:root {
  color-scheme: dark;
  --bg: #0b0d10;
  --panel: #14181d;
  --text: #e8eaed;
  --muted: #8a9099;
  --accent: #3ddc84;
  --danger: #e5484d;
  --border: #262b31;
}

* {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app {
  width: 100%;
  max-width: 360px;
  padding: 32px 24px;
  text-align: center;
}

h1 {
  font-size: 20px;
  font-weight: 600;
  margin: 0 0 32px;
  color: var(--muted);
  letter-spacing: 0.02em;
}

.screen[hidden] {
  display: none;
}

.screen {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: stretch;
}

label {
  font-size: 13px;
  color: var(--muted);
  text-align: left;
}

input[type="password"] {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 14px 16px;
  border-radius: 10px;
  font-size: 16px;
}

input[type="password"]:focus {
  outline: none;
  border-color: var(--accent);
}

button {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 16px;
  border-radius: 10px;
  border: none;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  background: var(--accent);
  color: #06120b;
}

.mute-slash-hidden {
  display: none;
}

button:disabled {
  opacity: 0.5;
  cursor: default;
}

button.danger {
  background: var(--danger);
  color: #fff;
}

#leave-btn {
  background: var(--panel);
  color: var(--text);
  border: 1px solid var(--border);
}

.status {
  font-size: 15px;
  color: var(--muted);
  margin: 0;
}

.timer {
  font-variant-numeric: tabular-nums;
  font-size: 32px;
  font-weight: 600;
  margin: 0 0 8px;
}

.error {
  min-height: 18px;
  font-size: 13px;
  color: var(--danger);
  margin: 0;
}