/*
  components.css — Componentes genericos reutilizables del sistema de diseno
  (botones, tarjeta de pais, dropdown de idioma, buscador, toast, skeleton,
  banner de error, estado vacio). Los estilos especificos del globo/HOME y de
  la pagina de detalle van en home.css / detalle.css (agentes siguientes).
*/

/* ============ Botones (sistema-diseno.md 6.5) ============ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: var(--lh-ui);
  transition: background-color var(--transition-base), color var(--transition-base),
    transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  white-space: normal;
}

.btn--primary {
  background: var(--gold-500);
  color: var(--text-on-gold);
}
.btn--primary:hover {
  background: var(--gold-300);
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold-glow);
}
.btn--primary:active {
  background: var(--gold-600);
  transform: translateY(0);
}
.btn--primary:disabled {
  background: var(--bg-surface-2);
  color: var(--text-disabled);
  box-shadow: none;
  cursor: not-allowed;
  transform: none;
}

.btn--secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-default);
}
.btn--secondary:hover {
  border-color: var(--gold-500);
  background: var(--gold-glow-15);
}
.btn--secondary:active {
  background: rgba(212, 175, 55, 0.15);
}
.btn--secondary:disabled {
  background: transparent;
  color: var(--text-disabled);
  border-color: var(--border-subtle);
  cursor: not-allowed;
}

.btn--icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  min-height: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.btn--icon:hover {
  background: rgba(255, 255, 255, 0.12);
}
.btn--icon.is-active {
  color: var(--gold-500);
}

/* ============ Tarjeta de pais (sistema-diseno.md 6.1) ============ */

.card-country {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

@media (min-width: 1024px) {
  .card-country { padding: var(--space-5); }
}

@media (pointer: fine) {
  .card-country:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.42);
    border-color: var(--gold-500);
  }
}
.card-country:active {
  transform: scale(0.98);
}

.card-country__flag {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  margin: calc(var(--space-4) * -1) calc(var(--space-4) * -1) var(--space-3);
}

.card-country__favorite {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 40px;
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-circle);
  background: rgba(11, 14, 23, 0.6);
  color: var(--text-secondary);
  transition: transform var(--transition-fast), color var(--transition-fast);
}
.card-country__favorite.is-favorite {
  color: var(--gold-500);
}
.card-country__favorite.is-animating {
  animation: favorite-pop 200ms ease-out;
}
@keyframes favorite-pop {
  0% { transform: scale(1); }
  50% { transform: scale(1.3); }
  100% { transform: scale(1); }
}

.card-country__name {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--text-primary);
}

.card-country__meta {
  font-size: var(--fs-sm);
  color: var(--text-secondary);
  margin-top: var(--space-1);
}

.cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
@media (min-width: 640px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 1440px) {
  .cards-grid { grid-template-columns: repeat(4, 1fr); }
}

/* ============ Selector de idioma (sistema-diseno.md 6.6) ============ */

.lang-selector {
  position: relative;
  z-index: var(--z-header);
}

.lang-selector__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 8px 12px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: var(--fs-sm);
  font-weight: 500;
}

.lang-selector__flag {
  width: 20px;
  aspect-ratio: 4 / 3;
  border-radius: 2px;
  border: 1px solid rgba(255, 255, 255, 0.15);
  object-fit: cover;
}

.lang-selector__panel {
  position: absolute;
  top: calc(100% + var(--space-2));
  right: 0;
  min-width: 180px;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  padding: var(--space-2);
  display: none;
}
.lang-selector__panel.is-open {
  display: block;
}

.lang-selector__option {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: var(--fs-sm);
  text-align: left;
}
.lang-selector__option:hover,
.lang-selector__option:focus-visible {
  background: var(--bg-surface-hover);
}
.lang-selector__option-name {
  flex: 1;
}
.lang-selector__check {
  color: var(--gold-500);
  visibility: hidden;
}
.lang-selector__option.is-selected .lang-selector__check {
  visibility: visible;
}

/* ============ Buscador (sistema-diseno.md 6.7) ============ */

.search-bar {
  position: relative;
  width: 100%;
  max-width: 480px;
}

.search-bar__form {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-pill);
  padding: 0 var(--space-4);
}
/* Al escribir se resalta solo el borde de la caja (sin el rectangulo de foco del input). */
.search-bar__form:focus-within {
  border-color: rgba(212, 175, 55, 0.6);
  box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.08), 0 0 24px rgba(212, 175, 55, 0.12);
}
.search-bar__input:focus,
.search-bar__input:focus-visible {
  outline: none;
}

.search-bar__icon {
  width: 20px;
  height: 20px;
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.search-bar__input {
  flex: 1;
  min-height: 48px;
  font-size: var(--fs-base);
  color: var(--text-primary);
  background: transparent;
}
.search-bar__input::placeholder {
  color: var(--text-tertiary);
}

.search-bar__results {
  position: absolute;
  top: calc(100% + var(--space-2));
  left: 0;
  right: 0;
  background: var(--bg-surface-2);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
  max-height: 320px;
  overflow-y: auto;
  display: none;
}
.search-bar__results.is-open {
  display: block;
}

.search-bar__result {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  width: 100%;
  min-height: 48px;
  padding: var(--space-2) var(--space-4);
  color: var(--text-primary);
  text-align: left;
}
.search-bar__result:hover,
.search-bar__result:focus-visible {
  background: var(--bg-surface-hover);
}
.search-bar__result-flag {
  width: 24px;
  aspect-ratio: 4 / 3;
  border-radius: 2px;
  object-fit: cover;
}
.search-bar__result-continent {
  color: var(--text-tertiary);
  font-size: var(--fs-xs);
}

/* ============ Toast (confirmaciones no bloqueantes) ============ */

.toast-container {
  position: fixed;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-toast);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  pointer-events: none;
}

.toast {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  background: var(--bg-surface-2);
  border-left: 3px solid var(--color-success);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  color: var(--text-primary);
  font-size: var(--fs-sm);
  animation: toast-in var(--transition-base);
}
.toast--error {
  border-left-color: var(--color-danger);
}
.toast--warning {
  border-left-color: var(--color-warning);
}
@keyframes toast-in {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============ Skeleton de carga (sistema-diseno.md 7.2) ============ */

.skeleton {
  position: relative;
  overflow: hidden;
  background: var(--bg-surface);
  border-radius: var(--radius-md);
}
.skeleton::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, var(--bg-surface) 0%, var(--bg-surface-2) 50%, var(--bg-surface) 100%);
  animation: skeleton-sweep 1.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
  .skeleton::after {
    animation: none;
    opacity: 0.6;
  }
}
@keyframes skeleton-sweep {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ============ Banner de error (sistema-diseno.md 7.4) ============ */

.banner-error {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: rgba(248, 113, 113, 0.12);
  border-left: 3px solid var(--safety-red);
  border-radius: var(--radius-md);
  color: var(--text-primary);
}
.banner-error__actions {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-2);
}

/* ============ Estado vacio (sistema-diseno.md 7.3) ============ */

.empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-3);
  padding: var(--space-12) var(--space-4);
  color: var(--text-secondary);
}
.empty-state__icon {
  width: 64px;
  height: 64px;
  color: var(--text-tertiary);
}
.empty-state__title {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--text-primary);
}

/* ============ Punto de semaforo de seguridad (sistema-diseno.md 1.5) ============ */

.safety-dot {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-sm);
  color: var(--text-secondary);
}
.safety-dot::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--dot-color, var(--safety-green));
}
.safety-dot--medium { --dot-color: var(--safety-amber); }
.safety-dot--high { --dot-color: var(--safety-red); }

.safety-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-pill);
  background: var(--chip-color, var(--safety-green));
  color: var(--text-on-chip);
  font-weight: 600;
  font-size: var(--fs-sm);
}
.safety-chip--medium { --chip-color: var(--safety-amber); }
.safety-chip--high { --chip-color: var(--safety-red); }

/* ============ Utilidades ============ */

.icon {
  width: 20px;
  height: 20px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/*
  Badge "BETA x.y" (index.html y pais.html, junto al wordmark/boton volver).
  Se completa desde JS (main.js/detalle.js) con el texto traducido + numero
  de version de js/version.js -- deliberadamente discreto (no un banner que
  tape contenido) para avisar sin molestar que el sitio sigue en desarrollo.
*/
.beta-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--gold-500);
  color: var(--gold-300);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: var(--ls-uppercase-sm);
  white-space: nowrap;
}

.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-inline: auto;
  padding-inline: var(--container-padding-mobile);
}
@media (min-width: 640px) {
  .container { padding-inline: var(--container-padding-tablet); }
}
@media (min-width: 1024px) {
  .container { padding-inline: var(--container-padding-desktop); }
}

/* Visor de fotos a pantalla completa (js/lightbox.js). */
.gallery__slide img { cursor: zoom-in; }
.has-lightbox, .has-lightbox body { overflow: hidden; }
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #000;
  touch-action: pan-y;
  animation: lightbox-in 0.2s ease-out;
}
.lightbox[hidden] { display: none; }
@keyframes lightbox-in { from { opacity: 0; } to { opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .lightbox { animation: none; } }
.lightbox__figure {
  margin: 0;
  max-width: 100vw;
  max-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 56px 16px 40px;
}
.lightbox__img {
  max-width: 100%;
  max-height: calc(100vh - 140px);
  object-fit: contain;
  border-radius: 8px;
  user-select: none;
  -webkit-user-drag: none;
}
.lightbox__caption {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  text-align: center;
}
.lightbox__counter {
  position: absolute;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  margin: 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.85rem;
}
.lightbox__btn {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(20, 20, 25, 0.6);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  color: #fff;
  cursor: pointer;
}
.lightbox__btn[hidden] { display: none; }
.lightbox__btn:hover { border-color: var(--gold-500); color: var(--gold-500); }
.lightbox__btn .icon { width: 22px; height: 22px; }
.lightbox__close { top: 12px; right: 12px; }
.lightbox__nav { top: 50%; transform: translateY(-50%); }
.lightbox__nav--prev { left: 12px; }
.lightbox__nav--next { right: 12px; }
@media (max-width: 600px) {
  .lightbox__nav { top: auto; bottom: 16px; transform: none; }
}

.lightbox__credit {
  margin: 4px 0 0;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.75rem;
  text-align: center;
}
.lightbox__credit a { color: inherit; text-decoration: underline; }
/* ============ Enlaces legales del pie (index/pais/ciudad + paginas legales) ============
   Fila propia debajo del copyright. En el HOME el footer es fixed y lleva
   pointer-events:none (no bloquea el globo), asi que los enlaces lo reactivan
   solo para si mismos. */
.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0 var(--space-4);
  margin-top: var(--space-1);
}
.footer-links a {
  display: inline-block;
  padding: 4px 2px;
  color: var(--text-secondary);
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 3px;
  pointer-events: auto;
  transition: color var(--transition-fast);
}
.footer-links a:hover {
  color: var(--gold-300);
  text-decoration-color: var(--gold-500);
}
.footer-links a:focus-visible {
  outline: var(--focus-ring-width) solid var(--focus-ring-color);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}
.footer-links a[aria-current="page"] {
  color: var(--gold-300);
  text-decoration: none;
}