:root {
    --primary: #0d6efd;
    --auction-card-height: 380px;
}
body {
    background-color: #f5f7fa;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}
main { flex: 1; }
.auction-card {
    transition: transform 0.2s, box-shadow 0.2s;
    height: 100%;
}
.auction-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.12);
}
.auction-card .card-img-top {
    height: 180px;
    object-fit: cover;
}
.countdown {
    font-family: monospace;
    font-weight: 700;
    color: #dc3545;
    font-size: 1.1rem;
}
.countdown.ending {
    animation: pulse 1s infinite;
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}
.price-tag {
    font-size: 1.4rem;
    font-weight: 700;
    color: #198754;
}
.status-badge {
    font-size: 0.75rem;
    text-transform: uppercase;
}
.img-preview {
    max-height: 120px;
    object-fit: cover;
    border-radius: 6px;
}
.message-unread {
    background-color: #e7f1ff;
    font-weight: 600;
}
.role-admin { color: #dc3545; }
.role-moderator { color: #fd7e14; }
.role-user { color: #0d6efd; }
.gallery-thumb {
    width: 80px;
    height: 80px;
    object-fit: cover;
    cursor: pointer;
    border: 2px solid transparent;
}
.gallery-thumb.active {
    border-color: var(--primary);
}
.bid-form input[type="number"] {
    max-width: 150px;
}
.alert-commission {
    border-left: 4px solid #ffc107;
}

/* Logo marca – tamaño doble en encabezado */
.navbar.navbar-expand-lg {
  min-height: 72px;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}
.navbar-brand .brand-logo {
  height: 56px !important;
  width: auto !important;
  max-width: 320px !important;
  object-fit: contain !important;
  border-radius: 8px;
  display: block;
}
.brand-logo-footer {
  display: none;
}
@media (max-width: 768px) {
  .navbar.navbar-expand-lg {
    min-height: 80px;
  }
  .navbar-brand .brand-logo {
    height: 44px !important;
    max-width: 220px !important;
  }
}
@media (max-width: 576px) {
  .navbar.navbar-expand-lg {
    min-height: 70px;
  }
  .navbar-brand .brand-logo {
    height: 40px !important;
    max-width: 180px !important;
  }
}


/* Tarjetas compactas – caben ≥12 en pantalla ancha (6 columnas en xl) */
.auction-card-sm {
  font-size: 0.8rem;
}
.auction-thumb-sm {
  height: 100px !important;
  object-fit: cover;
  width: 100%;
}
.auction-title-sm {
  font-size: 0.8rem;
  font-weight: 600;
  line-height: 1.2;
  max-height: 2.4em;
  overflow: hidden;
  margin-bottom: 0.15rem;
}
.auction-meta-sm {
  font-size: 0.7rem;
  line-height: 1.2;
}
.price-tag-sm {
  font-size: 0.9rem !important;
  margin-bottom: 0.1rem !important;
}
.auction-grid .card-body {
  padding: 0.4rem 0.5rem !important;
}
@media (min-width: 1200px) {
  .auction-thumb-sm { height: 110px !important; }
}
/* Menú más compacto */
.navbar .nav-link {
  font-size: 0.9rem;
  padding-left: 0.55rem !important;
  padding-right: 0.55rem !important;
}

.category-sidebar .list-group-item {
  border-left: 0;
  border-right: 0;
}
.category-sidebar .list-group-item.active {
  background-color: var(--bs-primary, #0d6efd);
  border-color: var(--bs-primary, #0d6efd);
}