/* 绿茶vpn 品牌样式 - 清新绿茶主题 */
:root{--c-primary:#16a34a;--c-primary-dark:#15803d;--c-deep:#14532d;--c-accent:#84cc16;--c-bg:#ffffff;--c-bg-soft:#f0fdf4;--c-bg-mint:#ecfdf5;--c-text:#0f172a;--c-muted:#475569;--c-light:#94a3b8;--c-line:#e2e8f0;--radius:16px;--shadow:0 6px 24px rgba(20,83,45,.08);--shadow-lg:0 16px 48px rgba(20,83,45,.14)}
*{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(--c-text);background:var(--c-bg);line-height:1.7;font-size:16px}
a{text-decoration:none;color:inherit;transition:color .2s}
img{max-width:100%;display:block}
ul,ol{list-style:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.section{padding:72px 0}
.section-head{text-align:center;margin-bottom:48px}
.section-head .eyebrow{display:inline-block;color:var(--c-primary);background:var(--c-bg-mint);border:1px solid #bbf7d0;padding:4px 14px;border-radius:999px;font-size:13px;font-weight:600;margin-bottom:14px}
.section-head h2{font-size:34px;font-weight:800;letter-spacing:-.5px;color:var(--c-deep)}
.section-head p{color:var(--c-muted);margin-top:10px;font-size:16px;max-width:640px;margin-left:auto;margin-right:auto}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 30px;border-radius:999px;font-weight:700;font-size:16px;cursor:pointer;border:none}
.btn-primary{background:linear-gradient(135deg,var(--c-primary),var(--c-accent));color:#fff;box-shadow:0 8px 20px rgba(22,163,74,.35)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(22,163,74,.45)}
.btn-outline{background:#fff;color:var(--c-primary);border:2px solid var(--c-primary)}
.btn-outline:hover{background:var(--c-bg-soft)}
.btn-lg{padding:16px 40px;font-size:18px}
.btn-sm{padding:9px 20px;font-size:14px}
.topbar{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--c-line)}
.topbar .container{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;color:var(--c-deep)}
.brand img{width:34px;height:34px;border-radius:8px}
.brand .t{color:var(--c-primary)}
.nav{display:flex;align-items:center;gap:28px}
.nav a{font-size:15px;font-weight:600;color:var(--c-muted)}
.nav a:hover{color:var(--c-primary)}
.nav .btn{margin-left:8px}
.hero{background:linear-gradient(180deg,var(--c-bg-mint) 0%,#fff 100%);padding:64px 0 80px;overflow:hidden}
.hero .container{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.hero h1{font-size:46px;font-weight:800;line-height:1.2;letter-spacing:-1px;color:var(--c-deep);margin:18px 0 16px}
.hero h1 .hl{color:var(--c-primary)}
.hero .sub{font-size:18px;color:var(--c-muted);margin-bottom:28px}
.hero .cta{display:flex;gap:14px;flex-wrap:wrap}
.hero .trust{margin-top:26px;display:flex;gap:20px;flex-wrap:wrap;font-size:14px;color:var(--c-muted)}
.hero .trust b{color:var(--c-deep)}
.simulator{background:#0f172a;border-radius:20px;box-shadow:var(--shadow-lg);overflow:hidden;border:1px solid #1e293b}
.sim-head{display:flex;align-items:center;gap:8px;padding:12px 16px;background:#1e293b;border-bottom:1px solid #334155}
.sim-head .dot{width:12px;height:12px;border-radius:50%}
.sim-head .dot.r{background:#ef4444}.sim-head .dot.y{background:#f59e0b}.sim-head .dot.g{background:#22c55e}
.sim-head .url{margin-left:10px;font-size:12px;color:#94a3b8;background:#0f172a;padding:4px 12px;border-radius:6px;flex:1}
.sim-body{padding:24px;color:#e2e8f0}
.sim-status{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}
.sim-status .name{font-size:15px;font-weight:600}
.sim-status .state{display:flex;align-items:center;gap:6px;font-size:13px;color:#4ade80}
.sim-status .state .led{width:8px;height:8px;border-radius:50%;background:#4ade80;animation:pulse 1.6s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.sim-ring{text-align:center;margin:18px 0 22px;position:relative}
.sim-ring .speed{font-size:44px;font-weight:800;color:#4ade80}
.sim-ring .unit{font-size:14px;color:#94a3b8}
.sim-connect{display:block;width:100%;text-align:center;padding:15px;border-radius:14px;background:linear-gradient(135deg,#16a34a,#84cc16);color:#fff;font-weight:700;font-size:16px;margin-bottom:18px;box-shadow:0 8px 20px rgba(22,163,74,.4)}
.sim-connect:hover{transform:translateY(-1px)}
.sim-nodes{display:flex;flex-direction:column;gap:9px}
.sim-node{display:flex;align-items:center;justify-content:space-between;padding:11px 14px;background:#1e293b;border-radius:10px;font-size:13px}
.sim-node .ping{color:#4ade80;font-weight:600}
.notice-bar{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);box-shadow:var(--shadow)}
.notice-item{display:flex;align-items:center;gap:14px;padding:16px 20px;border-bottom:1px solid var(--c-line)}
.notice-item:last-child{border-bottom:none}
.notice-tag{flex-shrink:0;font-size:12px;font-weight:700;color:#fff;background:var(--c-primary);padding:3px 10px;border-radius:6px}
.notice-tag.hot{background:#f97316}.notice-tag.new{background:#3b82f6}
.notice-item .txt{font-size:15px;color:var(--c-text);flex:1}
.notice-item .date{font-size:13px;color:var(--c-light);flex-shrink:0}
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.feature-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:30px 26px;transition:all .25s}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:#bbf7d0}
.feature-card .ic{width:52px;height:52px;border-radius:14px;background:var(--c-bg-mint);display:flex;align-items:center;justify-content:center;font-size:24px;margin-bottom:16px}
.feature-card h3{font-size:19px;font-weight:700;color:var(--c-deep);margin-bottom:8px}
.feature-card p{font-size:15px;color:var(--c-muted)}
.compare-wrap{overflow-x:auto;border:1px solid var(--c-line);border-radius:var(--radius);box-shadow:var(--shadow)}
table.compare{width:100%;border-collapse:collapse;min-width:640px}
.compare th,.compare td{padding:16px 18px;text-align:center;font-size:15px;border-bottom:1px solid var(--c-line)}
.compare thead th{background:var(--c-bg-mint);color:var(--c-deep);font-weight:700}
.compare td:first-child{text-align:left;font-weight:600;color:var(--c-muted)}
.compare .yes{color:var(--c-primary);font-weight:700}
.compare .no{color:var(--c-light)}
.compare .me td{background:#f7fee7}
.compare .me td:first-child{color:var(--c-deep)}
.news-tabs{display:flex;gap:10px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.news-tabs a{padding:9px 22px;border-radius:999px;font-size:15px;font-weight:600;color:var(--c-muted);border:1px solid var(--c-line);background:#fff}
.news-tabs a.active,.news-tabs a:hover{background:var(--c-primary);color:#fff;border-color:var(--c-primary)}
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.news-card{border:1px solid var(--c-line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:all .25s}
.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.news-card img{height:180px;width:100%;object-fit:cover}
.news-card .body{padding:20px}
.news-card .meta{font-size:13px;color:var(--c-light);margin-bottom:8px}
.news-card h3{font-size:17px;font-weight:700;color:var(--c-deep);line-height:1.5;margin-bottom:8px}
.news-card h3 a:hover{color:var(--c-primary)}
.news-card p{font-size:14px;color:var(--c-muted);line-height:1.6}
.reviews-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.review-card{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.review-card .stars{color:#f59e0b;font-size:16px;margin-bottom:12px;letter-spacing:2px}
.review-card p{font-size:15px;color:var(--c-muted);line-height:1.7;margin-bottom:16px}
.review-card .user{display:flex;align-items:center;gap:10px}
.review-card .ava{width:40px;height:40px;border-radius:50%;background:var(--c-bg-mint);display:flex;align-items:center;justify-content:center;font-weight:700;color:var(--c-primary)}
.review-card .user .n{font-size:14px;font-weight:700;color:var(--c-deep)}
.review-card .user .d{font-size:12px;color:var(--c-light)}
.download-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:20px}
.dl-card{border:1px solid var(--c-line);border-radius:var(--radius);padding:28px 16px;text-align:center;transition:all .25s;background:#fff}
.dl-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg);border-color:#bbf7d0}
.dl-card .ic{font-size:40px;margin-bottom:14px}
.dl-card h3{font-size:16px;font-weight:700;color:var(--c-deep);margin-bottom:6px}
.dl-card .ver{font-size:13px;color:var(--c-light);margin-bottom:14px}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.trust-item{background:var(--c-bg-mint);border:1px solid #bbf7d0;border-radius:var(--radius);padding:26px;text-align:center}
.trust-item .ic{font-size:32px;margin-bottom:10px}
.trust-item h3{font-size:16px;font-weight:700;color:var(--c-deep)}
.trust-item p{font-size:13px;color:var(--c-muted);margin-top:4px}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.scene-card{border-radius:var(--radius);overflow:hidden;position:relative;background:#0f172a;color:#fff;min-height:200px;display:flex;align-items:flex-end;padding:24px}
.scene-card .bg{position:absolute;inset:0;opacity:.5}
.scene-card h3{position:relative;font-size:20px;font-weight:800}
.scene-card p{position:relative;font-size:14px;color:#cbd5e1;margin-top:6px}
.faq-list{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{border:1px solid var(--c-line);border-radius:var(--radius);background:#fff;overflow:hidden}
.faq-q{padding:20px 24px;font-weight:700;color:var(--c-deep);font-size:17px;display:flex;justify-content:space-between;align-items:center}
.faq-q .badge{color:var(--c-primary);font-size:22px}
.faq-a{padding:0 24px 22px;color:var(--c-muted);font-size:15px;display:none}
.faq-item.open .faq-a{display:block}
.faq-a ol{padding-left:20px;list-style:decimal}
.faq-a ol li{margin:8px 0}
.faq-a b{color:var(--c-deep)}
.cta-band{background:linear-gradient(135deg,var(--c-deep),var(--c-primary));color:#fff;border-radius:24px;padding:56px 40px;text-align:center}
.cta-band h2{font-size:34px;font-weight:800;margin-bottom:14px}
.cta-band p{color:#d1fae5;margin-bottom:28px;font-size:17px}
.cta-band .btn-primary{background:#fff;color:var(--c-deep);box-shadow:none}
.cta-band .btn-primary:hover{box-shadow:0 10px 24px rgba(0,0,0,.2)}
.footer{background:#0f172a;color:#94a3b8;padding:56px 0 28px;margin-top:72px}
.footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:36px;padding-bottom:32px;border-bottom:1px solid #1e293b}
.footer h4{color:#fff;font-size:16px;font-weight:700;margin-bottom:14px}
.footer .brand{color:#fff;margin-bottom:12px}
.footer .brand img{width:32px;height:32px}
.footer a{display:block;font-size:14px;color:#94a3b8;margin:8px 0}
.footer a:hover{color:#4ade80}
.footer .desc{font-size:14px;line-height:1.7;margin-bottom:14px}
.footer .bottom{text-align:center;padding-top:22px;font-size:13px;color:#64748b}
.footer .bottom a{display:inline;color:#64748b;margin:0 6px}
.breadcrumb{padding:18px 0 0;font-size:14px;color:var(--c-light)}
.breadcrumb a{color:var(--c-muted)}
.breadcrumb a:hover{color:var(--c-primary)}
.breadcrumb .sep{margin:0 8px}
.article-layout{display:grid;grid-template-columns:1fr 320px;gap:40px;padding:32px 0 72px}
.article-main h1{font-size:32px;font-weight:800;color:var(--c-deep);line-height:1.35;margin-bottom:14px}
.article-meta{display:flex;gap:16px;font-size:14px;color:var(--c-light);margin-bottom:22px;flex-wrap:wrap}
.article-meta .cat{color:var(--c-primary);font-weight:600}
.article-main .lead{font-size:18px;color:var(--c-muted);background:var(--c-bg-mint);padding:20px;border-radius:12px;border-left:4px solid var(--c-primary);margin-bottom:26px;line-height:1.8}
.article-main h2{font-size:24px;font-weight:800;color:var(--c-deep);margin:30px 0 14px;padding-top:14px}
.article-main p{font-size:16px;color:var(--c-muted);line-height:1.9;margin-bottom:16px}
.article-main img{border-radius:12px;margin:20px 0}
.article-main .cap{font-size:13px;color:var(--c-light);text-align:center;margin-top:-12px;margin-bottom:20px}
.article-main blockquote{border-left:4px solid var(--c-accent);background:#f7fee7;padding:16px 20px;border-radius:0 10px 10px 0;margin:20px 0;color:var(--c-deep);font-style:italic}
.article-toc{background:var(--c-bg-soft);border:1px solid var(--c-line);border-radius:var(--radius);padding:20px;margin:22px 0}
.article-toc h4{font-size:15px;color:var(--c-deep);margin-bottom:12px}
.article-toc a{display:block;font-size:14px;color:var(--c-muted);padding:5px 0;border-left:2px solid var(--c-line);padding-left:12px}
.article-toc a:hover{color:var(--c-primary);border-left-color:var(--c-primary)}
.sidebar .widget{background:#fff;border:1px solid var(--c-line);border-radius:var(--radius);padding:22px;margin-bottom:22px}
.sidebar .widget h4{font-size:16px;font-weight:800;color:var(--c-deep);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid var(--c-bg-mint)}
.sidebar .hot-list li{border-bottom:1px solid var(--c-line);padding:10px 0}
.sidebar .hot-list li:last-child{border-bottom:none}
.sidebar .hot-list a{font-size:14px;color:var(--c-muted);line-height:1.5}
.sidebar .hot-list a:hover{color:var(--c-primary)}
.sidebar .hot-list .n{color:var(--c-accent);font-weight:800;margin-right:6px}
.sidebar .cat-list a{display:inline-block;font-size:13px;color:var(--c-muted);background:var(--c-bg-soft);padding:5px 14px;border-radius:999px;margin:4px 4px 0 0}
.sidebar .cat-list a:hover{background:var(--c-primary);color:#fff}
.article-nav{display:flex;justify-content:space-between;gap:20px;margin:36px 0;padding:20px 0;border-top:1px solid var(--c-line);border-bottom:1px solid var(--c-line)}
.article-nav a{flex:1;font-size:15px;color:var(--c-deep);font-weight:600}
.article-nav a:hover{color:var(--c-primary)}
.article-nav .next{text-align:right}
.article-nav .lab{display:block;font-size:12px;color:var(--c-light);font-weight:400;margin-bottom:4px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:16px}
.err-wrap{text-align:center;padding:90px 20px}
.err-wrap .code{font-size:120px;font-weight:800;color:var(--c-primary);line-height:1}
.err-wrap h1{font-size:30px;color:var(--c-deep);margin:14px 0}
.err-wrap p{color:var(--c-muted);margin-bottom:28px}
.page-hero{background:linear-gradient(180deg,var(--c-bg-mint),#fff);padding:48px 0 40px;text-align:center}
.page-hero h1{font-size:38px;font-weight:800;color:var(--c-deep)}
.page-hero p{color:var(--c-muted);margin-top:10px;font-size:17px}
@media(max-width:960px){.hero .container{grid-template-columns:1fr}.features-grid,.news-grid,.reviews-grid,.scene-grid,.trust-grid{grid-template-columns:repeat(2,1fr)}.download-grid{grid-template-columns:repeat(3,1fr)}.article-layout{grid-template-columns:1fr}.footer .cols{grid-template-columns:1fr 1fr}.nav{display:none}}
@media(max-width:620px){.features-grid,.news-grid,.reviews-grid,.scene-grid,.trust-grid,.download-grid,.related-grid{grid-template-columns:1fr}.hero h1{font-size:32px}.section-head h2{font-size:26px}.footer .cols{grid-template-columns:1fr}}