:root {
  --bg: #05070a;
  --panel: #0e131b;
  --panel-2: #141b26;
  --line: #223047;
  --text: #dfe8f5;
  --muted: #8ea1bd;
  --accent: #35e0a1;
  --danger: #ff4d5e;
  --warn: #ffb020;
  --radius: 14px;
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
}

* { box-sizing: border-box; }
html, body {
  margin: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.4 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior: none;
}
[hidden] { display: none !important; }

/* ---------- Controller ---------- */
#controller-root {
  display: flex;
  flex-direction: column;
  min-height: 100%;
  padding-top: var(--safe-t);
  padding-bottom: var(--safe-b);
}

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 5;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(8px);
}
.topbar__brand { display: flex; align-items: center; gap: 9px; letter-spacing: .3px; }
.dot { width: 10px; height: 10px; border-radius: 50%; background: var(--muted); box-shadow: 0 0 0 0 rgba(53,224,161,.5); }
.dot.is-live { background: var(--accent); animation: pulse 2s infinite; }
.dot.is-error { background: var(--danger); }
@keyframes pulse { 0%{box-shadow:0 0 0 0 rgba(53,224,161,.5)} 70%{box-shadow:0 0 0 8px rgba(53,224,161,0)} 100%{box-shadow:0 0 0 0 rgba(53,224,161,0)} }
.pill { font-size: 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }

.stage { flex: 1; display: flex; flex-direction: column; gap: 14px; padding: 14px; }

.preview {
  position: relative;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--line);
}
.preview canvas { width: 100%; height: 100%; display: block; }
.preview__fs { position: absolute; top: 8px; right: 8px; width: 36px; height: 36px; padding: 0; font-size: 18px; }

.tooloud-banner {
  position: absolute; inset: 0;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: clamp(28px, 9vw, 64px); letter-spacing: 2px;
  color: #fff; text-shadow: 0 0 18px var(--danger);
  background: radial-gradient(ellipse at center, rgba(255,77,94,.35), rgba(255,77,94,.12));
  animation: flash .6s steps(2, jump-none) infinite;
  pointer-events: none;
}
@keyframes flash { 50% { opacity: .35; } }

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 14px;
  display: flex; flex-direction: column; gap: 14px;
}
.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.row--primary { align-items: center; }
.row--split { justify-content: space-between; align-items: center; }
.field { display: flex; flex-direction: column; gap: 6px; flex: 1; min-width: 130px; }
.field--wide { flex-basis: 100%; }
.field > span { font-size: 12px; color: var(--muted); text-transform: uppercase; letter-spacing: .6px; }
.field > span em { color: var(--accent); font-style: normal; font-weight: 600; }

select, input[type="color"] {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 10px; font: inherit; width: 100%;
}
input[type="color"] { height: 44px; padding: 4px; }

input[type="range"] { width: 100%; accent-color: var(--accent); height: 30px; }

.primary-btn {
  background: var(--accent); color: #04120c; border: 0;
  font-weight: 700; font-size: 16px; padding: 14px 18px;
  border-radius: 12px; cursor: pointer; white-space: nowrap;
}
.primary-btn.is-live { background: var(--panel-2); color: var(--text); border: 1px solid var(--line); }
.ghost-btn {
  background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px;
  padding: 10px 12px; font: inherit; cursor: pointer;
}
.ghost-btn--danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--line)); }

.meter { flex: 1; min-width: 160px; }
.meter__bar {
  position: relative; height: 16px; border-radius: 8px; overflow: hidden;
  background: linear-gradient(90deg, #16321f, #3a3416 60%, #3a1620);
  border: 1px solid var(--line);
}
.meter__bar i {
  position: absolute; left: 0; top: 0; bottom: 0; width: 0%;
  background: linear-gradient(90deg, var(--accent), var(--warn) 70%, var(--danger));
  transition: width .06s linear;
}
.meter__thr { position: absolute; top: -2px; bottom: -2px; width: 2px; background: #fff; box-shadow: 0 0 6px #fff; }
.meter__labels { display: flex; justify-content: space-between; font-size: 11px; color: var(--muted); margin-top: 4px; }

.switch { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--muted); cursor: pointer; }
.switch input { width: 18px; height: 18px; accent-color: var(--accent); }

.advanced { border-top: 1px solid var(--line); padding-top: 6px; }
.advanced summary { cursor: pointer; color: var(--muted); font-size: 13px; padding: 6px 0; }
.advanced .row { margin-top: 10px; }

.transport-action { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; width: 100%; }
.transport-action input[type="text"] {
  flex: 1; min-width: 120px; background: var(--panel-2); color: var(--text);
  border: 1px solid var(--line); border-radius: 10px; padding: 10px; font: inherit;
  letter-spacing: 3px; text-transform: uppercase; text-align: center;
}
.transport-action input.relay-input {
  letter-spacing: 0; text-transform: none; text-align: left; flex-basis: 100%; font-size: 13px;
}
.transport-note { font-size: 12px; color: var(--muted); width: 100%; }

.appfoot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 16px calc(14px + var(--safe-b));
  border-top: 1px solid var(--line); margin-top: 4px;
}
.appfoot__trust { color: var(--muted); font-size: 12px; }
.appfoot__link { color: var(--accent); text-decoration: none; font-size: 13px; white-space: nowrap; }
.appfoot__link:hover { text-decoration: underline; }
body.is-presenting-local .appfoot { display: none; }

.toast {
  position: fixed; left: 50%; bottom: calc(18px + var(--safe-b)); transform: translateX(-50%);
  background: var(--panel-2); border: 1px solid var(--line); color: var(--text);
  padding: 10px 16px; border-radius: 999px; z-index: 50; max-width: 90vw; text-align: center;
  box-shadow: 0 6px 24px rgba(0,0,0,.4);
}

/* ---------- Display (TV) ---------- */
#display-root { position: fixed; inset: 0; background: #000; }
#display-canvas { width: 100%; height: 100%; display: block; }
.display-hint {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: radial-gradient(ellipse at center, #0a0f16, #000);
  transition: opacity .5s;
}
.display-hint.is-hidden { opacity: 0; pointer-events: none; }
.display-hint__card { text-align: center; color: var(--text); padding: 4vmin; }
.display-hint__card h1 { font-size: 4vmin; margin: 0 0 2vmin; letter-spacing: 1px; }
.display-hint__card p { color: var(--muted); font-size: 2.4vmin; margin: 0; }
.pair-code-box { margin-top: 4vmin; }
.pair-code-box__label { display: block; text-transform: uppercase; letter-spacing: 3px; color: var(--muted); font-size: 1.8vmin; }
.pair-code { display: block; font-size: 12vmin; font-weight: 800; letter-spacing: 1vmin; color: var(--accent); text-shadow: 0 0 4vmin rgba(53,224,161,.4); }
.pair-code-box__help { margin-top: 1vmin; }

/* Fullscreen local presentation: preview fills screen, controls out of the way */
body.is-presenting-local .preview {
  position: fixed; inset: 0; z-index: 40; aspect-ratio: auto; border-radius: 0; border: 0;
}
body.is-presenting-local .topbar,
body.is-presenting-local .panel { display: none; }