:root {
        --primary: #16a34a;
        --accent: #84cc16;
        --bg: #f7fee7;
        --text: #1a2e05;
        --border: #16a34a;
    }

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

    body {
        font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
        background-color: var(--bg);
        color: var(--text);
        line-height: 1.7;
        font-weight: 400;
        overflow-x: hidden;
    }

    /* 导航栏 */
    .navbar-custom {
        background: rgba(247, 254, 231, 0.85);
        backdrop-filter: blur(10px);
        border-bottom: 2px solid var(--border);
        transition: all 0.4s ease;
        padding: 0.8rem 0;
    }

    .navbar-custom.scrolled {
        background: rgba(247, 254, 231, 0.95);
        box-shadow: none;
        border-bottom: 2px solid var(--primary);
    }

    .navbar-brand {
        font-size: 1.6rem;
        font-weight: 900;
        color: var(--primary) !important;
        letter-spacing: -0.02em;
    }

    .navbar-brand i {
        margin-right: 8px;
        color: var(--accent);
    }

    .navbar-nav .nav-link {
        font-weight: 600;
        color: var(--text);
        margin: 0 0.4rem;
        padding: 0.5rem 0.8rem;
        border-bottom: 2px solid transparent;
        transition: all 0.2s;
    }

    .navbar-nav .nav-link:hover {
        color: var(--primary);
        border-bottom-color: var(--primary);
    }

    .navbar-toggler {
        border: 2px solid var(--border);
        color: var(--text);
    }

    .navbar-toggler:focus {
        box-shadow: none;
    }

    /* 按钮 */
    .btn-outline-custom {
        border: 2px solid var(--primary);
        color: var(--primary);
        background: transparent;
        font-weight: 700;
        padding: 0.6rem 1.8rem;
        border-radius: 0;
        position: relative;
        overflow: hidden;
        transition: all 0.3s;
    }

    .btn-outline-custom:hover {
        color: var(--bg);
        background: var(--primary);
        border-color: var(--primary);
    }

    .btn-solid-custom {
        background: var(--primary);
        border: 2px solid var(--primary);
        color: var(--bg);
        font-weight: 700;
        padding: 0.6rem 1.8rem;
        border-radius: 0;
        position: relative;
        overflow: hidden;
        transition: all 0.3s;
    }

    .btn-solid-custom::after {
        content: '';
        position: absolute;
        top: 0;
        left: -150%;
        width: 150%;
        height: 100%;
        background: linear-gradient(120deg, transparent, rgba(255,255,255,0.3), transparent);
        transform: skewX(-25deg);
        transition: left 0.5s;
    }

    .btn-solid-custom:hover::after {
        left: 150%;
    }

    .btn-solid-custom:hover {
        background: var(--accent);
        border-color: var(--accent);
    }

    /* Hero 区 */
    .hero-section {
        min-height: 100vh;
        display: flex;
        align-items: center;
        padding: 6rem 0 4rem;
    }

    .hero-title {
        font-size: 3.5rem;
        font-weight: 900;
        line-height: 1.1;
        letter-spacing: -0.03em;
        color: var(--text);
        margin-bottom: 1.2rem;
    }

    .hero-sub {
        font-size: 1.2rem;
        font-weight: 400;
        color: var(--text);
        opacity: 0.8;
        max-width: 540px;
        margin-bottom: 2rem;
    }

    .hero-actions {
        display: flex;
        gap: 1rem;
        flex-wrap: wrap;
    }

    .hero-panel {
        border: 2px solid var(--border);
        background: transparent;
        min-height: 300px;
        display: flex;
        align-items: center;
        justify-content: center;
        position: relative;
    }

    .hero-panel-text {
        font-size: 1.2rem;
        font-weight: 600;
        color: var(--primary);
        border: 2px dashed var(--accent);
        padding: 1.5rem 2rem;
        text-align: center;
    }

    /* 区块通用 */
    .section-block {
        padding: 5rem 0;
        border-top: 2px solid var(--border);
    }

    .section-title {
        font-size: 2.2rem;
        font-weight: 800;
        letter-spacing: -0.02em;
        margin-bottom: 0.5rem;
    }

    .section-desc {
        font-size: 1rem;
        color: var(--text);
        opacity: 0.7;
        max-width: 640px;
        margin-bottom: 3rem;
    }

    /* 对比表格 */
    .compare-table {
        width: 100%;
        border-collapse: collapse;
    }

    .compare-table th, .compare-table td {
        border: 2px solid var(--border);
        padding: 1rem 1.2rem;
        text-align: left;
        font-size: 1rem;
    }

    .compare-table th {
        background: rgba(22, 163, 74, 0.1);
        font-weight: 800;
        font-size: 1.1rem;
    }

    .compare-table .fa-check {
        color: var(--primary);
    }

    .compare-table .fa-xmark {
        color: #dc2626;
    }

    /* FAQ */
    .faq-item {
        border-bottom: 2px solid var(--border);
        padding: 1.2rem 0;
    }

    .faq-question {
        font-size: 1.2rem;
        font-weight: 700;
        cursor: pointer;
        display: flex;
        justify-content: space-between;
        align-items: center;
        background: none;
        border: none;
        color: var(--text);
        width: 100%;
        text-align: left;
        padding: 0.5rem 0;
    }

    .faq-answer {
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        padding-left: 1.2rem;
        font-weight: 400;
        opacity: 0.85;
    }

    .faq-item.active .faq-answer {
        max-height: 500px;
        padding-top: 0.5rem;
        padding-bottom: 0.8rem;
    }

    .faq-item.active .fa-chevron-down {
        transform: rotate(180deg);
    }

    .fa-chevron-down {
        transition: transform 0.3s;
        color: var(--primary);
    }

    /* 编号清单 */
    .number-list {
        list-style: none;
        counter-reset: list-counter;
    }

    .number-list li {
        counter-increment: list-counter;
        margin-bottom: 1.5rem;
        padding-left: 3.5rem;
        position: relative;
        font-size: 1.05rem;
    }

    .number-list li::before {
        content: counter(list-counter, decimal-leading-zero);
        position: absolute;
        left: 0;
        top: 0;
        font-size: 1.4rem;
        font-weight: 900;
        color: var(--primary);
        border: 2px solid var(--primary);
        width: 2.5rem;
        height: 2.5rem;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    /* CTA */
    .cta-section {
        border-top: 2px solid var(--border);
        padding: 5rem 0;
        text-align: center;
    }

    .cta-title {
        font-size: 2.5rem;
        font-weight: 900;
        letter-spacing: -0.02em;
    }

    /* 友链 */
    .friend-links {
        border-top: 2px solid var(--border);
        padding: 2.5rem 0;
    }

    .friend-links-title {
        font-size: 0.9rem;
        font-weight: 700;
        text-transform: uppercase;
        letter-spacing: 0.1em;
        margin-bottom: 1rem;
        color: var(--primary);
    }

    /* 页脚 */
    .site-footer {
        border-top: 2px solid var(--border);
        padding: 2.5rem 0;
        background: transparent;
    }

    .site-footer a {
        color: var(--text);
        text-decoration: none;
        font-weight: 500;
    }

    .site-footer a:hover {
        color: var(--primary);
    }

    /* 滚动动效 */
    .reveal {
        opacity: 0;
        transform: translateY(40px);
        transition: opacity 0.8s ease, transform 0.8s ease;
    }

    .reveal.visible {
        opacity: 1;
        transform: translateY(0);
    }

    /* 吸顶导航 */
    .fixed-nav {
        position: sticky;
        top: 0;
        z-index: 1000;
    }

    @media (max-width: 768px) {
        .hero-title {
            font-size: 2.4rem;
        }
        .hero-panel {
            min-height: 200px;
            margin-top: 2rem;
        }
        .section-title {
            font-size: 1.8rem;
        }
        .compare-table {
            font-size: 0.85rem;
        }
        .compare-table th, .compare-table td {
            padding: 0.6rem;
        }
        .navbar-nav {
            padding-top: 1rem;
        }
        .navbar-nav .nav-link {
            border-bottom: 1px solid rgba(22, 163, 74, 0.2);
        }
    }

/* --- 子页面追加 --- */
.about-hero {
            background: linear-gradient(135deg, rgba(22,163,74,.08) 0%, rgba(132,204,22,.05) 100%);
            border-bottom: 1px solid var(--border);
            padding: 4rem 0 3rem;
        }
.about-hero .hero-title {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
.about-hero .hero-sub {
            font-size: 1.1rem;
            color: rgba(26,46,5,.8);
            max-width: 700px;
            margin: 0 auto;
        }
.about-card {
            background: rgba(255,255,255,.6);
            border: 1px solid rgba(22,163,74,.2);
            border-radius: 12px;
            padding: 2rem;
            height: 100%;
            transition: all .3s ease;
        }
.about-card:hover {
            transform: translateY(-4px);
            box-shadow: 0 12px 24px rgba(22,163,74,.12);
            border-color: var(--primary);
        }
.about-card i {
            font-size: 2rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
.about-card h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: .75rem;
        }
.about-card p {
            color: rgba(26,46,5,.75);
            font-size: .95rem;
            line-height: 1.6;
            margin: 0;
        }
.about-section {
            padding: 3.5rem 0;
        }
.about-section h2 {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 1.5rem;
            position: relative;
            padding-bottom: .75rem;
        }
.about-section h2::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 48px;
            height: 3px;
            background: var(--primary);
            border-radius: 2px;
        }
.about-section p {
            color: rgba(26,46,5,.8);
            line-height: 1.7;
            font-size: 1rem;
            margin-bottom: 1rem;
        }
.stats-row {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            margin-top: 2rem;
        }
.stat-item {
            flex: 1;
            min-width: 150px;
            text-align: center;
            padding: 1.5rem;
            background: linear-gradient(135deg, rgba(22,163,74,.06), rgba(132,204,22,.04));
            border: 1px solid rgba(22,163,74,.15);
            border-radius: 12px;
        }
.stat-item .stat-num {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary);
            display: block;
            margin-bottom: .25rem;
        }
.stat-item .stat-label {
            font-size: .85rem;
            color: rgba(26,46,5,.65);
            font-weight: 500;
        }
.timeline {
            position: relative;
            padding-left: 2rem;
        }
.timeline::before {
            content: '';
            position: absolute;
            left: 8px;
            top: 0;
            bottom: 0;
            width: 2px;
            background: rgba(22,163,74,.2);
        }
.timeline-item {
            position: relative;
            margin-bottom: 1.5rem;
        }
.timeline-item::before {
            content: '';
            position: absolute;
            left: -1.85rem;
            top: .35rem;
            width: 12px;
            height: 12px;
            border-radius: 50%;
            background: var(--primary);
            border: 2px solid #fff;
            box-shadow: 0 0 0 2px rgba(22,163,74,.2);
        }
.timeline-item h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: .35rem;
        }
.timeline-item p {
            font-size: .9rem;
            color: rgba(26,46,5,.7);
            margin: 0;
        }
.value-list {
            list-style: none;
            padding: 0;
            margin: 0;
        }
.value-list li {
            display: flex;
            align-items: flex-start;
            gap: .75rem;
            padding: .75rem 0;
            border-bottom: 1px solid rgba(22,163,74,.1);
        }
.value-list li:last-child {
            border-bottom: none;
        }
.value-list i {
            color: var(--primary);
            font-size: 1.1rem;
            margin-top: .2rem;
            flex-shrink: 0;
        }
.value-list strong {
            color: var(--text);
            font-weight: 700;
            display: block;
            margin-bottom: .25rem;
        }
.value-list span {
            color: rgba(26,46,5,.7);
            font-size: .9rem;
            line-height: 1.5;
            display: block;
        }
.about-img {
            border-radius: 12px;
            overflow: hidden;
            border: 1px solid rgba(22,163,74,.2);
            margin-bottom: 1.5rem;
        }
.about-img img {
            width: 100%;
            height: auto;
            display: block;
        }
.vision-box {
            background: linear-gradient(135deg, rgba(22,163,74,.08), rgba(132,204,22,.05));
            border: 1px solid rgba(22,163,74,.2);
            border-radius: 12px;
            padding: 2rem;
            margin-top: 2rem;
        }
.vision-box h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--text);
            margin-bottom: 1rem;
        }
.vision-box p {
            margin-bottom: .75rem;
            font-size: .95rem;
        }
.vision-box p:last-child {
            margin-bottom: 0;
        }

/* --- 子页面追加 --- */
/* 本页专属补充样式 */
        .disclaimer-block {
            background: rgba(255,255,255,0.03);
            border: 1px solid rgba(22,163,74,0.2);
            border-radius: 12px;
            padding: 2.5rem;
            margin-bottom: 2rem;
            transition: border-color 0.3s ease;
        }
.disclaimer-block:hover {
            border-color: var(--primary);
        }
.disclaimer-block h2 {
            color: var(--primary);
            font-size: 1.4rem;
            font-weight: 700;
            margin-bottom: 1.2rem;
            display: flex;
            align-items: center;
            gap: 0.6rem;
        }
.disclaimer-block h2 i {
            font-size: 1.2rem;
            color: var(--accent);
        }
.disclaimer-block p, .disclaimer-block li {
            color: var(--text);
            line-height: 1.8;
            font-size: 0.95rem;
            opacity: 0.9;
        }
.disclaimer-block ul {
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.disclaimer-block ul li {
            margin-bottom: 0.5rem;
            position: relative;
        }
.disclaimer-block ul li::marker {
            color: var(--primary);
        }
.highlight-box {
            background: rgba(132,204,22,0.08);
            border-left: 4px solid var(--accent);
            padding: 1.2rem 1.5rem;
            border-radius: 0 8px 8px 0;
            margin: 1.5rem 0;
        }
.highlight-box p {
            margin-bottom: 0.5rem;
            color: var(--text);
        }
.highlight-box p:last-child {
            margin-bottom: 0;
        }
.update-date {
            display: inline-block;
            background: rgba(22,163,74,0.1);
            color: var(--primary);
            padding: 0.3rem 1rem;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 500;
            margin-bottom: 2rem;
        }
.disclaimer-block {
                padding: 1.5rem;
            }
.disclaimer-block h2 {
                font-size: 1.2rem;
            }

/* --- 子页面追加 --- */
/* 本页专属样式 - 隐私政策页面 */
        .privacy-hero {
            background: linear-gradient(135deg, rgba(22, 163, 74, 0.1) 0%, rgba(132, 204, 22, 0.15) 100%);
            border-bottom: 2px solid var(--border);
            padding: 3.5rem 0;
        }
.privacy-hero h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--text);
            margin-bottom: 0.75rem;
        }
.privacy-hero .lead {
            font-size: 1.1rem;
            color: #3f5e1a;
            max-width: 800px;
            margin: 0 auto;
        }
.privacy-section {
            padding: 3rem 0;
            border-bottom: 1px solid rgba(22, 163, 74, 0.15);
        }
.privacy-section:last-child {
            border-bottom: none;
        }
.privacy-section h2 {
            font-size: 1.5rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 1.25rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
            display: inline-block;
        }
.privacy-section h3 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin-top: 1.5rem;
            margin-bottom: 0.75rem;
        }
.privacy-section p {
            color: #3f5e1a;
            line-height: 1.8;
            margin-bottom: 1rem;
        }
.privacy-section ul, .privacy-section ol {
            color: #3f5e1a;
            line-height: 1.8;
            padding-left: 1.5rem;
            margin-bottom: 1rem;
        }
.privacy-section li {
            margin-bottom: 0.5rem;
        }
.privacy-card {
            background: rgba(255, 255, 255, 0.6);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            box-shadow: 0 2px 8px rgba(22, 163, 74, 0.08);
        }
.privacy-badge {
            display: inline-block;
            background: var(--primary);
            color: #fff;
            font-size: 0.8rem;
            font-weight: 600;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            margin-bottom: 0.75rem;
        }
.last-updated {
            background: rgba(132, 204, 22, 0.15);
            border: 1px solid var(--accent);
            border-radius: 8px;
            padding: 0.75rem 1.25rem;
            display: inline-block;
            color: #2d5016;
            font-size: 0.9rem;
            font-weight: 500;
            margin-bottom: 2rem;
        }
.contact-info {
            background: rgba(22, 163, 74, 0.05);
            border-left: 4px solid var(--primary);
            padding: 1.25rem;
            border-radius: 0 8px 8px 0;
            margin-top: 1.5rem;
        }
.table-privacy {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0;
        }
.table-privacy th {
            background: var(--primary);
            color: #fff;
            padding: 0.75rem 1rem;
            text-align: left;
            font-weight: 600;
        }
.table-privacy td {
            padding: 0.75rem 1rem;
            border-bottom: 1px solid rgba(22, 163, 74, 0.2);
            color: #3f5e1a;
        }
.table-privacy tr:nth-child(even) {
            background: rgba(132, 204, 22, 0.08);
        }
.table-privacy tr:hover {
            background: rgba(22, 163, 74, 0.1);
        }
.cookie-table {
            width: 100%;
            border-collapse: collapse;
            margin: 1rem 0;
            font-size: 0.95rem;
        }
.cookie-table th {
            background: var(--accent);
            color: #1a2e05;
            padding: 0.6rem 1rem;
            text-align: left;
            font-weight: 600;
        }
.cookie-table td {
            padding: 0.6rem 1rem;
            border-bottom: 1px solid rgba(22, 163, 74, 0.15);
            color: #3f5e1a;
        }
.privacy-hero h1 {
                font-size: 1.8rem;
            }
.privacy-section h2 {
                font-size: 1.3rem;
            }
.table-privacy, .cookie-table {
                font-size: 0.85rem;
            }
.table-privacy th, .table-privacy td, .cookie-table th, .cookie-table td {
                padding: 0.5rem 0.6rem;
            }