/* ==========================================
   CORE COMPONENTS
   Reusable component patterns
   ========================================== */

/* === CARDS === */

/* Base card class - foundation for all card variants */
.card {
  background: var(--surface-card);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-base);
  overflow: hidden;
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

/* Hover modifier for clickable cards */
.card-hover:hover {
  background: var(--surface-card-hover);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.card-hover:active {
  transform: translateY(0);
  box-shadow: var(--shadow-base);
}

/* Card variants */

.card-match {
  /* Extends .card - use with: class="card card-match card-hover" */
  /* Padding applied in templates: p-4 sm:p-6 */
}

.card-stat {
  /* Extends .card - use with: class="card card-stat" */
  /* Not clickable - no hover effect */
  /* Padding applied in templates: p-4 sm:p-6 */
}

.card-article {
  /* Extends .card - use with: class="card card-article card-hover" */
  /* Padding: p-0 (image fills top, content section has padding) */
}

.card-admin {
  /* Extends .card - use with: class="card card-admin" */
  /* Not clickable - no hover effect */
  /* Padding applied in templates: p-6 */
}

/* Legacy alias for backward compatibility - remove in Month 2 */
.match-card {
  background: var(--surface-card);
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-base);
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.match-card:hover {
  background: var(--surface-card-hover);
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
}

.match-card:active {
  transform: translateY(0);
  box-shadow: var(--shadow-base);
}

/* === BADGES === */

.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge-live {
  background: linear-gradient(135deg, var(--color-success-500), var(--color-success-600));
  color: white;
  box-shadow: 0 0 20px var(--color-success-glow);
  animation: live-pulse 2s ease-in-out infinite;
}

.badge-live::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: white;
  animation: live-pulse 1.5s ease-in-out infinite;
}

.badge-finished {
  background: linear-gradient(135deg, var(--color-slate-600), var(--color-slate-900));
  color: white;
}

.badge-upcoming {
  background: var(--color-upcoming-bg);
  color: var(--color-primary-600);
  border: 1px solid var(--color-upcoming-border);
}

/* === BUTTONS === */

/* Base button class */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-2); /* Icon spacing */
  padding: var(--spacing-2) var(--spacing-4);
  border-radius: var(--radius-base);
  font-weight: var(--font-weight-medium);
  font-size: var(--font-size-sm);
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
  -webkit-user-select: none;
  cursor: pointer;
  border: none;
  background: none;
}

/* Button variants */

.btn-primary {
  background: var(--color-primary-500);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-primary-600);
  box-shadow: var(--shadow-md);
}

.btn-primary:active {
  transform: scale(0.98);
}

.btn-secondary {
  background: white;
  color: var(--color-slate-600);
  border: 1px solid var(--color-slate-200);
}

.btn-secondary:hover {
  background: var(--color-slate-50);
  color: var(--color-slate-900);
  border-color: var(--color-slate-300);
}

.btn-secondary:active {
  transform: scale(0.98);
}

.btn-ghost {
  background: transparent;
  color: var(--color-primary-600);
}

.btn-ghost:hover {
  background: rgba(59, 130, 246, 0.1);
  color: var(--color-primary-500);
}

.btn-ghost:active {
  transform: scale(0.98);
}

.btn-danger {
  background: var(--color-danger-500);
  color: white;
  box-shadow: var(--shadow-sm);
}

.btn-danger:hover {
  background: var(--color-danger-600);
  box-shadow: var(--shadow-md);
}

.btn-danger:active {
  transform: scale(0.98);
}

/* Button sizes */

.btn-sm {
  padding: var(--spacing-2) var(--spacing-3);
  font-size: var(--font-size-xs);
}

/* .btn-md is the default (no modifier needed) */

.btn-lg {
  padding: var(--spacing-3) var(--spacing-6);
  font-size: var(--font-size-base);
}

/* Button states */

.btn-loading {
  cursor: wait;
  opacity: 0.7;
  pointer-events: none;
}

.btn-disabled,
.btn[disabled],
button[disabled].btn {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}

/* Icon-only buttons */
.btn-icon {
  padding: var(--spacing-2);
  aspect-ratio: 1;
}

.btn-icon.btn-sm {
  padding: var(--spacing-2);
}

.btn-icon.btn-lg {
  padding: var(--spacing-4);
}

/* Mobile touch-friendly buttons */
.btn-touch {
  min-height: var(--min-touch-target);
  min-width: var(--min-touch-target);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: var(--radius-full);
  font-weight: var(--font-weight-semibold);
  transition: all 250ms cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
  -webkit-user-select: none;
}

.btn-touch:active {
  transform: scale(0.95);
}

/* === FORM ELEMENTS === */

/* Base input styles */
.input,
.textarea,
.select {
  width: 100%;
  padding: 10px 12px;
  font-size: var(--font-size-sm);
  color: var(--color-slate-900);
  background: white;
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-sm);
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.input:focus,
.textarea:focus,
.select:focus {
  outline: none;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-slate-600);
  opacity: 0.6;
}

/* Textarea specific */
.textarea {
  min-height: 80px;
  resize: vertical;
}

/* Select dropdown */
.select {
  padding-right: 32px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3E%3Cpath stroke='%23475569' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3E%3C/svg%3E");
  background-position: right 8px center;
  background-repeat: no-repeat;
  background-size: 20px 20px;
}

/* Checkbox and Radio */
.checkbox,
.radio {
  width: 18px;
  height: 18px;
  border: 2px solid var(--color-slate-200);
  cursor: pointer;
  transition: all 150ms cubic-bezier(0.4, 0, 0.2, 1);
  appearance: none;
  margin: 0;
  vertical-align: middle;
}

.checkbox {
  border-radius: 4px;
}

.radio {
  border-radius: 50%;
}

.checkbox:checked,
.radio:checked {
  background: var(--color-primary-500);
  border-color: var(--color-primary-500);
}

.checkbox:checked {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='white'%3E%3Cpath d='M12.207 4.793a1 1 0 010 1.414l-5 5a1 1 0 01-1.414 0l-2-2a1 1 0 011.414-1.414L6.5 9.086l4.293-4.293a1 1 0 011.414 0z'/%3E%3C/svg%3E");
  background-position: center;
  background-repeat: no-repeat;
}

.radio:checked::after {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: white;
  margin: 3px;
}

.checkbox:focus,
.radio:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}

/* Toggle switch */
.toggle {
  width: 44px;
  height: 24px;
  border-radius: var(--radius-full);
  background: var(--color-slate-200);
  cursor: pointer;
  transition: all 200ms ease;
  appearance: none;
  margin: 0;
  position: relative;
  vertical-align: middle;
}

.toggle::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: white;
  transition: all 200ms ease;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle:checked {
  background: var(--color-primary-500);
}

.toggle:checked::after {
  transform: translateX(20px);
}

.toggle:focus {
  outline: none;
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}

/* Error state */
.input-error,
.textarea-error,
.select-error {
  border-color: var(--color-danger-500);
}

.input-error:focus,
.textarea-error:focus,
.select-error:focus {
  border-color: var(--color-danger-500);
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Success state */
.input-success,
.textarea-success,
.select-success {
  border-color: var(--color-success-500);
}

.input-success:focus,
.textarea-success:focus,
.select-success:focus {
  border-color: var(--color-success-500);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

/* Disabled state */
.input:disabled,
.textarea:disabled,
.select:disabled,
.checkbox:disabled,
.radio:disabled,
.toggle:disabled,
.input[disabled],
.textarea[disabled],
.select[disabled],
.checkbox[disabled],
.radio[disabled],
.toggle[disabled] {
  background: var(--color-slate-100);
  cursor: not-allowed;
  opacity: 0.6;
  pointer-events: none;
}

/* Supporting components */
.label {
  display: block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-slate-900);
  margin-bottom: 6px;
}

.help-text {
  font-size: var(--font-size-xs);
  color: var(--color-slate-600);
  margin-top: 4px;
  display: block;
}

.error-message {
  font-size: var(--font-size-xs);
  color: var(--color-danger-600);
  margin-top: 4px;
  display: block;
}

/* === ANIMATIONS === */

@keyframes live-pulse {
  0%, 100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.8;
    transform: scale(1.05);
  }
}

@keyframes slide-up {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes shimmer {
  0% {
    background-position: -1000px 0;
  }
  100% {
    background-position: 1000px 0;
  }
}

.animate-live-pulse {
  animation: live-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.animate-slide-up {
  animation: slide-up 250ms ease-out;
}

.animate-shimmer {
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.2) 20%,
    rgba(255, 255, 255, 0.5) 60%,
    rgba(255, 255, 255, 0)
  );
  background-size: 1000px 100%;
  animation: shimmer 2s infinite;
}

/* Stagger animations */
.stagger-1 { animation-delay: 50ms; }
.stagger-2 { animation-delay: 100ms; }
.stagger-3 { animation-delay: 150ms; }
.stagger-4 { animation-delay: 200ms; }
.stagger-5 { animation-delay: 250ms; }
.stagger-6 { animation-delay: 300ms; }
.stagger-7 { animation-delay: 350ms; }
.stagger-8 { animation-delay: 400ms; }
.stagger-9 { animation-delay: 450ms; }
.stagger-10 { animation-delay: 500ms; }

/* === TYPOGRAPHY === */

.text-scoreboard {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  letter-spacing: 0.05em;
  line-height: 1;
}

/* === ACCESSIBILITY === */

*:focus-visible {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
  border-radius: 4px;
}

button:focus-visible,
a:focus-visible,
.btn-touch:focus-visible {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--color-focus-ring);
}

input:focus-visible,
select:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 0;
  border-color: var(--color-primary-500);
  box-shadow: 0 0 0 3px var(--color-focus-ring);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* === LOADING SKELETONS === */

.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-slate-100) 0%,
    var(--color-slate-200) 20%,
    var(--color-slate-100) 40%,
    var(--color-slate-100) 100%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius-base);
}

.skeleton-text {
  height: 1em;
  margin-bottom: 0.5em;
}

.skeleton-text:last-child {
  margin-bottom: 0;
  width: 80%;
}

.skeleton-title {
  height: 1.5em;
  width: 60%;
  margin-bottom: 1em;
}

.skeleton-avatar {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
}

/* === PROSE STYLES === */

.prose {
  color: var(--color-slate-600);
  line-height: 1.75;
  max-width: 65ch;
}

.prose.max-w-none {
  max-width: none;
}

/* Headings */
.prose h1, .prose h2, .prose h3, .prose h4, .prose h5, .prose h6 {
  font-family: var(--font-display);
  color: var(--color-slate-900);
  font-weight: var(--font-weight-semibold);
  letter-spacing: -0.025em;
  line-height: 1.3;
}

.prose h1 {
  font-size: var(--font-size-2xl);
  margin-top: 0;
  margin-bottom: var(--spacing-6);
}

.prose h2 {
  font-size: var(--font-size-xl);
  margin-top: var(--spacing-8);
  margin-bottom: var(--spacing-4);
  padding-bottom: var(--spacing-2);
  border-bottom: 1px solid var(--color-slate-200);
}

.prose h3 {
  font-size: var(--font-size-lg);
  margin-top: var(--spacing-6);
  margin-bottom: var(--spacing-3);
}

.prose h4 {
  font-size: var(--font-size-base);
  margin-top: var(--spacing-4);
  margin-bottom: var(--spacing-2);
}

/* Paragraphs */
.prose p {
  margin-top: var(--spacing-4);
  margin-bottom: var(--spacing-4);
}

.prose p:first-child {
  margin-top: 0;
}

.prose p:last-child {
  margin-bottom: 0;
}

/* Links */
.prose a {
  color: var(--color-primary-600);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  transition: color 150ms cubic-bezier(0.4, 0, 0.2, 1);
}

.prose a:hover {
  color: var(--color-primary-500);
  text-decoration: underline;
}

/* Strong and emphasis */
.prose strong {
  color: var(--color-slate-900);
  font-weight: var(--font-weight-semibold);
}

.prose em {
  font-style: italic;
}

/* Lists */
.prose ul, .prose ol {
  margin-top: var(--spacing-4);
  margin-bottom: var(--spacing-4);
  padding-left: var(--spacing-6);
}

.prose ul {
  list-style-type: disc;
}

.prose ol {
  list-style-type: decimal;
}

.prose li {
  margin-top: var(--spacing-2);
  margin-bottom: var(--spacing-2);
  padding-left: var(--spacing-2);
}

.prose li::marker {
  color: var(--color-slate-600);
}

/* Nested lists */
.prose ul ul, .prose ol ul {
  list-style-type: circle;
  margin-top: var(--spacing-2);
  margin-bottom: var(--spacing-2);
}

.prose ul ul ul, .prose ol ul ul {
  list-style-type: square;
}

/* Blockquotes */
.prose blockquote {
  margin: var(--spacing-6) 0;
  padding: var(--spacing-4) var(--spacing-4);
  border-left: 4px solid var(--color-primary-500);
  background-color: var(--color-slate-50);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  color: var(--color-slate-900);
  font-style: normal;
}

.prose blockquote p {
  margin: 0;
}

/* Code */
.prose code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background-color: var(--color-slate-100);
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
  color: var(--color-slate-900);
}

.prose pre {
  margin: var(--spacing-6) 0;
  padding: var(--spacing-4) var(--spacing-4);
  background-color: var(--color-slate-900);
  border-radius: var(--radius-base);
  overflow-x: auto;
  box-shadow: var(--shadow-lg);
}

.prose pre code {
  background-color: transparent;
  padding: 0;
  color: var(--color-slate-200);
  font-size: var(--font-size-sm);
  line-height: 1.7;
}

/* Horizontal rules */
.prose hr {
  margin: var(--spacing-8) 0;
  border: 0;
  border-top: 1px solid var(--color-slate-200);
}

/* Tables */
.prose table {
  width: 100%;
  margin: var(--spacing-6) 0;
  border-collapse: collapse;
  border: 1px solid var(--color-slate-200);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.prose thead {
  background-color: var(--color-slate-50);
}

.prose th {
  padding: var(--spacing-3) var(--spacing-4);
  text-align: left;
  font-weight: var(--font-weight-semibold);
  color: var(--color-slate-900);
  border-bottom: 2px solid var(--color-slate-200);
}

.prose td {
  padding: var(--spacing-3) var(--spacing-4);
  border-bottom: 1px solid var(--color-slate-200);
}

.prose tbody tr:last-child td {
  border-bottom: none;
}

.prose tbody tr:hover {
  background-color: var(--color-slate-50);
}

/* Images */
.prose img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-base);
  margin: var(--spacing-6) 0;
}

/* First and last element margin */
.prose > :first-child {
  margin-top: 0;
}

.prose > :last-child {
  margin-bottom: 0;
}

/* === PAGINATION (PAGY) === */

.pagy-nav {
  display: flex;
  gap: var(--spacing-2);
  align-items: center;
  justify-content: center;
}

.pagy-nav a,
.pagy-nav .current,
.pagy-nav .gap,
.pagy-nav .page {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px;
  min-height: 44px;
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-lg);
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  font-feature-settings: 'tnum';
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.02em;
  transition: all 200ms cubic-bezier(0.4, 0, 0.2, 1);
  user-select: none;
  -webkit-user-select: none;
  text-decoration: none;
  position: relative;
}

/* Regular page links */
.pagy-nav a,
.pagy-nav .page a {
  background: white;
  color: var(--color-slate-700);
  border: 1.5px solid var(--color-slate-200);
}

.pagy-nav a:hover,
.pagy-nav .page a:hover {
  background: var(--color-primary-50);
  color: var(--color-primary-700);
  border-color: var(--color-primary-300);
  box-shadow: 0 2px 8px rgba(59, 130, 246, 0.1);
  transform: translateY(-1px);
}

.pagy-nav a:active,
.pagy-nav .page a:active {
  transform: translateY(0);
  box-shadow: 0 1px 3px rgba(59, 130, 246, 0.15);
}

/* Current page */
.pagy-nav .current,
.pagy-nav .active {
  background: linear-gradient(135deg, var(--color-primary-600), var(--color-primary-700));
  color: white;
  border: 1.5px solid var(--color-primary-700);
  box-shadow: 0 4px 12px rgba(59, 130, 246, 0.25);
  font-weight: var(--font-weight-bold);
}

/* Gap (ellipsis) */
.pagy-nav .gap {
  background: transparent;
  color: var(--color-slate-400);
  border: none;
  cursor: default;
  font-weight: var(--font-weight-normal);
}

/* Disabled state (prev/next at limits) */
.pagy-nav .disabled,
.pagy-nav .prev.disabled,
.pagy-nav .next.disabled {
  background: var(--color-slate-50);
  color: var(--color-slate-300);
  border: 1.5px solid var(--color-slate-100);
  cursor: not-allowed;
  opacity: 0.5;
}

/* Prev/Next buttons */
.pagy-nav .prev,
.pagy-nav .next {
  font-weight: var(--font-weight-bold);
}

/* Focus states for accessibility */
.pagy-nav a:focus-visible {
  outline: 2px solid var(--color-primary-500);
  outline-offset: 2px;
  box-shadow: 0 0 0 4px var(--color-focus-ring);
}

/* Mobile responsive */
@media (max-width: 640px) {
  .pagy-nav {
    gap: var(--spacing-1);
  }

  .pagy-nav a,
  .pagy-nav .current,
  .pagy-nav .gap,
  .pagy-nav .page {
    min-width: 40px;
    min-height: 40px;
    padding: var(--spacing-2);
    font-size: var(--font-size-sm);
  }
}