/**
 * Nerd.Auction - Auction List Component Styles
 *
 * Standalone styles for the auction list page.
 * Includes: hero, live bar, summary cards, auction cards (grid), empty states, toasts
 */

/* ===========================================
   AUCTIONS PAGE - BASE
   =========================================== */

.auctions-page {
  background: var(--color-gray-50, #f8f9fa);
}

/* ===========================================
   HERO SECTION
   =========================================== */

.auctions-hero {
  background: linear-gradient(135deg, var(--color-primary, #1a1a2e) 0%, var(--color-dark, #16213e) 100%);
  padding: 4rem 0 3rem;
  margin-top: calc(-1 * var(--header-height, 80px));
  padding-top: calc(var(--header-height, 80px) + 3rem);
  position: relative;
  overflow: hidden;
}

.auctions-hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.auctions-hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
}

.auctions-hero__decoration {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.auctions-hero__line {
  width: 40px;
  height: 1px;
  background: rgba(255, 255, 255, 0.4);
}

.auctions-hero__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.8);
}

.auctions-hero__title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.75rem;
}

.auctions-hero__subtitle {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  max-width: 500px;
  margin: 0 auto;
}

/* ===========================================
   LIVE INDICATOR BAR
   =========================================== */

.live-bar {
  background: #ffffff;
  border-bottom: 1px solid var(--color-gray-200, #e5e7eb);
}

.live-bar__content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.875rem 0;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.live-bar__status {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}

.live-bar__dot {
  width: 10px;
  height: 10px;
  background: var(--color-danger, #dc3545);
  border-radius: 50%;
  animation: livePulse 1.5s ease-in-out infinite;
}

@keyframes livePulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.2); }
}

.live-bar__text {
  font-weight: 700;
  font-size: 0.875rem;
  color: var(--color-primary, #1a1a2e);
  letter-spacing: 0.02em;
}

.live-bar__controls {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.live-bar__connection {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.8125rem;
  color: var(--color-text-muted, #6c757d);
}

.live-bar__connection-dot {
  width: 8px;
  height: 8px;
  background: var(--color-success, #28a745);
  border-radius: 50%;
}

.live-bar__btn {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.5rem 0.875rem;
  background: var(--color-gray-100, #f3f4f6);
  border: 1px solid var(--color-gray-200, #e5e7eb);
  border-radius: 6px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary, #4b5563);
  cursor: pointer;
  transition: all 0.2s;
}

.live-bar__btn:hover {
  background: var(--color-gray-200, #e5e7eb);
}

/* ===========================================
   SUMMARY SECTION
   =========================================== */

.summary-section {
  background: var(--color-gray-50, #f8f9fa);
  padding: 1.5rem 0 2rem;
}

.auctions-content {
  padding: 0;
}

/* ===========================================
   SUMMARY CARDS
   =========================================== */

.summary-cards {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.summary-card {
  background: #ffffff;
  padding: 1.25rem 1.75rem;
  border-radius: 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s ease;
  min-width: 120px;
  border: 1px solid var(--color-gray-200, #e5e7eb);
  position: relative;
  overflow: hidden;
}

.summary-card::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--color-gray-300, #d1d5db);
  transition: background 0.3s;
}

.summary-card--all::before { background: var(--color-primary, #1a1a2e); }
.summary-card--winning::before { background: var(--color-success, #28a745); }
.summary-card--outbid::before { background: var(--color-danger, #dc3545); }
.summary-card--watching::before { background: var(--color-warning, #ffc107); }
.summary-card--ended::before { background: var(--color-text-muted, #6c757d); }

.summary-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
}

.summary-card.active {
  border-color: var(--color-primary, #1a1a2e);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.summary-card__count {
  font-size: 2rem;
  font-weight: 700;
  display: block;
  line-height: 1;
  color: var(--color-text, #1f2937);
  margin-bottom: 0.25rem;
}

.summary-card--all .summary-card__count { color: var(--color-primary, #1a1a2e); }
.summary-card--winning .summary-card__count { color: var(--color-success, #28a745); }
.summary-card--outbid .summary-card__count { color: var(--color-danger, #dc3545); }
.summary-card--watching .summary-card__count { color: var(--color-warning, #d97706); }

.summary-card__label {
  font-size: 0.6875rem;
  color: var(--color-text-muted, #6c757d);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

/* ===========================================
   FILTER BAR
   =========================================== */

.filter-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.75rem;
  background: #ffffff;
  padding: 0.875rem 1.25rem;
  border-radius: 12px;
  border: 1px solid var(--color-gray-200, #e5e7eb);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
  margin-bottom: 1.5rem;
}

.filter-bar__group {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.filter-bar__label {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-text-secondary, #4b5563);
  white-space: nowrap;
}

.filter-bar__select {
  border: 1px solid var(--color-gray-200, #e5e7eb);
  border-radius: 6px;
  padding: 0.5rem 0.875rem;
  font-size: 0.875rem;
  background: #ffffff;
  color: var(--color-text, #1f2937);
  cursor: pointer;
  transition: all 0.2s;
  min-width: 160px;
}

.filter-bar__select:focus {
  border-color: var(--color-primary, #1a1a2e);
  outline: none;
  box-shadow: 0 0 0 3px rgba(26, 26, 46, 0.1);
}

/* ===========================================
   AUCTION GRID CONTAINER
   =========================================== */

.auctions-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-top: 1rem;
}

/* ===========================================
   AUCTION CARDS - VERTICAL LAYOUT
   =========================================== */

.auction-card {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
  transition: box-shadow 0.3s ease, transform 0.3s ease;
  border: 2px solid var(--color-gray-200, #e5e7eb);
  display: flex;
  flex-direction: column;
}

.auction-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
}

.auction-card--winning { border-color: var(--color-success, #28a745); }
.auction-card--outbid { border-color: var(--color-danger, #dc3545); }
.auction-card--watching { border-color: var(--color-primary, #1a1a2e); }
.auction-card--ended { border-color: var(--color-text-muted, #6c757d); opacity: 0.8; }

/* --- Image / Media Section --- */
.auction-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 21 / 11.25;
  overflow: hidden;
  background: var(--color-gray-100, #f3f4f6);
  flex-shrink: 0;
}

.auction-card__media .carousel,
.auction-card__media .carousel-inner,
.auction-card__media .carousel-item {
  height: 100%;
}

.auction-card__media .carousel-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.auction-card__media .carousel-control-prev,
.auction-card__media .carousel-control-next {
  width: 32px;
  opacity: 0;
  transition: opacity 0.3s;
}

.auction-card__media:hover .carousel-control-prev,
.auction-card__media:hover .carousel-control-next {
  opacity: 0.8;
}

.auction-card__media .carousel-control-prev-icon,
.auction-card__media .carousel-control-next-icon {
  width: 1.25rem;
  height: 1.25rem;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 50%;
  background-size: 50%;
  padding: 0.75rem;
}

.auction-card__image-link {
  display: block;
  width: 100%;
  height: 100%;
}

.auction-card__image-link img {
  transition: transform 0.3s ease;
}

.auction-card__image-link:hover img {
  transform: scale(1.05);
}

a.auction-card__image-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  color: var(--color-gray-400, #9ca3af);
  font-size: 3rem;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s;
}

a.auction-card__image-placeholder:hover {
  background-color: var(--color-gray-200, #e5e7eb);
  color: var(--color-gray-500, #6b7280);
}

/* --- Status Badge Overlay --- */
.auction-card__badge {
  position: absolute;
  top: 0.625rem;
  left: 0.625rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.25rem 0.625rem;
  border-radius: 6px;
  font-size: 0.625rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(0, 0, 0, 0.6);
  color: #ffffff;
  backdrop-filter: blur(4px);
  z-index: 2;
}

.auction-card__badge i {
  font-size: 0.5rem;
}

.auction-card__badge--winning { background: rgba(40, 167, 69, 0.85); }
.auction-card__badge--outbid { background: rgba(220, 53, 69, 0.85); }
.auction-card__badge--watching { background: rgba(26, 26, 46, 0.8); }
.auction-card__badge--ended { background: rgba(108, 117, 125, 0.85); }

/* --- Card Content --- */
.auction-card__content {
  display: flex;
  flex-direction: column;
  padding: 0.625rem;
  flex: 1;
  gap: 0;
}

/* --- Timer --- */
.auction-card__timer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.25rem 0.5rem;
  background: var(--color-gray-50, #f8f9fa);
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--color-text, #1f2937);
  margin-bottom: 0.5rem;
  border: 1px solid var(--color-gray-200, #e5e7eb);
}

.auction-card__timer i {
  font-size: 0.875rem;
  color: var(--color-text-muted, #6c757d);
}

.auction-card__timer--urgent {
  background: rgba(217, 119, 6, 0.1);
  border-color: var(--color-warning, #d97706);
  color: var(--color-warning, #d97706);
}

.auction-card__timer--urgent i {
  color: var(--color-warning, #d97706);
}

.auction-card__timer--critical {
  background: rgba(220, 53, 69, 0.15);
  border-color: var(--color-danger, #dc3545);
  color: var(--color-danger, #dc3545);
  animation: timerPulse 1s infinite;
}

.auction-card__timer--critical i {
  color: var(--color-danger, #dc3545);
}

@keyframes timerPulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.7; }
}

/* --- Title & Meta --- */
.auction-card__title {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text, #1f2937);
  margin-bottom: 0.125rem;
  line-height: 1.3;
  min-height: calc(0.875rem * 1.3 * 2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.auction-card__title a {
  color: inherit;
  text-decoration: none;
}

.auction-card__title a:hover {
  color: var(--color-primary, #1a1a2e);
}

.auction-card__meta {
  font-size: 0.75rem;
  color: var(--color-text-muted, #6c757d);
  margin-bottom: 0.375rem;
}

/* --- Bid Info Row (side-by-side) --- */
.auction-card__bid-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.375rem;
  margin-bottom: 0.5rem;
  padding: 0.375rem;
  background: var(--color-gray-50, #f8f9fa);
  border-radius: 6px;
}

.auction-card__bid-block {
  display: flex;
  flex-direction: column;
}

.auction-card__bid-label {
  font-size: 0.625rem;
  color: var(--color-text-muted, #6c757d);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  margin-bottom: 0.125rem;
}

.auction-card__bid-value {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--color-text, #1f2937);
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.auction-card__bid-value.winning { color: var(--color-success, #28a745); }
.auction-card__bid-value.outbid {
  color: var(--color-danger, #dc3545);
  text-decoration: line-through;
  opacity: 0.7;
}

.auction-card__bid-count {
  font-size: 0.6875rem;
  color: var(--color-text-muted, #6c757d);
  margin-top: 0.125rem;
}

.auction-card__user-bid {
  display: flex;
  flex-direction: column;
  text-align: right;
}

.auction-card__user-bid .auction-card__bid-value {
  font-size: 0.9375rem;
}

/* --- Actions (bid form, proxy, winning badge) --- */
.auction-card__actions {
  margin-bottom: 0;
  min-height: 3rem;
}

.auction-card__bid-form {
  width: 100%;
}

.auction-card__bid-form .input-group {
  flex-wrap: nowrap;
}

.auction-card__bid-form .input-group-text {
  padding: 0.25rem 0.5rem;
  font-weight: 600;
  font-size: 0.8125rem;
}

.auction-card__bid-form .form-control {
  min-width: 100px;
  font-weight: 600;
  font-size: 0.8125rem;
  padding: 0.25rem 0.5rem;
  -moz-appearance: textfield;
}

.auction-card__bid-form .form-control::-webkit-outer-spin-button,
.auction-card__bid-form .form-control::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.auction-card__bid-form .btn {
  white-space: nowrap;
  padding: 0.25rem 0.4rem;
  font-weight: 700;
  font-size: 0.675rem;
}

.auction-card__winning-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: var(--color-success, #28a745);
  color: #ffffff;
  padding: 0.5rem 1rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.8125rem;
  width: 100%;
  justify-content: center;
}

.auction-card__status-text {
  font-weight: 600;
  font-size: 0.8125rem;
  display: block;
  text-align: center;
  padding: 0.5rem 0;
}

/* --- Proxy Bid --- */
.auction-card__proxy {
  margin-top: 0.375rem;
}

.auction-card__proxy-info {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.6875rem;
  color: var(--color-primary, #1a1a2e);
  margin-bottom: 0.375rem;
}

.auction-card__proxy-info i {
  color: var(--color-warning, #f59e0b);
}

.auction-card__proxy-inline,
.auction-card__proxy-inline:hover,
.auction-card__proxy-inline:focus,
.auction-card__proxy-inline:active {
  padding: 0.25rem 0.5rem;
  border-left: 1px solid rgba(255, 255, 255, 0.3) !important;
  transform: none !important;
  transition: background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
}

.auction-card__proxy-form {
  margin-top: 0.375rem;
}

.auction-card__proxy-form .input-group-text {
  padding: 0.2rem 0.4rem;
  font-size: 0.6875rem;
}

.auction-card__proxy-form .form-control {
  padding: 0.2rem 0.4rem;
  font-size: 0.6875rem;
  min-width: 50px;
}

.auction-card__proxy-form .btn {
  padding: 0.2rem 0.5rem;
  font-size: 0.6875rem;
}

.auction-card__proxy-remove {
  display: block;
  width: 100%;
  margin-top: 0.25rem;
  padding: 0.15rem 0;
  background: transparent;
  border: none;
  color: var(--color-danger, #dc3545);
  font-size: 0.625rem;
  cursor: pointer;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.auction-card__proxy-remove:hover {
  opacity: 1;
}

/* --- Footer (damage, watchers, buttons) --- */
.auction-card__footer {
  margin-top: auto;
  padding-top: 0;
  border-top: 1px solid var(--color-gray-100, #f3f4f6);
}

.auction-card__damage {
  position: absolute;
  bottom: 0.5rem;
  right: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.6rem;
  font-weight: 600;
  color: #ffffff;
  backdrop-filter: blur(4px);
  z-index: 2;
}

.auction-card__damage--clean {
  background: rgba(16, 185, 129, 0.85);
}

.auction-card__damage--reported {
  background: rgba(217, 119, 6, 0.85);
}

.auction-card__footer-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
}

.auction-card__watchers {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  font-size: 0.75rem;
  color: var(--color-text-muted, #6c757d);
}

.auction-card__watchers i {
  color: var(--color-primary, #1a1a2e);
  font-size: 0.75rem;
}

.auction-card__buttons {
  display: flex;
  gap: 0.375rem;
  align-items: center;
  margin-left: auto;
}

.auction-card__buttons .btn {
  font-size: 0.6875rem;
  padding: 0.25rem 0.5rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 1.625rem;
}

.auction-card__buttons .btn i {
  font-size: 0.75rem;
  line-height: 1;
}

/* Bid History Button */
.auction-card__buttons .btn-outline-info[data-bid-history-button] {
  background: #0dcaf0;
  border-color: #0dcaf0;
  color: #fff;
}

.auction-card__buttons .btn-outline-info[data-bid-history-button]:hover {
  background: #0aa2c0;
  border-color: #0aa2c0;
  color: #fff;
}

/* Bid History Modal */
#bidHistoryModal .modal-body {
  padding: 1rem;
}

.bid-history-modal__header {
  padding: 0.75rem 0;
  margin-bottom: 0.75rem;
  border-bottom: 1px solid #dee2e6;
}

.bid-history-modal__title {
  margin: 0;
  font-size: 1rem;
  font-weight: 600;
  color: #1a1a2e;
}

.bid-history-modal__body {
  max-height: 55vh;
  overflow-y: auto;
}

.bid-history-modal__body .table {
  margin-bottom: 0;
  font-size: 0.875rem;
}

.bid-history-modal__body .table th {
  background: #f8f9fa;
  font-weight: 600;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #6c757d;
  white-space: nowrap;
}

.bid-history-modal__body .table td {
  vertical-align: middle;
}

/* ===========================================
   ENDED SECTION
   =========================================== */

.ended-section {
  grid-column: 1 / -1;
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 2px solid var(--color-gray-200, #e5e7eb);
}

.ended-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  background: #ffffff;
  border: 1px solid var(--color-gray-200, #e5e7eb);
  border-radius: 12px;
  cursor: pointer;
  margin-bottom: 1rem;
  transition: all 0.2s;
}

.ended-toggle:hover {
  background: var(--color-gray-50, #f8f9fa);
}

.ended-toggle__title {
  font-weight: 600;
  color: var(--color-text, #1f2937);
}

.ended-toggle__icon {
  color: var(--color-text-muted, #6c757d);
  transition: transform 0.3s;
}

.ended-auctions {
  display: none;
}

.ended-auctions.show {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

/* ===========================================
   FLASH ANIMATIONS
   =========================================== */

.auction-card.flash-outbid {
  animation: flashOutbid 0.5s ease-in-out;
}

@keyframes flashOutbid {
  0%, 100% { background: #ffffff; }
  50% { background: rgba(220, 53, 69, 0.1); }
}

.auction-card.flash-update {
  animation: flashUpdate 0.3s ease-in-out;
}

@keyframes flashUpdate {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.01); }
}

/* ===========================================
   TOAST CONTAINER
   =========================================== */

.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  pointer-events: none;
}

.toast-message {
  background: var(--color-dark, #1a1a2e);
  color: #ffffff;
  padding: 1rem 1.5rem;
  border-radius: 12px;
  margin-top: 0.75rem;
  animation: toastSlideIn 0.3s ease-out;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  max-width: 400px;
  pointer-events: auto;
  font-weight: 500;
  transition: opacity 0.3s;
}

.toast-message--success { background: var(--color-success, #28a745); }
.toast-message--warning { background: var(--color-danger, #dc3545); }

@keyframes toastSlideIn {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* ===========================================
   EMPTY STATES
   =========================================== */

.auction-empty-state {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1rem;
  background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.auction-empty-state__container {
  max-width: 600px;
  text-align: center;
}

.auction-empty-state__icon {
  position: relative;
  width: 120px;
  height: 120px;
  margin: 0 auto 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

.auction-empty-state__icon-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(201, 169, 98, 0.15) 0%, rgba(201, 169, 98, 0.05) 100%);
  border-radius: 50%;
  animation: emptyStatePulse 3s ease-in-out infinite;
}

.auction-empty-state__icon-bg::before {
  content: '';
  position: absolute;
  inset: -10px;
  background: linear-gradient(135deg, rgba(201, 169, 98, 0.1) 0%, rgba(201, 169, 98, 0.02) 100%);
  border-radius: 50%;
  animation: emptyStatePulse 3s ease-in-out infinite 0.5s;
}

@keyframes emptyStatePulse {
  0%, 100% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.1); opacity: 0.7; }
}

.auction-empty-state__icon i {
  font-size: 3rem;
  color: var(--color-accent, #c9a962);
  position: relative;
  z-index: 1;
  animation: emptyStateGavel 2s ease-in-out infinite;
}

@keyframes emptyStateGavel {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(-15deg); }
  75% { transform: rotate(15deg); }
}

.auction-empty-state__title {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text, #1f2937);
  margin-bottom: 1rem;
}

.auction-empty-state__text {
  font-size: 1.125rem;
  color: var(--color-text-secondary, #4b5563);
  line-height: 1.6;
  margin-bottom: 2.5rem;
}

.auction-empty-state__features {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.auction-empty-state__feature {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-align: left;
}

.auction-empty-state__feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent, #c9a962);
  font-size: 1.25rem;
  flex-shrink: 0;
}

.auction-empty-state__feature-text {
  display: flex;
  flex-direction: column;
}

.auction-empty-state__feature-text strong {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text, #1f2937);
}

.auction-empty-state__feature-text span {
  font-size: 0.8rem;
  color: var(--color-text-muted, #6c757d);
}

.auction-empty-state__actions {
  margin-bottom: 2.5rem;
}

.auction-empty-state__actions .btn {
  padding: 1rem 2.5rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 8px;
}

.auction-empty-state__note {
  margin-top: 1rem;
  font-size: 0.875rem;
  color: var(--color-text-muted, #6c757d);
}

.auction-empty-state__next {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  background: #ffffff;
  border: 1px solid var(--color-gray-200, #e5e7eb);
  border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.auction-empty-state__next-icon {
  width: 40px;
  height: 40px;
  background: rgba(201, 169, 98, 0.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent, #c9a962);
  font-size: 1.125rem;
}

.auction-empty-state__next-text {
  display: flex;
  flex-direction: column;
  text-align: left;
}

.auction-empty-state__next-label {
  font-size: 0.75rem;
  color: var(--color-text-muted, #6c757d);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.auction-empty-state__next-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text, #1f2937);
}

/* Empty filter state */
.auction-empty-filter {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: #ffffff;
  border-radius: 12px;
  border: 2px dashed var(--color-gray-200, #e5e7eb);
}

.auction-empty-filter i {
  font-size: 3rem;
  color: var(--color-text-muted, #6c757d);
  margin-bottom: 1rem;
  opacity: 0.5;
}

.auction-empty-filter p {
  font-size: 1.125rem;
  color: var(--color-text-secondary, #4b5563);
  margin: 0;
}

/* ===========================================
   RESPONSIVE STYLES
   =========================================== */

/* XL: 4 columns */
@media (min-width: 1200px) {
  .auctions-container {
    grid-template-columns: repeat(4, 1fr);
  }

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

/* MD-LG: 2 columns (default) */

/* SM and below: 1 column */
@media (max-width: 767px) {
  .auctions-container {
    grid-template-columns: 1fr;
  }

  .ended-auctions.show {
    grid-template-columns: 1fr;
  }

  .auctions-hero {
    padding: 2rem 0 1.5rem;
    padding-top: calc(var(--header-height, 80px) + 1.5rem);
  }

  .auctions-hero__title {
    font-size: 1.5rem;
  }

  .auctions-hero__subtitle {
    font-size: 0.9375rem;
  }

  .auctions-hero__decoration {
    margin-bottom: 0.75rem;
  }

  .live-bar__content {
    justify-content: center;
  }

  .live-bar__controls {
    display: none;
  }

  .summary-section {
    padding: 1rem 0 1.5rem;
  }

  .summary-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .summary-card {
    padding: 0.75rem 0.5rem;
    min-width: auto;
  }

  .summary-card::before {
    width: 3px;
  }

  .summary-card__count {
    font-size: 1.25rem;
  }

  .summary-card__label {
    font-size: 0.5625rem;
    letter-spacing: 0.02em;
  }

  .filter-bar {
    flex-direction: column;
    gap: 0.5rem;
    padding: 0.75rem;
  }

  .filter-bar__group {
    width: 100%;
  }

  .filter-bar__label {
    display: none;
  }

  .filter-bar__select {
    width: 100%;
    min-width: 0;
    font-size: 0.875rem;
    padding: 0.625rem 0.75rem;
  }

  .toast-container {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
  }

  .toast-message {
    width: 100%;
    max-width: none;
    text-align: center;
  }

  /* Empty state mobile */
  .auction-empty-state {
    padding: 2rem 1rem;
    min-height: 50vh;
  }

  .auction-empty-state__icon {
    width: 100px;
    height: 100px;
    margin-bottom: 1.5rem;
  }

  .auction-empty-state__icon i {
    font-size: 2.5rem;
  }

  .auction-empty-state__title {
    font-size: 1.5rem;
  }

  .auction-empty-state__text {
    font-size: 1rem;
    margin-bottom: 2rem;
  }

  .auction-empty-state__features {
    flex-direction: column;
    gap: 1rem;
    align-items: center;
  }

  .auction-empty-state__feature {
    width: 100%;
    max-width: 280px;
    padding: 0.75rem;
    background: #ffffff;
    border-radius: 8px;
    border: 1px solid var(--color-gray-100, #f3f4f6);
  }

  .auction-empty-state__actions .btn {
    width: 100%;
    padding: 0.875rem 1.5rem;
  }

  .auction-empty-state__next {
    width: 100%;
    justify-content: center;
  }

  .auction-empty-filter {
    padding: 3rem 1.5rem;
  }

  .auction-empty-filter i {
    font-size: 2.5rem;
  }
}

@media (max-width: 480px) {
  .summary-cards {
    grid-template-columns: repeat(2, 1fr);
  }

  .summary-card {
    padding: 0.875rem 0.75rem;
  }

  .summary-card__count {
    font-size: 1.5rem;
  }

  .summary-card__label {
    font-size: 0.625rem;
  }

  .auction-card__timer {
    font-size: 1rem;
  }

  .auction-card__bid-value {
    font-size: 0.875rem;
  }
}