/* ============================================
   CARDS COMPONENT
   Society & AI Design System
   ============================================

   Card components including:
   - Featured cards
   - Featured work section
   - Focus area cards
   - Mission video section

   Requires: tokens.css to be loaded first
   ============================================ */

/* ==========================================
   FEATURED WORK SECTION
   ========================================== */
.featured-work {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  background: var(--color-white);
  padding: var(--space-16) 0;
  overflow-x: hidden;
}

.featured-work .section-title {
  font-family: var(--font-body);
  font-size: var(--text-3xl);
  font-weight: var(--font-light);
  margin-bottom: var(--space-8);
  color: var(--color-black);
  text-align: left;
  width: var(--content-width);
  max-width: var(--max-width-site);
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-snug);
}

/* ==========================================
   FEATURED GRID
   ========================================== */
.featured-grid {
  width: var(--content-width);
  max-width: var(--max-width-site);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

/* ==========================================
   FEATURED CARD
   ========================================== */
.featured-card {
  display: flex;
  flex-direction: column;
  background: var(--card-bg);
  border: var(--border-width) solid var(--card-border);
  border-radius: var(--card-radius);
  overflow: hidden;
  text-decoration: none;
  transition: transform var(--transition-base),
              box-shadow var(--transition-base);
}

.featured-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--card-shadow-hover);
}

.card-image {
  height: 200px;
  overflow: hidden;
}

.card-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Card gradient backgrounds */
.blue-gradient {
  background: var(--gradient-blue);
}

.purple-gradient {
  background: var(--gradient-purple);
}

.teal-gradient {
  background: var(--gradient-teal);
}

.orange-gradient {
  background: var(--gradient-orange);
}

.dark-pattern {
  background: var(--gradient-dark);
  position: relative;
}

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

.card-type {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  margin-bottom: 0.75rem;
  font-weight: var(--font-medium);
}

.card-title {
  font-family: var(--font-body);
  font-size: var(--text-md);
  font-weight: var(--font-normal);
  color: var(--color-text);
  line-height: 1.4;
  flex: 1;
  margin-bottom: var(--space-4);
}

.card-arrow {
  align-self: flex-start;
  color: var(--color-primary);
}

/* ==========================================
   FOCUS AREAS SECTION
   ========================================== */
.focus-areas-section {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  padding: var(--space-16) 0;
  background: var(--color-primary);
  overflow-x: hidden;
}

.focus-areas-section .section-title {
  font-family: var(--font-body);
  font-size: var(--text-3xl);
  font-weight: var(--font-light);
  margin-bottom: var(--space-12);
  color: var(--color-white);
  text-align: left;
  width: var(--content-width);
  max-width: var(--max-width-site);
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-snug);
}

.focus-areas-grid {
  width: var(--content-width);
  max-width: var(--max-width-site);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

/* ==========================================
   FOCUS AREA CARD
   ========================================== */
.focus-area-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  padding: 0;
}

.focus-area-image {
  width: 200px;
  height: 200px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: center;
}

.focus-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.focus-area-title {
  font-family: var(--font-body);
  font-size: 1.3rem;
  font-weight: var(--font-medium);
  color: var(--color-white);
  margin-bottom: var(--space-4);
  line-height: var(--leading-snug);
}

.focus-area-description {
  font-family: var(--font-body);
  font-size: 0.95rem;
  line-height: var(--leading-relaxed);
  color: var(--color-white);
  margin-bottom: var(--space-6);
  flex: 1;
}

.focus-area-link {
  display: inline-block;
  color: var(--color-white);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  transition: opacity var(--transition-base);
}

.focus-area-link:hover {
  text-decoration: underline;
}

/* ==========================================
   MISSION VIDEO SECTION
   ========================================== */
.mission-video-section {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  background: var(--color-white);
  padding: var(--space-20) 0;
  overflow-x: hidden;
}

.mission-video-grid {
  width: var(--content-width);
  max-width: var(--max-width-site);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-20);
  align-items: center;
}

.mission-video-left {
  display: flex;
  flex-direction: column;
}

.mission-video {
  width: 100%;
  height: auto;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
}

.mission-video-caption {
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--color-text);
  margin-top: var(--space-4);
  margin-bottom: var(--space-1);
  font-style: italic;
  opacity: 0.7;
  text-align: center;
}

.mission-video-credit {
  font-family: var(--font-body);
  font-size: 0.8rem;
  color: var(--color-text);
  opacity: 0.5;
  text-align: center;
  margin: 0;
}

.mission-video-right {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  align-self: flex-start;
}

.mission-video-title {
  font-family: var(--font-body);
  font-size: var(--text-2xl);
  font-weight: var(--font-normal);
  color: var(--color-black);
  margin-top: 0;
  margin-bottom: var(--space-6);
  line-height: var(--leading-snug);
}

.mission-video-description {
  font-family: var(--font-body);
  font-size: 1.05rem;
  line-height: var(--leading-loose);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-8);
}

.mission-video-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--color-primary);
  color: var(--color-white);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: var(--font-semibold);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base);
  align-self: flex-start;
}

.mission-video-link:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  color: var(--color-white);
  text-decoration: none;
}

/* ==========================================
   MISSION SECTION (Simple)
   ========================================== */
.mission-section {
  width: 100vw;
  margin-left: calc(50% - 50vw);
  background: var(--color-white);
  padding: var(--space-16) 0;
  margin-top: var(--space-12);
  text-align: center;
}

.mission-content {
  width: var(--content-width);
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.mission-content h2 {
  font-family: var(--font-body);
  font-size: var(--text-3xl);
  font-weight: var(--font-light);
  color: var(--color-text);
  margin-bottom: var(--space-6);
  line-height: var(--leading-snug);
}

.mission-content p {
  font-family: var(--font-body);
  font-size: var(--text-lg);
  line-height: var(--leading-loose);
  color: var(--color-gray-800);
  margin-bottom: var(--space-8);
}

.learn-more {
  display: inline-block;
  color: var(--color-primary);
  text-decoration: none;
  font-family: var(--font-body);
  font-size: var(--text-md);
  font-weight: var(--font-medium);
  transition: color var(--transition-base);
}

.learn-more:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ==========================================
   RESPONSIVE STYLES
   ========================================== */
@media (max-width: 1400px) {
  .focus-areas-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-12);
  }

  .featured-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 968px) {
  .featured-grid {
    grid-template-columns: 1fr;
  }

  .focus-areas-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .mission-video-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
    text-align: center;
  }

  .mission-video-link {
    align-self: center;
  }

  .mission-video-caption {
    text-align: center;
  }
}

@media (max-width: 768px) {
  .featured-work,
  .focus-areas-section,
  .mission-video-section,
  .mission-section {
    margin-left: 0;
    width: 100%;
    max-width: 100%;
  }

  .featured-work .section-title,
  .focus-areas-section .section-title {
    width: 100%;
    padding: 0 var(--space-4);
    margin-left: 0;
    margin-right: 0;
  }

  .featured-grid,
  .focus-areas-grid,
  .mission-video-grid {
    width: 100%;
    padding: 0 var(--space-4);
    margin-left: 0;
    margin-right: 0;
  }
}