:root {
        --main: #9f1239;
        --accent: #e11d48;
        --bg: #fafafa;
        --text: #3f0a1a;
        --main-soft: rgba(159, 18, 57, 0.1);
        --accent-soft: rgba(225, 29, 72, 0.15);
        --radius-lg: 24px;
        --radius-md: 16px;
        --shadow-soft: 0 8px 30px rgba(63, 10, 26, 0.08);
        --shadow-hover: 0 16px 40px rgba(159, 18, 57, 0.18);
    }

    * {
        box-sizing: border-box;
    }

    body {
        background-color: var(--bg);
        color: var(--text);
        font-family: 'Inter', sans-serif;
        overflow-x: hidden;
        line-height: 1.7;
        font-weight: 400;
        letter-spacing: 0.01em;
    }

    /* 滚动进度条 */
    #scrollProgress {
        position: fixed;
        top: 0;
        left: 0;
        width: 0%;
        height: 4px;
        background: linear-gradient(90deg, var(--main), var(--accent));
        z-index: 9999;
        border-radius: 0 4px 4px 0;
        transition: width 0.05s linear;
    }

    /* 导航 */
    .navbar-custom {
        background: rgba(255, 255, 255, 0.85);
        backdrop-filter: blur(12px);
        border-bottom: 1px solid rgba(159, 18, 57, 0.08);
        padding: 14px 0;
        transition: box-shadow 0.3s ease;
    }
    .navbar-custom.scrolled {
        box-shadow: 0 6px 20px rgba(63, 10, 26, 0.06);
    }
    .navbar-brand {
        font-weight: 900;
        font-size: 1.6rem;
        color: var(--main) !important;
        letter-spacing: -0.02em;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .navbar-brand i {
        color: var(--accent);
        font-size: 1.4rem;
    }
    .nav-link-custom {
        color: var(--text) !important;
        font-weight: 500;
        margin: 0 8px;
        padding: 6px 14px !important;
        border-radius: 50px;
        transition: background 0.2s, color 0.2s;
        font-size: 0.95rem;
    }
    .nav-link-custom:hover {
        background: var(--main-soft);
        color: var(--main) !important;
    }
    .navbar-toggler {
        border: none;
        color: var(--main);
        font-size: 1.5rem;
    }
    .navbar-toggler:focus {
        box-shadow: none;
    }

    /* 光斑背景 */
    .hero-glow {
        position: absolute;
        border-radius: 50%;
        filter: blur(80px);
        opacity: 0.4;
        pointer-events: none;
        z-index: 0;
    }
    .glow-1 {
        width: 400px;
        height: 400px;
        background: radial-gradient(circle, rgba(225, 29, 72, 0.25), transparent 70%);
        top: -100px;
        right: -50px;
    }
    .glow-2 {
        width: 350px;
        height: 350px;
        background: radial-gradient(circle, rgba(159, 18, 57, 0.2), transparent 70%);
        bottom: -80px;
        left: -60px;
    }

    /* Hero 区域 */
    .hero-section {
        position: relative;
        padding: 120px 0 100px;
        overflow: hidden;
        background: linear-gradient(180deg, rgba(159, 18, 57, 0.02), transparent);
    }
    .hero-badge {
        display: inline-block;
        background: var(--main-soft);
        color: var(--main);
        padding: 8px 18px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 0.85rem;
        letter-spacing: 0.05em;
        margin-bottom: 24px;
        backdrop-filter: blur(4px);
    }
    .hero-title {
        font-weight: 900;
        font-size: clamp(2.5rem, 5vw, 4.2rem);
        line-height: 1.15;
        letter-spacing: -0.03em;
        color: var(--text);
        margin-bottom: 24px;
        min-height: 2.4em;
    }
    .hero-title .typewriter {
        color: var(--main);
        position: relative;
    }
    .hero-title .typewriter::after {
        content: '';
        position: absolute;
        right: -6px;
        top: 0;
        height: 100%;
        width: 3px;
        background: var(--accent);
        animation: blink 0.8s infinite;
    }
    @keyframes blink {
        0%, 50% { opacity: 1; }
        51%, 100% { opacity: 0; }
    }
    .hero-subtitle {
        font-size: 1.15rem;
        color: rgba(63, 10, 26, 0.75);
        max-width: 560px;
        margin-bottom: 36px;
        font-weight: 400;
    }
    .btn-hero {
        background: linear-gradient(135deg, var(--main), var(--accent));
        color: #fff;
        border: none;
        padding: 14px 36px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 1.05rem;
        box-shadow: 0 8px 24px rgba(159, 18, 57, 0.3);
        transition: transform 0.2s, box-shadow 0.2s;
        display: inline-flex;
        align-items: center;
        gap: 10px;
    }
    .btn-hero:hover {
        transform: translateY(-3px);
        box-shadow: 0 14px 34px rgba(159, 18, 57, 0.4);
        color: #fff;
    }
    .btn-outline-hero {
        background: transparent;
        border: 2px solid var(--main);
        color: var(--main);
        padding: 12px 32px;
        border-radius: 50px;
        font-weight: 600;
        transition: all 0.2s;
    }
    .btn-outline-hero:hover {
        background: var(--main);
        color: #fff;
    }

    /* 区块通用 */
    .section-padding {
        padding: 90px 0;
    }
    .section-label {
        display: inline-block;
        background: var(--accent-soft);
        color: var(--accent);
        padding: 6px 16px;
        border-radius: 50px;
        font-weight: 600;
        font-size: 0.8rem;
        letter-spacing: 0.08em;
        margin-bottom: 16px;
    }
    .section-title {
        font-weight: 900;
        font-size: clamp(1.8rem, 3.5vw, 2.8rem);
        letter-spacing: -0.02em;
        margin-bottom: 16px;
        color: var(--text);
    }
    .section-desc {
        font-size: 1.05rem;
        color: rgba(63, 10, 26, 0.7);
        max-width: 600px;
        margin: 0 auto 50px;
        line-height: 1.7;
    }

    /* 对比表格 */
    .compare-card {
        background: #fff;
        border-radius: var(--radius-lg);
        box-shadow: var(--shadow-soft);
        padding: 40px;
        border: 1px solid rgba(159, 18, 57, 0.05);
    }
    .compare-table {
        width: 100%;
        border-collapse: separate;
        border-spacing: 0 8px;
    }
    .compare-table th {
        font-weight: 700;
        font-size: 1rem;
        color: var(--text);
        padding: 16px 20px;
        background: rgba(159, 18, 57, 0.04);
        border-radius: 12px 12px 0 0;
    }
    .compare-table td {
        padding: 18px 20px;
        background: rgba(250, 250, 250, 0.6);
        border-radius: 12px;
        font-size: 0.95rem;
        vertical-align: middle;
    }
    .compare-table .highlight-col {
        background: var(--main-soft);
        border-left: 3px solid var(--main);
        font-weight: 600;
    }
    .check-icon {
        color: var(--accent);
        margin-right: 8px;
    }
    .cross-icon {
        color: rgba(63, 10, 26, 0.3);
        margin-right: 8px;
    }
    .data-font {
        font-family: 'Courier New', monospace;
        font-weight: 700;
        font-size: 1.1rem;
        color: var(--main);
    }

    /* 特色卡片 */
    .feature-card {
        background: #fff;
        border-radius: var(--radius-lg);
        padding: 32px 28px;
        box-shadow: var(--shadow-soft);
        transition: transform 0.3s ease, box-shadow 0.3s ease;
        height: 100%;
        border: 1px solid rgba(255, 255, 255, 0.6);
    }
    .feature-card:hover {
        transform: translateY(-8px);
        box-shadow: var(--shadow-hover);
    }
    .feature-icon {
        width: 60px;
        height: 60px;
        border-radius: 20px;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: 1.5rem;
        margin-bottom: 20px;
        background: linear-gradient(135deg, var(--main-soft), var(--accent-soft));
        color: var(--main);
    }
    .feature-card h5 {
        font-weight: 800;
        font-size: 1.1rem;
        margin-bottom: 12px;
        letter-spacing: -0.01em;
    }
    .feature-card p {
        color: rgba(63, 10, 26, 0.65);
        font-size: 0.92rem;
        margin-bottom: 0;
        line-height: 1.6;
    }
    .feature-stat {
        font-family: 'Courier New', monospace;
        font-weight: 700;
        font-size: 1.3rem;
        color: var(--accent);
        margin-top: 16px;
        display: block;
    }

    /* 步骤条 */
    .steps-wrapper {
        counter-reset: step;
        position: relative;
    }
    .step-item {
        counter-increment: step;
        position: relative;
        padding: 24px 30px 24px 80px;
        background: #fff;
        border-radius: var(--radius-md);
        box-shadow: var(--shadow-soft);
        margin-bottom: 20px;
        transition: all 0.3s;
        border: 1px solid rgba(159, 18, 57, 0.04);
    }
    .step-item:hover {
        box-shadow: var(--shadow-hover);
    }
    .step-item::before {
        content: counter(step);
        position: absolute;
        left: 24px;
        top: 50%;
        transform: translateY(-50%);
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: linear-gradient(135deg, var(--main), var(--accent));
        color: #fff;
        display: flex;
        align-items: center;
        justify-content: center;
        font-weight: 800;
        font-size: 1.1rem;
        font-family: 'Courier New', monospace;
    }
    .step-item h5 {
        font-weight: 700;
        font-size: 1.05rem;
        margin-bottom: 6px;
    }
    .step-item p {
        color: rgba(63, 10, 26, 0.65);
        font-size: 0.95rem;
        margin-bottom: 0;
    }

    /* FAQ */
    .faq-wrapper {
        max-width: 800px;
        margin: 0 auto;
    }
    .accordion-item {
        background: #fff;
        border: 1px solid rgba(159, 18, 57, 0.06) !important;
        border-radius: var(--radius-md) !important;
        margin-bottom: 16px;
        overflow: hidden;
        box-shadow: 0 4px 16px rgba(63, 10, 26, 0.03);
    }
    .accordion-button {
        background: #fff;
        color: var(--text);
        font-weight: 600;
        font-size: 1rem;
        padding: 20px 24px;
        border: none;
        outline: none;
        box-shadow: none !important;
    }
    .accordion-button:not(.collapsed) {
        background: var(--main-soft);
        color: var(--main);
    }
    .accordion-button::after {
        color: var(--main);
    }
    .accordion-body {
        padding: 0 24px 20px;
        color: rgba(63, 10, 26, 0.7);
        font-size: 0.95rem;
        line-height: 1.7;
    }

    /* CTA */
    .cta-section {
        background: linear-gradient(135deg, var(--main), var(--accent));
        border-radius: var(--radius-lg);
        padding: 60px 40px;
        position: relative;
        overflow: hidden;
        margin: 40px 0;
    }
    .cta-section::before {
        content: '';
        position: absolute;
        width: 300px;
        height: 300px;
        background: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        top: -100px;
        right: -80px;
        filter: blur(40px);
    }
    .cta-section h2 {
        font-weight: 900;
        font-size: 2rem;
        color: #fff;
        margin-bottom: 16px;
    }
    .cta-section p {
        color: rgba(255, 255, 255, 0.85);
        margin-bottom: 30px;
    }
    .btn-white {
        background: #fff;
        color: var(--main) !important;
        padding: 14px 36px;
        border-radius: 50px;
        font-weight: 700;
        border: none;
        transition: transform 0.2s, box-shadow 0.2s;
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }
    .btn-white:hover {
        transform: translateY(-3px);
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    }

    /* 友情链接 */
    .friends-links {
        background: #fff;
        border-radius: var(--radius-lg);
        padding: 30px;
        box-shadow: var(--shadow-soft);
        margin-top: 60px;
    }
    .friends-title {
        font-weight: 700;
        font-size: 1rem;
        color: var(--text);
        margin-bottom: 14px;
        display: flex;
        align-items: center;
        gap: 8px;
    }
    .friends-title i {
        color: var(--main);
    }
    .friends-content {
        color: rgba(63, 10, 26, 0.6);
        font-size: 0.95rem;
        word-break: break-all;
    }

    /* 页脚 */
    .footer-custom {
        background: #1a0a10;
        color: rgba(255, 255, 255, 0.75);
        padding: 50px 0 30px;
        margin-top: 60px;
        border-radius: 40px 40px 0 0;
    }
    .footer-brand {
        color: #fff;
        font-weight: 900;
        font-size: 1.5rem;
        display: flex;
        align-items: center;
        gap: 8px;
        margin-bottom: 16px;
    }
    .footer-brand i {
        color: var(--accent);
    }
    .footer-links a {
        color: rgba(255, 255, 255, 0.6);
        text-decoration: none;
        margin: 0 10px;
        font-size: 0.9rem;
        transition: color 0.2s;
    }
    .footer-links a:hover {
        color: #fff;
    }
    .copyright {
        border-top: 1px solid rgba(255, 255, 255, 0.1);
        padding-top: 24px;
        margin-top: 30px;
        font-size: 0.85rem;
        color: rgba(255, 255, 255, 0.5);
    }

    /* 视差效果 */
    .parallax-bg {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 130%;
        background-image: url('{随机图片}');
        background-size: cover;
        background-position: center;
        z-index: -1;
        opacity: 0.08;
        transform: translateY(0);
        will-change: transform;
        pointer-events: none;
    }

    @media (max-width: 768px) {
        .hero-section {
            padding: 80px 0 60px;
        }
        .section-padding {
            padding: 60px 0;
        }
        .compare-card {
            padding: 20px;
        }
        .step-item {
            padding-left: 70px;
        }
        .step-item::before {
            left: 16px;
            width: 36px;
            height: 36px;
        }
        .cta-section {
            padding: 40px 24px;
        }
    }

/* --- 子页面追加 --- */
/* 确保 Bootstrap 组件不破坏深色/浅色站点风格，这里覆盖关键组件 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .form-control, .form-select, .form-label, .input-group-text,
        .table, .list-group-item, .accordion-item, .accordion-button, .accordion-body,
        .modal-content, .modal-header, .modal-body, .dropdown-menu, .dropdown-item,
        .nav-link, .navbar, .navbar-brand, .btn-light, .btn-outline-* {
            background: transparent; 
            color: inherit; 
            border-color: inherit;
        }
/* 本站卡片风格 */
        .about-card {
            background: var(--bg);
            border: 1px solid rgba(159,18,57,0.15);
            border-radius: var(--radius-md);
            padding: 1.8rem;
            box-shadow: var(--shadow-soft);
            transition: box-shadow .2s;
            height: 100%;
        }
.about-card:hover {
            box-shadow: var(--shadow-hover);
            transform: translateY(-3px);
        }
.about-icon {
            font-size: 2rem;
            color: var(--main);
            background: var(--main-soft);
            width: 60px;
            height: 60px;
            border-radius: 16px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-bottom: 1rem;
        }
.about-list {
            list-style: none;
            padding-left: 0;
        }
.about-list li {
            padding: .5rem 0;
            border-bottom: 1px dashed rgba(159,18,57,0.2);
            display: flex;
            gap: .75rem;
            align-items: baseline;
        }
.about-list li i {
            color: var(--accent);
            width: 20px;
            font-size: .9rem;
        }
.timeline-item {
            position: relative;
            padding-left: 2rem;
            margin-bottom: 2rem;
            border-left: 3px solid var(--main-soft);
        }
.timeline-item::before {
            content: "◆";
            position: absolute;
            left: -10px;
            color: var(--main);
            background: var(--bg);
        }
.timeline-year {
            font-weight: 800;
            color: var(--main);
            font-size: 1.1rem;
            letter-spacing: .5px;
        }
.blockquote-custom {
            background: var(--main-soft);
            border-left: 5px solid var(--accent);
            padding: 1.5rem 2rem;
            border-radius: 0 var(--radius-md) var(--radius-md) 0;
            font-style: italic;
            margin: 2rem 0;
        }
/* 确保导航 active 颜色 */
        .navbar-custom .nav-link-custom.active {
            color: var(--accent) !important;
            font-weight: 600;
        }
.about-card { padding: 1.2rem; }

/* --- 子页面追加 --- */
/* 确保Bootstrap组件颜色覆盖为本站配色 */
        .card, .card-body, .card-title, .card-text, .card-header, .card-footer,
        .list-group-item, .accordion-item, .accordion-button, .accordion-body {
            background: var(--bg) !important;
            color: var(--text) !important;
            border-color: var(--main-soft) !important;
        }
.form-control, .form-select {
            background: var(--bg) !important;
            color: var(--text) !important;
            border-color: var(--main-soft) !important;
        }
.btn-hero, .btn-outline-hero {
            background: var(--main) !important;
            border-color: var(--main) !important;
            color: #fff !important;
        }
/* 占位符颜色 */
        .form-control::placeholder {
            color: rgba(63, 10, 26, 0.5) !important;
        }
/* 链接颜色微调 */
        a {
            color: var(--accent);
        }
/* 自定义分隔线 */
        .disclaimer-divider {
            border-top: 2px solid var(--main-soft);
            opacity: 0.6;
            margin: 2rem 0;
        }
/* 小字注释 */
        .legal-note {
            font-size: 0.9rem;
            color: var(--text);
            opacity: 0.75;
        }

/* --- 子页面追加 --- */
/* 覆盖 Bootstrap 组件默认白底黑字，强制跟随本站主题 */
        .card, .card-body, .card-header, .card-footer {
            background: var(--card-bg, #ffffff);
            color: var(--text, #3f0a1a);
            border-color: rgba(159, 18, 57, 0.15);
        }
.list-group-item {
            background: transparent;
            color: var(--text, #3f0a1a);
            border-color: rgba(159, 18, 57, 0.1);
        }
.accordion-button, .accordion-item {
            background: var(--bg, #fafafa);
            color: var(--text, #3f0a1a);
        }
/* 隐私页特有的柔和分隔线 */
        .privacy-divider {
            height: 1px;
            background: linear-gradient(90deg, transparent, rgba(159, 18, 57, 0.2), transparent);
            margin: 2.5rem 0;
        }
/* 小标题下的星点装饰 */
        .privacy-section-title {
            position: relative;
            padding-left: 1.2rem;
        }
.privacy-section-title::before {
            content: "";
            position: absolute;
            left: 0;
            top: 0.2em;
            width: 0.5rem;
            height: 0.5rem;
            background: var(--accent, #e11d48);
            border-radius: 50%;
            box-shadow: 0 0 10px var(--accent, #e11d48);
        }

/* --- 子页面追加 --- */
/* 页面专属样式，补充站点CSS未覆盖的细节 */
        .contact-card {
            background: #ffffff;
            border-radius: var(--radius-md);
            padding: 2rem;
            height: 100%;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
            border: 1px solid rgba(159, 18, 57, 0.08);
        }
.contact-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--shadow-hover);
        }
.contact-icon {
            width: 52px;
            height: 52px;
            border-radius: 14px;
            background: var(--main-soft);
            color: var(--main);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.3rem;
            margin-bottom: 1rem;
        }
.contact-label {
            font-size: 0.85rem;
            font-weight: 600;
            color: var(--main);
            text-transform: uppercase;
            letter-spacing: 0.5px;
            margin-bottom: 0.4rem;
        }
.contact-value {
            font-size: 1.05rem;
            color: var(--text);
            font-weight: 500;
            word-break: break-all;
        }
.contact-value a {
            color: var(--main);
            text-decoration: none;
            transition: color 0.2s;
        }
.contact-value a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
.form-wrapper {
            background: #ffffff;
            border-radius: var(--radius-lg);
            padding: 2.5rem;
            box-shadow: var(--shadow-soft);
            border: 1px solid rgba(159, 18, 57, 0.06);
        }
.form-control-custom {
            width: 100%;
            padding: 0.8rem 1rem;
            border: 1.5px solid #e8d5da;
            border-radius: 12px;
            font-size: 0.95rem;
            font-family: 'Inter', sans-serif;
            color: var(--text);
            background: #fdfafb;
            transition: border-color 0.2s, box-shadow 0.2s;
        }
.form-control-custom:focus {
            outline: none;
            border-color: var(--main);
            box-shadow: 0 0 0 3px rgba(159, 18, 57, 0.1);
            background: #ffffff;
        }
.form-control-custom::placeholder {
            color: #a07f8a;
        }
.form-label-custom {
            font-weight: 600;
            color: var(--text);
            margin-bottom: 0.4rem;
            font-size: 0.9rem;
        }
.btn-submit {
            background: var(--main);
            color: #ffffff;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: 50px;
            font-weight: 600;
            font-size: 0.95rem;
            transition: background 0.2s, transform 0.2s, box-shadow 0.2s;
            cursor: pointer;
        }
.btn-submit:hover {
            background: var(--accent);
            transform: translateY(-2px);
            box-shadow: 0 8px 20px rgba(159, 18, 57, 0.25);
        }
.info-box {
            background: var(--main-soft);
            border-radius: var(--radius-md);
            padding: 1.5rem;
            margin-bottom: 1rem;
        }
.info-box i {
            color: var(--main);
            margin-right: 0.6rem;
        }
.response-time {
            background: #fff0f3;
            border-left: 4px solid var(--main);
            border-radius: 0 12px 12px 0;
            padding: 1rem 1.2rem;
        }
.social-btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            width: 44px;
            height: 44px;
            border-radius: 50%;
            background: var(--main-soft);
            color: var(--main);
            font-size: 1.1rem;
            margin-right: 0.6rem;
            transition: all 0.2s;
        }
.social-btn:hover {
            background: var(--main);
            color: #ffffff;
            transform: translateY(-2px);
        }
.form-wrapper {
                padding: 1.5rem;
            }
.contact-card {
                padding: 1.5rem;
            }

/* --- 子页面追加 --- */
/* 保证Bootstrap组件与本站深色/玫瑰色系融合——本页未使用.card等，仅做兜底 */
        .sitemap-card, .sitemap-card-body {
            background: var(--bg);
            color: var(--text);
            border: 1px solid var(--main-soft);
            border-radius: var(--radius-md);
        }
/* 覆盖bootstrap可能带来的白底类（如果未来不小心用到） */
        .accordion-item, .accordion-button, .list-group-item {
            background: var(--bg) !important;
            color: var(--text) !important;
            border-color: var(--main-soft) !important;
        }
/* 确保导航与首页完全一致 */
        .navbar-custom {
            background: var(--bg) !important;
            box-shadow: var(--shadow-soft);
        }
/* 地图卡片hover效果 */
        .sitemap-group a {
            color: var(--main);
            text-decoration: none;
            font-weight: 500;
            transition: color 0.2s, padding-left 0.2s;
        }
.sitemap-group a:hover {
            color: var(--accent);
            padding-left: 6px;
        }
.sitemap-group li {
            margin-bottom: 0.7rem;
            list-style: none;
        }
.sitemap-group ul {
            padding-left: 0.5rem;
        }
.sitemap-icon {
            color: var(--accent);
            width: 2rem;
            text-align: center;
        }
.sitemap-list {
                margin-top: 1rem;
            }

/* --- Bootstrap 组件配色适配(程序自动补,避免白底黑字) --- */
.accordion-header { background:transparent !important; }