/* Overheard — tangen.ca dark theme */

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #0a0a0b;
  --surface: #111113;
  --border: #1e1e22;
  --border-hover: #2a2a30;
  --text-primary: #ededef;
  --text-secondary: #8b8b8e;
  --text-tertiary: #5c5c60;
  --accent: #8b5cf6;
  color-scheme: dark;
}

html, body { height: 100%; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text-primary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.back {
  position: absolute;
  top: 24px;
  left: 24px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 12px;
  color: var(--text-tertiary);
  text-decoration: none;
  transition: color 0.2s;
}

.back:hover { color: var(--accent); }

/* ----- Landing ----- */

.landing {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.landing-inner {
  width: 100%;
  max-width: 420px;
  text-align: center;
  animation: fadeInUp 0.5s ease-out;
}

.landing h1 {
  font-size: clamp(32px, 6vw, 44px);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.tagline {
  font-size: 15px;
  color: var(--text-secondary);
  margin-bottom: 32px;
}

#channel-input {
  width: 100%;
  padding: 14px 18px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 15px;
  color: var(--text-primary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  outline: none;
  transition: border-color 0.2s;
}

#channel-input:focus { border-color: var(--border-hover); }
#channel-input::placeholder { color: var(--text-tertiary); }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 14px 0 28px;
}

.chip {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.chip:hover { border-color: var(--border-hover); color: var(--text-primary); }

.listen-btn {
  font-family: 'Inter', sans-serif;
  font-size: 15px;
  font-weight: 600;
  color: #0a0a0b;
  background: var(--text-primary);
  border: none;
  border-radius: 10px;
  padding: 14px 36px;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}

.listen-btn:hover { opacity: 0.88; transform: translateY(-1px); }

.landing-error {
  margin-top: 16px;
  font-size: 13px;
  color: #d98f8f;
}

/* ----- Listening room ----- */

.room {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 24px clamp(20px, 6vw, 64px);
}

.room-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.room-title {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.leave-btn {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 12px;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 16px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.leave-btn:hover { border-color: var(--border-hover); color: var(--text-primary); }

.stage {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  max-width: 720px;
  width: 100%;
  margin: 0 auto;
  padding: 40px 0;
}

.speaker {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 13px;
}

.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.current-line {
  font-family: Georgia, 'Times New Roman', serif;
  font-size: clamp(22px, 3.4vw, 28px);
  font-weight: 400;
  line-height: 1.5;
  color: var(--text-primary);
  min-height: 2.4em;
}

.current-line.fade-in { animation: lineIn 0.6s ease-out; }

.current-line .waiting {
  color: var(--text-tertiary);
  font-style: italic;
}

.history {
  list-style: none;
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.history li {
  font-size: 14px;
  color: var(--text-secondary);
}

.history li:nth-child(1) { opacity: 0.7; }
.history li:nth-child(2) { opacity: 0.45; }
.history li:nth-child(3) { opacity: 0.25; }

.history .h-user { font-family: 'JetBrains Mono', monospace; font-size: 12px; margin-right: 8px; }

.footnote {
  text-align: center;
  font-size: 12px;
  color: var(--text-tertiary);
  font-style: italic;
  padding-bottom: 10px;
}

/* ----- Bottom controls ----- */

.controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 4vw, 40px);
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  max-width: 560px;
  width: 100%;
  margin: 0 auto;
}

.slider-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-tertiary);
}

.controls input[type="range"] {
  width: clamp(80px, 14vw, 140px);
  accent-color: var(--accent);
}

.mute-btn {
  font-family: 'JetBrains Mono', 'SF Mono', monospace;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 14px;
  cursor: pointer;
  transition: border-color 0.2s, color 0.2s;
}

.mute-btn:hover { border-color: var(--border-hover); }

.mute-btn[aria-pressed="true"] {
  color: var(--accent);
  border-color: var(--accent);
}

/* ----- Still listening overlay ----- */

.still-there {
  position: fixed;
  inset: 0;
  background: rgba(10, 10, 11, 0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

.still-there-card {
  text-align: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px 56px;
}

.still-there-card p {
  font-size: 18px;
  margin-bottom: 20px;
  color: var(--text-primary);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes lineIn {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 560px) {
  .controls { flex-wrap: wrap; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}