:root {
  --bg: #f7f5f0;
  --surface: #ffffff;
  --surface-2: #eeebe2;
  --ink: #1c2029;
  --ink-soft: #5a6070;
  --accent: #7a1f2b;
  --accent-ink: #ffffff;
  --line: #e0dccf;
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14161b;
    --surface: #1b1e25;
    --surface-2: #22262e;
    --ink: #edeef1;
    --ink-soft: #a2a7b3;
    --accent: #d98a92;
    --accent-ink: #14161b;
    --line: #2b2f38;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
}
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.25; }

.site-head {
  position: sticky; top: 0; z-index: 10;
  display: flex; justify-content: center;
  padding: 12px 0; background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: saturate(1.3) blur(8px); border-bottom: 1px solid var(--line);
}
.head-inner { width: 100%; max-width: 780px; display: flex; align-items: center; gap: 16px; padding: 0 16px; }
.logo { font-weight: 800; text-decoration: none; color: var(--ink); margin-right: auto; }
.logo b { color: var(--accent); }
.site-nav { display: flex; gap: 14px; flex-wrap: wrap; }
.site-nav a { text-decoration: none; color: var(--ink-soft); font-weight: 600; font-size: 14px; }
.site-nav a:hover { color: var(--accent); }

main { max-width: 780px; margin: 0 auto; padding: 28px 16px 56px; }

.hero { padding: 12px 0 28px; }
.hero h1 { font-size: 2rem; margin: 0 0 10px; }
.hero p.lead { color: var(--ink-soft); font-size: 1.1rem; max-width: 60ch; }
.hero-cta { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 18px; }
.btn {
  display: inline-flex; align-items: center; gap: 6px; text-decoration: none;
  padding: 10px 16px; border-radius: 999px; font-weight: 700; font-size: 14.5px;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-ghost { background: var(--surface-2); color: var(--ink); border: 1px solid var(--line); }

.stats { display: flex; gap: 28px; flex-wrap: wrap; margin: 24px 0; padding: 18px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat b { display: block; font-size: 1.6rem; color: var(--accent); }
.stat span { color: var(--ink-soft); font-size: 13.5px; }

.section-h { display: flex; align-items: baseline; justify-content: space-between; margin: 36px 0 14px; gap: 10px; flex-wrap: wrap; }
.section-h h2 { margin: 0; font-size: 1.3rem; }
.section-h a { font-size: 14px; font-weight: 600; text-decoration: none; white-space: nowrap; }

.case-grid { display: grid; gap: 14px; }
.case-card {
  display: block; text-decoration: none; color: inherit;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 16px 18px;
}
.case-card:not(.is-stub):hover { border-color: var(--accent); }
.case-card.is-stub { opacity: .72; cursor: default; }
.case-meta { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 8px; }
.chip { display: inline-block; font-size: 12px; font-weight: 700; padding: 3px 9px; border-radius: 999px; background: var(--surface-2); color: var(--ink-soft); }
.chip-status-published { background: color-mix(in srgb, var(--accent) 16%, var(--surface-2)); color: var(--accent); }
.chip-status-discovered { background: var(--surface-2); color: var(--ink-soft); }
.case-card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.case-card .case-cat { color: var(--ink-soft); font-size: 13.5px; }
.case-card .case-learn { margin: 10px 0 0; font-size: 13.5px; color: var(--ink-soft); }
.case-card .case-go { display: inline-block; margin-top: 10px; font-weight: 700; font-size: 14px; color: var(--accent); }
.chip-num { background: transparent; border: 1px solid var(--line); }
.chip-topic { font-size: 13.5px; padding: 6px 12px; }

.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 720px) { .steps-grid { grid-template-columns: 1fr; } }
.step-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; }
.step-n { display: block; font-size: 1.6rem; font-weight: 800; color: var(--accent); margin-bottom: 6px; }
.step-card h3 { margin: 0 0 6px; font-size: 1.05rem; }
.step-card p { margin: 0; color: var(--ink-soft); font-size: 14.5px; }

.learn-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
@media (max-width: 640px) { .learn-grid { grid-template-columns: 1fr; } }
.learn-card { background: var(--surface-2); border-radius: 12px; padding: 14px 16px; }
.learn-card h3 { margin: 0 0 4px; font-size: 0.98rem; }
.learn-card p { margin: 0; color: var(--ink-soft); font-size: 13.5px; }

.cta-band { margin: 44px 0; padding: 26px; text-align: center; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); }
.cta-band h2 { margin: 0 0 10px; }
.cta-band p { color: var(--ink-soft); max-width: 55ch; margin: 0 auto 18px; }

.topic-chips { display: flex; flex-wrap: wrap; gap: 8px; }

.case-header { margin-bottom: 20px; }
.case-header h1 { font-size: 1.6rem; margin: 6px 0 10px; }
.case-sub { color: var(--ink-soft); font-size: 14px; }

.block { margin: 30px 0; }
.block h2 { font-size: 1.2rem; border-left: 4px solid var(--accent); padding-left: 10px; }
.sixty { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; font-size: 16.5px; }

.timeline { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.timeline li { position: relative; padding: 2px 0 16px 20px; }
.timeline li::before { content: ""; position: absolute; left: -6px; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--accent); }
.timeline .t-date { display: block; font-weight: 700; font-size: 13.5px; color: var(--accent); }

.instances dt { font-weight: 700; margin-top: 12px; }
.instances dd { margin: 4px 0 0; color: var(--ink-soft); }

.norms { display: grid; gap: 14px; }
.norm-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.norm-card h3 { margin: 0 0 10px; color: var(--accent); font-size: 1.02rem; }
.norm-card dt { font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .02em; color: var(--ink-soft); margin-top: 10px; }
.norm-card dd { margin: 3px 0 0; }

.q-list { padding-left: 20px; }
.q-list li { margin-bottom: 8px; }

.fact-list { padding-left: 20px; }
.fact-list li { margin-bottom: 6px; }

.party-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
@media (max-width: 640px) { .party-grid { grid-template-columns: 1fr; } }
.party-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; }
.party-card h3 { margin: 0 0 6px; }
.party-card dt { font-weight: 700; font-size: 13px; color: var(--ink-soft); margin-top: 10px; }
.party-card dd { margin: 3px 0 0; }
.party-card dd.unknown { font-style: italic; color: var(--ink-soft); }

.lawyer-exercise { display: grid; gap: 14px; }
.le-q { display: grid; gap: 6px; font-weight: 600; font-size: 15px; }
.le-q textarea {
  font: inherit; font-weight: 400; padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--line); background: var(--surface); color: var(--ink); resize: vertical;
}

.reveal-gate { text-align: center; margin: 36px 0; padding: 22px; border: 1px dashed var(--line); border-radius: var(--radius); }
.reveal-gate .page-note { margin-top: 10px; }

.tag { display: inline-block; font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; padding: 3px 9px; border-radius: 999px; margin-bottom: 8px; }
.tag-court { background: color-mix(in srgb, var(--accent) 14%, var(--surface-2)); color: var(--accent); }
.tag-analysis { background: var(--surface-2); color: var(--ink-soft); text-transform: none; letter-spacing: 0; font-weight: 600; }
dt .tag-analysis { margin-left: 8px; vertical-align: middle; }

.compare-list { display: grid; gap: 14px; }
.compare-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; }
.compare-q { font-weight: 600; margin: 0 0 10px; }
.compare-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 640px) { .compare-cols { grid-template-columns: 1fr; } }
.compare-label { display: block; font-size: 11.5px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--ink-soft); margin-bottom: 4px; }
.compare-mine { font-style: italic; color: var(--ink-soft); }

.whatif-list { display: grid; gap: 8px; }
.whatif { background: var(--surface-2); border-radius: 10px; padding: 10px 14px; }
.whatif summary { cursor: pointer; font-weight: 600; }
.whatif p { margin: 10px 0 2px; color: var(--ink-soft); }

.lessons { padding-left: 20px; }
.lessons li { margin-bottom: 8px; }

.reading-list { padding-left: 20px; }
.source-tier-label { font-weight: 700; font-size: 13px; text-transform: uppercase; letter-spacing: .03em; color: var(--ink-soft); margin: 18px 0 4px; }

.source-list { list-style: none; padding: 0; margin: 0; }
.source-list li { padding: 10px 0; border-top: 1px solid var(--line); font-size: 14px; }
.source-list li:first-child { border-top: none; }
.source-type { color: var(--ink-soft); }

.status-note {
  margin: 40px 0 0; padding: 14px 16px; border-radius: 10px;
  background: var(--surface-2); color: var(--ink-soft); font-size: 13.5px;
}

.page-note { color: var(--ink-soft); font-size: 14px; }
.book-card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 18px; margin-bottom: 16px; }

dl dt { font-weight: 700; margin-top: 10px; }
dl dd { margin: 2px 0 0; color: var(--ink-soft); }

.site-foot { max-width: 780px; margin: 0 auto; padding: 24px 16px 48px; border-top: 1px solid var(--line); color: var(--ink-soft); font-size: 13.5px; }
.site-foot a { color: var(--ink-soft); }