/* =====================================================================
   TU KIOSKO — Estilos (mobile-first, desktop como objetivo visual)
   Basado en el Engineering Handbook:
   - Tokens por rol (COLOR_CONTRAST 2)
   - Mobile-first + breakpoints estándar 640/1024/1440 (RESPONSIVE 2)
   - Áreas táctiles >=44px (RESPONSIVE 5)
   - Foco visible, contraste AA (ACCESSIBILITY 4/6)
   ===================================================================== */

/* ---------- 1. Tokens de diseño (variables por rol, no hex sueltos) ---------- */
:root {
  /* Marca / acentos */
  --brand-primary: #E11D48;   /* rojo/crimson — CTAs, acentos */
  --brand-primary-dark: #BE123C; /* hover/active (-lum) */
  --accent-yellow: #FACC15;   /* badge PROMO */
  --whatsapp: #25D366;        /* verde WhatsApp */
  --whatsapp-dark: #1EA955;

  /* Neutros / superficies (light mode) */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --surface-card: #FFFFFF;

  /* Texto (contraste AA validado sobre blanco) */
  --text-primary: #111827;    /* 16.9:1 */
  --text-secondary: #6B7280;  /* 4.6:1  */
  --text-on-brand: #FFFFFF;

  /* Bordes y líneas */
  --border-color: #E5E7EB;
  --border-strong: #D1D5DB;

  /* Escala de espaciado fija */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-8: 48px;
  --space-10: 64px;

  /* Radios y sombras */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 2px rgba(17, 24, 39, 0.06);
  --shadow-md: 0 4px 12px rgba(17, 24, 39, 0.08);
  --shadow-lg: 0 12px 28px rgba(17, 24, 39, 0.14);

  /* Layout */
  --container: 1200px;
  --header-h: 64px;

  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

/* ---------- 2. Reset ligero ---------- */
*, *::before, *::after { box-sizing: border-box; }

/* [hidden] siempre gana: varios componentes (.icon-btn, .state-block, etc.)
   declaran su propio `display` con la misma especificidad que el
   [hidden] del user-agent stylesheet, y el orden de cascada los hace
   ganar — dejando elementos "ocultos" visibles. Sin este !important,
   toggles de estado (loading/error/empty) y links condicionales
   (admin, cuenta) pueden quedar visibles aunque hidden=true. */
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--text-primary);
  background: var(--bg-primary);
  line-height: 1.5;
  /* Espacio para el bottom-nav fijo en mobile */
  padding-bottom: 72px;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

button { font-family: inherit; cursor: pointer; }

h1, h2, h3, p { margin: 0; }

/* Utilidad: solo para lectores de pantalla */
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- Sistema de íconos (sprite público/icons.svg, un solo set/estilo) ----------
   FRONTEND_ICON_SYSTEM_STANDARD §1/§2: un solo grosor de trazo en todo el
   sitio, tamaño correlacionado al texto que acompaña. `.icon` es el tamaño
   por defecto (inline con texto de body / dentro de botones, 18px);
   `.icon--sm` para contextos más chicos (16px) y `.icon--lg` para íconos
   decorativos grandes (28px, estados vacíos/error). color: currentColor
   hereda el color del texto o botón que lo rodea — nunca un color propio. */
.icon {
  width: 18px;
  height: 18px;
  color: currentColor;
  flex-shrink: 0;
  vertical-align: -3px;
}
.icon--sm { width: 16px; height: 16px; }
.icon--lg { width: 28px; height: 28px; }

/* Foco visible consistente (ACCESSIBILITY 4) */
:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* Skip link */
.skip-link {
  position: absolute;
  left: var(--space-4);
  top: -60px;
  z-index: 200;
  background: var(--text-primary);
  color: #fff;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  transition: top 0.15s ease;
}
.skip-link:focus { top: var(--space-4); }

/* ---------- 3. Botones (estados: default/hover/active/disabled) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  min-height: 44px;              /* touch-friendly */
  padding: 0 var(--space-5);
  border: 0;
  border-radius: var(--radius-pill);
  font-size: 0.95rem;
  font-weight: 700;
  white-space: nowrap;
  transition: background-color 0.15s ease, transform 0.1s ease;
}
.btn--primary {
  background: var(--brand-primary);
  color: var(--text-on-brand);
}
.btn--primary:hover { background: var(--brand-primary-dark); }
.btn--primary:active { transform: translateY(1px); }

/* Botón de solo ícono (cuenta) */
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  background: var(--bg-primary);
}
.icon-btn:hover { background: var(--bg-secondary); }

/* ---------- 4. Header / Navbar ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}
.site-header__inner {
  max-width: var(--container);
  margin: 0 auto;
  min-height: var(--header-h);
  padding: var(--space-2) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Marca / logo */
.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  flex-shrink: 0;
}
.brand__logo { width: 44px; height: 44px; object-fit: contain; }
.brand__name {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
}

/* Navegación principal: oculta en mobile, se muestra en desktop */
.main-nav { display: none; }
.main-nav__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin: 0; padding: 0;
}
.main-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 var(--space-3);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.95rem;
}
.main-nav__link:hover { color: var(--text-primary); background: var(--bg-secondary); }
.main-nav__link.is-active { color: var(--brand-primary); }

/* Buscador del header (oculto en mobile: el hero ya tiene buscador) */
.search {
  display: none;
  position: relative;
  flex: 1;
  max-width: 520px;
}
.search__icon {
  position: absolute;
  left: var(--space-4);
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-secondary);
  pointer-events: none;
}
.search__input {
  width: 100%;
  min-height: 44px;
  padding: 0 var(--space-4) 0 var(--space-8);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  background: var(--bg-secondary);
  font-size: 0.95rem;
  color: var(--text-primary);
}
.search__input::placeholder { color: var(--text-secondary); }
.search__input:focus-visible {
  outline: 3px solid var(--brand-primary);
  outline-offset: 1px;
  background: var(--bg-primary);
}

/* Acciones de la derecha */
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: auto;
}
.header-actions__publish { display: none; }  /* en mobile va en el bottom-nav */

/* ---------- 5. Hero ---------- */
.hero {
  background:
    radial-gradient(1200px 400px at 50% -10%, rgba(225, 29, 72, 0.10), transparent 70%),
    var(--bg-primary);
  padding: var(--space-8) var(--space-4) var(--space-6);
}
.hero__inner {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}
.hero__title {
  font-size: clamp(1.75rem, 6vw, 3.25rem);  /* display fluido (RESPONSIVE 7) */
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.02em;
}
.hero__accent { color: var(--brand-primary); }
.hero__subtitle {
  margin-top: var(--space-4);
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--text-secondary);
}

/* Buscador destacado del hero */
.hero__search {
  position: relative;
  display: flex;
  align-items: center;
  gap: var(--space-2);
  max-width: 640px;
  margin: var(--space-6) auto 0;
  padding: var(--space-2);
  background: var(--surface-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-md);
}
.hero__search-icon {
  position: absolute;
  left: var(--space-5);
  color: var(--text-secondary);
  pointer-events: none;
}
.hero__search-input {
  flex: 1;
  min-width: 0;
  min-height: 44px;
  padding: 0 var(--space-4) 0 var(--space-8);
  border: 0;
  background: transparent;
  font-size: 1rem;
  color: var(--text-primary);
}
.hero__search-input:focus { outline: none; }
.hero__search-btn { flex-shrink: 0; }

/* ---------- 6. Categorías (chips) ---------- */
.categories {
  background: var(--bg-primary);
  border-bottom: 1px solid var(--border-color);
}
.categories__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-4);
}
.categories__list {
  list-style: none;
  display: flex;
  gap: var(--space-2);
  margin: 0; padding: 0;
  overflow-x: auto;               /* scroll horizontal en pantallas chicas */
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.categories__list::-webkit-scrollbar { display: none; }

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 44px;
  padding: 0 var(--space-4);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-pill);
  background: var(--bg-primary);
  color: var(--text-primary);
  font-size: 0.9rem;
  font-weight: 600;
  white-space: nowrap;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.chip:hover { background: var(--bg-secondary); }
.chip.is-active {
  background: var(--brand-primary);
  border-color: var(--brand-primary);
  color: var(--text-on-brand);
}
.chip__icon { vertical-align: -2px; }

/* ---------- 7. Sección de promos + encabezado ---------- */
.promos { background: var(--bg-secondary); }
.promos__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-6) var(--space-4) var(--space-8);
}
.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.section-head__title {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: clamp(1.25rem, 3vw, 1.6rem);
  font-weight: 800;
  letter-spacing: -0.01em;
}
.section-head__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  color: var(--brand-primary);
  font-weight: 700;
  font-size: 0.95rem;
  white-space: nowrap;
}
.section-head__link:hover { color: var(--brand-primary-dark); }

/* ---------- 8. Grid de cards de promo ---------- */
.promo-grid {
  display: grid;
  gap: var(--space-4);
  grid-template-columns: 1fr;     /* mobile: 1 columna */
}

/* Card de promo (<article>) */
.promo-card {
  display: flex;
  flex-direction: column;
  background: var(--surface-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.promo-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* "Imagen": gradiente + emoji (sin URLs externas) con proporción fija */
.promo-card__media {
  position: relative;
  aspect-ratio: 16 / 10;         /* evita layout shift (PERFORMANCE 3) */
  display: flex;
  align-items: center;
  justify-content: center;
}
.promo-card__media-icon {
  width: 56px;
  height: 56px;
  color: #fff;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,0.2));
}

/* Skeleton de card (estado de carga — .skeleton-bar viene de panel.css) */
.promo-card--skeleton .promo-card__media { background: var(--border-color); }
.promo-card--skeleton .promo-card__body { gap: var(--space-2); }

/* Badges sobre la media */
.badge {
  position: absolute;
  top: var(--space-3);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-pill);
  font-size: 0.72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  box-shadow: var(--shadow-sm);
}
.badge--promo {
  left: var(--space-3);
  background: var(--accent-yellow);
  color: #422006;                /* texto oscuro sobre amarillo → AA */
}
.badge--discount {
  right: var(--space-3);
  background: var(--brand-primary);
  color: var(--text-on-brand);
  text-transform: none;
}

/* Cuerpo de la card */
.promo-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-4);
  flex: 1;
}
.promo-card__title {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}
.promo-card__biz {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* Fila inferior: fecha + botón WhatsApp */
.promo-card__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-3);
}
.promo-card__date {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  font-size: 0.85rem;
  color: var(--text-secondary);
}
.wa-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 44px; height: 44px;
  border-radius: var(--radius-pill);
  background: var(--whatsapp);
  color: #fff;
  box-shadow: var(--shadow-sm);
  transition: background-color 0.15s ease, transform 0.1s ease;
}
.wa-btn .icon { width: 22px; height: 22px; }
.wa-btn:hover { background: var(--whatsapp-dark); }
.wa-btn:active { transform: scale(0.96); }

/* Estado vacío */
.empty-state {
  text-align: center;
  color: var(--text-secondary);
  padding: var(--space-8) var(--space-4);
  font-size: 1rem;
}

/* ---------- 9. Footer ---------- */
.site-footer {
  background: var(--text-primary);
  color: #E5E7EB;
}
.site-footer__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--space-8) var(--space-4) var(--space-6);
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}
.brand--footer .brand__name { color: #fff; }
.site-footer__tagline {
  margin-top: var(--space-3);
  color: #9CA3AF;
  font-size: 0.9rem;
  max-width: 40ch;
}
.site-footer__title {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #fff;
  margin-bottom: var(--space-3);
}
.site-footer__links { list-style: none; margin: 0; padding: 0; }
.site-footer__links li { margin-bottom: var(--space-2); }
.site-footer__links a {
  color: #9CA3AF;
  font-size: 0.92rem;
  display: inline-block;
  padding: var(--space-1) 0;
}
.site-footer__links a:hover { color: #fff; }
.site-footer__legal {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-4);
  text-align: center;
  color: #9CA3AF;
  font-size: 0.85rem;
}

/* ---------- 10. Bottom nav (solo mobile) ---------- */
.bottom-nav {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  box-shadow: 0 -2px 10px rgba(17, 24, 39, 0.05);
}
.bottom-nav__item {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-height: 60px;
  padding: var(--space-2) var(--space-1);
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-weight: 600;
}
.bottom-nav__icon { width: 22px; height: 22px; }
.bottom-nav__item.is-active { color: var(--brand-primary); }
.bottom-nav__item--cta { color: var(--brand-primary); }

/* =====================================================================
   11. MEDIA QUERIES
   ===================================================================== */

/* ----- Tablet: 640px – 1023px ----- */
@media (min-width: 640px) {
  .promo-grid { grid-template-columns: repeat(2, 1fr); }   /* 2 columnas */

  .site-footer__inner {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }

  .hero { padding: var(--space-10) var(--space-4) var(--space-8); }
}

/* ----- Desktop: 1024px+ ----- */
@media (min-width: 1024px) {
  body { padding-bottom: 0; }        /* ya no hay bottom-nav */

  /* Navbar completo: nav + buscador + acciones visibles */
  .main-nav { display: block; }
  .search { display: block; }
  .header-actions__publish { display: inline-flex; }

  /* El hero ya no necesita duplicar el buscador (está en el header) */
  .hero__search { max-width: 680px; }

  /* Grid de promos: auto-fill 3–4 columnas según ancho disponible */
  .promo-grid {
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  }

  /* Bottom-nav fuera en desktop */
  .bottom-nav { display: none; }

  .hero { padding: var(--space-10) var(--space-4); }
}

/* ----- Large: 1440px+ ----- */
@media (min-width: 1440px) {
  :root { --container: 1280px; }
}

/* ---------- 12. Preferencias del sistema ---------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* =====================================================================
   13. Nombre de negocio clickeable + modal de perfil del negocio
   (dialog reutiliza .modal / .modal__inner / .state-block / .skeleton-bar
   de panel.css, ya cargado en index.html — acá solo lo específico de este
   componente).
   ===================================================================== */

/* Botón que reemplaza el <p> de texto plano: mismo look, pero interactivo */
.promo-card__biz-btn {
  display: inline-block;
  align-self: flex-start;
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-align: left;
  text-decoration: underline;
  text-decoration-color: transparent;
  text-underline-offset: 2px;
  transition: color 0.15s ease, text-decoration-color 0.15s ease;
}
.promo-card__biz-btn:hover,
.promo-card__biz-btn:focus-visible {
  color: var(--brand-primary);
  text-decoration-color: currentColor;
}

/* Modal de perfil: un poco más ancho que el de CRUD (lista de promos adentro) */
dialog.modal--negocio { width: min(480px, 92vw); }
.modal--negocio .modal__inner { position: relative; padding-top: var(--space-6); }

.modal__close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 36px;
  height: 36px;
}

/* Encabezado del perfil: ícono de categoría + nombre + categoría */
.negocio-modal__head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.negocio-modal__icon-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-pill);
  background: var(--bg-secondary);
}
.negocio-modal__icon { width: 24px; height: 24px; color: var(--brand-primary); }
.negocio-modal__categoria {
  margin-top: 2px;
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 600;
}

.negocio-modal__desc {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.5;
}

.negocio-modal__wa { width: 100%; }

/* Lista de promos del negocio ("qué vende") — sección con su propio
   loading/error (STATES_PATTERNS §3: un fetch puntual que falla no debe
   tumbar el resto del perfil, que ya se pintó sin depender de este fetch). */
.negocio-modal__promos-title {
  font-size: 0.78rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--text-secondary);
  margin-bottom: var(--space-3);
}
.negocio-modal__promos-loading { display: flex; flex-direction: column; gap: var(--space-2); }
.negocio-modal__promos-error { padding: var(--space-4); }
.negocio-modal__promos-error .state-block__title { font-size: 0.9rem; }
.negocio-modal__promos-list {
  list-style: none;
  margin: 0; padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-height: 260px;
  overflow-y: auto;
}
.negocio-modal__promo-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
}
.negocio-modal__promo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--surface-card);
  color: var(--brand-primary);
  border: 1px solid var(--border-color);
}
.negocio-modal__promo-info { min-width: 0; flex: 1; }
.negocio-modal__promo-title {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--text-primary);
}
.negocio-modal__promo-meta {
  margin-top: var(--space-1);
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-2);
  font-size: 0.78rem;
  color: var(--text-secondary);
}
.negocio-modal__promo-badge,
.negocio-modal__promo-discount {
  display: inline-flex;
  padding: 2px var(--space-2);
  border-radius: var(--radius-pill);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.negocio-modal__promo-badge { background: var(--accent-yellow); color: #422006; }
.negocio-modal__promo-discount { background: var(--brand-primary); color: var(--text-on-brand); text-transform: none; }
.negocio-modal__promo-date { display: inline-flex; align-items: center; gap: var(--space-1); }

.negocio-modal__promos-empty {
  color: var(--text-secondary);
  font-size: 0.88rem;
  text-align: center;
  padding: var(--space-4);
  background: var(--bg-secondary);
  border-radius: var(--radius-md);
}