/* =====================================================
   CoreTech Platform — Landing de conversión
   Sistema de marca: brand_assets/BRAND_GUIDE.md
   Modo Documento (claro) / Modo Plataforma (oscuro)
   ===================================================== */

@font-face { font-family:'Lato'; font-style:normal; font-weight:300; src:url('../fonts/Lato-Light.woff2') format('woff2'); font-display:swap; }
@font-face { font-family:'Lato'; font-style:normal; font-weight:400; src:url('../fonts/Lato-Regular.woff2') format('woff2'); font-display:swap; }
@font-face { font-family:'Lato'; font-style:italic; font-weight:400; src:url('../fonts/Lato-Italic.woff2') format('woff2'); font-display:swap; }
@font-face { font-family:'Lato'; font-style:normal; font-weight:700; src:url('../fonts/Lato-Bold.woff2') format('woff2'); font-display:swap; }
@font-face { font-family:'Lato'; font-style:normal; font-weight:900; src:url('../fonts/Lato-Black.woff2') format('woff2'); font-display:swap; }

:root{
  /* tokens de marca fijos */
  --azul:#0036F7;
  --azul-elevado:#5C7BFF;
  --pizarra:#363C4F;
  --negro:#12141D;
  --blanco-roto:#F9FAFC;
  --blanco:#FFFFFF;
  --whatsapp:#25D366;
  --whatsapp-oscuro:#1DA851;
  --radio:14px;
  --radio-lg:10px;
  --maxw:1200px;

  /* Modo Documento (claro) — por defecto */
  --bg: var(--blanco-roto);
  --bg-banda: var(--blanco);
  --bg-elevada: var(--blanco);
  --fg: var(--negro);
  --fg-suave: var(--pizarra);
  --acento: var(--azul);
  --acento-solido: var(--azul);
  --linea: rgba(18,20,29,0.10);
  --linea-suave: rgba(18,20,29,0.06);
  --sombra: 0 1px 2px rgba(18,20,29,0.04), 0 12px 28px rgba(18,20,29,0.07);
  --encabezado-bg: rgba(249,250,252,0.86);
  --hex-textura: rgba(0,54,247,0.05);
}

:root[data-theme="dark"]{
  --bg: var(--negro);
  --bg-banda: #1B1E2A;
  --bg-elevada: var(--pizarra);
  --fg: var(--blanco-roto);
  --fg-suave: #AEB4C8;
  --acento: var(--azul-elevado);
  --acento-solido: var(--azul);
  --linea: rgba(249,250,252,0.12);
  --linea-suave: rgba(249,250,252,0.06);
  --sombra: 0 1px 2px rgba(0,0,0,0.3), 0 16px 34px rgba(0,0,0,0.4);
  --encabezado-bg: rgba(18,20,29,0.82);
  --hex-textura: rgba(92,123,255,0.08);
}

@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    --bg: var(--negro);
    --bg-banda: #1B1E2A;
    --bg-elevada: var(--pizarra);
    --fg: var(--blanco-roto);
    --fg-suave: #AEB4C8;
    --acento: var(--azul-elevado);
    --acento-solido: var(--azul);
    --linea: rgba(249,250,252,0.12);
    --linea-suave: rgba(249,250,252,0.06);
    --sombra: 0 1px 2px rgba(0,0,0,0.3), 0 16px 34px rgba(0,0,0,0.4);
    --encabezado-bg: rgba(18,20,29,0.82);
    --hex-textura: rgba(92,123,255,0.08);
  }
}

*, *::before, *::after{ box-sizing:border-box; }
html{ scroll-padding-top:84px; overflow-x:hidden; }
@media (prefers-reduced-motion: no-preference){ html{ scroll-behavior:smooth; } }
body{
  margin:0; background:var(--bg); color:var(--fg);
  font-family:'Lato', -apple-system, BlinkMacSystemFont, sans-serif; font-weight:400;
  line-height:1.6; -webkit-font-smoothing:antialiased;
  transition:background .2s ease, color .2s ease;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; }
.num{ font-variant-numeric:tabular-nums; }

.contenedor{ max-width:var(--maxw); margin-inline:auto; padding-inline:clamp(20px,5vw,48px); }
section{ padding:clamp(48px,9vw,112px) 0; }

.eyebrow{
  display:flex; align-items:center; gap:10px; margin:0 0 16px;
  font-weight:900; font-size:.75rem; letter-spacing:.14em; text-transform:uppercase; color:var(--acento);
}
.eyebrow .hex{ width:8px; height:8px; flex:none; background:var(--acento); clip-path:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); }

h1,h2,h3{ font-family:'Lato'; margin:0; text-wrap:balance; letter-spacing:-.01em; color:var(--fg); }
h1{ font-weight:900; font-size:clamp(2.2rem,5vw,3.6rem); line-height:1.05; }
h2{ font-weight:900; font-size:clamp(1.6rem,3.4vw,2.4rem); line-height:1.12; }
h3{ font-weight:700; font-size:1.15rem; line-height:1.35; }
p{ color:var(--fg-suave); max-width:38em; }
.lead{ font-weight:300; font-size:clamp(1.05rem,1.6vw,1.25rem); line-height:1.6; color:var(--fg-suave); max-width:42em; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  font-family:'Lato'; font-weight:700; font-size:.98rem; text-decoration:none;
  padding:14px 26px; border-radius:var(--radio); border:1px solid transparent; cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease, color .15s ease;
  white-space:nowrap;
}
.btn:active{ transform:scale(.98); }
.btn-primario{ background:var(--acento-solido); color:#fff; }
.btn-primario:hover{ background:#0029c4; }
.btn-secundario{ background:transparent; color:var(--fg); border-color:var(--linea); }
.btn-secundario:hover{ border-color:var(--acento); color:var(--acento); }
.btn-sobre-azul{ background:#fff; color:var(--azul); }
.btn-sobre-azul:hover{ background:var(--blanco-roto); }
.btn svg{ width:18px; height:18px; flex:none; }
.btn-full{ width:100%; }

/* ---------- Header ---------- */
.encabezado{
  position:sticky; top:0; z-index:40; background:var(--encabezado-bg);
  backdrop-filter:saturate(180%) blur(10px); -webkit-backdrop-filter:saturate(180%) blur(10px);
  border-bottom:1px solid var(--linea-suave);
}
.encabezado-fila{ display:flex; align-items:center; justify-content:space-between; padding-block:14px; gap:16px; }
.logo-link{ display:block; height:42px; flex:none; }
.logo-link img{ height:100%; width:auto; }

/* Logo: versión clara/oscura según el tema (ver .footer-logo para el pie de página) */
.logo-claro{ display:block; }
.logo-oscuro{ display:none; }
:root[data-theme="dark"] .logo-claro{ display:none; }
:root[data-theme="dark"] .logo-oscuro{ display:block; }
.nav-principal{ display:none; gap:32px; font-weight:700; font-size:.92rem; }
.nav-principal a{ text-decoration:none; color:var(--fg-suave); transition:color .15s; }
.nav-principal a:hover{ color:var(--acento); }
.encabezado .acciones{ display:flex; align-items:center; gap:8px; }
@media (min-width:880px){ .nav-principal{ display:flex; } }

.btn-header-wa span{ display:none; }
.btn-header-wa{ padding:0; width:40px; height:40px; }
@media (min-width:640px){
  .btn-header-wa span{ display:inline; }
  .btn-header-wa{ width:auto; height:auto; padding:14px 26px; }
}

.lang-select{
  height:40px; padding:0 10px; flex:none; border-radius:var(--radio); border:1px solid var(--linea);
  background:var(--bg-elevada); color:var(--fg); font-family:'Lato'; font-weight:700; font-size:.85rem;
  cursor:pointer; transition:border-color .15s, color .15s;
}
.lang-select:hover, .lang-select:focus-visible{ border-color:var(--acento); color:var(--acento); }

.icon-btn{
  width:40px; height:40px; flex:none; border-radius:50%; border:1px solid var(--linea);
  background:var(--bg-elevada); color:var(--fg-suave); display:flex; align-items:center; justify-content:center;
  cursor:pointer; transition:border-color .15s, color .15s;
}
.icon-btn:hover{ border-color:var(--acento); color:var(--acento); }
.icon-btn svg{ width:18px; height:18px; }

.theme-toggle .icon-luna{ display:none; }
:root[data-theme="dark"] .theme-toggle .icon-sol{ display:none; }
:root[data-theme="dark"] .theme-toggle .icon-luna{ display:block; }

.menu-toggle{ display:flex; }
.menu-toggle .icon-cerrar{ display:none; }
.menu-toggle[aria-expanded="true"] .icon-abrir{ display:none; }
.menu-toggle[aria-expanded="true"] .icon-cerrar{ display:block; }
@media (min-width:880px){ .menu-toggle{ display:none; } }

.menu-movil{
  display:none; flex-direction:column; gap:2px; padding:8px 0 18px;
  border-top:1px solid var(--linea-suave);
}
.menu-movil.abierto{ display:flex; }
.menu-movil a{
  padding:12px 4px; text-decoration:none; color:var(--fg); font-weight:700; font-size:1rem;
  border-bottom:1px solid var(--linea-suave);
}
.menu-movil a:hover{ color:var(--acento); }
@media (min-width:880px){ .menu-movil{ display:none !important; } }

/* ---------- Hero (con carrusel de fondo) ---------- */
.hero{
  position:relative; overflow:hidden; isolation:isolate;
  padding-top:clamp(48px,9vw,96px);
}
.carrusel-fondo{ position:absolute; inset:0; z-index:0; }
.carrusel-slide{ position:absolute; inset:0; opacity:0; transition:opacity 1s ease; }
.carrusel-slide.activo{ opacity:1; }
.carrusel-slide img{ width:100%; height:100%; object-fit:cover; }
.carrusel-overlay{ position:absolute; inset:0; z-index:1; background:rgba(0,0,0,0.9); }
@media (prefers-reduced-motion: reduce){ .carrusel-slide{ transition:none; } }

.hero > .contenedor{ position:relative; z-index:2; }
.hero .eyebrow{ color:var(--azul-elevado); }
.hero .eyebrow .hex{ background:var(--azul-elevado); }
.hero h1{ color:#fff; margin-bottom:22px; }
.hero .lead{ color:rgba(255,255,255,0.85); }
.hero .btn-secundario{ border-color:rgba(255,255,255,0.4); color:#fff; }
.hero .btn-secundario:hover{ border-color:#fff; color:#fff; }

.carrusel-flecha{
  position:absolute; top:50%; transform:translateY(-50%); z-index:3;
  width:44px; height:44px; border-radius:50%; display:flex; align-items:center; justify-content:center;
  background:rgba(255,255,255,0.14); border:1px solid rgba(255,255,255,0.35); color:#fff; cursor:pointer;
  backdrop-filter:blur(4px); -webkit-backdrop-filter:blur(4px); transition:background .15s;
}
.carrusel-flecha:hover{ background:rgba(255,255,255,0.28); }
.carrusel-flecha svg{ width:20px; height:20px; }
.carrusel-flecha.izq{ left:16px; }
.carrusel-flecha.der{ right:16px; }
@media (max-width:700px){
  .carrusel-flecha{ width:36px; height:36px; }
  .carrusel-flecha svg{ width:16px; height:16px; }
  .carrusel-flecha.izq{ left:8px; }
  .carrusel-flecha.der{ right:8px; }
}

.carrusel-dots{ position:absolute; bottom:16px; left:50%; transform:translateX(-50%); z-index:3; display:flex; gap:8px; }
.carrusel-dots button{
  width:7px; height:7px; border-radius:50%; padding:0; border:none; cursor:pointer;
  background:rgba(255,255,255,0.4); transition:background .15s, transform .15s;
}
.carrusel-dots button.activo{ background:#fff; transform:scale(1.3); }

.hero-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:clamp(32px,6vw,64px); align-items:center; }
@media (max-width:920px){ .hero-grid{ grid-template-columns:1fr; } }
.hero-cta{ display:flex; gap:14px; flex-wrap:wrap; margin-top:32px; }
.hero-confianza{ display:flex; gap:16px 28px; flex-wrap:wrap; margin-top:40px; padding-top:28px; border-top:1px solid rgba(255,255,255,0.25); }
.hero-confianza span{ display:flex; align-items:center; gap:8px; font-size:.85rem; font-weight:700; color:rgba(255,255,255,0.85); }
.hero-confianza .hex{ width:7px; height:7px; flex:none; background:var(--azul-elevado); clip-path:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); }

.hero-visual{ position:relative; }
.hero-visual .tarjeta{
  background:var(--bg-elevada); border:1px solid var(--linea); border-radius:var(--radio-lg); box-shadow:var(--sombra);
  padding:22px; display:flex; flex-direction:column; gap:16px;
}
.hero-visual .fila{ display:flex; justify-content:space-between; align-items:center; font-size:.82rem; font-weight:700; color:var(--fg-suave); }
.hero-visual .metric{ display:flex; gap:18px; }
.hero-visual .metric b{ display:block; font-size:1.5rem; font-weight:900; color:var(--fg); }
.hero-visual .metric span{ font-size:.68rem; color:var(--fg-suave); font-weight:700; letter-spacing:.03em; text-transform:uppercase; }
.hero-visual .barra{ height:6px; background:var(--linea-suave); border-radius:4px; overflow:hidden; }
.hero-visual .barra i{ display:block; height:100%; width:76%; background:var(--acento); }
.hero-visual .lista{ display:flex; flex-direction:column; gap:10px; }
.hero-visual .lista div{ display:flex; justify-content:space-between; font-size:.82rem; padding:8px 0; border-bottom:1px solid var(--linea-suave); }
.hero-visual .lista div:last-child{ border-bottom:none; }
.hero-visual .badge{ font-size:.66rem; font-weight:700; padding:3px 9px; border-radius:20px; }
.badge-ok{ background:#E7F6EE; color:#0A7A42; }
.badge-alerta{ background:#FCEFE3; color:#B5590A; }

/* ---------- Bloques de sección compartidos ---------- */
.seccion-alt{ background:var(--bg-banda); border-top:1px solid var(--linea-suave); border-bottom:1px solid var(--linea-suave); }
.encabezado-seccion{ max-width:44em; margin-bottom:48px; }
.encabezado-seccion h2{ margin-bottom:16px; }

/* ---------- Problema ---------- */
.problema-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--linea); border:1px solid var(--linea); margin-top:8px; border-radius:var(--radio-lg); overflow:hidden; }
@media (max-width:800px){ .problema-grid{ grid-template-columns:1fr; } }
.problema-item{ background:var(--bg-elevada); padding:30px 26px; box-shadow:var(--sombra); }
.problema-item .n{ font-family:'Lato'; font-weight:900; font-size:.78rem; color:var(--acento); margin-bottom:14px; letter-spacing:.04em; }
.problema-item p{ font-size:.95rem; max-width:none; }

/* ---------- Pilares / soluciones ---------- */
.pilares-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--linea); border:1px solid var(--linea); margin-top:8px; border-radius:var(--radio-lg); overflow:hidden; }
@media (max-width:980px){ .pilares-grid{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:560px){ .pilares-grid{ grid-template-columns:1fr; } }
.pilar{ background:var(--bg-elevada); padding:32px 26px; display:flex; flex-direction:column; gap:14px; transition:background .15s; }
.pilar .hex-grande{ width:22px; height:22px; background:var(--acento); clip-path:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); }
.pilar p{ font-size:.92rem; max-width:none; flex:1; }
.pilar-cta{ font-size:.82rem; font-weight:700; color:var(--acento); text-decoration:none; display:inline-flex; align-items:center; gap:6px; }
.pilar-cta:hover{ text-decoration:underline; }

/* ---------- Productos destacados ---------- */
.producto-familia{ margin-bottom:56px; }
.producto-familia:last-child{ margin-bottom:0; }
.producto-familia-head{ display:flex; align-items:baseline; justify-content:space-between; gap:20px; flex-wrap:wrap; margin-bottom:24px; }
.producto-familia-head p{ font-size:.95rem; margin:6px 0 0; }
.producto-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; }
@media (max-width:900px){ .producto-grid{ grid-template-columns:1fr; } }
.producto-card{ background:var(--bg-elevada); border:1px solid var(--linea); border-radius:var(--radio-lg); overflow:hidden; display:flex; flex-direction:column; transition:box-shadow .15s, transform .15s, border-color .15s; }
.producto-card:hover{ box-shadow:var(--sombra); transform:translateY(-2px); border-color:transparent; }
.producto-card img{ width:100%; aspect-ratio:640/360; object-fit:cover; background:var(--linea-suave); }
.producto-card-body{ padding:20px 22px 22px; display:flex; flex-direction:column; gap:12px; flex:1; }
.producto-tier{ font-size:.68rem; font-weight:900; letter-spacing:.08em; text-transform:uppercase; color:var(--acento); }
.producto-card-body h3{ margin:0; }
.producto-card-body p{ font-size:.88rem; max-width:none; flex:1; }
.producto-card-body .btn{ margin-top:4px; }
.producto-link{
    color:inherit;
    text-decoration:none;
    transition:.25s;
}

.producto-link:hover{
    color:#0036F7;
}

.producto-card img{
    cursor:pointer;
}

.producto-link{
    color:inherit;
    text-decoration:none;
}

.producto-link:hover{
    color:#0036F7;
}

.producto-card img{
    cursor:pointer;
}

/* ---------- Marketplace (catálogo completo) ---------- */
.mkt-buscador{ position:relative; margin-bottom:24px; max-width:30em; }
.mkt-buscador svg{ position:absolute; left:16px; top:50%; transform:translateY(-50%); width:18px; height:18px; color:var(--fg-suave); pointer-events:none; }
.mkt-buscador input{
  width:100%; font-family:'Lato'; font-size:.95rem; color:var(--fg);
  padding:13px 16px 13px 46px; border-radius:var(--radio); border:1px solid var(--linea); background:var(--bg-elevada);
  transition:border-color .15s;
}
.mkt-buscador input::placeholder{ color:var(--fg-suave); }
.mkt-buscador input:focus-visible{ outline:2px solid var(--acento); outline-offset:1px; }
.mkt-buscador input:focus{ border-color:var(--acento); }
.mkt-vacio{ color:var(--fg-suave); font-size:.95rem; padding:32px 0; }

.mkt-filtros{ display:flex; flex-wrap:wrap; gap:10px; margin-bottom:44px; }
.mkt-pill{
  font-family:'Lato'; font-weight:700; font-size:.85rem; padding:10px 18px; border-radius:999px;
  border:1px solid var(--linea); background:var(--bg-elevada); color:var(--fg-suave); cursor:pointer;
  transition:border-color .15s, color .15s, background .15s;
}
.mkt-pill .num{ opacity:.7; font-weight:400; }
.mkt-pill:hover{ border-color:var(--acento); color:var(--acento); }
.mkt-pill.activo{ background:var(--acento-solido); border-color:var(--acento-solido); color:#fff; }
.mkt-pill.activo .num{ opacity:.85; }

.mkt-grupo{ margin-bottom:48px; }
.mkt-grupo:last-child{ margin-bottom:0; }
.mkt-grupo-titulo{ font-weight:900; font-size:1.05rem; margin-bottom:18px; padding-bottom:10px; border-bottom:1px solid var(--linea); }

/* ---------- Gestión / catálogo ampliado ---------- */
.gestion-grid{ display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:start; }
@media (max-width:900px){ .gestion-grid{ grid-template-columns:1fr; } }
.gestion-lista{ display:flex; flex-direction:column; gap:0; border-top:1px solid var(--linea); }
.gestion-lista .fila{
  display:flex; justify-content:space-between; align-items:center; gap:16px;
  padding:18px 0; border-bottom:1px solid var(--linea);
}
.gestion-lista .fila-txt b{ display:block; font-size:.98rem; color:var(--fg); }
.gestion-lista .fila-txt span{ font-size:.85rem; color:var(--fg-suave); }
.gestion-lista .fila a{ font-size:.82rem; font-weight:700; color:var(--acento); text-decoration:none; white-space:nowrap; }
.gestion-lista .fila a:hover{ text-decoration:underline; }
.gestion-catalogo{ background:var(--negro); color:var(--blanco-roto); border-radius:var(--radio-lg); padding:28px; border:1px solid rgba(249,250,252,0.08); }
.gestion-catalogo h3{ color:#fff; margin-bottom:14px; }
.gestion-catalogo p{ color:#AEB4C8; font-size:.88rem; }
.gestion-catalogo ul{ list-style:none; margin:18px 0 0; padding:0; display:flex; flex-direction:column; gap:10px; }
.gestion-catalogo li{ font-size:.88rem; color:#DDE1EC; padding-left:16px; position:relative; }
.gestion-catalogo li::before{ content:""; position:absolute; left:0; top:.5em; width:6px; height:6px; background:var(--azul-elevado); clip-path:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); }
.gestion-catalogo a.btn{ margin-top:20px; background:var(--azul); }
.gestion-catalogo a.btn:hover{ background:#0029c4; }

/* ---------- Por qué CoreTech ---------- */
.porque-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:28px; margin-top:8px; }
@media (max-width:820px){ .porque-grid{ grid-template-columns:1fr; } }
.porque-item .num-grande{ font-weight:900; font-size:2.4rem; color:var(--acento); line-height:1; margin-bottom:14px; font-family:'Lato'; }
.porque-item p{ font-size:.92rem; max-width:none; }

/* ---------- Cómo funciona ---------- */
.pasos{ counter-reset:paso; display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--linea); border:1px solid var(--linea); margin-top:8px; border-radius:var(--radio-lg); overflow:hidden; }
@media (max-width:820px){ .pasos{ grid-template-columns:1fr; } }
.paso{ background:var(--bg-elevada); padding:32px 26px; position:relative; }
.paso::before{
  counter-increment:paso; content:counter(paso);
  font-family:'Lato'; font-weight:900; font-size:.8rem; color:#fff; background:var(--acento-solido);
  width:28px; height:28px; display:flex; align-items:center; justify-content:center; border-radius:50%;
  margin-bottom:16px;
}
.paso p{ font-size:.92rem; max-width:none; }

/* ---------- FAQ ---------- */
.faq-lista{ display:flex; flex-direction:column; gap:1px; background:var(--linea); border:1px solid var(--linea); margin-top:8px; max-width:52em; border-radius:var(--radio-lg); overflow:hidden; }
.faq-item{ background:var(--bg-elevada); }
.faq-item summary{
  list-style:none; cursor:pointer; padding:20px 24px; display:flex; justify-content:space-between; align-items:center; gap:16px;
  font-weight:700; font-size:1rem; color:var(--fg);
}
.faq-item summary::-webkit-details-marker{ display:none; }
.faq-item summary::after{
  content:""; flex:none; width:10px; height:10px; border-right:2px solid var(--acento); border-bottom:2px solid var(--acento);
  transform:rotate(45deg); transition:transform .2s; margin-top:-4px;
}
.faq-item[open] summary::after{ transform:rotate(225deg); margin-top:4px; }
.faq-item p{ padding:0 24px 22px; margin:0; max-width:none; font-size:.94rem; }

/* ---------- CTA final ---------- */
.cta-final{ background:var(--azul); color:#fff; text-align:center; }
.cta-final h2{ color:#fff; }
.cta-final .lead{ color:#DCE3FF; margin-inline:auto; }
.cta-final .hero-cta{ justify-content:center; margin-top:32px; }
.cta-final .eyebrow{ color:#DCE3FF; justify-content:center; }
.cta-final .eyebrow .hex{ background:#fff; }

/* ---------- Footer ---------- */
footer{ padding:48px 0 100px; background:var(--bg); }
.footer-grid{ display:flex; justify-content:space-between; align-items:flex-start; gap:24px; flex-wrap:wrap; }
.footer-logo{ height:36px; margin-bottom:14px; }
footer .fin{ font-size:.82rem; color:var(--fg-suave); max-width:24em; }
.footer-nav{ display:flex; gap:28px; flex-wrap:wrap; font-size:.88rem; font-weight:700; }
.footer-nav a{ text-decoration:none; color:var(--fg-suave); }
.footer-nav a:hover{ color:var(--acento); }
.footer-social{ display:flex; gap:14px; margin-top:16px; }
.footer-social a{
  width:34px; height:34px; border:1px solid var(--linea); border-radius:50%;
  display:flex; align-items:center; justify-content:center; color:var(--fg-suave); text-decoration:none; transition:border-color .15s, color .15s;
}
.footer-social a:hover{ border-color:var(--acento); color:var(--acento); }
.footer-social svg{ width:16px; height:16px; }
.footer-copy{ margin-top:36px; padding-top:20px; border-top:1px solid var(--linea); font-size:.78rem; color:var(--fg-suave); }

/* ---------- Botón flotante de WhatsApp ---------- */
.wa-flotante{
  position:fixed; right:20px; bottom:20px; z-index:50;
  display:flex; align-items:center; gap:10px;
  background:var(--whatsapp); color:#fff; text-decoration:none; font-weight:700; font-size:.9rem;
  padding:14px 18px; border-radius:50px; box-shadow:0 8px 22px rgba(18,20,29,0.28);
  transition:transform .15s ease, background .15s ease;
}
.wa-flotante:hover{ transform:translateY(-2px); background:var(--whatsapp-oscuro); }
.wa-flotante svg{ width:22px; height:22px; flex:none; }
.wa-flotante span{ display:none; }
@media (min-width:640px){ .wa-flotante span{ display:inline; } }

/* ---------- Accesibilidad ---------- */
a:focus-visible, button:focus-visible, summary:focus-visible{ outline:2px solid var(--acento); outline-offset:2px; }
.salta-al-contenido{
  position:absolute; left:-9999px; top:0; background:var(--bg-elevada); color:var(--fg); padding:12px 18px; z-index:100;
}
.salta-al-contenido:focus{ left:12px; top:12px; }


/* ===========================
   PRODUCTO
=========================== */

.producto-hero{
    padding:40px 0;
}

main section{
    padding:25px 0;
}

.producto-grid{

    display:grid;

    grid-template-columns:520px 1fr;

    gap:60px;

    align-items:center;

}

#beneficios ul,
#features ul{

    padding-left:0;

    list-style:none;

    display:grid;

    grid-template-columns:repeat(2,1fr);

    gap:15px;

}

#beneficios li,
#features li{

    background:white;

    padding:18px;

    border-radius:12px;

    border:1px solid #ECECEC;

    box-shadow:0 4px 15px rgba(0,0,0,.05);

}

#descripcion-larga{

    max-width:900px;

    font-size:17px;

    line-height:1.8;

}

.producto-galeria img{

    width:100%;

    border-radius:16px;

}

.producto-info h1{

    font-size:52px;

    margin-bottom:15px;

}
#btnWhatsapp{

    margin-top:25px;

}

section h2{

    margin-bottom:20px;

    font-size:36px;

}

main section{

    border-bottom:1px solid #eee;

}

.tag{

    display:inline-block;

    padding:8px 14px;

    margin:6px;

    background:#F5F7FB;

    border:1px solid #E5E7EB;

    border-radius:30px;

    font-size:14px;

    font-weight:600;

}