/* roulang page: index */
:root {
            --color-ink: #0B1D15;
            --color-pine: #102B1E;
            --color-pine-light: #1A3D2D;
            --color-emerald: #00C98D;
            --color-emerald-dim: rgba(0, 201, 141, .18);
            --color-gold: #E8B64A;
            --color-gold-dim: rgba(232, 182, 74, .14);
            --color-cream: #F5F1E8;
            --color-paper: #FFFDF8;
            --color-body-text: #D9E5DE;
            --color-muted: #8BA89A;
            --color-border: rgba(0, 201, 141, .16);
            --radius-card: 16px;
            --radius-btn: 8px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, .18);
            --shadow-card-hover: 0 8px 32px rgba(0, 201, 141, .12), 0 2px 8px rgba(0, 0, 0, .24);
            --shadow-gold: 0 4px 32px rgba(232, 182, 74, .2);
        }

        *,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
            line-height: 1.7;
            background-color: var(--color-ink);
            color: var(--color-body-text);
            -webkit-font-smoothing: antialiased;
        }

        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }

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

        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }

        /* ===== 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 999;
            height: 72px;
            display: flex;
            align-items: center;
            background: rgba(11, 29, 21, .85);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 201, 141, .08);
            transition: background .3s ease, box-shadow .3s ease;
        }

        .site-header.scrolled {
            background: rgba(11, 29, 21, .92);
            box-shadow: 0 4px 30px rgba(0, 0, 0, .35);
        }

        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 100%;
        }

        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }

        .logo-text {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            line-height: 1.2;
        }

        .logo-text em {
            font-style: normal;
            color: var(--color-gold);
        }

        .logo-sub {
            font-size: 12px;
            color: var(--color-muted);
            border-left: 1px solid rgba(232, 182, 74, .4);
            padding-left: 8px;
            line-height: 1.2;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 15px;
            color: var(--color-body-text);
            font-weight: 500;
            padding: 6px 2px;
            position: relative;
            transition: color .2s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--color-gold);
            transition: width .3s ease;
        }

        .nav-link:hover {
            color: var(--color-emerald);
        }

        .nav-link:hover::after {
            width: 100%;
        }

        .nav-link.active {
            color: var(--color-emerald);
        }

        .nav-link.active::after {
            width: 100%;
        }

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
        }

        .mobile-menu-btn span {
            width: 26px;
            height: 2px;
            background: var(--color-body-text);
            border-radius: 2px;
            transition: all .3s ease;
        }

        .mobile-menu-btn.open span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }

        .mobile-menu-btn.open span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-btn.open span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }

        .mobile-drawer {
            position: fixed;
            top: 0;
            right: -100%;
            width: 100%;
            height: 100vh;
            background: var(--color-ink);
            z-index: 998;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 0;
            transition: right .4s ease;
            opacity: .98;
        }

        .mobile-drawer.open {
            right: 0;
        }

        .mobile-drawer a {
            font-size: 24px;
            font-weight: 600;
            color: var(--color-body-text);
            line-height: 3rem;
            padding: 0 24px;
            transition: color .2s;
        }

        .mobile-drawer a:hover {
            color: var(--color-emerald);
        }

        .mobile-drawer a.active {
            color: var(--color-emerald);
        }

        .mobile-drawer-close {
            position: absolute;
            top: 20px;
            right: 24px;
            font-size: 28px;
            background: none;
            border: none;
            color: var(--color-body-text);
            cursor: pointer;
        }

        @media (max-width: 992px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            background-image: linear-gradient(135deg, rgba(11, 29, 21, .92) 0%, rgba(11, 29, 21, .75) 55%, rgba(16, 43, 30, .7) 100%),
                url('/assets/images/backpic/back-1.webp');
            background-size: cover;
            background-position: center;
            background-attachment: fixed;
            overflow: hidden;
            padding: 120px 0 80px;
        }

        .hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(0, 201, 141, .05) 1px, transparent 1px),
                linear-gradient(90deg, rgba(0, 201, 141, .05) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
            z-index: 1;
        }

        .hero::after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: -5%;
            right: -5%;
            height: 80px;
            background: var(--color-ink);
            transform: skewY(-8deg);
            z-index: 2;
        }

        .hero-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 55% 45%;
            gap: 60px;
            align-items: center;
            position: relative;
            z-index: 3;
            width: 100%;
        }

        .hero-content {
            max-width: 620px;
        }

        .hero-badge-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 28px;
        }

        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            background: var(--color-emerald-dim);
            border: 1px solid rgba(0, 201, 141, .25);
            border-radius: 999px;
            padding: 6px 16px;
            font-size: 13px;
            color: var(--color-body-text);
            font-weight: 500;
        }

        .hero-badge i {
            width: 6px;
            height: 6px;
            background: var(--color-emerald);
            border-radius: 50%;
            display: inline-block;
            animation: pulse-dot 2s infinite;
        }

        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: .5;
                transform: scale(1.4);
            }
        }

        .hero-visual {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: var(--shadow-card-hover);
        }

        .hero-visual img {
            width: 100%;
            height: 440px;
            object-fit: cover;
            object-position: center;
        }

        .hero-visual-bar {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            padding: 16px 24px;
            background: rgba(11, 29, 21, .8);
            backdrop-filter: blur(8px);
            font-size: 14px;
            color: var(--color-body-text);
            border-top: 1px solid rgba(0, 201, 141, .15);
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .gold-stamp {
            position: absolute;
            top: 20px;
            right: 20px;
            width: 76px;
            height: 76px;
            border: 2px solid var(--color-gold);
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-gold);
            font-size: 18px;
            font-weight: 700;
            letter-spacing: 2px;
            transform: rotate(-15deg);
            background: rgba(232, 182, 74, .12);
            backdrop-filter: blur(4px);
            z-index: 2;
            box-shadow: 0 0 30px rgba(232, 182, 74, .3);
            animation: stamp-glow 3s ease-in-out infinite;
        }

        @keyframes stamp-glow {
            0%,
            100% {
                box-shadow: 0 0 20px rgba(232, 182, 74, .2);
            }
            50% {
                box-shadow: 0 0 40px rgba(232, 182, 74, .4);
            }
        }

        @media (max-width: 992px) {
            .hero {
                background-attachment: scroll;
                padding: 100px 0 60px;
            }
            .hero-inner {
                grid-template-columns: 1fr;
                gap: 36px;
            }
            .hero-content {
                order: 1;
                text-align: center;
            }
            .hero-badge-row {
                justify-content: center;
            }
            .hero-visual {
                order: 2;
                max-width: 90%;
                margin: 0 auto;
            }
            .hero-visual img {
                height: 320px;
            }
        }

        @media (max-width: 576px) {
            .hero-inner {
                padding: 0 16px;
            }
            .hero-visual {
                max-width: 100%;
            }
        }

        /* ===== 区块通用 ===== */
        .section {
            padding: 100px 0;
        }

        .section-label {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            font-weight: 600;
            color: var(--color-gold);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 12px;
        }

        .section-label::before {
            content: '';
            width: 24px;
            height: 2px;
            background: var(--color-gold);
            border-radius: 2px;
        }

        .section-title {
            font-size: 36px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            line-height: 1.3;
            margin-bottom: 16px;
        }

        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 640px;
            line-height: 1.7;
        }

        .section-head {
            display: flex;
            align-items: flex-end;
            justify-content: space-between;
            gap: 24px;
            margin-bottom: 48px;
            flex-wrap: wrap;
        }

        @media (max-width: 768px) {
            .section {
                padding: 70px 0;
            }
            .section-title {
                font-size: 28px;
            }
        }

        /* ===== 按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-weight: 600;
            font-size: 15px;
            cursor: pointer;
            border: none;
            transition: all .2s ease;
            white-space: nowrap;
        }

        .btn-primary {
            background: var(--color-emerald);
            color: #0B1D15;
        }

        .btn-primary:hover {
            background: #00E3A0;
            transform: translateY(-2px);
            box-shadow: 0 6px 24px rgba(0, 201, 141, .25);
        }

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

        .btn-secondary {
            background: transparent;
            color: var(--color-emerald);
            border: 1px solid var(--color-emerald);
        }

        .btn-secondary:hover {
            background: var(--color-emerald-dim);
            border-color: #00E3A0;
            color: #00E3A0;
        }

        .btn-gold {
            background: linear-gradient(135deg, #F5C859, var(--color-gold));
            color: #1A2E20;
            box-shadow: var(--shadow-gold);
        }

        .btn-gold:hover {
            background: linear-gradient(135deg, #FFD970, #F0C04A);
            transform: translateY(-2px);
            box-shadow: 0 8px 40px rgba(232, 182, 74, .3);
        }

        .btn-lg {
            height: 54px;
            padding: 0 36px;
            font-size: 16px;
        }

        .btn-sm {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        /* ===== 优惠阶梯 ===== */
        .pack-section {
            background: var(--color-ink);
            position: relative;
        }

        .pack-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
            align-items: stretch;
        }

        .pack-card {
            background: var(--color-pine);
            border-radius: var(--radius-card);
            padding: 48px 36px 40px;
            position: relative;
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: transform .3s ease, box-shadow .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .pack-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-card-hover);
        }

        .pack-card.featured {
            padding: 64px 36px 52px;
            background: linear-gradient(170deg, var(--color-pine-light) 0%, var(--color-pine) 70%);
            border-left: 1px solid var(--color-gold);
            border-right: 1px solid var(--color-gold);
            box-shadow: var(--shadow-gold);
        }

        .pack-card.featured::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 1px;
            height: 100%;
            background: linear-gradient(to bottom, transparent, var(--color-gold), transparent);
        }

        .pack-num {
            position: absolute;
            top: 20px;
            right: 24px;
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 72px;
            font-weight: 700;
            color: rgba(255, 255, 255, .06);
            line-height: 1;
            pointer-events: none;
            user-select: none;
        }

        .pack-tag {
            display: inline-flex;
            align-items: center;
            background: var(--color-gold-dim);
            border: 1px solid rgba(232, 182, 74, .3);
            color: var(--color-gold);
            font-size: 12px;
            font-weight: 600;
            padding: 4px 14px;
            border-radius: 999px;
            margin-bottom: 20px;
            letter-spacing: .5px;
        }

        .pack-title {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .pack-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
            margin-bottom: 24px;
        }

        .pack-list {
            list-style: none;
            margin-bottom: 32px;
            flex-grow: 1;
        }

        .pack-list li {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            color: var(--color-body-text);
            margin-bottom: 12px;
        }

        .pack-list li::before {
            content: '';
            width: 18px;
            height: 18px;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300C98D' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/contain no-repeat;
            flex-shrink: 0;
            margin-top: 3px;
        }

        .pack-card.featured .pack-title {
            color: var(--color-gold);
        }

        @media (max-width: 992px) {
            .pack-grid {
                grid-template-columns: 1fr;
                max-width: 480px;
                margin: 0 auto;
            }
            .pack-card.featured {
                padding: 48px 36px 40px;
            }
        }

        /* ===== 最新资讯 ===== */
        .news-section {
            background: var(--color-pine);
            position: relative;
        }

        .news-section::before {
            content: '';
            position: absolute;
            top: 0;
            left: -5%;
            right: -5%;
            height: 50px;
            background: var(--color-ink);
            transform: skewY(-8deg);
            z-index: 1;
        }

        .news-section .section-head {
            margin-top: 40px;
        }

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

        .news-card {
            background: var(--color-ink);
            border-radius: var(--radius-card);
            overflow: hidden;
            border: 1px solid var(--color-border);
            transition: transform .3s ease, box-shadow .3s ease;
            display: flex;
            flex-direction: column;
        }

        .news-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .news-card-img {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }

        .news-card-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }

        .news-card:hover .news-card-img img {
            transform: scale(1.03);
        }

        .news-card-body {
            padding: 20px 22px 24px;
            display: flex;
            flex-direction: column;
            flex-grow: 1;
        }

        .news-card-title {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            line-height: 1.5;
            margin-bottom: 10px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }

        .news-card-title a {
            color: inherit;
        }

        .news-card-title a:hover {
            color: var(--color-emerald);
        }

        .news-card-summary {
            font-size: 13px;
            color: var(--color-muted);
            line-height: 1.6;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            margin-bottom: 16px;
            flex-grow: 1;
        }

        .news-card-meta {
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-size: 12px;
            color: var(--color-muted);
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding-top: 14px;
        }

        .news-card-cat {
            background: var(--color-emerald-dim);
            color: var(--color-emerald);
            border-radius: 999px;
            padding: 3px 12px;
            font-size: 11px;
            font-weight: 500;
        }

        .news-empty {
            text-align: center;
            padding: 80px 24px;
            color: var(--color-muted);
            grid-column: 1 / -1;
        }

        .news-empty .empty-icon {
            width: 64px;
            height: 64px;
            margin: 0 auto 20px;
            border-radius: 50%;
            background: var(--color-emerald-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 28px;
            color: var(--color-emerald);
            opacity: .6;
        }

        .news-empty .empty-text {
            font-size: 16px;
            margin-bottom: 16px;
        }

        @media (max-width: 992px) {
            .news-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 576px) {
            .news-grid {
                grid-template-columns: 1fr;
            }
        }

        /* ===== 套餐对比 ===== */
        .plan-section {
            background: var(--color-ink);
        }

        .plan-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
            align-items: center;
        }

        .plan-card {
            background: var(--color-pine);
            border-radius: var(--radius-card);
            padding: 40px 32px;
            border: 1px solid var(--color-border);
            position: relative;
            transition: transform .3s ease, box-shadow .3s ease;
            display: flex;
            flex-direction: column;
            height: 100%;
        }

        .plan-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-card-hover);
        }

        .plan-card.highlight {
            background: linear-gradient(175deg, var(--color-pine-light) 0%, var(--color-pine) 70%);
            border: 1px solid var(--color-gold);
            box-shadow: var(--shadow-gold);
            transform: scale(1.03);
            z-index: 2;
            padding: 48px 36px;
        }

        .plan-card.highlight:hover {
            transform: scale(1.03) translateY(-4px);
        }

        .plan-ribbon {
            position: absolute;
            top: -1px;
            right: 20px;
            background: linear-gradient(135deg, var(--color-gold), #F5C859);
            color: #1A2E20;
            font-size: 12px;
            font-weight: 700;
            padding: 6px 20px;
            clip-path: polygon(0 0, 100% 0, 95% 100%, 5% 100%);
            letter-spacing: .5px;
        }

        .plan-name {
            font-size: 20px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 12px;
        }

        .plan-card.highlight .plan-name {
            color: var(--color-gold);
        }

        .plan-price {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 48px;
            font-weight: 700;
            color: var(--color-gold);
            line-height: 1.2;
            margin-bottom: 8px;
        }

        .plan-price span {
            font-size: 16px;
            font-weight: 400;
            color: var(--color-muted);
            margin-right: 4px;
        }

        .plan-period {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 24px;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            padding-bottom: 24px;
        }

        .plan-features {
            list-style: none;
            margin-bottom: 32px;
            flex-grow: 1;
        }

        .plan-features li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 14px;
            color: var(--color-body-text);
            padding: 7px 0;
        }

        .plan-features li::before {
            content: '';
            width: 16px;
            height: 16px;
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300C98D' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/contain no-repeat;
            flex-shrink: 0;
        }

        .plan-card.highlight .plan-features li::before {
            background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23E8B64A' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/contain no-repeat;
        }

        @media (max-width: 992px) {
            .plan-grid {
                grid-template-columns: 1fr;
                max-width: 460px;
                margin: 0 auto;
            }
            .plan-card.highlight {
                transform: scale(1);
            }
            .plan-card.highlight:hover {
                transform: translateY(-4px);
            }
        }

        /* ===== 限时入口 ===== */
        .promo-section {
            padding: 0;
        }

        .promo-banner {
            position: relative;
            background: linear-gradient(45deg, var(--color-ink) 0%, #0F3D2A 50%, var(--color-pine-light) 100%);
            border-radius: 20px;
            overflow: hidden;
            padding: 60px 56px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 40px;
            flex-wrap: wrap;
        }

        .promo-banner::before {
            content: '';
            position: absolute;
            top: -60%;
            right: -10%;
            width: 300px;
            height: 300px;
            background: radial-gradient(circle, rgba(232, 182, 74, .15) 0%, transparent 70%);
            pointer-events: none;
        }

        .promo-banner::after {
            content: '';
            position: absolute;
            bottom: -40%;
            left: 20%;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, rgba(0, 201, 141, .12) 0%, transparent 70%);
            pointer-events: none;
        }

        .promo-left {
            position: relative;
            z-index: 2;
        }

        .promo-title {
            font-size: 32px;
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
            letter-spacing: .5px;
        }

        .promo-sub {
            font-size: 15px;
            color: var(--color-muted);
            max-width: 500px;
        }

        .promo-right {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }

        .promo-urgent {
            background: linear-gradient(135deg, #FF6B35, #FF3D2E);
            color: #fff;
            font-size: 13px;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 999px;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            white-space: nowrap;
        }

        .promo-urgent .pulse-dot {
            width: 8px;
            height: 8px;
            background: #fff;
            border-radius: 50%;
            display: inline-block;
            animation: pulse-mini 1.2s infinite;
        }

        @keyframes pulse-mini {
            0%,
            100% {
                transform: scale(1);
                opacity: 1;
            }
            50% {
                transform: scale(1.5);
                opacity: .6;
            }
        }

        @media (max-width: 768px) {
            .promo-banner {
                padding: 40px 24px;
                flex-direction: column;
                text-align: center;
            }
            .promo-right {
                justify-content: center;
            }
            .promo-title {
                font-size: 26px;
            }
        }

        /* ===== 咨询表单 ===== */
        .contact-section {
            background: var(--color-pine);
        }

        .contact-card {
            background: var(--color-ink);
            border-radius: 20px;
            padding: 48px;
            display: grid;
            grid-template-columns: 60% 40%;
            gap: 48px;
            border: 1px solid var(--color-border);
            max-width: 1000px;
            margin: 0 auto;
        }

        .contact-form .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            display: block;
            font-size: 14px;
            font-weight: 500;
            color: var(--color-body-text);
            margin-bottom: 8px;
        }

        .form-input,
        .form-textarea,
        .form-select {
            width: 100%;
            background: var(--color-pine);
            border: 1px solid rgba(255, 255, 255, .08);
            border-radius: 8px;
            padding: 12px 16px;
            font-size: 15px;
            color: #fff;
            transition: border-color .2s ease, box-shadow .2s ease;
            outline: none;
        }

        .form-input:focus,
        .form-textarea:focus,
        .form-select:focus {
            border-color: var(--color-emerald);
            box-shadow: 0 0 0 3px rgba(0, 201, 141, .15);
        }

        .form-textarea {
            min-height: 100px;
            resize: vertical;
        }

        .form-select {
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238BA89A' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 14px center;
            background-size: 18px;
            padding-right: 44px;
        }

        .form-input::placeholder,
        .form-textarea::placeholder {
            color: rgba(139, 168, 154, .6);
        }

        .contact-info {
            background: var(--color-pine);
            border-radius: 16px;
            padding: 36px 32px;
            display: flex;
            flex-direction: column;
            gap: 24px;
        }

        .contact-info-item {
            display: flex;
            align-items: flex-start;
            gap: 16px;
        }

        .contact-info-icon {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--color-gold-dim);
            border: 1px solid rgba(232, 182, 74, .3);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            color: var(--color-gold);
            font-size: 18px;
        }

        .contact-info-text {
            font-size: 14px;
            color: var(--color-body-text);
            line-height: 1.6;
        }

        .contact-info-text strong {
            color: #fff;
            font-weight: 600;
            display: block;
            margin-bottom: 2px;
        }

        .contact-note {
            font-size: 12px;
            color: var(--color-muted);
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding-top: 16px;
            margin-top: auto;
            line-height: 1.6;
        }

        @media (max-width: 768px) {
            .contact-card {
                grid-template-columns: 1fr;
                padding: 32px 24px;
                gap: 32px;
            }
        }

        /* ===== FAQ ===== */
        .faq-section {
            background: var(--color-ink);
        }

        .faq-list {
            max-width: 800px;
            margin: 0 auto;
        }

        .faq-item {
            background: var(--color-pine);
            border-radius: 12px;
            border: 1px solid var(--color-border);
            margin-bottom: 16px;
            overflow: hidden;
            transition: background .3s ease;
        }

        .faq-item[open] {
            background: var(--color-pine-light);
            border-color: rgba(0, 201, 141, .3);
        }

        .faq-item summary {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 500;
            color: #fff;
            cursor: pointer;
            list-style: none;
            min-height: 60px;
            user-select: none;
        }

        .faq-item summary::-webkit-details-marker {
            display: none;
        }

        .faq-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: var(--color-emerald-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            font-size: 18px;
            color: var(--color-emerald);
            transition: transform .3s ease, background .3s ease;
            line-height: 1;
        }

        .faq-item[open] .faq-icon {
            transform: rotate(45deg);
            background: var(--color-gold-dim);
            color: var(--color-gold);
        }

        .faq-answer {
            padding: 0 24px 20px;
            font-size: 15px;
            color: var(--color-muted);
            line-height: 1.7;
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding-top: 4px;
            margin-top: 8px;
        }

        /* ===== 页脚 ===== */
        .site-footer {
            background: var(--color-ink);
            border-top: 1px solid var(--color-border);
            padding: 60px 0 24px;
        }

        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: flex;
            justify-content: space-between;
            align-items: flex-start;
            gap: 48px;
            flex-wrap: wrap;
        }

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

        .footer-brand p {
            font-size: 14px;
            color: var(--color-muted);
            max-width: 360px;
            line-height: 1.7;
        }

        .footer-links {
            display: flex;
            gap: 60px;
            flex-wrap: wrap;
        }

        .footer-links h4 {
            font-size: 14px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .footer-links a {
            display: block;
            font-size: 14px;
            color: var(--color-muted);
            padding: 4px 0;
            transition: color .2s;
        }

        .footer-links a:hover {
            color: var(--color-emerald);
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 48px auto 0;
            padding: 20px 24px 0;
            border-top: 1px solid rgba(255, 255, 255, .05);
            text-align: center;
            font-size: 13px;
            color: var(--color-muted);
        }

        @media (max-width: 768px) {
            .footer-inner {
                flex-direction: column;
                gap: 32px;
            }
            .footer-links {
                gap: 32px;
            }
        }

        /* ===== 通用工具 ===== */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        .text-gradient-gold {
            background: linear-gradient(135deg, #F5C859, var(--color-gold));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .focus\:outline-emerald:focus {
            outline: 3px solid rgba(0, 201, 141, .4);
            outline-offset: 2px;
        }

        /* 图片占位 */
        .img-placeholder {
            background: linear-gradient(135deg, var(--color-pine), var(--color-pine-light));
            display: flex;
            align-items: center;
            justify-content: center;
            color: var(--color-muted);
            font-size: 14px;
            border-radius: 8px;
            position: relative;
            overflow: hidden;
        }

/* roulang page: category1 */
:root {
            --color-ink: #0B1D15;
            --color-pine: #102B1E;
            --color-pine-light: #1A3D2D;
            --color-emerald: #00C98D;
            --color-emerald-dim: rgba(0, 201, 141, .18);
            --color-gold: #E8B64A;
            --color-gold-dim: rgba(232, 182, 74, .14);
            --color-cream: #F5F1E8;
            --color-paper: #FFFDF8;
            --color-body-text: #D9E5DE;
            --color-muted: #8BA89A;
            --color-border: rgba(0, 201, 141, .16);
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, .18);
            --shadow-hover: 0 8px 32px rgba(0, 201, 141, .12), 0 2px 8px rgba(0, 0, 0, .24);
            --shadow-gold: 0 4px 32px rgba(232, 182, 74, .2);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
            background: var(--color-ink);
            color: var(--color-body-text);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
        }
        img {
            max-width: 100%;
            display: block;
        }
        button,
        input,
        select,
        textarea {
            font-family: inherit;
            font-size: inherit;
        }
        button {
            cursor: pointer;
            border: none;
            background: none;
        }

        /* ===== Header ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            z-index: 1000;
            height: 72px;
            background: rgba(11, 29, 21, .72);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            border-bottom: 1px solid var(--color-border);
            transition: background .3s ease, box-shadow .3s ease;
        }
        .site-header.scrolled {
            background: rgba(11, 29, 21, .92);
            box-shadow: 0 4px 24px rgba(0, 0, 0, .35);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 8px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }
        .logo-text {
            font-size: 24px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            line-height: 1;
        }
        .logo-text em {
            font-style: normal;
            color: var(--color-gold);
        }
        .logo-sub {
            font-size: 12px;
            color: var(--color-muted);
            letter-spacing: 1px;
            margin-top: 2px;
        }
        .desktop-nav {
            display: flex;
            gap: 32px;
            align-items: center;
        }
        .nav-link {
            position: relative;
            font-size: 15px;
            color: var(--color-body-text);
            padding: 8px 0;
            transition: color .2s ease;
            white-space: nowrap;
        }
        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 0;
            width: 0;
            height: 2px;
            background: var(--color-gold);
            transition: width .25s ease;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--color-emerald);
        }
        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            width: 40px;
            height: 40px;
            align-items: center;
            justify-content: center;
            border-radius: 8px;
            border: 1px solid var(--color-border);
            background: var(--color-pine);
        }
        .mobile-menu-btn span {
            width: 20px;
            height: 2px;
            background: var(--color-body-text);
            border-radius: 2px;
            transition: transform .25s ease, opacity .2s ease;
        }
        body.mobile-menu-open .mobile-menu-btn span:nth-child(1) {
            transform: rotate(45deg) translate(5px, 5px);
        }
        body.mobile-menu-open .mobile-menu-btn span:nth-child(2) {
            opacity: 0;
        }
        body.mobile-menu-open .mobile-menu-btn span:nth-child(3) {
            transform: rotate(-45deg) translate(5px, -5px);
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            background: var(--color-emerald);
            color: #062B1D;
            font-weight: 600;
            font-size: 16px;
            transition: all .2s ease;
            border: 1px solid transparent;
        }
        .btn-primary:hover {
            background: #00E3A0;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 201, 141, .28);
        }
        .btn-primary:active {
            transform: translateY(0);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            background: transparent;
            color: var(--color-emerald);
            font-weight: 600;
            font-size: 16px;
            border: 1px solid var(--color-emerald);
            transition: all .2s ease;
        }
        .btn-outline:hover {
            background: var(--color-emerald-dim);
            color: #fff;
            transform: translateY(-2px);
        }
        .btn-outline:active {
            transform: translateY(0);
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 32px;
            border-radius: var(--radius-btn);
            background: linear-gradient(135deg, #F0C45A, #E8B64A);
            color: #2A1C05;
            font-weight: 700;
            font-size: 16px;
            border: 1px solid rgba(255, 255, 255, .2);
            transition: all .2s ease;
        }
        .btn-gold:hover {
            filter: brightness(1.1);
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold);
        }
        .btn-gold:active {
            transform: translateY(0);
        }

        /* ===== Hero ===== */
        .hero-section {
            position: relative;
            background: linear-gradient(180deg, rgba(11, 29, 21, .78) 0%, rgba(11, 29, 21, .92) 100%), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            padding: 168px 0 96px;
            min-height: 640px;
            display: flex;
            align-items: center;
        }
        .hero-section::before {
            content: '';
            position: absolute;
            inset: 0;
            background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
            background-size: 60px 60px;
            pointer-events: none;
        }
        .hero-section::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            height: 90px;
            background: linear-gradient(to top, var(--color-ink) 0%, transparent 100%);
            pointer-events: none;
        }
        .hero-content {
            position: relative;
            z-index: 2;
            max-width: 860px;
            margin: 0 auto;
            text-align: center;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 18px;
            border-radius: var(--radius-badge);
            background: var(--color-gold-dim);
            border: 1px solid rgba(232, 182, 74, .3);
            color: var(--color-gold);
            font-size: 13px;
            letter-spacing: 1px;
            margin-bottom: 24px;
        }
        .hero-badge-dot {
            width: 6px;
            height: 6px;
            border-radius: 50%;
            background: var(--color-gold);
            animation: pulse-dot 2s ease-in-out infinite;
        }
        .hero-title {
            font-size: clamp(36px, 5vw, 56px);
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            line-height: 1.25;
            margin-bottom: 20px;
        }
        .hero-title .accent {
            color: var(--color-gold);
        }
        .hero-subtitle {
            font-size: 18px;
            color: var(--color-body-text);
            max-width: 640px;
            margin: 0 auto 32px;
            line-height: 1.8;
        }
        .hero-actions {
            display: flex;
            gap: 16px;
            justify-content: center;
            flex-wrap: wrap;
            margin-bottom: 40px;
        }
        .hero-trust {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .trust-pill {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            background: rgba(255, 255, 255, .06);
            border: 1px solid var(--color-border);
            font-size: 13px;
            color: var(--color-muted);
        }
        .trust-pill i {
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-emerald);
            display: inline-block;
            box-shadow: 0 0 8px rgba(0, 201, 141, .5);
        }

        /* ===== Category Tabs ===== */
        .category-tabs-wrap {
            position: relative;
            z-index: 3;
            margin-top: -10px;
            padding-bottom: 40px;
        }
        .category-tabs {
            display: flex;
            justify-content: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .category-tab {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 10px 26px;
            border-radius: var(--radius-badge);
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            color: var(--color-body-text);
            font-size: 14px;
            font-weight: 500;
            transition: all .2s ease;
        }
        .category-tab:hover {
            border-color: var(--color-emerald);
            color: var(--color-emerald);
            transform: translateY(-2px);
        }
        .category-tab.active {
            background: var(--color-emerald);
            color: #062B1D;
            border-color: transparent;
            font-weight: 600;
        }

        /* ===== Section ===== */
        .section-block {
            position: relative;
            padding: 88px 0;
        }
        .section-block-alt {
            background: var(--color-pine);
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            letter-spacing: 2px;
            color: var(--color-gold);
            text-transform: uppercase;
            background: var(--color-gold-dim);
            border-left: 3px solid var(--color-gold);
            padding: 4px 14px;
            border-radius: 4px;
            margin-bottom: 14px;
        }
        .section-title {
            font-size: clamp(28px, 3.4vw, 38px);
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            line-height: 1.3;
            margin-bottom: 14px;
        }
        .section-desc {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 620px;
            line-height: 1.8;
        }

        /* ===== Feature Cards ===== */
        .feature-card {
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 26px;
            transition: all .25s ease;
            position: relative;
            overflow: hidden;
            height: 100%;
        }
        .feature-card::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 3px;
            background: linear-gradient(90deg, var(--color-gold), transparent);
            opacity: 0;
            transition: opacity .25s ease;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
            border-color: rgba(0, 201, 141, .35);
        }
        .feature-card:hover::before {
            opacity: 1;
        }
        .feature-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--color-emerald-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
            transition: transform .2s ease;
        }
        .feature-card:hover .feature-icon {
            transform: scale(1.06);
        }
        .feature-title {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 10px;
        }
        .feature-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ===== Direction Cards ===== */
        .direction-card {
            border-radius: var(--radius-card);
            overflow: hidden;
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            transition: all .25s ease;
            height: 100%;
        }
        .direction-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .direction-img-wrap {
            position: relative;
            aspect-ratio: 16 / 10;
            overflow: hidden;
        }
        .direction-img-wrap img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .35s ease;
        }
        .direction-card:hover .direction-img-wrap img {
            transform: scale(1.04);
        }
        .direction-img-wrap::after {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(to top, rgba(11, 29, 21, .7), transparent 60%);
        }
        .direction-info {
            padding: 24px 22px 28px;
        }
        .direction-tag {
            display: inline-block;
            font-size: 12px;
            letter-spacing: 1px;
            color: var(--color-gold);
            background: var(--color-gold-dim);
            padding: 3px 12px;
            border-radius: var(--radius-badge);
            margin-bottom: 12px;
        }
        .direction-title {
            font-size: 20px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .direction-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.75;
        }

        /* ===== Process ===== */
        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
        }
        .process-step {
            position: relative;
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 36px 24px 28px;
            text-align: center;
            transition: all .25s ease;
            height: 100%;
        }
        .process-step:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
        .process-num {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 56px;
            font-weight: 700;
            line-height: 1;
            color: transparent;
            -webkit-text-stroke: 1px rgba(232, 182, 74, .6);
            margin-bottom: 16px;
        }
        .process-title {
            font-size: 18px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 8px;
        }
        .process-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* ===== Stats ===== */
        .stats-band {
            background: linear-gradient(135deg, var(--color-pine) 0%, var(--color-ink) 100%);
            border: 1px solid var(--color-border);
            border-radius: 24px;
            padding: 48px 40px;
            position: relative;
            overflow: hidden;
        }
        .stats-band::before {
            content: '';
            position: absolute;
            top: -40px;
            right: -40px;
            width: 200px;
            height: 200px;
            background: radial-gradient(circle, var(--color-emerald-dim) 0%, transparent 70%);
            pointer-events: none;
        }
        .stat-item {
            text-align: center;
            padding: 12px;
        }
        .stat-num {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 48px;
            font-weight: 700;
            color: var(--color-gold);
            line-height: 1.2;
        }
        .stat-label {
            font-size: 14px;
            color: var(--color-muted);
            margin-top: 6px;
        }

        /* ===== CTA Banner ===== */
        .cta-banner {
            position: relative;
            border-radius: 24px;
            background: linear-gradient(135deg, #0E2A1C 0%, #1A3D2D 100%);
            border: 1px solid var(--color-border);
            padding: 56px 48px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 32px;
            overflow: hidden;
            flex-wrap: wrap;
        }
        .cta-banner::before {
            content: '';
            position: absolute;
            inset: 0;
            background: radial-gradient(circle at 20% 0%, var(--color-gold-dim) 0%, transparent 50%), radial-gradient(circle at 90% 100%, var(--color-emerald-dim) 0%, transparent 40%);
            pointer-events: none;
        }
        .cta-banner-content {
            position: relative;
            z-index: 2;
            flex: 1;
            min-width: 260px;
        }
        .cta-banner-title {
            font-size: clamp(24px, 3vw, 32px);
            font-weight: 700;
            color: #fff;
            margin-bottom: 8px;
        }
        .cta-banner-sub {
            font-size: 15px;
            color: var(--color-muted);
        }
        .cta-banner-actions {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            gap: 16px;
        }
        .cta-ribbon {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 6px 16px;
            border-radius: var(--radius-badge);
            background: linear-gradient(135deg, #FF6B4A, #E8452A);
            color: #fff;
            font-size: 13px;
            font-weight: 600;
            box-shadow: 0 4px 16px rgba(232, 69, 42, .3);
        }
        .ribbon-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background: #fff;
            animation: pulse-dot 1.4s ease-in-out infinite;
        }

        /* ===== FAQ ===== */
        .faq-wrapper {
            max-width: 780px;
            margin: 0 auto;
        }
        .faq-item {
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            border-radius: 14px;
            margin-bottom: 14px;
            overflow: hidden;
            transition: border-color .2s ease, background .2s ease;
        }
        .faq-item.open {
            border-color: rgba(0, 201, 141, .35);
            background: var(--color-pine-light);
        }
        .faq-question {
            width: 100%;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 16px;
            padding: 18px 24px;
            text-align: left;
            font-size: 16px;
            font-weight: 500;
            color: #fff;
            transition: color .2s ease;
        }
        .faq-question:hover {
            color: var(--color-emerald);
        }
        .faq-icon {
            position: relative;
            width: 22px;
            height: 22px;
            flex-shrink: 0;
            border-radius: 50%;
            border: 1px solid var(--color-emerald);
            transition: transform .3s ease, background .2s ease;
            flex-shrink: 0;
        }
        .faq-icon::before,
        .faq-icon::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            background: var(--color-emerald);
            border-radius: 2px;
        }
        .faq-icon::before {
            width: 10px;
            height: 2px;
        }
        .faq-icon::after {
            width: 2px;
            height: 10px;
            transition: opacity .2s ease;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
            background: var(--color-emerald);
        }
        .faq-item.open .faq-icon::after {
            opacity: 0;
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease;
        }
        .faq-answer p {
            padding: 0 24px 20px;
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
        }

        /* ===== Contact ===== */
        .contact-section {
            background: var(--color-pine);
            border-radius: 24px;
            padding: 48px;
            border: 1px solid var(--color-border);
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 48px;
        }
        .contact-form label {
            font-size: 14px;
            font-weight: 500;
            color: #fff;
            margin-bottom: 6px;
            display: block;
        }
        .form-input,
        .form-textarea,
        .form-select {
            width: 100%;
            height: 48px;
            border-radius: var(--radius-btn);
            border: 1px solid var(--color-border);
            background: var(--color-ink);
            padding: 0 16px;
            color: var(--color-body-text);
            font-size: 14px;
            outline: none;
            transition: border-color .2s ease, box-shadow .2s ease;
        }
        .form-textarea {
            height: auto;
            padding: 14px 16px;
            resize: vertical;
            min-height: 100px;
        }
        .form-select {
            appearance: none;
        }
        .form-input:focus,
        .form-textarea:focus,
        .form-select:focus {
            border-color: var(--color-emerald);
            box-shadow: 0 0 0 3px rgba(0, 201, 141, .15);
        }
        .contact-info-card {
            background: var(--color-ink);
            border: 1px solid var(--color-border);
            border-radius: var(--radius-card);
            padding: 32px 28px;
        }
        .contact-item {
            display: flex;
            gap: 14px;
            align-items: flex-start;
            margin-bottom: 24px;
        }
        .contact-item-icon {
            width: 40px;
            height: 40px;
            border-radius: 12px;
            background: var(--color-gold-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
        }
        .contact-item-label {
            font-size: 13px;
            color: var(--color-muted);
        }
        .contact-item-value {
            font-size: 15px;
            color: #fff;
            font-weight: 500;
            line-height: 1.5;
        }
        .contact-disclaimer {
            font-size: 12px;
            color: var(--color-muted);
            border-top: 1px solid var(--color-border);
            padding-top: 16px;
            margin-top: 8px;
            line-height: 1.7;
        }
        .form-success {
            display: none;
            padding: 12px 16px;
            border-radius: 8px;
            background: var(--color-emerald-dim);
            border: 1px solid var(--color-emerald);
            color: var(--color-emerald);
            font-size: 14px;
            margin-top: 12px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: #081710;
            border-top: 1px solid var(--color-border);
            margin-top: 0;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 56px 24px 32px;
            display: grid;
            grid-template-columns: 1.4fr 1fr;
            gap: 48px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 16px;
            max-width: 420px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 32px;
        }
        .footer-links h4 {
            font-size: 15px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 16px;
        }
        .footer-links a {
            display: block;
            font-size: 14px;
            color: var(--color-muted);
            padding: 5px 0;
            transition: color .2s ease;
        }
        .footer-links a:hover {
            color: var(--color-emerald);
        }
        .footer-bottom {
            border-top: 1px solid var(--color-border);
            padding: 20px 24px;
            text-align: center;
            font-size: 13px;
            color: var(--color-muted);
        }

        /* ===== Animations ===== */
        @keyframes pulse-dot {
            0%,
            100% {
                opacity: 1;
                transform: scale(1);
            }
            50% {
                opacity: .55;
                transform: scale(.8);
            }
        }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .desktop-nav {
                position: fixed;
                top: 0;
                left: 0;
                width: 100%;
                height: 100vh;
                background: rgba(11, 29, 21, .98);
                backdrop-filter: blur(16px);
                flex-direction: column;
                justify-content: center;
                gap: 8px;
                transform: translateX(100%);
                transition: transform .3s ease;
                z-index: 999;
            }
            body.mobile-menu-open .desktop-nav {
                transform: translateX(0);
            }
            .desktop-nav .nav-link {
                font-size: 24px;
                font-weight: 600;
                line-height: 3rem;
                padding: 0 20px;
            }
            .mobile-menu-btn {
                display: flex;
                z-index: 1001;
            }
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .contact-section {
                grid-template-columns: 1fr;
                padding: 36px 28px;
            }
            .cta-banner {
                padding: 40px 32px;
            }
        }
        @media (max-width: 768px) {
            .section-block {
                padding: 64px 0;
            }
            .stats-band {
                padding: 32px 24px;
            }
            .stat-num {
                font-size: 36px;
            }
            .cta-banner {
                flex-direction: column;
                align-items: flex-start;
            }
            .cta-banner-actions {
                width: 100%;
                justify-content: flex-start;
                flex-wrap: wrap;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
                padding: 40px 24px 24px;
            }
        }
        @media (max-width: 576px) {
            .header-inner {
                padding: 0 16px;
            }
            .logo-sub {
                display: none;
            }
            .hero-section {
                padding: 140px 20px 72px;
                min-height: 560px;
            }
            .hero-actions {
                flex-direction: column;
                align-items: stretch;
                padding: 0 12px;
            }
            .hero-actions .btn-primary,
            .hero-actions .btn-outline {
                width: 100%;
            }
            .process-grid {
                grid-template-columns: 1fr;
            }
            .stats-band {
                border-radius: 16px;
            }
            .contact-section {
                padding: 28px 20px;
            }
            .cta-banner {
                padding: 32px 24px;
                border-radius: 16px;
            }
        }

/* roulang page: article */
/* ===== 设计变量 ===== */
        :root {
            --color-ink: #0B1D15;
            --color-pine: #102B1E;
            --color-pine-light: #1A3D2D;
            --color-emerald: #00C98D;
            --color-emerald-dim: rgba(0, 201, 141, .18);
            --color-gold: #E8B64A;
            --color-gold-dim: rgba(232, 182, 74, .14);
            --color-cream: #F5F1E8;
            --color-paper: #FFFDF8;
            --color-body-text: #D9E5DE;
            --color-muted: #8BA89A;
            --color-border: rgba(0, 201, 141, .16);
            --color-dark-text: #1E2A24;
            --color-muted-dark: #6B7D73;
            --radius-card: 16px;
            --radius-btn: 8px;
            --radius-badge: 999px;
            --shadow-card: 0 2px 16px rgba(0, 0, 0, .18);
            --shadow-hover: 0 8px 32px rgba(0, 201, 141, .12), 0 2px 8px rgba(0, 0, 0, .24);
            --shadow-gold: 0 4px 32px rgba(232, 182, 74, .2);
            --font-sans: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
            --font-num: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
        }

        /* ===== 基础重置 ===== */
        *, *::before, *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }

        html {
            scroll-behavior: smooth;
        }

        body {
            font-family: var(--font-sans);
            background: var(--color-ink);
            color: var(--color-body-text);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

        button {
            font-family: inherit;
            cursor: pointer;
        }

        input, textarea, select {
            font-family: inherit;
        }

        a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
            outline: 2px solid var(--color-gold);
            outline-offset: 2px;
        }

        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header 导航 ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            height: 72px;
            z-index: 1000;
            background: rgba(11, 29, 21, .48);
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--color-border);
            transition: background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
        }

        .site-header.scrolled {
            background: rgba(11, 29, 21, .82);
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            box-shadow: 0 4px 24px rgba(0, 0, 0, .18);
        }

        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            height: 72px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .logo {
            display: inline-flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
        }

        .logo-text {
            font-size: 22px;
            font-weight: 700;
            color: #fff;
            letter-spacing: .5px;
            line-height: 1;
        }

        .logo-text em {
            font-style: normal;
            color: var(--color-gold);
        }

        .logo-sub {
            font-size: 13px;
            color: var(--color-muted);
            border-left: 1px solid rgba(255, 255, 255, .18);
            padding-left: 10px;
            line-height: 1.2;
        }

        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 32px;
        }

        .nav-link {
            font-size: 15px;
            font-weight: 500;
            color: var(--color-body-text);
            position: relative;
            padding: 10px 0;
            transition: color .2s ease;
        }

        .nav-link::after {
            content: '';
            position: absolute;
            left: 0;
            bottom: 2px;
            width: 0;
            height: 2px;
            background: var(--color-gold);
            border-radius: 2px;
            transition: width .25s ease;
        }

        .nav-link:hover {
            color: var(--color-emerald);
        }

        .nav-link:hover::after,
        .nav-link.active::after {
            width: 100%;
        }

        .nav-link.active {
            color: var(--color-emerald);
        }

        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            gap: 6px;
            width: 44px;
            height: 44px;
            background: transparent;
            border: none;
            border-radius: 8px;
            transition: background .2s;
        }

        .mobile-menu-btn:hover {
            background: rgba(255, 255, 255, .06);
        }

        .mobile-menu-btn span {
            display: block;
            width: 24px;
            height: 2px;
            background: #fff;
            border-radius: 2px;
            transition: transform .3s ease, opacity .3s ease;
        }

        .mobile-menu-btn.active span:nth-child(1) {
            transform: translateY(8px) rotate(45deg);
        }

        .mobile-menu-btn.active span:nth-child(2) {
            opacity: 0;
        }

        .mobile-menu-btn.active span:nth-child(3) {
            transform: translateY(-8px) rotate(-45deg);
        }

        .mobile-menu {
            position: fixed;
            inset: 0;
            z-index: 999;
            background: rgba(11, 29, 21, .98);
            backdrop-filter: blur(20px);
            -webkit-backdrop-filter: blur(20px);
            display: flex;
            flex-direction: column;
            justify-content: center;
            align-items: center;
            opacity: 0;
            visibility: hidden;
            transition: opacity .3s ease, visibility .3s ease;
        }

        .mobile-menu.open {
            opacity: 1;
            visibility: visible;
        }

        .mobile-menu nav {
            display: flex;
            flex-direction: column;
            text-align: center;
        }

        .mobile-menu a {
            font-size: 24px;
            font-weight: 700;
            line-height: 3rem;
            color: var(--color-body-text);
            transition: color .2s;
        }

        .mobile-menu a:hover,
        .mobile-menu a.active {
            color: var(--color-emerald);
        }

        /* ===== 通用按钮 ===== */
        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: var(--radius-btn);
            font-size: 15px;
            font-weight: 600;
            letter-spacing: .3px;
            border: none;
            transition: all .2s ease;
            white-space: nowrap;
        }

        .btn-emerald {
            background: var(--color-emerald);
            color: #0B1D15;
        }

        .btn-emerald:hover {
            background: #00E3A0;
            transform: translateY(-2px);
            box-shadow: 0 8px 24px rgba(0, 201, 141, .3);
        }

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

        .btn-gold {
            background: var(--color-gold);
            color: #0B1D15;
        }

        .btn-gold:hover {
            background: #F0C75D;
            transform: translateY(-2px);
            box-shadow: var(--shadow-gold);
        }

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

        .btn-outline {
            background: transparent;
            border: 1px solid var(--color-emerald);
            color: var(--color-emerald);
        }

        .btn-outline:hover {
            background: rgba(0, 201, 141, .1);
            transform: translateY(-2px);
        }

        /* ===== 文章页主体 ===== */
        .article-main {
            background: var(--color-cream);
            min-height: 100vh;
            padding: 120px 24px 60px;
            color: var(--color-dark-text);
        }

        .article-wrapper {
            max-width: 760px;
            margin: 0 auto;
            background: var(--color-paper);
            border-radius: var(--radius-card);
            padding: 48px 56px;
            box-shadow: 0 2px 24px rgba(0, 0, 0, .08), 0 1px 0 rgba(255, 255, 255, .6) inset;
        }

        .breadcrumb {
            font-size: 14px;
            color: var(--color-muted-dark);
            margin-bottom: 22px;
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 6px;
        }

        .breadcrumb a {
            color: var(--color-emerald);
            font-weight: 500;
            transition: color .2s;
        }

        .breadcrumb a:hover {
            color: var(--color-dark-text);
        }

        .breadcrumb .sep {
            color: #b5b5aa;
        }

        .article-title {
            font-size: 32px;
            font-weight: 700;
            line-height: 1.4;
            color: var(--color-dark-text);
            margin-bottom: 16px;
            letter-spacing: .5px;
        }

        .meta-line {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 18px;
            font-size: 14px;
            color: var(--color-muted-dark);
            padding-bottom: 28px;
            border-bottom: 1px solid rgba(0, 0, 0, .08);
            margin-bottom: 36px;
        }

        .meta-line span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
        }

        .meta-line .meta-dot {
            width: 4px;
            height: 4px;
            background: var(--color-gold);
            border-radius: 50%;
            flex-shrink: 0;
        }

        .article-content {
            font-size: 16px;
            line-height: 1.9;
            color: #2A352F;
        }

        .article-content h2 {
            font-size: 24px;
            font-weight: 700;
            margin: 40px 0 16px;
            color: var(--color-dark-text);
            line-height: 1.4;
        }

        .article-content h3 {
            font-size: 20px;
            font-weight: 600;
            margin: 32px 0 12px;
            color: var(--color-dark-text);
        }

        .article-content p {
            margin-bottom: 22px;
        }

        .article-content a {
            color: var(--color-emerald);
            text-decoration: underline;
            text-underline-offset: 3px;
        }

        .article-content blockquote {
            background: var(--color-emerald-dim);
            border-left: 4px solid var(--color-emerald);
            padding: 16px 22px;
            margin: 28px 0;
            border-radius: 0 10px 10px 0;
            color: #1E2A24;
            font-style: normal;
        }

        .article-content blockquote p {
            margin-bottom: 8px;
        }

        .article-content blockquote p:last-child {
            margin-bottom: 0;
        }

        .article-content ul,
        .article-content ol {
            margin: 0 0 24px;
            padding-left: 24px;
        }

        .article-content li {
            margin-bottom: 10px;
        }

        .article-content li::marker {
            color: var(--color-emerald);
        }

        .article-content img {
            border-radius: 12px;
            margin: 28px auto;
            box-shadow: 0 4px 20px rgba(0, 0, 0, .08);
        }

        .article-content strong {
            color: #1A2A22;
            font-weight: 700;
        }

        .article-content code {
            background: rgba(0, 0, 0, .05);
            padding: 2px 8px;
            border-radius: 6px;
            font-size: .9em;
            font-family: "SFMono-Regular", Consolas, monospace;
        }

        .article-content hr {
            border: none;
            border-top: 1px solid rgba(0, 0, 0, .1);
            margin: 36px 0;
        }

        /* 正文内嵌 CTA */
        .inline-cta {
            display: flex;
            align-items: center;
            gap: 20px;
            background: linear-gradient(135deg, var(--color-pine) 0%, var(--color-ink) 100%);
            color: #fff;
            border-radius: var(--radius-card);
            padding: 24px 28px;
            margin: 42px 0 0;
            box-shadow: 0 8px 32px rgba(0, 0, 0, .16);
        }

        .inline-cta .cta-cover {
            width: 92px;
            height: 92px;
            flex-shrink: 0;
            border-radius: 12px;
            background-size: cover;
            background-position: center;
            background-image: linear-gradient(135deg, var(--color-pine-light), var(--color-pine)), url('/assets/images/coverpic/cover-2.webp');
        }

        .inline-cta .cta-text {
            flex: 1;
            min-width: 0;
        }

        .inline-cta h3 {
            font-size: 18px;
            font-weight: 600;
            margin-bottom: 4px;
            color: #fff;
        }

        .inline-cta p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
        }

        .inline-cta .btn {
            height: 42px;
            padding: 0 20px;
            font-size: 14px;
            flex-shrink: 0;
        }

        /* 上一篇 / 下一篇 */
        .post-nav {
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
            margin-top: 40px;
            padding-top: 28px;
            border-top: 1px solid rgba(0, 0, 0, .08);
        }

        .post-nav a {
            font-size: 15px;
            font-weight: 600;
            color: var(--color-emerald);
            padding: 8px 0;
            transition: color .2s;
        }

        .post-nav a:hover {
            color: var(--color-dark-text);
        }

        /* 内容未找到 */
        .not-found {
            text-align: center;
            padding: 60px 20px;
        }

        .not-found .nf-icon {
            font-size: 56px;
            line-height: 1;
            margin-bottom: 20px;
            color: var(--color-gold);
        }

        .not-found h2 {
            font-size: 28px;
            font-weight: 700;
            margin-bottom: 10px;
        }

        .not-found p {
            font-size: 16px;
            color: var(--color-muted-dark);
            margin-bottom: 28px;
        }

        /* 相关推荐 */
        .related-section {
            max-width: 960px;
            margin: 48px auto 0;
        }

        .related-section .section-head {
            display: flex;
            align-items: center;
            justify-content: space-between;
            margin-bottom: 24px;
        }

        .related-section h2 {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-dark-text);
            position: relative;
            padding-left: 14px;
        }

        .related-section h2::before {
            content: '';
            position: absolute;
            left: 0;
            top: 4px;
            bottom: 4px;
            width: 3px;
            background: var(--color-gold);
            border-radius: 3px;
        }

        .related-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .related-card {
            background: var(--color-paper);
            border-radius: 14px;
            overflow: hidden;
            box-shadow: 0 2px 12px rgba(0, 0, 0, .06);
            transition: transform .25s ease, box-shadow .25s ease;
        }

        .related-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 28px rgba(0, 0, 0, .12);
        }

        .related-card a {
            display: block;
            height: 100%;
        }

        .related-cover {
            height: 120px;
            background-size: cover;
            background-position: center;
            background-image: linear-gradient(135deg, var(--color-pine), var(--color-pine-light)), url('/assets/images/coverpic/cover-1.png');
            border-radius: 14px 14px 0 0;
        }

        .related-card h3 {
            font-size: 15px;
            font-weight: 600;
            line-height: 1.5;
            color: var(--color-dark-text);
            padding: 14px 16px 4px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            min-height: 50px;
        }

        .related-card .related-date {
            display: block;
            font-size: 12px;
            color: var(--color-muted-dark);
            padding: 0 16px 16px;
        }

        .related-empty {
            grid-column: 1 / -1;
            text-align: center;
            padding: 36px 20px;
            background: var(--color-paper);
            border-radius: var(--radius-card);
            border: 1px dashed rgba(0, 0, 0, .15);
        }

        .related-empty .empty-icon {
            display: inline-flex;
            width: 52px;
            height: 52px;
            align-items: center;
            justify-content: center;
            background: rgba(232, 182, 74, .12);
            border-radius: 50%;
            font-size: 24px;
            margin-bottom: 12px;
        }

        .related-empty p {
            font-size: 14px;
            color: var(--color-muted-dark);
            margin-bottom: 16px;
        }

        .related-empty .btn {
            height: 40px;
            padding: 0 20px;
            font-size: 14px;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-ink);
            color: var(--color-body-text);
            padding: 56px 0 0;
            border-top: 1px solid var(--color-border);
        }

        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 1.2fr 1fr;
            gap: 48px;
        }

        .footer-brand .logo {
            margin-bottom: 18px;
        }

        .footer-brand p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
            max-width: 460px;
        }

        .footer-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
        }

        .footer-links h4 {
            font-size: 16px;
            font-weight: 600;
            color: #fff;
            margin-bottom: 14px;
        }

        .footer-links a {
            display: block;
            font-size: 14px;
            color: var(--color-muted);
            padding: 5px 0;
            transition: color .2s;
        }

        .footer-links a:hover {
            color: var(--color-emerald);
        }

        .footer-bottom {
            max-width: 1200px;
            margin: 48px auto 0;
            padding: 20px 24px;
            border-top: 1px solid rgba(255, 255, 255, .08);
            text-align: center;
            font-size: 13px;
            color: var(--color-muted);
        }

        /* ===== 响应式 ===== */
        @media (max-width: 992px) {
            .desktop-nav {
                display: none;
            }

            .mobile-menu-btn {
                display: flex;
            }

            .article-main {
                padding: 110px 16px 40px;
            }

            .article-wrapper {
                padding: 36px 32px;
            }

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

            .inline-cta .cta-cover {
                width: 100%;
                height: 120px;
            }

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

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

            .related-cover {
                height: 160px;
            }

            .related-card h3 {
                min-height: 0;
            }

            .footer-inner {
                grid-template-columns: 1fr;
                gap: 32px;
            }
        }

        @media (max-width: 768px) {
            .article-wrapper {
                padding: 28px 20px;
                border-radius: 12px;
            }

            .article-title {
                font-size: 24px;
            }

            .breadcrumb {
                font-size: 13px;
            }

            .meta-line {
                gap: 10px;
            }

            .post-nav {
                flex-direction: column;
                align-items: flex-start;
                gap: 8px;
            }

            .footer-links {
                grid-template-columns: 1fr 1fr;
            }
        }

        @media (max-width: 576px) {
            .header-inner {
                padding: 0 16px;
            }

            .logo-sub {
                display: none;
            }

            .logo-text {
                font-size: 20px;
            }

            .article-main {
                padding: 100px 12px 32px;
            }

            .article-wrapper {
                padding: 24px 16px;
            }

            .footer-inner {
                padding: 0 16px;
            }

            .footer-links {
                grid-template-columns: 1fr;
                gap: 20px;
            }

            .related-section h2 {
                font-size: 19px;
            }
        }

/* roulang page: category2 */
/* ===== 设计变量 ===== */
:root {
  --color-ink: #0B1D15;
  --color-pine: #102B1E;
  --color-pine-light: #1A3D2D;
  --color-emerald: #00C98D;
  --color-emerald-dim: rgba(0, 201, 141, 0.18);
  --color-gold: #E8B64A;
  --color-gold-dim: rgba(232, 182, 74, 0.14);
  --color-cream: #F5F1E8;
  --color-paper: #FFFDF8;
  --color-body-text: #D9E5DE;
  --color-muted: #8BA89A;
  --color-border: rgba(0, 201, 141, 0.16);
  --radius-card: 16px;
  --radius-btn: 8px;
  --shadow-card: 0 2px 16px rgba(0, 0, 0, 0.18);
  --shadow-hover: 0 8px 32px rgba(0, 201, 141, 0.12), 0 2px 8px rgba(0, 0, 0, 0.24);
  --shadow-gold: 0 4px 32px rgba(232, 182, 74, 0.2);
  --font-cn: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
  --font-num: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
}

/* ===== Reset / Base ===== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-cn);
  background: var(--color-ink);
  color: var(--color-body-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
  object-fit: cover;
}
a {
  color: inherit;
  text-decoration: none;
}
button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}
input, select, textarea {
  font-family: inherit;
  font-size: 15px;
  width: 100%;
  border: 1px solid var(--color-border);
  background: var(--color-pine);
  color: var(--color-body-text);
  border-radius: var(--radius-btn);
  padding: 12px 16px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-emerald);
  box-shadow: 0 0 0 3px var(--color-emerald-dim);
}
::placeholder {
  color: var(--color-muted);
}

/* ===== 容器 ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding-left: 24px;
  padding-right: 24px;
}

/* ===== 标题 ===== */
h1, h2, h3, h4 {
  color: #fff;
  line-height: 1.3;
  font-weight: 700;
}
h1 {
  font-size: 40px;
  letter-spacing: 0.5px;
}
h2 {
  font-size: 30px;
}
h3 {
  font-size: 20px;
}
@media (max-width: 768px) {
  h1 { font-size: 30px; }
  h2 { font-size: 24px; }
  h3 { font-size: 18px; }
}

/* ===== Header ===== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  height: 72px;
  background: rgba(11, 29, 21, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  transition: background .3s ease, box-shadow .3s ease;
}
.site-header.scrolled {
  background: rgba(11, 29, 21, 0.92);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}
.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}
.logo-icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}
.logo-text {
  font-size: 22px;
  font-weight: 800;
  color: #fff;
  letter-spacing: .5px;
  white-space: nowrap;
}
.logo-text em {
  font-style: normal;
  color: var(--color-emerald);
}
.logo-sub {
  font-size: 12px;
  color: var(--color-muted);
  border-left: 1px solid var(--color-border);
  padding-left: 10px;
  white-space: nowrap;
}
.desktop-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-link {
  position: relative;
  font-size: 15px;
  color: var(--color-body-text);
  padding: 8px 2px;
  transition: color .2s ease;
}
.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-gold);
  transition: width .3s ease;
}
.nav-link:hover {
  color: var(--color-emerald);
}
.nav-link:hover::after {
  width: 100%;
}
.nav-link.active {
  color: var(--color-emerald);
}
.nav-link.active::after {
  width: 100%;
  background: var(--color-gold);
}
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: 8px;
  background: var(--color-emerald-dim);
}
.mobile-menu-btn span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--color-emerald);
  transition: transform .3s ease, opacity .3s ease;
}
.mobile-menu-btn.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.mobile-menu-btn.open span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-btn.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.mobile-drawer {
  position: fixed;
  inset: 0;
  z-index: 99;
  background: var(--color-ink);
  padding: 100px 36px 40px;
  transform: translateX(100%);
  transition: transform .35s ease;
  overflow-y: auto;
}
.mobile-drawer.open {
  transform: translateX(0);
}
.mobile-drawer a {
  display: block;
  font-size: 24px;
  font-weight: 700;
  line-height: 3rem;
  color: var(--color-body-text);
  border-bottom: 1px solid var(--color-border);
  transition: color .2s ease;
}
.mobile-drawer a:hover,
.mobile-drawer a.active {
  color: var(--color-emerald);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 30px;
  border-radius: var(--radius-btn);
  font-size: 15px;
  font-weight: 600;
  transition: all .2s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-emerald);
  color: #0B2A1E;
}
.btn-primary:hover {
  background: #00E3A0;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 201, 141, 0.3);
}
.btn-primary:active {
  transform: translateY(0);
}
.btn-secondary {
  background: transparent;
  border: 1px solid var(--color-emerald);
  color: var(--color-emerald);
}
.btn-secondary:hover {
  background: rgba(0, 201, 141, 0.1);
}
.btn-gold {
  background: linear-gradient(135deg, #f0d084, var(--color-gold));
  color: #1E1608;
}
.btn-gold:hover {
  filter: brightness(1.08);
  transform: translateY(-2px);
  box-shadow: var(--shadow-gold);
}
.btn:focus-visible {
  outline: 3px solid var(--color-emerald-dim);
  outline-offset: 2px;
}

/* ===== 徽章 ===== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--color-emerald-dim);
  color: var(--color-emerald);
  font-size: 13px;
  font-weight: 500;
  border: 1px solid var(--color-border);
}
.badge.gold {
  background: var(--color-gold-dim);
  color: var(--color-gold);
  border-color: rgba(232, 182, 74, 0.3);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: 150px 0 110px;
  background: linear-gradient(180deg, rgba(11, 29, 21, 0.9), rgba(11, 29, 21, 0.72)), url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 201, 141, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 201, 141, 0.05) 1px, transparent 1px);
  background-size: 44px 44px;
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 70px;
  background: linear-gradient(8deg, transparent 0%, transparent 40%, var(--color-ink) 100%);
  transform: skewY(-1.2deg);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 55% 45%;
  gap: 50px;
  align-items: center;
}
.hero-kicker {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 999px;
  background: var(--color-gold-dim);
  color: var(--color-gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 20px;
  border: 1px solid rgba(232, 182, 74, 0.3);
}
.hero-left h1 {
  margin-bottom: 18px;
}
.hero-left p {
  font-size: 17px;
  color: var(--color-muted);
  max-width: 90%;
  margin-bottom: 28px;
}
.hero-cts {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 26px;
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}
.hero-right {
  position: relative;
}
.hero-img-frame {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 5 / 4;
  background: var(--color-pine);
}
.hero-img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero-seal {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 72px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(232, 182, 74, 0.9);
  color: #1E1608;
  font-size: 16px;
  font-weight: 800;
  transform: rotate(15deg);
  box-shadow: var(--shadow-gold);
  border: 2px solid rgba(255, 255, 255, 0.4);
}
.hero-img-caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 12px 18px;
  background: rgba(11, 29, 21, 0.75);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: 13px;
  font-weight: 500;
  border-top: 1px solid var(--color-border);
}

/* ===== Section ===== */
.section {
  padding: 90px 0;
}
.section-head {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 52px;
}
.section-overline {
  display: inline-block;
  color: var(--color-gold);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 2px;
  margin-bottom: 10px;
  text-transform: uppercase;
}
.section-head h2 {
  margin-bottom: 14px;
}
.section-head p {
  color: var(--color-muted);
  font-size: 16px;
}

/* ===== 分类 Tab ===== */
.category-tab-section {
  padding: 36px 0 0;
  position: relative;
}
.category-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.category-tabs a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 140px;
  height: 44px;
  padding: 0 22px;
  border-radius: 999px;
  background: var(--color-pine);
  border: 1px solid var(--color-border);
  color: var(--color-body-text);
  font-size: 15px;
  font-weight: 500;
  transition: all .2s ease;
}
.category-tabs a:hover {
  border-color: var(--color-emerald);
  color: var(--color-emerald);
}
.category-tabs a.active {
  background: var(--color-emerald);
  color: #0B2A1E;
  border-color: var(--color-emerald);
  font-weight: 600;
}

/* ===== 玩法体系 ===== */
.play-section {
  background: var(--color-pine);
  position: relative;
}
.play-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.play-card {
  background: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  padding: 20px;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.play-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0, 201, 141, 0.4);
}
.play-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: 10px;
  margin-bottom: 18px;
  background: var(--color-pine-light);
}
.play-card h3 {
  margin-bottom: 8px;
  font-size: 18px;
}
.play-card p {
  font-size: 14px;
  color: var(--color-muted);
  margin-bottom: 14px;
}
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 500;
  background: var(--color-gold-dim);
  color: var(--color-gold);
  border: 1px solid rgba(232, 182, 74, 0.25);
}

/* ===== 适用场景 ===== */
.scene-section {
  background: var(--color-ink);
}
.scene-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}
.scene-img {
  position: relative;
  border-radius: var(--radius-card);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  aspect-ratio: 4 / 3;
  background: var(--color-pine);
}
.scene-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.scene-content .section-overline {
  margin-bottom: 8px;
}
.scene-content h2 {
  margin-bottom: 18px;
}
.scene-content ul {
  list-style: none;
  margin-bottom: 26px;
}
.scene-content li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: var(--color-body-text);
  font-size: 16px;
}
.scene-content li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 9px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-emerald);
  box-shadow: 0 0 0 4px var(--color-emerald-dim);
}

/* ===== 流程 ===== */
.process-section {
  background: var(--color-pine);
}
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.process-item {
  background: var(--color-ink);
  border-radius: var(--radius-card);
  padding: 32px 24px 28px;
  border-left: 3px solid var(--color-gold);
  transition: transform .2s ease, box-shadow .2s ease;
}
.process-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}
.step-num {
  display: block;
  font-family: var(--font-num);
  font-size: 42px;
  font-weight: 700;
  color: rgba(232, 182, 74, 0.25);
  line-height: 1;
  margin-bottom: 16px;
}
.process-item h3 {
  margin-bottom: 8px;
  font-size: 18px;
}
.process-item p {
  font-size: 14px;
  color: var(--color-muted);
}

/* ===== 内容导览 ===== */
.guide-section {
  background: var(--color-ink);
}
.guide-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.guide-card {
  display: block;
  background: var(--color-pine);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-card);
  overflow: hidden;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}
.guide-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-hover);
  border-color: rgba(0, 201, 141, 0.4);
}
.guide-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--color-pine-light);
}
.guide-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
  color: #fff;
}
.guide-card p {
  font-size: 14px;
  color: var(--color-muted);
  padding: 18px 18px 20px;
}

/* ===== FAQ ===== */
.faq-section {
  background: var(--color-pine);
}
.faq-list {
  max-width: 820px;
  margin: 0 auto;
}
.faq-item {
  background: var(--color-ink);
  border: 1px solid var(--color-border);
  border-radius: 12px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: border-color .2s ease, background .2s ease;
}
.faq-item.open {
  border-color: rgba(0, 201, 141, 0.4);
  background: var(--color-pine-light);
}
.faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  width: 100%;
  padding: 18px 20px;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-body-text);
  text-align: left;
  transition: color .2s ease;
}
.faq-q:hover {
  color: var(--color-emerald);
}
.faq-icon {
  flex-shrink: 0;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--color-emerald-dim);
  color: var(--color-emerald);
  font-size: 18px;
  transition: transform .3s ease;
}
.faq-item.open .faq-icon {
  transform: rotate(45deg);
}
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s ease, padding .3s ease;
}
.faq-item.open .faq-a {
  max-height: 320px;
  padding: 0 20px 18px;
}
.faq-a p {
  font-size: 15px;
  color: var(--color-muted);
  border-left: 3px solid var(--color-emerald);
  padding-left: 14px;
}

/* ===== 联系 / CTA ===== */
.contact-section {
  background: var(--color-ink);
}
.contact-card {
  display: grid;
  grid-template-columns: 60% 40%;
  gap: 40px;
  background: var(--color-pine);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 48px;
  box-shadow: var(--shadow-card);
}
.contact-left .section-overline {
  margin-bottom: 8px;
}
.contact-left h2 {
  margin-bottom: 12px;
}
.contact-left > p {
  color: var(--color-muted);
  margin-bottom: 28px;
}
.contact-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.contact-form textarea,
.contact-form select {
  grid-column: 1 / -1;
}
.contact-form textarea {
  min-height: 110px;
  resize: vertical;
}
.contact-form button {
  grid-column: 1 / -1;
  margin-top: 6px;
}
.contact-right {
  background: var(--color-ink);
  border-radius: 16px;
  border: 1px solid var(--color-border);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.contact-right h3 {
  font-size: 20px;
  margin-bottom: 4px;
}
.contact-info {
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 14px;
}
.contact-info span {
  display: block;
  font-size: 13px;
  color: var(--color-gold);
  margin-bottom: 4px;
}
.contact-info strong {
  font-size: 16px;
  color: #fff;
  font-weight: 600;
}
.disclaimer {
  font-size: 12px;
  color: var(--color-muted);
  line-height: 1.6;
  margin-top: auto;
}

/* ===== Footer ===== */
.site-footer {
  background: var(--color-pine);
  border-top: 1px solid var(--color-border);
  padding-top: 60px;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px 36px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}
.footer-brand .logo {
  margin-bottom: 16px;
}
.footer-brand p {
  font-size: 14px;
  color: var(--color-muted);
  line-height: 1.7;
  max-width: 400px;
}
.footer-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.footer-links h4 {
  font-size: 16px;
  color: #fff;
  margin-bottom: 14px;
}
.footer-links a {
  display: block;
  font-size: 14px;
  color: var(--color-muted);
  padding: 4px 0;
  transition: color .2s ease, padding-left .2s ease;
}
.footer-links a:hover {
  color: var(--color-emerald);
  padding-left: 4px;
}
.footer-bottom {
  border-top: 1px solid var(--color-border);
  padding: 20px 24px;
  text-align: center;
}
.footer-bottom p {
  font-size: 13px;
  color: var(--color-muted);
}

/* ===== 响应式 ===== */
@media (max-width: 992px) {
  .desktop-nav {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .hero {
    padding: 120px 0 90px;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-left p {
    max-width: 100%;
  }
  .hero-right {
    order: 2;
  }
  .play-grid,
  .guide-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .scene-wrap {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .contact-card {
    grid-template-columns: 1fr;
    padding: 32px;
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  .section-head {
    margin-bottom: 36px;
  }
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  .footer-links {
    grid-template-columns: 1fr 1fr;
  }
  .hero-cts .btn {
    width: 100%;
  }
  .category-tabs a {
    min-width: 100px;
    padding: 0 16px;
    font-size: 14px;
  }
}

@media (max-width: 520px) {
  .header-inner {
    padding: 0 16px;
  }
  .logo-text {
    font-size: 18px;
  }
  .logo-sub {
    font-size: 10px;
  }
  .play-grid,
  .guide-grid,
  .process-grid {
    grid-template-columns: 1fr;
  }
  .contact-card {
    padding: 20px;
  }
  .contact-form {
    grid-template-columns: 1fr;
  }
  .contact-form textarea,
  .contact-form select,
  .contact-form button {
    grid-column: 1;
  }
}

/* roulang page: category3 */
:root {
            --color-ink: #0B1D15;
            --color-pine: #102B1E;
            --color-pine-light: #1A3D2D;
            --color-emerald: #00C98D;
            --color-emerald-dim: rgba(0, 201, 141, .18);
            --color-gold: #E8B64A;
            --color-gold-dim: rgba(232, 182, 74, .14);
            --color-cream: #F5F1E8;
            --color-paper: #FFFDF8;
            --color-body-text: #D9E5DE;
            --color-muted: #8BA89A;
            --color-border: rgba(0, 201, 141, .16);
        }
        * {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: var(--color-ink);
            color: var(--color-body-text);
            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans SC", sans-serif;
            font-size: 16px;
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }
        img {
            display: block;
            max-width: 100%;
            border-radius: 8px;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color .2s ease;
        }
        button {
            font-family: inherit;
            cursor: pointer;
            border: none;
            background: none;
        }
        input,
        textarea,
        select {
            font-family: inherit;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
        }

        /* ===== Header / Nav ===== */
        .site-header {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 100;
            height: 72px;
            background: rgba(11, 29, 21, .86);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
            border-bottom: 1px solid rgba(0, 201, 141, .12);
            transition: background .3s ease, box-shadow .3s ease;
        }
        .site-header.scrolled {
            background: rgba(11, 29, 21, .92);
            box-shadow: 0 4px 28px rgba(0, 0, 0, .3);
        }
        .header-inner {
            max-width: 1200px;
            margin: 0 auto;
            height: 72px;
            padding: 0 24px;
            display: flex;
            align-items: center;
            justify-content: space-between;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
            flex-shrink: 0;
        }
        .logo-icon {
            width: 36px;
            height: 36px;
            flex-shrink: 0;
        }
        .logo-text {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 24px;
            font-weight: 700;
            letter-spacing: .5px;
            line-height: 1.2;
            color: var(--color-body-text);
        }
        .logo-text em {
            font-style: normal;
            color: var(--color-emerald);
        }
        .logo-sub {
            font-size: 13px;
            color: var(--color-muted);
            letter-spacing: 1px;
            border-left: 1px solid rgba(232, 182, 74, .4);
            padding-left: 10px;
            line-height: 1.2;
        }
        .desktop-nav {
            display: flex;
            align-items: center;
            gap: 28px;
        }
        .nav-link {
            position: relative;
            font-size: 15px;
            color: var(--color-body-text);
            padding: 6px 2px;
            transition: color .2s ease;
            white-space: nowrap;
        }
        .nav-link::after {
            content: "";
            position: absolute;
            left: 0;
            bottom: -2px;
            width: 100%;
            height: 2px;
            background: var(--color-gold);
            transform: scaleX(0);
            transform-origin: left;
            transition: transform .3s ease;
        }
        .nav-link:hover {
            color: var(--color-emerald);
        }
        .nav-link:hover::after {
            transform: scaleX(1);
        }
        .nav-link.active {
            color: var(--color-emerald);
        }
        .nav-link.active::after {
            transform: scaleX(1);
        }
        .mobile-menu-btn {
            display: none;
            flex-direction: column;
            gap: 5px;
            padding: 8px;
        }
        .mobile-menu-btn span {
            width: 24px;
            height: 2px;
            background: var(--color-body-text);
            border-radius: 2px;
            transition: all .3s ease;
        }
        .mobile-menu-btn.active span:nth-child(1) {
            transform: translateY(7px) rotate(45deg);
        }
        .mobile-menu-btn.active span:nth-child(2) {
            opacity: 0;
        }
        .mobile-menu-btn.active span:nth-child(3) {
            transform: translateY(-7px) rotate(-45deg);
        }
        .mobile-drawer {
            position: fixed;
            top: 72px;
            left: 0;
            right: 0;
            bottom: 0;
            background: var(--color-ink);
            z-index: 99;
            padding: 40px 30px;
            display: none;
            flex-direction: column;
            gap: 6px;
            border-top: 1px solid var(--color-border);
            overflow-y: auto;
        }
        .mobile-drawer.open {
            display: flex;
        }
        .mobile-drawer a {
            font-size: 22px;
            font-weight: 600;
            padding: 10px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .06);
            color: var(--color-body-text);
        }
        .mobile-drawer a.active {
            color: var(--color-emerald);
        }

        /* ===== Buttons ===== */
        .btn-primary {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: 8px;
            background: linear-gradient(135deg, #00C98D, #00A67A);
            color: #062018;
            font-weight: 600;
            font-size: 15px;
            letter-spacing: .5px;
            transition: all .2s ease;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 20px rgba(0, 201, 141, .25);
        }
        .btn-primary:hover {
            background: linear-gradient(135deg, #00E3A0, #00C98D);
            transform: translateY(-2px);
            box-shadow: 0 8px 28px rgba(0, 201, 141, .35);
        }
        .btn-primary:active {
            transform: translateY(0);
            box-shadow: 0 2px 12px rgba(0, 201, 141, .2);
        }
        .btn-outline {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: 8px;
            background: transparent;
            border: 1px solid var(--color-emerald);
            color: var(--color-emerald);
            font-weight: 600;
            font-size: 15px;
            letter-spacing: .5px;
            transition: all .2s ease;
            cursor: pointer;
        }
        .btn-outline:hover {
            background: rgba(0, 201, 141, .1);
            border-color: var(--color-emerald-light);
            color: var(--color-emerald-light);
        }
        .btn-gold {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            height: 48px;
            padding: 0 28px;
            border-radius: 8px;
            background: linear-gradient(135deg, #E8B64A, #D6A032);
            color: #1A1202;
            font-weight: 700;
            font-size: 15px;
            letter-spacing: .5px;
            transition: all .2s ease;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 24px rgba(232, 182, 74, .3);
        }
        .btn-gold:hover {
            background: linear-gradient(135deg, #F0C96A, #E8B64A);
            transform: translateY(-2px);
            box-shadow: 0 8px 32px rgba(232, 182, 74, .4);
        }
        .btn-gold:active {
            transform: translateY(0);
        }

        /* ===== Section common ===== */
        .section {
            padding: 80px 0;
        }
        .section-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            font-size: 13px;
            color: var(--color-gold);
            letter-spacing: 2px;
            text-transform: uppercase;
            margin-bottom: 16px;
        }
        .section-tag::before {
            content: "";
            width: 24px;
            height: 2px;
            background: var(--color-gold);
            opacity: .6;
        }
        .section-title {
            font-size: 36px;
            font-weight: 700;
            color: var(--color-body-text);
            letter-spacing: .5px;
            line-height: 1.3;
            margin-bottom: 12px;
        }
        .section-subtitle {
            font-size: 16px;
            color: var(--color-muted);
            max-width: 560px;
            line-height: 1.7;
        }
        .gold-line {
            width: 60px;
            height: 2px;
            background: linear-gradient(90deg, var(--color-gold), transparent);
            margin: 18px 0 24px;
        }

        /* ===== Hero ===== */
        .hero {
            position: relative;
            padding: 140px 0 60px;
            background: radial-gradient(ellipse at 80% 20%, rgba(0, 201, 141, .12) 0%, transparent 55%), radial-gradient(ellipse at 20% 90%, rgba(232, 182, 74, .08) 0%, transparent 50%), var(--color-ink);
            overflow: hidden;
        }
        .hero::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-image: linear-gradient(rgba(255, 255, 255, .04) 1px, transparent 1px), linear-gradient(90deg, rgba(255, 255, 255, .04) 1px, transparent 1px);
            background-size: 40px 40px;
            pointer-events: none;
        }
        .hero::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            height: 60px;
            background: linear-gradient(180deg, transparent, var(--color-ink));
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            gap: 60px;
            align-items: center;
        }
        .hero-left {
            flex: 1 1 55%;
        }
        .hero-right {
            flex: 1 1 45%;
            max-width: 480px;
        }
        .hero-badge {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: rgba(232, 182, 74, .12);
            border: 1px solid rgba(232, 182, 74, .3);
            color: var(--color-gold);
            font-size: 13px;
            padding: 6px 16px;
            border-radius: 999px;
            margin-bottom: 24px;
            letter-spacing: 1px;
        }
        .hero h1 {
            font-size: 46px;
            font-weight: 700;
            line-height: 1.25;
            color: var(--color-body-text);
            margin-bottom: 16px;
            letter-spacing: .5px;
        }
        .hero h1 span {
            color: var(--color-emerald);
        }
        .hero .hero-desc {
            font-size: 17px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-bottom: 32px;
            max-width: 520px;
        }
        .hero-ctas {
            display: flex;
            gap: 16px;
            flex-wrap: wrap;
            margin-bottom: 32px;
        }
        .hero-trust {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .hero-trust span {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 13px;
            color: var(--color-muted);
            background: rgba(255, 255, 255, .03);
            border: 1px solid rgba(255, 255, 255, .06);
            padding: 5px 14px;
            border-radius: 999px;
        }
        .hero-trust span::before {
            content: "●";
            font-size: 8px;
            color: var(--color-emerald);
        }
        .hero-visual {
            position: relative;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 20px 60px rgba(0, 0, 0, .4);
        }
        .hero-visual img {
            width: 100%;
            height: 440px;
            object-fit: cover;
            border-radius: 16px;
        }
        .hero-visual-stamp {
            position: absolute;
            top: 16px;
            right: 16px;
            width: 72px;
            height: 72px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            background: rgba(232, 182, 74, .9);
            color: #1A1202;
            font-size: 13px;
            font-weight: 700;
            transform: rotate(12deg);
            box-shadow: 0 4px 20px rgba(232, 182, 74, .5);
            letter-spacing: 1px;
        }
        .hero-visual-bar {
            position: absolute;
            left: 0;
            right: 0;
            bottom: 0;
            padding: 16px 20px;
            background: rgba(11, 29, 21, .75);
            backdrop-filter: blur(8px);
            font-size: 14px;
            color: var(--color-body-text);
            font-weight: 500;
        }

        /* ===== Category Tabs ===== */
        .cat-tabs {
            display: flex;
            gap: 10px;
            margin-top: 48px;
            flex-wrap: wrap;
        }
        .cat-tabs a {
            display: inline-flex;
            align-items: center;
            height: 42px;
            padding: 0 24px;
            border-radius: 999px;
            font-size: 15px;
            font-weight: 500;
            background: rgba(255, 255, 255, .03);
            border: 1px solid rgba(255, 255, 255, .08);
            color: var(--color-muted);
            transition: all .25s ease;
        }
        .cat-tabs a:hover {
            border-color: var(--color-emerald);
            color: var(--color-emerald);
        }
        .cat-tabs a.active {
            background: rgba(0, 201, 141, .15);
            border-color: var(--color-emerald);
            color: var(--color-emerald);
            font-weight: 600;
        }

        /* ===== Feature cards ===== */
        .feature-card {
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            padding: 32px 24px;
            transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
        }
        .feature-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 201, 141, .12), 0 2px 8px rgba(0, 0, 0, .24);
            border-color: rgba(0, 201, 141, .35);
        }
        .feature-num {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 44px;
            font-weight: 700;
            color: rgba(232, 182, 74, .25);
            line-height: 1;
            margin-bottom: 14px;
            letter-spacing: 1px;
        }
        .feature-title {
            font-size: 20px;
            color: var(--color-body-text);
            font-weight: 600;
            margin-bottom: 10px;
        }
        .feature-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
        }

        /* ===== Pricing cards ===== */
        .level-card {
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            padding: 36px 28px;
            transition: transform .25s ease, box-shadow .25s ease;
            position: relative;
        }
        .level-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 201, 141, .12), 0 2px 8px rgba(0, 0, 0, .24);
        }
        .level-card.featured {
            border: 1px solid rgba(232, 182, 74, .5);
            box-shadow: 0 4px 32px rgba(232, 182, 74, .15);
            padding: 44px 28px;
        }
        .level-card.featured::before {
            content: "";
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            height: 3px;
            background: linear-gradient(90deg, transparent, var(--color-gold), transparent);
        }
        .level-banner {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%) rotate(-2deg);
            background: linear-gradient(135deg, #E8B64A, #D6A032);
            color: #1A1202;
            font-size: 13px;
            font-weight: 700;
            padding: 6px 18px;
            border-radius: 6px;
            white-space: nowrap;
            letter-spacing: 1px;
            box-shadow: 0 4px 16px rgba(232, 182, 74, .4);
        }
        .level-name {
            font-size: 22px;
            font-weight: 700;
            color: var(--color-body-text);
            margin-bottom: 6px;
        }
        .level-tagline {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 20px;
        }
        .level-price {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 40px;
            color: var(--color-gold);
            font-weight: 700;
            margin-bottom: 4px;
            line-height: 1.2;
        }
        .level-price-sub {
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 20px;
        }
        .level-divider {
            border: none;
            border-top: 1px solid rgba(255, 255, 255, .08);
            margin: 20px 0;
        }
        .level-list {
            list-style: none;
            margin-bottom: 28px;
        }
        .level-list li {
            display: flex;
            align-items: flex-start;
            gap: 8px;
            font-size: 15px;
            color: var(--color-body-text);
            padding: 8px 0;
            line-height: 1.5;
        }
        .level-list li::before {
            content: "✓";
            color: var(--color-emerald);
            font-weight: 700;
            flex-shrink: 0;
            font-size: 14px;
            margin-top: 2px;
        }

        /* ===== Steps ===== */
        .step-item {
            position: relative;
            padding: 32px 24px;
            background: var(--color-pine);
            border-radius: 16px;
            border: 1px solid var(--color-border);
            text-align: center;
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .step-item:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 201, 141, .1);
        }
        .step-num {
            font-family: "DIN Alternate", "Bebas Neue", "Oswald", sans-serif;
            font-size: 32px;
            color: var(--color-gold);
            opacity: .6;
            font-weight: 700;
        }
        .step-title {
            font-size: 18px;
            font-weight: 600;
            color: var(--color-body-text);
            margin: 12px 0 8px;
        }
        .step-desc {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.6;
        }

        /* ===== Activity cards ===== */
        .activity-card {
            background: var(--color-pine);
            border-radius: 16px;
            border: 1px solid var(--color-border);
            overflow: hidden;
            transition: transform .25s ease, box-shadow .25s ease;
        }
        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 8px 32px rgba(0, 201, 141, .12), 0 2px 8px rgba(0, 0, 0, .24);
        }
        .activity-cover {
            height: 180px;
            overflow: hidden;
            position: relative;
        }
        .activity-cover img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform .4s ease;
        }
        .activity-card:hover .activity-cover img {
            transform: scale(1.03);
        }
        .activity-body {
            padding: 20px 20px 24px;
        }
        .activity-tag {
            display: inline-block;
            font-size: 12px;
            color: var(--color-gold);
            background: var(--color-gold-dim);
            border-radius: 999px;
            padding: 4px 14px;
            margin-bottom: 12px;
            letter-spacing: .5px;
        }
        .activity-body h3 {
            font-size: 17px;
            font-weight: 600;
            color: var(--color-body-text);
            line-height: 1.5;
            margin-bottom: 10px;
        }
        .activity-body p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.7;
            margin-bottom: 14px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
        }
        .activity-body time {
            font-size: 13px;
            color: var(--color-muted);
            opacity: .7;
        }

        /* ===== Empty state ===== */
        .empty-state {
            text-align: center;
            padding: 60px 30px;
            background: var(--color-pine);
            border-radius: 16px;
            border: 1px dashed rgba(255, 255, 255, .12);
        }
        .empty-icon {
            width: 64px;
            height: 64px;
            border-radius: 50%;
            background: rgba(0, 201, 141, .1);
            display: flex;
            align-items: center;
            justify-content: center;
            margin: 0 auto 20px;
            font-size: 28px;
            color: var(--color-emerald);
        }
        .empty-state p {
            color: var(--color-muted);
            font-size: 15px;
            margin-bottom: 20px;
        }

        /* ===== FAQ ===== */
        .faq-item {
            background: var(--color-pine);
            border: 1px solid var(--color-border);
            border-radius: 12px;
            margin-bottom: 12px;
            overflow: hidden;
            transition: border-color .25s ease, background .25s ease;
        }
        .faq-item.open {
            background: var(--color-pine-light);
            border-color: rgba(0, 201, 141, .3);
        }
        .faq-question {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 20px 24px;
            font-size: 16px;
            font-weight: 600;
            color: var(--color-body-text);
            cursor: pointer;
            user-select: none;
            transition: color .2s ease;
        }
        .faq-question:hover {
            color: var(--color-emerald);
        }
        .faq-icon {
            width: 28px;
            height: 28px;
            border-radius: 50%;
            background: rgba(0, 201, 141, .12);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-emerald);
            transition: transform .3s ease;
            flex-shrink: 0;
        }
        .faq-item.open .faq-icon {
            transform: rotate(45deg);
        }
        .faq-answer {
            padding: 0 24px;
            max-height: 0;
            overflow: hidden;
            transition: max-height .35s ease, padding .35s ease;
        }
        .faq-item.open .faq-answer {
            padding: 0 24px 20px;
            max-height: 300px;
        }
        .faq-answer p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
        }

        /* ===== CTA Form ===== */
        .cta-section {
            position: relative;
            padding: 80px 0;
            background: url('/assets/images/backpic/back-2.webp') center center / cover no-repeat;
        }
        .cta-section::before {
            content: "";
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(11, 29, 21, .92), rgba(16, 43, 30, .85));
        }
        .cta-inner {
            position: relative;
            z-index: 2;
            background: rgba(16, 43, 30, .7);
            border: 1px solid var(--color-border);
            border-radius: 16px;
            padding: 48px;
            backdrop-filter: blur(12px);
            display: flex;
            gap: 48px;
        }
        .cta-form {
            flex: 1 1 60%;
        }
        .cta-form h2 {
            font-size: 30px;
            font-weight: 700;
            color: var(--color-body-text);
            margin-bottom: 8px;
        }
        .cta-form .cta-desc {
            font-size: 15px;
            color: var(--color-muted);
            margin-bottom: 28px;
        }
        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 16px;
        }
        .form-field {
            margin-bottom: 16px;
        }
        .form-field label {
            display: block;
            font-size: 13px;
            color: var(--color-muted);
            margin-bottom: 6px;
            letter-spacing: .5px;
        }
        .form-field input,
        .form-field select,
        .form-field textarea {
            width: 100%;
            height: 46px;
            background: rgba(11, 29, 21, .6);
            border: 1px solid rgba(255, 255, 255, .1);
            border-radius: 8px;
            padding: 0 14px;
            color: var(--color-body-text);
            font-size: 15px;
            transition: all .2s ease;
            outline: none;
        }
        .form-field textarea {
            height: 96px;
            padding: 12px 14px;
            resize: vertical;
        }
        .form-field input:focus,
        .form-field select:focus,
        .form-field textarea:focus {
            border-color: var(--color-emerald);
            box-shadow: 0 0 0 3px var(--color-emerald-dim);
        }
        .form-field select option {
            background: var(--color-pine);
            color: var(--color-body-text);
        }
        .cta-info {
            flex: 1 1 40%;
            background: var(--color-pine);
            border-radius: 16px;
            padding: 36px 30px;
            border: 1px solid var(--color-border);
        }
        .cta-info h3 {
            font-size: 20px;
            font-weight: 600;
            color: var(--color-body-text);
            margin-bottom: 20px;
        }
        .cta-info-item {
            display: flex;
            align-items: flex-start;
            gap: 12px;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, .05);
        }
        .cta-info-item:last-of-type {
            border-bottom: none;
        }
        .cta-info-item .icon {
            width: 36px;
            height: 36px;
            border-radius: 8px;
            background: var(--color-gold-dim);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 18px;
            color: var(--color-gold);
            flex-shrink: 0;
        }
        .cta-info-item .text {
            font-size: 14px;
            color: var(--color-body-text);
            line-height: 1.6;
        }
        .cta-info-item .text small {
            display: block;
            color: var(--color-muted);
            font-size: 12px;
            margin-top: 4px;
        }
        .cta-disclaimer {
            font-size: 12px;
            color: var(--color-muted);
            margin-top: 24px;
            border-top: 1px solid rgba(255, 255, 255, .06);
            padding-top: 16px;
            line-height: 1.6;
        }

        /* ===== Footer ===== */
        .site-footer {
            background: var(--color-ink);
            border-top: 1px solid var(--color-border);
            padding: 60px 0 0;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 24px;
            display: grid;
            grid-template-columns: 2fr 3fr;
            gap: 60px;
            margin-bottom: 40px;
        }
        .footer-brand p {
            font-size: 14px;
            color: var(--color-muted);
            line-height: 1.8;
            margin-top: 16px;
            max-width: 360px;
        }
        .footer-links {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 40px;
        }
        .footer-links h4 {
            font-size: 16px;
            font-weight: 600;
            color: var(--color-body-text);
            margin-bottom: 16px;
        }
        .footer-links a {
            display: block;
            font-size: 14px;
            color: var(--color-muted);
            padding: 5px 0;
            transition: color .2s ease;
        }
        .footer-links a:hover {
            color: var(--color-emerald);
        }
        .footer-bottom {
            border-top: 1px solid rgba(255, 255, 255, .05);
            padding: 20px 24px;
            text-align: center;
        }
        .footer-bottom p {
            font-size: 13px;
            color: var(--color-muted);
        }

        /* ===== Responsive ===== */
        @media (max-width: 992px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: flex;
            }
            .hero-inner {
                flex-direction: column;
                gap: 40px;
            }
            .hero-left {
                flex: 1 1 auto;
                text-align: left;
            }
            .hero-right {
                flex: 1 1 auto;
                max-width: 100%;
            }
            .hero h1 {
                font-size: 36px;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 40px;
            }
            .cta-inner {
                flex-direction: column;
                padding: 32px;
            }
            .form-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 0;
            }
            .section-title {
                font-size: 28px;
            }
            .hero {
                padding: 120px 0 40px;
            }
            .hero h1 {
                font-size: 30px;
            }
            .hero-visual img {
                height: 300px;
            }
            .footer-links {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .hero-ctas {
                flex-direction: column;
                width: 100%;
            }
            .hero-ctas .btn-primary,
            .hero-ctas .btn-outline {
                width: 100%;
            }
        }
        @media (max-width: 576px) {
            .container {
                padding: 0 16px;
            }
            .header-inner {
                padding: 0 16px;
            }
            .logo-sub {
                display: none;
            }
            .section-title {
                font-size: 24px;
            }
            .hero h1 {
                font-size: 26px;
            }
            .hero-trust span {
                font-size: 12px;
                padding: 4px 10px;
            }
            .level-card.featured {
                padding: 36px 20px;
            }
            .cta-inner {
                padding: 24px 20px;
            }
            .faq-question {
                font-size: 15px;
                padding: 16px 18px;
            }
        }