/* ============================================================
   TRENDROP — styles.css
   Electric Sunset design system — mobile-first responsive
   ============================================================ */

/* ============================================================
   1. DESIGN TOKENS
   ============================================================ */
:root {
  /* Background */
  --color-bg-base:        #0A0A0F;
  --color-bg-surface:     #13131A;
  --color-bg-elevated:    #1C1C27;
  --color-bg-overlay:     rgba(10, 10, 15, 0.85);

  /* Gradient system */
  --color-primary-start:  #FF2D78;
  --color-primary-mid:    #BF4FFF;
  --color-primary-end:    #FF6A00;
  --gradient-primary:     linear-gradient(135deg, #FF2D78 0%, #BF4FFF 50%, #FF6A00 100%);
  --gradient-primary-h:   linear-gradient(90deg, #FF2D78 0%, #BF4FFF 100%);

  /* Accent */
  --color-accent:         #FF2D78;
  --color-accent-hover:   #FF5590;
  --color-accent-pressed: #D91A60;

  /* Semantic */
  --color-hot:            #FF4500;
  --color-rising:         #00E5A0;
  --color-new:            #00CFFF;
  --color-sale:           #FFD000;
  --color-danger:         #FF3B30;
  --color-success:        #34C759;

  /* Neutral */
  --color-text-primary:   #F5F5FF;
  --color-text-secondary: #A0A0B8;
  --color-text-muted:     #5C5C78;
  --color-border:         #2A2A3C;
  --color-border-strong:  #3D3D55;

  /* Rank badges */
  --color-rank-1:         #FFD700;
  --color-rank-2:         #C0C0C0;
  --color-rank-3:         #CD7F32;
  --color-rank-n:         #2A2A3C;

  /* Typography scale */
  --font-display:   'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-body:      'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:      'JetBrains Mono', 'SF Mono', 'Fira Mono', monospace;

  --text-hero:      2.5rem;
  --text-hero-lg:   4rem;
  --text-display:   1.75rem;
  --text-heading:   1.25rem;
  --text-body:      1rem;
  --text-label:     0.875rem;
  --text-caption:   0.75rem;
  --text-stat:      1rem;
  --text-stat-lg:   1.5rem;
  --text-price:     1.25rem;
  --text-price-orig: 0.875rem;
  --text-cta:       1rem;

  /* Spacing scale */
  --space-2:   2px;
  --space-4:   4px;
  --space-8:   8px;
  --space-12:  12px;
  --space-16:  16px;
  --space-20:  20px;
  --space-24:  24px;
  --space-32:  32px;
  --space-48:  48px;
  --space-64:  64px;

  /* Radii */
  --radius-sm:   6px;
  --radius-md:   12px;
  --radius-lg:   16px;
  --radius-xl:   24px;
  --radius-full: 999px;

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   220ms ease;
  --transition-slow:   300ms ease;

  /* Z-index layers */
  --z-sticky:   100;
  --z-drawer:   200;
  --z-modal:    300;
  --z-overlay:  400;
  --z-toast:    500;
}

/* ============================================================
   2. RESET & BASE
   ============================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background-color: var(--color-bg-base);
  color: var(--color-text-primary);
  font-family: var(--font-body);
  font-size: var(--text-body);
  line-height: 1.5;
  min-height: 100dvh;
  overflow-x: hidden;
}

body.no-scroll {
  overflow: hidden;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

select, input, textarea {
  font: inherit;
  color: inherit;
}

fieldset {
  border: none;
}

/* ============================================================
   3. ACCESSIBILITY
   ============================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: var(--space-16);
  padding: var(--space-8) var(--space-16);
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 600;
  z-index: 1000;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: var(--space-8);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ============================================================
   4. TYPOGRAPHY UTILITIES
   ============================================================ */
.font-display  { font-family: var(--font-display); }
.font-body     { font-family: var(--font-body); }
.font-mono     { font-family: var(--font-mono); }

.gradient-text {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ============================================================
   5. BUTTONS
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  padding: 12px var(--space-24);
  font-size: var(--text-cta);
  font-weight: 600;
  font-family: var(--font-body);
  border-radius: var(--radius-md);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  min-height: 44px;
  cursor: pointer;
  border: none;
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--gradient-primary);
  color: #fff;
  box-shadow: 0 4px 20px rgba(255, 45, 120, 0.35);
}

.btn-primary:hover {
  opacity: 0.9;
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}

.btn-ghost:hover {
  border-color: var(--color-border-strong);
  color: var(--color-text-primary);
}

.btn-lg {
  padding: 16px var(--space-32);
  font-size: 1.0625rem;
  border-radius: var(--radius-md);
  min-height: 52px;
}

.btn-full {
  width: 100%;
}

/* Icon button */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), background var(--transition-fast);
  flex-shrink: 0;
}

.icon-btn:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-surface);
}

.icon {
  width: 24px;
  height: 24px;
}

/* ============================================================
   6. NAVBAR
   ============================================================ */
.navbar {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--color-bg-base);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), backdrop-filter var(--transition-base);
  height: 56px;
}

.navbar.scrolled {
  border-bottom-color: var(--color-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background: rgba(10, 10, 15, 0.85);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--space-16);
  max-width: 1440px;
  margin: 0 auto;
}

.navbar-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
}

.logo-wordmark {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.cart-icon-btn {
  position: relative;
}

.cart-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 18px;
  height: 18px;
  padding: 0 4px;
  border-radius: var(--radius-full);
  background: var(--gradient-primary);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  font-family: var(--font-body);
  line-height: 18px;
  text-align: center;
  pointer-events: none;
  display: none;
}

.cart-badge.visible {
  display: block;
}

/* ============================================================
   7. CATEGORY STRIP
   ============================================================ */
.category-nav {
  position: sticky;
  top: 56px;
  z-index: calc(var(--z-sticky) - 1);
  background: var(--color-bg-base);
  border-bottom: 1px solid var(--color-border);
}

.category-strip {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-16);
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  max-width: 1440px;
  margin: 0 auto;
}

.category-strip::-webkit-scrollbar {
  display: none;
}

.category-chip {
  display: inline-flex;
  align-items: center;
  height: 36px;
  padding: 0 var(--space-16);
  border-radius: var(--radius-full);
  font-size: var(--text-label);
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid var(--color-border);
  background: var(--color-bg-surface);
  color: var(--color-text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  flex-shrink: 0;
  min-height: 44px;
}

.category-chip:hover,
.category-chip[aria-pressed="true"] {
  background: var(--gradient-primary);
  border-color: transparent;
  color: #fff;
}

/* ============================================================
   8. HERO SECTION
   ============================================================ */
.hero-section {
  position: relative;
  overflow: hidden;
  aspect-ratio: 9/14;
  max-width: 1440px;
  margin: 0 auto;
  cursor: pointer;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(10, 10, 15, 0.95) 0%, rgba(10, 10, 15, 0.4) 40%, transparent 65%);
}

.hero-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--space-24) var(--space-16);
}

.hero-rank-badge {
  position: absolute;
  top: var(--space-16);
  left: var(--space-16);
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: rank1-pulse 2s ease-in-out infinite;
}

.hero-rank-badge svg {
  width: 24px;
  height: 24px;
  fill: #fff;
}

@keyframes rank1-pulse {
  0%, 100% { transform: scale(1); }
  50%       { transform: scale(1.07); }
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
  margin-bottom: var(--space-12);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 5vw, var(--text-hero));
  font-weight: 700;
  line-height: 1.1;
  color: var(--color-text-primary);
  margin-bottom: var(--space-12);
  text-shadow: 0 2px 8px rgba(0,0,0,0.5);
}

.hero-stats-row {
  display: flex;
  align-items: center;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
  flex-wrap: wrap;
}

.hero-stat {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  color: var(--color-text-secondary);
  font-size: var(--text-label);
}

.hero-stat-num {
  font-family: var(--font-mono);
  font-size: var(--text-stat);
  font-weight: 600;
  color: var(--color-text-primary);
}

.hero-stat-icon {
  font-size: 16px;
  line-height: 1;
}

.hero-pricing {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
}

.hero-price {
  font-family: var(--font-body);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.hero-original-price {
  font-size: var(--text-price-orig);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.hero-discount {
  background: var(--color-sale);
  color: #0A0A0F;
  font-size: var(--text-caption);
  font-weight: 700;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
}

.hero-cta-row {
  display: flex;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.hero-cta-btn {
  flex: 1;
  min-width: 200px;
  max-width: 400px;
}

.hero-score-bar-wrap {
  margin-top: var(--space-12);
}

.hero-score-label {
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
  display: flex;
  justify-content: space-between;
}

.hero-score-bar {
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.hero-score-fill {
  height: 100%;
  background: var(--gradient-primary-h);
  border-radius: var(--radius-full);
  transition: width 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================================
   9. SORT TABS
   ============================================================ */
.sort-tabs-wrapper {
  position: sticky;
  top: calc(56px + 53px); /* navbar + category nav height */
  z-index: calc(var(--z-sticky) - 2);
  background: var(--color-bg-base);
  border-bottom: 1px solid var(--color-border);
}

.sort-tabs {
  display: flex;
  align-items: stretch;
  gap: 0;
  padding: 0 var(--space-16);
  overflow-x: auto;
  scrollbar-width: none;
  max-width: 1440px;
  margin: 0 auto;
}

.sort-tabs::-webkit-scrollbar {
  display: none;
}

.sort-tab {
  flex-shrink: 0;
  height: 44px;
  padding: 0 var(--space-16);
  font-size: var(--text-label);
  font-weight: 500;
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color var(--transition-fast), border-color var(--transition-fast);
  white-space: nowrap;
}

.sort-tab:hover {
  color: var(--color-text-primary);
}

.sort-tab.active {
  font-weight: 600;
  color: var(--color-text-primary);
  border-bottom-color: var(--color-accent);
  position: relative;
}

/* ============================================================
   10. TRENDING GRID
   ============================================================ */
.grid-section {
  padding-top: var(--space-24);
  padding-bottom: var(--space-64);
}

.grid-container {
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 var(--space-16);
}

.trending-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

/* ============================================================
   11. PRODUCT CARD
   ============================================================ */
.product-card {
  background: var(--color-bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  overflow: hidden;
  cursor: pointer;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.product-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-border-strong);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
}

.product-card:focus-within {
  border-color: var(--color-accent);
}

.card-image-wrap {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--color-bg-elevated);
}

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

.product-card:hover .card-img {
  transform: scale(1.05);
}

.card-rank-badge {
  position: absolute;
  top: var(--space-8);
  left: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 700;
  color: #fff;
  z-index: 1;
}

.rank-badge-1 {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gradient-primary);
  animation: rank1-pulse 2s ease-in-out infinite;
  font-size: 0;
}
.rank-badge-1 svg {
  width: 24px;
  height: 24px;
  fill: #fff;
}

.rank-badge-2 {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-rank-2);
  font-size: 15px;
  color: #0A0A0F;
  font-weight: 700;
}

.rank-badge-3 {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-rank-3);
  font-size: 15px;
  color: #fff;
  font-weight: 700;
}

.rank-badge-n {
  min-width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  background: var(--color-rank-n);
  font-size: var(--text-caption);
  padding: 0 var(--space-8);
}

.fire-anim {
  position: absolute;
  top: var(--space-8);
  right: var(--space-8);
  font-size: 20px;
  animation: fire-flicker 1.5s ease-in-out infinite alternate;
  line-height: 1;
}

@keyframes fire-flicker {
  0%   { transform: scale(1) rotate(-3deg); }
  100% { transform: scale(1.15) rotate(3deg); }
}

.card-quick-add {
  position: absolute;
  bottom: var(--space-8);
  right: var(--space-8);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gradient-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
  border: none;
  cursor: pointer;
  box-shadow: 0 2px 12px rgba(255, 45, 120, 0.5);
}

.product-card:hover .card-quick-add,
.product-card:focus-within .card-quick-add {
  opacity: 1;
  transform: translateY(0);
}

.card-quick-add svg {
  width: 16px;
  height: 16px;
  stroke: #fff;
  stroke-width: 2.5;
}

.card-body {
  padding: var(--space-12);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  flex: 1;
}

.card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.card-title {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-title-btn {
  background: none;
  border: none;
  padding: 0;
  font: inherit;
  color: inherit;
  text-align: left;
  cursor: pointer;
  font-size: var(--text-label);
  font-weight: 600;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-rating {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  font-size: var(--text-caption);
  color: var(--color-text-muted);
}

.stars {
  display: flex;
  align-items: center;
  gap: 1px;
  color: var(--color-sale);
}

.stars svg {
  width: 12px;
  height: 12px;
  fill: currentColor;
}

.card-pricing {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  margin-top: auto;
}

.price-sale {
  font-size: var(--text-price);
  font-weight: 600;
  color: var(--color-text-primary);
}

.price-original {
  font-size: var(--text-price-orig);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.price-discount {
  font-size: var(--text-caption);
  font-weight: 700;
  background: var(--color-sale);
  color: #0A0A0F;
  padding: 1px 5px;
  border-radius: var(--radius-sm);
}

.card-stat {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.stat-flash {
  animation: stat-flash 0.4s ease;
}

@keyframes stat-flash {
  0%   { color: var(--color-accent); transform: scale(1.1); }
  100% { color: inherit; transform: scale(1); }
}

/* ============================================================
   12. TRENDING BADGES
   ============================================================ */
.trending-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  height: 22px;
  padding: 0 var(--space-8);
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  white-space: nowrap;
  line-height: 1;
}

.trending-badge--hot {
  background: rgba(255, 69, 0, 0.15);
  color: var(--color-hot);
}

.trending-badge--rising {
  background: rgba(0, 229, 160, 0.15);
  color: var(--color-rising);
}

.trending-badge--new {
  background: rgba(0, 207, 255, 0.15);
  color: var(--color-new);
}

.trending-badge--viral {
  background: rgba(191, 79, 255, 0.15);
  color: var(--color-primary-mid);
}

.trending-badge--restocked {
  background: rgba(255, 208, 0, 0.15);
  color: var(--color-sale);
}

.trending-badge .badge-icon {
  font-size: 12px;
  line-height: 1;
}

/* Detail-size badges */
.trending-badge--lg {
  height: 28px;
  padding: 0 var(--space-12);
  font-size: var(--text-caption);
}

/* ============================================================
   13. PRODUCT DETAIL MODAL
   ============================================================ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-modal);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.product-modal {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  max-height: 95dvh;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: calc(var(--z-modal) + 1);
  transform: translateY(100%);
  transition: transform var(--transition-slow) cubic-bezier(0.34, 1.56, 0.64, 1);
  border: 1px solid var(--color-border-strong);
  border-bottom: none;
  padding-bottom: env(safe-area-inset-bottom);
}

.modal-overlay.active .product-modal {
  transform: translateY(0);
}

.modal-close {
  position: absolute;
  top: var(--space-12);
  right: var(--space-12);
  z-index: 2;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
}

.modal-content {
  /* content filled by JS */
}

/* Modal gallery */
.modal-gallery {
  position: relative;
  aspect-ratio: 1/1;
  overflow: hidden;
  background: var(--color-bg-surface);
}

.modal-gallery-main {
  width: 100%;
  height: 100%;
  object-fit: cover;
  cursor: pointer;
  transition: opacity var(--transition-base);
}

.modal-rank-badge {
  position: absolute;
  top: var(--space-16);
  left: var(--space-16);
}

.gallery-thumbnails {
  display: flex;
  gap: var(--space-8);
  padding: var(--space-8) var(--space-16);
  overflow-x: auto;
  background: var(--color-bg-surface);
  scrollbar-width: none;
}
.gallery-thumbnails::-webkit-scrollbar { display: none; }

.gallery-thumb {
  width: 60px;
  height: 60px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid transparent;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity var(--transition-fast), border-color var(--transition-fast);
}

.gallery-thumb.active,
.gallery-thumb:hover {
  opacity: 1;
  border-color: var(--color-accent);
}

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

/* Modal body */
.modal-body {
  padding: var(--space-20) var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-20);
}

.modal-header-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-12);
}

.modal-category-chip {
  font-size: var(--text-caption);
  font-weight: 500;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  background: var(--color-bg-surface);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  text-transform: capitalize;
}

.modal-product-title {
  font-family: var(--font-display);
  font-size: var(--text-heading);
  font-weight: 600;
  line-height: 1.25;
  color: var(--color-text-primary);
  margin: var(--space-8) 0;
}

.modal-badges-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-8);
}

/* Live stats panel */
.live-stats-panel {
  background: var(--color-bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  padding: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.live-stats-title {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.live-stat-row {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.live-stat-icon {
  font-size: 20px;
  line-height: 1;
  width: 28px;
  text-align: center;
}

.live-stat-num {
  font-family: var(--font-mono);
  font-size: var(--text-stat);
  font-weight: 600;
  color: var(--color-text-primary);
}

.live-stat-label {
  font-size: var(--text-label);
  color: var(--color-text-secondary);
}

.live-stats-updated {
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  margin-top: var(--space-4);
}

/* Modal pricing */
.modal-pricing {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  flex-wrap: wrap;
}

.modal-price-sale {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.modal-price-original {
  font-size: var(--text-body);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.modal-price-discount {
  font-size: var(--text-label);
  font-weight: 700;
  background: var(--color-sale);
  color: #0A0A0F;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
}

.modal-shipping {
  font-size: var(--text-label);
  color: var(--color-rising);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

/* Quantity + Add to Cart */
.modal-add-row {
  display: flex;
  align-items: center;
  gap: var(--space-12);
}

.qty-control {
  display: flex;
  align-items: center;
  background: var(--color-bg-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  overflow: hidden;
  height: 52px;
  flex-shrink: 0;
}

.qty-btn {
  width: 44px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--color-text-secondary);
  transition: color var(--transition-fast), background var(--transition-fast);
  cursor: pointer;
  border: none;
  background: none;
}
.qty-btn:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-elevated);
}

.qty-display {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  min-width: 36px;
  text-align: center;
  padding: 0 var(--space-4);
}

.modal-add-btn {
  flex: 1;
  min-height: 52px;
}

/* Trending sparkline/duration */
.trending-duration {
  display: inline-flex;
  align-items: center;
  gap: var(--space-8);
  font-size: var(--text-label);
  color: var(--color-text-secondary);
}

.trending-duration-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-4);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 45, 120, 0.1);
  color: var(--color-accent);
  font-size: var(--text-caption);
  font-weight: 500;
}

/* View on store link (modal) */
.modal-store-link-wrap {
  padding: var(--space-4) 0 var(--space-8);
}

.modal-store-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-6);
  font-size: var(--text-label);
  color: var(--color-text-secondary);
  text-decoration: none;
  padding: 5px 0;
  border-bottom: 1px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.modal-store-link:hover,
.modal-store-link:focus-visible {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
  outline: none;
}

.modal-store-link svg {
  flex-shrink: 0;
  opacity: 0.7;
}

/* Related products */
.related-section {
  padding: var(--space-16) 0 var(--space-4);
}

.related-title {
  font-family: var(--font-display);
  font-size: var(--text-label);
  font-weight: 700;
  color: var(--color-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0 var(--space-16) var(--space-12);
}

.related-scroll {
  display: flex;
  gap: var(--space-12);
  padding: 0 var(--space-16) var(--space-16);
  overflow-x: auto;
  scrollbar-width: none;
}
.related-scroll::-webkit-scrollbar { display: none; }

.product-card-mini {
  flex-shrink: 0;
  width: 140px;
}

.product-card-mini .card-title-btn {
  font-size: var(--text-caption);
}
.product-card-mini .card-body {
  padding: var(--space-8);
  gap: var(--space-4);
}
.product-card-mini .price-sale {
  font-size: 0.9375rem;
}

/* ============================================================
   14. CART DRAWER
   ============================================================ */
.cart-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-drawer);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.cart-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 100vw;
  background: var(--color-bg-elevated);
  z-index: calc(var(--z-drawer) + 1);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--transition-slow) ease;
  border-left: 1px solid var(--color-border);
  padding-bottom: env(safe-area-inset-bottom);
}

.cart-overlay.active .cart-drawer {
  transform: translateX(0);
}

.cart-header {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
}

.cart-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.cart-title span {
  font-weight: 400;
  color: var(--color-text-secondary);
  font-size: var(--text-label);
  font-family: var(--font-body);
}

.cart-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-16);
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.cart-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-16);
  padding: var(--space-48);
  text-align: center;
}

.cart-empty-icon {
  font-size: 48px;
  opacity: 0.3;
}

.cart-empty-text {
  font-size: var(--text-heading);
  font-weight: 600;
  color: var(--color-text-secondary);
}

.cart-empty-sub {
  font-size: var(--text-label);
  color: var(--color-text-muted);
}

.cart-item {
  display: flex;
  gap: var(--space-12);
  align-items: flex-start;
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-border);
}

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

.cart-item-img {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-surface);
}

.cart-item-info {
  flex: 1;
  min-width: 0;
}

.cart-item-title {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-text-primary);
  line-height: 1.3;
  margin-bottom: var(--space-4);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cart-item-price {
  font-size: var(--text-label);
  font-weight: 500;
  color: var(--color-text-primary);
  margin-bottom: var(--space-8);
}

.cart-item-controls {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.cart-qty-control {
  display: flex;
  align-items: center;
  background: var(--color-bg-base);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  overflow: hidden;
  height: 32px;
}

.cart-qty-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: var(--color-text-secondary);
  cursor: pointer;
  border: none;
  background: none;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.cart-qty-btn:hover {
  color: var(--color-text-primary);
  background: var(--color-bg-surface);
}

.cart-qty-display {
  font-family: var(--font-mono);
  font-size: var(--text-caption);
  font-weight: 600;
  color: var(--color-text-primary);
  min-width: 28px;
  text-align: center;
}

.cart-remove-btn {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  cursor: pointer;
  border: none;
  background: none;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast);
  flex-shrink: 0;
}

.cart-remove-btn:hover {
  color: var(--color-danger);
}

.cart-remove-btn svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  stroke-width: 2;
}

.cart-footer {
  flex-shrink: 0;
  padding: var(--space-16);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
}

.cart-summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.summary-row {
  display: flex;
  justify-content: space-between;
  font-size: var(--text-label);
  color: var(--color-text-secondary);
}

.summary-row.total {
  font-size: var(--text-body);
  font-weight: 700;
  color: var(--color-text-primary);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-border);
}

.summary-row .free-ship {
  color: var(--color-rising);
}

.cart-continue-link {
  text-align: center;
  font-size: var(--text-label);
  color: var(--color-text-muted);
  cursor: pointer;
  text-decoration: underline;
  background: none;
  border: none;
  font: inherit;
  padding: 0;
}

.cart-continue-link:hover {
  color: var(--color-text-secondary);
}

/* ============================================================
   15. SEARCH OVERLAY
   ============================================================ */
.search-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding-top: var(--space-16);
}

.search-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.search-modal {
  background: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-strong);
  width: calc(100% - 32px);
  max-width: 560px;
  overflow: hidden;
  transform: translateY(-8px) scale(0.97);
  transition: transform var(--transition-base);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.search-overlay.active .search-modal {
  transform: translateY(0) scale(1);
}

.search-header {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12) var(--space-16);
  border-bottom: 1px solid var(--color-border);
}

.search-input-wrap {
  flex: 1;
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.search-icon {
  color: var(--color-text-muted);
  flex-shrink: 0;
  width: 20px;
  height: 20px;
}

.search-input {
  flex: 1;
  background: none;
  border: none;
  outline: none;
  font-size: var(--text-body);
  color: var(--color-text-primary);
  height: 44px;
}

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

.search-results {
  min-height: 60px;
  max-height: 400px;
  overflow-y: auto;
}

.search-result-item {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  padding: var(--space-12) var(--space-16);
  cursor: pointer;
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition-fast);
}

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

.search-result-item:hover {
  background: var(--color-bg-surface);
}

.search-result-img {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-surface);
}

.search-result-info {
  flex: 1;
  min-width: 0;
}

.search-result-title {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-text-primary);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.search-result-meta {
  font-size: var(--text-caption);
  color: var(--color-text-muted);
}

.search-result-price {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-text-primary);
  flex-shrink: 0;
}

.search-empty {
  padding: var(--space-32) var(--space-16);
  text-align: center;
  color: var(--color-text-muted);
  font-size: var(--text-label);
}

/* ============================================================
   16. CHECKOUT
   ============================================================ */
.checkout-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: var(--z-overlay);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  overflow-y: auto;
  display: flex;
  align-items: flex-start;
  justify-content: center;
}

.checkout-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.checkout-modal {
  background: var(--color-bg-base);
  min-height: 100dvh;
  width: 100%;
  max-width: 1100px;
  transform: translateY(20px);
  transition: transform var(--transition-slow);
}

.checkout-overlay.active .checkout-modal {
  transform: translateY(0);
}

.checkout-header {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  padding: var(--space-16);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  background: var(--color-bg-base);
  z-index: 2;
}

.checkout-title {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
}

.checkout-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
  padding: var(--space-24) var(--space-16);
  max-width: 1100px;
  margin: 0 auto;
}

.checkout-progress {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-bottom: var(--space-24);
}

.progress-step {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-caption);
  font-weight: 700;
  color: var(--color-text-muted);
  flex-shrink: 0;
  transition: background var(--transition-base), border-color var(--transition-base);
}

.step-label {
  font-size: var(--text-label);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.progress-step.active .step-num {
  background: var(--gradient-primary);
  border-color: transparent;
  color: #fff;
}

.progress-step.active .step-label {
  color: var(--color-text-primary);
  font-weight: 600;
}

.progress-divider {
  flex: 1;
  height: 1px;
  background: var(--color-border);
  min-width: 16px;
}

/* Form styles */
.checkout-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-24);
}

.form-section {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--color-text-primary);
  padding-bottom: var(--space-8);
  border-bottom: 1px solid var(--color-border);
}

.section-subtitle {
  font-size: var(--text-label);
  font-weight: 600;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.form-row {
  display: flex;
  flex-direction: column;
  gap: var(--space-16);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.form-group label {
  font-size: var(--text-label);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group select {
  padding: 10px var(--space-12);
  background: var(--color-bg-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-primary);
  font-size: var(--text-body);
  transition: border-color var(--transition-fast);
  min-height: 44px;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent);
}

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

.form-group input.error,
.form-group select.error {
  border-color: var(--color-danger);
}

.field-error {
  font-size: var(--text-caption);
  color: var(--color-danger);
  min-height: 16px;
}

.payment-note {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  padding: var(--space-12);
  background: rgba(255, 207, 0, 0.08);
  border: 1px solid rgba(255, 207, 0, 0.2);
  border-radius: var(--radius-sm);
  font-size: var(--text-label);
  color: var(--color-sale);
}

.payment-note .icon {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.shipping-methods {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  border: none;
  padding: 0;
}

.shipping-option {
  display: flex;
  align-items: center;
  gap: var(--space-12);
  padding: var(--space-12);
  background: var(--color-bg-surface);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}

.shipping-option:hover {
  border-color: var(--color-border-strong);
}

.shipping-option input[type="radio"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--color-accent);
  min-height: unset;
  background: transparent;
  border: none;
}

.shipping-option-content {
  display: flex;
  flex: 1;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.shipping-name {
  font-weight: 600;
  font-size: var(--text-label);
  flex: 1;
}

.shipping-detail {
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  flex: 1;
}

.shipping-price {
  font-weight: 600;
  font-size: var(--text-label);
}

.shipping-price.free {
  color: var(--color-rising);
}

.checkout-submit {
  width: 100%;
}

/* Checkout summary */
.checkout-summary {
  background: var(--color-bg-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: var(--space-20);
}

.summary-title {
  font-family: var(--font-display);
  font-size: var(--text-heading);
  font-weight: 700;
  margin-bottom: var(--space-16);
}

.summary-items {
  display: flex;
  flex-direction: column;
  gap: var(--space-12);
  margin-bottom: var(--space-16);
  padding-bottom: var(--space-16);
  border-bottom: 1px solid var(--color-border);
}

.summary-item {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.summary-item-img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  object-fit: cover;
  flex-shrink: 0;
  background: var(--color-bg-elevated);
}

.summary-item-name {
  flex: 1;
  font-size: var(--text-label);
  font-weight: 500;
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.summary-item-price {
  font-size: var(--text-label);
  font-weight: 600;
  flex-shrink: 0;
}

.summary-totals {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

/* ============================================================
   17. SUCCESS OVERLAY
   ============================================================ */
.success-overlay {
  position: fixed;
  inset: 0;
  background: var(--color-bg-overlay);
  z-index: calc(var(--z-overlay) + 10);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-16);
}

.success-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.success-modal {
  position: relative;
  background: var(--color-bg-elevated);
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-strong);
  padding: var(--space-48) var(--space-32);
  text-align: center;
  max-width: 400px;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-16);
  overflow: hidden;
}

.confetti-container {
  position: absolute;
  inset: 0;
  pointer-events: none;
  overflow: hidden;
}

.confetti-piece {
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 2px;
  animation: confetti-fall linear forwards;
}

@keyframes confetti-fall {
  0%   { opacity: 1; transform: translateY(-20px) rotateZ(0deg); }
  100% { opacity: 0; transform: translateY(400px) rotateZ(720deg); }
}

.success-icon-wrap {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.success-check {
  width: 80px;
  height: 80px;
}

.check-mark {
  stroke-dasharray: 60;
  stroke-dashoffset: 60;
  animation: draw-check 0.6s 0.3s ease forwards;
}

@keyframes draw-check {
  to { stroke-dashoffset: 0; }
}

.success-title {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.success-sub {
  font-size: var(--text-label);
  color: var(--color-text-secondary);
}

.success-order {
  font-family: var(--font-mono);
  font-size: var(--text-label);
  color: var(--color-text-muted);
  font-weight: 600;
}

/* ============================================================
   18. SITE FOOTER
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--color-border);
  padding: var(--space-32) var(--space-16);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-12);
  max-width: 1440px;
  margin: 0 auto;
  text-align: center;
}

.footer-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-copy {
  font-size: var(--text-caption);
  color: var(--color-text-muted);
}

.footer-nav {
  display: flex;
  gap: var(--space-16);
}

.footer-nav a {
  font-size: var(--text-caption);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}
.footer-nav a:hover {
  color: var(--color-text-secondary);
}

/* ============================================================
   19. RESPONSIVE BREAKPOINTS
   ============================================================ */
@media (min-width: 768px) {
  .navbar {
    height: 64px;
  }

  .category-nav {
    top: 64px;
  }

  .sort-tabs-wrapper {
    top: calc(64px + 53px);
  }

  .hero-section {
    aspect-ratio: unset;
    height: 400px;
  }

  .hero-content {
    padding: var(--space-32) var(--space-32);
  }

  .hero-title {
    font-size: clamp(2rem, 4vw, 3rem);
  }

  .trending-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-16);
  }

  .grid-container {
    padding: 0 var(--space-24);
  }

  .cart-drawer {
    width: 420px;
    left: auto;
  }

  .product-modal {
    bottom: auto;
    left: 50%;
    top: 50%;
    right: auto;
    transform: translate(-50%, -50%) scale(0.95);
    max-height: 90dvh;
    width: calc(100% - 48px);
    max-width: 640px;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-border-strong);
  }

  .modal-overlay.active .product-modal {
    transform: translate(-50%, -50%) scale(1);
  }

  .modal-gallery {
    aspect-ratio: 4/3;
  }

  .checkout-body {
    flex-direction: row;
    align-items: flex-start;
    gap: var(--space-32);
    padding: var(--space-32) var(--space-24);
  }

  .checkout-form-col {
    flex: 1;
    min-width: 0;
  }

  .checkout-summary-col {
    width: 320px;
    flex-shrink: 0;
    position: sticky;
    top: 80px;
  }

  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

@media (min-width: 1024px) {
  .hero-section {
    height: 520px;
  }

  .trending-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .grid-container {
    padding: 0 var(--space-32);
  }
}

@media (min-width: 1440px) {
  .hero-section {
    height: 560px;
  }
}

/* ============================================================
   20. MOTION REDUCE
   ============================================================ */
@media (prefers-reduced-motion: reduce) {
  .rank-badge-1,
  .hero-rank-badge {
    animation: none;
  }

  .fire-anim {
    animation: none;
  }

  .check-mark {
    animation: none;
    stroke-dashoffset: 0;
  }

  .confetti-piece {
    animation: none;
    display: none;
  }

  .product-modal,
  .modal-overlay,
  .cart-overlay,
  .cart-drawer,
  .search-overlay,
  .search-modal,
  .checkout-overlay,
  .success-overlay,
  .hero-score-fill,
  .product-card {
    transition: none;
  }
}

/* ============================================================
   21. LOADING / SKELETON
   ============================================================ */
.skeleton {
  background: linear-gradient(90deg, var(--color-bg-elevated) 25%, var(--color-bg-surface) 50%, var(--color-bg-elevated) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ============================================================
   22. UTILITY
   ============================================================ */
.text-muted    { color: var(--color-text-muted); }
.text-secondary { color: var(--color-text-secondary); }
.mt-auto       { margin-top: auto; }

/* Spinner */
.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  flex-shrink: 0;
}

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