/* ================================================================
   Lot & Line — Auction Design System
   app/assets/stylesheets/auction.css

   Sections:
     1.  Design Tokens
     2.  Base & Page
     3.  Navigation
     4.  Category Chips
     5.  Sidebar Filters
     6.  Sort Bar
     7.  Grid Cards
     8.  List Cards
     9.  Status Pills & Lot Badge
     10. Buttons
     11. Breadcrumb
     12. Image Gallery
     13. Bid Panel
     14. Description Tabs
     15. Facts Grid
     16. Auction House Block
     17. Related Lots
     18. Pagination
     19. Dark Mode
   ================================================================ */


/* ----------------------------------------------------------------
   1. Design Tokens
   ---------------------------------------------------------------- */

:root {
  --tc:          #2563eb;   /* Blue — primary accent */
  --tc-dark:     #1e40af;   /* Blue dark — text on light fills */
  --tc-deep:     #0c1425;   /* Near-black navy — nav background */
  --tc-light:    #eff6ff;   /* Blue tint — subtle fills */
  --tc-mid:      #60a5fa;   /* Blue mid — logo accent, hover */
  --tc-border:   #bfdbfe;   /* Blue border */

  --page:        #f0f4f8;   /* Cool off-white page background */
  --card:        #ffffff;   /* Card surface */
  --border:      #e2e8f0;   /* Default border */
  --border-hover:#93c5fd;   /* Card hover border */

  --status-open-bg:   #e1f5ee;
  --status-open-text: #085041;
  --status-cls-bg:    #faeeda;
  --status-cls-text:  #633806;
  --status-cld-bg:    #fcebeb;
  --status-cld-text:  #791f1f;

  --radius-sm:   var(--radius-sm, 10px);
  --radius-md:   var(--radius-md, 10px);
  --radius-lg:   var(--radius-lg, 10px);
  --radius-pill: 999px;

  --font-display: Impact, "Arial Narrow", Arial, sans-serif;
  --font-body:    -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  /* ── Type Scale ── */
  --type-display:    30px;
  --type-subheading: 22px;
  --type-heading:    20px;
  --type-body:       16px;
  --type-small:      14px;
  --type-caption:    12px;
  --type-micro:      11px;
}


/* ----------------------------------------------------------------
   2. Base & Page
   ---------------------------------------------------------------- */

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-body);
  font-size: var(--type-body);
  background: var(--page);
  color: #1a1a1a;
  -webkit-font-smoothing: antialiased;
}

.auction-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 20px 48px;
}


/* ----------------------------------------------------------------
   3. Navigation
   ---------------------------------------------------------------- */

.auction-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  background: var(--tc-deep);
  border-radius: var(--radius-lg);
  margin-bottom: 16px;
}

.auction-nav__logo {
  font-family: var(--font-display);
  font-style: italic;
  font-size: var(--type-heading);
  color: #fff;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
}

.auction-nav__logo span {
  color: var(--tc-mid);
}

.auction-nav__search {
  flex: 1;
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  padding: 0 12px;
  gap: 7px;
  height: 36px;
  min-width: 0;
}

.auction-nav__search-icon {
  flex-shrink: 0;
  opacity: 0.4;
}

.auction-nav__input {
  background: none;
  border: none;
  outline: none;
  color: #fff;
  font-size: var(--type-caption);
  width: 100%;
  font-family: var(--font-body);
}

.auction-nav__input::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

.auction-nav__pill {
  border: 1.5px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: var(--type-micro);
  color: #fff;
  background: transparent;
  cursor: pointer;
  font-family: var(--font-body);
  text-decoration: none;
  white-space: nowrap;
  transition: border-color 0.15s, background 0.15s;
}

.auction-nav__pill:hover {
  border-color: rgba(255, 255, 255, 0.45);
}

.auction-nav__pill--accent {
  background: var(--tc);
  border-color: var(--tc);
}

.auction-nav__pill--accent:hover {
  background: var(--tc-dark);
  border-color: var(--tc-dark);
}


/* ----------------------------------------------------------------
   4. Category Chips
   ---------------------------------------------------------------- */

.auction-chips {
  display: flex;
  gap: 7px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.auction-chip {
  border-radius: var(--radius-pill);
  padding: 6px 14px;
  font-size: var(--type-micro);
  font-weight: 500;
  cursor: pointer;
  border: 1.5px solid var(--border);
  background: var(--card);
  color: #666;
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
  white-space: nowrap;
}

.auction-chip:hover {
  border-color: var(--tc);
  color: var(--tc);
}

.auction-chip--active {
  background: var(--tc);
  color: #fff;
  border-color: var(--tc);
}

.auction-chip--active:hover {
  background: var(--tc-dark);
  border-color: var(--tc-dark);
  color: #fff;
}

.auction-chip--soft {
  background: var(--tc-light);
  color: var(--tc-dark);
  border-color: var(--tc-border);
}


/* ----------------------------------------------------------------
   5. Sidebar Filters
   ---------------------------------------------------------------- */

.auction-layout {
  display: grid;
  grid-template-columns: 168px 1fr;
  gap: 20px;
  align-items: start;
}

.auction-sidebar {
  position: sticky;
  top: 20px;
}

.auction-sidebar__section {
  margin-bottom: 20px;
}

.auction-sidebar__label {
  font-size: var(--type-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--tc-dark);
  font-weight: 600;
  margin-bottom: 8px;
  opacity: 0.7;
}

.auction-sidebar__option {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 5px 0;
  font-size: var(--type-caption);
  color: #666;
  cursor: pointer;
  text-decoration: none;
  transition: color 0.12s;
}

.auction-sidebar__option:hover,
.auction-sidebar__option--active {
  color: var(--tc);
}

.auction-sidebar__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.auction-sidebar__dot--open    { background: #1a7a4a; }
.auction-sidebar__dot--closing { background: var(--tc); }
.auction-sidebar__dot--closed  { background: #d0c8c0; }

.auction-price-row {
  display: flex;
  gap: 6px;
  margin-top: 4px;
}

.auction-price-input {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 5px 9px;
  font-size: var(--type-micro);
  width: 100%;
  background: var(--card);
  color: #1a1a1a;
  font-family: var(--font-body);
  transition: border-color 0.15s;
}

.auction-price-input:focus {
  outline: none;
  border-color: var(--tc);
}


/* ----------------------------------------------------------------
   6. Sort Bar
   ---------------------------------------------------------------- */

.auction-sort-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.auction-sort-bar__count {
  font-size: var(--type-small);
  font-weight: 500;
  color: #1a1a1a;
}

.auction-sort-bar__controls {
  display: flex;
  align-items: center;
  gap: 8px;
}

.auction-sort-select {
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 5px 28px 5px 12px;
  font-size: var(--type-micro);
  background: var(--card);
  color: #1a1a1a;
  font-family: var(--font-body);
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23999' stroke-width='1.4' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}

.auction-view-toggle {
  display: flex;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  overflow: hidden;
  background: var(--card);
}

.auction-view-btn {
  padding: 5px 10px;
  cursor: pointer;
  background: transparent;
  border: none;
  color: #999;
  display: flex;
  align-items: center;
  transition: background 0.12s, color 0.12s;
}

.auction-view-btn--active {
  background: var(--tc);
  color: #fff;
}


/* ----------------------------------------------------------------
   7. Grid Cards
   ---------------------------------------------------------------- */

.auction-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

@media (max-width: 900px) {
  .auction-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .auction-layout { grid-template-columns: 1fr; }
  .auction-sidebar { position: static; }
  .auction-grid { grid-template-columns: 1fr; }
}

.auction-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: border-color 0.15s;
  text-decoration: none;
  display: block;
  color: inherit;
}

.auction-card:hover {
  border-color: var(--border-hover);
}

.auction-card__img {
  height: 160px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #d5cec7;
  overflow: hidden;
}

.auction-card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.auction-card__img-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #d5cec7;
}

.auction-card__heart {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  background: rgba(255, 255, 255, 0.92);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color 0.15s;
}

.auction-card__heart:hover {
  border-color: var(--tc);
}

.auction-card__heart:hover svg path {
  stroke: var(--tc);
}

.auction-card__body {
  padding: 12px;
}

.auction-card__badges {
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.auction-card__title {
  font-family: var(--font-display);
  font-style: italic;
  text-transform: uppercase;
  font-size: var(--type-subheading);
  line-height: 1.1;
  color: #111;
  margin-bottom: 3px;
}

.auction-card__meta {
  font-size: var(--type-caption);
  color: #888;
  margin-bottom: 2px;
}

.auction-card__location {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--type-caption);
  color: #888;
  margin-bottom: 10px;
}

.auction-card__divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 10px;
}

.auction-card__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 10px;
}

.auction-card__bid-label {
  font-size: var(--type-caption);
  color: #999;
  margin-bottom: 1px;
}

.auction-card__bid-amount {
  font-size: var(--type-body);
  font-weight: 700;
  color: #111;
}

.auction-card__bid-currency {
  font-size: var(--type-caption);
  font-weight: 400;
  color: #999;
}

.auction-card__close-date {
  font-size: var(--type-caption);
  color: #999;
  text-align: right;
  line-height: 1.5;
}

.auction-card__close-date--urgent {
  color: var(--tc);
  font-weight: 500;
}


/* ----------------------------------------------------------------
   8. List Cards
   ---------------------------------------------------------------- */

.auction-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.auction-list-card {
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  display: flex;
  overflow: hidden;
  transition: border-color 0.15s;
  text-decoration: none;
  color: inherit;
}

.auction-list-card:hover {
  border-color: var(--border-hover);
}

.auction-list-card__img {
  width: 130px;
  flex-shrink: 0;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #d5cec7;
  min-height: 100px;
  overflow: hidden;
}

.auction-list-card__photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.auction-list-card__body {
  flex: 1;
  padding: 14px 16px;
  display: flex;
  gap: 16px;
  align-items: center;
  min-width: 0;
}

.auction-list-card__info {
  flex: 1;
  min-width: 0;
}

.auction-list-card__title {
  font-family: var(--font-display);
  font-style: italic;
  text-transform: uppercase;
  font-size: var(--type-small);
  color: #111;
  line-height: 1.15;
  margin-bottom: 3px;
}

.auction-list-card__meta {
  font-size: var(--type-micro);
  color: #888;
  margin-bottom: 6px;
}

.auction-list-card__pills {
  display: flex;
  gap: 5px;
  flex-wrap: wrap;
}

.auction-list-card__right {
  text-align: right;
  flex-shrink: 0;
}

.auction-list-card__bid-label {
  font-size: var(--type-caption);
  color: #999;
  margin-bottom: 1px;
}

.auction-list-card__bid-amount {
  font-size: var(--type-subheading);
  font-weight: 700;
  color: #111;
  margin-bottom: 4px;
}

.auction-list-card__bid-currency {
  font-size: var(--type-caption);
  font-weight: 400;
  color: #999;
}

.auction-list-card__close-date {
  font-size: var(--type-caption);
  color: #999;
  margin-bottom: 10px;
}

.auction-list-card__close-date--urgent {
  color: var(--tc);
  font-weight: 500;
}


/* ----------------------------------------------------------------
   9. Status Pills & Lot Badge
   ---------------------------------------------------------------- */

.lot-badge {
  display: inline-block;
  background: var(--tc);
  color: #fff;
  font-size: var(--type-micro);
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  text-transform: uppercase;
  white-space: nowrap;
}

.lot-badge--overlay {
  position: absolute;
  bottom: 8px;
  left: 8px;
}

.status-pill {
  display: inline-block;
  border-radius: var(--radius-pill);
  padding: 3px 9px;
  font-size: var(--type-micro);
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1.5;
  white-space: nowrap;
}

.status-pill--open {
  background: var(--status-open-bg);
  color: var(--status-open-text);
}

.status-pill--closing {
  background: var(--status-cls-bg);
  color: var(--status-cls-text);
}

.status-pill--closed {
  background: var(--status-cld-bg);
  color: var(--status-cld-text);
}

.status-pill--unreserved {
  background: var(--tc);
  color: #fff;
}

.status-pill--reserved {
  background: #edecea;
  color: #555;
}

.status-pill--lot {
  background: var(--tc-light);
  color: var(--tc-dark);
  border: 1px solid var(--tc-border);
}


/* ----------------------------------------------------------------
   10. Buttons
   ---------------------------------------------------------------- */

.btn-view {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 100%;
  padding: 8px;
  border: 1.5px solid var(--tc);
  border-radius: var(--radius-pill);
  background: transparent;
  font-size: var(--type-micro);
  font-weight: 500;
  color: var(--tc);
  cursor: pointer;
  font-family: var(--font-body);
  text-decoration: none;
  transition: background 0.15s, color 0.15s;
}

.btn-view:hover {
  background: var(--tc);
  color: #fff;
}

.btn-view--inline {
  width: auto;
  padding: 7px 16px;
}

.btn-primary {
  width: 100%;
  padding: 13px;
  border-radius: var(--radius-pill);
  background: var(--tc);
  color: #fff;
  border: none;
  font-size: var(--type-small);
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
  letter-spacing: 0.02em;
  transition: background 0.15s;
}

.btn-primary:hover {
  background: var(--tc-dark);
}

.btn-secondary {
  width: 100%;
  padding: 10px;
  border-radius: var(--radius-pill);
  background: transparent;
  color: #333;
  border: 1.5px solid var(--border);
  font-size: var(--type-caption);
  cursor: pointer;
  font-family: var(--font-body);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: border-color 0.15s, color 0.15s;
  text-decoration: none;
}

.btn-secondary:hover {
  border-color: var(--tc);
  color: var(--tc);
}

.btn-back {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 5px 12px;
  font-size: var(--type-micro);
  color: #666;
  background: var(--card);
  cursor: pointer;
  font-family: var(--font-body);
  text-decoration: none;
  transition: border-color 0.15s, color 0.15s;
}

.btn-back:hover {
  border-color: var(--tc);
  color: var(--tc);
}


/* ----------------------------------------------------------------
   11. Breadcrumb
   ---------------------------------------------------------------- */

.auction-breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
  font-size: var(--type-micro);
  color: #888;
  flex-wrap: wrap;
}

.auction-breadcrumb a {
  color: #888;
  text-decoration: none;
  transition: color 0.12s;
}

.auction-breadcrumb a:hover {
  color: var(--tc);
}

.auction-breadcrumb__sep {
  color: #ccc;
}

.auction-breadcrumb__current {
  color: #333;
  font-weight: 500;
}


/* ----------------------------------------------------------------
   12. Image Gallery
   ---------------------------------------------------------------- */

.auction-gallery {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.auction-gallery__main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 320px;
  position: relative;
  background: #c5cdd2;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auction-gallery__main-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.auction-gallery__count {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(28, 14, 6, 0.6);
  color: #fff;
  font-size: var(--type-caption);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

.auction-gallery__thumbs {
  display: flex;
  gap: 8px;
}

.auction-gallery__thumb {
  flex: 1;
  height: 70px;
  border-radius: 10px;
  cursor: pointer;
  border: 2.5px solid transparent;
  overflow: hidden;
  transition: border-color 0.15s, opacity 0.15s;
  background: #d5cec7;
}

.auction-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.auction-gallery__thumb--active {
  border-color: var(--tc);
  opacity: 1;
}

.auction-gallery__thumb:not(.auction-gallery__thumb--active) {
  opacity: 0.5;
}

.auction-gallery__thumb:hover:not(.auction-gallery__thumb--active) {
  opacity: 0.8;
}


/* ----------------------------------------------------------------
   13. Bid Panel
   ---------------------------------------------------------------- */

.auction-bid-panel {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.auction-bid-panel__badges {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.auction-bid-panel__title {
  font-family: var(--font-display);
  font-style: italic;
  text-transform: uppercase;
  font-size: var(--type-heading);
  line-height: 1.1;
  color: #111;
  margin-bottom: 5px;
}

.auction-bid-panel__meta {
  font-size: var(--type-micro);
  color: #888;
  margin-bottom: 4px;
}

.auction-bid-panel__location {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--type-micro);
  color: #888;
  margin-bottom: 16px;
}

.auction-bid-panel__divider {
  height: 1px;
  background: var(--border);
  margin: 0 0 16px;
}

.auction-bid-panel__bid-label {
  font-size: var(--type-caption);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #999;
  font-weight: 600;
  margin-bottom: 4px;
}

.auction-bid-panel__bid-amount {
  font-size: var(--type-display);
  font-weight: 700;
  color: #111;
  line-height: 1;
  margin-bottom: 6px;
}

.auction-bid-panel__bid-currency {
  font-size: var(--type-small);
  font-weight: 400;
  color: #999;
}

.auction-bid-panel__bid-sub {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--type-micro);
  color: #888;
  margin-bottom: 14px;
}

.auction-bid-panel__bid-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #d0c8c0;
  flex-shrink: 0;
}

.auction-close-bar {
  background: var(--tc-light);
  border: 1px solid var(--tc-border);
  border-radius: 10px;
  padding: 9px 12px;
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 16px;
}

.auction-close-bar__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--tc);
  flex-shrink: 0;
}

.auction-close-bar__label {
  font-size: var(--type-micro);
  color: var(--tc-dark);
  font-weight: 500;
}

.auction-close-bar__time {
  font-size: var(--type-micro);
  color: var(--tc);
  font-weight: 700;
  margin-left: auto;
}

.auction-bid-input-wrap {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  display: flex;
  align-items: center;
  overflow: hidden;
  margin-bottom: 8px;
  background: var(--card);
  transition: border-color 0.15s;
}

.auction-bid-input-wrap:focus-within {
  border-color: var(--tc);
}

.auction-bid-input__prefix {
  padding: 0 12px;
  font-size: var(--type-small);
  color: #94a3b8;
  border-right: 1px solid var(--border);
  height: 42px;
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.auction-bid-input__field {
  border: none;
  outline: none;
  padding: 0 12px;
  font-size: var(--type-small);
  font-weight: 500;
  color: #ffffff;
  color-scheme: dark;
  flex: 1;
  height: 42px;
  font-family: var(--font-body);
  background: transparent;
}

.auction-bid-input__field::placeholder {
  color: #94a3b8;
}

.auction-bid-input__steps {
  display: flex;
  border-left: 1px solid var(--border);
}

.auction-bid-input__step {
  width: 36px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: var(--type-subheading);
  color: #999;
  background: transparent;
  border: none;
  font-family: var(--font-body);
  transition: background 0.12s, color 0.12s;
}

.auction-bid-input__step:hover {
  background: var(--tc-light);
  color: var(--tc);
}

.auction-bid-hint {
  font-size: var(--type-caption);
  color: #999;
  margin-bottom: 16px;
  padding-left: 2px;
}

.auction-bid-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 0;
}


/* ----------------------------------------------------------------
   14. Description Tabs
   ---------------------------------------------------------------- */

.auction-desc-card {
  background: var(--card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: 18px;
  margin-top: 12px;
}

.auction-desc-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.auction-desc-tab {
  padding: 8px 16px;
  font-size: var(--type-caption);
  color: #888;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  text-decoration: none;
  transition: color 0.12s, border-color 0.12s;
}

.auction-desc-tab:hover {
  color: var(--tc);
}

.auction-desc-tab--active {
  color: var(--tc);
  font-weight: 500;
  border-bottom-color: var(--tc);
}

.auction-desc-body {
  font-size: var(--type-small);
  color: #555;
  line-height: 1.75;
}

.auction-desc-body strong {
  color: #111;
  font-weight: 500;
}


/* ----------------------------------------------------------------
   15. Facts Grid
   ---------------------------------------------------------------- */

.auction-facts {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-top: 16px;
}

.auction-fact {
  background: var(--tc-light);
  border-radius: 10px;
  padding: 9px 11px;
}

.auction-fact__label {
  font-size: var(--type-caption);
  color: var(--tc-dark);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 600;
  margin-bottom: 2px;
  opacity: 0.7;
}

.auction-fact__value {
  font-size: var(--type-caption);
  font-weight: 500;
  color: #111;
}

.auction-fact__value--open {
  color: #0f6e56;
}


/* ----------------------------------------------------------------
   16. Auction House Block
   ---------------------------------------------------------------- */

.auction-house {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 16px;
  padding: 11px;
  background: var(--tc-light);
  border-radius: 10px;
  border: 1px solid var(--tc-border);
}

.auction-house__icon {
  width: 38px;
  height: 38px;
  background: var(--tc);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.auction-house__name {
  font-size: var(--type-caption);
  font-weight: 500;
  color: #111;
}

.auction-house__sub {
  font-size: var(--type-caption);
  color: #888;
}

.auction-house__link {
  margin-left: auto;
  font-size: var(--type-caption);
  color: var(--tc);
  text-decoration: underline;
  cursor: pointer;
  white-space: nowrap;
  font-weight: 500;
}


/* ----------------------------------------------------------------
   17. Related Lots
   ---------------------------------------------------------------- */

.auction-section-label {
  font-size: var(--type-caption);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #aaa;
  font-weight: 600;
  margin-bottom: 10px;
  padding-bottom: 5px;
  border-bottom: 1px solid var(--border);
}

.auction-related-scroll {
  overflow-x: auto;
  padding-bottom: 6px;
  -webkit-overflow-scrolling: touch;
}

.auction-related-scroll::-webkit-scrollbar {
  height: 3px;
}

.auction-related-scroll::-webkit-scrollbar-thumb {
  background: #93c5fd;
  border-radius: 2px;
}

.auction-related-row {
  display: flex;
  gap: 10px;
  width: max-content;
  padding: 4px 2px 6px;
}

.auction-related-card {
  width: 180px;
  background: var(--card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  overflow: hidden;
  flex-shrink: 0;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: border-color 0.15s;
}

.auction-related-card:hover {
  border-color: var(--border-hover);
}

.auction-related-card__img {
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: #d5cec7;
  overflow: hidden;
}

.auction-related-card__img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.auction-related-card__body {
  padding: 10px;
}

.auction-related-card__pills {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin-bottom: 6px;
}

.auction-related-card__title {
  font-family: var(--font-display);
  font-style: italic;
  text-transform: uppercase;
  font-size: var(--type-small);
  line-height: 1.1;
  color: #111;
  margin-bottom: 3px;
}

.auction-related-card__meta {
  font-size: var(--type-caption);
  color: #888;
  margin-bottom: 6px;
}

.auction-related-card__price {
  font-size: var(--type-small);
  font-weight: 700;
  color: #111;
}

.auction-related-card__currency {
  font-size: var(--type-caption);
  font-weight: 400;
  color: #999;
}


/* ----------------------------------------------------------------
   18. Pagination
   ---------------------------------------------------------------- */

.auction-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 6px;
  padding: 24px 0 8px;
}

.auction-pagination__btn {
  width: 34px;
  height: 34px;
  border-radius: var(--radius-pill);
  border: 1.5px solid var(--border);
  background: var(--card);
  font-size: var(--type-caption);
  color: #666;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: border-color 0.12s, color 0.12s;
}

.auction-pagination__btn:hover {
  border-color: var(--tc);
  color: var(--tc);
}

.auction-pagination__btn--active {
  background: var(--tc);
  border-color: var(--tc);
  color: #fff;
}

.auction-pagination__btn--active:hover {
  color: #fff;
}

.auction-pagination__ellipsis {
  font-size: var(--type-caption);
  color: #aaa;
  padding: 0 4px;
}


/* ----------------------------------------------------------------
   19. Dark Mode
   ---------------------------------------------------------------- */

@media (prefers-color-scheme: dark) {
  :root {
    --page:    #0f172a;
    --card:    #1e293b;
    --border:  #334155;
    --border-hover: #3b82f6;
    --tc-light: #172554;
    --tc-border: #1e3a5f;
  }

  body { color: #e2e8f0; }

  .auction-bid-panel__title,
  .auction-card__title,
  .auction-list-card__title,
  .auction-related-card__title,
  .auction-bid-panel__bid-amount,
  .auction-card__bid-amount,
  .auction-list-card__bid-amount,
  .auction-related-card__price,
  .auction-fact__value,
  .auction-house__name { color: #e2e8f0; }

  .auction-card__meta,
  .auction-card__location,
  .auction-card__bid-label,
  .auction-card__close-date,
  .auction-list-card__meta,
  .auction-list-card__bid-label,
  .auction-list-card__bid-currency,
  .auction-list-card__close-date,
  .auction-bid-panel__meta,
  .auction-bid-panel__location,
  .auction-bid-panel__bid-label,
  .auction-bid-panel__bid-currency,
  .auction-bid-panel__bid-sub,
  .auction-house__sub,
  .auction-desc-body,
  .auction-bid-hint,
  .auction-sidebar__label,
  .auction-sidebar__option,
  .auction-sort-bar__count { color: #94a3b8; }

  .auction-fact__label { color: #60a5fa; }

  .auction-sort-select,
  .auction-price-input { background: var(--card); color: #e2e8f0; border-color: var(--border); }

  .auction-bid-input-wrap { background: var(--card); border-color: var(--border); }
  .auction-bid-input__prefix { color: #94a3b8; border-color: var(--border); }
  .auction-bid-input__field { color: #ffffff; color-scheme: dark; }
  .auction-bid-panel__max-amount { color: #ffffff; }

  .auction-nav__search { background: rgba(255,255,255,0.06); }

  .status-pill--reserved { background: #1e293b; color: #94a3b8; }
}