/* ═══════════════════════════════════════════════════════════
   3DESHER — DESIGN SYSTEM COMPONENT LAYER
   Builds on top of style.css tokens. Do NOT duplicate variables.
   Naming: .ds-* prefix for all shared components.
   ═══════════════════════════════════════════════════════════ */

/* ── 0. Reduced Motion ───────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .ds-reveal,
  .ds-skel::after,
  [data-reveal] {
    animation: none !important;
    transition: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ── 1. Scroll Reveal (native IntersectionObserver) ─────── */
.ds-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.6s cubic-bezier(0.22,1,0.36,1),
              transform 0.6s cubic-bezier(0.22,1,0.36,1);
  will-change: opacity, transform;
}
.ds-reveal.is-visible {
  opacity: 1;
  transform: none;
}
.ds-reveal--delay-1 { transition-delay: 0.08s; }
.ds-reveal--delay-2 { transition-delay: 0.16s; }
.ds-reveal--delay-3 { transition-delay: 0.24s; }
.ds-reveal--delay-4 { transition-delay: 0.32s; }
.ds-reveal--delay-5 { transition-delay: 0.40s; }

/* ── 2. Section Header ───────────────────────────────────── */
.ds-section-head {
  margin-bottom: 2.5rem;
}
.ds-section-head--center {
  text-align: center;
  max-width: 620px;
  margin-inline: auto;
  margin-bottom: 2.5rem;
}
.ds-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--orange);
  background: var(--orange-dim);
  border: 1px solid var(--orange-border);
  padding: .28rem .72rem;
  border-radius: 100px;
  margin-bottom: .75rem;
}
.ds-section-title {
  font-size: clamp(1.5rem, 3.5vw, 2.4rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -.025em;
  color: var(--text);
  margin: 0 0 .6rem;
}
.ds-section-title span {
  color: var(--orange);
}
.ds-section-lead {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
  max-width: 560px;
}
.ds-section-head--center .ds-section-lead {
  margin-inline: auto;
}

/* ── 3. Product Card ─────────────────────────────────────── */
.ds-product-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.22s cubic-bezier(0.22,1,0.36,1),
              box-shadow 0.22s ease,
              border-color 0.22s ease;
  text-decoration: none;
  color: var(--text);
  position: relative;
}
.ds-product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--orange-border);
  color: var(--text);
}
.ds-product-card__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--bg-soft);
  flex-shrink: 0;
}
.ds-product-card__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.22,1,0.36,1);
  display: block;
}
.ds-product-card:hover .ds-product-card__img-wrap img {
  transform: scale(1.05);
}
.ds-product-card__badges {
  position: absolute;
  top: .6rem;
  left: .6rem;
  display: flex;
  flex-wrap: wrap;
  gap: .3rem;
  z-index: 1;
}
.ds-product-card__wishlist {
  position: absolute;
  top: .6rem;
  right: .6rem;
  z-index: 1;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: rgba(0,0,0,.45);
  backdrop-filter: blur(8px);
  border: 0;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .85rem;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s ease, background 0.2s ease, color 0.2s ease;
}
.ds-product-card:hover .ds-product-card__wishlist {
  opacity: 1;
}
.ds-product-card__wishlist.is-active {
  opacity: 1;
  background: var(--orange);
  color: #fff;
}
.ds-product-card__body {
  padding: 1rem 1rem .85rem;
  display: flex;
  flex-direction: column;
  flex: 1;
  gap: .35rem;
}
.ds-product-card__seller {
  font-size: .72rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ds-product-card__seller a {
  color: var(--text-muted);
  transition: color 0.15s;
}
.ds-product-card__seller a:hover { color: var(--orange); }
.ds-product-card__name {
  font-size: .93rem;
  font-weight: 600;
  color: var(--text);
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ds-product-card__rating {
  display: flex;
  align-items: center;
  gap: .3rem;
  font-size: .78rem;
  color: var(--text-muted);
}
.ds-product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
  padding-top: .5rem;
  border-top: 1px solid var(--border);
  gap: .5rem;
}
.ds-product-card__price {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text);
  letter-spacing: -.02em;
}
.ds-product-card__price--old {
  font-size: .78rem;
  font-weight: 400;
  color: var(--text-muted);
  text-decoration: line-through;
  margin-left: .3rem;
}
.ds-product-card__btn {
  flex-shrink: 0;
  height: 32px;
  padding: 0 .75rem;
  border-radius: 8px;
  background: var(--orange);
  color: #fff;
  border: 0;
  font-size: .8rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.15s, transform 0.15s;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: .3rem;
}
.ds-product-card__btn:hover {
  background: var(--primary-dark, #e65f00);
  transform: scale(1.03);
  color: #fff;
}
.ds-product-card__btn:disabled,
.ds-product-card__btn.is-disabled {
  background: var(--text-sub);
  cursor: not-allowed;
  transform: none;
}

/* Product card skeleton */
.ds-product-card--skel .ds-product-card__img-wrap { background: transparent; }

/* ── 4. Seller / Printer Card ────────────────────────────── */
.ds-seller-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .75rem;
  transition: transform 0.22s cubic-bezier(0.22,1,0.36,1),
              box-shadow 0.22s ease, border-color 0.22s ease;
  text-decoration: none;
  color: var(--text);
}
.ds-seller-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--orange-border);
  color: var(--text);
}
.ds-seller-card__head {
  display: flex;
  align-items: center;
  gap: .85rem;
}
.ds-seller-card__avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  background: var(--bg-soft);
  border: 2px solid var(--border);
}
.ds-seller-card__info { flex: 1; min-width: 0; }
.ds-seller-card__name {
  font-size: .95rem;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ds-seller-card__meta {
  font-size: .75rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: .4rem;
  flex-wrap: wrap;
  margin-top: .15rem;
}
.ds-seller-card__desc {
  font-size: .82rem;
  color: var(--text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ds-seller-card__stats {
  display: flex;
  gap: 1rem;
  padding-top: .5rem;
  border-top: 1px solid var(--border);
}
.ds-seller-card__stat { text-align: center; }
.ds-seller-card__stat-num {
  font-size: .92rem;
  font-weight: 700;
  color: var(--text);
  display: block;
}
.ds-seller-card__stat-lab {
  font-size: .68rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ── 5. Badges ───────────────────────────────────────────── */
.ds-badge {
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  padding: .2rem .55rem;
  border-radius: 6px;
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .02em;
  line-height: 1.3;
  white-space: nowrap;
}
.ds-badge--orange   { background: var(--orange-dim); color: var(--orange); border: 1px solid var(--orange-border); }
.ds-badge--success  { background: rgba(79,203,136,.12); color: #4fcb88; border: 1px solid rgba(79,203,136,.2); }
.ds-badge--warning  { background: rgba(242,178,77,.12); color: #f2b24d; border: 1px solid rgba(242,178,77,.2); }
.ds-badge--danger   { background: rgba(255,122,122,.12); color: #ff7a7a; border: 1px solid rgba(255,122,122,.2); }
.ds-badge--info     { background: rgba(99,179,237,.1); color: #63b3ed; border: 1px solid rgba(99,179,237,.18); }
.ds-badge--muted    { background: var(--card); color: var(--text-muted); border: 1px solid var(--border); }
.ds-badge--new      { background: var(--orange); color: #fff; border: 0; }

/* Status dot */
.ds-badge__dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}

/* ── 6. Avatar ───────────────────────────────────────────── */
.ds-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  object-fit: cover;
  background: var(--bg-soft);
  flex-shrink: 0;
  overflow: hidden;
}
.ds-avatar--xs  { width: 24px;  height: 24px;  font-size: .65rem; }
.ds-avatar--sm  { width: 32px;  height: 32px;  font-size: .72rem; }
.ds-avatar--md  { width: 44px;  height: 44px;  font-size: .88rem; }
.ds-avatar--lg  { width: 64px;  height: 64px;  font-size: 1.2rem; }
.ds-avatar--xl  { width: 96px;  height: 96px;  font-size: 1.6rem; }
.ds-avatar--xxl { width: 128px; height: 128px; font-size: 2rem; }

/* ── 7. Rating Stars ─────────────────────────────────────── */
.ds-rating {
  display: inline-flex;
  align-items: center;
  gap: .18rem;
  font-size: .82rem;
  color: #f2b24d;
}
.ds-rating__star { line-height: 1; }
.ds-rating__star.is-empty { opacity: .3; }
.ds-rating__count {
  margin-left: .3rem;
  color: var(--text-muted);
  font-size: .75rem;
}

/* ── 8. Form Fields ──────────────────────────────────────── */
.ds-field {
  display: flex;
  flex-direction: column;
  gap: .35rem;
}
.ds-label {
  font-size: .82rem;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: .3rem;
}
.ds-label__req { color: var(--orange); font-size: .7rem; }
.ds-label__hint {
  font-size: .72rem;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: .25rem;
}
.ds-input,
.ds-select,
.ds-textarea {
  width: 100%;
  background: var(--bg-elevated);
  border: 1.5px solid var(--border);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: .9rem;
  line-height: 1.5;
  padding: .65rem .9rem;
  transition: border-color 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
  -webkit-appearance: none;
  appearance: none;
  outline: none;
}
.ds-input::placeholder,
.ds-textarea::placeholder {
  color: var(--text-muted);
  opacity: .7;
}
.ds-input:focus,
.ds-select:focus,
.ds-textarea:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px var(--orange-dim);
}
.ds-input.is-error,
.ds-select.is-error,
.ds-textarea.is-error {
  border-color: #ff7a7a;
  box-shadow: 0 0 0 3px rgba(255,122,122,.1);
}
.ds-input.is-valid,
.ds-select.is-valid,
.ds-textarea.is-valid {
  border-color: #4fcb88;
  box-shadow: 0 0 0 3px rgba(79,203,136,.1);
}
.ds-textarea { resize: vertical; min-height: 100px; }
.ds-field-msg {
  font-size: .76rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: .3rem;
  line-height: 1.4;
}
.ds-field-msg.is-error { color: #ff7a7a; }
.ds-field-msg.is-valid { color: #4fcb88; }

/* Input with icon */
.ds-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}
.ds-input-wrap .ds-input {
  padding-left: 2.4rem;
}
.ds-input-wrap .ds-input-icon {
  position: absolute;
  left: .75rem;
  color: var(--text-muted);
  font-size: .9rem;
  pointer-events: none;
  z-index: 1;
}
.ds-input-wrap .ds-input-icon--right {
  left: auto;
  right: .75rem;
}
.ds-input-wrap .ds-input--icon-right {
  padding-left: .9rem;
  padding-right: 2.4rem;
}

/* ── 9. Empty State ──────────────────────────────────────── */
.ds-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 1.5rem;
  gap: 1rem;
}
.ds-empty__icon {
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--text-muted);
  margin-bottom: .25rem;
}
.ds-empty__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}
.ds-empty__lead {
  font-size: .9rem;
  color: var(--text-muted);
  line-height: 1.55;
  max-width: 360px;
  margin: 0;
}
.ds-empty__cta {
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding: .55rem 1.3rem;
  background: var(--orange);
  color: #fff;
  border-radius: 10px;
  font-size: .88rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s, transform 0.15s;
  border: 0;
  cursor: pointer;
  margin-top: .25rem;
}
.ds-empty__cta:hover {
  background: var(--primary-dark, #e65f00);
  color: #fff;
  transform: scale(1.02);
}
.ds-empty__cta--ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1.5px solid var(--border);
}
.ds-empty__cta--ghost:hover {
  background: var(--bg-soft);
  color: var(--text);
}

/* ── 10. Skeleton Loading ────────────────────────────────── */
.ds-skel {
  border-radius: 8px;
  background: var(--bg-soft);
  position: relative;
  overflow: hidden;
  color: transparent !important;
}
.ds-skel::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255,255,255,0.06) 50%,
    transparent 100%
  );
  animation: ds-shimmer 1.5s infinite;
}
[data-theme="light"] .ds-skel::after {
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0,0,0,0.06) 50%,
    transparent 100%
  );
}
@keyframes ds-shimmer {
  from { transform: translateX(-100%); }
  to   { transform: translateX(100%); }
}
.ds-skel--text   { height: .85em; border-radius: 4px; }
.ds-skel--title  { height: 1.4em; border-radius: 6px; }
.ds-skel--circle { border-radius: 50%; }
.ds-skel--card   { border-radius: var(--radius); }
.ds-skel--img    { aspect-ratio: 4/3; border-radius: var(--radius) var(--radius) 0 0; }

/* Product card skeleton compound */
.ds-product-card-skel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.ds-product-card-skel__img {
  aspect-ratio: 4/3;
}
.ds-product-card-skel__body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

/* ── 11. Pagination ──────────────────────────────────────── */
.ds-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: .35rem;
  padding: 1.5rem 0;
  flex-wrap: wrap;
}
.ds-pagination__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  padding: 0 .55rem;
  border-radius: 9px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text);
  font-size: .85rem;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.ds-pagination__btn:hover {
  background: var(--orange-dim);
  border-color: var(--orange-border);
  color: var(--orange);
}
.ds-pagination__btn.is-active {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
  font-weight: 700;
}
.ds-pagination__btn:disabled,
.ds-pagination__btn.is-disabled {
  opacity: .35;
  cursor: not-allowed;
  pointer-events: none;
}
.ds-pagination__dots {
  color: var(--text-muted);
  padding: 0 .2rem;
  font-size: .85rem;
}

/* ── 12. Tabs ────────────────────────────────────────────── */
.ds-tabs {
  display: flex;
  gap: .15rem;
  border-bottom: 1px solid var(--border);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}
.ds-tabs::-webkit-scrollbar { display: none; }
.ds-tab-btn {
  flex-shrink: 0;
  padding: .6rem .95rem;
  font-size: .85rem;
  font-weight: 500;
  color: var(--text-muted);
  border: 0;
  background: transparent;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.ds-tab-btn:hover { color: var(--text); }
.ds-tab-btn.is-active {
  color: var(--orange);
  border-bottom-color: var(--orange);
  font-weight: 600;
}
.ds-tab-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 .35rem;
  background: var(--bg-soft);
  border-radius: 100px;
  font-size: .66rem;
  font-weight: 700;
  color: var(--text-muted);
}
.ds-tab-btn.is-active .ds-tab-badge {
  background: var(--orange-dim);
  color: var(--orange);
}

/* ── 13. Page Hero (inner pages) ─────────────────────────── */
.ds-page-hero {
  padding: 3.5rem 0 2.5rem;
}
.ds-page-hero--sm {
  padding: 2rem 0 1.5rem;
}
.ds-page-hero__eyebrow {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: .6rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.ds-page-hero__title {
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -.03em;
  line-height: 1.1;
  color: var(--text);
  margin: 0 0 .7rem;
}
.ds-page-hero__title span { color: var(--orange); }
.ds-page-hero__lead {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 560px;
  margin: 0 0 1.5rem;
}
.ds-page-hero__actions {
  display: flex;
  align-items: center;
  gap: .75rem;
  flex-wrap: wrap;
}

/* ── 14. Stats Bar ───────────────────────────────────────── */
.ds-stats-bar {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
  padding: 1.25rem 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.ds-stat-item {
  display: flex;
  flex-direction: column;
  gap: .1rem;
}
.ds-stat-item__num {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -.03em;
  line-height: 1;
}
.ds-stat-item__num span { color: var(--orange); }
.ds-stat-item__lab {
  font-size: .72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .06em;
}

/* ── 15. Filter Bar ──────────────────────────────────────── */
.ds-filter-bar {
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
  padding: .75rem 0;
}
.ds-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: .3rem;
  padding: .32rem .75rem;
  border-radius: 100px;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  color: var(--text-muted);
  font-size: .8rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.ds-filter-chip:hover {
  border-color: var(--orange-border);
  color: var(--orange);
  background: var(--orange-dim);
}
.ds-filter-chip.is-active {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}

/* ── 16. Page Layout Helpers ─────────────────────────────── */
.ds-page-wrap {
  max-width: 1260px;
  margin-inline: auto;
  padding-inline: clamp(1rem, 3vw, 2rem);
}
.ds-page-wrap--sm { max-width: 800px; }
.ds-page-wrap--md { max-width: 1000px; }

.ds-page-content {
  min-height: calc(100vh - 280px);
  padding: 2rem 0 4rem;
}

/* Product grid */
.ds-product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1.25rem;
}
@media (max-width: 640px) {
  .ds-product-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: .75rem;
  }
}
@media (max-width: 380px) {
  .ds-product-grid {
    grid-template-columns: 1fr;
  }
}

/* Seller grid */
.ds-seller-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.25rem;
}

/* ── 17. Breadcrumb ──────────────────────────────────────── */
.ds-breadcrumb {
  display: flex;
  align-items: center;
  gap: .4rem;
  flex-wrap: wrap;
  font-size: .78rem;
  color: var(--text-muted);
  padding: .75rem 0;
}
.ds-breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
}
.ds-breadcrumb a:hover { color: var(--orange); }
.ds-breadcrumb__sep {
  color: var(--text-sub);
  font-size: .65rem;
}
.ds-breadcrumb__current { color: var(--text); }

/* ── 18. Sidebar Layout ──────────────────────────────────── */
.ds-sidebar-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 1.5rem;
  align-items: start;
}
@media (max-width: 860px) {
  .ds-sidebar-layout {
    grid-template-columns: 1fr;
  }
  .ds-sidebar {
    display: none;
  }
  .ds-sidebar.is-open {
    display: block;
  }
}
.ds-sidebar {
  position: sticky;
  top: 90px;
}
.ds-sidebar-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.ds-sidebar-head {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .09em;
  color: var(--text-muted);
  padding: .75rem 1rem .4rem;
}
.ds-sidebar-item {
  display: flex;
  align-items: center;
  gap: .45rem;
  padding: .42rem 1rem;
  font-size: .88rem;
  color: var(--text);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: background 0.13s, color 0.13s;
  line-height: 1.35;
}
.ds-sidebar-item:hover {
  background: var(--orange-dim);
  color: var(--orange);
}
.ds-sidebar-item.is-active {
  background: var(--orange-dim);
  color: var(--orange);
  border-left-color: var(--orange);
  font-weight: 600;
}
.ds-sidebar-item--sub { padding-left: 1.9rem; font-size: .84rem; }

/* ── 19. Alert / Banner ──────────────────────────────────── */
.ds-alert {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  padding: .85rem 1rem;
  border-radius: 10px;
  font-size: .88rem;
  line-height: 1.5;
}
.ds-alert__icon { flex-shrink: 0; font-size: 1rem; margin-top: .05rem; }
.ds-alert__body { flex: 1; }
.ds-alert__title { font-weight: 600; margin-bottom: .15rem; }
.ds-alert--info    { background: rgba(99,179,237,.1); color: #63b3ed; border: 1px solid rgba(99,179,237,.2); }
.ds-alert--success { background: rgba(79,203,136,.1); color: #4fcb88; border: 1px solid rgba(79,203,136,.2); }
.ds-alert--warning { background: rgba(242,178,77,.1); color: #c9900a; border: 1px solid rgba(242,178,77,.25); }
.ds-alert--danger  { background: rgba(255,122,122,.1); color: #ff7a7a; border: 1px solid rgba(255,122,122,.2); }
[data-theme="light"] .ds-alert--warning { color: #92690a; }

/* ── 20. Divider ─────────────────────────────────────────── */
.ds-divider {
  height: 1px;
  background: var(--border);
  border: 0;
  margin: 0;
}
.ds-divider--label {
  display: flex;
  align-items: center;
  gap: .75rem;
  height: auto;
  background: transparent;
}
.ds-divider--label::before,
.ds-divider--label::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.ds-divider--label span {
  font-size: .75rem;
  color: var(--text-muted);
  white-space: nowrap;
}

/* ── 21. Card (generic) ──────────────────────────────────── */
.ds-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
}
.ds-card--sm { padding: 1rem; border-radius: 12px; }
.ds-card--lg { padding: 2rem; border-radius: var(--radius-lg); }
.ds-card--hover {
  transition: transform 0.22s cubic-bezier(0.22,1,0.36,1), box-shadow 0.22s ease, border-color 0.22s ease;
  cursor: pointer;
}
.ds-card--hover:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--orange-border);
}

/* ── 22. Model Card (3D models) ──────────────────────────── */
.ds-model-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.22s cubic-bezier(0.22,1,0.36,1), box-shadow 0.22s ease, border-color 0.22s ease;
  text-decoration: none;
  color: var(--text);
}
.ds-model-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
  border-color: var(--orange-border);
  color: var(--text);
}
.ds-model-card__preview {
  aspect-ratio: 1;
  background: var(--bg-soft);
  position: relative;
  overflow: hidden;
}
.ds-model-card__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.22,1,0.36,1);
}
.ds-model-card:hover .ds-model-card__preview img { transform: scale(1.06); }
.ds-model-card__body {
  padding: .85rem 1rem .75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.ds-model-card__name {
  font-size: .88rem;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ds-model-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: .45rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
}
.ds-model-card__price {
  font-size: .9rem;
  font-weight: 700;
}
.ds-model-card__price--free { color: #4fcb88; }

/* ── 23. Blog Card ───────────────────────────────────────── */
.ds-blog-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  text-decoration: none;
  color: var(--text);
  transition: transform 0.22s cubic-bezier(0.22,1,0.36,1), box-shadow 0.22s ease, border-color 0.22s ease;
}
.ds-blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
  border-color: var(--orange-border);
  color: var(--text);
}
.ds-blog-card__img {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--bg-soft);
}
.ds-blog-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.22,1,0.36,1);
}
.ds-blog-card:hover .ds-blog-card__img img { transform: scale(1.04); }
.ds-blog-card__body { padding: 1.1rem; flex: 1; display: flex; flex-direction: column; gap: .4rem; }
.ds-blog-card__tag {
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--orange);
}
.ds-blog-card__title {
  font-size: .95rem;
  font-weight: 700;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.ds-blog-card__meta {
  font-size: .74rem;
  color: var(--text-muted);
  margin-top: auto;
  padding-top: .5rem;
  border-top: 1px solid var(--border);
  display: flex;
  gap: .75rem;
}

/* ── 24. Order Status ────────────────────────────────────── */
.ds-order-status {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .78rem;
  font-weight: 600;
  padding: .22rem .6rem;
  border-radius: 6px;
  white-space: nowrap;
}
.ds-order-status--new       { background: rgba(99,179,237,.1); color: #63b3ed; }
.ds-order-status--pending   { background: rgba(242,178,77,.1); color: #f2b24d; }
.ds-order-status--paid      { background: rgba(79,203,136,.1); color: #4fcb88; }
.ds-order-status--progress  { background: var(--orange-dim); color: var(--orange); }
.ds-order-status--shipped   { background: rgba(156,108,255,.1); color: #9c6cff; }
.ds-order-status--done      { background: rgba(79,203,136,.1); color: #4fcb88; }
.ds-order-status--cancelled { background: rgba(255,122,122,.1); color: #ff7a7a; }
.ds-order-status--returned  { background: rgba(255,122,122,.08); color: #ff9999; }

/* ── 25. Progress Steps ──────────────────────────────────── */
.ds-steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
  counter-reset: step;
}
.ds-step {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}
.ds-step:not(:last-child)::after {
  content: '';
  position: absolute;
  top: 18px;
  left: calc(50% + 18px);
  right: calc(-50% + 18px);
  height: 2px;
  background: var(--border);
}
.ds-step.is-done::after { background: var(--orange); }
.ds-step__dot {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-soft);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  font-weight: 700;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
  transition: all 0.2s ease;
  flex-shrink: 0;
}
.ds-step.is-done .ds-step__dot {
  background: var(--orange);
  border-color: var(--orange);
  color: #fff;
}
.ds-step.is-active .ds-step__dot {
  border-color: var(--orange);
  color: var(--orange);
  box-shadow: 0 0 0 4px var(--orange-dim);
}
.ds-step__label {
  font-size: .72rem;
  color: var(--text-muted);
  margin-top: .4rem;
  line-height: 1.3;
  max-width: 80px;
}
.ds-step.is-active .ds-step__label,
.ds-step.is-done .ds-step__label { color: var(--text); }

/* ── 26. Back Button ─────────────────────────────────────── */
.ds-back-btn {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  font-size: .82rem;
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.15s;
  padding: .2rem 0;
}
.ds-back-btn:hover { color: var(--orange); }

/* ── 27. Copy-paste override helpers ─────────────────────── */
/* Ensure Bootstrap form-control inherits our tokens */
.form-control, .form-select {
  background-color: var(--bg-elevated) !important;
  border-color: var(--border) !important;
  color: var(--text) !important;
}
.form-control:focus, .form-select:focus {
  background-color: var(--bg-elevated) !important;
  border-color: var(--orange) !important;
  box-shadow: 0 0 0 3px var(--orange-dim) !important;
  color: var(--text) !important;
}
.form-control::placeholder { color: var(--text-muted) !important; opacity: .7; }

/* Bootstrap table dark-mode override */
.table {
  color: var(--text) !important;
  --bs-table-bg: transparent !important;
  --bs-table-striped-bg: rgba(255,255,255,.02) !important;
  --bs-table-hover-bg: var(--orange-dim) !important;
  border-color: var(--border) !important;
}
[data-theme="light"] .table {
  --bs-table-striped-bg: rgba(0,0,0,.02) !important;
}

/* ── 28. Scroll Reveal JS Hook (global init) ─────────────── */
/*
  Usage: add class="ds-reveal" (or "ds-reveal ds-reveal--delay-N")
  to any element. The global animations.js or design-system-init.js
  will observe them. Falls back gracefully if JS is off.
*/