:root {
  --bg0: #1a1512;
  --bg1: #2c211c;
  --ink: #f3ebe3;
  --muted: #b7a79a;
  --accent: #c45c26;
  --accent-ink: #fff8f2;
  --line: rgba(243, 235, 227, 0.14);
  --safe-t: env(safe-area-inset-top, 0px);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-l: env(safe-area-inset-left, 0px);
  --safe-r: env(safe-area-inset-right, 0px);
  --font-display: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --font-body: "Avenir Next", "Segoe UI", "Helvetica Neue", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  height: 100%;
  color: var(--ink);
  font-family: var(--font-body);
  background: #0d0b0a;
  overflow: hidden;
}

.stage {
  height: 100dvh;
  height: 100svh;
  display: grid;
  grid-template-rows: auto 1fr auto auto;
  gap: 0.65rem;
  padding:
    max(0.65rem, var(--safe-t))
    max(0.85rem, var(--safe-r))
    max(0.85rem, var(--safe-b))
    max(0.85rem, var(--safe-l));
  max-width: 42rem;
  margin: 0 auto;
  background:
    radial-gradient(120% 80% at 50% -10%, #4a3228 0%, transparent 55%),
    linear-gradient(165deg, var(--bg1), var(--bg0));
}

.brand {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 5.5vw, 1.85rem);
  letter-spacing: 0.01em;
  line-height: 1.1;
}

.lede {
  margin: 0.15rem 0 0;
  color: var(--muted);
  font-size: 0.85rem;
  line-height: 1.3;
}

.videos {
  position: relative;
  min-height: 0;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #000;
  /* Portrait phone: prefer tall stage; landscape stream letterboxed inside */
  aspect-ratio: auto;
}

#remoteVideo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  background: #000;
  display: block;
}

.actions {
  display: flex;
  gap: 0.65rem;
}

button {
  flex: 1;
  appearance: none;
  border: 0;
  padding: 0.9rem 0.85rem;
  font: inherit;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  background: var(--accent);
  color: var(--accent-ink);
  -webkit-tap-highlight-color: transparent;
}

button:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

#hangupBtn {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.actions.secondary {
  margin-top: -0.15rem;
}

#ringBtn {
  background: transparent;
  color: var(--ink);
  border: 1px dashed var(--line);
  font-weight: 500;
}

#micBtn {
  background: var(--accent);
  color: var(--accent-ink);
}

#micBtn[hidden] {
  display: none;
}

.status {
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
}

@media (orientation: landscape) and (max-height: 500px) {
  .stage {
    grid-template-columns: 1fr minmax(10rem, 14rem);
    grid-template-rows: 1fr auto;
    gap: 0.5rem;
  }

  .brand,
  .lede {
    display: none;
  }

  .videos {
    grid-row: 1 / span 2;
  }

  .actions,
  .status {
    grid-column: 2;
  }
}