/* A remote lives in the dark next to a TV, so the panel is dark too --
   and every control is sized for a thumb, not a cursor. */

:root {
  color-scheme: dark;
  --bg: #0a0d14;
  --card: #151a25;
  --edge: #232b3b;
  --raised: #1e2634;
  --ink: #eef2f9;
  --muted: #8d98ad;
  --accent: #5b8def;
  --live: #3ddc97;
  --warn: #ff7a6b;
  --radius: 22px;
}

* { box-sizing: border-box; }

html { background: var(--bg); }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.4 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  user-select: none;
  overscroll-behavior-y: contain;
}

button {
  font: inherit;
  color: inherit;
  border: 0;
  background: none;
  cursor: pointer;
  touch-action: manipulation;
}

svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.app {
  max-width: 520px;
  margin: 0 auto;
  padding: max(12px, env(safe-area-inset-top)) max(16px, env(safe-area-inset-right))
           max(24px, env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-left));
  display: flex;
  flex-direction: column;
  gap: 14px;
}

/* --- header ---------------------------------------------------------- */
.top { display: flex; align-items: center; justify-content: space-between; padding: 6px 4px 0; }
.top h1 { margin: 0; font-size: 22px; font-weight: 650; letter-spacing: .02em; }

.icon-button {
  width: 44px; height: 44px; border-radius: 50%;
  display: grid; place-items: center;
  color: var(--muted); background: var(--card);
}
.icon-button:active { background: var(--raised); color: var(--ink); }
.icon-button.spin svg { animation: spin .7s linear; }
@keyframes spin { to { transform: rotate(360deg); } }

/* --- cards ----------------------------------------------------------- */
.card {
  background: var(--card);
  border: 1px solid var(--edge);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.card.offline { opacity: .5; }

.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-head h2 { margin: 0; font-size: 17px; font-weight: 600; }

.level { color: var(--muted); font-size: 13px; }
.level b {
  color: var(--ink);
  font-size: 26px;
  font-weight: 640;
  font-variant-numeric: tabular-nums;
}

.pill {
  font-size: 11px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--muted); background: var(--raised);
  padding: 4px 9px; border-radius: 999px;
}
.pill.on { color: var(--live); }

/* --- volume ---------------------------------------------------------- */
.volume { display: flex; align-items: center; gap: 14px; }

.step {
  flex: 0 0 auto;
  width: 78px; height: 62px;
  border-radius: 18px;
  background: var(--raised);
  font-size: 30px; font-weight: 500; line-height: 1;
  display: grid; place-items: center;
}
.step:active { background: var(--accent); transform: scale(.96); }
.step:disabled { opacity: .4; }

.meter { flex: 1; height: 8px; border-radius: 999px; background: #0c111b; overflow: hidden; }
.meter i { display: block; height: 100%; width: 0; border-radius: 999px; background: var(--accent); transition: width .12s ease-out; }

/* --- join / leave the AVR -------------------------------------------- */
.toggle {
  height: 52px; border-radius: 16px;
  background: var(--raised);
  display: flex; align-items: center; justify-content: center; gap: 10px;
  font-size: 15px; font-weight: 550;
  color: var(--muted);
}
.toggle .dot { width: 9px; height: 9px; border-radius: 50%; background: currentColor; opacity: .6; }
.toggle[aria-pressed="true"] { background: var(--accent); color: #fff; }
.toggle[aria-pressed="true"] .dot { background: #fff; opacity: 1; }
.toggle:active { transform: scale(.985); }
.toggle:disabled { opacity: .5; }
.toggle.busy { opacity: .6; }

/* --- source card ------------------------------------------------------ */
.source-button {
  display: flex; align-items: center; gap: 12px;
  width: 100%; min-height: 64px;
  padding: 10px 14px;
  border-radius: 16px;
  background: var(--raised);
  text-align: left;
}
.source-button:active { transform: scale(.985); }
.source-button .eyebrow { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted); }
.source-button .value { flex: 1; font-size: 19px; font-weight: 600; }
.source-button .chevron { color: var(--muted); }

/* --- misc ------------------------------------------------------------- */
.wide { width: 100%; height: 50px; border-radius: 16px; font-size: 15px; }
.ghost { background: transparent; border: 1px solid var(--edge); color: var(--muted); }
.ghost:active { background: var(--card); color: var(--ink); }

.foot { margin: 2px 4px 0; min-height: 18px; font-size: 12px; color: var(--muted); text-align: center; }
.foot.bad { color: var(--warn); }

/* --- input sheet ------------------------------------------------------ */
.sheet-wrap { position: fixed; inset: 0; z-index: 10; display: flex; flex-direction: column; justify-content: flex-end; }
.scrim { position: absolute; inset: 0; background: rgba(4, 6, 11, .6); backdrop-filter: blur(3px); }

.sheet {
  position: relative;
  background: var(--card);
  border: 1px solid var(--edge);
  border-radius: 28px 28px 0 0;
  padding: 10px 16px calc(16px + env(safe-area-inset-bottom));
  max-height: 82vh;
  display: flex; flex-direction: column; gap: 12px;
  animation: rise .22s cubic-bezier(.22, .68, .3, 1);
}
@keyframes rise { from { transform: translateY(14%); opacity: .4; } }

.grabber { width: 38px; height: 4px; border-radius: 999px; background: var(--edge); margin: 2px auto 4px; }
.sheet h3 { margin: 0 4px; font-size: 14px; font-weight: 600; color: var(--muted); }

.options { display: flex; flex-direction: column; gap: 8px; overflow-y: auto; -webkit-overflow-scrolling: touch; }
.option {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  min-height: 58px; padding: 0 16px;
  border-radius: 16px; background: var(--raised);
  font-size: 17px; text-align: left;
}
.option:active { transform: scale(.985); }
.option[aria-current="true"] { background: var(--accent); color: #fff; }
.option .code { font-size: 12px; color: var(--muted); }
.option[aria-current="true"] .code { color: rgba(255, 255, 255, .8); }

/* --- toast ------------------------------------------------------------ */
.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: calc(22px + env(safe-area-inset-bottom));
  z-index: 20; max-width: 90vw;
  padding: 12px 16px; border-radius: 14px;
  background: #2b1f24; border: 1px solid #52303a; color: #ffd9d4;
  font-size: 14px; box-shadow: 0 10px 30px rgba(0, 0, 0, .45);
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}