/* ===== RESET & BASE ===== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  /* Premium Night Sky Color System */
  --color-night-deep: #0a0e1a;
  --color-night-mid: #1a1f35;
  --color-night-light: #2a2f45;
  --color-star-white: #f8f9fa;
  --color-star-blue: #e3f2ff;
  --color-cosmic-purple: #6366f1;
  --color-cosmic-gold: #fbbf24;
  --color-earth-green: #10b981;
  --color-sky-gradient-start: #0f172a;
  --color-sky-gradient-end: #1e293b;
  
  /* Typography */
  --font-display: 'Cormorant Garamond', serif;
  --font-body: 'Poppins', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 4rem;
  --spacing-xl: 6rem;
  
  /* Layout */
  --max-width: 1200px;
  --border-radius: 12px;
  
  /* Transitions */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-star-white);
  background: var(--color-night-deep);
  overflow-x: hidden;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 14, 26, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-smooth);
}

.header.scrolled {
  background: rgba(10, 14, 26, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
}

.logo {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-star-white);
  text-decoration: none;
  letter-spacing: 1px;
  transition: var(--transition-smooth);
}

.logo:hover {
  color: var(--color-cosmic-gold);
}

.nav-desktop {
  display: flex;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--color-star-blue);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 400;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-cosmic-gold);
  transition: var(--transition-smooth);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-cosmic-gold);
}

.nav-link.active::after {
  width: 100%;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.lang-switcher {
  display: flex;
  gap: 0.25rem;
  background: var(--color-night-mid);
  border-radius: 6px;
  padding: 4px;
}

.lang-btn {
  background: transparent;
  border: none;
  color: var(--color-star-blue);
  padding: 0.4rem 0.8rem;
  cursor: pointer;
  border-radius: 4px;
  font-size: 0.85rem;
  font-weight: 500;
  transition: var(--transition-smooth);
  font-family: var(--font-body);
}

.lang-btn.active {
  background: var(--color-cosmic-purple);
  color: white;
}

.lang-btn:hover:not(.active) {
  background: rgba(255, 255, 255, 0.1);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-star-white);
  transition: var(--transition-smooth);
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: var(--spacing-sm);
  padding: var(--spacing-md) 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-mobile.active {
  display: flex;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  border: 2px solid transparent;
  cursor: pointer;
  font-family: var(--font-body);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-cosmic-purple), #8b5cf6);
  color: white;
  box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 25px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
  background: transparent;
  color: var(--color-star-white);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.05rem;
}

/* ===== HERO SECTION ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('/hero-bg.png');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(10, 14, 26, 0.4) 0%, rgba(10, 14, 26, 0.7) 100%);
}

.stars {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(2px 2px at 20% 30%, white, transparent),
    radial-gradient(2px 2px at 60% 70%, white, transparent),
    radial-gradient(1px 1px at 50% 50%, white, transparent),
    radial-gradient(1px 1px at 80% 10%, white, transparent),
    radial-gradient(2px 2px at 90% 60%, white, transparent),
    radial-gradient(1px 1px at 33% 80%, white, transparent),
    radial-gradient(1px 1px at 15% 90%, white, transparent);
  background-size: 200% 200%;
  animation: twinkle 100s linear infinite;
  opacity: 0.6;
}

@keyframes twinkle {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 0.8; }
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  max-width: 900px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 300;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--color-star-white);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.5);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: var(--color-star-blue);
  margin-bottom: var(--spacing-lg);
  font-weight: 300;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-sm);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== SECTIONS ===== */
.section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.section:nth-child(even) {
  background: var(--color-night-mid);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--color-star-white);
}

.section-intro {
  text-align: center;
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
  font-size: 1.1rem;
  color: var(--color-star-blue);
}

/* ===== ABOUT / FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.feature-card {
  background: rgba(255, 255, 255, 0.05);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  text-align: center;
  transition: var(--transition-smooth);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card:hover {
  background: rgba(255, 255, 255, 0.08);
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-cosmic-gold);
}

.feature-text {
  color: var(--color-star-blue);
  font-size: 0.95rem;
}

/* ===== STAY SECTION ===== */
.amenities-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.amenity {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-sm);
  background: rgba(16, 185, 129, 0.1);
  border-radius: 8px;
  border-left: 3px solid var(--color-earth-green);
}

.amenity-icon {
  color: var(--color-earth-green);
  font-weight: 600;
  font-size: 1.2rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-md);
}

.gallery-card {
  border-radius: var(--border-radius);
  overflow: hidden;
  background: var(--color-night-light);
}

.gallery-placeholder {
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--color-night-light), var(--color-night-mid));
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 1.1rem;
  font-weight: 300;
}

.gallery-image {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.gallery-caption {
  padding: var(--spacing-sm);
  text-align: center;
  color: var(--color-star-blue);
  font-size: 0.9rem;
}

/* ===== ASTRONOMY SECTION ===== */
.two-column {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.column-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-cosmic-gold);
}

.column p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-star-blue);
}

/* ===== EDUCATION SECTION ===== */
.education-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-md);
}

.education-card {
  background: rgba(99, 102, 241, 0.1);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.education-card-title {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-cosmic-purple);
}

/* ===== SUSTAINABILITY SECTION ===== */
.sustainability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-md);
}

.sustainability-item {
  text-align: center;
  padding: var(--spacing-md);
}

.sustainability-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.sustainability-item h4 {
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-earth-green);
}

.sustainability-item p {
  font-size: 0.9rem;
  color: var(--color-star-blue);
}

/* ===== LOCATION SECTION ===== */
.location-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.map-placeholder {
  aspect-ratio: 16/10;
  background: linear-gradient(135deg, var(--color-night-light), var(--color-night-mid));
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 1.2rem;
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.location-subtitle {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-cosmic-gold);
}

.location-list {
  list-style: none;
}

.location-list li {
  padding: var(--spacing-xs) 0;
  padding-left: 1.5rem;
  position: relative;
  color: var(--color-star-blue);
}

.location-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-cosmic-gold);
  font-weight: 600;
}

/* ===== GROWTH SECTION ===== */
.growth-timeline {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.growth-phase {
  background: rgba(255, 255, 255, 0.05);
  padding: var(--spacing-md);
  border-radius: var(--border-radius);
  border: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
}

.phase-number {
  display: inline-block;
  background: var(--color-cosmic-purple);
  color: white;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.growth-phase h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-cosmic-gold);
}

.growth-phase p {
  color: var(--color-star-blue);
  font-size: 0.95rem;
}

/* ===== CONTACT FORM ===== */
.contact-form {
  max-width: 700px;
  margin: 0 auto;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-star-white);
  font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.05);
  color: var(--color-star-white);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-smooth);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-cosmic-purple);
  background: rgba(255, 255, 255, 0.08);
}

.form-group select {
  cursor: pointer;
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.checkbox-group {
  display: flex;
  align-items: flex-start;
}

.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-xs);
  cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
  width: auto;
  margin-top: 4px;
  cursor: pointer;
}

.form-error {
  display: block;
  color: #ef4444;
  font-size: 0.85rem;
  margin-top: 0.25rem;
}

.contact-form .btn {
  width: 100%;
  margin-top: var(--spacing-sm);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-night-deep);
  padding: var(--spacing-lg) 0 var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-md);
}

.footer-title {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--color-cosmic-gold);
}

.footer-section p {
  color: var(--color-star-blue);
  font-size: 0.95rem;
}

.social-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.social-links a {
  color: var(--color-star-blue);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.social-links a:hover {
  color: var(--color-cosmic-gold);
}

.footer-legal {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.8;
}

.legal-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.legal-links a {
  color: var(--color-star-blue);
  text-decoration: none;
  transition: var(--transition-smooth);
}

.legal-links a:hover {
  color: var(--color-cosmic-gold);
}

/* ===== AUDIENCE SECTION ===== */
.audience {
  background: linear-gradient(180deg, var(--color-night-dark) 0%, var(--color-night-mid) 100%);
}

.audience-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
  max-width: 900px;
  margin: 0 auto;
}

.audience-item {
  text-align: center;
  padding: var(--spacing-lg);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  transition: var(--transition-smooth);
}

.audience-item:hover {
  transform: translateY(-5px);
  border-color: var(--color-cosmic-gold);
  background: rgba(255, 255, 255, 0.05);
}

.audience-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.audience-item p {
  color: var(--color-star-blue);
  font-size: 1.1rem;
  line-height: 1.5;
}

@media (max-width: 768px) {
  .audience-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* ===== COOKIE BANNER ===== */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--color-night-mid);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--spacing-md);
  z-index: 2000;
  transform: translateY(0);
  transition: transform 0.3s ease;
}

.cookie-banner.hidden {
  transform: translateY(100%);
}

.cookie-content {
  max-width: var(--max-width);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

.cookie-content p {
  flex: 1;
  min-width: 200px;
  color: var(--color-star-blue);
  font-size: 0.9rem;
  margin: 0;
}

.cookie-buttons {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.cookie-link {
  color: var(--color-star-blue);
  text-decoration: underline;
  font-size: 0.9rem;
  transition: var(--transition-smooth);
}

.cookie-link:hover {
  color: var(--color-cosmic-gold);
}

@media (max-width: 600px) {
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-buttons {
    width: 100%;
    justify-content: center;
  }
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

/* ===== MODAL ===== */
.modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.8);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(5px);
}

.modal.active {
  display: flex;
}

.modal-content {
  background: var(--color-night-mid);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  max-width: 500px;
  width: 90%;
  text-align: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
}

.modal-content h3 {
  font-family: var(--font-display);
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
  color: var(--color-cosmic-gold);
}

.modal-content p {
  margin-bottom: var(--spacing-md);
  color: var(--color-star-blue);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .nav-desktop {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .header-actions .btn {
    display: none;
  }
  
  .hero-buttons {
    flex-direction: column;
  }
  
  .section {
    padding: var(--spacing-lg) 0;
  }
}

@media (max-width: 480px) {
  .lang-switcher {
    order: -1;
  }
  
  .features-grid,
  .gallery-grid,
  .education-grid,
  .sustainability-grid,
  .growth-timeline {
    grid-template-columns: 1fr;
  }
}