/* roulang page: index */
:root {
            --primary: #0D9488;
            --primary-dark: #0F766E;
            --primary-deeper: #115E59;
            --accent: #F59E0B;
            --accent-hover: #D97706;
            --dark-bg: #0B1F1A;
            --page-bg: #F8FAF9;
            --card-bg: #FFFFFF;
            --text-main: #1F2937;
            --text-muted: #6B7280;
            --text-light: #BFD4CE;
            --border: #E5E7EB;
            --border-light: #EDF2F0;
            --radius: 16px;
            --radius-sm: 12px;
            --radius-xs: 8px;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);
            --shadow-card: 0 4px 16px rgba(11, 31, 26, .06);
            --shadow-hover: 0 8px 30px rgba(11, 31, 26, .12);
            --font-heading: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --font-body: "Inter", "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
            --spacing-section: 96px;
            --container-w: 1200px;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font-body);
            font-size: 15px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-family: var(--font-heading);
            font-weight: 700;
            line-height: 1.25;
            color: var(--text-main);
        }
        p {
            margin-bottom: 0;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--primary-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            max-width: var(--container-w);
            padding-left: 24px;
            padding-right: 24px;
        }
        .section {
            padding: var(--spacing-section) 0;
        }
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-dark);
            background: rgba(13, 148, 136, .08);
            padding: 6px 16px;
            border-radius: 100px;
            margin-bottom: 16px;
            letter-spacing: .02em;
        }
        .section-title {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 12px;
        }
        .section-sub {
            font-size: 16px;
            color: var(--text-muted);
            max-width: 640px;
            margin-bottom: 0;
        }
        .btn {
            border-radius: 100px;
            font-weight: 600;
            padding: 12px 28px;
            transition: all .25s ease;
            border: 2px solid transparent;
            font-size: 15px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .btn-primary {
            background: var(--primary);
            border-color: var(--primary);
            color: #fff;
        }
        .btn-primary:hover {
            background: var(--primary-dark);
            border-color: var(--primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: var(--shadow-hover);
        }
        .btn-accent {
            background: var(--accent);
            border-color: var(--accent);
            color: #1F2937;
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(245, 158, 11, .3);
        }
        .btn-outline {
            background: transparent;
            border-color: var(--primary);
            color: var(--primary);
        }
        .btn-outline:hover {
            background: rgba(13, 148, 136, .06);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
            transform: translateY(-2px);
        }
        .btn-outline-light {
            background: transparent;
            border-color: rgba(255, 255, 255, .5);
            color: #fff;
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn:focus,
        .btn-outline:focus {
            box-shadow: 0 0 0 4px rgba(13, 148, 136, .2);
            outline: none;
        }

        /* ===== Header ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(8px);
            -webkit-backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }
        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }
        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 800;
            color: var(--text-main);
            letter-spacing: -.01em;
        }
        .site-header .navbar-brand .brand-mark {
            width: 36px;
            height: 36px;
            border-radius: 10px;
            background: var(--dark-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 15px;
            font-weight: 800;
            flex-shrink: 0;
        }
        .site-header .navbar-nav {
            gap: 4px;
        }
        .site-header .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 18px !important;
            border-radius: 100px;
            transition: all .2s ease;
        }
        .site-header .nav-link:hover {
            color: var(--primary);
            background: rgba(13, 148, 136, .08);
        }
        .site-header .nav-link.active {
            color: var(--primary-dark);
            background: rgba(13, 148, 136, .12);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            background: #F3F4F6;
            border-radius: 100px;
            padding: 7px 14px;
            width: 180px;
            border: 1px solid transparent;
            transition: all .2s ease;
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(13, 148, 136, .15);
        }
        .search-box i {
            color: var(--text-muted);
            font-size: 13px;
        }
        .search-box input {
            border: none;
            background: transparent;
            outline: none;
            font-size: 13px;
            width: 100%;
            color: var(--text-main);
        }
        .search-box input::placeholder {
            color: #9CA3AF;
        }
        .cmd-k {
            font-size: 11px;
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 1px 5px;
            color: var(--text-muted);
            white-space: nowrap;
        }
        .navbar-toggler {
            border: none;
            background: transparent;
            padding: 8px;
            display: flex;
            flex-direction: column;
            gap: 5px;
        }
        .navbar-toggler span {
            display: block;
            width: 22px;
            height: 2px;
            border-radius: 2px;
            background: var(--text-main);
            transition: all .3s ease;
        }

        /* ===== Hero ===== */
        .hero {
            padding: 64px 0 80px;
            background: var(--page-bg);
            position: relative;
            overflow: hidden;
            min-height: calc(100vh - 72px);
            display: flex;
            align-items: center;
        }
        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 100%;
            height: 100%;
            background-image: radial-gradient(rgba(13, 148, 136, .06) 1px, transparent 1px);
            background-size: 24px 24px;
            pointer-events: none;
        }
        .hero .hero-col {
            position: relative;
            z-index: 2;
        }
        .hero h1 {
            font-size: 42px;
            font-weight: 800;
            line-height: 1.2;
            margin-bottom: 20px;
            letter-spacing: -.02em;
        }
        .hero h1 .text-primary {
            color: var(--primary);
        }
        .hero .hero-sub {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-muted);
            max-width: 460px;
            margin-bottom: 32px;
        }
        .hero .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
            margin-bottom: 28px;
        }
        .hero-badges {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            font-weight: 500;
            color: var(--text-main);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 100px;
            padding: 5px 14px;
            box-shadow: var(--shadow-sm);
        }
        .hero-badge i {
            color: var(--primary);
        }
        .hero-visual {
            position: relative;
            z-index: 2;
            border-radius: var(--radius);
            overflow: visible;
        }
        .hero-visual .main-img {
            width: 100%;
            border-radius: var(--radius);
            box-shadow: var(--shadow-hover);
            object-fit: cover;
            aspect-ratio: 4 / 3;
            background: var(--border-light);
        }
        .hero-card {
            position: absolute;
            background: #fff;
            border-radius: var(--radius-sm);
            padding: 14px 18px;
            box-shadow: var(--shadow-hover);
            display: flex;
            align-items: center;
            gap: 12px;
            border: 1px solid var(--border-light);
        }
        .hero-card .hero-card__icon {
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: rgba(13, 148, 136, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--primary);
            font-size: 15px;
            flex-shrink: 0;
        }
        .hero-card strong {
            display: block;
            font-size: 18px;
            font-weight: 700;
            line-height: 1.2;
        }
        .hero-card span {
            font-size: 12px;
            color: var(--text-muted);
        }
        .hero-card-1 {
            bottom: -18px;
            left: -18px;
        }
        .hero-card-2 {
            top: 24px;
            right: -14px;
        }

        /* ===== Client Bar ===== */
        .client-bar {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
            padding: 36px 0;
        }
        .client-bar__inner {
            display: flex;
            align-items: center;
            justify-content: center;
            flex-wrap: wrap;
            gap: 36px;
        }
        .client-bar__label {
            font-size: 13px;
            color: var(--text-muted);
            font-weight: 500;
            white-space: nowrap;
        }
        .client-bar__logos {
            display: flex;
            flex-wrap: wrap;
            gap: 24px;
            align-items: center;
        }
        .client-bar__logos span {
            font-size: 15px;
            font-weight: 600;
            color: #9CA3AF;
            white-space: nowrap;
            letter-spacing: .02em;
            transition: color .2s ease;
        }
        .client-bar__logos span:hover {
            color: var(--primary);
        }

        /* ===== Features ===== */
        .features {
            background: var(--page-bg);
        }
        .features-grid {
            margin-top: 48px;
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
        }
        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            transition: all .3s ease;
            box-shadow: var(--shadow-sm);
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(13, 148, 136, .3);
        }
        .feature-card__icon {
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(13, 148, 136, .1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            margin-bottom: 18px;
        }
        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 10px;
        }
        .feature-card p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            margin-bottom: 14px;
        }
        .feature-card .feature-link {
            font-size: 14px;
            font-weight: 600;
            color: var(--primary);
            display: inline-flex;
            align-items: center;
            gap: 4px;
        }
        .feature-card .feature-link:hover {
            color: var(--primary-dark);
            gap: 8px;
        }

        /* ===== Demo ===== */
        .demo {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .demo-layout {
            margin-top: 48px;
        }
        .demo-visual {
            position: relative;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .demo-visual-1 {
            border-radius: var(--radius);
            aspect-ratio: 4 / 3;
            object-fit: cover;
            width: 100%;
            background: var(--border-light);
        }
        .demo-visual-2 {
            position: absolute;
            right: -20px;
            bottom: -20px;
            width: 45%;
            border-radius: var(--radius-sm);
            box-shadow: var(--shadow-hover);
            border: 4px solid #fff;
            aspect-ratio: 3 / 2;
            object-fit: cover;
        }
        .demo-play {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: #fff;
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: var(--shadow-hover);
            transition: all .3s ease;
        }
        .demo-play:hover {
            transform: translate(-50%, -50%) scale(1.08);
            color: var(--accent);
        }
        .demo-content {
            padding-left: 24px;
        }
        .demo-content .section-title {
            font-size: 28px;
            margin-bottom: 14px;
        }
        .demo-content .section-sub {
            margin-bottom: 28px;
        }
        .demo-points {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 20px 24px;
        }
        .demo-point {
            display: flex;
            align-items: flex-start;
            gap: 12px;
        }
        .demo-point__icon {
            width: 34px;
            height: 34px;
            border-radius: 8px;
            background: rgba(13, 148, 136, .1);
            color: var(--primary);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .demo-point h4 {
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 4px;
        }
        .demo-point p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
        }

        /* ===== Proof ===== */
        .proof {
            background: var(--dark-bg);
            color: #fff;
        }
        .proof .section-title {
            color: #fff;
        }
        .proof .section-sub {
            color: var(--text-light);
        }
        .proof-stats {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 40px;
            margin-top: 48px;
            text-align: center;
        }
        .proof-stat__num {
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            font-family: var(--font-heading);
            line-height: 1.1;
            margin-bottom: 6px;
        }
        .proof-stat__label {
            font-size: 14px;
            color: var(--text-light);
        }
        .proof-divider {
            width: 56px;
            height: 2px;
            background: rgba(245, 158, 11, .5);
            margin: 40px auto;
        }
        .proof-quote {
            max-width: 760px;
            margin: 0 auto;
            text-align: center;
        }
        .proof-quote .quote-mark {
            font-size: 40px;
            color: var(--accent);
            opacity: .6;
            line-height: 1;
            margin-bottom: 8px;
        }
        .proof-quote blockquote {
            font-size: 18px;
            line-height: 1.75;
            color: #E5E7EB;
            font-style: normal;
            font-family: var(--font-heading);
            margin-bottom: 20px;
        }
        .proof-quote cite {
            font-size: 14px;
            color: var(--text-light);
            font-style: normal;
        }

        /* ===== Pricing ===== */
        .pricing {
            background: var(--page-bg);
        }
        .pricing-wrap {
            margin-top: 48px;
        }
        .pricing-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 28px;
            box-shadow: var(--shadow-card);
            transition: all .3s ease;
            position: relative;
            height: 100%;
            display: flex;
            flex-direction: column;
        }
        .pricing-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .pricing-card.featured {
            background: var(--dark-bg);
            border: 2px solid var(--accent);
            color: #fff;
        }
        .pricing-card.featured .pricing-card__name,
        .pricing-card.featured .pricing-card__desc,
        .pricing-card.featured .pricing-card__feature {
            color: #fff;
        }
        .pricing-card.featured .pricing-card__feature {
            color: var(--text-light);
        }
        .pricing-card__badge {
            position: absolute;
            top: -14px;
            right: 24px;
            background: var(--accent);
            color: #1F2937;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 100px;
        }
        .pricing-card__name {
            font-size: 18px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .pricing-card__desc {
            font-size: 13px;
            color: var(--text-muted);
            margin-bottom: 20px;
        }
        .pricing-card__features {
            list-style: none;
            padding: 0;
            margin-bottom: 24px;
            flex-grow: 1;
        }
        .pricing-card__features li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 14px;
            color: var(--text-main);
            padding: 6px 0;
            line-height: 1.5;
        }
        .pricing-card.featured .pricing-card__features li {
            color: var(--text-light);
        }
        .pricing-card__features li i {
            color: var(--primary);
            margin-top: 4px;
            font-size: 13px;
        }
        .pricing-card.featured .pricing-card__features li i {
            color: var(--accent);
        }
        .pricing-card__btn {
            width: 100%;
        }
        .pricing-note {
            text-align: center;
            font-size: 13px;
            color: var(--text-muted);
            margin-top: 24px;
        }

        /* ===== FAQ ===== */
        .faq {
            background: #fff;
            border-top: 1px solid var(--border-light);
            border-bottom: 1px solid var(--border-light);
        }
        .faq-layout {
            display: grid;
            grid-template-columns: 1fr 2fr;
            gap: 48px;
            margin-top: 48px;
        }
        .faq-side {
            position: sticky;
            top: 96px;
            align-self: start;
            background: var(--page-bg);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 28px;
            box-shadow: var(--shadow-sm);
        }
        .faq-side__avatar {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 16px;
        }
        .faq-side h3 {
            font-size: 18px;
            margin-bottom: 8px;
        }
        .faq-side p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 18px;
            line-height: 1.6;
        }
        .faq-accordion .accordion-item {
            border: 1px solid var(--border) !important;
            border-radius: var(--radius-sm) !important;
            margin-bottom: 14px;
            overflow: hidden;
            background: #fff;
            box-shadow: var(--shadow-sm);
            transition: all .2s ease;
        }
        .faq-accordion .accordion-item:has(.accordion-button:not(.collapsed)) {
            border-color: var(--primary) !important;
            box-shadow: 0 2px 12px rgba(13, 148, 136, .1);
        }
        .faq-accordion .accordion-button {
            font-family: var(--font-heading);
            font-size: 16px;
            font-weight: 600;
            color: var(--text-main);
            padding: 18px 22px;
            background: #fff;
            box-shadow: none;
            border-radius: 0 !important;
        }
        .faq-accordion .accordion-button::after {
            background-image: none;
            font-family: "Font Awesome 6 Free";
            font-weight: 900;
            content: "\f067";
            font-size: 14px;
            color: var(--primary);
            width: 24px;
            height: 24px;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all .3s ease;
        }
        .faq-accordion .accordion-button:not(.collapsed) {
            color: var(--primary-dark);
            background: rgba(13, 148, 136, .04);
        }
        .faq-accordion .accordion-button:not(.collapsed)::after {
            content: "\f068";
            transform: rotate(0deg);
        }
        .faq-accordion .accordion-button:focus {
            box-shadow: none;
            border-color: var(--primary);
        }
        .faq-accordion .accordion-body {
            padding: 18px 22px;
            border-top: 1px solid var(--border-light);
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.75;
            background: #fff;
        }

        /* ===== News ===== */
        .news {
            background: var(--page-bg);
        }
        .news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 48px;
        }
        .news-card {
            background: #fff;
            border: 1px solid var(--border);
            border-radius: var(--radius);
            overflow: hidden;
            transition: all .3s ease;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
        }
        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(13, 148, 136, .3);
        }
        .news-card__thumb {
            aspect-ratio: 16 / 9;
            background: var(--border-light);
            position: relative;
            overflow: hidden;
        }
        .news-card__thumb img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .news-card:hover .news-card__thumb img {
            transform: scale(1.04);
        }
        .news-card__body {
            padding: 20px 22px 22px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }
        .news-card__badge {
            display: inline-block;
            font-size: 12px;
            font-weight: 600;
            color: var(--primary-dark);
            background: rgba(13, 148, 136, .1);
            padding: 3px 12px;
            border-radius: 100px;
            margin-bottom: 10px;
            align-self: flex-start;
        }
        .news-card h3 {
            font-size: 17px;
            line-height: 1.5;
            margin-bottom: 8px;
            font-weight: 600;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .news-card p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
        }
        .news-card__meta {
            margin-top: auto;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 13px;
            color: #9CA3AF;
        }
        .news-card__more {
            color: var(--primary);
            font-weight: 600;
            display: inline-flex;
            align-items: center;
            gap: 4px;
            transition: gap .2s ease;
        }
        .news-card__more:hover {
            gap: 8px;
        }
        .post-empty {
            grid-column: 1 / -1;
            text-align: center;
            background: #fff;
            border: 1px dashed var(--border);
            border-radius: var(--radius);
            padding: 48px 24px;
        }
        .post-empty__icon {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--page-bg);
            border: 1px solid var(--border);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 16px;
            color: #9CA3AF;
            font-size: 20px;
        }
        .post-empty p {
            font-size: 15px;
            color: var(--text-muted);
            margin-bottom: 18px;
        }

        /* ===== CTA ===== */
        .cta {
            background: var(--dark-bg);
            color: #fff;
            position: relative;
            overflow: hidden;
        }
        .cta::before {
            content: '';
            position: absolute;
            top: -40%;
            right: -20%;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: rgba(13, 148, 136, .15);
            filter: blur(60px);
            pointer-events: none;
        }
        .cta .section-title {
            color: #fff;
        }
        .cta .section-sub {
            color: var(--text-light);
        }
        .cta-wrap {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 48px;
            align-items: center;
            margin-top: 48px;
            position: relative;
            z-index: 2;
        }
        .cta-points {
            list-style: none;
            padding: 0;
            margin-top: 24px;
        }
        .cta-points li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: var(--text-light);
            padding: 6px 0;
        }
        .cta-points li i {
            color: var(--accent);
            font-size: 14px;
        }
        .cta-form {
            background: #fff;
            border-radius: var(--radius);
            padding: 32px;
            box-shadow: var(--shadow-hover);
            max-width: 560px;
            width: 100%;
            margin-left: auto;
        }
        .cta-form .form-control {
            border-radius: var(--radius-sm);
            border: 2px solid #D1D5DB;
            padding: 12px 14px;
            font-size: 14px;
            transition: all .2s ease;
            background: #fff;
            color: var(--text-main);
        }
        .cta-form .form-control:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(13, 148, 136, .15);
            outline: none;
        }
        .cta-form .form-control::placeholder {
            color: #9CA3AF;
        }
        .cta-form textarea.form-control {
            resize: none;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-light);
            padding: 64px 0 24px;
        }
        .site-footer__brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-family: var(--font-heading);
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
        }
        .site-footer__brand .brand-mark {
            width: 32px;
            height: 32px;
            border-radius: 8px;
            background: rgba(255, 255, 255, .12);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--accent);
            font-size: 14px;
            font-weight: 800;
        }
        .site-footer__desc {
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 18px;
            color: #8AA39B;
        }
        .site-footer__social {
            display: flex;
            gap: 10px;
        }
        .site-footer__social a {
            width: 34px;
            height: 34px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-light);
            font-size: 14px;
            transition: all .2s ease;
        }
        .site-footer__social a:hover {
            background: var(--primary);
            color: #fff;
            transform: translateY(-2px);
        }
        .site-footer h5 {
            font-size: 15px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 18px;
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 8px;
        }
        .site-footer ul a {
            font-size: 14px;
            color: #8AA39B;
            transition: color .2s ease;
        }
        .site-footer ul a:hover {
            color: var(--accent);
        }
        .site-footer__contact li {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 14px;
            color: #8AA39B;
            margin-bottom: 10px;
        }
        .site-footer__contact i {
            width: 16px;
            color: var(--accent);
            font-size: 13px;
            text-align: center;
        }
        .site-footer__bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding-top: 20px;
            margin-top: 48px;
            text-align: center;
            font-size: 13px;
            color: #6B8A82;
        }
        .site-footer__bottom a {
            color: #6B8A82;
        }
        .site-footer__bottom a:hover {
            color: var(--accent);
        }

        /* ===== Float CTA ===== */
        .float-cta {
            position: fixed;
            right: 28px;
            bottom: 28px;
            width: 52px;
            height: 52px;
            border-radius: 50%;
            background: var(--accent);
            color: #1F2937;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            box-shadow: 0 8px 24px rgba(11, 31, 26, .35);
            z-index: 999;
            transition: all .3s ease;
        }
        .float-cta:hover {
            background: var(--accent-hover);
            color: #fff;
            transform: translateY(-3px) scale(1.04);
        }
        .float-cta--hidden {
            opacity: 0;
            pointer-events: none;
            transform: translateY(12px);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .section {
                padding: 56px 0;
            }
            .navbar-collapse {
                position: fixed;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                border-bottom: 1px solid var(--border);
                padding: 16px 24px 24px;
                box-shadow: 0 16px 32px rgba(0, 0, 0, .06);
            }
            .navbar-nav {
                gap: 4px;
            }
            .nav-actions .search-box {
                display: none;
            }
            .hero {
                min-height: auto;
                padding: 48px 0 64px;
            }
            .hero h1 {
                font-size: 34px;
            }
            .hero-visual {
                margin-top: 40px;
            }
            .hero-card-1 {
                left: 10px;
            }
            .hero-card-2 {
                right: 10px;
            }
            .demo-content {
                padding-left: 0;
                margin-top: 40px;
            }
            .faq-layout {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .faq-side {
                display: none;
            }
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .cta-wrap {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .cta-form {
                margin-left: 0;
            }
        }
        @media (max-width: 767px) {
            .section-title {
                font-size: 26px;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
            .demo-points {
                grid-template-columns: 1fr;
            }
            .proof-stats {
                grid-template-columns: 1fr 1fr;
                gap: 32px 20px;
            }
            .proof-stat__num {
                font-size: 34px;
            }
            .news-grid {
                grid-template-columns: 1fr;
            }
            .pricing-card.featured {
                order: -1;
            }
            .hero-badges {
                gap: 8px;
            }
            .hero-badge {
                font-size: 12px;
                padding: 4px 10px;
            }
            .hero-visual-2 {
                display: none;
            }
            .navbar-brand .brand-text {
                font-size: 18px;
            }
        }
        @media (max-width: 575px) {
            .container {
                padding-left: 18px;
                padding-right: 18px;
            }
            .hero {
                padding: 40px 0 56px;
            }
            .hero h1 {
                font-size: 30px;
            }
            .hero .hero-sub {
                font-size: 15px;
            }
            .hero-actions .btn {
                width: 100%;
            }
            .hero-badges {
                flex-wrap: wrap;
            }
            .proof-stats {
                grid-template-columns: 1fr;
            }
            .proof-quote blockquote {
                font-size: 15px;
                line-height: 1.7;
            }
            .cta-form {
                padding: 22px;
            }
            .float-cta {
                right: 16px;
                bottom: 16px;
                width: 44px;
                height: 44px;
                font-size: 16px;
            }
            .client-bar__inner {
                gap: 20px;
            }
            .client-bar__logos {
                gap: 14px;
                justify-content: center;
            }
            .client-bar__logos span {
                font-size: 13px;
            }
            .pricing-card {
                padding: 24px 20px;
            }
            .faq-accordion .accordion-button {
                font-size: 15px;
                padding: 16px 18px;
            }
            .faq-accordion .accordion-body {
                padding: 14px 18px;
            }
        }

/* roulang page: category1 */
:root {
            --primary: #0D9488;
            --primary-dark: #0F766E;
            --primary-deep: #115E59;
            --accent: #F59E0B;
            --accent-dark: #D97706;
            --dark-bg: #0B1F1A;
            --page-bg: #F8FAF9;
            --white: #FFFFFF;
            --text: #1F2937;
            --text-muted: #6B7280;
            --text-on-dark: #BFD4CE;
            --border: #E5E7EB;
            --border-light: #EDF2F0;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);
            --shadow-md: 0 4px 16px rgba(11, 31, 26, .06);
            --shadow-lg: 0 8px 30px rgba(11, 31, 26, .12);
            --radius: 16px;
            --radius-sm: 12px;
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --spacing-section: 88px;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: 90px;
        }

        body {
            margin: 0;
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
        }

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

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

        a:hover {
            color: var(--primary-dark);
            text-decoration: none;
        }

        .container {
            max-width: 1200px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1050;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }

        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }

        .navbar-brand {
            display: flex;
            align-items: center;
            gap: 10px;
            padding: 0;
            margin-right: 0;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: var(--primary);
            color: #fff;
            font-weight: 800;
            font-size: 15px;
            letter-spacing: .5px;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 20px;
            font-weight: 800;
            color: var(--text);
        }

        .navbar-nav {
            gap: 4px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            padding: 8px 16px !important;
            border-radius: 999px;
            transition: all .2s ease;
        }

        .nav-link:hover,
        .nav-link:focus {
            color: var(--primary);
            background: rgba(13, 148, 136, .08);
        }

        .nav-link.active {
            color: var(--primary);
            background: rgba(13, 148, 136, .1);
            font-weight: 600;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            background: #F3F4F6;
            border-radius: 999px;
            padding: 0 8px 0 14px;
            height: 40px;
            width: 200px;
            border: 1px solid transparent;
            transition: border-color .2s, box-shadow .2s;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(13, 148, 136, .1);
            background: #fff;
        }

        .search-box i {
            color: var(--text-muted);
            font-size: 14px;
            margin-right: 8px;
        }

        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            flex: 1;
            font-size: 14px;
            color: var(--text);
            width: 100%;
        }

        .search-box input::placeholder {
            color: #9CA3AF;
        }

        .cmd-k {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 2px 6px;
            font-size: 11px;
            color: var(--text-muted);
            white-space: nowrap;
            font-weight: 600;
        }

        .btn-accent {
            background: var(--accent);
            border: none;
            color: #1F2937;
            font-weight: 700;
            border-radius: 999px;
            padding: 10px 22px;
            font-size: 14px;
            transition: all .25s ease;
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .btn-accent:hover,
        .btn-accent:focus {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(245, 158, 11, .3);
        }

        .btn-empty {
            background: transparent;
            border: 1.5px solid var(--primary);
            color: var(--primary);
            font-weight: 600;
            border-radius: 999px;
            padding: 9px 22px;
            font-size: 14px;
            transition: all .25s ease;
        }

        .btn-empty:hover {
            background: rgba(13, 148, 136, .08);
            border-color: var(--primary-dark);
            color: var(--primary-dark);
        }

        .navbar-toggler {
            border: none;
            background: transparent;
            padding: 6px;
            display: flex;
            flex-direction: column;
            gap: 5px;
            width: 42px;
            height: 42px;
            justify-content: center;
            align-items: center;
        }

        .navbar-toggler span {
            display: block;
            width: 22px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: all .3s ease;
        }

        .navbar-toggler:hover span {
            background: var(--primary);
        }

        /* ===== Breadcrumb ===== */
        .breadcrumb-wrap {
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            padding: 14px 0;
        }

        .breadcrumb {
            margin: 0;
            padding: 0;
            background: transparent;
            font-size: 14px;
        }

        .breadcrumb-item a {
            color: var(--text-muted);
            transition: color .2s;
        }

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

        .breadcrumb-item.active {
            color: var(--text);
            font-weight: 500;
        }

        .breadcrumb-item+.breadcrumb-item::before {
            color: #9CA3AF;
            content: "/";
            padding: 0 6px;
        }

        /* ===== Category Head ===== */
        .category-head {
            background: var(--white);
            border-bottom: 1px solid var(--border-light);
            padding: 56px 0 48px;
        }

        .category-head__inner {
            text-align: center;
            max-width: 800px;
            margin: 0 auto;
        }

        .badge-custom {
            display: inline-block;
            background: rgba(13, 148, 136, .1);
            color: var(--primary-dark);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .category-head h1 {
            font-size: 38px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.2;
            margin-bottom: 16px;
        }

        .category-head .lead {
            font-size: 17px;
            color: var(--text-muted);
            line-height: 1.75;
            max-width: 680px;
            margin: 0 auto 32px;
        }

        /* ===== Anchor Nav ===== */
        .anchor-nav {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 10px;
            max-width: 700px;
            margin: 0 auto;
        }

        .anchor-nav__item {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: var(--page-bg);
            border: 1px solid var(--border);
            border-radius: 999px;
            padding: 8px 18px;
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: all .2s ease;
        }

        .anchor-nav__item:hover {
            border-color: var(--primary);
            color: var(--primary);
            background: rgba(13, 148, 136, .05);
            transform: translateY(-1px);
        }

        .anchor-index {
            font-weight: 700;
            color: var(--primary);
            font-size: 13px;
        }

        /* ===== Content Block ===== */
        .content-block {
            padding: 80px 0;
            border-bottom: 1px solid var(--border-light);
            background: var(--white);
        }

        .content-block:nth-child(even) {
            background: var(--page-bg);
        }

        .content-block__grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 60px;
            align-items: center;
        }

        .content-block__media {
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow-md);
            position: relative;
            background: var(--primary-deep);
        }

        .content-block__media img {
            width: 100%;
            height: 380px;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .content-block__media:hover img {
            transform: scale(1.02);
        }

        .content-block__media::after {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(11, 31, 26, .25));
            border-radius: var(--radius);
            pointer-events: none;
        }

        .content-block__body {
            padding: 0;
        }

        .section-tag {
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 1px;
            text-transform: uppercase;
            color: var(--primary);
            background: rgba(13, 148, 136, .08);
            padding: 5px 14px;
            border-radius: 999px;
            display: inline-block;
            margin-bottom: 16px;
        }

        .content-block__body h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            line-height: 1.25;
            margin-bottom: 18px;
        }

        .content-block__body p {
            font-size: 15px;
            color: var(--text-muted);
            line-height: 1.8;
            margin-bottom: 24px;
        }

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

        .feature-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            padding: 8px 0;
            font-size: 15px;
            color: var(--text);
            font-weight: 500;
        }

        .feature-list li i {
            color: var(--primary);
            font-size: 17px;
            margin-top: 3px;
            flex-shrink: 0;
        }

        /* ===== Content Block Reverse ===== */
        .content-block--reverse .content-block__grid {
            direction: rtl;
        }

        .content-block--reverse .content-block__grid>* {
            direction: ltr;
        }

        /* ===== Stats Band ===== */
        .stats-band {
            background: var(--dark-bg);
            padding: 64px 0;
            position: relative;
            overflow: hidden;
        }

        .stats-band::before {
            content: "";
            position: absolute;
            top: -60px;
            right: -60px;
            width: 240px;
            height: 240px;
            border-radius: 50%;
            background: rgba(13, 148, 136, .15);
        }

        .stats-band .container {
            position: relative;
            z-index: 1;
        }

        .stat-item {
            text-align: center;
            padding: 24px 16px;
        }

        .stat-number {
            display: block;
            font-size: 42px;
            font-weight: 800;
            color: var(--accent);
            line-height: 1.1;
            margin-bottom: 8px;
            font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
        }

        .stat-label {
            font-size: 15px;
            color: var(--text-on-dark);
            font-weight: 500;
        }

        /* ===== Process Section ===== */
        .process-section {
            padding: 88px 0;
            background: var(--page-bg);
        }

        .process-section .section-head {
            text-align: center;
            max-width: 640px;
            margin: 0 auto 48px;
        }

        .section-head .section-tag {
            margin-bottom: 12px;
        }

        .section-head h2 {
            font-size: 30px;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 12px;
        }

        .section-head p {
            font-size: 16px;
            color: var(--text-muted);
        }

        .process-steps {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }

        .process-step {
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: var(--radius);
            padding: 32px 24px;
            text-align: center;
            transition: all .3s ease;
            position: relative;
        }

        .process-step:hover {
            box-shadow: var(--shadow-lg);
            transform: translateY(-4px);
            border-color: rgba(13, 148, 136, .3);
        }

        .step-num {
            width: 48px;
            height: 48px;
            background: rgba(13, 148, 136, .1);
            color: var(--primary);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            font-weight: 800;
            margin: 0 auto 16px;
        }

        .process-step h3 {
            font-size: 17px;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 10px;
        }

        .process-step p {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.6;
            margin: 0;
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            background: var(--dark-bg);
            padding: 72px 0;
            position: relative;
            overflow: hidden;
        }

        .cta-banner::after {
            content: "";
            position: absolute;
            bottom: -80px;
            left: -80px;
            width: 260px;
            height: 260px;
            border-radius: 50%;
            background: rgba(13, 148, 136, .2);
        }

        .cta-banner__inner {
            position: relative;
            z-index: 1;
            text-align: center;
            max-width: 680px;
            margin: 0 auto;
        }

        .cta-banner__inner h2 {
            font-size: 32px;
            font-weight: 800;
            color: var(--white);
            margin-bottom: 14px;
        }

        .cta-banner__inner p {
            font-size: 16px;
            color: var(--text-on-dark);
            margin-bottom: 30px;
        }

        .cta-banner .btn-accent {
            font-size: 15px;
            padding: 12px 30px;
        }

        .cta-banner .btn-accent:hover {
            transform: translateY(-2px);
        }

        .cta-banner__contact {
            margin-top: 20px;
            font-size: 14px;
            color: var(--text-on-dark);
        }

        .cta-banner__contact a {
            color: var(--accent);
            font-weight: 600;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-on-dark);
            padding: 64px 0 24px;
        }

        .site-footer__brand {
            display: flex;
            align-items: center;
            gap: 10px;
            margin-bottom: 16px;
            font-size: 20px;
            font-weight: 800;
            color: var(--white);
        }

        .site-footer__desc {
            font-size: 14px;
            line-height: 1.7;
            color: var(--text-on-dark);
            margin-bottom: 20px;
            max-width: 320px;
        }

        .site-footer__social {
            display: flex;
            gap: 10px;
        }

        .site-footer__social a {
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--text-on-dark);
            font-size: 15px;
            transition: all .25s ease;
        }

        .site-footer__social a:hover {
            background: var(--primary);
            color: var(--white);
            transform: translateY(-2px);
        }

        .site-footer h5 {
            font-size: 15px;
            font-weight: 700;
            color: var(--white);
            margin-bottom: 18px;
            letter-spacing: .5px;
        }

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

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

        .site-footer ul a {
            color: var(--text-on-dark);
            font-size: 14px;
            transition: color .2s;
        }

        .site-footer ul a:hover {
            color: var(--accent);
        }

        .site-footer__contact li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-on-dark);
        }

        .site-footer__contact li i {
            width: 20px;
            color: var(--primary);
        }

        .site-footer__bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin-top: 48px;
            padding-top: 20px;
            text-align: center;
        }

        .site-footer__bottom p {
            font-size: 13px;
            color: rgba(191, 212, 206, .7);
            margin: 0;
        }

        .site-footer__bottom a {
            color: rgba(191, 212, 206, .7);
        }

        .site-footer__bottom a:hover {
            color: var(--accent);
        }

        /* ===== Responsive ===== */
        @media (max-width: 991px) {
            .navbar-nav {
                padding: 16px 0;
                gap: 4px;
            }

            .nav-link {
                padding: 10px 16px !important;
                border-radius: 10px;
            }

            .nav-actions {
                gap: 8px;
            }

            .search-box {
                width: 160px;
            }

            .content-block__grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }

            .content-block__media img {
                height: 300px;
            }

            .process-steps {
                grid-template-columns: 1fr 1fr;
            }

            .content-block--reverse .content-block__grid {
                direction: ltr;
            }

            .category-head {
                padding: 40px 0;
            }

            .category-head h1 {
                font-size: 30px;
            }
        }

        @media (max-width: 767px) {
            :root {
                --spacing-section: 56px;
            }

            .content-block {
                padding: 56px 0;
            }

            .content-block__media img {
                height: 240px;
            }

            .content-block__body h2 {
                font-size: 24px;
            }

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

            .process-steps {
                grid-template-columns: 1fr;
            }

            .stats-band {
                padding: 48px 0;
            }

            .stat-number {
                font-size: 34px;
            }

            .cta-banner {
                padding: 56px 0;
            }

            .cta-banner__inner h2 {
                font-size: 26px;
            }

            .anchor-nav {
                flex-wrap: nowrap;
                overflow-x: auto;
                justify-content: flex-start;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
            }

            .anchor-nav__item {
                flex-shrink: 0;
            }

            .category-head .lead {
                font-size: 15px;
            }

            .search-box {
                display: none;
            }
        }

        @media (max-width: 575px) {
            body {
                font-size: 15px;
            }

            .category-head h1 {
                font-size: 28px;
            }

            .category-head .lead {
                margin-bottom: 24px;
            }

            .content-block {
                padding: 48px 0;
            }

            .content-block__grid {
                gap: 24px;
            }

            .section-head h2 {
                font-size: 24px;
            }

            .stat-item {
                padding: 16px 8px;
            }

            .stat-number {
                font-size: 30px;
            }

            .stat-label {
                font-size: 13px;
            }

            .cta-banner__inner h2 {
                font-size: 24px;
            }

            .cta-banner__inner p {
                font-size: 14px;
            }

            .btn-accent {
                padding: 10px 20px;
                font-size: 14px;
            }

            .site-footer {
                padding-top: 48px;
            }
        }

        /* Focus accessibility */
        a:focus-visible,
        button:focus-visible,
        .btn:focus-visible,
        .nav-link:focus-visible {
            outline: 3px solid rgba(13, 148, 136, .4);
            outline-offset: 2px;
        }

        /* Utility */
        .text-primary-custom {
            color: var(--primary) !important;
        }

/* roulang page: category2 */
/* ==================== 设计变量 ==================== */
        :root {
            --primary: #0D9488;
            --primary-dark: #0F766E;
            --primary-deeper: #115E59;
            --accent: #F59E0B;
            --accent-hover: #D97706;
            --dark-bg: #0B1F1A;
            --dark-text: #BFD4CE;
            --light-bg: #F8FAF9;
            --white: #FFFFFF;
            --text: #1F2937;
            --text-muted: #6B7280;
            --border: #E5E7EB;
            --border-light: #EDF2F0;
            --radius-card: 16px;
            --radius-btn: 50rem;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);
            --shadow-card: 0 4px 16px rgba(11, 31, 26, .06);
            --shadow-card-hover: 0 8px 30px rgba(11, 31, 26, .12);
            --shadow-cta: 0 8px 24px rgba(11, 31, 26, .35);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --transition: all .25s ease;
        }

        /* ==================== Reset & Base ==================== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            margin: 0;
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text);
            background: var(--light-bg);
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        h1,
        h2,
        h3,
        h4,
        h5,
        h6 {
            font-weight: 700;
            line-height: 1.25;
            margin: 0 0 16px;
            color: var(--text);
        }
        p {
            margin: 0 0 16px;
        }
        .container {
            max-width: 1200px;
        }

        /* ==================== 通用组件 ==================== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            padding: 12px 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            line-height: 1.2;
            border: 2px solid transparent;
            transition: var(--transition);
            white-space: nowrap;
            cursor: pointer;
        }
        .btn-accent {
            background: var(--accent);
            color: #1F2937 !important;
            border-color: var(--accent);
        }
        .btn-accent:hover {
            background: var(--accent-hover);
            border-color: var(--accent-hover);
            color: #1F2937 !important;
            transform: translateY(-2px);
            box-shadow: 0 4px 14px rgba(245, 158, 11, .3);
            text-decoration: none;
        }
        .btn-outline-light {
            background: transparent;
            color: #fff !important;
            border-color: rgba(255, 255, 255, .7);
        }
        .btn-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .btn-outline-primary {
            background: transparent;
            color: var(--primary) !important;
            border-color: var(--primary);
        }
        .btn-outline-primary:hover {
            background: var(--primary);
            color: #fff !important;
            transform: translateY(-2px);
            text-decoration: none;
        }
        .btn:focus,
        .btn-outline-light:focus,
        .btn-outline-primary:focus {
            outline: 3px solid rgba(13, 148, 136, .25);
            outline-offset: 2px;
        }
        .badge-custom {
            display: inline-block;
            padding: 5px 14px;
            border-radius: 50rem;
            font-size: 13px;
            font-weight: 600;
            line-height: 1.4;
            background: rgba(13, 148, 136, .1);
            color: var(--primary-dark);
        }

        /* ==================== 导航栏 ==================== */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1030;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }
        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }
        .navbar-brand {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: var(--text) !important;
            letter-spacing: .5px;
        }
        .navbar-brand:hover {
            text-decoration: none;
            color: var(--text) !important;
        }
        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 10px;
            background: linear-gradient(135deg, var(--primary-deeper), var(--primary));
            color: #fff;
            font-size: 14px;
            font-weight: 800;
            letter-spacing: 1px;
        }
        .brand-text {
            white-space: nowrap;
        }
        .navbar-nav {
            gap: 4px;
        }
        .navbar-nav .nav-link {
            padding: 8px 16px;
            border-radius: 50rem;
            font-size: 15px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover,
        .navbar-nav .nav-link:focus {
            color: var(--primary);
            background: rgba(13, 148, 136, .08);
            text-decoration: none;
        }
        .navbar-nav .nav-link.active {
            color: var(--primary-dark);
            background: rgba(13, 148, 136, .12);
            font-weight: 600;
        }
        .nav-actions {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .search-box {
            display: flex;
            align-items: center;
            gap: 8px;
            width: 180px;
            padding: 7px 12px;
            border-radius: 50rem;
            background: #F3F4F6;
            border: 1px solid transparent;
            transition: var(--transition);
        }
        .search-box:focus-within {
            border-color: var(--primary);
            background: #fff;
            box-shadow: 0 0 0 3px rgba(13, 148, 136, .12);
        }
        .search-box i {
            font-size: 13px;
            color: var(--text-muted);
        }
        .search-box input {
            flex: 1;
            border: none;
            background: transparent;
            outline: none;
            font-size: 14px;
            color: var(--text);
            min-width: 0;
        }
        .search-box input::placeholder {
            color: #9CA3AF;
        }
        .cmd-k {
            font-size: 12px;
            font-weight: 600;
            color: var(--text-muted);
            background: #fff;
            border: 1px solid var(--border);
            border-radius: 6px;
            padding: 1px 5px;
            line-height: 1.4;
            white-space: nowrap;
        }
        .navbar-toggler {
            border: none;
            background: transparent;
            width: 40px;
            height: 40px;
            display: inline-flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 5px;
            padding: 0;
            border-radius: 8px;
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(13, 148, 136, .15);
            outline: none;
        }
        .navbar-toggler span {
            display: block;
            width: 20px;
            height: 2px;
            background: var(--text);
            border-radius: 2px;
            transition: var(--transition);
        }
        .navbar-toggler:hover span {
            background: var(--primary);
        }

        /* ==================== 页面头部 ==================== */
        .page-header {
            position: relative;
            padding: 76px 0 56px;
            color: #fff;
            background: linear-gradient(135deg, rgba(11, 31, 26, .95) 0%, rgba(13, 148, 136, .88) 100%), url('/assets/images/backpic/back-1.webp') center / cover no-repeat;
            border-bottom: 4px solid var(--accent);
        }
        .page-header .breadcrumb-wrap {
            margin-bottom: 32px;
        }
        .page-header .breadcrumb {
            display: inline-flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, .1);
            border-radius: 50rem;
            backdrop-filter: blur(4px);
            font-size: 14px;
            margin-bottom: 0;
        }
        .page-header .breadcrumb a {
            color: rgba(255, 255, 255, .8);
        }
        .page-header .breadcrumb a:hover {
            color: #fff;
            text-decoration: none;
        }
        .page-header .breadcrumb span {
            color: #fff;
            font-weight: 500;
        }
        .page-header h1 {
            font-size: 42px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: 1px;
        }
        .page-header .lead {
            font-size: 17px;
            line-height: 1.8;
            color: var(--dark-text);
            max-width: 780px;
            margin-bottom: 28px;
        }
        .page-header .anchor-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 10px;
        }
        .page-header .anchor-nav a {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 50rem;
            background: rgba(255, 255, 255, .12);
            color: rgba(255, 255, 255, .9);
            font-size: 14px;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, .2);
            transition: var(--transition);
        }
        .page-header .anchor-nav a:hover {
            background: rgba(255, 255, 255, .22);
            color: #fff;
            text-decoration: none;
            transform: translateY(-1px);
        }
        .page-header .anchor-nav a i {
            font-size: 12px;
        }

        /* ==================== 章节通用 ==================== */
        .case-section {
            padding: 88px 0;
        }
        .case-section:nth-of-type(odd) {
            background: var(--white);
        }
        .case-section:nth-of-type(even) {
            background: var(--light-bg);
        }
        .section-label {
            display: inline-block;
            font-size: 13px;
            font-weight: 700;
            letter-spacing: 2px;
            text-transform: uppercase;
            color: var(--primary);
            margin-bottom: 8px;
        }
        .case-section h2 {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
            color: var(--text);
        }
        .case-section .section-desc {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-muted);
            margin-bottom: 28px;
        }
        .section-media {
            position: relative;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
        }
        .section-media img {
            width: 100%;
            height: 400px;
            object-fit: cover;
            transition: transform .6s ease;
        }
        .section-media:hover img {
            transform: scale(1.03);
        }
        .media-badge {
            position: absolute;
            bottom: 16px;
            left: 16px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 8px 16px;
            background: rgba(11, 31, 26, .85);
            backdrop-filter: blur(6px);
            border-radius: 50rem;
            color: #fff;
            font-size: 13px;
            font-weight: 500;
            border: 1px solid rgba(255, 255, 255, .2);
        }

        /* ==================== 重点案例 ==================== */
        .case-mini-list {
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .case-mini {
            display: flex;
            gap: 16px;
            padding: 20px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 14px;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .case-mini:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-2px);
        }
        .case-num {
            flex-shrink: 0;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 12px;
            background: rgba(13, 148, 136, .1);
            color: var(--primary);
            font-size: 16px;
            font-weight: 800;
        }
        .case-mini h4 {
            font-size: 17px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .case-mini p {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 0;
            line-height: 1.6;
        }
        .case-mini strong {
            color: var(--primary-dark);
            font-weight: 700;
        }

        /* ==================== 行业覆盖 ==================== */
        .industry-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 28px;
        }
        .industry-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 10px 18px;
            border-radius: 50rem;
            background: var(--white);
            border: 1px solid var(--border);
            font-size: 14px;
            font-weight: 500;
            color: var(--text);
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .industry-tag i {
            color: var(--primary);
            font-size: 13px;
        }
        .industry-tag:hover {
            border-color: var(--primary);
            color: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: var(--shadow-card);
            text-decoration: none;
        }
        .industry-note {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 18px 20px;
            border-left: 3px solid var(--primary);
            background: rgba(13, 148, 136, .05);
            border-radius: 0 12px 12px 0;
            font-size: 15px;
            line-height: 1.7;
            color: var(--text);
        }
        .industry-note i {
            color: var(--primary);
            margin-top: 4px;
        }

        /* ==================== 实施流程 ==================== */
        .process-steps {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 14px;
            margin-bottom: 24px;
        }
        .process-step {
            position: relative;
            padding: 20px 14px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 14px;
            text-align: center;
            transition: var(--transition);
            box-shadow: var(--shadow-sm);
        }
        .process-step:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow-card-hover);
            transform: translateY(-4px);
        }
        .process-step .step-num {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 36px;
            height: 36px;
            border-radius: 50%;
            background: rgba(13, 148, 136, .1);
            color: var(--primary);
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 12px;
        }
        .process-step h5 {
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 6px;
        }
        .process-step p {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.55;
            margin-bottom: 0;
        }
        .process-meta {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            padding: 16px 20px;
            background: rgba(245, 158, 11, .08);
            border: 1px solid rgba(245, 158, 11, .2);
            border-radius: 12px;
            font-size: 14px;
            color: var(--text);
        }
        .process-meta span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }
        .process-meta i {
            color: var(--accent-hover);
        }

        /* ==================== 客户评价 ==================== */
        .testimonial-list {
            display: flex;
            flex-direction: column;
            gap: 20px;
        }
        .testimonial-item {
            position: relative;
            padding: 24px 24px 24px 28px;
            background: var(--white);
            border: 1px solid var(--border);
            border-radius: 14px;
            border-left: 4px solid var(--primary);
            box-shadow: var(--shadow-sm);
            transition: var(--transition);
        }
        .testimonial-item:hover {
            box-shadow: var(--shadow-card-hover);
        }
        .testimonial-item i.quote-icon {
            position: absolute;
            top: 20px;
            right: 20px;
            font-size: 28px;
            color: rgba(13, 148, 136, .15);
        }
        .testimonial-item blockquote {
            margin: 0 0 12px;
            font-size: 15px;
            line-height: 1.8;
            color: var(--text);
        }
        .testimonial-item footer {
            font-size: 13px;
            color: var(--text-muted);
        }
        .testimonial-item footer strong {
            color: var(--primary-dark);
        }

        /* ==================== 页面 CTA ==================== */
        .page-cta {
            padding: 84px 0;
            background: linear-gradient(135deg, var(--dark-bg) 0%, #123B33 100%), url('/assets/images/backpic/back-2.webp') center / cover no-repeat;
            position: relative;
            text-align: center;
            color: #fff;
        }
        .page-cta h2 {
            font-size: 32px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 12px;
        }
        .page-cta p {
            font-size: 16px;
            color: var(--dark-text);
            margin-bottom: 28px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        .page-cta .btn-group-custom {
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 14px;
        }

        /* ==================== 页脚 ==================== */
        .site-footer {
            background: var(--dark-bg);
            color: var(--dark-text);
            padding: 64px 0 24px;
        }
        .site-footer h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
        }
        .site-footer a {
            color: var(--dark-text);
        }
        .site-footer a:hover {
            color: #fff;
            text-decoration: none;
        }
        .site-footer__brand {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }
        .site-footer__desc {
            font-size: 14px;
            line-height: 1.75;
            margin-bottom: 20px;
            color: rgba(191, 212, 206, .85);
        }
        .site-footer__social {
            display: flex;
            gap: 10px;
        }
        .site-footer__social a {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            color: var(--dark-text);
            font-size: 15px;
            transition: var(--transition);
        }
        .site-footer__social a:hover {
            background: var(--accent);
            color: #1F2937;
            transform: translateY(-2px);
        }
        .site-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .site-footer ul li {
            margin-bottom: 10px;
            font-size: 14px;
        }
        .site-footer ul li a {
            display: inline-block;
            padding: 2px 0;
        }
        .site-footer__contact li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
        }
        .site-footer__contact i {
            color: var(--accent);
            margin-top: 5px;
        }
        .site-footer__bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            margin-top: 40px;
            padding-top: 24px;
            display: flex;
            justify-content: center;
            font-size: 13px;
            color: rgba(191, 212, 206, .6);
        }
        .site-footer__bottom a {
            color: rgba(191, 212, 206, .8);
        }
        .site-footer__bottom a:hover {
            color: #fff;
        }

        /* ==================== 响应式 ==================== */
        @media (max-width: 991px) {
            .page-header {
                padding: 56px 0 40px;
            }
            .page-header h1 {
                font-size: 34px;
            }
            .page-header .lead {
                font-size: 15px;
            }
            .case-section {
                padding: 64px 0;
            }
            .case-section h2 {
                font-size: 28px;
            }
            .section-desc {
                font-size: 15px;
            }
            .process-steps {
                grid-template-columns: repeat(2, 1fr);
            }
            .process-step {
                padding: 18px 12px;
            }
            .search-box input,
            .search-box .cmd-k {
                display: none;
            }
            .search-box {
                width: 40px;
                justify-content: center;
                padding: 7px;
            }
            .nav-actions .btn-accent {
                display: inline-flex !important;
                padding: 8px 14px;
                font-size: 13px;
            }
        }
        @media (max-width: 767px) {
            .page-header h1 {
                font-size: 28px;
            }
            .page-header .anchor-nav {
                gap: 8px;
            }
            .page-header .anchor-nav a {
                padding: 6px 14px;
                font-size: 13px;
            }
            .case-section {
                padding: 48px 0;
            }
            .case-section h2 {
                font-size: 24px;
            }
            .section-media img {
                height: 260px;
            }
            .case-mini {
                padding: 16px;
            }
            .process-steps {
                grid-template-columns: 1fr;
            }
            .process-step {
                display: flex;
                align-items: center;
                gap: 14px;
                text-align: left;
                padding: 14px 16px;
            }
            .process-step .step-num {
                margin-bottom: 0;
                flex-shrink: 0;
            }
            .process-step h5 {
                margin-bottom: 4px;
            }
            .page-cta {
                padding: 56px 0;
            }
            .page-cta h2 {
                font-size: 26px;
            }
            .page-cta .btn {
                width: 100%;
            }
            .site-footer {
                padding: 48px 0 16px;
            }
        }
        @media (max-width: 575px) {
            .container {
                padding-left: 20px;
                padding-right: 20px;
            }
            .navbar-brand .brand-text {
                font-size: 18px;
            }
            .nav-actions .btn-accent {
                display: none !important;
            }
            .search-box {
                width: 36px;
                height: 36px;
            }
            .brand-mark {
                width: 34px;
                height: 34px;
                font-size: 13px;
            }
            .page-header {
                padding: 44px 0 36px;
            }
            .page-header h1 {
                font-size: 25px;
            }
            .page-header .lead {
                font-size: 14px;
            }
            .case-mini h4 {
                font-size: 15px;
            }
            .case-mini p {
                font-size: 13px;
            }
            .industry-tag {
                padding: 8px 14px;
                font-size: 13px;
            }
            .testimonial-item {
                padding: 18px 18px 18px 22px;
            }
        }
        @media (min-width: 992px) {
            .navbar-nav .nav-link {
                margin: 0 2px;
            }
        }

/* roulang page: article */
:root {
    --primary: #0D9488;
    --primary-dark: #0F766E;
    --primary-deeper: #115E59;
    --accent: #F59E0B;
    --accent-dark: #D97706;
    --dark-bg: #0B1F1A;
    --light-bg: #F8FAF9;
    --white: #FFFFFF;
    --text-primary: #1F2937;
    --text-secondary: #6B7280;
    --text-muted: #9CA3AF;
    --dark-text: #BFD4CE;
    --border: #E5E7EB;
    --border-light: #EDF2F0;
    --radius: 16px;
    --radius-sm: 10px;
    --radius-full: 999px;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);
    --shadow-md: 0 4px 16px rgba(11, 31, 26, .06);
    --shadow-lg: 0 8px 30px rgba(11, 31, 26, .12);
    --font-family: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
    --spacing-section: 88px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-family);
    background-color: var(--light-bg);
    color: var(--text-primary);
    line-height: 1.75;
    margin: 0;
    padding: 0;
    -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }
a { color: var(--primary); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--primary-dark); }
button, input, textarea { font-family: inherit; }
h1, h2, h3, h4, h5, h6 { color: var(--text-primary); line-height: 1.35; margin: 0 0 .5em; }

.container { max-width: 1200px; }

/* ===== 按钮 ===== */
.btn {
    border-radius: var(--radius-full);
    font-weight: 600;
    padding: 10px 24px;
    font-size: 15px;
    transition: all .25s ease;
    border: 2px solid transparent;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    cursor: pointer;
    line-height: 1.5;
}
.btn:focus, .btn:active, .btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 4px rgba(13, 148, 136, .16);
}
.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}
.btn-primary:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 16px rgba(13, 148, 136, .22);
}
.btn-accent {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}
.btn-accent:hover {
    background: var(--accent-dark);
    border-color: var(--accent-dark);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(245, 158, 11, .28);
}
.btn-outline {
    background: transparent;
    border-color: var(--primary);
    color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 18px rgba(13, 148, 136, .18);
}
.btn-outline-light {
    background: transparent;
    border-color: rgba(255, 255, 255, .55);
    color: #fff;
}
.btn-outline-light:hover {
    background: rgba(255, 255, 255, .12);
    border-color: #fff;
    color: #fff;
    transform: translateY(-2px);
}
.btn-sm {
    padding: 7px 18px;
    font-size: 14px;
}

/* ===== 导航栏 ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: rgba(255, 255, 255, .92);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
}
.site-header .navbar {
    min-height: 72px;
    padding: 0;
    position: relative;
}
.navbar-brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 21px;
    font-weight: 800;
    color: var(--text-primary);
    padding: 0;
}
.navbar-brand:hover { color: var(--text-primary); }
.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 38px;
    height: 38px;
    background: var(--primary);
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    border-radius: 10px;
    letter-spacing: .02em;
    flex-shrink: 0;
}
.brand-text {
    color: var(--text-primary);
    white-space: nowrap;
}
.navbar-nav .nav-item { display: flex; align-items: center; }
.site-header .nav-link {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    padding: 8px 16px;
    border-radius: var(--radius-full);
    transition: all .22s ease;
}
.site-header .nav-link:hover,
.site-header .nav-link:focus {
    background: rgba(13, 148, 136, .08);
    color: var(--primary);
}
.site-header .nav-link.active {
    background: rgba(13, 148, 136, .12);
    color: var(--primary-dark);
}
.nav-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}
.search-box {
    display: flex;
    align-items: center;
    background: #F3F4F6;
    border-radius: var(--radius-full);
    padding: 8px 14px;
    width: 180px;
    border: 1px solid transparent;
    transition: border-color .2s ease, box-shadow .2s ease;
}
.search-box:focus-within {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(13, 148, 136, .12);
}
.search-box i {
    color: var(--text-secondary);
    font-size: 14px;
    flex-shrink: 0;
}
.search-box input {
    border: none;
    background: transparent;
    outline: none;
    font-size: 14px;
    width: 100%;
    min-width: 0;
    margin-left: 8px;
    color: var(--text-primary);
}
.search-box input::placeholder { color: var(--text-muted); }
.cmd-k {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 0 6px;
    font-size: 11px;
    font-weight: 700;
    color: var(--text-secondary);
    line-height: 18px;
    white-space: nowrap;
    flex-shrink: 0;
}
.navbar-toggler {
    border: none;
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px 10px;
    background: transparent;
    width: auto;
    height: auto;
    border-radius: var(--radius-sm);
}
.navbar-toggler:hover { background: rgba(13, 148, 136, .06); }
.navbar-toggler:active,
.navbar-toggler:focus { box-shadow: none; outline: none; }
.navbar-toggler span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: all .2s ease;
}
.nav-collapse-search { display: none; }

/* ===== 文章头部 ===== */
.article-hero {
    background-color: var(--dark-bg);
    padding: 56px 0 48px;
    position: relative;
    overflow: hidden;
}
.article-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url('/assets/images/backpic/back-1.webp');
    background-size: cover;
    background-position: center;
    opacity: .18;
}
.article-hero::after {
    content: '';
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 42%;
    background: linear-gradient(90deg, transparent, rgba(13, 148, 136, .12));
    pointer-events: none;
}
.article-hero .container {
    position: relative;
    z-index: 2;
}
.breadcrumb-wrap {
    margin-bottom: 18px;
    font-size: 14px;
}
.breadcrumb {
    background: transparent;
    padding: 0;
    margin: 0;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.breadcrumb-item { display: inline-flex; align-items: center; gap: 4px; color: rgba(255, 255, 255, .85); font-size: 14px; }
.breadcrumb-item + .breadcrumb-item::before {
    content: "/";
    color: rgba(255, 255, 255, .5);
    padding: 0 3px 0 0;
}
.breadcrumb-item a {
    color: rgba(255, 255, 255, .8);
    text-decoration: none;
    transition: color .2s;
}
.breadcrumb-item a:hover { color: #fff; }
.breadcrumb-item.active { color: rgba(255, 255, 255, .65); display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; overflow: hidden; max-width: 340px; }
.article-title {
    font-size: 38px;
    font-weight: 800;
    line-height: 1.28;
    color: #fff;
    margin: 0 0 20px;
    max-width: 900px;
    letter-spacing: -0.01em;
}
.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 22px;
    font-size: 14px;
    color: var(--dark-text);
}
.article-meta__item {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: var(--dark-text);
}
.article-meta__item i { color: rgba(255, 255, 255, .55); font-size: 15px; }
.article-meta__item:last-child { margin-right: 0; }
.article-meta__badge {
    display: inline-flex;
    align-items: center;
    background: rgba(245, 158, 11, .16);
    color: var(--accent);
    font-size: 13px;
    font-weight: 600;
    padding: 3px 14px;
    border-radius: var(--radius-full);
    border: 1px solid rgba(245, 158, 11, .35);
    line-height: 1.5;
}

/* ===== 文章主体 ===== */
.article-section {
    padding: 64px 0 var(--spacing-section);
    background: var(--light-bg);
}
.article-sidebar {
    position: sticky;
    top: 98px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    width: 260px;
    margin-left: auto;
}
.article-toc {
    background: #fff;
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    padding: 22px;
}
.article-toc h4 {
    font-size: 15px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
}
.article-toc h4 i { color: var(--primary); font-size: 14px; }
.article-toc ul {
    list-style: none;
    margin: 0;
    padding: 0;
    font-size: 14px;
}
.article-toc .toc-item a {
    display: block;
    padding: 7px 0 7px 14px;
    color: var(--text-secondary);
    border-left: 2px solid var(--border);
    transition: all .2s ease;
    line-height: 1.5;
}
.article-toc .toc-item a:hover {
    color: var(--primary);
    border-left-color: var(--primary);
    padding-left: 18px;
}
.article-toc .toc-item--h2 > a { font-weight: 600; color: var(--text-primary); }
.article-toc .toc-item--h3 > a { padding-left: 26px; font-size: 13px; }
.contact-sidebar {
    background: var(--dark-bg);
    color: #fff;
    border-radius: var(--radius);
    padding: 26px;
}
.contact-sidebar__avatar {
    width: 48px;
    height: 48px;
    background: var(--accent);
    color: #fff;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 16px;
    margin-bottom: 16px;
}
.contact-sidebar h4 {
    font-size: 17px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}
.contact-sidebar p {
    font-size: 14px;
    color: var(--dark-text);
    line-height: 1.65;
    margin-bottom: 18px;
}
.contact-sidebar .btn {
    width: 100%;
    font-size: 14px;
}
.article-main {
    background: #fff;
    border-radius: 20px;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border-light);
    padding: 40px;
}
.article-cover {
    margin: 0 0 28px;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    aspect-ratio: 16 / 8.5;
    background: #EDF2F0;
}
.article-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}
.article-cover figcaption {
    position: absolute;
    right: 12px;
    bottom: 12px;
    background: rgba(11, 31, 26, .7);
    color: rgba(255, 255, 255, .85);
    font-size: 12px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    backdrop-filter: blur(3px);
}

/* ===== 正文排版 ===== */
.article-body {
    font-size: 16px;
    line-height: 1.85;
    color: var(--text-secondary);
}
.article-body > *:last-child { margin-bottom: 0; }
.article-body h2,
.article-body h3 {
    scroll-margin-top: 100px;
    color: var(--text-primary);
    font-weight: 800;
    letter-spacing: -0.01em;
}
.article-body h2 {
    font-size: 26px;
    margin-top: 44px;
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-light);
}
.article-body h3 {
    font-size: 20px;
    margin-top: 34px;
    margin-bottom: 12px;
    font-weight: 700;
}
.article-body p {
    font-size: 16px;
    line-height: 1.85;
    color: var(--text-secondary);
    margin-bottom: 18px;
}
.article-body a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: color .2s;
}
.article-body a:hover { color: var(--primary-dark); }
.article-body ul,
.article-body ol {
    padding-left: 26px;
    margin-bottom: 20px;
}
.article-body li { margin-bottom: 8px; }
.article-body img {
    border-radius: 12px;
    max-width: 100%;
    height: auto;
    margin: 20px 0;
    box-shadow: var(--shadow-sm);
}
.article-body blockquote {
    border-left: 4px solid var(--primary);
    background: #F0FDFA;
    padding: 18px 22px;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    margin: 24px 0;
    color: var(--text-secondary);
    font-style: normal;
}
.article-body blockquote p { margin-bottom: 6px; }
.article-body blockquote p:last-child { margin-bottom: 0; }
.article-body blockquote footer {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 6px;
}
.article-body table {
    display: block;
    width: 100%;
    overflow-x: auto;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
    border-spacing: 0;
}
.article-body th,
.article-body td {
    padding: 11px 14px;
    border: 1px solid var(--border);
    text-align: left;
    white-space: nowrap;
}
.article-body th {
    background: #F3F4F6;
    font-weight: 700;
    color: var(--text-primary);
}
.article-body pre,
.article-body code {
    font-family: "SF Mono", "Cascadia Code", Consolas, Menlo, monospace;
    font-size: 14px;
    background: #F3F4F6;
    border-radius: 6px;
}
.article-body code {
    padding: 2px 6px;
}
.article-body pre {
    padding: 16px 18px;
    overflow-x: auto;
    margin: 20px 0;
    line-height: 1.6;
}
.article-body pre code { background: transparent; padding: 0; }

/* ===== 文章标签 ===== */
.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 36px;
    padding-top: 24px;
    border-top: 1px solid var(--border-light);
}
.tag-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-right: 2px;
}
.tag {
    display: inline-block;
    background: #F0FDFA;
    color: var(--primary-deeper);
    border: 1px solid rgba(13, 148, 136, .18);
    border-radius: var(--radius-full);
    padding: 4px 14px;
    font-size: 13px;
    font-weight: 600;
    transition: all .2s ease;
}
.tag:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: #fff;
}

/* ===== 上一篇 / 下一篇 ===== */
.article-pager {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin-top: 32px;
    padding-top: 26px;
    border-top: 1px solid var(--border-light);
}
.pager-link {
    display: flex;
    flex-direction: column;
    background: var(--light-bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 16px 18px;
    transition: all .25s ease;
    color: var(--text-primary);
    min-height: 88px;
}
.pager-link:hover,
.pager-link:focus {
    border-color: var(--primary);
    box-shadow: var(--shadow-md);
    color: var(--primary);
    transform: translateY(-2px);
    text-decoration: none;
}
.pager-link.next { text-align: right; }
.pager-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-muted);
    margin-bottom: 6px;
}
.pager-title {
    font-size: 15px;
    font-weight: 700;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}
.article-back {
    margin-top: 28px;
    text-align: center;
}

/* ===== 未找到文章 ===== */
.not-found {
    padding: 48px 0;
    text-align: center;
    color: var(--text-secondary);
}
.not-found__icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    background: #F0FDFA;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 30px;
    color: var(--primary);
    margin-bottom: 20px;
}
.not-found h2 {
    font-size: 24px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 10px;
}
.not-found p {
    font-size: 16px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* ===== 相关推荐 ===== */
.related-posts {
    padding: 0 0 var(--spacing-section);
    background: var(--light-bg);
}
.section-header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 44px;
}
.section-header__eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    letter-spacing: .06em;
    text-transform: uppercase;
    color: var(--primary);
    background: rgba(13, 148, 136, .08);
    padding: 4px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 10px;
}
.section-header h2 {
    font-size: 32px;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 10px;
}
.section-header p {
    font-size: 16px;
    color: var(--text-secondary);
}
.post-card {
    display: flex;
    flex-direction: column;
    background: #fff;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-light);
    transition: all .3s ease;
    height: 100%;
}
.post-card:hover,
.post-card:focus-within {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: rgba(13, 148, 136, .25);
}
.post-card__cover {
    display: block;
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #EDF2F0;
}
.post-card__cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .45s ease;
}
.post-card:hover .post-card__cover img { transform: scale(1.04); }
.post-card__badge {
    position: absolute;
    top: 14px;
    left: 14px;
    background: rgba(18, 94, 89, .9);
    color: #fff;
    font-size: 12px;
    font-weight: 600;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
    z-index: 1;
}
.post-card__body {
    padding: 20px 22px 22px;
    display: flex;
    flex-direction: column;
    flex: 1;
}
.post-card__body h3 {
    font-size: 17px;
    font-weight: 700;
    line-height: 1.45;
    margin-bottom: 8px;
}
.post-card__body h3 a {
    color: var(--text-primary);
    text-decoration: none;
    transition: color .2s;
}
.post-card__body h3 a:hover,
.post-card__body h3 a:focus {
    color: var(--primary);
}
.post-card__body p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 14px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    flex: 1;
}
.post-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: 1px solid var(--border-light);
    padding-top: 14px;
    font-size: 13px;
    color: var(--text-muted);
}
.post-card__footer a {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    color: var(--primary);
    font-weight: 600;
    text-decoration: none;
    font-size: 13px;
}
.post-card__footer a:hover { color: var(--primary-dark); }

/* ===== CTA 横幅 ===== */
.cta-banner {
    background: var(--dark-bg);
    color: #fff;
    padding: 64px 0;
    position: relative;
    overflow: hidden;
}
.cta-banner::after {
    content: '';
    position: absolute;
    right: -60px;
    top: -30px;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 148, 136, .22), transparent 70%);
    pointer-events: none;
}
.cta-banner .container { position: relative; z-index: 2; }
.cta-banner__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}
.cta-banner__text h2 {
    font-size: 30px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 10px;
}
.cta-banner__text p {
    font-size: 16px;
    color: var(--dark-text);
    margin: 0;
}
.cta-banner__actions {
    display: flex;
    gap: 14px;
    flex-shrink: 0;
}
.cta-banner__actions .btn { font-size: 16px; padding: 12px 28px; }

/* ===== 页脚 ===== */
.site-footer {
    background: var(--dark-bg);
    color: var(--dark-text);
    padding: 64px 0 0;
}
.site-footer__brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 20px;
    font-weight: 800;
    color: #fff;
    margin-bottom: 16px;
}
.site-footer__desc {
    font-size: 14px;
    line-height: 1.8;
    color: #8FA9A1;
    margin-bottom: 20px;
    max-width: 360px;
}
.site-footer__social {
    display: flex;
    gap: 10px;
}
.site-footer__social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, .08);
    color: var(--dark-text);
    font-size: 15px;
    transition: all .25s ease;
}
.site-footer__social a:hover {
    background: var(--primary);
    color: #fff;
    transform: translateY(-2px);
}
.site-footer h5 {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
}
.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
}
.site-footer ul li {
    margin-bottom: 11px;
}
.site-footer ul a {
    color: #8FA9A1;
    font-size: 14px;
    text-decoration: none;
    transition: color .2s ease;
}
.site-footer ul a:hover,
.site-footer ul a:focus {
    color: var(--accent);
}
.site-footer__contact li {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #8FA9A1;
    font-size: 14px;
    margin-bottom: 12px;
}
.site-footer__contact i {
    color: var(--primary);
    width: 18px;
    text-align: center;
    flex-shrink: 0;
}
.site-footer__bottom {
    border-top: 1px solid rgba(255, 255, 255, .08);
    margin-top: 48px;
    padding: 20px 0;
    text-align: center;
}
.site-footer__bottom p {
    margin: 0;
    font-size: 13px;
    color: #6B8A82;
}
.site-footer__bottom a {
    color: #8FA9A1;
    text-decoration: none;
    transition: color .2s;
}
.site-footer__bottom a:hover { color: var(--accent); }

/* ===== 浮动 CTA ===== */
.floating-cta {
    position: fixed;
    right: 24px;
    bottom: 24px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(11, 31, 26, .35);
    z-index: 1040;
    font-size: 19px;
    opacity: 1;
    visibility: visible;
    transition: opacity .35s ease, transform .35s ease, background .25s ease, visibility .35s;
}
.floating-cta:hover,
.floating-cta:focus {
    background: var(--primary-dark);
    color: #fff;
    transform: translateY(-3px);
}
.floating-cta.is-hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

/* ===== 响应式 ===== */
@media (max-width: 1199.98px) {
    .article-sidebar {
        width: 240px;
    }
    .article-main {
        padding: 32px;
    }
}

@media (max-width: 991.98px) {
    .site-header .navbar-collapse {
        background: #fff;
        border: 1px solid var(--border);
        border-radius: var(--radius);
        box-shadow: var(--shadow-lg);
        padding: 16px;
        margin-top: 8px;
        max-height: calc(100vh - 80px);
        overflow-y: auto;
    }
    .site-header .nav-link {
        padding: 10px 14px;
        border-radius: var(--radius-sm);
    }
    .navbar-nav .nav-item { display: block; }
    .nav-collapse-search {
        display: block;
        margin-top: 14px;
        padding-top: 14px;
        border-top: 1px solid var(--border-light);
    }
    .nav-collapse-search .search-box {
        width: 100%;
    }
    .article-sidebar {
        display: none;
    }
    .article-title {
        font-size: 34px;
    }
    .cta-banner__inner {
        flex-direction: column;
        text-align: center;
    }
    .cta-banner__actions {
        justify-content: center;
    }
}

@media (max-width: 767.98px) {
    .site-header .navbar { min-height: 64px; }
    .nav-actions .search-box { display: none; }
    .nav-actions .btn { display: none; }
    .article-hero { padding: 40px 0 36px; }
    .article-title { font-size: 28px; line-height: 1.35; }
    .article-main { padding: 24px 20px; border-radius: var(--radius); }
    .article-cover { aspect-ratio: 16 / 10; }
    .article-pager { grid-template-columns: 1fr; }
    .section-header h2 { font-size: 27px; }
    .cta-banner__actions { flex-direction: column; width: 100%; max-width: 320px; margin: 0 auto; }
    .cta-banner__actions .btn { width: 100%; }
    .floating-cta {
        right: 16px;
        bottom: 16px;
        width: 44px;
        height: 44px;
        font-size: 17px;
    }
    .site-footer { padding-top: 48px; }
    .site-footer__bottom { margin-top: 32px; }
}

@media (max-width: 575.98px) {
    .article-title { font-size: 24px; }
    .article-meta { gap: 6px 14px; font-size: 13px; }
    .article-body { font-size: 15px; }
    .article-body h2 { font-size: 22px; }
    .article-body h3 { font-size: 18px; }
    .article-cover { aspect-ratio: 4 / 3; }
    .breadcrumb-item.active { max-width: 180px; }
    .post-card__body { padding: 18px 18px 20px; }
    .cta-banner { padding: 48px 0; }
    .cta-banner__text h2 { font-size: 24px; }
    .cta-banner__text p { font-size: 15px; }
}

/* roulang page: category3 */
:root {
            --primary: #0D9488;
            --primary-dark: #0F766E;
            --primary-deep: #115E59;
            --accent: #F59E0B;
            --accent-dark: #D97706;
            --dark-bg: #0B1F1A;
            --page-bg: #F8FAF9;
            --card-bg: #FFFFFF;
            --text-main: #1F2937;
            --text-sub: #6B7280;
            --text-dark: #BFD4CE;
            --border: #E5E7EB;
            --border-light: #EDF2F0;
            --radius-card: 16px;
            --radius-btn: 50rem;
            --shadow-sm: 0 1px 2px rgba(0, 0, 0, .04);
            --shadow-card: 0 4px 16px rgba(11, 31, 26, .06);
            --shadow-hover: 0 8px 30px rgba(11, 31, 26, .12);
            --font-main: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
        }

        body {
            margin: 0;
            font-family: var(--font-main);
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-main);
            background: var(--page-bg);
            -webkit-font-smoothing: antialiased;
        }

        a {
            color: var(--primary-dark);
            text-decoration: none;
            transition: color .2s ease;
        }

        a:hover {
            color: var(--primary);
            text-decoration: underline;
        }

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

        button,
        input {
            font-family: inherit;
        }

        .container {
            max-width: 1200px;
        }

        /* ---------- Header / Nav ---------- */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1060;
            background: rgba(255, 255, 255, .92);
            backdrop-filter: blur(8px);
            border-bottom: 1px solid var(--border);
        }

        .site-header .navbar {
            min-height: 72px;
            padding: 0;
        }

        .site-header .navbar-brand {
            display: flex;
            align-items: center;
            padding: 0;
            margin: 0;
            font-weight: 800;
            font-size: 20px;
            color: var(--text-main);
            gap: 10px;
        }

        .site-header .navbar-brand:hover {
            color: var(--text-main);
            text-decoration: none;
        }

        .brand-mark {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 40px;
            height: 40px;
            background: var(--primary);
            color: #fff;
            border-radius: 12px;
            font-size: 15px;
            font-weight: 800;
            letter-spacing: .5px;
            flex-shrink: 0;
        }

        .brand-text {
            font-size: 20px;
            font-weight: 800;
            letter-spacing: .5px;
        }

        .site-header .navbar-nav {
            gap: 4px;
        }

        .site-header .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--text-main);
            padding: 8px 18px !important;
            border-radius: 50rem;
            transition: background .2s ease, color .2s ease;
        }

        .site-header .nav-link:hover {
            color: var(--primary-dark);
            background: rgba(13, 148, 136, .08);
            text-decoration: none;
        }

        .site-header .nav-link.active {
            color: var(--primary-deep);
            background: rgba(13, 148, 136, .12);
            font-weight: 600;
        }

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

        .search-box {
            display: flex;
            align-items: center;
            background: #F3F4F6;
            border-radius: 50rem;
            padding: 7px 14px;
            width: 190px;
            border: 1px solid transparent;
            transition: border-color .2s ease, box-shadow .2s ease;
        }

        .search-box:focus-within {
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(13, 148, 136, .15);
        }

        .search-box i {
            color: var(--text-sub);
            font-size: 13px;
            margin-right: 8px;
        }

        .search-box input {
            border: none;
            outline: none;
            background: transparent;
            font-size: 14px;
            width: 100%;
            color: var(--text-main);
        }

        .search-box input::placeholder {
            color: #9CA3AF;
        }

        .cmd-k {
            font-size: 11px;
            background: #E5E7EB;
            color: var(--text-sub);
            border-radius: 4px;
            padding: 2px 6px;
            white-space: nowrap;
            margin-left: 6px;
            font-family: Inter, "Helvetica Neue", Arial, sans-serif;
        }

        .btn-accent {
            background: var(--accent);
            color: #fff;
            border: none;
            font-weight: 600;
            border-radius: var(--radius-btn);
            padding: 9px 24px;
            font-size: 15px;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .btn-accent:hover {
            background: var(--accent-dark);
            color: #fff;
            transform: translateY(-1px);
            box-shadow: 0 4px 14px rgba(245, 158, 11, .35);
            text-decoration: none;
        }

        .btn-accent:active {
            transform: translateY(0);
            box-shadow: none;
        }

        .btn-outline-primary {
            border: 2px solid var(--primary);
            color: var(--primary-dark);
            background: transparent;
            border-radius: var(--radius-btn);
            font-weight: 600;
            padding: 10px 28px;
            font-size: 15px;
            transition: background .2s ease, color .2s ease, transform .2s ease, border-color .2s ease;
        }

        .btn-outline-primary:hover {
            background: rgba(13, 148, 136, .08);
            color: var(--primary-deep);
            border-color: var(--primary-dark);
            transform: translateY(-1px);
            text-decoration: none;
        }

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

        .navbar-toggler {
            border: none !important;
            padding: 6px 8px;
            display: flex;
            flex-direction: column;
            gap: 5px;
            background: transparent;
        }

        .navbar-toggler span {
            display: block;
            width: 24px;
            height: 2px;
            background: var(--text-main);
            border-radius: 4px;
            transition: background .2s ease;
        }

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

        .btn-primary-solid {
            background: var(--primary);
            color: #fff;
            border: none;
            border-radius: var(--radius-btn);
            font-weight: 600;
            padding: 12px 32px;
            font-size: 16px;
            transition: background .2s ease, transform .2s ease, box-shadow .2s ease;
        }

        .btn-primary-solid:hover {
            color: #fff;
            background: var(--primary-dark);
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(13, 148, 136, .3);
            text-decoration: none;
        }

        .btn-primary-solid:active {
            transform: translateY(0);
        }

        /* ---------- Page Banner ---------- */
        .page-banner {
            position: relative;
            background: var(--dark-bg) url('/assets/images/backpic/back-1.webp') center center / cover no-repeat;
            padding: 72px 0 64px;
            color: #fff;
        }

        .page-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(11, 31, 26, .92) 20%, rgba(11, 31, 26, .65) 80%);
        }

        .page-banner .container {
            position: relative;
            z-index: 2;
        }

        .page-banner .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 0;
            margin: 0 0 20px;
            gap: 8px;
            font-size: 14px;
            color: var(--text-dark);
        }

        .page-banner .breadcrumb a {
            color: rgba(255, 255, 255, .75);
            transition: color .2s ease;
        }

        .page-banner .breadcrumb a:hover {
            color: #fff;
            text-decoration: none;
        }

        .page-banner .breadcrumb-sep {
            margin: 0 2px;
            color: rgba(255, 255, 255, .4);
        }

        .page-banner .breadcrumb-current {
            color: #fff;
            font-weight: 500;
        }

        .page-banner h1 {
            font-size: 40px;
            font-weight: 800;
            line-height: 1.2;
            margin: 0 0 16px;
        }

        .page-banner .banner-lead {
            font-size: 16px;
            line-height: 1.75;
            color: var(--text-dark);
            max-width: 640px;
            margin: 0;
        }

        /* ---------- Section Common ---------- */
        .section-block {
            padding: 84px 0;
        }

        .section-label {
            display: inline-block;
            background: rgba(13, 148, 136, .1);
            color: var(--primary-deep);
            font-size: 13px;
            font-weight: 600;
            padding: 6px 16px;
            border-radius: 50rem;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }

        .section-title {
            font-size: 32px;
            font-weight: 800;
            line-height: 1.3;
            color: var(--text-main);
            margin: 0 0 12px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0 0 48px;
            max-width: 680px;
        }

        .section-light {
            background: var(--card-bg);
        }

        /* ---------- Price Table ---------- */
        .price-wrap {
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            border: 1px solid var(--border-light);
            background: #fff;
        }

        .price-wrap .table {
            margin: 0;
            min-width: 720px;
        }

        .price-wrap .table thead th {
            background: var(--dark-bg);
            color: #fff;
            border-bottom: none;
            padding: 18px 20px;
            font-weight: 600;
            font-size: 15px;
            white-space: nowrap;
        }

        .price-wrap .table tbody th {
            font-weight: 500;
            color: var(--text-main);
            padding: 16px 20px;
            background: #FBFCFB;
            border-bottom: 1px solid var(--border-light);
            white-space: nowrap;
        }

        .price-wrap .table tbody td {
            padding: 16px 20px;
            border-bottom: 1px solid var(--border-light);
            color: var(--text-sub);
            font-size: 15px;
        }

        .price-wrap .table tbody tr:last-child th,
        .price-wrap .table tbody tr:last-child td {
            border-bottom: none;
        }

        .price-wrap .table tbody tr:hover td {
            background: rgba(13, 148, 136, .03);
        }

        .price-wrap .table td.recommend-col {
            background: rgba(245, 158, 11, .05);
            border-left: 2px solid var(--accent);
            font-weight: 500;
            color: var(--text-main);
        }

        .badge-recommend {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 12px;
            border-radius: 50rem;
            margin-left: 8px;
            vertical-align: middle;
        }

        .table-scroll {
            overflow-x: auto;
            border-radius: var(--radius-card);
        }

        .recommend-card {
            background: var(--dark-bg) linear-gradient(140deg, rgba(13, 148, 136, .2), transparent 60%);
            border-radius: var(--radius-card);
            padding: 32px;
            color: #fff;
            height: 100%;
            position: relative;
            overflow: hidden;
        }

        .recommend-card .rc-badge {
            display: inline-block;
            background: var(--accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 14px;
            border-radius: 50rem;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .recommend-card h3 {
            font-size: 26px;
            font-weight: 800;
            margin: 0 0 12px;
            color: #fff;
        }

        .recommend-card p {
            color: var(--text-dark);
            font-size: 14px;
            line-height: 1.7;
            margin-bottom: 20px;
        }

        .recommend-card ul {
            list-style: none;
            padding: 0;
            margin: 0 0 24px;
        }

        .recommend-card ul li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: #E5F0EC;
            margin-bottom: 10px;
        }

        .recommend-card ul li i {
            color: var(--accent);
            margin-top: 4px;
            font-size: 12px;
        }

        .recommend-card .btn-accent {
            width: 100%;
        }

        /* ---------- Feature Grid ---------- */
        .feature-card {
            background: var(--card-bg);
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card);
            padding: 30px;
            height: 100%;
            box-shadow: var(--shadow-sm);
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }

        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(13, 148, 136, .25);
        }

        .feature-card .feature-icon {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: rgba(13, 148, 136, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }

        .feature-card .feature-icon i {
            color: var(--primary);
            font-size: 20px;
        }

        .feature-card h3 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 10px;
        }

        .feature-card p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
        }

        /* ---------- Scene Block ---------- */
        .scene-block {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 72px;
        }

        .scene-block:last-child {
            margin-bottom: 0;
        }

        .scene-block .scene-img {
            flex: 0 0 44%;
            border-radius: var(--radius-card);
            overflow: hidden;
            box-shadow: var(--shadow-card);
            position: relative;
        }

        .scene-block .scene-img img {
            width: 100%;
            height: 260px;
            object-fit: cover;
            display: block;
            transition: transform .4s ease;
        }

        .scene-block .scene-img:hover img {
            transform: scale(1.02);
        }

        .scene-block .scene-content {
            flex: 1;
        }

        .scene-block .scene-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            color: var(--primary-deep);
            background: rgba(13, 148, 136, .1);
            padding: 4px 14px;
            border-radius: 50rem;
            margin-bottom: 14px;
        }

        .scene-block h3 {
            font-size: 24px;
            font-weight: 800;
            color: var(--text-main);
            margin: 0 0 14px;
        }

        .scene-block p {
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.8;
            margin-bottom: 20px;
        }

        .scene-block ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }

        .scene-block ul li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--text-main);
            margin-bottom: 10px;
        }

        .scene-block ul li i {
            color: var(--primary);
            font-size: 12px;
        }

        .scene-block.reverse .scene-img {
            order: 2;
        }

        .scene-block.reverse .scene-content {
            order: 1;
        }

        /* ---------- Process ---------- */
        .process-wrap {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 32px;
        }

        .process-item {
            text-align: center;
            position: relative;
            padding: 0 12px;
        }

        .process-item .step-num {
            width: 56px;
            height: 56px;
            border-radius: 50%;
            background: var(--primary);
            color: #fff;
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 20px;
            position: relative;
            z-index: 2;
            box-shadow: 0 4px 14px rgba(13, 148, 136, .25);
        }

        .process-item::before {
            content: '';
            position: absolute;
            top: 28px;
            left: calc(-50% + 28px);
            right: calc(50% + 28px);
            height: 2px;
            background: #E5E7EB;
            z-index: 1;
        }

        .process-item:first-child::before {
            display: none;
        }

        .process-item h4 {
            font-size: 18px;
            font-weight: 700;
            color: var(--text-main);
            margin: 0 0 10px;
        }

        .process-item p {
            font-size: 14px;
            color: var(--text-sub);
            line-height: 1.7;
            margin: 0;
            max-width: 220px;
            margin-left: auto;
            margin-right: auto;
        }

        /* ---------- FAQ ---------- */
        .faq-sidebar {
            background: var(--dark-bg);
            border-radius: var(--radius-card);
            padding: 32px;
            color: #fff;
            position: sticky;
            top: 90px;
        }

        .faq-sidebar .advisor-avatar {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .15);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 24px;
            color: var(--accent);
            margin-bottom: 16px;
        }

        .faq-sidebar h4 {
            font-size: 18px;
            font-weight: 700;
            margin: 0 0 10px;
            color: #fff;
        }

        .faq-sidebar p {
            font-size: 14px;
            color: var(--text-dark);
            margin-bottom: 20px;
            line-height: 1.7;
        }

        .faq-sidebar .btn-accent {
            width: 100%;
        }

        .accordion-item {
            border: 1px solid var(--border-light);
            border-radius: var(--radius-card) !important;
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-sm);
            background: #fff;
        }

        .accordion-item:last-child {
            margin-bottom: 0;
        }

        .accordion-button {
            background: #fff;
            color: var(--text-main);
            font-size: 16px;
            font-weight: 600;
            padding: 22px 28px;
            border: none;
            border-left: 3px solid transparent;
            transition: border-color .2s ease, color .2s ease;
        }

        .accordion-button:not(.collapsed) {
            background: #fff;
            color: var(--primary-deep);
            border-left-color: var(--primary);
            box-shadow: none;
        }

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

        .accordion-button::after {
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%236B7280' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E");
            transition: transform .3s ease;
            width: 16px;
            height: 16px;
        }

        .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%230D9488' viewBox='0 0 16 16'%3E%3Cpath d='M8 4a.5.5 0 0 1 .5.5v3h3a.5.5 0 0 1 0 1h-3v3a.5.5 0 0 1-1 0v-3h-3a.5.5 0 0 1 0-1h3v-3A.5.5 0 0 1 8 4z'/%3E%3C/svg%3E");
        }

        .accordion-body {
            padding: 8px 28px 28px;
            font-size: 15px;
            color: var(--text-sub);
            line-height: 1.8;
            border-left: 3px solid transparent;
        }

        /* ---------- CTA Banner ---------- */
        .cta-banner {
            background: var(--dark-bg) url('/assets/images/backpic/back-3.png') center center / cover no-repeat;
            border-radius: var(--radius-card);
            padding: 56px;
            color: #fff;
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            flex-wrap: wrap;
        }

        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(100deg, rgba(11, 31, 26, .92), rgba(11, 31, 26, .6));
        }

        .cta-banner .cta-content {
            position: relative;
            z-index: 2;
            flex: 1;
            min-width: 280px;
        }

        .cta-banner h2 {
            font-size: 28px;
            font-weight: 800;
            margin: 0 0 12px;
        }

        .cta-banner p {
            color: var(--text-dark);
            font-size: 15px;
            margin: 0;
            max-width: 480px;
        }

        .cta-banner .cta-btn-group {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
        }

        .cta-banner .btn-accent {
            padding: 12px 30px;
            font-size: 16px;
        }

        .cta-banner .btn-outline-light {
            border: 2px solid rgba(255, 255, 255, .6);
            color: #fff;
            background: transparent;
            border-radius: var(--radius-btn);
            padding: 12px 30px;
            font-size: 16px;
            font-weight: 600;
            transition: border-color .2s ease, background .2s ease;
        }

        .cta-banner .btn-outline-light:hover {
            background: rgba(255, 255, 255, .1);
            border-color: #fff;
            color: #fff;
            text-decoration: none;
        }

        /* ---------- Footer ---------- */
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-dark);
            padding: 64px 0 0;
            margin-top: 72px;
        }

        .site-footer__brand {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 20px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 16px;
        }

        .site-footer__brand .brand-mark {
            background: var(--accent);
        }

        .site-footer__desc {
            font-size: 14px;
            line-height: 1.75;
            color: rgba(191, 212, 206, .85);
            margin-bottom: 24px;
        }

        .site-footer__social {
            display: flex;
            gap: 12px;
        }

        .site-footer__social a {
            width: 38px;
            height: 38px;
            border-radius: 50%;
            background: rgba(255, 255, 255, .08);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            color: var(--text-dark);
            font-size: 15px;
            transition: background .2s ease, color .2s ease;
        }

        .site-footer__social a:hover {
            background: var(--primary);
            color: #fff;
            text-decoration: none;
        }

        .site-footer h5 {
            color: #fff;
            font-size: 16px;
            font-weight: 700;
            margin-bottom: 20px;
        }

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

        .site-footer ul li {
            margin-bottom: 10px;
            font-size: 14px;
        }

        .site-footer ul li a {
            color: rgba(191, 212, 206, .9);
            transition: color .2s ease;
        }

        .site-footer ul li a:hover {
            color: #fff;
            text-decoration: none;
        }

        .site-footer__contact li {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .site-footer__contact i {
            color: var(--accent);
            width: 16px;
            text-align: center;
        }

        .site-footer__bottom {
            border-top: 1px solid rgba(255, 255, 255, .08);
            padding: 20px 0;
            margin-top: 48px;
            text-align: center;
            font-size: 13px;
            color: rgba(191, 212, 206, .7);
        }

        .site-footer__bottom a {
            color: rgba(191, 212, 206, .9);
        }

        .site-footer__bottom a:hover {
            color: #fff;
            text-decoration: none;
        }

        /* ---------- Responsive ---------- */
        @media (max-width: 991px) {
            .site-header .navbar-collapse {
                position: absolute;
                top: 72px;
                left: 0;
                right: 0;
                background: #fff;
                padding: 16px 24px;
                border-bottom: 1px solid var(--border);
                box-shadow: var(--shadow-card);
                z-index: 1050;
            }

            .site-header .navbar-nav {
                gap: 4px;
            }

            .site-header .nav-link {
                padding: 12px 16px !important;
                border-radius: 12px;
            }

            .search-box {
                width: 100%;
                margin-bottom: 12px;
            }

            .scene-block {
                flex-direction: column;
                gap: 24px;
            }

            .scene-block .scene-img,
            .scene-block .scene-content {
                flex: none;
                width: 100%;
            }

            .scene-block.reverse .scene-img {
                order: 1;
            }

            .scene-block.reverse .scene-content {
                order: 2;
            }

            .process-wrap {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }

            .process-item::before {
                display: none;
            }

            .faq-sidebar {
                position: static;
                margin-top: 32px;
            }

            .cta-banner {
                flex-direction: column;
                align-items: flex-start;
            }
        }

        @media (max-width: 767px) {
            .page-banner {
                padding: 48px 0 40px;
            }

            .page-banner h1 {
                font-size: 30px;
            }

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

            .section-title {
                font-size: 26px;
            }

            .section-subtitle {
                font-size: 15px;
            }

            .process-wrap {
                grid-template-columns: 1fr;
            }

            .recommend-card {
                padding: 24px;
            }

            .cta-banner {
                padding: 36px 28px;
            }

            .cta-banner h2 {
                font-size: 24px;
            }
        }

        @media (max-width: 575px) {
            .brand-text {
                font-size: 18px;
            }

            .nav-actions .search-box {
                display: none;
            }

            .btn-accent.btn-sm.d-none.d-md-inline-flex {
                display: none !important;
            }

            .page-banner h1 {
                font-size: 26px;
            }

            .page-banner .banner-lead {
                font-size: 15px;
            }
        }

        @media (min-width: 576px) and (max-width: 767px) {
            .price-wrap .table {
                min-width: 720px;
            }
        }