:root { color-scheme: light dark; --bg: #eef5fc; --surface: #ffffffde; --ink: #20384d; --muted: #627b90; --line: #d7e3ed; --accent: #267aaf; --notice: #e0edf7; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif; }
[hidden] { display: none !important; }
a { color: var(--accent); }
button, a { -webkit-tap-highlight-color: transparent; }
button:focus-visible, a:focus-visible { outline: 3px solid #5aa9dc; outline-offset: 4px; }
.summary-shell { max-width: 1120px; margin: 0 auto; padding: 34px 28px 48px; }
.page-header, .page-intro, .panel-heading, .update-panel { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.page-header { margin-bottom: 48px; }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: var(--ink); font-weight: 650; }
.brand img { object-fit: contain; }
.text-link { font-size: 14px; text-underline-offset: 4px; }
.page-intro { align-items: flex-end; margin-bottom: 26px; }
.eyebrow { color: var(--muted); font-size: 13px; margin: 0 0 10px; }
h1 { margin: 0; font-size: clamp(28px, 4vw, 40px); letter-spacing: -.04em; }
h2 { font-size: 17px; margin: 0; font-weight: 650; }
p { line-height: 1.7; }
.intro-copy { max-width: 650px; color: var(--muted); margin: 12px 0 0; font-size: 15px; }
.button { flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 11px 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); color: var(--ink); font: inherit; font-size: 14px; text-decoration: none; cursor: pointer; }
.button:disabled { opacity: .55; cursor: wait; }
.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.notice { background: var(--notice); padding: 22px 24px; border-radius: 18px; margin: 0 0 24px; }
.notice p { font-size: 14px; margin: 8px 0 0; color: var(--muted); }
.notice a { display: inline-block; margin-top: 12px; }
.read-times { display: flex; flex-wrap: wrap; gap: 16px 32px; margin: 0 0 24px; padding: 0 3px; }
.read-times dt, .source-time, .panel-note, .page-note { color: var(--muted); font-size: 12px; }
.read-times dd { margin: 5px 0 0; font-size: 13px; }
.summary-sections { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.summary-panel { min-width: 0; border: 1px solid var(--line); border-radius: 20px; padding: 26px; background: var(--surface); }
.summary-panel:last-child { grid-column: 1 / -1; }
.coverage { color: var(--muted); font-size: 12px; white-space: nowrap; }
.source-time { margin: 10px 0 22px; }
.metric-grid { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 20px; }
.metric-grid dt { color: var(--muted); font-size: 12px; line-height: 1.5; }
.metric-grid dd { margin: 8px 0 0; font-size: 25px; line-height: 1.2; letter-spacing: -.025em; font-variant-numeric: tabular-nums; overflow-wrap: anywhere; }
.metric-total { grid-column: 1 / -1; }
.metric-total dd { font-size: 34px; }
.panel-note { margin: 20px 0 0; }
.update-panel { margin-top: 22px; }
.update-panel p { color: var(--muted); font-size: 14px; margin: 10px 0 0; }
.update-panel .panel-note { font-size: 12px; }
.page-note { margin: 22px 3px 0; }
@media (max-width: 680px) {
  .summary-shell { padding: 22px 18px 32px; }
  .page-header { gap: 16px; margin-bottom: 36px; }
  .brand { gap: 8px; font-size: 14px; }
  .brand img { width: 34px; height: 34px; }
  .page-header .text-link { max-width: 125px; text-align: right; font-size: 12px; }
  .page-intro, .update-panel { align-items: flex-start; flex-direction: column; gap: 18px; }
  .summary-sections { grid-template-columns: 1fr; gap: 16px; }
  .summary-panel { padding: 22px; }
  .read-times { gap: 14px; }
  .read-times > div { min-width: 45%; }
  .update-panel .button { width: 100%; }
}
@media (prefers-color-scheme: dark) {
  :root { --bg: #101e2c; --surface: #192b3b; --ink: #e8f2fa; --muted: #adc2d3; --line: #31485c; --accent: #73bcea; --notice: #1d3448; }
  .primary { color: #102b40; }
}