:root { color-scheme: dark; }
* { box-sizing: border-box; }
[data-theme="dark"] body,
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background:
    radial-gradient(1200px 800px at 15% -10%, rgba(99,102,241,.25), transparent 60%),
    radial-gradient(1200px 800px at 110% 10%, rgba(168,85,247,.22), transparent 60%),
    linear-gradient(180deg, #0b1020 0%, #0f1530 100%);
  min-height: 100vh;
  color: #e7e7ee;
}

/* Light Theme */
[data-theme="light"] body {
  background:
    radial-gradient(1200px 800px at 15% -10%, rgba(59,130,246,.18), transparent 60%),
    radial-gradient(1200px 800px at 110% 10%, rgba(99,102,241,.16), transparent 60%),
    linear-gradient(180deg, #f5f7fb 0%, #eef2f7 100%);
  color: #0f172a;
}
[data-theme="light"] .controls.glass,
[data-theme="light"] .tabs.glass,
[data-theme="light"] .select-trigger,
[data-theme="light"] .control input,
[data-theme="light"] .control select,
[data-theme="light"] .sound {
  background: linear-gradient(180deg, rgba(255,255,255,.9), rgba(255,255,255,.7));
  color: #0f172a;
  border-color: rgba(0,0,0,.08);
  box-shadow: 0 8px 24px rgba(15,23,42,.08), inset 0 1px 0 rgba(255,255,255,1);
}
[data-theme="light"] .select-menu { background: #ffffff; color: #0f172a; }
[data-theme="light"] .select-item:hover { background: rgba(15,23,42,.06); }
[data-theme="light"] .tab { color: #0f172a; border-color: rgba(0,0,0,.1); background: rgba(255,255,255,.95); }
[data-theme="light"] .tab:hover { background: rgba(15,23,42,.06); }
[data-theme="light"] .tab.active { background: linear-gradient(135deg, rgba(59,130,246,.25), rgba(99,102,241,.25)); }
[data-theme="light"] .badge { background: rgba(15,23,42,.06); border-color: rgba(15,23,42,.1); color: #0f172a; }

/* Rainbow Chaos Theme */
[data-theme="rainbow"] body {
  background:
    radial-gradient(1200px 800px at 0% 0%, rgba(255,99,132,.35), transparent 60%),
    radial-gradient(1200px 800px at 100% 0%, rgba(54,162,235,.35), transparent 60%),
    radial-gradient(1200px 800px at 0% 100%, rgba(255,206,86,.35), transparent 60%),
    radial-gradient(1200px 800px at 100% 100%, rgba(75,192,192,.35), transparent 60%),
    linear-gradient(180deg, #101018 0%, #121226 100%);
}
[data-theme="rainbow"] .controls.glass,
[data-theme="rainbow"] .tabs.glass,
[data-theme="rainbow"] .select-trigger,
[data-theme="rainbow"] .control input,
[data-theme="rainbow"] .control select,
[data-theme="rainbow"] .sound {
  /* Abgerundete Rainbow-Rahmen wie Buttons */
  border-radius: 14px;
  border: 1px solid transparent;
  background:
    linear-gradient(135deg, rgba(255,255,255,.16), rgba(255,255,255,.08)) padding-box,
    linear-gradient(90deg, #ff6384, #36a2eb, #ffce56, #4bc0c0, #9966ff) border-box;
  background-clip: padding-box, border-box;
}
[data-theme="rainbow"] .sound,
[data-theme="rainbow"] .select-trigger,
[data-theme="rainbow"] .control input,
[data-theme="rainbow"] .control select { border-radius: 14px; }
[data-theme="rainbow"] .tab { border-radius: 999px; }
[data-theme="rainbow"] .tab.active { background: linear-gradient(90deg, #ff6384AA, #36a2ebAA, #ffce56AA, #4bc0c0AA, #9966ffAA); }
[data-theme="rainbow"] .tabs.glass { border: none; background: transparent; box-shadow: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 28px; }
header { display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
header h1 { margin: 0; font-weight: 800; letter-spacing: .3px; }
header p { opacity: .8; }
.badge { align-self: flex-start; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.18); padding: 6px 10px; border-radius: 999px; font-size: 13px; }

.controls { display: grid; grid-template-columns: 1fr minmax(240px, 300px) 220px 180px; gap: 12px; align-items: center; margin-bottom: 18px; }
.controls.glass {
  backdrop-filter: saturate(140%) blur(20px);
  background: linear-gradient(135deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
  border: 1px solid rgba(255,255,255,.28);
  border-right-color: rgba(255,255,255,.18);
  border-bottom-color: rgba(255,255,255,.18);
  padding: 14px;
  border-radius: 18px;
  box-shadow: 0 20px 40px rgba(0,0,0,.35), inset 0 1px 0 rgba(255,255,255,.25);
}
.control input, .control select {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.25);
  background: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
  color: #fff;
  backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2);
}
.control select option { background-color: #0f1530; color: #e7e7ee; }
.control select optgroup { background-color: #0f1530; color: #c8c8d8; }

/* Custom Select */
.custom-select { position: relative; }
.select-trigger {
  width: 100%;
  text-align: left;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.32);
  background: linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,.12));
  color: #e7e7ee;
  backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2);
}
.select-trigger .chev { float: right; opacity: .8; }
.select-menu {
  position: absolute; inset: auto 0  auto 0; top: calc(100% + 6px);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.28);
  background: #0f1530;
  box-shadow: 0 24px 48px rgba(0,0,0,.5);
  max-height: 280px; overflow-y: auto;
  z-index: 20;
}
.select-item {
  width: 100%; text-align: left; padding: 10px 12px; color: #e7e7ee;
  background: transparent; border: 0;
}
.select-item:hover { background: rgba(255,255,255,.08); color: #fff; }
.select-item.active { background: rgba(255,255,255,.14); color: #fff; }

/* Theme Select */
.control.theme select {
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.32);
  background: linear-gradient(180deg, rgba(255,255,255,.22), rgba(255,255,255,.12));
  color: #e7e7ee;
  backdrop-filter: blur(18px);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.2);
}
.control.theme select option { background: #0f1530; color: #e7e7ee; }
.control input::placeholder { color: #c8c8d8; }

.control.volume { display: grid; grid-template-columns: auto 1fr; gap: 10px; align-items: center; }
.control.volume label { font-weight: 700; opacity: .9; }
.control.volume input[type="range"] { accent-color: #60a5fa; }

.error { background: rgba(255, 99, 99, .12); color: #ffd1d1; border: 1px solid rgba(255, 99, 99, .3); padding: 10px 12px; border-radius: 10px; margin-bottom: 12px; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 14px; }
.sound-wrap { position: relative; }
.select-check {
  position: absolute;
  left: 8px;
  top: 8px;
  z-index: 5;
  width: 18px;
  height: 18px;
  accent-color: #60a5fa;
}
.sound {
  padding: 18px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.08);
  color: #fff;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: .2px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.sound:hover { filter: brightness(1.06); background: rgba(255,255,255,.1); }
.sound:disabled { opacity: 0.6; cursor: not-allowed; }

.fav {
  position: absolute;
  top: 8px;
  right: 10px;
  background: rgba(0,0,0,.25);
  color: #fff;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 999px;
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  cursor: pointer;
}
.fav.active { background: #eab308; color: #111; border-color: transparent; }

.hint { opacity: .7; padding: 24px 0; }

/* footer-info entfernt */

.tabs { display: flex; gap: 8px; margin-bottom: 16px; flex-wrap: wrap; }
.tab {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,.25);
  background: linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
  color: #e7e7ee;
}
.tab:hover { background: rgba(255,255,255,.12); }
.tab.active { background: linear-gradient(135deg, rgba(168,85,247,.55), rgba(59,130,246,.55)); color: #fff; border-color: transparent; }