/* statfern v1 — tokens from doc/design/2026-11-13/tokens.json */
@font-face {
  font-family: 'Onest';
  src: url('/assets/fonts/onest-var.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}
:root {
  --ink: #0B1D36;
  --slate: #4A5B73;
  --muted: #5F7085; /* WCAG AA 修正：原稿 #7A889C 对比度 3.6 不达 4.5，深化至 5.07/白、4.72/灰底 */
  --green: #0E7C5B;
  --green-deep: #0A5F46;
  --green-bg: #E8F5F0;
  --green-border: #CDEBE0;
  --gray-bg: #F5F7FA;
  --border: #E3E8EF;
  --radius-card: 20px;
  --radius-panel: 24px;
  --radius-chip: 12px;
  --m: 120px;
  --cw: 1200px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  font-family: 'Onest', system-ui, sans-serif;
  color: var(--ink);
  background: #fff;
  font-size: 16px;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
}
a { color: var(--green); text-decoration: none; }
a:hover { color: var(--green-deep); }
.wrap { max-width: var(--cw); margin: 0 auto; padding: 0 var(--m); }
@media (max-width: 760px) { .wrap { padding: 0 20px; } :root { --m: 20px; } }

/* nav */
.nav { border-bottom: 1px solid var(--border); position: sticky; top: 0; background: #fff; z-index: 10; }
.nav .wrap { display: flex; align-items: center; height: 80px; gap: 36px; }
.logo { display: flex; align-items: center; gap: 10px; font-size: 22px; font-weight: 650; color: var(--ink); letter-spacing: -0.5px; }
.logo i { width: 14px; height: 14px; background: var(--green); border-radius: 4px; display: inline-block; }
.nav-links { display: flex; gap: 32px; margin-left: 24px; }
.nav-links a { color: var(--slate); font-size: 15px; }
.btn { display: inline-block; padding: 13px 34px; border-radius: 999px; font-size: 15px; font-weight: 500; cursor: pointer; border: 1px solid transparent; }
.btn-primary { background: var(--green); color: #fff; }
.btn-primary:hover { background: var(--green-deep); color: #fff; }
.btn-outline { background: #fff; color: var(--ink); border-color: var(--ink); }
.btn-outline:hover { color: var(--green); border-color: var(--green); }
.nav .btn { margin-left: auto; padding: 11px 22px; }

/* hero */
.hero { padding: 72px 0 80px; }
.hero .wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 64px; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--slate); font-size: 13px; font-weight: 500; letter-spacing: 1.2px; text-transform: uppercase; }
.eyebrow::before { content: ''; width: 12px; height: 8px; background: var(--green); border-radius: 2px; }
h1 { font-size: 52px; line-height: 1.12; letter-spacing: -1px; margin: 20px 0 22px; }
.hero h1 { font-size: 64px; }
.lede { color: var(--slate); font-size: 18px; max-width: 560px; }
.hero-actions { display: flex; gap: 16px; margin-top: 40px; flex-wrap: wrap; }
.kscard { background: var(--gray-bg); border-radius: var(--radius-panel); padding: 36px 40px; align-self: start; }
.kscard h3, .kscard h2.h3 { font-size: 13px; letter-spacing: 1.2px; color: var(--muted); font-weight: 500; margin-bottom: 22px; }
.kscard .row { display: grid; grid-template-columns: 132px 1fr; gap: 14px; margin-bottom: 20px; align-items: baseline; }
.kscard .num { font-size: 30px; font-weight: 650; color: var(--green); white-space: nowrap; }
.kscard .cap { font-size: 14px; color: var(--slate); }

/* gray band */
.band { background: var(--gray-bg); padding: 72px 0; }
.band h2, .sect h2 { font-size: 40px; letter-spacing: -0.8px; margin: 14px 0 40px; }
.topic-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
@media (max-width: 960px) { .topic-grid { grid-template-columns: 1fr; } }
.topic-card { position: relative; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-card); padding: 32px; display: block; color: var(--ink); }
.topic-card::before { content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--green); border-radius: var(--radius-card) 0 0 var(--radius-card); }
.topic-card h3 { font-size: 22px; margin-bottom: 8px; }
.topic-card p { font-size: 14px; color: var(--muted); margin-bottom: 26px; }
.topic-card .go { font-size: 15px; font-weight: 500; color: var(--green); }

/* trust */
.sect { padding: 72px 0; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
@media (max-width: 960px) { .trust-grid { grid-template-columns: 1fr; } }
.trust-item .idx { width: 48px; height: 48px; border-radius: 14px; background: var(--green-bg); color: var(--green); font-weight: 650; display: flex; align-items: center; justify-content: center; margin-bottom: 20px; }
.trust-item h3 { font-size: 20px; margin-bottom: 8px; }
.trust-item p { font-size: 15px; color: var(--slate); }

/* featured report card */
.report-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-panel); padding: 48px; }
.report-card .bars { margin: 30px 0; }
.bar-row { display: grid; grid-template-columns: 180px 1fr 56px; gap: 16px; align-items: center; margin-bottom: 18px; font-size: 14px; color: var(--slate); }
.bar-track { height: 14px; background: var(--gray-bg); border-radius: 7px; overflow: hidden; }
.bar-fill { display: block; height: 14px; background: var(--green); border-radius: 7px; }
.bar-val { font-weight: 500; color: var(--ink); }

/* CTA */
.cta { margin: 72px 0; }
.cta-panel { background: var(--green); border-radius: var(--radius-panel); padding: 56px 48px; display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-panel .eyebrow { color: var(--green-bg); }
.cta-panel .eyebrow::before { background: var(--green-bg); }
.cta-panel h2 { color: #fff; font-size: 32px; letter-spacing: -0.5px; margin: 12px 0 10px; }
.cta-panel p { color: var(--green-bg); font-size: 15px; max-width: 560px; }
.cta-panel .btn-white { background: #fff; color: var(--green); }

/* footer */
footer { background: var(--ink); color: #8A99AD; padding: 64px 0 40px; margin-top: 72px; }
footer .logo { color: #fff; margin-bottom: 10px; }
footer .tagline { font-size: 15px; color: #9FB0C6; margin-bottom: 40px; }
.foot-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; max-width: 720px; margin-bottom: 48px; }
footer h4 { font-size: 13px; letter-spacing: 1.2px; font-weight: 500; margin-bottom: 14px; }
footer li { list-style: none; margin-bottom: 8px; }
footer li a { color: #C9D4E2; font-size: 15px; }
footer li a:hover { color: #fff; }
.foot-legal { border-top: 1px solid #22344F; padding-top: 28px; font-size: 14px; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
footer li a, .foot-legal a { color: #C9D4E2; }

/* stat page */
.crumbs { font-size: 14px; color: var(--muted); padding: 32px 0 0; }
.crumbs a { color: var(--muted); }
.stat-head { padding: 20px 0 48px; }
.method-line { color: var(--slate); font-size: 16px; margin-top: 6px; }
.edit-note { color: var(--muted); font-size: 15px; margin-top: 10px; }
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 960px) { .stat-grid { grid-template-columns: repeat(2, 1fr); } }
.stat-card { background: var(--gray-bg); border-radius: var(--radius-card); padding: 30px 26px; }
.stat-card .num { font-size: 40px; font-weight: 650; color: var(--green); }
.stat-card .cap { font-size: 14px; color: var(--slate); margin-top: 6px; }

.entries { padding: 56px 0; }
.entries.band { padding: 56px 0; background: var(--gray-bg); }
.entries .sect-label { margin-bottom: 6px; }
.entries h2 { font-size: 30px; letter-spacing: -0.6px; margin-bottom: 36px; }
.entry { display: grid; grid-template-columns: 44px 1fr 120px; gap: 16px; padding: 20px 0; border-bottom: 1px solid var(--border); align-items: start; }
.entries.band .entry { border-color: #E7ECF3; }
.entry:last-child { border-bottom: 0; }
.entry .idx { color: var(--green); font-weight: 650; font-size: 15px; padding-top: 2px; }
.entry .claim { font-size: 17px; }
.entry .src { font-size: 13px; color: var(--muted); margin-top: 6px; }
.entry .src a { color: var(--muted); text-decoration: underline; text-underline-offset: 3px; }
.badge { justify-self: end; font-size: 12px; font-weight: 500; padding: 5px 13px; border-radius: 999px; white-space: nowrap; }
.badge.multi { background: var(--green-bg); color: var(--green); border: 1px solid var(--green-border); }
.badge.single { background: #fff; color: var(--muted); border: 1px solid var(--border); }

/* cite card */
.cite { background: var(--green-bg); border: 1px solid var(--green-border); border-radius: var(--radius-card); padding: 32px 40px; margin: 56px 0; }
.cite h2 { font-size: 13px; letter-spacing: 1.2px; color: var(--green); font-weight: 500; margin-bottom: 14px; }
.cite blockquote { font-size: 15px; margin-bottom: 18px; overflow-wrap: anywhere; }
.cite-formats { display: flex; gap: 10px; }
.cite-formats button { font-family: inherit; font-size: 13px; font-weight: 500; padding: 8px 18px; border-radius: 999px; border: 1px solid var(--green-border); background: #fff; color: var(--green); cursor: pointer; }
.cite-formats button.on { background: var(--green); color: #fff; border-color: var(--green); }

/* sources table */
.src-table { width: 100%; border-collapse: collapse; margin: 24px 0 8px; }
.src-table td { padding: 14px 0; border-bottom: 1px solid var(--border); font-size: 15px; vertical-align: top; }
.src-table tr:last-child td { border-bottom: 0; }
.src-table .no { color: var(--green); font-weight: 500; width: 44px; }
.src-table .org { font-weight: 500; width: 300px; }
.src-table .what { color: var(--slate); font-size: 14px; }
.src-table .view { text-align: right; white-space: nowrap; }

/* reviewer */
.reviewer { background: var(--gray-bg); border-radius: var(--radius-card); padding: 36px 40px; display: flex; gap: 28px; margin: 48px 0; align-items: center; }
.reviewer .avatar { width: 68px; height: 68px; border-radius: 50%; background: var(--green); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 650; font-size: 20px; flex-shrink: 0; }
.reviewer h3 { font-size: 18px; margin-bottom: 4px; }
.reviewer p { font-size: 14px; color: var(--slate); }

/* newsletter */
.newsletter { padding: 56px 0 8px; }
.newsletter h2 { font-size: 24px; margin-bottom: 8px; }
.newsletter p { color: var(--slate); font-size: 14px; margin-bottom: 24px; }
.nl-form { display: flex; gap: 16px; max-width: 600px; }
.nl-form input { flex: 1; font-family: inherit; font-size: 15px; padding: 15px 22px; border: 1px solid var(--border); border-radius: 999px; }
.nl-form input:focus { outline: 2px solid var(--green-border); }

/* static prose pages */
.prose { max-width: 760px; padding: 56px 0; }
.prose h1 { font-size: 44px; }
.prose h2 { font-size: 26px; margin: 40px 0 14px; }
.prose p, .prose li { color: var(--slate); margin-bottom: 16px; }
.prose ul, .prose ol { padding-left: 24px; }
.prose .byline { color: var(--muted); font-size: 14px; margin: 10px 0 30px; }
.lead-form { background: var(--gray-bg); border-radius: var(--radius-card); padding: 36px 40px; margin: 32px 0; }
.lead-form label { display: block; font-size: 14px; font-weight: 500; margin: 18px 0 6px; }
.lead-form input, .lead-form textarea { width: 100%; font-family: inherit; font-size: 15px; padding: 13px 18px; border: 1px solid var(--border); border-radius: var(--radius-chip); background: #fff; }
.lead-form textarea { min-height: 110px; resize: vertical; }