/* roulang page: index */
:root {
            --color-primary: #00E676;
            --color-primary-hover: #33FF88;
            --color-accent: #FF6D00;
            --color-accent-hover: #FF8F33;
            --bg-dark: #0B0E14;
            --bg-card: rgba(15, 20, 30, 0.8);
            --bg-card-solid: #0F141E;
            --border-subtle: rgba(0, 230, 118, 0.12);
            --border-glow: rgba(0, 230, 118, 0.35);
            --text-primary: #FFFFFF;
            --text-secondary: #B0B8C4;
            --text-muted: #6B7280;
            --radius-sm: 6px;
            --radius-md: 8px;
            --radius-lg: 12px;
            --radius-xl: 16px;
            --radius-2xl: 20px;
            --shadow-glow-sm: 0 0 12px rgba(0, 230, 118, 0.18);
            --shadow-glow: 0 0 20px rgba(0, 230, 118, 0.25);
            --shadow-glow-lg: 0 0 35px rgba(0, 230, 118, 0.35);
            --shadow-accent-glow: 0 0 20px rgba(255, 109, 0, 0.25);
            --nav-height: 64px;
            --font-sans: 'PingFang SC', 'Microsoft YaHei', 'Noto Sans SC', sans-serif;
            --font-mono: 'Roboto', 'Segoe UI', system-ui, -apple-system, sans-serif;
        }

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

        html {
            scroll-behavior: smooth;
            scroll-padding-top: var(--nav-height);
        }

        body {
            font-family: var(--font-sans);
            background-color: var(--bg-dark);
            color: var(--text-primary);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
            overflow-x: hidden;
        }

        a {
            color: inherit;
            text-decoration: none;
            transition: color 0.25s ease;
        }
        a:hover {
            color: var(--color-primary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        button {
            cursor: pointer;
            border: none;
            font-family: inherit;
            transition: all 0.25s ease;
        }
        button:focus-visible,
        a:focus-visible {
            outline: 2px solid var(--color-primary);
            outline-offset: 3px;
            border-radius: var(--radius-md);
        }

        .font-mono {
            font-family: var(--font-mono);
        }

        /* ========== 导航 ========== */
        #top-sticky {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            z-index: 1000;
            height: var(--nav-height);
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 0 24px;
            transition: background-color 0.35s ease, box-shadow 0.35s ease;
            background-color: transparent;
        }
        #top-sticky.scrolled {
            background-color: rgba(11, 14, 20, 0.94);
            box-shadow: 0 1px 0 rgba(0, 230, 118, 0.08);
            backdrop-filter: blur(12px);
            -webkit-backdrop-filter: blur(12px);
        }
        .nav-logo {
            display: flex;
            align-items: center;
            gap: 10px;
            font-weight: 700;
            font-size: 22px;
            color: #FFFFFF;
            white-space: nowrap;
            letter-spacing: 0.5px;
            flex-shrink: 0;
        }
        .nav-logo .logo-icon {
            width: 34px;
            height: 34px;
            border-radius: var(--radius-sm);
            background: linear-gradient(135deg, var(--color-primary), #00C853);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 16px;
            color: #000;
            flex-shrink: 0;
        }
        .nav-menu {
            display: flex;
            align-items: center;
            gap: 6px;
            list-style: none;
        }
        .nav-menu li a {
            display: inline-block;
            padding: 8px 16px;
            border-radius: var(--radius-md);
            font-size: 15px;
            font-weight: 500;
            color: #D1D5DB;
            transition: all 0.25s ease;
            white-space: nowrap;
        }
        .nav-menu li a:hover,
        .nav-menu li a:active {
            color: var(--color-primary);
            background: rgba(0, 230, 118, 0.06);
        }
        .nav-cta-btn {
            display: inline-flex;
            align-items: center;
            gap: 7px;
            padding: 10px 20px;
            background: var(--color-primary);
            color: #000000 !important;
            font-weight: 700;
            border-radius: var(--radius-md);
            font-size: 15px;
            letter-spacing: 0.3px;
            box-shadow: var(--shadow-glow-sm);
            white-space: nowrap;
            transition: all 0.25s ease;
        }
        .nav-cta-btn:hover {
            background: var(--color-primary-hover);
            box-shadow: var(--shadow-glow);
            transform: translateY(-1px);
            color: #000000 !important;
        }

        /* 汉堡菜单 */
        .hamburger-btn {
            display: none;
            background: none;
            border: none;
            color: #FFFFFF;
            font-size: 26px;
            padding: 8px;
            line-height: 1;
            cursor: pointer;
            transition: color 0.25s ease;
            z-index: 1001;
        }
        .hamburger-btn:hover {
            color: var(--color-primary);
        }
        .mobile-overlay {
            display: none;
            position: fixed;
            inset: 0;
            z-index: 999;
            background: rgba(11, 14, 20, 0.97);
            backdrop-filter: blur(16px);
            -webkit-backdrop-filter: blur(16px);
            flex-direction: column;
            align-items: center;
            justify-content: center;
            gap: 20px;
            opacity: 0;
            pointer-events: none;
            transition: opacity 0.35s ease;
        }
        .mobile-overlay.active {
            opacity: 1;
            pointer-events: auto;
        }
        .mobile-overlay a {
            font-size: 20px;
            font-weight: 600;
            color: #D1D5DB;
            padding: 12px 28px;
            border-radius: var(--radius-md);
            transition: all 0.25s ease;
        }
        .mobile-overlay a:hover {
            color: var(--color-primary);
            background: rgba(0, 230, 118, 0.08);
        }
        .mobile-overlay .mobile-cta {
            background: var(--color-primary);
            color: #000;
            font-weight: 700;
            padding: 14px 32px;
            border-radius: var(--radius-md);
            box-shadow: var(--shadow-glow);
            margin-top: 8px;
        }
        .mobile-overlay .mobile-cta:hover {
            background: var(--color-primary-hover);
            color: #000;
        }

        @media (max-width: 768px) {
            .nav-menu {
                display: none;
            }
            .nav-cta-btn.desktop-only {
                display: none;
            }
            .hamburger-btn {
                display: block;
            }
            .mobile-overlay {
                display: flex;
            }
            #top-sticky {
                padding: 0 16px;
            }
            .nav-logo {
                font-size: 18px;
            }
            .nav-logo .logo-icon {
                width: 28px;
                height: 28px;
                font-size: 13px;
            }
        }
        @media (min-width: 769px) {
            .mobile-overlay {
                display: none !important;
            }
            .hamburger-btn {
                display: none !important;
            }
        }

        /* ========== Hero ========== */
        #hero {
            position: relative;
            min-height: 100vh;
            display: flex;
            align-items: center;
            padding: 100px 24px 60px;
            background: url('/assets/images/backpic/back-1.webp') center/cover no-repeat;
            background-position: center 30%;
            overflow: hidden;
        }
        #hero::before {
            content: '';
            position: absolute;
            inset: 0;
            background: linear-gradient(160deg,
                    rgba(11, 14, 20, 0.88) 0%,
                    rgba(11, 14, 20, 0.55) 40%,
                    rgba(11, 14, 20, 0.25) 65%,
                    rgba(11, 14, 20, 0.45) 100%);
            z-index: 1;
        }
        #hero::after {
            content: '';
            position: absolute;
            inset: 0;
            background:
                radial-gradient(ellipse at 75% 50%, rgba(0, 230, 118, 0.12) 0%, transparent 55%),
                radial-gradient(ellipse at 25% 35%, rgba(255, 109, 0, 0.06) 0%, transparent 50%);
            z-index: 1;
            pointer-events: none;
        }
        .hero-inner {
            position: relative;
            z-index: 2;
            display: flex;
            align-items: center;
            justify-content: space-between;
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            gap: 40px;
        }
        .hero-left {
            flex: 1;
            max-width: 620px;
        }
        .hero-left h1 {
            font-size: 48px;
            font-weight: 700;
            line-height: 1.25;
            margin-bottom: 16px;
            color: #FFFFFF;
            letter-spacing: 1px;
        }
        .hero-left h1 .highlight {
            color: var(--color-primary);
            position: relative;
        }
        .hero-left .hero-subtitle {
            font-size: 18px;
            color: #B0B8C4;
            margin-bottom: 32px;
            line-height: 1.6;
            max-width: 480px;
        }
        .hero-btns {
            display: flex;
            flex-wrap: wrap;
            gap: 14px;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            padding: 14px 28px;
            border-radius: var(--radius-md);
            font-weight: 700;
            font-size: 16px;
            letter-spacing: 0.4px;
            transition: all 0.3s ease;
            white-space: nowrap;
            cursor: pointer;
            border: none;
            font-family: inherit;
        }
        .btn-primary {
            background: var(--color-primary);
            color: #000000;
            box-shadow: var(--shadow-glow-sm);
        }
        .btn-primary:hover {
            background: var(--color-primary-hover);
            box-shadow: var(--shadow-glow-lg);
            transform: translateY(-2px);
            color: #000000;
        }
        .btn-accent {
            background: transparent;
            color: var(--color-accent);
            border: 2px solid var(--color-accent);
            box-shadow: 0 0 8px rgba(255, 109, 0, 0.1);
        }
        .btn-accent:hover {
            background: rgba(255, 109, 0, 0.1);
            box-shadow: var(--shadow-accent-glow);
            transform: translateY(-2px);
            color: var(--color-accent-hover);
            border-color: var(--color-accent-hover);
        }
        .btn-outline-light {
            background: transparent;
            color: #FFFFFF;
            border: 2px solid rgba(255, 255, 255, 0.35);
        }
        .btn-outline-light:hover {
            border-color: var(--color-primary);
            color: var(--color-primary);
            background: rgba(0, 230, 118, 0.06);
        }
        .hero-right {
            flex: 0 0 auto;
            width: 340px;
            display: flex;
            flex-direction: column;
            gap: 16px;
        }
        .hero-stat-card {
            background: rgba(15, 20, 30, 0.75);
            border: 1px solid rgba(0, 230, 118, 0.18);
            border-radius: var(--radius-xl);
            padding: 24px;
            text-align: center;
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            box-shadow: 0 0 30px rgba(0, 230, 118, 0.08);
            transition: all 0.4s ease;
        }
        .hero-stat-card:hover {
            border-color: rgba(0, 230, 118, 0.4);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .hero-stat-card .stat-number {
            font-family: var(--font-mono);
            font-size: 42px;
            font-weight: 700;
            color: var(--color-primary);
            letter-spacing: 1px;
        }
        .hero-stat-card .stat-label {
            font-size: 14px;
            color: #B0B8C4;
            margin-top: 4px;
        }
        .hero-live-dot {
            display: inline-block;
            width: 10px;
            height: 10px;
            border-radius: 50%;
            background: var(--color-primary);
            animation: pulse-dot 1.6s ease-in-out infinite;
            margin-right: 6px;
        }
        @keyframes pulse-dot {
            0%,
            100% {
                box-shadow: 0 0 6px var(--color-primary), 0 0 14px rgba(0, 230, 118, 0.5);
            }
            50% {
                box-shadow: 0 0 16px var(--color-primary), 0 0 32px rgba(0, 230, 118, 0.8);
            }
        }

        @media (max-width: 1024px) {
            .hero-inner {
                flex-direction: column;
                text-align: center;
            }
            .hero-left {
                max-width: 100%;
            }
            .hero-left .hero-subtitle {
                max-width: 100%;
                margin-left: auto;
                margin-right: auto;
            }
            .hero-btns {
                justify-content: center;
            }
            .hero-right {
                width: 100%;
                max-width: 400px;
                flex-direction: row;
                flex-wrap: wrap;
                justify-content: center;
            }
            .hero-stat-card {
                flex: 1;
                min-width: 140px;
            }
            .hero-left h1 {
                font-size: 36px;
            }
        }
        @media (max-width: 576px) {
            #hero {
                padding: 90px 16px 40px;
                min-height: auto;
            }
            .hero-left h1 {
                font-size: 28px;
            }
            .hero-left .hero-subtitle {
                font-size: 15px;
            }
            .btn {
                padding: 12px 20px;
                font-size: 14px;
            }
            .hero-stat-card .stat-number {
                font-size: 30px;
            }
            .hero-right {
                gap: 10px;
            }
            .hero-stat-card {
                padding: 16px;
                min-width: 120px;
            }
        }

        /* ========== 板块通用 ========== */
        .section {
            padding: 80px 24px;
        }
        .section-inner {
            max-width: 1200px;
            margin: 0 auto;
        }
        .section-title {
            font-size: 36px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 12px;
            color: #FFFFFF;
            letter-spacing: 0.5px;
        }
        .section-subtitle {
            font-size: 16px;
            color: #B0B8C4;
            text-align: center;
            margin-bottom: 48px;
            max-width: 600px;
            margin-left: auto;
            margin-right: auto;
        }
        @media (max-width: 768px) {
            .section {
                padding: 56px 16px;
            }
            .section-title {
                font-size: 28px;
            }
            .section-subtitle {
                font-size: 14px;
                margin-bottom: 32px;
            }
        }

        /* ========== 数据看板 ========== */
        #data {
            background: rgba(11, 14, 20, 0.6);
            border-top: 1px solid rgba(0, 230, 118, 0.06);
            border-bottom: 1px solid rgba(0, 230, 118, 0.06);
        }
        .data-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }
        .data-card {
            background: var(--bg-card);
            border: 1px solid var(--border-subtle);
            border-radius: var(--radius-xl);
            padding: 28px 20px;
            text-align: center;
            transition: all 0.35s ease;
            position: relative;
            box-shadow: 0 0 10px rgba(0, 230, 118, 0.04);
        }
        .data-card:hover {
            border-color: var(--border-glow);
            box-shadow: var(--shadow-glow);
            transform: translateY(-4px);
        }
        .data-card .data-icon {
            font-size: 32px;
            margin-bottom: 10px;
            color: var(--color-primary);
        }
        .data-card .data-number {
            font-family: var(--font-mono);
            font-size: 40px;
            font-weight: 700;
            color: #FFFFFF;
            letter-spacing: 1px;
        }
        .data-card .data-number .unit {
            font-size: 20px;
            font-weight: 500;
            color: var(--color-primary);
            margin-left: 2px;
        }
        .data-card .data-label {
            font-size: 14px;
            color: #B0B8C4;
            margin-top: 6px;
        }
        @media (max-width: 900px) {
            .data-grid {
                display: flex;
                overflow-x: auto;
                gap: 14px;
                padding-bottom: 8px;
                -webkit-overflow-scrolling: touch;
                scroll-snap-type: x proximity;
            }
            .data-card {
                flex: 0 0 160px;
                scroll-snap-align: start;
                padding: 20px 14px;
                min-width: 150px;
            }
            .data-card .data-number {
                font-size: 30px;
            }
            .data-card .data-number .unit {
                font-size: 16px;
            }
        }

        /* ========== 服务矩阵 交错布局 ========== */
        #service {
            background: var(--bg-dark);
        }
        .service-row {
            display: flex;
            align-items: center;
            gap: 48px;
            margin-bottom: 60px;
            flex-wrap: wrap;
        }
        .service-row:last-child {
            margin-bottom: 0;
        }
        .service-row.reverse {
            flex-direction: row-reverse;
        }
        .service-img-wrap {
            flex: 1;
            min-width: 300px;
            border-radius: var(--radius-xl);
            overflow: hidden;
            border: 1px solid rgba(0, 230, 118, 0.1);
            box-shadow: 0 0 20px rgba(0, 230, 118, 0.06);
            transition: all 0.4s ease;
            position: relative;
        }
        .service-img-wrap:hover {
            border-color: rgba(0, 230, 118, 0.3);
            box-shadow: var(--shadow-glow);
            transform: translateY(-3px);
        }
        .service-img-wrap img {
            width: 100%;
            height: auto;
            display: block;
            object-fit: cover;
            aspect-ratio: 16 / 10;
        }
        .service-text {
            flex: 1;
            min-width: 280px;
        }
        .service-text h3 {
            font-size: 24px;
            font-weight: 600;
            color: #FFFFFF;
            margin-bottom: 10px;
            letter-spacing: 0.3px;
        }
        .service-text p {
            font-size: 15px;
            color: #B0B8C4;
            line-height: 1.7;
            margin-bottom: 12px;
        }
        .service-text .service-link {
            display: inline-block;
            color: var(--color-primary);
            font-weight: 600;
            font-size: 15px;
            border-bottom: 2px solid var(--color-primary);
            padding-bottom: 2px;
            transition: all 0.25s ease;
            cursor: pointer;
        }
        .service-text .service-link:hover {
            color: var(--color-primary-hover);
            border-color: var(--color-primary-hover);
            letter-spacing: 0.5px;
        }
        @media (max-width: 768px) {
            .service-row,
            .service-row.reverse {
                flex-direction: column;
                gap: 20px;
                margin-bottom: 40px;
            }
            .service-img-wrap {
                min-width: 100%;
            }
            .service-text {
                min-width: 100%;
                text-align: center;
            }
            .service-text h3 {
                font-size: 20px;
            }
        }

        /* ========== 版本对比 ========== */
        #compare {
            background: rgba(11, 14, 20, 0.5);
            border-top: 1px solid rgba(0, 230, 118, 0.06);
            border-bottom: 1px solid rgba(0, 230, 118, 0.06);
        }
        .compare-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 28px;
            max-width: 900px;
            margin: 0 auto;
        }
        .compare-card {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            padding: 32px 28px;
            transition: all 0.35s ease;
        }
        .compare-card.winner {
            border-color: rgba(0, 230, 118, 0.28);
            box-shadow: var(--shadow-glow);
            position: relative;
            background: rgba(15, 24, 20, 0.75);
        }
        .compare-card.winner::before {
            content: '★ 推荐';
            position: absolute;
            top: -13px;
            right: 20px;
            background: var(--color-primary);
            color: #000;
            font-weight: 700;
            font-size: 12px;
            padding: 4px 12px;
            border-radius: 20px;
            letter-spacing: 0.5px;
        }
        .compare-card h3 {
            font-size: 22px;
            font-weight: 700;
            margin-bottom: 20px;
            text-align: center;
            letter-spacing: 0.5px;
        }
        .compare-card.other h3 {
            color: #9CA3AF;
        }
        .compare-card.winner h3 {
            color: var(--color-primary);
        }
        .compare-list {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .compare-list li {
            display: flex;
            align-items: center;
            gap: 10px;
            font-size: 15px;
            color: #B0B8C4;
            padding: 8px 12px;
            border-radius: var(--radius-sm);
            transition: background 0.25s ease;
        }
        .compare-list li:hover {
            background: rgba(255, 255, 255, 0.03);
        }
        .compare-list li .check {
            color: var(--color-primary);
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }
        .compare-list li .cross {
            color: #6B7280;
            font-weight: 700;
            font-size: 16px;
            flex-shrink: 0;
        }
        @media (max-width: 768px) {
            .compare-grid {
                grid-template-columns: 1fr;
                gap: 20px;
            }
            .compare-card {
                padding: 24px 18px;
            }
            .compare-card.winner::before {
                right: 12px;
                top: -11px;
                font-size: 11px;
                padding: 3px 10px;
            }
        }

        /* ========== FAQ ========== */
        #faq {
            background: var(--bg-dark);
        }
        .faq-list {
            max-width: 800px;
            margin: 0 auto;
            display: flex;
            flex-direction: column;
            gap: 14px;
        }
        .faq-item {
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.05);
            border-radius: var(--radius-lg);
            overflow: hidden;
            transition: all 0.35s ease;
            position: relative;
        }
        .faq-item[open] {
            border-color: var(--border-glow);
            box-shadow: 0 0 18px rgba(0, 230, 118, 0.15);
        }
        .faq-item summary {
            padding: 18px 20px;
            cursor: pointer;
            font-weight: 600;
            font-size: 16px;
            color: #FFFFFF;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            transition: color 0.25s ease;
            user-select: none;
            position: relative;
        }
        .faq-item summary::before {
            content: '';
            position: absolute;
            left: 0;
            top: 14px;
            bottom: 14px;
            width: 3px;
            border-radius: 0 3px 3px 0;
            background: var(--color-primary);
            opacity: 0.5;
            transition: opacity 0.35s ease, box-shadow 0.35s ease;
        }
        .faq-item[open] summary::before {
            opacity: 1;
            box-shadow: 0 0 10px rgba(0, 230, 118, 0.6);
        }
        .faq-item summary:hover {
            color: var(--color-primary);
        }
        .faq-item summary .faq-arrow {
            font-size: 14px;
            transition: transform 0.35s ease;
            color: #B0B8C4;
            flex-shrink: 0;
        }
        .faq-item[open] summary .faq-arrow {
            transform: rotate(180deg);
            color: var(--color-primary);
        }
        .faq-item .faq-answer {
            padding: 0 20px 20px 20px;
            color: #B0B8C4;
            font-size: 15px;
            line-height: 1.7;
            padding-left: 24px;
        }
        .faq-item summary::-webkit-details-marker {
            display: none;
        }
        .faq-item summary::marker {
            display: none;
        }
        @media (max-width: 576px) {
            .faq-item summary {
                font-size: 14px;
                padding: 14px 14px;
            }
            .faq-item .faq-answer {
                padding: 0 14px 16px 18px;
                font-size: 13px;
            }
        }

        /* ========== 下载专区 ========== */
        #download {
            background: var(--bg-dark);
            position: relative;
            overflow: hidden;
        }
        #download::before {
            content: '';
            position: absolute;
            width: 500px;
            height: 500px;
            border-radius: 50%;
            background: radial-gradient(circle, rgba(0, 230, 118, 0.12) 0%, transparent 70%);
            top: -100px;
            left: 50%;
            transform: translateX(-50%);
            pointer-events: none;
            z-index: 0;
        }
        #download .section-inner {
            position: relative;
            z-index: 1;
            text-align: center;
        }
        .download-platforms {
            display: flex;
            justify-content: center;
            gap: 28px;
            flex-wrap: wrap;
            margin: 28px 0 32px;
        }
        .platform-icon {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 8px;
            padding: 20px 24px;
            background: var(--bg-card);
            border: 1px solid rgba(255, 255, 255, 0.06);
            border-radius: var(--radius-xl);
            font-size: 14px;
            color: #B0B8C4;
            transition: all 0.35s ease;
            min-width: 100px;
            cursor: default;
        }
        .platform-icon:hover {
            border-color: rgba(0, 230, 118, 0.3);
            box-shadow: var(--shadow-glow-sm);
            transform: translateY(-3px);
            color: #FFFFFF;
        }
        .platform-icon i {
            font-size: 36px;
            color: var(--color-primary);
            transition: color 0.35s ease;
        }
        .platform-icon:hover i {
            color: var(--color-primary-hover);
        }
        .version-badge {
            display: inline-block;
            background: rgba(0, 230, 118, 0.1);
            color: var(--color-primary);
            border: 1px solid rgba(0, 230, 118, 0.25);
            padding: 8px 18px;
            border-radius: 20px;
            font-weight: 600;
            font-size: 15px;
            letter-spacing: 0.5px;
            margin-bottom: 16px;
        }
        .download-btns-row {
            display: flex;
            justify-content: center;
            gap: 16px;
            flex-wrap: wrap;
        }
        .btn-lg {
            padding: 16px 36px;
            font-size: 18px;
            border-radius: var(--radius-lg);
            letter-spacing: 0.5px;
        }
        .safe-badge-text {
            font-size: 13px;
            color: #6B7280;
            margin-top: 12px;
            display: block;
        }
        .safe-badge-text i {
            color: var(--color-primary);
            margin-right: 4px;
        }

        /* 移动端底部悬浮条 */
        .mobile-fixed-bar {
            display: none;
            position: fixed;
            bottom: 0;
            left: 0;
            right: 0;
            z-index: 998;
            background: rgba(11, 14, 20, 0.96);
            border-top: 1px solid rgba(0, 230, 118, 0.2);
            padding: 10px 16px;
            align-items: center;
            justify-content: space-between;
            gap: 12px;
            backdrop-filter: blur(14px);
            -webkit-backdrop-filter: blur(14px);
            box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.5);
        }
        .mobile-fixed-bar .bar-text {
            font-size: 14px;
            font-weight: 600;
            color: #FFFFFF;
            white-space: nowrap;
        }
        .mobile-fixed-bar .bar-btn {
            padding: 10px 20px;
            background: var(--color-primary);
            color: #000;
            font-weight: 700;
            border-radius: var(--radius-md);
            font-size: 14px;
            white-space: nowrap;
            box-shadow: var(--shadow-glow-sm);
            border: none;
            cursor: pointer;
            transition: all 0.25s ease;
            flex-shrink: 0;
        }
        .mobile-fixed-bar .bar-btn:hover {
            background: var(--color-primary-hover);
            box-shadow: var(--shadow-glow);
        }
        @media (max-width: 768px) {
            .mobile-fixed-bar {
                display: flex;
            }
            body {
                padding-bottom: 70px;
            }
        }

        /* ========== 页脚 ========== */
        #footer {
            background: #080B10;
            border-top: 1px solid rgba(255, 255, 255, 0.04);
            padding: 28px 24px;
            text-align: center;
        }
        #footer .footer-domain {
            font-size: 14px;
            color: #6B7280;
            margin-bottom: 4px;
            letter-spacing: 0.3px;
        }
        #footer .footer-copy {
            font-size: 13px;
            color: #4B5563;
        }
        #footer .footer-icp {
            font-size: 12px;
            color: #4B5563;
            margin-top: 4px;
        }

        /* 全局过渡 */
        .fade-in-up {
            opacity: 0;
            transform: translateY(30px);
            transition: opacity 0.7s ease, transform 0.7s ease;
        }
        .fade-in-up.visible {
            opacity: 1;
            transform: translateY(0);
        }

        /* 滚动条 */
        ::-webkit-scrollbar {
            width: 6px;
        }
        ::-webkit-scrollbar-track {
            background: #0B0E14;
        }
        ::-webkit-scrollbar-thumb {
            background: rgba(0, 230, 118, 0.25);
            border-radius: 3px;
        }
        ::-webkit-scrollbar-thumb:hover {
            background: rgba(0, 230, 118, 0.45);
        }

        /* 自定义选中 */
        ::selection {
            background: rgba(0, 230, 118, 0.3);
            color: #FFFFFF;
        }