/* Audio G.R. — Base y componentes compartidos */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; font-family: var(--f-sans); font-size: 16px; line-height: 1.6;
  color: var(--parrafo); background: var(--fondo-pagina);
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; text-rendering: optimizeLegibility;
}
@media (min-width: 1024px) { body { font-size: 17px; } }
img, svg, picture { display: block; max-width: 100%; }
img { height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
h1, h2, h3, h4, p, ul, ol, figure { margin: 0; }
ul[role="list"], ol[role="list"] { list-style: none; padding: 0; }
h1, h2, h3, h4 { color: var(--texto); font-weight: 800; letter-spacing: -0.02em; text-wrap: balance; }
p { text-wrap: pretty; }
::selection { background: var(--azul); color: #fff; }

:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; border-radius: 4px; }
.sobre-oscuro :focus-visible, .hero :focus-visible, .pie :focus-visible, .cta-final :focus-visible { outline-color: #fff; }

.sr-only {
  position: absolute !important; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.saltar {
  position: fixed; left: 16px; top: -100px; z-index: 200; padding: 12px 18px; border-radius: var(--r-btn);
  background: var(--azul); color: #fff; font-weight: 600; transition: top var(--t-rapida) var(--ease);
}
.saltar:focus { top: 16px; }

/* ---------- Layout ---------- */
.contenedor { width: 100%; max-width: calc(var(--contenedor) + var(--margen) * 2); margin-inline: auto; padding-inline: var(--margen); }
.seccion { padding-block: var(--seccion); }
.seccion--gris { background: var(--fondo-alterno); }

/* ---------- Tipografía utilitaria ---------- */
.etiqueta {
  font-family: var(--f-mono); font-weight: 500; font-size: 12px; line-height: 1.4;
  letter-spacing: 0.12em; text-transform: uppercase; color: var(--azul);
}
.etiqueta--clara { color: rgba(255, 255, 255, 0.72); }
.etiqueta--acento { display: inline-flex; align-items: center; gap: 12px; }
.etiqueta--acento::before { content: ""; width: 24px; height: 2px; background: var(--rojo); }

.h2 { font-size: 28px; line-height: 1.28; }
@media (min-width: 1024px) { .h2 { font-size: 40px; line-height: 1.15; } }
.lead { font-size: 17px; line-height: 1.6; color: var(--parrafo); max-width: 56ch; }
@media (min-width: 1024px) { .lead { font-size: 18px; } }

.encabezado-seccion { display: grid; gap: 12px; margin-bottom: 40px; }
@media (min-width: 1024px) {
  .encabezado-seccion { margin-bottom: 56px; }
  .encabezado-seccion--fila { grid-template-columns: 1fr auto; align-items: end; column-gap: 48px; }
  .encabezado-seccion--fila > :last-child { grid-column: 2; grid-row: 1 / span 3; align-self: end; }
}

/* ---------- Botones ---------- */
.btn {
  --bg: var(--azul); --fg: #fff; --bd: var(--azul);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  min-height: 48px; padding: 12px 22px; border-radius: var(--r-btn);
  background: var(--bg); color: var(--fg); border: 1.5px solid var(--bd);
  font-weight: 600; font-size: 15px; line-height: 1.2; letter-spacing: -0.005em; white-space: nowrap;
  transition: background-color var(--t-rapida) var(--ease), border-color var(--t-rapida) var(--ease),
              color var(--t-rapida) var(--ease), transform var(--t-rapida) var(--ease), box-shadow var(--t-rapida) var(--ease);
}
.btn svg { width: 18px; height: 18px; flex: none; }
.btn:hover { --bg: var(--azul-hover); --bd: var(--azul-hover); transform: translateY(-1px); box-shadow: var(--sombra-boton); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn--secundario { --bg: transparent; --fg: var(--azul); --bd: var(--azul); }
.btn--secundario:hover { --bg: var(--azul-tenue); --fg: var(--azul); --bd: var(--azul); box-shadow: none; }
.btn--contorno-claro { --bg: transparent; --fg: #fff; --bd: rgba(255, 255, 255, 0.55); }
.btn--contorno-claro:hover { --bg: rgba(255, 255, 255, 0.1); --bd: #fff; box-shadow: none; }
.btn--blanco { --bg: var(--superficie); --fg: var(--azul); --bd: var(--superficie); }
.btn--blanco:hover { --bg: var(--superficie-clara); --fg: var(--azul-hover); --bd: var(--superficie-clara); box-shadow: 0 10px 24px rgba(0, 0, 0, 0.22); }
.btn--whatsapp { --bg: var(--whatsapp); --fg: var(--whatsapp-texto); --bd: var(--whatsapp); }
.btn--whatsapp:hover { --bg: var(--whatsapp-hover); --bd: var(--whatsapp-hover); box-shadow: 0 8px 20px rgba(37, 211, 102, 0.28); }
.btn--sm { min-height: 40px; padding: 8px 16px; font-size: 14px; }
.btn .flecha { transition: transform var(--t-rapida) var(--ease); }
.btn:hover .flecha { transform: translateX(3px); }

/* Botón de WhatsApp sin número configurado */
[data-wa].is-pendiente { cursor: not-allowed; opacity: 0.55; filter: saturate(0.4); }
[data-wa].is-pendiente:hover { transform: none; box-shadow: none; }

.enlace-flecha {
  display: inline-flex; align-items: center; gap: 8px; font-weight: 600; color: var(--azul);
  padding-block: 8px; border-bottom: 1.5px solid transparent; transition: border-color var(--t-rapida) var(--ease);
}
.enlace-flecha:hover { border-color: currentColor; }
.enlace-flecha svg { width: 16px; height: 16px; transition: transform var(--t-rapida) var(--ease); }
.enlace-flecha:hover svg { transform: translateX(3px); }

/* ---------- Barra de confianza ---------- */
.confianza { background: var(--marino); color: rgba(255, 255, 255, 0.82); font-size: 13px; }
.confianza ul { display: flex; justify-content: center; gap: 40px; height: 40px; align-items: center; margin: 0; padding: 0; list-style: none; position: relative; }
.confianza li { display: inline-flex; align-items: center; gap: 10px; white-space: nowrap; }
.confianza li::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--rojo); }
@media (max-width: 767px) {
  .confianza li { position: absolute; inset: 0; justify-content: center; opacity: 0; transform: translateY(6px);
    transition: opacity 400ms var(--ease), transform 400ms var(--ease); }
  .confianza li.is-activo { opacity: 1; transform: none; }
  .no-js .confianza li:not(:first-child) { display: none; }
  .no-js .confianza li:first-child { opacity: 1; transform: none; position: static; }
}

/* ---------- Navegación ---------- */
.nav {
  position: sticky; top: 0; z-index: 50; background: rgba(var(--superficie-rgb), 0.94);
  -webkit-backdrop-filter: saturate(1.4) blur(12px); backdrop-filter: saturate(1.4) blur(12px);
  transition: box-shadow var(--t-media) var(--ease);
}
.nav.is-compacta { box-shadow: var(--sombra-nav); }
.nav__barra { display: flex; align-items: center; gap: 24px; height: var(--nav-alto); transition: height var(--t-media) var(--ease); }
.nav.is-compacta .nav__barra { height: var(--nav-alto-compacto); }
.nav__logo { display: block; flex: none; padding: 6px 0; }
.nav__logo img { height: 22px; width: auto; }
@media (min-width: 1024px) { .nav__logo img { height: 26px; } }

.nav__menu { display: none; }
.nav__acciones { margin-left: auto; display: flex; align-items: center; gap: 8px; }

@media (min-width: 1024px) {
  .nav__menu { display: flex; align-items: center; gap: 4px; margin: 0 0 0 auto; padding: 0; list-style: none; }
  .nav__acciones { margin-left: 16px; }
}
.nav__link {
  position: relative; display: inline-flex; align-items: center; gap: 6px; height: 44px; padding: 0 14px;
  font-size: 15px; font-weight: 500; color: var(--texto); border-radius: 10px; white-space: nowrap;
  transition: color var(--t-rapida) var(--ease), background-color var(--t-rapida) var(--ease);
}
@media (min-width: 1024px) and (max-width: 1199px) {
  .nav__link { padding: 0 11px; }
  .nav__link::after { left: 11px; right: 11px; }
}
.nav__link:hover { color: var(--azul); }
.nav__link::after {
  content: ""; position: absolute; left: 14px; right: 14px; bottom: 6px; height: 2px; background: var(--rojo);
  transform: scaleX(0); transform-origin: left; transition: transform var(--t-media) var(--ease);
}
.nav__link[aria-current="page"] { color: var(--azul); }
.nav__link[aria-current="page"]::after { transform: scaleX(1); }
.nav__link svg { width: 14px; height: 14px; transition: transform var(--t-rapida) var(--ease); }
.nav__item--desplegable { position: relative; }
.nav__item--desplegable[data-abierto="true"] .nav__link svg { transform: rotate(180deg); }

/* Panel "Productos" */
.panel {
  position: absolute; top: calc(100% + 10px); left: 50%; width: 640px; padding: 12px;
  display: grid; grid-template-columns: 1fr 220px; gap: 12px;
  background: var(--superficie); border: 1px solid var(--borde-suave); border-radius: var(--r-card); box-shadow: var(--sombra-2);
  opacity: 0; visibility: hidden; transform: translate(-50%, 6px);
  transition: opacity var(--t-rapida) var(--ease), transform var(--t-rapida) var(--ease), visibility 0s linear var(--t-rapida);
}
.panel::before { content: ""; position: absolute; left: 0; right: 0; top: -12px; height: 12px; } /* puente para el cursor */
.nav__item--desplegable[data-abierto="true"] .panel { opacity: 1; visibility: visible; transform: translate(-50%, 0); transition-delay: 0s; }
.panel__lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.panel__lista a { display: grid; gap: 2px; padding: 14px 16px; border-radius: 12px; transition: background-color var(--t-rapida) var(--ease); }
.panel__lista a:hover, .panel__lista a:focus-visible { background: var(--fondo-pagina); }
.panel__lista strong { color: var(--texto); font-weight: 600; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.panel__lista span { font-size: 13px; color: var(--tenue); line-height: 1.4; }
.panel__lista .todos strong { color: var(--azul); }
.panel__foto { position: relative; border-radius: 14px; overflow: hidden; background: var(--marino); min-height: 220px; }
.panel__foto img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: 0.85; }
.panel__foto::after { content: ""; position: absolute; inset: 0; background: var(--velo-panel); }
.panel__foto span { position: absolute; left: 16px; right: 16px; bottom: 14px; z-index: 1; color: #fff; font-weight: 600; font-size: 14px; line-height: 1.35; }

/* Botón WhatsApp del encabezado */
.nav__wa { display: none; }
@media (min-width: 640px) { .nav__wa { display: inline-flex; } }

/* Hamburguesa */
.nav__hamburguesa {
  display: inline-grid; place-items: center; width: 44px; height: 44px; border-radius: 10px; color: var(--texto);
}
.nav__hamburguesa:hover { background: var(--fondo-pagina); }
.nav__hamburguesa span { display: block; width: 20px; height: 1.75px; background: currentColor; border-radius: 2px; position: relative; transition: background-color var(--t-rapida); }
.nav__hamburguesa span::before, .nav__hamburguesa span::after {
  content: ""; position: absolute; left: 0; width: 20px; height: 1.75px; background: currentColor; border-radius: 2px;
  transition: transform var(--t-media) var(--ease), top var(--t-media) var(--ease);
}
.nav__hamburguesa span::before { top: -6px; }
.nav__hamburguesa span::after { top: 6px; }
.nav__hamburguesa[aria-expanded="true"] span { background: transparent; }
.nav__hamburguesa[aria-expanded="true"] span::before { top: 0; transform: rotate(45deg); }
.nav__hamburguesa[aria-expanded="true"] span::after { top: 0; transform: rotate(-45deg); }
@media (min-width: 1024px) { .nav__hamburguesa { display: none; } }

/* Menú móvil a pantalla completa */
.menu-movil {
  position: fixed; inset: 0; z-index: 49; background: var(--superficie); padding: calc(var(--nav-alto) + 56px) var(--margen) 32px;
  display: flex; flex-direction: column; overflow-y: auto;
  opacity: 0; visibility: hidden; transition: opacity var(--t-media) var(--ease), visibility 0s linear var(--t-media);
}
.menu-movil.is-abierto { opacity: 1; visibility: visible; transition-delay: 0s; }
.menu-movil ul { list-style: none; margin: 0; padding: 0; }
.menu-movil > nav > ul > li { border-bottom: 1px solid var(--borde-suave); }
.menu-movil > nav > ul > li > a { display: flex; align-items: center; justify-content: space-between; min-height: 60px; font-size: 22px; font-weight: 700; color: var(--texto); letter-spacing: -0.01em; }
.menu-movil > nav > ul > li > a[aria-current="page"] { color: var(--azul); }
.menu-movil .sub { display: flex; flex-wrap: wrap; gap: 8px; padding: 0 0 18px; }
.menu-movil .sub a { display: inline-flex; align-items: center; min-height: 40px; padding: 0 16px; border-radius: var(--r-chip); background: var(--fondo-pagina); font-size: 14px; font-weight: 500; color: var(--texto); }
.menu-movil__pie { margin-top: auto; padding-top: 32px; display: grid; gap: 12px; }
.menu-movil__pie .btn { width: 100%; }
.menu-movil > nav > ul > li { opacity: 0; transform: translateY(8px); transition: opacity 300ms var(--ease), transform 300ms var(--ease); }
.menu-movil.is-abierto > nav > ul > li { opacity: 1; transform: none; }
.menu-movil.is-abierto > nav > ul > li:nth-child(2) { transition-delay: 40ms; }
.menu-movil.is-abierto > nav > ul > li:nth-child(3) { transition-delay: 80ms; }
.menu-movil.is-abierto > nav > ul > li:nth-child(4) { transition-delay: 120ms; }
.menu-movil.is-abierto > nav > ul > li:nth-child(5) { transition-delay: 160ms; }
body.menu-abierto { overflow: hidden; }
@media (min-width: 1024px) { .menu-movil { display: none; } }

/* ---------- Tarjeta de producto ---------- */
.tarjeta {
  position: relative; display: flex; flex-direction: column; background: var(--superficie);
  border: 1px solid var(--borde); border-radius: var(--r-card); overflow: hidden;
  transition: box-shadow var(--t-media) var(--ease), transform var(--t-media) var(--ease), border-color var(--t-media) var(--ease);
}
.tarjeta:hover { box-shadow: var(--sombra-2); border-color: transparent; transform: translateY(-2px); }
.tarjeta__foto { position: relative; aspect-ratio: 4 / 3; background: var(--superficie); overflow: hidden; }
.tarjeta__foto img { width: 100%; height: 100%; object-fit: contain; padding: 8%; mix-blend-mode: multiply; transition: transform 600ms var(--ease); }
.tarjeta__foto--cubrir img { object-fit: cover; padding: 0; }
.tarjeta:hover .tarjeta__foto img { transform: scale(1.04); }
.tarjeta__cuerpo { display: flex; flex-direction: column; gap: 6px; padding: 20px 22px 22px; border-top: 1px solid var(--borde-suave); flex: 1; }
.tarjeta__marca { font-family: var(--f-mono); font-weight: 500; font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--azul); }
.tarjeta__nombre { font-size: 20px; line-height: 1.3; font-weight: 700; letter-spacing: -0.01em; }
.tarjeta__nombre a::after { content: ""; position: absolute; inset: 0; z-index: 1; } /* toda la tarjeta enlaza a la ficha */
.tarjeta__resumen { font-size: 15px; line-height: 1.5; color: var(--tenue); }
.tarjeta__accion { margin-top: auto; padding-top: 16px; position: relative; z-index: 2; }

/* ---------- Pie de página ---------- */
.pie { background: var(--marino); color: rgba(255, 255, 255, 0.72); font-size: 15px; overflow: hidden; }
.pie__rejilla { display: grid; gap: 40px; padding-block: 64px 48px; }
@media (min-width: 640px) { .pie__rejilla { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .pie__rejilla { grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 48px; padding-block: 88px 56px; } }
.pie__marca img { height: 26px; width: auto; margin-bottom: 20px; }
.pie__marca p { max-width: 34ch; }
.pie h2 { font-size: 13px; font-family: var(--f-mono); font-weight: 500; letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,.5); margin-bottom: 16px; }
.pie ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.pie ul a { display: inline-flex; align-items: center; min-height: 36px; color: rgba(255, 255, 255, 0.86); transition: color var(--t-rapida) var(--ease); }
.pie ul a:hover { color: #fff; text-decoration: underline; text-decoration-color: var(--rojo); text-underline-offset: 5px; text-decoration-thickness: 2px; }
.pie__dato { color: rgba(255, 255, 255, 0.86); }
.pie__nota { color: rgba(255, 255, 255, 0.5); font-size: 14px; }
.pie__base { border-top: 1px solid rgba(255, 255, 255, 0.1); padding-block: 24px; display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; font-size: 13px; color: rgba(255, 255, 255, 0.55); }
.pie__base a:hover { color: #fff; }
.pie__wordmark {
  font-family: var(--f-stencil); font-weight: 700; line-height: 0.8; letter-spacing: 0.01em; white-space: nowrap;
  font-size: clamp(64px, 17.5vw, 248px); color: rgba(255, 255, 255, 0.045); text-align: center;
  margin-bottom: -0.12em; user-select: none; pointer-events: none;
}

/* ---------- Botón flotante de WhatsApp ---------- */
.wa-flotante {
  position: fixed; right: 20px; bottom: 20px; z-index: 40; display: inline-flex; align-items: center; gap: 10px;
  height: 56px; min-width: 56px; padding: 0 16px; justify-content: center; border-radius: var(--r-chip);
  background: var(--whatsapp); color: var(--whatsapp-texto); font-weight: 600; font-size: 15px;
  box-shadow: var(--sombra-flotante);
  transition: transform var(--t-media) var(--ease), box-shadow var(--t-media) var(--ease), background-color var(--t-rapida) var(--ease), opacity var(--t-media) var(--ease);
}
.wa-flotante svg { width: 26px; height: 26px; flex: none; }
.wa-flotante span { display: none; }
@media (min-width: 1024px) { .wa-flotante { right: 28px; bottom: 28px; padding: 0 22px 0 18px; } .wa-flotante span { display: inline; } }
.wa-flotante:hover { transform: translateY(-2px); background: var(--whatsapp-hover); box-shadow: var(--sombra-flotante-hover); }
.wa-flotante.is-oculto { opacity: 0; transform: translateY(16px); pointer-events: none; }

/* Aviso de vista previa (solo si falta configurar WhatsApp) */
.aviso-dev {
  position: fixed; left: 16px; bottom: 16px; z-index: 60; max-width: min(420px, calc(100vw - 104px));
  padding: 10px 14px; border-radius: 12px; background: #FFF7E0; color: #5A4300; border: 1px solid #F0D58A;
  font-size: 13px; line-height: 1.4; box-shadow: var(--sombra-2);
}
.aviso-dev code { font-family: var(--f-mono); font-size: 12px; }

/* ---------- Aparición al hacer scroll ---------- */
.js [data-revelar] { opacity: 0; transform: translateY(16px); transition: opacity 600ms var(--ease), transform 600ms var(--ease); transition-delay: calc(var(--i, 0) * 60ms); }
.js [data-revelar].is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; transition-delay: 0ms !important; }
  .js [data-revelar] { opacity: 1; transform: none; }
}