:root{
  --font: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  --accent: #22c55e;
  --accent2: #0ea5e9;
  --danger: #ef4444;
  --success: #22c55e;
  --text: #e5e7eb;
  --muted: rgba(229,231,235,.72);
  --card: rgba(17,24,39,.62);
  --cardBorder: rgba(255,255,255,.12);
  --shadow: 0 18px 60px rgba(0,0,0,.35);
  --overlay: rgba(0,0,0,.45);
  --ringTrack: rgba(255,255,255,.12);
  --glow: 0 0 18px rgba(34,197,94,.35);
  --radius: 24px;
}
*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;font-family:var(--font);color:var(--text);background:radial-gradient(1200px 700px at 20% 10%, rgba(14,165,233,.35), transparent 55%),radial-gradient(900px 600px at 80% 70%, rgba(34,197,94,.25), transparent 60%),#0b1220;overflow-x:hidden;}
.bg-video{position:fixed;inset:0;width:100%;height:100%;object-fit:cover;z-index:-3;display:none;}
.bg-overlay{position:fixed;inset:0;background:var(--overlay);z-index:-2;}
.app{max-width:980px;margin:0 auto;padding:22px;display:flex;flex-direction:column;gap:18px;min-height:100vh;}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px;background:var(--card);border:1px solid var(--cardBorder);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(10px);}
.brand{display:flex;align-items:center;gap:14px;}
.logo{width:42px;height:42px;border-radius:14px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);}
h1{font-size:18px;margin:0;letter-spacing:.2px;}
.subtitle{margin:3px 0 0;font-size:12px;color:var(--muted);}
.wake-control{display:flex;align-items:center;gap:14px;}
.status{display:flex;align-items:center;gap:8px;font-weight:600;}
.dot{width:10px;height:10px;border-radius:50%;background:var(--danger);box-shadow:0 0 14px rgba(239,68,68,.55);}
.switch{position:relative;display:inline-block;width:56px;height:32px;}
.switch input{opacity:0;width:0;height:0;}
.slider{position:absolute;cursor:pointer;inset:0;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.18);transition:.22s;border-radius:999px;}
.slider:before{position:absolute;content:"";height:24px;width:24px;left:4px;top:3px;background:rgba(255,255,255,.92);transition:.22s;border-radius:50%;}
.switch input:checked + .slider{background:rgba(34,197,94,.25);border-color:rgba(34,197,94,.45);box-shadow:var(--glow);}
.switch input:checked + .slider:before{transform:translateX(24px);}
.clock-card{position:relative;padding:22px;background:var(--card);border:1px solid var(--cardBorder);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(10px);display:grid;place-items:center;gap:10px;}
.ring-wrap{position:relative;width:320px;height:320px;display:grid;place-items:center;}
.ring{transform:rotate(-90deg);}
.ring-track{fill:none;stroke:var(--ringTrack);stroke-width:16;}
.ring-progress{fill:none;stroke:var(--danger);stroke-width:16;stroke-linecap:round;filter:url(#softGlow);transition:stroke .25s ease;}
.time-wrap{position:absolute;display:flex;flex-direction:column;align-items:center;gap:6px;}
.time{font-size:56px;font-weight:800;letter-spacing:1px;text-shadow:0 10px 40px rgba(0,0,0,.45);}
.ms{font-size:18px;font-weight:700;color:var(--muted);margin-top:-14px;}
.date{font-size:13px;color:var(--muted);}
.quick-toggles{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-top:4px;}
.chip{display:flex;align-items:center;gap:8px;padding:10px 12px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);cursor:pointer;user-select:none;}
.chip input{accent-color:var(--accent2);}
.panel{padding:18px;background:var(--card);border:1px solid var(--cardBorder);border-radius:var(--radius);box-shadow:var(--shadow);backdrop-filter:blur(10px);}
.panel-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;}
.field label{display:block;font-weight:700;margin-bottom:8px;}
.field select{width:100%;padding:10px 12px;border-radius:14px;border:1px solid rgba(255,255,255,.16);background:rgba(0,0,0,.18);color:var(--text);outline:none;}
.field select:focus{border-color:rgba(14,165,233,.6);box-shadow:0 0 0 4px rgba(14,165,233,.18);}
.field small{display:block;margin-top:6px;color:var(--muted);}
.btn{padding:10px 12px;border-radius:14px;border:1px solid rgba(255,255,255,.18);background:rgba(255,255,255,.08);color:var(--text);font-weight:700;cursor:pointer;}
.btn:hover{background:rgba(255,255,255,.12);}
.note{margin:4px 0 0;font-size:12px;color:var(--muted);text-align:center;min-height:18px;}
.tips{font-size:12px;color:var(--muted);display:flex;flex-direction:column;gap:6px;}
.footer{margin-top:auto;padding:10px 6px;text-align:center;color:rgba(229,231,235,.55);font-size:12px;}
@media (max-width:720px){.topbar{flex-direction:column;align-items:flex-start}.wake-control{width:100%;justify-content:space-between}.ring-wrap{transform:scale(.92)}.time{font-size:48px}.panel-grid{grid-template-columns:1fr}}