/**
 * Athyr Components
 * Reusable UI components: buttons, cards, code blocks
 */

/* ========================================
   Buttons
   ======================================== */
.btn {
  display: inline-block;
  padding: var(--space-sm) var(--space-lg);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: all var(--transition-fast);
  cursor: pointer;
  border: none;
}

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

.btn-primary:hover {
  background: var(--color-gray-100);
  transform: translateY(-2px);
}

.btn-secondary {
  background: transparent;
  color: var(--color-white);
  border: 1px solid var(--color-gray-600);
}

.btn-secondary:hover {
  border-color: var(--color-gray-400);
  background: rgba(255, 255, 255, 0.03);
}

.btn-sm {
  padding: 0.625rem 1.25rem;
}

/* ========================================
   Cards
   ======================================== */
.card {
  background: linear-gradient(135deg, rgba(52, 58, 64, 0.2) 0%, rgba(13, 13, 13, 0.8) 100%);
  border: 1px solid var(--color-gray-600);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  transition: all var(--transition-normal);
}

.card:hover {
  border-color: var(--color-gray-400);
  transform: translateY(-4px);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--color-gray-600);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
}

.card p {
  color: var(--color-gray-300);
  font-size: 0.9375rem;
  font-weight: var(--font-weight-light);
  margin-bottom: 0;
}

/* ========================================
   Code Blocks
   ======================================== */
.code-block {
  background: var(--color-dark);
  border: 1px solid var(--color-gray-600);
  border-radius: var(--radius-lg);
  padding: var(--space-md);
  overflow-x: auto;
}

.code-block pre {
  font-family: var(--font-display);
  font-size: 0.875rem;
  color: var(--color-gray-200);
  margin: 0;
  line-height: 1.7;
}

.code-block .comment { color: var(--color-syntax-comment); }
.code-block .keyword { color: var(--color-syntax-keyword); }
.code-block .string { color: var(--color-syntax-string); }
.code-block .function { color: var(--color-syntax-function); }

/* Copy Code Button */
.code-wrapper {
  position: relative;
}

.copy-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  padding: 0.5rem;
  background: var(--color-gray-600);
  border: 1px solid var(--color-gray-500);
  border-radius: var(--radius-sm);
  color: var(--color-gray-300);
  cursor: pointer;
  opacity: 0;
  transition: all var(--transition-normal);
  display: flex;
  align-items: center;
  justify-content: center;
}

.code-wrapper:hover .copy-btn {
  opacity: 1;
}

.copy-btn:hover {
  background: var(--color-gray-500);
  color: var(--color-white);
}

.copy-btn.copied {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

/* ========================================
   Feature Grid
   ======================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-lg);
}

@media (max-width: 900px) {
  .features-grid {
    grid-template-columns: 1fr;
  }
}

/* ========================================
   Logo SVG
   ======================================== */
.logo-svg {
  display: block;
}

.logo-svg--animated .a-shape {
  animation: fadeIn 0.8s ease-out forwards;
  opacity: 0;
}

.logo-svg--animated .bar1 {
  animation: slideUp 0.5s ease-out 0.4s forwards;
  opacity: 0;
  transform: translateY(20px);
}

.logo-svg--animated .bar2 {
  animation: slideUp 0.5s ease-out 0.55s forwards;
  opacity: 0;
  transform: translateY(20px);
}

.logo-svg--animated .bar3 {
  animation: slideUp 0.5s ease-out 0.7s forwards;
  opacity: 0;
  transform: translateY(20px);
}

.logo-svg--animated .bar4 {
  animation: slideUp 0.5s ease-out 0.85s forwards;
  opacity: 0;
  transform: translateY(20px);
}

@keyframes fadeIn {
  to { opacity: 1; }
}

@keyframes slideUp {
  to { opacity: 1; transform: translateY(0); }
}