/* ── AI 日报 · 报纸印刷风格 ─────────────────────────────────────────────────
 * 设计参照：机器之眸 editorial style
 * 字体：Noto Serif SC · Playfair Display · JetBrains Mono
 * 色调：暖纸色底 + 墨黑字 + 朱砂红点缀
 */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;500;600;700;900&family=Playfair+Display:ital,wght@0,400;0,700;0,900;1,400;1,700&family=JetBrains+Mono:wght@300;400;500&display=swap');

/* ─── Design Tokens ──────────────────────────────────────────────────────── */
:root {
  --paper:      oklch(0.965 0.012 85);
  --paper-2:    oklch(0.935 0.015 82);
  --rule:       oklch(0.78 0.015 70);
  --ink:        oklch(0.20 0.010 60);
  --ink-soft:   oklch(0.38 0.012 60);
  --ink-mute:   oklch(0.55 0.012 60);
  --accent:     oklch(0.55 0.18 30);
  --accent-ink: oklch(0.40 0.14 30);

  --serif:   "Noto Serif SC", "Songti SC", "SimSun", serif;
  --display: "Playfair Display", "Noto Serif SC", serif;
  --mono:    "JetBrains Mono", ui-monospace, monospace;
}

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

/* ─── Base ───────────────────────────────────────────────────────────────── */
html, body {
  background: var(--paper);
  color: var(--ink);
  font-family: var(--serif);
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(oklch(0.88 0.02 75 / .18) 1px, transparent 1px),
    radial-gradient(oklch(0.88 0.02 75 / .12) 1px, transparent 1px);
  background-size: 3px 3px, 7px 7px;
  background-position: 0 0, 1px 2px;
}

a { color: inherit; text-decoration: none; }

/* ─── Paper Wrapper ──────────────────────────────────────────────────────── */
.paper {
  max-width: 1280px;
  margin: 0 auto;
  padding: 28px 56px 120px;
  position: relative;
}

.paper::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background:
    linear-gradient(180deg, oklch(0.92 0.02 80 / .08), transparent 20%, transparent 80%, oklch(0.85 0.03 75 / .10));
  mix-blend-mode: multiply;
}

/* ─── Top Bar ────────────────────────────────────────────────────────────── */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--ink-soft);
  text-transform: uppercase;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink);
}

.topbar .left,
.topbar .right { display: flex; gap: 22px; align-items: center; }

.topbar .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
  display: inline-block;
  margin-right: 6px;
  vertical-align: middle;
}

/* ─── Masthead ───────────────────────────────────────────────────────────── */
.masthead {
  text-align: center;
  padding: 22px 0 6px;
  border-bottom: 3px double var(--ink);
}

.masthead .kicker {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 15px;
  color: var(--ink-soft);
  letter-spacing: .04em;
}

.masthead h1 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(72px, 9vw, 140px);
  line-height: .95;
  margin: 6px 0 4px;
  letter-spacing: .04em;
}

.masthead h1 .cn {
  display: inline-block;
  position: relative;
}

.masthead h1 .cn::after {
  content: "";
  position: absolute;
  left: -8px; right: -8px; bottom: 8px;
  height: 14px;
  background: var(--accent);
  opacity: .18;
  z-index: -1;
  border-radius: 2px;
}

.beta-tag {
  font-family: var(--display);
  font-size: 13px;
  font-weight: 600;
  font-style: italic;
  letter-spacing: .06em;
  color: var(--accent);
  border: 1.5px solid var(--accent);
  border-radius: 4px;
  padding: 2px 7px;
  margin-left: 8px;
  vertical-align: super;
  line-height: 1;
  opacity: .75;
}

.masthead .en {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 22px;
  color: var(--ink-soft);
  margin-top: -4px;
}

.masthead .meta-strip {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 10px 0;
  border-top: 1px solid var(--ink);
  margin-top: 16px;
}

.masthead .meta-strip .c { text-align: center; }
.masthead .meta-strip .l { text-align: left; }
.masthead .meta-strip .r { text-align: right; }

/* ─── Tool Row ───────────────────────────────────────────────────────────── */
.toolrow {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule);
  align-items: center;
}

.search {
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--ink);
  padding: 8px 14px;
  background: transparent;
}

.search svg { flex: 0 0 auto; color: var(--ink-soft); }

.search input {
  border: 0;
  background: transparent;
  flex: 1;
  outline: none;
  font-family: var(--serif);
  font-size: 16px;
  color: var(--ink);
  padding: 4px 0;
}

.search input::placeholder { color: var(--ink-mute); font-style: italic; }

.search kbd {
  font-family: var(--mono);
  font-size: 10px;
  padding: 2px 6px;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
}

.filters { display: flex; gap: 4px; flex-wrap: wrap; }

.chip {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: 6px 10px;
  border: 1px solid var(--rule);
  color: var(--ink-soft);
  cursor: pointer;
  background: transparent;
}

.chip:hover { border-color: var(--ink); color: var(--ink); }
.chip.on    { background: var(--ink); color: var(--paper); border-color: var(--ink); }

/* ─── Featured (Homepage) ────────────────────────────────────────────────── */
.featured {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  padding: 28px 0 32px;
  border-bottom: 1px solid var(--rule);
}

.feat-tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.feat-tag::before { content: ""; width: 18px; height: 1px; background: var(--accent); }

.featured h2 {
  font-family: var(--serif);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: .01em;
  font-size: clamp(36px, 4vw, 56px);
  margin: 10px 0 14px;
}

.featured h2 a:hover { color: var(--accent); }

.featured .dek {
  font-size: 18px;
  line-height: 1.6;
  color: var(--ink-soft);
  max-width: 56ch;
  margin: 0 0 18px;
}

.featured .byline {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  align-items: center;
}

.featured .byline .sep {
  width: 4px; height: 4px;
  background: var(--ink-mute);
  border-radius: 50%;
}

.featured .aside {
  border-left: 1px solid var(--rule);
  padding-left: 28px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.featured .aside h4 {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--ink);
}

.featured .aside ul { list-style: none; padding: 0; margin: 0 0 18px; }

.featured .aside li {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 8px;
  padding: 4px 0;
}

.featured .aside li .n { color: var(--accent-ink); }
.featured .aside li .v { color: var(--ink); text-align: right; }

/* ─── Section Head ───────────────────────────────────────────────────────── */
.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 28px 0 10px;
  border-bottom: 1px solid var(--ink);
}

.section-head h3 {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 24px;
  margin: 0;
  letter-spacing: .02em;
}

.section-head .meta {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ─── Issue List (Homepage) ──────────────────────────────────────────────── */
.issues { list-style: none; margin: 0; padding: 0; }

.issue {
  display: grid;
  grid-template-columns: 110px 1.1fr 2.4fr 1fr;
  gap: 32px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
  cursor: pointer;
  transition: background .15s ease;
}

.issue:hover { background: oklch(0.97 0.02 80); }
.issue:hover .issue-title { color: var(--accent); }

.issue .num {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .08em;
  color: var(--ink-mute);
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.issue .num .big {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 34px;
  color: var(--ink);
  line-height: 1;
  margin-top: -4px;
}

.issue .idate {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  letter-spacing: .06em;
}

.issue .idate .dow {
  display: block;
  text-transform: uppercase;
  color: var(--ink-mute);
  font-size: 10px;
  letter-spacing: .14em;
  margin-top: 4px;
}

.issue .ibody { padding-right: 12px; }

.issue .eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 6px;
}

.issue-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 24px;
  line-height: 1.22;
  margin: 0 0 8px;
  letter-spacing: .005em;
  transition: color .15s;
}

.issue .idek {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0 0 10px;
  max-width: 58ch;
}

.issue .itags { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 4px; }

.tag {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 2px 0;
}

.tag::before { content: "#"; color: var(--accent); margin-right: 2px; }

.issue .iside {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  display: flex;
  flex-direction: column;
  gap: 8px;
  border-left: 1px solid var(--rule);
  padding-left: 16px;
}

.issue .iside .row { display: flex; justify-content: space-between; gap: 8px; }
.issue .iside .row span:last-child { color: var(--ink); }

.issue .readmore {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-top: 6px;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

/* ─── Category Label (Issue Page) ────────────────────────────────────────── */
.cat-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 28px 0 10px;
  border-bottom: 1px solid var(--ink);
  margin-top: 8px;
}

.cat-head .cat-name {
  font-family: var(--serif);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: .02em;
}

.cat-head .cat-en {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  color: var(--ink-soft);
  font-size: 16px;
  margin-left: 10px;
}

.cat-head .cat-count {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  letter-spacing: .1em;
  text-transform: uppercase;
}

/* ─── Article Items (Issue Page) ─────────────────────────────────────────── */
.articles { list-style: none; margin: 0; padding: 0; }

.article {
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 28px;
  padding: 22px 0;
  border-bottom: 1px solid var(--rule);
  align-items: start;
}

.article.multi-source {
  border-left: 3px solid var(--accent);
  padding-left: 14px;
  margin-left: -17px;
}

.article .art-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--ink-mute);
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-top: 2px;
}

.article .art-num .art-n {
  font-family: var(--display);
  font-style: italic;
  font-size: 26px;
  color: var(--ink);
  line-height: 1;
}

.article .art-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 6px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.article .art-eyebrow::before { content: ""; width: 12px; height: 1px; background: var(--accent); }

.article h3 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 21px;
  line-height: 1.22;
  letter-spacing: .005em;
  margin: 0 0 8px;
}

.article h3 a { color: var(--ink); }
.article h3 a:hover { color: var(--accent); }

.article .art-dek {
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-soft);
  margin: 0 0 10px;
  max-width: none;
}

.article .art-dek ul { padding-left: 18px; margin-top: 6px; }
.article .art-dek li { margin-bottom: 3px; }
.article .art-dek strong { color: var(--ink); font-weight: 700; }

.article .art-meta {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-mute);
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 8px;
}

.article .art-meta .sep {
  width: 3px; height: 3px;
  background: var(--ink-mute);
  border-radius: 50%;
}

.article .art-meta .src-count { color: var(--accent-ink); }

.article .art-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }

.badge {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--ink-soft);
  padding: 2px 6px;
  border: 1px solid var(--rule);
}

.badge-hot {
  background: var(--accent);
  color: var(--paper);
  border-color: var(--accent);
}

.article .art-link {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.article .art-link:hover { color: var(--accent); }

.article .alt-urls {
  margin-top: 8px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--ink-mute);
}

.article .alt-urls summary {
  cursor: pointer;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.article .alt-urls ul { list-style: none; padding-left: 12px; margin-top: 6px; }
.article .alt-urls li { padding: 2px 0; }
.article .alt-urls li a:hover { color: var(--accent); }

/* ─── Highlights Block (Issue Page) ─────────────────────────────────────── */
.highlights-block {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 36px;
  padding: 28px 0 32px;
  border-bottom: 1px solid var(--rule);
}

.highlights-block .hl-title {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-ink);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.highlights-block .hl-title::before { content: ""; width: 18px; height: 1px; background: var(--accent); }

.highlights-block h2 {
  font-family: var(--serif);
  font-weight: 700;
  font-size: clamp(26px, 2.5vw, 36px);
  line-height: 1.1;
  margin: 0 0 14px;
  letter-spacing: .01em;
}

.hl-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: hl;
}

.hl-list li {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  padding: 7px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-soft);
  counter-increment: hl;
}

.hl-list li::before {
  content: counter(hl, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 10px;
  color: var(--accent-ink);
  padding-top: 3px;
}

.hl-list li a { color: var(--ink); }
.hl-list li a:hover { color: var(--accent); }
.hl-list li strong { color: var(--ink); }

.stats-aside {
  border-left: 1px solid var(--rule);
  padding-left: 28px;
  font-family: var(--mono);
  font-size: 12px;
  line-height: 1.7;
  color: var(--ink-soft);
}

.stats-aside h4 {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--ink);
}

.stats-aside ul { list-style: none; padding: 0; margin: 0 0 18px; }

.stats-aside li {
  display: grid;
  grid-template-columns: 26px 1fr auto;
  gap: 8px;
  padding: 4px 0;
}

.stats-aside li .n { color: var(--accent-ink); }
.stats-aside li .v { color: var(--ink); text-align: right; }

/* ─── Issue Navigation ───────────────────────────────────────────────────── */
.issue-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-soft);
  border-top: 1px solid var(--rule);
  margin-top: 20px;
}

.issue-nav a:hover { color: var(--accent); }

/* ─── Empty State ────────────────────────────────────────────────────────── */
.empty {
  padding: 60px;
  text-align: center;
  color: var(--ink-mute);
  font-style: italic;
}

/* ─── Footer ─────────────────────────────────────────────────────────────── */
footer.site-footer {
  margin-top: 80px;
  padding-top: 28px;
  border-top: 3px double var(--ink);
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 40px;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  line-height: 1.7;
}

footer.site-footer h5 {
  font-family: var(--mono);
  font-weight: 500;
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink);
  margin: 0 0 10px;
}

.colophon {
  font-family: var(--serif);
  font-size: 14px;
  line-height: 1.65;
  color: var(--ink-soft);
}

.colophon .brand {
  font-family: var(--display);
  font-style: italic;
  font-size: 22px;
  color: var(--ink);
  display: block;
  margin-bottom: 6px;
}

footer.site-footer ul { list-style: none; padding: 0; margin: 0; }
footer.site-footer li { padding: 2px 0; }
footer.site-footer li a:hover { color: var(--accent); }

.bottom {
  grid-column: 1 / -1;
  margin-top: 32px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-mute);
}

/* ─── Issue Page — tighter column ────────────────────────────────────────── */
.paper--issue .article { grid-template-columns: 56px 1fr; }
.paper--issue .article .art-num .art-n { font-size: 22px; }

/* ─── Issue Masthead ────────────────────────────────────────────────────── */
.paper--issue .issue-masthead {
  margin-bottom: 32px;
}

.paper--issue .im-topbar {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--ink-soft);
}

.paper--issue .im-topbar-home {
  color: var(--ink-soft);
  text-decoration: none;
  justify-self: start;
}

.paper--issue .im-topbar-home:hover { color: var(--accent); }

.paper--issue .im-topbar-brand {
  text-align: center;
  white-space: nowrap;
}

.paper--issue .im-brand-cn {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: .08em;
  color: var(--ink);
}

.paper--issue .im-brand-en {
  font-family: var(--display);
  font-style: italic;
  font-weight: 400;
  font-size: 13px;
  color: var(--ink-soft);
}

.paper--issue .im-topbar-issue {
  justify-self: end;
  text-transform: uppercase;
  letter-spacing: .08em;
}

.paper--issue .im-cats {
  text-align: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent-ink);
  padding: 20px 0 16px;
}

.paper--issue .im-headline {
  font-family: var(--serif);
  font-weight: 900;
  font-size: clamp(42px, 5vw, 72px);
  line-height: 1.15;
  text-align: center;
  letter-spacing: .01em;
  margin: 0 0 18px;
}

.paper--issue .im-summary {
  text-align: center;
  font-family: var(--serif);
  font-size: 20px;
  line-height: 1.8;
  color: var(--ink-soft);
  max-width: 64ch;
  margin: 0 auto 24px;
}

.paper--issue .im-byline {
  text-align: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--ink-mute);
  padding-top: 16px;
  border-top: 1px solid var(--rule);
}

/* ─── Issue Body — Three-Column Grid ───────────────────────────────────── */
.paper--issue .issue-body {
  display: grid;
  grid-template-columns: 200px 1fr 200px;
  gap: 40px;
  align-items: start;
}

/* ─── Left Sidebar ─────────────────────────────────────────────────────── */
.paper--issue .issue-sidebar-left {
  position: sticky;
  top: 28px;
  align-self: start;
}

.paper--issue .sidebar-heading {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin: 0 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--ink);
}

.paper--issue .sidebar-rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 18px 0;
}

.paper--issue .toc-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.paper--issue .toc-item {
  padding: 4px 0;
}

.paper--issue .toc-link {
  display: flex;
  gap: 6px;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  text-decoration: none;
  line-height: 1.6;
  transition: color .15s;
}

.paper--issue .toc-link:hover {
  color: var(--accent);
}

.paper--issue .toc-num {
  color: var(--accent-ink);
  flex: 0 0 auto;
}

.paper--issue .toc-name {
  flex: 1;
}

.paper--issue .toc-count {
  color: var(--ink-mute);
  flex: 0 0 auto;
}

.paper--issue .stats-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.paper--issue .stat-item {
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  padding: 4px 0;
  line-height: 1.6;
}

.paper--issue .stat-value {
  color: var(--ink);
  font-weight: 500;
}

/* ─── Center Content ───────────────────────────────────────────────────── */
.paper--issue .issue-content {
  min-width: 0;
}

/* ─── Right Sidebar ────────────────────────────────────────────────────── */
.paper--issue .issue-sidebar-right {
  position: sticky;
  top: 28px;
  align-self: start;
}

.paper--issue .sources-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.paper--issue .source-item {
  padding: 3px 0 6px;
}

.paper--issue .source-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.5;
  gap: 6px;
}

.paper--issue .source-name {
  color: var(--ink-soft);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.paper--issue .source-count {
  color: var(--ink);
  font-weight: 500;
  flex: 0 0 auto;
}

.paper--issue .source-bar {
  height: 3px;
  background: var(--rule);
  margin-top: 3px;
  border-radius: 1px;
  overflow: hidden;
}

.paper--issue .source-bar-fill {
  height: 100%;
  background: var(--accent);
  border-radius: 1px;
  transition: width .3s ease;
}

/* ─── Issue Page Responsive Overrides ──────────────────────────────────── */
@media (max-width: 1080px) {
  .paper--issue .issue-body {
    grid-template-columns: 180px 1fr;
    gap: 28px;
  }
  .paper--issue .issue-sidebar-right {
    display: none;
  }
}

@media (max-width: 900px) {
  .paper--issue .issue-body {
    grid-template-columns: 1fr;
    gap: 0;
  }
  .paper--issue .issue-sidebar-left,
  .paper--issue .issue-sidebar-right {
    display: none;
  }
  .paper--issue .im-topbar {
    grid-template-columns: auto 1fr auto;
    font-size: 10px;
    gap: 8px;
  }
  .paper--issue .im-headline {
    font-size: clamp(28px, 5vw, 48px);
  }
  .paper--issue .im-summary {
    font-size: 16px;
  }
  .paper--issue .im-cats {
    font-size: 9px;
    letter-spacing: .14em;
  }
}

/* ─── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .paper { padding: 20px 20px 80px; }

  .featured,
  .highlights-block { grid-template-columns: 1fr; }

  .featured .aside,
  .stats-aside {
    border-left: 0;
    border-top: 1px solid var(--rule);
    padding-left: 0;
    padding-top: 20px;
  }

  .issue { grid-template-columns: 1fr; gap: 10px; }
  .issue .iside { border-left: 0; padding-left: 0; border-top: 1px dashed var(--rule); padding-top: 10px; }

  .article { grid-template-columns: 1fr; gap: 4px; }
  .article .art-num { display: none; }
  .article.multi-source { margin-left: 0; padding-left: 12px; }

  footer.site-footer { grid-template-columns: 1fr 1fr; }
  .toolrow { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  footer.site-footer { grid-template-columns: 1fr; }
}