/* ============================================================
   OPTILENT ONLINE - Main Stylesheet
   ============================================================ */

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

/* ======================== CSS VARIABLES ======================== */
:root {
  --black: #1a1a1a;
  --white: #ffffff;
  --cream: #faf9f7;
  --warm-gray: #f5f2ee;
  --light-gray: #f0eeeb;
  --border: #e4e1dc;
  --text-primary: #1a1a1a;
  --text-secondary: #6b6b6b;
  --text-light: #9a9a9a;
  --gold: #b8965c;
  --gold-dark: #9a7a44;
  --error: #c0392b;
  --success: #27ae60;
  --announcement-bg: #1a1a1a;
  --font-serif: 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --header-height: 70px;
  --announcement-height: 42px;
  --transition: all 0.25s ease;
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.10);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
  --radius: 4px;
  --radius-lg: 12px;
}

/* ======================== RESET ======================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ======================== TYPOGRAPHY ======================== */
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 500; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.4rem); }
h3 { font-size: clamp(1.2rem, 2vw, 1.6rem); }
h4 { font-size: 1.1rem; }
p { color: var(--text-secondary); line-height: 1.7; }

/* ======================== UTILITIES ======================== */
.container { max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 900px; margin: 0 auto; padding: 0 24px; }
.text-center { text-align: center; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-sm { gap: 8px; }
.gap-md { gap: 16px; }
.gap-lg { gap: 24px; }

/* ======================== BUTTONS ======================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 8px; padding: 13px 28px; font-family: var(--font-sans); font-size: 0.85rem;
  font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; cursor: pointer;
  border: none; transition: var(--transition); white-space: nowrap;
}
.btn-primary {
  background: var(--black); color: var(--white);
}
.btn-primary:hover { background: #333; }
.btn-outline {
  background: transparent; color: var(--black); border: 1.5px solid var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-white {
  background: var(--white); color: var(--black);
}
.btn-white:hover { background: var(--cream); }
.btn-gold {
  background: var(--gold); color: var(--white);
}
.btn-gold:hover { background: var(--gold-dark); }
.btn-sm { padding: 9px 18px; font-size: 0.78rem; }
.btn-lg { padding: 16px 36px; font-size: 0.9rem; }
.btn-full { width: 100%; }

/* ======================== ANNOUNCEMENT BAR ======================== */
.announcement-bar {
  background: var(--announcement-bg); color: var(--white);
  height: var(--announcement-height); display: flex; align-items: center;
  justify-content: center; position: relative; z-index: 100;
}
.announcement-bar__text {
  font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase;
  font-weight: 400;
}
.announcement-bar__text a { color: var(--white); text-decoration: underline; }
.announcement-bar__close {
  position: absolute; right: 20px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--white); cursor: pointer;
  font-size: 1.2rem; opacity: 0.7; transition: opacity 0.2s;
}
.announcement-bar__close:hover { opacity: 1; }

/* ======================== HEADER ======================== */
.site-header {
  position: sticky; top: 0; z-index: 90; background: var(--white);
  border-bottom: 1px solid var(--border); height: var(--header-height);
}
.header-inner {
  display: grid; grid-template-columns: 1fr auto 1fr;
  align-items: center; height: 100%; max-width: 1400px;
  margin: 0 auto; padding: 0 24px; gap: 24px;
}
.header-logo {
  text-align: center; grid-column: 2;
  font-family: var(--font-serif); font-size: 1.55rem;
  font-weight: 600; letter-spacing: 0.04em; color: var(--black);
}
.header-logo span { color: var(--gold); }
.header-nav { grid-column: 1; }
.nav-list {
  display: flex; align-items: center; gap: 4px;
}
.nav-item { position: relative; }
.nav-link {
  display: block; padding: 0 14px; height: var(--header-height);
  line-height: var(--header-height); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.06em; text-transform: uppercase; color: var(--text-primary);
  transition: color 0.2s; white-space: nowrap;
}
.nav-link:hover { color: var(--gold); }
.nav-link.active { color: var(--gold); }
.header-actions {
  grid-column: 3; display: flex; align-items: center;
  justify-content: flex-end; gap: 20px;
}
.header-action-btn {
  display: flex; align-items: center; gap: 8px; padding: 6px 0;
  font-size: 0.82rem; font-weight: 500; letter-spacing: 0.04em; color: var(--text-primary);
  background: none; border: none; cursor: pointer; transition: color 0.2s; white-space: nowrap;
}
.header-action-btn:hover { color: var(--gold); }
.header-action-btn svg { width: 20px; height: 20px; flex-shrink: 0; }
.cart-count {
  display: inline-flex; align-items: center; justify-content: center;
  width: 18px; height: 18px; background: var(--black); color: var(--white);
  border-radius: 50%; font-size: 0.65rem; font-weight: 600; line-height: 1;
}
.cart-count.has-items { background: var(--gold); }

/* Profile dropdown */
.profile-dropdown-wrap { position: relative; }
.profile-dropdown {
  position: absolute; top: calc(100% + 8px); right: 0; min-width: 200px;
  background: var(--white); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: var(--shadow-md); z-index: 500; opacity: 0; visibility: hidden;
  transform: translateY(-6px); transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
}
.profile-dropdown-wrap.open .profile-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.profile-dropdown a, .profile-dropdown button {
  display: flex; align-items: center; gap: 10px; width: 100%; padding: 12px 16px;
  font-size: 0.84rem; font-weight: 500; color: var(--text-primary); border: none;
  background: none; cursor: pointer; text-align: left; text-decoration: none;
  transition: background 0.15s;
}
.profile-dropdown a:hover, .profile-dropdown button:hover { background: var(--cream); }
.profile-dropdown a:first-child { border-radius: 10px 10px 0 0; }
.profile-dropdown a:last-child, .profile-dropdown button:last-child { border-radius: 0 0 10px 10px; }
.profile-dropdown svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.8; flex-shrink: 0; }
.profile-dropdown hr { margin: 0; border: none; border-top: 1px solid var(--border); }

/* ======================== MEGA MENU ======================== */
.mega-menu-wrapper { position: static; }
.mega-menu {
  position: absolute; top: var(--header-height); left: 0; right: 0;
  background: var(--white); border-bottom: 1px solid var(--border);
  box-shadow: var(--shadow-md); padding: 40px 0;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: all 0.22s ease; z-index: 80;
}
.nav-item:hover .mega-menu,
.mega-menu:hover { opacity: 1; visibility: visible; transform: translateY(0); }
.mega-menu-inner { display: flex; gap: 60px; max-width: 1400px; margin: 0 auto; padding: 0 24px; }
.mega-menu-col h4 {
  font-family: var(--font-sans); font-size: 0.7rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--text-light);
  margin-bottom: 16px;
}
.mega-menu-col ul { display: flex; flex-direction: column; gap: 10px; }
.mega-menu-col ul a {
  font-size: 0.9rem; color: var(--text-primary); transition: color 0.2s;
}
.mega-menu-col ul a:hover { color: var(--gold); }
.mega-menu-image {
  width: 220px; flex-shrink: 0;
}
.mega-menu-image img {
  width: 100%; height: 280px; object-fit: cover; object-position: center;
}
.mega-menu-image-caption {
  font-size: 0.82rem; color: var(--text-secondary); margin-top: 8px;
}

/* ======================== MOBILE MENU ======================== */
.hamburger {
  display: none; flex-direction: column; justify-content: center;
  gap: 5px; width: 36px; height: 36px; background: none; border: none; cursor: pointer;
}
.hamburger span {
  display: block; height: 1.5px; background: var(--black);
  transition: all 0.25s;
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu {
  display: none; position: fixed; inset: 0; top: calc(var(--header-height) + var(--announcement-height));
  background: var(--white); z-index: 85; overflow-y: auto; padding: 24px;
  transform: translateX(-100%); transition: transform 0.3s ease;
}
.mobile-menu.open { transform: translateX(0); }
.mobile-menu-nav { display: flex; flex-direction: column; gap: 4px; }
.mobile-menu-link {
  display: block; padding: 14px 0; font-size: 1.1rem; font-family: var(--font-serif);
  font-weight: 500; border-bottom: 1px solid var(--border); color: var(--text-primary);
}
.mobile-menu-sub { padding: 8px 0 8px 16px; display: flex; flex-direction: column; gap: 8px; }
.mobile-menu-sub a { font-size: 0.9rem; color: var(--text-secondary); display: block; padding: 4px 0; }

/* ======================== SEARCH OVERLAY ======================== */
.search-overlay {
  position: fixed; inset: 0; background: rgba(255,255,255,0.97);
  z-index: 200; display: flex; align-items: flex-start; justify-content: center;
  padding-top: 120px; opacity: 0; visibility: hidden; transition: all 0.25s;
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-overlay-inner { width: 100%; max-width: 700px; padding: 0 24px; }
.search-overlay-input {
  width: 100%; border: none; border-bottom: 2px solid var(--black); padding: 16px 0;
  font-size: 1.6rem; font-family: var(--font-serif); background: transparent;
  outline: none; color: var(--text-primary);
}
.search-overlay input::placeholder { color: var(--text-light); }
.search-close {
  position: absolute; top: 24px; right: 24px; font-size: 1.6rem; background: none;
  border: none; cursor: pointer; color: var(--text-primary); width: 40px; height: 40px;
  display: flex; align-items: center; justify-content: center;
}

/* ======================== CART DRAWER ======================== */
.cart-drawer-overlay {
  position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 150;
  opacity: 0; visibility: hidden; transition: all 0.3s;
}
.cart-drawer-overlay.open { opacity: 1; visibility: visible; }
.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; width: 420px; max-width: 100vw;
  background: var(--white); z-index: 160; transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.4,0,0.2,1);
  display: flex; flex-direction: column;
}
.cart-drawer.open { transform: translateX(0); }
.cart-drawer-header {
  padding: 24px; border-bottom: 1px solid var(--border);
  display: flex; align-items: center; justify-content: space-between; flex-shrink: 0;
}
.cart-drawer-header h3 { font-family: var(--font-sans); font-size: 1rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.cart-drawer-close { font-size: 1.4rem; }
.cart-drawer-body { flex: 1; overflow-y: auto; padding: 0; }
.cart-items-list { padding: 8px 0; }
.cart-item {
  display: flex; gap: 16px; padding: 20px 24px; border-bottom: 1px solid var(--border);
}
.cart-item-image {
  width: 80px; height: 80px; object-fit: cover; flex-shrink: 0; background: var(--cream);
}
.cart-item-details { flex: 1; min-width: 0; }
.cart-item-name { font-size: 0.9rem; font-weight: 500; margin-bottom: 4px; }
.cart-item-variant { font-size: 0.8rem; color: var(--text-secondary); margin-bottom: 8px; }
.cart-item-price { font-size: 0.9rem; font-weight: 600; }
.cart-item-qty {
  display: flex; align-items: center; gap: 12px; margin-top: 10px;
}
.qty-btn {
  width: 26px; height: 26px; border: 1px solid var(--border); display: flex;
  align-items: center; justify-content: center; font-size: 1rem; cursor: pointer;
  background: none; transition: var(--transition);
}
.qty-btn:hover { background: var(--cream); }
.qty-value { font-size: 0.88rem; min-width: 20px; text-align: center; }
.cart-item-remove { font-size: 0.78rem; color: var(--text-light); text-decoration: underline; cursor: pointer; margin-left: auto; }
.cart-empty { text-align: center; padding: 60px 24px; }
.cart-empty-icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.3; }
.cart-empty p { margin-bottom: 20px; }
.cart-drawer-footer {
  padding: 24px; border-top: 1px solid var(--border);
  background: var(--white); flex-shrink: 0;
}
.cart-subtotal {
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.95rem; font-weight: 500; margin-bottom: 16px;
}
.cart-note { font-size: 0.78rem; color: var(--text-secondary); text-align: center; margin-top: 12px; }

/* ======================== HERO SPLIT (3 fotos) ======================== */
.hero-split {
  display: grid;
  grid-template-columns: 1fr 1.35fr 1fr; /* panel central más ancho */
  height: calc(100vh - var(--header-height) - var(--announcement-height));
  min-height: 520px;
  max-height: 980px;
}
.hero-split-panel {
  position: relative;
  overflow: hidden;
  display: block;
  text-decoration: none;
}
.hero-split-panel img {
  width: 100%; height: 100%; object-fit: cover; object-position: center top;
  transition: transform 0.75s ease;
  background: #d0ccc8;
}
.hero-split-panel:hover img { transform: scale(1.05); }
.hero-split-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.58) 0%, rgba(0,0,0,0.0) 50%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 40px 36px 52px;
  transition: background 0.4s;
}
.hero-split-panel:hover .hero-split-overlay {
  background: linear-gradient(to top, rgba(0,0,0,0.68) 0%, rgba(0,0,0,0.08) 55%);
}
/* Panel central: overlay más prominente y texto más grande */
.hero-split-panel--center .hero-split-overlay {
  padding: 52px 48px 64px;
}
.hero-split-panel--center .hero-split-overlay h1 {
  font-size: clamp(2.2rem, 4vw, 3.8rem);
}
.hero-split-overlay .hero-tag {
  font-size: 0.68rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: rgba(255,255,255,0.75); margin-bottom: 8px;
}
.hero-split-overlay h1 {
  color: var(--white); font-size: clamp(1.6rem, 2.8vw, 2.8rem);
  line-height: 1.1; margin-bottom: 22px;
}
.hero-split-overlay .btn { align-self: flex-start; }
/* Separador vertical sutil */
.hero-split-panel + .hero-split-panel::before {
  content: ''; position: absolute; left: 0; top: 10%; bottom: 10%;
  width: 1px; background: rgba(255,255,255,0.18); z-index: 2;
}
/* Mobile: apila las 3 fotos — la de en medio queda arriba */
@media (max-width: 700px) {
  .hero-split {
    grid-template-columns: 1fr;
    grid-template-rows: 72vw 55vw 55vw;
    height: auto; max-height: none;
  }
  .hero-split-panel--center { order: -1; } /* central siempre primero en mobile */
  .hero-split-panel + .hero-split-panel::before { left: 0; top: 0; height: 1px; width: 100%; bottom: auto; }
  .hero-split-overlay, .hero-split-panel--center .hero-split-overlay { padding: 24px 24px 32px; }
  .hero-split-overlay h1, .hero-split-panel--center .hero-split-overlay h1 { font-size: clamp(1.4rem, 6vw, 2rem); margin-bottom: 16px; }
}
/* Retrocompatibilidad */
.hero-tag {
  font-size: 0.75rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255,255,255,0.85); margin-bottom: 12px;
}

/* ======================== SPLIT HERO (2 cards) ======================== */
.split-hero { display: grid; grid-template-columns: 1fr 1fr; }
.split-hero-card {
  position: relative; height: 60vw; max-height: 680px; overflow: hidden; cursor: pointer;
}
.split-hero-card img {
  width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease;
}
.split-hero-card:hover img { transform: scale(1.04); }
.split-hero-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 50%);
  display: flex; flex-direction: column; justify-content: flex-end; padding: 40px;
}
.split-hero-card-overlay h2 { color: var(--white); font-size: clamp(1.4rem, 3vw, 2.2rem); }
.split-hero-card-overlay .btn { margin-top: 16px; align-self: flex-start; }

/* ======================== SECTION STYLES ======================== */
.section { padding: 80px 0; }
.section-sm { padding: 48px 0; }
.section-lg { padding: 120px 0; }
.section-header {
  text-align: center; margin-bottom: 48px;
}
.section-header h2 { margin-bottom: 12px; }
.section-header p { font-size: 1.05rem; color: var(--text-secondary); max-width: 540px; margin: 0 auto; }
.section-divider {
  width: 40px; height: 2px; background: var(--gold); margin: 16px auto 0;
}

/* ======================== PRODUCT GRID ======================== */
.product-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px;
}
.product-grid-3 { grid-template-columns: repeat(3, 1fr); }
.product-grid-2 { grid-template-columns: repeat(2, 1fr); }

/* ======================== PRODUCT CARD ======================== */
.product-card { cursor: pointer; }
.product-card-media {
  position: relative; width: 100%; padding-bottom: 115%;
  overflow: hidden; background: var(--cream); margin-bottom: 16px;
}
.product-card-media img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transition: opacity 0.45s ease, transform 0.5s ease;
}
.product-card-media .img-secondary {
  opacity: 0;
}
.product-card:hover .img-secondary { opacity: 1; }
.product-card:hover .img-primary { opacity: 0; }
.product-card:hover .product-card-media img { transform: scale(1.025); }
.product-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  font-size: 0.68rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  background: var(--black); color: var(--white); padding: 4px 10px;
}
.product-badge.best-seller { background: var(--gold); }
.product-badge.new-in { background: var(--black); }
.product-card-overlay {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 16px;
  display: flex; gap: 8px; transform: translateY(100%); transition: transform 0.3s ease;
  z-index: 3;
}
.product-card:hover .product-card-overlay { transform: translateY(0); }
.product-card-name {
  font-size: 0.95rem; font-weight: 500; margin-bottom: 6px;
}
.product-card-price {
  font-size: 0.9rem; color: var(--text-secondary);
}
.product-card-colors {
  display: flex; gap: 6px; margin-top: 8px;
}
.color-dot {
  width: 14px; height: 14px; border-radius: 50%;
  border: 1.5px solid rgba(0,0,0,0.15); cursor: pointer;
  transition: transform 0.2s;
}
.color-dot:hover, .color-dot.active { transform: scale(1.3); border-color: var(--black); }
.product-card-tryon {
  position: absolute; top: 12px; right: 12px; z-index: 3;
  opacity: 0; background: var(--white); border: 1px solid var(--border);
  padding: 6px 12px; font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; transition: opacity 0.25s; cursor: pointer;
  transition: all 0.2s;
}
.product-card:hover .product-card-tryon { opacity: 1; }
.product-card-tryon:hover { background: var(--black); color: var(--white); }

/* ======================== BRAND LOGOS MARQUEE ======================== */
.logos-marquee-wrapper {
  background: #fff;
  border-top: 1px solid #e8e8e8;
  border-bottom: 1px solid #e8e8e8;
  padding: 0;
  overflow: hidden;
  position: relative;
}
.logos-marquee-wrapper::before,
.logos-marquee-wrapper::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 80px;
  z-index: 2;
  pointer-events: none;
}
.logos-marquee-wrapper::before {
  left: 0;
  background: linear-gradient(to right, #fff 40%, transparent);
}
.logos-marquee-wrapper::after {
  right: 0;
  background: linear-gradient(to left, #fff 40%, transparent);
}
.logos-marquee-track {
  display: flex;
  align-items: center;
  white-space: nowrap;
  animation: logoScroll 55s linear infinite;
  padding: 18px 0;
  gap: 0;
}
.logos-marquee-track:hover {
  animation-play-state: paused;
}
.brand-logo {
  width: 110px;
  height: 36px;
  object-fit: contain;
  filter: brightness(0);
  opacity: 0.68;
  margin: 0 36px;
  flex-shrink: 0;
  transition: opacity 0.25s;
}
.brand-logo:hover { opacity: 1; }
@keyframes logoScroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* ======================== COLLECTION HERO ======================== */
.collection-hero {
  height: 380px; position: relative; overflow: hidden;
}
.collection-hero img {
  width: 100%; height: 100%; object-fit: cover; object-position: center 30%;
}
.collection-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 30%, rgba(0,0,0,0.55) 100%);
  display: flex; flex-direction: column; align-items: center; justify-content: flex-end;
  padding-bottom: 48px; text-align: center;
}
.collection-hero-overlay h1 { color: var(--white); margin-bottom: 8px; }
.collection-hero-overlay p { color: rgba(255,255,255,0.8); max-width: 480px; }

/* ======================== FILTERS ======================== */
.filters-bar {
  padding: 20px 0; border-bottom: 1px solid var(--border);
  position: sticky; top: var(--header-height); background: var(--white); z-index: 30;
}
.filters-bar-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.filter-chips { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.filter-chip {
  padding: 7px 16px; border: 1px solid var(--border); font-size: 0.8rem;
  font-weight: 500; letter-spacing: 0.04em; cursor: pointer; transition: all 0.2s;
  background: var(--white); color: var(--text-secondary);
}
.filter-chip:hover, .filter-chip.active {
  border-color: var(--black); background: var(--black); color: var(--white);
}
.sort-select {
  padding: 8px 16px; border: 1px solid var(--border); font-size: 0.8rem;
  background: var(--white); cursor: pointer; color: var(--text-primary); outline: none;
}
.filter-label { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-secondary); }
.results-count { font-size: 0.82rem; color: var(--text-secondary); }

/* ======================== PRODUCT PAGE ======================== */
.product-page { display: grid; grid-template-columns: 1fr 480px; gap: 40px; align-items: start; padding: 24px 0 60px; }
.product-gallery-main {
  position: relative; aspect-ratio: 1/1; overflow: hidden; background: var(--cream);
  cursor: zoom-in; max-height: 576px;
}
.product-gallery-main img {
  width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s;
}
.product-gallery-main:hover img { transform: scale(1.04); }
.product-gallery-thumbs {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 8px; margin-top: 8px;
}
.product-gallery-thumb {
  aspect-ratio: 1; overflow: hidden; cursor: pointer; background: var(--cream);
  border: 2px solid transparent; transition: border-color 0.2s;
}
.product-gallery-thumb.active, .product-gallery-thumb:hover { border-color: var(--black); }
.product-gallery-thumb img { width: 100%; height: 100%; object-fit: cover; }
.product-info { position: sticky; top: calc(var(--header-height) + 12px); }
.product-info-brand-nav {
  font-size: 0.72rem; letter-spacing: 0.08em; color: var(--text-secondary); margin-bottom: 6px;
}
.product-info-brand-nav a:hover { text-decoration: underline; }
.product-info h1 { font-size: 1.6rem; margin-bottom: 4px; }
.product-price { font-size: 1.3rem; font-weight: 400; margin-bottom: 2px; font-family: var(--font-serif); }
.product-price-note { font-size: 0.75rem; color: var(--text-secondary); margin-bottom: 12px; }
.product-size-badge {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--border); padding: 8px 14px; font-size: 0.82rem;
  color: var(--text-secondary); margin-bottom: 24px;
}
.product-color-label {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 10px;
}
.product-color-name {
  font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em;  
  color: var(--text-primary); margin-left: 8px; font-weight: 500;
}
.product-colors { display: flex; align-items: center; gap: 8px; margin-bottom: 14px; }
.product-color-swatch {
  width: 28px; height: 28px; border-radius: 50%; border: 2px solid transparent;
  cursor: pointer; transition: all 0.2s; outline: 2px solid transparent; outline-offset: 3px;
}
.product-color-swatch.active, .product-color-swatch:hover { outline-color: var(--black); }
.product-lens-options { margin-bottom: 28px; }
.product-lens-options-title {
  font-size: 0.78rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 12px;
}
.lens-option-card {
  border: 1.5px solid var(--border); padding: 16px 20px; cursor: pointer;
  transition: border-color 0.2s; display: flex; align-items: center;
  justify-content: space-between; margin-bottom: 8px;
}
.lens-option-card.active, .lens-option-card:hover { border-color: var(--black); }
.lens-option-card-name { font-size: 0.9rem; font-weight: 500; margin-bottom: 2px; }
.lens-option-card-desc { font-size: 0.78rem; color: var(--text-secondary); }
.lens-option-card-price { font-size: 0.9rem; font-weight: 600; }

/* ======================== LENS WIZARD MODAL ======================== */
.wz-dot {
  width: 28px; height: 4px; border-radius: 2px;
  background: var(--border); transition: all 0.3s;
}
.wz-dot.active { background: var(--black); width: 36px; }
.wz-dot.done { background: #22c55e; }
.wz-cards { display: flex; flex-direction: column; gap: 10px; margin-top: 4px; }
.wz-card {
  border: 1.5px solid var(--border); border-radius: 12px; padding: 16px 18px;
  cursor: pointer; display: flex; align-items: center; justify-content: space-between;
  transition: border-color 0.18s, background 0.18s;
}
.wz-card:hover { border-color: #888; }
.wz-card.selected { border-color: var(--black); background: rgba(26,26,26,0.03); }
.wz-card-label { font-size: 0.92rem; font-weight: 600; margin-bottom: 3px; }
.wz-card-sub { font-size: 0.78rem; color: var(--text-secondary); }
.wz-price { font-size: 0.82rem; font-weight: 700; white-space: nowrap; margin-left: 12px; }
.wz-price.included { color: #22c55e; }
.wz-actions { display: flex; justify-content: space-between; align-items: center; margin-top: 22px; }
.wz-back { background: none; border: none; font-size: 0.82rem; color: var(--text-secondary); cursor: pointer; font-weight: 500; padding: 0; }
.wz-back:hover { color: var(--black); }
.wz-toggle-card {
  flex: 1; border: 1.5px solid var(--border); border-radius: 10px; padding: 12px 14px;
  cursor: pointer; display: flex; flex-direction: column; gap: 4px;
  font-size: 0.82rem; font-weight: 500; transition: all 0.18s;
}
.wz-toggle-card .wz-price { margin-left: 0; font-size: 0.78rem; color: var(--text-secondary); }
.wz-toggle-card.on { border-color: var(--black); background: rgba(26,26,26,0.04); }
.wz-toggle-card.on .wz-price { color: var(--black); }
.wz-rx-section { margin-top: 4px; }
.wz-select {
  width: 100%; padding: 10px 12px; border: 1.5px solid var(--border); border-radius: 8px;
  font-size: 0.88rem; font-family: inherit; background: #fff; appearance: auto; cursor: pointer;
}
.wz-select:focus { border-color: var(--black); outline: none; }

/* Graduation bubble grid */
.grad-section-title {
  font-size: 0.68rem; font-weight: 700; color: var(--text-primary); margin-bottom: 4px; margin-top: 8px;
}
.grad-section-title:first-child { margin-top: 0; }
.grad-grid {
  display: flex; flex-wrap: wrap; gap: 3px;
}
.grad-bubble {
  min-width: 40px; height: 22px; padding: 0 4px; display: flex; align-items: center; justify-content: center;
  border: none; border-radius: 4px; font-size: 0.62rem; font-weight: 600;
  cursor: pointer; background: #6b6b6b; color: #fff; transition: all 0.15s; user-select: none;
  font-family: inherit;
}
.grad-bubble:hover { background: #888; }
.grad-bubble.selected { background: #e53935; color: #fff; font-weight: 700; }
.grad-panel-scroll {
  padding-right: 0;
}
.grad-panel-scroll::-webkit-scrollbar { width: 4px; }
.grad-panel-scroll::-webkit-scrollbar-track { background: transparent; }
.grad-panel-scroll::-webkit-scrollbar-thumb { background: #ccc; border-radius: 4px; }
.grad-panel-scroll::-webkit-scrollbar-thumb:hover { background: #999; }
.wz-summary {
  border: 1px solid var(--border); border-radius: 12px; overflow: hidden; margin-top: 18px;
}
.wz-summary-row {
  display: flex; justify-content: space-between; font-size: 0.82rem;
  padding: 10px 16px; border-bottom: 1px solid var(--border);
}
.wz-summary-row:last-child { border-bottom: none; }
.wz-summary-row.total { font-weight: 700; font-size: 0.95rem; background: var(--cream); }
.product-cta-group { display: flex; flex-direction: column; gap: 8px; margin-bottom: 16px; }
.product-tryon-btn {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 24px; border: 1.5px solid var(--black); font-size: 0.84rem;
  font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase;
  cursor: pointer; transition: all 0.2s; background: transparent;
}
.product-tryon-btn:hover { background: var(--black); color: var(--white); }
.product-tryon-btn .tryon-icon { font-size: 1.1rem; }
.product-includes {
  font-size: 0.8rem; color: var(--text-secondary); display: flex; flex-direction: column; gap: 6px;
}
.product-includes li { display: flex; align-items: center; gap: 8px; }
.product-tabs { margin-top: 32px; }
.product-tab-headers {
  display: flex; border-bottom: 1px solid var(--border); margin-bottom: 20px;
}
.product-tab-btn {
  padding: 12px 20px 10px; font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; border-bottom: 2px solid transparent;
  margin-bottom: -1px; cursor: pointer; transition: all 0.2s; background: none; border: none;
  border-bottom: 2px solid transparent; color: var(--text-secondary);
}
.product-tab-btn.active { color: var(--black); border-bottom-color: var(--black); }
.product-tab-content { display: none; }
.product-tab-content.active { display: block; }
.product-tab-content p { font-size: 0.88rem; line-height: 1.8; color: var(--text-secondary); }

/* ======================== HOW IT WORKS ======================== */
.hiw-section { padding: 90px 0 70px; background: #fff; }
.hiw-flow {
  display: grid;
  grid-template-columns: 1fr 32px 1fr 32px 1fr 32px 1fr;
  align-items: start;
  gap: 0;
  margin-top: 52px;
}
.hiw-step {
  display: flex; flex-direction: column; align-items: center;
  text-align: center; padding: 0 8px;
}
.hiw-icon-wrap {
  width: 88px; height: 88px; border-radius: 50%;
  background: var(--cream); border: 2px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px; transition: border-color 0.25s, background 0.25s;
}
.hiw-step:hover .hiw-icon-wrap { border-color: var(--black); background: var(--black); color: var(--white); }
.hiw-icon { width: 42px; height: 42px; color: var(--black); transition: color 0.25s; }
.hiw-step:hover .hiw-icon { color: var(--white); }
.hiw-step-num {
  font-size: 0.65rem; font-weight: 800; letter-spacing: 0.18em;
  color: var(--gold); text-transform: uppercase; margin-bottom: 8px;
}
.hiw-step-title { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.hiw-step-desc { font-size: 0.82rem; color: var(--text-secondary); line-height: 1.65; margin-bottom: 14px; }
.hiw-link { font-size: 0.78rem; font-weight: 600; color: var(--black); text-decoration: underline; text-underline-offset: 3px; }
.hiw-link:hover { color: var(--gold); }
.hiw-chips { display: flex; flex-wrap: wrap; gap: 6px; justify-content: center; }
.hiw-chip {
  font-size: 0.7rem; font-weight: 500; padding: 4px 9px;
  border: 1px solid var(--border); border-radius: 20px;
  color: var(--text-secondary); background: var(--cream); white-space: nowrap;
}
/* Arrow connector */
.hiw-arrow {
  display: flex; align-items: center; justify-content: center;
  padding-top: 44px; color: var(--border);
}
.hiw-arrow svg { width: 32px; height: 20px; }
/* Progress bar below */
.hiw-progress { margin-top: 52px; }
.hiw-progress-track {
  height: 3px; background: var(--border); border-radius: 2px;
  position: relative; overflow: hidden;
}
.hiw-progress-fill {
  position: absolute; left: 0; top: 0; height: 100%; width: 100%;
  background: linear-gradient(90deg, var(--gold) 0%, var(--black) 100%);
  border-radius: 2px;
  animation: hiwFill 1.8s ease forwards;
  transform-origin: left;
}
@keyframes hiwFill { from { transform: scaleX(0); } to { transform: scaleX(1); } }
.hiw-progress-labels {
  display: flex; justify-content: space-between;
  margin-top: 8px;
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--text-secondary);
}
/* Responsive */
@media (max-width: 900px) {
  .hiw-flow {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto;
    gap: 32px 16px;
  }
  .hiw-arrow { display: none; }
  .hiw-step { padding: 0; }
}
@media (max-width: 540px) {
  .hiw-flow { grid-template-columns: 1fr; gap: 40px; }
}

/* ======================== EDITORIAL SECTION ======================== */
.editorial-section {
  background: var(--cream); padding: 80px 0;
}
.editorial-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; align-items: center; }
.editorial-media { height: 560px; overflow: hidden; }
.editorial-media img { width: 100%; height: 100%; object-fit: cover; }
.editorial-content { padding: 60px; }
.editorial-tag {
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--gold); font-weight: 600; margin-bottom: 16px;
}
.editorial-content h2 { margin-bottom: 20px; }
.editorial-content p { margin-bottom: 28px; }

/* ======================== FEATURES BAR ======================== */
.features-bar { border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); padding: 36px 0; }
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.feature-item {}
.feature-icon { font-size: 1.6rem; margin-bottom: 10px; }
.feature-title { font-size: 0.82rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; margin-bottom: 4px; }
.feature-desc { font-size: 0.8rem; color: var(--text-secondary); }

/* ======================== NEWSLETTER ======================== */
.newsletter { background: var(--black); color: var(--white); padding: 64px 0; text-align: center; }
.newsletter h2 { color: var(--white); margin-bottom: 8px; }
.newsletter p { color: rgba(255,255,255,0.7); max-width: 480px; margin: 0 auto 28px; }
.newsletter-form {
  display: flex; max-width: 480px; margin: 0 auto;
}
.newsletter-input {
  flex: 1; padding: 14px 18px; border: none; font-size: 0.9rem; outline: none;
  background: #333; color: var(--white);
}
.newsletter-input::placeholder { color: rgba(255,255,255,0.4); }
.newsletter-btn {
  padding: 14px 24px; background: var(--gold); color: var(--white);
  border: none; font-size: 0.82rem; font-weight: 600; letter-spacing: 0.08em;
  text-transform: uppercase; cursor: pointer; transition: background 0.2s;
}
.newsletter-btn:hover { background: var(--gold-dark); }
.newsletter-note { font-size: 0.72rem; color: rgba(255,255,255,0.4); margin-top: 12px; }

/* ======================== FOOTER ======================== */
.site-footer {
  background: var(--white); border-top: 1px solid var(--border); padding: 64px 0 32px;
}
.footer-grid {
  display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 56px;
}
.footer-brand-logo {
  font-family: var(--font-serif); font-size: 1.4rem; font-weight: 600; margin-bottom: 16px;
}
.footer-brand-logo span { color: var(--gold); }
.footer-brand-desc { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 20px; line-height: 1.7; }
.footer-social { display: flex; gap: 14px; }
.footer-social a {
  width: 36px; height: 36px; border: 1px solid var(--border); display: flex;
  align-items: center; justify-content: center; color: var(--text-secondary);
  font-size: 0.9rem; transition: all 0.2s;
}
.footer-social a:hover { border-color: var(--black); color: var(--black); background: var(--black); color: var(--white); }
.footer-col-title {
  font-family: var(--font-sans); font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.14em; text-transform: uppercase; margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { font-size: 0.86rem; color: var(--text-secondary); transition: color 0.2s; }
.footer-col ul a:hover { color: var(--text-primary); }
.footer-contact p { font-size: 0.85rem; color: var(--text-secondary); margin-bottom: 6px; }
.footer-contact a { color: var(--text-secondary); }
.footer-contact a:hover { color: var(--text-primary); }
.footer-contact .hours { font-size: 0.78rem; color: var(--text-light); margin-bottom: 12px; }
.footer-bottom {
  border-top: 1px solid var(--border); padding-top: 24px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap;
}
.footer-copyright { font-size: 0.78rem; color: var(--text-light); }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.78rem; color: var(--text-light); transition: color 0.2s; }
.footer-legal a:hover { color: var(--text-primary); }

/* ======================== BREADCRUMBS ======================== */
.breadcrumbs {
  padding: 16px 0; font-size: 0.78rem; color: var(--text-secondary);
  display: flex; align-items: center; gap: 8px;
}
.breadcrumbs a:hover { text-decoration: underline; }
.breadcrumbs-sep { opacity: 0.4; }

/* ======================== RECOMMENDED SECTION ======================== */
.recommended-section { padding: 64px 0; border-top: 1px solid var(--border); }
.recommended-section h3 { text-align: center; margin-bottom: 40px; }
.recommended-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

/* ======================== TRY-ON PAGE ======================== */
.tryon-page { min-height: 80vh; }
.tryon-hero {
  background: var(--cream); padding: 60px 0; text-align: center;
}
.tryon-hero h1 { margin-bottom: 12px; }
.tryon-hero p { max-width: 560px; margin: 0 auto 32px; font-size: 1.05rem; }
.tryon-steps {
  display: flex; gap: 0; margin-top: 40px; justify-content: center;
}
.tryon-step {
  display: flex; align-items: center; gap: 12px;
}
.tryon-step-num {
  width: 36px; height: 36px; border-radius: 50%; background: var(--black);
  color: var(--white); display: flex; align-items: center; justify-content: center;
  font-size: 0.85rem; font-weight: 600; flex-shrink: 0;
}
.tryon-step-label { font-size: 0.82rem; font-weight: 500; }
.tryon-step-connector {
  width: 40px; height: 1px; background: var(--border); margin: 0 8px;
  align-self: center;
}
.tryon-main { padding: 60px 0; }
.tryon-layout {
  display: grid; grid-template-columns: 1fr 380px; gap: 40px; align-items: start;
}
.tryon-canvas-area {
  background: var(--cream); position: relative;
}
.tryon-canvas-placeholder {
  aspect-ratio: 4/5; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 16px;
  color: var(--text-light);
}
.tryon-canvas-placeholder-icon { font-size: 4rem; opacity: 0.3; }
.tryon-canvas-placeholder p { font-size: 0.9rem; }
#tryon-canvas { display: block; width: 100%; height: auto; }
#tryon-image { display: none; }
.tryon-canvas-uploading {
  position: absolute; inset: 0; background: rgba(255,255,255,0.85);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 16px; z-index: 10;
}
.spinner {
  width: 40px; height: 40px; border: 3px solid var(--border);
  border-top-color: var(--black); border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.tryon-upload-zone {
  border: 2px dashed var(--border); padding: 40px 24px; text-align: center;
  cursor: pointer; transition: all 0.2s; background: var(--white);
  border-radius: var(--radius-lg); margin-bottom: 24px;
}
.tryon-upload-zone:hover { border-color: var(--black); background: var(--cream); }
.tryon-upload-zone.dragover { border-color: var(--gold); background: rgba(184,150,92,0.05); }
.tryon-upload-icon { font-size: 2.5rem; margin-bottom: 12px; opacity: 0.5; }
.tryon-upload-text { font-size: 0.9rem; font-weight: 500; margin-bottom: 4px; }
.tryon-upload-note { font-size: 0.78rem; color: var(--text-light); }
.tryon-panel-title {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 16px; margin-top: 24px;
}
.tryon-glasses-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px;
}
.tryon-glasses-item {
  border: 2px solid transparent; cursor: pointer; background: var(--cream);
  transition: all 0.2s; padding: 4px; position: relative;
}
.tryon-glasses-item:hover { border-color: var(--border); }
.tryon-glasses-item.selected { border-color: var(--black); }
.tryon-glasses-item img { width: 100%; height: 70px; object-fit: cover; }
.tryon-glasses-name { font-size: 0.72rem; text-align: center; padding: 6px 4px 8px; font-weight: 500; }
.tryon-glasses-price { font-size: 0.7rem; text-align: center; color: var(--text-secondary); padding-bottom: 6px; }
.tryon-result-actions {
  display: flex; gap: 10px; margin-top: 16px; flex-wrap: wrap;
}
.tryon-ai-badge {
  display: inline-flex; align-items: center; gap: 8px; background: var(--black);
  color: var(--white); padding: 8px 16px; font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.08em; margin-bottom: 16px;
}
.tryon-ai-badge-dot { width: 8px; height: 8px; background: #22c55e; border-radius: 50%; }

/* ======================== CART PAGE ======================== */
.cart-page { padding: 60px 0 80px; }
.cart-page-title { font-size: 2rem; margin-bottom: 48px; }
.cart-page-grid { display: grid; grid-template-columns: 1fr 360px; gap: 48px; align-items: start; }
.cart-table { width: 100%; border-collapse: collapse; }
.cart-table th {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-secondary); padding: 0 0 16px; border-bottom: 1px solid var(--border);
  text-align: left;
}
.cart-table th:last-child { text-align: right; }
.cart-table-row td { padding: 24px 0; border-bottom: 1px solid var(--border); vertical-align: top; }
.cart-table-product { display: flex; gap: 20px; align-items: flex-start; }
.cart-table-img-wrap { width: 100px; height: 120px; flex-shrink: 0; overflow: hidden; background: var(--cream); }
.cart-table-img-wrap img { width: 100%; height: 100%; object-fit: cover; }
.cart-table-details { }
.cart-table-name { font-size: 0.95rem; font-weight: 500; margin-bottom: 4px; }
.cart-table-variant { font-size: 0.82rem; color: var(--text-secondary); margin-bottom: 12px; }
.cart-table-remove { font-size: 0.78rem; color: var(--text-light); text-decoration: underline; cursor: pointer; }
.cart-qty { display: flex; align-items: center; gap: 12px; }
.cart-qty-btn {
  width: 30px; height: 30px; border: 1px solid var(--border); background: none;
  cursor: pointer; font-size: 1rem; display: flex; align-items: center; justify-content: center;
  transition: all 0.2s;
}
.cart-qty-btn:hover { background: var(--black); color: var(--white); border-color: var(--black); }
.order-summary {
  border: 1px solid var(--border); padding: 28px;
  position: sticky; top: calc(var(--header-height) + 24px);
}
.order-summary h3 {
  font-family: var(--font-sans); font-size: 0.8rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 24px;
}
.order-summary-row {
  display: flex; justify-content: space-between; font-size: 0.9rem;
  padding: 10px 0; border-bottom: 1px solid var(--border);
}
.order-summary-row:last-of-type { border-bottom: none; }
.order-summary-row.total { font-weight: 600; font-size: 1rem; padding-top: 16px; }
.order-summary-promo { margin-top: 16px; margin-bottom: 20px; }
.promo-input-group { display: flex; gap: 0; }
.promo-input {
  flex: 1; border: 1px solid var(--border); padding: 10px 14px; font-size: 0.85rem; outline: none;
}
.promo-apply {
  padding: 10px 18px; background: var(--black); color: var(--white);
  border: 1px solid var(--black); font-size: 0.82rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; transition: all 0.2s;
}
.promo-apply:hover { background: #333; }

/* ======================== ACCOUNT & AUTH PAGES ======================== */
.auth-page { min-height: 80vh; display: flex; align-items: center; justify-content: center; padding: 60px 24px; }
.auth-card { width: 100%; max-width: 440px; }
.auth-tabs { display: flex; border-bottom: 1px solid var(--border); margin-bottom: 36px; }
.auth-tab-btn {
  flex: 1; padding: 14px; text-align: center; font-size: 0.85rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer;
  border-bottom: 2px solid transparent; margin-bottom: -1px; transition: all 0.2s;
  background: none; border: none; border-bottom: 2px solid transparent; color: var(--text-secondary);
}
.auth-tab-btn.active { color: var(--black); border-bottom-color: var(--black); }
.auth-form { display: none; flex-direction: column; gap: 16px; }
.auth-form.active { display: flex; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; }
.form-input {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); font-size: 0.9rem;
  outline: none; transition: border-color 0.2s; font-family: inherit;
}
.form-input:focus { border-color: var(--black); }
.form-input.error { border-color: var(--error); }
.form-error { font-size: 0.78rem; color: var(--error); }
.form-note { font-size: 0.78rem; color: var(--text-secondary); }
.form-note a { text-decoration: underline; }
.account-page { padding: 48px 0 80px; }
.account-grid { display: grid; grid-template-columns: 260px 1fr; gap: 48px; }
.account-nav { }
.account-nav-item {
  display: block; padding: 12px 16px; font-size: 0.88rem; border-bottom: 1px solid var(--border);
  color: var(--text-secondary); transition: all 0.2s;
}
.account-nav-item:hover, .account-nav-item.active { color: var(--black); background: var(--cream); }
.account-section-title {
  font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--text-secondary); margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.orders-table { width: 100%; border-collapse: collapse; }
.orders-table th {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--text-secondary); padding: 0 0 12px; text-align: left; border-bottom: 1px solid var(--border);
}
.orders-table td { padding: 16px 0; border-bottom: 1px solid var(--border); font-size: 0.88rem; }
.order-status {
  display: inline-block; padding: 3px 10px; font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.order-status.delivered { background: rgba(39,174,96,0.1); color: var(--success); }
.order-status.processing { background: rgba(184,150,92,0.15); color: var(--gold-dark); }
.order-status.shipped { background: rgba(26,26,26,0.08); color: var(--text-secondary); }

/* ======================== CHECKOUT ======================== */
.checkout-page { padding: 48px 0 80px; }
.checkout-grid { display: grid; grid-template-columns: 1fr 420px; gap: 60px; align-items: start; }
.checkout-form-section { margin-bottom: 36px; }
.checkout-section-title {
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  margin-bottom: 20px; padding-bottom: 12px; border-bottom: 1px solid var(--border);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.checkout-summary { background: var(--cream); padding: 32px; position: sticky; top: calc(var(--header-height) + 24px); }

/* ======================== COOKIE BANNER ======================== */
.cookie-banner {
  position: fixed; bottom: 0; left: 0; right: 0; background: var(--black);
  color: var(--white); padding: 20px 24px; z-index: 500;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap; transform: translateY(100%); transition: transform 0.4s ease;
}
.cookie-banner.visible { transform: translateY(0); }
.cookie-banner p { font-size: 0.82rem; color: rgba(255,255,255,0.8); max-width: 700px; }
.cookie-banner p a { color: var(--white); text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; flex-shrink: 0; }
.cookie-accept { background: var(--white); color: var(--black); padding: 9px 22px; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.06em; text-transform: uppercase; cursor: pointer; border: none; transition: all 0.2s; }
.cookie-accept:hover { background: var(--gold); color: var(--white); }
.cookie-decline { background: transparent; color: rgba(255,255,255,0.6); padding: 9px 16px; font-size: 0.8rem; cursor: pointer; border: 1px solid rgba(255,255,255,0.3); text-transform: uppercase; letter-spacing: 0.06em; transition: all 0.2s; }
.cookie-decline:hover { border-color: var(--white); color: var(--white); }

/* ======================== TOAST NOTIFICATIONS ======================== */
.toast-container { position: fixed; top: 80px; right: 24px; z-index: 300; display: flex; flex-direction: column; gap: 10px; }
.toast {
  background: var(--black); color: var(--white); padding: 14px 20px;
  font-size: 0.85rem; font-weight: 500; min-width: 260px; max-width: 360px;
  display: flex; align-items: center; gap: 12px; box-shadow: var(--shadow-lg);
  transform: translateX(120%); transition: transform 0.3s ease; pointer-events: none;
}
.toast.show { transform: translateX(0); }
.toast.success { background: var(--success); }
.toast.error { background: var(--error); }
.toast-icon { font-size: 1.1rem; }

/* ======================== LOADING SKELETON ======================== */
.skeleton { background: linear-gradient(90deg, var(--light-gray) 25%, var(--border) 50%, var(--light-gray) 75%); background-size: 200% 100%; animation: skeleton-loading 1.4s infinite; }
@keyframes skeleton-loading { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ======================== PAGINATION ======================== */
.pagination { display: flex; align-items: center; justify-content: center; gap: 6px; padding: 48px 0 0; }
.page-btn { width: 38px; height: 38px; display: flex; align-items: center; justify-content: center; border: 1px solid var(--border); font-size: 0.85rem; cursor: pointer; transition: all 0.2s; background: var(--white); }
.page-btn:hover, .page-btn.active { background: var(--black); color: var(--white); border-color: var(--black); }
.page-btn.next, .page-btn.prev { width: auto; padding: 0 16px; gap: 6px; font-size: 0.8rem; font-weight: 500; letter-spacing: 0.06em; text-transform: uppercase; }

/* ======================== BACK TO TOP ======================== */
.back-to-top {
  position: fixed; bottom: 28px; right: 28px; z-index: 100;
  width: 44px; height: 44px; background: var(--black); color: var(--white);
  display: flex; align-items: center; justify-content: center; cursor: pointer;
  opacity: 0; visibility: hidden; transition: all 0.3s; border: none;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--gold); }

/* ======================== RESPONSIVE ======================== */
@media (max-width: 1200px) {
  .product-grid { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .product-page { grid-template-columns: 1fr 420px; gap: 32px; }
}

@media (max-width: 992px) {
  :root { --header-height: 60px; }
  .header-inner { grid-template-columns: auto 1fr auto; padding: 0 16px; }
  .header-logo { text-align: left; grid-column: unset; order: 2; width: 100%; text-align: center; }
  .header-nav { display: none; }
  .hamburger { display: flex; order: 1; }
  .mobile-menu { display: block; }
  .header-actions { order: 3; }
  .header-action-btn span:not(.cart-count) { display: none; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .split-hero { grid-template-columns: 1fr; }
  .split-hero-card { height: 60vw; max-height: 480px; }
  .editorial-grid { grid-template-columns: 1fr; }
  .editorial-media { height: 300px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .tryon-layout { grid-template-columns: 1fr; }
  .cart-page-grid { grid-template-columns: 1fr; }
  .checkout-grid { grid-template-columns: 1fr; }
  .account-grid { grid-template-columns: 1fr; }
  .product-page { grid-template-columns: 1fr; gap: 32px; }
  .product-info { position: static; }
  .recommended-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-content { padding: 32px 32px 48px; }
}

@media (max-width: 640px) {
  .container { padding: 0 16px; }
  .hero { height: 550px; }
  .hero-content { padding: 24px 20px 36px; }
  .product-grid { gap: 16px; }
  .section { padding: 48px 0; }
  .features-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-brand-desc { display: none; }
  .tryon-glasses-grid { grid-template-columns: repeat(3, 1fr); }
  .newsletter-form { flex-direction: column; }
  .newsletter-btn { padding: 14px; }
  .cart-page-grid, .checkout-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .mega-menu { display: none; }
  .product-tabs { overflow-x: auto; }
}

/* ======================== INFINITE PRODUCT STRIP ======================== */
.ps-section {
  padding: 72px 0 60px;
  background: #fff;
}
.ps-hdr {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 36px;
}
.ps-eyebrow {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 600;
  margin-bottom: 6px;
}
.ps-outer {
  overflow: hidden;
}
.ps-track {
  display: flex;
  gap: 20px;
  width: max-content;
  animation: psRoll 60s linear infinite;
  will-change: transform;
  padding-bottom: 8px;
}
.ps-track:hover { animation-play-state: paused; }
@keyframes psRoll {
  from { transform: translateX(0); }
  to   { transform: translateX(var(--ps-half, -50%)); }
}
.ps-card {
  flex: 0 0 320px;
  text-decoration: none;
  color: inherit;
  display: block;
}
.ps-card-img {
  background: #f5f4f2;
  border-radius: 14px;
  aspect-ratio: 1 / 1;
  overflow: hidden;
}
.ps-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}
.ps-card:hover .ps-card-img img { transform: scale(1.05); }
.ps-card-body { padding: 12px 2px 0; }
.ps-card-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 8px;
}
.ps-card-name { font-size: 0.95rem; font-weight: 600; }
.ps-card-price { font-size: 0.85rem; color: #888; white-space: nowrap; }
.ps-card-colors { display: flex; gap: 5px; margin-top: 7px; }
.ps-cdot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,.12);
}
@media (max-width: 640px) {
  .ps-card { flex: 0 0 240px; }
  .ps-hdr { flex-direction: column; gap: 12px; align-items: flex-start; }
}