/* ===== 绿茶VPN官网（复刻参考站暗色绿 + 玻璃拟态 · 深绿底 #1A2E2A）===== */
:root {
    --bg: #1A2E2A;
    --bg-2: #203832;
    --green: #8FC9B3;
    --green-l: #C4D3A3;
    --green-d: #7BBFA8;
    --green-dk: #5FA98F;
    --text: #ffffff;
    --text-muted: #9CA3AF;
    --text-dim: #6B7280;
    --glass: rgba(30, 52, 48, 0.55);
    --glass-light: rgba(40, 64, 58, 0.45);
    --border-green: rgba(143, 201, 179, 0.25);
    --shadow-green: 0 0 20px rgba(143, 201, 179, 0.35);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3 { margin: 0; }

/* 滚动条 */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: var(--green); border-radius: 10px; }

/* 玻璃卡片 */
.glass-tea {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border: 1px solid var(--border-green);
    border-radius: 2rem;
    transition: all 0.3s ease;
}
.glass-tea-light {
    background: var(--glass-light);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(143, 201, 179, 0.2);
    border-radius: 1.5rem;
}
.hover-green-glow:hover { box-shadow: var(--shadow-green); border-color: var(--green); }

/* 绿色渐变文字 */
.text-green-gradient {
    background: linear-gradient(135deg, #C4D3A3 0%, #8FC9B3 50%, #7BBFA8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* 按钮 */
.btn-green {
    background: linear-gradient(105deg, #7BBFA8, #5FA98F);
    background-size: 200% auto;
    transition: all 0.35s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    box-shadow: 0 8px 20px -8px rgba(123, 191, 168, 0.4);
}
.btn-green:hover { background-position: right center; transform: translateY(-3px); box-shadow: 0 15px 30px -12px rgba(143, 201, 179, 0.5); }
.btn-outline-green {
    border: 1px solid rgba(143, 201, 179, 0.5);
    background: rgba(143, 201, 179, 0.05);
    transition: all 0.3s ease;
}
.btn-outline-green:hover { background: rgba(143, 201, 179, 0.15); border-color: var(--green); transform: translateY(-2px); }

/* badge */
.badge-green {
    background: rgba(143, 201, 179, 0.12);
    border-radius: 100px;
    padding: 0.2rem 1rem;
    font-size: 0.7rem;
    font-weight: 500;
    color: #B8D6C9;
    display: inline-block;
}

/* 统计数字 */
.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    background: linear-gradient(135deg, #C4D3A3, #8FC9B3);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ===== 背景光晕 ===== */
.bg-glow {
    position: fixed; inset: 0; overflow: hidden; pointer-events: none; z-index: 0;
}
.bg-glow::before {
    content: ""; position: absolute; top: -20%; left: -10%; width: 70%; height: 70%;
    background: radial-gradient(circle, rgba(34,197,94,0.15), transparent 70%);
}
.bg-glow::after {
    content: ""; position: absolute; bottom: -30%; right: -10%; width: 60%; height: 60%;
    background: radial-gradient(circle, rgba(16,185,129,0.15), transparent 70%);
}

/* ===== 顶栏 ===== */
.topbar {
    position: sticky; top: 0; z-index: 50;
    display: flex; align-items: center; justify-content: space-between;
    gap: 2rem;
    padding: 1rem 1.5rem;
    background: rgba(26, 46, 42, 0.9);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(143, 201, 179, 0.15);
}
.brand { display: flex; align-items: center; gap: 0.6rem; font-weight: 900; font-size: 1.25rem; }
.brand-logo { width: 36px; height: 36px; border-radius: 10px; }
.brand-name { background: linear-gradient(135deg, #C4D3A3, #8FC9B3); -webkit-background-clip: text; background-clip: text; color: transparent; }
.top-links { display: flex; gap: 2rem; color: #D1D5DB; font-weight: 500; font-size: 0.95rem; }
.top-links a:hover { color: var(--green); transition: color 0.3s; }
.nav-cta { background: rgba(143,201,179,0.1); border: 1px solid rgba(143,201,179,0.4); padding: 0.5rem 1.2rem; border-radius: 100px; font-weight: 600; color: #B8D6C9; }
.nav-cta:hover { background: rgba(143,201,179,0.2); }

/* ===== 页面主体 ===== */
.page-main { position: relative; z-index: 10; max-width: 72rem; margin: 0 auto; padding: 2rem 1.5rem; }

/* ===== hero 左右分栏 ===== */
.hero-grid { display: flex; flex-direction: column; align-items: center; gap: 3rem; }
.hero-copy { flex: 1; text-align: center; }
.hero-badge { display: inline-flex; align-items: center; gap: 0.5rem; background: rgba(143,201,179,0.1); backdrop-filter: blur(4px); border-radius: 100px; padding: 0.3rem 1rem; font-size: 0.78rem; font-family: monospace; letter-spacing: 0.08em; color: #B8D6C9; margin-bottom: 1.2rem; }
.pulse-dot { position: relative; display: inline-flex; width: 8px; height: 8px; }
.pulse-dot::before { content: ""; position: absolute; inset: 0; border-radius: 100px; background: #8FC9B3; animation: ping 1.5s infinite; }
@keyframes ping { 0% { transform: scale(1); opacity: 0.8; } 100% { transform: scale(2.4); opacity: 0; } }
.hero-copy h1 { font-size: clamp(3rem, 8vw, 5.5rem); font-weight: 800; line-height: 1.05; letter-spacing: -0.02em; }
.hero-sub { font-size: 1.1rem; color: #9CA3AF; margin-top: 1rem; max-width: 32rem; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 2rem; }
.hero-actions a { padding: 0.9rem 2rem; border-radius: 0.9rem; font-weight: 700; font-size: 1.05rem; }
.hero-points { display: flex; flex-wrap: wrap; gap: 1.2rem; justify-content: center; margin-top: 1.5rem; }
.point { display: flex; align-items: center; gap: 0.3rem; color: #6B7280; font-size: 0.85rem; }
.point::before { content: ""; width: 5px; height: 5px; border-radius: 100px; background: #8FC9B3; }

/* hero 右侧玻璃卡片 */
.hero-visual { flex: 1; display: flex; justify-content: center; }
.hero-card { width: 100%; max-width: 400px; aspect-ratio: 1; border-radius: 1.5rem; display: flex; align-items: center; justify-content: center; }
.hero-card-inner { text-align: center; }
.hero-emoji { font-size: 4.5rem; margin-bottom: 1rem; animation: float 4s ease-in-out infinite; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-8px); } }
.hero-card-title { font-size: 2rem; font-weight: 900; }
.hero-card-desc { color: #9CA3AF; font-size: 0.9rem; margin-top: 0.4rem; }
.hero-card-line { width: 8rem; height: 4px; background: linear-gradient(90deg, #8FC9B3, #5FA98F); border-radius: 100px; margin: 1rem auto 0; }

/* ===== 分区 ===== */
.section { max-width: 72rem; margin: 0 auto; padding: 3rem 1.5rem; }
.section-head { text-align: center; margin-bottom: 2.5rem; }
.section-head .kicker { font-family: monospace; font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: #6B7280; margin-bottom: 0.8rem; }
.section-head h2 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 700; }
.section-head p { color: #9CA3AF; margin-top: 0.8rem; }

/* 统计网格 */
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.2rem; margin-top: 3rem; }
.stat-card { padding: 1.5rem; text-align: center; }
.stat-card p { color: #9CA3AF; font-size: 0.85rem; margin-top: 0.4rem; }

/* 节点覆盖（左右分栏） */
.node-grid { display: grid; grid-template-columns: 1fr; gap: 2rem; align-items: center; }
.node-copy h2 { font-size: clamp(1.8rem, 4vw, 2.6rem); font-weight: 700; margin: 0.5rem 0 0.8rem; }
.node-copy p { color: #9CA3AF; }
.node-check { display: flex; flex-direction: column; gap: 0.5rem; margin: 1.2rem 0; color: #B8D6C9; font-size: 0.9rem; }
.node-map { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; text-align: center; }
.node-item { background: var(--glass-light); border: 1px solid rgba(143,201,179,0.2); border-radius: 1rem; padding: 1.2rem 0.5rem; font-size: 1.5rem; }
.node-item span { display: block; font-size: 0.8rem; color: #B8D6C9; margin-top: 0.3rem; }

/* 关于卡片 */
.about-card { max-width: 46rem; margin: 0 auto; }
.about-card p { color: #9CA3AF; margin-bottom: 1rem; }
.about-card p:last-child { margin-bottom: 0; }

/* 最终 CTA 注 */
.cta-note { text-align: center; color: #6B7280; font-size: 0.8rem; margin-top: 1rem; }

/* 功能网格 */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.feature-card { padding: 1.8rem; }
.feature-card img { width: 48px; height: 48px; margin-bottom: 1rem; }
.feature-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.6rem; }
.feature-card p { color: #9CA3AF; font-size: 0.92rem; }

/* 平台卡 */
.platform-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }
.platform-card { padding: 1.4rem; text-align: center; }
.platform-card img { width: 56px; height: 56px; margin: 0 auto 0.8rem; }
.platform-card h3 { font-size: 1rem; font-weight: 700; }
.platform-card p { color: #9CA3AF; font-size: 0.8rem; }

/* 权益表 */
.comparison { max-width: 42rem; margin: 0 auto; }
.comparison table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.comparison th, .comparison td { padding: 0.9rem 1rem; text-align: center; border-bottom: 1px solid rgba(143, 201, 179, 0.15); }
.comparison thead th { color: #B8D6C9; font-weight: 600; }
.comparison thead th:first-child, .comparison tbody td:first-child { text-align: left; color: #9CA3AF; }
.comparison tbody td { color: #D1D5DB; }

/* 评价 */
.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.review-card { padding: 1.5rem; }
.review-card .stars { color: #FACC15; margin-bottom: 0.6rem; }
.review-card p { color: #D1D5DB; font-size: 0.9rem; }
.review-card .who { color: #B8D6C9; font-size: 0.8rem; margin-top: 0.8rem; }

/* 最终 CTA */
.final-cta { text-align: center; padding: 3rem 1.5rem; }
.final-cta h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
.final-cta p { color: #9CA3AF; margin-top: 0.6rem; }
.final-cta .actions { display: flex; flex-wrap: wrap; gap: 1rem; justify-content: center; margin-top: 1.5rem; }

/* footer */
.footer { border-top: 1px solid rgba(255,255,255,0.1); padding: 2rem 1.5rem; text-align: center; color: #6B7280; font-size: 0.85rem; }
.footer-links { display: flex; flex-wrap: wrap; gap: 1.2rem; justify-content: center; margin-bottom: 1rem; }
.footer-links a { color: #9CA3AF; }
.footer-links a:hover { color: var(--green); }

/* 内容页 */
.inner { max-width: 56rem; margin: 0 auto; padding: 3rem 1.5rem; }
.inner h1 { font-size: clamp(2rem, 4vw, 3rem); font-weight: 800; margin-bottom: 0.8rem; }
.inner .meta { color: #9CA3AF; font-size: 0.85rem; margin-bottom: 1.5rem; }
.inner h2 { font-size: 1.5rem; font-weight: 700; margin: 2rem 0 0.8rem; }
.inner p { color: #9CA3AF; margin-bottom: 1rem; }
.inner strong { color: #fff; }
.inner img { border-radius: 1rem; margin: 1rem 0; }
.callout { background: rgba(143, 201, 179, 0.1); border-left: 3px solid var(--green); padding: 1rem 1.2rem; border-radius: 0.5rem; margin: 1rem 0; }
.dl-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.dl-card { padding: 1.5rem; text-align: center; }
.dl-card img { width: 56px; height: 56px; margin: 0 auto 0.8rem; }
.dl-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.dl-card p { color: #9CA3AF; font-size: 0.85rem; margin-bottom: 1rem; }
.btn { display: inline-block; background: linear-gradient(105deg, #7BBFA8, #5FA98F); padding: 0.6rem 1.4rem; border-radius: 0.6rem; font-weight: 600; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
.plan { padding: 1.8rem; position: relative; }
.plan.featured { border-color: var(--green); box-shadow: var(--shadow-green); }
.plan .tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--green); color: #1A2E2A; font-size: 0.75rem; font-weight: 700; padding: 0.25rem 1rem; border-radius: 100px; }
.plan h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.plan .price { font-size: 2.2rem; font-weight: 800; background: linear-gradient(135deg, #C4D3A3, #8FC9B3); -webkit-background-clip: text; background-clip: text; color: transparent; }
.plan .price small { font-size: 0.9rem; color: #9CA3AF; -webkit-text-fill-color: #9CA3AF; }
.plan ul { list-style: none; padding: 0; margin: 1rem 0 1.4rem; }
.plan li { padding: 0.4rem 0; font-size: 0.9rem; color: #D1D5DB; }
.plan li::before { content: "✓"; color: var(--green); font-weight: 700; margin-right: 0.5rem; }
.faq-list { max-width: 46rem; margin: 0 auto; }
details { background: var(--glass); border: 1px solid var(--border-green); border-radius: 1rem; padding: 1.2rem; margin-bottom: 0.8rem; }
summary { cursor: pointer; font-weight: 700; list-style: none; }
summary::-webkit-details-marker { display: none; }
details p { color: #9CA3AF; margin-top: 0.6rem; }

/* 响应式 */
@media (min-width: 1024px) {
    .hero-grid { flex-direction: row; }
    .hero-copy { text-align: left; }
    .hero-actions, .hero-points { justify-content: flex-start; }
    .hero-sub { margin-left: 0; }
    .node-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 820px) {
    .top-links { display: none; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .feature-grid, .platform-grid, .review-grid, .dl-grid, .pricing-grid { grid-template-columns: 1fr; }
    .hero-copy h1 { font-size: 2.5rem; }
    .node-map { grid-template-columns: repeat(2, 1fr); }
}