/* ---------- Tokens ---------- */
:root {
  --color-green: #3B7A45;
  --color-green-dark: #2A5A32;
  --color-cream: #F6F2E9;
  --color-card: #FFFFFF;
  --color-graphite: #1F241E;
  --color-text-muted: rgba(31, 36, 30, 0.65);
  --color-border: #E4DFD1;
  --color-focus: #2A5A32;

  --font-sans: -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-display: "Poppins", var(--font-sans);

  --text-xs: 0.8125rem;
  --text-sm: 0.9375rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.375rem;
  --text-2xl: 1.75rem;
  --text-3xl: clamp(2.25rem, 1.7rem + 2.6vw, 3.5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(31, 36, 30, 0.08);
  --shadow-md: 0 10px 28px rgba(31, 36, 30, 0.12);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--color-graphite);
  background: var(--color-cream);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
img { max-width: 100%; display: block; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
h1, h2, h3, p { margin: 0; }
a { color: inherit; }

:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 2px; }

.enlace-saltar {
  position: absolute; left: -999px; top: auto;
  background: var(--color-graphite); color: #fff;
  padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); z-index: 100;
}
.enlace-saltar:focus { left: var(--space-4); top: var(--space-4); }

/* ---------- Header ---------- */
.encabezado { position: sticky; top: 0; z-index: 40; background: var(--color-card); border-bottom: 1px solid var(--color-border); }
.encabezado-contenido {
  max-width: 1200px; margin: 0 auto; padding-inline: var(--space-5); min-height: 68px;
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
}
.encabezado-grupo { display: flex; align-items: center; gap: var(--space-3); }
.encabezado-marca { display: flex; align-items: center; gap: var(--space-2); text-decoration: none; }
.encabezado-logo { width: 40px; height: 40px; object-fit: contain; }
.encabezado-nombre { font-family: var(--font-display); font-weight: 700; font-size: var(--text-lg); color: var(--color-graphite); }
.encabezado-etiqueta {
  font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
  color: var(--color-green); background: rgba(59, 122, 69, 0.1); border: 1px solid rgba(59, 122, 69, 0.25);
  border-radius: var(--radius-pill); padding: 0.25rem 0.625rem;
}

/* ---------- Hero ---------- */
.hero { padding: var(--space-8) 0 var(--space-6); }
.hero-grid { max-width: 1200px; margin: 0 auto; padding-inline: var(--space-5); }
.hero-contenido { max-width: 680px; margin: 0 auto; text-align: center; }
.hero h1 { font-family: var(--font-display); font-size: var(--text-3xl); font-weight: 800; line-height: 1.1; letter-spacing: -0.01em; color: var(--color-graphite); }
.hero h1::after { content: ""; display: block; width: 64px; height: 4px; margin: var(--space-4) auto 0; background: var(--color-green); border-radius: var(--radius-pill); }
.hero-texto { margin-top: var(--space-3); font-size: var(--text-lg); color: var(--color-text-muted); }
.hero-acciones { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--space-4); margin-top: var(--space-5); }
.hero-ayuda { margin-top: var(--space-4); font-size: var(--text-sm); color: var(--color-text-muted); }
.enlace-ayuda-whatsapp { font-weight: 700; color: var(--color-green); text-decoration: underline; text-underline-offset: 3px; }
.enlace-ayuda-whatsapp[aria-disabled="true"] { color: var(--color-text-muted); text-decoration: none; pointer-events: none; }
.hero-ayuda-nota { margin-top: 0.125rem; font-size: var(--text-xs); color: var(--color-text-muted); }

/* ---------- Buttons ---------- */
.boton {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  border-radius: var(--radius-sm); padding: 0.75rem 1.375rem; font-weight: 700; font-size: var(--text-sm);
  letter-spacing: 0.01em; text-decoration: none; border: 2px solid transparent;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}
.boton-primario { background: var(--color-green); color: #fff; box-shadow: var(--shadow-sm); }
.boton-primario:hover { background: var(--color-green-dark); box-shadow: var(--shadow-md); }
.boton-secundario { background: transparent; border-color: var(--color-green); color: var(--color-green); }
.boton-secundario:hover { background: var(--color-green); color: #fff; }
.boton-texto { background: none; border: none; color: var(--color-green); padding: 0.5rem 0.25rem; text-decoration: underline; text-underline-offset: 3px; }

/* ---------- Catalog controls ---------- */
.catalogo { padding: var(--space-8) 0 var(--space-10); }
.catalogo-encabezado { max-width: 1200px; margin: 0 auto; padding-inline: var(--space-5); }
.catalogo h2 { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; color: var(--color-graphite); }
.catalogo-controles {
  display: flex; flex-wrap: wrap; align-items: end; gap: var(--space-4); margin-top: var(--space-5);
  background: var(--color-card); border: 1px solid var(--color-border); border-radius: var(--radius-md); padding: var(--space-5);
  box-shadow: var(--shadow-sm);
}
.campo-busqueda { flex: 1 1 240px; display: flex; flex-direction: column; gap: 0.375rem; }
.campo-filtro { flex: 0 1 220px; display: flex; flex-direction: column; gap: 0.375rem; }
.catalogo-controles label { font-weight: 600; font-size: var(--text-sm); }
.catalogo-controles input, .catalogo-controles select {
  padding: 0.625rem 0.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: #fff;
}
.catalogo-controles select.filtro-activo { border-color: var(--color-green); color: var(--color-green); font-weight: 700; }
.catalogo-contador { margin-top: var(--space-4); color: var(--color-text-muted); font-size: var(--text-sm); }
.catalogo-vacio { max-width: 1200px; margin: var(--space-8) auto 0; padding-inline: var(--space-5); color: var(--color-text-muted); font-size: var(--text-lg); }

/* ---------- Product grid & card ---------- */
.catalogo-grid {
  max-width: 1200px; margin: var(--space-6) auto 0; padding-inline: var(--space-5);
  display: grid; grid-template-columns: 1fr; gap: var(--space-5);
}
@media (min-width: 640px) { .catalogo-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 960px) { .catalogo-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 1280px) { .catalogo-grid { grid-template-columns: repeat(4, 1fr); } }

.tarjeta {
  display: flex; flex-direction: column; background: var(--color-card);
  border: 1px solid var(--color-border); border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--shadow-sm);
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.tarjeta::before { content: ""; display: block; height: 3px; background: linear-gradient(90deg, var(--color-green), var(--color-green-dark)); }
.tarjeta:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); }

.tarjeta-imagen-marco { position: relative; background: var(--color-cream); }
.tarjeta-imagen { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: #fff; }
.tarjeta-categoria {
  position: absolute; top: var(--space-3); left: var(--space-3); z-index: 1;
  background: #fff; border-radius: var(--radius-pill); padding: 0.3rem 0.75rem;
  font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
  box-shadow: var(--shadow-sm);
}
.tarjeta-ver-detalle {
  position: absolute; top: var(--space-3); right: var(--space-3); z-index: 1;
  width: 32px; height: 32px; border-radius: 50%; border: none; background: #fff;
  display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-sm);
}
.tarjeta-ver-detalle svg { width: 16px; height: 16px; color: var(--color-graphite); }
.tarjeta-ver-detalle:hover { color: var(--color-green); }

.tarjeta-cuerpo { display: flex; flex-direction: column; gap: 0.5rem; padding: var(--space-4); flex: 1; }
.tarjeta-fila-superior { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); }
.tarjeta-marca {
  font-size: var(--text-xs); font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-green);
}
.tarjeta-marca:empty { display: none; }
.tarjeta-presentacion-pill {
  font-size: var(--text-sm); font-weight: 700; background: rgba(59, 122, 69, 0.1); color: var(--color-green-dark);
  border-radius: var(--radius-pill); padding: 0.25rem 0.75rem; white-space: nowrap; margin-left: auto;
}
.tarjeta-nombre { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; color: var(--color-graphite); }
.tarjeta-descripcion { font-size: var(--text-base); color: var(--color-graphite); }

/* ---------- "Más información" (details/summary) ---------- */
.tarjeta-panel { margin-top: 0.25rem; }
.tarjeta-panel-resumen {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-2);
  list-style: none; cursor: pointer; padding: 0.625rem 0.875rem; background: var(--color-cream);
  border-radius: var(--radius-sm); font-weight: 700; font-size: var(--text-sm); color: var(--color-graphite);
}
.tarjeta-panel-resumen::-webkit-details-marker { display: none; }
.tarjeta-panel-icono { width: 18px; height: 18px; border-radius: 50%; background: rgba(59, 122, 69, 0.15); position: relative; flex-shrink: 0; }
.tarjeta-panel-icono::before, .tarjeta-panel-icono::after {
  content: ""; position: absolute; background: var(--color-green-dark); border-radius: 2px;
}
.tarjeta-panel-icono::before { top: 50%; left: 4px; right: 4px; height: 2px; transform: translateY(-50%); }
.tarjeta-panel-icono::after { left: 50%; top: 4px; bottom: 4px; width: 2px; transform: translateX(-50%); transition: transform 0.15s ease; }
.tarjeta-panel[open] .tarjeta-panel-icono::after { transform: translateX(-50%) scaleY(0); }

.tarjeta-panel-contenido {
  padding: var(--space-4); border: 1px solid var(--color-border); border-top: none;
  border-bottom-left-radius: var(--radius-sm); border-bottom-right-radius: var(--radius-sm);
  display: flex; flex-direction: column; gap: var(--space-3);
}
.panel-parrafo { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.5; }
.panel-grilla { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-2); }
.panel-grilla--1col { grid-template-columns: 1fr; }
.panel-stat {
  display: flex; flex-direction: column; gap: 0.125rem; background: var(--color-cream);
  border-radius: var(--radius-sm); padding: 0.5rem 0.75rem;
}
.panel-stat-etiqueta { font-size: var(--text-xs); font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em; color: var(--color-green-dark); }
.panel-stat-valor { font-size: var(--text-base); font-weight: 700; color: var(--color-graphite); }
.panel-registro { font-size: var(--text-xs); color: var(--color-text-muted); }
.panel-nota { font-size: var(--text-xs); color: var(--color-text-muted); font-style: italic; }

/* ---------- Card actions ---------- */
.tarjeta-acciones { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); margin-top: auto; padding-top: var(--space-2); }
.tarjeta-disponibilidad { font-size: var(--text-xs); color: var(--color-text-muted); }
.boton-pedir {
  display: inline-flex; align-items: center; gap: 0.375rem; background: var(--color-graphite); color: #fff;
  font-weight: 700; font-size: var(--text-sm); padding: 0.5rem 1rem; border-radius: var(--radius-pill); text-decoration: none;
  white-space: nowrap;
}
.boton-pedir:hover { background: var(--color-green-dark); }

/* ---------- Detail dialog ---------- */
.dialogo { border: none; border-radius: var(--radius-md); padding: var(--space-6); width: min(560px, calc(100% - 2rem)); max-height: 90vh; overflow-y: auto; box-shadow: var(--shadow-md); }
.dialogo::backdrop { background: rgba(31, 36, 30, 0.55); }
.dialogo-cerrar-form { position: absolute; top: var(--space-3); right: var(--space-3); }
.dialogo-cerrar { width: 36px; height: 36px; border-radius: 50%; border: 1px solid var(--color-border); background: #fff; font-size: var(--text-base); }
.dialogo-cerrar:hover { border-color: var(--color-green); color: var(--color-green); }

.detalle-contenido { display: flex; flex-direction: column; gap: var(--space-5); }
.detalle-imagen { width: 100%; aspect-ratio: 4 / 3; object-fit: contain; background: var(--color-cream); border-radius: var(--radius-sm); }
.detalle-info { display: flex; flex-direction: column; gap: 0.5rem; }
.detalle-marca { font-size: var(--text-xs); font-weight: 800; text-transform: uppercase; letter-spacing: 0.04em; color: var(--color-green); }
.detalle-marca:empty { display: none; }
.detalle-nombre { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 700; color: var(--color-graphite); }
.detalle-presentacion { font-size: var(--text-base); font-weight: 700; color: var(--color-green-dark); }
.detalle-descripcion { font-size: var(--text-sm); color: var(--color-text-muted); }
.detalle-mas-info { display: flex; flex-direction: column; gap: var(--space-3); margin-top: var(--space-2); }
.detalle-precio {
  display: inline-flex; align-self: flex-start; margin-top: var(--space-2); background: var(--color-graphite); color: #fff;
  font-weight: 700; padding: 0.75rem 1.25rem; border-radius: var(--radius-pill); text-decoration: none;
}
.detalle-precio:hover { background: var(--color-green-dark); }

@media (min-width: 640px) {
  .detalle-contenido { flex-direction: row; align-items: flex-start; }
  .detalle-imagen { width: 45%; flex-shrink: 0; }
}

/* ---------- Footer ---------- */
.pie { background: var(--color-graphite); color: rgba(255, 255, 255, 0.85); padding: var(--space-8) 0; margin-top: var(--space-8); }
.pie-contenido { max-width: 1200px; margin: 0 auto; padding-inline: var(--space-5); display: flex; gap: var(--space-3); align-items: flex-start; }
.pie-logo { filter: brightness(0) invert(1); opacity: 0.9; }
.pie-texto p { font-size: var(--text-sm); margin-bottom: 0.25rem; }
.pie-texto a { color: #fff; text-decoration: underline; text-underline-offset: 3px; }

.aviso-noscript { background: var(--color-cream); text-align: center; padding: var(--space-4); }
body.bloqueo-scroll { overflow: hidden; }

/* ---------- Asistente de bienvenida (burbuja flotante) ---------- */
.asistente-burbuja {
  position: fixed;
  right: var(--space-4);
  bottom: var(--space-4);
  z-index: 40;
  width: min(300px, calc(100vw - 2rem));
  background: var(--color-card);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: var(--space-4);
  padding-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  opacity: 0;
  transform: translateY(16px) scale(0.98);
  transition: opacity 0.25s ease, transform 0.25s ease;
  pointer-events: none;
}
.asistente-burbuja.mostrar { opacity: 1; transform: translateY(0) scale(1); }
.asistente-cerrar, .asistente-whatsapp { pointer-events: auto; }
.asistente-avatar {
  position: absolute;
  top: -14px;
  left: var(--space-4);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-green);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: var(--shadow-sm);
}
.asistente-cerrar {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: none;
  background: var(--color-cream);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1;
}
.asistente-cerrar:hover { background: var(--color-border); color: var(--color-graphite); }
.asistente-texto { font-size: var(--text-sm); line-height: 1.5; color: var(--color-graphite); margin-top: var(--space-2); }
.asistente-whatsapp {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: #25D366;
  color: #ffffff;
  font-weight: 700;
  font-size: var(--text-sm);
  padding: 0.5rem 0.875rem;
  border-radius: var(--radius-pill);
  text-decoration: none;
}
.asistente-whatsapp:hover { filter: brightness(1.05); }

@media (max-width: 480px) {
  .asistente-burbuja { left: var(--space-4); right: var(--space-4); width: auto; }
}

@media (max-width: 460px) {
  .encabezado-etiqueta { display: none; }
  .encabezado-contenido { padding-inline: var(--space-3); }
  .boton-carrito { padding: 0.5rem 0.75rem; }
}

/* ---------- Carrito (botón de header) ---------- */
.boton-carrito {
  position: relative; display: flex; align-items: center; gap: var(--space-2);
  background: var(--color-graphite); color: #fff; border: none; border-radius: var(--radius-pill);
  padding: 0.5rem 1rem; font-weight: 700; font-size: var(--text-sm);
}
.boton-carrito:hover { background: var(--color-green-dark); }
.boton-carrito-contador {
  background: var(--color-green); color: #fff; border-radius: var(--radius-pill);
  min-width: 1.375rem; height: 1.375rem; display: inline-flex; align-items: center; justify-content: center;
  font-size: var(--text-xs); font-weight: 800; padding-inline: 0.25rem;
}

/* ---------- Cantidad (tarjeta y detalle) ---------- */
.tarjeta-cantidad { display: flex; align-items: center; justify-content: space-between; gap: var(--space-2); margin-top: 0.25rem; }
.tarjeta-cantidad-controles, .detalle-cantidad-controles { display: flex; align-items: center; gap: var(--space-2); }
.tarjeta-cantidad-valor { min-width: 1.5rem; text-align: center; font-weight: 700; }
.detalle-cantidad { display: flex; flex-direction: column; gap: 0.375rem; margin-top: var(--space-2); }
.detalle-cantidad-controles input {
  width: 4rem; text-align: center; padding: 0.5rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm);
}
.boton-cantidad {
  width: 32px; height: 32px; border-radius: var(--radius-sm); border: 1px solid var(--color-border); background: #fff;
  font-size: var(--text-lg); line-height: 1; display: inline-flex; align-items: center; justify-content: center;
}
.boton-cantidad:hover { border-color: var(--color-green); color: var(--color-green-dark); }
.detalle-confirmacion { color: var(--color-green-dark); font-weight: 700; font-size: var(--text-sm); min-height: 1.25em; }

/* ---------- Cart & checkout dialogs ---------- */
.dialogo-carrito {
  display: flex; flex-direction: column; gap: var(--space-4); max-height: 85vh;
}
.carrito-encabezado { display: flex; align-items: center; justify-content: space-between; }
.carrito-encabezado h2 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; }
.carrito-vacio { color: var(--color-text-muted); }
.carrito-lista { display: flex; flex-direction: column; gap: var(--space-4); overflow-y: auto; flex: 1; list-style: none; margin: 0; padding: 0; }
.carrito-linea { display: flex; gap: var(--space-3); border-bottom: 1px solid var(--color-border); padding-bottom: var(--space-4); }
.carrito-linea-imagen { width: 72px; height: 72px; object-fit: contain; background: var(--color-cream); border-radius: var(--radius-sm); flex-shrink: 0; }
.carrito-linea-info { display: flex; flex-direction: column; gap: 0.25rem; flex: 1; }
.carrito-linea-marca { font-size: var(--text-xs); font-weight: 800; text-transform: uppercase; color: var(--color-green); }
.carrito-linea-marca:empty { display: none; }
.carrito-linea-nombre { font-weight: 700; }
.carrito-linea-presentacion { font-size: var(--text-sm); color: var(--color-text-muted); }
.carrito-linea-controles { display: flex; align-items: center; gap: var(--space-2); margin-top: 0.375rem; }
.carrito-linea-cantidad { min-width: 1.5rem; text-align: center; font-weight: 700; }
.carrito-resumen { border-top: 1px solid var(--color-border); padding-top: var(--space-4); display: flex; flex-direction: column; gap: var(--space-3); }

.dialogo-checkout .checkout-encabezado { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-4); }
.checkout-encabezado h2 { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 700; padding-right: var(--space-8); }
.formulario-checkout { display: flex; flex-direction: column; gap: var(--space-4); }
.campo { display: flex; flex-direction: column; gap: 0.375rem; }
.campo label { font-weight: 600; font-size: var(--text-sm); }
.campo input, .campo textarea { padding: 0.625rem 0.75rem; border: 1px solid var(--color-border); border-radius: var(--radius-sm); background: #fff; }
.campo input[aria-invalid="true"], .campo textarea[aria-invalid="true"] { border-color: #B3261E; }
.campo-error { color: #B3261E; font-size: var(--text-xs); min-height: 1.1em; }
.campo-casilla { flex-direction: row; align-items: flex-start; gap: var(--space-2); }
.campo-casilla label { font-weight: 500; }
.checkout-resumen-titulo { margin-top: var(--space-2); font-size: var(--text-base); font-weight: 800; color: var(--color-graphite); }
.checkout-resumen { background: var(--color-cream); border-radius: var(--radius-sm); padding: var(--space-4); font-size: var(--text-sm); display: flex; flex-direction: column; gap: var(--space-3); }
.checkout-acciones { display: flex; align-items: center; justify-content: space-between; gap: var(--space-3); }