/* ============================================
   GEMSTONA — Luxury Gemstone Website
   Static HTML/CSS/JS — No build required
   ============================================ */

:root {
  --emerald: #0F5B4D;
  --emerald-dark: #083C33;
  --emerald-light: #1A7A68;
  --ruby: #8B1E3F;
  --sapphire: #173B70;
  --gold: #C6A15B;
  --gold-light: #D4B87A;
  --ivory: #F8F5EF;
  --ivory-dark: #EDE8DF;
  --charcoal: #1D1D1B;
  --charcoal-light: #3A3A38;
  --white: #FFFFFF;
  --gray: #6B6B68;
  --gray-light: #A8A8A4;

  --font-serif: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --header-height: 80px;
  --header-height-scrolled: 64px;
  --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-fast: 0.25s ease;
  --max-width: 1400px;
  --section-padding: clamp(4rem, 8vw, 7rem);
  --content-padding: clamp(1.25rem, 4vw, 3rem);
}

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

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

body {
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.6;
  color: var(--charcoal);
  background-color: var(--ivory);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

::selection {
  background: var(--emerald);
  color: var(--white);
}

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 3px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding-left: var(--content-padding);
  padding-right: var(--content-padding);
}

.container--narrow {
  max-width: 900px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.heading-xl {
  font-size: clamp(2.75rem, 6vw, 5rem);
  line-height: 1.05;
}

.heading-lg {
  font-size: clamp(2rem, 4vw, 3.25rem);
}

.heading-md {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

.heading-sm {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
}

.text-label {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
}

.text-body {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--charcoal-light);
}

.text-body--lg {
  font-size: clamp(1.0625rem, 1.5vw, 1.1875rem);
  line-height: 1.8;
}

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

.section-header {
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-header .text-label {
  display: block;
  margin-bottom: 0.75rem;
}

.section-header p {
  max-width: 540px;
  margin-top: 1rem;
}

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

.section-header--center p {
  margin-left: auto;
  margin-right: auto;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9375rem 2rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: all var(--transition-fast);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--emerald);
  color: var(--white);
  border: 1px solid var(--emerald);
}

.btn--primary:hover {
  background: var(--emerald-dark);
  border-color: var(--emerald-dark);
}

.btn--secondary {
  background: transparent;
  color: var(--charcoal);
  border: 1px solid var(--charcoal);
}

.btn--secondary:hover {
  background: var(--charcoal);
  color: var(--white);
}

.btn--outline-light {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.5);
}

.btn--outline-light:hover {
  background: var(--white);
  color: var(--charcoal);
  border-color: var(--white);
}

.btn--gold {
  background: var(--gold);
  color: var(--white);
  border: 1px solid var(--gold);
}

.btn--gold:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
}

.btn--text {
  padding: 0;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--emerald);
  position: relative;
}

.btn--text::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--emerald);
  transition: width var(--transition-fast);
}

.btn--text:hover::after {
  width: 100%;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============================================
   HEADER
   ============================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--header-height);
  transition: height var(--transition), background var(--transition), box-shadow var(--transition);
}

.header--scrolled {
  height: var(--header-height-scrolled);
  background: rgba(248, 245, 239, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(29, 29, 27, 0.06);
}

.header--dark {
  background: transparent;
}

.header--dark.header--scrolled {
  background: rgba(8, 60, 51, 0.97);
}

.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--content-padding);
}

.logo {
  font-family: var(--font-serif);
  font-size: clamp(1.375rem, 2.5vw, 1.625rem);
  font-weight: 500;
  letter-spacing: 0.25em;
  color: var(--charcoal);
  transition: color var(--transition-fast);
}

.header--dark .logo {
  color: var(--white);
}

.header--dark.header--scrolled .logo {
  color: var(--white);
}

.nav {
  display: none;
}

.nav__list {
  display: flex;
  align-items: center;
  gap: clamp(1.5rem, 3vw, 2.5rem);
}

.nav__link {
  font-size: 0.75rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--charcoal);
  position: relative;
  padding: 0.25rem 0;
}

.header--dark .nav__link {
  color: rgba(255, 255, 255, 0.85);
}

.header--dark.header--scrolled .nav__link {
  color: rgba(255, 255, 255, 0.85);
}

.nav__link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 1px;
  background: currentColor;
  transition: width var(--transition-fast);
}

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

.nav__link--active {
  color: var(--emerald);
}

.header--dark .nav__link--active {
  color: var(--gold);
}

.header__actions {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.header__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--charcoal);
  transition: color var(--transition-fast), transform var(--transition-fast);
  position: relative;
}

.header--dark .header__icon {
  color: var(--white);
}

.header__icon:hover {
  color: var(--emerald);
}

.header--dark .header__icon:hover {
  color: var(--gold);
}

.header__icon svg {
  width: 20px;
  height: 20px;
}

.cart-count {
  position: absolute;
  top: 4px;
  right: 4px;
  min-width: 16px;
  height: 16px;
  padding: 0 4px;
  font-size: 0.625rem;
  font-weight: 600;
  line-height: 16px;
  text-align: center;
  background: var(--ruby);
  color: var(--white);
  border-radius: 50%;
  opacity: 0;
  transform: scale(0);
  transition: all var(--transition-fast);
}

.cart-count--visible {
  opacity: 1;
  transform: scale(1);
}

.header__search {
  display: none;
}

.hamburger {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
}

.hamburger__line {
  display: block;
  width: 100%;
  height: 1.5px;
  background: var(--charcoal);
  transition: all var(--transition-fast);
  transform-origin: center;
}

.header--dark .hamburger__line {
  background: var(--white);
}

.hamburger--active .hamburger__line:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.hamburger--active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.hamburger--active .hamburger__line:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* Mobile Navigation */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 999;
  background: var(--ivory);
  padding: calc(var(--header-height) + 2rem) var(--content-padding) 2rem;
  transform: translateX(100%);
  transition: transform var(--transition);
  overflow-y: auto;
}

.mobile-nav--open {
  transform: translateX(0);
}

.mobile-nav__list {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.mobile-nav__link {
  display: block;
  font-family: var(--font-serif);
  font-size: 2rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--ivory-dark);
  color: var(--charcoal);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.mobile-nav__link:hover {
  color: var(--emerald);
  padding-left: 0.5rem;
}

.mobile-nav__actions {
  margin-top: 2rem;
  display: flex;
  gap: 1.5rem;
}

@media (min-width: 1024px) {
  .nav { display: block; }
  .hamburger { display: none; }
  .header__search { display: flex; }
}

/* ============================================
   HERO
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  background: var(--emerald-dark);
  overflow: hidden;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: calc(var(--header-height) + 3rem) var(--content-padding) 4rem;
  color: var(--white);
}

.hero__label {
  margin-bottom: 1.5rem;
}

.hero__title {
  margin-bottom: 1.5rem;
  max-width: 12ch;
}

.hero__text {
  font-size: clamp(1rem, 1.5vw, 1.125rem);
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.75);
  max-width: 440px;
  margin-bottom: 2.5rem;
}

.hero__visual {
  position: relative;
  min-height: 50vh;
  overflow: hidden;
}

.hero__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  animation: heroKenBurns 20s ease-in-out infinite alternate;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(8, 60, 51, 0.3) 0%,
    rgba(8, 60, 51, 0.1) 50%,
    rgba(8, 60, 51, 0.5) 100%
  );
  z-index: 1;
}

.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  background: var(--gold);
  border-radius: 50%;
  opacity: 0;
  animation: floatParticle 8s ease-in-out infinite;
}

.particle:nth-child(1) { top: 20%; left: 15%; animation-delay: 0s; }
.particle:nth-child(2) { top: 60%; left: 80%; animation-delay: 2s; }
.particle:nth-child(3) { top: 40%; left: 50%; animation-delay: 4s; }
.particle:nth-child(4) { top: 75%; left: 30%; animation-delay: 1s; }
.particle:nth-child(5) { top: 30%; left: 70%; animation-delay: 3s; }

.hero__glow {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 161, 91, 0.15) 0%, transparent 70%);
  top: 20%;
  right: 10%;
  z-index: 1;
  animation: pulseGlow 6s ease-in-out infinite;
}

@media (min-width: 768px) {
  .hero {
    grid-template-columns: 1fr 1fr;
    min-height: 100vh;
  }

  .hero__visual {
    min-height: auto;
    position: absolute;
    inset: 0;
    left: 45%;
  }

  .hero__content {
    padding: calc(var(--header-height) + 4rem) var(--content-padding);
    min-height: 100vh;
  }

  .hero__overlay {
    background: linear-gradient(
      90deg,
      rgba(8, 60, 51, 0.95) 0%,
      rgba(8, 60, 51, 0.7) 40%,
      rgba(8, 60, 51, 0.2) 70%,
      transparent 100%
    );
  }
}

@keyframes heroKenBurns {
  0% { transform: scale(1) translate(0, 0); }
  100% { transform: scale(1.08) translate(-1%, -1%); }
}

@keyframes floatParticle {
  0%, 100% { opacity: 0; transform: translateY(0); }
  50% { opacity: 0.6; transform: translateY(-20px); }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

/* Page Hero (inner pages) */
.page-hero {
  position: relative;
  padding: calc(var(--header-height) + 4rem) 0 4rem;
  background: var(--emerald-dark);
  color: var(--white);
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1611591437281-460bfbe1220a?w=1920&q=80') center/cover no-repeat;
  opacity: 0.15;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero__title {
  margin-bottom: 1rem;
}

.page-hero__text {
  max-width: 560px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.0625rem;
}

.page-hero--jewelry::before {
  background-image: url('https://images.unsplash.com/photo-1515562141207-7a88fb7ce338?w=1920&q=80');
}

.page-hero--collections::before {
  background-image: url('https://images.unsplash.com/photo-1605100804763-247f67b3557e?w=1920&q=80');
}

.page-hero--about::before {
  background-image: url('https://images.unsplash.com/photo-1573408301185-9146fe634ad0?w=1920&q=80');
}

.page-hero--contact::before {
  background-image: url('https://images.unsplash.com/photo-1599643478518-a784e5dc4c8f?w=1920&q=80');
}

/* ============================================
   SECTIONS
   ============================================ */
.section {
  padding: var(--section-padding) 0;
}

.section--ivory { background: var(--ivory); }
.section--white { background: var(--white); }
.section--dark {
  background: var(--emerald-dark);
  color: var(--white);
}

.section--dark .text-body {
  color: rgba(255, 255, 255, 0.7);
}

/* Intro */
.intro {
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.intro .heading-lg {
  margin-bottom: 1.5rem;
}

/* Categories Grid */
.categories {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.category-card {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/5;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.category-card__image-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.category-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.category-card:hover .category-card__image {
  transform: scale(1.06);
}

.category-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 60, 51, 0.85) 0%, rgba(8, 60, 51, 0.2) 50%, transparent 100%);
  z-index: 1;
}

.category-card__content {
  position: relative;
  z-index: 2;
  padding: 2rem;
  color: var(--white);
}

.category-card__title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.5rem;
}

.category-card__desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1.25rem;
  max-width: 320px;
}

@media (min-width: 640px) {
  .categories {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .categories {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
  }

  .category-card {
    aspect-ratio: 3/4;
  }
}

/* Product Grid */
.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(1rem, 3vw, 2rem);
}

.product-card {
  position: relative;
  background: var(--white);
  transition: transform var(--transition-fast);
}

.product-card__image-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3/4;
  background: var(--ivory-dark);
}

.product-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.product-card:hover .product-card__image {
  transform: scale(1.04);
}

.product-card__wishlist {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 2;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.9);
  border-radius: 50%;
  color: var(--charcoal);
  transition: all var(--transition-fast);
  opacity: 0;
  transform: translateY(-4px);
}

.product-card:hover .product-card__wishlist,
.product-card__wishlist--active {
  opacity: 1;
  transform: translateY(0);
}

@media (hover: none) {
  .product-card__wishlist {
    opacity: 1;
    transform: translateY(0);
  }
}

.product-card__wishlist--active {
  color: var(--ruby);
  background: var(--white);
}

.product-card__wishlist--active svg {
  fill: var(--ruby);
}

.product-card__wishlist.wishlist-animate {
  animation: wishlistPop 0.4s ease;
}

.product-card__badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.25rem 0.75rem;
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  background: var(--emerald);
  color: var(--white);
}

.product-card__info {
  padding: 1.25rem 0 0;
}

.product-card__name {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}

.product-card__desc {
  font-size: 0.8125rem;
  color: var(--gray);
  margin-bottom: 0.75rem;
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.product-card__price {
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.product-card__actions {
  display: flex;
  gap: 0.5rem;
}

.product-card__btn {
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--emerald);
  padding: 0.25rem 0;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-fast);
}

.product-card__btn:hover {
  border-bottom-color: var(--emerald);
}

@media (min-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1200px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
  }
}

@keyframes wishlistPop {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

/* Editorial Split */
.editorial {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 500px;
}

.editorial__image-wrap {
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.editorial__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}

.editorial__content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(3rem, 6vw, 5rem) var(--content-padding);
  background: var(--white);
}

.editorial__content .heading-lg {
  margin-bottom: 1.5rem;
}

.editorial__content .text-body {
  margin-bottom: 2rem;
  max-width: 480px;
}

.editorial--reverse .editorial__image-wrap {
  order: -1;
}

@media (min-width: 768px) {
  .editorial {
    grid-template-columns: 1fr 1fr;
  }

  .editorial--reverse .editorial__image-wrap {
    order: 1;
  }
}

/* Collections */
.collections-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.collection-card {
  position: relative;
  overflow: hidden;
  display: block;
  min-height: 320px;
}

.collection-card--large {
  min-height: 480px;
}

.collection-card__image-wrap {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.collection-card__image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.collection-card:hover .collection-card__image {
  transform: scale(1.05);
}

.collection-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 60, 51, 0.8) 0%, rgba(8, 60, 51, 0.1) 60%);
  z-index: 1;
  transition: background var(--transition-fast);
}

.collection-card:hover .collection-card__overlay {
  background: linear-gradient(to top, rgba(8, 60, 51, 0.9) 0%, rgba(8, 60, 51, 0.2) 60%);
}

.collection-card__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 2rem;
  color: var(--white);
}

.collection-card__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  margin-bottom: 0.375rem;
}

.collection-card__desc {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
}

.collection-card__arrow {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition-fast);
}

.collection-card:hover .collection-card__arrow {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 768px) {
  .collections-grid {
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto auto;
  }

  .collection-card--large {
    grid-row: span 2;
    min-height: 100%;
  }
}

/* Features / Why Gemstona */
.features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.feature {
  text-align: center;
  padding: 0 1rem;
}

.feature__icon {
  width: 48px;
  height: 48px;
  margin: 0 auto 1.25rem;
  color: var(--emerald);
}

.feature__icon svg {
  width: 100%;
  height: 100%;
}

.feature__title {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
}

.feature__text {
  font-size: 0.9375rem;
  color: var(--gray);
  max-width: 280px;
  margin: 0 auto;
  line-height: 1.7;
}

@media (min-width: 640px) {
  .features {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features {
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
  }
}

/* Brand Story Banner */
.brand-banner {
  position: relative;
  min-height: 70vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.brand-banner__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-banner__overlay {
  position: absolute;
  inset: 0;
  background: rgba(8, 60, 51, 0.65);
  z-index: 1;
}

.brand-banner__content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  padding: var(--content-padding);
  max-width: 720px;
}

.brand-banner__content .heading-lg {
  margin-bottom: 1.5rem;
}

.brand-banner__content .text-body {
  color: rgba(255, 255, 255, 0.8);
}

/* Testimonials */
.testimonials {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}

.testimonial {
  text-align: center;
  padding: 2rem 1rem;
}

.testimonial__quote {
  font-family: var(--font-serif);
  font-size: clamp(1.25rem, 2.5vw, 1.625rem);
  line-height: 1.6;
  color: var(--charcoal);
  margin-bottom: 1.5rem;
  position: relative;
}

.testimonial__quote::before {
  content: '\201C';
  display: block;
  font-size: 3rem;
  line-height: 1;
  color: var(--gold);
  margin-bottom: 0.5rem;
  font-family: var(--font-serif);
}

.testimonial__author {
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray);
}

@media (min-width: 768px) {
  .testimonials {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

/* Newsletter */
.newsletter {
  position: relative;
  padding: clamp(4rem, 8vw, 6rem) 0;
  background: var(--emerald);
  color: var(--white);
  overflow: hidden;
}

.newsletter::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 161, 91, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.newsletter__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.newsletter__title {
  margin-bottom: 1rem;
}

.newsletter__text {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 2rem;
  font-size: 1.0625rem;
}

.newsletter__form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 480px;
  margin: 0 auto;
}

.newsletter__input {
  flex: 1;
  padding: 1rem 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  background: rgba(255, 255, 255, 0.08);
  color: var(--white);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast), background var(--transition-fast);
}

.newsletter__input::placeholder {
  color: rgba(255, 255, 255, 0.45);
}

.newsletter__input:focus {
  outline: none;
  border-color: var(--gold);
  background: rgba(255, 255, 255, 0.12);
}

.newsletter__submit {
  padding: 1rem 2rem;
  background: var(--gold);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border: 1px solid var(--gold);
  transition: all var(--transition-fast);
}

.newsletter__submit:hover {
  background: var(--gold-light);
  border-color: var(--gold-light);
}

.newsletter__message {
  margin-top: 1rem;
  font-size: 0.875rem;
  opacity: 0;
  transform: translateY(8px);
  transition: all var(--transition-fast);
}

.newsletter__message--visible {
  opacity: 1;
  transform: translateY(0);
}

.newsletter__message--success {
  color: var(--gold-light);
}

.newsletter__message--error {
  color: #ffb4b4;
}

@media (min-width: 640px) {
  .newsletter__form {
    flex-direction: row;
  }

  .newsletter__submit {
    flex-shrink: 0;
  }
}

/* Footer */
.footer {
  background: var(--charcoal);
  color: rgba(255, 255, 255, 0.7);
  padding: clamp(3rem, 6vw, 5rem) 0 2rem;
}

.footer__top {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer__brand .logo {
  color: var(--white);
  display: inline-block;
  margin-bottom: 1rem;
}

.footer__tagline {
  font-size: 0.9375rem;
  line-height: 1.7;
  max-width: 280px;
}

.footer__columns {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.footer__heading {
  font-family: var(--font-sans);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.footer__links li {
  margin-bottom: 0.625rem;
}

.footer__links a {
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer__links a:hover {
  color: var(--gold);
}

.footer__social {
  display: flex;
  gap: 1rem;
  margin-top: 0.5rem;
}

.footer__social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: rgba(255, 255, 255, 0.7);
  transition: all var(--transition-fast);
}

.footer__social a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

.footer__social svg {
  width: 16px;
  height: 16px;
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-top: 2rem;
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.4);
}

@media (min-width: 768px) {
  .footer__top {
    grid-template-columns: 1.2fr 2fr;
  }

  .footer__columns {
    grid-template-columns: repeat(4, 1fr);
  }

  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* ============================================
   CATALOG / FILTER PAGES
   ============================================ */
.catalog-toolbar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--ivory-dark);
}

.catalog-search {
  position: relative;
  max-width: 400px;
}

.catalog-search__input {
  width: 100%;
  padding: 0.875rem 1rem 0.875rem 2.75rem;
  border: 1px solid var(--ivory-dark);
  background: var(--white);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast);
}

.catalog-search__input:focus {
  outline: none;
  border-color: var(--emerald);
}

.catalog-search__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--gray);
  pointer-events: none;
}

.catalog-search__icon svg {
  width: 18px;
  height: 18px;
}

.catalog-controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.catalog-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter-btn {
  padding: 0.5rem 1.125rem;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--ivory-dark);
  background: var(--white);
  color: var(--charcoal);
  transition: all var(--transition-fast);
}

.filter-btn:hover,
.filter-btn--active {
  background: var(--emerald);
  border-color: var(--emerald);
  color: var(--white);
}

.catalog-sort {
  margin-left: auto;
}

.catalog-sort__select {
  padding: 0.5rem 2rem 0.5rem 1rem;
  border: 1px solid var(--ivory-dark);
  background: var(--white);
  font-size: 0.8125rem;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236B6B68' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  cursor: pointer;
}

.catalog-sort__select:focus {
  outline: none;
  border-color: var(--emerald);
}

.catalog-results {
  font-size: 0.8125rem;
  color: var(--gray);
  margin-bottom: 1.5rem;
}

.catalog-empty {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--gray);
}

.catalog-empty .heading-sm {
  margin-bottom: 0.5rem;
  color: var(--charcoal);
}

/* Jewelry Categories */
.jewelry-categories {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 3rem;
}

.jewelry-cat {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1;
  display: flex;
  align-items: flex-end;
  cursor: pointer;
  border: 2px solid transparent;
  transition: border-color var(--transition-fast);
}

.jewelry-cat--active {
  border-color: var(--emerald);
}

.jewelry-cat__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.jewelry-cat:hover .jewelry-cat__image {
  transform: scale(1.05);
}

.jewelry-cat__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 60, 51, 0.75) 0%, transparent 60%);
}

.jewelry-cat__label {
  position: relative;
  z-index: 1;
  padding: 1.25rem;
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 1.25rem;
}

@media (min-width: 768px) {
  .jewelry-categories {
    grid-template-columns: repeat(3, 1fr);
  }

  .catalog-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .jewelry-categories {
    grid-template-columns: repeat(6, 1fr);
  }
}

/* Collections Page */
.collections-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.collection-feature {
  position: relative;
  overflow: hidden;
  min-height: 500px;
  display: flex;
  align-items: flex-end;
}

.collection-feature__image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.8s ease;
}

.collection-feature:hover .collection-feature__image {
  transform: scale(1.04);
}

.collection-feature__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(8, 60, 51, 0.85) 0%, rgba(8, 60, 51, 0.15) 50%);
}

.collection-feature__content {
  position: relative;
  z-index: 1;
  padding: clamp(2rem, 5vw, 4rem);
  color: var(--white);
  max-width: 600px;
}

.collection-feature__label {
  margin-bottom: 0.75rem;
}

.collection-feature__title {
  margin-bottom: 1rem;
}

.collection-feature__text {
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 1.5rem;
  line-height: 1.75;
}

@media (min-width: 768px) {
  .collections-page-grid {
    gap: 2.5rem;
  }

  .collection-feature {
    min-height: 600px;
  }
}

/* About Page */
.about-section {
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
}

.about-section .heading-md {
  margin-bottom: 1.25rem;
}

.about-section .text-body {
  margin-bottom: 1rem;
}

.about-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-top: 3rem;
}

.about-value {
  padding: 2rem;
  background: var(--white);
  text-align: left;
}

.about-value__number {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  color: var(--gold);
  margin-bottom: 0.75rem;
  line-height: 1;
}

.about-value__title {
  font-family: var(--font-serif);
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .about-values {
    grid-template-columns: repeat(3, 1fr);
  }
}

.about-image-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 3rem 0;
}

.about-image-grid img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

@media (min-width: 768px) {
  .about-image-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-image-grid img:first-child {
    grid-row: span 2;
    height: 100%;
  }
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.contact-info__item {
  margin-bottom: 2rem;
}

.contact-info__label {
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.contact-info__value {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  color: var(--charcoal);
}

.contact-info__value a:hover {
  color: var(--emerald);
}

.contact-form {
  background: var(--white);
  padding: clamp(2rem, 4vw, 3rem);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--charcoal-light);
  margin-bottom: 0.5rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--ivory-dark);
  background: var(--ivory);
  font-size: 0.9375rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--emerald);
  background: var(--white);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-error {
  font-size: 0.8125rem;
  color: var(--ruby);
  margin-top: 0.375rem;
  display: none;
}

.form-error--visible {
  display: block;
}

.form-success {
  padding: 1rem;
  background: rgba(15, 91, 77, 0.08);
  color: var(--emerald);
  font-size: 0.9375rem;
  margin-bottom: 1.5rem;
  display: none;
}

.form-success--visible {
  display: block;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1.4fr;
    gap: 4rem;
  }
}

/* Modal */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(29, 29, 27, 0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--content-padding);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.modal-overlay--open {
  opacity: 1;
  visibility: visible;
}

.modal {
  position: relative;
  background: var(--white);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform var(--transition-fast);
}

.modal-overlay--open .modal {
  transform: translateY(0);
}

.modal__close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 10;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  color: var(--charcoal);
  transition: color var(--transition-fast);
}

.modal__close:hover {
  color: var(--ruby);
}

.modal__inner {
  display: grid;
  grid-template-columns: 1fr;
}

.modal__image-wrap {
  aspect-ratio: 1;
  overflow: hidden;
  background: var(--ivory-dark);
}

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

.modal__content {
  padding: 2rem;
}

.modal__name {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.modal__desc {
  color: var(--gray);
  margin-bottom: 1rem;
}

.modal__price {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.modal__details {
  font-size: 0.9375rem;
  line-height: 1.75;
  color: var(--charcoal-light);
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .modal__inner {
    grid-template-columns: 1fr 1fr;
  }
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Search Overlay */
.search-overlay {
  position: fixed;
  inset: 0;
  z-index: 1500;
  background: rgba(248, 245, 239, 0.98);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: calc(var(--header-height) + 2rem) var(--content-padding) 2rem;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-fast);
}

.search-overlay--open {
  opacity: 1;
  visibility: visible;
}

.search-overlay__inner {
  width: 100%;
  max-width: 600px;
}

.search-overlay__input {
  width: 100%;
  padding: 1rem 0;
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  border: none;
  border-bottom: 2px solid var(--ivory-dark);
  background: transparent;
  color: var(--charcoal);
}

.search-overlay__input:focus {
  outline: none;
  border-bottom-color: var(--emerald);
}

.search-overlay__close {
  position: absolute;
  top: calc(var(--header-height) + 1rem);
  right: var(--content-padding);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray);
}

.search-overlay__close:hover {
  color: var(--charcoal);
}

.search-overlay__results {
  margin-top: 2rem;
}

.search-result {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--ivory-dark);
  transition: padding-left var(--transition-fast);
}

.search-result:hover {
  padding-left: 0.5rem;
}

.search-result__thumb {
  width: 60px;
  height: 60px;
  object-fit: cover;
  background: var(--ivory-dark);
}

.search-result__name {
  font-family: var(--font-serif);
  font-size: 1.125rem;
}

.search-result__price {
  font-size: 0.875rem;
  color: var(--gray);
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero__image {
    animation: none;
  }
}