:root{--bg:#0b0d12;--surface:#151922;--surface-2:#1d2330;--border:#2a3140;--text:#e8ecf3;--text-dim:#9aa4b6;--primary:#ff5a3c;--primary-dim:#c43e26;--accent:#ffb43c;--green:#2ecc71;--red:#ff4d4d;--radius:14px;--maxw:880px}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{max-width:var(--maxw);margin:0 auto;padding:16px}.topbar{position:-webkit-sticky;position:sticky;top:0;z-index:30;background:rgba(11,13,18,.85);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}.topbar-inner{max-width:var(--maxw);margin:0 auto;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}.brand{font-weight:800;letter-spacing:-.02em;font-size:18px}.brand .dot{color:var(--primary)}.nav{display:flex;gap:8px;align-items:center}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card+.card{margin-top:12px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 16px;border-radius:10px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;font-weight:600;transition:transform .05s ease,background .15s ease,opacity .15s ease}.btn:hover{background:#232a3a}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dim)}.btn-ghost{background:transparent}.btn-sm{padding:7px 12px;font-size:14px}.btn-block{width:100%}.field{margin-bottom:12px}.label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:6px}.input,.select,.textarea{width:100%;padding:11px 12px;border-radius:10px;border:1px solid var(--border);background:var(--bg);color:var(--text);outline:none}.input:focus,.select:focus,.textarea:focus{border-color:var(--primary)}.textarea{min-height:84px;resize:vertical}.row{display:flex;gap:10px}.row>*{flex:1 1}.muted{color:var(--text-dim)}.small{font-size:13px}.center{text-align:center}.stack{flex-direction:column}.between,.stack{display:flex;gap:10px}.between{align-items:center;justify-content:space-between}.tag{display:inline-block;padding:3px 9px;border-radius:999px;font-size:12px;font-weight:600;background:var(--surface-2);border:1px solid var(--border);color:var(--text-dim)}.tag-reward{background:rgba(255,180,60,.12);border-color:rgba(255,180,60,.4);color:var(--accent)}.heat{height:8px;border-radius:999px;background:var(--surface-2);overflow:hidden}.heat-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--primary));transition:width .4s ease}.presence{display:inline-flex;align-items:center;gap:6px;font-weight:700}.flame{filter:saturate(1.3)}.banner{border-radius:10px;padding:10px 12px;font-size:14px;border:1px solid}.banner-ok{background:rgba(46,204,113,.1);border-color:rgba(46,204,113,.4);color:#aef0cf}.banner-err{background:rgba(255,77,77,.1);border-color:rgba(255,77,77,.4);color:#ffc4c4}.banner-info{background:rgba(255,180,60,.1);border-color:rgba(255,180,60,.35);color:#ffe2b0}.code-pill{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:22px;letter-spacing:4px;font-weight:800;background:var(--bg);border:1px dashed var(--accent);border-radius:10px;padding:12px;text-align:center;color:var(--accent)}.grid{display:grid;grid-gap:12px;gap:12px}@media (min-width:640px){.grid-2{grid-template-columns:1fr 1fr}}.hero{padding:28px 0 8px}.hero h1{font-size:28px;line-height:1.15;letter-spacing:-.02em;margin:0 0 8px}@media (min-width:640px){.hero h1{font-size:38px}}.spinner{width:18px;height:18px;border:2px solid rgba(255,255,255,.25);border-top-color:#fff;border-radius:50%;animation:spin .7s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(1turn)}}