/* ==========================================================
   WHALE OS Card Design System v3.5 (Relate Edition)
   Pure White Surfaces • Stone Divider Hairlines • Multi-Layer Soft Elevation
   ========================================================== */

:root {
  --card-padding-sm: 12px 16px;
  --card-padding-md: 18px 22px;
  --card-padding-lg: 24px 32px;
}

/* Base Card */
.card, [class*="-card"]:not(.sidebar-nav-item) {
  background-color: var(--card-bg);
  border: 1px solid var(--card-border);
  border-radius: var(--radius-cards);
  padding: var(--card-padding-md);
  color: var(--text-body);
  box-shadow: var(--card-shadow);
  transition: border-color var(--transition-fast), 
              box-shadow var(--transition-fast), 
              transform var(--transition-fast);
}

/* Hover on Interactive / Clickable Cards */
.card-clickable, .card.interactive, .feature-card, .metric-card {
  cursor: pointer;
}

.card-clickable:hover, .card.interactive:hover, .feature-card:hover, .metric-card:hover {
  border-color: #cbd5e1;
  box-shadow: var(--shadow-floating);
  transform: translateY(-2px);
}

/* Outer Section / Large Feature Container Card */
.card-container, .section-card, .feature-section-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-containers);
  padding: var(--card-padding-lg);
  box-shadow: var(--shadow-sm);
}

/* Inner Mini Card / Table Row Card / Deal Card */
.card-inner, .mini-card, .deal-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-card-inner);
  padding: var(--card-padding-sm);
  box-shadow: var(--shadow-subtle);
}

.card-inner:hover, .mini-card:hover, .deal-card:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-sm);
}

/* Card Header */
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.card-title {
  font-family: var(--font-heading);
  font-size: var(--text-heading-sm);
  font-weight: var(--fw-semibold);
  color: var(--text-primary);
  margin: 0;
}

.card-subtitle {
  font-size: var(--text-caption);
  color: var(--text-muted);
  margin-top: 2px;
}

/* Card Body */
.card-body {
  display: flex;
  flex-direction: column;
  gap: 12px;
  flex: 1;
}

/* Card Footer */
.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 14px;
  margin-top: 14px;
  border-top: 1px solid var(--border);
}

/* Status Indicator Cards (Refined status dot, not harsh 4px borders) */
.card-status-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--text-caption);
  font-weight: var(--fw-medium);
  padding: 4px 10px;
  border-radius: var(--radius-pill);
}

/* Shimmer Loading Skeleton */
.card-loading {
  position: relative;
  overflow: hidden;
  background-color: var(--bg-fog) !important;
  border-color: transparent !important;
}

.card-loading::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.45),
    transparent
  );
  transform: translateX(-100%);
  animation: whale-card-shimmer 1.4s ease-in-out infinite;
}

@keyframes whale-card-shimmer {
  to {
    transform: translateX(100%);
  }
}