/* ==========================================================================
   Argus — legal pages shared layout
   Reuses tokens from colors_and_type.css and the index.html theme overrides.
   These pages are intentionally simpler than index.html: no live feed,
   no graph viz, no i18n. Read-only institutional documents.
   ========================================================================== */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

:root {
  --font-display: 'Geist', 'Inter', ui-sans-serif, system-ui, sans-serif;

  --bg-app:        oklch(0.13 0.005 264);
  --bg-card:       oklch(0.165 0.008 264);
  --bg-elevated:   oklch(0.195 0.011 264);
  --bg-hover:      oklch(0.225 0.013 264);
  --bg-input:      oklch(0.165 0.008 264);
  --bg-surface:    oklch(0.155 0.006 264);

  --text-primary:   oklch(0.96 0.005 255);
  --text-secondary: oklch(0.70 0.018 258);
  --text-tertiary:  oklch(0.55 0.022 264);
  --text-muted:     oklch(0.45 0.020 264);

  --border-color:   oklch(0.28 0.014 261);
  --border-strong:  oklch(0.40 0.018 261);
  --border-faint:   oklch(0.22 0.011 261);

  --accent-blue:    oklch(0.68 0.16 245);
  --accent-amber:   oklch(0.78 0.16 70);
  --accent-green:   oklch(0.72 0.15 162);
  --accent-red:     oklch(0.66 0.21 25);

  --hairline: 1px solid var(--border-color);
  --hairline-faint: 1px solid var(--border-faint);

  --logo-mark: url('assets/argus_mark.png');
}

html[data-theme="light"] {
  --bg-app:        oklch(0.985 0.002 258);
  --bg-card:       oklch(1 0 0);
  --bg-elevated:   oklch(1 0 0);
  --bg-hover:      oklch(0.955 0.004 258);
  --bg-input:      oklch(0.975 0.003 258);
  --bg-surface:    oklch(0.965 0.004 258);

  --text-primary:   oklch(0.18 0.014 260);
  --text-secondary: oklch(0.42 0.022 258);
  --text-tertiary:  oklch(0.55 0.025 258);
  --text-muted:     oklch(0.66 0.022 258);

  --border-color:   oklch(0.88 0.010 258);
  --border-strong:  oklch(0.74 0.015 258);
  --border-faint:   oklch(0.93 0.006 258);

  color-scheme: light;
}

html, body {
  background: var(--bg-app);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
a.inline { color: var(--accent-blue); border-bottom: 1px solid color-mix(in oklch, var(--accent-blue), transparent 60%); }
a.inline:hover { border-bottom-color: var(--accent-blue); }
button { font: inherit; color: inherit; cursor: pointer; }

.mono { font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* ===== nav (simplified vs. main site) ===== */
.legal-nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklch, var(--bg-app), transparent 8%);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: var(--hairline);
}
.legal-nav-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
  height: 60px;
  display: flex;
  align-items: center;
  gap: 16px;
}
.legal-nav .brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 15px;
}
.legal-nav .logo-mark {
  display: inline-block;
  background-image: var(--logo-mark);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  width: 24px; height: 24px;
  filter: brightness(0) invert(1) opacity(0.92);
}
html[data-theme="light"] .legal-nav .logo-mark { filter: none; }
.legal-nav .holdings {
  font-family: var(--font-mono);
  font-size: 10.5px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  border-left: 1px solid var(--border-color);
  margin-left: 12px;
  padding-left: 12px;
}
.legal-nav .spacer { flex: 1; }
.legal-nav .crumb {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.legal-nav .crumb a:hover { color: var(--text-primary); }
.legal-nav .crumb .sep { margin: 0 8px; color: var(--text-muted); }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px; height: 30px;
  padding: 0;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 0;
  transition: color 120ms ease-out, border-color 120ms ease-out, background 120ms ease-out;
}
.theme-toggle:hover {
  color: var(--text-primary);
  border-color: var(--border-strong);
  background: var(--bg-hover);
}
.theme-toggle .theme-icon { display: none; }
html[data-theme="light"] .theme-toggle .theme-icon--moon { display: block; }
html:not([data-theme="light"]) .theme-toggle .theme-icon--sun { display: block; }

/* ===== document layout ===== */
.legal {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 32px 96px;
}

.legal-eyebrow {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 32px;
}
.legal-eyebrow .label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.legal-eyebrow .rule { flex: 1; height: 1px; background: var(--border-color); }

.legal h1 {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(34px, 4.4vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.028em;
}

.legal .updated {
  margin: 0 0 32px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}

.legal .lede {
  margin: 0 0 40px;
  color: var(--text-secondary);
  font-size: 16px;
  line-height: 1.55;
  max-width: 60ch;
}

/* English-only notice for non-English locales */
.legal .english-notice {
  margin: -16px 0 32px;
  border: 1px solid color-mix(in oklch, var(--accent-amber), transparent 50%);
  background: color-mix(in oklch, var(--accent-amber), transparent 90%);
  color: var(--text-primary);
  padding: 12px 16px;
  font-size: 13px;
  line-height: 1.5;
}

.legal-doc {
  border: var(--hairline);
  background: var(--bg-card);
}
.legal-doc section {
  padding: 28px 32px;
  border-bottom: var(--hairline-faint);
}
.legal-doc section:last-child { border-bottom: none; }

.legal-doc h2 {
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  line-height: 1.3;
  letter-spacing: -0.005em;
  color: var(--text-primary);
}
.legal-doc h2 .num {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  margin-right: 10px;
  vertical-align: 1px;
}
.legal-doc h3 {
  margin: 24px 0 10px;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: -0.005em;
  color: var(--text-primary);
}

.legal-doc p {
  margin: 0 0 14px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}
.legal-doc p:last-child { margin-bottom: 0; }
.legal-doc strong { color: var(--text-primary); font-weight: 600; }

.legal-doc ul {
  margin: 0 0 14px;
  padding: 0;
  list-style: none;
}
.legal-doc ul li {
  position: relative;
  padding: 4px 0 4px 22px;
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.65;
}
.legal-doc ul li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 14px;
  width: 8px; height: 1px;
  background: var(--border-strong);
}

.legal-doc dl {
  margin: 0 0 8px;
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 6px 24px;
}
.legal-doc dt {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  padding-top: 4px;
}
.legal-doc dd {
  margin: 0;
  color: var(--text-primary);
  font-size: 14px;
  line-height: 1.65;
}

.legal-doc code, .legal-doc .mono {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-primary);
  background: var(--bg-elevated);
  padding: 1px 5px;
  border: 1px solid var(--border-faint);
}

.legal-doc .callout {
  margin: 14px 0;
  border-left: 2px solid var(--accent-blue);
  padding: 4px 14px;
  color: var(--text-secondary);
  font-size: 13.5px;
  line-height: 1.65;
}

/* ===== legal index links list ===== */
.legal-index {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  border: var(--hairline);
  background: var(--bg-card);
  margin-top: 32px;
}
.legal-index a {
  padding: 24px 28px;
  border-right: var(--hairline);
  border-bottom: var(--hairline);
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: background 140ms ease-out;
}
.legal-index a:last-child { border-right: none; }
.legal-index a:hover { background: var(--bg-hover); }
.legal-index .ord {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-tertiary);
}
.legal-index .ttl {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 22px;
  line-height: 1.15;
  letter-spacing: -0.018em;
  color: var(--text-primary);
}
.legal-index .desc {
  color: var(--text-secondary);
  font-size: 13px;
  line-height: 1.5;
}
@media (max-width: 720px) {
  .legal-index { grid-template-columns: 1fr; }
  .legal-index a { border-right: none; }
}

/* =========================================================
   FOOTER (Synced with main site)
   ========================================================= */
.foot-container {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 32px;
}
.foot {
  border-top: var(--hairline);
  padding: 24px 0 20px;
  background: var(--bg-app);
}

.foot-meta {
  display: flex; align-items: center; gap: 14px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.foot-meta-k { color: var(--text-secondary); }
.foot-meta-rule { flex: 1; height: 1px; background: var(--border-color); opacity: 0.5; }
.foot-meta-v { color: var(--text-tertiary); }

.foot-inner {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: 48px;
  align-items: start;
}
.foot h6 {
  margin: 0 0 16px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  font-weight: 500;
}
.foot ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 9px; }
.foot li a {
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 120ms ease;
}
.foot li a:hover { color: var(--text-primary); }
.foot .col-brand .blurb { color: var(--text-secondary); font-size: 13px; line-height: 1.55; max-width: 36ch; margin: 16px 0 0; }
.foot .col-brand .foot-contact { margin: 12px 0 0; font-size: 13px; }
.foot .col-brand .foot-contact a { color: var(--text-secondary); text-decoration: none; }
.foot .col-brand .foot-contact a:hover { color: var(--text-primary); }
.foot .col-brand .nav-brand {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 18px;
  letter-spacing: -0.012em;
  color: var(--text-primary);
}

.foot-bot {
  margin-top: 32px;
  padding-top: 16px;
  border-top: var(--hairline);
  display: flex; align-items: center; justify-content: space-between;
  font-size: 11px;
  color: var(--text-tertiary);
  letter-spacing: 0.04em;
  gap: 24px;
}
.foot-bot .mono { font-family: var(--font-mono); }
.foot-bot-l {
  flex: 1;
  min-width: 0;
  line-height: 1.55;
}
.foot-bot-r {
  display: flex; align-items: center; gap: 8px;
  white-space: nowrap;
}
.foot-bot-r .status-dot {
  width: 6px; height: 6px;
  background: var(--accent-green);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 0 0 color-mix(in oklch, var(--accent-green), transparent 60%);
  animation: pulse 2.4s ease-out infinite;
}

@media (max-width: 1100px) {
  .foot-inner { grid-template-columns: 1.6fr repeat(3, 1fr); gap: 32px; }
}
@media (max-width: 900px) {
  .foot-inner { grid-template-columns: 1fr 1fr; gap: 32px; }
  .foot .col-brand { grid-column: 1 / -1; }
  .foot-bot { flex-direction: column; gap: 10px; align-items: flex-start; }
}

@media (max-width: 720px) {
  .foot-container { padding-left: 20px; padding-right: 20px; }
  .legal-nav-inner, .legal { padding-left: 20px; padding-right: 20px; }
  .legal-doc section { padding: 22px 20px; }
  .legal-doc dl { grid-template-columns: 1fr; }
  .legal-doc dt { padding-top: 0; margin-top: 8px; }
}