/* ============================================
   SONDER DIGITALS — Brand Design System
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,500;0,600;0,700;0,800;1,500&family=Inter:wght@400;500;600;700&display=swap');

:root {
  /* Brand colors, derived from logo + posters */
  --navy: #16243F;
  --navy-soft: #243652;
  --teal: #1F4E4A;
  --teal-soft: #2C6760;
  --gold: #C9A227;
  --gold-light: #E0BD55;
  --cream: #FAF6EE;
  --cream-deep: #F2ECDD;
  --ink: #2A2A2A;
  --ink-soft: #5B5F66;
  --white: #FFFFFF;
  --line: rgba(22, 36, 63, 0.12);

  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --max-width: 1200px;
  --radius: 4px;
  --shadow-soft: 0 4px 24px rgba(22, 36, 63, 0.08);
  --shadow-lift: 0 12px 40px rgba(22, 36, 63, 0.16);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--sans);
  color: var(--ink);
  background: var(--cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 32px;
}

@media (max-width: 640px) {
  .container { padding: 0 20px; }
}

/* ---- Typography ---- */
h1, h2, h3, h4 {
  font-family: var(--serif);
  color: var(--navy);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.6rem); }

p { color: var(--ink-soft); }

.eyebrow {
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before {
  content: '';
  width: 28px;
  height: 1px;
  background: var(--gold);
}

.text-accent { color: var(--teal); }
.text-gold { color: var(--gold); }

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--sans);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 15px 30px;
  border-radius: 999px;
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, color 0.25s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--teal);
  color: var(--white);
}
.btn-primary:hover {
  background: var(--navy);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}
.btn-gold {
  background: var(--gold);
  color: var(--navy);
}
.btn-gold:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lift);
}
.btn-outline {
  background: transparent;
  border-color: var(--navy);
  color: var(--navy);
}
.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}
.btn-outline-light {
  background: transparent;
  border-color: rgba(255,255,255,0.5);
  color: var(--white);
}
.btn-outline-light:hover {
  background: var(--white);
  color: var(--navy);
}

/* ---- Header / Nav ---- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(250, 246, 238, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand-mark {
  width: 42px;
  height: 42px;
  flex-shrink: 0;
}
.brand-text {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.3rem;
  color: var(--navy);
  letter-spacing: 0.01em;
  line-height: 1.1;
}
.brand-text span {
  display: block;
  font-family: var(--sans);
  font-size: 0.58rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  color: var(--teal);
  margin-top: 2px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--ink);
  position: relative;
  padding: 6px 0;
  transition: color 0.2s ease;
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 2px;
  background: var(--gold);
  transition: width 0.25s ease;
}
.nav-links a:hover, .nav-links a.active { color: var(--teal); }
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.nav-cta { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  width: 24px; height: 2px;
  background: var(--navy);
  border-radius: 2px;
}

@media (max-width: 880px) {
  .nav-links { display: none; }
  .nav-toggle { display: flex; }
  .nav-row .btn-primary.desktop-only { display: none; }
}

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--cream);
  border-bottom: 1px solid var(--line);
  padding: 12px 0 24px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 14px 32px;
  font-weight: 500;
  border-bottom: 1px solid var(--line);
}
.mobile-menu .btn { margin: 16px 32px 0; justify-content: center; }

/* ---- Signature arc / crescent motif ---- */
.arc-bg {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
}

/* ---- Section spacing ---- */
section { position: relative; }
.section-pad { padding: 110px 0; }
@media (max-width: 768px) {
  .section-pad { padding: 72px 0; }
}

.section-head {
  max-width: 640px;
  margin-bottom: 56px;
}
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 { margin-top: 14px; }
.section-head p { margin-top: 18px; font-size: 1.08rem; }

hr.divider {
  border: none;
  height: 1px;
  background: var(--line);
  margin: 0;
}

/* ---- Footer ---- */
.site-footer {
  background: var(--navy);
  color: rgba(255,255,255,0.78);
  padding: 72px 0 32px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 56px;
}
@media (max-width: 880px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer-grid { grid-template-columns: 1fr; gap: 36px; }
}
.footer-brand { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.footer-brand .brand-mark { width: 36px; height: 36px; }
.footer-brand-text {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--white);
}
.footer-tagline { font-size: 0.85rem; color: var(--gold-light); letter-spacing: 0.04em; margin-bottom: 18px; }
.footer-col h4 {
  font-family: var(--sans);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.footer-col a, .footer-col p {
  display: block;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.72);
  margin-bottom: 12px;
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--gold-light); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.14);
  padding-top: 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
  flex-wrap: wrap;
  gap: 12px;
}

/* ---- Cards ---- */
.card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--line);
  padding: 36px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}

/* ---- Utility ---- */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.gap-12 { gap: 12px; }
.gap-20 { gap: 20px; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }
.text-center { text-align: center; }
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .fade-up { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}