/* =========================================
   MATRIS - Premium Saree Brand Stylesheet V2
   Primary Color: Vermillion (Divine Feminine)
   ========================================= */

/* =========================================
   CSS CUSTOM PROPERTIES (DESIGN TOKENS)
   ========================================= */

:root {
  /* Primary Colors - Vermillion is PRIMARY */
  --color-vermillion: #E34234;
  --color-vermillion-light: #E8675A;
  --color-vermillion-dark: #C1362A;
  
  /* Secondary Colors */
  --color-teal: #0D4C4A;
  --color-teal-light: #1A6F6C;
  --color-teal-dark: #083634;
  
  /* Neutral Colors */
  --color-cream: #F5F1E8;
  --color-cream-dark: #E8E0D0;
  --color-white: #FFFFFF;
  --color-charcoal: #2C2C2C;
  --color-gray: #666666;
  --color-black: #000000;
  
  /* Semantic Colors */
  --color-primary: var(--color-vermillion);
  --color-secondary: var(--color-teal);
  --color-background: var(--color-cream);
  --color-text-primary: var(--color-charcoal);
  
  /* Typography */
  --font-primary: 'Georgia', 'Times New Roman', serif;
  --font-secondary: 'Helvetica Neue', 'Arial', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-medium: 0.3s ease;
  --transition-slow: 0.5s ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(44, 44, 44, 0.1);
  --shadow-md: 0 4px 8px rgba(44, 44, 44, 0.15);
  --shadow-lg: 0 8px 16px rgba(44, 44, 44, 0.2);
}

/* =========================================
   RESET & BASE STYLES
   ========================================= */

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

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

body {
  font-family: var(--font-primary);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-black);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition-fast);
}

/* =========================================
   HOMEPAGE - VIDEO LANDING (NO NAV)
   ========================================= */

.hero-video-landing {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.video-container-landing {
  position: relative;
  width: 100%;
  height: 100%;
}

.hero-video-landing__player {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

/* Bottom Navigation Overlay */
.hero-video-landing__bottom-nav {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-lg) var(--spacing-xl);
  background: linear-gradient(
    to top,
    rgba(0, 0, 0, 0.7) 0%,
    transparent 100%
  );
  z-index: 100;
}

.bottom-nav__link {
  font-family: var(--font-secondary);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--color-white);
  text-transform: uppercase;
  position: relative;
  padding-bottom: 0.5rem;
}

.bottom-nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-vermillion);
  transition: width var(--transition-medium);
}

.bottom-nav__link:hover::after {
  width: 100%;
}

.bottom-nav__logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.logo-text {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: var(--color-white);
  transition: color var(--transition-fast);
}

.bottom-nav__logo:hover .logo-text {
  color: var(--color-vermillion);
}

/* =========================================
   SHOP PAGE - FULL PAGE COLLECTIONS
   ========================================= */

.shop-collections {
  width: 100%;
}

.collection-fullpage {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
}

.collection-fullpage__image {
  position: relative;
  width: 100%;
  height: 100%;
}

.collection-fullpage__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.collection-fullpage__overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-medium);
}

.collection-fullpage:hover .collection-fullpage__overlay {
  opacity: 1;
}

.collection-fullpage__content {
  text-align: center;
  color: var(--color-white);
  transform: translateY(20px);
  transition: transform var(--transition-medium);
}

.collection-fullpage:hover .collection-fullpage__content {
  transform: translateY(0);
}

.collection-fullpage__title {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
  color: var(--color-white);
}

.collection-fullpage__subtitle {
  font-size: 1.25rem;
  font-family: var(--font-secondary);
  font-weight: 300;
  letter-spacing: 0.05em;
  margin-bottom: var(--spacing-md);
  color: var(--color-cream);
}

.collection-fullpage__cta {
  display: inline-block;
  padding: 1rem 2.5rem;
  background: transparent;
  color: var(--color-white);
  font-family: var(--font-secondary);
  font-size: 1rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border: 2px solid var(--color-white);
  transition: all var(--transition-medium);
}

.collection-fullpage__cta:hover {
  background: var(--color-vermillion);
  border-color: var(--color-vermillion);
  transform: scale(1.05);
}

/* Shop Navigation (Appears on Scroll) */
.shop-navigation {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  padding: var(--spacing-sm) var(--spacing-md);
  z-index: 1000;
  transform: translateY(-100%);
  transition: transform var(--transition-medium);
}

.shop-navigation--visible {
  transform: translateY(0);
}

.shop-navigation__container {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.shop-navigation__logo {
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-white);
}

.shop-navigation__links {
  display: flex;
  gap: var(--spacing-lg);
}

.shop-navigation__link {
  font-family: var(--font-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  color: var(--color-cream);
  text-transform: uppercase;
  position: relative;
}

.shop-navigation__link::after {
  content: '';
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-vermillion);
  transition: width var(--transition-medium);
}

.shop-navigation__link:hover::after,
.shop-navigation__link--active::after {
  width: 100%;
}

.shop-navigation__link--active {
  color: var(--color-white);
}

/* =========================================
   COLLECTION DETAIL PAGE - SAREE GRID
   ========================================= */

.collection-detail {
  background: var(--color-cream);
  min-height: 100vh;
  padding-top: 80px;
}

.collection-detail__header {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-md);
  background: var(--color-white);
  border-bottom: 3px solid var(--color-vermillion);
}

.collection-detail__title {
  font-size: 3rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--color-charcoal);
  margin-bottom: var(--spacing-sm);
}

.collection-detail__description {
  font-size: 1.125rem;
  color: var(--color-gray);
  max-width: 600px;
  margin: 0 auto;
}

.saree-grid {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
}

.saree-card {
  background: var(--color-white);
  overflow: hidden;
  transition: transform var(--transition-medium), box-shadow var(--transition-medium);
  cursor: pointer;
}

.saree-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.saree-card__image {
  position: relative;
  width: 100%;
  padding-bottom: 133.33%; /* 3:4 ratio */
  overflow: hidden;
  background: var(--color-cream);
}

.saree-card__image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.saree-card:hover .saree-card__image img {
  transform: scale(1.1);
}

.saree-card__content {
  padding: var(--spacing-md);
}

.saree-card__title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-charcoal);
}

.saree-card__price {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-vermillion);
  font-family: var(--font-secondary);
}

/* =========================================
   PRODUCT DETAIL PAGE (Manish Malhotra Style)
   ========================================= */

.product-detail {
  background: var(--color-white);
  min-height: 100vh;
  padding-top: 80px;
}

.product-detail__container {
  max-width: 1400px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--spacing-xl);
}

/* Product Images */
.product-images {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: var(--spacing-md);
}

.product-thumbnails {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.product-thumbnail {
  width: 100px;
  height: 130px;
  overflow: hidden;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition-fast);
}

.product-thumbnail:hover,
.product-thumbnail--active {
  border-color: var(--color-vermillion);
}

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

.product-main-image {
  width: 100%;
  aspect-ratio: 3/4;
  overflow: hidden;
  background: var(--color-cream);
}

.product-main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Product Info */
.product-info {
  padding: var(--spacing-md) 0;
}

.product-info__category {
  font-family: var(--font-secondary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-gray);
  margin-bottom: var(--spacing-xs);
}

.product-info__title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  color: var(--color-charcoal);
}

.product-info__description {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

.product-info__price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-vermillion);
  margin-bottom: var(--spacing-xs);
  font-family: var(--font-secondary);
}

.product-info__tax {
  font-size: 0.875rem;
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

/* Size Selector */
.product-size {
  margin-bottom: var(--spacing-md);
}

.product-size__label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-sm);
  font-weight: 600;
}

.product-size__guide {
  font-size: 0.875rem;
  color: var(--color-vermillion);
  text-decoration: underline;
  cursor: pointer;
}

.product-size__options {
  display: flex;
  gap: var(--spacing-sm);
}

.size-option {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--color-gray);
  background: var(--color-white);
  font-family: var(--font-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.size-option:hover,
.size-option--selected {
  border-color: var(--color-vermillion);
  background: var(--color-vermillion);
  color: var(--color-white);
}

.size-option--disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

/* Quantity Selector */
.product-quantity {
  margin-bottom: var(--spacing-md);
}

.product-quantity__label {
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
}

.product-quantity__controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.quantity-btn {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-gray);
  background: var(--color-white);
  font-size: 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.quantity-btn:hover {
  border-color: var(--color-vermillion);
  color: var(--color-vermillion);
}

.quantity-input {
  width: 60px;
  height: 40px;
  text-align: center;
  border: 2px solid var(--color-gray);
  font-size: 1rem;
  font-weight: 600;
}

/* Add to Cart Button */
.product-cta {
  width: 100%;
  padding: 1.125rem;
  background: var(--color-vermillion);
  color: var(--color-white);
  font-family: var(--font-secondary);
  font-size: 1rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  border: none;
  cursor: pointer;
  margin-bottom: var(--spacing-md);
  transition: background var(--transition-fast);
}

.product-cta:hover {
  background: var(--color-vermillion-dark);
}

.product-lead-time {
  font-size: 0.875rem;
  color: var(--color-gray);
  margin-bottom: var(--spacing-md);
}

/* Product Details Accordion */
.product-accordion {
  border-top: 1px solid var(--color-cream-dark);
}

.accordion-item {
  border-bottom: 1px solid var(--color-cream-dark);
}

.accordion-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  font-weight: 600;
  cursor: pointer;
  transition: color var(--transition-fast);
}

.accordion-header:hover {
  color: var(--color-vermillion);
}

.accordion-icon {
  font-size: 1.25rem;
  transition: transform var(--transition-fast);
}

.accordion-item--open .accordion-icon {
  transform: rotate(180deg);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-medium);
}

.accordion-item--open .accordion-content {
  max-height: 500px;
  padding-bottom: var(--spacing-md);
}

.accordion-content p {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-gray);
}

/* =========================================
   RESPONSIVE STYLES
   ========================================= */

@media (max-width: 1024px) {
  .product-detail__container {
    grid-template-columns: 1fr;
  }
  
  .collection-fullpage__title {
    font-size: 2.5rem;
  }
}

@media (max-width: 768px) {
  .hero-video-landing__bottom-nav {
    padding: var(--spacing-md);
  }
  
  .logo-text {
    font-size: 1.5rem;
  }
  
  .bottom-nav__link {
    font-size: 0.875rem;
  }
  
  .collection-fullpage__title {
    font-size: 2rem;
  }
  
  .collection-fullpage__subtitle {
    font-size: 1rem;
  }
  
  .saree-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacing-md);
  }
  
  .product-images {
    grid-template-columns: 1fr;
  }
  
  .product-thumbnails {
    flex-direction: row;
    overflow-x: auto;
  }
}

@media (max-width: 480px) {
  .collection-fullpage__title {
    font-size: 1.75rem;
  }
  
  .saree-grid {
    grid-template-columns: 1fr;
  }
}