/* ═══════════════════════════════════════════════════════
   FORGE ATLAS — Homepage Sections
   Header, hero, sections, footer
   ═══════════════════════════════════════════════════════ */

/* ── Header ─────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: all var(--dur-default) var(--ease-out);
}
.site-header.scrolled {
  background: var(--bg-glass);
  border-bottom: 1px solid var(--border-subtle);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.header-logo {
  display: flex;
  align-items: center;
  gap: 10px;
}
.header-logo-icon { filter: drop-shadow(0 0 8px rgba(0, 212, 255, 0.3)); }
.header-logo-text {
  font-weight: 800;
  font-size: 1.1rem;
  letter-spacing: 0.12em;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.header-nav {
  display: flex;
  gap: 28px;
}
.header-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-out);
  position: relative;
}
.header-link:hover { color: var(--cyan); }
.header-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--cyan);
  transform: scaleX(0);
  transition: transform var(--dur-fast) var(--ease-out);
}
.header-link:hover::after { transform: scaleX(1); }
.header-cta { padding: 10px 24px; font-size: 0.85rem; }

@media (max-width: 768px) {
  .header-nav { display: none; }
}

/* ── Hero ───────────────────────────────────────── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--header-height);
}
.hero-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}
.hero-content {
  position: relative;
  z-index: 1;
}
.hero-badge { margin-bottom: var(--space-lg); }
.hero-tagline {
  font-size: clamp(1.25rem, 3vw, 2rem);
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--silver);
  margin-top: var(--space-md);
}
.hero-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}
.hero-scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.75rem;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 1;
}
.scroll-arrow {
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, var(--cyan), transparent);
  animation: scrollHint 2s ease-in-out infinite;
}
@keyframes scrollHint {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ── Section Alternating ────────────────────────── */
.section-alt {
  background: linear-gradient(180deg, var(--bg-void) 0%, var(--bg-deep) 50%, var(--bg-void) 100%);
}

/* ── Cards ──────────────────────────────────────── */
.card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-md);
  display: block;
}
.card h3 { margin-bottom: var(--space-sm); }
.card p { color: var(--text-secondary); font-size: 0.95rem; }

/* ── Capability Cards ───────────────────────────── */
.capability-card { cursor: pointer; }
.capability-card.active {
  border-color: var(--cyan);
  box-shadow: 0 0 24px rgba(0, 212, 255, 0.15);
}
.capability-detail { transition: all var(--dur-default) var(--ease-out); }
.capability-detail.visible { display: block !important; }

/* ── Meet Atlas ─────────────────────────────────── */
.atlas-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-2xl);
  align-items: center;
}
.atlas-intro-visual {
  display: flex;
  justify-content: center;
}
.atlas-intro-character .atlas-body {
  width: 120px;
  height: 120px;
}
.atlas-intro-character .atlas-face {
  box-shadow: 0 0 40px rgba(0, 212, 255, 0.3), inset 0 -12px 24px rgba(0, 0, 0, 0.2);
}
.atlas-intro-character .atlas-eye {
  width: 12px;
  height: 12px;
}
.atlas-intro-character .atlas-core {
  top: 16px;
  width: 10px;
  height: 10px;
}
.atlas-features {
  list-style: none;
  margin: var(--space-lg) 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}
.atlas-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 0.95rem;
  color: var(--text-secondary);
}
.atlas-feature-icon { font-size: 1.2rem; }

@media (max-width: 768px) {
  .atlas-intro-grid { grid-template-columns: 1fr; }
  .atlas-intro-visual { order: -1; }
}

/* ── Guide Cards ────────────────────────────────── */
.guide-card {
  cursor: pointer;
  text-align: left;
  width: 100%;
}
.guide-icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-md);
}

/* ── Stats ──────────────────────────────────────── */
.stats-section { padding: var(--space-2xl) 0; }
.stat-item { text-align: center; }
.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.stat-label {
  font-size: 0.85rem;
  color: var(--text-tertiary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-top: var(--space-sm);
}

/* ── Closing ────────────────────────────────────── */
.closing-section {
  text-align: center;
  padding: var(--space-3xl) 0;
}
.closing-emblem {
  margin: 0 auto var(--space-lg);
  filter: drop-shadow(0 0 30px rgba(0, 212, 255, 0.3));
}
.closing-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

/* ── Footer ─────────────────────────────────────── */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-xl) 0;
  background: var(--bg-deep);
}
.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
  text-align: center;
}
.footer-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 800;
  letter-spacing: 0.1em;
}
.footer-nav {
  display: flex;
  gap: 24px;
  flex-wrap: wrap;
  justify-content: center;
}
.footer-nav a {
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: color var(--dur-fast) var(--ease-out);
}
.footer-nav a:hover { color: var(--cyan); }
.footer-copy {
  font-size: 0.8rem;
  color: var(--text-tertiary);
}

@media (max-width: 768px) {
  .footer-nav { gap: 16px; }
}

/* ── Omega cinematic hero ───────────────────────── */
.hero { text-align: left; background: radial-gradient(circle at 76% 44%, rgba(255,105,34,.12), transparent 34%), linear-gradient(180deg, rgba(2,4,9,.78), rgba(2,4,9,.96)); }
.hero-layout { display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(320px, .95fr); align-items: center; gap: clamp(28px, 5vw, 80px); }
.hero-copy { position: relative; z-index: 2; max-width: 720px; }
.hero-copy .display { font-size: clamp(3rem, 7vw, 7.4rem); line-height: .91; letter-spacing: -.045em; }
.hero-copy .hero-tagline { font-size: clamp(.82rem, 1.5vw, 1.05rem); letter-spacing: .16em; line-height: 1.65; color: #ff8a32; }
.hero-lede { max-width: 650px; margin: 24px 0 0 !important; color: rgba(244,241,235,.8); }
.hero-copy .hero-actions { justify-content: flex-start; }
.hero-truth { margin-top: 18px; color: var(--text-tertiary); font-family: var(--font-mono, monospace); font-size: .75rem; letter-spacing: .04em; }
.hero-atlas { position: relative; min-height: min(76vh, 780px); display: flex; align-items: flex-end; justify-content: center; isolation: isolate; }
.hero-atlas::before { content: ''; position: absolute; inset: 12% 5% 6%; border: 1px solid rgba(255,119,45,.16); border-radius: 48% 48% 28% 28%; background: radial-gradient(circle at 50% 40%, rgba(255,104,28,.11), transparent 56%); transform: perspective(800px) rotateY(-4deg); z-index: -2; }
.hero-atlas-halo { position: absolute; width: 70%; aspect-ratio: 1; border-radius: 50%; border: 1px solid rgba(255,126,54,.24); box-shadow: 0 0 90px rgba(255,89,20,.16), inset 0 0 70px rgba(255,89,20,.08); top: 11%; z-index: -1; animation: omegaHalo 9s linear infinite; }
.hero-atlas img { width: min(100%, 620px); max-height: 78vh; object-fit: cover; object-position: 52% 48%; border-radius: 32px; -webkit-mask-image: linear-gradient(to bottom, #000 0%, #000 80%, transparent 100%); mask-image: linear-gradient(to bottom, #000 0%, #000 80%, transparent 100%); filter: drop-shadow(0 22px 50px rgba(0,0,0,.55)); }
.hero-atlas-caption { position: absolute; right: 3%; bottom: 8%; display: grid; gap: 4px; padding: 12px 14px; border: 1px solid rgba(255,126,54,.26); border-radius: 12px; background: rgba(6,7,10,.72); backdrop-filter: blur(14px); box-shadow: 0 10px 32px rgba(0,0,0,.35); }
.hero-atlas-caption span { color: #ff8a32; font-weight: 800; letter-spacing: .18em; font-size: .76rem; }
.hero-atlas-caption small { color: rgba(244,241,235,.7); font-family: var(--font-mono, monospace); }
@keyframes omegaHalo { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { .hero-atlas-halo { animation: none; } }
@media (max-width: 900px) {
  .hero { align-items: flex-start; padding-top: calc(var(--header-height) + 44px); }
  .hero-layout { grid-template-columns: 1fr; gap: 22px; }
  .hero-copy { text-align: left; }
  .hero-copy .display { font-size: clamp(3rem, 13vw, 5.6rem); }
  .hero-atlas { min-height: 54vh; order: 2; }
  .hero-atlas img { max-height: 58vh; width: min(100%, 520px); }
  .hero-scroll-hint { display: none; }
}
@media (max-width: 520px) {
  .hero-atlas { min-height: 46vh; margin-inline: -10px; }
  .hero-atlas img { border-radius: 22px; }
  .hero-atlas-caption { right: 0; bottom: 4%; }
}