/* ============================================
   LIENZO GALLERY - Main Stylesheet
   Dual-Model: Originals + Prints
   Mobile-first, Premium Gallery Aesthetic
   ============================================ */

:root {
  --color-bg: #FAFAF8;
  --color-bg-alt: #F5F5F3;
  --color-text-primary: #2A2A2A;
  --color-text-secondary: #666666;
  --color-accent: #8B6F47;
  --color-accent-hover: #7A6040;
  --color-border: #E5E5E3;
  --color-white: #FFFFFF;
  --color-success: #2D8B4E;
  --color-sold: #C0392B;
  --color-upcoming: #95A5A6;
  --color-whatsapp: #25D366;

  --font-heading: 'Cormorant Garamond', Georgia, serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 5rem;
  --space-3xl: 8rem;

  --container-max: 1400px;
  --container-narrow: 900px;

  --transition-fast: 150ms ease;
  --transition-base: 300ms ease;
  --transition-slow: 500ms ease;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text-primary);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  padding-bottom: 0;
}
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; }

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 400;
  line-height: 1.2;
  color: var(--color-text-primary);
}
h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
p { color: var(--color-text-secondary); max-width: 65ch; }

/* Layout */
.container { width: 100%; max-width: var(--container-max); margin: 0 auto; padding: 0 var(--space-md); }
.container--narrow { max-width: var(--container-narrow); }
.section { padding: var(--space-2xl) 0; }
.section--large { padding: var(--space-3xl) 0; }

/* Header */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.header--hidden { transform: translateY(-100%); }
.header--scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.05); }
.header__inner { display: flex; justify-content: space-between; align-items: center; height: 80px; }
.header__back {
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; color: var(--color-text-primary);
  flex-shrink: 0;
}
.header__back:hover { color: var(--color-accent); }
.header__back svg { display: block; }
@media (min-width: 768px) { .header__back { display: none; } }
.header__logo { font-family: var(--font-heading); font-size: 1.75rem; font-weight: 500; letter-spacing: 0.02em; }
.header__logo span { color: var(--color-accent); }

.nav { display: none; }
.nav__list { display: flex; gap: var(--space-lg); }
.nav__link {
  font-size: 0.875rem; letter-spacing: 0.05em; text-transform: uppercase; position: relative;
}
.nav__link::after {
  content: ''; position: absolute; bottom: -4px; left: 0; width: 0; height: 1px;
  background: var(--color-accent); transition: width var(--transition-base);
}
.nav__link:hover::after, .nav__link--active::after { width: 100%; }

/* Mobile Menu */
.menu-toggle {
  display: flex; flex-direction: column; justify-content: center; gap: 6px;
  width: 28px; height: 28px; z-index: 1001;
}
.menu-toggle span {
  display: block; width: 100%; height: 1.5px; background: var(--color-text-primary);
  transition: transform var(--transition-base), opacity var(--transition-base);
}
.menu-toggle--active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.menu-toggle--active span:nth-child(2) { opacity: 0; }
.menu-toggle--active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

.mobile-nav {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0; background: var(--color-bg);
  z-index: 999; display: flex; flex-direction: column; justify-content: center; align-items: center;
  opacity: 0; visibility: hidden; transition: opacity var(--transition-base), visibility var(--transition-base);
}
.mobile-nav--active { opacity: 1; visibility: visible; }
.mobile-nav__list { text-align: center; }
.mobile-nav__item { margin-bottom: var(--space-lg); }
.mobile-nav__link { font-family: var(--font-heading); font-size: 2rem; display: block; padding: var(--space-xs) 0; }
.mobile-nav__link:hover { color: var(--color-accent); }

/* Hero Section */
.hero {
  min-height: 100vh; min-height: -webkit-fill-available;
  display: flex; align-items: center; padding-top: 80px; position: relative;
  overflow: hidden;
}
.hero__bg {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background-size: cover; background-position: center;
  background-repeat: no-repeat; background-attachment: scroll;
  -webkit-transform: translateZ(0); transform: translateZ(0);
}
.hero__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero__overlay {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(42,42,42,0.7) 0%, rgba(42,42,42,0.4) 100%);
}

/* Safari iOS hero fix */
@supports (-webkit-touch-callout: none) {
  .hero {
    min-height: -webkit-fill-available;
  }
}
.hero__content { display: grid; gap: var(--space-xl); align-items: center; position: relative; z-index: 1; }
.hero__content--centered { justify-items: center; }
.hero__text { text-align: center; }
.hero__text--overlay { color: var(--color-white); }
.hero__text--overlay h1, .hero__text--overlay h2 { color: var(--color-white); }
.hero__text--overlay p { color: rgba(255,255,255,0.9); }
.hero__text--overlay .hero__tagline { color: rgba(255,255,255,0.8); }
.hero__tagline {
  font-size: 0.875rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: var(--space-sm);
}
.hero__title { margin-bottom: var(--space-md); }
.hero__subtitle { font-size: 1.125rem; margin-bottom: var(--space-lg); margin-left: auto; margin-right: auto; }
.hero__actions { display: flex; gap: var(--space-sm); justify-content: center; flex-wrap: wrap; }
.hero__image { position: relative; aspect-ratio: 4/5; overflow: hidden; }
.hero__image img { width: 100%; height: 100%; object-fit: cover; }

/* Placeholder Portrait */
.placeholder-portrait {
  width: 100%; aspect-ratio: 4/5; background: var(--color-bg-alt);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-sm);
}
.placeholder-portrait span { font-size: 0.875rem; color: var(--color-text-secondary); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-xs);
  padding: 1rem 2rem; font-size: 0.875rem; font-weight: 500; letter-spacing: 0.05em;
  text-transform: uppercase; border-radius: 0; transition: all var(--transition-base);
}
.btn--small { padding: 0.625rem 1.25rem; font-size: 0.8125rem; }
.btn--primary { background: var(--color-text-primary); color: var(--color-white); }
.btn--primary:hover { background: var(--color-accent); }
.btn--outline { background: transparent; border: 1px solid var(--color-text-primary); color: var(--color-text-primary); }
.btn--outline:hover { background: var(--color-text-primary); color: var(--color-white); }
.btn--outline-light { border-color: var(--color-white); color: var(--color-white); }
.btn--outline-light:hover { background: var(--color-white); color: var(--color-text-primary); }
.btn--accent { background: var(--color-accent); color: var(--color-white); }
.btn--accent:hover { background: var(--color-accent-hover); }
.btn--whatsapp { background: var(--color-whatsapp); color: var(--color-white); }
.btn--whatsapp:hover { background: #1da851; }
.btn--block { width: 100%; }

/* Value Grid */
.value-grid {
  display: grid; grid-template-columns: 1fr; gap: var(--space-lg); text-align: center;
}
.value-card { padding: var(--space-lg); }
.value-card__icon { margin-bottom: var(--space-sm); color: var(--color-accent); }
.value-card__title {
  font-family: var(--font-body); font-size: 1.125rem; font-weight: 600; margin-bottom: var(--space-xs);
}
.value-card__text { font-size: 0.9375rem; margin: 0 auto; }

/* Trust Grid */
.trust-grid {
  display: grid; grid-template-columns: 1fr; gap: var(--space-lg); text-align: center;
}
.trust-badge { padding: var(--space-md); }
.trust-badge svg { margin: 0 auto var(--space-sm); display: block; }
.trust-badge h4 { font-family: var(--font-body); font-size: 1rem; font-weight: 500; margin-bottom: 0.25rem; }
.trust-badge p { font-size: 0.875rem; margin: 0 auto; }

/* Artwork Grid */
.artwork-grid { display: grid; grid-template-columns: 1fr; gap: var(--space-lg); }
.artwork-card { position: relative; cursor: pointer; }
.artwork-card__image {
  position: relative; aspect-ratio: 1; overflow: hidden; background: var(--color-bg-alt);
}
.artwork-card__image img {
  width: 100%; height: 100%; object-fit: cover; transition: transform var(--transition-slow);
}
.artwork-card:hover .artwork-card__image img { transform: scale(1.03); }

/* Status dots */
.artwork-card__status {
  position: absolute; top: var(--space-sm); left: var(--space-sm); z-index: 2;
  width: 10px; height: 10px; border-radius: 50%;
}
.artwork-card__status--available { background: var(--color-success); box-shadow: 0 0 0 3px rgba(45,139,78,0.2); }
.artwork-card__status--sold { background: var(--color-sold); box-shadow: 0 0 0 3px rgba(192,57,43,0.2); }
.artwork-card__status--upcoming { background: var(--color-upcoming); box-shadow: 0 0 0 3px rgba(149,165,166,0.2); }

/* Card overlay */
.artwork-card__overlay {
  position: absolute; inset: 0; background: rgba(42,42,42,0);
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: var(--space-xs);
  opacity: 0; transition: all var(--transition-base);
}
.artwork-card:hover .artwork-card__overlay { background: rgba(42,42,42,0.6); opacity: 1; }
.artwork-card__overlay-price, .artwork-card__overlay-prints {
  color: var(--color-white); font-size: 0.875rem; font-weight: 500;
  padding: 0.375rem 0.75rem; background: rgba(0,0,0,0.3); backdrop-filter: blur(4px);
}
.artwork-card__overlay--upcoming { opacity: 1; background: rgba(42,42,42,0.4); }
.artwork-card__overlay-soon {
  color: var(--color-white); font-size: 1.125rem; font-family: var(--font-heading);
  letter-spacing: 0.1em; text-transform: uppercase;
}

.artwork-card__info { padding: var(--space-md) 0; text-align: center; }
.artwork-card__title { font-family: var(--font-heading); font-size: 1.25rem; margin-bottom: var(--space-xs); }
.artwork-card__meta { font-size: 0.875rem; color: var(--color-text-secondary); margin-bottom: var(--space-xs); }
.artwork-card__price { font-size: 1rem; color: var(--color-accent); font-weight: 500; margin-bottom: var(--space-sm); }
.artwork-card__badge {
  position: absolute; top: var(--space-sm); left: var(--space-sm);
  padding: 0.5rem 1rem; font-size: 0.75rem; letter-spacing: 0.05em; text-transform: uppercase;
  background: var(--color-text-primary); color: var(--color-white);
}
.artwork-card__badge--sold { background: var(--color-sold); }

/* Section Headers */
.section-header { text-align: center; margin-bottom: var(--space-2xl); }
.section-header__subtitle {
  font-size: 0.875rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: var(--space-sm);
}
.section-header__title { margin-bottom: var(--space-md); }
.section-header__description { max-width: 600px; margin: 0 auto; }

/* Filters & Sort */
.filters {
  display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-sm); margin-bottom: var(--space-md);
}
.filter-btn {
  padding: 0.75rem 1.5rem; font-size: 0.875rem; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--color-text-secondary); border: 1px solid var(--color-border); transition: all var(--transition-fast);
}
.filter-btn:hover, .filter-btn--active {
  color: var(--color-text-primary); border-color: var(--color-text-primary);
}
.sort-bar { display: flex; justify-content: flex-end; margin-bottom: var(--space-lg); }
.sort-select {
  padding: 0.5rem 1rem; font-family: inherit; font-size: 0.875rem;
  border: 1px solid var(--color-border); background: var(--color-white);
  color: var(--color-text-secondary); cursor: pointer;
}

/* Product Page */
.product { padding-top: calc(80px + var(--space-xl)); }
.product__grid { display: grid; gap: var(--space-xl); }
.product__gallery { position: relative; }
.product__main-image-wrapper {
  width: 100%; display: flex; justify-content: center; align-items: center;
  background: var(--color-bg-alt); min-height: 300px; max-height: 80vh;
  padding: var(--space-md); margin-bottom: var(--space-md);
}
img.product__main-image {
  width: auto; height: auto; max-width: 100%; max-height: 80vh;
  object-fit: contain; display: block; margin: 0 auto; cursor: zoom-in;
}
.product__thumbnails { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-sm); }
.product__thumbnail {
  aspect-ratio: 1; background: var(--color-bg-alt); cursor: pointer; opacity: 0.6;
  transition: opacity var(--transition-fast); overflow: hidden;
}
.product__thumbnail--active, .product__thumbnail:hover { opacity: 1; }
.product__thumbnail img { width: 100%; height: 100%; object-fit: cover; }

.product__details { padding: var(--space-md) 0; }
.product__category {
  font-size: 0.875rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--color-accent); margin-bottom: var(--space-sm);
}
.product__title { margin-bottom: var(--space-md); }

/* Product Tabs */
.product-tabs { margin-bottom: var(--space-lg); }
.product-tabs__nav {
  display: flex; border-bottom: 2px solid var(--color-border); margin-bottom: var(--space-lg);
}
.product-tabs__btn {
  flex: 1; padding: var(--space-sm) var(--space-md); font-size: 0.875rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; text-align: center;
  color: var(--color-text-secondary); border-bottom: 2px solid transparent;
  margin-bottom: -2px; transition: all var(--transition-fast);
}
.product-tabs__btn:hover { color: var(--color-text-primary); }
.product-tabs__btn--active {
  color: var(--color-accent); border-bottom-color: var(--color-accent);
}
.product-tabs__panel { display: none; }
.product-tabs__panel--active { display: block; }

/* Tab badges */
.product-badge {
  display: inline-block; padding: 0.375rem 0.75rem; font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: var(--space-md);
}
.product-badge--original { background: var(--color-text-primary); color: var(--color-white); }
.product-badge--prints { background: var(--color-accent); color: var(--color-white); }

.product__price {
  font-family: var(--font-heading); font-size: 1.75rem; color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}
.product__price-note { font-size: 0.8125rem; color: var(--color-text-secondary); margin-bottom: var(--space-lg); }

.product__description {
  margin-bottom: var(--space-lg); padding-bottom: var(--space-lg); border-bottom: 1px solid var(--color-border);
}

/* Specs */
.product__specs { margin-bottom: var(--space-lg); }
.product__spec {
  display: flex; justify-content: space-between; padding: var(--space-sm) 0;
  border-bottom: 1px solid var(--color-border); font-size: 0.9375rem;
}
.product__spec-label { color: var(--color-text-secondary); }

/* Includes list */
.product__includes { margin-bottom: var(--space-lg); }
.product__includes h4 {
  font-family: var(--font-body); font-size: 0.875rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: var(--space-sm);
}
.product__includes li {
  padding: var(--space-xs) 0; font-size: 0.9375rem; color: var(--color-text-secondary);
  padding-left: 1.5rem; position: relative;
}
.product__includes li::before {
  content: ''; position: absolute; left: 0; top: 50%; width: 6px; height: 6px;
  background: var(--color-success); border-radius: 50%; transform: translateY(-50%);
}

/* Print selectors */
.print-selector { margin-bottom: var(--space-lg); }
.print-selector__label {
  font-size: 0.875rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em;
  margin-bottom: var(--space-sm); display: block;
}
.print-selector__options { display: flex; gap: var(--space-xs); flex-wrap: wrap; }
.print-selector__option {
  flex: 1; min-width: 0;
}
.print-selector__option input { display: none; }
.print-selector__option label {
  display: block; padding: 0.75rem; border: 1px solid var(--color-border);
  text-align: center; font-size: 0.8125rem; cursor: pointer; transition: all var(--transition-fast);
}
.print-selector__option input:checked + label {
  border-color: var(--color-accent); background: rgba(139,111,71,0.05); color: var(--color-accent);
}
.print-selector__option label:hover { border-color: var(--color-text-secondary); }
.print-selector__option label small { display: block; font-size: 0.75rem; color: var(--color-text-secondary); margin-top: 2px; }

.prints-price {
  font-family: var(--font-heading); font-size: 1.5rem; color: var(--color-text-primary);
  margin-bottom: var(--space-xs);
}
.prints-shipping { font-size: 0.8125rem; color: var(--color-text-secondary); margin-bottom: var(--space-lg); }
.prints-details { font-size: 0.875rem; color: var(--color-text-secondary); margin-bottom: var(--space-lg); }

/* Product actions & story */
.product__actions { display: flex; flex-direction: column; gap: var(--space-sm); }
.product__story {
  margin-top: var(--space-2xl); padding-top: var(--space-2xl); border-top: 1px solid var(--color-border);
}
.product__story h3 { margin-bottom: var(--space-md); }
.product__story p { margin-bottom: var(--space-md); }

/* About Page */
.about-hero { padding-top: calc(80px + var(--space-xl)); }
.about-hero__grid { display: grid; gap: var(--space-xl); align-items: center; }
.about-hero__image { aspect-ratio: 4/5; overflow: hidden; }
.about-hero__image img { width: 100%; height: 100%; object-fit: cover; }
.about-hero__content h1 { margin-bottom: var(--space-md); }
.about-hero__content p { margin-bottom: var(--space-md); }

.about-techniques { margin-top: var(--space-lg); }
.about-techniques h3 { margin-bottom: var(--space-md); }
.technique-list { display: flex; flex-wrap: wrap; gap: var(--space-sm); }
.technique-tag {
  padding: 0.5rem 1rem; border: 1px solid var(--color-border); font-size: 0.875rem;
  color: var(--color-text-secondary);
}

/* Contact Page */
.contact-grid { display: grid; gap: var(--space-xl); }
.contact-info h3 { margin-bottom: var(--space-md); }
.contact-info p { margin-bottom: var(--space-lg); }
.contact-methods { display: flex; flex-direction: column; gap: var(--space-md); }
.contact-method { display: flex; align-items: center; gap: var(--space-md); padding: var(--space-md); background: var(--color-bg-alt); }
.contact-method__icon {
  width: 48px; height: 48px; display: flex; align-items: center; justify-content: center;
  background: var(--color-white); border-radius: 50%; flex-shrink: 0;
}
.contact-method__text h4 { font-family: var(--font-body); font-size: 1rem; font-weight: 500; margin-bottom: 0.25rem; }
.contact-method__text p { font-size: 0.875rem; margin-bottom: 0; }

/* Contact Form */
.contact-form { background: var(--color-bg-alt); padding: var(--space-xl); }
.contact-form h3 { margin-bottom: var(--space-lg); }
.form-group { margin-bottom: var(--space-md); }
.form-group label { display: block; font-size: 0.875rem; margin-bottom: var(--space-xs); color: var(--color-text-secondary); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 1rem; font-family: inherit; font-size: 1rem;
  border: 1px solid var(--color-border); background: var(--color-white); transition: border-color var(--transition-fast);
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--color-accent);
}
.form-group textarea { min-height: 150px; resize: vertical; }

/* WhatsApp Floating Button */
.whatsapp-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 900;
  width: 60px; height: 60px; border-radius: 50%;
  background: var(--color-whatsapp); color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 12px rgba(37,211,102,0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 20px rgba(37,211,102,0.5); }

/* Bottom Navigation (Mobile) */
.bottom-nav {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 800;
  background: var(--color-white); border-top: 1px solid var(--color-border);
  padding: 0.5rem 0 calc(0.5rem + env(safe-area-inset-bottom));
}
.bottom-nav__item {
  display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 0.25rem; font-size: 0.625rem; letter-spacing: 0.05em; text-transform: uppercase;
  color: var(--color-text-secondary); transition: color var(--transition-fast);
}
.bottom-nav__item--active { color: var(--color-accent); }
.bottom-nav__item:hover { color: var(--color-accent); }

/* Modal */
.modal {
  position: fixed; inset: 0; z-index: 2000; display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity var(--transition-base), visibility var(--transition-base);
}
.modal--active { opacity: 1; visibility: visible; }
.modal__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.6); }
.modal__content {
  position: relative; background: var(--color-white); padding: var(--space-xl);
  max-width: 440px; width: 90%; max-height: 90vh; overflow-y: auto;
}
.modal__close {
  position: absolute; top: var(--space-sm); right: var(--space-sm);
  font-size: 1.5rem; color: var(--color-text-secondary); line-height: 1;
}
.modal__title { margin-bottom: var(--space-sm); }
.modal__text { font-size: 0.9375rem; margin-bottom: var(--space-lg); }
.modal__form { display: flex; gap: var(--space-sm); }
.modal__form input {
  flex: 1; padding: 0.75rem 1rem; border: 1px solid var(--color-border);
  font-family: inherit; font-size: 1rem;
}
.modal__form input:focus { outline: none; border-color: var(--color-accent); }
.modal__success { color: var(--color-success); font-size: 0.9375rem; margin-top: var(--space-sm); }

/* Zoom Modal */
.zoom-modal {
  position: fixed; inset: 0; z-index: 2100; background: rgba(0,0,0,0.95);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: opacity var(--transition-base), visibility var(--transition-base);
  cursor: zoom-out;
}
.zoom-modal--active { opacity: 1; visibility: visible; }
.zoom-modal__close {
  position: absolute; top: var(--space-md); right: var(--space-md);
  color: var(--color-white); font-size: 2rem; z-index: 1;
}
.zoom-modal img {
  max-width: 95vw; max-height: 95vh; object-fit: contain;
}

/* Interest Modal */
.interest-modal__content { text-align: center; }

/* Footer */
.footer {
  background: var(--color-text-primary); color: var(--color-white); padding: var(--space-2xl) 0 var(--space-lg);
}
.footer__grid { display: grid; gap: var(--space-xl); margin-bottom: var(--space-xl); }
.footer__brand { max-width: 300px; }
.footer__logo { font-family: var(--font-heading); font-size: 1.75rem; font-weight: 500; margin-bottom: var(--space-md); }
.footer__logo span { color: var(--color-accent); }
.footer__tagline { color: rgba(255,255,255,0.7); font-size: 0.9375rem; }
.footer__nav h4 {
  font-family: var(--font-body); font-size: 0.875rem; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: var(--space-md); color: var(--color-white);
}
.footer__nav ul li { margin-bottom: var(--space-sm); }
.footer__nav a { color: rgba(255,255,255,0.7); font-size: 0.9375rem; transition: color var(--transition-fast); }
.footer__nav a:hover { color: var(--color-white); }
.footer__bottom {
  padding-top: var(--space-lg); border-top: 1px solid rgba(255,255,255,0.1);
  display: flex; flex-direction: column; gap: var(--space-md); align-items: center; text-align: center;
}
.footer__copyright { color: rgba(255,255,255,0.5); font-size: 0.875rem; }
.footer__social { display: flex; gap: var(--space-md); }
.footer__social a {
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  border: 1px solid rgba(255,255,255,0.2); border-radius: 50%; color: var(--color-white);
  transition: all var(--transition-fast);
}
.footer__social a:hover { background: var(--color-accent); border-color: var(--color-accent); }

/* Utilities */
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); border: 0;
}
.text-center { text-align: center; }
.mb-0 { margin-bottom: 0; }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }

/* ============================================
   Responsive Breakpoints
   ============================================ */

/* Mobile bottom nav visible */
@media (max-width: 639px) {
  .bottom-nav { display: flex; justify-content: space-around; }
  .whatsapp-float { bottom: 80px; }
  body { padding-bottom: 60px; }
  .footer { padding-bottom: calc(var(--space-lg) + 60px); }
  .hero { min-height: 80vh; min-height: -webkit-fill-available; }
  .product__main-image-wrapper { min-height: 200px; padding: var(--space-sm); }
}

/* Tablet (768px+) */
@media (min-width: 768px) {
  .nav { display: block; }
  .menu-toggle { display: none; }

  .hero__content { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
  .hero__content--centered { grid-template-columns: 1fr; }
  .hero__text { text-align: left; order: -1; }
  .hero__text--overlay { text-align: center; }
  .hero__subtitle { margin-left: 0; }

  .value-grid { grid-template-columns: repeat(3, 1fr); }
  .trust-grid { grid-template-columns: repeat(3, 1fr); }
  .artwork-grid { grid-template-columns: repeat(2, 1fr); }
  .product__grid { grid-template-columns: 1fr 1fr; gap: var(--space-2xl); }
  .about-hero__grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr 1fr; }
  .footer__grid { grid-template-columns: 2fr 1fr 1fr 1fr; }
  .footer__bottom { flex-direction: row; justify-content: space-between; text-align: left; }
}

/* Desktop (1024px+) */
@media (min-width: 1024px) {
  .artwork-grid { grid-template-columns: repeat(3, 1fr); }
  .product__actions { flex-direction: row; }
  .product__actions .btn { flex: 1; }
  .product__main-image-wrapper { max-height: 90vh; }
  img.product__main-image { max-height: 90vh; }
}

/* Large Desktop (1200px+) */
@media (min-width: 1200px) {
  .artwork-grid { grid-template-columns: repeat(4, 1fr); }
}

/* Header Actions (cart + menu toggle) */
.header__actions { display: flex; align-items: center; gap: var(--space-sm); }
.header__cart {
  position: relative; display: flex; align-items: center; justify-content: center;
  width: 40px; height: 40px; color: var(--color-text-primary);
  transition: color var(--transition-fast);
}
.header__cart:hover { color: var(--color-accent); }
.header__cart-count {
  position: absolute; top: 2px; right: 0; min-width: 18px; height: 18px;
  background: var(--color-accent); color: var(--color-white); font-size: 0.6875rem;
  font-weight: 600; border-radius: 9px; display: flex; align-items: center;
  justify-content: center; padding: 0 4px; line-height: 1;
  animation: cartBadgePop 300ms ease;
}
@keyframes cartBadgePop {
  0% { transform: scale(0); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

/* Back Button (product pages) — mobile only */
.product__back {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-size: 0.875rem; color: var(--color-text-secondary);
  padding: 0.5rem 0; min-height: 44px;
  transition: color var(--transition-fast);
}
.product__back:hover { color: var(--color-accent); }
.product__back svg { transition: transform var(--transition-fast); }
.product__back:hover svg { transform: translateX(-3px); }

/* Cart Drawer */
.cart-backdrop {
  position: fixed; inset: 0; z-index: 1999; background: rgba(0,0,0,0);
  visibility: hidden; transition: background var(--transition-base), visibility var(--transition-base);
}
.cart-backdrop--active { visibility: visible; background: rgba(0,0,0,0.5); }

.cart-drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 2000;
  width: 100%; max-width: 420px; background: var(--color-white);
  box-shadow: -4px 0 24px rgba(0,0,0,0.12);
  transform: translateX(100%); transition: transform var(--transition-base);
  display: flex; flex-direction: column;
}
.cart-drawer--active { transform: translateX(0); }

.cart-drawer__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-md) var(--space-lg);
  border-bottom: 1px solid var(--color-border);
}
.cart-drawer__title {
  font-family: var(--font-heading); font-size: 1.5rem; font-weight: 400;
}
.cart-drawer__close {
  width: 36px; height: 36px; display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}
.cart-drawer__close:hover { color: var(--color-text-primary); }

.cart-drawer__items {
  flex: 1; overflow-y: auto; padding: var(--space-md) var(--space-lg);
}

.cart-drawer__empty {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  height: 100%; gap: var(--space-md); text-align: center; color: var(--color-text-secondary);
}
.cart-drawer__empty svg { opacity: 0.3; }
.cart-drawer__empty p { font-size: 0.9375rem; }

.cart-item {
  display: flex; gap: var(--space-md); padding: var(--space-md) 0;
  border-bottom: 1px solid var(--color-border);
}
.cart-item:last-child { border-bottom: none; }
.cart-item__image {
  width: 80px; height: 80px; flex-shrink: 0; background: var(--color-bg-alt); overflow: hidden;
}
.cart-item__image img { width: 100%; height: 100%; object-fit: cover; }
.cart-item__details { flex: 1; min-width: 0; }
.cart-item__title {
  font-family: var(--font-heading); font-size: 1.125rem; margin-bottom: 0.25rem;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.cart-item__meta { font-size: 0.8125rem; color: var(--color-text-secondary); margin-bottom: 0.25rem; }
.cart-item__price { font-size: 0.9375rem; font-weight: 500; color: var(--color-text-primary); }
.cart-item__remove {
  font-size: 0.75rem; color: var(--color-text-secondary); text-decoration: underline;
  margin-top: 0.25rem; display: inline-block; cursor: pointer;
  transition: color var(--transition-fast);
}
.cart-item__remove:hover { color: var(--color-sold); }

.cart-drawer__footer {
  padding: var(--space-md) var(--space-lg); border-top: 1px solid var(--color-border);
  background: var(--color-bg-alt);
}
.cart-drawer__total {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: var(--space-md);
}
.cart-drawer__total-label { font-size: 0.9375rem; color: var(--color-text-secondary); }
.cart-drawer__total-price {
  font-family: var(--font-heading); font-size: 1.5rem; color: var(--color-text-primary);
}
.cart-drawer__checkout {
  width: 100%; display: flex; align-items: center; justify-content: center; gap: var(--space-xs);
  padding: 1rem; font-size: 0.875rem; font-weight: 500; letter-spacing: 0.05em;
  text-transform: uppercase; background: var(--color-whatsapp); color: var(--color-white);
  transition: background var(--transition-fast); text-decoration: none;
}
.cart-drawer__checkout:hover { background: #1da851; }
.cart-drawer__continue {
  display: block; width: 100%; text-align: center; margin-top: var(--space-sm);
  font-size: 0.8125rem; color: var(--color-text-secondary);
  text-decoration: underline; cursor: pointer;
  transition: color var(--transition-fast);
}
.cart-drawer__continue:hover { color: var(--color-text-primary); }

/* Toast Notification */
.toast {
  position: fixed; bottom: 100px; left: 50%; transform: translateX(-50%) translateY(20px);
  z-index: 2100; background: var(--color-text-primary); color: var(--color-white);
  padding: 0.75rem 1.5rem; font-size: 0.875rem; font-weight: 500;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2); opacity: 0;
  transition: opacity var(--transition-base), transform var(--transition-base);
  white-space: nowrap; pointer-events: none;
}
.toast--visible { opacity: 1; transform: translateX(-50%) translateY(0); }

/* Breadcrumb & Navigation — responsive */
.breadcrumb {
  margin-top: 80px; font-size: 0.8125rem; color: var(--color-text-secondary);
  position: sticky; top: 80px; z-index: 999; background: var(--color-bg);
  padding: var(--space-md) 0 var(--space-sm);
  display: none;
}
.header--hidden ~ main .breadcrumb { top: 0; }
.breadcrumb nav[aria-label="Breadcrumb"] { display: none; }
.breadcrumb a { color: var(--color-accent); transition: color var(--transition-fast); }
.breadcrumb a:hover { color: var(--color-accent-hover); text-decoration: underline; }
.breadcrumb span { color: var(--color-text-secondary); }

/* Desktop: show breadcrumb and back button */
@media (min-width: 768px) {
  .breadcrumb { display: block; }
  .breadcrumb nav[aria-label="Breadcrumb"] { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
  .product__back { font-size: 0.8125rem; }
  .product__back svg { width: 18px; height: 18px; }
}

/* Policies Page */
.policies { padding-top: calc(80px + var(--space-xl)); }
.policies__header { text-align: center; margin-bottom: var(--space-2xl); }
.policies__header h1 { margin-bottom: var(--space-sm); }
.policies__header p { margin: 0 auto; }

.policy-section { margin-bottom: var(--space-2xl); }
.policy-section__header {
  display: flex; align-items: center; gap: var(--space-sm);
  margin-bottom: var(--space-md); padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
}
.policy-section__icon {
  width: 40px; height: 40px; display: flex; align-items: center; justify-content: center;
  color: var(--color-accent); flex-shrink: 0;
}
.policy-section__title {
  font-family: var(--font-heading); font-size: clamp(1.25rem, 2.5vw, 1.75rem);
  font-weight: 400;
}
.policy-section p {
  margin-bottom: var(--space-sm); line-height: 1.8; font-size: 0.9375rem;
}
.policy-section ul { margin-bottom: var(--space-sm); }
.policy-section ul li {
  padding: 0.5rem 0; padding-left: 1.5rem; position: relative;
  font-size: 0.9375rem; color: var(--color-text-secondary); line-height: 1.6;
}
.policy-section ul li::before {
  content: ''; position: absolute; left: 0; top: 0.9rem;
  width: 6px; height: 6px; background: var(--color-accent); border-radius: 50%;
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* Cart drawer mobile full-width */
@media (max-width: 639px) {
  .cart-drawer { max-width: 100%; }
  .toast { bottom: 80px; }
}