/* 绿茶vpn 官网样式 - 绿茶绿主题 */
:root{--green:#0f9d58;--green-d:#0a7d45;--green-l:#e6f7ef;--ink:#10241b;--gray:#5a6b62;--bg:#f6faf8;--line:#e3ede8;--white:#fff;--dark:#0b1f16;--amber:#f59e0b;--red:#dc2626}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);line-height:1.7;font-size:16px}
a{color:var(--green-d);text-decoration:none;transition:color .2s}
a:hover{color:var(--green)}
img{max-width:100%;height:auto;display:block}
.container{max-width:1140px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* 顶栏 */
.topbar{background:var(--dark);color:#cfe5d8;font-size:13px;padding:8px 0}
.topbar .container{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.topbar a{color:#cfe5d8}
.topbar a:hover{color:#fff}

/* 导航 */
.nav{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:100;box-shadow:0 1px 6px rgba(16,36,27,.05)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px}
.brand img{width:36px;height:36px;border-radius:8px}
.brand .name{font-size:20px;font-weight:700;color:var(--ink)}
.brand .name em{font-style:normal;color:var(--green-d)}
.nav-links{display:flex;align-items:center;gap:24px;list-style:none}
.nav-links a{color:var(--ink);font-size:15px;font-weight:500;padding:6px 2px}
.nav-links a.active,.nav-links a:hover{color:var(--green-d)}
.nav-cta{display:flex;align-items:center;gap:10px}
.btn{display:inline-block;padding:10px 22px;border-radius:24px;font-weight:600;font-size:15px;text-align:center;border:0;cursor:pointer}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:var(--green-d);color:#fff}
.btn-outline{background:transparent;color:var(--green-d);border:1.5px solid var(--green-d)}
.btn-outline:hover{background:var(--green-l);color:var(--green-d)}
.btn-lg{padding:14px 34px;font-size:16px;border-radius:28px}
.btn-ghost{background:#fff;color:var(--green-d);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--green);background:var(--green-l)}

/* Hero */
.hero{background:linear-gradient(160deg,#0a3d24 0%,#0f9d58 60%,#14b56a 100%);color:#fff;padding:64px 0 48px;overflow:hidden}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero h1{font-size:40px;line-height:1.25;font-weight:800;margin-bottom:16px}
.hero h1 .kw{color:#b7ffd9}
.hero .sub{font-size:17px;color:#d8f3e4;margin-bottom:24px;max-width:540px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.hero .btn-green{background:#fff;color:var(--green-d)}
.hero .btn-green:hover{background:var(--green-l)}
.hero .btn-outline{border-color:rgba(255,255,255,.7);color:#fff}
.hero .btn-outline:hover{background:rgba(255,255,255,.12);color:#fff}
.hero-meta{display:flex;gap:20px;flex-wrap:wrap;font-size:14px;color:#cdeeda}
.hero-meta b{color:#fff;font-size:16px}
.hero-meta span{display:flex;align-items:center;gap:6px}

/* 客户端模拟器 */
.sim{background:#0b1f16;border-radius:18px;box-shadow:0 24px 60px rgba(0,0,0,.4);overflow:hidden;border:1px solid rgba(255,255,255,.08)}
.sim-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#10281d;border-bottom:1px solid rgba(255,255,255,.06)}
.sim-bar .dot{width:11px;height:11px;border-radius:50%}
.sim-bar .r{background:#f87171}.sim-bar .y{background:#fbbf24}.sim-bar .g{background:#34d399}
.sim-bar .title{color:#9db8aa;font-size:13px;margin-left:8px}
.sim-body{padding:22px}
.sim-connect{background:linear-gradient(135deg,#0f9d58,#14b56a);border-radius:14px;padding:18px;text-align:center;margin-bottom:16px}
.sim-connect .big{font-size:26px;font-weight:800;color:#fff}
.sim-connect .small{font-size:13px;color:#d8f3e4}
.sim-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-bottom:16px}
.sim-stat{background:#10281d;border-radius:10px;padding:12px;text-align:center}
.sim-stat .v{font-size:17px;font-weight:700;color:#b7ffd9}
.sim-stat .k{font-size:12px;color:#7ba08f}
.sim-node{background:#10281d;border-radius:10px;padding:12px 14px;margin-bottom:12px}
.sim-node .row{display:flex;justify-content:space-between;font-size:13px;color:#bcd5c8}
.sim-node .bar{height:6px;background:#1b3b2e;border-radius:3px;margin-top:8px;overflow:hidden}
.sim-node .bar i{display:block;height:100%;background:#34d399;border-radius:3px}
.sim-btn{display:block;text-align:center;background:#fff;color:var(--green-d);border-radius:24px;padding:12px;font-weight:700;font-size:15px}

/* 通用 section */
.section{padding:64px 0}
.section.alt{background:var(--white)}
.section-head{text-align:center;max-width:720px;margin:0 auto 40px}
.section-head .tag{display:inline-block;background:var(--green-l);color:var(--green-d);font-size:13px;font-weight:600;padding:4px 14px;border-radius:16px;margin-bottom:12px}
.section-head h2{font-size:32px;font-weight:800;margin-bottom:12px}
.section-head p{color:var(--gray);font-size:16px}

/* 公告 */
.notice{background:var(--green-l);border:1px solid #cde9db;border-radius:12px;padding:16px 20px;margin-bottom:8px}
.notice h3{font-size:17px;color:var(--green-d);margin-bottom:8px}
.notice ul{list-style:none}
.notice li{padding:8px 0;border-bottom:1px dashed #cde9db;font-size:15px}
.notice li:last-child{border-bottom:0}
.notice .date{color:var(--gray);font-size:13px;margin-right:8px}
.notice .tag-new{background:var(--amber);color:#fff;font-size:12px;padding:1px 8px;border-radius:10px;margin-right:8px}

/* 功能卡片 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-6{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:26px;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(16,36,27,.08)}
.card .icon{width:52px;height:52px;border-radius:12px;background:var(--green-l);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:14px;font-weight:700;color:var(--green-d)}
.card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.card p{color:var(--gray);font-size:14.5px}

/* 对比表 */
.compare{overflow-x:auto}
.compare table{width:100%;border-collapse:collapse;background:var(--white);border-radius:12px;overflow:hidden;font-size:14.5px;min-width:640px}
.compare th,.compare td{padding:14px 16px;text-align:center;border-bottom:1px solid var(--line)}
.compare thead th{background:var(--dark);color:#fff;font-weight:600}
.compare thead th.hl{background:var(--green-d)}
.compare td:first-child{text-align:left;font-weight:600;color:var(--ink)}
.compare .yes{color:var(--green-d);font-weight:700}
.compare .no{color:#bbb}
.compare tbody tr:nth-child(even){background:#fafcfb}

/* 新闻 Tab */
.tabs{display:flex;gap:8px;justify-content:center;margin-bottom:26px;flex-wrap:wrap}
.tab{display:inline-block;padding:8px 20px;border-radius:20px;font-size:14px;font-weight:600;background:var(--white);border:1px solid var(--line);color:var(--ink)}
.tab.active,.tab:hover{background:var(--green-d);color:#fff;border-color:var(--green-d)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.news-item{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:column}
.news-item .thumb{height:150px;background:linear-gradient(135deg,#0a3d24,#0f9d58);display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.6);font-size:13px}
.news-item .body{padding:18px}
.news-item .cat{font-size:12px;color:var(--green-d);font-weight:600;margin-bottom:6px}
.news-item h3{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.4}
.news-item h3 a{color:var(--ink)}
.news-item h3 a:hover{color:var(--green-d)}
.news-item .meta{font-size:12.5px;color:var(--gray)}

/* 评论 */
.reviews{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.review{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:24px}
.review .stars{color:var(--amber);font-size:16px;margin-bottom:10px}
.review p{color:var(--ink);font-size:15px;margin-bottom:14px}
.review .user{display:flex;align-items:center;gap:10px}
.review .avatar{width:40px;height:40px;border-radius:50%;background:var(--green-l);color:var(--green-d);display:flex;align-items:center;justify-content:center;font-weight:700}
.review .name{font-weight:600;font-size:14px}
.review .role{font-size:12px;color:var(--gray)}

/* 下载平台 */
.platforms{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.plat{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center;transition:transform .2s}
.plat:hover{transform:translateY(-4px);border-color:var(--green)}
.plat .icon{font-size:30px;margin-bottom:10px}
.plat .name{font-weight:700;font-size:15px;margin-bottom:4px}
.plat .ver{font-size:12px;color:var(--gray);margin-bottom:12px}
.plat a.btn{display:block;padding:8px;font-size:14px}

/* 信任背书 */
.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.trust-item{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center}
.trust-item .num{font-size:30px;font-weight:800;color:var(--green-d)}
.trust-item .label{font-size:14px;color:var(--gray);margin-top:4px}

/* 应用场景 */
.scenes{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.scene{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:22px;text-align:center}
.scene .icon{font-size:28px;margin-bottom:8px}
.scene h4{font-size:16px;font-weight:700;margin-bottom:6px}
.scene p{font-size:13.5px;color:var(--gray)}

/* FAQ */
.faq-list{max-width:820px;margin:0 auto}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq-q{display:block;padding:18px 22px;font-weight:600;font-size:16px;color:var(--ink);cursor:pointer;position:relative;padding-right:50px}
.faq-q::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:22px;color:var(--green-d)}
.faq-q:hover{color:var(--green-d)}
.faq-item.open .faq-q::after{content:"−"}
.faq-a{display:none;padding:0 22px 20px;color:var(--gray);font-size:15px}
.faq-item.open .faq-a{display:block}
.faq-a ol{margin-left:20px;margin-top:8px}
.faq-a ol li{margin-bottom:6px}
.faq-cat{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:24px;justify-content:center}
.faq-cat a{display:inline-block;padding:7px 18px;border-radius:20px;font-size:14px;font-weight:600;background:var(--white);border:1px solid var(--line);color:var(--ink)}
.faq-cat a.active,.faq-cat a:hover{background:var(--green-d);color:#fff;border-color:var(--green-d)}

/* CTA */
.cta{background:linear-gradient(135deg,#0a3d24,#0f9d58);color:#fff;text-align:center;border-radius:20px;padding:52px 30px}
.cta h2{font-size:30px;font-weight:800;margin-bottom:12px}
.cta p{color:#d8f3e4;margin-bottom:24px;font-size:16px}
.cta .btn-green{background:#fff;color:var(--green-d)}
.cta .btn-green:hover{background:var(--green-l)}

/* 页脚 */
.footer{background:var(--dark);color:#a9c4b6;padding:50px 0 20px}
.footer .grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;margin-bottom:30px}
.footer h4{color:#fff;font-size:16px;margin-bottom:14px}
.footer ul{list-style:none}
.footer li{margin-bottom:8px}
.footer a{color:#a9c4b6;font-size:14px}
.footer a:hover{color:#fff}
.footer .brand{color:#fff}
.footer .desc{font-size:14px;margin-top:10px;max-width:300px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:13px;color:#7ba08f}
.footer-bottom a{color:#9db8aa}

/* 面包屑 */
.crumb{background:var(--green-l);padding:14px 0;font-size:14px;color:var(--gray)}
.crumb .container{display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.crumb a{color:var(--green-d)}
.crumb span.sep{color:#9db8aa}

/* 文章详情 */
.article-layout{display:grid;grid-template-columns:1fr 300px;gap:30px;align-items:start}
.article-main{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:34px}
.article-main h1{font-size:28px;font-weight:800;line-height:1.35;margin-bottom:14px}
.article-meta{display:flex;gap:16px;font-size:13.5px;color:var(--gray);margin-bottom:20px;flex-wrap:wrap}
.article-main h2{font-size:22px;font-weight:700;margin:26px 0 12px;padding-left:12px;border-left:4px solid var(--green-d)}
.article-main p{margin-bottom:16px;font-size:16px;color:#24352d}
.article-main .lead{font-size:17px;color:var(--gray);background:var(--green-l);padding:16px 20px;border-radius:10px;margin-bottom:20px;border-left:4px solid var(--green)}
.article-main figure{margin:18px 0}
.article-main figure img{width:100%;border-radius:10px;background:#eef3f0}
.article-main figcaption{font-size:13px;color:var(--gray);text-align:center;margin-top:8px}
.article-main blockquote{border-left:4px solid var(--green);background:#f6faf8;padding:14px 18px;margin:18px 0;color:var(--ink);font-style:italic}
.article-main .src{font-size:13px;color:var(--gray)}
.toc{background:var(--green-l);border-radius:12px;padding:18px 22px;margin-bottom:24px}
.toc h4{font-size:15px;color:var(--green-d);margin-bottom:10px}
.toc ul{list-style:none;margin-left:4px}
.toc li{margin-bottom:6px;font-size:14px}
.toc a{color:var(--ink)}
.toc a:hover{color:var(--green-d)}

/* 侧栏 */
.side{position:sticky;top:80px}
.side-box{background:var(--white);border:1px solid var(--line);border-radius:12px;padding:20px;margin-bottom:20px}
.side-box h4{font-size:16px;font-weight:700;margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--green-l)}
.side-box ul{list-style:none}
.side-box li{margin-bottom:10px;font-size:14px}
.side-box li a{color:var(--ink)}
.side-box li a:hover{color:var(--green-d)}
.side-box .cat-item{display:inline-block;padding:4px 12px;background:var(--green-l);color:var(--green-d);border-radius:14px;font-size:13px;margin:0 6px 8px 0}

/* 上下篇 */
.prevnext{display:flex;justify-content:space-between;gap:16px;margin-top:26px;padding-top:20px;border-top:1px solid var(--line)}
.prevnext a{flex:1;background:var(--green-l);padding:14px 18px;border-radius:10px;font-size:14px;color:var(--ink)}
.prevnext a:hover{background:#d7f0e3;color:var(--green-d)}
.prevnext a.next{text-align:right}

/* 文章评论 */
.article-comments{margin-top:30px}
.article-comments .cmt{background:#f6faf8;border-radius:10px;padding:16px;margin-bottom:12px}
.article-comments .cmt .u{font-weight:600;font-size:14px;color:var(--green-d)}
.article-comments .cmt .t{font-size:12px;color:var(--gray);margin-left:8px}
.article-comments .cmt p{font-size:14px;margin-top:6px}

/* 404 */
.page-404{text-align:center;padding:80px 20px;max-width:600px;margin:0 auto}
.page-404 .code{font-size:100px;font-weight:800;color:var(--green-d);line-height:1}
.page-404 h1{font-size:26px;margin:16px 0}
.page-404 p{color:var(--gray);margin-bottom:24px}
.page-404 .countdown{font-size:15px;color:var(--green-d);font-weight:600;margin-top:16px}

/* sitemap */
.sitemap .group{margin-bottom:26px}
.sitemap h3{font-size:18px;font-weight:700;color:var(--green-d);margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid var(--line)}
.sitemap ul{list-style:none;columns:2;column-gap:30px}
.sitemap li{margin-bottom:8px;font-size:15px}
.sitemap li a{color:var(--ink)}
.sitemap li a:hover{color:var(--green-d)}

@media(max-width:960px){
.hero .container{grid-template-columns:1fr}
.grid-3,.grid-6,.reviews,.news-grid{grid-template-columns:repeat(2,1fr)}
.platforms,.scenes{grid-template-columns:repeat(2,1fr)}
.trust{grid-template-columns:repeat(2,1fr)}
.article-layout{grid-template-columns:1fr}
.side{position:static}
.nav-links{display:none}
.hero h1{font-size:30px}
.section-head h2{font-size:26px}
.footer .grid{grid-template-columns:1fr 1fr}
.sitemap ul{columns:1}
}
@media(max-width:560px){
.grid-3,.grid-6,.reviews,.news-grid,.platforms,.scenes,.trust{grid-template-columns:1fr}
.footer .grid{grid-template-columns:1fr}
}