:root{--bg:#071a24;--bg-deep:#04121a;--surface:#0d2836;--surface-2:#123444;--border:#1f4a5e;--text:#e3f2f7;--muted:#8fb3c1;--accent:#ff8a3d;--accent-text:#1a0b00;--ok:#4fd1a5;--danger:#ff6b6b;--radius:10px;color:var(--text);background:var(--bg);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}@media (prefers-color-scheme:light){:root{--bg:#eef7fa;--bg-deep:#dceef4;--surface:#fff;--surface-2:#f2f9fb;--border:#c5dfe8;--text:#0b2a36;--muted:#4f7482;--accent:#e86a17;--accent-text:#fff;--ok:#13895f;--danger:#c73434}}*{box-sizing:border-box}body{background:radial-gradient(ellipse at top, var(--surface-2), var(--bg) 55%, var(--bg-deep));background-attachment:fixed;min-height:100vh;margin:0}h1,h2{margin:0 0 .4rem}h2{font-size:1.15rem}p{margin:.25rem 0 .75rem}.center{place-items:center;min-height:100vh;padding:16px;display:grid}.page{gap:16px;max-width:760px;margin:0 auto;padding:24px 16px;display:grid}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.auth{width:100%;max-width:380px}.brand{letter-spacing:.01em;font-weight:700}h1.brand{font-size:1.8rem}.muted{color:var(--muted)}.small{font-size:.85rem}.mono{font-family:ui-monospace,Cascadia Code,Consolas,monospace}.big{letter-spacing:.06em;font-size:1.4rem}.right{text-align:right}.spacer{flex:1}.topbar{border-bottom:1px solid var(--border);background:var(--surface);align-items:center;gap:12px;padding:12px 16px;display:flex}.badge{background:var(--surface-2);border:1px solid var(--border);color:var(--accent);border-radius:999px;margin-left:6px;padding:1px 6px;font-size:.75rem}.stack{gap:12px;display:grid}.row{gap:8px;margin-bottom:8px;display:flex}.row input{flex:1;min-width:0}label{gap:4px;font-size:.9rem;display:grid}input{font:inherit;color:var(--text);background:var(--bg-deep);border:1px solid var(--border);border-radius:8px;padding:9px 11px}input:focus-visible,button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}button{font:inherit;cursor:pointer;color:var(--text);background:var(--surface-2);border:1px solid var(--border);border-radius:8px;padding:8px 14px}button:disabled{opacity:.6;cursor:default}button.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-text);font-weight:600}button.link{color:var(--accent);background:0 0;border:none;padding:0}.tabs{grid-template-columns:1fr 1fr;gap:4px;margin:12px 0 16px;display:grid}.tabs button[aria-selected=true]{border-color:var(--accent);color:var(--accent)}.error{color:var(--danger);margin:0;font-size:.9rem}.fresh{border:1px dashed var(--accent);border-radius:var(--radius);background:var(--bg-deep);margin:12px 0;padding:14px}.codes{border-collapse:collapse;width:100%;margin-top:12px;font-size:.92rem}.codes th{text-align:left;color:var(--muted);border-bottom:1px solid var(--border);padding:6px 4px;font-weight:500}.codes td{border-bottom:1px solid var(--border);padding:8px 4px}.status.active{color:var(--ok)}.status.used{color:var(--text)}.status.dead{color:var(--muted)}@media (width<=520px){.row{flex-direction:column}}h3{text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 6px;font-size:.8rem;font-weight:600}.card-head{justify-content:space-between;align-items:baseline;gap:8px;display:flex}.ok{color:var(--ok);margin:0;font-size:.9rem}.group{margin-top:16px}.people{margin:0;padding:0;list-style:none}.people li{border-bottom:1px solid var(--border);align-items:center;gap:10px;padding:8px 0;display:flex}.people li:last-child{border-bottom:none}.person{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.actions{align-items:center;gap:8px;display:flex}.small-btn{padding:4px 10px;font-size:.85rem}button.link.danger{color:var(--danger)}.dot{background:var(--border);border-radius:50%;flex:none;width:9px;height:9px}.dot.on{background:var(--ok);box-shadow:0 0 6px var(--ok)}.menu{position:relative}.menu summary{cursor:pointer;color:var(--muted);border-radius:6px;padding:2px 8px;list-style:none}.menu summary::-webkit-details-marker{display:none}.menu[open] summary{background:var(--surface-2)}.menu-items{z-index:5;white-space:nowrap;background:var(--surface);border:1px solid var(--border);border-radius:8px;gap:8px;padding:10px 14px;display:grid;position:absolute;top:calc(100% + 4px);right:0}.blocked summary{cursor:pointer}.toasts{z-index:10;gap:8px;max-width:min(360px,100vw - 32px);display:grid;position:fixed;bottom:16px;right:16px}.toast{background:var(--surface);border:1px solid var(--accent);border-radius:var(--radius);padding:10px 14px;box-shadow:0 6px 24px #00000059}@media (width<=520px){.people li{flex-wrap:wrap}}a{color:var(--accent)}a.plain{color:inherit;text-decoration:none}.dot.starting{background:var(--accent);animation:1.2s ease-in-out infinite pulse}@keyframes pulse{50%{opacity:.35}}@media (prefers-reduced-motion:reduce){.dot.starting,.bubbles{animation:none}}select{font:inherit;color:var(--text);background:var(--bg-deep);border:1px solid var(--border);border-radius:8px;padding:8px}.danger-btn{border-color:var(--danger);width:100%;color:var(--danger);background:0 0;font-weight:600}.toast{justify-content:space-between;align-items:center;gap:12px;display:flex}.tank-layout{box-sizing:border-box;grid-template-columns:minmax(0,1fr) 320px;gap:16px;height:calc(100vh - 58px);padding:16px;display:grid}.tank-stage{border-radius:var(--radius);border:1px solid var(--border);background:#000;min-height:0;display:grid;overflow:hidden}.tank-frame{border:0;width:100%;height:100%;display:block}.tank-filling{text-align:center;color:var(--text);background:var(--bg-deep);place-content:center;padding:24px;display:grid}.bubbles{font-size:2.5rem;animation:2s ease-in-out infinite rise}@keyframes rise{50%{transform:translateY(-10px)}}.tank-side{align-content:start;gap:16px;min-height:0;display:grid;overflow-y:auto}.tank-side .card{padding:16px}@media (width<=900px){.tank-layout{grid-template-columns:1fr;height:auto}.tank-stage{aspect-ratio:16/9}.tank-side{overflow:visible}}