/**
 * @file cards.css
 * Componentes Card — Elementos de apresentação de conteúdo
 * Inclui: Publication Card, Project Card, Event Card, Course Card
 */

/* =====================================================
   CARD BASE
   ===================================================== */

.card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-base);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-gray-200);
  height: 100%;
}

.card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

@media (prefers-color-scheme: dark) {
  .card {
    background-color: var(--color-gray-900);
    border-color: var(--color-gray-700);
  }
}

/* =====================================================
   CARD GLASS (Glassmorphism)
   ===================================================== */

.card--glass {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: var(--glass-effect);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-glass);
}

.card--glass:hover {
  background: rgba(255, 255, 255, 0.8);
}

/* =====================================================
   CARD HEADER
   ===================================================== */

.card__header {
  padding: var(--space-4);
  border-bottom: 1px solid var(--color-gray-200);
  background-color: var(--color-gray-50);
}

@media (prefers-color-scheme: dark) {
  .card__header {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-700);
  }
}

.card__header--primary {
  background: linear-gradient(135deg, var(--color-babasu) 0%, var(--color-barro) 100%);
  color: var(--color-white);
  border: none;
}

.card__header--accent {
  background-color: var(--color-palha);
  color: var(--color-babasu-dark);
  border: none;
}

/* =====================================================
   CARD IMAGE
   ===================================================== */

.card__image {
  width: 100%;
  height: 250px;
  overflow: hidden;
  background-color: var(--color-gray-200);
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.card:hover .card__image img {
  transform: scale(1.05);
}

/* =====================================================
   CARD BODY
   ===================================================== */

.card__body {
  padding: var(--space-6);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__title {
  font-family: var(--font-serif);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-babasu);
  margin-bottom: var(--space-2);
  text-decoration: none;
}

.card__title:hover {
  color: var(--color-barro);
}

.card__excerpt {
  font-size: var(--font-size-sm);
  color: var(--color-gray-600);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-4);
  flex: 1;
}

.card__meta {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.card__meta-item {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

/* =====================================================
   CARD FOOTER
   ===================================================== */

.card__footer {
  padding: var(--space-4);
  border-top: 1px solid var(--color-gray-200);
  background-color: var(--color-gray-50);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

@media (prefers-color-scheme: dark) {
  .card__footer {
    background-color: var(--color-gray-800);
    border-color: var(--color-gray-700);
  }
}

/* =====================================================
   CARD BADGES
   ===================================================== */

.card__badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.badge {
  display: inline-block;
  padding: var(--space-1) var(--space-3);
  background-color: var(--color-gray-200);
  color: var(--color-gray-800);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.025em;
  white-space: nowrap;
}

.badge--primary {
  background-color: var(--color-babasu);
  color: var(--color-white);
}

.badge--secondary {
  background-color: var(--color-barro);
  color: var(--color-white);
}

.badge--accent {
  background-color: var(--color-palha);
  color: var(--color-babasu-dark);
}

.badge--success {
  background-color: var(--color-success);
  color: var(--color-white);
}

/* =====================================================
   CARD VARIANTS
   ===================================================== */

/* Publication Card */
.card--publication {
  grid-column: span 1;
}

.card--publication .card__image {
  height: 180px;
}

/* Project Card */
.card--project {
  grid-column: span 1;
}

.card--project .card__body {
  padding: var(--space-4);
}

/* Event Card */
.card--event {
  grid-column: span 1;
}

.card--event .card__date {
  font-family: var(--font-serif);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-barro);
  margin-bottom: var(--space-2);
}

/* Course Card */
.card--course {
  grid-column: span 1;
}

.card--course .card__duration {
  color: var(--color-info);
  font-weight: var(--font-weight-semibold);
  margin: var(--space-2) 0;
}

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

@media (max-width: 768px) {
  .card__image {
    height: 200px;
  }

  .card__body {
    padding: var(--space-4);
  }

  .card__title {
    font-size: var(--font-size-lg);
  }
}