/* roulang page: index */
:root {
            --primary: #0F172A;
            --primary-light: #1E293B;
            --accent: #059669;
            --accent-glow: #10B981;
            --accent-bg: #ECFDF5;
            --gold: #D97706;
            --red: #DC2626;
            --bg-body: #F8FAFC;
            --bg-card: #FFFFFF;
            --text-title: #0F172A;
            --text-body: #334155;
            --text-muted: #64748B;
            --border-color: #E2E8F0;
            --border-hover: #CBD5E1;
            --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
            --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
            --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
            --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
            --radius-sm: 6px;
            --radius-md: 10px;
            --radius-lg: 16px;
            --radius-full: 9999px;
            --container-max: 1240px;
            --transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
        }

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

        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }

        body {
            font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "WenQuanYi Micro Hei", sans-serif;
            background-color: var(--bg-body);
            color: var(--text-body);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
        }

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

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

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

        .container {
            width: 100%;
            max-width: var(--container-max);
            margin-left: auto;
            margin-right: auto;
            padding-left: 20px;
            padding-right: 20px;
        }

        /* 顶部通告条 */
        .top-bar {
            background-color: #0B1120;
            color: #94A3B8;
            font-size: 13px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
            padding: 8px 0;
        }
        .top-bar-inner {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
        }
        .top-bar-notice {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .notice-tag {
            background-color: rgba(16, 185, 129, 0.15);
            color: var(--accent-glow);
            padding: 2px 8px;
            border-radius: var(--radius-full);
            font-weight: 600;
            font-size: 11px;
            border: 1px solid rgba(16, 185, 129, 0.3);
        }
        .top-bar-contact {
            display: flex;
            align-items: center;
            gap: 20px;
        }
        .top-bar-contact span {
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* 粘性主导航 */
        .site-header {
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(12px);
            border-bottom: 1px solid var(--border-color);
            transition: var(--transition);
        }
        .nav-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            height: 76px;
        }
        .site-brand {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .brand-icon {
            width: 42px;
            height: 42px;
            background: linear-gradient(135deg, var(--primary) 0%, #1E293B 100%);
            border-radius: 10px;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #FFFFFF;
            box-shadow: 0 4px 10px rgba(15, 23, 42, 0.15);
        }
        .brand-text {
            display: flex;
            flex-direction: column;
        }
        .brand-title {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-title);
            letter-spacing: -0.02em;
            line-height: 1.2;
        }
        .brand-sub {
            font-size: 11px;
            font-weight: 600;
            color: var(--accent);
            letter-spacing: 0.05em;
            text-transform: uppercase;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            list-style: none;
            gap: 28px;
        }
        .nav-link {
            font-size: 15px;
            font-weight: 600;
            color: var(--text-body);
            position: relative;
            padding: 8px 0;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--accent);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--accent);
            transition: var(--transition);
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .nav-cta {
            background-color: var(--accent);
            color: #FFFFFF;
            padding: 10px 22px;
            border-radius: var(--radius-sm);
            font-size: 14px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 6px;
            box-shadow: 0 4px 12px rgba(5, 150, 105, 0.25);
        }
        .nav-cta:hover {
            background-color: #047857;
            transform: translateY(-1px);
            box-shadow: 0 6px 16px rgba(5, 150, 105, 0.35);
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            cursor: pointer;
            padding: 8px;
            color: var(--text-title);
        }

        /* 移动端菜单抽屉 */
        .mobile-drawer {
            display: none;
            position: fixed;
            top: 76px;
            left: 0;
            width: 100%;
            background: #FFFFFF;
            border-bottom: 1px solid var(--border-color);
            padding: 20px;
            box-shadow: var(--shadow-lg);
            z-index: 999;
        }
        .mobile-drawer.active {
            display: block;
        }
        .mobile-menu {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .mobile-menu a {
            font-size: 16px;
            font-weight: 600;
            color: var(--text-title);
            display: block;
            padding: 8px 0;
            border-bottom: 1px dashed var(--border-color);
        }

        /* 倒计时活动提醒横条 */
        .countdown-strip {
            background: linear-gradient(90deg, #1E293B 0%, #0F172A 100%);
            color: #E2E8F0;
            padding: 12px 0;
            font-size: 14px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.06);
        }
        .countdown-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            gap: 12px;
        }
        .badge-live {
            background-color: var(--red);
            color: #FFFFFF;
            padding: 2px 8px;
            border-radius: var(--radius-sm);
            font-size: 11px;
            font-weight: 700;
            margin-right: 8px;
            display: inline-block;
            animation: pulseGlow 2s infinite;
        }
        .countdown-timer {
            display: flex;
            align-items: center;
            gap: 8px;
            font-weight: 700;
        }
        .timer-box {
            background: rgba(255, 255, 255, 0.1);
            padding: 2px 8px;
            border-radius: 4px;
            color: var(--accent-glow);
            font-family: monospace;
            font-size: 15px;
        }

        /* 通用板块样式 */
        .section {
            padding: 88px 0;
            position: relative;
        }
        .section-muted {
            background-color: #F1F5F9;
        }
        .section-white {
            background-color: #FFFFFF;
        }
        .section-dark {
            background-color: #0B1120;
            color: #F8FAFC;
        }
        .section-header {
            margin-bottom: 56px;
            max-width: 860px;
        }
        .section-header.center {
            margin-left: auto;
            margin-right: auto;
            text-align: center;
        }
        .section-badge {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 6px 14px;
            background-color: var(--accent-bg);
            color: var(--accent);
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 16px;
            border: 1px solid rgba(5, 150, 105, 0.2);
        }
        .section-dark .section-badge {
            background-color: rgba(16, 185, 129, 0.15);
            color: var(--accent-glow);
            border-color: rgba(16, 185, 129, 0.3);
        }
        .section-title {
            font-size: 34px;
            font-weight: 800;
            color: var(--text-title);
            line-height: 1.3;
            margin-bottom: 18px;
            letter-spacing: -0.01em;
        }
        .section-dark .section-title {
            color: #FFFFFF;
        }
        .section-desc {
            font-size: 16px;
            color: var(--text-muted);
            line-height: 1.8;
        }
        .section-dark .section-desc {
            color: #94A3B8;
        }

        /* 首屏 Hero Section (叙事转化 + 合规主张 + 勾选检查项 + 信任CTA) */
        .hero-section {
            position: relative;
            background: linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
            padding: 60px 0 90px;
            overflow: hidden;
            border-bottom: 1px solid var(--border-color);
        }
        .hero-bg-overlay {
            position: absolute;
            top: 0;
            right: 0;
            width: 55%;
            height: 100%;
            background-image: url('/assets/images/a9f1cb4153eaf7da.jpg');
            background-size: cover;
            background-position: center;
            opacity: 0.12;
            mask-image: linear-gradient(to left, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
            -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 100%);
            pointer-events: none;
        }
        .hero-grid {
            display: grid;
            grid-template-columns: 1.15fr 0.85fr;
            gap: 48px;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        .hero-claim-tag {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #EFF6FF;
            border: 1px solid #BFDBFE;
            color: #1D4ED8;
            padding: 6px 14px;
            border-radius: var(--radius-full);
            font-size: 13px;
            font-weight: 700;
            margin-bottom: 24px;
        }
        .hero-h1 {
            font-size: 42px;
            font-weight: 900;
            color: var(--text-title);
            line-height: 1.25;
            margin-bottom: 20px;
            letter-spacing: -0.02em;
        }
        .hero-h1 span {
            color: var(--accent);
            position: relative;
            display: inline-block;
        }
        .hero-paragraph {
            font-size: 17px;
            color: var(--text-body);
            line-height: 1.85;
            margin-bottom: 28px;
        }
        .hero-checklist {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 12px 20px;
            margin-bottom: 34px;
        }
        .check-item {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            font-size: 14px;
            font-weight: 600;
            color: #1E293B;
        }
        .check-icon {
            width: 20px;
            height: 20px;
            border-radius: 50%;
            background-color: var(--accent-bg);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            flex-shrink: 0;
            margin-top: 2px;
        }
        .hero-actions {
            display: flex;
            align-items: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-primary {
            background-color: var(--accent);
            color: #FFFFFF;
            padding: 14px 30px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: none;
            cursor: pointer;
            box-shadow: 0 4px 14px rgba(5, 150, 105, 0.3);
        }
        .btn-primary:hover {
            background-color: #047857;
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(5, 150, 105, 0.4);
        }
        .btn-secondary {
            background-color: #FFFFFF;
            color: var(--text-title);
            padding: 14px 28px;
            border-radius: var(--radius-sm);
            font-size: 16px;
            font-weight: 700;
            display: inline-flex;
            align-items: center;
            gap: 8px;
            border: 1px solid var(--border-color);
            box-shadow: var(--shadow-sm);
        }
        .btn-secondary:hover {
            border-color: var(--accent);
            color: var(--accent);
            background-color: #FAFAFA;
        }

        /* 首屏右侧仿实物数字通行证卡片展示 */
        .credential-mockup-wrapper {
            position: relative;
            padding: 24px;
        }
        .credential-card {
            background: linear-gradient(145deg, #1E293B 0%, #0F172A 100%);
            border-radius: 20px;
            padding: 30px 26px;
            color: #FFFFFF;
            box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.35);
            border: 1px solid rgba(255, 255, 255, 0.12);
            position: relative;
            overflow: hidden;
        }
        .credential-card::before {
            content: '';
            position: absolute;
            top: -50%;
            left: -50%;
            width: 200%;
            height: 200%;
            background: linear-gradient(
                45deg,
                transparent 45%,
                rgba(255, 255, 255, 0.08) 50%,
                transparent 55%
            );
            pointer-events: none;
        }
        .card-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            border-bottom: 1px dashed rgba(255, 255, 255, 0.2);
            padding-bottom: 16px;
            margin-bottom: 20px;
        }
        .card-rfid-chip {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 12px;
            color: #94A3B8;
        }
        .chip-icon {
            width: 32px;
            height: 24px;
            background: linear-gradient(135deg, #F59E0B 0%, #D97706 100%);
            border-radius: 4px;
            display: inline-block;
        }
        .card-tier-tag {
            background: rgba(217, 119, 6, 0.2);
            border: 1px solid #D97706;
            color: #FBBF24;
            padding: 4px 12px;
            border-radius: var(--radius-full);
            font-size: 12px;
            font-weight: 700;
        }
        .card-middle {
            display: flex;
            gap: 20px;
            align-items: center;
            margin-bottom: 22px;
        }
        .card-avatar {
            width: 90px;
            height: 110px;
            border-radius: 10px;
            object-fit: cover;
            border: 2px solid rgba(255, 255, 255, 0.3);
            background-color: #334155;
        }
        .card-holder-info {
            flex: 1;
        }
        .holder-name {
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 4px;
        }
        .holder-role {
            font-size: 13px;
            color: var(--accent-glow);
            font-weight: 600;
            margin-bottom: 8px;
        }
        .holder-meta {
            font-size: 12px;
            color: #94A3B8;
            line-height: 1.5;
        }
        .card-zones {
            display: flex;
            gap: 6px;
            margin-bottom: 20px;
            flex-wrap: wrap;
        }
        .zone-pill {
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 12px;
            font-weight: 700;
        }
        .zone-active {
            background-color: var(--accent);
            color: #FFFFFF;
        }
        .zone-disabled {
            background-color: rgba(255, 255, 255, 0.08);
            color: #64748B;
        }
        .card-bottom-qr {
            display: flex;
            align-items: center;
            justify-content: space-between;
            background: rgba(0, 0, 0, 0.3);
            border-radius: 12px;
            padding: 12px 16px;
        }
        .qr-status {
            font-size: 12px;
            color: var(--accent-glow);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .status-dot {
            width: 8px;
            height: 8px;
            border-radius: 50%;
            background-color: var(--accent-glow);
            box-shadow: 0 0 8px var(--accent-glow);
        }

        /* 卖点三连板块 */
        .pain-triad-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
        }
        .triad-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 36px 30px;
            transition: var(--transition);
            position: relative;
            display: flex;
            flex-direction: column;
        }
        .triad-card:hover {
            transform: translateY(-6px);
            box-shadow: var(--shadow-xl);
            border-color: rgba(5, 150, 105, 0.4);
        }
        .triad-badge {
            width: 48px;
            height: 48px;
            border-radius: 12px;
            background: var(--accent-bg);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 20px;
            font-weight: 800;
            margin-bottom: 22px;
        }
        .triad-title {
            font-size: 20px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 14px;
        }
        .triad-pain {
            background-color: #FEF2F2;
            color: #991B1B;
            border-radius: 6px;
            padding: 8px 12px;
            font-size: 13px;
            margin-bottom: 14px;
            border-left: 3px solid var(--red);
        }
        .triad-solution {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.7;
            margin-bottom: 18px;
            flex-grow: 1;
        }
        .triad-standard {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
            border-top: 1px dashed var(--border-color);
            padding-top: 14px;
            display: flex;
            align-items: center;
            gap: 6px;
        }

        /* 入口矩阵 (方案大卡片) */
        .matrix-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 32px;
        }
        .matrix-card {
            background: var(--bg-card);
            border-radius: var(--radius-lg);
            border: 2px solid var(--border-color);
            padding: 40px 32px;
            position: relative;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .matrix-card.featured {
            border-color: var(--accent);
            box-shadow: 0 12px 30px rgba(5, 150, 105, 0.12);
        }
        .featured-tag {
            position: absolute;
            top: -14px;
            left: 50%;
            transform: translateX(-50%);
            background-color: var(--accent);
            color: #FFFFFF;
            font-size: 12px;
            font-weight: 700;
            padding: 4px 16px;
            border-radius: var(--radius-full);
            letter-spacing: 0.05em;
        }
        .matrix-name {
            font-size: 22px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 10px;
        }
        .matrix-target {
            font-size: 14px;
            color: var(--text-muted);
            margin-bottom: 24px;
            min-height: 42px;
        }
        .matrix-metric {
            background: #F8FAFC;
            border-radius: 8px;
            padding: 16px;
            margin-bottom: 24px;
        }
        .metric-item {
            display: flex;
            justify-content: space-between;
            font-size: 13px;
            padding: 4px 0;
        }
        .metric-label {
            color: var(--text-muted);
        }
        .metric-value {
            font-weight: 700;
            color: var(--text-title);
        }
        .matrix-features-list {
            list-style: none;
            margin-bottom: 30px;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .matrix-features-list li {
            font-size: 14px;
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--text-body);
        }
        .matrix-features-list li svg {
            color: var(--accent);
            flex-shrink: 0;
        }
        .matrix-btn {
            display: block;
            text-align: center;
            padding: 12px 20px;
            border-radius: var(--radius-sm);
            font-weight: 700;
            font-size: 15px;
            border: 1px solid var(--border-color);
            background: #FFFFFF;
            color: var(--text-title);
        }
        .matrix-card.featured .matrix-btn {
            background-color: var(--accent);
            color: #FFFFFF;
            border-color: var(--accent);
        }
        .matrix-btn:hover {
            border-color: var(--accent);
            color: var(--accent);
        }
        .matrix-card.featured .matrix-btn:hover {
            background-color: #047857;
            color: #FFFFFF;
        }

        /* 核心功能 6 卡片网格 */
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .feature-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 26px;
            transition: var(--transition);
        }
        .feature-card:hover {
            border-color: var(--accent);
            box-shadow: 0 10px 25px rgba(5, 150, 105, 0.08);
            transform: translateY(-4px);
        }
        .feature-icon-box {
            width: 52px;
            height: 52px;
            border-radius: 12px;
            background: linear-gradient(135deg, #ECFDF5 0%, #D1FAE5 100%);
            color: var(--accent);
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 20px;
        }
        .feature-title {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 12px;
        }
        .feature-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 业务流程步骤 (横向4步) */
        .workflow-timeline {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 24px;
            position: relative;
        }
        .workflow-step {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            padding: 30px 24px;
            position: relative;
            transition: var(--transition);
        }
        .workflow-step:hover {
            box-shadow: var(--shadow-md);
            border-color: var(--accent);
        }
        .step-number {
            font-size: 32px;
            font-weight: 900;
            color: rgba(5, 150, 105, 0.2);
            line-height: 1;
            margin-bottom: 14px;
            font-family: monospace;
        }
        .step-title {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 10px;
        }
        .step-desc {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 深色安全与调度理念区 */
        .security-container-box {
            background: #111827;
            border-radius: 24px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            overflow: hidden;
            display: grid;
            grid-template-columns: 1fr 1fr;
            box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
        }
        .security-content {
            padding: 60px 50px;
        }
        .security-visual {
            background-color: #0F172A;
            background-image: url('/assets/images/026e2c1ca4f89d45.webp');
            background-size: cover;
            background-position: center;
            position: relative;
            min-height: 400px;
            display: flex;
            align-items: center;
            justify-content: center;
            padding: 40px;
        }
        .security-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(135deg, rgba(15, 23, 42, 0.85) 0%, rgba(11, 17, 32, 0.95) 100%);
        }
        .security-specs-card {
            position: relative;
            z-index: 2;
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(12px);
            border: 1px solid rgba(255, 255, 255, 0.15);
            border-radius: 16px;
            padding: 30px;
            width: 100%;
        }
        .spec-item {
            margin-bottom: 18px;
            padding-bottom: 18px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.08);
        }
        .spec-item:last-child {
            margin-bottom: 0;
            padding-bottom: 0;
            border-bottom: none;
        }
        .spec-title {
            font-size: 15px;
            font-weight: 700;
            color: var(--accent-glow);
            margin-bottom: 6px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .spec-text {
            font-size: 13px;
            color: #94A3B8;
            line-height: 1.6;
        }

        /* 权限分区与角色矩阵 */
        .tier-table-wrapper {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            box-shadow: var(--shadow-sm);
        }
        .tier-grid-row {
            display: grid;
            grid-template-columns: 220px 1.5fr 1fr 140px;
            padding: 20px 28px;
            border-bottom: 1px solid var(--border-color);
            align-items: center;
        }
        .tier-grid-row.header {
            background-color: #F8FAFC;
            font-weight: 700;
            font-size: 14px;
            color: var(--text-title);
            border-bottom: 2px solid var(--border-color);
        }
        .tier-role-badge {
            display: flex;
            align-items: center;
            gap: 12px;
            font-weight: 800;
            font-size: 15px;
            color: var(--text-title);
        }
        .tier-indicator {
            width: 12px;
            height: 12px;
            border-radius: 50%;
        }
        .tier-desc {
            font-size: 14px;
            color: var(--text-body);
        }
        .tier-zones-pills {
            display: flex;
            flex-wrap: wrap;
            gap: 6px;
        }
        .zone-pill-mini {
            padding: 2px 8px;
            border-radius: 4px;
            font-size: 11px;
            font-weight: 700;
            background: #E2E8F0;
            color: #334155;
        }
        .zone-pill-mini.vip {
            background: #FEF3C7;
            color: #B45309;
        }
        .tier-verify-mode {
            font-size: 13px;
            font-weight: 600;
            color: var(--accent);
        }

        /* 最新发布板块 */
        .release-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .release-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: var(--transition);
        }
        .release-card:hover {
            box-shadow: var(--shadow-lg);
            border-color: var(--border-hover);
        }
        .release-img {
            width: 100%;
            height: 200px;
            object-fit: cover;
        }
        .release-content {
            padding: 24px;
        }
        .release-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 12px;
        }
        .release-category {
            background-color: var(--accent-bg);
            color: var(--accent);
            font-weight: 700;
            padding: 2px 8px;
            border-radius: 4px;
        }
        .release-title {
            font-size: 17px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 10px;
            line-height: 1.4;
        }
        .release-snippet {
            font-size: 13px;
            color: var(--text-muted);
            line-height: 1.7;
        }

        /* 热门专题展示墙 */
        .gallery-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 24px;
        }
        .gallery-item {
            position: relative;
            border-radius: var(--radius-md);
            overflow: hidden;
            group: 1;
            height: 260px;
        }
        .gallery-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.5s ease;
        }
        .gallery-item:hover .gallery-img {
            transform: scale(1.05);
        }
        .gallery-overlay {
            position: absolute;
            inset: 0;
            background: linear-gradient(180deg, transparent 40%, rgba(15, 23, 42, 0.9) 100%);
            display: flex;
            flex-direction: column;
            justify-content: flex-end;
            padding: 20px;
            color: #FFFFFF;
        }
        .gallery-tag {
            font-size: 11px;
            font-weight: 700;
            color: var(--accent-glow);
            text-transform: uppercase;
            margin-bottom: 6px;
        }
        .gallery-title {
            font-size: 16px;
            font-weight: 800;
            line-height: 1.3;
        }

        /* 资讯列表 */
        .news-digest-list {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .news-digest-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 28px;
            display: flex;
            flex-direction: column;
            transition: var(--transition);
        }
        .news-digest-card:hover {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }
        .news-date {
            font-size: 12px;
            color: var(--text-muted);
            margin-bottom: 10px;
        }
        .news-h3 {
            font-size: 18px;
            font-weight: 800;
            color: var(--text-title);
            margin-bottom: 12px;
            line-height: 1.4;
        }
        .news-excerpt {
            font-size: 14px;
            color: var(--text-muted);
            line-height: 1.7;
            flex-grow: 1;
        }

        /* 数据指标统计条 */
        .metrics-banner {
            background: linear-gradient(135deg, var(--primary) 0%, #1E293B 100%);
            padding: 60px 0;
            color: #FFFFFF;
        }
        .metrics-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 30px;
            text-align: center;
        }
        .metric-box {
            padding: 20px 10px;
            position: relative;
        }
        .metric-box:not(:last-child)::after {
            content: '';
            position: absolute;
            right: 0;
            top: 25%;
            height: 50%;
            width: 1px;
            background: rgba(255, 255, 255, 0.15);
        }
        .metric-num {
            font-size: 46px;
            font-weight: 900;
            color: var(--accent-glow);
            line-height: 1.1;
            margin-bottom: 8px;
            font-family: monospace;
        }
        .metric-caption {
            font-size: 14px;
            color: #CBD5E1;
            font-weight: 600;
        }

        /* 口碑与评价 */
        .testimonials-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 28px;
        }
        .testimonial-card {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-lg);
            padding: 32px 28px;
            box-shadow: var(--shadow-sm);
            display: flex;
            flex-direction: column;
            position: relative;
        }
        .quote-icon {
            font-size: 32px;
            line-height: 1;
            color: #CBD5E1;
            margin-bottom: 16px;
        }
        .testimonial-text {
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
            margin-bottom: 24px;
            flex-grow: 1;
        }
        .client-profile {
            display: flex;
            align-items: center;
            gap: 14px;
            border-top: 1px solid #F1F5F9;
            padding-top: 18px;
        }
        .client-avatar-ph {
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background-color: #E2E8F0;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            color: #475569;
        }
        .client-info h4 {
            font-size: 15px;
            font-weight: 700;
            color: var(--text-title);
        }
        .client-info p {
            font-size: 12px;
            color: var(--text-muted);
        }

        /* FAQ 手风琴面板 */
        .faq-wrapper {
            max-width: 860px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid var(--border-color);
            border-radius: var(--radius-md);
            overflow: hidden;
            transition: var(--transition);
        }
        .faq-item.active {
            border-color: var(--accent);
            box-shadow: var(--shadow-md);
        }
        .faq-question {
            width: 100%;
            text-align: left;
            padding: 22px 28px;
            background: none;
            border: none;
            cursor: pointer;
            font-size: 17px;
            font-weight: 700;
            color: var(--text-title);
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .faq-question:hover {
            color: var(--accent);
        }
        .faq-arrow {
            width: 20px;
            height: 20px;
            transition: transform 0.3s ease;
            flex-shrink: 0;
            color: var(--text-muted);
        }
        .faq-item.active .faq-arrow {
            transform: rotate(180deg);
            color: var(--accent);
        }
        .faq-answer {
            max-height: 0;
            overflow: hidden;
            transition: max-height 0.35s ease-out;
            background: #F8FAFC;
        }
        .faq-answer-inner {
            padding: 0 28px 24px;
            font-size: 15px;
            color: var(--text-body);
            line-height: 1.8;
        }

        /* 底部留资与高转化 CTA 表单 */
        .cta-box-card {
            background: linear-gradient(135deg, #0F172A 0%, #1E293B 100%);
            border-radius: 24px;
            border: 1px solid rgba(255, 255, 255, 0.12);
            padding: 56px 48px;
            color: #FFFFFF;
            display: grid;
            grid-template-columns: 1.1fr 0.9fr;
            gap: 48px;
            box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.4);
        }
        .cta-content-title {
            font-size: 32px;
            font-weight: 800;
            margin-bottom: 16px;
            line-height: 1.3;
        }
        .cta-content-p {
            font-size: 16px;
            color: #94A3B8;
            line-height: 1.8;
            margin-bottom: 30px;
        }
        .cta-perks {
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .perk-item {
            display: flex;
            align-items: center;
            gap: 12px;
            font-size: 14px;
            color: #E2E8F0;
        }
        .perk-icon {
            width: 24px;
            height: 24px;
            border-radius: 50%;
            background: rgba(16, 185, 129, 0.2);
            color: var(--accent-glow);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 12px;
            flex-shrink: 0;
        }
        .contact-form {
            background: #FFFFFF;
            border-radius: 16px;
            padding: 32px;
            color: var(--text-title);
            box-shadow: var(--shadow-xl);
        }
        .form-group {
            margin-bottom: 18px;
        }
        .form-label {
            display: block;
            font-size: 13px;
            font-weight: 700;
            color: #1E293B;
            margin-bottom: 6px;
        }
        .form-input {
            width: 100%;
            padding: 12px 14px;
            border: 1px solid var(--border-color);
            border-radius: 6px;
            font-size: 14px;
            transition: var(--transition);
        }
        .form-input:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(5, 150, 105, 0.15);
        }
        .btn-submit {
            width: 100%;
            padding: 14px;
            background-color: var(--accent);
            color: #FFFFFF;
            font-size: 16px;
            font-weight: 700;
            border: none;
            border-radius: 6px;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: 0 4px 12px rgba(5, 150, 105, 0.3);
        }
        .btn-submit:hover {
            background-color: #047857;
        }
        .form-tip {
            font-size: 12px;
            color: var(--text-muted);
            text-align: center;
            margin-top: 12px;
        }

        /* 页脚规范与合规 */
        .site-footer {
            background-color: #070D18;
            color: #94A3B8;
            padding: 70px 0 30px;
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            font-size: 14px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: 1.4fr 0.8fr 1fr 1fr;
            gap: 40px;
            margin-bottom: 50px;
        }
        .footer-col-title {
            font-size: 16px;
            font-weight: 700;
            color: #FFFFFF;
            margin-bottom: 20px;
            position: relative;
            padding-bottom: 8px;
        }
        .footer-col-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 24px;
            height: 2px;
            background-color: var(--accent);
        }
        .footer-desc {
            line-height: 1.8;
            margin-bottom: 20px;
            font-size: 13px;
        }
        .footer-links {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .footer-links a {
            color: #94A3B8;
        }
        .footer-links a:hover {
            color: var(--accent-glow);
            padding-left: 4px;
        }
        .footer-bottom-bar {
            border-top: 1px solid rgba(255, 255, 255, 0.08);
            padding-top: 30px;
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 16px;
            font-size: 13px;
        }
        .copyright {
            color: #64748B;
        }

        /* 响应式断点 */
        @media (max-width: 1024px) {
            .hero-grid {
                grid-template-columns: 1fr;
            }
            .pain-triad-grid, .matrix-grid, .feature-grid, .release-grid, .news-digest-list, .testimonials-grid {
                grid-template-columns: repeat(2, 1fr);
            }
            .workflow-timeline {
                grid-template-columns: repeat(2, 1fr);
            }
            .security-container-box {
                grid-template-columns: 1fr;
            }
            .cta-box-card {
                grid-template-columns: 1fr;
            }
            .footer-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }

        @media (max-width: 768px) {
            .nav-menu, .nav-cta {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .hero-h1 {
                font-size: 30px;
            }
            .pain-triad-grid, .matrix-grid, .feature-grid, .release-grid, .news-digest-list, .testimonials-grid, .gallery-grid {
                grid-template-columns: 1fr;
            }
            .workflow-timeline {
                grid-template-columns: 1fr;
            }
            .metrics-grid {
                grid-template-columns: repeat(2, 1fr);
                gap: 20px;
            }
            .metric-box:not(:last-child)::after {
                display: none;
            }
            .tier-grid-row {
                grid-template-columns: 1fr;
                gap: 8px;
            }
            .tier-grid-row.header {
                display: none;
            }
            .security-content {
                padding: 36px 24px;
            }
            .cta-box-card {
                padding: 36px 20px;
            }
            .footer-grid {
                grid-template-columns: 1fr;
            }
            .section {
                padding: 60px 0;
            }
        }

        @keyframes pulseGlow {
            0%, 100% { opacity: 1; }
            50% { opacity: 0.5; }
        }