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

:root {
  --bg: #0f1117;
  --panel-bg: #1a1d27;
  --border: #2a2d3a;
  --text: #e1e4e8;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79b8ff;
  --danger: #f85149;
  --danger-hover: #ff6b63;
  --green: #3fb950;
  --yellow: #d29922;
  --radius: 8px;
}

html, body {
  height: 100%;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  width: 340px;
}

.login-box h1 {
  text-align: center;
  margin-bottom: 24px;
  font-size: 20px;
  letter-spacing: -0.3px;
}

.login-box form {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.login-box input {
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

.login-box input:focus {
  outline: none;
  border-color: var(--accent);
}

.login-box button {
  padding: 10px;
  border: none;
  border-radius: var(--radius);
  background: var(--accent);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.login-box button:hover {
  background: var(--accent-hover);
}

#login-error {
  color: var(--danger);
  font-size: 13px;
  text-align: center;
  min-height: 20px;
}

header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--panel-bg);
}

header h1 {
  font-size: 18px;
  letter-spacing: -0.3px;
}

#logout-btn {
  padding: 6px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  cursor: pointer;
}

#logout-btn:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

main {
  max-width: 1100px;
  margin: 24px auto;
  padding: 0 24px;
}

.panel {
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.panel h2 {
  padding: 14px 20px;
  font-size: 15px;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.empty {
  padding: 32px 20px;
  text-align: center;
  color: var(--text-muted);
}

.error-banner {
  background: var(--danger);
  color: #fff;
  padding: 10px 20px;
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.hidden {
  display: none;
}

.stream-card {
  border-bottom: 1px solid var(--border);
}

.stream-card:last-child {
  border-bottom: none;
}

.stream-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  cursor: pointer;
  user-select: none;
}

.stream-header:hover {
  background: rgba(255,255,255,0.02);
}

.stream-header-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.stream-name {
  font-weight: 600;
  font-size: 14px;
  color: var(--accent);
}

.stream-meta {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  display: inline-block;
}

.status-dot.live {
  background: var(--green);
  box-shadow: 0 0 6px var(--green);
}

.status-dot.offline {
  background: var(--border);
}

.stream-arrow {
  font-size: 12px;
  color: var(--text-muted);
  transition: transform 0.2s;
}

.stream-arrow.open {
  transform: rotate(90deg);
}

.stream-detail {
  display: none;
  padding: 0 20px 16px;
}

.stream-detail.visible {
  display: block;
}

.detail-section {
  margin-bottom: 16px;
}

.detail-section h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.relay-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 12px;
  background: var(--bg);
  border-radius: 6px;
  margin-bottom: 6px;
}

.relay-row .relay-url {
  font-size: 13px;
  font-family: monospace;
  word-break: break-all;
}

.relay-row .relay-status {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
}

.relay-status .status-tag {
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 11px;
  font-weight: 500;
}

.status-tag.running {
  background: rgba(63, 185, 80, 0.15);
  color: var(--green);
}

.status-tag.starting {
  background: rgba(210, 153, 34, 0.15);
  color: var(--yellow);
}

.status-tag.error,
.status-tag.stopped,
.status-tag.stopping {
  background: rgba(248, 81, 73, 0.15);
  color: var(--danger);
}

.stop-btn {
  padding: 3px 10px;
  border: 1px solid var(--danger);
  border-radius: 4px;
  background: transparent;
  color: var(--danger);
  font-size: 11px;
  cursor: pointer;
}

.stop-btn:hover {
  background: var(--danger);
  color: #fff;
}

.add-relay-form {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.add-relay-form input {
  flex: 1;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  font-family: monospace;
}

.add-relay-form input:focus {
  outline: none;
  border-color: var(--accent);
}

.add-relay-form button {
  padding: 8px 16px;
  border: none;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
}

.add-relay-form button:hover {
  background: var(--accent-hover);
}

.invite-create-btn {
  padding: 6px 14px;
  border: 1px solid var(--accent);
  border-radius: var(--radius);
  background: transparent;
  color: var(--accent);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.invite-create-btn:hover {
  background: var(--accent);
  color: #fff;
}

.invite-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
}

.invite-row:last-child {
  border-bottom: none;
}

.invite-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.invite-stream {
  font-weight: 600;
  font-size: 14px;
  color: var(--accent);
}

.invite-url {
  font-size: 12px;
  font-family: monospace;
  color: var(--text-muted);
  word-break: break-all;
}

.invite-created {
  font-size: 11px;
  color: var(--text-muted);
  opacity: 0.7;
}

.invite-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  margin-left: 16px;
}

.copy-btn {
  padding: 4px 12px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  cursor: pointer;
  white-space: nowrap;
}

.copy-btn:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

.talkback-select {
  padding: 4px 8px;
  border: 1px solid var(--border);
  border-radius: 4px;
  background: var(--bg);
  color: var(--text);
  font-size: 12px;
  font-family: monospace;
  cursor: pointer;
  max-width: 150px;
}

.talkback-select:focus {
  outline: none;
  border-color: var(--accent);
}

.playback-copy {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.playback-url {
  font-family: monospace;
  font-size: 12px;
  color: var(--text-muted);
  word-break: break-all;
}

@media (max-width: 600px) {
  .invite-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .invite-actions {
    margin-left: 0;
  }
}

.track-badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  font-size: 12px;
  font-family: monospace;
  color: var(--text-muted);
  margin-right: 6px;
  margin-bottom: 4px;
}

@media (max-width: 600px) {
  .stream-meta {
    display: none;
  }
  .relay-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .add-relay-form {
    flex-direction: column;
  }
}