/**
 * DrawLeague Component Pattern Library
 * Defines reusable, accessible, consistent components
 * Follows BEM naming convention and WCAG 2.1 AA standards
 */

/* ============================================
   CARD COMPONENT
   ============================================ */
.component-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  transition: transform 200ms ease, box-shadow 200ms ease;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.component-card:hover,
.component-card:focus-within {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.component-card__image {
  width: 100%;
  aspect-ratio: 16 / 9;
  background: var(--color-light-blue);
  overflow: hidden;
  object-fit: cover;
}

.component-card__content {
  padding: var(--space-lg);
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.component-card__title {
  margin: 0 0 var(--space-sm) 0;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.3;
}

.component-card__description {
  margin: 0 0 var(--space-md) 0;
  color: var(--color-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
  flex-grow: 1;
}

.component-card__footer {
  display: flex;
  gap: var(--space-sm);
  margin-top: auto;
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.component-card__meta {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  margin-bottom: var(--space-md);
}

.component-card__badge {
  display: inline-block;
  background: var(--color-accent-soft);
  color: var(--color-accent);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  font-size: 0.8125rem;
  font-weight: 500;
}

/* ============================================
   BUTTON COMPONENT - Unified System
   ============================================ */

.component-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 0.625rem 1.25rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: all 150ms ease;
  white-space: nowrap;
  line-height: 1.5;
}

/* Button Variants */
.component-btn--primary {
  background-color: var(--color-accent);
  color: white;
  box-shadow: var(--shadow-sm);
}

.component-btn--primary:hover,
.component-btn--primary:focus-visible {
  background-color: var(--color-accent-hover);
  transform: scale(1.02);
  box-shadow: var(--shadow-md);
}

.component-btn--secondary {
  background-color: var(--color-light-blue);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.component-btn--secondary:hover,
.component-btn--secondary:focus-visible {
  background-color: var(--color-blue-hover);
  transform: scale(1.02);
}

.component-btn--ghost {
  background: transparent;
  color: var(--color-accent);
  border: 1px solid var(--color-accent);
}

.component-btn--ghost:hover,
.component-btn--ghost:focus-visible {
  background: var(--color-accent-soft);
  transform: scale(1.02);
}

.component-btn--danger {
  background-color: #dc2626;
  color: white;
}

.component-btn--danger:hover,
.component-btn--danger:focus-visible {
  background-color: #b91c1c;
  transform: scale(1.02);
}

/* Button Sizes */
.component-btn--sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

.component-btn--lg {
  padding: 0.875rem 1.75rem;
  font-size: 1.125rem;
}

/* Button States */
.component-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

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

/* ============================================
   AVATAR COMPONENT - Accessible
   ============================================ */

.component-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-soft-peach));
  font-weight: 600;
  font-size: 1rem;
  color: var(--color-accent);
  flex-shrink: 0;
}

.component-avatar img {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
}

/* Avatar Sizes */
.component-avatar--xs {
  width: 1.5rem;
  height: 1.5rem;
  font-size: 0.625rem;
}

.component-avatar--sm {
  width: 2rem;
  height: 2rem;
  font-size: 0.875rem;
}

.component-avatar--lg {
  width: 3.5rem;
  height: 3.5rem;
  font-size: 1.375rem;
}

.component-avatar--xl {
  width: 5rem;
  height: 5rem;
  font-size: 1.875rem;
}

/* ============================================
   INPUT COMPONENT - Accessible Form Fields
   ============================================ */

.component-input-group {
  display: flex;
  flex-direction: column;
  margin-bottom: var(--space-lg);
}

.component-input-group__label {
  display: block;
  margin-bottom: var(--space-sm);
  font-weight: 500;
  color: var(--color-text);
  font-size: 0.9375rem;
}

.component-input-group__input {
  padding: 0.625rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-family);
  transition: border-color 150ms ease, box-shadow 150ms ease;
  background-color: var(--color-surface);
  color: var(--color-text);
}

.component-input-group__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

/* Input Invalid State */
.component-input-group__input[aria-invalid="true"] {
  border-color: #dc2626;
}

.component-input-group__input[aria-invalid="true"]:focus {
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

.component-input-group__error {
  display: none;
  color: #dc2626;
  font-size: 0.875rem;
  margin-top: var(--space-sm);
  font-weight: 500;
}

.component-input-group__input[aria-invalid="true"] ~ .component-input-group__error {
  display: block;
}

.component-input-group__hint {
  color: var(--color-muted);
  font-size: 0.875rem;
  margin-top: var(--space-sm);
}

/* ============================================
   GRID LAYOUT - Responsive Spacing
   ============================================ */

.component-grid {
  display: grid;
  gap: var(--space-2xl);
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.component-grid--3col {
  grid-template-columns: repeat(3, 1fr);
}

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

.component-grid--1col {
  grid-template-columns: 1fr;
}

@media (max-width: 1024px) {
  .component-grid--3col {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .component-grid {
    grid-template-columns: 1fr;
  }
  
  .component-grid--3col,
  .component-grid--2col {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   SECTION SPACING - Breathing Room
   ============================================ */

.component-section {
  padding: var(--space-3xl) 0;
  position: relative;
}

.component-section__header {
  margin-bottom: var(--space-2xl);
}

.component-section__title {
  margin: 0;
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 700;
  color: var(--color-text);
}

.component-section__subtitle {
  margin: var(--space-md) 0 0 0;
  color: var(--color-muted);
  font-size: 1.0625rem;
  line-height: 1.6;
}