/* ==========================================================================
   ÁO DÀI VẠN PHÚC - DESIGN SYSTEM & LUXURY STYLING
   Tinh hoa Lụa tơ tằm truyền thống Hà Đông
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;0,700;1,400;1,600&family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

:root {
  --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-sans: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;

  /* Color Palette */
  --c-primary: #7a1526;
  --c-primary-light: #9c2136;
  --c-primary-dark: #520b18;
  --c-gold: #bfa15f;
  --c-gold-dark: #967936;
  --c-gold-light: #edd8a4;
  --c-gold-gradient: linear-gradient(135deg, #d4af37 0%, #edd8a4 50%, #aa8420 100%);
  --c-silk-ivory: #faf7f2;
  --c-silk-cream: #f4ede2;
  --c-silk-rose: #faedf0;
  --c-surface: #ffffff;
  --c-border: #e8ded2;
  --c-border-light: #f0e9df;
  --c-text-main: #241c1d;
  --c-text-muted: #6e6462;
  --c-text-light: #9c918e;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(36, 28, 29, 0.04);
  --shadow-md: 0 8px 24px rgba(36, 28, 29, 0.08);
  --shadow-lg: 0 16px 40px rgba(122, 21, 38, 0.12);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.06);

  /* Radius & Transitions */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 9999px;
  --transition: all 0.35s cubic-bezier(0.25, 1, 0.5, 1);
}

/* Base Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--c-silk-ivory);
  color: var(--c-text-main);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
}

button {
  cursor: pointer;
  background: none;
}

ul {
  list-style: none;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Helpers */
.font-serif {
  font-family: var(--font-serif);
}

.gold-text {
  background: var(--c-gold-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
  font-weight: 700;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.82rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--c-gold-dark);
  font-weight: 600;
  margin-bottom: 12px;
}

.section-tag::before, .section-tag::after {
  content: "♦";
  font-size: 0.7rem;
  color: var(--c-gold);
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--c-primary-dark);
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section-desc {
  color: var(--c-text-muted);
  max-width: 650px;
  margin: 0 auto;
  font-size: 1rem;
}

.text-center {
  text-align: center;
}

/* ==========================================================================
   TOP BAR & HEADER
   ========================================================================== */
.top-bar {
  background: var(--c-primary-dark);
  color: #f7e6e9;
  font-size: 0.82rem;
  padding: 8px 0;
  text-align: center;
  letter-spacing: 0.5px;
  position: relative;
  z-index: 101;
  border-bottom: 1px solid rgba(212, 175, 55, 0.25);
}

.top-bar span {
  color: var(--c-gold-light);
  font-weight: 600;
}

.site-header {
  position: sticky;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 100;
  border-bottom: 1px solid var(--c-border);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}

/* Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-symbol {
  width: 44px;
  height: 44px;
  background: var(--c-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-family: var(--font-serif);
  font-size: 1.5rem;
  box-shadow: 0 4px 12px rgba(122, 21, 38, 0.25);
  border: 1px solid var(--c-gold);
}

.logo-text h1 {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  letter-spacing: 1.5px;
  color: var(--c-primary-dark);
  font-weight: 700;
  line-height: 1.1;
  margin: 0;
}

.logo-text span {
  font-size: 0.72rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--c-gold-dark);
  font-weight: 600;
  display: block;
}

/* Navigation */
.main-nav ul {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--c-text-main);
  position: relative;
  padding: 6px 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--c-primary);
  transition: var(--transition);
  transform: translateX(-50%);
}

.nav-link:hover, .nav-link.active {
  color: var(--c-primary);
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

/* Header Actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.action-btn {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--c-silk-cream);
  color: var(--c-text-main);
  position: relative;
  transition: var(--transition);
}

.action-btn:hover {
  background: var(--c-primary);
  color: #fff;
  transform: translateY(-2px);
}

.badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--c-primary);
  color: #fff;
  font-size: 0.7rem;
  font-weight: 700;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid #fff;
}

.btn-hotline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  background: var(--c-primary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(122, 21, 38, 0.25);
  border: 1px solid var(--c-gold);
}

.btn-hotline:hover {
  background: var(--c-primary-dark);
  transform: translateY(-2px);
}

.mobile-menu-btn {
  display: none;
  font-size: 1.5rem;
  color: var(--c-text-main);
}

/* ==========================================================================
   HERO BANNER
   ========================================================================== */
.hero-section {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #20050b 0%, #3e0d16 50%, #20050b 100%);
  color: #fff;
  overflow: hidden;
  padding: 80px 0;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(circle at 80% 30%, rgba(212, 175, 55, 0.18) 0%, transparent 60%),
    radial-gradient(circle at 20% 80%, rgba(122, 21, 38, 0.35) 0%, transparent 60%);
  z-index: 1;
}

.hero-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.05;
  background-image: radial-gradient(#fff 1px, transparent 1px);
  background-size: 24px 24px;
  z-index: 1;
}

.hero-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.hero-content {
  padding-right: 20px;
}

.hero-subtitle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--c-gold-light);
  font-weight: 600;
  margin-bottom: 20px;
}

.hero-subtitle::before {
  content: '';
  width: 32px;
  height: 1px;
  background: var(--c-gold);
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 4rem;
  line-height: 1.15;
  font-weight: 600;
  color: #fff;
  margin-bottom: 24px;
}

.hero-title em {
  font-style: italic;
  font-family: var(--font-serif);
  color: var(--c-gold-light);
}

.hero-desc {
  font-size: 1.12rem;
  color: #f0e1e4;
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 540px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 34px;
  background: var(--c-gold-gradient);
  color: #3b2807;
  font-weight: 700;
  border-radius: var(--radius-pill);
  font-size: 1rem;
  letter-spacing: 0.5px;
  box-shadow: 0 8px 24px rgba(212, 175, 55, 0.35);
  transition: var(--transition);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 30px rgba(212, 175, 55, 0.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 30px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-weight: 500;
  border-radius: var(--radius-pill);
  font-size: 1rem;
  backdrop-filter: blur(8px);
  transition: var(--transition);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  border-color: #fff;
  transform: translateY(-3px);
}

.hero-highlights {
  display: flex;
  align-items: center;
  gap: 32px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.highlight-item h4 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--c-gold-light);
  font-weight: 700;
  margin-bottom: 2px;
}

.highlight-item p {
  font-size: 0.85rem;
  color: #dac7cb;
  letter-spacing: 0.5px;
}

/* Hero Visual Showcase */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-card-main {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.45);
  border: 2px solid rgba(212, 175, 55, 0.5);
  transform: rotate(-1deg);
  transition: var(--transition);
}

.hero-card-main:hover {
  transform: rotate(0deg) scale(1.02);
}

.hero-card-main img {
  width: 100%;
  height: 540px;
  object-fit: cover;
  object-position: center 15%;
}

.hero-floating-badge {
  position: absolute;
  bottom: 24px;
  left: -20px;
  background: rgba(255, 255, 255, 0.95);
  color: var(--c-text-main);
  padding: 12px 20px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  border: 1px solid var(--c-gold-light);
  animation: floatBadge 4s ease-in-out infinite alternate;
}

@keyframes floatBadge {
  0% { transform: translateY(0); }
  100% { transform: translateY(-10px); }
}

.badge-icon {
  font-size: 1.6rem;
  color: var(--c-gold-dark);
}

.badge-text strong {
  display: block;
  font-size: 0.95rem;
  color: var(--c-primary-dark);
}

.badge-text span {
  font-size: 0.78rem;
  color: var(--c-text-muted);
}

/* ==========================================================================
   HERITAGE & FEATURES SECTION
   ========================================================================== */
.features-section {
  padding: 64px 0;
  background: #fff;
  border-bottom: 1px solid var(--c-border);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}

.feature-box {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--c-silk-ivory);
  border: 1px solid var(--c-border-light);
  transition: var(--transition);
}

.feature-box:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--c-gold);
}

.feature-icon-wrap {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--c-silk-rose);
  color: var(--c-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.35rem;
  flex-shrink: 0;
  border: 1px solid rgba(122, 21, 38, 0.15);
}

.feature-text h4 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--c-primary-dark);
  margin-bottom: 4px;
}

.feature-text p {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  line-height: 1.5;
}

/* ==========================================================================
   COLLECTION TABS & PRODUCT CATALOG
   ========================================================================== */
.catalog-section {
  padding: 96px 0;
  background: var(--c-silk-ivory);
}

.catalog-header {
  margin-bottom: 48px;
}

/* Filter Buttons */
.collection-filter {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.filter-btn {
  padding: 10px 22px;
  border-radius: var(--radius-pill);
  font-size: 0.92rem;
  font-weight: 500;
  background: #fff;
  color: var(--c-text-muted);
  border: 1px solid var(--c-border);
  transition: var(--transition);
}

.filter-btn:hover, .filter-btn.active {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
  box-shadow: 0 4px 14px rgba(122, 21, 38, 0.2);
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 30px;
  margin-top: 40px;
}

.product-card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--c-border-light);
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--c-gold-light);
}

/* Image Container */
.product-thumb {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background: #f0ebe4;
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1);
}

.product-card:hover .product-thumb img {
  transform: scale(1.06);
}

.product-tag {
  position: absolute;
  top: 14px;
  left: 14px;
  background: rgba(122, 21, 38, 0.9);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  letter-spacing: 0.5px;
  z-index: 2;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.product-tag.gold {
  background: var(--c-gold-gradient);
  color: #3b2807;
}

.product-actions-hover {
  position: absolute;
  bottom: -50px;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 10px;
  padding: 12px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6) 0%, transparent 100%);
  transition: var(--transition);
  z-index: 3;
}

.product-card:hover .product-actions-hover {
  bottom: 0;
}

.btn-card-action {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: #fff;
  color: var(--c-text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.95rem;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
  transition: var(--transition);
}

.btn-card-action:hover {
  background: var(--c-primary);
  color: #fff;
  transform: scale(1.1);
}

/* Card Body */
.product-body {
  padding: 18px 20px 22px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-collection {
  font-size: 0.78rem;
  color: var(--c-gold-dark);
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 1px;
  margin-bottom: 4px;
}

.product-title {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  color: var(--c-primary-dark);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
  text-wrap: balance;
  transition: var(--transition);
}

.product-title:hover {
  color: var(--c-primary);
}

.product-specs {
  font-size: 0.82rem;
  color: var(--c-text-muted);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.spec-badge {
  background: var(--c-silk-cream);
  padding: 2px 8px;
  border-radius: 4px;
}

.product-price-row {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 12px;
  border-top: 1px dashed var(--c-border);
}

.price-box {
  display: flex;
  flex-direction: column;
}

.price-current {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--c-primary);
}

.price-old {
  font-size: 0.82rem;
  color: var(--c-text-light);
  text-decoration: line-through;
}

.btn-buy-card {
  padding: 8px 16px;
  background: var(--c-primary);
  color: #fff;
  border-radius: var(--radius-pill);
  font-size: 0.85rem;
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.btn-buy-card:hover {
  background: var(--c-primary-dark);
  box-shadow: 0 4px 12px rgba(122, 21, 38, 0.3);
}

/* ==========================================================================
   VIDEO LOOKBOOK / REELS SECTION
   ========================================================================== */
.lookbook-section {
  padding: 96px 0;
  background: #190c10;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.lookbook-section .section-title {
  color: #fff;
}

.lookbook-section .section-desc {
  color: #d1bfc3;
}

.lookbook-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 50px;
}

.lookbook-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #2a161d;
  border: 1px solid rgba(212, 175, 55, 0.3);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.lookbook-card:hover {
  transform: translateY(-8px);
  border-color: var(--c-gold);
}

.video-wrapper {
  position: relative;
  aspect-ratio: 9 / 16;
  max-height: 480px;
  background: #000;
  overflow: hidden;
}

.video-wrapper video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-overlay-btn {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.3);
  transition: var(--transition);
}

.play-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--c-gold-gradient);
  color: #2b1803;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 6px 20px rgba(212, 175, 55, 0.6);
  transition: var(--transition);
}

.lookbook-card:hover .play-circle {
  transform: scale(1.15);
}

.lookbook-info {
  padding: 20px 24px;
}

.lookbook-info h4 {
  font-family: var(--font-serif);
  font-size: 1.3rem;
  color: var(--c-gold-light);
  margin-bottom: 6px;
}

.lookbook-info p {
  font-size: 0.85rem;
  color: #cbb8bc;
}

/* ==========================================================================
   HERITAGE / ART OF SILK SECTION
   ========================================================================== */
.heritage-section {
  padding: 100px 0;
  background: var(--c-silk-cream);
  position: relative;
}

.heritage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 64px;
}

.heritage-image-stack {
  position: relative;
  display: flex;
  justify-content: center;
}

.stack-img-1 {
  width: 80%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 4px solid #fff;
}

.stack-img-2 {
  position: absolute;
  width: 55%;
  bottom: -30px;
  right: -10px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  border: 4px solid #fff;
}

.heritage-text h3 {
  font-family: var(--font-serif);
  font-size: 2.4rem;
  color: var(--c-primary-dark);
  line-height: 1.25;
  margin-bottom: 20px;
}

.heritage-text p {
  font-size: 1rem;
  color: var(--c-text-muted);
  line-height: 1.8;
  margin-bottom: 20px;
}

.heritage-points {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-top: 28px;
}

.point-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--c-primary);
  font-size: 0.95rem;
}

.point-item i {
  color: var(--c-gold-dark);
}

/* ==========================================================================
   SIZE GUIDE SECTION
   ========================================================================== */
.size-guide-section {
  padding: 80px 0;
  background: #fff;
}

.table-responsive {
  overflow-x: auto;
  margin-top: 36px;
  box-shadow: var(--shadow-md);
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
}

.size-table {
  width: 100%;
  border-collapse: collapse;
  text-align: center;
  font-size: 0.92rem;
  background: #fff;
}

.size-table th {
  background: var(--c-primary-dark);
  color: var(--c-gold-light);
  padding: 16px 20px;
  font-weight: 600;
  font-family: var(--font-serif);
  font-size: 1.1rem;
  letter-spacing: 0.5px;
}

.size-table td {
  padding: 14px 20px;
  border-bottom: 1px solid var(--c-border-light);
  color: var(--c-text-main);
}

.size-table tr:nth-child(even) {
  background: var(--c-silk-ivory);
}

.size-table tr:hover {
  background: var(--c-silk-rose);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer {
  background: #1e090f;
  color: #eedde0;
  padding: 80px 0 30px;
  border-top: 2px solid var(--c-gold);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 40px;
  margin-bottom: 60px;
}

.footer-brand .logo-text h2 {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: #fff;
  margin-bottom: 4px;
}

.footer-brand p {
  color: #c7adb2;
  font-size: 0.9rem;
  line-height: 1.7;
  margin: 16px 0 24px;
}

.footer-col h4 {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--c-gold-light);
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}

.footer-col h4::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 32px;
  height: 2px;
  background: var(--c-gold);
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  color: #c7adb2;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--c-gold-light);
  padding-left: 6px;
}

.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.9rem;
  color: #c7adb2;
  margin-bottom: 14px;
}

.footer-contact i {
  color: var(--c-gold);
  margin-top: 4px;
}

.footer-bottom {
  text-align: center;
  padding-top: 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: #a38c91;
}

/* ==========================================================================
   FLOATING CONTACT WIDGETS
   ========================================================================== */
.floating-contacts {
  position: fixed;
  bottom: 28px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  z-index: 99;
}

.float-btn {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.25);
  transition: var(--transition);
  position: relative;
}

.float-btn:hover {
  transform: scale(1.1);
}

.float-fb {
  background: linear-gradient(135deg, #0084ff, #00c6ff);
  border: 2px solid #fff;
}

.float-zalo {
  background: #0068ff;
  border: 2px solid #fff;
}

.float-phone {
  background: var(--c-primary);
  border: 2px solid var(--c-gold-light);
  animation: pulsePhone 2s infinite;
}

@keyframes pulsePhone {
  0% { box-shadow: 0 0 0 0 rgba(122, 21, 38, 0.6); }
  70% { box-shadow: 0 0 0 15px rgba(122, 21, 38, 0); }
  100% { box-shadow: 0 0 0 0 rgba(122, 21, 38, 0); }
}

/* ==========================================================================
   MODALS & DRAWERS (CART & QUICK VIEW)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

/* Quick View Modal Box */
.modal-card {
  background: #fff;
  width: 100%;
  max-width: 900px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.35);
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  max-height: 90vh;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #f0ebe4;
  color: var(--c-text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  z-index: 10;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--c-primary);
  color: #fff;
}

.modal-img-wrap {
  background: #f7f3ee;
  height: 100%;
}

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

.modal-details {
  padding: 40px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}

/* Cart Drawer */
.cart-drawer {
  position: fixed;
  top: 0;
  right: -420px;
  width: 100%;
  max-width: 420px;
  height: 100vh;
  background: #fff;
  z-index: 1001;
  box-shadow: -10px 0 40px rgba(0, 0, 0, 0.2);
  transition: right 0.4s cubic-bezier(0.25, 1, 0.5, 1);
  display: flex;
  flex-direction: column;
}

.cart-drawer.active {
  right: 0;
}

.cart-header {
  padding: 24px;
  border-bottom: 1px solid var(--c-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cart-header h3 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--c-primary-dark);
}

.cart-items-list {
  padding: 24px;
  overflow-y: auto;
  flex-grow: 1;
}

.cart-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--c-border-light);
}

.cart-item img {
  width: 70px;
  height: 90px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.cart-item-info {
  flex-grow: 1;
}

.cart-item-title {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--c-primary-dark);
  margin-bottom: 4px;
}

.cart-item-meta {
  font-size: 0.8rem;
  color: var(--c-text-muted);
  margin-bottom: 8px;
}

.cart-item-price {
  font-weight: 700;
  color: var(--c-primary);
}

.cart-footer {
  padding: 24px;
  border-top: 1px solid var(--c-border);
  background: var(--c-silk-ivory);
}

.cart-total-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  font-size: 1.1rem;
}

.cart-total-price {
  font-family: var(--font-serif);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--c-primary);
}

/* Toast Notifications */
.toast-msg {
  position: fixed;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: #1e090f;
  color: #fff;
  border: 1px solid var(--c-gold);
  padding: 14px 28px;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 2000;
  opacity: 0;
  transition: all 0.4s ease;
}

.toast-msg.show {
  transform: translateX(-50%) translateY(0);
  opacity: 1;
}

/* ==========================================================================
   RESPONSIVE DESIGN
   ========================================================================== */
@media (max-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-title {
    font-size: 3.2rem;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 70px;
  }
  .main-nav {
    display: none;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    justify-content: center;
  }
  .hero-subtitle::before {
    display: none;
  }
  .hero-title {
    font-size: 2.6rem;
  }
  .hero-desc {
    margin: 0 auto 28px;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-highlights {
    justify-content: center;
  }
  .hero-visual {
    margin-top: 24px;
  }
  .hero-card-main img {
    height: 400px;
  }
  .hero-floating-badge {
    left: 10px;
    bottom: 10px;
  }
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
  .features-grid {
    grid-template-columns: 1fr;
  }
  .lookbook-grid {
    grid-template-columns: 1fr;
  }
  .heritage-grid {
    grid-template-columns: 1fr;
  }
  .heritage-image-stack {
    order: -1;
  }
  .modal-card {
    grid-template-columns: 1fr;
    max-height: 85vh;
  }
  .modal-img-wrap {
    height: 280px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2.1rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .product-grid {
    grid-template-columns: 1fr;
  }
}