:root {
  --bg-deep: #0a0a0f;
  --bg-surface: #0f0f17;
  --bg-elevated: #15151f;
  --fg-primary: #e8e4dd;
  --fg-secondary: #9a958d;
  --fg-muted: #5c5850;
  --accent-gold: #d4af7d;
  --accent-gold-dim: rgba(212,175,125,0.15);
  --accent-silver: #b8bcc8;
  --font-display: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Outfit', -apple-system, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg-deep);
  color: var(--fg-primary);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: 6rem 2rem;
  text-align: center;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background:
    radial-gradient(ellipse 60% 50% at 50% 40%, rgba(212,175,125,0.04) 0%, transparent 70%),
    radial-gradient(ellipse 80% 60% at 20% 80%, rgba(88,60,120,0.06) 0%, transparent 60%);
  pointer-events: none;
}

.hero-stars {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background-image:
    radial-gradient(1px 1px at 10% 20%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 30% 65%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 55% 15%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1px 1px at 70% 80%, rgba(255,255,255,0.25), transparent),
    radial-gradient(1px 1px at 85% 40%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 45% 90%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 15% 55%, rgba(255,255,255,0.15), transparent),
    radial-gradient(1px 1px at 90% 10%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1.5px 1.5px at 25% 45%, rgba(212,175,125,0.4), transparent),
    radial-gradient(1.5px 1.5px at 75% 55%, rgba(212,175,125,0.3), transparent);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-eyebrow {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--accent-gold);
  margin-bottom: 2rem;
}

.hero h1 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  line-height: 1.1;
  letter-spacing: -0.01em;
  color: var(--fg-primary);
  margin-bottom: 1.5rem;
}

.hero-sub {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.8;
}

.hero-sigil {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: min(500px, 80vw);
  height: min(500px, 80vw);
  opacity: 0.4;
  z-index: 1;
  animation: sigil-rotate 120s linear infinite;
}

.sigil-svg { width: 100%; height: 100%; }

@keyframes sigil-rotate {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

/* ===== PHILOSOPHY ===== */
.philosophy {
  padding: 8rem 2rem;
  background: var(--bg-surface);
  border-top: 1px solid rgba(212,175,125,0.08);
  border-bottom: 1px solid rgba(212,175,125,0.08);
}

.philosophy-inner {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}

.philosophy-label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 2.5rem;
}

.philosophy-quote {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  color: var(--accent-gold);
  line-height: 1.2;
  margin-bottom: 2rem;
  border: none;
  padding: 0;
}

.philosophy-body {
  font-size: 1.05rem;
  color: var(--fg-secondary);
  line-height: 1.9;
}

/* ===== PRODUCTS ===== */
.products {
  padding: 8rem 2rem;
}

.products-header {
  text-align: center;
  margin-bottom: 4rem;
}

.products-header h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: 0.05em;
}

.products-grid {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.product-card {
  background: var(--bg-surface);
  border: 1px solid rgba(212,175,125,0.08);
  padding: 2.5rem;
  transition: border-color 0.4s ease;
}

.product-card:hover {
  border-color: rgba(212,175,125,0.2);
}

.product-card-large {
  grid-column: 1 / -1;
}

.product-icon {
  font-size: 1.8rem;
  color: var(--accent-gold);
  margin-bottom: 1.2rem;
  opacity: 0.7;
}

.product-card h3 {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  letter-spacing: 0.02em;
}

.product-detail {
  font-size: 0.92rem;
  color: var(--fg-secondary);
  line-height: 1.8;
}

.product-line {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--accent-gold);
  margin-top: 1.2rem;
  opacity: 0.8;
}

/* ===== EXPERIENCE ===== */
.experience {
  padding: 8rem 2rem;
  background: var(--bg-surface);
  border-top: 1px solid rgba(212,175,125,0.08);
  border-bottom: 1px solid rgba(212,175,125,0.08);
}

.experience-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.experience-text h2 {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.experience-text p {
  font-size: 0.95rem;
  color: var(--fg-secondary);
  line-height: 1.9;
  margin-bottom: 1rem;
}

.experience-signs {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.sign-preview {
  background: var(--bg-elevated);
  border: 1px solid rgba(212,175,125,0.06);
  padding: 1.5rem 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  transition: border-color 0.3s ease, transform 0.3s ease;
}

.sign-preview:hover {
  border-color: rgba(212,175,125,0.15);
  transform: translateX(4px);
}

.sign-name {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-gold);
}

.sign-line {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--fg-primary);
  opacity: 0.85;
}

/* ===== CLOSING ===== */
.closing {
  padding: 10rem 2rem;
  text-align: center;
  position: relative;
}

.closing::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(212,175,125,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.closing-inner {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.closing-label {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 2.5rem;
}

.closing h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.6rem, 3.5vw, 2.4rem);
  line-height: 1.4;
  margin-bottom: 1.5rem;
}

.closing-body {
  font-size: 1rem;
  color: var(--fg-secondary);
  line-height: 1.8;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 4rem 2rem;
  border-top: 1px solid rgba(212,175,125,0.06);
}

.footer-inner {
  max-width: 1000px;
  margin: 0 auto;
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.3rem;
  letter-spacing: 0.15em;
  color: var(--fg-primary);
  margin-bottom: 0.3rem;
}

.footer-tagline {
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--fg-muted);
}

.footer-divider {
  width: 30px;
  height: 1px;
  background: var(--accent-gold-dim);
  margin: 1.5rem auto;
}

.footer-fine {
  font-size: 0.75rem;
  color: var(--fg-muted);
}

/* ===== INTERSTITIAL AD OVERLAY ===== */
/*
 * Owns: full-screen interstitial overlay for ad placements between content transitions.
 * Does NOT own: frequency cap logic (interstitial.js), ad unit config (ad-config.js).
 */
.intst-backdrop {
  position: fixed;
  inset: 0;
  z-index: 9000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
.intst-backdrop.intst-visible {
  opacity: 1;
  pointer-events: all;
}

/* Constellation background particles */
.intst-backdrop::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 12% 18%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1px 1px at 28% 72%, rgba(255,255,255,0.25), transparent),
    radial-gradient(1px 1px at 53% 11%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1px 1px at 68% 85%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1px 1px at 82% 38%, rgba(255,255,255,0.25), transparent),
    radial-gradient(1px 1px at 44% 93%, rgba(255,255,255,0.15), transparent),
    radial-gradient(1px 1px at 92% 62%, rgba(255,255,255,0.2), transparent),
    radial-gradient(1.5px 1.5px at 22% 48%, rgba(212,175,125,0.35), transparent),
    radial-gradient(1.5px 1.5px at 77% 24%, rgba(212,175,125,0.25), transparent),
    radial-gradient(1px 1px at 35% 35%, rgba(212,175,125,0.2), transparent);
  pointer-events: none;
  animation: intst-stars-pulse 8s ease-in-out infinite alternate;
}
@keyframes intst-stars-pulse {
  from { opacity: 0.5; }
  to { opacity: 1; }
}

/* Modal card — full-screen mobile, centered modal desktop */
.intst-modal {
  position: relative;
  background: var(--bg-surface);
  border: 1px solid rgba(212,175,125,0.15);
  width: 100%;
  max-width: 540px;
  padding: 3rem;
  text-align: center;
  transform: translateY(20px);
  transition: transform 0.4s ease;
}
.intst-backdrop.intst-visible .intst-modal {
  transform: translateY(0);
}

/* Gold line accent at top */
.intst-modal::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 1px;
  background: var(--accent-gold);
  opacity: 0.5;
}

.intst-close {
  position: absolute;
  top: 1rem;
  right: 1.2rem;
  background: none;
  border: none;
  color: var(--fg-muted);
  font-size: 1.1rem;
  cursor: pointer;
  line-height: 1;
  padding: 0.2rem;
  transition: color 0.2s;
  opacity: 0;
  pointer-events: none;
}
.intst-close.intst-close-ready {
  opacity: 1;
  pointer-events: all;
}
.intst-close:hover { color: var(--accent-gold); }

.intst-eyebrow {
  font-size: 0.6rem;
  letter-spacing: 0.45em;
  text-transform: uppercase;
  color: var(--accent-gold);
  opacity: 0.6;
  margin-bottom: 2rem;
}

/* Ad slot container */
.intst-ad-slot {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 2rem;
}
/* AdSense ins tag — hidden when no fill */
.intst-ad-slot .adsbygoogle {
  display: block;
  width: 100%;
}

/* Self-promo fallback — shown when ad slot is empty */
.intst-promo {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 0;
  width: 100%;
}
.intst-promo.intst-promo-visible {
  display: flex;
}
.intst-promo-sigil {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.8rem;
  opacity: 0.5;
  animation: intst-sigil-spin 40s linear infinite;
}
@keyframes intst-sigil-spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
.intst-promo-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(1.4rem, 3.5vw, 1.9rem);
  color: var(--fg-primary);
  line-height: 1.3;
  margin-bottom: 0.8rem;
}
.intst-promo-body {
  font-size: 0.9rem;
  color: var(--fg-secondary);
  line-height: 1.7;
  max-width: 340px;
  margin: 0 auto 2rem;
}
.intst-promo-btn {
  display: inline-block;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  padding: 0.9rem 2rem;
  text-decoration: none;
  transition: background 0.3s, color 0.3s;
  cursor: pointer;
  background: none;
  font-family: var(--font-body);
}
.intst-promo-btn:hover {
  background: var(--accent-gold);
  color: var(--bg-deep);
}

/* Continue / skip button */
.intst-continue {
  display: block;
  font-size: 0.65rem;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: var(--fg-muted);
  background: none;
  border: none;
  cursor: pointer;
  margin: 1.5rem auto 0;
  padding: 0.5rem;
  transition: color 0.2s;
  opacity: 0;
  pointer-events: none;
}
.intst-continue.intst-continue-ready {
  opacity: 1;
  pointer-events: all;
}
.intst-continue:hover { color: var(--fg-primary); }

@media (max-width: 600px) {
  .intst-modal {
    padding: 2.5rem 1.5rem;
    max-width: 100%;
    /* Approaches full-screen feel on mobile */
    min-height: min(70vh, 500px);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
  .product-card-large {
    grid-column: 1;
  }
  .experience-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero { padding: 4rem 1.5rem; }
  .philosophy { padding: 5rem 1.5rem; }
  .products { padding: 5rem 1.5rem; }
  .experience { padding: 5rem 1.5rem; }
  .closing { padding: 6rem 1.5rem; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2.2rem; }
  .product-card { padding: 1.8rem; }
  .sign-preview { padding: 1.2rem 1.5rem; }
}