/* Shared UI components */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(242, 248, 252, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-border);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  min-height: var(--header-height);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex-shrink: 0;
}

.site-logo img {
  height: 2.25rem;
  width: auto;
}

.site-logo__name {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
}

.site-nav {
  display: none;
  align-items: center;
  gap: var(--space-5);
}

.site-nav a {
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--color-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.lang-switcher {
  display: inline-flex;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-surface);
}

.lang-switcher button {
  border: 0;
  background: transparent;
  padding: 0.35rem 0.65rem;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.lang-switcher button[aria-pressed="true"] {
  background: var(--color-primary);
  color: #fff;
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
}

.menu-toggle__bars,
.menu-toggle__bars::before,
.menu-toggle__bars::after {
  display: block;
  width: 1.1rem;
  height: 2px;
  background: var(--color-text);
  position: relative;
}

.menu-toggle__bars::before,
.menu-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle__bars::before {
  top: -6px;
}

.menu-toggle__bars::after {
  top: 6px;
}

.mobile-nav {
  display: none;
  border-top: 1px solid var(--color-border);
  padding: var(--space-4) 0 var(--space-5);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav a {
  display: block;
  padding: var(--space-3) 0;
  text-decoration: none;
  color: var(--color-text);
  font-weight: 500;
  border-bottom: 1px solid var(--color-border);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 2.75rem;
  padding: 0.65rem 1.15rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}

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

.btn--primary:hover {
  background: var(--color-primary-hover);
  color: #fff;
}

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

.btn--secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--ghost {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}

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

.btn:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.field {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.field label {
  font-size: 0.875rem;
  font-weight: 600;
}

.field input,
.field select,
.field textarea {
  min-height: 2.75rem;
  padding: 0.6rem 0.85rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px rgba(12, 142, 196, 0.18);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.chip {
  appearance: none;
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text);
  border-radius: 999px;
  padding: 0.45rem 0.9rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.chip[aria-pressed="true"],
.chip.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.event-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition), box-shadow var(--transition);
  height: 100%;
}

.event-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.event-card:focus-visible {
  outline-offset: 4px;
}

.event-card__media {
  position: relative;
  aspect-ratio: var(--aspect-card);
  background: #c8dceb;
  overflow: hidden;
}

.event-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.event-card__badge {
  position: absolute;
  left: var(--space-3);
  top: var(--space-3);
  background: var(--color-surface);
  color: var(--color-text);
  padding: 0.35rem 0.6rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.event-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-4);
  flex: 1;
}

.event-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-3);
  color: var(--color-muted);
  font-size: 0.85rem;
}

.event-card__title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  margin: 0;
}

.event-card__desc {
  color: var(--color-muted);
  font-size: 0.95rem;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.event-card__cta {
  margin-top: auto;
  padding-top: var(--space-3);
  font-weight: 600;
  color: var(--color-primary);
  font-size: 0.9rem;
}

.event-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.event-list .event-card {
  flex-direction: row;
  align-items: stretch;
}

.event-list .event-card__media {
  width: min(38%, 16rem);
  flex-shrink: 0;
  aspect-ratio: auto;
  min-height: 10rem;
}

.event-list .event-card__body {
  flex: 1;
}

.skeleton-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.skeleton-card__media {
  aspect-ratio: var(--aspect-card);
  background: linear-gradient(90deg, #e0edf6 25%, #f2f8fc 50%, #e0edf6 75%);
  background-size: 200% 100%;
  animation: shimmer 1.2s ease-in-out infinite;
}

.skeleton-card__line {
  height: 0.85rem;
  margin: var(--space-3) var(--space-4);
  border-radius: 4px;
  background: #e0edf6;
}

.skeleton-card__line--short {
  width: 40%;
}

.skeleton-card__line--title {
  height: 1.2rem;
  width: 70%;
}

@keyframes shimmer {
  0% {
    background-position: 200% 0;
  }
  100% {
    background-position: -200% 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .skeleton-card__media {
    animation: none;
  }
}

.empty-state {
  text-align: center;
  padding: var(--space-7) var(--space-4);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.empty-state img {
  width: min(100%, 22rem);
  margin: 0 auto var(--space-5);
  border-radius: var(--radius-md);
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.empty-state h2 {
  margin-bottom: var(--space-2);
}

.empty-state p {
  color: var(--color-muted);
  max-width: 32rem;
  margin-inline: auto;
}

.site-footer {
  margin-top: var(--space-8);
  padding: var(--space-7) 0 var(--space-6);
  border-top: 1px solid var(--color-border);
  background: var(--color-surface-muted);
}

.site-footer__grid {
  display: grid;
  gap: var(--space-5);
}

.site-footer h2 {
  font-size: 1.1rem;
  margin-bottom: var(--space-3);
}

.site-footer a {
  color: var(--color-text);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--color-primary);
}

.site-footer__links {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.site-footer__meta {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: space-between;
  color: var(--color-muted);
  font-size: 0.9rem;
}

.powered-by {
  font-size: 0.85rem;
}

.powered-by a {
  color: var(--color-primary);
  font-weight: 600;
}

.status-banner {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-4);
}

.status-banner--error {
  background: #f7e8e8;
  color: var(--color-error);
  border: 1px solid #e4c4c4;
}

.status-banner--info {
  background: #e5f4fb;
  color: var(--color-primary);
  border: 1px solid #b7dced;
}

.status-banner--success {
  background: #e3f6f3;
  color: var(--color-success);
  border: 1px solid #b4e0d9;
}

.loader {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: var(--color-muted);
}

.loader__dot {
  width: 0.55rem;
  height: 0.55rem;
  border-radius: 50%;
  background: var(--color-primary);
  animation: pulse 1s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 0.35;
    transform: scale(0.9);
  }
  50% {
    opacity: 1;
    transform: scale(1);
  }
}