/* ============================================
   Krystal X Kids Wear - Premium Landing Page
   Design: Soft pastels, kids fashion aesthetic
   ============================================ */

:root {
  --color-pink: #E60154;
  --color-pink-dark: #E60154;
  --color-pink-soft: #FFE5ED;
  --color-lavender: #E6E6FA;
  --color-cream: #FFF8F0;
  --color-mint: #E8F8F5;
  --color-blue-soft: #E8F4F8;
  --color-gold: #D4AF37;
  --color-charcoal: #2D2D2D;
  --color-text: #3D3D3D;
  --color-text-muted: #6B6B6B;
  --shadow-soft: 0 4px 20px rgba(230, 1, 84, 0.2);
  --shadow-card: 0 8px 32px rgba(45, 45, 45, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Quicksand', -apple-system, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-cream);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 248, 240, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 16px rgba(230, 1, 84, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
}

.logo {
  display: flex;
  align-items: baseline;
  gap: 4px;
  text-decoration: none;
  color: var(--color-charcoal);
  font-weight: 700;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
}

.logo-accent {
  color: var(--color-pink-dark);
  font-size: 1.5rem;
}

.logo-sub {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-left: 6px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
}

.main-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition);
}

.main-nav a:hover {
  color: var(--color-pink-dark);
}

.btn-shop {
  background: var(--color-pink);
  color: white !important;
  padding: 10px 20px;
  border-radius: 50px;
  box-shadow: var(--shadow-soft);
}

.btn-shop:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(230, 1, 84, 0.35);
}

/* Hero */
.hero {
  position: relative;
  padding: 48px 24px 72px;
  background: linear-gradient(160deg, var(--color-pink-soft) 0%, var(--color-cream) 50%, var(--color-blue-soft) 100%);
  overflow: hidden;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 20% 80%, rgba(230, 1, 84, 0.12) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(230, 230, 250, 0.4) 0%, transparent 50%),
    repeating-linear-gradient(
      -45deg,
      transparent,
      transparent 40px,
      rgba(255, 255, 255, 0.03) 40px,
      rgba(255, 255, 255, 0.03) 80px
    );
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-charcoal);
  margin-bottom: 12px;
  font-weight: 600;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--color-text-muted);
  max-width: 480px;
  margin: 0 auto 24px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 50px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-pink);
  color: white;
  box-shadow: var(--shadow-soft);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(230, 1, 84, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--color-pink-dark);
  border: 2px solid var(--color-pink);
}

.btn-secondary:hover {
  background: var(--color-pink-soft);
  border-color: var(--color-pink-dark);
}

.btn-lg {
  padding: 12px 28px;
  font-size: 1rem;
}

.hero-wave {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  line-height: 0;
}

.hero-wave svg {
  width: 100%;
  height: 100%;
}

/* Section Titles */
.section-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-charcoal);
  text-align: center;
  margin-bottom: 24px;
}

/* Category Filters */
.categories-section {
  padding: 36px 0 28px;
}

.category-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: white;
  border: 2px solid var(--color-pink-soft);
  border-radius: 50px;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  transition: all var(--transition);
  box-shadow: var(--shadow-card);
}

.category-chip:hover,
.category-chip.active {
  background: var(--color-pink-soft);
  border-color: var(--color-pink);
  color: var(--color-pink-dark);
}

.chip-img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
}

/* Products Grid */
.products-section {
  padding: 28px 0 56px;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.product-card {
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-card);
  transition: all var(--transition);
  display: block;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(45, 45, 45, 0.1);
}

.card-image-wrap {
  position: relative;
  aspect-ratio: 1;
  overflow: hidden;
}

.card-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition);
}

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

.card-category {
  position: absolute;
  top: 8px;
  left: 8px;
  background: rgba(255,255,255,0.95);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-pink-dark);
}

.card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(45,45,45,0.6), transparent 50%);
  opacity: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 24px;
  transition: opacity var(--transition);
}

.product-card:hover .card-overlay {
  opacity: 1;
}

.view-detail {
  color: white;
  font-weight: 600;
  padding: 10px 20px;
  background: var(--color-pink);
  border-radius: 50px;
}

.card-body {
  padding: 14px;
}

.card-title {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-charcoal);
  margin-bottom: 6px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-price {
  font-weight: 600;
  color: var(--color-pink-dark);
  font-size: 0.9rem;
}

.no-products {
  text-align: center;
  color: var(--color-text-muted);
  padding: 60px 20px;
}

.no-products a {
  color: var(--color-pink-dark);
  font-weight: 600;
}

/* Pagination */
.pagination {
  margin-top: 40px;
  display: flex;
  justify-content: center;
}

.pagination-inner {
  display: flex;
  align-items: center;
  gap: 8px;
}

.pagination-btn,
.pagination-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--color-text);
  background: #fff;
  border: 1px solid #e5e5e5;
  transition: all var(--transition);
}

.pagination-btn:hover,
.pagination-num:hover {
  border-color: var(--color-pink);
  color: var(--color-pink-dark);
}

.pagination-num.active {
  background: var(--color-pink);
  color: white;
  border-color: var(--color-pink);
}

.pagination-ellipsis {
  padding: 0 4px;
  color: var(--color-text-muted);
}

@media (max-width: 600px) {
  .pagination-btn,
  .pagination-num {
    min-width: 36px;
    height: 36px;
    padding: 0 8px;
  }
}

/* Product Recommend Section */
.product-recommend {
  padding: 48px 0 56px;
  border-top: 1px solid #eee;
  background: #fafafa;
}

.product-recommend .section-title {
  margin-bottom: 28px;
}

/* Engaged Content - SEO */
.engaged-content {
  padding: 40px 0;
  background: #fff;
}

.engaged-text {
  max-width: 720px;
  margin: 0 auto;
  font-size: 0.95rem;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.engaged-text p {
  margin-bottom: 14px;
}

.engaged-text p:last-child {
  margin-bottom: 0;
}

.engaged-text strong {
  color: var(--color-charcoal);
}

/* CTA Banner */
.cta-banner {
  position: relative;
  padding: 48px 24px;
  background: var(--color-pink);
  overflow: hidden;
}

.cta-bg-pattern {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 30% 70%, rgba(255,255,255,0.2) 0%, transparent 40%),
    repeating-linear-gradient(
      45deg,
      transparent,
      transparent 30px,
      rgba(255, 255, 255, 0.05) 30px,
      rgba(255, 255, 255, 0.05) 60px
    );
}

.cta-content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.cta-banner h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  color: white;
  margin-bottom: 8px;
}

.cta-banner p {
  color: rgba(255,255,255,0.95);
  font-size: 1rem;
  margin-bottom: 20px;
}

.cta-banner .btn-primary {
  background: white;
  color: var(--color-pink-dark);
}

.cta-banner .btn-primary:hover {
  background: var(--color-cream);
}

/* Download Section */
.download-section {
  padding: 48px 24px;
  background: var(--color-cream);
}

.download-subtitle {
  text-align: center;
  color: var(--color-text-muted);
  margin-top: -16px;
  margin-bottom: 28px;
}

.download-buttons {
  display: flex;
  justify-content: center;
  gap: 24px;
  flex-wrap: wrap;
}

.download-btn {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 28px;
  background: white;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--color-charcoal);
  box-shadow: var(--shadow-card);
  border: 2px solid transparent;
  transition: all var(--transition);
}

.download-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(45, 45, 45, 0.12);
}

.download-btn.apk:hover {
  border-color: #3DDC84;
}

.download-btn.ios:hover {
  border-color: var(--color-charcoal);
}

.download-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.download-btn.apk .download-icon {
  color: #3DDC84;
}

.download-btn.ios .download-icon {
  color: var(--color-charcoal);
}

.download-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.download-text strong {
  font-size: 1.1rem;
}

.download-text small {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* Footer */
.site-footer {
  background: var(--color-charcoal);
  color: white;
  padding: 28px 24px;
  text-align: center;
}

.footer-brand {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-brand .logo-accent {
  color: var(--color-pink);
}

.footer-tagline {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-bottom: 8px;
}

.footer-shop {
  color: var(--color-pink);
  text-decoration: none;
  font-weight: 600;
}

.footer-shop:hover {
  text-decoration: underline;
}

.footer-partner {
  font-size: 0.8rem;
  opacity: 0.75;
  margin-top: 12px;
  margin-bottom: 0;
}

.footer-partner a {
  color: var(--color-pink);
  text-decoration: none;
}

.footer-partner a:hover {
  text-decoration: underline;
}

/* ========== Product Detail Page ========== */
.product-page {
  padding: 32px 0 56px;
  min-height: calc(100vh - 60px);
}

.product-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 900px) {
  .product-layout {
    grid-template-columns: 1fr;
  }
}

/* Product Gallery / Slider */
.product-gallery {
  position: sticky;
  top: 84px;
}

.slider-main {
  position: relative;
  aspect-ratio: 1;
  background: #f8f8f8;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}

.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.35s ease;
}

.slide.active {
  opacity: 1;
  visibility: visible;
  position: relative;
}

.slide img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  background: #fff;
}

.slider-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 14px;
}

.slider-thumbs {
  display: flex;
  gap: 8px;
  flex: 1;
  overflow-x: auto;
  padding: 4px 0;
  scrollbar-width: thin;
}

.slider-thumbs::-webkit-scrollbar {
  height: 4px;
}

.thumb {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border: 2px solid transparent;
  border-radius: 8px;
  overflow: hidden;
  padding: 0;
  cursor: pointer;
  background: #fff;
  transition: all var(--transition);
}

.thumb:hover {
  border-color: rgba(230, 1, 84, 0.5);
}

.thumb.active {
  border-color: var(--color-pink-dark);
  box-shadow: 0 0 0 2px var(--color-pink-soft);
}

.thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.slider-arrow {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid #e5e5e5;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--color-charcoal);
  transition: all var(--transition);
}

.slider-arrow:hover {
  background: var(--color-pink);
  color: white;
  border-color: var(--color-pink);
}

@media (max-width: 900px) {
  .product-gallery {
    top: auto;
  }
  .slider-arrow {
    width: 36px;
    height: 36px;
  }
  .thumb {
    width: 48px;
    height: 48px;
  }
}

/* Product Info */
.product-category {
  display: inline-block;
  font-size: 0.8rem;
  color: var(--color-pink-dark);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 8px;
}

.product-title {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--color-charcoal);
  line-height: 1.3;
  margin-bottom: 8px;
}

.product-price-from {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-pink-dark);
  margin-bottom: 24px;
}

.product-section-title {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-charcoal);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 12px;
}

.product-description-wrap {
  margin-bottom: 28px;
}

.product-description {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.7;
  white-space: pre-wrap;
  max-height: 220px;
  overflow-y: auto;
  padding-right: 8px;
}

.product-description::-webkit-scrollbar {
  width: 6px;
}

.product-description::-webkit-scrollbar-thumb {
  background: #ddd;
  border-radius: 3px;
}

/* Variants - Smart Table Design */
.variants-section {
  margin-bottom: 28px;
}

.variants-table-modern {
  border: 1px solid #e8e8e8;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: #fff;
}

.variants-table-header {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 0.8fr 80px;
  gap: 16px;
  padding: 14px 18px;
  background: #fafafa;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.variant-row {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 0.8fr 80px;
  gap: 16px;
  align-items: center;
  padding: 16px 18px;
  text-decoration: none;
  color: inherit;
  border-top: 1px solid #eee;
  transition: background var(--transition);
}

.variant-row:hover {
  background: rgba(230, 1, 84, 0.04);
}

.variant-color-cell {
  display: flex;
  align-items: center;
  gap: 12px;
}

.variant-size-inline {
  display: none;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.variant-size-inline::before {
  content: ' · ';
  margin: 0 4px;
}

.variant-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  flex-shrink: 0;
  border: 1px solid rgba(0,0,0,0.08);
}

.variant-size {
  font-weight: 500;
  color: var(--color-charcoal);
}

.variant-price-cell {
  font-weight: 600;
  color: var(--color-pink-dark);
}

.variant-stock-cell {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.variant-action {
  display: flex;
  justify-content: flex-end;
}

.variant-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 8px 18px;
  background: var(--color-pink);
  color: white;
  font-size: 0.85rem;
  font-weight: 600;
  border-radius: 6px;
  transition: all var(--transition);
}

.variant-row:hover .variant-btn {
  background: #c40148;
}

.btn-small {
  padding: 6px 14px;
  font-size: 0.8rem;
}

.product-actions {
  margin-top: 24px;
}

/* Responsive */
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

@media (max-width: 768px) {
  .main-nav {
    gap: 12px;
  }
  .main-nav a:not(.btn-shop) {
    display: none;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }
  .card-body {
    padding: 10px;
  }
  .card-title {
    font-size: 0.85rem;
  }
  .variants-table-header {
    grid-template-columns: 1.5fr 1fr 80px;
    padding: 12px 14px;
  }
  .variants-table-header span:nth-child(4),
  .variant-stock-cell {
    display: none;
  }
  .variant-row {
    grid-template-columns: 1.5fr 1fr 80px;
    padding: 14px;
  }
}

@media (max-width: 600px) {
  .variants-table-header {
    grid-template-columns: 1fr 1fr 70px;
  }
  .variants-table-header span:nth-child(2),
  .variants-table-header span:nth-child(4),
  .variant-size,
  .variant-stock-cell {
    display: none;
  }
  .variant-size-inline {
    display: inline;
  }
  .variant-row {
    grid-template-columns: 1fr 1fr 70px;
  }
}