/* ==========================================================================
   HipoBuy Spreadsheet — Link Role Atlas / River Crossing theme
   Light river-mist blue-gray · deep indigo ink · duck teal (primary)
   · terracotta orange · reed green · soft sand gold
   Signatures: river bend, bank line, bridge tab, wayfinding notch,
   route token, destination stamp
   ========================================================================== */

:root {
  /* palette */
  --river:      #EAF0F4;
  --river-2:    #E1E9EF;
  --river-3:    #CFDCE4;
  --paper:      #FFFFFF;
  --indigo:     #1E2A44;
  --indigo-2:   #141D31;
  --indigo-soft:#45516B;
  --indigo-faint:#8A94AB;
  --teal:       #1FA8A0;
  --teal-d:     #17817A;
  --teal-s:     #DCF1EE;
  --terra:      #D97742;
  --terra-d:    #B25A2C;
  --terra-s:    #F8E4D7;
  --reed:       #7BA05B;
  --reed-d:     #5F8441;
  --reed-s:     #E6F0DD;
  --sand:       #D9B45C;
  --sand-d:     #B28A3A;
  --sand-s:     #F7EED6;
  --line:       #D6E0E7;
  --line-soft:  #E6ECF0;

  /* typography */
  --serif: Georgia, 'Times New Roman', Times, serif;
  --sans: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, 'SF Mono', Menlo, Consolas, monospace;

  /* geometry */
  --radius: 14px;
  --radius-sm: 8px;
  --container: 1140px;
  --shadow-sm: 0 1px 2px rgba(30, 42, 68, 0.05), 0 2px 8px rgba(30, 42, 68, 0.06);
  --shadow-md: 0 4px 14px rgba(30, 42, 68, 0.10), 0 12px 32px rgba(30, 42, 68, 0.08);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.65;
  color: var(--indigo);
  background: var(--river);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- accessibility ---------- */
.skip-link { position: absolute; left: -9999px; top: 0; background: var(--indigo); color: #fff; padding: 10px 16px; z-index: 200; border-radius: 0 0 var(--radius-sm) 0; }
.skip-link:focus { left: 0; }
:focus-visible { outline: 3px solid var(--teal); outline-offset: 2px; border-radius: 3px; }
.visually-hidden { position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- layout ---------- */
.container { max-width: var(--container); margin: 0 auto; padding: 0 22px; }

/* ---------- header ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(234, 240, 244, 0.92); backdrop-filter: saturate(140%) blur(8px); border-bottom: 1px solid var(--line-soft); }
.header-inner { display: flex; align-items: center; gap: 20px; height: 66px; }
.brand { display: flex; align-items: center; gap: 11px; text-decoration: none; color: var(--indigo); }
.brand img { width: 34px; height: 34px; display: block; border-radius: 7px; }
.brand-name { font-family: var(--serif); font-weight: 700; font-size: 1.06rem; letter-spacing: 0.01em; }
.brand-name small { display: block; font-family: var(--sans); font-weight: 600; font-size: 0.66rem; color: var(--indigo-faint); letter-spacing: 0.14em; text-transform: uppercase; }

.main-nav { margin-left: auto; }
.main-nav ul { display: flex; align-items: center; gap: 4px; list-style: none; margin: 0; padding: 0; }
.main-nav a { display: block; padding: 8px 12px; text-decoration: none; color: var(--indigo-soft); font-weight: 600; font-size: 0.9rem; border-radius: var(--radius-sm); }
.main-nav a:hover { background: var(--river-2); color: var(--indigo); }
.main-nav a.active { color: var(--teal-d); background: var(--teal-s); }

.mobile-nav-toggle { display: none; margin-left: auto; width: 44px; height: 44px; border: 1px solid var(--line); background: #fff; border-radius: var(--radius-sm); cursor: pointer; color: var(--indigo); }
.mobile-nav-toggle svg { display: block; margin: 0 auto; }

@media (max-width: 860px) {
  .main-nav { display: none; }
  .mobile-nav-toggle { display: block; }
  .main-nav.open { display: block; position: absolute; left: 0; right: 0; top: 66px; background: #fff; border-bottom: 1px solid var(--line); box-shadow: var(--shadow-md); }
  .main-nav.open ul { flex-direction: column; align-items: stretch; gap: 2px; padding: 8px; }
  .main-nav.open a { padding: 12px 14px; }
}

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 22px; border-radius: 999px; text-decoration: none; font-weight: 700; font-size: 0.98rem; line-height: 1.2; border: 1.5px solid transparent; transition: transform 0.12s ease, box-shadow 0.12s ease, background 0.12s ease; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--teal); color: #fff; box-shadow: 0 4px 14px rgba(31, 168, 160, 0.30); }
.btn-primary:hover { background: var(--teal-d); box-shadow: 0 6px 18px rgba(31, 168, 160, 0.38); }
.btn-secondary { background: #fff; color: var(--indigo); border-color: var(--line); box-shadow: var(--shadow-sm); }
.btn-secondary:hover { border-color: var(--indigo-soft); background: #fff; }
.btn-sm { padding: 9px 16px; font-size: 0.88rem; }

/* ---------- hero ---------- */
.hero-section { padding: 56px 0 44px; position: relative; overflow: hidden; background: radial-gradient(circle at 85% 8%, var(--teal-s) 0, transparent 42%), radial-gradient(circle at 6% 92%, var(--sand-s) 0, transparent 40%); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: 44px; align-items: center; }
.hero-badge { display: inline-block; padding: 5px 13px; border-radius: 999px; background: var(--teal-s); color: var(--teal-d); font-weight: 700; font-size: 0.76rem; letter-spacing: 0.08em; text-transform: uppercase; }
.hero-title { font-family: var(--serif); font-size: clamp(2.05rem, 4.6vw, 3.1rem); line-height: 1.12; color: var(--indigo-2); margin: 18px 0 16px; font-weight: 700; }
.hero-title em { font-style: normal; color: var(--teal); }
.hero-description { font-size: 1.08rem; color: var(--indigo-soft); max-width: 34em; margin: 0 0 26px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }

/* hero river map */
.hero-visual { position: relative; display: flex; justify-content: center; }
.river-map { position: relative; width: 340px; height: 380px; }
.river-svg { position: absolute; inset: 0; width: 100%; height: 100%; overflow: visible; }

.sign {
  position: absolute; background: var(--paper); border-radius: 11px;
  padding: 7px 13px; font-family: var(--mono); font-size: 0.6rem; font-weight: 800;
  letter-spacing: 0.08em; text-transform: uppercase; box-shadow: var(--shadow-md); color: var(--indigo-2);
}
/* wayfinding notch (directional pointer at bottom) */
.sign::after { content: ""; position: absolute; bottom: -6px; left: 50%; transform: translateX(-50%); border-left: 6px solid transparent; border-right: 6px solid transparent; border-top: 6px solid var(--indigo-faint); }
.sign-spreadsheet { top: 20px; left: 10px; border: 2px solid var(--teal); }
.sign-spreadsheet::after { border-top-color: var(--teal); }
.sign-row { top: 92px; right: 6px; border: 2px dashed var(--terra); }
.sign-row::after { border-top-color: var(--terra); }
.sign-category { bottom: 118px; left: 8px; border: 2px dotted var(--reed-d); }
.sign-category::after { border-top-color: var(--reed-d); }
.sign-destination { bottom: 16px; right: 12px; border: 3px solid var(--sand-d); }
.sign-destination::after { border-top-color: var(--sand-d); }
.sign .s-tag { display: block; font-size: 0.5rem; letter-spacing: 0.1em; color: var(--indigo-faint); }

/* route tokens (waypoints) */
.route-token { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--teal); box-shadow: 0 0 0 3px var(--teal-s); }
.rt-1 { top: 62px; left: 150px; }
.rt-2 { top: 210px; right: 70px; }
.rt-3 { bottom: 60px; left: 110px; }

/* destination stamp */
.destination-stamp { position: absolute; bottom: 54px; right: 44px; width: 34px; height: 34px; border: 2px solid var(--terra); border-radius: 50%; color: var(--terra-d); display: grid; place-items: center; font-family: var(--mono); font-weight: 800; font-size: 0.85rem; transform: rotate(-12deg); opacity: 0.9; }

@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; gap: 26px; }
  .hero-section { padding-top: 34px; }
  .river-map { width: 100%; max-width: 340px; }
}

/* ---------- section scaffolding ---------- */
.section { padding: 46px 0; }
.section-alt { background: var(--river-2); }
.section-header { max-width: 680px; margin: 0 auto 34px; text-align: center; }
.eyebrow { display: inline-block; font-size: 0.76rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--teal-d); }
.section-title { font-family: var(--serif); font-size: clamp(1.6rem, 3.4vw, 2.15rem); color: var(--indigo-2); margin: 10px 0 12px; line-height: 1.2; }
.section-lead { color: var(--indigo-soft); font-size: 1.02rem; margin: 0; }

/* ---------- category grid (riverbank path signs) ---------- */
.categories-section { padding-top: 10px; }
.cat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.cat-card {
  position: relative; display: flex; flex-direction: column; gap: 9px;
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 15px 16px 14px; text-decoration: none; color: var(--indigo);
  box-shadow: var(--shadow-sm); transition: transform 0.14s ease, box-shadow 0.14s ease, border-color 0.14s ease;
}
.cat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--teal); }
/* wayfinding notch cut into the top edge */
.cat-card::before { content: ""; position: absolute; top: -1px; left: 50%; transform: translateX(-50%); border-left: 9px solid transparent; border-right: 9px solid transparent; border-top: 9px solid var(--teal); }
.cat-top { display: flex; align-items: flex-start; justify-content: space-between; }
.cat-code { font-family: var(--mono); font-size: 0.72rem; color: var(--indigo-faint); letter-spacing: 0.06em; }
.cat-spec { font-family: var(--serif); font-size: 1.5rem; font-weight: 800; color: var(--indigo-2); line-height: 1; }
.cat-icon { width: 28px; height: 28px; color: var(--teal-d); }
.cat-icon svg { width: 100%; height: 100%; }
.cat-name { font-weight: 700; color: var(--indigo-2); font-size: 0.97rem; line-height: 1.3; }
.cat-card .cat-arrow { margin-top: auto; font-size: 0.8rem; font-weight: 700; color: var(--teal-d); }
.cat-card::after { content: ""; position: absolute; top: 8px; right: 8px; width: 9px; height: 9px; border: 1.5px solid var(--indigo-faint); border-radius: 50%; opacity: 0.45; }

@media (max-width: 900px) {
  .cat-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; }
  .cat-card { padding: 13px 13px 12px; }
}

/* ---------- duo grid ---------- */
.duo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.duo-col { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 20px 22px; }
.duo-col h3 { margin: 0 0 10px; font-size: 1.02rem; display: flex; align-items: center; gap: 9px; color: var(--indigo-2); }
.duo-col ul { margin: 0; padding-left: 18px; color: var(--indigo-soft); font-size: 0.94rem; }
.duo-col ul li { margin: 6px 0; }
.duo-col .mark { flex: none; width: 22px; height: 22px; border-radius: 5px; display: grid; place-items: center; font-size: 0.78rem; color: #fff; font-family: var(--mono); }
.duo-col.is-a .mark { background: var(--teal); }
.duo-col.is-b .mark { background: var(--terra); }
@media (max-width: 720px) { .duo-grid { grid-template-columns: 1fr; } }

/* ---------- four roles (distinct borders) ---------- */
.role-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.role-card { position: relative; background: #fff; border-radius: var(--radius); padding: 20px 18px 16px; box-shadow: var(--shadow-sm); }
.role-card .r-label { display: inline-block; font-family: var(--mono); font-size: 0.66rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 8px; }
.role-card h3 { font-family: var(--serif); font-size: 1.12rem; color: var(--indigo-2); margin: 0 0 8px; }
.role-card p { color: var(--indigo-soft); font-size: 0.9rem; margin: 0; }
.role-card.r-spreadsheet { border: 2px solid var(--teal); }
.role-card.r-spreadsheet .r-label { color: var(--teal-d); }
.role-card.r-row { border: 2px dashed var(--terra); }
.role-card.r-row .r-label { color: var(--terra-d); }
.role-card.r-category { border: 2px dotted var(--reed-d); }
.role-card.r-category .r-label { color: var(--reed-d); }
.role-card.r-destination { border: 3px solid var(--sand-d); }
.role-card.r-destination .r-label { color: var(--sand-d); }
.role-legend { text-align: center; font-family: var(--mono); font-size: 0.68rem; letter-spacing: 0.05em; color: var(--indigo-faint); margin-top: 16px; }
@media (max-width: 900px) { .role-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .role-grid { grid-template-columns: 1fr; } }

/* ---------- crossing card ---------- */
.crossing-card { max-width: 760px; margin: 0 auto; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-md); }
.cc-top { display: grid; grid-template-columns: 1fr 110px 1fr; align-items: stretch; }
.cc-bank { padding: 20px 18px; display: flex; flex-direction: column; gap: 8px; }
.cc-bank .cc-label { font-family: var(--mono); font-size: 0.66rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; }
.cc-bank.cc-left .cc-label { color: var(--teal-d); }
.cc-bank.cc-right .cc-label { color: var(--terra-d); }
.cc-line { display: block; height: 7px; border-radius: 2px; background: var(--river-3); }
.cc-line.w80 { width: 80%; }
.cc-line.w70 { width: 70%; }
.cc-line.w60 { width: 60%; }
.cc-line.w50 { width: 50%; }
.cc-bridge { position: relative; background: var(--sand-s); border-left: 2px dashed var(--sand-d); border-right: 2px dashed var(--sand-d); display: flex; align-items: center; justify-content: center; }
.bridge-tab { writing-mode: vertical-rl; transform: rotate(180deg); font-family: var(--mono); font-size: 0.66rem; font-weight: 800; letter-spacing: 0.12em; text-transform: uppercase; color: var(--sand-d); }
.cc-footer { padding: 12px 18px; background: var(--river-2); border-top: 1px solid var(--line); text-align: center; font-family: var(--mono); font-size: 0.66rem; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: var(--indigo-faint); }
@media (max-width: 640px) {
  .cc-top { grid-template-columns: 1fr; }
  .cc-bridge { padding: 12px; }
  .bridge-tab { writing-mode: horizontal-tb; transform: none; }
}

/* ---------- row context (four steps) ---------- */
.context-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.context-step { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 18px 18px; box-shadow: var(--shadow-sm); }
.context-step::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 4px; border-radius: var(--radius) var(--radius) 0 0; background: var(--teal); }
.context-step[data-c="2"]::before { background: var(--terra); }
.context-step[data-c="3"]::before { background: var(--reed); }
.context-step[data-c="4"]::before { background: var(--sand); }
.context-step .c-num { display: block; font-family: var(--mono); font-size: 0.66rem; font-weight: 800; letter-spacing: 0.1em; color: var(--teal-d); text-transform: uppercase; }
.context-step h3 { font-family: var(--serif); font-size: 1.12rem; color: var(--indigo-2); margin: 8px 0 6px; }
.context-step p { color: var(--indigo-soft); font-size: 0.9rem; margin: 0; }
@media (max-width: 900px) { .context-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .context-grid { grid-template-columns: 1fr; } }

/* ---------- signatures ---------- */
.frame-note { border-left: 3px solid var(--teal); background: var(--teal-s); padding: 14px 16px; border-radius: 0 var(--radius-sm) var(--radius-sm) 0; margin: 18px 0; font-size: 0.94rem; color: #0E5B54; }
.frame-note strong { display: block; font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 4px; color: var(--teal-d); }

.terra-note { display: inline-flex; align-items: center; gap: 9px; padding: 10px 14px; border: 1px dashed var(--terra); border-radius: var(--radius-sm); background: var(--terra-s); color: #8A3E16; font-weight: 600; font-size: 0.92rem; margin: 10px 0; }
.terra-note .qmark { flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--terra); color: #fff; display: grid; place-items: center; font-weight: 800; }

.reed-note { display: inline-flex; align-items: center; gap: 9px; padding: 10px 14px; border: 1px solid var(--reed-d); border-radius: var(--radius-sm); background: var(--reed-s); color: #3B5A1E; font-weight: 600; font-size: 0.92rem; margin: 10px 0; }
.reed-note .qmark { flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--reed-d); color: #fff; display: grid; place-items: center; font-weight: 800; }

.example-flag { display: inline-block; margin-top: 14px; font-size: 0.74rem; color: var(--indigo-faint); font-style: italic; border-top: 1px dashed var(--line); padding-top: 8px; }

/* ---------- stop list ---------- */
.stop-list { list-style: none; margin: 0; padding: 0; max-width: 760px; margin-inline: auto; }
.stop-list li { display: flex; gap: 14px; align-items: flex-start; padding: 14px 16px; margin: 10px 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.stop-list .s-num { flex: none; width: 30px; height: 30px; border-radius: 50%; display: grid; place-items: center; background: var(--terra-s); color: var(--terra-d); font-weight: 800; font-size: 0.82rem; font-family: var(--mono); }
.stop-list p { margin: 0; color: var(--indigo-soft); font-size: 0.96rem; }
.stop-list strong { color: var(--indigo-2); }

/* ---------- guide entry cards ---------- */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.guide-card { display: flex; flex-direction: column; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 22px; text-decoration: none; color: var(--indigo); box-shadow: var(--shadow-sm); transition: transform 0.14s ease, box-shadow 0.14s ease; }
.guide-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.guide-card .guide-num { font-family: var(--mono); font-size: 0.78rem; color: var(--teal-d); letter-spacing: 0.1em; }
.guide-card h3 { font-family: var(--serif); font-size: 1.24rem; color: var(--indigo-2); margin: 8px 0 10px; }
.guide-card p { color: var(--indigo-soft); font-size: 0.95rem; margin: 0 0 16px; }
.guide-card .guide-cta { margin-top: auto; font-weight: 700; color: var(--teal-d); font-size: 0.9rem; }
@media (max-width: 900px) { .guide-grid { grid-template-columns: 1fr; } }

/* ---------- FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; }
details.faq-item { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); margin: 10px 0; box-shadow: var(--shadow-sm); overflow: hidden; }
details.faq-item summary { cursor: pointer; list-style: none; padding: 16px 20px; font-weight: 700; color: var(--indigo-2); display: flex; align-items: center; justify-content: space-between; gap: 14px; }
details.faq-item summary::-webkit-details-marker { display: none; }
details.faq-item summary::after { content: "+"; font-size: 1.5rem; font-weight: 400; color: var(--teal); line-height: 1; }
details.faq-item[open] summary::after { content: "–"; }
.faq-item .faq-body { padding: 0 20px 18px; color: var(--indigo-soft); font-size: 0.96rem; }
.faq-item .faq-body p { margin: 0 0 10px; }

/* ---------- final CTA ---------- */
.final-cta { background: var(--indigo-2); color: #fff; border-radius: 20px; padding: 44px 40px; text-align: center; position: relative; overflow: hidden; }
.final-cta::before { content: ""; position: absolute; inset: 0; opacity: 0.35; background: radial-gradient(circle at 15% 20%, var(--teal) 0, transparent 40%), radial-gradient(circle at 85% 80%, var(--terra) 0, transparent 40%); }
.final-cta h2 { font-family: var(--serif); font-size: clamp(1.5rem, 3.2vw, 2.1rem); margin: 0 0 12px; position: relative; }
.final-cta p { color: rgba(255,255,255,0.82); max-width: 30em; margin: 0 auto 24px; position: relative; }
.final-cta .btn-primary { position: relative; }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: var(--river-2); padding: 44px 0 30px; margin-top: 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 30px; }
.footer-brand p { color: var(--indigo-soft); font-size: 0.92rem; max-width: 34em; }
.footer-col h4 { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--indigo-faint); margin: 0 0 12px; }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col a { color: var(--indigo-soft); text-decoration: none; font-size: 0.94rem; line-height: 2.1; }
.footer-col a:hover { color: var(--teal-d); }
.footer-bottom { margin-top: 28px; padding-top: 20px; border-top: 1px solid var(--line-soft); font-size: 0.82rem; color: var(--indigo-faint); display: flex; flex-wrap: wrap; gap: 8px 20px; justify-content: space-between; }
@media (max-width: 720px) { .footer-grid { grid-template-columns: 1fr; } }

/* ---------- article / guide pages ---------- */
.page-hero { background: radial-gradient(circle at 80% 10%, var(--teal-s) 0, transparent 45%), var(--indigo-2); color: #fff; padding: 48px 0 40px; position: relative; overflow: hidden; }
.page-hero .container { position: relative; }
.page-hero h1 { font-family: var(--serif); font-size: clamp(1.8rem, 4vw, 2.6rem); margin: 12px 0 12px; line-height: 1.15; color: #fff; }
.page-hero p { color: rgba(255,255,255,0.82); max-width: 40em; font-size: 1.05rem; }

.article-body { max-width: 760px; margin: 0 auto; padding: 40px 22px 60px; }
.article-body h2 { font-family: var(--serif); font-size: 1.5rem; color: var(--indigo-2); margin: 38px 0 12px; }
.article-body h3 { font-size: 1.12rem; color: var(--indigo-2); margin: 26px 0 8px; }
.article-body p { color: var(--indigo-soft); margin: 0 0 16px; }
.article-body ul, .article-body ol { color: var(--indigo-soft); margin: 0 0 18px; padding-left: 22px; }
.article-body li { margin: 6px 0; }
.article-body blockquote { margin: 22px 0; padding: 16px 20px; background: var(--river-2); border-left: 4px solid var(--teal); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; color: var(--indigo-soft); font-family: var(--serif); font-size: 1.06rem; }

.back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--teal-s); font-weight: 700; text-decoration: none; font-size: 0.9rem; margin-bottom: 6px; }
.back-link:hover { text-decoration: underline; }

/* legal pages */
.legal-body { max-width: 720px; margin: 0 auto; padding: 40px 22px 60px; }
.legal-body h1 { font-family: var(--serif); color: var(--indigo-2); font-size: 2rem; margin: 0 0 6px; }
.legal-body .legal-date { color: var(--indigo-faint); font-size: 0.85rem; margin-bottom: 24px; }
.legal-body h2 { font-family: var(--serif); font-size: 1.25rem; color: var(--indigo-2); margin: 28px 0 8px; }
.legal-body p, .legal-body li { color: var(--indigo-soft); }
.legal-body ul { padding-left: 22px; }

/* 404 */
.notfound { text-align: center; padding: 70px 22px 80px; }
.notfound .big { font-family: var(--serif); font-size: clamp(4rem, 14vw, 7rem); color: var(--indigo-2); margin: 0; line-height: 1; }
.notfound h1 { font-family: var(--serif); color: var(--indigo-2); margin: 8px 0 12px; }
.notfound p { color: var(--indigo-soft); max-width: 30em; margin: 0 auto 24px; }