/* ========================================
   CARD COMPONENTS
   ======================================== */

/* Base card */
.card {
  background-color: var(--color-background-primary);
  border: var(--border-width-thin) solid var(--color-border-light);
  border-radius: var(--border-radius-xl);
  overflow: hidden;
  transition: transform var(--transition-duration-normal) var(--transition-timing-out),
              box-shadow var(--transition-duration-normal) var(--transition-timing-out),
              border-color var(--transition-duration-normal) var(--transition-timing-out);
  height: 100%;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

/* Card header */
.card-header {
  padding: var(--spacing-4) var(--spacing-5);
  border-bottom: var(--border-width-thin) solid var(--color-border-light);
  background-color: var(--color-background-secondary);
}

.card-header:last-child {
  border-bottom: none;
}

/* Card body */
.card-body {
  padding: var(--spacing-5);
  flex: 1 1 auto;
}

/* Card footer */
.card-footer {
  padding: var(--spacing-4) var(--spacing-5);
  border-top: var(--border-width-thin) solid var(--color-border-light);
  background-color: var(--color-background-secondary);
  margin-top: auto;
}

/* Card title */
.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-2);
  line-height: var(--line-height-tight);
}

/* Card subtitle */
.card-subtitle {
  font-size: var(--font-size-base);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-3);
  font-weight: var(--font-weight-regular);
}

/* Card text */
.card-text {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--spacing-4);
}

.card-text:last-child {
  margin-bottom: 0;
}

/* Card image */
.card-img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.card-img-top {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-top-left-radius: var(--border-radius-xl);
  border-top-right-radius: var(--border-radius-xl);
}

.card-img-bottom {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-bottom-left-radius: var(--border-radius-xl);
  border-bottom-right-radius: var(--border-radius-xl);
}

/* Card with overlay */
.card-overlay {
  position: relative;
}

.card-overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.8) 100%);
  z-index: 1;
}

.card-overlay-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: var(--spacing-5);
  color: white;
  z-index: 2;
}

.card-overlay-content .card-title,
.card-overlay-content .card-text {
  color: white;
}

/* Card variants */

/* Horizontal card */
.card-horizontal {
  flex-direction: row;
}

.card-horizontal .card-img {
  width: 40%;
  height: auto;
  border-radius: var(--border-radius-xl) 0 0 var(--border-radius-xl);
}

@media (max-width: 640px) {
  .card-horizontal {
    flex-direction: column;
  }
  
  .card-horizontal .card-img {
    width: 100%;
    height: 200px;
    border-radius: var(--border-radius-xl) var(--border-radius-xl) 0 0;
  }
}

/* Featured card */
.card-featured {
  border: var(--border-width-medium) solid var(--color-primary);
  box-shadow: var(--shadow-md);
}

.card-featured .card-header {
  background-color: var(--color-primary-50);
  border-bottom-color: var(--color-primary-light);
}

.card-featured .card-footer {
  background-color: var(--color-primary-50);
  border-top-color: var(--color-primary-light);
}

/* Card with accent border */
.card-accent {
  border-left: var(--border-width-thick) solid var(--color-primary);
  border-radius: var(--border-radius-lg) var(--border-radius-xl) var(--border-radius-xl) var(--border-radius-lg);
}

.card-accent-secondary {
  border-left-color: var(--color-secondary);
}

.card-accent-accent {
  border-left-color: var(--color-accent);
}

/* Interactive card */
.card-interactive {
  cursor: pointer;
}

.card-interactive:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Card grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-6);
}

/* Card group */
.card-group {
  display: flex;
  gap: var(--spacing-4);
  flex-wrap: wrap;
}

.card-group > .card {
  flex: 1 1 300px;
}

/* Card with icon */
.card-icon {
  width: 60px;
  height: 60px;
  border-radius: var(--border-radius-full);
  background: linear-gradient(135deg, var(--color-primary-50) 0%, var(--color-primary-100) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-4);
  color: var(--color-primary);
}

.card-icon svg {
  width: 30px;
  height: 30px;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
}

.card:hover .card-icon {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
}

/* Card with number */
.card-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--border-radius-full);
  background-color: var(--color-primary);
  color: white;
  font-weight: var(--font-weight-bold);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-3);
}

/* Compact card */
.card-compact {
  padding: 0;
}

.card-compact .card-body {
  padding: var(--spacing-3);
}

.card-compact .card-title {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-1);
}

/* Card action */
.card-action {
  margin-top: var(--spacing-4);
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

/* Responsive cards */
@media (max-width: 768px) {
  .card-grid {
    gap: var(--spacing-4);
  }
  
  .card-body {
    padding: var(--spacing-4);
  }
  
  .card-title {
    font-size: var(--font-size-lg);
  }
}