/* CSS variables for consistent premium light branding */
:root {
  --bg-primary: #faf9f6; /* Premium Alabaster */
  --bg-secondary: #f4f2eb;
  --bg-card: rgba(255, 255, 255, 0.75);
  --border-color: rgba(194, 154, 39, 0.2);
  --border-hover: rgba(194, 154, 39, 0.5);
  --accent-gold: #c29a27; /* Rich bronze gold for strong contrast */
  --accent-gold-rgb: 194, 154, 39;
  --accent-gold-hover: #a37e19;
  --text-primary: #1c1b18; /* Soft charcoal */
  --text-secondary: #5c5952;
  --text-muted: #8e897e;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Ambient glow blobs in background - optimized for light theme */
.bg-glow-container {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  z-index: -1;
  pointer-events: none;
}

.glow-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(140px);
  opacity: 0.06;
  mix-blend-mode: multiply;
  animation: pulse-glow 12s infinite alternate ease-in-out;
}

.glow-blob-1 {
  background-color: var(--accent-gold);
  width: 45vw;
  height: 45vw;
  top: -10vw;
  right: -5vw;
}

.glow-blob-2 {
  background-color: #8b6e2a;
  width: 35vw;
  height: 35vw;
  top: 40vw;
  left: -10vw;
  animation-delay: -4s;
}

@keyframes pulse-glow {
  0% {
    transform: translate(0, 0) scale(1);
    opacity: 0.04;
  }
  100% {
    transform: translate(4%, 6%) scale(1.15);
    opacity: 0.08;
  }
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Navbar */
header {
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  backdrop-filter: blur(12px);
  background-color: rgba(250, 249, 246, 0.8);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-family: var(--font-serif);
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

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

.logo-korean {
  font-size: 0.95rem;
  font-weight: 400;
  border: 1px solid var(--border-color);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  color: var(--accent-gold);
  margin-left: 0.5rem;
  letter-spacing: 2px;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 2rem;
  align-items: center;
}

nav a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  transition: color 0.3s ease;
}

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

.btn-book {
  background: transparent;
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  padding: 0.5rem 1.25rem;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-book:hover {
  background: var(--accent-gold);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(194, 154, 39, 0.25);
}

/* Hero Section */
.hero {
  padding: 6rem 0 4rem;
  text-align: center;
  position: relative;
}

.hero-subtitle-tag {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 4px;
  color: var(--accent-gold);
  margin-bottom: 1.5rem;
  display: inline-block;
  font-weight: 600;
  position: relative;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 4rem;
  font-weight: 400;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, #1c1b18 30%, #876813 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 2.5rem;
  font-weight: 300;
}

/* Search Bar Component */
.search-container {
  max-width: 580px;
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 10;
}

.search-box {
  display: flex;
  background: var(--bg-card);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 30px;
  padding: 0.4rem;
  box-shadow: 0 8px 32px rgba(142, 137, 126, 0.12);
  backdrop-filter: blur(16px);
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.search-box:focus-within {
  border-color: var(--accent-gold);
  box-shadow: 0 8px 32px rgba(194, 154, 39, 0.12);
}

.search-input {
  flex-grow: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-family: var(--font-sans);
  padding: 0.6rem 1.2rem;
  font-size: 1.05rem;
}

.search-input::placeholder {
  color: var(--text-muted);
}

.search-btn {
  background: var(--accent-gold);
  color: #ffffff;
  border: none;
  outline: none;
  padding: 0.6rem 1.5rem;
  border-radius: 25px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: background 0.3s ease;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.search-btn:hover {
  background: var(--accent-gold-hover);
}

/* Search Suggestions dropdown */
.search-suggestions {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  margin-top: 0.5rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(142, 137, 126, 0.15);
  display: none;
  z-index: 50;
  text-align: left;
}

.suggestion-item {
  padding: 0.8rem 1.2rem;
  cursor: pointer;
  border-bottom: 1px solid rgba(0, 0, 0, 0.03);
  transition: background 0.2s ease, color 0.2s ease;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-primary);
}

.suggestion-item:last-child {
  border-bottom: none;
}

.suggestion-item:hover {
  background: rgba(194, 154, 39, 0.06);
  color: var(--accent-gold);
}

.suggestion-title {
  font-weight: 500;
}

.suggestion-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Featured Section */
.featured {
  padding: 4rem 0;
}

.section-header {
  margin-bottom: 3rem;
  text-align: center;
}

.section-header h2 {
  font-family: var(--font-serif);
  font-size: 2.2rem;
  font-weight: 400;
  margin-bottom: 0.5rem;
}

.section-header p {
  color: var(--text-secondary);
  font-weight: 300;
}

/* Carousel Layout System */
.carousel-container {
  position: relative;
  display: flex;
  align-items: center;
  gap: 1.25rem;
  width: 100%;
}

.carousel-track-wrapper {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  width: 100%;
  padding: 1rem 0;
  display: flex;
  -webkit-overflow-scrolling: touch;
}

/* Hide scrollbar but keep swipe functionality */
.carousel-track-wrapper::-webkit-scrollbar {
  display: none;
}
.carousel-track-wrapper {
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
}

.carousel-track {
  display: flex;
  gap: 2rem;
  width: 100%;
}

.carousel-slide {
  scroll-snap-align: start;
  flex: 0 0 calc(33.333% - 1.333rem); /* 3 cards visible on desktop */
  min-width: 300px;
}

@media (max-width: 992px) {
  .carousel-slide {
    flex: 0 0 calc(50% - 1rem); /* 2 cards on tablet */
  }
}

@media (max-width: 600px) {
  .carousel-slide {
    flex: 0 0 100%; /* 1 card on mobile */
  }
  .carousel-container {
    gap: 0.5rem;
  }
  .carousel-control {
    display: none; /* Hide arrows on mobile, rely on native swipe */
  }
}

.carousel-control {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  color: var(--accent-gold);
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  backdrop-filter: blur(8px);
  flex-shrink: 0;
  box-shadow: 0 4px 12px rgba(142, 137, 126, 0.08);
  outline: none;
}

.carousel-control:hover {
  border-color: var(--accent-gold);
  background: var(--accent-gold);
  color: #ffffff;
  box-shadow: 0 4px 15px rgba(194, 154, 39, 0.25);
}

.carousel-control:disabled {
  opacity: 0.25;
  cursor: not-allowed;
  pointer-events: none;
}

.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.indicator-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.4;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.indicator-dot.active {
  background: var(--accent-gold);
  opacity: 1;
  width: 24px;
  border-radius: 4px;
}

/* Glassmorphic Restaurant Card */
.restaurant-card {
  background: var(--bg-card);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 8px 32px 0 rgba(142, 137, 126, 0.08);
  backdrop-filter: blur(10px);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
}

.restaurant-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-hover);
  box-shadow: 0 12px 40px 0 rgba(194, 154, 39, 0.12);
}

/* Card Visual Header */
.card-visual {
  height: 200px;
  position: relative;
  background: linear-gradient(135deg, #fcfaf7 0%, #f3f0e7 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
}

.card-visual-svg {
  width: 80px;
  height: 80px;
  stroke: var(--accent-gold);
  stroke-width: 1;
  fill: none;
  opacity: 0.65;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.6s ease;
}

.restaurant-card:hover .card-visual-svg {
  transform: scale(1.15) rotate(5deg);
  opacity: 0.95;
}

/* Michelin tag / badge styling */
.badge-container {
  position: absolute;
  top: 1rem;
  left: 1rem;
  display: flex;
  gap: 0.5rem;
}

.badge {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(4px);
  border: 1px solid var(--accent-gold);
  color: var(--accent-gold);
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  padding: 0.25rem 0.6rem;
  border-radius: 4px;
  letter-spacing: 1px;
}

.card-content {
  padding: 1.5rem;
  flex-grow: 1;
  display: flex;
  flex-direction: column;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.8rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--text-primary);
}

.card-subtitle {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 400;
  margin-top: 0.1rem;
}

.card-rating {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  font-size: 0.9rem;
  color: var(--accent-gold);
  font-weight: 600;
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.92rem;
  font-weight: 300;
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.card-footer {
  margin-top: auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.card-meta-info {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.btn-card {
  color: var(--accent-gold);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  transition: color 0.2s ease, transform 0.2s ease;
}

.btn-card:hover {
  color: var(--accent-gold-hover);
  transform: translateX(3px);
}

/* Reservation Section */
.reservation {
  padding: 4rem 0 6rem;
}

.reservation-panel {
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.8) 0%, rgba(247, 245, 240, 0.8) 100%);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: 0 15px 45px rgba(142, 137, 126, 0.1);
  backdrop-filter: blur(15px);
  position: relative;
}

.reservation-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-secondary);
  font-weight: 600;
}

.form-control {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(0, 0, 0, 0.08);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  outline: none;
  transition: border-color 0.3s ease;
}

.form-control:focus {
  border-color: var(--accent-gold);
}

.btn-search-tables {
  background: var(--accent-gold);
  color: #ffffff;
  border: none;
  outline: none;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  align-self: flex-end;
  height: 48px;
  transition: all 0.3s ease;
}

.btn-search-tables:hover {
  background: var(--accent-gold-hover);
  box-shadow: 0 4px 15px rgba(194, 154, 39, 0.2);
}

/* Slots result area */
.slots-container {
  margin-top: 2.5rem;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  padding-top: 2rem;
  display: none; /* Controlled by JS */
}

.slots-header {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.slots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 1rem;
}

.slot-btn {
  background: rgba(255, 255, 255, 0.8);
  border: 1px solid rgba(0, 0, 0, 0.06);
  color: var(--text-primary);
  padding: 0.75rem;
  border-radius: 8px;
  cursor: pointer;
  text-align: center;
  font-family: var(--font-sans);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.slot-btn:hover {
  border-color: var(--accent-gold);
  background: rgba(194, 154, 39, 0.05);
  color: var(--accent-gold);
}

.slot-btn.selected {
  background: var(--accent-gold);
  color: #ffffff;
  border-color: var(--accent-gold);
  font-weight: 600;
}

/* Spinner loader */
.spinner-container {
  display: none;
  justify-content: center;
  align-items: center;
  padding: 2rem 0;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(194, 154, 39, 0.1);
  border-radius: 50%;
  border-top-color: var(--accent-gold);
  animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Modal Overlay */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(28, 27, 24, 0.5);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  display: flex;
  opacity: 1;
}

.modal-content {
  background: #ffffff;
  border: 1px solid var(--accent-gold);
  border-radius: 16px;
  padding: 2.5rem;
  max-width: 500px;
  width: 90%;
  text-align: center;
  box-shadow: 0 20px 50px rgba(142, 137, 126, 0.25);
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

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

.modal-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto 1.5rem;
  stroke: var(--accent-gold);
  stroke-width: 1.5;
  fill: none;
}

.modal-title {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.modal-text {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 2rem;
  font-weight: 300;
}

.btn-modal-close {
  background: var(--accent-gold);
  color: #ffffff;
  border: none;
  outline: none;
  padding: 0.75rem 2rem;
  border-radius: 30px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
}

.btn-modal-close:hover {
  background: var(--accent-gold-hover);
}

/* Footer */
footer {
  border-top: 1px solid rgba(0, 0, 0, 0.04);
  padding: 3rem 0;
  background-color: #f4f2eb;
}

.footer-wrapper {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

.footer-badge {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--text-secondary);
  border: 1px solid rgba(0, 0, 0, 0.05);
  padding: 0.35rem 0.75rem;
  border-radius: 20px;
}

.footer-badge svg {
  stroke: var(--accent-gold);
  width: 14px;
  height: 14px;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

/* Responsive fixes */
@media (max-width: 900px) {
  .reservation-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .hero h1 {
    font-size: 2.8rem;
  }
  .nav-wrapper {
    flex-direction: column;
    gap: 1rem;
  }
  nav ul {
    gap: 1.25rem;
  }
}

@media (max-width: 600px) {
  .reservation-grid {
    grid-template-columns: 1fr;
  }
  .btn-search-tables {
    align-self: stretch;
  }
  .footer-wrapper {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}