/* =========================================================
   AURUM MAISON — Main Stylesheet
   Mobile-First | WCAG AA | Dark Mode
   ========================================================= */

@import './tokens.css';

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

@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;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100dvh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, video, canvas { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { cursor: pointer; border: none; background: none; font: inherit; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-serif); font-weight: var(--weight-regular); line-height: var(--leading-tight); }

/* ── Skip Link ── */
.skip-link {
  position: fixed;
  top: -100%;
  left: var(--space-4);
  padding: var(--space-2) var(--space-4);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  font-weight: var(--weight-semibold);
  border-radius: var(--radius-md);
  z-index: var(--z-max);
  transition: top var(--duration-fast);
}
.skip-link:focus { top: var(--space-4); }

/* ── Screen-reader Only ── */
.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 ── */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-4);
}
@media (min-width: 768px) { .container { padding: 0 var(--space-8); } }
@media (min-width: 1280px) { .container { padding: 0 var(--space-12); } }

/* ========================================
   HEADER
   ======================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  height: var(--header-height-mobile);
  background: rgba(250, 248, 242, 0.92);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--color-border-subtle);
  transition: box-shadow var(--duration-normal) var(--ease-out);
}

[data-theme="dark"] .site-header {
  background: rgba(20, 20, 25, 0.92);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.brand-logo {
  display: flex;
  flex-direction: column;
  line-height: 1;
  flex-shrink: 0;
}

.brand-logo__name {
  font-family: var(--font-serif);
  font-size: var(--text-lg);
  letter-spacing: var(--tracking-widest);
  color: var(--color-text);
}

.brand-logo__tagline {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  color: var(--color-text-muted);
  text-transform: uppercase;
  margin-top: 1px;
}

.header-nav {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .header-nav { display: flex; }
  .site-header { height: var(--header-height); }
}

.header-nav a {
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  transition: color var(--duration-fast);
}

.header-nav a:hover { color: var(--color-text); }

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.icon-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--color-text);
  transition: background var(--duration-fast), color var(--duration-fast);
  position: relative;
}

.icon-btn:hover {
  background: var(--color-border-subtle);
}

.icon-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.icon-btn svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  flex-shrink: 0;
}

.cart-badge {
  position: absolute;
  top: 5px;
  right: 5px;
  width: 16px;
  height: 16px;
  background: var(--color-primary);
  color: white;
  font-size: 9px;
  font-weight: var(--weight-bold);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0);
  transition: opacity var(--duration-fast), transform var(--duration-fast) var(--ease-spring);
  pointer-events: none;
}

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

.locale-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.locale-btn {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text-secondary);
  transition: all var(--duration-fast);
  white-space: nowrap;
}

.locale-btn:hover, .locale-btn.active {
  color: var(--color-text);
  background: var(--color-border-subtle);
}

.locale-btn.active {
  color: var(--color-primary);
}

/* ========================================
   MAIN VIEWS
   ======================================== */

.view { display: none; }
.view.active { display: block; }

/* ── Announcement Banner ── */
.announcement-bar {
  background: var(--ink-900);
  color: var(--cream-100);
  text-align: center;
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  padding: var(--space-2) var(--space-4);
  position: relative;
}

[data-theme="dark"] .announcement-bar {
  background: var(--gold-800);
  color: var(--cream-100);
}

.announcement-bar__text span {
  color: var(--gold-300);
}

/* ========================================
   PRODUCT PAGE
   ======================================== */

/* ── Breadcrumb ── */
.breadcrumb {
  padding: var(--space-4) 0 var(--space-3);
}

.breadcrumb__list {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.breadcrumb__item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.breadcrumb__item a {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  transition: color var(--duration-fast);
}

.breadcrumb__item a:hover { color: var(--color-text); }

.breadcrumb__sep {
  color: var(--color-text-muted);
  font-size: var(--text-xs);
}

.breadcrumb__item--current span {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

/* ── Product Hero ── */
.product-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-16);
}

@media (min-width: 900px) {
  .product-hero {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: start;
  }
}

@media (min-width: 1100px) {
  .product-hero {
    grid-template-columns: 55% 45%;
  }
}

/* ── 3D Viewer ── */
.product-viewer {
  position: sticky;
  top: calc(var(--header-height) + var(--space-4));
}

@media (max-width: 899px) {
  .product-viewer { position: static; }
}

.canvas-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 4/3;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: linear-gradient(145deg, var(--cream-200) 0%, var(--cream-50) 60%, var(--cream-300) 100%);
  box-shadow: var(--shadow-xl);
  cursor: grab;
}

[data-theme="dark"] .canvas-wrapper {
  background: linear-gradient(145deg, var(--ink-700) 0%, var(--ink-800) 60%, var(--ink-600) 100%);
}

.canvas-wrapper:active { cursor: grabbing; }

#pen-canvas {
  width: 100%;
  height: 100%;
  display: block;
  touch-action: none;
}

.canvas-fallback {
  display: none;
  width: 100%;
  height: 100%;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
}

.no-webgl .canvas-fallback { display: flex; }
.no-webgl #pen-canvas { display: none; }

.canvas-controls {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-1-5);
  z-index: 10;
}

.canvas-ctrl-btn {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(8px);
  color: var(--ink-700);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
  transition: background var(--duration-fast), transform var(--duration-fast);
  font-size: 14px;
  font-weight: var(--weight-bold);
}

[data-theme="dark"] .canvas-ctrl-btn {
  background: rgba(30, 30, 38, 0.85);
  color: var(--cream-200);
}

.canvas-ctrl-btn:hover {
  background: rgba(255,255,255,0.95);
  transform: scale(1.05);
}

.canvas-hint {
  position: absolute;
  bottom: var(--space-3);
  left: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: rgba(255,255,255,0.7);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(8px);
  pointer-events: none;
  opacity: 1;
  transition: opacity var(--duration-slow);
}

[data-theme="dark"] .canvas-hint {
  background: rgba(20,20,25,0.7);
}

.canvas-hint.hidden { opacity: 0; }

.reduced-motion-badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  background: var(--color-surface);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
  display: none;
}

@media (prefers-reduced-motion: reduce) {
  .reduced-motion-badge { display: block; }
}

/* ── Gallery Thumbnails ── */
.gallery-thumbs {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
  overflow-x: auto;
  scrollbar-width: none;
  padding-bottom: var(--space-1);
}

.gallery-thumbs::-webkit-scrollbar { display: none; }

.gallery-thumb {
  flex-shrink: 0;
  width: 60px;
  height: 48px;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  overflow: hidden;
  background: var(--color-border-subtle);
  cursor: pointer;
  transition: border-color var(--duration-fast);
}

.gallery-thumb.active {
  border-color: var(--color-primary);
}

.gallery-thumb svg {
  width: 100%;
  height: 100%;
}

/* ── Product Info ── */
.product-info { display: flex; flex-direction: column; gap: var(--space-6); }

.product-badges {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-0-5) var(--space-2);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
}

.badge--gold {
  background: var(--gold-50);
  color: var(--gold-700);
  border: 1px solid var(--gold-200);
}

.badge--ink {
  background: var(--ink-900);
  color: var(--cream-100);
}

.badge--new {
  background: var(--color-info-bg);
  color: var(--color-info);
  border: 1px solid rgba(21, 101, 192, 0.2);
}

.product-title-block { display: flex; flex-direction: column; gap: var(--space-2); }

.product-brand {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

.product-name {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  line-height: var(--leading-tight);
}

.product-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  font-family: var(--font-serif);
  font-style: italic;
}

/* ── Rating ── */
.product-rating {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.stars {
  display: flex;
  gap: 2px;
  color: var(--gold-400);
}

.star {
  font-size: 14px;
  line-height: 1;
}

.rating-score {
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.rating-count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.rating-count a { text-decoration: underline; text-underline-offset: 2px; }
.rating-count a:hover { color: var(--color-text); }

/* ── Price Block ── */
.price-block { display: flex; flex-direction: column; gap: var(--space-1); }

.price-main {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.price-current {
  font-family: var(--font-serif);
  font-size: var(--text-4xl);
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  line-height: 1;
}

.price-original {
  font-size: var(--text-xl);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.price-savings {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-success);
  background: var(--color-success-bg);
  padding: 2px var(--space-2);
  border-radius: var(--radius-full);
}

.price-breakdown {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.price-breakdown span {
  color: var(--color-text-secondary);
  font-weight: var(--weight-medium);
}

/* ── Shipping Progress ── */
.shipping-progress {
  display: flex;
  flex-direction: column;
  gap: var(--space-1-5);
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
}

.shipping-progress__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.shipping-progress__text strong {
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

.progress-track {
  height: 4px;
  background: var(--color-border);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-400), var(--gold-300));
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-out);
  width: 0%;
}

/* ── Configurator ── */
.configurator {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.config-group { display: flex; flex-direction: column; gap: var(--space-3); }

.config-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.config-label__name {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  font-weight: var(--weight-semibold);
  color: var(--color-text-secondary);
}

.config-label__selected {
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: var(--weight-medium);
}

.config-label__price {
  font-size: var(--text-sm);
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

/* Material swatches */
.material-swatches {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.swatch-btn {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-2);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  min-width: 72px;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.swatch-btn:hover {
  border-color: var(--color-text-muted);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.swatch-btn.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-gold);
}

.swatch-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.swatch-btn.out-of-stock {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.swatch-btn.out-of-stock::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    -45deg,
    transparent,
    transparent 4px,
    rgba(0,0,0,0.08) 4px,
    rgba(0,0,0,0.08) 5px
  );
  border-radius: inherit;
}

.swatch-dot {
  width: 28px;
  height: 28px;
  border-radius: var(--radius-full);
  box-shadow: inset 0 1px 3px rgba(0,0,0,0.2), 0 1px 2px rgba(0,0,0,0.1);
}

.swatch-name {
  font-size: var(--text-xs);
  text-align: center;
  color: var(--color-text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 72px;
}

.swatch-price-adj {
  font-size: 10px;
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

/* Option pills (nib, trim, engraving) */
.option-pills {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.option-pill {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast);
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.option-pill:hover {
  border-color: var(--color-text-muted);
}

.option-pill.active {
  border-color: var(--color-primary);
  color: var(--color-text);
  background: var(--gold-50);
}

[data-theme="dark"] .option-pill.active {
  background: rgba(184, 149, 42, 0.12);
}

.option-pill:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.option-pill.out-of-stock {
  opacity: 0.4;
  cursor: not-allowed;
  pointer-events: none;
  text-decoration: line-through;
}

.option-pill__label { font-weight: var(--weight-medium); }
.option-pill__adj {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

/* Trim color strips */
.trim-swatches {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.trim-swatch {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-lg);
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.trim-swatch:hover { border-color: var(--color-text-muted); }

.trim-swatch.active {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-gold);
}

.trim-swatch:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.trim-color-strip {
  width: 32px;
  height: 8px;
  border-radius: var(--radius-full);
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.2);
}

.trim-swatch__name {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.trim-swatch.active .trim-swatch__name { color: var(--color-text); }

/* Engraving text input */
.engraving-input-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

.engraving-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-base);
  letter-spacing: var(--tracking-wider);
  font-family: var(--font-serif);
  transition: border-color var(--duration-fast);
}

.engraving-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 149, 42, 0.15);
}

.engraving-input::placeholder {
  color: var(--color-text-muted);
  letter-spacing: normal;
  font-style: italic;
}

.char-count {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: right;
}

/* ── Quantity ── */
.quantity-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.qty-control {
  display: flex;
  align-items: center;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-surface);
}

.qty-btn {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  font-weight: var(--weight-light);
  color: var(--color-text-secondary);
  transition: background var(--duration-fast), color var(--duration-fast);
  flex-shrink: 0;
}

.qty-btn:hover {
  background: var(--color-border-subtle);
  color: var(--color-text);
}

.qty-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.qty-display {
  min-width: 40px;
  text-align: center;
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  padding: 0 var(--space-2);
  color: var(--color-text);
}

.qty-break {
  font-size: var(--text-xs);
  color: var(--color-success);
  font-weight: var(--weight-semibold);
  background: var(--color-success-bg);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-full);
}

/* ── CTA Buttons ── */
.cta-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-radius: var(--radius-lg);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  transition: all var(--duration-normal) var(--ease-out);
  cursor: pointer;
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
  min-height: 48px;
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.btn--primary {
  background: var(--gold-500);
  color: white;
  border-color: var(--gold-500);
}

.btn--primary:hover {
  background: var(--gold-400);
  border-color: var(--gold-400);
  box-shadow: var(--shadow-gold);
  transform: translateY(-1px);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: none;
}

.btn--outline {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn--outline:hover {
  border-color: var(--color-text-muted);
  background: var(--color-surface);
}

.btn--ghost {
  background: transparent;
  color: var(--color-text-secondary);
  border-color: transparent;
  padding: var(--space-2) var(--space-3);
}

.btn--ghost:hover {
  color: var(--color-text);
  background: var(--color-border-subtle);
}

.btn--full { width: 100%; }

.btn--lg {
  padding: var(--space-5) var(--space-8);
  font-size: var(--text-base);
  min-height: 54px;
}

.btn__ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transform: scale(0);
  animation: ripple 500ms ease-out;
  pointer-events: none;
}

@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

.btn-loading { pointer-events: none; }
.btn-loading .btn__text { opacity: 0; }
.btn-loading::after {
  content: '';
  position: absolute;
  width: 18px; height: 18px;
  border: 2px solid rgba(255,255,255,0.4);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 600ms linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Trust Signals ── */
.trust-signals {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-subtle);
  background: var(--color-surface);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.trust-icon {
  font-size: 16px;
  flex-shrink: 0;
  width: 20px;
  text-align: center;
}

.trust-item strong { color: var(--color-text); }

/* ── Size Recommendation ── */
.size-rec {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
}

.size-rec__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.size-rec__form {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.size-rec__row {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.size-rec__field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  flex: 1;
  min-width: 120px;
}

.size-rec__field label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
}

.form-select {
  padding: var(--space-2) var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-size: var(--text-sm);
  color: var(--color-text);
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6B75' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  padding-right: var(--space-8);
  cursor: pointer;
}

.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 149, 42, 0.15);
}

.size-rec__result {
  padding: var(--space-3);
  border-radius: var(--radius-md);
  background: var(--gold-50);
  border: 1px solid var(--gold-200);
  font-size: var(--text-sm);
  display: none;
}

[data-theme="dark"] .size-rec__result {
  background: rgba(184, 149, 42, 0.12);
  border-color: rgba(184, 149, 42, 0.3);
}

.size-rec__result.visible { display: block; }

.size-rec__result strong {
  color: var(--gold-700);
}

[data-theme="dark"] .size-rec__result strong { color: var(--gold-300); }

/* ========================================
   PRODUCT DESCRIPTION / TABS
   ======================================== */

.product-tabs { padding: var(--space-12) 0; border-top: 1px solid var(--color-border-subtle); }

.tabs-header {
  display: flex;
  gap: var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
  margin-bottom: var(--space-8);
  overflow-x: auto;
  scrollbar-width: none;
}

.tabs-header::-webkit-scrollbar { display: none; }

.tab-btn {
  flex-shrink: 0;
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  padding: var(--space-3) 0;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color var(--duration-fast), border-color var(--duration-fast);
}

.tab-btn:hover { color: var(--color-text); }

.tab-btn.active {
  color: var(--color-text);
  border-bottom-color: var(--color-primary);
}

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-6);
  margin-top: var(--space-6);
}

.feature-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
}

.feature-icon {
  font-size: 24px;
  line-height: 1;
}

.feature-title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.feature-desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.specs-table {
  width: 100%;
  border-collapse: collapse;
}

.specs-table tr {
  border-bottom: 1px solid var(--color-border-subtle);
}

.specs-table tr:last-child { border-bottom: none; }

.specs-table th, .specs-table td {
  padding: var(--space-3) var(--space-2);
  text-align: left;
  font-size: var(--text-sm);
}

.specs-table th {
  color: var(--color-text-muted);
  font-weight: var(--weight-regular);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  font-size: var(--text-xs);
  width: 45%;
}

.specs-table td {
  color: var(--color-text);
  font-weight: var(--weight-medium);
}

/* Reviews */
.reviews-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
  gap: var(--space-4);
}

.reviews-summary {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.reviews-big-score {
  font-family: var(--font-serif);
  font-size: var(--text-5xl);
  line-height: 1;
  color: var(--color-text);
}

.reviews-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: var(--space-5);
}

.review-card {
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--color-surface);
  border: 1px solid var(--color-border-subtle);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.review-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.review-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--gold-300), var(--gold-500));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: white;
  flex-shrink: 0;
}

.review-name {
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.review-date {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.review-verified {
  font-size: var(--text-xs);
  color: var(--color-success);
  font-weight: var(--weight-medium);
}

.review-title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.review-body {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

/* ========================================
   FREQUENTLY BOUGHT TOGETHER
   ======================================== */

.bundle-section {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-border-subtle);
}

.section-heading {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  letter-spacing: var(--tracking-tight);
  color: var(--color-text);
  margin-bottom: var(--space-2);
}

.section-sub {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.bundle-products {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-wrap: wrap;
  margin-bottom: var(--space-6);
}

.bundle-product {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  border: 2px solid var(--color-border-subtle);
  background: var(--color-surface);
  min-width: 130px;
  max-width: 160px;
  cursor: pointer;
  transition: border-color var(--duration-fast);
}

.bundle-product.selected { border-color: var(--color-primary); }

.bundle-product__img {
  aspect-ratio: 1;
  background: var(--color-border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.bundle-product__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.bundle-product__price {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.bundle-plus {
  font-size: var(--text-2xl);
  color: var(--color-text-muted);
  font-weight: var(--weight-light);
  flex-shrink: 0;
}

.bundle-total {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.bundle-price-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.bundle-original {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  text-decoration: line-through;
}

.bundle-current {
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  color: var(--color-text);
}

.bundle-savings-badge {
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-success-bg);
  color: var(--color-success);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
}

/* ========================================
   RELATED PRODUCTS
   ======================================== */

.related-section { padding: var(--space-12) 0; border-top: 1px solid var(--color-border-subtle); }

.search-filter-bar {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
}

.search-input-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
}

.search-input {
  width: 100%;
  padding: var(--space-3) var(--space-4) var(--space-3) var(--space-10);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  font-size: var(--text-sm);
  color: var(--color-text);
  transition: border-color var(--duration-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 149, 42, 0.15);
}

.search-icon {
  position: absolute;
  left: var(--space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

.filter-chips {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
}

.filter-chip {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast);
}

.filter-chip:hover { border-color: var(--color-text-muted); }

.filter-chip.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--gold-50);
}

[data-theme="dark"] .filter-chip.active {
  background: rgba(184, 149, 42, 0.12);
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-5);
}

.product-card {
  border-radius: var(--radius-xl);
  border: 1px solid var(--color-border-subtle);
  background: var(--color-surface);
  overflow: hidden;
  transition: transform var(--duration-normal) var(--ease-out), box-shadow var(--duration-normal) var(--ease-out);
  cursor: pointer;
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.product-card:focus-within {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.product-card__img {
  aspect-ratio: 4/3;
  background: var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.product-card__img svg {
  width: 80%;
  height: 80%;
}

.product-card__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.product-card__name {
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  color: var(--color-text);
  font-family: var(--font-serif);
}

.product-card__desc {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-2);
}

.product-card__price {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  color: var(--color-text);
}

.product-card__rating {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ========================================
   BRAND STORY
   ======================================== */

.brand-story {
  padding: var(--space-16) 0;
  border-top: 1px solid var(--color-border-subtle);
}

.brand-story__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

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

.brand-story__content { display: flex; flex-direction: column; gap: var(--space-4); }

.brand-story__eyebrow {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

.brand-story__title {
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  letter-spacing: var(--tracking-tight);
}

.brand-story__text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
}

.brand-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}

.brand-stat { display: flex; flex-direction: column; gap: var(--space-1); }

.brand-stat__number {
  font-family: var(--font-serif);
  font-size: var(--text-3xl);
  color: var(--color-primary);
  line-height: 1;
}

.brand-stat__label {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.brand-story__visual {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  background: linear-gradient(145deg, var(--ink-800) 0%, var(--ink-700) 50%, var(--ink-600) 100%);
  aspect-ratio: 4/3;
  display: flex;
  align-items: center;
  justify-content: center;
}

.brand-story__quote {
  padding: var(--space-8);
  text-align: center;
}

.brand-story__quote blockquote {
  font-family: var(--font-serif);
  font-size: clamp(var(--text-xl), 3vw, var(--text-3xl));
  color: var(--cream-100);
  line-height: var(--leading-snug);
  font-style: italic;
}

.brand-story__quote cite {
  display: block;
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: var(--gold-300);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  font-style: normal;
}

/* ========================================
   CART DRAWER
   ======================================== */

.cart-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-overlay);
  z-index: var(--z-overlay);
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out);
}

.cart-backdrop.visible {
  display: block;
  opacity: 1;
}

.cart-drawer {
  position: fixed;
  top: 0;
  right: 0;
  height: 100%;
  width: min(var(--drawer-width), 100vw);
  background: var(--color-surface);
  z-index: var(--z-drawer);
  display: flex;
  flex-direction: column;
  transform: translateX(100%);
  transition: transform var(--duration-slow) var(--ease-out);
  box-shadow: var(--shadow-2xl);
}

.cart-drawer.open { transform: translateX(0); }

.cart-drawer__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
  flex-shrink: 0;
}

.cart-drawer__title {
  font-size: var(--text-xl);
  font-family: var(--font-serif);
}

.cart-drawer__count {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-left: var(--space-2);
}

.cart-drawer__body {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: var(--space-4) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.cart-empty {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  text-align: center;
  padding: var(--space-12);
}

.cart-empty__icon { font-size: 48px; opacity: 0.3; }

.cart-empty__title {
  font-family: var(--font-serif);
  font-size: var(--text-xl);
  color: var(--color-text);
}

.cart-empty__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.cart-item {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--color-border-subtle);
}

.cart-item:last-child { border-bottom: none; }

.cart-item__thumb {
  width: 72px;
  height: 72px;
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.cart-item__body { flex: 1; display: flex; flex-direction: column; gap: var(--space-1); }

.cart-item__name {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.cart-item__config {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: var(--leading-relaxed);
}

.cart-item__actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-1);
}

.cart-item__qty {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.cart-qty-btn {
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  transition: background var(--duration-fast);
}

.cart-qty-btn:hover { background: var(--color-border-subtle); }

.cart-qty-num {
  font-size: var(--text-sm);
  min-width: 20px;
  text-align: center;
  font-weight: var(--weight-medium);
}

.cart-item__price {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.cart-item__remove {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--duration-fast);
}

.cart-item__remove:hover { color: var(--color-error); }

/* Coupon field */
.coupon-row {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-4) 0;
  border-top: 1px solid var(--color-border-subtle);
}

.coupon-input {
  flex: 1;
  padding: var(--space-2-5) var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-bg);
  font-size: var(--text-sm);
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  transition: border-color var(--duration-fast);
}

.coupon-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 149, 42, 0.15);
}

.coupon-feedback {
  font-size: var(--text-xs);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  margin-top: var(--space-1);
}

.coupon-feedback.success {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.coupon-feedback.error {
  background: var(--color-error-bg);
  color: var(--color-error);
}

/* Cart footer */
.cart-drawer__footer {
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-4) var(--space-6);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.order-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.order-line.total {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-border-subtle);
}

.order-line.discount {
  color: var(--color-success);
}

.loyalty-points-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-align: center;
}

.loyalty-points-note strong { color: var(--color-primary); }

/* ========================================
   CHECKOUT VIEW
   ======================================== */

.checkout-view {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-8) var(--space-4);
}

.checkout-progress {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: var(--space-10);
  overflow-x: auto;
  padding: var(--space-2) 0;
}

.checkout-step-indicator {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.step-circle {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-border);
  background: var(--color-surface);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  color: var(--color-text-muted);
  transition: all var(--duration-normal);
  flex-shrink: 0;
  position: relative;
  z-index: 1;
}

.step-circle.active {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: white;
}

.step-circle.done {
  border-color: var(--color-success);
  background: var(--color-success);
  color: white;
}

.step-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
  margin-top: var(--space-1);
  text-align: center;
}

.step-line {
  height: 2px;
  width: 48px;
  background: var(--color-border);
  flex-shrink: 0;
  transition: background var(--duration-normal);
}

.step-line.done { background: var(--color-success); }

.step-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.checkout-panel {
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  border: 1px solid var(--color-border-subtle);
  overflow: hidden;
}

.checkout-panel__header {
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--color-border-subtle);
}

.checkout-panel__title {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  color: var(--color-text);
}

.checkout-panel__body { padding: var(--space-6); }

/* Form layout */
.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

@media (min-width: 480px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
  .form-grid .full-width { grid-column: 1 / -1; }
}

.form-field { display: flex; flex-direction: column; gap: var(--space-1-5); }

.form-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.form-label .required {
  color: var(--color-error);
  margin-left: 2px;
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  font-size: var(--text-base);
  color: var(--color-text);
  transition: border-color var(--duration-fast), box-shadow var(--duration-fast);
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 149, 42, 0.15);
}

.form-input.error {
  border-color: var(--color-error);
  box-shadow: 0 0 0 3px rgba(198, 40, 40, 0.15);
}

.form-error {
  font-size: var(--text-xs);
  color: var(--color-error);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* Shipping options */
.shipping-options { display: flex; flex-direction: column; gap: var(--space-3); }

.shipping-option {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  border: 2px solid var(--color-border);
  cursor: pointer;
  transition: border-color var(--duration-fast);
}

.shipping-option:hover { border-color: var(--color-text-muted); }
.shipping-option.selected { border-color: var(--color-primary); background: var(--gold-50); }

[data-theme="dark"] .shipping-option.selected { background: rgba(184, 149, 42, 0.08); }

.shipping-option input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
  flex-shrink: 0;
}

.shipping-option__body { flex: 1; }

.shipping-option__name {
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  color: var(--color-text);
}

.shipping-option__days {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

.shipping-option__price {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.shipping-option__price.free { color: var(--color-success); }

/* Payment methods */
.payment-methods { display: flex; flex-direction: column; gap: var(--space-3); }

.payment-method {
  border-radius: var(--radius-xl);
  border: 2px solid var(--color-border);
  overflow: hidden;
  cursor: pointer;
  transition: border-color var(--duration-fast);
}

.payment-method.selected { border-color: var(--color-primary); }

.payment-method__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
}

.payment-method input[type="radio"] {
  width: 18px;
  height: 18px;
  accent-color: var(--color-primary);
}

.payment-method__label {
  font-weight: var(--weight-semibold);
  font-size: var(--text-base);
  color: var(--color-text);
}

.payment-method__icons {
  margin-left: auto;
  display: flex;
  gap: var(--space-2);
}

.payment-card-icon {
  width: 36px;
  height: 22px;
  border-radius: 3px;
  background: var(--color-border-subtle);
  border: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 8px;
  font-weight: var(--weight-bold);
  letter-spacing: 0.5px;
  color: var(--color-text-muted);
}

.payment-method__body {
  border-top: 1px solid var(--color-border-subtle);
  padding: var(--space-4);
  display: none;
}

.payment-method.selected .payment-method__body { display: block; }

/* Checkout summary panel */
.checkout-summary {
  margin-top: var(--space-6);
  padding: var(--space-5);
  border-radius: var(--radius-xl);
  background: var(--color-bg);
  border: 1px solid var(--color-border-subtle);
}

.checkout-summary__title {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-4);
}

.checkout-summary__items { display: flex; flex-direction: column; gap: var(--space-3); }

.summary-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--text-sm);
}

.summary-item__thumb {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.summary-item__body { flex: 1; }

.summary-item__name { font-weight: var(--weight-medium); color: var(--color-text); }

.summary-item__config {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.summary-item__price {
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.checkout-nav {
  display: flex;
  justify-content: space-between;
  margin-top: var(--space-6);
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* Confirmation */
.confirmation-view {
  text-align: center;
  padding: var(--space-16) var(--space-4);
  max-width: 600px;
  margin: 0 auto;
}

.confirmation-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background: var(--color-success-bg);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  font-size: 36px;
}

.confirmation-order-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  letter-spacing: var(--tracking-wider);
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
  margin-bottom: var(--space-4);
}

.confirmation-title {
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--space-3);
}

.confirmation-text {
  font-size: var(--text-base);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-8);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: left;
  background: var(--color-surface);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  border: 1px solid var(--color-border-subtle);
  margin-bottom: var(--space-8);
}

.timeline-item {
  display: flex;
  gap: var(--space-3);
}

.timeline-dot {
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  flex-shrink: 0;
  margin-top: 6px;
}

.timeline-item__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--color-text);
}

.timeline-item__desc {
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
}

/* Points earned */
.points-earned {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-xl);
  background: var(--gold-50);
  border: 1px solid var(--gold-200);
  margin-bottom: var(--space-6);
}

[data-theme="dark"] .points-earned {
  background: rgba(184, 149, 42, 0.12);
  border-color: rgba(184, 149, 42, 0.3);
}

.points-earned__icon { font-size: 24px; }

.points-earned__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
}

.points-earned__text strong {
  font-size: var(--text-xl);
  color: var(--gold-600);
  font-family: var(--font-serif);
}

[data-theme="dark"] .points-earned__text strong { color: var(--gold-300); }

/* ========================================
   AI ASSISTANT
   ======================================== */

.ai-toggle {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: var(--z-modal);
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--ink-900);
  color: var(--cream-100);
  box-shadow: var(--shadow-2xl);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--duration-normal) var(--ease-spring), background var(--duration-fast);
  border: 2px solid rgba(255,255,255,0.1);
}

[data-theme="dark"] .ai-toggle {
  background: var(--gold-500);
  color: var(--ink-900);
}

.ai-toggle:hover { transform: scale(1.1); }

.ai-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.ai-toggle svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
}

.ai-toggle__pulse {
  position: absolute;
  top: -2px;
  right: -2px;
  width: 12px;
  height: 12px;
  border-radius: var(--radius-full);
  background: var(--gold-400);
  animation: pulse-ring 2s ease-out infinite;
}

@keyframes pulse-ring {
  0% { box-shadow: 0 0 0 0 rgba(212, 175, 85, 0.5); }
  70% { box-shadow: 0 0 0 8px rgba(212, 175, 85, 0); }
  100% { box-shadow: 0 0 0 0 rgba(212, 175, 85, 0); }
}

.ai-panel {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  width: min(380px, calc(100vw - var(--space-8)));
  max-height: calc(100dvh - 80px - var(--space-12));
  background: var(--color-surface);
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--color-border-subtle);
  z-index: var(--z-modal);
  display: flex;
  flex-direction: column;
  transform: translateY(20px) scale(0.95);
  opacity: 0;
  pointer-events: none;
  transition: transform var(--duration-slow) var(--ease-spring), opacity var(--duration-slow) var(--ease-out);
  overflow: hidden;
}

.ai-panel.open {
  transform: translateY(0) scale(1);
  opacity: 1;
  pointer-events: all;
}

.ai-panel__header {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

.ai-avatar {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--ink-700), var(--ink-500));
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  position: relative;
}

[data-theme="dark"] .ai-avatar {
  background: linear-gradient(135deg, var(--gold-700), var(--gold-500));
}

.ai-avatar__icon {
  font-size: 18px;
}

.ai-status-dot {
  position: absolute;
  bottom: 1px;
  right: 1px;
  width: 8px;
  height: 8px;
  border-radius: var(--radius-full);
  background: var(--color-success);
  border: 2px solid var(--color-surface);
}

.ai-panel__title {
  font-weight: var(--weight-semibold);
  font-size: var(--text-sm);
  color: var(--color-text);
}

.ai-panel__subtitle {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.ai-panel__body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  scrollbar-width: thin;
  scrollbar-color: var(--color-border) transparent;
}

.ai-message {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  max-width: 90%;
}

.ai-message.user { align-self: flex-end; align-items: flex-end; }
.ai-message.agent { align-self: flex-start; align-items: flex-start; }

.ai-message__bubble {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-xl);
  font-size: var(--text-sm);
  line-height: var(--leading-relaxed);
}

.ai-message.user .ai-message__bubble {
  background: var(--ink-800);
  color: var(--cream-100);
  border-bottom-right-radius: var(--radius-sm);
}

[data-theme="dark"] .ai-message.user .ai-message__bubble {
  background: var(--gold-500);
  color: var(--ink-900);
}

.ai-message.agent .ai-message__bubble {
  background: var(--color-bg);
  color: var(--color-text);
  border-bottom-left-radius: var(--radius-sm);
  border: 1px solid var(--color-border-subtle);
}

.ai-action-log {
  display: flex;
  flex-direction: column;
  gap: var(--space-1-5);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border-subtle);
}

.ai-action-log__title {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: var(--weight-semibold);
}

.ai-action-step {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  padding: var(--space-1-5) var(--space-2);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  transition: background var(--duration-fast);
}

.ai-action-step.running {
  color: var(--color-primary);
}

.ai-action-step.done {
  color: var(--color-success);
}

.ai-action-step.undone {
  text-decoration: line-through;
  opacity: 0.5;
}

.ai-step-icon {
  font-size: 12px;
  flex-shrink: 0;
}

.ai-step-spinner {
  width: 10px;
  height: 10px;
  border: 1.5px solid var(--gold-200);
  border-top-color: var(--gold-500);
  border-radius: 50%;
  animation: spin 600ms linear infinite;
  flex-shrink: 0;
}

.ai-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.ai-suggestion-btn {
  padding: var(--space-1-5) var(--space-3);
  border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: var(--text-xs);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: all var(--duration-fast);
  white-space: nowrap;
}

.ai-suggestion-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--gold-50);
}

[data-theme="dark"] .ai-suggestion-btn:hover {
  background: rgba(184, 149, 42, 0.1);
}

.ai-undo-btn {
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-decoration: underline;
  text-underline-offset: 2px;
  cursor: pointer;
  transition: color var(--duration-fast);
}

.ai-undo-btn:hover { color: var(--gold-700); }

.ai-panel__input-row {
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--color-border-subtle);
  display: flex;
  gap: var(--space-2);
  flex-shrink: 0;
}

.ai-input {
  flex: 1;
  padding: var(--space-2-5) var(--space-3);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-xl);
  background: var(--color-bg);
  font-size: var(--text-sm);
  resize: none;
  line-height: var(--leading-normal);
  max-height: 80px;
  overflow-y: auto;
}

.ai-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(184, 149, 42, 0.12);
}

.ai-send-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  align-self: flex-end;
  transition: all var(--duration-fast);
}

.ai-send-btn:hover { background: var(--gold-400); transform: scale(1.05); }

.ai-send-btn svg {
  width: 16px;
  height: 16px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
}

/* ========================================
   GAMIFICATION
   ======================================== */

.loyalty-banner {
  padding: var(--space-4) var(--space-5);
  background: linear-gradient(135deg, var(--ink-900), var(--ink-700));
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.loyalty-banner__tier {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}

.tier-badge {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.tier-badge--copper { background: linear-gradient(135deg, #B87333, #D4956A); }
.tier-badge--silver { background: linear-gradient(135deg, #9BA4AE, #D6DFEA); }
.tier-badge--gold   { background: linear-gradient(135deg, var(--gold-600), var(--gold-300)); }
.tier-badge--plat   { background: linear-gradient(135deg, #E5E8EE, #A8B2BE); }

.loyalty-banner__content { flex: 1; min-width: 150px; }

.loyalty-banner__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--cream-100);
}

.loyalty-banner__sub {
  font-size: var(--text-xs);
  color: var(--ink-200);
}

.loyalty-banner__progress {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
}

.loyalty-track {
  flex: 1;
  height: 4px;
  background: rgba(255,255,255,0.2);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.loyalty-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--gold-400), var(--gold-300));
  border-radius: var(--radius-full);
  transition: width var(--duration-slow) var(--ease-out);
}

.loyalty-pts {
  font-size: var(--text-xs);
  color: var(--gold-300);
  font-weight: var(--weight-semibold);
  white-space: nowrap;
}

/* Achievement overlay */
.achievement-overlay {
  position: fixed;
  top: var(--space-6);
  left: 50%;
  transform: translateX(-50%) translateY(-100px);
  z-index: var(--z-toast);
  transition: transform var(--duration-slow) var(--ease-spring);
  pointer-events: none;
  max-width: 340px;
  width: calc(100vw - var(--space-8));
}

.achievement-overlay.show {
  transform: translateX(-50%) translateY(0);
}

.achievement-card {
  background: linear-gradient(135deg, var(--ink-900), var(--ink-700));
  border: 1px solid rgba(212, 175, 85, 0.3);
  border-radius: var(--radius-2xl);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  box-shadow: var(--shadow-2xl);
}

.achievement-icon {
  font-size: 36px;
  flex-shrink: 0;
  animation: pop 400ms var(--ease-spring) forwards;
}

@keyframes pop {
  0% { transform: scale(0); }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.achievement-content {}

.achievement-title {
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--cream-100);
}

.achievement-desc {
  font-size: var(--text-sm);
  color: var(--gold-300);
  margin-top: 2px;
}

/* ========================================
   TOAST NOTIFICATIONS
   ======================================== */

.toast-container {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  align-items: center;
  pointer-events: none;
  max-width: 400px;
  width: calc(100vw - var(--space-8));
}

.toast {
  background: var(--ink-800);
  color: var(--cream-100);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  box-shadow: var(--shadow-xl);
  pointer-events: all;
  animation: toast-in 250ms var(--ease-spring) forwards;
  text-align: center;
}

.toast.success { background: var(--color-success); }
.toast.error   { background: var(--color-error); }
.toast.gold    { background: var(--gold-600); }

.toast.out { animation: toast-out 250ms var(--ease-in) forwards; }

@keyframes toast-in {
  from { transform: translateY(20px) scale(0.95); opacity: 0; }
  to   { transform: translateY(0) scale(1); opacity: 1; }
}

@keyframes toast-out {
  to { transform: translateY(-10px) scale(0.9); opacity: 0; }
}

/* ========================================
   FOOTER
   ======================================== */

.site-footer {
  border-top: 1px solid var(--color-border-subtle);
  background: var(--color-surface);
  padding: var(--space-12) 0 var(--space-8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-10);
}

@media (min-width: 640px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }

.footer-brand { display: flex; flex-direction: column; gap: var(--space-4); }

.footer-brand__name {
  font-family: var(--font-serif);
  font-size: var(--text-2xl);
  letter-spacing: var(--tracking-wider);
  color: var(--color-text);
}

.footer-brand__text {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  line-height: var(--leading-relaxed);
  max-width: 280px;
}

.footer-col__title {
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-widest);
  text-transform: uppercase;
  font-weight: var(--weight-semibold);
  color: var(--color-text);
  margin-bottom: var(--space-4);
}

.footer-links { display: flex; flex-direction: column; gap: var(--space-2); }

.footer-links a {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  transition: color var(--duration-fast);
}

.footer-links a:hover { color: var(--color-text); }

.footer-bottom {
  border-top: 1px solid var(--color-border-subtle);
  padding-top: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
}

.footer-copyright {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.footer-badges {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.security-badge {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* ========================================
   LOADING & EMPTY STATES
   ======================================== */

.skeleton {
  background: linear-gradient(90deg, var(--color-border-subtle) 25%, var(--color-border) 50%, var(--color-border-subtle) 75%);
  background-size: 200% 100%;
  animation: skeleton-shimmer 1.5s infinite;
  border-radius: var(--radius-md);
}

@keyframes skeleton-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ========================================
   UTILITY CLASSES
   ======================================== */

.divider {
  border: none;
  border-top: 1px solid var(--color-border-subtle);
}

.text-gold { color: var(--color-primary); }
.text-muted { color: var(--color-text-muted); }
.text-small { font-size: var(--text-sm); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.hidden { display: none !important; }
.visible { display: block; }

/* Theme toggle */
.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-secondary);
  transition: all var(--duration-fast);
}

.theme-toggle:hover {
  background: var(--color-border-subtle);
  color: var(--color-text);
}

.theme-toggle:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.theme-toggle svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  transition: opacity var(--duration-fast);
}

/* ========================================
   MICRO-ANIMATIONS
   ======================================== */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(16px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.95); }
  to   { opacity: 1; transform: scale(1); }
}

.animate-in { animation: fadeInUp 400ms var(--ease-out) both; }

/* Add-to-cart pulse */
@keyframes cartPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.2); }
}

.cart-pulse { animation: cartPulse 300ms var(--ease-spring); }

/* ========================================
   RESPONSIVE ADJUSTMENTS
   ======================================== */

@media (max-width: 480px) {
  .product-name { font-size: var(--text-3xl); }
  .price-current { font-size: var(--text-3xl); }
  .material-swatches { gap: var(--space-1-5); }
  .swatch-btn { min-width: 60px; }
  .bundle-products { gap: var(--space-2); }
  .bundle-product { min-width: 110px; max-width: 130px; }
}

@media (min-width: 1400px) {
  .product-hero { grid-template-columns: 60% 40%; gap: var(--space-16); }
}