:root {
  --bg-navy: #080d1a;
  --bg-card: rgba(255, 255, 255, 0.03);
  --text-primary: #e8e6e1;
  --text-muted: rgba(232, 230, 225, 0.6);
  --accent-gold: #d4af37;
  --accent-gold-glow: rgba(212, 175, 55, 0.3);
  --glass-border: rgba(212, 175, 55, 0.12);
  --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  background-color: var(--bg-navy);
  color: var(--text-primary);
  font-family: var(--font-main);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Background Atmosphere */
.atmosphere {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: radial-gradient(circle at 20% 30%, rgba(212, 175, 55, 0.05) 0%, transparent 40%),
              radial-gradient(circle at 80% 70%, rgba(212, 175, 55, 0.03) 0%, transparent 40%);
}

/* Navigation */
nav.luxury-nav {
  height: 90px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 8%;
  background: rgba(8, 13, 26, 0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--glass-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-logo img {
  height: 32px;
  filter: brightness(1.2);
}

.nav-links {
  display: flex;
  gap: 40px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: var(--transition-smooth);
}

.nav-links a:hover {
  color: var(--accent-gold);
}

/* Hero Section */
.hero {
  padding: 120px 8% 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 80vh;
}

.hero-content {
  max-width: 600px;
}

.hero-eyebrow {
  color: var(--accent-gold);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 20px;
  display: block;
}

.hero h1 {
  font-size: 4rem;
  font-weight: 300;
  line-height: 1.1;
  margin-bottom: 30px;
  letter-spacing: -1px;
}

.hero h1 span {
  color: var(--accent-gold);
  font-weight: 600;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-muted);
  margin-bottom: 40px;
  font-weight: 300;
}

.hero-visual {
  flex: 1;
  display: flex;
  justify-content: flex-end;
  position: relative;
}

.aiko-orb {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--accent-gold-glow) 0%, transparent 70%);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  animation: float 6s ease-in-out infinite;
}

.orb-core {
  width: 120px;
  height: 120px;
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 40px var(--accent-gold-glow);
}

.orb-core i {
  font-size: 48px;
  color: var(--accent-gold);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-20px); }
}

/* Features Grid */
.features {
  padding: 100px 8%;
}

.section-header {
  text-align: center;
  margin-bottom: 80px;
}

.section-header h2 {
  font-size: 2.5rem;
  font-weight: 300;
  margin-bottom: 15px;
}

.section-line {
  width: 60px;
  height: 2px;
  background: var(--accent-gold);
  margin: 0 auto;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 30px;
}

.luxury-card {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border: 1px solid var(--glass-border);
  padding: 50px 40px;
  border-radius: 2px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.luxury-card:hover {
  border-color: var(--accent-gold);
  background: rgba(212, 175, 55, 0.05);
  transform: translateY(-10px);
}

.card-icon {
  font-size: 32px;
  color: var(--accent-gold);
  margin-bottom: 25px;
}

.luxury-card h3 {
  font-size: 1.5rem;
  font-weight: 400;
  margin-bottom: 15px;
  letter-spacing: 0.5px;
}

.luxury-card p {
  color: var(--text-muted);
  font-size: 1rem;
  font-weight: 300;
}

/* Footer */
footer.luxury-footer {
  padding: 100px 8% 50px;
  border-top: 1px solid var(--glass-border);
  background: rgba(4, 6, 12, 0.5);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 60px;
  margin-bottom: 80px;
}

.footer-brand p {
  margin-top: 20px;
  color: var(--text-muted);
  max-width: 300px;
}

.footer-col h4 {
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 30px;
  color: var(--accent-gold);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 15px;
}

.footer-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 15px;
  transition: var(--transition-smooth);
}

.footer-links a:hover {
  color: var(--text-primary);
}

.copyright {
  padding-top: 40px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
  font-size: 13px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

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

/* Centered Notifications (Aero-Glass Popup) */
.aiko-notification-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10000;
  display: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.aiko-notification-overlay.show {
  display: flex !important;
  opacity: 1;
  align-items: center;
  justify-content: center;
}

.aiko-center-popup {
  background: var(--bg-navy);
  border: 1px solid var(--accent-gold);
  border-radius: 12px;
  padding: 30px;
  max-width: 450px;
  width: 90%;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.6), 0 0 20px var(--accent-gold-glow);
  transform: scale(0.9);
  opacity: 0;
  transition: all 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
  text-align: center;
  z-index: 10001;
}

.aiko-notification-overlay.show .aiko-center-popup {
  transform: scale(1);
  opacity: 1;
}

.aiko-popup-icon {
  font-size: 40px;
  color: var(--accent-gold);
  margin-bottom: 20px;
}

.aiko-popup-title {
  color: var(--text-primary);
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 12px;
  letter-spacing: 0.5px;
}

.aiko-popup-text {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.6;
}

.aiko-popup-close {
  position: absolute;
  top: 15px;
  right: 15px;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 20px;
  transition: color 0.3s;
}

.aiko-popup-close:hover {
  color: var(--accent-gold);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero { flex-direction: column; text-align: center; padding-top: 60px; }
  .hero-visual { margin-top: 80px; justify-content: center; }
  .aiko-orb { width: 300px; height: 300px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .hero h1 { font-size: 2.5rem; }
  .luxury-nav { padding: 0 5%; }
  .nav-links { display: none; }
  .footer-grid { grid-template-columns: 1fr; gap: 40px; }
  .aiko-center-popup { padding: 25px 20px; }
}