:root {
  --bg: #0f1220;
  --card: #171a2b;
  --text: #e6e9f0;
  --muted: #8b92a6;
  --accent: #7aa2f7;
  --accent-2: #9ece6a;
  --danger: #f7768e;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font: 14px/1.4 -apple-system, BlinkMacSystemFont, Segoe UI, Roboto, Ubuntu, "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji";
}
.container { max-width: 980px; margin: 24px auto; padding: 0 16px; }
h1 { margin: 0 0 16px; font-size: 24px; }
h2 { margin: 0 0 8px; font-size: 18px; }

.grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 880px) { .grid { grid-template-columns: 1fr 1fr; } }

.card { background: var(--card); border-radius: 10px; padding: 16px; border: 1px solid rgba(255,255,255,0.06); }

label { display: block; margin: 8px 0; color: var(--muted); }
input { width: 100%; padding: 10px 12px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.1); background: transparent; color: var(--text); }

.row { display: flex; gap: 8px; align-items: center; margin-top: 10px; flex-wrap: wrap; }
.status { color: var(--muted); font-size: 12px; margin-right: 12px; }

button {
  padding: 10px 14px; border-radius: 8px; border: 1px solid rgba(255,255,255,0.15);
  background: rgba(122,162,247,0.1); color: var(--text); cursor: pointer;
}
button:hover { border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

.danger { border-color: rgba(247,118,142,0.4); background: rgba(247,118,142,0.08); }
.danger:hover { border-color: var(--danger); }

pre#log { height: 220px; overflow: auto; background: #0b0e1a; border-radius: 8px; padding: 12px; border: 1px solid rgba(255,255,255,0.06); }

.timer { font-weight: 600; color: var(--accent-2); }

/* Incoming call modal */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  display: none; align-items: center; justify-content: center; z-index: 1000;
}
.modal { background: var(--card); border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; padding: 16px; width: 92%; max-width: 420px; }
.modal h3 { margin: 0 0 8px; }
.modal p { margin: 0 0 12px; color: var(--muted); }
.modal .actions { justify-content: flex-end; }