/* css/glassmorphism.css */
/* Glassmorphism effect utilities */

.glass {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
}

.glass--strong {
  background: var(--glass-bg-strong);
  border-color: var(--glass-border-strong);
}

.glass--subtle {
  background: var(--glass-bg-subtle);
  border-color: var(--glass-border);
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: var(--space-xl);
  box-shadow: var(--glass-shadow);
}

.glass-card--hover {
  transition: all var(--transition-base);
}

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

/* Glass Navbar */
.glass-nav {
  background: color-mix(in srgb, var(--color-surface) 80%, transparent);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
}

/* Glass Modal */
.glass-modal {
  background: color-mix(in srgb, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(30px) saturate(180%);
  -webkit-backdrop-filter: blur(30px) saturate(180%);
  border: 1px solid var(--glass-border);
}

/* Glass Overlay */
.glass-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: var(--z-modal-backdrop);
}

/* Certificate Modal */
.cert-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: none;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.cert-modal.is-open {
  display: flex;
}

.cert-modal__content {
  position: relative;
  max-width: 95vw;
  max-height: 95vh;
  border-radius: var(--radius-lg);
  overflow: hidden;
  animation: zoomIn 0.3s ease-out;
}

@keyframes zoomIn {
  from {
    transform: scale(0.8);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}

.cert-modal__image {
  width: 100%;
  height: auto;
  max-height: 95vh;
  object-fit: contain;
  display: block;
}

.cert-modal__close {
  position: absolute;
  top: var(--space-lg);
  right: var(--space-lg);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  font-size: var(--font-size-xl);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  z-index: 1;
}

.cert-modal__close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1) rotate(90deg);
}

.cert-modal__close:focus-visible {
  outline: 3px solid white;
  outline-offset: 2px;
}

/* Skills Grid with Glass */
.skills-grid {
  display: grid;
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.skills-category {
  margin-bottom: var(--space-xl);
}

.skills-category__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-md);
  color: var(--color-text);
}

.skills-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-md);
}

.skill-card {
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(20px);
}

.skill-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.skill-card:hover {
  transform: translateY(-4px);
}

.skill-card__icon {
  font-size: 2.5rem;
  margin-bottom: var(--space-sm);
}

.skill-card__name {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.skill-level {
  font-size: var(--font-size-sm);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-medium);
}

.skill-level--expert {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
}

.skill-level--advanced {
  background: rgba(99, 102, 241, 0.1);
  color: var(--color-primary);
}

.skill-level--intermediate {
  background: rgba(245, 158, 11, 0.1);
  color: var(--color-warning);
}

/* Certificates Grid */
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: var(--space-lg);
  margin-top: var(--space-xl);
}

.cert-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-base);
  opacity: 0;
  transform: translateY(20px);
}

.cert-card.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.cert-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.cert-card__image {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-bg-secondary);
}

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

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

.cert-card__content {
  padding: var(--space-md);
}

.cert-card__title {
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-xs);
  color: var(--color-text);
}

.cert-card__issuer {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

.cert-card__date {
  font-size: var(--font-size-xs);
  color: var(--color-text-light);
}

/* Responsive */
@media (max-width: 768px) {
  .skills-list {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
  
  .certificates-grid {
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  }
  
  .cert-modal__close {
    top: var(--space-md);
    right: var(--space-md);
    width: 40px;
    height: 40px;
  }
}

/* Fallback for browsers without backdrop-filter support */
@supports not (backdrop-filter: blur(10px)) {
  .glass {
    background: var(--color-surface);
  }
  
  .glass-card {
    background: var(--color-surface);
  }
  
  .glass-nav {
    background: var(--color-surface);
  }
}