/* Federalist Design System — Unrig USA
 * Palette, type, utilities. No 1px borders for sectioning.
 */

:root {
  --primary: #00153e;            /* Unity Blue */
  --primary-container: #002868;
  --secondary: #ba022d;          /* Civic Red */
  --on-primary: #fcf9f2;
  --on-secondary: #fcf9f2;

  --surface: #fcf9f2;            /* Parchment */
  --surface-container-low: #f6f3ec;
  --surface-container: #efece4;
  --surface-container-high: #e9e6de;
  --surface-container-highest: #e5e2db;
  --surface-variant: #e5e2db;

  --on-surface: #1c1c18;         /* Ink */
  --on-surface-muted: #4a4a44;
  --outline: #747781;
  --outline-variant: rgba(116, 119, 129, 0.15);
}

html { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }

body {
  background-color: var(--surface);
  color: var(--on-surface);
  font-family: 'Public Sans', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  position: relative;
}

/* Parchment noise grain */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.025;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='240' height='240'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

main, header, footer { position: relative; z-index: 2; }

.font-headline { font-family: 'Newsreader', Georgia, serif; }
.font-body { font-family: 'Public Sans', system-ui, sans-serif; }

h1, h2, h3, h4 {
  font-family: 'Newsreader', Georgia, serif;
  color: var(--primary);
  letter-spacing: -0.02em;
  line-height: 1.05;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--secondary); }

.section-label {
  font-family: 'Public Sans', system-ui, sans-serif;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.4em;
  color: var(--secondary);
}

.surface-low { background-color: var(--surface-container-low); }
.surface-mid { background-color: var(--surface-container); }
.surface-high { background-color: var(--surface-container-highest); }
.ink-card { background: var(--primary); color: var(--on-primary); }
.ink-card h1, .ink-card h2, .ink-card h3, .ink-card h4 { color: var(--on-primary); }
.ink-card .section-label { color: #ba022d; opacity: 0.95; }

/* Buttons — Federalist seal */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  background: linear-gradient(180deg, var(--primary) 0%, var(--primary-container) 100%);
  color: var(--on-primary);
  font-family: 'Public Sans', system-ui, sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0.375rem;
  border-bottom: 2px solid var(--secondary);
  transition: transform 120ms ease, box-shadow 120ms ease;
}
.btn-primary:hover { color: var(--on-primary); transform: translateY(-1px); box-shadow: 0 8px 20px rgba(28, 28, 24, 0.12); }

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  background: var(--surface-container-highest);
  color: var(--primary);
  font-family: 'Public Sans', system-ui, sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0.375rem;
  transition: background 120ms ease;
}
.btn-secondary:hover { background: var(--surface-container-high); color: var(--primary); }

.btn-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.6rem;
  background: var(--secondary);
  color: var(--on-secondary);
  font-family: 'Public Sans', system-ui, sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 0.375rem;
  transition: filter 120ms ease;
}
.btn-cta:hover { filter: brightness(0.92); color: var(--on-secondary); }

/* Cards — no borders, surface tier lift on hover */
.card {
  background: var(--surface-container-low);
  padding: 1.75rem;
  border-radius: 0.375rem;
  transition: background 160ms ease;
}
.card:hover { background: var(--surface-container-high); }

.card-elevated {
  background: var(--surface-container-highest);
  padding: 1.75rem;
  border-radius: 0.375rem;
}

/* Underline-only inputs */
.input-underline {
  width: 100%;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(116, 119, 129, 0.3);
  padding: 0.6rem 0;
  font-family: 'Public Sans', system-ui, sans-serif;
  font-size: 1rem;
  color: var(--on-surface);
  outline: none;
  transition: border-color 120ms ease, border-width 120ms ease;
}
.input-underline:focus { border-bottom: 2px solid var(--secondary); }
.input-underline::placeholder { color: var(--outline); opacity: 0.6; }

/* Action chips */
.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.9rem;
  background: var(--surface-variant);
  color: var(--on-surface);
  font-family: 'Public Sans', system-ui, sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  border-radius: 9999px;
}

/* Sticky glass header */
.glass-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(252, 249, 242, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* Containers */
.container-page { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 768px) { .container-page { padding: 0 2.5rem; } }

/* Hero numeric tag */
.numeric-tag {
  font-family: 'Newsreader', Georgia, serif;
  font-style: italic;
  color: var(--secondary);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
}

/* Donate ribbon button (header CTA) */
.btn-donate {
  display: inline-flex;
  align-items: center;
  padding: 0.55rem 1.1rem;
  background: var(--secondary);
  color: var(--on-secondary);
  font-family: 'Public Sans', system-ui, sans-serif;
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border-radius: 0.25rem;
}
.btn-donate:hover { color: var(--on-secondary); filter: brightness(0.92); }

/* Nav links */
.nav-link {
  font-family: 'Public Sans', system-ui, sans-serif;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--on-surface);
  letter-spacing: 0.02em;
  transition: color 120ms ease;
}
.nav-link:hover, .nav-link.is-active { color: var(--secondary); }

/* Footer link */
.footer-link {
  display: block;
  padding: 0.25rem 0;
  font-size: 0.88rem;
  color: var(--on-surface);
  opacity: 0.78;
}
.footer-link:hover { opacity: 1; color: var(--secondary); }

/* Social icon button */
.social-btn {
  width: 38px; height: 38px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--surface-container-highest);
  color: var(--primary);
  border-radius: 0.375rem;
  transition: background 120ms ease, color 120ms ease;
}
.social-btn:hover { background: var(--primary); color: var(--on-primary); }

/* Team — bio cards */
.team-card {
  background: var(--surface-container-low);
  border-radius: 0.375rem;
  overflow: hidden;
  transition: background 160ms ease;
}
.team-card:hover { background: var(--surface-container-high); }
.team-photo {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
  display: block;
}
.team-photo-placeholder {
  width: 100%;
  aspect-ratio: 4/5;
  background: linear-gradient(135deg, var(--surface-container-high) 0%, var(--surface-container-highest) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Newsreader', Georgia, serif;
  font-size: 3.5rem;
  font-style: italic;
  color: var(--primary);
  opacity: 0.45;
}

/* Mobile menu */
.mobile-menu {
  display: none;
  background: var(--surface-container-low);
}
.mobile-menu.is-open { display: block; }
.mobile-menu .nav-link { display: block; padding: 0.85rem 0; }

/* Helper spacing */
.section { padding: 5rem 0; }
@media (min-width: 768px) { .section { padding: 7rem 0; } }
.section-tight { padding: 3rem 0; }

/* Ambient shadow for floating elements */
.shadow-ambient { box-shadow: 0 20px 40px rgba(28, 28, 24, 0.06); }

/* Typography scale */
.display-lg { font-size: clamp(2.6rem, 6vw, 4.5rem); font-weight: 800; }
.display-md { font-size: clamp(2rem, 4.5vw, 3.25rem); font-weight: 700; }
.headline-lg { font-size: clamp(1.6rem, 3vw, 2.25rem); font-weight: 700; }
.headline-md { font-size: clamp(1.3rem, 2vw, 1.6rem); font-weight: 600; }
.body-lg { font-size: 1.05rem; line-height: 1.7; }
.body-md { font-size: 0.98rem; line-height: 1.65; }

/* Italic accent for revolution-style headlines */
.italic-red { font-style: italic; color: var(--secondary); }

/* ---------- Standardized component classes ---------- */

/* Card numeral — bold upright tag for numbered/lettered cards (1. UNITE, A., B., 01)
 * Use INSTEAD of .numeric-tag inside cards. .numeric-tag stays for small italic accents. */
.card-numeral {
  font-family: 'Newsreader', Georgia, serif;
  font-style: normal;
  font-weight: 800;
  font-size: 1.45rem;
  letter-spacing: 0.02em;
  color: var(--secondary);
  margin-bottom: 0.6rem;
}
.ink-card .card-numeral { color: var(--on-primary); opacity: 0.85; }

/* Muted body text — replaces inline color:var(--on-surface-muted) */
.muted { color: var(--on-surface-muted); }
.ink-card .muted { color: var(--on-primary); opacity: 0.85; }

/* Italic placeholder copy — for "bio coming soon" etc. */
.muted-italic { color: var(--on-surface-muted); font-style: italic; }

/* Hero image frame — 4:3 aspect-ratio rounded container */
.hero-frame {
  aspect-ratio: 4 / 3;
  border-radius: 0.375rem;
  overflow: hidden;
  background: var(--surface-container-low);
}
.hero-frame img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* Page-header split grid: stacks on mobile, 2-col on desktop with 1.3fr / 1fr */
.split-grid { display: grid; grid-template-columns: 1fr; gap: 3rem; align-items: center; }
@media (min-width: 900px) {
  .split-grid { grid-template-columns: 1.3fr 1fr; gap: 4rem; }
  .split-grid--wide-text { grid-template-columns: 1.4fr 1fr; }
  .split-grid--even { grid-template-columns: 1fr 1fr; gap: 5rem; }
}

/* Hero variant for pages that want a 4:5 portrait image (home) */
.hero-frame--portrait { aspect-ratio: 4 / 5; }

/* Footer link defaults — strips repeated inline color overrides */
footer .footer-link { color: var(--on-primary); }

/* Bullet list with red ▸ marker — used on home/action "why" sections */
.bullet-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.85rem; }
.bullet-list li { color: var(--on-surface-muted); padding-left: 1.25rem; position: relative; }
.bullet-list li::before { content: "▸"; position: absolute; left: 0; color: var(--secondary); }

/* Page-header section padding (replaces padding-top:4rem; padding-bottom:3rem on every page) */
.page-header { padding: 4rem 0 3rem; }
.page-header--tight { padding: 4rem 0 2rem; }