:root{--ink:#1e293b;--muted:#64748b;--line:#e2e8f0;--bg:#fafaf9;--card:#fff;--accent:#7c3aed;--accent2:#ede9fe;color-scheme:light}
*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6}
a{color:var(--accent)}header.site{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.nav{max-width:1180px;margin:auto;display:flex;align-items:center;gap:18px;padding:10px 16px;flex-wrap:wrap}.logo{font-family:"Great Vibes",cursive;font-size:30px;color:var(--ink);text-decoration:none}
.nav nav{display:flex;gap:14px;flex-wrap:wrap;font-size:14px}.nav nav a{color:var(--ink);text-decoration:none}.nav nav a:hover,.nav nav a.on{color:var(--accent)}
main{max-width:1180px;margin:auto;padding:18px 16px 40px}h1{font-size:clamp(26px,4vw,38px);line-height:1.2;margin:10px 0 6px}.intro{color:var(--muted);margin:0 0 14px;max-width:820px}
.panel{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;margin:14px 0}
textarea,input[type=text],select{font:inherit;border:1px solid #cbd5e1;border-radius:10px;padding:10px 12px;width:100%;background:#fff;color:var(--ink)}
#text{font-size:20px;min-height:64px;resize:vertical}
.btn{font:inherit;border:1px solid #cbd5e1;background:#fff;border-radius:9px;padding:8px 14px;cursor:pointer;color:var(--ink)}.btn:hover{border-color:var(--accent);color:var(--accent)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff}.btn-primary:hover{background:#6d28d9;color:#fff}.btn-sm{padding:4px 9px;font-size:13px}
.uni-row{display:flex;align-items:center;gap:10px;padding:6px 0;border-bottom:1px dashed var(--line)}.uni-row:last-child{border:0}.uni-name{width:130px;font-size:13px;color:var(--muted);flex:none}.uni-out{flex:1;font-size:20px;overflow-wrap:anywhere}
#controls{position:sticky;top:58px;z-index:10;display:flex;flex-wrap:wrap;gap:14px;align-items:center;font-size:13px}
#controls label{display:flex;align-items:center;gap:6px}#controls select{width:auto;padding:5px 8px}
#tabs{display:flex;gap:6px;flex-wrap:wrap;margin:10px 0}.tab{font:inherit;font-size:13px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:5px 12px;cursor:pointer}.tab.on{background:var(--accent2);border-color:var(--accent);color:#5b21b6}
#wall{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:12px}
.card{background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column}.card-head{display:flex;align-items:center;gap:8px;padding:8px 10px;border-bottom:1px solid var(--line);font-size:13px;flex-wrap:wrap}
.card-name{font-weight:600}.card-lic{color:var(--muted);font-size:11px;border:1px solid var(--line);border-radius:6px;padding:0 5px}.card-actions{margin-left:auto;display:flex;gap:4px}
.card-preview{padding:18px 16px;min-height:120px;overflow-wrap:anywhere;line-height:1.35;display:flex;align-items:center}
.bg-transparent{background-image:linear-gradient(45deg,#f1f5f9 25%,transparent 25%),linear-gradient(-45deg,#f1f5f9 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#f1f5f9 75%),linear-gradient(-45deg,transparent 75%,#f1f5f9 75%);background-size:16px 16px;background-position:0 0,0 8px,8px -8px,-8px 0}
.bg-white{background:#fff}.bg-dark{background:#1f2937}.bg-skin{background:#e0b48f}.bg-skinlight{background:#f1d3bc}.bg-skindeep{background:#8d5a3b}.bg-lined{background:#fffef7 repeating-linear-gradient(transparent 0 27px,#bfdbfe 27px 28px)}
.card-preview.tracing{color:transparent!important;-webkit-text-stroke:1.2px #94a3b8}
.ad-slot{display:flex;align-items:center;justify-content:center;color:#94a3b8;font-size:11px;letter-spacing:.08em;text-transform:uppercase;background:#f8fafc;border:1px dashed #e2e8f0;border-radius:10px;margin:14px auto}
.ad-728{max-width:728px;height:90px}.ad-infeed{grid-column:1/-1;height:120px;margin:0}.ad-300{width:300px;height:250px;margin:10px 0 0}
@media(max-width:600px){.ad-728{height:100px;max-width:320px}#wall{grid-template-columns:1fr}.uni-name{width:90px}}
#cc-toast{position:fixed;right:16px;bottom:16px;background:#fff;border:1px solid var(--line);box-shadow:0 10px 30px rgba(0,0,0,.12);border-radius:14px;padding:14px;z-index:50;display:none;max-width:330px}#cc-toast.show{display:block}.toast-close{position:absolute;right:8px;top:4px;border:0;background:none;font-size:20px;cursor:pointer}.toast-msg{font-weight:600;padding-right:20px}
.ws-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin-bottom:12px}.ws-grid label{font-size:13px;color:var(--muted);display:flex;flex-direction:column;gap:4px}
#worksheet.flash{outline:3px solid var(--accent);outline-offset:4px}
.row{display:flex;gap:12px;flex-wrap:wrap;align-items:end}.row>label{flex:1;min-width:180px;font-size:13px;color:var(--muted);display:flex;flex-direction:column;gap:4px}
#astage{background:#fff;border:1px solid var(--line);border-radius:12px;padding:20px;display:flex;justify-content:center;transition:transform .8s cubic-bezier(.4,0,.2,1);min-height:220px}#astage svg{max-width:100%;height:auto;max-height:300px}#astage.flipped{}
#hwcanvas,#icanvas{width:100%;height:auto;border:1px solid var(--line);border-radius:10px;background:#fff}#icanvas{background-image:linear-gradient(45deg,#f1f5f9 25%,transparent 25%),linear-gradient(-45deg,#f1f5f9 25%,transparent 25%);background-size:16px 16px}
#algrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(110px,1fr));gap:8px}.al-cell{font-size:36px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:8px;cursor:pointer;display:flex;flex-direction:column;align-items:center}.al-cell small{font:12px system-ui;color:var(--muted)}.al-cell:hover{border-color:var(--accent)}
#alanim svg{width:100%;max-height:240px}#alanim path.draw{fill:transparent;stroke:#7c3aed;stroke-width:2}#alanim path.draw.go{fill:#1e293b}.al-actions{text-align:center;margin-top:8px}
.content{max-width:820px}.content h2{margin-top:28px}.steps{padding-left:20px}.faq-item{border-bottom:1px solid var(--line);padding:10px 0}.faq-item summary{cursor:pointer;font-weight:600}
.legal{max-width:820px;white-space:normal}.legal p{margin:0 0 12px}
footer.site{border-top:1px solid var(--line);background:#fff;font-size:13px;color:var(--muted)}footer .in{max-width:1180px;margin:auto;padding:20px 16px;display:flex;gap:18px;flex-wrap:wrap;justify-content:space-between}footer a{color:var(--muted)}
.uni-row.on{background:#f5f3ff}.t2h-page{display:block;width:100%;max-width:820px;margin:12px auto;box-shadow:0 2px 10px rgba(15,23,42,.12);border-radius:4px}#ctgcanvas{display:block;background:repeating-conic-gradient(#f1f5f9 0 25%,#fff 0 50%) 0 0/16px 16px;border-radius:8px}.related{margin-top:24px;font-size:15px}