/* ========================================
   Certificates Page Styles
   ======================================== */

/* Page Header */
.page-header {
  padding: calc(var(--nav-height) + var(--space-4xl)) 0 var(--space-3xl);
  background: var(--color-bg);
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-xl);
  transition:
    color 0.2s ease,
    gap 0.2s ease;
}

.back-link:hover {
  color: var(--color-accent);
  gap: 0.75rem;
}

.back-link svg {
  transition: transform 0.2s ease;
}

.back-link:hover svg {
  transform: translateX(-4px);
}

.page-title {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 600px;
}

/* Category Sections */
.cert-category {
  padding: var(--space-2xl) 0;
}

.cert-category:nth-child(odd) {
  background: var(--color-bg-alt);
}

.category-title {
  font-family: var(--font-heading);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-sm);
  border-bottom: 2px solid var(--color-border);
}

/* Certificate Grid */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.25rem;
}

/* Full Certificate Card */
.cert-card-full {
  background: var(--color-white);
  border: 1px solid #e8e8e8;
  border-radius: 12px;
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  transition:
    transform 0.3s var(--ease-out),
    box-shadow 0.3s var(--ease-out),
    border-color 0.3s var(--ease-out);
}

.cert-card-full:hover {
  transform: translateY(-8px);
  border-color: #0066ff;
  box-shadow: 0 20px 40px rgba(0, 102, 255, 0.15);
}

.cert-card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: var(--space-sm);
}

.cert-logo-large {
  width: 45px;
  height: 45px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s var(--ease-out);
  flex-shrink: 0;
}

.cert-card-full:hover .cert-logo-large {
  transform: scale(1.1);
}

.cert-logo-large svg {
  width: 100%;
  height: 100%;
}

.cert-meta {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 0.5rem;
}

.cert-date-full {
  font-size: 0.8rem;
  color: #666666;
  background: var(--color-bg-alt);
  padding: 0.25rem 0.75rem;
  border-radius: 4px;
}

.cert-card-body {
  flex-grow: 1;
}

.cert-name-full {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #1a1a1a;
  margin-bottom: 0.125rem;
  line-height: 1.2;
}

.cert-org-full {
  font-size: 0.85rem;
  color: var(--color-accent);
  font-weight: 500;
  margin-bottom: var(--space-sm);
}

.cert-description {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: #666666;
  line-height: 1.5;
  margin-bottom: var(--space-sm);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.cert-skills-full {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: var(--space-sm);
}

.cert-skills-full span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  padding: 0.25rem 0.5rem;
  background: var(--color-accent-light);
  color: var(--color-accent);
  border-radius: 3px;
}

.cert-card-footer {
  padding-top: var(--space-sm);
  border-top: 1px solid var(--color-border);
  display: flex;
  gap: 0.75rem;
}

.btn-sm {
  padding: 0.5rem 0.85rem;
  font-size: 0.75rem;
}

/* Responsive */
@media (max-width: 1200px) {
  .cert-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 768px) {
  .cert-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cert-card-full {
    padding: 1rem;
  }

  .cert-logo-large {
    width: 40px;
    height: 40px;
  }

  .cert-name-full {
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .cert-grid {
    grid-template-columns: 1fr;
  }
}