:root{--bg:#0B1220;--bg-2:#0F172A;--surface:#16213A;--card:#1B2740;--text:#F8FAFC;--muted:#94A3B8;--border:#2B3A55;--accent:#22C55E;--accent-2:#38BDF8;--accent-text:#04140A;--danger:#EF4444;--warn:#F59E0B;--glass:rgba(255,255,255,.05);--shadow:0 24px 60px -24px rgba(0,0,0,.75);--radius:16px;--nav-h:66px}*{margin:0;padding:0;box-sizing:border-box}html,body,#root{height:100%}body{background:radial-gradient(900px 500px at 85% -10%,rgba(34,197,94,.16),transparent 60%),radial-gradient(700px 420px at 5% 0%,rgba(56,189,248,.12),transparent 62%),var(--bg);color:var(--text);font-family:IBM Plex Sans 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(max-width:1080px){.sticky{position:static}}textarea.desc{width:100%;min-height:168px;resize:vertical;padding:14px;border-radius:14px;background:#00000040;border:1px solid var(--border);font-size:.93rem;line-height:1.8;transition:border-color .2s,box-shadow .2s}textarea.desc:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #22c55e2e}.field{display:grid;gap:6px}.field label{font-size:.8rem;color:var(--muted)}.field input,.field select{padding:10px 12px;border-radius:11px;background:#00000040;border:1px solid var(--border);font-size:.88rem}.field input:focus,.field select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #22c55e29}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 18px;border-radius:12px;border:1px solid transparent;cursor:pointer;font-weight:600;font-size:.92rem;transition:transform .2s ease,box-shadow .2s ease,background .2s ease,border-color .2s ease}.btn-primary{background:var(--accent);color:var(--accent-text);box-shadow:0 14px 32px -14px var(--accent)}.btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 20px 40px -16px var(--accent)}.btn-ghost{background:var(--glass);border-color:var(--border)}.btn-ghost:hover{transform:translateY(-2px);border-color:var(--accent)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn.block{width:100%}.btn.sm{padding:8px 13px;font-size:.82rem;border-radius:10px}.chips{display:flex;flex-wrap:wrap;gap:8px}.chip{font-size:.78rem;padding:7px 12px;border-radius:99px;border:1px solid var(--border);background:var(--glass);color:var(--muted);cursor:pointer;transition:all .2s ease}.chip:hover{color:var(--text);border-color:var(--accent);transform:translateY(-2px)}.toggle{display:flex;gap:6px;padding:5px;border-radius:12px;background:#00000040;border:1px solid var(--border)}.toggle button{flex:1;padding:8px 12px;border-radius:9px;border:0;background:transparent;color:var(--muted);cursor:pointer;font-size:.83rem;font-weight:600;transition:all .2s ease}.toggle button.on{background:var(--accent);color:var(--accent-text)}.viewer{border-radius:var(--radius);overflow:hidden;border:1px solid var(--border);background:var(--bg-2)}.viewer-bar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--border);background:#00000047}.dots{display:flex;gap:6px}.dots i{width:10px;height:10px;border-radius:50%;background:var(--border);display:block}.dots i:first-child{background:#ef4444}.dots i:nth-child(2){background:#f59e0b}.dots i:nth-child(3){background:#22c55e}.url{flex:1;font-size:.76rem;color:var(--muted);background:#00000059;border:1px solid var(--border);border-radius:8px;padding:6px 11px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;direction:ltr;text-align:left}.frame-wrap{background:#0a0f1c;display:flex;justify-content:center;padding:0;transition:padding .3s ease}iframe.site{width:100%;border:0;background:#fff;display:block}.frame-wrap.desktop iframe.site{height:min(74vh,820px)}.frame-wrap.tablet{padding:18px}.frame-wrap.tablet iframe.site{width:min(834px,100%);height:min(72vh,760px);border-radius:14px}.frame-wrap.mobile{padding:18px}.frame-wrap.mobile iframe.site{width:min(400px,100%);height:min(74vh,780px);border-radius:24px}.tabs{display:flex;gap:6px;padding:5px;border-radius:12px;background:#00000040;border:1px solid var(--border)}.tabs button{padding:7px 14px;border:0;background:transparent;color:var(--muted);border-radius:9px;cursor:pointer;font-size:.84rem;font-weight:600;transition:all .2s ease}.tabs button.on{background:var(--glass);color:var(--text);border:1px solid var(--border)}.code{margin:0;max-height:min(74vh,820px);overflow:auto;padding:18px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.78rem;line-height:1.75;color:#cbd5e1;background:#0a0f1c;direction:ltr;text-align:left;white-space:pre-wrap;word-break:break-word}.spec-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.kv{padding:14px;border-radius:12px;background:var(--glass);border:1px solid var(--border)}.kv span{display:block;font-size:.76rem;color:var(--muted);margin-bottom:5px}.kv strong{font-size:.95rem;font-weight:600}.steps{display:grid;gap:8px;margin-top:12px}.step{display:flex;align-items:center;gap:10px;font-size:.83rem;color:var(--muted);transition:color .3s ease}.step.done{color:var(--text)}.step .ic{width:20px;height:20px;border-radius:50%;border:1px solid var(--border);display:grid;place-items:center;flex:none}.step.active .ic{border-color:var(--accent);animation:spin 1s linear infinite}.step.done .ic{background:var(--accent);border-color:var(--accent);color:var(--accent-text)}.skeleton{height:14px;border-radius:8px;background:linear-gradient(90deg,#ffffff0d,#ffffff21,#ffffff0d);background-size:200% 100%;animation:shimmer 1.3s linear infinite}@keyframes shimmer{to{background-position:-200% 0}}.toast{position:fixed;inset-inline-start:50%;transform:translate(50%);bottom:26px;z-index:90;display:flex;align-items:center;gap:10px;padding:13px 18px;border-radius:14px;font-size:.88rem;background:var(--card);border:1px solid var(--border);box-shadow:var(--shadow);animation:fadeUp .35s ease both}.toast.ok{border-color:var(--accent)}.toast.err{border-color:var(--danger)}.feature-strip{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px;margin-top:34px}.fs{padding:18px;border-radius:14px;border:1px solid var(--border);background:var(--glass);transition:transform .22s ease,border-color .22s ease}.fs:hover{transform:translateY(-3px);border-color:var(--accent)}.fs h4{font-size:.95rem;margin:10px 0 6px}.fs p{font-size:.85rem;color:var(--muted)}.sec-title{margin:44px 0 4px;font-size:1.25rem}.sec-sub{color:var(--muted);font-size:.9rem;margin-bottom:18px}.foot{margin-top:50px;padding-top:22px;border-top:1px solid var(--border);color:var(--muted);font-size:.82rem;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}