/**
 * Premium International Ecommerce Theme
 * Amazon / Shopify / Flipkart inspired — Bootstrap 5 compatible
 * Frontend only. Does not alter backend behavior.
 * Poppins is loaded from header.php for better performance.
 */

:root {
  --premium-primary: #2563EB;
  --premium-primary-dark: #1D4ED8;
  --premium-secondary: #10B981;
  --premium-danger: #EF4444;
  --premium-warning: #F59E0B;
  --premium-bg: #F8FAFC;
  --premium-card: #FFFFFF;
  --premium-text: #0F172A;
  --premium-muted: #64748B;
  --premium-border: rgba(15, 23, 42, 0.08);
  --premium-radius: 20px;
  --premium-radius-sm: 12px;
  --premium-radius-pill: 999px;
  --premium-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  --premium-shadow-xl: 0 20px 50px rgba(15, 23, 42, 0.12);
  --premium-transition: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --premium-gradient: linear-gradient(135deg, #2563EB 0%, #1D4ED8 55%, #0EA5E9 100%);
  --premium-gradient-green: linear-gradient(135deg, #10B981 0%, #059669 100%);
  --premium-gradient-sale: linear-gradient(135deg, #F59E0B 0%, #EF4444 100%);
  --storefront-search-max: 700px;
}

html[data-theme="dark"] {
  --premium-bg: #0B1220;
  --premium-card: #161E2E;
  --premium-text: #E2E8F0;
  --premium-muted: #94A3B8;
  --premium-border: rgba(255, 255, 255, 0.1);
  --premium-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --premium-shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.45);
}

/* Base */
html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Poppins', system-ui, -apple-system, sans-serif !important;
  background: var(--premium-bg) !important;
  color: var(--premium-text);
  -webkit-font-smoothing: antialiased;
}

body.mobile-nav-fixed {
  background: var(--premium-bg) !important;
}

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

a {
  transition: color var(--premium-transition), opacity var(--premium-transition);
}

/* Buttons */
.btn {
  font-family: inherit;
  font-weight: 600;
  border-radius: var(--premium-radius-pill) !important;
  transition: transform var(--premium-transition), box-shadow var(--premium-transition), filter var(--premium-transition) !important;
  position: relative;
  overflow: hidden;
}

.btn-primary,
.storefront-search-submit,
.btn-add-to-cart {
  background: var(--premium-gradient) !important;
  border: none !important;
  color: #fff !important;
  box-shadow: 0 8px 20px rgba(37, 99, 235, 0.28);
}

.btn-primary:hover,
.storefront-search-submit:hover,
.btn-add-to-cart:hover {
  transform: translateY(-2px);
  filter: brightness(1.05);
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.35);
  color: #fff !important;
}

.btn-success {
  background: var(--premium-gradient-green) !important;
  border: none !important;
}

.btn-outline-primary {
  border-width: 1.5px !important;
  border-color: var(--premium-primary) !important;
  color: var(--premium-primary) !important;
  background: transparent !important;
}

.btn-outline-primary:hover {
  background: rgba(37, 99, 235, 0.08) !important;
  color: var(--premium-primary) !important;
  transform: translateY(-2px);
}

/* Header polish */
nav.storefront-desktop-nav.navbar {
  background: rgba(255, 255, 255, 0.92) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--premium-border) !important;
  box-shadow: 0 4px 24px rgba(15, 23, 42, 0.06) !important;
}

html[data-theme="dark"] nav.storefront-desktop-nav.navbar {
  background: rgba(11, 18, 32, 0.92) !important;
}

nav.storefront-desktop-nav .storefront-brand {
  font-weight: 700 !important;
  letter-spacing: -0.03em;
  font-size: 1.35rem !important;
  color: var(--premium-text) !important;
}

nav.storefront-desktop-nav .storefront-header-search {
  width: 700px !important;
  max-width: min(700px, 100%) !important;
  margin-left: auto !important;
  margin-right: auto !important;
  justify-self: center !important;
}

nav.storefront-desktop-nav .storefront-header-primary {
  display: contents !important;
}

nav.storefront-desktop-nav .storefront-header-actions {
  width: auto !important;
  justify-content: flex-end !important;
}

nav.storefront-desktop-nav .storefront-header-shell {
  max-width: 1400px !important;
  margin-left: auto !important;
  margin-right: auto !important;
  display: grid !important;
  grid-template-columns: auto minmax(0, 1fr) auto !important;
  grid-template-areas:
    "brand nav actions"
    "search search search" !important;
  align-items: center !important;
  column-gap: 20px !important;
}

nav.storefront-desktop-nav .storefront-brand {
  grid-area: brand !important;
  justify-content: flex-start !important;
  white-space: nowrap !important;
}

nav.storefront-desktop-nav .storefront-header-secondary {
  grid-area: nav !important;
  border: 0 !important;
  overflow: visible !important;
  justify-content: center !important;
}

nav.storefront-desktop-nav .storefront-main-nav {
  overflow: visible !important;
  flex-wrap: nowrap !important;
  justify-content: center !important;
}

nav.storefront-desktop-nav .storefront-header-actions {
  grid-area: actions !important;
  z-index: 2 !important;
  position: relative !important;
}

nav.storefront-desktop-nav .dropdown-menu {
  z-index: 1085 !important;
}

nav.storefront-desktop-nav .storefront-search-shell {
  min-height: 50px !important;
  border-radius: 50px !important;
  border: 1.5px solid rgba(37, 99, 235, 0.18) !important;
  background: #F1F5F9 !important;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.08);
  transition: box-shadow var(--premium-transition), border-color var(--premium-transition), background var(--premium-transition);
}

nav.storefront-desktop-nav .storefront-search-shell:focus-within {
  background: #fff !important;
  border-color: var(--premium-primary) !important;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12), 0 10px 28px rgba(37, 99, 235, 0.12);
}

nav.storefront-desktop-nav .storefront-search-input {
  height: 50px !important;
  font-size: 0.95rem !important;
  font-weight: 500;
}

nav.storefront-desktop-nav .storefront-search-submit {
  height: 50px !important;
  min-width: 54px !important;
  border-radius: 0 50px 50px 0 !important;
  padding: 0 1.15rem !important;
}

.storefront-search-category,
.storefront-search-voice {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  height: 36px;
  border: 0;
  background: transparent;
  color: var(--premium-muted);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0 0.65rem;
  border-right: 1px solid rgba(15, 23, 42, 0.08);
}

.storefront-search-category {
  max-width: 120px;
  cursor: pointer;
  outline: none;
}

.storefront-search-voice {
  width: 40px;
  cursor: pointer;
  border-right: 0;
}

.storefront-search-voice:hover,
.storefront-search-category:hover {
  color: var(--premium-primary);
}

.storefront-action-link {
  border-radius: var(--premium-radius-pill) !important;
  font-weight: 600 !important;
  color: var(--premium-text) !important;
}

.storefront-action-link:hover {
  background: rgba(37, 99, 235, 0.08) !important;
  color: var(--premium-primary) !important;
}

.storefront-action-link--primary {
  background: rgba(37, 99, 235, 0.1) !important;
  color: var(--premium-primary) !important;
}

.storefront-action-link--notify {
  position: relative;
}

.theme-toggle-btn {
  width: 40px !important;
  height: 40px !important;
  background: rgba(37, 99, 235, 0.08) !important;
  color: var(--premium-primary) !important;
  transition: transform var(--premium-transition), background var(--premium-transition);
}

.theme-toggle-btn:hover {
  transform: scale(1.06);
  background: rgba(37, 99, 235, 0.14) !important;
}

nav.storefront-desktop-nav .storefront-header-secondary {
  border-top-color: transparent !important;
  overflow: visible !important;
  justify-content: center !important;
}

nav.storefront-desktop-nav .storefront-header-shell {
  max-width: 1400px !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

nav.storefront-desktop-nav .storefront-main-nav {
  overflow: visible !important;
  flex-wrap: nowrap !important;
  justify-content: center !important;
}

nav.storefront-desktop-nav .dropdown-menu {
  z-index: 1085 !important;
}

nav.storefront-desktop-nav .storefront-main-nav .nav-link {
  font-weight: 600 !important;
  color: var(--premium-text) !important;
  border-radius: var(--premium-radius-pill) !important;
  transition: background var(--premium-transition), color var(--premium-transition), transform var(--premium-transition) !important;
}

nav.storefront-desktop-nav .storefront-main-nav .nav-link:hover,
nav.storefront-desktop-nav .storefront-main-nav .nav-link:focus,
nav.storefront-desktop-nav .storefront-main-nav .nav-link.show {
  background: rgba(37, 99, 235, 0.08) !important;
  color: var(--premium-primary) !important;
  transform: translateY(-1px) !important;
}

.storefront-nav-pill--new {
  background: rgba(16, 185, 129, 0.12) !important;
  color: #059669 !important;
}

.storefront-nav-pill--sale {
  background: rgba(245, 158, 11, 0.14) !important;
  color: #D97706 !important;
}

.storefront-nav-pill--offers,
.storefront-nav-pill--flash {
  background: rgba(239, 68, 68, 0.1) !important;
  color: #DC2626 !important;
}

.storefront-mega-menu {
  border-radius: var(--premium-radius-sm) !important;
  border: 1px solid var(--premium-border) !important;
  box-shadow: var(--premium-shadow-xl) !important;
  padding: 0.5rem !important;
  animation: premiumFadeDown 300ms ease;
}

@keyframes premiumFadeDown {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

.storefront-mega-menu .dropdown-item {
  border-radius: 10px;
  font-weight: 500;
  padding: 0.55rem 0.75rem;
  transition: background var(--premium-transition), transform var(--premium-transition);
}

.storefront-mega-menu .dropdown-item:hover {
  background: rgba(37, 99, 235, 0.08) !important;
  transform: translateX(3px);
}

/* Mobile header */
.mobile-top-bar.storefront-mobile-header {
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(14px);
  box-shadow: 0 4px 18px rgba(15, 23, 42, 0.06);
}

.storefront-mobile-search .storefront-search-shell {
  border-radius: 50px !important;
  border: 1.5px solid rgba(37, 99, 235, 0.16) !important;
  background: #F1F5F9 !important;
  box-shadow: 0 6px 18px rgba(37, 99, 235, 0.06);
}

.mobile-bottom-nav {
  background: rgba(255, 255, 255, 0.96) !important;
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--premium-border);
}

.mobile-bottom-nav a {
  font-weight: 600;
  font-size: 0.72rem;
  color: var(--premium-muted) !important;
  transition: color var(--premium-transition), transform var(--premium-transition);
}

.mobile-bottom-nav a:hover,
.mobile-bottom-nav a:active {
  color: var(--premium-primary) !important;
  transform: translateY(-2px);
}

/* Hero / Banner */
#banner .carousel,
#banner .carousel-inner,
#banner .carousel-item {
  border-radius: var(--premium-radius);
  overflow: hidden;
}

#banner .carousel-item img {
  transition: transform 6s ease;
}

#banner .carousel-item.active img {
  transform: scale(1.03);
}

#banner .carousel-control-prev,
#banner .carousel-control-next {
  width: 48px;
  height: 48px;
  top: 50%;
  transform: translateY(-50%);
  bottom: auto;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.85);
  opacity: 1;
  margin: 0 12px;
}

#banner .btn,
.banner-cta,
a.btn.btn-light {
  border-radius: var(--premium-radius-pill) !important;
  font-weight: 700;
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.15);
}

/* Sections */
.siva-section,
.featured-categories,
.trending-products,
.featured-products,
.brands-showcase {
  padding-top: clamp(1.25rem, 2.5vw, 2.5rem);
  padding-bottom: clamp(1.25rem, 2.5vw, 2.5rem);
}

.siva-title,
.section-title {
  font-family: 'Poppins', sans-serif !important;
  font-weight: 700 !important;
  letter-spacing: -0.03em;
  color: var(--premium-text) !important;
}

.siva-subtitle,
.text-muted {
  color: var(--premium-muted) !important;
}

/* Categories — circular premium */
.category-scroll-item .category-card,
.category-card {
  border-radius: var(--premium-radius) !important;
  border: 1px solid var(--premium-border) !important;
  background: var(--premium-card) !important;
  box-shadow: var(--premium-shadow) !important;
  transition: transform var(--premium-transition), box-shadow var(--premium-transition) !important;
}

.category-scroll-item .category-card:hover,
.category-card:hover {
  transform: translateY(-4px) !important;
  box-shadow: var(--premium-shadow-xl) !important;
}

.category-logo-container {
  width: 72px !important;
  height: 72px !important;
  border-radius: 50% !important;
  overflow: hidden !important;
  background: #EFF6FF !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  margin-bottom: 0.5rem;
  border: 2px solid rgba(37, 99, 235, 0.1);
}

.category-logo-container img {
  width: 70% !important;
  height: 70% !important;
  object-fit: contain !important;
}

.category-name {
  font-weight: 600 !important;
  font-size: 0.8rem !important;
  color: var(--premium-text) !important;
}

/* Product cards — color/surface only; layout owned by product-cards.css */
.siva-card,
.product-card {
  border-radius: var(--premium-radius) !important;
  border: 1px solid var(--premium-border) !important;
  background: rgba(255, 255, 255, 0.92) !important;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--premium-shadow) !important;
  overflow: hidden !important;
  transition: transform var(--premium-transition), box-shadow var(--premium-transition), border-color var(--premium-transition) !important;
}

html[data-theme="dark"] .siva-card,
html[data-theme="dark"] .product-card {
  background: rgba(22, 30, 46, 0.92) !important;
}

@media (hover: hover) {
  .siva-card:hover,
  .product-card:hover {
    box-shadow: var(--premium-shadow-xl) !important;
    border-color: rgba(37, 99, 235, 0.25) !important;
  }
}

.siva-media,
.product-media {
  overflow: hidden;
}

.siva-media img,
.product-image {
  transition: transform 400ms ease;
}

.siva-badge,
.product-badge,
.discount-badge {
  border-radius: var(--premium-radius-pill) !important;
  font-weight: 700 !important;
  font-size: 0.72rem !important;
  letter-spacing: 0.02em;
}

.siva-badge--in {
  background: rgba(16, 185, 129, 0.14) !important;
  color: #059669 !important;
  border-color: rgba(16, 185, 129, 0.25) !important;
}

.siva-wishlist,
.btn-wishlist {
  width: 42px !important;
  height: 42px !important;
  border-radius: 50% !important;
  background: rgba(255, 255, 255, 0.92) !important;
  border: 1px solid var(--premium-border) !important;
  box-shadow: 0 6px 16px rgba(15, 23, 42, 0.1);
  transition: transform var(--premium-transition), background var(--premium-transition), color var(--premium-transition) !important;
}

.siva-wishlist:hover,
.btn-wishlist:hover {
  transform: scale(1.08);
  color: var(--premium-danger) !important;
  background: #fff !important;
}

.siva-name,
.product-title,
.card-title {
  font-weight: 600 !important;
  color: var(--premium-text) !important;
}

.siva-price strong,
.product-price,
.price {
  color: var(--premium-primary) !important;
  font-weight: 700 !important;
}

.siva-price del,
.old-price,
.text-decoration-line-through {
  color: var(--premium-muted) !important;
  font-weight: 500;
}

.btn-add-to-cart {
  border-radius: 12px !important;
  font-weight: 700 !important;
  gap: 0.4rem;
}

/* Quantity / Add-to-Cart sizing inside product cards is owned by product-cards.css */
.quantity-group {
  border-radius: 12px !important;
  overflow: hidden;
  border: 1px solid var(--premium-border);
  background: #F8FAFC;
}

.quantity-group .btn,
.quantity-decrease,
.quantity-increase {
  border-radius: 0 !important;
  font-weight: 700;
}

/* Brands */
.siva-brand,
.brand-card {
  border-radius: var(--premium-radius-sm) !important;
  border: 1px solid var(--premium-border) !important;
  background: var(--premium-card) !important;
  box-shadow: var(--premium-shadow) !important;
  transition: transform var(--premium-transition), box-shadow var(--premium-transition) !important;
}

.siva-brand:hover,
.brand-card:hover {
  transform: translateY(-4px) !important;
  box-shadow: var(--premium-shadow-xl) !important;
}

/* Footer premium — do not force dark on redesigned .premium-footer */
footer:not(.premium-footer) {
  background: linear-gradient(160deg, #0F172A 0%, #1E293B 55%, #0F172A 100%) !important;
  color: #E2E8F0 !important;
}

footer:not(.premium-footer) .footer-top {
  background: transparent !important;
  padding: 72px 0 48px !important;
}

footer:not(.premium-footer) .footer-widget h4 {
  font-family: 'Poppins', sans-serif !important;
  font-weight: 700 !important;
  letter-spacing: -0.02em;
}

footer:not(.premium-footer) .footer-widget h4::after {
  background: var(--premium-primary) !important;
  width: 40px !important;
  height: 3px !important;
  border-radius: 999px;
}

footer:not(.premium-footer) a {
  transition: color var(--premium-transition), transform var(--premium-transition);
}

footer:not(.premium-footer) a:hover {
  color: #93C5FD !important;
}

footer:not(.premium-footer) .btn,
footer:not(.premium-footer) .newsletter-form .btn {
  background: var(--premium-gradient) !important;
  border: none !important;
  border-radius: var(--premium-radius-pill) !important;
}

footer:not(.premium-footer) .form-control {
  border-radius: var(--premium-radius-pill) !important;
  border: 1px solid rgba(255, 255, 255, 0.14) !important;
  background: rgba(255, 255, 255, 0.06) !important;
  color: #fff !important;
}

/* Reveal animations */
.premium-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 500ms ease, transform 500ms ease;
}

.premium-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Utility */
.shadow-xl {
  box-shadow: var(--premium-shadow-xl) !important;
}

.rounded-18 {
  border-radius: var(--premium-radius) !important;
}

.text-premium {
  color: var(--premium-primary) !important;
}

.bg-premium {
  background: var(--premium-bg) !important;
}

/* Flash messages */
.storefront-flash-wrap .alert {
  border-radius: var(--premium-radius-sm);
  border: 0;
  box-shadow: var(--premium-shadow);
}

/* Search suggest shell (AJAX-ready, empty until wired) */
.storefront-suggest {
  display: none;
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  z-index: 1080;
  background: var(--premium-card);
  border: 1px solid var(--premium-border);
  border-radius: var(--premium-radius-sm);
  box-shadow: var(--premium-shadow-xl);
  max-height: 320px;
  overflow: auto;
  padding: 0.5rem;
}

.storefront-header-search {
  position: relative;
}

.storefront-suggest.is-open {
  display: block;
  animation: premiumFadeDown 200ms ease;
}

.storefront-suggest-item {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 0.75rem;
  border-radius: 10px;
  text-decoration: none;
  color: inherit;
  font-weight: 500;
}

.storefront-suggest-item:hover {
  background: rgba(37, 99, 235, 0.08);
  color: var(--premium-primary);
}