:root{--ink:#17171c;--mid:#55555c;--bg:#fff;--soft:#f6f6f8;--line:#e9e9ef;--r:20px}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg);font-size:15px;line-height:1.55}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
header{height:60px;border-bottom:1px solid var(--line);display:flex;align-items:center;position:sticky;top:0;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);z-index:50}
.hwrap{max-width:1120px;margin:0 auto;padding:0 20px;width:100%;display:flex;align-items:center;gap:14px;flex-wrap:nowrap}
.logo{font-size:23px;font-weight:800;letter-spacing:-.6px;white-space:nowrap;flex:0 0 auto}
.logo .grad{background:linear-gradient(90deg,#ec4899,#8b5cf6,#2563eb,#0d9488,#f59e0b,#e11d48);-webkit-background-clip:text;background-clip:text;color:transparent}
nav.main{display:flex;gap:2px;flex-wrap:nowrap;align-items:center}
nav.main a{padding:7px 10px;border-radius:999px;font-size:13.5px;font-weight:600;color:var(--mid);white-space:nowrap}
nav.main a:hover,nav.main a.on{background:var(--soft);color:var(--ink)}
.catdd{position:relative;display:inline-block}
.ddbtn{padding:7px 10px;border-radius:999px;font-size:13.5px;font-weight:600;color:var(--mid);white-space:nowrap;background:none;border:0;font-family:inherit;cursor:pointer;line-height:1.55}
.ddbtn:hover{background:var(--soft);color:var(--ink)}
.ddmenu{position:absolute;top:calc(100% + 8px);left:0;min-width:270px;background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:0 18px 44px rgba(23,23,28,.16);padding:8px;display:none;flex-direction:column;z-index:60}
.catdd.open .ddmenu,.catdd:focus-within .ddmenu{display:flex}
@media(hover:hover){.catdd:hover .ddmenu{display:flex}}
.ddmenu a{display:flex;gap:9px;align-items:center;padding:9px 12px;border-radius:10px;font-weight:600;font-size:14px;color:var(--ink);white-space:nowrap}
.ddmenu a:hover,.ddmenu a.on{background:var(--soft)}
.ddmenu .dot{width:11px;height:11px;border-radius:50%;flex:0 0 auto}
.searchbtn{margin-left:auto;flex:0 0 auto;white-space:nowrap;background:var(--ink);color:#fff;font-weight:700;font-size:13.5px;padding:9px 16px;border-radius:999px}
.searchbtn:hover{background:#000}
.langbtn{margin-left:auto;flex:0 0 auto;white-space:nowrap;background:#fff;color:var(--ink);border:1px solid var(--line);font-weight:600;font-size:13px;padding:8px 13px;border-radius:999px;cursor:pointer;font-family:inherit}
.langbtn:hover{background:var(--soft)}
.searchbtn{margin-left:0}
.recrow{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:14px 0 0}
.recrow[hidden]{display:none}
.reclab{font-size:13px;font-weight:700;color:var(--mid)}
.recchips{display:contents}
.kchip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 13px;font-size:13px;font-weight:600;cursor:pointer;color:var(--ink);font-family:inherit}
.kchip:hover{background:var(--soft);border-color:#d8d8e0}
.recbtn{background:none;border:0;color:#2563eb;font-weight:700;font-size:13px;cursor:pointer;font-family:inherit;padding:6px 2px}
.recbtn:hover{text-decoration:underline}
.zhhint{margin:12px 0 0;font-size:13px;color:var(--mid)}
.zhhint button{background:none;border:0;padding:0;color:#2563eb;font-weight:700;font-size:13px;cursor:pointer;font-family:inherit;text-decoration:underline}
.hero{border-radius:0 0 28px 28px;padding:64px 0 42px;color:#fff;text-align:center;background:linear-gradient(120deg,#ec4899,#8b5cf6 30%,#2563eb 58%,#0d9488 82%,#f59e0b 110%)}
.hero h1{font-size:44px;line-height:1.08;letter-spacing:-1.2px;margin:0 auto 14px;max-width:820px}
.hero p{font-size:17px;opacity:.94;max-width:680px;margin:0 auto 26px}
.hero .searchbar{max-width:560px;margin:0 auto;display:flex;gap:8px}
.hero input{flex:1;height:50px;border-radius:14px;border:0;padding:0 16px;font-size:15px}
.hero button,.btn{display:inline-flex;align-items:center;gap:7px;height:44px;padding:10px 18px;border-radius:12px;border:0;background:var(--ink);color:#fff;font-weight:700;font-size:14px;cursor:pointer}
.hero button{height:50px;background:#17171c}
.btn.light{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.cat{color:#fff}
section{padding:44px 0 8px}
h2.sec{font-size:26px;letter-spacing:-.6px;margin:0 0 6px}
p.sub{color:var(--mid);margin:0 0 22px}
.catgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(330px,1fr));gap:16px}
.catcard{border-radius:var(--r);padding:26px;color:#fff;min-height:170px;display:flex;flex-direction:column;justify-content:flex-end;position:relative;overflow:hidden}
.catcard .big{font-size:38px;line-height:1;margin-bottom:12px}
.catcard h3{margin:0 0 4px;font-size:21px}
.catcard p{margin:0;opacity:.93;font-size:14px}
.catcard .n{position:absolute;top:20px;right:22px;background:rgba(255,255,255,.25);padding:3px 11px;border-radius:999px;font-weight:700;font-size:13px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(255px,1fr));gap:16px}
.card{border:1px solid var(--line);border-radius:var(--r);overflow:hidden;background:#fff;display:flex;flex-direction:column;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(23,23,28,.12)}
.cover{height:158px;position:relative;display:flex;align-items:center;justify-content:center;overflow:hidden}
.cover .emo{font-size:56px;filter:drop-shadow(0 6px 14px rgba(0,0,0,.25));z-index:2}
.cover svg{position:absolute;inset:0;width:100%;height:100%}
.chip{position:absolute;left:12px;bottom:12px;z-index:2;background:rgba(255,255,255,.92);color:var(--ink);font-size:11.5px;font-weight:700;padding:4px 10px;border-radius:999px}
.diff{position:absolute;right:12px;top:12px;z-index:2;background:rgba(23,23,28,.72);color:#fff;font-size:11px;font-weight:700;padding:4px 9px;border-radius:999px}
.card .body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.card h3{margin:0;font-size:16.5px;line-height:1.3;letter-spacing:-.3px}
.card p{margin:0;color:var(--mid);font-size:13.5px;flex:1}
.tools{display:flex;gap:5px;flex-wrap:wrap}
.tools span{background:var(--soft);border:1px solid var(--line);font-size:11.5px;font-weight:600;padding:3px 8px;border-radius:999px;color:var(--mid)}
.cattag{font-size:12px;font-weight:800;text-transform:uppercase;letter-spacing:.6px}
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 20px;align-items:center}
.filters input[type=search]{height:44px;border-radius:11px;border:1px solid var(--line);background:#f6f6f8;padding:0 14px;font-size:14px;min-width:240px;flex:0 1 340px}
.filters select{height:44px;border-radius:11px;border:1px solid var(--line);background:#fff;padding:0 10px;font-size:14px}
.fchip{border:1px solid var(--line);background:#fff;border-radius:999px;padding:8px 14px;font-size:13px;font-weight:600;cursor:pointer}
.fchip.on{color:#fff;border-color:transparent}
.hero-detail{border-radius:24px;color:#fff;padding:34px;margin:26px 0 8px;position:relative;overflow:hidden}
.hero-detail .emo{font-size:84px}
.hero-detail h1{font-size:32px;letter-spacing:-.8px;line-height:1.15;margin:10px 0 8px;max-width:760px}
.hero-detail p{opacity:.95;max-width:720px;margin:0}
.crumb{font-size:13px;color:var(--mid);margin:22px 0 0}
.crumb a{font-weight:600}
.panel{border:1px solid var(--line);border-radius:var(--r);padding:24px;margin:16px 0;background:#fff}
.panel h2{font-size:20px;letter-spacing:-.4px;margin:0 0 12px}
.sample{background:var(--soft);border-radius:14px;padding:18px 20px;font-size:14.5px}
.sample .lab{font-size:11.5px;font-weight:800;letter-spacing:.7px;text-transform:uppercase;margin-bottom:8px}
.vargrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px;margin-bottom:16px}
.vargrid label{font-size:13px;font-weight:600;color:var(--mid);display:block}
.vargrid input{width:100%;height:44px;margin-top:6px;border-radius:11px;border:1px solid var(--line);background:#f6f6f8;padding:10px 13px;font-size:14px;color:var(--ink)}
.vargrid input:focus{border-color:#c4c4ce;background:#fff;outline:none;box-shadow:0 0 0 3px rgba(23,23,28,.07)}
pre.prompt{white-space:pre-wrap;word-break:break-word;background:#17171c;color:#f4f4f5;border-radius:14px;padding:20px;font-size:13.5px;line-height:1.6;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.tabs{display:flex;gap:4px;background:var(--soft);border-radius:999px;padding:4px;width:max-content;max-width:100%;flex-wrap:wrap;margin-bottom:16px}
.tabs button{border:0;background:transparent;padding:8px 16px;border-radius:999px;font-size:13.5px;font-weight:700;cursor:pointer;color:var(--mid)}
.tabs button.on{background:#fff;color:var(--ink);box-shadow:0 1px 4px rgba(0,0,0,.12)}
.tabpane{display:none}.tabpane.on{display:block}
.tabpane ol{margin:8px 0;padding-left:20px}.tabpane li{margin:5px 0}
code{background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:12.5px}
.kv{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}
.kv .k{border:1px solid var(--line);border-radius:14px;padding:14px 16px}
.kv .k b{display:block;font-size:12px;text-transform:uppercase;letter-spacing:.6px;color:var(--mid);margin-bottom:4px}
.spacer{height:70px}
.copied{background:#0d9488!important}
@media(max-width:720px){.hero h1{font-size:32px}.hero-detail h1{font-size:25px}header{height:56px}.hwrap{padding:0 12px;gap:8px}.logo{font-size:19px}nav.main a.home-link,.searchbtn{display:none}nav.main a,.ddbtn{padding:7px 8px;font-size:13px}.langbtn{padding:7px 10px;font-size:12.5px}.ddmenu{position:fixed;left:12px;right:12px;top:64px;min-width:0}}
.hero-detail svg{position:absolute;inset:0;width:100%;height:100%;z-index:0}
.hero-detail .emo,.hero-detail h1,.hero-detail p{position:relative;z-index:2}