/* ============================================================
   PRESSURE LINE — reading.css
   Critical Reading: white editorial long-read layout
   ============================================================ */

:root {
  --cr-bg:        #FAFAFA;
  --cr-bg-sec:    #F0F0F0;
  --cr-bg-deep:   #0A1628;
  --cr-text:      #1A1A1A;
  --cr-mute:      #6B7280;
  --cr-red:       #E63946;
  --cr-border:    #E5E5E5;
  --cr-mono:      'JetBrains Mono', monospace;
  --cr-serif:     'EB Garamond', Georgia, serif;
  --cr-sans:      'Inter', sans-serif;
}

/* ── Base override for reading page ────────────────────────── */
body.reading-page {
  background: var(--cr-bg);
  color: var(--cr-text);
  font-family: var(--cr-serif);
  cursor: none;
}

body.reading-page a { color: inherit; }

/* Hide scroll progress bar — not used on reading page */
body.reading-page .scroll-progress { display: none; }

/* Force nav opaque on reading page — nav starts transparent on main site */
body.reading-page #nav {
  background: rgba(10, 10, 10, 0.97);
  border-bottom-color: #1a1a1a;
}
/* Restore white for nav and footer links (overridden by body a { color: inherit }) */
body.reading-page #nav .nav-links a,
body.reading-page #nav .logo-wordmark,
body.reading-page footer .footer-center a,
body.reading-page footer .footer-series,
body.reading-page footer .footer-tagline,
body.reading-page footer .footer-top {
  color: var(--off-white);
}

/* ── Page split: TOC left + content right ──────────────────── */
.cr-split {
  display: flex;
  align-items: flex-start;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 0 0 32px;
  padding-top: 100px; /* nav height */
}

/* ── Left TOC ───────────────────────────────────────────────── */
.cr-toc {
  width: 200px;
  flex-shrink: 0;
  position: sticky;
  top: 100px;
  padding-right: 32px;
  padding-top: 60px;
}

.cr-toc-label {
  font-family: var(--cr-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cr-red);
  text-transform: uppercase;
  margin-bottom: 4px;
}

.cr-toc-sub {
  font-family: var(--cr-sans);
  font-size: 10px;
  color: var(--cr-mute);
  letter-spacing: 0.1em;
  margin-bottom: 28px;
}

.cr-toc-heading {
  font-family: var(--cr-sans);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #bbb;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.cr-toc-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cr-toc-item {
  font-family: var(--cr-sans);
  font-size: 12px;
  color: var(--cr-mute);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 5px 0;
  transition: color 0.2s;
}
.cr-toc-item:hover { color: var(--cr-text); }
.cr-toc-item.cr-toc-active { color: var(--cr-text); font-weight: 600; }
.cr-toc-dot {
  font-size: 8px;
  color: var(--cr-red);
  flex-shrink: 0;
  width: 10px;
}
.cr-toc-refs { margin-top: 16px; }

/* ── Main content ───────────────────────────────────────────── */
.cr-content {
  flex: 1;
  min-width: 0;
  padding-bottom: 120px;
}

/* ── Hero ───────────────────────────────────────────────────── */
.cr-hero {
  padding: 80px 0 80px;
  max-width: 860px;
}

.cr-eyebrow {
  font-family: var(--cr-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cr-red);
  text-transform: uppercase;
  margin-bottom: 28px;
}

.cr-title {
  font-family: var(--cr-serif);
  font-size: 48px;
  font-weight: 700;
  line-height: 1.15;
  color: var(--cr-text);
  letter-spacing: -0.01em;
  margin-bottom: 28px;
  white-space: nowrap;
}

.cr-rule {
  width: 60px;
  height: 3px;
  background: var(--cr-red);
  margin-bottom: 24px;
}

.cr-dek {
  font-family: var(--cr-serif);
  font-size: 22px;
  font-style: italic;
  font-weight: 400;
  color: #555;
  line-height: 1.5;
  margin-bottom: 24px;
  max-width: 560px;
}

.cr-meta {
  font-family: var(--cr-sans);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--cr-mute);
  text-transform: uppercase;
}

/* ── Figures ────────────────────────────────────────────────── */
.cr-figure {
  margin: 48px 0 8px;
}
.cr-figure--wide {
  width: 860px;
  max-width: 100%;
}
.cr-figure img {
  width: 100%;
  display: block;
}
.cr-caption {
  font-family: var(--cr-mono);
  font-size: 11px;
  color: var(--cr-mute);
  margin-top: 10px;
  letter-spacing: 0.04em;
}
.cr-img-note {
  font-family: var(--cr-serif);
  font-size: 15px;
  font-style: italic;
  color: var(--cr-mute);
  max-width: 680px;
  margin: 0 0 48px;
  line-height: 1.6;
}

/* ── Section layout ─────────────────────────────────────────── */
.cr-section {
  max-width: 860px;
  padding: 80px 0 40px;
}

.cr-sec-marker {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 32px;
}
.cr-sec-bar {
  width: 4px;
  height: 120px;
  background: var(--cr-red);
  flex-shrink: 0;
  margin-top: -4px;
}
.cr-sec-label-wrap {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.cr-sec-tag {
  font-family: var(--cr-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--cr-red);
  text-transform: uppercase;
}
.cr-sec-num {
  font-family: var(--cr-sans);
  font-size: 96px;
  font-weight: 900;
  line-height: 1;
  color: var(--cr-text);
  letter-spacing: -0.04em;
}

.cr-sec-title {
  font-family: var(--cr-serif);
  font-size: 40px;
  font-weight: 700;
  line-height: 1.2;
  color: var(--cr-text);
  margin-bottom: 40px;
  letter-spacing: -0.01em;
}

/* ── Body text ──────────────────────────────────────────────── */
.cr-body {
  font-family: var(--cr-serif);
  font-size: 19px;
  line-height: 1.75;
  color: var(--cr-text);
  margin-bottom: 28px;
}
.cr-body em { font-style: italic; }

/* Drop cap on first paragraph */
.cr-dropcap::first-letter {
  font-family: var(--cr-serif);
  font-size: 80px;
  font-weight: 700;
  color: var(--cr-red);
  float: left;
  line-height: 0.8;
  margin: 8px 12px -4px 0;
}

/* ── Pull quote ─────────────────────────────────────────────── */
.cr-pullquote {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 96px 0;
}
.cr-pq-bar {
  width: 4px;
  background: var(--cr-red);
  flex-shrink: 0;
  align-self: stretch;
  min-height: 60px;
}
.cr-pq-text {
  font-family: var(--cr-mono);
  font-size: 22px;
  color: var(--cr-red);
  line-height: 1.5;
  font-style: normal;
}

/* ── 做回自己 anchor block ──────────────────────────────────── */
.cr-anchor-block {
  background: var(--cr-bg-deep);
  margin: 60px -60px;
  padding: 100px 60px;
  text-align: center;
}
.cr-anchor-zh {
  font-family: var(--cr-sans);
  font-size: 96px;
  font-weight: 900;
  color: #fff;
  line-height: 1;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.cr-anchor-en {
  font-family: var(--cr-mono);
  font-size: 18px;
  color: var(--cr-red);
  letter-spacing: 0.04em;
}

/* ── Weibo card ─────────────────────────────────────────────── */
.cr-weibo-card {
  display: flex;
  align-items: stretch;
  gap: 0;
  background: var(--cr-bg-sec);
  margin: 48px 0;
}
.cr-weibo-bar {
  width: 4px;
  background: var(--cr-red);
  flex-shrink: 0;
}
.cr-weibo-inner {
  padding: 32px 36px;
  flex: 1;
}
.cr-weibo-section-label {
  font-family: var(--cr-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--cr-red);
  text-transform: uppercase;
  margin-bottom: 16px;
}
.cr-weibo-quote {
  font-family: var(--cr-serif);
  font-size: 17px;
  font-style: italic;
  color: var(--cr-text);
  line-height: 1.7;
  margin-bottom: 20px;
}
.cr-weibo-divider {
  border: none;
  border-top: 1px dashed #ccc;
  margin: 20px 0;
}
.cr-weibo-reply {
  font-family: var(--cr-serif);
  font-size: 26px;
  font-weight: 700;
  color: var(--cr-text);
  line-height: 1.4;
  margin-bottom: 10px;
}
.cr-weibo-reply-en {
  font-family: var(--cr-mono);
  font-size: 13px;
  color: var(--cr-mute);
  line-height: 1.7;
}

/* ── Dual column comparison ─────────────────────────────────── */
.cr-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  margin: 48px 0 16px;
}
.cr-compare-col {
  background: var(--cr-bg-sec);
  padding: 32px 28px;
}
.cr-compare-col--left {
  border-left: 4px solid #4CAF50;
}
.cr-compare-col--right {
  border-left: 4px solid var(--cr-red);
}
.cr-compare-label {
  font-family: var(--cr-mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--cr-text);
  text-transform: uppercase;
  margin-bottom: 24px;
  line-height: 1.5;
}
.cr-compare-item {
  margin-bottom: 16px;
}
.cr-compare-item-head {
  font-family: var(--cr-mono);
  font-size: 11px;
  color: var(--cr-mute);
  letter-spacing: 0.08em;
  margin-bottom: 4px;
}
.cr-compare-item-body {
  font-family: var(--cr-mono);
  font-size: 13px;
  color: var(--cr-text);
  line-height: 1.6;
}
.cr-compare-caption {
  font-family: var(--cr-serif);
  font-size: 18px;
  font-style: italic;
  color: var(--cr-red);
  text-align: center;
  margin: 8px 0 48px;
}

/* ── Closing block ──────────────────────────────────────────── */
.cr-closing {
  background: var(--cr-bg-deep);
  max-width: 860px;
  padding: 100px 60px;
  text-align: center;
  margin: 80px 0 0;
}
.cr-closing-sub {
  font-family: var(--cr-serif);
  font-size: 28px;
  font-style: italic;
  color: #C4CDD9;
  margin-bottom: 20px;
  line-height: 1.5;
}
.cr-closing-main {
  font-family: var(--cr-sans);
  font-size: 48px;
  font-weight: 900;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.1;
  text-transform: uppercase;
}

/* ── References ─────────────────────────────────────────────── */
.cr-refs {
  max-width: 860px;
  padding: 80px 0 60px;
}
.cr-refs-rule {
  border: none;
  border-top: 1px solid var(--cr-border);
  margin-bottom: 40px;
}
.cr-refs-heading {
  font-family: var(--cr-sans);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  color: var(--cr-mute);
  text-transform: uppercase;
  margin-bottom: 28px;
}
.cr-refs-list {
  list-style: none;
  padding: 0;
  counter-reset: refs;
}
.cr-refs-list li {
  font-family: var(--cr-serif);
  font-size: 14px;
  line-height: 1.75;
  color: var(--cr-text);
  margin-bottom: 28px;
  padding-left: 2em;
  text-indent: -2em;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.cr-refs-list a {
  color: var(--cr-red);
  text-decoration: underline;
  word-break: break-word;
  overflow-wrap: anywhere;
}
.cr-refs-list a:hover { text-decoration: none; }

/* ── Bottom brand block ─────────────────────────────────────── */
.cr-brand-block {
  background: var(--cr-bg-deep);
  padding: 80px 60px;
  text-align: center;
  margin: 0 -60px;
}
.cr-brand-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 12px;
}
.cr-brand-p, .cr-brand-l {
  font-family: var(--cr-sans);
  font-size: 28px;
  font-weight: 900;
  color: #fff;
}
.cr-brand-dash {
  width: 40px;
  height: 2px;
  background: var(--cr-red);
}
.cr-brand-name {
  font-family: var(--cr-sans);
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.15em;
  margin-bottom: 12px;
}
.cr-brand-tagline {
  font-family: var(--cr-serif);
  font-size: 18px;
  font-style: italic;
  color: #8A9BB0;
  margin-bottom: 28px;
}
.cr-brand-link {
  font-family: var(--cr-mono);
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.1em;
  text-decoration: none;
  border: 1px solid var(--cr-red);
  background: var(--cr-red);
  padding: 10px 24px;
  display: inline-block;
  transition: background 0.2s, color 0.2s;
}
.cr-brand-link:hover {
  background: transparent;
  color: var(--cr-red);
}

/* ── Nav active state ───────────────────────────────────────── */
.nav-active { color: #fff !important; }

/* ── Mobile ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .cr-split {
    flex-direction: column;
    padding: 0 20px;
    padding-top: 80px;
  }
  .cr-toc {
    position: static;
    width: 100%;
    padding: 24px 0 0;
    border-bottom: 1px solid var(--cr-border);
    margin-bottom: 24px;
  }
  .cr-toc-nav { flex-direction: row; flex-wrap: wrap; gap: 8px; }
  .cr-toc-item { font-size: 11px; }
  .cr-title { font-size: 36px; }
  .cr-dek { font-size: 18px; }
  .cr-sec-num { font-size: 64px; }
  .cr-sec-title { font-size: 28px; }
  .cr-body { font-size: 17px; }
  .cr-dropcap::first-letter { font-size: 56px; }
  .cr-anchor-block { margin: 48px -20px; padding: 80px 20px; }
  .cr-anchor-zh { font-size: 56px; }
  .cr-closing { margin: 60px 0 0; padding: 80px 20px; }
  .cr-closing-main { font-size: 32px; }
  .cr-brand-block { margin: 0 -20px; padding: 60px 20px; }
  .cr-compare { grid-template-columns: 1fr; }
  .cr-figure--wide { width: 100%; }
}