:root {
  --bg: #1a202c;
  --panel: #2d3748;
  --text: #e2e8f0;
  --muted: #a0aec0;
  --accent: #0bc5ea;
  --up: #48bb78;
  --down: #ef4444;
  --border: rgba(255, 255, 255, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans TC", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

.page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem 1.25rem 2rem;
}

.header h1 {
  margin: 0 0 0.35rem;
  font-weight: 800;
}

.hint {
  color: var(--muted);
  font-size: 0.9rem;
  margin: 0 0 1rem;
}

.sync-status {
  font-size: 0.78rem;
  color: #718096;
  margin: -0.35rem 0 0.85rem;
}

.grid {
  display: grid;
  grid-template-columns: 1.8fr 1fr;
  gap: 1.25rem;
  align-items: start;
}

@media (max-width: 900px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

.panel h2 {
  font-size: 1.1rem;
  margin: 0 0 0.75rem;
}

.msg {
  background: rgba(49, 130, 206, 0.2);
  border: 1px solid rgba(49, 130, 206, 0.45);
  padding: 0.65rem 0.85rem;
  border-radius: 8px;
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.toolbar {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.btn {
  border: none;
  border-radius: 8px;
  padding: 0.6rem 1rem;
  font-weight: 600;
  cursor: pointer;
  font-size: 0.95rem;
}

.btn-primary {
  background: #0d9488;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn-primary:hover {
  background: #14b8a6;
}

.btn-secondary {
  background: #334155;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.btn-secondary:hover {
  background: #475569;
}

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.summary-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.summary-box {
  background: var(--panel);
  padding: 1rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  border-left: 4px solid #3182ce;
}

.summary-box .update-time {
  font-size: 0.75rem;
  color: #718096;
  margin-bottom: 0.5rem;
}

.summary-box h4 {
  color: #63b3ed;
  margin: 0.8rem 0 0.4rem;
  font-size: 1rem;
}

.summary-box .md-body {
  font-size: 0.95rem;
}

.summary-box .md-body p {
  margin: 0.35rem 0;
}

.metric {
  background: var(--panel);
  padding: 1.2rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  margin-bottom: 0.75rem;
}

.metric-label {
  font-size: 0.85rem;
  color: var(--muted);
}

.metric-value {
  font-size: 3rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
}

.metric-delta {
  font-size: 0.95rem;
  margin-top: 0.35rem;
}

.metric-delta.up {
  color: var(--up);
}

.metric-delta.down {
  color: var(--down);
}

.unit-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.unit-row label {
  cursor: pointer;
  color: #fff;
}

.chart {
  min-height: 300px;
}

.empty {
  color: var(--muted);
  font-size: 0.9rem;
}

.footer {
  text-align: center;
  color: #4a5568;
  font-size: 0.7rem;
  margin-top: 2rem;
}

code {
  font-size: 0.85em;
  background: rgba(0, 0, 0, 0.25);
  padding: 0.1em 0.35em;
  border-radius: 4px;
}

a.news-ext-link {
  color: var(--muted);
  text-decoration: none;
  margin-left: 0.15rem;
}

a.news-ext-link:hover {
  color: #63b3ed;
}

.raw-news-panel {
  margin-top: 1.25rem;
}

.raw-news-meta {
  font-size: 0.8rem;
  color: var(--muted);
  margin: 0 0 0.75rem;
}

.raw-news-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  max-height: min(70vh, 520px);
  overflow-y: auto;
}

.raw-news-item {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.65rem 0.85rem;
  border-left: 3px solid #3182ce;
}

.raw-news-item a.title-link {
  color: #e2e8f0;
  font-weight: 600;
  text-decoration: none;
  font-size: 0.95rem;
  line-height: 1.35;
}

.raw-news-item a.title-link:hover {
  color: #63b3ed;
  text-decoration: underline;
}

.raw-news-meta-line {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.35rem;
}

.raw-news-snippet {
  font-size: 0.82rem;
  color: #cbd5e0;
  margin-top: 0.4rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}