:root {
  --bg: #0f1117;
  --panel: #181b26;
  --border: #2a2f3f;
  --text: #e8eaf2;
  --muted: #9aa0b4;
  --accent: #4f8cff;
  --accent-hover: #6ba0ff;
  --danger: #ff5c6c;
  --ok: #39d98a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.wrap {
  max-width: 960px;
  margin: 0 auto;
  padding: 24px 20px 40px;
  /* iPhone 刘海/圆角安全区（添加到主屏幕全屏后） */
  padding-left: max(20px, env(safe-area-inset-left));
  padding-right: max(20px, env(safe-area-inset-right));
  padding-top: max(24px, env(safe-area-inset-top));
  padding-bottom: max(40px, env(safe-area-inset-bottom));
}

header h1 {
  font-size: 22px;
  margin: 0 0 8px;
}

.meta {
  color: var(--muted);
  font-size: 13px;
  min-height: 18px;
}

.controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
  flex-wrap: wrap;
}

.btn {
  border: 1px solid var(--border);
  background: var(--panel);
  color: var(--text);
  padding: 10px 22px;
  border-radius: 8px;
  font-size: 15px;
  cursor: pointer;
  transition: background 0.15s, opacity 0.15s;
}

.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

.btn.primary:hover:not(:disabled) { background: var(--accent-hover); }

.status { font-size: 14px; color: var(--muted); }
.status .dot { margin-right: 6px; }
.status.on { color: var(--ok); }
.status.off { color: var(--muted); }
.status.err { color: var(--danger); }

.panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

@media (max-width: 700px) {
  .panels { grid-template-columns: 1fr; }
}

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  min-height: 280px;
}

.panel h2 {
  font-size: 15px;
  margin: 0 0 12px;
  color: var(--muted);
  font-weight: 600;
}

.transcript {
  font-size: 20px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 62vh;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding-right: 4px;
}

.transcript .placeholder { color: var(--muted); font-size: 15px; }

/* 原文·译文 逐句对照块 */
.pair {
  margin-bottom: 14px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 10px;
}

.pair .lbl {
  display: inline-block;
  font-size: 11px;
  line-height: 1.2;
  padding: 2px 7px;
  border-radius: 4px;
  margin-right: 8px;
  vertical-align: 3px;
  letter-spacing: 0.03em;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.07);
  white-space: nowrap;
}

.pair .src {
  font-size: 17px;
  color: var(--muted);
  margin-bottom: 6px;
}

.pair .dst {
  font-size: 20px;
  color: var(--text);
  border-left: 3px solid var(--accent);
  padding-left: 10px;
}

.verse {
  margin-top: 8px;
  padding: 8px 10px;
  border-left: 3px solid var(--accent, #4a7dff);
  background: rgba(74, 125, 255, 0.06);
  border-radius: 4px;
  color: var(--text);
  font-size: 14px;
  line-height: 1.5;
}

footer {
  margin-top: 28px;
  color: var(--muted);
  font-size: 13px;
}

.vol {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
  font-size: 13px;
  color: var(--muted);
}

.vol input[type="range"] {
  width: 140px;
  accent-color: var(--accent);
}

.wake-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 12, 18, 0.82);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

.wake-overlay[hidden] { display: none; }

.wake-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 24px 28px;
  text-align: center;
  max-width: 320px;
}

.wake-card p {
  margin: 0 0 18px;
  color: var(--text);
  font-size: 16px;
}