/* ============================================
   Senang2u.com.my — Professional Design System
   Modern Shopee/Lazada-inspired marketplace UI
   Mobile-first, accessible, performant
   ============================================ */

:root {
  /* Brand Colors */
  --s2u-primary: #6C5CE7;
  --s2u-primary-dark: #5A4BD1;
  --s2u-primary-light: #A29BFE;
  --s2u-primary-bg: #F8F7FF;
  --s2u-accent: #FF6B35;
  --s2u-accent-dark: #E85D2C;
  --s2u-success: #00B894;
  --s2u-danger: #FF4757;
  --s2u-warning: #FECA57;
  --s2u-info: #54A0FF;

  /* Neutrals */
  --s2u-dark: #2D3436;
  --s2u-gray-900: #1A1A2E;
  --s2u-gray-700: #4A4A5A;
  --s2u-gray-500: #8E8E9A;
  --s2u-gray-300: #D1D1DB;
  --s2u-gray-100: #F4F4F8;
  --s2u-white: #FFFFFF;

  /* Layout */
  --header-h: 56px;
  --max-w: 1280px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
  --shadow-md: 0 4px 12px rgba(0,0,0,.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,.12);
  --shadow-card: 0 2px 8px rgba(108,92,231,.08);
  --shadow-card-hover: 0 8px 24px rgba(108,92,231,.15);

  /* Transition */
  --ease: cubic-bezier(.4,0,.2,1);
}

/* ===== GLOBAL RESET & BASE ===== */
*,*::before,*::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  font-size: 14px;
  line-height: 1.6;
  color: var(--s2u-dark);
  background: var(--s2u-gray-100);
  -webkit-font-smoothing: antialiased;
}

/* ===== UTILITY CLASSES ===== */
.container-s2u { max-width: var(--max-w); margin: 0 auto; padding: 0 16px; }
@media (min-width: 640px) { .container-s2u { padding: 0 24px; } }

.badge-s2u {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 8px; border-radius: 20px;
  font-size: 11px; font-weight: 700; line-height: 1.4;
  text-transform: uppercase; letter-spacing: .3px;
  white-space: nowrap;
}
.badge-sale { background: var(--s2u-danger); color: #fff; }
.badge-epp { background: var(--s2u-success); color: #fff; }
.badge-new { background: var(--s2u-info); color: #fff; }
.badge-hot { background: var(--s2u-accent); color: #fff; }

.btn-s2u {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 24px; border-radius: var(--radius-md);
  font-weight: 600; font-size: 14px;
  cursor: pointer; border: none;
  transition: all .2s var(--ease);
  text-decoration: none;
}
.btn-primary { background: var(--s2u-primary); color: #fff; }
.btn-primary:hover { background: var(--s2u-primary-dark); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-accent { background: var(--s2u-accent); color: #fff; }
.btn-accent:hover { background: var(--s2u-accent-dark); transform: translateY(-1px); }
.btn-outline {
  background: transparent; color: var(--s2u-primary);
  border: 2px solid var(--s2u-primary);
}
.btn-outline:hover { background: var(--s2u-primary); color: #fff; }
.btn-white { background: #fff; color: var(--s2u-dark); box-shadow: var(--shadow-sm); }
.btn-white:hover { box-shadow: var(--shadow-md); transform: translateY(-1px); }
.btn-lg { padding: 14px 32px; font-size: 16px; border-radius: var(--radius-lg); }
.btn-sm { padding: 6px 16px; font-size: 12px; }
.btn-block { width: 100%; }

/* ===== HEADER / NAV ===== */
.s2u-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--s2u-white);
  border-bottom: 1px solid var(--s2u-gray-300);
  box-shadow: var(--shadow-sm);
}

.s2u-topbar {
  background: var(--s2u-primary);
  color: rgba(255,255,255,.9);
  font-size: 12px;
  padding: 6px 0;
}
.s2u-topbar a { color: #fff; text-decoration: none; font-weight: 500; }
.s2u-topbar a:hover { text-decoration: underline; }

.s2u-nav-main {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 16px;
  max-width: var(--max-w);
  margin: 0 auto;
}

.s2u-logo { display: flex; align-items: center; gap: 8px; text-decoration: none; flex-shrink: 0; }
.s2u-logo img { height: 32px; width: auto; }
@media (min-width: 640px) { .s2u-logo img { height: 36px; } }

.s2u-search {
  flex: 1;
  max-width: 600px;
  position: relative;
}
.s2u-search input {
  width: 100%;
  padding: 10px 44px 10px 16px;
  border: 2px solid var(--s2u-gray-300);
  border-radius: var(--radius-md);
  font-size: 14px;
  transition: border-color .2s;
  background: var(--s2u-gray-100);
}
.s2u-search input:focus {
  outline: none;
  border-color: var(--s2u-primary);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(108,92,231,.1);
}
.s2u-search button {
  position: absolute; right: 4px; top: 50%; transform: translateY(-50%);
  width: 36px; height: 36px;
  background: var(--s2u-primary); color: #fff;
  border: none; border-radius: var(--radius-sm);
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: background .2s;
}
.s2u-search button:hover { background: var(--s2u-primary-dark); }

.s2u-nav-links { display: none; align-items: center; gap: 4px; }
@media (min-width: 768px) { .s2u-nav-links { display: flex; } }
.s2u-nav-links a {
  padding: 8px 14px; border-radius: var(--radius-sm);
  color: var(--s2u-gray-700); font-weight: 500; font-size: 14px;
  text-decoration: none; transition: all .2s;
  white-space: nowrap;
}
.s2u-nav-links a:hover { color: var(--s2u-primary); background: var(--s2u-primary-bg); }
.s2u-nav-links a.active { color: var(--s2u-primary); font-weight: 700; background: var(--s2u-primary-bg); }

.s2u-nav-actions { display: flex; align-items: center; gap: 8px; margin-left: auto; flex-shrink: 0; }
.s2u-nav-icon {
  position: relative;
  width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm); color: var(--s2u-gray-700);
  text-decoration: none; transition: all .15s;
}
.s2u-nav-icon:hover { background: var(--s2u-gray-100); color: var(--s2u-primary); }
.s2u-nav-icon svg { width: 22px; height: 22px; }
.s2u-cart-count {
  position: absolute; top: 2px; right: 2px;
  min-width: 18px; height: 18px; padding: 0 5px;
  background: var(--s2u-danger); color: #fff;
  font-size: 10px; font-weight: 700;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  line-height: 1;
}

.s2u-user-btn {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px 6px 6px;
  background: var(--s2u-gray-100);
  border: none; border-radius: var(--radius-md);
  cursor: pointer; transition: all .2s;
  font-size: 13px; font-weight: 600;
  color: var(--s2u-dark);
}
.s2u-user-btn:hover { background: var(--s2u-primary-bg); color: var(--s2u-primary); }
.s2u-user-avatar {
  width: 32px; height: 32px; border-radius: 50%;
  background: linear-gradient(135deg, var(--s2u-primary), var(--s2u-primary-light));
  color: #fff; font-weight: 700; font-size: 13px;
  display: flex; align-items: center; justify-content: center;
}

/* Mobile menu btn */
.s2u-mobile-menu-btn {
  display: none; width: 40px; height: 40px;
  border: none; background: none; color: var(--s2u-gray-700);
  cursor: pointer; border-radius: var(--radius-sm);
}
.s2u-mobile-menu-btn:hover { background: var(--s2u-gray-100); }
.s2u-mobile-menu-btn svg { width: 24px; height: 24px; }
@media (max-width: 767px) { .s2u-mobile-menu-btn { display: flex; align-items: center; justify-content: center; } }

/* Category Bar */
.s2u-category-bar {
  background: #fff;
  border-bottom: 1px solid var(--s2u-gray-300);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.s2u-category-bar::-webkit-scrollbar { display: none; }
.s2u-category-bar-inner {
  display: flex; align-items: center; gap: 0;
  max-width: var(--max-w); margin: 0 auto;
  padding: 0 16px;
  min-width: max-content;
}
.s2u-category-bar a {
  padding: 10px 16px;
  font-size: 13px; font-weight: 500;
  color: var(--s2u-gray-700);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  transition: all .2s;
}
.s2u-category-bar a:hover, .s2u-category-bar a.active {
  color: var(--s2u-primary);
  border-bottom-color: var(--s2u-primary);
}

/* ===== HERO ===== */
.s2u-hero {
  background: linear-gradient(135deg, var(--s2u-primary) 0%, #8B5CF6 50%, var(--s2u-primary-dark) 100%);
  position: relative; overflow: hidden;
}
.s2u-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}
.s2u-hero-content {
  position: relative; z-index: 1;
  max-width: var(--max-w); margin: 0 auto;
  padding: 48px 16px;
  text-align: center; color: #fff;
}
@media (min-width: 768px) { .s2u-hero-content { padding: 72px 24px; } }
.s2u-hero h1 {
  font-size: 32px; font-weight: 800; line-height: 1.2;
  margin: 0 0 12px;
  text-shadow: 0 2px 4px rgba(0,0,0,.2);
}
@media (min-width: 768px) { .s2u-hero h1 { font-size: 48px; } }
.s2u-hero p { font-size: 16px; opacity: .9; max-width: 540px; margin: 0 auto 24px; }
.s2u-hero-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

/* Trust badges */
.s2u-trust {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 12px; padding: 20px 0;
  max-width: var(--max-w); margin: 0 auto;
}
.s2u-trust-item {
  display: flex; flex-direction: column; align-items: center;
  gap: 6px; padding: 16px 8px;
  background: #fff; border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
}
@media (min-width: 640px) {
  .s2u-trust-item { flex-direction: row; gap: 12px; text-align: left; }
}
.s2u-trust-icon {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--s2u-primary-bg);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--s2u-primary);
}
.s2u-trust-icon svg { width: 20px; height: 20px; }
.s2u-trust-label { font-weight: 700; font-size: 12px; color: var(--s2u-dark); }

/* ===== SECTION HEADINGS ===== */
.s2u-section {
  padding: 32px 0;
}
.s2u-section-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 20px; gap: 16px;
}
.s2u-section-title {
  font-size: 20px; font-weight: 800; color: var(--s2u-dark);
  display: flex; align-items: center; gap: 8px;
  margin: 0;
}
@media (min-width: 768px) { .s2u-section-title { font-size: 24px; } }
.s2u-section-link {
  font-size: 13px; font-weight: 600;
  color: var(--s2u-primary); text-decoration: none;
  display: flex; align-items: center; gap: 4px;
  white-space: nowrap;
}
.s2u-section-link:hover { text-decoration: underline; }

/* ===== PRODUCT CARD ===== */
.s2u-product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
@media (min-width: 640px) { .s2u-product-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; } }
@media (min-width: 1024px) { .s2u-product-grid { grid-template-columns: repeat(5, 1fr); } }
@media (min-width: 1280px) { .s2u-product-grid { grid-template-columns: repeat(6, 1fr); } }

.s2u-card {
  background: #fff; border-radius: var(--radius-md);
  overflow: hidden; position: relative;
  box-shadow: var(--shadow-card);
  transition: all .25s var(--ease);
  border: 1px solid transparent;
}
.s2u-card:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
  border-color: var(--s2u-primary-light);
}
.s2u-card-img {
  position: relative; overflow: hidden;
  aspect-ratio: 1/1;
}
.s2u-card-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform .4s var(--ease);
}
.s2u-card:hover .s2u-card-img img { transform: scale(1.05); }

.s2u-card-badges {
  position: absolute; top: 8px; left: 8px;
  display: flex; flex-wrap: wrap; gap: 4px; z-index: 2;
}

.s2u-card-wishlist {
  position: absolute; top: 8px; right: 8px; z-index: 2;
  width: 32px; height: 32px;
  background: rgba(255,255,255,.9); backdrop-filter: blur(4px);
  border: none; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  opacity: 0; transition: all .2s;
  color: var(--s2u-gray-500);
}
.s2u-card:hover .s2u-card-wishlist { opacity: 1; }
.s2u-card-wishlist:hover { color: var(--s2u-danger); transform: scale(1.1); }
.s2u-card-wishlist svg { width: 16px; height: 16px; }

.s2u-card-body { padding: 10px 12px 14px; }
.s2u-card-name {
  font-size: 13px; font-weight: 400; line-height: 1.4;
  color: var(--s2u-dark);
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden; min-height: 36px;
  margin: 0 0 6px;
}
.s2u-card-name a { color: inherit; text-decoration: none; }
.s2u-card-name a:hover { color: var(--s2u-primary); }

.s2u-card-price {
  display: flex; align-items: baseline; gap: 6px;
  margin-bottom: 4px;
}
.s2u-card-price-now {
  font-size: 16px; font-weight: 700; color: var(--s2u-accent);
}
.s2u-card-price-was {
  font-size: 12px; color: var(--s2u-gray-500);
  text-decoration: line-through;
}

.s2u-card-epp {
  font-size: 11px; color: var(--s2u-success); font-weight: 600;
  margin-bottom: 6px;
}

.s2u-card-meta {
  display: flex; align-items: center; justify-content: space-between;
  font-size: 11px; color: var(--s2u-gray-500);
  padding-top: 6px; border-top: 1px solid var(--s2u-gray-100);
}
.s2u-card-rating { display: flex; align-items: center; gap: 2px; }
.s2u-card-rating svg { width: 12px; height: 12px; color: #FBBF24; }

.s2u-card-merchant {
  display: flex; align-items: center; gap: 4px;
  font-size: 11px; color: var(--s2u-gray-500);
  margin-top: 4px;
}
.s2u-card-merchant svg { width: 12px; height: 12px; flex-shrink: 0; }

/* Quick add overlay */
.s2u-card-actions {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 8px;
  background: linear-gradient(transparent, rgba(255,255,255,.95));
  transform: translateY(100%);
  transition: transform .3s var(--ease);
}
.s2u-card:hover .s2u-card-actions { transform: translateY(0); }

/* ===== CATEGORY CHIPS ===== */
.s2u-categories-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
@media (min-width: 640px) { .s2u-categories-grid { grid-template-columns: repeat(5, 1fr); gap: 12px; } }
@media (min-width: 1024px) { .s2u-categories-grid { grid-template-columns: repeat(8, 1fr); } }

.s2u-category-chip {
  display: flex; flex-direction: column; align-items: center;
  gap: 8px; padding: 16px 8px;
  background: #fff; border-radius: var(--radius-md);
  text-decoration: none; color: var(--s2u-dark);
  box-shadow: var(--shadow-sm);
  transition: all .2s var(--ease);
  text-align: center;
}
.s2u-category-chip:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
  color: var(--s2u-primary);
}
.s2u-category-chip-icon {
  width: 44px; height: 44px;
  background: var(--s2u-primary-bg);
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  color: var(--s2u-primary); font-size: 20px;
  transition: background .2s;
}
.s2u-category-chip:hover .s2u-category-chip-icon {
  background: var(--s2u-primary); color: #fff;
}
.s2u-category-chip-name {
  font-size: 11px; font-weight: 600; line-height: 1.3;
  display: -webkit-box; -webkit-line-clamp: 2;
  -webkit-box-orient: vertical; overflow: hidden;
}

/* ===== FILTER BAR ===== */
.s2u-filters {
  display: flex; flex-wrap: wrap; align-items: center;
  gap: 8px; padding: 12px 16px;
  background: #fff; border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm); margin-bottom: 16px;
}
.s2u-filter-chip {
  padding: 6px 14px; border-radius: 20px;
  border: 1px solid var(--s2u-gray-300);
  font-size: 12px; font-weight: 500;
  color: var(--s2u-gray-700); background: #fff;
  transition: all .15s; cursor: pointer;
}
.s2u-filter-chip:hover, .s2u-filter-chip.active {
  border-color: var(--s2u-primary); color: var(--s2u-primary);
  background: var(--s2u-primary-bg);
}
.s2u-filter-chip select,
.s2u-filter-chip input {
  border: none; background: transparent;
  font-size: 12px; font-weight: 500;
  color: inherit; outline: none;
  padding: 0; width: auto;
  cursor: pointer;
}

/* ===== FOOTER ===== */
.s2u-footer {
  background: var(--s2u-gray-900);
  color: rgba(255,255,255,.7);
  padding: 48px 0 0;
  margin-top: 48px;
}
.s2u-footer-grid {
  display: grid; grid-template-columns: 1fr;
  gap: 32px; padding-bottom: 32px;
}
@media (min-width: 768px) { .s2u-footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

.s2u-footer h4 {
  color: #fff; font-size: 14px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .5px;
  margin: 0 0 16px;
}
.s2u-footer p { font-size: 13px; line-height: 1.7; margin: 0; }
.s2u-footer ul { list-style: none; padding: 0; margin: 0; }
.s2u-footer li { margin-bottom: 8px; }
.s2u-footer a {
  color: rgba(255,255,255,.65); text-decoration: none;
  font-size: 13px; transition: color .2s;
}
.s2u-footer a:hover { color: #fff; }

.s2u-footer-bottom {
  border-top: 1px solid rgba(255,255,255,.1);
  padding: 20px 0;
  text-align: center;
}
.s2u-footer-company {
  font-size: 13px; font-weight: 600; color: rgba(255,255,255,.5);
  margin-bottom: 4px;
}
.s2u-footer-copy {
  font-size: 12px; color: rgba(255,255,255,.35);
}

/* ===== MOBILE BOTTOM NAV (customer) ===== */
.s2u-mobile-nav {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0;
  height: 64px; background: #fff;
  border-top: 1px solid var(--s2u-gray-300);
  box-shadow: 0 -2px 10px rgba(0,0,0,.06);
  z-index: 200;
  padding: 0 8px;
}
@media (max-width: 767px) { .s2u-mobile-nav { display: block; } }
.s2u-mobile-nav-inner {
  display: flex; justify-content: space-around;
  align-items: center; height: 100%;
}
.s2u-mobile-nav-item {
  display: flex; flex-direction: column;
  align-items: center; gap: 2px;
  color: var(--s2u-gray-500);
  text-decoration: none; font-size: 10px; font-weight: 600;
  padding: 6px 12px; border-radius: var(--radius-sm);
  transition: color .15s; position: relative;
}
.s2u-mobile-nav-item svg { width: 22px; height: 22px; }
.s2u-mobile-nav-item.active { color: var(--s2u-primary); }

/* Mobile menu overlay */
.s2u-mobile-menu {
  position: fixed; inset: 0; z-index: 300;
  visibility: hidden; opacity: 0;
  transition: all .3s var(--ease);
}
.s2u-mobile-menu.open { visibility: visible; opacity: 1; }
.s2u-mobile-menu-bg {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.5);
}
.s2u-mobile-menu-panel {
  position: absolute; top: 0; right: 0; bottom: 0;
  width: 280px; background: #fff;
  transform: translateX(100%);
  transition: transform .3s var(--ease);
  overflow-y: auto;
  display: flex; flex-direction: column;
}
.s2u-mobile-menu.open .s2u-mobile-menu-panel { transform: translateX(0); }

/* ===== BREADCRUMBS ===== */
.s2u-breadcrumbs {
  display: flex; align-items: center; gap: 8px;
  font-size: 13px; color: var(--s2u-gray-500);
  padding: 12px 0; flex-wrap: wrap;
}
.s2u-breadcrumbs a { color: var(--s2u-gray-500); text-decoration: none; }
.s2u-breadcrumbs a:hover { color: var(--s2u-primary); }
.s2u-breadcrumbs span { color: var(--s2u-dark); font-weight: 500; }

/* ===== PAGINATION ===== */
.s2u-pagination {
  display: flex; justify-content: center; gap: 4px;
  padding: 24px 0;
}
.s2u-pagination a, .s2u-pagination span {
  padding: 8px 14px; border-radius: var(--radius-sm);
  font-size: 13px; font-weight: 500;
  color: var(--s2u-gray-700); text-decoration: none;
  border: 1px solid var(--s2u-gray-300);
  transition: all .15s;
}
.s2u-pagination a:hover { border-color: var(--s2u-primary); color: var(--s2u-primary); }
.s2u-pagination .active {
  background: var(--s2u-primary); color: #fff;
  border-color: var(--s2u-primary);
}

/* ===== ADMIN SIDEBAR (override base) ===== */
.sidebar-pro {
  background: linear-gradient(180deg, #1A1A2E 0%, #16213E 100%) !important;
}
.sidebar-pro .nav-section-title {
  color: rgba(255,255,255,.4) !important;
  font-size: 10px !important;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.sidebar-pro .nav-item {
  color: rgba(255,255,255,.75) !important;
  font-size: 13px !important;
  padding: 10px 14px !important;
  border-radius: 8px !important;
  margin: 2px 0 !important;
}
.sidebar-pro .nav-item:hover {
  background: rgba(108,92,231,.15) !important;
  color: #fff !important;
}
.sidebar-pro .nav-item.active {
  background: var(--s2u-primary) !important;
  color: #fff !important;
  box-shadow: 0 2px 8px rgba(108,92,231,.3) !important;
}

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--s2u-gray-300); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--s2u-gray-500); }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.animate-fadeInUp { animation: fadeInUp .5s var(--ease) both; }

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: .5; }
}

/* ===== LOADING SKELETON ===== */
.s2u-skeleton {
  background: linear-gradient(90deg, var(--s2u-gray-100) 25%, #e8e8f0 50%, var(--s2u-gray-100) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-sm);
}
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* ===== RESPONSIVE PADDING ===== */
@media (max-width: 767px) {
  .s2u-section { padding: 24px 0; }
  body { padding-bottom: 68px; } /* space for mobile nav */
}

/* ===== PRODUCT DETAIL ===== */
.s2u-pd-gallery { position: relative; border-radius: var(--radius-lg); overflow: hidden; }
.s2u-pd-gallery img { width: 100%; display: block; }
.s2u-pd-info { display: flex; flex-direction: column; gap: 16px; }
.s2u-pd-title { font-size: 20px; font-weight: 700; color: var(--s2u-dark); margin: 0; line-height: 1.3; }
@media (min-width: 768px) { .s2u-pd-title { font-size: 24px; } }
.s2u-pd-price-box {
  background: var(--s2u-primary-bg); padding: 16px;
  border-radius: var(--radius-md);
}
.s2u-pd-price { font-size: 28px; font-weight: 800; color: var(--s2u-accent); }
.s2u-pd-price-was { font-size: 16px; color: var(--s2u-gray-500); text-decoration: line-through; margin-left: 12px; }

/* ===== CART PAGE ===== */
.s2u-cart-table { width: 100%; border-collapse: collapse; }
.s2u-cart-table th {
  text-align: left; padding: 12px 16px;
  font-size: 12px; font-weight: 600; text-transform: uppercase;
  color: var(--s2u-gray-500); border-bottom: 2px solid var(--s2u-gray-100);
}
.s2u-cart-table td { padding: 16px; border-bottom: 1px solid var(--s2u-gray-100); }

/* Quantity stepper */
.s2u-qty {
  display: inline-flex; align-items: center;
  border: 1px solid var(--s2u-gray-300); border-radius: var(--radius-sm);
  overflow: hidden;
}
.s2u-qty button {
  width: 32px; height: 32px; border: none;
  background: var(--s2u-gray-100); cursor: pointer;
  font-size: 16px; color: var(--s2u-gray-700);
  display: flex; align-items: center; justify-content: center;
}
.s2u-qty button:hover { background: var(--s2u-gray-300); }
.s2u-qty input {
  width: 48px; height: 32px; border: none;
  text-align: center; font-size: 14px; font-weight: 600;
  border-left: 1px solid var(--s2u-gray-300);
  border-right: 1px solid var(--s2u-gray-300);
}

/* Order summary card */
.s2u-summary-card {
  background: #fff; border-radius: var(--radius-lg);
  padding: 24px; box-shadow: var(--shadow-md);
  position: sticky; top: calc(var(--header-h) + 16px);
}

/* ===== TRUST BAR ===== */
.s2u-trust-bar {
  background: var(--s2u-white);
  border-bottom: 1px solid var(--s2u-gray-300);
  padding: 16px 0;
}

/* ===== SWIPER OVERRIDES ===== */
.swiper-pagination-bullet { background: var(--s2u-primary) !important; }
.swiper-button-next, .swiper-button-prev { color: var(--s2u-primary) !important; }