:root{--bg: #f6f7f9;--surface: #ffffff;--surface-2: #eef1f4;--text: #14181f;--muted: #6b7480;--accent: #0d9488;--accent-2: #0f766e;--accent-soft: #d7f2ee;--danger: #dc2626;--warn: #b45309;--ok: #15803d;--border: #e4e8ec;--radius: 14px;--shadow: 0 1px 2px rgba(16,24,40,.04), 0 2px 8px rgba(16,24,40,.06);--shadow-lg: 0 6px 20px rgba(16,24,40,.1)}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}h1,h2,h3,.brand{font-family:Sora,Inter,sans-serif}h2{margin:6px 0 14px;font-size:1.4rem;font-weight:700;letter-spacing:-.02em}h3{margin:20px 0 8px;font-size:.82rem;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.app{max-width:640px;margin:0 auto;padding:66px 16px 94px}.container{display:block}.topbar{position:fixed;top:0;left:0;right:0;height:54px;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:linear-gradient(90deg,#d7f2eed9,#ffffffd9 55%,#dbeafecc);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.brand{font-weight:700;color:var(--accent);letter-spacing:-.01em;font-size:1.2rem}.bottomnav{position:fixed;bottom:0;left:0;right:0;z-index:10;display:flex;background:#ffffffed;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom,0)}.navitem{flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;padding:8px 0 10px;font-size:.66rem;color:var(--muted);position:relative;transition:color .15s ease}.navitem svg{width:22px;height:22px}.navitem.active{color:var(--accent);font-weight:600}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;margin-bottom:12px;box-shadow:var(--shadow);transition:box-shadow .15s ease,transform .15s ease,border-color .15s ease}.card.block:hover{box-shadow:var(--shadow-lg);transform:translateY(-1px)}.card.unread{border-left:3px solid var(--accent)}.row{display:flex;align-items:center;gap:8px}.row.gap{gap:10px}.row.between{justify-content:space-between}.wrap{flex-wrap:wrap}label{display:block;font-size:.78rem;font-weight:500;color:var(--muted);margin:12px 0 5px}.input,input,select,textarea{width:100%;padding:11px 13px;background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:10px;font-size:.95rem;font-family:inherit;transition:border-color .15s ease,box-shadow .15s ease}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}input[type=range]{padding:0}.btn{display:inline-flex;align-items:center;gap:6px;justify-content:center;padding:10px 15px;border-radius:10px;cursor:pointer;background:var(--surface);color:var(--text);border:1px solid var(--border);font-size:.9rem;font-weight:500;font-family:inherit;margin-top:10px;transition:transform .08s ease,box-shadow .15s ease,background .15s ease,border-color .15s ease}.btn:hover{border-color:#cfd6dc}.btn:active{transform:scale(.97)}.btn.small{padding:7px 11px;margin:0;font-size:.8rem}.btn svg{width:16px;height:16px}.btn-primary{background:linear-gradient(135deg,var(--accent) 0%,var(--accent-2) 100%);color:#fff;border:none;font-weight:600}.btn-primary:hover{filter:brightness(1.06)}.btn.danger{background:transparent;color:var(--danger);border-color:#f0c6c6}.btn.danger:hover{background:#fdecec}.muted{color:var(--muted);font-size:.85rem}.small{font-size:.75rem}.pill{display:inline-block;padding:3px 10px;border-radius:999px;font-size:.72rem;font-weight:600;background:var(--accent-soft);color:var(--accent-2);border:none;white-space:nowrap}.badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:.7rem;font-weight:600}.badge-active{background:#dcfce7;color:#15803d}.badge-reserved{background:#fef3c7;color:#b45309}.badge-gone{background:#eef1f4;color:#6b7480}.grade{display:inline-block;padding:2px 7px;border-radius:6px;font-size:.72rem;font-weight:700;background:#14181f;color:#fff}.grade.high{background:linear-gradient(135deg,#f59e0b,#ef4444)}.tabs{display:flex;gap:6px;margin-bottom:16px}.tab{flex:1;padding:9px 0;text-align:center;border-radius:10px;cursor:pointer;background:var(--surface);color:var(--muted);border:1px solid var(--border);font-size:.82rem;font-weight:500;transition:all .15s ease}.tab.active{background:var(--accent);color:#fff;border-color:var(--accent);font-weight:600}.leg{padding:9px 11px;margin-top:6px;background:var(--surface-2);border-radius:9px;font-size:.9rem}.alerts{position:relative;font-size:.85rem;color:var(--muted);display:inline-flex;align-items:center}.dot{position:absolute;top:-8px;right:-12px;background:var(--accent);color:#fff;border-radius:999px;font-size:.65rem;padding:1px 6px;font-weight:700}.hero{text-align:center;padding:48px 12px}.hero h1{color:var(--text);font-size:2.1rem;margin-bottom:8px;letter-spacing:-.03em}.hero>.muted{max-width:30rem;margin:0 auto 18px;font-size:1rem;line-height:1.55}.thumb{width:54px;height:76px;object-fit:cover;border-radius:8px;background:var(--surface-2);border:1px solid var(--border);flex:none}.thumb.lg{width:100%;height:auto;max-height:300px;object-fit:contain;background:var(--surface-2)}.avatar{width:40px;height:40px;border-radius:999px;background:var(--accent-soft);color:var(--accent-2);display:inline-flex;align-items:center;justify-content:center;font-weight:700;font-family:Sora,sans-serif;flex:none}.avatar.lg{width:66px;height:66px;font-size:1.5rem}.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:10px}.linky{color:var(--accent-2);font-weight:600}.block{display:block}.navitem{position:relative}.chat-box{display:flex;flex-direction:column;gap:6px;max-height:62vh;overflow-y:auto;padding:8px 0}.bubble{max-width:80%;padding:9px 13px;border-radius:16px;background:var(--surface);border:1px solid var(--border);align-self:flex-start;font-size:.92rem;box-shadow:var(--shadow)}.bubble.mine{align-self:flex-end;background:var(--accent);color:#fff;border-color:var(--accent)}.bubble.system{align-self:center;background:transparent;border:none;box-shadow:none;color:var(--muted);font-style:italic;font-size:.78rem}.bubble-name{font-size:.7rem;color:var(--muted);margin-bottom:2px}.chat-input{position:sticky;bottom:76px;background:var(--bg);padding-top:8px}.chat-input input{flex:1}.hero .list{text-align:left;margin-top:24px}.hero .list .card strong{color:var(--accent)}.help{border-left:3px solid var(--accent);background:var(--accent-soft);border-color:transparent}.help strong{color:var(--accent-2)}.demo-banner{background:var(--warn);color:#fff;text-align:center;padding:7px 12px;font-size:.8rem;font-weight:600}.alerts svg{width:22px;height:22px}.topbar 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