/* ===================================
   APPLE-STYLE DESIGN SYSTEM
   =================================== */

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

:root {
  --bg-primary: #000000;
  --bg-secondary: #1d1d1f;
  --bg-tertiary: #2d2d30;
  --text-primary: #f5f5f7;
  --text-secondary: #86868b;
  --text-tertiary: #6e6e73;
  --accent: #2997ff;
  --accent-hover: #147ce5;
  --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  --gradient-2: linear-gradient(180deg, #1a1a2e 0%, #000000 100%);
  --nav-height: 48px;
  --transition-smooth: cubic-bezier(0.25, 1, 0.5, 1);
  --transition-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Announcement Bar */
.announcement-bar {
  background: var(--bg-secondary);
  padding: 12px 24px;
  text-align: center;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: all 0.4s var(--transition-smooth);
}

.announcement-bar.hidden {
  transform: translateY(-100%);
  opacity: 0;
}

.announcement-bar a {
  color: var(--accent);
  text-decoration: none;
}

.announcement-bar a:hover {
  text-decoration: underline;
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 1000;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: all 0.3s var(--transition-smooth);
}

.nav.scrolled {
  background: rgba(0, 0, 0, 0.95);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 22px;
  color: var(--text-primary);
  text-decoration: none;
  transition: opacity 0.3s;
}

.logo:hover {
  opacity: 0.8;
}

.nav-links {
  display: flex;
  gap: 32px;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  font-weight: 400;
  transition: color 0.3s;
  letter-spacing: -0.01em;
}

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

.nav-links .admin-link {
  color: var(--accent);
}

/* Hero Section */
.hero {
  height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  background: radial-gradient(ellipse at center, #2a2a3e 0%, #0a0a0f 50%, #000000 100%);
  z-index: 1;
  will-change: transform;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, transparent 0%, rgba(0,0,0,0.6) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  text-align: center;
  max-width: 900px;
  padding: 0 24px;
}

.hero-title {
  font-size: clamp(56px, 10vw, 112px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-bottom: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #b0b0b5 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeUp 1s var(--transition-smooth) forwards;
  animation-delay: 0.3s;
}

.hero-subtitle {
  font-size: clamp(24px, 4vw, 32px);
  color: var(--text-secondary);
  font-weight: 400;
  margin-bottom: 40px;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeUp 1s var(--transition-smooth) forwards;
  animation-delay: 0.5s;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  opacity: 0;
  transform: translateY(40px);
  animation: fadeUp 1s var(--transition-smooth) forwards;
  animation-delay: 0.7s;
}

.btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 980px;
  font-size: 17px;
  font-weight: 500;
  text-decoration: none;
  transition: all 0.3s var(--transition-smooth);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover {
  background: var(--accent-hover);
  transform: scale(1.02);
}

.btn-secondary {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}

.btn-secondary:hover {
  background: var(--accent);
  color: white;
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  opacity: 0;
  animation: fadeIn 1s ease forwards;
  animation-delay: 1.2s;
}

.mouse {
  width: 26px;
  height: 40px;
  border: 2px solid var(--text-secondary);
  border-radius: 13px;
  position: relative;
}

.wheel {
  width: 4px;
  height: 8px;
  background: var(--text-secondary);
  border-radius: 2px;
  position: absolute;
  top: 8px;
  left: 50%;
  transform: translateX(-50%);
  animation: scroll 2s infinite;
}

@keyframes scroll {
  0%, 100% { opacity: 1; transform: translateX(-50%) translateY(0); }
  50% { opacity: 0.5; transform: translateX(-50%) translateY(12px); }
}

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  to { opacity: 1; }
}

/* Product Showcase */
.product-showcase {
  padding: 140px 24px;
  background: var(--bg-primary);
}

.showcase-intro {
  text-align: center;
  margin-bottom: 80px;
}

.showcase-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.showcase-subtitle {
  font-size: clamp(20px, 3vw, 28px);
  color: var(--text-secondary);
}

.products-container {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 32px;
}

.product-card {
  background: var(--bg-secondary);
  border-radius: 24px;
  overflow: hidden;
  transition: all 0.6s var(--transition-smooth);
  opacity: 0;
  transform: translateY(40px);
}

.product-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.product-card:hover {
  transform: translateY(-12px);
  box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}

.product-image {
  width: 100%;
  height: 280px;
  object-fit: cover;
  transition: transform 0.6s var(--transition-smooth);
}

.product-card:hover .product-image {
  transform: scale(1.08);
}

.product-content {
  padding: 32px;
}

.product-name {
  font-size: 28px;
  font-weight: 600;
  margin-bottom: 8px;
  letter-spacing: -0.01em;
}

.product-tagline {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 16px;
}

.product-price {
  font-size: 20px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 20px;
}

.product-features {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.feature-tag {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  padding: 6px 14px;
  border-radius: 980px;
  font-size: 13px;
  font-weight: 500;
}

/* Features Section */
.features {
  position: relative;
  padding: 140px 24px;
  overflow: hidden;
}

.features-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 120%;
  background: url('https://picsum.photos/1920/1200?random=100') center/cover;
  opacity: 0.15;
  will-change: transform;
}

.features-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, var(--bg-primary) 0%, rgba(0,0,0,0.8) 100%);
}

.features-content {
  position: relative;
  z-index: 2;
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  font-size: clamp(40px, 6vw, 64px);
  font-weight: 700;
  text-align: center;
  margin-bottom: 80px;
  letter-spacing: -0.02em;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.feature-card {
  background: rgba(29, 29, 31, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  border: 1px solid rgba(255,255,255,0.05);
  transition: all 0.4s var(--transition-smooth);
}

.feature-card:hover {
  background: rgba(29, 29, 31, 0.8);
  transform: translateY(-8px);
}

.feature-icon {
  font-size: 48px;
  margin-bottom: 20px;
}

.feature-card h3 {
  font-size: 22px;
  margin-bottom: 12px;
  font-weight: 600;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 16px;
}

/* Vision Section */
.vision {
  padding: 140px 24px;
  background: var(--bg-secondary);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  max-width: 1400px;
  margin: 0 auto;
  align-items: center;
}

.vision-content {
  padding: 40px;
}

.vision-title {
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.vision-subtitle {
  font-size: clamp(20px, 3vw, 26px);
  color: var(--text-secondary);
  margin-bottom: 48px;
}

.vision-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.vision-feature {
  display: flex;
  gap: 20px;
  align-items: flex-start;
}

.vision-feature-icon {
  font-size: 32px;
  flex-shrink: 0;
}

.vision-feature h4 {
  font-size: 20px;
  margin-bottom: 6px;
  font-weight: 600;
}

.vision-feature p {
  color: var(--text-secondary);
  font-size: 16px;
}

.vision-image {
  border-radius: 24px;
  overflow: hidden;
}

.vision-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* Scroll Gallery */
.scroll-gallery {
  position: relative;
}

.gallery-item {
  position: relative;
  height: 80vh;
  overflow: hidden;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.gallery-caption {
  position: absolute;
  bottom: 60px;
  left: 60px;
  z-index: 2;
}

.gallery-caption h3 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 700;
  margin-bottom: 8px;
  text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.gallery-caption p {
  font-size: 18px;
  color: rgba(255,255,255,0.9);
  text-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

/* CTA Section */
.cta-section {
  padding: 140px 24px;
  text-align: center;
  background: var(--gradient-2);
}

.cta-title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.02em;
}

.cta-subtitle {
  font-size: clamp(20px, 3vw, 26px);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Footer */
footer {
  padding: 60px 24px;
  border-top: 1px solid rgba(255,255,255,0.1);
  background: var(--bg-secondary);
}

.footer-content {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: 32px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 13px;
  transition: color 0.3s;
}

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

.copyright {
  text-align: center;
  color: var(--text-tertiary);
  font-size: 13px;
}

/* Reveal Animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 1s var(--transition-smooth);
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    gap: 20px;
  }

  .vision {
    grid-template-columns: 1fr;
  }

  .products-container {
    grid-template-columns: 1fr;
  }

  .gallery-caption {
    left: 24px;
    bottom: 40px;
  }
}