/* OpenCode 中文站 - 共享样式 */
/* ========== Reset & Base ========== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#0d1117;--bg2:#161b22;--bg3:#21262d;--bg4:#30363d;
  --text:#e6edf3;--text2:#8b949e;--text3:#6e7681;
  --accent:#7c3aed;--accent2:#a855f7;--accent3:#6366f1;
  --cyan:#22d3ee;--green:#3fb950;--orange:#f0883e;--red:#f85149;--yellow:#d29922;--blue:#58a6ff;
  --grad:linear-gradient(135deg,#7c3aed 0%,#6366f1 50%,#22d3ee 100%);
  --grad2:linear-gradient(135deg,#a855f7 0%,#6366f1 100%);
  --radius:12px;--radius-sm:8px;--radius-lg:20px;
  --shadow:0 8px 32px rgba(0,0,0,.3);--shadow-sm:0 4px 16px rgba(0,0,0,.2);
  --maxw:1200px;
  --font:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
  --mono:'SF Mono','Fira Code','JetBrains Mono','Consolas','Monaco',monospace;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--cyan)}
img{max-width:100%;height:auto}
ul,ol{list-style:none}

/* ========== Container ========== */
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ========== Header / Nav ========== */
.site-header{position:sticky;top:0;z-index:100;background:rgba(13,17,23,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--bg3)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-brand{display:flex;align-items:center;gap:10px;font-size:20px;font-weight:700;color:var(--text)}
.nav-brand .logo-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:var(--grad);border-radius:8px;font-size:18px}
.nav-brand span{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{color:var(--text2);font-size:15px;font-weight:500;transition:color .2s}
.nav-links a:hover,.nav-links a.active{color:var(--text)}
.nav-cta{display:inline-flex;align-items:center;gap:6px;padding:8px 20px;background:var(--grad2);color:#fff!important;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:opacity .2s,transform .2s}
.nav-cta:hover{opacity:.9;transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:none;color:var(--text);font-size:24px;cursor:pointer}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:64px;left:0;right:0;flex-direction:column;background:var(--bg2);border-bottom:1px solid var(--bg3);padding:16px 24px;gap:16px}
  .nav-links.show{display:flex}
  .nav-toggle{display:block}
}

/* ========== Hero ========== */
.hero{position:relative;padding:80px 0 60px;overflow:hidden}
.hero::before{content:'';position:absolute;top:-200px;left:50%;transform:translateX(-50%);width:800px;height:600px;background:radial-gradient(circle,rgba(124,58,237,.15) 0%,transparent 70%);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center;position:relative}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;background:rgba(124,58,237,.15);border:1px solid rgba(124,58,237,.3);border-radius:99px;font-size:13px;color:var(--accent2);margin-bottom:24px}
.hero-badge .dot{width:8px;height:8px;background:var(--green);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.hero h1{font-size:52px;line-height:1.15;font-weight:800;margin-bottom:20px;letter-spacing:-1px}
.hero h1 .grad{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero-desc{font-size:18px;color:var(--text2);margin-bottom:32px;max-width:560px;line-height:1.7}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:40px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 28px;border-radius:var(--radius-sm);font-size:15px;font-weight:600;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--grad2);color:#fff}
.btn-primary:hover{opacity:.9;transform:translateY(-2px);box-shadow:0 8px 24px rgba(124,58,237,.4)}
.btn-outline{background:transparent;color:var(--text);border:1px solid var(--bg4)}
.btn-outline:hover{border-color:var(--accent);background:rgba(124,58,237,.1)}
.hero-meta{display:flex;gap:32px;flex-wrap:wrap}
.hero-meta-item{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text2)}
.hero-meta-item svg{width:18px;height:18px;color:var(--green)}

/* Terminal Demo */
.terminal{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.terminal-bar{display:flex;align-items:center;gap:8px;padding:12px 16px;background:var(--bg3);border-bottom:1px solid var(--bg4)}
.terminal-bar .dot{width:12px;height:12px;border-radius:50%}
.terminal-bar .dot.r{background:#ff5f56}.terminal-bar .dot.y{background:#ffbd2e}.terminal-bar .dot.g{background:#27c93f}
.terminal-bar .title{margin-left:8px;font-size:13px;color:var(--text3);font-family:var(--mono)}
.terminal-body{padding:20px;font-family:var(--mono);font-size:13.5px;line-height:1.8}
.terminal-body .prompt{color:var(--green)}
.terminal-body .cmd{color:var(--text)}
.terminal-body .out{color:var(--text2)}
.terminal-body .acc{color:var(--accent2)}
.terminal-body .cy{color:var(--cyan)}
.terminal-body .cursor{display:inline-block;width:8px;height:16px;background:var(--text);animation:blink 1s infinite;vertical-align:middle}
@keyframes blink{0%,49%{opacity:1}50%,100%{opacity:0}}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero h1{font-size:36px}}

/* ========== Stats Bar ========== */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:40px 0;border-top:1px solid var(--bg3);border-bottom:1px solid var(--bg3)}
.stat{text-align:center}
.stat .num{font-size:36px;font-weight:800;background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.stat .label{font-size:14px;color:var(--text2);margin-top:4px}
@media(max-width:600px){.stats-bar{grid-template-columns:repeat(2,1fr)}}

/* ========== Section ========== */
.section{padding:72px 0}
.section-alt{background:var(--bg2)}
.section-head{text-align:center;max-width:700px;margin:0 auto 48px}
.section-head h2{font-size:36px;font-weight:800;margin-bottom:12px;letter-spacing:-.5px}
.section-head h2 .grad{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.section-head p{font-size:17px;color:var(--text2)}
.section-tag{display:inline-block;padding:4px 14px;background:rgba(124,58,237,.12);border:1px solid rgba(124,58,237,.25);border-radius:99px;font-size:13px;color:var(--accent2);margin-bottom:16px;font-weight:500}

/* ========== Feature Cards ========== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.feature-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);padding:28px;transition:all .3s}
.feature-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.feature-card .icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;border-radius:10px;background:rgba(124,58,237,.12);margin-bottom:16px}
.feature-card .icon svg{width:24px;height:24px;color:var(--accent2)}
.feature-card h3{font-size:17px;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:14px;color:var(--text2);line-height:1.6}
@media(max-width:900px){.features-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.features-grid{grid-template-columns:1fr}}

/* Compact feature list */
.feat-compact{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feat-compact .fc{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius-sm);padding:20px;text-align:center;transition:all .3s}
.feat-compact .fc:hover{border-color:var(--accent);background:rgba(124,58,237,.05)}
.feat-compact .fc .icon{width:40px;height:40px;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;background:rgba(124,58,237,.12);border-radius:10px}
.feat-compact .fc .icon svg{width:22px;height:22px;color:var(--accent2)}
.feat-compact .fc h3{font-size:15px;font-weight:700;margin-bottom:6px}
.feat-compact .fc p{font-size:13px;color:var(--text2);line-height:1.5}
@media(max-width:900px){.feat-compact{grid-template-columns:repeat(2,1fr)}}

/* ========== Code Block ========== */
.code-block{background:var(--bg);border:1px solid var(--bg3);border-radius:var(--radius-sm);overflow:hidden}
.code-block .cb-head{display:flex;align-items:center;justify-content:space-between;padding:10px 16px;background:var(--bg3);border-bottom:1px solid var(--bg4)}
.code-block .cb-head .tabs{display:flex;gap:4px}
.code-block .cb-head .tab{padding:4px 12px;border-radius:6px;font-size:13px;color:var(--text2);cursor:pointer;font-family:var(--mono);transition:all .2s}
.code-block .cb-head .tab.active{background:var(--bg4);color:var(--text)}
.code-block .cb-body{padding:16px 20px;font-family:var(--mono);font-size:13.5px;line-height:1.8;overflow-x:auto}
.code-block .cb-body .cmt{color:var(--text3)}
.code-block .cb-body .str{color:var(--green)}
.code-block .cb-body .kw{color:var(--accent2)}
.code-block .cb-body .fn{color:var(--blue)}
.code-block .cb-body .num{color:var(--orange)}
.code-block .copy-btn{padding:4px 10px;background:var(--bg4);border:none;border-radius:6px;color:var(--text2);font-size:12px;cursor:pointer;transition:all .2s}
.code-block .copy-btn:hover{color:var(--text);background:var(--accent)}

/* ========== Models ========== */
.models-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.model-item{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius-sm);padding:16px;text-align:center;transition:all .3s}
.model-item:hover{border-color:var(--cyan);transform:translateY(-2px)}
.model-item .mname{font-size:15px;font-weight:700;margin-bottom:4px}
.model-item .mdesc{font-size:12px;color:var(--text2)}
@media(max-width:900px){.models-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.models-grid{grid-template-columns:repeat(2,1fr)}}

/* ========== Two Column ========== */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.two-col .tc-content h2{font-size:32px;font-weight:800;margin-bottom:16px}
.two-col .tc-content p{font-size:16px;color:var(--text2);margin-bottom:16px;line-height:1.7}
.two-col .tc-content ul{margin-bottom:24px}
.two-col .tc-content ul li{padding:8px 0 8px 28px;position:relative;color:var(--text2);font-size:15px}
.two-col .tc-content ul li::before{content:'';position:absolute;left:0;top:13px;width:18px;height:18px;background:rgba(63,185,80,.15);border-radius:50%}
.two-col .tc-content ul li::after{content:'';position:absolute;left:5px;top:17px;width:8px;height:5px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg)}
@media(max-width:900px){.two-col{grid-template-columns:1fr;gap:32px}}

/* ========== Steps ========== */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:step}
.step-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);padding:28px;position:relative}
.step-card .step-num{counter-increment:step;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--grad);border-radius:50%;font-size:16px;font-weight:700;color:#fff;margin-bottom:16px}
.step-card .step-num::before{content:counter(step)}
.step-card h3{font-size:18px;font-weight:700;margin-bottom:8px}
.step-card p{font-size:14px;color:var(--text2);line-height:1.6}
@media(max-width:900px){.steps{grid-template-columns:1fr}}

/* ========== Platform Cards ========== */
.platforms{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.platform-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);padding:32px;text-align:center;transition:all .3s}
.platform-card:hover{border-color:var(--accent);transform:translateY(-4px)}
.platform-card .p-icon{width:56px;height:56px;margin:0 auto 16px;display:flex;align-items:center;justify-content:center;background:rgba(124,58,237,.12);border-radius:14px}
.platform-card .p-icon svg{width:30px;height:30px;color:var(--accent2)}
.platform-card h3{font-size:20px;font-weight:700;margin-bottom:8px}
.platform-card p{font-size:14px;color:var(--text2);margin-bottom:20px}
.platform-card .dl-btns{display:flex;flex-direction:column;gap:8px}
.platform-card .dl-btn{display:flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;background:var(--bg3);border:1px solid var(--bg4);border-radius:var(--radius-sm);color:var(--text);font-size:13px;font-weight:500;transition:all .2s}
.platform-card .dl-btn:hover{border-color:var(--accent);background:rgba(124,58,237,.1);color:var(--text)}
.platform-card .dl-btn svg{width:16px;height:16px}
@media(max-width:900px){.platforms{grid-template-columns:1fr}}

/* ========== Install Methods ========== */
.install-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.install-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);padding:24px}
.install-card h3{font-size:16px;font-weight:700;margin-bottom:6px;display:flex;align-items:center;gap:8px}
.install-card h3 .badge{font-size:11px;padding:2px 8px;background:rgba(34,211,238,.15);color:var(--cyan);border-radius:99px;font-weight:500}
.install-card .desc{font-size:13px;color:var(--text2);margin-bottom:12px}
@media(max-width:700px){.install-grid{grid-template-columns:1fr}}

/* ========== Comparison Table ========== */
.cmp-table{width:100%;border-collapse:collapse;font-size:14px}
.cmp-table th,.cmp-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--bg3)}
.cmp-table th{color:var(--text2);font-weight:600;font-size:13px}
.cmp-table td{color:var(--text)}
.cmp-table .yes{color:var(--green)}.cmp-table .no{color:var(--text3)}
.cmp-table tr:hover{background:rgba(124,58,237,.03)}

/* ========== CTA ========== */
.cta-section{padding:64px 0}
.cta-box{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius-lg);padding:56px;text-align:center;position:relative;overflow:hidden}
.cta-box::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:var(--grad)}
.cta-box h2{font-size:32px;font-weight:800;margin-bottom:12px}
.cta-box p{font-size:16px;color:var(--text2);margin-bottom:28px}

/* ========== Footer ========== */
.site-footer{background:var(--bg2);border-top:1px solid var(--bg3);padding:48px 0 32px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:32px}
.footer-brand .nav-brand{margin-bottom:12px}
.footer-brand p{font-size:14px;color:var(--text2);line-height:1.6;max-width:300px}
.footer-col h4{font-size:14px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col ul li{margin-bottom:10px}
.footer-col ul li a{font-size:14px;color:var(--text2)}
.footer-col ul li a:hover{color:var(--accent2)}
.footer-bottom{padding-top:24px;border-top:1px solid var(--bg3);display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:13px;color:var(--text3)}
.footer-bottom .links{display:flex;gap:16px}
.footer-bottom .links a{font-size:13px;color:var(--text3)}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr 1fr;gap:24px}}
@media(max-width:500px){.footer-grid{grid-template-columns:1fr}}

/* ========== Page Hero (inner pages) ========== */
.page-hero{padding:64px 0 40px;text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:-100px;left:50%;transform:translateX(-50%);width:600px;height:400px;background:radial-gradient(circle,rgba(124,58,237,.12) 0%,transparent 70%);pointer-events:none}
.page-hero h1{font-size:42px;font-weight:800;margin-bottom:16px;position:relative}
.page-hero h1 .grad{background:var(--grad);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.page-hero p{font-size:17px;color:var(--text2);max-width:640px;margin:0 auto;position:relative}

/* ========== Breadcrumb ========== */
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--text3);margin-bottom:24px}
.breadcrumb a{color:var(--text2)}
.breadcrumb a:hover{color:var(--text)}
.breadcrumb .sep{color:var(--bg4)}

/* ========== Info Box ========== */
.info-box{background:rgba(34,211,238,.06);border:1px solid rgba(34,211,238,.2);border-radius:var(--radius-sm);padding:16px 20px;margin:20px 0;display:flex;gap:12px;align-items:flex-start}
.info-box .ib-icon{flex-shrink:0;width:20px;height:20px;color:var(--cyan);margin-top:2px}
.info-box p{font-size:14px;color:var(--text2);line-height:1.6}
.info-box.warn{background:rgba(210,153,34,.06);border-color:rgba(210,153,34,.2)}
.info-box.warn .ib-icon{color:var(--yellow)}

/* ========== Skills Demo ========== */
.skill-demo{background:var(--bg);border:1px solid var(--bg3);border-radius:var(--radius);overflow:hidden}
.skill-demo .sd-head{padding:12px 16px;background:var(--bg3);border-bottom:1px solid var(--bg4);font-family:var(--mono);font-size:13px;color:var(--text2)}
.skill-demo .sd-body{padding:20px;font-family:var(--mono);font-size:13px;line-height:1.8}
.skill-demo .sd-body .yaml{color:var(--accent2)}
.skill-demo .sd-body .val{color:var(--green)}
.skill-demo .sd-body .txt{color:var(--text2)}
.skill-demo .sd-body .hdr{color:var(--cyan)}

/* ========== Animations ========== */
@keyframes fadeUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}
.fade-up{animation:fadeUp .6s ease forwards}

/* ========== QR Code Animated Border ========== */
.qr-wrap{display:inline-block;padding:6px;border-radius:14px;background:#fff;border:3px solid var(--accent);animation:qrGlow 2.8s ease-in-out infinite}
@keyframes qrGlow{
  0%,100%{border-color:var(--accent);box-shadow:0 0 10px rgba(124,58,237,.3),0 0 4px rgba(124,58,237,.15);transform:scale(1)}
  50%{border-color:var(--cyan);box-shadow:0 0 18px rgba(34,211,238,.4),0 0 8px rgba(34,211,238,.2);transform:scale(1.03)}
}
.qr-wrap img{display:block;border-radius:8px}
.qr-wrap.lg{padding:8px}
.qr-wrap.lg img{width:180px;height:180px}
.qr-wrap.sm{padding:5px}
.qr-wrap.sm img{width:130px;height:130px}

/* ========== Download Modal ========== */
.modal-overlay{display:none;position:fixed;inset:0;z-index:9999;background:rgba(0,0,0,.78);backdrop-filter:blur(6px);justify-content:center;align-items:center;padding:20px}
.modal-overlay.show{display:flex;animation:modalFade .3s ease}
@keyframes modalFade{from{opacity:0}to{opacity:1}}
.modal-box{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius-lg);max-width:420px;width:100%;padding:36px 32px 28px;text-align:center;position:relative;animation:modalUp .35s cubic-bezier(.34,1.56,.64,1)}
@keyframes modalUp{from{opacity:0;transform:translateY(30px) scale(.92)}to{opacity:1;transform:translateY(0) scale(1)}}
.modal-close{position:absolute;top:10px;right:16px;font-size:28px;color:var(--text3);cursor:pointer;background:none;border:none;line-height:1;transition:color .2s}
.modal-close:hover{color:var(--text)}
.modal-box h3{font-size:22px;font-weight:800;margin-bottom:6px}
.modal-sub{font-size:14px;color:var(--accent2);margin-bottom:18px;font-weight:600}
.modal-qr{margin:0 auto 16px}
.modal-features{text-align:left;margin-bottom:16px;display:flex;flex-direction:column;gap:8px}
.modal-features li{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text2);line-height:1.5}
.modal-features li svg{width:18px;height:18px;color:var(--green);flex-shrink:0;margin-top:1px}
.modal-tips{background:rgba(210,153,34,.08);border:1px solid rgba(210,153,34,.2);border-radius:var(--radius-sm);padding:12px 16px;font-size:13px;color:var(--text2);text-align:left;line-height:1.6}
.modal-tips strong{color:var(--orange)}

/* ========== Cloud Disk Download Section ========== */
.cloud-dl{display:grid;grid-template-columns:1fr 1fr;gap:20px;max-width:680px;margin:0 auto}
.cloud-dl-card{background:var(--bg2);border:1px solid var(--bg3);border-radius:var(--radius);padding:28px 24px;text-align:center;transition:all .3s}
.cloud-dl-card:hover{border-color:var(--accent);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
.cloud-dl-card h3{font-size:17px;font-weight:700;margin-bottom:16px;display:flex;align-items:center;justify-content:center;gap:8px}
.cloud-dl-card .qr-wrap{margin-bottom:14px}
.cloud-dl-card .dl-hint{font-size:13px;color:var(--text2);margin-bottom:16px;line-height:1.5}
.cloud-dl-card .cloud-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 24px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;cursor:pointer;border:none;transition:all .2s}
.cloud-btn.quark{background:linear-gradient(135deg,#6d5cff 0%,#8b7fff 100%);color:#fff}
.cloud-btn.quark:hover{opacity:.9;transform:translateY(-2px);box-shadow:0 6px 20px rgba(109,92,255,.4)}
.cloud-btn.baidu{background:linear-gradient(135deg,#2b5fff 0%,#4d7aff 100%);color:#fff}
.cloud-btn.baidu:hover{opacity:.9;transform:translateY(-2px);box-shadow:0 6px 20px rgba(43,95,255,.4)}
@media(max-width:600px){.cloud-dl{grid-template-columns:1fr}}