/* ==========================================================================
   LUMINA ESTATES - MINIMALIST LUXURY COMPONENTS
   ========================================================================== */

/* --- Clean Minimalist Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 72px;
  z-index: 1000;
  background: rgba(4, 6, 10, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  transition: all var(--duration-normal) var(--ease-out-expo);
}

.site-header.scrolled {
  background: rgba(4, 6, 10, 0.92);
  border-bottom-color: rgba(212, 175, 55, 0.15);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand-group {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-monogram {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid var(--gold-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold-primary);
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  box-shadow: 0 0 15px rgba(212, 175, 55, 0.25);
}

.brand-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-primary);
}

/* Minimalist Estate Switcher Tabs (Center) */
.estate-switcher {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 4px;
  border-radius: var(--radius-pill);
  gap: 4px;
}

.estate-switch-btn {
  background: transparent;
  border: none;
  color: var(--text-secondary);
  padding: 8px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
  white-space: nowrap;
}

.estate-switch-btn:hover {
  color: var(--text-primary);
}

.estate-switch-btn.active {
  background: var(--gold-gradient);
  color: #05070c;
  font-weight: 600;
  box-shadow: 0 2px 12px rgba(212, 175, 55, 0.35);
}

/* Header Right Actions */
.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.icon-pill-btn {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.icon-pill-btn:hover {
  background: rgba(212, 175, 55, 0.1);
  border-color: var(--gold-primary);
  color: var(--text-primary);
}

.icon-pill-btn.active {
  background: rgba(0, 242, 254, 0.1);
  border-color: var(--cyan-laser);
  color: var(--cyan-laser);
}

.btn-luxury {
  background: var(--gold-gradient);
  color: #05070c;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 18px rgba(212, 175, 55, 0.3);
  transition: all var(--duration-normal) var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-luxury:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(212, 175, 55, 0.5);
}

.btn-ghost-cyan {
  background: transparent;
  color: var(--cyan-laser);
  border: 1px solid rgba(0, 242, 254, 0.35);
  font-size: 0.82rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: all var(--duration-normal) var(--ease-out-expo);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-ghost-cyan:hover {
  background: rgba(0, 242, 254, 0.08);
  border-color: var(--cyan-laser);
  box-shadow: 0 0 20px var(--cyan-glow);
}

/* --- Section Padding & Editorial Typography --- */
.section-padding {
  padding: 120px 0;
  position: relative;
}

.section-head {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 56px auto;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 3rem);
  line-height: 1.15;
  margin-bottom: 18px;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1.6;
}

/* --- EstateOS Infrastructure Section --- */
.estateos-section {
  position: relative;
  background: #04060a;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.estateos-badge-chip {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.3);
  padding: 6px 16px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 0.74rem;
  color: var(--cyan-laser);
  margin-bottom: 20px;
}

.estateos-card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.ecosystem-card {
  padding: 32px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 14, 22, 0.8);
  backdrop-filter: blur(20px);
  transition: transform var(--duration-normal) var(--ease-out-expo), border-color var(--duration-normal) ease;
}

.ecosystem-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 242, 254, 0.35);
}

.ecosystem-icon {
  font-size: 1.8rem;
  color: var(--cyan-laser);
  margin-bottom: 16px;
}

.ecosystem-card h3 {
  font-size: 1.25rem;
  margin-bottom: 10px;
}

.ecosystem-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* --- VIP Booking Modal --- */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(3, 4, 8, 0.88);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out-expo);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  width: 90%;
  max-width: 480px;
  background: rgba(10, 14, 24, 0.96);
  border: 1px solid var(--gold-primary);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.9), var(--glow-gold);
  transform: scale(0.95);
  transition: transform var(--duration-normal) var(--ease-out-expo);
  position: relative;
}

.modal-overlay.active .modal-box {
  transform: scale(1);
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}

.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.form-input {
  width: 100%;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  color: var(--text-primary);
  font-size: 0.92rem;
}

.form-input:focus {
  outline: none;
  border-color: var(--gold-primary);
}

/* --- Clean Footer --- */
.site-footer {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  background: #020306;
  padding: 60px 0 36px 0;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 48px;
}

.footer-brand-bio {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 12px;
  max-width: 320px;
}

.footer-col-title {
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.85rem;
}

.footer-link:hover {
  color: var(--gold-primary);
}

.attribution-bar {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
}

.attribution-bar a {
  color: var(--gold-light);
  text-decoration: none;
}

@media (max-width: 900px) {
  .estate-switcher {
    display: none;
  }
  .estateos-card-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}