/* ============================================================
 * FuelEcon · Static / legal page styles
 * Shared across: /about, /privacy, /terms, /disclosure, /contact
 * Extends the design tokens from index.html.
 * ============================================================ */

:root {
  --c-primary:    #1A5F3F;
  --c-primary-dk: #0F4028;
  --c-secondary:  #F4A52D;
  --c-accent:     #B8E23A;
  --c-ink:        #1B2430;
  --c-ink-soft:   #4a5a6a;
  --c-muted:      #6b7a88;
  --c-paper:      #FDF8EE;
  --c-card:       #FFFFFF;
  --c-success:    #4EC28A;
  --c-warn:       #D96F3C;
  --c-border:     #ece3cf;

  --radius-lg: 28px;
  --radius-md: 20px;
  --radius-sm: 14px;
  --shadow-card: 0 8px 24px rgba(27,36,48,0.05), 0 2px 6px rgba(27,36,48,0.04);
  --max-prose: 760px;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--c-paper);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  color: var(--c-ink);
  line-height: 1.65;
  padding: 24px 20px 60px;
  font-size: 1rem;
}

.container { max-width: 1300px; margin: 0 auto; }
.prose { max-width: var(--max-prose); margin: 0 auto; }

/* ---------- Site header (shared) ---------- */
.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--c-border);
}
.site-header a.brand-link {
  text-decoration: none;
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-wrap: wrap;
}
.site-header h1.brand {
  font-weight: 800;
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--c-primary), var(--c-success));
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  letter-spacing: -0.3px;
}
.site-header h1.brand i { -webkit-text-fill-color: var(--c-primary); }
.site-header .tagline { font-size: 0.85rem; color: var(--c-muted); }
.site-nav { display: flex; gap: 20px; flex-wrap: wrap; }
.site-nav a {
  color: var(--c-ink-soft);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.9rem;
  transition: color 0.15s;
}
.site-nav a:hover { color: var(--c-primary); }
.site-nav a.active { color: var(--c-primary); font-weight: 700; }

/* ---------- Page header block ---------- */
.page-hero {
  background: linear-gradient(135deg, #F4FBF7, #FFF6E1);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  margin-bottom: 32px;
}
.page-hero h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--c-primary-dk);
  letter-spacing: -0.5px;
  margin-bottom: 10px;
}
.page-hero p.lead {
  font-size: 1.1rem;
  color: var(--c-ink-soft);
  max-width: 640px;
  line-height: 1.55;
}
.page-hero .meta {
  margin-top: 16px;
  font-size: 0.85rem;
  color: var(--c-muted);
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}
.page-hero .meta strong { color: var(--c-ink); font-weight: 600; }

/* ---------- Prose ---------- */
.prose h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--c-ink);
  margin: 40px 0 14px;
  padding-left: 14px;
  border-left: 4px solid var(--c-primary);
}
.prose h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--c-ink);
  margin: 28px 0 10px;
}
.prose p {
  margin-bottom: 14px;
  color: var(--c-ink);
}
.prose ul, .prose ol {
  margin: 12px 0 18px 28px;
  color: var(--c-ink);
}
.prose ul li, .prose ol li { margin-bottom: 8px; line-height: 1.6; }
.prose a {
  color: var(--c-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  text-decoration-thickness: 1.5px;
}
.prose a:hover { color: var(--c-primary-dk); }
.prose strong { color: var(--c-ink); font-weight: 700; }
.prose code {
  background: #F0EBDD;
  padding: 2px 7px;
  border-radius: 6px;
  font-family: ui-monospace, 'Menlo', monospace;
  font-size: 0.9em;
  color: var(--c-primary-dk);
}
.prose blockquote {
  border-left: 4px solid var(--c-secondary);
  background: #FFF6E1;
  padding: 14px 20px;
  margin: 20px 0;
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  color: var(--c-ink-soft);
  font-style: italic;
}
.prose hr {
  border: none;
  border-top: 1px solid var(--c-border);
  margin: 32px 0;
}

/* ---------- Callout boxes ---------- */
.callout {
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin: 20px 0;
  border-left: 5px solid;
  font-size: 0.95rem;
}
.callout.info   { background: #F4FBF7; border-left-color: var(--c-primary); }
.callout.warn   { background: #FFF6E1; border-left-color: var(--c-secondary); }
.callout.danger { background: #FDECE3; border-left-color: var(--c-warn); }
.callout strong { display: block; margin-bottom: 4px; color: var(--c-ink); }

/* ---------- TOC ---------- */
.toc {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: 18px 22px;
  margin-bottom: 32px;
}
.toc h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--c-muted);
  margin-bottom: 10px;
  font-weight: 700;
}
.toc ol { list-style: decimal inside; margin: 0; }
.toc ol li { margin-bottom: 4px; font-size: 0.92rem; }
.toc ol li a {
  color: var(--c-primary);
  text-decoration: none;
}
.toc ol li a:hover { text-decoration: underline; }

/* ---------- Contact form ---------- */
.contact-form {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  box-shadow: var(--shadow-card);
  margin-top: 24px;
}
.form-row { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-row label { font-weight: 600; font-size: 0.88rem; color: var(--c-ink-soft); }
.form-row input, .form-row textarea, .form-row select {
  padding: 12px 14px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--c-border);
  font-family: inherit;
  font-size: 1rem;
  background: white;
}
.form-row input:focus, .form-row textarea:focus, .form-row select:focus {
  outline: none;
  border-color: var(--c-primary);
  box-shadow: 0 0 0 3px rgba(26,95,63,0.15);
}
.form-row textarea { resize: vertical; min-height: 120px; }
.form-row button {
  background: var(--c-primary);
  color: white;
  border: none;
  padding: 14px 24px;
  border-radius: 40px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  transition: 0.15s;
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.form-row button:hover { background: var(--c-primary-dk); transform: translateY(-1px); }

/* ---------- Site footer (shared) ---------- */
.site-footer {
  margin-top: 48px;
  padding: 28px 24px;
  background: var(--c-ink);
  color: #c8d0d8;
  border-radius: var(--radius-lg);
  font-size: 0.88rem;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.footer-col h4 { color: white; margin-bottom: 10px; font-size: 0.95rem; }
.footer-col a {
  display: block;
  color: #c8d0d8;
  text-decoration: none;
  padding: 4px 0;
  transition: color 0.15s;
}
.footer-col a:hover { color: var(--c-accent); }
.footer-legal {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin-top: 20px;
  padding-top: 16px;
  text-align: center;
  font-size: 0.8rem;
  color: #8a96a2;
}

/* ---------- Responsive ---------- */
@media (max-width: 780px) {
  body { padding: 16px 12px 40px; }
  .page-hero { padding: 24px 20px; border-radius: 22px; }
  .page-hero h1 { font-size: 1.7rem; }
  .page-hero p.lead { font-size: 1rem; }
  .prose h2 { font-size: 1.25rem; }
  .site-nav { gap: 12px; font-size: 0.85rem; }
}