/* ============================================
   Reusable Component Styles
   ============================================ */

/* Buttons */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-size: var(--text-base);
  font-weight: var(--font-medium);
  text-align: center;
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  line-height: 1.5;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-background);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--color-background);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-background);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn:active {
  transform: translateY(0);
}

.btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 4px;
}

/* Cards */
.card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

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

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

.card-content {
  padding: var(--spacing-md);
}

.card-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.card-description {
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--spacing-md);
}

/* Project Cards */
.project-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.project-image {
  width: 100%;
  height: 220px;
  overflow: hidden;
  background-color: var(--color-surface);
}

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

.project-card:hover .project-image img {
  transform: scale(1.05);
}

.project-content {
  padding: var(--spacing-md);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

.project-description {
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--spacing-md);
  flex: 1;
}

.project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.tech-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--color-surface);
  color: var(--color-text-light);
  font-size: var(--text-sm);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
}

.project-links {
  display: flex;
  gap: var(--spacing-sm);
}

.project-link {
  display: inline-block;
  padding: 0.5rem 1rem;
  color: var(--color-primary);
  font-weight: var(--font-medium);
  font-size: var(--text-sm);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.project-link:hover {
  background-color: var(--color-primary);
  color: var(--color-background);
}

/* Blog Cards */
.blog-card {
  background-color: var(--color-background);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  cursor: pointer;
  display: block;
  text-decoration: none;
  color: inherit;
}

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

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  margin-bottom: var(--spacing-sm);
}

.blog-date {
  font-weight: var(--font-medium);
}

.blog-read-time {
  color: var(--color-text-muted);
}

.blog-title {
  font-size: var(--text-xl);
  font-weight: var(--font-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
  line-height: var(--leading-tight);
}

.blog-excerpt {
  color: var(--color-text-light);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--spacing-md);
}

.blog-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
}

/* Tags */
.tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background-color: var(--color-primary);
  color: var(--color-background);
  font-size: var(--text-xs);
  font-weight: var(--font-medium);
  border-radius: var(--radius-full);
  text-transform: lowercase;
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
  font-weight: var(--font-medium);
  font-size: var(--text-sm);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem;
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-background);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
}

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-error {
  color: var(--color-error);
  font-size: var(--text-sm);
  margin-top: var(--spacing-xs);
  display: block;
}

.form-success {
  color: var(--color-success);
  font-size: var(--text-sm);
  margin-top: var(--spacing-xs);
  display: block;
}

/* Search Box */
.search-box {
  position: relative;
  width: 100%;
  max-width: 500px;
}

.search-input {
  width: 100%;
  padding: 0.75rem 1rem;
  padding-left: 2.5rem;
  font-size: var(--text-base);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
}

.search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-muted);
  pointer-events: none;
}

/* Alerts */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-md);
}

.alert-success {
  background-color: #d1fae5;
  color: #065f46;
  border: 1px solid #10b981;
}

.alert-error {
  background-color: #fee2e2;
  color: #991b1b;
  border: 1px solid #ef4444;
}

.alert-info {
  background-color: #dbeafe;
  color: #1e40af;
  border: 1px solid #3b82f6;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  font-size: var(--text-xs);
  font-weight: var(--font-semibold);
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

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

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

/* Loading Spinner */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Divider */
.divider {
  height: 1px;
  background-color: var(--color-border);
  margin: var(--spacing-lg) 0;
}