/* ============================================================
   card.css — 卡片 / 图标 / 状态点
   ============================================================ */

.card {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 12px;
  padding: 12px 14px;
  min-height: 88px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background-color var(--transition), opacity var(--transition);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  animation: card-in 0.25s ease-out both;
}

.card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, var(--accent-soft) 200%);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
}
.card:hover {
  transform: translateY(-2px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-hover);
}
.card:hover::before { opacity: 0.5; }
.card:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}
.card.hidden {
  opacity: 0.15 !important;
  transform: scale(0.96) !important;
  pointer-events: none;
  filter: saturate(0.5);
  animation: none !important;
}
.card.focused {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* === Card icon (favicon + monogram fallback) === */
.card-icon-wrap {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--bg-elevated-2);
  border: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
  position: relative;
}
.card-icon {
  width: 28px;
  height: 28px;
  object-fit: contain;
  display: block;
  border-radius: 4px;
}
.card-monogram {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font: 700 18px/1 var(--font-stack);
  color: #fff;
  letter-spacing: -0.02em;
  background: var(--monogram-bg, linear-gradient(135deg, #475569, #1e293b));
}

/* === Card body === */
.card-body {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}
.card-row1 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  min-height: 22px;
}
.card-name {
  font: 600 15px/1.25 var(--font-stack);
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  flex: 1;
  min-width: 0;
}
.card-desc {
  font: 12.5px/1.4 var(--font-stack);
  color: var(--text-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.card-row2 {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-top: 4px;
}
.card-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  min-width: 0;
  flex: 1;
  overflow: hidden;
}
.card-tag {
  font: 10px/1.4 var(--font-stack);
  padding: 2px 6px;
  background: var(--accent-soft);
  color: var(--accent);
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  white-space: nowrap;
}
.card-domain {
  font: 10px/1.4 var(--font-mono);
  color: var(--text-tertiary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 50%;
  flex-shrink: 1;
}

/* === Status dot === */
.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-tertiary);
  flex-shrink: 0;
  transition: background-color var(--transition), border-color var(--transition);
}
.status-dot.online {
  background: var(--success);
  box-shadow: 0 0 0 0 var(--success);
  animation: pulse-green 2.4s ease-out infinite;
}
.status-dot.degraded {
  background: var(--warning);
}
.status-dot.offline {
  background: transparent;
  border: 2px solid var(--danger);
  width: 8px;
  height: 8px;
}
.status-dot.unknown {
  background: var(--text-tertiary);
  opacity: 0.5;
}
@keyframes pulse-green {
  0%   { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0.55); }
  70%  { box-shadow: 0 0 0 6px rgba(74, 222, 128, 0); }
  100% { box-shadow: 0 0 0 0 rgba(74, 222, 128, 0); }
}

/* === Search highlight === */
.card.search-hit {
  border-color: var(--accent);
}
.search-hl {
  background: var(--warning);
  color: var(--bg-base);
  padding: 0 2px;
  border-radius: 2px;
  font-weight: 700;
}
:root[data-theme="light"] .search-hl {
  background: rgba(251, 191, 36, 0.3);
  color: #92400e;
}

/* === Loading skeleton === */
.skeleton {
  background: linear-gradient(90deg,
    var(--bg-elevated) 0%,
    var(--bg-elevated-2) 50%,
    var(--bg-elevated) 100%);
  background-size: 200% 100%;
  animation: skeleton-shine 1.4s ease-in-out infinite;
  border-radius: var(--radius);
  min-height: 88px;
}
@keyframes skeleton-shine {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}