:root{--bg1: #f4fbff;--bg2: #edfdf5;--ink: #122235;--muted: #597591;--surface: rgba(255, 255, 255, .86);--line: rgba(133, 173, 211, .38)}*{box-sizing:border-box}html,body{margin:0;min-height:100%}body{font-family:Manrope,PingFang SC,sans-serif;color:var(--ink);background:radial-gradient(circle at 8% 14%,#d1eaff,transparent 32%),radial-gradient(circle at 90% 88%,#cbf6db,transparent 35%),linear-gradient(140deg,var(--bg1),var(--bg2));padding:14px}.shell{max-width:680px;margin:0 auto;display:grid;gap:12px}.card{background:var(--surface);border:1px solid rgba(255,255,255,.78);border-radius:22px;box-shadow:0 20px 44px #2961b524;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.hero{padding:16px}.eyebrow{margin:0;font-size:11px;color:#4e78a4;letter-spacing:.1em;text-transform:uppercase}h1{margin:8px 0 6px;font-family:"Baloo 2",sans-serif;font-size:44px;line-height:.95}.hero p{margin:0;color:var(--muted)}.controls{padding:12px;display:grid;gap:10px}.row{display:grid;gap:6px}label{font-size:12px;font-weight:700;color:#4d6c89}select{border:1px solid #d0e2f4;border-radius:12px;padding:10px;font-size:14px;background:#fff}.actions{display:grid;grid-template-columns:1fr auto;gap:8px}button{border:0;border-radius:14px;padding:12px 14px;font-weight:800;cursor:pointer}button:disabled{opacity:.45;cursor:not-allowed}.start{background:linear-gradient(126deg,#1f7bf7,#1eb6ff);color:#fff;font-size:16px}.status{padding:12px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.status div{background:#ffffffe0;border:1px solid var(--line);border-radius:12px;padding:8px;display:grid;gap:4px}.status span{font-size:11px;color:var(--muted)}.status strong{font-size:20px}.cue{padding:12px}.cue p{margin:0;font-family:"Baloo 2",sans-serif;font-size:24px;color:#2a6aa2;text-align:center}.visual{padding:10px}canvas{width:100%;border-radius:14px;border:1px solid #d3e5f8;background:linear-gradient(180deg,#fefefe,#edf7ff)}@media(max-width:560px){.status,.actions{grid-template-columns:1fr}}