/* =========================================================================
   FUEL AI — Legal pages (Terms / Privacy) shared styles
   ========================================================================= */

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg1);
  min-height: 100vh;
}

/* ---------- Top nav ---------- */
.topnav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(10,10,10,0.78);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.topnav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 700 17px/1 var(--font-display);
  letter-spacing: -0.01em;
  color: var(--fg1);
  text-decoration: none;
}
.brand img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}
.brand-mark { display: flex; align-items: baseline; gap: 4px; }
.brand-mark .ai { color: var(--fuel-green); }
.topnav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}
.topnav-links a {
  font: var(--t-body);
  color: var(--fg2);
  text-decoration: none;
  transition: color 150ms ease;
}
.topnav-links a:hover { color: var(--fg1); }
.topnav-cta {
  background: var(--fuel-green);
  color: var(--fg-on-green) !important;
  padding: 9px 16px;
  border-radius: var(--r-pill);
  font: var(--t-body-b);
}

/* ---------- Hero ---------- */
.hero {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 32px 24px;
}
.hero-meta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 12px 6px 6px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  font: var(--t-caption);
  color: var(--fg2);
  margin-bottom: 24px;
}
.hero-meta .dot {
  width: 22px; height: 22px;
  border-radius: 999px;
  background: var(--fuel-green-soft);
  color: var(--fuel-green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
}
.hero-meta .sep { color: var(--fg3); }
.hero-eyebrow {
  font: var(--t-label);
  color: var(--fuel-green);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin: 0 0 12px;
}
.hero h1 {
  font: 800 56px/1.05 var(--font-display);
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 720px;
}
.hero p {
  color: var(--fg2);
  font: 500 17px/1.5 var(--font-body);
  max-width: 620px;
  margin: 0;
}

/* ---------- Doc cross-link ---------- */
.crosslink-row {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 32px 0;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}
.crosslink {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px 10px 14px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  color: var(--fg2);
  text-decoration: none;
  font: var(--t-body-b);
  transition: all 150ms ease;
}
.crosslink:hover {
  color: var(--fg1);
  border-color: var(--border-strong);
  background: var(--surface-2);
}
.crosslink .arrow {
  color: var(--fuel-green);
  transition: transform 150ms ease;
}
.crosslink:hover .arrow { transform: translateX(2px); }
.reading-time {
  color: var(--fg3);
  font: var(--t-caption);
}

/* ---------- Layout ---------- */
.doc-layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 32px 96px;
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 48px;
  align-items: start;
}

/* ---------- TOC ---------- */
.toc {
  position: sticky;
  top: 88px;
  max-height: calc(100vh - 120px);
  overflow-y: auto;
  padding: 4px 0;
}
.toc-label {
  font: var(--t-label);
  color: var(--fg3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 12px 12px;
  margin: 0;
}
.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: toc;
}
.toc li { counter-increment: toc; }
.toc a {
  display: flex;
  align-items: baseline;
  gap: 10px;
  padding: 8px 12px;
  border-radius: var(--r-sm);
  color: var(--fg2);
  text-decoration: none;
  font: 500 14px/1.35 var(--font-body);
  transition: all 150ms ease;
  border-left: 2px solid transparent;
  margin-left: -2px;
}
.toc a::before {
  content: counter(toc, decimal-leading-zero);
  color: var(--fg3);
  font: 700 11px/1 var(--font-mono);
  flex-shrink: 0;
  min-width: 18px;
}
.toc a:hover { color: var(--fg1); background: var(--surface-1); }
.toc a.active {
  color: var(--fuel-green);
  background: var(--surface-1);
  border-left-color: var(--fuel-green);
}
.toc a.active::before { color: var(--fuel-green); }
.toc-divider {
  height: 1px;
  background: var(--border);
  margin: 16px 12px;
}
.toc-other-doc {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--r-sm);
  color: var(--fg2);
  text-decoration: none;
  font: var(--t-body-b);
  transition: all 150ms ease;
}
.toc-other-doc:hover { color: var(--fg1); background: var(--surface-1); }
.toc-other-doc .arrow { color: var(--fuel-green); }

/* ---------- Doc content ---------- */
.doc > section {
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 32px;
  margin-bottom: 16px;
  scroll-margin-top: 88px;
}

.section-head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 16px;
}
.section-num {
  font: 700 12px/1 var(--font-mono);
  color: var(--fg3);
  background: var(--surface-2);
  padding: 6px 10px;
  border-radius: var(--r-pill);
  letter-spacing: 0.04em;
}
.doc h2 {
  font: 700 24px/1.2 var(--font-display);
  letter-spacing: -0.01em;
  margin: 0;
  flex: 1;
}
.doc h3 {
  font: 700 16px/1.3 var(--font-display);
  margin: 24px 0 8px;
  color: var(--fg1);
}
.doc p {
  font: 500 15px/1.55 var(--font-body);
  color: var(--fg2);
  margin: 0 0 12px;
}
.doc p strong, .doc li strong {
  color: var(--fg1);
  font-weight: 700;
}
.doc ul {
  margin: 12px 0 16px;
  padding: 0;
  list-style: none;
}
.doc ul li {
  position: relative;
  padding: 6px 0 6px 22px;
  font: 500 15px/1.55 var(--font-body);
  color: var(--fg2);
}
.doc ul li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 16px;
  width: 5px;
  height: 5px;
  border-radius: 999px;
  background: var(--fuel-green);
}
.doc a {
  color: var(--fuel-green);
  text-decoration: none;
  border-bottom: 1px solid rgba(34,197,93,0.3);
}
.doc a:hover { border-bottom-color: var(--fuel-green); }
.doc strong { color: var(--fg1); }

/* ---------- Callouts ---------- */
.callout {
  margin: 16px 0;
  padding: 16px 18px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.callout-icon {
  width: 32px; height: 32px;
  border-radius: var(--r-sm);
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}
.callout p { margin: 0; font: 500 14px/1.5 var(--font-body); }
.callout.health {
  border-color: rgba(255,69,0,0.18);
  background: linear-gradient(180deg, rgba(255,69,0,0.06), transparent 80%), var(--surface-2);
}
.callout.health .callout-icon { background: var(--fuel-flame-soft); color: var(--fuel-flame); }
.callout.health p strong { color: var(--fuel-flame); }
.callout.green .callout-icon { background: var(--fuel-green-soft); color: var(--fuel-green); }

/* "We don't sell your data" hero callout */
.promise {
  background: linear-gradient(180deg, rgba(34,197,93,0.10), rgba(34,197,93,0.02));
  border: 1px solid rgba(34,197,93,0.25);
  border-radius: var(--r-lg);
  padding: 28px 32px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.promise-mark {
  width: 56px; height: 56px;
  border-radius: var(--r-md);
  background: var(--fuel-green);
  color: var(--fg-on-green);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  flex-shrink: 0;
  box-shadow: 0 8px 24px rgba(34,197,93,0.25);
}
.promise h3 {
  margin: 0 0 4px;
  font: 800 22px/1.2 var(--font-display);
  color: var(--fg1);
  letter-spacing: -0.01em;
}
.promise p {
  margin: 0;
  color: var(--fg2);
  font: 500 14px/1.45 var(--font-body);
}

/* ---------- Tables ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 16px 0;
  background: var(--surface-2);
  border-radius: var(--r-md);
  overflow: hidden;
  border: 1px solid var(--border);
}
.data-table th, .data-table td {
  text-align: left;
  padding: 12px 16px;
  font: 500 14px/1.4 var(--font-body);
  border-bottom: 1px solid var(--border);
  color: var(--fg2);
  vertical-align: top;
}
.data-table th {
  font: 700 12px/1.3 var(--font-body);
  color: var(--fg3);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: rgba(255,255,255,0.02);
}
.data-table tr:last-child td { border-bottom: none; }
.data-table td:first-child { color: var(--fg1); font-weight: 700; }

/* ---------- Data list ---------- */
.data-group {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px 18px;
  margin: 12px 0 16px;
}
.data-group-title {
  font: 700 14px/1.3 var(--font-display);
  color: var(--fg1);
  margin-bottom: 10px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.data-group-title .chip {
  width: 24px; height: 24px;
  border-radius: 7px;
  background: var(--fuel-green-soft);
  color: var(--fuel-green);
  font-size: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.data-group-title .chip.flame { background: var(--fuel-flame-soft); color: var(--fuel-flame); }
.data-group ul { margin: 0; }
.data-group ul li { padding: 4px 0 4px 18px; font-size: 14px; }
.data-group ul li::before { top: 13px; left: 2px; width: 4px; height: 4px; }

/* ---------- Doc footer (contact card) ---------- */
.doc-footer {
  margin-top: 24px;
  background: var(--surface-1);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 20px;
  align-items: center;
}
.doc-footer .mascot { width: 64px; height: 64px; }
.doc-footer h3 {
  margin: 0 0 4px;
  font: 700 18px/1.2 var(--font-display);
  color: var(--fg1);
}
.doc-footer p {
  margin: 0;
  color: var(--fg2);
  font: var(--t-body);
}
.doc-footer .row {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  flex-wrap: wrap;
}
.doc-footer .row a {
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--fg1);
  padding: 8px 14px;
  border-radius: var(--r-pill);
  font: var(--t-body-b);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all 150ms ease;
}
.doc-footer .row a:hover {
  background: var(--surface-3);
  border-color: var(--border-strong);
}
.doc-footer .row a.primary {
  background: var(--fuel-green);
  color: var(--fg-on-green);
  border-color: transparent;
}

/* ---------- Site footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg);
}
.site-footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.site-footer .copy { font: var(--t-caption); color: var(--fg3); }
.site-footer .links { display: flex; gap: 24px; }
.site-footer .links a { font: var(--t-caption); color: var(--fg2); text-decoration: none; }
.site-footer .links a:hover { color: var(--fg1); }

/* ---------- Legal emphasis (ALL CAPS clauses) ---------- */
.legal-emphasis {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 16px 18px;
  margin: 12px 0;
}
.legal-emphasis p {
  font: 600 13px/1.55 var(--font-body);
  color: var(--fg2);
  margin: 0;
  letter-spacing: 0.01em;
}

/* ---------- Mobile ---------- */
@media (max-width: 900px) {
  .topnav-inner { padding: 12px 20px; }
  .topnav-links a:not(.topnav-cta) { display: none; }
  .hero { padding: 40px 20px 16px; }
  .hero h1 { font-size: 36px; }
  .hero p { font-size: 15px; }
  .crosslink-row { padding: 24px 20px 0; }
  .doc-layout {
    grid-template-columns: 1fr;
    padding: 16px 20px 64px;
    gap: 0;
  }
  .toc { display: none; }
  .doc > section { padding: 24px 20px; }
  .doc h2 { font-size: 20px; }
  .doc-footer { grid-template-columns: 1fr; padding: 24px; }
  .doc-footer .mascot { width: 48px; height: 48px; }
  .promise { padding: 20px; flex-direction: column; align-items: flex-start; }
  .data-table th, .data-table td { padding: 10px 12px; font-size: 13px; }
}