/* ===== LIGHT & CLEAN THEME ===== */
:root{
  --bg:#f7f8fb; --card:#ffffff; --text:#111827; --muted:#6b7280; --border:#e5e7eb;
  --shadow:0 8px 24px rgba(17,24,39,.06);
  --chip:#f1f5f9; --chip-text:#111827; --chip-outline:#e5e7eb;
  --chip-active-bg:#e8eeff; --chip-active-outline:#6b8cff;
  --btn:#f3f4f6; --btn-text:#111827; --btn-primary:#3b82f6; --btn-primary-text:#ffffff;
  --range-track:#e5e7eb; --range-fill:#3b82f6;
}
@media (prefers-color-scheme: dark){
  :root{
    --bg:#0f1115; --card:#141925; --text:#e8ecf1; --muted:#9aa3b2; --border:#1e2533;
    --shadow:0 10px 30px rgba(0,0,0,.35);
    --chip:#1a2231; --chip-text:#e8ecf1; --chip-outline:#263044;
    --chip-active-bg:#202c46; --chip-active-outline:#7aa2f7;
    --btn:#1f2736; --btn-text:#e8ecf1; --btn-primary:#7aa2f7; --btn-primary-text:#0b1020;
    --range-track:#2a3449; --range-fill:#7aa2f7;
  }
}

*{box-sizing:border-box}
html,body{height:100%}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.6 ui-sans-serif,system-ui,-apple-system,Inter,Segoe UI,Roboto,Arial,sans-serif}

.wrap{max-width:960px;margin:0 auto;padding:28px 16px 40px}
.topbar{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:16px}
.brand{margin:0;font-size:22px;font-weight:800;letter-spacing:.2px}
.subtitle{color:var(--muted);font-weight:600}

.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:var(--shadow)}

/* Stations — centered */
.stations{display:flex;flex-wrap:wrap;gap:10px;margin:6px 0 10px}
.stations--center{justify-content:center}
.chip{
  appearance:none;border:1px solid var(--chip-outline);background:var(--chip);color:var(--chip-text);
  border-radius:999px;padding:8px 12px;cursor:pointer;font-weight:600;letter-spacing:.1px;
  transition:background .18s ease,border-color .18s ease,transform .06s ease;
}
.chip:hover{transform:translateY(-1px)}
.chip--active{background:var(--chip-active-bg);border-color:var(--chip-active-outline)}

/* Now Playing */
.nowtitle{
  text-align:center;margin:8px 0 10px;
  font-weight:700; letter-spacing:.2px;
  min-height:1.3em; color:var(--text);
  opacity:.95; transition:opacity .25s ease;
}

/* Cover */
.cover{display:flex;justify-content:center;align-items:center;margin:4px 0 12px}
.cover img{
  width:240px;height:240px;object-fit:cover;border-radius:14px;
  border:1px solid var(--border);box-shadow:var(--shadow);
  opacity:0; transition:opacity .25s ease;
}
.cover img.ready{opacity:1}

/* Single action button */
.controls{display:flex;margin:6px 0 14px}
.controls--center{justify-content:center}
.btn{
  appearance:none;border:1px solid var(--border);background:var(--btn);color:var(--btn-text);
  padding:12px 18px;border-radius:12px;cursor:pointer;font-weight:800;
  transition:filter .15s ease,transform .06s ease,border-color .2s ease
}
.btn:hover{filter:brightness(1.02);transform:translateY(-1px)}
.btn-primary{background:var(--btn-primary);border-color:transparent;color:var(--btn-primary-text)}

/* Volume */
.volume{display:flex;align-items:center;gap:12px;color:var(--muted);font-weight:700;margin-top:6px}
.volume input{width:320px;accent-color:var(--range-fill)}
input[type="range"]{-webkit-appearance:none;height:6px;background:var(--range-track);border-radius:999px;outline:none}
input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--range-fill);border:none;box-shadow:0 2px 6px rgba(0,0,0,.2);cursor:pointer}
input[type="range"]::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:var(--range-fill);border:none;box-shadow:0 2px 6px rgba(0,0,0,.2);cursor:pointer}

.status{margin-top:10px;color:var(--muted);font-weight:600}
.foot{text-align:center;color:var(--muted);margin:22px 0 0;font-size:12px}

@media (max-width:520px){
  .wrap{padding:20px 12px 28px}
  .card{padding:14px}
  .volume input{width:100%}
}