/* roulang page: index */
:root {
            --ky-primary: #0E3B31;
            --ky-primary-dark: #0B2D26;
            --ky-primary-light: #2B6A5B;
            --ky-primary-bg: #E3EEE9;
            --ky-accent: #E6932A;
            --ky-accent-dark: #CC7A18;
            --ky-accent-bg: #FDF1E3;
            --ky-paper: #F5F4EF;
            --ky-surface: #FFFFFF;
            --ky-text: #2A2E2D;
            --ky-text-sub: #5E6B67;
            --ky-text-weak: #8A9793;
            --ky-border: #DCE3DF;
            --ky-shadow-sm: 0 2px 10px rgba(11,45,38,.05);
            --ky-shadow-lg: 0 12px 28px rgba(11,45,38,.09);
            --ky-radius-lg: 12px;
            --ky-radius-md: 8px;
            --ky-radius-sm: 6px;
            --ky-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
        }
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        body {
            font-family: var(--ky-font);
            color: var(--ky-text);
            background: var(--ky-surface);
            line-height: 1.75;
            font-size: 16px;
            margin: 0;
            padding: 0;
        }
        a {
            color: var(--ky-primary);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--ky-accent-dark);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
            line-height: inherit;
        }
        .container {
            max-width: 1200px;
            padding-left: 20px;
            padding-right: 20px;
        }
        .section-block {
            padding: 64px 0;
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 40px 0;
            }
        }
        .section-head {
            margin-bottom: 36px;
        }
        .section-head .section-title {
            font-size: 28px;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 8px;
            color: var(--ky-text);
        }
        .section-head .section-title::before {
            content: '';
            display: inline-block;
            width: 24px;
            height: 4px;
            background: var(--ky-primary);
            border-radius: 2px;
            margin-right: 12px;
            vertical-align: middle;
        }
        .section-head .section-sub {
            color: var(--ky-text-sub);
            font-size: 15px;
            margin: 0;
        }
        .btn-ky-primary {
            background: var(--ky-accent);
            border-color: var(--ky-accent);
            color: #fff;
            border-radius: 8px;
            font-weight: 600;
            padding: 12px 32px;
            transition: all .25s ease;
            border: 1px solid var(--ky-accent);
        }
        .btn-ky-primary:hover,
        .btn-ky-primary:focus {
            background: var(--ky-accent-dark);
            border-color: var(--ky-accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(230, 147, 42, .25);
        }
        .btn-ky-outline {
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .7);
            color: #fff;
            border-radius: 8px;
            font-weight: 600;
            padding: 12px 32px;
            transition: all .25s ease;
        }
        .btn-ky-outline:hover,
        .btn-ky-outline:focus {
            background: rgba(255, 255, 255, .12);
            border-color: #fff;
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-ky-green {
            background: var(--ky-primary);
            border-color: var(--ky-primary);
            color: #fff;
            border-radius: 8px;
            font-weight: 600;
            padding: 12px 32px;
            transition: all .25s ease;
        }
        .btn-ky-green:hover,
        .btn-ky-green:focus {
            background: var(--ky-primary-dark);
            border-color: var(--ky-primary-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(11, 45, 38, .2);
        }
        .ky-badge {
            display: inline-block;
            padding: 4px 14px;
            border-radius: 999px;
            font-size: 13px;
            font-weight: 600;
            background: var(--ky-primary-bg);
            color: var(--ky-primary);
        }
        .ky-badge-accent {
            background: var(--ky-accent-bg);
            color: var(--ky-accent-dark);
        }
        .ky-badge-white {
            background: rgba(255, 255, 255, .18);
            color: #fff;
        }
        /* ===== Header ===== */
        .ky-header {
            position: relative;
            z-index: 1000;
            background: var(--ky-surface);
            box-shadow: var(--ky-shadow-sm);
        }
        .ky-header-top {
            background: var(--ky-primary-dark);
            padding: 10px 0;
        }
        .ky-header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .ky-header-top .brand {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .ky-header-top .brand .logo-icon {
            width: 36px;
            height: 36px;
            display: inline-flex;
            align-items: center;
            justify-content: center;
        }
        .ky-header-top .brand .brand-name {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: 1px;
        }
        .ky-header-top .brand .brand-tag {
            font-size: 12px;
            color: rgba(255, 255, 255, .6);
            margin-left: 8px;
            padding-left: 12px;
            border-left: 1px solid rgba(255, 255, 255, .25);
        }
        .ky-header-top .top-actions {
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .ky-header-top .top-actions .login-link {
            color: rgba(255, 255, 255, .8);
            font-size: 14px;
            font-weight: 500;
            transition: color .2s;
        }
        .ky-header-top .top-actions .login-link:hover {
            color: #fff;
        }
        .ky-header-top .top-actions .btn-ky-top {
            background: var(--ky-accent);
            border: none;
            border-radius: 999px;
            padding: 6px 18px;
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            cursor: pointer;
            transition: background .2s;
        }
        .ky-header-top .top-actions .btn-ky-top:hover {
            background: var(--ky-accent-dark);
        }
        .ky-header-nav {
            background: var(--ky-surface);
            border-bottom: 1px solid var(--ky-border);
        }
        .ky-header-nav.navbar-sticky {
            position: sticky;
            top: 0;
            z-index: 999;
            box-shadow: var(--ky-shadow-sm);
        }
        .ky-header-nav .navbar .nav-link {
            color: var(--ky-text-sub);
            font-weight: 600;
            font-size: 15px;
            padding: 14px 22px !important;
            transition: color .2s;
            position: relative;
        }
        .ky-header-nav .navbar .nav-link::after {
            content: '';
            position: absolute;
            left: 22px;
            right: 22px;
            bottom: 0;
            height: 2px;
            background: var(--ky-primary);
            transform: scaleX(0);
            transition: transform .25s ease;
        }
        .ky-header-nav .navbar .nav-link:hover,
        .ky-header-nav .navbar .nav-link.active {
            color: var(--ky-primary);
            font-weight: 700;
        }
        .ky-header-nav .navbar .nav-link:hover::after,
        .ky-header-nav .navbar .nav-link.active::after {
            transform: scaleX(1);
        }
        .ky-header-nav .navbar-toggler {
            border: none;
            padding: 8px;
        }
        .ky-header-nav .navbar-toggler:focus {
            box-shadow: none;
        }
        @media (max-width: 991px) {
            .ky-header-top .brand .brand-tag {
                display: none;
            }
            .ky-header-nav .navbar .nav-link {
                padding: 12px 16px !important;
                border-bottom: 1px solid var(--ky-border);
            }
            .ky-header-nav .navbar .nav-link::after {
                display: none;
            }
            .ky-header-nav .navbar .nav-link.active {
                background: var(--ky-primary-bg);
                border-left: 3px solid var(--ky-primary);
            }
            .ky-header-nav .navbar-collapse {
                background: #fff;
                border-radius: 0 0 12px 12px;
                box-shadow: var(--ky-shadow-lg);
            }
        }
        /* ===== Hero ===== */
        .ky-hero {
            position: relative;
            background-color: var(--ky-primary-dark);
            background-image: url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 80px 0 72px;
            overflow: hidden;
        }
        .ky-hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(90deg, rgba(11, 45, 38, .92) 0%, rgba(11, 45, 38, .72) 55%, rgba(11, 45, 38, .55) 100%);
            z-index: 1;
        }
        .ky-hero .container {
            position: relative;
            z-index: 2;
        }
        .ky-hero-row {
            display: flex;
            align-items: center;
            gap: 56px;
        }
        .ky-hero-content {
            flex: 1 1 52%;
        }
        .ky-hero-content .hero-eyebrow {
            display: inline-block;
            background: rgba(230, 147, 42, .2);
            border: 1px solid rgba(230, 147, 42, .45);
            color: #ffd9a3;
            border-radius: 999px;
            padding: 4px 16px;
            font-size: 13px;
            font-weight: 600;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }
        .ky-hero-content h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.4;
            margin: 0 0 16px;
            color: #fff;
        }
        .ky-hero-content .hero-desc {
            font-size: 16px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .82);
            margin-bottom: 32px;
            max-width: 540px;
        }
        .ky-hero-btns {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 36px;
        }
        .ky-hero-stats {
            display: flex;
            gap: 36px;
            flex-wrap: wrap;
            border-top: 1px solid rgba(255, 255, 255, .15);
            padding-top: 24px;
        }
        .ky-hero-stats .stat-num {
            font-size: 28px;
            font-weight: 700;
            color: #fff;
            display: block;
            line-height: 1.3;
        }
        .ky-hero-stats .stat-label {
            font-size: 13px;
            color: rgba(255, 255, 255, .65);
        }
        .ky-hero-visual {
            flex: 0 0 40%;
            position: relative;
        }
        .ky-hero-visual .hero-img-wrap {
            border: 1px solid rgba(255, 255, 255, .35);
            border-radius: var(--ky-radius-lg);
            overflow: hidden;
            box-shadow: 0 20px 50px rgba(0, 0, 0, .35);
            position: relative;
        }
        .ky-hero-visual .hero-img-wrap img {
            width: 100%;
            height: 320px;
            object-fit: cover;
            display: block;
        }
        .ky-hero-visual .hero-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 60%, rgba(11, 45, 38, .35));
            pointer-events: none;
        }
        @media (max-width: 991px) {
            .ky-hero-row {
                flex-direction: column;
                gap: 36px;
            }
            .ky-hero-content {
                flex: 1 1 auto;
                text-align: center;
            }
            .ky-hero-content .hero-desc {
                margin-left: auto;
                margin-right: auto;
            }
            .ky-hero-btns {
                justify-content: center;
            }
            .ky-hero-stats {
                justify-content: center;
            }
            .ky-hero-visual {
                flex: 0 0 auto;
                max-width: 420px;
                margin: 0 auto;
            }
        }
        @media (max-width: 576px) {
            .ky-hero-content h1 {
                font-size: 28px;
            }
            .ky-hero-content .hero-desc {
                font-size: 15px;
            }
            .ky-hero-stats {
                gap: 20px;
            }
        }
        /* ===== 最新信息 ===== */
        .ky-news-section {
            background: var(--ky-paper);
        }
        .ky-news-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .ky-news-card {
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg);
            overflow: hidden;
            box-shadow: var(--ky-shadow-sm);
            transition: box-shadow .3s ease, transform .3s ease, border-color .3s ease;
            display: flex;
            flex-direction: column;
        }
        .ky-news-card:hover {
            box-shadow: var(--ky-shadow-lg);
            transform: translateY(-4px);
            border-color: var(--ky-primary-light);
        }
        .ky-news-card .card-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--ky-primary-bg);
        }
        .ky-news-card .card-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .ky-news-card:hover .card-cover img {
            transform: scale(1.04);
        }
        .ky-news-card .card-cover .ky-badge {
            position: absolute;
            top: 12px;
            left: 12px;
            background: rgba(255, 255, 255, .92);
            color: var(--ky-primary);
            font-size: 12px;
        }
        .ky-news-card .card-body {
            padding: 20px 22px 18px;
            flex: 1;
            display: flex;
            flex-direction: column;
        }
        .ky-news-card .card-body h3 {
            font-size: 17px;
            font-weight: 700;
            line-height: 1.5;
            margin: 0 0 10px;
            color: var(--ky-text);
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .ky-news-card .card-body h3 a {
            color: inherit;
        }
        .ky-news-card .card-body h3 a:hover {
            color: var(--ky-primary);
        }
        .ky-news-card .card-body .card-summary {
            font-size: 14px;
            color: var(--ky-text-sub);
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .ky-news-card .card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-top: auto;
            border-top: 1px solid var(--ky-border);
            padding-top: 12px;
            font-size: 13px;
            color: var(--ky-text-weak);
        }
        .ky-news-card .card-meta .read-more {
            color: var(--ky-primary);
            font-weight: 600;
        }
        .ky-news-card .card-meta .read-more:hover {
            color: var(--ky-accent-dark);
        }
        .ky-empty {
            text-align: center;
            padding: 40px 20px;
            color: var(--ky-text-weak);
            background: var(--ky-surface);
            border: 1px dashed var(--ky-border);
            border-radius: var(--ky-radius-lg);
            font-size: 15px;
        }
        @media (max-width: 991px) {
            .ky-news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .ky-news-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
        }
        /* ===== 权益对比表 ===== */
        .ky-compare-section {
            background: var(--ky-surface);
        }
        .ky-compare-table-wrap {
            overflow-x: auto;
            border-radius: var(--ky-radius-lg);
            border: 1px solid var(--ky-border);
            box-shadow: var(--ky-shadow-sm);
        }
        .ky-compare-table {
            width: 100%;
            min-width: 760px;
            border-collapse: collapse;
            background: var(--ky-surface);
        }
        .ky-compare-table th,
        .ky-compare-table td {
            padding: 14px 18px;
            text-align: center;
            font-size: 15px;
            border-bottom: 1px solid var(--ky-border);
        }
        .ky-compare-table thead th {
            background: var(--ky-primary-bg);
            color: var(--ky-text);
            font-weight: 700;
            padding: 20px 18px;
        }
        .ky-compare-table thead th.plan-recommend {
            background: var(--ky-primary);
            color: #fff;
            position: relative;
            border-left: 2px solid var(--ky-primary);
            border-right: 2px solid var(--ky-primary);
        }
        .ky-compare-table thead th.plan-recommend .recommend-badge {
            display: inline-block;
            background: var(--ky-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            padding: 2px 12px;
            margin-top: 6px;
            letter-spacing: 1px;
        }
        .ky-compare-table thead th .plan-name {
            display: block;
            font-size: 16px;
            font-weight: 700;
        }
        .ky-compare-table thead th .plan-price {
            display: block;
            font-size: 13px;
            font-weight: 400;
            opacity: .75;
            margin-top: 4px;
        }
        .ky-compare-table tbody td {
            color: var(--ky-text-sub);
        }
        .ky-compare-table tbody td.plan-recommend {
            background: var(--ky-accent-bg);
            border-left: 2px solid var(--ky-primary);
            border-right: 2px solid var(--ky-primary);
            color: var(--ky-text);
            font-weight: 600;
        }
        .ky-compare-table tbody tr:last-child td {
            border-bottom: none;
        }
        .ky-compare-table .check-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--ky-primary-bg);
            color: var(--ky-primary);
            font-size: 14px;
        }
        .ky-compare-table .disabled-icon {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: #f0f0f0;
            color: #c0c6c3;
            font-size: 13px;
        }
        @media (max-width: 768px) {
            .ky-compare-table th,
            .ky-compare-table td {
                padding: 12px 14px;
                font-size: 14px;
            }
        }
        /* ===== 等级亮点 ===== */
        .ky-levels-section {
            background: var(--ky-paper);
        }
        .ky-levels-grid {
            display: flex;
            gap: 24px;
            align-items: stretch;
            justify-content: center;
        }
        .ky-level-card {
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg);
            box-shadow: var(--ky-shadow-sm);
            padding: 32px 28px;
            flex: 1 1 0;
            display: flex;
            flex-direction: column;
            transition: box-shadow .3s ease, transform .3s ease;
        }
        .ky-level-card:hover {
            box-shadow: var(--ky-shadow-lg);
            transform: translateY(-4px);
        }
        .ky-level-card .level-name {
            font-size: 18px;
            font-weight: 700;
            color: var(--ky-text);
            margin-bottom: 8px;
        }
        .ky-level-card .level-desc {
            font-size: 14px;
            color: var(--ky-text-sub);
            line-height: 1.75;
            margin-bottom: 18px;
        }
        .ky-level-card .level-list {
            list-style: none;
            padding: 0;
            margin: 0 0 22px;
            flex: 1;
        }
        .ky-level-card .level-list li {
            padding: 6px 0;
            font-size: 14px;
            color: var(--ky-text-sub);
            position: relative;
            padding-left: 22px;
        }
        .ky-level-card .level-list li::before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--ky-primary);
            font-weight: 700;
        }
        .ky-level-card .level-btn {
            text-align: center;
        }
        .ky-level-card.ky-level-featured {
            flex: 1.15 1 0;
            border: 2px solid var(--ky-primary);
            padding-top: 42px;
            padding-bottom: 42px;
            box-shadow: 0 12px 30px rgba(11, 45, 38, .12);
            position: relative;
        }
        .ky-level-card.ky-level-featured::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 4px;
            background: var(--ky-primary);
            border-radius: 4px 4px 0 0;
        }
        .ky-level-card.ky-level-featured .level-name {
            color: var(--ky-primary);
            font-size: 20px;
        }
        .ky-level-card.ky-level-featured .level-badge {
            display: inline-block;
            background: var(--ky-accent);
            color: #fff;
            font-size: 12px;
            font-weight: 700;
            border-radius: 999px;
            padding: 2px 14px;
            margin-bottom: 12px;
        }
        @media (max-width: 991px) {
            .ky-levels-grid {
                flex-direction: column;
                align-items: center;
            }
            .ky-level-card,
            .ky-level-card.ky-level-featured {
                flex: 1 1 auto;
                max-width: 480px;
                width: 100%;
            }
        }
        /* ===== 专属内容预览 ===== */
        .ky-preview-section {
            background: var(--ky-surface);
        }
        .ky-preview-row {
            display: flex;
            align-items: center;
            gap: 48px;
        }
        .ky-preview-text {
            flex: 0 0 40%;
        }
        .ky-preview-text .preview-title {
            font-size: 26px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 16px;
            color: var(--ky-text);
        }
        .ky-preview-text .preview-desc {
            font-size: 15px;
            color: var(--ky-text-sub);
            line-height: 1.8;
            margin-bottom: 24px;
        }
        .ky-preview-text .preview-list {
            padding: 0;
            margin: 0 0 24px;
            list-style: none;
        }
        .ky-preview-text .preview-list li {
            padding: 6px 0;
            font-size: 15px;
            color: var(--ky-text-sub);
            position: relative;
            padding-left: 24px;
        }
        .ky-preview-text .preview-list li::before {
            content: '';
            position: absolute;
            left: 0;
            top: 15px;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--ky-accent);
        }
        .ky-preview-visual {
            flex: 0 0 60%;
        }
        .ky-preview-card {
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg);
            overflow: hidden;
            box-shadow: var(--ky-shadow-sm);
            transition: box-shadow .3s ease;
        }
        .ky-preview-card:hover {
            box-shadow: var(--ky-shadow-lg);
        }
        .ky-preview-card .preview-cover {
            position: relative;
            aspect-ratio: 16 / 9;
            overflow: hidden;
            background: var(--ky-primary-bg);
        }
        .ky-preview-card .preview-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .ky-preview-card .preview-cover::after {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 45, 38, .45);
        }
        .ky-preview-card .preview-lock {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 2;
            text-align: center;
            color: #fff;
        }
        .ky-preview-card .preview-lock .lock-icon {
            font-size: 40px;
            opacity: .9;
            display: block;
            margin-bottom: 10px;
        }
        .ky-preview-card .preview-lock .lock-text {
            font-size: 15px;
            font-weight: 600;
            letter-spacing: 1px;
        }
        .ky-preview-card .preview-level-badge {
            position: absolute;
            top: 14px;
            right: 14px;
            z-index: 3;
            background: var(--ky-accent);
            color: #fff;
            border-radius: 999px;
            padding: 4px 14px;
            font-size: 13px;
            font-weight: 700;
        }
        .ky-preview-card .preview-body {
            padding: 22px 24px 10px;
            cursor: not-allowed;
        }
        .ky-preview-card .preview-body .preview-card-title {
            font-size: 17px;
            font-weight: 700;
            color: var(--ky-text);
            margin-bottom: 6px;
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
        }
        .ky-preview-card .preview-body .preview-card-desc {
            font-size: 14px;
            color: var(--ky-text-sub);
            white-space: nowrap;
            overflow: hidden;
            text-overflow: ellipsis;
            margin-bottom: 12px;
        }
        .ky-preview-card .preview-body .btn-unlock {
            background: var(--ky-accent);
            border: none;
            color: #fff;
            font-size: 13px;
            border-radius: 8px;
            padding: 6px 18px;
            font-weight: 600;
            cursor: not-allowed;
            opacity: .85;
        }
        @media (max-width: 991px) {
            .ky-preview-row {
                flex-direction: column;
                gap: 32px;
            }
            .ky-preview-text,
            .ky-preview-visual {
                flex: 1 1 auto;
                width: 100%;
            }
        }
        /* ===== FAQ ===== */
        .ky-faq-section {
            background: var(--ky-paper);
        }
        .ky-faq-wrap {
            max-width: 860px;
            margin: 0 auto;
        }
        .ky-faq-wrap .accordion-item {
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg);
            margin-bottom: 16px;
            overflow: hidden;
            box-shadow: var(--ky-shadow-sm);
            transition: box-shadow .3s ease;
        }
        .ky-faq-wrap .accordion-item:last-child {
            margin-bottom: 0;
        }
        .ky-faq-wrap .accordion-item:hover {
            box-shadow: var(--ky-shadow-lg);
        }
        .ky-faq-wrap .accordion-button {
            background: var(--ky-surface);
            color: var(--ky-text);
            font-size: 16px;
            font-weight: 600;
            padding: 16px 24px;
            min-height: 54px;
            border: none;
            box-shadow: none;
            transition: color .2s ease;
        }
        .ky-faq-wrap .accordion-button:not(.collapsed) {
            background: var(--ky-surface);
            color: var(--ky-primary);
        }
        .ky-faq-wrap .accordion-button:focus {
            box-shadow: none;
            border-color: transparent;
        }
        .ky-faq-wrap .accordion-button::after {
            background-image: none;
            content: '+';
            font-size: 24px;
            font-weight: 300;
            color: var(--ky-text-weak);
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 32px;
            height: 32px;
            transition: transform .3s ease;
        }
        .ky-faq-wrap .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            color: var(--ky-primary);
        }
        .ky-faq-wrap .accordion-body {
            padding: 4px 24px 24px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--ky-text-sub);
            border-top: 1px solid var(--ky-border);
        }
        /* ===== CTA ===== */
        .ky-cta-section {
            position: relative;
            background-color: var(--ky-primary-dark);
            background-image: url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
            padding: 80px 0;
            color: #fff;
            text-align: center;
        }
        .ky-cta-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background: rgba(11, 45, 38, .82);
        }
        .ky-cta-section .container {
            position: relative;
            z-index: 2;
        }
        .ky-cta-section .cta-title {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 14px;
            line-height: 1.4;
        }
        .ky-cta-section .cta-desc {
            font-size: 16px;
            color: rgba(255, 255, 255, .8);
            max-width: 640px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .ky-cta-section .cta-btns {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }
        @media (max-width: 576px) {
            .ky-cta-section .cta-title {
                font-size: 24px;
            }
            .ky-cta-section .cta-desc {
                font-size: 15px;
            }
        }
        /* ===== Footer ===== */
        .ky-footer {
            background: var(--ky-primary-dark);
            color: rgba(255, 255, 255, .7);
            padding: 60px 0 0;
            font-size: 14px;
            line-height: 1.8;
        }
        .ky-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1fr;
            gap: 40px;
            padding-bottom: 44px;
            border-bottom: 1px solid rgba(255, 255, 255, .08);
        }
        .ky-footer .footer-brand .logo-icon {
            margin-bottom: 14px;
        }
        .ky-footer .footer-brand .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .ky-footer .footer-brand p {
            color: rgba(255, 255, 255, .55);
            font-size: 14px;
            max-width: 260px;
        }
        .ky-footer h5 {
            color: #fff;
            font-size: 15px;
            font-weight: 700;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .ky-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .ky-footer ul li {
            padding: 4px 0;
        }
        .ky-footer ul li a {
            color: rgba(255, 255, 255, .6);
            font-size: 14px;
            transition: color .2s;
        }
        .ky-footer ul li a:hover {
            color: var(--ky-accent);
        }
        .ky-footer .footer-contact li {
            padding: 4px 0;
            color: rgba(255, 255, 255, .6);
        }
        .ky-footer .footer-bottom {
            padding: 20px 0;
            text-align: center;
            color: rgba(255, 255, 255, .4);
            font-size: 13px;
        }
        .ky-footer .footer-bottom a {
            color: rgba(255, 255, 255, .5);
        }
        @media (max-width: 991px) {
            .ky-footer .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 576px) {
            .ky-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }
        /* ===== 通用辅助 ===== */
        .text-ky-primary {
            color: var(--ky-primary) !important;
        }
        .text-ky-accent {
            color: var(--ky-accent) !important;
        }
        .bg-ky-paper {
            background: var(--ky-paper) !important;
        }
        .pb-0 {
            padding-bottom: 0 !important;
        }
        @media (max-width: 768px) {
            .section-head .section-title {
                font-size: 22px;
            }
        }

/* roulang page: category1 */
/* ===== 设计变量 ===== */
        :root {
            --ky-primary: #0E3B31;
            --ky-primary-dark: #0B2D26;
            --ky-primary-light: #2B6A5B;
            --ky-primary-bg: #E3EEE9;
            --ky-accent: #E6932A;
            --ky-accent-dark: #CC7A18;
            --ky-accent-bg: #FDF1E3;
            --ky-paper: #F5F4EF;
            --ky-surface: #FFFFFF;
            --ky-text: #2A2E2D;
            --ky-text-sub: #5E6B67;
            --ky-text-weak: #8A9793;
            --ky-border: #DCE3DF;
            --ky-radius-lg: 12px;
            --ky-radius-md: 8px;
            --ky-radius-sm: 6px;
            --ky-shadow-sm: 0 2px 10px rgba(11, 45, 38, .05);
            --ky-shadow-lg: 0 12px 28px rgba(11, 45, 38, .09);
            --ky-space-lg: 64px;
            --ky-space-md: 40px;
        }

        /* ===== 基础与重置 ===== */
        *,
        *::before,
        *::after {
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            background: var(--ky-surface);
            color: var(--ky-text);
            font-size: 15px;
            line-height: 1.75;
            margin: 0;
            -webkit-font-smoothing: antialiased;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        a {
            color: var(--ky-primary);
            text-decoration: none;
            transition: color .2s ease;
        }
        a:hover {
            color: var(--ky-accent-dark);
        }
        ul,
        ol,
        p {
            margin-bottom: 14px;
        }
        .container {
            max-width: 1200px;
        }

        /* ===== 按钮 ===== */
        .btn-ky-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--ky-accent);
            border: 1px solid var(--ky-accent);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 10px 28px;
            border-radius: var(--ky-radius-md);
            transition: all .2s ease;
            min-height: 44px;
        }
        .btn-ky-primary:hover {
            background: var(--ky-accent-dark);
            border-color: var(--ky-accent-dark);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(230, 147, 42, .18);
        }
        .btn-ky-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: transparent;
            border: 1px solid rgba(255, 255, 255, .7);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 10px 28px;
            border-radius: var(--ky-radius-md);
            transition: all .2s ease;
            min-height: 44px;
        }
        .btn-ky-outline:hover {
            background: rgba(255, 255, 255, .08);
            border-color: #fff;
            color: #fff;
        }
        .btn-ky-green {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            background: var(--ky-primary);
            border: 1px solid var(--ky-primary);
            color: #fff;
            font-weight: 600;
            font-size: 15px;
            padding: 10px 28px;
            border-radius: var(--ky-radius-md);
            transition: all .2s ease;
            min-height: 44px;
        }
        .btn-ky-green:hover {
            background: var(--ky-primary-light);
            border-color: var(--ky-primary-light);
            color: #fff;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(14, 59, 49, .12);
        }

        /* ===== Header ===== */
        .ky-header {
            background: #fff;
            border-bottom: 1px solid var(--ky-border);
            position: relative;
            z-index: 100;
        }
        .ky-header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding-top: 14px;
            padding-bottom: 14px;
            gap: 16px;
        }
        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }
        .logo-icon {
            flex-shrink: 0;
            line-height: 0;
        }
        .brand-name {
            font-size: 20px;
            font-weight: 700;
            color: var(--ky-primary-dark);
            white-space: nowrap;
        }
        .brand-tag {
            font-size: 13px;
            color: var(--ky-text-weak);
            white-space: nowrap;
            border-left: 1px solid var(--ky-border);
            padding-left: 10px;
        }
        .top-actions {
            display: flex;
            align-items: center;
            gap: 12px;
            white-space: nowrap;
        }
        .login-link {
            font-size: 14px;
            color: var(--ky-text-sub);
            padding: 6px 4px;
        }
        .login-link:hover {
            color: var(--ky-primary);
        }
        .btn-ky-top {
            background: var(--ky-accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            padding: 7px 18px;
            border-radius: var(--ky-radius-md);
            transition: all .2s ease;
        }
        .btn-ky-top:hover {
            background: var(--ky-accent-dark);
            color: #fff;
        }

        .ky-header-nav {
            background: var(--ky-primary);
        }
        .ky-header-nav .navbar {
            min-height: 50px;
            position: relative;
        }
        .ky-header-nav .navbar-nav {
            display: flex;
            gap: 4px;
            width: 100%;
            flex-wrap: wrap;
        }
        .ky-header-nav .nav-link {
            color: rgba(255, 255, 255, .82);
            font-size: 15px;
            font-weight: 500;
            padding: 12px 18px;
            border-bottom: 3px solid transparent;
            transition: all .2s ease;
            white-space: nowrap;
        }
        .ky-header-nav .nav-link:hover {
            color: #fff;
            font-weight: 600;
        }
        .ky-header-nav .nav-link.active {
            color: #fff;
            font-weight: 600;
            border-bottom-color: var(--ky-accent);
        }
        .navbar-toggler {
            border: none;
            outline: none;
            padding: 6px;
            background: transparent;
        }
        .navbar-toggler:focus {
            box-shadow: none;
        }
        .navbar-sticky {
            position: sticky;
            top: 0;
            z-index: 90;
        }

        /* ===== 通用板块标题 ===== */
        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            color: var(--ky-primary);
            font-size: 14px;
            font-weight: 600;
            letter-spacing: .5px;
        }
        .section-label::before {
            content: "";
            width: 24px;
            height: 4px;
            background: var(--ky-primary);
            border-radius: 2px;
        }
        .section-title {
            font-size: 28px;
            font-weight: 700;
            color: var(--ky-text);
            line-height: 1.4;
            margin: 12px 0 16px;
        }
        .section-desc {
            color: var(--ky-text-sub);
            font-size: 15px;
            max-width: 720px;
            line-height: 1.8;
        }

        /* ===== 分类页头 ===== */
        .category-hero {
            background: linear-gradient(rgba(11, 45, 38, .88), rgba(11, 45, 38, .94)), url('/assets/images/backpic/back-1.png');
            background-size: cover;
            background-position: center;
            color: #fff;
            padding: 72px 0 80px;
        }
        .category-hero .breadcrumb {
            background: transparent;
            margin-bottom: 18px;
            padding: 0;
            font-size: 13px;
        }
        .category-hero .breadcrumb a {
            color: rgba(255, 255, 255, .65);
        }
        .category-hero .breadcrumb a:hover {
            color: var(--ky-accent);
        }
        .category-hero .breadcrumb-item.active {
            color: rgba(255, 255, 255, .9);
        }
        .category-hero .breadcrumb-item+.breadcrumb-item::before {
            color: rgba(255, 255, 255, .4);
        }
        .category-hero h1 {
            font-size: 36px;
            font-weight: 700;
            line-height: 1.4;
            margin-bottom: 16px;
            color: #fff;
        }
        .category-hero p.lead {
            font-size: 16px;
            color: rgba(255, 255, 255, .85);
            max-width: 620px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .hero-actions {
            display: flex;
            flex-wrap: wrap;
            gap: 12px;
        }

        /* ===== 文本 + 图不对称布局 ===== */
        .intro-split {
            padding: var(--ky-space-lg) 0;
            background: var(--ky-surface);
        }
        .intro-grid {
            display: grid;
            grid-template-columns: 1.15fr .85fr;
            gap: 52px;
            align-items: center;
        }
        .intro-copy .section-title {
            margin-bottom: 20px;
        }
        .intro-copy p {
            color: var(--ky-text-sub);
            font-size: 15px;
            line-height: 1.85;
        }
        .intro-points {
            margin-top: 20px;
            display: grid;
            gap: 10px;
        }
        .intro-point {
            display: flex;
            gap: 10px;
            align-items: flex-start;
            font-size: 14px;
            color: var(--ky-text);
        }
        .intro-point svg {
            flex-shrink: 0;
            margin-top: 4px;
        }
        .intro-media {
            position: relative;
            border-radius: var(--ky-radius-lg);
            overflow: hidden;
            box-shadow: var(--ky-shadow-lg);
        }
        .intro-media img {
            width: 100%;
            height: 340px;
            object-fit: cover;
        }
        .intro-media::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60%;
            background: linear-gradient(transparent, rgba(11, 45, 38, .35));
            pointer-events: none;
        }

        /* ===== 流程时间线 ===== */
        .process-section {
            padding: var(--ky-space-lg) 0;
            background: var(--ky-paper);
        }
        .process-grid {
            margin-top: 32px;
            display: grid;
            gap: 0;
        }
        .process-step {
            display: grid;
            grid-template-columns: 72px 1fr;
            gap: 20px;
            padding: 28px 0;
            border-bottom: 1px dashed var(--ky-border);
        }
        .process-step:last-child {
            border-bottom: none;
        }
        .process-num {
            font-size: 32px;
            font-weight: 700;
            color: var(--ky-primary);
            opacity: .28;
            line-height: 1;
            font-variant-numeric: tabular-nums;
        }
        .process-body h3 {
            font-size: 18px;
            font-weight: 600;
            color: var(--ky-text);
            margin-bottom: 6px;
        }
        .process-body p {
            color: var(--ky-text-sub);
            font-size: 14px;
            margin-bottom: 0;
        }

        /* ===== 覆盖领域 ===== */
        .coverage-section {
            padding: var(--ky-space-lg) 0;
            background: var(--ky-surface);
        }
        .coverage-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 24px;
            margin-top: 36px;
        }
        .coverage-card {
            display: flex;
            gap: 20px;
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg);
            padding: 26px 28px;
            transition: all .25s ease;
            box-shadow: var(--ky-shadow-sm);
        }
        .coverage-card:hover {
            box-shadow: var(--ky-shadow-lg);
            border-color: var(--ky-primary-light);
            transform: translateY(-3px);
        }
        .coverage-icon {
            width: 54px;
            height: 54px;
            border-radius: 12px;
            background: var(--ky-primary-bg);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .coverage-card:nth-child(even) .coverage-icon {
            background: var(--ky-accent-bg);
        }
        .coverage-info h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--ky-text);
            margin-bottom: 4px;
        }
        .coverage-info p {
            font-size: 13px;
            color: var(--ky-text-sub);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== 为什么选择我们 ===== */
        .value-section {
            padding: var(--ky-space-lg) 0;
            background: var(--ky-primary-dark);
            color: #fff;
            background-image: linear-gradient(rgba(11, 45, 38, .9), rgba(11, 45, 38, .94)), url('/assets/images/backpic/back-2.png');
            background-size: cover;
            background-position: center;
        }
        .value-section .section-title {
            color: #fff;
        }
        .value-section .section-desc {
            color: rgba(255, 255, 255, .72);
        }
        .value-section .section-label::before {
            background: var(--ky-accent);
        }
        .value-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            margin-top: 40px;
        }
        .value-card {
            background: rgba(255, 255, 255, .05);
            border: 1px solid rgba(255, 255, 255, .12);
            border-radius: var(--ky-radius-lg);
            padding: 32px 28px;
            text-align: center;
            transition: all .25s ease;
        }
        .value-card:hover {
            background: rgba(255, 255, 255, .09);
            border-color: var(--ky-accent);
            transform: translateY(-4px);
        }
        .value-card .value-num {
            font-size: 36px;
            font-weight: 700;
            color: var(--ky-accent);
            line-height: 1.2;
        }
        .value-card .value-unit {
            font-size: 14px;
            color: rgba(255, 255, 255, .7);
            margin-left: 2px;
        }
        .value-card h3 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin: 10px 0 6px;
        }
        .value-card p {
            font-size: 13px;
            color: rgba(255, 255, 255, .65);
            margin-bottom: 0;
            line-height: 1.7;
        }

        /* ===== FAQ ===== */
        .faq-section {
            padding: var(--ky-space-lg) 0;
            background: var(--ky-paper);
        }
        .faq-list {
            margin-top: 32px;
            max-width: 840px;
        }
        .accordion-item {
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg);
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--ky-shadow-sm);
        }
        .accordion-button {
            background: transparent;
            color: var(--ky-text);
            font-size: 15px;
            font-weight: 600;
            padding: 18px 24px;
            line-height: 1.6;
            box-shadow: none;
            min-height: 54px;
            border: none;
            position: relative;
        }
        .accordion-button:not(.collapsed) {
            color: var(--ky-primary);
            background: transparent;
        }
        .accordion-button:focus {
            box-shadow: none;
        }
        .accordion-button::after {
            background-image: none;
            content: "+";
            font-size: 24px;
            font-weight: 400;
            color: var(--ky-primary);
            width: auto;
            height: auto;
            line-height: 1;
            transition: transform .25s ease;
            position: absolute;
            right: 24px;
        }
        .accordion-button:not(.collapsed)::after {
            transform: rotate(45deg);
            color: var(--ky-accent-dark);
        }
        .accordion-body {
            padding: 0 24px 20px;
            color: var(--ky-text-sub);
            font-size: 14px;
            line-height: 1.85;
        }

        /* ===== CTA ===== */
        .cta-section {
            padding: calc(var(--ky-space-lg) + 12px) 0;
            background: linear-gradient(rgba(11, 45, 38, .86), rgba(11, 45, 38, .92)), url('/assets/images/backpic/back-3.png');
            background-size: cover;
            background-position: center;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 16px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, .82);
            font-size: 15px;
            max-width: 620px;
            margin: 0 auto 28px;
            line-height: 1.8;
        }
        .cta-actions {
            display: flex;
            gap: 14px;
            justify-content: center;
            flex-wrap: wrap;
        }

        /* ===== Footer ===== */
        .ky-footer {
            background: var(--ky-primary-dark);
            color: rgba(255, 255, 255, .72);
            padding: 56px 0 0;
            font-size: 14px;
        }
        .ky-footer .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
            gap: 40px;
            padding-bottom: 32px;
        }
        .footer-brand .logo-icon {
            display: inline-block;
            margin-bottom: 10px;
        }
        .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            color: rgba(255, 255, 255, .62);
            font-size: 13px;
            line-height: 1.8;
            margin-bottom: 0;
        }
        .ky-footer h5 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .ky-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
            display: grid;
            gap: 8px;
        }
        .ky-footer ul a {
            color: rgba(255, 255, 255, .62);
            font-size: 13px;
            transition: color .2s;
        }
        .ky-footer ul a:hover {
            color: var(--ky-accent);
        }
        .footer-contact li {
            color: rgba(255, 255, 255, .62);
            font-size: 13px;
            line-height: 1.7;
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding: 20px 0;
            text-align: center;
            color: rgba(255, 255, 255, .45);
            font-size: 13px;
        }
        .footer-bottom p {
            margin-bottom: 0;
        }

        /* ===== 响应式 ===== */
        @media (max-width: 1024px) {
            .intro-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .intro-media img {
                height: 300px;
            }
            .value-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .value-card {
                padding: 24px 20px;
            }
            .ky-footer .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
            .category-hero h1 {
                font-size: 30px;
            }
        }
        @media (max-width: 768px) {
            .ky-header-top .container {
                flex-direction: row;
                flex-wrap: wrap;
                gap: 8px;
            }
            .brand-tag {
                display: none;
            }
            .ky-header-nav .navbar-nav {
                flex-direction: column;
                gap: 0;
                padding: 8px 0 16px;
            }
            .ky-header-nav .nav-link {
                padding: 12px 12px;
                border-left: 3px solid transparent;
                border-bottom: none;
            }
            .ky-header-nav .nav-link.active {
                border-left-color: var(--ky-accent);
                border-bottom: none;
            }
            .top-actions .login-link {
                display: none;
            }
            .coverage-grid {
                grid-template-columns: 1fr;
                gap: 16px;
            }
            .category-hero {
                padding: 48px 0 56px;
            }
            .category-hero h1 {
                font-size: 28px;
            }
            .section-title {
                font-size: 24px;
            }
            .cta-section h2 {
                font-size: 26px;
            }
            .ky-footer .footer-grid {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .process-num {
                font-size: 26px;
            }
            .ky-header-nav .navbar-collapse {
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: var(--ky-primary);
                padding: 0 16px;
                border-top: 1px solid rgba(255, 255, 255, .08);
                box-shadow: 0 12px 24px rgba(11, 45, 38, .18);
            }
        }
        @media (max-width: 520px) {
            .brand-name {
                font-size: 17px;
            }
            .hero-actions,
            .cta-actions {
                flex-direction: column;
                align-items: stretch;
                width: 100%;
            }
            .hero-actions .btn-ky-primary,
            .hero-actions .btn-ky-outline,
            .cta-actions .btn-ky-primary,
            .cta-actions .btn-ky-outline {
                width: 100%;
            }
            .coverage-card {
                flex-direction: column;
                padding: 20px;
            }
            .coverage-icon {
                width: 46px;
                height: 46px;
            }
            .process-step {
                grid-template-columns: 48px 1fr;
                gap: 12px;
                padding: 20px 0;
            }
            .intro-media img {
                height: 220px;
            }
            .accordion-button {
                font-size: 14px;
                padding: 16px 44px 16px 18px;
            }
            .section-title {
                font-size: 22px;
            }
        }

/* roulang page: article */
:root {
    --ky-primary: #0E3B31;
    --ky-primary-dark: #0B2D26;
    --ky-primary-light: #2B6A5B;
    --ky-primary-bg: #E3EEE9;
    --ky-accent: #E6932A;
    --ky-accent-dark: #CC7A18;
    --ky-accent-bg: #FDF1E3;
    --ky-paper: #F5F4EF;
    --ky-surface: #FFFFFF;
    --ky-text: #2A2E2D;
    --ky-text-sub: #5E6B67;
    --ky-text-weak: #8A9793;
    --ky-border: #DCE3DF;
    --ky-radius-lg: 12px;
    --ky-radius-md: 8px;
    --ky-radius-sm: 6px;
    --ky-shadow-sm: 0 2px 10px rgba(11, 45, 38, .05);
    --ky-shadow-lg: 0 12px 28px rgba(11, 45, 38, .09);
    --ky-font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
}
:root {
    --bs-primary: #0E3B31;
    --bs-link-color: #0E3B31;
    --bs-link-hover-color: #2B6A5B;
    --bs-body-font-family: var(--ky-font);
    --bs-body-color: #2A2E2D;
    --bs-body-bg: #FFFFFF;
}
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth;
}
body {
    font-family: var(--ky-font);
    font-size: 16px;
    line-height: 1.75;
    color: var(--ky-text);
    background: var(--ky-surface);
    -webkit-font-smoothing: antialiased;
}
img {
    max-width: 100%;
    height: auto;
    display: block;
}
a {
    color: var(--ky-primary);
    text-decoration: none;
    transition: color .2s ease, background .2s ease, border-color .2s ease;
}
a:hover {
    color: var(--ky-primary-light);
}
.container {
    max-width: 1200px;
}
.btn {
    border-radius: 8px;
    padding: 10px 24px;
    font-weight: 600;
    transition: all .2s ease;
    display: inline-block;
}
.btn:focus,
.btn:focus-visible {
    outline: 2px solid var(--ky-accent);
    outline-offset: 2px;
    box-shadow: none;
}
.btn-ky-accent {
    background: var(--ky-accent);
    border: 1px solid var(--ky-accent);
    color: #fff;
}
.btn-ky-accent:hover {
    background: var(--ky-accent-dark);
    border-color: var(--ky-accent-dark);
    color: #fff;
}
.btn-ky-outline {
    background: transparent;
    border: 1px solid var(--ky-primary);
    color: var(--ky-primary);
}
.btn-ky-outline:hover {
    background: var(--ky-primary);
    color: #fff;
}
.btn-ky-white {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, .85);
    color: #fff;
}
.btn-ky-white:hover {
    background: rgba(255, 255, 255, .12);
    color: #fff;
}
.badge {
    border-radius: 999px;
    font-weight: 600;
    padding: 4px 12px;
    font-size: 12px;
    line-height: 1.5;
}

/* Header */
.ky-header {
    background: var(--ky-surface);
    border-bottom: 1px solid var(--ky-border);
}
.ky-header-top {
    padding: 12px 0;
    border-bottom: 1px solid #EDF1EE;
}
.ky-header-top .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.brand {
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo-icon {
    display: inline-flex;
    flex-shrink: 0;
}
.brand-name {
    font-size: 22px;
    font-weight: 700;
    color: var(--ky-text);
    letter-spacing: .5px;
}
.brand-tag {
    font-size: 13px;
    color: var(--ky-text-weak);
    border-left: 1px solid var(--ky-border);
    padding-left: 10px;
    line-height: 1.2;
}
.top-actions {
    display: flex;
    align-items: center;
    gap: 18px;
}
.login-link {
    font-size: 14px;
    color: var(--ky-text-sub);
    font-weight: 500;
}
.login-link:hover {
    color: var(--ky-primary);
}
.btn-ky-top {
    background: var(--ky-primary);
    color: #fff;
    border: none;
    border-radius: 8px;
    padding: 8px 20px;
    font-size: 14px;
    font-weight: 600;
    transition: all .2s ease;
}
.btn-ky-top:hover {
    background: var(--ky-primary-light);
    color: #fff;
}
.ky-header-nav {
    background: var(--ky-surface);
    border-top: 1px solid #F0F3F1;
}
.navbar {
    min-height: 54px;
}
.navbar-nav .nav-link {
    font-size: 15px;
    font-weight: 500;
    color: var(--ky-text-sub);
    padding: 14px 20px;
    border-bottom: 2px solid transparent;
    transition: all .2s ease;
}
.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus {
    color: var(--ky-primary);
    font-weight: 600;
}
.navbar-nav .nav-link.active {
    color: var(--ky-primary);
    font-weight: 600;
    border-bottom-color: var(--ky-primary);
}
.navbar-toggler {
    border: none;
    padding: 6px;
    border-radius: 6px;
}
.navbar-toggler:focus {
    box-shadow: none;
    outline: 2px solid var(--ky-accent);
    outline-offset: 2px;
}

/* Breadcrumb */
.breadcrumb-wrap {
    background: var(--ky-paper);
    padding: 16px 0;
    border-bottom: 1px solid var(--ky-border);
}
.breadcrumb-wrap .container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 6px;
    font-size: 14px;
    color: var(--ky-text-sub);
}
.breadcrumb-wrap a {
    color: var(--ky-text-sub);
}
.breadcrumb-wrap a:hover {
    color: var(--ky-primary);
}
.breadcrumb-wrap .sep {
    color: var(--ky-text-weak);
    margin: 0 2px;
}
.breadcrumb-wrap .current {
    color: var(--ky-text);
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 260px;
}

/* Article Layout */
.article-main {
    padding: 48px 0 20px;
    background: var(--ky-surface);
}
.post-card {
    max-width: 860px;
    margin: 0 auto;
    background: var(--ky-surface);
    border: 1px solid var(--ky-border);
    border-radius: var(--ky-radius-lg);
    padding: 48px 56px;
    box-shadow: var(--ky-shadow-sm);
}
.post-head {
    text-align: center;
    margin-bottom: 28px;
}
.post-head h1 {
    font-size: 34px;
    line-height: 1.4;
    font-weight: 700;
    color: var(--ky-text);
    margin-bottom: 20px;
    letter-spacing: .5px;
}
.post-meta {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px 24px;
    font-size: 14px;
    color: var(--ky-text-sub);
    padding-top: 16px;
    border-top: 1px solid #EEF2F0;
}
.post-meta .meta-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.post-meta .meta-item svg {
    opacity: .7;
}
.post-meta .meta-cat a {
    color: var(--ky-accent-dark);
    font-weight: 600;
}
.post-content {
    max-width: 760px;
    margin: 0 auto;
    font-size: 16px;
    line-height: 2;
    color: var(--ky-text);
}
.post-content p {
    margin-bottom: 16px;
}
.post-content h2 {
    font-size: 26px;
    line-height: 1.5;
    font-weight: 700;
    margin: 40px 0 16px;
    color: var(--ky-primary-dark);
}
.post-content h3 {
    font-size: 19px;
    line-height: 1.5;
    font-weight: 600;
    margin: 28px 0 12px;
    color: var(--ky-primary-dark);
}
.post-content img {
    width: 100%;
    border-radius: 12px;
    margin: 20px 0;
}
.post-content blockquote {
    border-left: 4px solid var(--ky-primary);
    background: var(--ky-primary-bg);
    padding: 20px 24px;
    border-radius: 0 8px 8px 0;
    margin: 24px 0;
    color: var(--ky-primary-dark);
    font-size: 15px;
}
.post-content ul,
.post-content ol {
    margin: 16px 0;
    padding-left: 24px;
}
.post-content li {
    margin-bottom: 8px;
}
.post-content a {
    color: var(--ky-accent-dark);
    text-decoration: underline;
}
.post-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 24px 0;
    font-size: 14px;
}
.post-content table th,
.post-content table td {
    border: 1px solid var(--ky-border);
    padding: 10px 14px;
}
.post-content table th {
    background: var(--ky-primary-bg);
    font-weight: 600;
}
.post-footer {
    text-align: center;
    padding-top: 36px;
    margin-top: 40px;
    border-top: 1px solid #EEF2F0;
}
.post-footer .btn {
    margin: 0 6px;
}
.post-not-found {
    max-width: 640px;
    margin: 0 auto;
    text-align: center;
    padding: 80px 24px;
}
.post-not-found h1 {
    font-size: 30px;
    font-weight: 700;
    color: var(--ky-text);
    margin-bottom: 12px;
}
.post-not-found p {
    color: var(--ky-text-sub);
    margin-bottom: 24px;
}

/* Related Section */
.related-section {
    padding: 64px 0;
    background: var(--ky-paper);
}
.section-title {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 36px;
}
.section-title .bar {
    width: 24px;
    height: 4px;
    background: var(--ky-primary);
    border-radius: 2px;
    flex-shrink: 0;
}
.section-title h2 {
    font-size: 28px;
    font-weight: 700;
    color: var(--ky-text);
    margin: 0;
}
.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.related-card {
    background: var(--ky-surface);
    border: 1px solid var(--ky-border);
    border-radius: var(--ky-radius-lg);
    padding: 16px;
    transition: box-shadow .25s ease, transform .25s ease, border-color .25s ease;
    display: flex;
    flex-direction: column;
}
.related-card:hover {
    box-shadow: var(--ky-shadow-lg);
    transform: translateY(-4px);
    border-color: var(--ky-primary-light);
}
.related-cover {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 16 / 9;
    background: var(--ky-primary-bg);
    margin-bottom: 16px;
}
.related-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.related-tag {
    position: absolute;
    top: 12px;
    left: 12px;
    background: var(--ky-accent);
    color: #fff;
    font-size: 12px;
    padding: 4px 12px;
    border-radius: 999px;
    font-weight: 600;
}
.related-card h3 {
    font-size: 17px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--ky-text);
    margin-bottom: 8px;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    min-height: 48px;
}
.related-card p {
    font-size: 14px;
    line-height: 1.7;
    color: var(--ky-text-sub);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    margin-bottom: 16px;
    flex-grow: 1;
    min-height: 44px;
}
.related-more {
    font-size: 14px;
    font-weight: 600;
    color: var(--ky-primary);
}

/* CTA */
.cta-section {
    position: relative;
    background: linear-gradient(rgba(11, 45, 38, .94), rgba(11, 45, 38, .94)), url('/assets/images/backpic/back-1.png') center / cover no-repeat;
    padding: 64px 0;
    text-align: center;
}
.cta-inner {
    max-width: 680px;
    margin: 0 auto;
}
.cta-section h2 {
    font-size: 30px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 14px;
}
.cta-section p {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, .85);
    margin-bottom: 28px;
}
.cta-btns {
    display: flex;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}
.cta-btns .btn {
    min-width: 150px;
}

/* Footer */
.ky-footer {
    background: var(--ky-primary-dark);
    color: rgba(255, 255, 255, .78);
    padding: 56px 0 0;
    font-size: 14px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.3fr;
    gap: 40px;
    padding-bottom: 40px;
}
.footer-brand .logo-icon {
    margin-bottom: 14px;
}
.footer-brand-name {
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 10px;
}
.footer-brand p {
    font-size: 13px;
    line-height: 1.8;
    color: rgba(255, 255, 255, .65);
    max-width: 280px;
}
.ky-footer h5 {
    font-size: 15px;
    font-weight: 600;
    color: #fff;
    margin-bottom: 16px;
}
.ky-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.ky-footer ul li {
    margin-bottom: 10px;
}
.ky-footer ul a {
    color: rgba(255, 255, 255, .65);
    transition: color .2s ease;
}
.ky-footer ul a:hover {
    color: var(--ky-accent);
}
.footer-contact li {
    color: rgba(255, 255, 255, .65);
}
.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, .12);
    padding: 18px 0;
    font-size: 13px;
    color: rgba(255, 255, 255, .5);
    text-align: center;
}
.footer-bottom p {
    margin: 0;
}

/* Responsive */
@media (max-width: 992px) {
    .navbar-nav .nav-link {
        padding: 14px 12px;
        font-size: 15px;
    }
    .brand-tag {
        display: none;
    }
    .ky-header-nav .navbar-collapse {
        background: var(--ky-surface);
        border-radius: 8px;
        padding: 8px;
        box-shadow: var(--ky-shadow-lg);
        margin-top: 6px;
    }
    .navbar-nav .nav-link {
        border-bottom: none;
        border-left: 2px solid transparent;
        border-radius: 4px;
    }
    .navbar-nav .nav-link.active {
        border-bottom: none;
        border-left-color: var(--ky-primary);
        background: var(--ky-primary-bg);
    }
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }
}
@media (max-width: 768px) {
    .article-main {
        padding: 32px 0;
    }
    .post-card {
        padding: 28px 20px;
        border-radius: 10px;
    }
    .post-head h1 {
        font-size: 26px;
    }
    .post-meta {
        gap: 8px 16px;
        font-size: 13px;
    }
    .related-grid {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
    }
    .section-title h2 {
        font-size: 24px;
    }
    .cta-section h2 {
        font-size: 24px;
    }
}
@media (max-width: 520px) {
    .ky-header-top {
        padding: 10px 0;
    }
    .brand-name {
        font-size: 18px;
    }
    .btn-ky-top {
        padding: 6px 14px;
        font-size: 13px;
    }
    .login-link {
        font-size: 13px;
    }
    .post-card {
        padding: 22px 16px;
    }
    .post-head h1 {
        font-size: 22px;
    }
    .post-meta {
        justify-content: flex-start;
        flex-direction: column;
        align-items: flex-start;
        gap: 6px;
    }
    .related-grid {
        grid-template-columns: 1fr;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 24px;
    }
    .cta-btns {
        flex-direction: column;
    }
    .cta-btns .btn {
        width: 100%;
    }
    .breadcrumb-wrap .current {
        max-width: 180px;
    }
}

/* roulang page: category2 */
:root {
            --ky-primary: #0E3B31;
            --ky-primary-dark: #0B2D26;
            --ky-primary-light: #2B6A5B;
            --ky-primary-bg: #E3EEE9;
            --ky-accent: #E6932A;
            --ky-accent-dark: #CC7A18;
            --ky-accent-bg: #FDF1E3;
            --ky-paper: #F5F4EF;
            --ky-surface: #FFFFFF;
            --ky-text: #2A2E2D;
            --ky-text-sub: #5E6B67;
            --ky-text-weak: #8A9793;
            --ky-border: #DCE3DF;
            --ky-radius-lg: 12px;
            --ky-radius-md: 8px;
            --ky-radius-sm: 6px;
            --ky-shadow-sm: 0 2px 10px rgba(11, 45, 38, .05);
            --ky-shadow-lg: 0 12px 28px rgba(11, 45, 38, .09);
            --ky-transition: .25s ease;
            --bs-body-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", sans-serif;
            --bs-body-color: var(--ky-text);
            --bs-body-bg: var(--ky-surface);
            --bs-primary: var(--ky-primary);
            --bs-link-color: var(--ky-primary);
            --bs-link-hover-color: var(--ky-accent);
        }

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

        body {
            margin: 0;
            font-family: var(--bs-body-font-family);
            font-size: 15px;
            line-height: 1.75;
            color: var(--ky-text);
            background: var(--ky-surface);
            -webkit-font-smoothing: antialiased;
        }

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

        a {
            color: var(--ky-primary);
            text-decoration: none;
            transition: color var(--ky-transition);
        }

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

        h1,
        h2,
        h3,
        h4 {
            font-weight: 700;
            color: var(--ky-text);
            line-height: 1.4;
        }

        h1 {
            font-size: 36px;
        }
        h2 {
            font-size: 28px;
        }
        h3 {
            font-size: 19px;
            font-weight: 600;
        }
        h4 {
            font-size: 16px;
            font-weight: 600;
        }

        .container {
            max-width: 1200px;
        }

        .section {
            padding: 64px 0;
        }

        .section-head {
            margin-bottom: 40px;
        }
        .section-head.center {
            text-align: center;
            max-width: 720px;
            margin-left: auto;
            margin-right: auto;
        }
        .section-head .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .08em;
            color: var(--ky-primary);
            background: var(--ky-primary-bg);
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 12px;
        }
        .section-head h2 {
            margin-bottom: 12px;
            position: relative;
        }
        .section-head h2::before {
            content: "";
            display: inline-block;
            width: 24px;
            height: 4px;
            background: var(--ky-accent);
            border-radius: 2px;
            margin-right: 10px;
            vertical-align: middle;
        }
        .section-head.center h2::before {
            display: none;
        }
        .section-head.center h2 {
            display: inline-block;
            position: relative;
            padding-bottom: 12px;
        }
        .section-head.center h2::after {
            content: "";
            display: block;
            width: 42px;
            height: 4px;
            background: var(--ky-accent);
            border-radius: 2px;
            margin: 12px auto 0;
        }
        .section-head p {
            color: var(--ky-text-sub);
            font-size: 15px;
            margin-top: 8px;
        }

        .section.subtle-bg {
            background: var(--ky-paper);
        }

        /* ===== Buttons ===== */
        .btn-ky-primary,
        .btn-ky-outline,
        .btn-ky-outline-light,
        .btn-ky-accent {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            font-size: 15px;
            font-weight: 600;
            border-radius: var(--ky-radius-md);
            padding: 10px 22px;
            border: 1px solid transparent;
            cursor: pointer;
            transition: all var(--ky-transition);
            line-height: 1.5;
        }

        .btn-ky-primary {
            background: var(--ky-primary);
            color: #fff;
        }
        .btn-ky-primary:hover {
            background: var(--ky-primary-dark);
            color: #fff;
            box-shadow: var(--ky-shadow-lg);
            transform: translateY(-2px);
        }

        .btn-ky-outline {
            background: transparent;
            color: var(--ky-primary);
            border-color: var(--ky-primary);
        }
        .btn-ky-outline:hover {
            background: var(--ky-primary);
            color: #fff;
            transform: translateY(-2px);
        }

        .btn-ky-outline-light {
            background: transparent;
            color: #fff;
            border-color: rgba(255, 255, 255, .65);
        }
        .btn-ky-outline-light:hover {
            background: rgba(255, 255, 255, .12);
            color: #fff;
            border-color: #fff;
        }

        .btn-ky-accent {
            background: var(--ky-accent);
            color: #fff;
        }
        .btn-ky-accent:hover {
            background: var(--ky-accent-dark);
            color: #fff;
            box-shadow: 0 8px 20px rgba(230, 147, 42, .25);
            transform: translateY(-2px);
        }

        .btn-lg {
            padding: 14px 32px;
            font-size: 16px;
            border-radius: 10px;
        }

        .btn-ky-top {
            display: inline-flex;
            align-items: center;
            background: var(--ky-accent);
            color: #fff;
            font-size: 14px;
            font-weight: 600;
            border-radius: 999px;
            padding: 7px 16px;
            transition: all var(--ky-transition);
        }
        .btn-ky-top:hover {
            background: var(--ky-accent-dark);
            color: #fff;
        }

        .login-link {
            font-size: 14px;
            color: var(--ky-text-sub);
            font-weight: 500;
            margin-right: 14px;
        }
        .login-link:hover {
            color: var(--ky-primary);
        }

        /* ===== Header ===== */
        .ky-header {
            background: var(--ky-surface);
            border-bottom: 1px solid var(--ky-border);
            position: relative;
            z-index: 1050;
        }

        .ky-header-top {
            background: var(--ky-surface);
            padding: 12px 0;
            border-bottom: 1px solid rgba(220, 227, 223, .5);
        }
        .ky-header-top .container {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
        }

        .brand {
            display: flex;
            align-items: center;
            gap: 10px;
            min-width: 0;
        }
        .brand .logo-icon {
            flex-shrink: 0;
            display: inline-flex;
        }
        .brand-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--ky-primary);
            letter-spacing: .01em;
            white-space: nowrap;
        }
        .brand-tag {
            font-size: 12px;
            color: var(--ky-text-weak);
            border-left: 1px solid var(--ky-border);
            padding-left: 12px;
            margin-left: 4px;
            white-space: nowrap;
        }

        .top-actions {
            display: flex;
            align-items: center;
            flex-shrink: 0;
        }

        .ky-header-nav {
            background: var(--ky-surface);
        }
        .ky-header-nav.navbar-sticky {
            position: sticky;
            top: 0;
            z-index: 1029;
            box-shadow: 0 1px 0 rgba(220, 227, 223, .6);
        }

        .ky-header-nav .navbar-nav {
            display: flex;
            flex-wrap: wrap;
            gap: 2px;
        }
        .ky-header-nav .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--ky-text-sub);
            padding: 14px 18px !important;
            border-bottom: 2px solid transparent;
            transition: all var(--ky-transition);
        }
        .ky-header-nav .nav-link:hover,
        .ky-header-nav .nav-link:focus {
            color: var(--ky-primary);
            font-weight: 600;
        }
        .ky-header-nav .nav-link.active {
            color: var(--ky-primary);
            font-weight: 600;
            border-bottom-color: var(--ky-accent);
        }

        .navbar-toggler {
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-md);
            padding: 6px 10px;
            background: var(--ky-surface);
        }
        .navbar-toggler:focus {
            box-shadow: 0 0 0 3px rgba(14, 59, 49, .15);
        }

        @media (max-width: 991.98px) {
            .ky-header-nav .navbar-collapse {
                background: var(--ky-surface);
                border-top: 1px solid var(--ky-border);
                margin-top: 0;
                padding: 8px 4px;
            }
            .ky-header-nav .nav-link {
                display: block;
                width: 100%;
                padding: 12px 16px !important;
                border-radius: var(--ky-radius-md);
                border-bottom: none;
            }
            .ky-header-nav .nav-link.active {
                background: var(--ky-primary-bg);
                border-bottom: none;
            }
            .brand-tag {
                display: none;
            }
        }

        @media (max-width: 575.98px) {
            .brand-name {
                font-size: 19px;
            }
            .login-link {
                display: none;
            }
            .ky-header-top {
                padding: 10px 0;
            }
        }

        /* ===== Category Hero ===== */
        .cat-hero {
            position: relative;
            background:
                linear-gradient(135deg, rgba(11, 45, 38, .92), rgba(14, 59, 49, .82)),
                url('/assets/images/backpic/back-2.png') center / cover no-repeat;
            padding: 72px 0;
            color: #fff;
            min-height: 300px;
        }
        .cat-hero .container {
            position: relative;
            z-index: 2;
        }
        .cat-hero-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
        }
        .cat-hero-eyebrow {
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .08em;
            color: var(--ky-accent);
            text-transform: uppercase;
            margin-bottom: 10px;
        }
        .cat-hero h1 {
            font-size: 36px;
            font-weight: 800;
            color: #fff;
            margin-bottom: 14px;
            letter-spacing: .01em;
        }
        .cat-hero-sub {
            font-size: 16px;
            color: rgba(255, 255, 255, .82);
            max-width: 560px;
            line-height: 1.8;
            margin-bottom: 28px;
        }
        .cat-hero-actions {
            display: flex;
            gap: 14px;
            flex-wrap: wrap;
        }

        .cat-hero-stats {
            display: flex;
            gap: 18px;
            flex-shrink: 0;
        }
        .stat-item {
            background: rgba(255, 255, 255, .08);
            border: 1px solid rgba(255, 255, 255, .16);
            border-radius: var(--ky-radius-lg);
            padding: 18px 22px;
            text-align: center;
            min-width: 108px;
        }
        .stat-item strong {
            display: block;
            font-size: 26px;
            font-weight: 800;
            color: var(--ky-accent);
            line-height: 1.3;
        }
        .stat-item span {
            font-size: 13px;
            color: rgba(255, 255, 255, .78);
        }

        @media (max-width: 991.98px) {
            .cat-hero-inner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cat-hero-stats {
                width: 100%;
                flex-wrap: wrap;
            }
            .stat-item {
                flex: 1;
                min-width: 80px;
            }
        }

        @media (max-width: 767.98px) {
            .cat-hero {
                padding: 56px 0;
            }
            .cat-hero h1 {
                font-size: 30px;
            }
            .cat-hero-stats {
                gap: 10px;
            }
            .stat-item {
                padding: 14px 12px;
            }
            .stat-item strong {
                font-size: 22px;
            }
        }

        /* ===== Split Text + Image ===== */
        .split-row {
            display: grid;
            grid-template-columns: 5fr 7fr;
            gap: 48px;
            align-items: center;
        }
        .split-row.reverse {
            grid-template-columns: 7fr 5fr;
        }
        .split-media img {
            border-radius: var(--ky-radius-lg);
            box-shadow: var(--ky-shadow-lg);
            width: 100%;
            object-fit: cover;
        }
        .split-text .section-tag {
            display: inline-block;
            font-size: 13px;
            font-weight: 600;
            letter-spacing: .08em;
            color: var(--ky-primary);
            background: var(--ky-primary-bg);
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 14px;
        }
        .split-text h2 {
            font-size: 28px;
            margin-bottom: 16px;
        }
        .split-text p {
            color: var(--ky-text-sub);
            margin-bottom: 16px;
        }

        .check-list {
            list-style: none;
            padding: 0;
            margin: 20px 0 0;
        }
        .check-list li {
            position: relative;
            padding-left: 30px;
            margin-bottom: 12px;
            color: var(--ky-text);
            line-height: 1.7;
        }
        .check-list li::before {
            content: "";
            position: absolute;
            left: 0;
            top: 4px;
            width: 18px;
            height: 18px;
            border-radius: 50%;
            background: var(--ky-primary-bg);
            border: 2px solid var(--ky-primary);
        }
        .check-list li::after {
            content: "";
            position: absolute;
            left: 6px;
            top: 10px;
            width: 6px;
            height: 10px;
            border: solid var(--ky-primary);
            border-width: 0 2px 2px 0;
            transform: rotate(45deg);
        }

        @media (max-width: 991.98px) {
            .split-row,
            .split-row.reverse {
                grid-template-columns: 1fr;
                gap: 28px;
            }
        }

        /* ===== Journey List ===== */
        .journey-section {
            background: var(--ky-paper);
        }
        .journey-list {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }
        .journey-item {
            background: var(--ky-surface);
            border-radius: var(--ky-radius-lg);
            border: 1px solid var(--ky-border);
            padding: 28px;
            display: flex;
            gap: 20px;
            box-shadow: var(--ky-shadow-sm);
            transition: all var(--ky-transition);
        }
        .journey-item:hover {
            box-shadow: var(--ky-shadow-lg);
            border-color: var(--ky-primary-light);
            transform: translateY(-3px);
        }
        .journey-num {
            flex-shrink: 0;
            font-size: 30px;
            font-weight: 800;
            color: var(--ky-accent);
            background: var(--ky-accent-bg);
            border-radius: var(--ky-radius-md);
            width: 52px;
            height: 52px;
            display: flex;
            align-items: center;
            justify-content: center;
            line-height: 1;
        }
        .journey-item h3 {
            margin-bottom: 6px;
        }
        .journey-item p {
            color: var(--ky-text-sub);
            font-size: 14px;
            margin: 0;
        }

        @media (max-width: 767.98px) {
            .journey-list {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Resource Blocks ===== */
        .resource-section {
            background: var(--ky-surface);
        }
        .resource-block {
            display: grid;
            grid-template-columns: 5fr 6fr;
            gap: 44px;
            align-items: center;
            padding: 48px 0;
            border-bottom: 1px solid var(--ky-border);
        }
        .resource-block:last-child {
            border-bottom: none;
            padding-bottom: 0;
        }
        .resource-block.reverse {
            grid-template-columns: 6fr 5fr;
        }
        .resource-image img {
            width: 100%;
            height: 280px;
            object-fit: cover;
            border-radius: var(--ky-radius-lg);
            box-shadow: var(--ky-shadow-lg);
        }
        .resource-icon {
            display: inline-flex;
            width: 48px;
            height: 48px;
            border-radius: var(--ky-radius-md);
            background: var(--ky-primary-bg);
            color: var(--ky-primary);
            align-items: center;
            justify-content: center;
            margin-bottom: 16px;
        }
        .resource-content h3 {
            font-size: 22px;
            margin-bottom: 10px;
        }
        .resource-content p {
            color: var(--ky-text-sub);
            margin-bottom: 16px;
        }
        .resource-feats {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }
        .resource-feats span {
            background: var(--ky-paper);
            border: 1px solid var(--ky-border);
            border-radius: 999px;
            padding: 5px 14px;
            font-size: 13px;
            color: var(--ky-text-sub);
        }

        @media (max-width: 991.98px) {
            .resource-block,
            .resource-block.reverse {
                grid-template-columns: 1fr;
                gap: 24px;
                padding: 36px 0;
            }
            .resource-image img {
                height: 220px;
            }
        }

        /* ===== Client List ===== */
        .clients-section {
            background: var(--ky-primary-dark);
            color: #fff;
        }
        .clients-section .section-head h2 {
            color: #fff;
        }
        .clients-section .section-head p {
            color: rgba(255, 255, 255, .7);
        }
        .clients-section .section-tag {
            background: rgba(230, 147, 42, .18);
            color: var(--ky-accent);
        }
        .client-list {
            max-width: 860px;
            margin: 0 auto;
        }
        .client-item {
            display: flex;
            gap: 24px;
            padding: 24px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .12);
        }
        .client-item:last-child {
            border-bottom: none;
        }
        .client-index {
            flex-shrink: 0;
            font-size: 18px;
            font-weight: 800;
            color: var(--ky-accent);
            background: rgba(230, 147, 42, .15);
            border-radius: 50%;
            width: 42px;
            height: 42px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-top: 2px;
        }
        .client-item h3 {
            color: #fff;
            font-size: 18px;
            margin-bottom: 6px;
        }
        .client-item p {
            color: rgba(255, 255, 255, .7);
            font-size: 14px;
            margin: 0;
        }

        @media (max-width: 575.98px) {
            .client-item {
                gap: 16px;
            }
        }

        /* ===== FAQ Accordion ===== */
        .faq-section {
            background: var(--ky-paper);
        }
        .faq-section .container.narrow {
            max-width: 860px;
        }
        .ky-accordion .accordion-item {
            background: var(--ky-surface);
            border: 1px solid var(--ky-border);
            border-radius: var(--ky-radius-lg) !important;
            margin-bottom: 14px;
            overflow: hidden;
            box-shadow: var(--ky-shadow-sm);
            transition: box-shadow var(--ky-transition);
        }
        .ky-accordion .accordion-item:hover {
            box-shadow: var(--ky-shadow-lg);
        }
        .ky-accordion .accordion-button {
            font-size: 16px;
            font-weight: 600;
            color: var(--ky-text);
            background: var(--ky-surface);
            padding: 16px 24px;
            border: none;
            min-height: 54px;
            line-height: 1.5;
            border-radius: 0;
            position: relative;
        }
        .ky-accordion .accordion-button::after {
            content: "";
            width: 18px;
            height: 18px;
            background: none;
            border-right: 2px solid var(--ky-primary);
            border-bottom: 2px solid var(--ky-primary);
            transform: rotate(45deg);
            transition: transform .25s ease;
            margin-left: auto;
        }
        .ky-accordion .accordion-button:not(.collapsed)::after {
            transform: rotate(225deg);
            border-color: var(--ky-primary);
        }
        .ky-accordion .accordion-button:not(.collapsed) {
            color: var(--ky-primary);
            background: var(--ky-primary-bg);
        }
        .ky-accordion .accordion-button:focus {
            box-shadow: 0 0 0 3px rgba(14, 59, 49, .12);
            outline: none;
        }
        .ky-accordion .accordion-body {
            padding: 20px 24px;
            font-size: 14px;
            line-height: 1.8;
            color: var(--ky-text-sub);
            border-top: 1px solid var(--ky-border);
        }

        /* ===== CTA ===== */
        .cta-section {
            position: relative;
            background:
                linear-gradient(rgba(11, 45, 38, .92), rgba(11, 45, 38, .94)),
                url('/assets/images/backpic/back-1.png') center / cover no-repeat;
            padding: 80px 0;
            text-align: center;
            color: #fff;
        }
        .cta-section h2 {
            color: #fff;
            font-size: 30px;
            font-weight: 800;
            margin-bottom: 14px;
        }
        .cta-section p {
            color: rgba(255, 255, 255, .8);
            font-size: 16px;
            max-width: 520px;
            margin: 0 auto 28px;
        }
        .cta-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
        }

        @media (max-width: 767.98px) {
            .cta-section {
                padding: 56px 0;
            }
            .cta-section h2 {
                font-size: 24px;
            }
        }

        /* ===== Footer ===== */
        .ky-footer {
            background: var(--ky-primary-dark);
            color: rgba(255, 255, 255, .68);
            padding: 56px 0 24px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 2fr 1fr 1fr 1.3fr;
            gap: 40px;
            margin-bottom: 36px;
        }
        .footer-brand .logo-icon {
            display: inline-flex;
            margin-bottom: 12px;
        }
        .footer-brand-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 10px;
        }
        .footer-brand p {
            font-size: 14px;
            line-height: 1.8;
            color: rgba(255, 255, 255, .58);
            max-width: 280px;
        }
        .ky-footer h5 {
            color: #fff;
            font-size: 15px;
            font-weight: 600;
            margin-bottom: 16px;
        }
        .ky-footer ul {
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .ky-footer li {
            margin-bottom: 10px;
        }
        .ky-footer a {
            color: rgba(255, 255, 255, .62);
            font-size: 14px;
        }
        .ky-footer a:hover {
            color: var(--ky-accent);
        }
        .footer-contact li {
            font-size: 14px;
            line-height: 1.7;
            color: rgba(255, 255, 255, .55);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .1);
            padding-top: 20px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: rgba(255, 255, 255, .45);
            margin: 0;
        }

        @media (max-width: 991.98px) {
            .footer-grid {
                grid-template-columns: 1fr 1fr;
                gap: 32px;
            }
        }
        @media (max-width: 575.98px) {
            .footer-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== Section spacing mobile ===== */
        @media (max-width: 767.98px) {
            .section {
                padding: 40px 0;
            }
            .split-text h2,
            .section-head h2 {
                font-size: 24px;
            }
            .cat-hero h1 {
                font-size: 28px;
            }
        }