/* roulang page: index */
*,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        :root {
            --mk-primary: #0C2D26;
            --mk-accent: #C2A15E;
            --mk-bg: #F5F2EC;
            --mk-surface: #FFFFFF;
            --mk-ink: #18352C;
            --mk-muted: #6A7D76;
            --mk-border: rgba(12, 45, 38, 0.14);
            --mk-dark: #0A231C;
            --mk-btn-bg: #C2A15E;
            --mk-btn-text: #0C2D26;
            --mk-radius-card: 14px;
            --mk-radius-control: 8px;
            --mk-shadow-1: 0 8px 24px rgba(12, 45, 38, 0.08);
            --mk-shadow-2: 0 18px 44px rgba(12, 45, 38, 0.13);
            --mk-font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            min-height: 100vh;
            background: var(--mk-bg);
            color: var(--mk-ink);
            font-family: var(--mk-font-sans);
            font-size: 16px;
            line-height: 1.75;
            letter-spacing: 0.01em;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: 10px;
        }

        a {
            color: var(--mk-primary);
            text-decoration: none;
            transition: color .2s ease, background .2s ease, border-color .2s ease;
        }

        a:hover {
            color: #163f35;
        }

        ul,
        ol {
            margin-top: 0;
        }

        h1,
        h2,
        h3,
        h4,
        h5,
        .h1,
        .h2,
        .h3,
        .h4 {
            color: var(--mk-primary);
            font-weight: 800;
            line-height: 1.35;
        }

        .nowrap {
            white-space: nowrap;
        }

        .container {
            max-width: 1220px;
        }

        .skip-link {
            position: absolute;
            left: -999px;
            top: 0;
            z-index: 1080;
            background: var(--mk-primary);
            color: #fff;
            padding: .75rem 1rem;
            border-radius: 0 0 8px 0;
        }

        .skip-link:focus {
            left: 0;
        }

        .eyebrow {
            display: inline-block;
            margin-bottom: 12px;
            padding: .32rem .8rem;
            border-radius: 999px;
            background: rgba(194, 161, 94, 0.15);
            color: var(--mk-primary);
            font-size: 12px;
            font-weight: 700;
            letter-spacing: .14em;
            line-height: 1.4;
            text-transform: uppercase;
        }

        .section-space {
            padding: 104px 0;
        }

        .section-heading {
            margin-bottom: 2.75rem;
        }

        .section-heading.center {
            text-align: center;
            max-width: 780px;
            margin-left: auto;
            margin-right: auto;
        }

        .section-heading h2 {
            font-size: clamp(1.9rem, 3.6vw, 2.75rem);
            letter-spacing: -0.02em;
            margin-bottom: .9rem;
        }

        .section-heading p {
            color: var(--mk-muted);
            font-size: 1.06rem;
            margin-bottom: 0;
        }

        .btn {
            border-radius: 999px;
            font-size: 1rem;
        }

        .btn-mk-primary,
        .btn-mk-outline,
        .btn-mk-light {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: .4rem;
            padding: .7rem 1.55rem;
            border-radius: 999px;
            font-weight: 700;
            text-decoration: none;
            border: 1px solid transparent;
            transition: background-color .22s ease, color .22s ease, box-shadow .22s ease, transform .22s ease, border-color .22s ease;
        }

        .btn-mk-primary {
            background: var(--mk-btn-bg);
            color: var(--mk-btn-text);
            border-color: var(--mk-btn-bg);
        }

        .btn-mk-primary:hover {
            background: #d3b574;
            border-color: #d3b574;
            color: var(--mk-btn-text);
            transform: translateY(-2px);
            box-shadow: 0 10px 22px rgba(12, 45, 38, 0.14);
        }

        .btn-mk-primary:focus-visible,
        .btn-mk-outline:focus-visible {
            outline: 3px solid rgba(194, 161, 94, 0.45);
            outline-offset: 2px;
        }

        .btn-mk-outline {
            background: transparent;
            border-color: var(--mk-primary);
            color: var(--mk-primary);
        }

        .btn-mk-outline:hover {
            background: rgba(12, 45, 38, 0.06);
            color: var(--mk-primary);
            transform: translateY(-1px);
        }

        .btn-mk-light {
            background: rgba(255, 255, 255, 0.14);
            border-color: rgba(255, 255, 255, 0.4);
            color: #fff;
        }

        .btn-mk-light:hover {
            background: rgba(255, 255, 255, 0.22);
            color: #fff;
            border-color: rgba(255, 255, 255, 0.7);
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1060;
            background: rgba(245, 242, 236, 0.9);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            border-bottom: 1px solid var(--mk-border);
        }

        .site-header .navbar {
            padding-top: .65rem;
            padding-bottom: .65rem;
        }

        .brand-badge {
            width: 42px;
            height: 42px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            background: var(--mk-primary);
            color: var(--mk-accent);
            font-weight: 900;
            font-size: .96rem;
            letter-spacing: -0.02em;
            margin-right: .6rem;
            box-shadow: inset 0 0 0 1px rgba(194, 161, 94, 0.55);
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.2;
        }

        .brand-text strong {
            font-size: 1.14rem;
            color: var(--mk-primary);
            font-weight: 800;
        }

        .brand-text small {
            font-size: .68rem;
            color: var(--mk-muted);
            letter-spacing: .14em;
            line-height: 1.1;
            text-transform: uppercase;
            margin-top: 2px;
        }

        .navbar-nav {
            gap: .15rem;
        }

        .navbar-nav .nav-link {
            position: relative;
            font-size: 1rem;
            font-weight: 600;
            color: var(--mk-ink);
            padding: .5rem .95rem;
            border-radius: 999px;
            transition: background-color .2s ease, color .2s ease;
        }

        .navbar-nav .nav-link:hover {
            color: var(--mk-primary);
            background: rgba(12, 45, 38, 0.05);
        }

        .navbar-nav .nav-link.active {
            color: var(--mk-primary);
        }

        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 1.2rem;
            right: 1.2rem;
            bottom: 2px;
            height: 2px;
            background: var(--mk-accent);
            border-radius: 2px;
        }

        .nav-cta .btn {
            margin-left: .6rem;
            white-space: nowrap;
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            width: 46px;
            height: 44px;
            display: inline-flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
        }

        .navbar-toggler:hover,
        .navbar-toggler:focus {
            background: rgba(12, 45, 38, 0.06);
        }

        .navbar-toggler:focus {
            outline: 3px solid rgba(194, 161, 94, 0.4);
        }

        .toggler-bar {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--mk-primary);
            border-radius: 2px;
            margin: 3px 0;
            transition: transform .2s ease, opacity .2s ease;
        }

        .hero-section {
            position: relative;
            overflow: hidden;
            padding: 92px 0 88px;
            background-image: linear-gradient(105deg,
                    rgba(245, 242, 236, 0.98) 0%,
                    rgba(245, 242, 236, 0.92) 48%,
                    rgba(12, 45, 38, 0.16) 100%),
                url('/assets/images/backpic/back-1.png');
            background-position: right center, center;
            background-size: cover, cover;
        }

        .hero-section .hero-copy {
            position: relative;
            z-index: 2;
        }

        .hero-copy h1 {
            font-size: clamp(2.35rem, 5vw, 4.1rem);
            line-height: 1.16;
            letter-spacing: -0.02em;
            margin-bottom: 1.25rem;
            color: var(--mk-primary);
        }

        .lead-copy {
            max-width: 570px;
            margin-bottom: 2.1rem;
            color: var(--mk-ink);
            font-size: 1.12rem;
            line-height: 1.85;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: .8rem 1rem;
        }

        .hero-points {
            list-style: none;
            margin: 2.4rem 0 0;
            padding: 0;
            display: flex;
            flex-wrap: wrap;
            gap: .8rem 1.55rem;
        }

        .hero-points li {
            display: flex;
            align-items: center;
            gap: .35rem;
            font-size: .92rem;
            font-weight: 600;
            color: var(--mk-primary);
        }

        .hero-points li::before {
            content: "";
            width: 7px;
            height: 7px;
            border-radius: 50%;
            background: var(--mk-accent);
        }

        .hero-visual {
            position: relative;
            z-index: 1;
        }

        .hero-visual::before {
            content: "";
            position: absolute;
            top: 6%;
            right: -4%;
            width: 330px;
            height: 330px;
            border-radius: 40px;
            background: url('/assets/images/backpic/back-2.webp') center/cover no-repeat;
            opacity: .24;
            transform: rotate(9deg);
            z-index: 0;
        }

        .hero-visual::after {
            content: "";
            position: absolute;
            right: -28px;
            bottom: -24px;
            width: 72%;
            height: 45%;
            background: rgba(194, 161, 94, 0.24);
            filter: blur(44px);
            z-index: 0;
        }

        .login-panel {
            position: relative;
            z-index: 2;
            background: rgba(255, 255, 255, 0.96);
            border: 1px solid var(--mk-border);
            border-radius: 22px;
            padding: 1.7rem 1.65rem 1.55rem;
            box-shadow: var(--mk-shadow-2);
            backdrop-filter: blur(6px);
            -webkit-backdrop-filter: blur(6px);
        }

        .login-panel h3 {
            font-size: 1.35rem;
            margin-bottom: .15rem;
        }

        .login-panel .panel-sub {
            color: var(--mk-muted);
            font-size: .82rem;
            margin-bottom: 1.15rem;
        }

        .login-panel label {
            font-size: .82rem;
            font-weight: 700;
            color: var(--mk-ink);
            margin-bottom: .25rem;
        }

        .form-control-mk {
            display: block;
            width: 100%;
            padding: .75rem 1rem;
            font-size: .95rem;
            line-height: 1.6;
            color: var(--mk-ink);
            background: #fbfaf7;
            border: 1px solid var(--mk-border);
            border-radius: 10px;
            transition: border-color .2s ease, box-shadow .2s ease, background-color .2s ease;
        }

        .form-control-mk:focus {
            outline: none;
            background: #fff;
            border-color: var(--mk-accent);
            box-shadow: 0 0 0 4px rgba(194, 161, 94, 0.18);
        }

        textarea.form-control-mk {
            min-height: 120px;
            resize: vertical;
        }

        select.form-control-mk {
            appearance: auto;
        }

        .login-panel .btn-login {
            width: 100%;
            padding: .8rem 1rem;
            border-radius: 10px;
            font-size: 1rem;
        }

        .login-extra {
            display: flex;
            justify-content: space-between;
            align-items: center;
            margin-top: .85rem;
            font-size: .82rem;
        }

        .login-extra a {
            font-weight: 600;
        }

        .login-card-note {
            margin-top: 1rem;
            padding: .7rem .9rem;
            border-radius: 10px;
            background: rgba(12, 45, 38, 0.05);
            color: var(--mk-muted);
            font-size: .8rem;
        }

        .stats-band {
            background: var(--mk-surface);
            border-bottom: 1px solid var(--mk-border);
        }

        .stats-band .stat-row {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
        }

        .stats-band .stat-item {
            position: relative;
            text-align: center;
            padding: 1.65rem .8rem 1.5rem;
        }

        .stats-band .stat-item+.stat-item::before {
            content: "";
            position: absolute;
            left: 0;
            top: 18%;
            width: 1px;
            height: 64%;
            background: var(--mk-border);
        }

        .stat-value {
            display: block;
            color: var(--mk-primary);
            font-size: clamp(1.55rem, 3.2vw, 2.35rem);
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -0.02em;
        }

        .stat-label {
            display: block;
            color: var(--mk-muted);
            font-size: .9rem;
            line-height: 1.4;
            padding-top: .15rem;
        }

        .feature-section {
            background: var(--mk-surface);
        }

        .feature-intro {
            padding-right: 1.5rem;
        }

        .feature-intro p {
            color: var(--mk-muted);
            font-size: 1rem;
            margin: 1.2rem 0 1.6rem;
        }

        .feature-list {
            margin: 0;
            padding: 0;
            list-style: none;
            border-top: 1px solid var(--mk-border);
        }

        .feature-item {
            display: grid;
            grid-template-columns: 74px 1fr;
            gap: .6rem 1rem;
            align-items: baseline;
            padding: 1.8rem 1rem 1.8rem .75rem;
            border-bottom: 1px solid var(--mk-border);
            border-radius: 4px;
            transition: background-color .25s ease, transform .25s ease, padding-left .25s ease;
        }

        .feature-item:hover {
            background: rgba(12, 45, 38, 0.045);
            transform: translateX(-6px);
            padding-left: .9rem;
        }

        .feature-no {
            color: var(--mk-accent);
            font-size: .98rem;
            font-weight: 800;
            letter-spacing: .08em;
        }

        .feature-copy h3 {
            font-size: 1.2rem;
            margin: 0 0 .4rem;
        }

        .feature-copy p {
            margin: 0;
            color: var(--mk-muted);
            font-size: .98rem;
            max-width: 620px;
        }

        .demo-section {
            background: var(--mk-bg);
        }

        .demo-stage {
            position: relative;
        }

        .demo-grid {
            display: grid;
            grid-template-columns: 1.7fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .browser-window {
            position: relative;
            overflow: hidden;
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius-card);
            box-shadow: var(--mk-shadow-1);
        }

        .browser-bar {
            display: flex;
            align-items: center;
            gap: 7px;
            padding: 12px 16px;
            background: #f7f5ef;
            border-bottom: 1px solid var(--mk-border);
        }

        .browser-dot {
            content: "";
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: rgba(12, 45, 38, 0.16);
        }

        .browser-dot:nth-child(2) {
            background: rgba(194, 161, 94, 0.75);
        }

        .browser-dot:nth-child(3) {
            background: rgba(12, 45, 38, 0.45);
        }

        .browser-url {
            flex: 1;
            text-align: center;
            font-size: .78rem;
            color: var(--mk-muted);
            background: #fff;
            border-radius: 999px;
            padding: .25rem .7rem;
            border: 1px solid var(--mk-border);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }

        .demo-image-wrap {
            width: 100%;
        }

        .demo-image-wrap img {
            width: 100%;
            min-height: 280px;
            object-fit: cover;
            border-radius: 0;
        }

        .demo-side-card {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius-card);
            padding: 1.5rem;
            box-shadow: var(--mk-shadow-1);
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .demo-side-card img {
            width: 100%;
            max-height: 270px;
            object-fit: cover;
            border-radius: 10px;
        }

        .status-badge {
            display: inline-flex;
            align-items: center;
            gap: .32rem;
            margin-top: .8rem;
            padding: .25rem .75rem;
            background: rgba(194, 161, 94, 0.18);
            border-radius: 999px;
            font-size: .78rem;
            font-weight: 700;
            color: var(--mk-primary);
        }

        .demo-caption {
            margin: 1.15rem 0 0;
            text-align: center;
            color: var(--mk-muted);
            font-size: .88rem;
        }

        .proof-section {
            background: var(--mk-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 88px 0;
        }

        .proof-section .eyebrow {
            background: rgba(194, 161, 94, 0.2);
            color: #f3e5cc;
        }

        .proof-quote blockquote {
            margin: 0;
            padding: 0;
            border-left: 4px solid var(--mk-accent);
            padding-left: 1.3rem;
            font-size: clamp(1.25rem, 2.2vw, 1.75rem);
            line-height: 1.65;
            color: #fff;
            font-weight: 700;
        }

        .proof-quote cite {
            display: block;
            margin-top: 1.2rem;
            font-style: normal;
            color: rgba(255, 255, 255, 0.7);
            font-size: .92rem;
            font-weight: 500;
        }

        .partner-wall {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            justify-content: flex-start;
        }

        .partner-logo {
            display: inline-flex;
            align-items: center;
            min-height: 54px;
            padding: .45rem 1.05rem;
            border: 1px solid rgba(255, 255, 255, 0.22);
            border-radius: 999px;
            color: rgba(255, 255, 255, 0.9);
            font-weight: 600;
            background: rgba(255, 255, 255, 0.05);
            transition: background-color .2s ease, border-color .2s ease;
        }

        .partner-logo:hover {
            background: rgba(255, 255, 255, 0.1);
            border-color: rgba(255, 255, 255, 0.5);
            color: #fff;
        }

        .pricing-section {
            background: var(--mk-surface);
        }

        .price-rows {
            border-top: 1px solid var(--mk-border);
        }

        .price-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            padding: 1.8rem 1rem;
            border-bottom: 1px solid var(--mk-border);
            gap: .5rem 1.2rem;
            transition: background-color .25s ease, transform .25s ease;
            border-radius: 6px;
        }

        .price-line:hover {
            background: rgba(245, 242, 236, 0.8);
            transform: translateX(-4px);
        }

        .price-line.is-featured {
            background: rgba(194, 161, 94, 0.12);
            padding: 2.2rem 1rem;
        }

        .price-name {
            width: 160px;
            font-size: 1.08rem;
            font-weight: 800;
            color: var(--mk-primary);
        }

        .price-name small {
            display: block;
            font-weight: 500;
            font-size: .78rem;
            color: var(--mk-muted);
        }

        .price-tags {
            flex: 1 1 260px;
            display: flex;
            flex-wrap: wrap;
            gap: .35rem .45rem;
        }

        .price-tag {
            display: inline-block;
            padding: .18rem .65rem;
            border: 1px solid var(--mk-border);
            background: #fff;
            border-radius: 999px;
            font-size: .78rem;
            color: var(--mk-primary);
        }

        .price-amount {
            width: 130px;
            text-align: center;
            color: var(--mk-primary);
            font-weight: 800;
            font-size: 1.3rem;
            white-space: nowrap;
        }

        .price-amount small {
            font-size: .78rem;
            color: var(--mk-muted);
            font-weight: 500;
        }

        .price-cta {
            width: 150px;
            text-align: right;
        }

        .news-section {
            background: var(--mk-bg);
        }

        .news-main-card,
        .news-aside-card {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius-card);
            overflow: hidden;
        }

        .news-main-card {
            min-height: 100%;
        }

        .news-main-card img {
            width: 100%;
            height: 250px;
            object-fit: cover;
            border-radius: 0;
        }

        .news-card-body {
            padding: 1.65rem 1.7rem 1.55rem;
        }

        .news-card-body h3 {
            font-size: 1.45rem;
            line-height: 1.45;
            margin: .6rem 0 .6rem;
        }

        .news-card-body h3 a {
            color: var(--mk-primary);
        }

        .news-card-body h3 a:hover {
            color: #173f34;
        }

        .news-summary {
            color: var(--mk-muted);
            font-size: .96rem;
            line-height: 1.8;
            margin-bottom: 1rem;
            display: -webkit-box;
            -webkit-line-clamp: 3;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .post-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: .4rem;
            font-size: .8rem;
            color: var(--mk-muted);
        }

        .post-cat {
            display: inline-block;
            padding: .14rem .65rem;
            background: rgba(194, 161, 94, 0.18);
            border-radius: 999px;
            color: var(--mk-primary);
            font-weight: 700;
            font-size: .78rem;
        }

        .post-readmore {
            font-weight: 700;
            text-decoration: none;
            border-bottom: 1px solid transparent;
        }

        .post-readmore:hover {
            border-bottom-color: var(--mk-primary);
        }

        .news-list-wrap {
            background: var(--mk-bg);
        }

        .news-list-items {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .news-list-item {
            display: block;
            padding: 1rem 1.2rem;
            border: 1px solid var(--mk-border);
            border-radius: 12px;
            background: var(--mk-surface);
            margin-bottom: .85rem;
            transition: box-shadow .22s ease, transform .22s ease;
        }

        .news-list-item:hover {
            box-shadow: var(--mk-shadow-1);
            transform: translateY(-2px);
        }

        .news-list-item h4 {
            font-size: 1rem;
            line-height: 1.5;
            margin: .45rem 0 .2rem;
        }

        .news-list-item h4 a {
            color: var(--mk-primary);
        }

        .news-list-item p {
            color: var(--mk-muted);
            font-size: .86rem;
            line-height: 1.6;
            margin: 0 0 .35rem;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-empty {
            background: var(--mk-surface);
            border: 1px dashed var(--mk-border);
            border-radius: 12px;
            padding: 2.2rem 1.5rem;
            text-align: center;
            color: var(--mk-muted);
            width: 100%;
        }

        .faq-section {
            background: var(--mk-surface);
        }

        .accordion-mk {
            border-top: 1px solid var(--mk-border);
        }

        .accordion-mk .accordion-item {
            background: transparent;
            border: 0;
            border-bottom: 1px solid var(--mk-border);
        }

        .accordion-mk .accordion-button {
            background: transparent;
            color: var(--mk-primary);
            font-weight: 700;
            font-size: 1.08rem;
            padding: 1.45rem .25rem;
            box-shadow: none;
            border-radius: 0 !important;
            letter-spacing: .01em;
        }

        .accordion-mk .accordion-button:not(.collapsed) {
            background: transparent;
            color: var(--mk-primary);
        }

        .accordion-mk .accordion-button:focus {
            box-shadow: none;
            outline: 3px solid rgba(12, 45, 38, 0.12);
        }

        .accordion-mk .accordion-button::after {
            content: "+";
            background-image: none;
            width: auto;
            height: auto;
            font-size: 1.6rem;
            font-weight: 300;
            line-height: 1;
            color: var(--mk-accent);
            transform: none;
            transition: transform .2s ease;
        }

        .accordion-mk .accordion-button:not(.collapsed)::after {
            content: "−";
            transform: none;
            color: var(--mk-accent);
        }

        .accordion-mk .accordion-body {
            padding: .1rem 1.1rem 1.5rem .25rem;
            color: var(--mk-muted);
            line-height: 1.85;
        }

        .contact-section {
            background: var(--mk-bg);
        }

        .contact-info-card {
            background: var(--mk-dark);
            color: rgba(255, 255, 255, 0.78);
            border-radius: var(--mk-radius-card);
            padding: 2.2rem 2rem;
            height: 100%;
        }

        .contact-info-card h3 {
            color: #fff;
            margin-bottom: 1rem;
        }

        .contact-items {
            list-style: none;
            padding: 0;
            margin: 1.5rem 0 0;
        }

        .contact-items li {
            display: flex;
            align-items: flex-start;
            gap: .7rem;
            padding: .55rem 0;
            color: rgba(255, 255, 255, 0.84);
            font-size: .96rem;
        }

        .contact-items li::before {
            content: "";
            flex: 0 0 8px;
            width: 8px;
            height: 8px;
            background: var(--mk-accent);
            border-radius: 50%;
            margin-top: .7rem;
        }

        .contact-form-card {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius-card);
            padding: 1.6rem 1.4rem;
            box-shadow: var(--mk-shadow-1);
        }

        .contact-form-card .form-label {
            font-size: .86rem;
            font-weight: 700;
            color: var(--mk-ink);
        }

        .contact-form-card .btn {
            width: 100%;
            margin-top: .45rem;
        }

        .site-footer {
            background: var(--mk-dark);
            color: rgba(255, 255, 255, 0.74);
            padding: 64px 0 0;
        }

        .footer-top {
            padding-bottom: 36px;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 1rem;
            margin-bottom: 1.2rem;
            letter-spacing: .02em;
        }

        .footer-brand .brand-text strong {
            color: #fff;
        }

        .footer-brand .brand-text small {
            color: rgba(255, 255, 255, 0.56);
        }

        .footer-desc {
            margin: 1.1rem 0 0;
            color: rgba(255, 255, 255, 0.64);
            font-size: .9rem;
            max-width: 320px;
        }

        .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-nav li+li {
            margin-top: .5rem;
        }

        .footer-nav a {
            color: rgba(255, 255, 255, 0.72);
            text-decoration: none;
            position: relative;
            transition: color .2s ease, padding-left .2s ease;
        }

        .footer-nav a:hover {
            color: var(--mk-accent);
            padding-left: 6px;
        }

        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.12);
            padding: 1.25rem 0;
            color: rgba(255, 255, 255, 0.5);
            font-size: .82rem;
        }

        .footer-bottom a {
            color: rgba(255, 255, 255, 0.7);
        }

        .floating-cta {
            position: fixed;
            right: 26px;
            bottom: 26px;
            z-index: 1080;
            background: var(--mk-accent);
            color: var(--mk-btn-text);
            font-weight: 800;
            padding: .8rem 1.55rem;
            border-radius: 999px;
            font-size: .92rem;
            box-shadow: 0 12px 30px rgba(12, 45, 38, 0.24);
            transition: background-color .2s ease, transform .2s ease, box-shadow .2s ease;
            border: 1px solid rgba(255, 255, 255, 0.14);
        }

        .floating-cta:hover {
            background: #d6b87e;
            color: var(--mk-btn-text);
            transform: translateY(-3px);
            box-shadow: 0 16px 36px rgba(12, 45, 38, 0.3);
        }

        .floating-cta:focus-visible {
            outline: 3px solid var(--mk-accent);
            outline-offset: 3px;
        }

        @media (max-width: 1199.98px) {
            .navbar-nav .nav-link {
                padding-right: .65rem;
                padding-left: .65rem;
            }
        }

        @media (max-width: 991.98px) {
            .section-space {
                padding: 74px 0;
            }

            .navbar-collapse {
                background: var(--mk-surface);
                border: 1px solid var(--mk-border);
                border-radius: 16px;
                margin-top: .8rem;
                padding: .6rem 1rem 1rem;
                box-shadow: var(--mk-shadow-1);
            }

            .navbar-nav .nav-link.active::after {
                left: 1rem;
                right: 1rem;
            }

            .navbar-nav .nav-link {
                padding-top: .6rem;
                padding-bottom: .6rem;
            }

            .nav-cta .btn {
                margin-left: 0;
                margin-top: .8rem;
                width: 100%;
            }

            .hero-section {
                padding: 68px 0 62px;
                background-position: center top, center center;
            }

            .stats-band .stat-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-band .stat-item:nth-child(3)::before {
                display: none;
            }

            .stats-band .stat-item:nth-child(even)::before {
                display: none;
            }

            .stats-band .stat-item {
                border-bottom: 1px solid var(--mk-border);
            }

            .stats-band .stat-item:nth-child(n+3) {
                border-bottom: 0;
            }

            .demo-grid {
                grid-template-columns: 1fr;
            }

            .price-line {
                flex-direction: column;
                align-items: flex-start;
            }

            .price-name,
            .price-tags,
            .price-amount,
            .price-cta {
                width: 100%;
                text-align: left;
                padding-left: 0;
            }

            .price-amount {
                font-size: 1.2rem;
            }

            .price-cta .btn {
                width: 100%;
            }
        }

        @media (max-width: 767.98px) {
            body {
                font-size: 15px;
            }

            .section-space {
                padding: 56px 0;
            }

            .hero-copy h1 {
                font-size: clamp(2rem, 8vw, 3rem);
                line-height: 1.25;
            }

            .lead-copy {
                font-size: 1rem;
            }

            .feature-item {
                grid-template-columns: 1fr;
                gap: .35rem;
            }

            .feature-no {
                font-size: .85rem;
            }

            .feature-copy h3 {
                font-size: 1.12rem;
            }

            .news-main-card img {
                height: 200px;
            }

            .news-card-body h3 {
                font-size: 1.16rem;
            }

            .login-panel {
                padding: 1.35rem 1.2rem;
            }

            .login-panel h3 {
                font-size: 1.2rem;
            }

            .contact-form-card,
            .contact-info-card {
                padding: 1.4rem 1.2rem;
            }

            .floating-cta {
                right: 16px;
                bottom: 16px;
                padding: .7rem 1.15rem;
                font-size: .86rem;
            }
        }

        @media (max-width: 575.98px) {
            .stats-band .stat-row {
                grid-template-columns: repeat(2, 1fr);
            }

            .stats-band .stat-item {
                padding: 1.2rem .4rem;
            }

            .stat-value {
                font-size: 1.45rem;
            }

            .price-line.is-featured {
                padding: 1.6rem 1rem;
            }

            .partner-wall {
                gap: 8px;
            }

            .partner-logo {
                flex: 1 1 45%;
                justify-content: center;
                text-align: center;
                padding-right: .65rem;
                padding-left: .65rem;
            }
        }

/* roulang page: category1 */
:root {
            --mk-primary: #0C2D26;
            --mk-accent: #C2A15E;
            --mk-bg: #F5F2EC;
            --mk-surface: #FFFFFF;
            --mk-ink: #18352C;
            --mk-muted: #6A7D76;
            --mk-border: rgba(12,45,38,0.14);
            --mk-dark: #0A231C;
            --mk-btn-bg: #C2A15E;
            --mk-btn-text: #0C2D26;
            --mk-radius: 12px;
            --mk-radius-sm: 6px;
            --mk-shadow: 0 12px 28px rgba(12,45,38,0.10);
            --mk-transition: 200ms ease-out;
        }
        * {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
            background-color: var(--mk-bg);
            color: var(--mk-ink);
            font-size: 16px;
            line-height: 1.8;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--mk-primary);
            text-decoration: none;
            transition: color var(--mk-transition);
        }
        a:hover {
            color: var(--mk-accent);
        }
        img {
            max-width: 100%;
            height: auto;
        }
        button,
        input,
        select,
        textarea {
            font: inherit;
        }
        .container {
            max-width: 1200px;
        }
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(245, 242, 236, 0.88);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--mk-border);
        }
        .navbar {
            padding: 0.75rem 0;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            padding: 0;
            margin: 0;
        }
        .brand-badge {
            width: 42px;
            height: 42px;
            background: var(--mk-primary);
            color: #FFFFFF;
            font-weight: 800;
            font-size: 1rem;
            letter-spacing: 0.02em;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            border-radius: 10px;
            box-shadow: inset 0 0 0 1px rgba(194, 161, 94, 0.45);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
        }
        .brand-text strong {
            color: var(--mk-primary);
            font-size: 1.14rem;
            font-weight: 800;
            letter-spacing: 0.02em;
        }
        .brand-text small {
            color: var(--mk-muted);
            font-size: 0.7rem;
            letter-spacing: 0.18em;
            font-weight: 500;
        }
        .navbar-nav .nav-item {
            margin: 0 0.2rem;
        }
        .navbar-nav .nav-link {
            color: var(--mk-ink);
            font-weight: 500;
            font-size: 0.95rem;
            padding: 0.5rem 0.85rem;
            position: relative;
            border-radius: 4px;
            transition: color var(--mk-transition), background-color var(--mk-transition);
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus-visible {
            color: var(--mk-primary);
            background: rgba(12, 45, 38, 0.06);
            outline: none;
        }
        .navbar-nav .nav-link.active {
            color: var(--mk-primary);
            font-weight: 700;
        }
        .navbar-nav .nav-link.active::after {
            content: "";
            position: absolute;
            left: 0.85rem;
            right: 0.85rem;
            bottom: 0.1rem;
            height: 2px;
            background: var(--mk-accent);
            border-radius: 999px;
        }
        .nav-cta {
            margin-left: 0.75rem;
            flex-shrink: 0;
        }
        .btn-mk-primary {
            background: var(--mk-btn-bg);
            color: var(--mk-btn-text);
            border: 1px solid transparent;
            border-radius: 999px;
            padding: 0.68rem 1.6rem;
            font-weight: 700;
            font-size: 0.95rem;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: background-color var(--mk-transition), color var(--mk-transition), transform var(--mk-transition), box-shadow var(--mk-transition);
        }
        .btn-mk-primary:hover,
        .btn-mk-primary:focus-visible {
            background: #d1b173;
            color: var(--mk-dark);
            box-shadow: 0 8px 22px rgba(12, 45, 38, 0.10);
            transform: translateY(-1px);
            outline: none;
        }
        .btn-mk-primary:active {
            transform: translateY(0);
            background: #aa8d4e;
        }
        .btn-mk-primary .fa-arrow-right {
            transition: transform var(--mk-transition);
        }
        .btn-mk-primary:hover .fa-arrow-right {
            transform: translateX(4px);
        }
        .btn-mk-outline {
            background: transparent;
            border: 1px solid var(--mk-border);
            color: var(--mk-primary);
            border-radius: 999px;
            padding: 0.68rem 1.6rem;
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            transition: background-color var(--mk-transition), border-color var(--mk-transition), color var(--mk-transition);
        }
        .btn-mk-outline:hover,
        .btn-mk-outline:focus-visible {
            border-color: var(--mk-primary);
            color: var(--mk-primary);
            background: rgba(12, 45, 38, 0.06);
            outline: none;
        }
        .navbar-toggler {
            border: 0;
            padding: 0.4rem;
            background: transparent;
        }
        .toggler-bar {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--mk-primary);
            border-radius: 2px;
            margin: 5px 0;
            transition: background-color var(--mk-transition);
        }
        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--mk-bg);
                margin-top: 0.8rem;
                padding: 1rem;
                border: 1px solid var(--mk-border);
                border-radius: var(--mk-radius);
            }
            .navbar-nav .nav-link.active::after {
                left: 0.4rem;
                right: auto;
                width: 24px;
            }
            .nav-cta {
                margin: 0.8rem 0 0;
                text-align: center;
            }
            .nav-cta .btn {
                width: 100%;
                justify-content: center;
            }
        }
        .page-hero {
            background-color: var(--mk-dark);
            background-image: linear-gradient(120deg, rgba(10, 35, 28, 0.95), rgba(12, 45, 38, 0.78)), url('/assets/images/backpic/back-2.webp');
            background-size: cover;
            background-position: center;
            color: #FFF6E7;
            padding: 5rem 0 4.2rem;
            position: relative;
            overflow: hidden;
        }
        .page-hero .hero-tag {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            border: 1px solid rgba(255,255,255,0.25);
            border-radius: 999px;
            padding: 0.28rem 0.9rem;
            font-size: 0.8rem;
            letter-spacing: 0.1em;
            color: rgba(255,255,255,0.9);
            background: rgba(12, 45, 38, 0.4);
            margin-bottom: 1rem;
        }
        .page-hero h1 {
            font-size: clamp(2rem, 4vw, 2.8rem);
            font-weight: 800;
            color: #FFF8EA;
            letter-spacing: -0.02em;
            line-height: 1.22;
            margin-bottom: 1rem;
        }
        .page-hero .hero-lead {
            font-size: 1.1rem;
            color: rgba(255,255,255,0.85);
            max-width: 720px;
            line-height: 1.85;
        }
        .breadcrumb-mk {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
            font-size: 0.85rem;
            margin-bottom: 1.2rem;
            color: rgba(255,255,255,0.7);
        }
        .breadcrumb-mk a {
            color: #d8c8a8;
        }
        .breadcrumb-mk a:hover {
            color: #fff;
        }
        .breadcrumb-mk .sep {
            color: rgba(255,255,255,0.45);
        }
        .hero-meta-row {
            margin-top: 1.6rem;
            display: flex;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .meta-pill {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            border-radius: 999px;
            background: rgba(255,255,255,0.1);
            border: 1px solid rgba(255,255,255,0.2);
            padding: 0.35rem 0.9rem;
            font-size: 0.85rem;
            color: #fff;
        }
        .meta-pill i {
            color: #E9C98A;
        }
        .section-mk {
            padding: 5.5rem 0;
        }
        .section-mk-sm {
            padding: 3.2rem 0;
        }
        .section-head {
            margin-bottom: 2.4rem;
        }
        .section-eyebrow {
            display: inline-block;
            color: var(--mk-accent);
            font-weight: 700;
            font-size: 0.8rem;
            letter-spacing: 0.14em;
            text-transform: uppercase;
            margin-bottom: 0.6rem;
        }
        .section-head h2 {
            font-size: clamp(1.8rem, 3vw, 2.4rem);
            color: var(--mk-primary);
            font-weight: 800;
            letter-spacing: -0.02em;
            line-height: 1.25;
            margin-bottom: 0.8rem;
        }
        .section-head p {
            color: var(--mk-muted);
            max-width: 720px;
            margin-bottom: 0;
            line-height: 1.8;
        }
        .status-strip {
            border: 1px solid var(--mk-border);
            background: var(--mk-surface);
            border-radius: var(--mk-radius);
            padding: 1.2rem 1.5rem;
            margin-top: -0.4rem;
            box-shadow: 0 8px 18px rgba(12,45,38,0.04);
        }
        .live-dot {
            width: 10px;
            height: 10px;
            background: #2AA876;
            border-radius: 50%;
            display: inline-block;
            position: relative;
            margin-right: 0.3rem;
        }
        .live-dot::after {
            content: "";
            width: 10px;
            height: 10px;
            background: rgba(42,168,118,0.5);
            border-radius: 50%;
            position: absolute;
            inset: 0;
            animation: pulse-dot 1.8s infinite;
        }
        @keyframes pulse-dot {
            0% { transform: scale(1); opacity: 0.9; }
            100% { transform: scale(2.4); opacity: 0; }
        }
        .status-strip .badge-status {
            background: rgba(42, 168, 118, 0.1);
            color: #1D7F5D;
            font-weight: 700;
            border-radius: 999px;
            font-size: 0.82rem;
        }
        .section-login-steps {
            background: var(--mk-bg);
        }
        .login-steps-vertical {
            position: relative;
            margin-top: 0.5rem;
        }
        .login-step {
            position: relative;
            padding-left: 3.2rem;
            padding-bottom: 2.4rem;
        }
        .login-step:last-child {
            padding-bottom: 0;
        }
        .login-step::before {
            content: "";
            position: absolute;
            left: 1.05rem;
            top: 2.2rem;
            bottom: 0.4rem;
            width: 1px;
            background: linear-gradient(180deg, var(--mk-border), rgba(12,45,38,0.04));
        }
        .login-step:last-child::before {
            display: none;
        }
        .step-num {
            width: 2.2rem;
            height: 2.2rem;
            border-radius: 50%;
            background: var(--mk-primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
            font-size: 0.9rem;
            position: absolute;
            left: 0;
            top: 0.15rem;
            box-shadow: 0 0 0 4px rgba(12,45,38,0.08);
        }
        .step-body h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--mk-primary);
            margin-bottom: 0.4rem;
        }
        .step-body p {
            color: var(--mk-muted);
            margin-bottom: 0.35rem;
            max-width: 640px;
        }
        .step-body .tip-line {
            font-size: 0.9rem;
            background: rgba(194,161,94,0.12);
            padding: 0.2rem 0.65rem;
            border-radius: 4px;
            display: inline-block;
            color: var(--mk-primary);
        }
        .login-demo-wrap {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius);
            overflow: hidden;
            box-shadow: 0 12px 30px rgba(12,45,38,0.08);
        }
        .browser-bar {
            background: #F1EDE4;
            padding: 0.6rem 1rem;
            border-bottom: 1px solid var(--mk-border);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .browser-dot {
            width: 11px;
            height: 11px;
            border-radius: 50%;
            display: inline-block;
        }
        .browser-dot.red { background: #E46962; }
        .browser-dot.yellow { background: #EAB74A; }
        .browser-dot.green { background: #4DAF87; }
        .browser-url {
            background: #fff;
            border-radius: 6px;
            padding: 0.2rem 0.8rem;
            font-size: 0.8rem;
            color: var(--mk-muted);
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            border: 1px solid rgba(12,45,38,0.08);
            flex: 1;
            max-width: 100%;
            overflow: hidden;
        }
        .demo-body {
            position: relative;
            min-height: 260px;
            padding: 1rem;
        }
        .demo-body img {
            border-radius: 10px;
            width: 100%;
            height: auto;
            object-fit: cover;
            border: 1px solid var(--mk-border);
        }
        .demo-badge {
            position: absolute;
            display: inline-flex;
            align-items: center;
            gap: 0.35rem;
            border-radius: 999px;
            font-size: 0.8rem;
            padding: 0.3rem 0.8rem;
            font-weight: 600;
            box-shadow: 0 8px 18px rgba(0,0,0,0.12);
        }
        .demo-badge.left-top {
            top: 1.4rem;
            left: 1.4rem;
            background: rgba(255,255,255,0.92);
            color: var(--mk-primary);
        }
        .demo-badge.right-bottom {
            bottom: 1.4rem;
            right: 1.4rem;
            background: var(--mk-dark);
            color: #E4CF9C;
        }
        .image-caption {
            font-size: 0.9rem;
            color: var(--mk-muted);
            margin-top: 0.7rem;
        }
        .attention-section {
            background: var(--mk-dark);
            color: #E9E2D5;
            border-radius: 18px;
            padding: 3rem;
            margin: 3.2rem 0 0;
        }
        @media (max-width: 767.98px) {
            .attention-section {
                padding: 1.6rem;
            }
        }
        .attention-section h2 {
            color: #F6E7CB;
            font-size: 1.8rem;
            font-weight: 800;
            margin-bottom: 0.8rem;
        }
        .attention-section p {
            color: rgba(255,255,255,0.82);
            margin-bottom: 1.4rem;
        }
        .attention-item {
            border: 1px solid rgba(255,255,255,0.12);
            border-radius: 12px;
            background: rgba(255,255,255,0.04);
            padding: 1rem 1.2rem;
            height: 100%;
            transition: background-color var(--mk-transition), transform var(--mk-transition);
        }
        .attention-item:hover {
            background: rgba(255,255,255,0.08);
            transform: translateY(-2px);
        }
        .attention-item i {
            color: var(--mk-accent);
            font-size: 1.4rem;
            margin-bottom: 0.5rem;
        }
        .attention-item h3 {
            font-size: 1.05rem;
            color: #F6E7CB;
            font-weight: 700;
            margin-bottom: 0.3rem;
        }
        .attention-item p {
            font-size: 0.9rem;
            color: rgba(255,255,255,0.74);
            margin: 0;
        }
        .plain-card {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius);
            padding: 1.6rem;
        }
        .role-section {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 1.5rem;
        }
        @media (max-width: 767.98px) {
            .role-section {
                grid-template-columns: 1fr;
                gap: 1rem;
            }
        }
        .role-block {
            border-bottom: 1px solid var(--mk-border);
            padding-bottom: 1.3rem;
            display: flex;
            gap: 1rem;
        }
        .role-block:last-child {
            border-bottom: 0;
            padding-bottom: 0;
        }
        .role-icon {
            width: 52px;
            height: 52px;
            background: rgba(12,45,38,0.08);
            color: var(--mk-primary);
            flex-shrink: 0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            border-radius: 14px;
        }
        .role-block h3 {
            font-size: 1.14rem;
            color: var(--mk-primary);
            font-weight: 700;
            margin-bottom: 0.45rem;
        }
        .role-block p {
            color: var(--mk-muted);
            font-size: 0.93rem;
            margin: 0;
        }
        .security-check-wrap {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--mk-radius);
            padding: 1.6rem;
            height: 100%;
        }
        .security-check-wrap h3 {
            font-weight: 700;
            color: var(--mk-primary);
            margin-bottom: 0.8rem;
        }
        .check-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .check-list li {
            position: relative;
            padding-left: 1.7rem;
            margin-bottom: 0.7rem;
            color: var(--mk-ink);
            font-size: 0.95rem;
        }
        .check-list li::before {
            content: "\f058";
            font-family: "Font Awesome 6 Free";
            font-weight: 400;
            color: var(--mk-accent);
            position: absolute;
            left: 0;
            top: 0.05rem;
        }
        .faq-item {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: 12px;
            margin-bottom: 0.8rem;
            overflow: hidden;
            transition: border-color var(--mk-transition), box-shadow var(--mk-transition);
        }
        .faq-item:hover {
            border-color: rgba(12,45,38,0.25);
            box-shadow: 0 6px 16px rgba(12,45,38,0.04);
        }
        .faq-item summary {
            list-style: none;
            cursor: pointer;
            padding: 1rem 1.2rem;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            min-height: 2.8rem;
            font-weight: 600;
            color: var(--mk-primary);
            transition: color var(--mk-transition);
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary .icon-plus {
            color: var(--mk-accent);
            flex-shrink: 0;
            font-size: 1.1rem;
            transition: transform 200ms ease-out;
        }
        .faq-item[open] summary .icon-plus {
            transform: rotate(45deg);
        }
        .faq-item .faq-body {
            padding: 0 1.2rem 1.1rem;
            color: var(--mk-muted);
            border-top: 1px solid var(--mk-border);
            margin-top: 0;
            padding-top: 0.9rem;
            font-size: 0.95rem;
        }
        .cta-block {
            background: linear-gradient(115deg, rgba(12,45,38,0.96), rgba(20,70,58,0.92)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            border-radius: 20px;
            padding: 3rem 2.5rem;
            color: #FFF3E0;
            margin: 3rem 0;
        }
        @media (max-width: 767.98px) {
            .cta-block {
                padding: 2rem 1.3rem;
            }
        }
        .cta-block h2 {
            color: #FFF3E0;
            font-size: 1.9rem;
            font-weight: 800;
        }
        .cta-block p {
            color: rgba(255,255,255,0.85);
            max-width: 680px;
        }
        .outline-btn-light {
            border: 1px solid rgba(255,255,255,0.45);
            background: transparent;
            color: #fff;
            border-radius: 999px;
            padding: 0.68rem 1.5rem;
            font-weight: 600;
            display: inline-flex;
            gap: 0.5rem;
            align-items: center;
        }
        .outline-btn-light:hover {
            background: rgba(255,255,255,0.1);
            color: #fff;
        }
        .site-footer {
            background: var(--mk-dark);
            color: #D6DED8;
            padding: 3.5rem 0 1.5rem;
            font-size: 0.93rem;
        }
        .site-footer .footer-brand {
            display: inline-flex;
            align-items: center;
            gap: 0.6rem;
            margin-bottom: 0.8rem;
        }
        .site-footer .brand-badge {
            background: #163A30;
            color: #E6D2A5;
            border: 1px solid rgba(194,161,94,0.3);
        }
        .site-footer .brand-text strong {
            color: #F3E9D6;
        }
        .site-footer .brand-text small {
            color: #9AADA5;
        }
        .footer-desc {
            color: #9AADA5;
            max-width: 360px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .site-footer h4 {
            color: #F1E6D0;
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 1rem;
            letter-spacing: 0.02em;
        }
        .footer-nav {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .footer-nav li {
            margin-bottom: 0.5rem;
        }
        .footer-nav a {
            color: #A9BAB3;
            display: inline-flex;
            align-items: center;
            transition: color var(--mk-transition), padding-left var(--mk-transition);
        }
        .footer-nav a:hover {
            color: #D7B97D;
            padding-left: 4px;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255,255,255,0.08);
            margin-top: 2.2rem;
            padding-top: 1.4rem;
            font-size: 0.85rem;
            color: #7E958B;
        }
        .float-mk {
            position: fixed;
            right: 1.5rem;
            bottom: 1.5rem;
            background: var(--mk-accent);
            color: var(--mk-dark);
            border-radius: 999px;
            padding: 0.7rem 1.2rem;
            font-weight: 700;
            box-shadow: 0 12px 26px rgba(12,45,38,0.22);
            z-index: 1020;
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            border: 1px solid rgba(255,255,255,0.35);
            transition: background-color 200ms ease-out, transform 200ms ease-out;
        }
        .float-mk:hover,
        .float-mk:focus-visible {
            background: #D1B173;
            color: var(--mk-dark);
            transform: translateY(-2px);
            outline: none;
        }
        @media (max-width: 575.98px) {
            .float-mk {
                padding: 0.6rem 0.9rem;
                right: 1rem;
                bottom: 1rem;
                font-size: 0.95rem;
            }
            .float-mk .float-label {
                display: none;
            }
        }
        .section-mk, .section-mk-sm {
            border-bottom: 1px solid rgba(12,45,38,0.05);
        }
        .section-mk:last-of-type,
        .section-mk-sm:last-of-type {
            border-bottom: 0;
        }
        .text-outline-muted {
            color: var(--mk-muted);
        }
        .bg-paper {
            background: var(--mk-bg);
        }
        .bg-paper-light {
            background: #FBF9F5;
        }
        @media (max-width: 991.98px) {
            .page-hero {
                padding: 3.6rem 0 2.8rem;
            }
            .section-mk {
                padding: 3.8rem 0;
            }
            .login-demo-wrap {
                margin-top: 1.5rem;
            }
        }

/* roulang page: article */
:root {
            --mk-primary: #0C2D26;
            --mk-primary-light: #145044;
            --mk-accent: #C2A15E;
            --mk-accent-deep: #A8874A;
            --mk-bg: #F5F2EC;
            --mk-surface: #FFFFFF;
            --mk-ink: #18352C;
            --mk-muted: #6A7D76;
            --mk-border: rgba(12, 45, 38, 0.14);
            --mk-dark: #0A231C;
            --mk-dark-soft: #10342B;
            --mk-btn-bg: #C2A15E;
            --mk-btn-text: #0C2D26;
            --mk-radius-sm: 6px;
            --mk-radius: 12px;
            --mk-radius-lg: 18px;
            --mk-shadow: 0 12px 28px rgba(12, 45, 38, 0.10);
            --mk-transition: 180ms ease-out;
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
            background-color: var(--mk-bg);
            color: var(--mk-ink);
            line-height: 1.8;
            margin: 0;
            padding: 0;
            -webkit-font-smoothing: antialiased;
        }

        img {
            max-width: 100%;
            height: auto;
        }

        a {
            color: var(--mk-primary);
            text-decoration: none;
            transition: color 180ms ease-out;
        }

        a:hover {
            color: var(--mk-accent-deep);
        }

        .container {
            max-width: 1200px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(245, 242, 236, 0.88);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--mk-border);
        }

        .navbar {
            padding-top: 12px;
            padding-bottom: 12px;
        }

        .navbar-brand {
            gap: 10px;
            padding: 0;
        }

        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            border-radius: 10px;
            background: var(--mk-primary);
            color: var(--mk-accent);
            font-weight: 800;
            font-size: 0.92rem;
            letter-spacing: 0.02em;
            flex: 0 0 auto;
        }

        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.24;
        }

        .brand-text strong {
            font-size: 1.08rem;
            font-weight: 800;
            color: var(--mk-primary);
            letter-spacing: 0.01em;
        }

        .brand-text small {
            font-size: 0.76rem;
            color: var(--mk-muted);
            letter-spacing: 0.1em;
        }

        .navbar-nav {
            gap: 4px;
        }

        .navbar-nav .nav-link {
            position: relative;
            padding: 0.5rem 0.95rem;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--mk-ink);
            border-radius: 4px;
            white-space: nowrap;
            transition: color 180ms ease-out, background 180ms ease-out;
        }

        .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 50%;
            bottom: 2px;
            width: 0;
            height: 2px;
            background: var(--mk-accent);
            border-radius: 2px;
            transform: translateX(-50%);
            transition: width 200ms ease-out;
        }

        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus-visible {
            color: var(--mk-primary);
            background: rgba(12, 45, 38, 0.04);
            outline: none;
        }

        .navbar-nav .nav-link:hover::after,
        .navbar-nav .nav-link:focus-visible::after,
        .navbar-nav .nav-link.active::after {
            width: 22px;
        }

        .navbar-nav .nav-link.active {
            color: var(--mk-primary);
            font-weight: 800;
        }

        .nav-cta .btn-mk-primary {
            margin-left: 8px;
        }

        .navbar-toggler {
            border: 1px solid var(--mk-border);
            border-radius: 10px;
            width: 46px;
            height: 42px;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 5px;
            padding: 0;
        }

        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(194, 161, 94, 0.35);
            border-color: var(--mk-accent);
        }

        .toggler-bar {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--mk-primary);
            border-radius: 2px;
        }

        .btn-mk-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: var(--mk-btn-bg);
            border: 1px solid var(--mk-btn-bg);
            color: var(--mk-btn-text);
            font-weight: 700;
            font-size: 0.94rem;
            line-height: 1.2;
            padding: 0.7rem 1.45rem;
            border-radius: 999px;
            box-shadow: none;
            transition: background 200ms ease-out, border-color 200ms ease-out, color 200ms ease-out, transform 200ms ease-out, box-shadow 200ms ease-out;
        }

        .btn-mk-primary:hover,
        .btn-mk-primary:focus-visible {
            background: #B08C4A;
            border-color: #B08C4A;
            color: #FFFFFF;
            transform: translateY(-1px);
            box-shadow: var(--mk-shadow);
            outline: none;
        }

        .btn-mk-primary:active {
            transform: translateY(0);
            background: var(--mk-accent-deep);
            border-color: var(--mk-accent-deep);
        }

        .btn-mk-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            background: transparent;
            border: 1px solid var(--mk-primary);
            color: var(--mk-primary);
            font-weight: 700;
            font-size: 0.94rem;
            padding: 0.7rem 1.45rem;
            border-radius: 999px;
            transition: background 200ms ease-out, border-color 200ms ease-out, color 200ms ease-out, transform 200ms ease-out;
        }

        .btn-mk-outline:hover,
        .btn-mk-outline:focus-visible {
            background: rgba(12, 45, 38, 0.06);
            border-color: var(--mk-primary);
            color: var(--mk-primary);
            transform: translateY(-1px);
            outline: none;
        }

        .btn-mk-outline:active {
            transform: translateY(0);
        }

        .btn-mk-light {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #FFFFFF;
            border: 1px solid #FFFFFF;
            color: var(--mk-dark);
            font-weight: 700;
            padding: 0.7rem 1.45rem;
            border-radius: 999px;
            transition: background 200ms ease-out, border-color 200ms ease-out, transform 200ms ease-out;
        }

        .btn-mk-light:hover,
        .btn-mk-light:focus-visible {
            background: var(--mk-bg);
            border-color: var(--mk-bg);
            color: var(--mk-primary);
            transform: translateY(-1px);
            outline: none;
        }

        .page-article {
            min-height: 100vh;
        }

        .article-head {
            background: var(--mk-surface);
            border-bottom: 1px solid var(--mk-border);
            padding: 52px 0 34px;
            position: relative;
        }

        .breadcrumb-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 8px;
            font-size: 0.86rem;
            color: var(--mk-muted);
            margin-bottom: 22px;
        }

        .breadcrumb-line a {
            color: var(--mk-muted);
            text-decoration: none;
            transition: color 180ms ease-out;
        }

        .breadcrumb-line a:hover {
            color: var(--mk-primary);
        }

        .breadcrumb-line .separator {
            color: var(--mk-border);
        }

        .breadcrumb-line .current {
            color: var(--mk-ink);
            font-weight: 600;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            max-width: 220px;
        }

        .article-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(194, 161, 94, 0.18);
            color: var(--mk-primary);
            border-radius: 999px;
            padding: 5px 16px;
            font-size: 0.82rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            margin-bottom: 16px;
        }

        .article-eyebrow i {
            font-size: 0.72rem;
        }

        .article-title {
            font-size: clamp(1.9rem, 3vw, 2.7rem);
            font-weight: 800;
            line-height: 1.36;
            color: var(--mk-primary);
            margin: 0 0 22px;
            max-width: 820px;
        }

        .article-meta {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 14px 28px;
            color: var(--mk-muted);
            font-size: 0.92rem;
            border-top: 1px solid var(--mk-border);
            padding-top: 16px;
        }

        .article-meta-item {
            display: inline-flex;
            align-items: center;
            gap: 7px;
        }

        .article-meta-item i {
            color: var(--mk-accent);
            width: 16px;
            text-align: center;
        }

        .article-section {
            padding: 52px 0 48px;
        }

        .article-body {
            max-width: 780px;
            margin: 0 auto;
        }

        .article-content {
            font-size: 1.06rem;
            line-height: 1.9;
            color: var(--mk-ink);
            word-break: break-word;
        }

        .article-content > p {
            margin-bottom: 1.55rem;
        }

        .article-content h2 {
            font-size: 1.6rem;
            font-weight: 800;
            color: var(--mk-primary);
            line-height: 1.4;
            margin: 2.4rem 0 1.05rem;
            padding-bottom: 10px;
            border-bottom: 1px solid var(--mk-border);
        }

        .article-content h3 {
            font-size: 1.32rem;
            font-weight: 700;
            color: var(--mk-primary);
            line-height: 1.5;
            margin: 2rem 0 0.9rem;
        }

        .article-content h4 {
            font-size: 1.12rem;
            font-weight: 700;
            color: var(--mk-primary);
            margin: 1.7rem 0 0.7rem;
        }

        .article-content a {
            color: var(--mk-accent-deep);
            text-decoration: underline;
            text-underline-offset: 4px;
            text-decoration-thickness: 1px;
        }

        .article-content a:hover {
            color: var(--mk-primary);
        }

        .article-content ul,
        .article-content ol {
            padding-left: 1.4rem;
            margin-bottom: 1.5rem;
        }

        .article-content ul li,
        .article-content ol li {
            margin-bottom: 0.45rem;
        }

        .article-content ul li::marker {
            color: var(--mk-accent);
        }

        .article-content ol li::marker {
            font-weight: 700;
            color: var(--mk-primary);
        }

        .article-content blockquote {
            position: relative;
            border-left: 3px solid var(--mk-accent);
            background: var(--mk-bg);
            color: var(--mk-muted);
            padding: 1rem 1.6rem;
            margin: 1.8rem 0;
            border-radius: 0 10px 10px 0;
            font-size: 1rem;
        }

        .article-content blockquote p {
            margin-bottom: 0.35rem;
        }

        .article-content img {
            width: 100%;
            height: auto;
            border-radius: 14px;
            margin: 1.5rem 0 0.6rem;
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
        }

        .article-content figure {
            margin: 1.5rem 0;
        }

        .article-content figcaption {
            font-size: 0.9rem;
            color: var(--mk-muted);
            text-align: center;
            margin-top: 6px;
        }

        .article-content table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            font-size: 0.98rem;
        }

        .article-content th,
        .article-content td {
            border: 1px solid var(--mk-border);
            padding: 10px 14px;
            text-align: left;
        }

        .article-content th {
            background: rgba(12, 45, 38, 0.04);
            color: var(--mk-primary);
            font-weight: 700;
        }

        .article-content hr {
            border: none;
            border-top: 1px solid var(--mk-border);
            margin: 2rem 0;
        }

        .article-footer {
            margin-top: 42px;
            border-top: 1px solid var(--mk-border);
            padding-top: 20px;
        }

        .article-back-link {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
            color: var(--mk-primary);
            background: transparent;
            border: 1px solid var(--mk-border);
            border-radius: 999px;
            padding: 0.55rem 1.2rem;
            transition: background 180ms ease-out, border-color 180ms ease-out, transform 180ms ease-out;
        }

        .article-back-link:hover {
            background: rgba(12, 45, 38, 0.05);
            border-color: var(--mk-primary);
            transform: translateY(-1px);
            color: var(--mk-primary);
        }

        .article-empty {
            background: var(--mk-surface);
            border: 1px dashed var(--mk-border);
            border-radius: 20px;
            padding: 70px 28px;
            text-align: center;
            max-width: 720px;
            margin: 48px auto;
        }

        .article-empty .empty-icon {
            width: 54px;
            height: 54px;
            line-height: 54px;
            border-radius: 50%;
            background: rgba(194, 161, 94, 0.18);
            color: var(--mk-accent-deep);
            font-size: 1.3rem;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 18px;
        }

        .article-empty h2 {
            font-size: 1.5rem;
            font-weight: 800;
            color: var(--mk-primary);
            margin-bottom: 10px;
        }

        .article-empty p {
            color: var(--mk-muted);
            margin-bottom: 22px;
        }

        .suggest-section {
            background: var(--mk-bg);
            border-top: 1px solid var(--mk-border);
            border-bottom: 1px solid var(--mk-border);
            padding: 56px 0;
        }

        .suggest-head {
            display: flex;
            flex-wrap: wrap;
            align-items: end;
            justify-content: space-between;
            gap: 14px;
            margin-bottom: 28px;
        }

        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--mk-accent-deep);
            font-size: 0.84rem;
            font-weight: 700;
            letter-spacing: 0.1em;
            margin-bottom: 8px;
        }

        .section-title {
            font-size: clamp(1.55rem, 2.4vw, 2.1rem);
            font-weight: 800;
            color: var(--mk-primary);
            line-height: 1.35;
            margin: 0;
        }

        .section-subtitle {
            color: var(--mk-muted);
            max-width: 520px;
            margin-top: 6px;
            font-size: 0.95rem;
        }

        .suggest-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 22px;
        }

        .suggest-card {
            display: flex;
            flex-direction: column;
            height: 100%;
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: 16px;
            overflow: hidden;
            transition: transform 200ms ease-out, box-shadow 200ms ease-out, border-color 200ms ease-out;
        }

        .suggest-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--mk-shadow);
            border-color: rgba(12, 45, 38, 0.24);
        }

        .suggest-thumb {
            aspect-ratio: 16 / 10;
            overflow: hidden;
            background: var(--mk-bg);
        }

        .suggest-thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 400ms ease-out;
        }

        .suggest-card:hover .suggest-thumb img {
            transform: scale(1.04);
        }

        .suggest-body {
            padding: 18px 20px 20px;
            display: flex;
            flex-direction: column;
            flex: 1;
        }

        .suggest-tag {
            align-self: flex-start;
            font-size: 0.8rem;
            font-weight: 700;
            color: var(--mk-primary);
            background: rgba(194, 161, 94, 0.16);
            border-radius: 999px;
            padding: 4px 12px;
            margin-bottom: 10px;
        }

        .suggest-body h3 {
            font-size: 1.08rem;
            font-weight: 800;
            line-height: 1.55;
            color: var(--mk-primary);
            margin-bottom: 8px;
        }

        .suggest-body p {
            font-size: 0.92rem;
            color: var(--mk-muted);
            margin-bottom: 0;
            line-height: 1.7;
        }

        .cta-strip {
            background: var(--mk-dark);
            color: #FFFFFF;
            padding: 56px 0;
        }

        .cta-strip h2 {
            font-size: clamp(1.6rem, 2.6vw, 2.3rem);
            font-weight: 800;
            margin-bottom: 10px;
            color: #F5F2EC;
        }

        .cta-strip p {
            color: rgba(245, 242, 236, 0.7);
            margin-bottom: 0;
            font-size: 1.05rem;
        }

        .cta-strip .btn-mk-primary {
            background: var(--mk-bg);
            border-color: var(--mk-bg);
            color: var(--mk-primary);
        }

        .cta-strip .btn-mk-primary:hover {
            background: #FFFFFF;
            border-color: #FFFFFF;
        }

        .site-footer {
            background: var(--mk-dark);
            color: rgba(245, 242, 236, 0.78);
            padding: 56px 0 24px;
        }

        .site-footer .footer-brand {
            margin-bottom: 16px;
        }

        .site-footer .brand-badge {
            background: rgba(245, 242, 236, 0.12);
            color: var(--mk-accent);
        }

        .site-footer .brand-text strong {
            color: #FFFFFF;
        }

        .site-footer .brand-text small {
            color: rgba(245, 242, 236, 0.6);
        }

        .footer-desc {
            color: rgba(245, 242, 236, 0.65);
            font-size: 0.93rem;
            line-height: 1.85;
            max-width: 340px;
            margin-bottom: 0;
        }

        .site-footer h4 {
            color: #FFFFFF;
            font-size: 1rem;
            font-weight: 700;
            letter-spacing: 0.03em;
            margin-bottom: 18px;
            position: relative;
            padding-bottom: 8px;
        }

        .site-footer h4::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: 0;
            width: 22px;
            height: 2px;
            background: var(--mk-accent);
            border-radius: 2px;
        }

        .footer-nav {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .footer-nav li {
            margin-bottom: 10px;
        }

        .footer-nav a {
            color: rgba(245, 242, 236, 0.72);
            font-size: 0.93rem;
            text-decoration: none;
            display: inline-block;
            transition: color 180ms ease-out, padding-left 180ms ease-out;
        }

        .footer-nav a:hover {
            color: var(--mk-accent);
            padding-left: 4px;
        }

        .footer-top {
            padding-bottom: 28px;
            margin-bottom: 18px;
            border-bottom: 1px solid rgba(245, 242, 236, 0.12);
        }

        .footer-bottom {
            font-size: 0.9rem;
            color: rgba(245, 242, 236, 0.5);
        }

        .floating-cta {
            position: fixed;
            right: 22px;
            bottom: 24px;
            z-index: 1080;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--mk-accent);
            color: var(--mk-primary);
            font-weight: 800;
            padding: 14px 24px;
            border-radius: 999px;
            box-shadow: 0 12px 28px rgba(12, 45, 38, 0.22);
            font-size: 0.95rem;
            transition: background 180ms ease-out, transform 180ms ease-out, box-shadow 180ms ease-out;
        }

        .floating-cta:hover {
            background: #D0B170;
            color: var(--mk-primary);
            transform: translateY(-2px);
        }

        .floating-cta:focus-visible {
            outline: 3px solid rgba(194, 161, 94, 0.4);
        }

        @media (max-width: 991.98px) {
            .navbar-collapse {
                background: var(--mk-surface);
                border: 1px solid var(--mk-border);
                border-radius: 14px;
                padding: 18px 16px;
                margin-top: 12px;
                box-shadow: var(--mk-shadow);
            }

            .navbar-nav .nav-link {
                padding: 10px 14px;
            }

            .navbar-nav .nav-link::after {
                display: none;
            }

            .navbar-nav .nav-link:focus-visible,
            .navbar-nav .nav-link:hover {
                background: rgba(12, 45, 38, 0.05);
                border-radius: 10px;
            }

            .nav-cta {
                margin-top: 14px;
                padding-top: 14px;
                border-top: 1px solid var(--mk-border);
            }

            .nav-cta .btn-mk-primary {
                width: 100%;
            }

            .suggest-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 767.98px) {
            .article-head {
                padding: 36px 0 26px;
            }

            .article-title {
                font-size: clamp(1.55rem, 5vw, 2rem);
                margin-bottom: 18px;
            }

            .article-meta {
                gap: 10px 18px;
                font-size: 0.88rem;
            }

            .article-section {
                padding: 36px 0 30px;
            }

            .article-content {
                font-size: 1rem;
            }

            .article-content h2 {
                font-size: 1.35rem;
            }

            .article-content h3 {
                font-size: 1.18rem;
            }

            .suggest-section {
                padding: 44px 0;
            }

            .cta-strip {
                padding: 44px 0;
            }

            .cta-strip .btn-mk-primary {
                width: 100%;
                justify-content: center;
                margin-top: 14px;
            }

            .site-footer {
                padding: 42px 0 20px;
            }

            .footer-top h4 {
                margin-top: 12px;
            }

            .footer-bottom {
                font-size: 0.84rem;
                text-align: center;
            }

            .floating-cta {
                right: 14px;
                bottom: 14px;
                padding: 12px 18px;
                font-size: 0.88rem;
            }
        }

        @media (max-width: 575.98px) {
            .suggest-grid {
                grid-template-columns: 1fr;
            }

            .article-body {
                padding-left: 8px;
                padding-right: 8px;
            }

            .breadcrumb-line .current {
                max-width: 140px;
            }
        }

/* roulang page: category2 */
:root {
            --mk-primary: #0C2D26;
            --mk-accent: #C2A15E;
            --mk-bg: #F5F2EC;
            --mk-surface: #FFFFFF;
            --mk-ink: #18352C;
            --mk-muted: #6A7D76;
            --mk-border: rgba(12, 45, 38, 0.14);
            --mk-dark: #0A231C;
            --mk-btn-bg: #C2A15E;
            --mk-btn-text: #0C2D26;
            --mk-btn-hover: #B08F4A;
            --radius-sm: 6px;
            --radius-md: 12px;
            --radius-lg: 18px;
            --shadow-card: 0 1px 2px rgba(12, 45, 38, 0.04);
            --shadow-hover: 0 16px 36px rgba(12, 45, 38, 0.12);
            --shadow-deep: 0 20px 48px rgba(5, 25, 20, 0.18);
            --transition: 220ms ease-out;
            --font-cn: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, "Segoe UI", Roboto, sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-cn);
            font-size: 16px;
            line-height: 1.8;
            color: var(--mk-ink);
            background-color: var(--mk-bg);
            -webkit-font-smoothing: antialiased;
            overflow-x: hidden;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--mk-primary);
            text-decoration: none;
            transition: color 0.2s ease-out;
        }
        a:hover {
            color: var(--mk-accent);
        }
        ul,
        ol {
            padding-left: 1.2rem;
        }
        .container {
            max-width: 1220px;
            padding-left: 1.25rem;
            padding-right: 1.25rem;
        }
        .text-mk-primary {
            color: var(--mk-primary) !important;
        }
        .text-mk-muted {
            color: var(--mk-muted) !important;
        }
        .bg-mk-dark {
            background-color: var(--mk-dark) !important;
        }
        .section-padding {
            padding: 88px 0;
        }
        @media (max-width: 768px) {
            .section-padding {
                padding: 64px 0;
            }
        }
        .section-eyebrow {
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--mk-accent);
            text-transform: uppercase;
            margin-bottom: 0.4rem;
        }
        .section-eyebrow::before {
            content: "";
            width: 20px;
            height: 2px;
            background: var(--mk-accent);
            display: inline-block;
        }
        .section-title {
            font-size: clamp(1.6rem, 3vw, 2.2rem);
            font-weight: 800;
            color: var(--mk-primary);
            line-height: 1.25;
            margin-bottom: 0.5rem;
        }
        .section-lead {
            color: var(--mk-muted);
            max-width: 720px;
            font-size: 1rem;
            line-height: 1.9;
        }

        /* ========== 按钮 ========== */
        .btn-mk-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: var(--mk-btn-bg);
            color: var(--mk-btn-text);
            font-weight: 700;
            font-size: 0.95rem;
            padding: 0.72rem 1.6rem;
            border: 1px solid transparent;
            border-radius: 8px;
            transition: background-color var(--transition), transform 0.2s ease-out, box-shadow 0.2s ease-out;
            cursor: pointer;
            line-height: 1.5;
            white-space: nowrap;
            letter-spacing: 0.02em;
        }
        .btn-mk-primary:hover {
            background-color: var(--mk-btn-hover);
            color: var(--mk-btn-text);
            transform: translateY(-2px);
            box-shadow: 0 10px 24px rgba(160, 130, 70, 0.3);
        }
        .btn-mk-primary:focus-visible {
            outline: 3px solid rgba(194, 161, 94, 0.45);
        }
        .btn-mk-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 0.5rem;
            background-color: transparent;
            color: var(--mk-primary);
            font-weight: 600;
            font-size: 0.95rem;
            padding: 0.72rem 1.5rem;
            border: 1.5px solid var(--mk-border);
            border-radius: 8px;
            transition: background-color var(--transition), border-color var(--transition), transform 0.2s ease-out;
            cursor: pointer;
            white-space: nowrap;
        }
        .btn-mk-outline:hover {
            background-color: rgba(12, 45, 38, 0.06);
            border-color: var(--mk-primary);
            color: var(--mk-primary);
        }
        .btn-mk-outline:focus-visible {
            outline: 3px solid rgba(12, 45, 38, 0.25);
        }
        .btn-lg {
            padding: 0.9rem 2rem;
            font-size: 1.05rem;
            border-radius: 10px;
        }

        /* ========== 导航 ========== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background-color: rgba(245, 242, 236, 0.88);
            backdrop-filter: blur(18px);
            -webkit-backdrop-filter: blur(18px);
            border-bottom: 1px solid var(--mk-border);
            transition: background-color 0.3s ease-out, box-shadow 0.3s ease-out;
        }
        .site-header.scrolled {
            box-shadow: 0 6px 26px rgba(12, 45, 38, 0.07);
        }
        .navbar {
            padding: 14px 0;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 0.65rem;
        }
        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            background-color: var(--mk-primary);
            color: var(--mk-accent);
            border-radius: 10px;
            font-weight: 800;
            font-size: 17px;
            letter-spacing: 0.02em;
            flex-shrink: 0;
        }
        .brand-text {
            display: flex;
            flex-direction: column;
            line-height: 1.15;
        }
        .brand-text strong {
            font-size: 19px;
            font-weight: 800;
            color: var(--mk-primary);
            letter-spacing: 0.02em;
        }
        .brand-text small {
            font-size: 12px;
            color: var(--mk-muted);
            letter-spacing: 0.08em;
            font-weight: 500;
        }
        .navbar-nav {
            gap: 0.2rem;
        }
        .navbar-nav .nav-link {
            position: relative;
            font-weight: 600;
            font-size: 0.95rem;
            color: var(--mk-ink);
            padding: 0.6rem 0.9rem !important;
            border-radius: 6px;
            transition: color 0.2s ease-out, background-color 0.2s ease-out;
            white-space: nowrap;
        }
        .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 0.9rem;
            right: 0.9rem;
            bottom: 0.2rem;
            height: 2px;
            background: transparent;
            border-radius: 2px;
            transition: background-color 0.2s ease-out, transform 0.2s ease-out;
            transform-origin: center;
        }
        .navbar-nav .nav-link:hover {
            color: var(--mk-primary);
            background-color: rgba(12, 45, 38, 0.05);
        }
        .navbar-nav .nav-link.active {
            color: var(--mk-primary);
            font-weight: 700;
        }
        .navbar-nav .nav-link.active::after {
            background: var(--mk-accent);
        }
        .nav-cta {
            margin-left: 0.5rem;
        }
        .navbar-toggler {
            border: none;
            padding: 8px 10px;
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: none;
            outline: 2px solid rgba(12, 45, 38, 0.3);
        }
        .toggler-bar {
            display: block;
            width: 24px;
            height: 2px;
            background-color: var(--mk-primary);
            border-radius: 2px;
            transition: transform 0.2s ease-out, opacity 0.2s ease-out;
        }
        .toggler-bar + .toggler-bar {
            margin-top: 5px;
        }
        @media (max-width: 991px) {
            .navbar-collapse {
                padding: 14px 0 8px;
                border-top: 1px solid var(--mk-border);
                margin-top: 12px;
            }
            .navbar-nav {
                flex-direction: column;
                gap: 0.3rem;
            }
            .navbar-nav .nav-link {
                padding: 0.65rem 1rem !important;
                border-radius: 8px;
            }
            .navbar-nav .nav-link::after {
                display: none;
            }
            .navbar-nav .nav-link.active {
                background-color: rgba(12, 45, 38, 0.07);
            }
            .nav-cta {
                margin-top: 10px;
                margin-left: 0;
            }
            .nav-cta .btn {
                width: 100%;
            }
        }
        @media (max-width: 420px) {
            .brand-badge {
                width: 38px;
                height: 38px;
                font-size: 15px;
            }
            .brand-text strong {
                font-size: 18px;
            }
        }

        /* ========== 分类页 Hero mini ========== */
        .category-hero {
            background: var(--mk-primary);
            color: #fff;
            padding: 70px 0 56px;
            position: relative;
            overflow: hidden;
        }
        .category-hero::before {
            content: "";
            position: absolute;
            right: -80px;
            top: -80px;
            width: 380px;
            height: 380px;
            border: 1px solid rgba(255, 255, 255, 0.08);
            border-radius: 50%;
        }
        .category-hero::after {
            content: "";
            position: absolute;
            right: 40px;
            bottom: -140px;
            width: 240px;
            height: 240px;
            background: rgba(194, 161, 94, 0.14);
            border-radius: 50%;
            filter: blur(40px);
        }
        .category-hero .breadcrumb {
            margin-bottom: 18px;
            background: transparent;
            padding: 0;
        }
        .category-hero .breadcrumb-item a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }
        .category-hero .breadcrumb-item.active {
            color: var(--mk-accent);
        }
        .category-hero .breadcrumb-item + .breadcrumb-item::before {
            color: rgba(255, 255, 255, 0.4);
        }
        .category-hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background: rgba(194, 161, 94, 0.18);
            color: #E8D2A8;
            font-size: 0.85rem;
            font-weight: 600;
            padding: 0.35rem 0.9rem;
            border-radius: 999px;
            backdrop-filter: blur(8px);
            letter-spacing: 0.04em;
            margin-bottom: 16px;
            border: 1px solid rgba(194, 161, 94, 0.3);
        }
        .category-hero h1 {
            font-size: clamp(2rem, 4vw, 2.9rem);
            font-weight: 800;
            line-height: 1.2;
            letter-spacing: -0.015em;
            max-width: 800px;
            color: #fff;
            margin-bottom: 18px;
            font-family: var(--font-cn);
        }
        .category-hero .hero-desc {
            color: rgba(255, 255, 255, 0.82);
            font-size: 1.05rem;
            line-height: 1.9;
            max-width: 600px;
            margin-bottom: 0;
        }
        @media (max-width: 768px) {
            .category-hero {
                padding: 52px 0 44px;
            }
            .category-hero::before,
            .category-hero::after {
                display: none;
            }
        }

        /* ========== 会员服务主区 ========== */
        .member-main {
            padding: 72px 0 90px;
            background: var(--mk-bg);
        }
        .member-layout {
            display: flex;
            flex-wrap: wrap;
            gap: 3rem;
        }
        .member-content {
            flex: 1 1 640px;
            min-width: 0;
        }
        .member-aside {
            flex: 0 0 300px;
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            position: sticky;
            top: 110px;
            height: fit-content;
        }
        @media (max-width: 992px) {
            .member-layout {
                flex-direction: column-reverse;
            }
            .member-aside {
                flex: 1 1 auto;
                position: static;
                width: 100%;
                flex-direction: row;
                flex-wrap: wrap;
            }
            .member-aside > * {
                flex: 1 1 220px;
            }
        }
        @media (max-width: 640px) {
            .member-main {
                padding: 56px 0 70px;
            }
            .member-layout {
                gap: 2rem;
            }
        }

        .member-content-block {
            margin-bottom: 2.6rem;
        }
        .content-lead {
            font-size: 1.05rem;
            color: var(--mk-ink);
        }
        .member-content h2 {
            font-size: clamp(1.5rem, 2.4vw, 2rem);
            font-weight: 800;
            color: var(--mk-primary);
            margin: 2.4rem 0 0.8rem;
            line-height: 1.3;
            border-bottom: 1px solid rgba(12, 45, 38, 0.10);
            padding-bottom: 14px;
        }
        .member-content h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--mk-primary);
            margin: 1.6rem 0 0.5rem;
        }
        .member-content p {
            margin-bottom: 1rem;
            color: var(--mk-ink);
        }
        .member-content blockquote {
            border-left: 3px solid var(--mk-accent);
            padding-left: 1.1rem;
            margin: 1.4rem 0;
            color: var(--mk-muted);
            font-style: normal;
            background: rgba(194, 161, 94, 0.06);
            padding: 0.9rem 1.2rem;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
        }
        .member-content ul,
        .member-content ol {
            margin-bottom: 1rem;
            padding-left: 1.1rem;
        }
        .member-content li {
            margin-bottom: 0.4rem;
        }
        .member-content ul li::marker {
            color: var(--mk-accent);
        }
        .content-quote {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-left: 4px solid var(--mk-accent);
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            padding: 1.2rem 1.4rem;
            margin: 1.6rem 0;
        }
        .content-quote p {
            margin-bottom: 0.4rem;
            color: var(--mk-ink);
        }
        .content-quote .quote-title {
            font-weight: 700;
            color: var(--mk-primary);
            font-size: 0.95rem;
            margin-bottom: 0.2rem;
        }

        /* 右侧小卡 */
        .aside-card,
        .aside-contact-card {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: var(--radius-md);
            padding: 1.6rem;
            transition: box-shadow var(--transition), transform var(--transition);
        }
        .aside-card:hover,
        .aside-contact-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
        .aside-card h3,
        .aside-contact-card h3 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--mk-primary);
            margin-bottom: 0.8rem;
            letter-spacing: 0.02em;
        }
        .aside-links {
            list-style: none;
            padding-left: 0;
            margin-bottom: 0;
        }
        .aside-links li {
            margin-bottom: 0.45rem;
        }
        .aside-links a {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            color: var(--mk-ink);
            font-size: 0.95rem;
            transition: color 0.2s ease-out, transform 0.2s ease-out;
        }
        .aside-links a i {
            color: var(--mk-accent);
            font-size: 0.85rem;
            transition: transform 0.2s ease-out;
        }
        .aside-links a:hover {
            color: var(--mk-primary);
            transform: translateX(3px);
        }
        .aside-contact-card p {
            font-size: 0.95rem;
            color: var(--mk-muted);
            margin-bottom: 0.5rem;
        }
        .aside-contact-card strong {
            color: var(--mk-primary);
        }
        .aside-contact-card a {
            color: var(--mk-primary);
            font-weight: 600;
        }
        .contact-list {
            list-style: none;
            padding-left: 0;
            margin: 0;
        }
        .contact-list li {
            display: flex;
            align-items: flex-start;
            gap: 0.6rem;
            margin-bottom: 0.75rem;
        }
        .contact-list i {
            color: var(--mk-accent);
            margin-top: 6px;
            font-size: 14px;
        }

        /* 数据横幅 */
        .member-stats {
            background: var(--mk-dark);
            padding: 30px 0;
            border-radius: var(--radius-md);
            margin-top: 30px;
        }
        .member-stats .stats-inner {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
        }
        .stat-col {
            text-align: center;
            flex: 1 1 140px;
            padding: 10px 12px;
        }
        .stat-num {
            font-size: 2rem;
            font-weight: 800;
            color: #fff;
            line-height: 1.2;
        }
        .stat-label {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.8rem;
            margin-top: 4px;
        }
        .stat-divider {
            width: 1px;
            background: rgba(255, 255, 255, 0.15);
            margin: 10px 0;
        }
        @media (max-width: 600px) {
            .member-stats .stats-bar {
                flex-wrap: wrap;
            }
            .stat-col {
                flex: 0 0 50%;
                border-right: 1px solid rgba(255, 255, 255, 0.09);
                border-bottom: 1px solid rgba(255, 255, 255, 0.09);
            }
            .stat-col:nth-child(even) {
                border-right: none;
            }
            .stat-col:last-child {
                border-bottom: none;
            }
        }

        /* ========== 会员套餐区（行式） ========== */
        .plans-section {
            background: var(--mk-surface);
            border-top: 1px solid var(--mk-border);
            border-bottom: 1px solid var(--mk-border);
        }
        .plan-row {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            justify-content: space-between;
            border: 1px solid var(--mk-border);
            border-radius: var(--radius-md);
            background: var(--mk-surface);
            padding: 18px 22px;
            margin-bottom: 14px;
            transition: border-color 0.2s ease-out, box-shadow 0.2s ease-out, transform 0.2s ease-out;
        }
        .plan-row:hover {
            border-color: rgba(194, 161, 94, 0.65);
            box-shadow: 0 8px 24px rgba(12, 45, 38, 0.07);
            transform: translateY(-2px);
        }
        .plan-name h4 {
            font-size: 1.1rem;
            font-weight: 800;
            color: var(--mk-primary);
            margin-bottom: 0.1rem;
        }
        .plan-name p {
            color: var(--mk-muted);
            font-size: 0.85rem;
            margin-bottom: 0;
        }
        .plan-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
            margin-bottom: 0;
        }
        .plan-tag {
            display: inline-block;
            font-size: 12px;
            background-color: rgba(12, 45, 38, 0.07);
            color: var(--mk-primary);
            border-radius: 4px;
            padding: 2px 9px;
            font-weight: 600;
            border: 1px solid transparent;
        }
        .plan-tag.badge-accent {
            background-color: rgba(194, 161, 94, 0.15);
            color: #8a6b2f;
            border-color: rgba(194, 161, 94, 0.3);
        }
        .plan-price {
            font-size: 1.3rem;
            font-weight: 800;
            color: var(--mk-primary);
            white-space: nowrap;
        }
        .plan-price small {
            font-size: 0.75rem;
            font-weight: 400;
            color: var(--mk-muted);
        }
        .plan-action .btn {
            padding: 0.55rem 1.2rem;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .plan-row {
                flex-direction: column;
                align-items: flex-start;
                gap: 10px;
                padding: 16px 18px;
            }
            .plan-name {
                width: 100%;
            }
            .plan-tags {
                width: 100%;
            }
            .plan-price {
                font-size: 1.15rem;
                margin-top: 4px;
            }
            .plan-action {
                width: 100%;
            }
            .plan-action .btn {
                width: 100%;
            }
        }

        /* 权益网格 */
        .benefit-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 14px;
            margin-top: 1.2rem;
        }
        .benefit-item {
            border: 1px solid var(--mk-border);
            border-radius: 10px;
            padding: 16px 18px;
            background: var(--mk-surface);
            display: flex;
            align-items: flex-start;
            gap: 12px;
            transition: background-color 0.2s ease-out, border-color 0.2s ease-out;
        }
        .benefit-item i {
            color: var(--mk-accent);
            font-size: 1.3rem;
            line-height: 1;
            flex-shrink: 0;
        }
        .benefit-item strong {
            font-size: 0.98rem;
            color: var(--mk-primary);
            display: block;
            margin-bottom: 2px;
        }
        .benefit-item span {
            font-size: 0.83rem;
            color: var(--mk-muted);
            line-height: 1.6;
        }
        .benefit-item:hover {
            border-color: rgba(194, 161, 94, 0.45);
        }
        @media (max-width: 640px) {
            .benefit-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ========== 流程 ========== */
        .steps-wrap {
            display: flex;
            flex-direction: column;
            gap: 0;
        }
        .step-line {
            display: flex;
            gap: 1.1rem;
            position: relative;
            padding-bottom: 26px;
        }
        .step-line:last-child {
            padding-bottom: 0;
        }
        .step-num {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background-color: var(--mk-primary);
            color: var(--mk-accent);
            font-weight: 800;
            font-size: 0.85rem;
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            letter-spacing: 0.04em;
            border: 2px solid rgba(255, 255, 255, 0.6);
            box-shadow: 0 0 0 3px rgba(12, 45, 38, 0.08);
        }
        .step-content {
            flex: 1;
        }
        .step-content h4 {
            font-weight: 700;
            font-size: 1.05rem;
            color: var(--mk-primary);
            margin-bottom: 0.2rem;
            line-height: 1.4;
        }
        .step-content p {
            color: var(--mk-muted);
            font-size: 0.95rem;
            line-height: 1.7;
            margin-bottom: 0;
            max-width: 520px;
        }

        /* ========== FAQ区域 ========== */
        .faq-section {
            background: var(--mk-bg);
        }
        .mk-accordion .accordion-item {
            background: transparent;
            border: none;
            border-bottom: 1px solid var(--mk-border);
        }
        .mk-accordion .accordion-button {
            background: transparent;
            border: none;
            padding: 16px 10px 16px 0;
            font-weight: 600;
            font-size: 1.02rem;
            color: var(--mk-primary);
            box-shadow: none;
            position: relative;
            text-align: left;
            transition: color 0.2s ease-out;
        }
        .mk-accordion .accordion-button:hover {
            color: #8a6b2f;
        }
        .mk-accordion .accordion-button:not(.collapsed) {
            color: var(--mk-primary);
            background: transparent;
            box-shadow: none;
        }
        .mk-accordion .accordion-button:focus-visible {
            outline: 2px solid rgba(194, 161, 94, 0.5);
        }
        .mk-accordion .accordion-button::after {
            background: none;
            content: "⌄";
            font-size: 24px;
            font-weight: 300;
            transform: rotate(0deg);
            transition: transform 0.25s ease-out;
            color: var(--mk-accent);
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 30px;
            height: 30px;
            line-height: 1;
        }
        .mk-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(180deg);
        }
        .mk-accordion .accordion-body {
            padding: 0 20px 16px 0;
            color: var(--mk-muted);
            font-size: 0.96rem;
            line-height: 1.8;
        }

        /* ========== CTA ========== */
        .cta-section {
            background-color: var(--mk-dark);
            background-image: url("/assets/images/backpic/back-2.webp");
            background-size: cover;
            background-position: center;
            position: relative;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(10, 35, 28, 0.94), rgba(10, 35, 28, 0.7));
            z-index: 1;
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            padding: 44px 0;
            text-align: center;
        }
        .cta-inner .cta-label {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            background: rgba(194, 161, 94, 0.16);
            color: #e7d3ab;
            border: 1px solid rgba(194, 161, 94, 0.3);
            border-radius: 999px;
            font-size: 13px;
            padding: 0.3rem 1rem;
            font-weight: 700;
            letter-spacing: 0.08em;
            margin-bottom: 12px;
        }
        .cta-inner h2 {
            color: #ffffff;
            font-size: clamp(1.6rem, 3.4vw, 2.4rem);
            font-weight: 800;
            margin-bottom: 12px;
            letter-spacing: 0.02em;
        }
        .cta-inner h2 .mk-arc {
            color: var(--mk-accent);
        }
        .cta-inner p {
            color: rgba(255, 255, 255, 0.8);
            font-size: 1.05rem;
            max-width: 620px;
            margin: 0 auto 26px;
        }
        .cta-inner .btn-mk-primary {
            box-shadow: 0 8px 22px rgba(0, 0, 0, 0.2);
        }
        .cta-contact {
            margin-top: 12px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 0.9rem;
        }
        .cta-contact a {
            color: #fff;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        /* ========== 底部 CTA浮动 ========== */
        .float-cta {
            position: fixed;
            right: 24px;
            bottom: 24px;
            z-index: 1099;
            display: inline-flex;
            align-items: center;
            gap: 0.4rem;
            background-color: var(--mk-accent);
            color: var(--mk-btn-text);
            padding: 13px 19px;
            font-weight: 700;
            font-size: 0.95rem;
            border-radius: 999px;
            border: none;
            box-shadow: 0 12px 32px rgba(12, 45, 38, 0.24);
            transition: background-color 0.2s ease-out, transform 0.2s ease-out;
            cursor: pointer;
            text-decoration: none;
        }
        .float-cta:hover {
            background-color: #d2b170;
            color: var(--mk-btn-text);
            transform: translateY(-3px);
        }
        .float-cta:focus-visible {
            outline: 3px solid rgba(194, 161, 94, 0.5);
        }
        .float-cta i {
            font-size: 1.1rem;
        }
        @media (max-width: 576px) {
            .float-cta {
                right: 14px;
                bottom: 14px;
                padding: 12px 15px;
            }
            .float-cta .cta-text {
                display: inline-block;
                font-size: 0.88rem;
            }
        }

        /* ========== 页脚 ========== */
        .site-footer {
            background: var(--mk-dark);
            color: rgba(255, 255, 255, 0.72);
            padding: 60px 0 0;
            font-size: 0.95rem;
        }
        .site-footer .navbar-brand.footer-brand {
            margin-bottom: 16px !important;
        }
        .site-footer .brand-badge {
            background-color: rgba(255, 255, 255, 0.12);
            color: var(--mk-accent);
        }
        .site-footer .brand-text strong {
            color: #ffffff;
        }
        .site-footer .brand-text small {
            color: rgba(255, 255, 255, 0.45);
        }
        .footer-desc {
            color: rgba(255, 255, 255, 0.55);
            font-size: 0.9rem;
            line-height: 1.9;
            max-width: 340px;
            margin-top: 8px;
        }
        .site-footer h4 {
            color: #fff;
            font-size: 0.85rem;
            font-weight: 700;
            margin-bottom: 15px;
            letter-spacing: 0.07em;
            text-transform: uppercase;
            color: rgba(255, 255, 255, 0.6);
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
        }
        .site-footer ul li {
            margin-bottom: 0.5rem;
        }
        .footer-nav a {
            color: rgba(255, 255, 255, 0.65);
            font-size: 0.92rem;
            transition: color 0.2s ease-out, padding-left 0.2s ease-out;
        }
        .footer-nav a:hover {
            color: var(--mk-accent);
            padding-left: 3px;
        }
        .footer-nav a {
            display: inline-block;
            padding-left: 0;
        }
        .site-footer .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, 0.09);
            margin-top: 40px;
            padding: 20px 0 26px;
            color: rgba(255, 255, 255, 0.3);
            font-size: 0.83rem;
        }
        .site-footer .footer-bottom span a {
            color: rgba(255, 255, 255, 0.35);
        }
        @media (max-width: 768px) {
            .site-footer {
                padding-top: 46px;
            }
            .site-footer .footer-top {
                gap: 1rem;
            }
            .site-footer h4 {
                margin-top: 18px;
            }
        }

        /* 内容区小图 */
        .inline-img {
            border-radius: 14px;
            overflow: hidden;
            margin: 20px 0;
            border: 1px solid var(--mk-border);
            box-shadow: 0 10px 30px rgba(12, 45, 38, 0.08);
        }
        .inline-img img {
            width: 100%;
            object-fit: cover;
            min-height: 220px;
            max-height: 420px;
            aspect-ratio: 16/8;
        }
        .inline-img figcaption {
            padding: 8px 16px;
            font-size: 0.85rem;
            color: var(--mk-muted);
            background: var(--mk-surface);
            border-top: 1px solid rgba(12, 45, 38, 0.08);
        }
        .img-tip {
            margin-top: 6px;
            font-size: 0.82rem;
            color: var(--mk-muted);
        }

/* roulang page: category3 */
:root {
  --mk-primary: #0C2D26;
  --mk-accent: #C2A15E;
  --mk-bg: #F5F2EC;
  --mk-surface: #FFFFFF;
  --mk-ink: #18352C;
  --mk-muted: #6A7D76;
  --mk-border: rgba(12, 45, 38, 0.14);
  --mk-dark: #0A231C;
  --mk-btn-bg: #C2A15E;
  --mk-btn-text: #0C2D26;
  --mk-light-line: rgba(255, 255, 255, 0.16);
  --mk-radius-sm: 6px;
  --mk-radius-md: 12px;
  --mk-radius-lg: 16px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", sans-serif;
  background: var(--mk-bg);
  color: var(--mk-ink);
  font-size: 16px;
  line-height: 1.8;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease-out, background-color 0.2s ease-out, border-color 0.2s ease-out;
}

a:hover {
  color: var(--mk-primary);
}

img {
  max-width: 100%;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 800;
  line-height: 1.3;
  color: var(--mk-primary);
  letter-spacing: -0.01em;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

:focus-visible {
  outline: 2px solid var(--mk-accent);
  outline-offset: 3px;
}

.container {
  max-width: 1200px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1050;
  background: rgba(245, 242, 236, 0.92);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--mk-border);
}

.site-header .navbar {
  padding: 0.85rem 0;
  min-height: 76px;
}

.navbar-brand {
  gap: 0.65rem;
}

.brand-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: var(--mk-primary);
  color: #fff;
  font-weight: 900;
  font-size: 1.05rem;
  letter-spacing: 0.03em;
  border-radius: 11px;
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.45), inset 0 -2px 0 rgba(194, 161, 94, 0.6);
}

.brand-text {
  line-height: 1.15;
  display: block;
}

.brand-text strong {
  display: block;
  font-size: 1.15rem;
  font-weight: 900;
  color: var(--mk-primary);
  letter-spacing: 0.02em;
}

.brand-text small {
  display: block;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--mk-muted);
  margin-top: 0.2rem;
}

.navbar-nav {
  gap: 0.1rem;
}

.navbar-nav .nav-link {
  position: relative;
  display: inline-block;
  padding: 0.6rem 0.7rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--mk-muted);
}

.navbar-nav .nav-link::after {
  content: "";
  position: absolute;
  left: 0.7rem;
  right: 0.7rem;
  bottom: 0.2rem;
  height: 2px;
  background: var(--mk-accent);
  border-radius: 4px;
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.25s ease-out;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link.active {
  color: var(--mk-primary);
}

.navbar-nav .nav-link.active::after,
.navbar-nav .nav-link:hover::after {
  transform: scaleX(1);
}

.nav-cta {
  margin-left: 0.5rem;
}

.btn-mk-primary {
  --bs-btn-color: var(--mk-btn-text);
  --bs-btn-bg: var(--mk-btn-bg);
  --bs-btn-border-color: var(--mk-btn-bg);
  --bs-btn-hover-color: #0C2D26;
  --bs-btn-hover-bg: #d1b67a;
  --bs-btn-hover-border-color: #d1b67a;
  --bs-btn-active-color: #0C2D26;
  --bs-btn-active-bg: #a98745;
  --bs-btn-active-border-color: #a98745;
  --bs-btn-focus-shadow-rgb: 194, 161, 94;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.92rem;
  color: var(--mk-btn-text);
  background: var(--mk-btn-bg);
  border: 1px solid transparent;
  box-shadow: 0 6px 16px rgba(12, 45, 38, 0.12);
  transition: all 0.22s ease-out;
}

.btn-mk-primary:hover {
  color: var(--mk-btn-text);
  background: #d1b67a;
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(12, 45, 38, 0.16);
}

.btn-mk-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.7rem 1.5rem;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.92rem;
  color: var(--mk-primary);
  background: transparent;
  border: 1px solid rgba(12, 45, 38, 0.3);
  transition: all 0.22s ease-out;
}

.btn-mk-outline:hover {
  color: var(--mk-primary);
  background: rgba(12, 45, 38, 0.07);
  border-color: var(--mk-primary);
}

.toggler-bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--mk-primary);
  margin: 5px auto;
  border-radius: 4px;
  transition: all 0.24s ease-out;
}

.navbar-toggler {
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid var(--mk-border);
  background: rgba(255, 255, 255, 0.6);
}

.category-hero {
  position: relative;
  overflow: hidden;
  padding: clamp(4rem, 8vw, 6.5rem) 0 clamp(3rem, 5vw, 4.5rem);
  background: var(--mk-bg);
}

.category-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, rgba(245, 242, 236, 0.97) 20%, rgba(245, 242, 236, 0.82) 100%),
    url("/assets/images/backpic/back-1.png");
  background-size: cover;
  background-position: center;
  opacity: 1;
}

.category-hero::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -130px;
  bottom: -130px;
  background: radial-gradient(circle, rgba(194, 161, 94, 0.22), transparent 65%);
  pointer-events: none;
}

.category-hero .container {
  position: relative;
  z-index: 2;
}

.breadcrumb-nav {
  display: inline-flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.25rem;
  font-size: 0.85rem;
  color: var(--mk-muted);
  border: 1px solid var(--mk-border);
  background: rgba(255, 255, 255, 0.65);
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  margin-bottom: 1.15rem;
}

.breadcrumb-nav span {
  margin: 0 0.25rem;
  opacity: 0.6;
}

.eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--mk-accent);
  margin-bottom: 1rem;
}

.category-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  max-width: 860px;
  margin-bottom: 1.15rem;
  color: var(--mk-primary);
}

.category-hero .lead {
  font-size: clamp(1rem, 1.4vw, 1.2rem);
  max-width: 760px;
  color: #33514A;
  margin-bottom: 2rem;
  line-height: 1.9;
}

.category-hero .hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.category-page-main {
  padding: 0 0 4rem;
}

.content-section {
  margin-bottom: 4rem;
}

.content-section h2 {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  margin-bottom: 0.6rem;
}

.content-section .section-intro {
  color: var(--mk-muted);
  max-width: 720px;
  margin-bottom: 2rem;
}

.browser-window {
  background: var(--mk-surface);
  border: 1px solid var(--mk-border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 18px 42px rgba(12, 45, 38, 0.1);
}

.browser-top {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 0.7rem 0.9rem;
  background: #F7F4EE;
  border-bottom: 1px solid var(--mk-border);
}

.browser-top i {
  display: block;
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: #D6CBC0;
}

.browser-top i:nth-child(1) {
  background: #d99b8a;
}

.browser-top i:nth-child(2) {
  background: #e3c986;
}

.browser-top i:nth-child(3) {
  background: #8ab59e;
}

.browser-window img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  min-height: 220px;
}

.content-body-text {
  color: #40574F;
}

.content-check-list {
  list-style: none;
  margin: 1.4rem 0 0;
  padding: 0;
}

.content-check-list li {
  position: relative;
  padding: 0.45rem 0 0.45rem 1.8rem;
  color: #33514A;
}

.content-check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0.45rem;
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 999px;
  background: rgba(194, 161, 94, 0.18);
  color: var(--mk-accent);
  font-weight: 900;
  font-size: 0.75rem;
  line-height: 1.25rem;
  text-align: center;
}

.note-card {
  margin-top: 2rem;
  padding: 1.1rem 1.35rem;
  border-left: 3px solid var(--mk-accent);
  background: rgba(194, 161, 94, 0.09);
  border-radius: 0 10px 10px 0;
  color: #40574F;
  font-size: 0.95rem;
}

.note-card i {
  color: var(--mk-accent);
  margin-right: 0.35rem;
}

.tier-row {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) 160px;
  align-items: center;
  gap: 1.5rem;
  background: var(--mk-surface);
  border: 1px solid var(--mk-border);
  border-radius: 16px;
  padding: 1.8rem;
  margin-bottom: 1.25rem;
  transition: transform 0.24s ease-out, box-shadow 0.24s ease-out, border-color 0.24s ease-out;
}

.tier-row:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 34px rgba(12, 45, 38, 0.1);
  border-color: rgba(194, 161, 94, 0.5);
}

.tier-name h3 {
  font-size: 1.15rem;
  margin: 0 0 0.3rem;
}

.tier-price {
  font-size: 0.8rem;
  color: var(--mk-muted);
  background: rgba(12, 45, 38, 0.05);
  border: 1px solid var(--mk-border);
  border-radius: 999px;
  padding: 0.15rem 0.7rem;
  white-space: nowrap;
}

.tier-info p {
  color: #40574F;
  font-size: 0.95rem;
  margin-bottom: 0.8rem;
}

.tier-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.tier-tag {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--mk-primary);
  background: var(--mk-bg);
  border: 1px solid var(--mk-border);
  border-radius: 999px;
  padding: 0.15rem 0.65rem;
}

.tier-action {
  text-align: right;
}

.btn-sm-mk {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  padding: 0.55rem 1.15rem;
  font-size: 0.85rem;
  font-weight: 800;
  color: var(--mk-btn-text);
  background: var(--mk-btn-bg);
  border: 1px solid transparent;
  border-radius: 999px;
  transition: all 0.22s ease-out;
}

.btn-sm-mk:hover {
  background: #d1b67a;
  color: var(--mk-btn-text);
  transform: translateY(-2px);
}

.feature-rail {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--mk-border);
}

.feature-rail li {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 0.25rem 1.5rem;
  padding: 1.6rem 0.4rem;
  border-bottom: 1px solid var(--mk-border);
  transition: background-color 0.2s ease-out;
}

.feature-rail li:hover {
  background: rgba(12, 45, 38, 0.045);
}

.feature-rail .feat-num {
  display: block;
  font-family: Arial, sans-serif;
  font-weight: 900;
  font-size: 1.75rem;
  color: var(--mk-accent);
  line-height: 1;
  letter-spacing: -0.04em;
}

.feature-rail li h3 {
  font-size: 1.08rem;
  margin: 0 0 0.2rem;
}

.feature-rail li p {
  color: var(--mk-muted);
  font-size: 0.95rem;
  margin-bottom: 0;
}

.accordion-list {
  margin-top: 1.5rem;
}

.accordion-item {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--mk-border);
}

.accordion-button {
  background: transparent;
  color: var(--mk-ink);
  font-weight: 700;
  padding: 1.25rem 0;
  font-size: 0.98rem;
  box-shadow: none;
  border: 0;
  border-radius: 0 !important;
}

.accordion-button:hover {
  background: rgba(12, 45, 38, 0.03);
}

.accordion-button:not(.collapsed) {
  color: var(--mk-primary);
  background: transparent;
  box-shadow: none;
}

.accordion-button:focus {
  box-shadow: none;
  border: 0;
}

.accordion-button::after {
  background-image: url('data:image/svg+xml;charset=utf-8,%3Csvg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 18 18" fill="none" stroke="%230C2D26" stroke-width="2" stroke-linecap="round"%3E%3Cpath d="M9 2.5v13M2.5 9h13" /%3E%3C/svg%3E');
  background-size: 18px;
  transition: transform 0.2s ease-out;
}

.accordion-button:not(.collapsed)::after {
  background-image: url('data:image/svg+xml;charset=utf-8,%3Csvg xmlns="http://www.w3.org/2000/svg" width="18" height="18" viewBox="0 0 18 18" fill="none" stroke="%23C2A15E" stroke-width="2" stroke-linecap="round"%3E%3Cpath d="M2.5 9h13" /%3E%3C/svg%3E');
  transform: rotate(0deg);
}

.accordion-body {
  padding: 0.2rem 1.8rem 1.35rem 0;
  color: var(--mk-muted);
  line-height: 1.85;
}

.category-sidebar {
  padding-left: 1rem;
}

.sidebar-card {
  background: var(--mk-surface);
  border: 1px solid var(--mk-border);
  border-radius: 16px;
  padding: 1.6rem;
  margin-bottom: 1.5rem;
}

.sidebar-card .sidebar-label {
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  color: var(--mk-accent);
  display: block;
  margin-bottom: 0.5rem;
}

.sidebar-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
}

.login-card {
  border-top: 4px solid var(--mk-accent);
}

.login-form label {
  display: block;
  font-size: 0.8rem;
  font-weight: 700;
  color: #40574F;
  margin-bottom: 0.25rem;
}

.login-form .form-control {
  width: 100%;
  border: 1px solid var(--mk-border);
  background: #FCFAF7;
  color: var(--mk-ink);
  min-height: 48px;
  border-radius: 8px;
  padding: 0.7rem 1rem;
  font-size: 0.92rem;
  margin-bottom: 1rem;
  transition: border 0.2s ease-out, box-shadow 0.2s ease-out;
}

.login-form .form-control:focus {
  border-color: var(--mk-accent);
  box-shadow: 0 0 0 3px rgba(194, 161, 94, 0.18);
  background: var(--mk-surface);
  outline: none;
}

.login-form .btn-mk-primary {
  width: 100%;
}

.login-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.8rem;
}

.login-meta a {
  font-size: 0.82rem;
  color: var(--mk-muted);
}

.login-meta a:hover {
  color: var(--mk-accent);
}

.sidebar-contact {
  font-size: 0.9rem;
  color: #40574F;
  margin-bottom: 0.2rem;
}

.sidebar-contact a {
  color: var(--mk-primary);
  font-weight: 600;
}

.sidebar-contact a:hover {
  color: var(--mk-accent);
}

.team-tip {
  background: var(--mk-dark);
  border: 0;
  color: rgba(255, 255, 255, 0.8);
}

.team-tip h3 {
  color: #F5F2EC;
}

.team-tip p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.92rem;
}

.team-tip .btn-sm-mk {
  margin-top: 0.5rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: transparent;
  color: #F5F2EC;
}

.team-tip .btn-sm-mk:hover {
  background: var(--mk-accent);
  color: var(--mk-btn-text);
}

.category-cta-block {
  padding: 0 0 4.5rem;
}

.cta-box {
  position: relative;
  overflow: hidden;
  background: var(--mk-dark);
  border-radius: 22px;
  padding: clamp(2.5rem, 6vw, 4.5rem);
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
}

.cta-box::before {
  content: "";
  position: absolute;
  width: 500px;
  height: 500px;
  right: -180px;
  top: -180px;
  background: radial-gradient(circle, rgba(194, 161, 94, 0.28), transparent 68%);
}

.cta-box::after {
  content: "";
  position: absolute;
  width: 300px;
  height: 300px;
  left: -100px;
  bottom: -150px;
  background: radial-gradient(circle, rgba(194, 161, 94, 0.16), transparent 65%);
}

.cta-box .container {
  position: relative;
  z-index: 2;
}

.cta-box h2 {
  color: #F5F2EC;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin-bottom: 1rem;
}

.cta-box p {
  max-width: 680px;
  margin: 0 auto 1.8rem;
  color: rgba(255, 255, 255, 0.72);
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.8rem;
}

.btn-ghost-light {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.7rem 1.5rem;
  font-weight: 700;
  color: #F5F2EC;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  transition: all 0.22s ease-out;
}

.btn-ghost-light:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.7);
}

.site-footer {
  background: var(--mk-dark);
  color: #C2D0CB;
  padding-top: 4.5rem;
}

.footer-top {
  padding-bottom: 2.8rem;
}

.footer-brand .brand-badge {
  background: rgba(255, 255, 255, 0.06);
  box-shadow: none;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.footer-brand .brand-text strong {
  color: #F5F2EC;
}

.footer-brand .brand-text small {
  color: rgba(255, 255, 255, 0.55);
}

.footer-desc {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.92rem;
  margin: 1rem 0 0;
  max-width: 320px;
}

.site-footer h4 {
  color: #F5F2EC;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.footer-nav {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-nav li + li {
  margin-top: 0.5rem;
}

.footer-nav a,
.footer-nav li {
  color: #AEBFBA;
  font-size: 0.9rem;
}

.footer-nav a:hover {
  color: var(--mk-accent);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.4rem;
  padding-bottom: 1.4rem;
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
}

.floating-cta {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 1080;
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  background: var(--mk-accent);
  color: var(--mk-btn-text);
  border: 1px solid rgba(255, 255, 255, 0.3);
  padding: 0.85rem 1.3rem;
  border-radius: 999px;
  font-weight: 800;
  font-size: 0.92rem;
  box-shadow: 0 12px 30px rgba(10, 35, 28, 0.28);
  transition: transform 0.22s ease-out, box-shadow 0.22s ease-out;
}

.floating-cta:hover {
  color: var(--mk-btn-text);
  background: #d1b67a;
  transform: translateY(-3px);
  box-shadow: 0 16px 34px rgba(10, 35, 28, 0.3);
}

@media (max-width: 1199.98px) {
  .tier-row {
    grid-template-columns: 200px minmax(0, 1fr);
  }

  .tier-action {
    grid-column: 1 / -1;
    text-align: left;
  }
}

@media (max-width: 991.98px) {
  .site-header .navbar-collapse {
    background: #fff;
    border: 1px solid var(--mk-border);
    border-radius: 14px;
    margin-top: 0.8rem;
    padding: 1rem;
    box-shadow: 0 18px 36px rgba(12, 45, 38, 0.12);
  }

  .navbar-nav {
    margin-top: 0.5rem;
    margin-bottom: 0.5rem;
  }

  .navbar-nav .nav-link {
    padding: 0.7rem 0.5rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 0.4rem;
  }

  .nav-cta .btn-mk-primary {
    width: 100%;
  }

  .category-hero {
    padding-top: 3.5rem;
  }

  .category-sidebar {
    padding-left: 0;
    margin-top: 1rem;
  }

  .tier-row {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .tier-action {
    grid-column: auto;
    text-align: left;
  }

  .feature-rail li {
    grid-template-columns: 1fr;
    gap: 0.4rem;
  }
}

@media (max-width: 767.98px) {
  .category-hero .hero-actions {
    width: 100%;
  }

  .category-hero .btn-mk-primary,
  .category-hero .btn-mk-outline {
    width: 100%;
  }

  .content-section {
    margin-bottom: 2.8rem;
  }

  .browser-window img {
    aspect-ratio: 16 / 12;
  }

  .tier-row {
    padding: 1.35rem;
  }

  .cta-box {
    border-radius: 16px;
  }

  .cta-actions {
    flex-direction: column;
  }

  .cta-actions .btn-mk-primary,
  .cta-actions .btn-ghost-light {
    width: 100%;
  }
}

@media (max-width: 575.98px) {
  .floating-cta {
    width: 48px;
    height: 48px;
    padding: 0;
    justify-content: center;
    right: 0.9rem;
    bottom: 0.9rem;
  }

  .floating-cta span {
    display: none;
  }

  .brand-text strong {
    font-size: 1rem;
  }

  .brand-text small {
    font-size: 0.62rem;
  }
}

/* roulang page: category4 */
:root {
            --mk-primary: #0C2D26;
            --mk-accent: #C2A15E;
            --mk-bg: #F5F2EC;
            --mk-surface: #FFFFFF;
            --mk-ink: #18352C;
            --mk-muted: #6A7D76;
            --mk-border: rgba(12, 45, 38, 0.14);
            --mk-dark: #0A231C;
            --mk-btn-bg: #C2A15E;
            --mk-btn-text: #0C2D26;
            --radius-sm: 4px;
            --radius-md: 12px;
            --radius-lg: 16px;
            --shadow-hover: 0 12px 28px rgba(12, 45, 38, 0.10);
            --transition: all 200ms ease-out;
            --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        * {
            box-sizing: border-box;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-sans);
            font-size: 16px;
            line-height: 1.8;
            color: var(--mk-ink);
            background: var(--mk-bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: inherit;
            text-decoration: none;
        }

        img {
            max-width: 100%;
            display: block;
        }

        .container {
            max-width: 1180px;
        }

        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(245, 242, 236, 0.88);
            -webkit-backdrop-filter: blur(14px);
            backdrop-filter: blur(14px);
            border-bottom: 1px solid rgba(12, 45, 38, 0.10);
        }

        .site-header .navbar {
            min-height: 76px;
            padding: 0;
        }

        .navbar-brand {
            line-height: 1.2;
        }

        .brand-badge {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 42px;
            height: 42px;
            border-radius: 10px;
            background: var(--mk-primary);
            color: #fff;
            font-size: 16px;
            font-weight: 800;
            letter-spacing: 0.03em;
            border: 1px solid rgba(194, 161, 94, 0.5);
            margin-right: 10px;
        }

        .brand-text {
            display: inline-flex;
            flex-direction: column;
            line-height: 1.25;
        }

        .brand-text strong {
            font-size: 20px;
            font-weight: 800;
            color: var(--mk-primary);
            letter-spacing: 0.01em;
        }

        .brand-text small {
            font-size: 11px;
            color: var(--mk-muted);
            letter-spacing: 0.16em;
        }

        .navbar-nav .nav-link {
            position: relative;
            padding: 0.8rem 0.85rem;
            font-size: 15px;
            font-weight: 600;
            color: var(--mk-ink);
            border-radius: 4px;
        }

        .navbar-nav .nav-link:hover {
            color: var(--mk-primary);
            background: rgba(12, 45, 38, 0.04);
        }

        .navbar-nav .nav-link::after {
            content: "";
            position: absolute;
            left: 0.85rem;
            right: 0.85rem;
            bottom: 0.25rem;
            height: 2px;
            background: var(--mk-accent);
            transform: scaleX(0);
            transform-origin: left center;
            transition: transform 180ms ease-out;
        }

        .navbar-nav .nav-link.active {
            color: var(--mk-primary);
        }

        .navbar-nav .nav-link.active::after {
            transform: scaleX(1);
        }

        .navbar-toggler {
            border: 0;
            padding: 12px 10px;
            box-shadow: none !important;
        }

        .navbar-toggler:focus {
            box-shadow: none;
        }

        .toggler-bar {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--mk-primary);
            margin: 5px 0;
            border-radius: 2px;
            transition: var(--transition);
        }

        .nav-cta {
            margin-left: 0.5rem;
        }

        .btn-mk-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--mk-btn-bg);
            color: var(--mk-btn-text);
            font-weight: 700;
            padding: 0.7rem 1.5rem;
            border-radius: 999px;
            border: 1px solid transparent;
            transition: var(--transition);
            font-family: inherit;
        }

        .btn-mk-primary:hover {
            background: #b28c45;
            color: #071c16;
            transform: translateY(-1px);
            box-shadow: var(--shadow-hover);
        }

        .btn-mk-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            color: var(--mk-primary);
            border: 1px solid rgba(12, 45, 38, 0.32);
            font-weight: 600;
            padding: 0.7rem 1.5rem;
            border-radius: 999px;
            transition: var(--transition);
            font-family: inherit;
        }

        .btn-mk-outline:hover {
            background: rgba(12, 45, 38, 0.06);
            border-color: var(--mk-primary);
            color: var(--mk-primary);
        }

        .btn-mk-soft {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: rgba(255, 255, 255, 0.12);
            color: #fff;
            border: 1px solid rgba(255, 255, 255, 0.35);
            font-weight: 600;
            padding: 0.7rem 1.5rem;
            border-radius: 999px;
            transition: var(--transition);
            font-family: inherit;
        }

        .btn-mk-soft:hover {
            background: rgba(255, 255, 255, 0.2);
            color: #fff;
        }

        .btn-mk-primary:focus,
        .btn-mk-outline:focus,
        .btn-mk-soft:focus {
            outline: 2px solid rgba(194, 161, 94, 0.5);
            outline-offset: 2px;
        }

        .page-intro {
            padding: 72px 0 64px;
            background-image: linear-gradient(to bottom, rgba(245, 242, 236, 0.96), rgba(239, 234, 223, 0.94)), url('/assets/images/backpic/back-1.png');
            background-position: center;
            background-size: cover;
            border-bottom: 1px solid rgba(12, 45, 38, 0.08);
        }

        .page-breadcrumb {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            margin-bottom: 18px;
            font-size: 13px;
            color: var(--mk-muted);
        }

        .page-breadcrumb a {
            color: var(--mk-muted);
            transition: var(--transition);
        }

        .page-breadcrumb a:hover {
            color: var(--mk-primary);
        }

        .page-eyebrow {
            display: inline-flex;
            align-items: center;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.1em;
            color: var(--mk-accent);
            margin-bottom: 12px;
        }

        .page-eyebrow::before {
            content: "";
            width: 26px;
            height: 2px;
            background: var(--mk-accent);
            margin-right: 10px;
        }

        .page-intro h1 {
            font-size: clamp(32px, 4vw, 48px);
            line-height: 1.2;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--mk-primary);
            margin-bottom: 20px;
        }

        .intro-lead {
            font-size: 17px;
            color: var(--mk-ink);
            max-width: 680px;
            margin-bottom: 28px;
        }

        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            align-items: center;
        }

        .browser-card {
            position: relative;
            border: 1px solid rgba(12, 45, 38, 0.12);
            border-radius: 14px;
            background: var(--mk-surface);
            box-shadow: 0 28px 60px rgba(12, 45, 38, 0.12);
            overflow: hidden;
            margin-top: 12px;
        }

        .browser-top {
            display: flex;
            align-items: center;
            gap: 6px;
            padding-left: 15px;
            height: 38px;
            background: #f8f4ec;
            border-bottom: 1px solid rgba(12, 45, 38, 0.08);
        }

        .browser-dot {
            width: 9px;
            height: 9px;
            border-radius: 50%;
            background: rgba(12, 45, 38, 0.22);
        }

        .browser-body {
            position: relative;
            background: #ecf0ed;
            min-height: 250px;
            aspect-ratio: 16 / 11;
            overflow: hidden;
        }

        .browser-body img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }

        .browser-float-badge {
            position: absolute;
            right: 16px;
            bottom: 16px;
            background: var(--mk-primary);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            padding: 8px 14px;
            border-radius: 999px;
            border: 1px solid rgba(255, 255, 255, 0.2);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.14);
            white-space: nowrap;
        }

        .page-body {
            padding: 56px 0 0;
        }

        .category-layout {
            display: grid;
            grid-template-columns: minmax(0, 1fr) 316px;
            gap: 42px;
            align-items: start;
        }

        .content-col {
            min-width: 0;
        }

        .sidebar-col {
            position: sticky;
            top: 104px;
            display: grid;
            gap: 18px;
        }

        .side-card {
            border: 1px solid var(--mk-border);
            background: var(--mk-surface);
            border-radius: 12px;
            padding: 22px;
        }

        .side-card-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            font-size: 18px;
            font-weight: 800;
            color: var(--mk-primary);
            margin-bottom: 12px;
        }

        .side-card-head span {
            width: 26px;
            height: 2px;
            background: var(--mk-accent);
        }

        .side-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .side-list li+li {
            border-top: 1px solid rgba(12, 45, 38, 0.07);
        }

        .side-list a {
            display: flex;
            justify-content: space-between;
            gap: 8px;
            padding: 9px 0;
            font-size: 14px;
            color: var(--mk-ink);
            transition: var(--transition);
        }

        .side-list a::after {
            content: "→";
            color: var(--mk-accent);
            opacity: 0;
            transform: translateX(-4px);
            transition: var(--transition);
        }

        .side-list a:hover {
            color: var(--mk-primary);
            padding-left: 4px;
        }

        .side-list a:hover::after {
            opacity: 1;
            transform: translateX(0);
        }

        .side-phone {
            font-size: 18px;
            font-weight: 800;
            color: var(--mk-primary);
            letter-spacing: 0.02em;
        }

        .side-note {
            margin-top: 10px;
            font-size: 13px;
            color: var(--mk-muted);
            line-height: 1.7;
        }

        .content-section {
            padding: 0 0 54px;
            margin: 0 0 46px;
            border-bottom: 1px solid rgba(12, 45, 38, 0.10);
        }

        .content-section:last-child {
            border-bottom: 0;
        }

        .section-kicker {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--mk-accent);
            margin-bottom: 12px;
        }

        .content-section h2 {
            font-size: 28px;
            line-height: 1.35;
            font-weight: 800;
            letter-spacing: -0.02em;
            color: var(--mk-primary);
            margin: 0 0 22px;
        }

        .section-text {
            font-size: 16px;
            color: var(--mk-muted);
            max-width: 760px;
        }

        .section-divider {
            width: 52px;
            height: 3px;
            background: var(--mk-accent);
            border-radius: 3px;
            margin: 18px 0 26px;
        }

        .capability-list {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .capability-list li {
            display: grid;
            grid-template-columns: 56px minmax(0, 1fr);
            gap: 16px;
            padding: 22px 8px;
            border-top: 1px solid rgba(12, 45, 38, 0.12);
            transition: var(--transition);
            border-radius: 8px;
        }

        .capability-list li:first-child {
            border-top: 0;
        }

        .capability-list li:hover {
            background: var(--mk-surface);
            box-shadow: var(--shadow-hover);
            padding-left: 14px;
        }

        .capability-num {
            font-size: 26px;
            font-weight: 800;
            color: var(--mk-accent);
            line-height: 1.2;
            letter-spacing: -0.02em;
        }

        .capability-copy h3 {
            font-size: 18px;
            font-weight: 800;
            color: var(--mk-primary);
            margin-bottom: 8px;
            letter-spacing: -0.01em;
        }

        .capability-copy p {
            font-size: 15px;
            color: var(--mk-muted);
            margin: 0;
            line-height: 1.75;
        }

        .scene-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            align-items: stretch;
        }

        .scene-visual {
            border-radius: 14px;
            overflow: hidden;
            border: 1px solid var(--mk-border);
            min-height: 280px;
            position: relative;
        }

        .scene-visual img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            min-height: 280px;
        }

        .scene-visual .scene-badge {
            position: absolute;
            left: 18px;
            bottom: 18px;
            background: rgba(10, 35, 28, 0.88);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 8px 16px;
            border-radius: 999px;
            backdrop-filter: blur(4px);
        }

        .scene-list {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }

        .scene-item {
            border: 1px solid var(--mk-border);
            background: var(--mk-surface);
            border-radius: 12px;
            padding: 16px 18px;
            display: flex;
            gap: 14px;
            align-items: flex-start;
            transition: var(--transition);
        }

        .scene-item:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-2px);
        }

        .scene-item-icon {
            width: 38px;
            height: 38px;
            flex-shrink: 0;
            border-radius: 10px;
            background: rgba(194, 161, 94, 0.18);
            color: var(--mk-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 800;
        }

        .scene-item h4 {
            font-size: 16px;
            font-weight: 800;
            color: var(--mk-primary);
            margin-bottom: 4px;
        }

        .scene-item p {
            font-size: 14px;
            color: var(--mk-muted);
            margin: 0;
            line-height: 1.7;
        }

        .flow-list {
            margin: 0;
            padding: 0;
            list-style: none;
            border-left: 2px solid rgba(194, 161, 94, 0.55);
            padding-left: 28px;
            display: grid;
            gap: 26px;
        }

        .flow-item {
            position: relative;
            padding-bottom: 26px;
        }

        .flow-item:last-child {
            padding-bottom: 0;
        }

        .flow-item::before {
            content: "";
            position: absolute;
            left: -35px;
            top: 4px;
            width: 13px;
            height: 13px;
            background: var(--mk-accent);
            border-radius: 50%;
            border: 3px solid var(--mk-bg);
            box-shadow: 0 0 0 2px var(--mk-accent);
        }

        .flow-step {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 12px;
            margin-bottom: 8px;
        }

        .flow-step strong {
            font-size: 18px;
            font-weight: 800;
            color: var(--mk-primary);
        }

        .flow-step span {
            font-size: 12px;
            font-weight: 700;
            letter-spacing: 0.08em;
            color: var(--mk-accent);
        }

        .flow-item p {
            font-size: 15px;
            color: var(--mk-muted);
            margin: 0;
            max-width: 680px;
        }

        .pricing-row {
            display: grid;
            grid-template-columns: 160px minmax(0, 1fr) auto;
            gap: 30px;
            align-items: center;
            border: 1px solid var(--mk-border);
            border-radius: 12px;
            background: var(--mk-surface);
            padding: 22px 24px;
            margin-bottom: 14px;
            transition: var(--transition);
        }

        .pricing-row:hover {
            box-shadow: var(--shadow-hover);
            border-color: rgba(194, 161, 94, 0.65);
            transform: translateX(4px);
        }

        .pricing-name {
            font-size: 15px;
            font-weight: 800;
            color: var(--mk-primary);
            letter-spacing: 0.04em;
        }

        .pricing-desc {
            font-size: 14px;
            color: var(--mk-muted);
        }

        .pricing-link {
            font-size: 14px;
            font-weight: 700;
            color: var(--mk-primary);
            white-space: nowrap;
            border-bottom: 2px solid var(--mk-accent);
            padding-bottom: 2px;
            transition: var(--transition);
        }

        .pricing-link:hover {
            color: var(--mk-accent);
        }

        .security-band {
            background-image: linear-gradient(rgba(10, 35, 28, 0.97), rgba(10, 35, 28, 0.96)), url('/assets/images/backpic/back-3.webp');
            background-size: cover;
            background-position: center;
            color: #f5f2ec;
            border-radius: 16px;
            padding: 42px 30px;
        }

        .security-band h2 {
            color: #fff !important;
        }

        .security-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
            margin-top: 16px;
        }

        .security-tags span {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(255, 255, 255, 0.1);
            border: 1px solid rgba(255, 255, 255, 0.18);
            border-radius: 999px;
            padding: 6px 14px;
            font-size: 14px;
            color: #f5f2ec;
        }

        .security-tags span::before {
            content: "";
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--mk-accent);
        }

        .security-band p {
            color: rgba(245, 242, 236, 0.82);
            margin-bottom: 0;
        }

        .faq-accordion .accordion-item {
            background: transparent;
            border: 0;
            border-bottom: 1px solid rgba(12, 45, 38, 0.10);
        }

        .faq-accordion .accordion-header {
            border: 0;
        }

        .faq-accordion .accordion-button {
            padding: 20px 6px;
            background: transparent;
            box-shadow: none;
            font-size: 17px;
            font-weight: 700;
            color: var(--mk-ink);
            border: 0;
            transition: var(--transition);
        }

        .faq-accordion .accordion-button:hover {
            color: var(--mk-primary);
        }

        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--mk-primary);
            background: transparent;
            box-shadow: none;
        }

        .faq-accordion .accordion-button::after {
            content: "+";
            background-image: none;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            font-weight: 400;
            width: 22px;
            height: 22px;
            color: var(--mk-accent);
            transition: transform 200ms ease-out;
        }

        .faq-accordion .accordion-button:not(.collapsed)::after {
            content: "×";
            font-weight: 400;
        }

        .faq-accordion .accordion-body {
            padding: 4px 14px 24px 6px;
            color: var(--mk-muted);
            font-size: 15px;
        }

        .contact-section {
            background: #ece7dc;
            border-top: 1px solid rgba(12, 45, 38, 0.12);
            padding: 64px 0;
        }

        .contact-info-head {
            font-size: 26px;
            font-weight: 800;
            color: var(--mk-primary);
            margin-bottom: 14px;
        }

        .contact-meta {
            display: grid;
            gap: 14px;
        }

        .contact-meta p {
            margin: 0;
            font-size: 15px;
            color: var(--mk-muted);
        }

        .contact-meta strong {
            color: var(--mk-primary);
            font-weight: 700;
        }

        .contact-form-card {
            background: var(--mk-surface);
            border: 1px solid var(--mk-border);
            border-radius: 16px;
            padding: 28px;
        }

        .form-label {
            font-size: 14px;
            font-weight: 700;
            color: var(--mk-primary);
            margin-bottom: 6px;
        }

        .form-control,
        .form-select {
            background: #fff;
            border: 1px solid rgba(12, 45, 38, 0.20);
            border-radius: 8px;
            padding: 10px 14px;
            color: var(--mk-ink);
            font-family: var(--font-sans);
            transition: var(--transition);
        }

        .form-control:focus,
        .form-select:focus {
            border-color: var(--mk-accent);
            box-shadow: 0 0 0 3px rgba(194, 161, 94, 0.18);
        }

        .form-control::placeholder {
            color: #9eaaa5;
        }

        .contact-reminder {
            font-size: 13px;
            color: var(--mk-muted);
            margin-top: 12px;
        }

        .floating-cta {
            position: fixed;
            right: 24px;
            bottom: 28px;
            z-index: 1000;
            background: var(--mk-primary);
            color: #fff;
            padding: 12px 22px;
            border-radius: 999px;
            border: 1px solid rgba(194, 161, 94, 0.45);
            font-weight: 700;
            font-size: 15px;
            box-shadow: 0 12px 28px rgba(12, 45, 38, 0.24);
            transition: var(--transition);
            white-space: nowrap;
        }

        .floating-cta:hover {
            background: #0e352d;
            transform: translateY(-3px);
            color: #fff;
        }

        .site-footer {
            background: var(--mk-dark);
            color: rgba(245, 242, 236, 0.85);
            padding-top: 48px;
        }

        .site-footer .navbar-brand {
            padding: 0;
        }

        .footer-brand {
            margin-bottom: 12px;
        }

        .site-footer .brand-badge {
            background: var(--mk-primary);
            border-color: rgba(194, 161, 94, 0.6);
        }

        .site-footer .brand-text strong {
            color: #fff;
        }

        .site-footer .brand-text small {
            color: rgba(245, 242, 236, 0.55);
        }

        .footer-desc {
            color: rgba(245, 242, 236, 0.72);
            font-size: 14px;
            line-height: 1.8;
            max-width: 360px;
            margin-bottom: 0;
        }

        .site-footer h4 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 12px;
        }

        .footer-nav {
            list-style: none;
            margin: 0;
            padding: 0;
        }

        .footer-nav li {
            margin-bottom: 8px;
        }

        .footer-nav a {
            color: rgba(245, 242, 236, 0.75);
            font-size: 14px;
            transition: var(--transition);
        }

        .footer-nav a:hover {
            color: var(--mk-accent);
            padding-left: 3px;
        }

        .footer-bottom {
            margin-top: 36px;
            border-top: 1px solid rgba(255, 255, 255, 0.10);
            padding: 18px 0 22px;
            font-size: 13px;
            color: rgba(245, 242, 236, 0.55);
        }

        @media (max-width: 1199.98px) {
            .category-layout {
                grid-template-columns: minmax(0, 1fr) 290px;
                gap: 30px;
            }

            .pricing-row {
                grid-template-columns: 130px minmax(0, 1fr) auto;
                gap: 16px;
            }
        }

        @media (max-width: 991.98px) {
            .page-intro {
                padding: 56px 0 44px;
            }

            .site-header .navbar {
                min-height: 64px;
            }

            .site-header .navbar-collapse {
                background: var(--mk-bg);
                border: 1px solid rgba(12, 45, 38, 0.10);
                border-radius: 14px;
                box-shadow: 0 18px 40px rgba(12, 45, 38, 0.08);
                padding: 12px 12px 16px;
                margin: 12px 0;
            }

            .navbar-nav .nav-link {
                padding: 0.75rem 0.75rem;
            }

            .nav-cta {
                margin: 12px 6px 0;
            }

            .nav-cta .btn-mk-primary {
                width: 100%;
            }

            .category-layout {
                grid-template-columns: 1fr;
            }

            .sidebar-col {
                position: static;
                grid-template-columns: repeat(2, 1fr);
                margin-bottom: 20px;
            }

            .side-card:last-child {
                grid-column: span 1;
            }

            .scene-grid {
                grid-template-columns: 1fr;
            }

            .scene-visual {
                min-height: 240px;
            }

            .contact-form-card {
                margin-top: 28px;
            }
        }

        @media (max-width: 767.98px) {
            .page-intro {
                padding-top: 40px;
            }

            .content-section {
                padding-bottom: 40px;
                margin-bottom: 38px;
            }

            .pricing-row {
                grid-template-columns: 1fr;
                gap: 8px;
                padding: 18px;
                align-items: start;
            }

            .pricing-link {
                justify-self: start;
                margin-top: 4px;
            }

            .security-band {
                padding: 28px 22px;
            }

            .sidebar-col {
                display: block;
            }

            .side-card + .side-card {
                margin-top: 14px;
            }

            .hero-actions {
                align-items: stretch;
                flex-direction: column;
                gap: 10px;
            }

            .hero-actions .btn-mk-primary,
            .hero-actions .btn-mk-outline {
                width: 100%;
            }
        }

        @media (max-width: 520px) {
            .brand-text strong {
                font-size: 18px;
            }

            .brand-text small {
                font-size: 10px;
            }

            .site-footer .footer-bottom {
                flex-direction: column;
                gap: 10px;
            }

            .floating-cta {
                right: 16px;
                bottom: 18px;
                padding: 11px 16px;
                font-size: 14px;
            }

            .capability-list li {
                grid-template-columns: 42px minmax(0, 1fr);
                gap: 12px;
            }

            .capability-num {
                font-size: 21px;
            }
        }