/* ============================================
   ROOT & RESET
============================================ */
:root {
  --black: #0a0a0a;
  --white: #fafafa;
  --off-white: #f4f4f2;
  --light-gray: #e8e8e6;
  --mid-gray: #c0c0bc;
  --dark-gray: #5a5a56;
  --border: 1px solid #d8d8d4;
  --border-dark: 1px solid #0a0a0a;
}


a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
button, .btn {
  font-family: 'Montserrat', sans-serif;
  cursor: pointer;
  border: none;
  outline: none;
}

/* ============================================
   UTILITY
============================================ */
.section-label {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 12px;
  display: block;
}

.tag {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  padding: 5px 12px;
  border: var(--border-dark);
}

/* ============================================
   01. ANNOUNCEMENT BAR
============================================ */
.announcement-bar {
  background: var(--black);
  color: var(--white);
  padding: 10px 0;
  overflow: hidden;
}
.announce-track {
  display: flex;
  gap: 60px;
  animation: marquee 28s linear infinite;
  white-space: nowrap;
}
.announce-track span {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  flex-shrink: 0;
}
@keyframes marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ============================================
   02. NAVIGATION
============================================ */
.nav-wrapper {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: var(--border);
}
nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 48px;
  height: 70px;
}
.nav-logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-transform: uppercase;
}
.nav-logo span { font-weight: 200; }
.nav-links {
  display: flex;
  gap: 36px;
  list-style: none;
}
.nav-links a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: opacity 0.2s;
}
.nav-links a:hover { opacity: 0.5; }
.nav-actions {
  display: flex;
  gap: 24px;
  align-items: center;
}
.nav-actions a {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.cart-btn {
  background: var(--black);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 10px 22px;
  transition: background 0.2s;
}
.cart-btn:hover { background: #333; }

/* ============================================
   03. HERO SECTION
============================================ */
.hero {
  min-height: calc(100vh - 110px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--off-white);
  overflow: hidden;
  position: relative;
}
.hero-left {
  padding: 80px 60px 80px 80px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.hero-left .section-label { margin-bottom: 28px; }
.hero-headline {
  font-size: clamp(52px, 5vw, 88px);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  margin-bottom: 32px;
}
.hero-headline em {
  font-style: italic;
  font-weight: 200;
  display: block;
}
.hero-sub {
  font-size: 13px;
  font-weight: 400;
  line-height: 1.8;
  color: var(--dark-gray);
  max-width: 380px;
  margin-bottom: 44px;
}
.hero-ctas { display: flex; gap: 16px; align-items: center; }
.btn-primary {
  background: var(--black);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 16px 36px;
  transition: opacity 0.2s;
}
.btn-primary:hover { opacity: 0.8; }
.btn-outline {
  background: transparent;
  color: var(--black);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 14px 32px;
  border: var(--border-dark);
  transition: all 0.2s;
}
.btn-outline:hover { background: var(--black); color: var(--white); }
.hero-right {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.hero-visual {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #e8e8e6 0%, #d0d0cc 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 100px;
  min-height: 500px;
}
.hero-badge {
  position: absolute;
  bottom: 60px;
  right: 60px;
  width: 90px;
  height: 90px;
  border: var(--border-dark);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.5;
  background: var(--white);
}
.hero-stat-strip {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--white);
  border-top: var(--border);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.hero-stat {
  padding: 22px 32px;
  border-right: var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.hero-stat:last-child { border-right: none; }
.stat-num {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
}
.stat-label {
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dark-gray);
}

/* ============================================
   04. MARQUEE STRIP
============================================ */
.marquee-strip {
  background: var(--black);
  padding: 16px 0;
  overflow: hidden;
  border-top: var(--border-dark);
  border-bottom: var(--border-dark);
}
.marquee-inner {
  display: flex;
  gap: 48px;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}
.marquee-inner span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--white);
  flex-shrink: 0;
}
.marquee-inner .dot {
  color: var(--mid-gray);
  font-size: 18px;
  line-height: 0.7;
}

/* ============================================
   05. SHOP BY CONCERN
============================================ */
.section { padding: 100px 0; }
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 52px;
}
.section-title {
  font-size: clamp(32px, 3.5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
}
.section-title em {
  font-style: italic;
  font-weight: 200;
}
.view-all {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--black);
  padding-bottom: 3px;
  transition: opacity 0.2s;
}
.view-all:hover { opacity: 0.5; }
.concerns-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.concern-card {
  aspect-ratio: 3/4;
  background: var(--off-white);
  border: var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  padding: 24px 16px;
  cursor: pointer;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}
.concern-card:hover { background: var(--black); }
.concern-card:hover .concern-name { color: var(--white); }
.concern-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -60%);
  font-size: 40px;
  opacity: 0.15;
}
.concern-name {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-align: center;
  transition: color 0.3s;
}

/* ============================================
   06. BEST SELLERS
============================================ */
.bestsellers { background: var(--off-white); }
.product-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.product-card {
  background: var(--white);
  cursor: pointer;
  transition: transform 0.3s;
  position: relative;
}
.product-card:hover { transform: translateY(-4px); }
.product-img {
  aspect-ratio: 1;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 60px;
  position: relative;
  overflow: hidden;
}
.product-badge-wrap {
  position: absolute;
  top: 14px;
  left: 14px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.badge {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 4px 10px;
  background: var(--black);
  color: var(--white);
}
.badge.new { background: var(--white); color: var(--black); border: var(--border-dark); }
.wishlist-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 34px;
  height: 34px;
  background: var(--white);
  border: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}
.product-card:hover .wishlist-btn { opacity: 1; }
.product-info { padding: 18px 16px; }
.product-brand {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 6px;
}
.product-name {
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 8px;
}
.product-rating {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}
.stars { font-size: 10px; letter-spacing: 2px; }
.rating-count { font-size: 9px; color: var(--dark-gray); font-weight: 500; }
.product-price {
  display: flex;
  align-items: center;
  gap: 10px;
}
.price-current {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
}
.price-original {
  font-size: 12px;
  font-weight: 400;
  color: var(--dark-gray);
  text-decoration: line-through;
}
.price-off {
  font-size: 9px;
  font-weight: 700;
  color: var(--black);
  background: var(--light-gray);
  padding: 2px 7px;
}
.add-to-cart {
  width: 100%;
  padding: 12px;
  background: var(--black);
  color: var(--white);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 14px;
  transition: opacity 0.2s;
}
.add-to-cart:hover { opacity: 0.8; }

/* ============================================
   07. BRAND MANIFESTO
============================================ */
.manifesto {
  padding: 140px 0;
  text-align: center;
  background: var(--white);
  border-top: var(--border);
  border-bottom: var(--border);
}
.manifesto-text {
  font-size: clamp(28px, 4vw, 64px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1.05;
  max-width: 1000px;
  margin: 0 auto;
}
.manifesto-text em {
  font-style: italic;
  font-weight: 200;
}
.manifesto-sub {
  font-size: 13px;
  font-weight: 400;
  color: var(--dark-gray);
  margin-top: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.8;
}

/* ============================================
   08. CATEGORIES
============================================ */
.categories-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 2px;
  background: var(--black);
}
.cat-block {
  background: var(--off-white);
  padding: 48px 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 260px;
  cursor: pointer;
  transition: background 0.3s;
  position: relative;
  overflow: hidden;
}
.cat-block:hover { background: var(--light-gray); }
.cat-block.featured { min-height: 540px; justify-content: flex-end; }
.cat-block.featured .cat-visual {
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  display: flex; align-items: center; justify-content: center;
  font-size: 120px;
  opacity: 0.08;
}
.cat-name {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  line-height: 1;
}
.cat-count {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-top: 8px;
}
.cat-arrow {
  font-size: 22px;
  align-self: flex-end;
}

/* ============================================
   09. INGREDIENT SPOTLIGHT
============================================ */
.ingredients { background: var(--black); color: var(--white); padding: 120px 0; }
.ingredients .section-label { color: var(--mid-gray); }
.ingredients .section-title { color: var(--white); }
.ingredients .view-all { color: var(--white); border-color: var(--white); }
.ingr-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1px;
  background: #222;
  margin-top: 52px;
}
.ingr-card {
  background: var(--black);
  padding: 40px 28px;
  border: 1px solid #1e1e1e;
  cursor: pointer;
  transition: background 0.3s;
}
.ingr-card:hover { background: #141414; }
.ingr-icon { font-size: 36px; margin-bottom: 24px; }
.ingr-name {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  color: var(--white);
}
.ingr-desc {
  font-size: 11px;
  color: #777;
  line-height: 1.7;
  font-weight: 400;
}

/* ============================================
   10. SKIN QUIZ CTA
============================================ */
.quiz-cta {
  background: var(--off-white);
  border-top: var(--border);
  border-bottom: var(--border);
}
.quiz-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 480px;
}
.quiz-content {
  padding: 80px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: var(--border);
}
.quiz-title {
  font-size: clamp(36px, 3.5vw, 58px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 20px;
}
.quiz-title em { font-style: italic; font-weight: 200; }
.quiz-desc {
  font-size: 13px;
  color: var(--dark-gray);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 380px;
}
.quiz-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 120px;
  background: var(--light-gray);
}
.quiz-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}
.quiz-step {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  font-weight: 500;
}
.step-num {
  width: 28px;
  height: 28px;
  border: var(--border-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  flex-shrink: 0;
}

/* ============================================
   11. NEW ARRIVALS
============================================ */
.new-arrivals { padding: 100px 0; }
.scroll-row {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  padding-bottom: 12px;
  scrollbar-width: none;
  cursor: grab;
}
.scroll-row::-webkit-scrollbar { display: none; }
.scroll-card {
  flex-shrink: 0;
  width: 280px;
  background: var(--off-white);
  border: var(--border);
}
.scroll-card-img {
  height: 240px;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
}
.scroll-card-info { padding: 16px 18px; }
.scroll-card-name { font-size: 13px; font-weight: 600; margin-bottom: 8px; }
.scroll-card-price { font-size: 14px; font-weight: 700; }

/* ============================================
   12. HOW IT WORKS
============================================ */
.how-it-works {
  background: var(--white);
  border-top: var(--border);
  padding: 100px 0;
}
.steps-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 52px;
}
.step-block {
  padding: 40px 32px;
  border-right: var(--border);
  position: relative;
}
.step-block:last-child { border-right: none; }
.step-number {
  font-size: 72px;
  font-weight: 800;
  letter-spacing: -0.06em;
  color: var(--light-gray);
  line-height: 0.8;
  margin-bottom: 28px;
}
.step-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.step-desc {
  font-size: 12px;
  color: var(--dark-gray);
  line-height: 1.8;
}

/* ============================================
   13. TESTIMONIALS
============================================ */
.testimonials { background: var(--off-white); padding: 100px 0; }
.reviews-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  margin-top: 52px;
}
.review-card {
  background: var(--white);
  padding: 40px 36px;
  position: relative;
}
.review-stars { font-size: 14px; letter-spacing: 3px; margin-bottom: 20px; }
.review-text {
  font-size: 14px;
  font-weight: 400;
  line-height: 1.8;
  margin-bottom: 28px;
  color: var(--black);
}
.reviewer-info { display: flex; align-items: center; gap: 14px; }
.reviewer-avatar {
  width: 40px;
  height: 40px;
  background: var(--light-gray);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  font-weight: 700;
  flex-shrink: 0;
}
.reviewer-name {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.reviewer-skin {
  font-size: 10px;
  color: var(--dark-gray);
  font-weight: 400;
  margin-top: 2px;
}
.verified-badge {
  position: absolute;
  top: 28px;
  right: 28px;
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--dark-gray);
}

/* ============================================
   14. BEFORE / AFTER
============================================ */
.before-after {
  padding: 100px 0;
  border-top: var(--border);
}
.ba-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 52px;
}
.ba-card { border: var(--border); overflow: hidden; }
.ba-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--mid-gray);
}
.ba-img {
  aspect-ratio: 1;
  background: var(--light-gray);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 36px;
  position: relative;
}
.ba-label {
  position: absolute;
  bottom: 8px;
  left: 8px;
  font-size: 7px;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 3px 7px;
  background: rgba(255,255,255,0.9);
  color: var(--black);
}
.ba-info { padding: 20px; }
.ba-product { font-size: 11px; font-weight: 700; margin-bottom: 6px; }
.ba-weeks { font-size: 10px; color: var(--dark-gray); font-weight: 500; }

/* ============================================
   15. BUNDLES
============================================ */
.bundles { background: var(--black); padding: 100px 0; color: var(--white); }
.bundles .section-title { color: var(--white); }
.bundles .section-label { color: var(--mid-gray); }
.bundles .view-all { color: var(--white); border-color: var(--white); }
.bundles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  margin-top: 52px;
  background: #1a1a1a;
}
.bundle-card {
  background: #0d0d0d;
  padding: 40px 36px;
  cursor: pointer;
  transition: background 0.3s;
  border: 1px solid #1a1a1a;
}
.bundle-card:hover { background: #141414; }
.bundle-visual {
  height: 160px;
  background: #1a1a1a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 52px;
  margin-bottom: 28px;
  gap: 8px;
}
.bundle-name {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--white);
}
.bundle-items {
  font-size: 10px;
  color: #666;
  font-weight: 500;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}
.bundle-price-row {
  display: flex;
  align-items: center;
  gap: 14px;
}
.bundle-price {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--white);
}
.bundle-save {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--mid-gray);
  background: #1e1e1e;
  padding: 4px 10px;
}

/* ============================================
   16. ROUTINE BUILDER
============================================ */
.routine { padding: 100px 0; background: var(--off-white); border-top: var(--border); }
.routine-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 40px;
  border-bottom: var(--border);
}
.routine-tab {
  padding: 14px 36px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
}
.routine-tab.active {
  border-bottom-color: var(--black);
}
.routine-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
.routine-step {
  background: var(--white);
  border: var(--border);
  padding: 28px 20px;
  text-align: center;
}
.routine-step-num {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 16px;
}
.routine-step-icon {
  font-size: 36px;
  margin-bottom: 16px;
}
.routine-step-name {
  font-size: 12px;
  font-weight: 700;
  margin-bottom: 6px;
}
.routine-step-type {
  font-size: 10px;
  color: var(--dark-gray);
  font-weight: 500;
}

/* ============================================
   17. AS SEEN IN
============================================ */
.press {
  padding: 72px 0;
  border-top: var(--border);
  border-bottom: var(--border);
}
.press-label {
  text-align: center;
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 40px;
}
.press-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 60px;
  flex-wrap: wrap;
}
.press-logo {
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--light-gray);
  transition: color 0.2s;
}
.press-logo:hover { color: var(--black); }

/* ============================================
   18. SCIENCE SECTION
============================================ */
.science {
  padding: 100px 0;
  background: var(--white);
}
.science-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.science-visual {
  background: var(--off-white);
  border: var(--border);
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 100px;
  position: relative;
}
.science-watermark {
  position: absolute;
  top: 24px;
  left: 24px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--mid-gray);
}
.science-content {}
.science-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 48px;
}
.science-stat {
  border: var(--border);
  padding: 24px;
}
.science-stat-num {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.04em;
  margin-bottom: 6px;
}
.science-stat-label {
  font-size: 10px;
  color: var(--dark-gray);
  font-weight: 500;
  letter-spacing: 0.1em;
  line-height: 1.5;
}

/* ============================================
   19. LIMITED EDITION
============================================ */
.limited {
  background: var(--black);
  color: var(--white);
  padding: 100px 0;
}
.limited-inner {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 0;
  background: #111;
}
.limited-content {
  padding: 72px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid #222;
}
.limited-tag {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 6px 14px;
  border: 1px solid #333;
  color: var(--mid-gray);
  margin-bottom: 28px;
}
.limited-title {
  font-size: clamp(36px, 3.5vw, 60px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--white);
  margin-bottom: 20px;
}
.limited-title em { font-style: italic; font-weight: 200; }
.limited-desc {
  font-size: 12px;
  color: #666;
  line-height: 1.8;
  margin-bottom: 40px;
}
.countdown {
  display: flex;
  gap: 20px;
  margin-bottom: 40px;
}
.countdown-unit {
  text-align: center;
}
.countdown-num {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--white);
  display: block;
  line-height: 1;
}
.countdown-label {
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: #555;
  margin-top: 4px;
}
.countdown-sep {
  font-size: 36px;
  font-weight: 700;
  color: #333;
  padding-top: 4px;
}
.limited-visual {
  background: #0d0d0d;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 100px;
  padding: 60px;
}
.btn-primary-inv {
  background: var(--white);
  color: var(--black);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 16px 36px;
  transition: opacity 0.2s;
  display: inline-block;
  cursor: pointer;
  border: none;
  font-family: 'Montserrat', sans-serif;
}
.btn-primary-inv:hover { opacity: 0.85; }

/* ============================================
   20. UGC / COMMUNITY
============================================ */
.ugc { padding: 100px 0; border-top: var(--border); }
.ugc-subtitle {
  font-size: 13px;
  color: var(--dark-gray);
  max-width: 480px;
  line-height: 1.8;
}
.ugc-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
  margin-top: 48px;
}
.ugc-item {
  aspect-ratio: 1;
  background: var(--off-white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  cursor: pointer;
  transition: opacity 0.2s;
  position: relative;
  overflow: hidden;
  border: var(--border);
}
.ugc-item:hover { opacity: 0.8; }
.ugc-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: rgba(10,10,10,0.85);
  color: var(--white);
  padding: 12px;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.1em;
  transform: translateY(100%);
  transition: transform 0.2s;
}
.ugc-item:hover .ugc-overlay { transform: translateY(0); }

/* ============================================
   21. LOYALTY PROGRAM
============================================ */
.loyalty {
  background: var(--off-white);
  padding: 100px 0;
  border-top: var(--border);
}
.loyalty-inner {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  align-items: center;
}
.loyalty-tiers {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
}
.loyalty-tier {
  background: var(--white);
  padding: 36px 24px;
  text-align: center;
}
.tier-icon { font-size: 32px; margin-bottom: 16px; }
.tier-name {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.tier-points {
  font-size: 9px;
  color: var(--dark-gray);
  font-weight: 500;
  letter-spacing: 0.1em;
}
.loyalty-perks {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}
.loyalty-perk {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.perk-icon {
  width: 36px;
  height: 36px;
  background: var(--black);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}
.perk-title { font-size: 13px; font-weight: 700; margin-bottom: 4px; }
.perk-desc { font-size: 11px; color: var(--dark-gray); line-height: 1.6; }

/* ============================================
   22. BLOG / ARTICLES
============================================ */
.blog { padding: 100px 0; border-top: var(--border); }
.blog-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 24px;
  margin-top: 52px;
}
.blog-card {
  cursor: pointer;
  transition: opacity 0.2s;
}
.blog-card:hover { opacity: 0.8; }
.blog-img {
  background: var(--off-white);
  border: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 50px;
  margin-bottom: 20px;
  aspect-ratio: 16/10;
}
.blog-card.featured .blog-img { aspect-ratio: 16/9; font-size: 80px; }
.blog-category {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--dark-gray);
  margin-bottom: 10px;
}
.blog-title {
  font-size: 16px;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.4;
  margin-bottom: 10px;
}
.blog-card.featured .blog-title { font-size: 22px; }
.blog-meta {
  font-size: 10px;
  color: var(--dark-gray);
  font-weight: 400;
}

/* ============================================
   23. DERMATOLOGIST SECTION
============================================ */
.derm {
  background: var(--black);
  color: var(--white);
  padding: 100px 0;
}
.derm-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.derm-visual {
  background: #111;
  border: 1px solid #222;
  height: 460px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
  position: relative;
}
.derm-content .section-label { color: var(--mid-gray); }
.derm-title {
  font-size: clamp(32px, 3.5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--white);
  margin-bottom: 20px;
}
.derm-title em { font-style: italic; font-weight: 200; }
.derm-desc { font-size: 13px; color: #666; line-height: 1.8; margin-bottom: 32px; }
.derm-quote {
  border-left: 2px solid #333;
  padding-left: 20px;
  font-size: 14px;
  font-style: italic;
  color: #aaa;
  line-height: 1.7;
  margin-bottom: 32px;
}

/* ============================================
   24. CERTIFICATIONS
============================================ */
.certifications {
  padding: 72px 0;
  border-top: var(--border);
  border-bottom: var(--border);
  background: var(--white);
}
.cert-row {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
}
.cert-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}
.cert-icon {
  width: 60px;
  height: 60px;
  background: var(--off-white);
  border: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
}
.cert-label {
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--dark-gray);
  text-align: center;
}

/* ============================================
   25. FREE SAMPLE
============================================ */
.free-sample {
  background: var(--off-white);
  padding: 80px 0;
  border-bottom: var(--border);
}
.sample-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
}
.sample-left {
  display: flex;
  align-items: center;
  gap: 28px;
}
.sample-icon {
  font-size: 52px;
  flex-shrink: 0;
}
.sample-title {
  font-size: clamp(24px, 2.5vw, 36px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 8px;
}
.sample-desc {
  font-size: 12px;
  color: var(--dark-gray);
  max-width: 400px;
  line-height: 1.7;
}

/* ============================================
   26. TRENDING
============================================ */
.trending { padding: 100px 0; border-top: var(--border); }
.trending-list {
  margin-top: 52px;
  border-top: var(--border);
}
.trending-item {
  display: grid;
  grid-template-columns: 60px 1fr auto auto;
  align-items: center;
  gap: 32px;
  padding: 22px 0;
  border-bottom: var(--border);
  cursor: pointer;
  transition: background 0.2s;
}
.trending-item:hover { background: var(--off-white); padding-left: 16px; padding-right: 16px; }
.trending-rank {
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--light-gray);
}
.trending-info { flex: 1; }
.trending-name { font-size: 14px; font-weight: 700; margin-bottom: 4px; }
.trending-type { font-size: 10px; color: var(--dark-gray); font-weight: 500; letter-spacing: 0.1em; }
.trending-price { font-size: 16px; font-weight: 700; }
.trending-arrow { font-size: 18px; color: var(--mid-gray); }

/* ============================================
   27. SUSTAINABILITY
============================================ */
.sustainability { background: var(--white); padding: 100px 0; border-top: var(--border); }
.sust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  margin-top: 52px;
}
.sust-card {
  background: var(--white);
  padding: 44px 32px;
}
.sust-num {
  font-size: 52px;
  font-weight: 800;
  letter-spacing: -0.05em;
  margin-bottom: 12px;
}
.sust-title { font-size: 14px; font-weight: 700; margin-bottom: 10px; }
.sust-desc { font-size: 11px; color: var(--dark-gray); line-height: 1.7; }

/* ============================================
   28. APP DOWNLOAD
============================================ */
.app-section {
  background: var(--off-white);
  padding: 100px 0;
  border-top: var(--border);
  border-bottom: var(--border);
}
.app-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  align-items: center;
}
.app-visual {
  background: var(--light-gray);
  border: var(--border);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 80px;
}
.app-title {
  font-size: clamp(32px, 3.5vw, 52px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 20px;
}
.app-title em { font-style: italic; font-weight: 200; }
.app-desc {
  font-size: 13px;
  color: var(--dark-gray);
  line-height: 1.8;
  margin-bottom: 36px;
}
.app-btns { display: flex; gap: 16px; }
.app-store-btn {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 24px;
  border: var(--border-dark);
  background: var(--black);
  color: var(--white);
  transition: opacity 0.2s;
}
.app-store-btn:hover { opacity: 0.8; }
.app-store-btn .store-icon { font-size: 24px; }
.app-store-text .store-sub { font-size: 8px; font-weight: 400; letter-spacing: 0.1em; opacity: 0.7; }
.app-store-text .store-name { font-size: 13px; font-weight: 700; }
.app-features { display: flex; flex-direction: column; gap: 12px; margin-bottom: 32px; }
.app-feature { display: flex; gap: 12px; align-items: center; font-size: 12px; font-weight: 500; }
.app-feature-icon { font-size: 16px; }

/* ============================================
   29. STORE LOCATOR
============================================ */
.store-locator { padding: 100px 0; border-top: var(--border); }
.store-inner {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
  margin-top: 52px;
}
.store-search {
  display: flex;
  border: var(--border-dark);
  margin-bottom: 28px;
}
.store-search input {
  flex: 1;
  padding: 14px 18px;
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  border: none;
  outline: none;
  background: var(--white);
}
.store-search-btn {
  padding: 14px 22px;
  background: var(--black);
  color: var(--white);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.store-list { display: flex; flex-direction: column; gap: 2px; }
.store-item {
  padding: 20px;
  background: var(--off-white);
  border: var(--border);
  transition: background 0.2s;
  cursor: pointer;
}
.store-item:hover { background: var(--light-gray); }
.store-city { font-size: 13px; font-weight: 700; margin-bottom: 4px; }
.store-addr { font-size: 11px; color: var(--dark-gray); line-height: 1.6; }
.map-placeholder {
  background: var(--off-white);
  border: var(--border);
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}
.map-placeholder span { font-size: 52px; }
.map-placeholder p { font-size: 11px; color: var(--dark-gray); letter-spacing: 0.1em; }

/* ============================================
   30. FAQ
============================================ */
.faq { background: var(--off-white); padding: 100px 0; border-top: var(--border); }
.faq-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  margin-top: 52px;
}
.faq-list { display: flex; flex-direction: column; }
.faq-item { border-bottom: var(--border); }
.faq-question {
  padding: 20px 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.01em;
  gap: 20px;
}
.faq-icon { font-size: 18px; flex-shrink: 0; }
.faq-answer {
  font-size: 12px;
  color: var(--dark-gray);
  line-height: 1.8;
  padding-bottom: 20px;
  display: none;
}
.faq-item.open .faq-answer { display: block; }
.faq-cta {
  padding: 48px 40px;
  background: var(--white);
  border: var(--border);
  display: flex;
  flex-direction: column;
  gap: 20px;
  height: fit-content;
  align-self: start;
  position: sticky;
  top: 90px;
}
.faq-cta-title { font-size: 22px; font-weight: 800; letter-spacing: -0.03em; text-transform: uppercase; }
.faq-cta-desc { font-size: 12px; color: var(--dark-gray); line-height: 1.7; }

/* ============================================
   31. GIFT CARDS
============================================ */
.gift-cards { padding: 100px 0; border-top: var(--border); }
.gift-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.gift-cards-visual {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.gift-card-item {
  aspect-ratio: 16/10;
  background: var(--off-white);
  border: var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: background 0.2s;
  cursor: pointer;
}
.gift-card-item:hover { background: var(--black); color: var(--white); }
.gift-card-logo { font-size: 13px; font-weight: 800; letter-spacing: -0.02em; }
.gift-card-amount { font-size: 22px; font-weight: 800; letter-spacing: -0.03em; }

/* ============================================
   32. REFER A FRIEND
============================================ */
.refer {
  background: var(--black);
  color: var(--white);
  padding: 100px 0;
  text-align: center;
}
.refer .section-label { color: var(--mid-gray); display: block; text-align: center; margin-bottom: 24px; }
.refer-title {
  font-size: clamp(36px, 4vw, 72px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  color: var(--white);
  margin-bottom: 20px;
}
.refer-title em { font-style: italic; font-weight: 200; }
.refer-desc { font-size: 13px; color: #666; max-width: 480px; margin: 0 auto 48px; line-height: 1.8; }
.refer-code-box {
  display: inline-flex;
  align-items: center;
  gap: 0;
  border: 1px solid #333;
  margin-bottom: 36px;
}
.refer-code {
  padding: 16px 28px;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--white);
  border-right: 1px solid #333;
}
.copy-btn {
  background: #1a1a1a;
  color: var(--white);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 16px 24px;
  font-family: 'Montserrat', sans-serif;
  transition: background 0.2s;
}
.copy-btn:hover { background: #333; }
.refer-steps {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-top: 20px;
}
.refer-step { text-align: center; }
.refer-step-num {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.2em;
  color: #444;
  margin-bottom: 8px;
}
.refer-step-text {
  font-size: 11px;
  color: #777;
  font-weight: 500;
}

/* ============================================
   33. NEWSLETTER
============================================ */
.newsletter {
  padding: 100px 0;
  background: var(--white);
  border-top: var(--border);
  border-bottom: var(--border);
  text-align: center;
}
.newsletter-title {
  font-size: clamp(36px, 4vw, 64px);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 16px;
}
.newsletter-title em { font-style: italic; font-weight: 200; }
.newsletter-desc { font-size: 13px; color: var(--dark-gray); max-width: 400px; margin: 0 auto 40px; line-height: 1.8; }
.newsletter-form {
  display: flex;
  max-width: 480px;
  margin: 0 auto;
  border: var(--border-dark);
}
.newsletter-form input {
  flex: 1;
  padding: 16px 22px;
  font-family: 'Montserrat', sans-serif;
  font-size: 12px;
  border: none;
  outline: none;
  background: var(--white);
}
.newsletter-form input::placeholder { color: var(--mid-gray); }
.subscribe-btn {
  background: var(--black);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0 28px;
  font-family: 'Montserrat', sans-serif;
  transition: opacity 0.2s;
}
.subscribe-btn:hover { opacity: 0.8; }
.newsletter-note { font-size: 10px; color: var(--mid-gray); margin-top: 14px; }

/* ============================================
   34. SKINCARE TIPS TICKER
============================================ */
.tips-ticker {
  background: var(--off-white);
  border-top: var(--border);
  border-bottom: var(--border);
  padding: 14px 0;
  overflow: hidden;
}
.tips-track {
  display: flex;
  gap: 56px;
  animation: marquee 35s linear infinite;
  white-space: nowrap;
}
.tips-track span {
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.15em;
  color: var(--dark-gray);
  flex-shrink: 0;
}
.tips-track .tip-icon { color: var(--black); }

/* ============================================
   35. FOOTER
============================================ */
footer {
  background: var(--black);
  color: var(--white);
  padding-top: 80px;
}
.footer-main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 60px;
  padding-bottom: 60px;
  border-bottom: 1px solid #1e1e1e;
}
.footer-brand {}
.footer-logo {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.footer-logo span { font-weight: 200; }
.footer-tagline {
  font-size: 11px;
  color: #555;
  line-height: 1.7;
  max-width: 280px;
  margin-bottom: 28px;
}
.footer-social {
  display: flex;
  gap: 12px;
}
.social-btn {
  width: 36px;
  height: 36px;
  border: 1px solid #1e1e1e;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  cursor: pointer;
  transition: border-color 0.2s;
}
.social-btn:hover { border-color: #555; }
.footer-col h4 {
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: #555;
  margin-bottom: 20px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.footer-col a {
  font-size: 12px;
  font-weight: 400;
  color: #888;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 0;
}
.footer-copy { font-size: 10px; color: #444; font-weight: 400; }
.footer-legal { display: flex; gap: 28px; }
.footer-legal a { font-size: 10px; color: #444; transition: color 0.2s; }
.footer-legal a:hover { color: #888; }
.payment-icons {
  display: flex;
  gap: 8px;
}
.payment-icon {
  background: #1a1a1a;
  padding: 5px 10px;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: #666;
}

/* ============================================
   36. SCROLL TO TOP
============================================ */
.scroll-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 44px;
  height: 44px;
  background: var(--black);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.3s;
  z-index: 99;
  border: none;
}
.scroll-top.visible { opacity: 1; }

/* ============================================
   ANIMATIONS
============================================ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up {
  opacity: 0;
  animation: fadeUp 0.7s ease forwards;
}
.fade-up.d1 { animation-delay: 0.1s; }
.fade-up.d2 { animation-delay: 0.25s; }
.fade-up.d3 { animation-delay: 0.4s; }
.fade-up.d4 { animation-delay: 0.55s; }