/* ============================================================================
   SMSverifica — web comercial estática (marketing/)
   Diseño premium B2B. Sin frameworks, sin CDNs, autocontenido.
   Paleta: azul #1a56db (primario, coherente con el panel), gris pizarra,
   acentos verde WhatsApp y azul Telegram.
   ============================================================================ */

/* ---------- 1. Variables y reset ---------- */
:root {
  /* Primarios */
  --azul: #1a56db;
  --azul-oscuro: #1e429f;
  --azul-noche: #0b1f4b;
  --azul-claro: #ebf1ff;
  --azul-borde: #c3d4f7;
  /* Pizarra */
  --pizarra-950: #0b1220;
  --pizarra-900: #0f172a;
  --pizarra-800: #1e293b;
  --pizarra-700: #334155;
  --pizarra-600: #475569;
  --pizarra-400: #94a3b8;
  --pizarra-500: #64748b;
  --pizarra-300: #cbd5e1;
  --pizarra-200: #e2e8f0;
  --pizarra-100: #f1f5f9;
  --pizarra-50: #f8fafc;
  /* Acentos de canal (versiones oscuras aptas para texto AA) */
  --wa: #25d366;
  --wa-oscuro: #0e7a4f;
  --wa-fondo: #e7f9ef;
  --tg: #229ed9;
  --tg-oscuro: #136a94;
  --tg-fondo: #e8f4fb;
  --sms-fondo: var(--azul-claro);
  /* Estados */
  --exito: #0e9f6e;
  --exito-oscuro: #056f4c;
  --error: #c81e1e;
  --aviso: #b45309;
  /* Tipografía y forma */
  --fuente: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --fuente-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, "Liberation Mono", monospace;
  --radio: 14px;
  --radio-sm: 10px;
  --sombra-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --sombra-md: 0 4px 14px rgba(15, 23, 42, .08), 0 2px 4px rgba(15, 23, 42, .05);
  --sombra-lg: 0 18px 40px rgba(11, 31, 75, .16);
  --ancho: 1180px;
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  font-family: var(--fuente);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--pizarra-700);
  background: #fff;
  overflow-wrap: break-word;
}

img, svg, video { max-width: 100%; height: auto; }
svg { flex-shrink: 0; }

h1, h2, h3, h4 {
  margin: 0 0 .6em;
  color: var(--pizarra-900);
  line-height: 1.2;
  font-weight: 800;
  letter-spacing: -.015em;
}
h1 { font-size: clamp(1.9rem, 4.2vw, 2.9rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 1.05rem; }
p { margin: 0 0 1em; }
ul, ol { margin: 0 0 1em; padding-left: 1.3em; }
a { color: var(--azul); text-decoration: none; }
a:hover, a:focus-visible { text-decoration: underline; }
strong { color: var(--pizarra-900); }
hr { border: 0; border-top: 1px solid var(--pizarra-200); margin: 2rem 0; }
code { font-family: var(--fuente-mono); font-size: .92em; background: var(--pizarra-100); border-radius: 5px; padding: .1em .35em; color: var(--pizarra-800); }
pre code { background: none; padding: 0; color: inherit; }

:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; border-radius: 4px; }

/* Salto al contenido (accesibilidad) */
.salto-contenido {
  position: absolute; left: -9999px; top: 0; z-index: 200;
  background: var(--azul); color: #fff; padding: .6rem 1rem; border-radius: 0 0 var(--radio-sm) 0;
}
.salto-contenido:focus { left: 0; }

/* ---------- 2. Utilidades ---------- */
.container { max-width: var(--ancho); margin: 0 auto; padding: 0 20px; }
.text-center { text-align: center; }
.text-muted { color: var(--pizarra-500); }
.lead { font-size: 1.15rem; color: var(--pizarra-600); }
.mt-0 { margin-top: 0; } .mb-0 { margin-bottom: 0; }
.mt-1 { margin-top: .5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 2rem; }
.mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 2rem; }
.visualmente-oculto {
  position: absolute !important; width: 1px; height: 1px; margin: -1px;
  padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.section { padding: 72px 0; }
.section-alt { background: var(--pizarra-50); border-top: 1px solid var(--pizarra-100); border-bottom: 1px solid var(--pizarra-100); }
.section-dark { background: linear-gradient(160deg, var(--pizarra-950), var(--pizarra-900) 60%, #12234d); color: var(--pizarra-300); }
.section-dark h2, .section-dark h3 { color: #fff; }
/* CONTRASTE (auditoría 17-08-2026, avisada por el dueño): el `strong` global
   pinta casi-negro (--pizarra-900) y sobre las superficies OSCURAS quedaba
   1,05:1 — invisible. La mitad de cada frase de la sección QRACCESO y el
   «ABARCANDO, S.L.» del pie de las 19 páginas. Sobre oscuro, el énfasis es
   BLANCO. */
.section-dark strong, .site-footer strong { color: #fff; }
/* Los BOTONES dentro de secciones oscuras: `.section-dark a` (azul claro,
   pensado para enlaces sueltos sobre el degradado) machacaba por
   especificidad el color propio del botón — botón blanco con texto azul
   claro (1,84:1) y botón azul con texto azul claro (3,35:1). */
.hero strong, .cta-banda strong, .consent-banner strong { color: #fff; }
.hero a:not(.btn), .cta-banda a:not(.btn) { color: #d7e4ff; text-decoration: underline; text-underline-offset: 2px; }
.consent-banner a { color: #d7e4ff; text-decoration: underline; }
.section-dark a.btn-claro { color: var(--azul-oscuro); }
.section-dark a.btn-claro:hover { color: var(--azul-oscuro); }
.section-dark a.btn-primary { color: #fff; }
.section-dark a.btn-borde-claro { color: #fff; }
/* Las TARJETAS blancas dentro de una sección oscura recuperan su texto de
   tarjeta: el h3 heredaba el blanco de la sección (blanco sobre blanco,
   1:1 en api-sms) y el cuerpo heredaba el gris claro (1,48:1). */
.section-dark .card { color: var(--pizarra-600); }
.section-dark .card h3 { color: var(--pizarra-900); }
.section-dark .card strong { color: var(--pizarra-900); }
.section-dark .card a { color: var(--azul); }
.section-dark a { color: #9cc0ff; }
.section-head { max-width: 760px; margin: 0 auto 2.5rem; text-align: center; }
.section-head p { color: var(--pizarra-500); }
.section-dark .section-head p { color: var(--pizarra-300); }

.eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; color: var(--azul); background: var(--azul-claro);
  border: 1px solid var(--azul-borde); border-radius: 999px; padding: .25rem .8rem; margin-bottom: 1rem;
}
.section-dark .eyebrow { color: #bcd3ff; background: rgba(26, 86, 219, .25); border-color: rgba(156, 192, 255, .35); }

.grid-2 { display: grid; gap: 24px; grid-template-columns: 1fr; }
.grid-3 { display: grid; gap: 24px; grid-template-columns: 1fr; }
.grid-4 { display: grid; gap: 20px; grid-template-columns: 1fr 1fr; }
@media (min-width: 720px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
}

/* ---------- 3. Botones ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  font-weight: 700; font-size: .98rem; line-height: 1.2;
  padding: .78rem 1.4rem; border-radius: var(--radio-sm);
  border: 2px solid transparent; cursor: pointer; text-decoration: none !important;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--azul); color: #fff; box-shadow: 0 4px 12px rgba(26, 86, 219, .3); }
.btn-primary:hover { background: var(--azul-oscuro); color: #fff; }
.btn-secundario { background: #fff; color: var(--azul); border-color: var(--azul-borde); }
.btn-secundario:hover { border-color: var(--azul); }
.btn-ghost { background: transparent; color: var(--pizarra-700); }
.btn-ghost:hover { color: var(--azul); }
.btn-claro { background: #fff; color: var(--azul-oscuro); }
.btn-borde-claro { background: transparent; color: #fff; border-color: rgba(255, 255, 255, .55); }
.btn-borde-claro:hover { border-color: #fff; color: #fff; }
.btn-lg { padding: .95rem 1.8rem; font-size: 1.05rem; }
.btn-bloque { width: 100%; }

/* ---------- 4. Header y navegación ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: saturate(1.4) blur(8px);
  border-bottom: 1px solid var(--pizarra-200);
}
.header-inner { display: flex; align-items: center; gap: 1rem; min-height: 68px; }

.brand { display: inline-flex; align-items: center; gap: .55rem; text-decoration: none !important; }
.brand-name { font-size: 1.22rem; font-weight: 800; letter-spacing: -.02em; color: var(--pizarra-900); }
.brand-accent { color: var(--azul); }

.nav-toggle {
  margin-left: auto; display: inline-flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border: 1px solid var(--pizarra-200); border-radius: var(--radio-sm);
  background: #fff; color: var(--pizarra-700); cursor: pointer;
}

.main-nav { display: none; }
.main-nav.abierto { display: block; position: absolute; top: 100%; left: 0; right: 0;
  background: #fff; border-bottom: 1px solid var(--pizarra-200); box-shadow: var(--sombra-md);
  padding: .8rem 20px 1.2rem; max-height: calc(100vh - 68px); overflow-y: auto;
}
.nav-list { list-style: none; margin: 0; padding: 0; }
.nav-list > li { border-bottom: 1px solid var(--pizarra-100); }
.nav-list a, .submenu-toggle {
  display: flex; align-items: center; gap: .35rem; width: 100%;
  padding: .8rem .2rem; color: var(--pizarra-800); font-weight: 600; font-size: .98rem;
  background: none; border: 0; cursor: pointer; font-family: inherit; text-align: left;
}
.nav-list a:hover, .submenu-toggle:hover { color: var(--azul); text-decoration: none; }
.nav-list a[aria-current="page"] { color: var(--azul); }
.submenu { list-style: none; margin: 0; padding: 0 0 .5rem .9rem; display: none; }
.has-submenu.abierto > .submenu { display: block; }
.submenu a { font-weight: 500; color: var(--pizarra-600); padding: .5rem .2rem; }
.submenu-toggle svg { transition: transform .15s ease; }
.has-submenu.abierto > .submenu-toggle svg { transform: rotate(180deg); }
.nav-cta { display: flex; flex-direction: column; gap: .6rem; padding-top: 1rem; }

@media (min-width: 1100px) {
  .nav-toggle { display: none; }
  .main-nav {
    display: flex !important; position: static; align-items: center; gap: 1rem;
    margin-left: auto; padding: 0; border: 0; box-shadow: none; background: transparent;
    max-height: none; overflow: visible;
  }
  .nav-list { display: flex; align-items: center; gap: .1rem; }
  .nav-list > li { border: 0; position: relative; }
  .nav-list a, .submenu-toggle { width: auto; padding: .55rem .65rem; font-size: .94rem; border-radius: 8px; }
  .nav-list > li > a:hover, .submenu-toggle:hover { background: var(--pizarra-100); }
  .submenu {
    display: none; position: absolute; top: 100%; left: 0; min-width: 240px;
    background: #fff; border: 1px solid var(--pizarra-200); border-radius: var(--radio-sm);
    box-shadow: var(--sombra-md); padding: .4rem; z-index: 50;
  }
  .has-submenu:hover > .submenu,
  .has-submenu:focus-within > .submenu,
  .has-submenu.abierto > .submenu { display: block; }
  .submenu a { padding: .55rem .7rem; border-radius: 7px; }
  .submenu a:hover { background: var(--azul-claro); color: var(--azul-oscuro); }
  .nav-cta { flex-direction: row; align-items: center; padding: 0; gap: .4rem; }
  .nav-cta .btn { padding: .55rem 1.05rem; font-size: .92rem; }
}

/* ---------- 5. Hero ---------- */
.hero {
  position: relative; overflow: hidden; color: #fff;
  background: linear-gradient(140deg, var(--azul-noche) 0%, #14337f 45%, var(--azul) 100%);
  padding: 84px 0 92px;
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(600px 300px at 85% 10%, rgba(37, 211, 102, .16), transparent 60%),
    radial-gradient(500px 320px at 10% 90%, rgba(34, 158, 217, .18), transparent 60%);
}
.hero .container { position: relative; }
.hero h1 { color: #fff; max-width: 720px; }
.hero .lead { color: #d7e3fb; max-width: 640px; }
.hero-grid { display: grid; gap: 40px; grid-template-columns: 1fr; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 7fr 5fr; } }
.hero-acciones { display: flex; flex-wrap: wrap; gap: .8rem; margin: 1.6rem 0 1.2rem; }
.hero-badges { display: flex; flex-wrap: wrap; gap: .5rem; list-style: none; padding: 0; margin: 0; }
.hero-badges li {
  font-size: .85rem; font-weight: 600; color: #e3ecfd;
  background: rgba(255, 255, 255, .12); border: 1px solid rgba(255, 255, 255, .22);
  border-radius: 999px; padding: .3rem .85rem;
}
.hero-interior { padding: 56px 0; }
.hero-interior h1 { max-width: 860px; }

/* Mockup de chat del hero */
.chat-demo {
  background: rgba(255, 255, 255, .08); border: 1px solid rgba(255, 255, 255, .18);
  border-radius: var(--radio); padding: 1.1rem; box-shadow: var(--sombra-lg);
  display: grid; gap: .8rem; backdrop-filter: blur(4px);
}
.chat-msg {
  background: #fff; color: var(--pizarra-800); border-radius: 12px;
  padding: .7rem .9rem .55rem; font-size: .88rem; line-height: 1.45;
  border-left: 4px solid var(--azul); box-shadow: var(--sombra-sm); max-width: 92%;
}
.chat-msg p { margin: .25rem 0 .3rem; }
.chat-wa { border-left-color: var(--wa); margin-left: auto; }
.chat-tg { border-left-color: var(--tg); }
.chat-canal {
  font-size: .68rem; font-weight: 800; letter-spacing: .06em; text-transform: uppercase;
  color: var(--azul-oscuro);
}
.chat-wa .chat-canal { color: var(--wa-oscuro); }
.chat-tg .chat-canal { color: var(--tg-oscuro); }
.chat-estado { font-size: .72rem; color: var(--exito-oscuro); font-weight: 600; }

/* ---------- 6. Franja de confianza ---------- */
.franja-confianza { background: var(--pizarra-900); color: var(--pizarra-300); padding: 18px 0; }
.franja-confianza ul {
  list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap;
  gap: .6rem 2rem; justify-content: center; font-size: .9rem; font-weight: 600;
}
.franja-confianza li { display: inline-flex; align-items: center; gap: .45rem; }
.franja-confianza svg { color: var(--wa); }

/* ---------- 7. Cards ---------- */
.card {
  background: #fff; border: 1px solid var(--pizarra-200); border-radius: var(--radio);
  padding: 1.6rem; box-shadow: var(--sombra-sm);
  transition: transform .18s ease, box-shadow .18s ease;
  display: flex; flex-direction: column;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--sombra-md); }
.card > :last-child { margin-bottom: 0; }
.card .card-enlace { margin-top: auto; font-weight: 700; }
.card-icono {
  width: 52px; height: 52px; border-radius: 12px; display: inline-flex;
  align-items: center; justify-content: center; margin-bottom: 1rem;
  background: var(--azul-claro); color: var(--azul);
}
.card-icono-wa { background: var(--wa-fondo); color: var(--wa-oscuro); }
.card-icono-tg { background: var(--tg-fondo); color: var(--tg-oscuro); }
.card-icono-exito { background: #e7f9f1; color: var(--exito-oscuro); }
.card-destacada {
  border: 2px solid var(--azul-borde);
  background: linear-gradient(180deg, #fff 55%, var(--azul-claro));
}
.card-destacada .card-etiqueta {
  align-self: flex-start; font-size: .72rem; font-weight: 800; text-transform: uppercase;
  letter-spacing: .07em; color: #fff; background: var(--azul); border-radius: 999px;
  padding: .18rem .7rem; margin-bottom: .9rem;
}
.check-list { list-style: none; padding: 0; }
.check-list li { padding-left: 1.7em; position: relative; margin-bottom: .45em; }
.check-list li::before {
  content: ""; position: absolute; left: 0; top: .32em; width: 1.05em; height: 1.05em;
  border-radius: 50%; background: var(--exito);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round' d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E") center/contain no-repeat, linear-gradient(#000, #000);
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round' d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E") center/contain no-repeat;
  background: var(--exito);
}
.section-dark .check-list li::before { background: var(--wa); }

/* ---------- 8. Tablas ---------- */
.tabla-scroll { overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radio); border: 1px solid var(--pizarra-200); box-shadow: var(--sombra-sm); background: #fff; }
table.tabla { width: 100%; border-collapse: collapse; min-width: 560px; font-size: .95rem; }
.tabla caption { text-align: left; padding: 1rem 1.2rem .4rem; font-weight: 700; color: var(--pizarra-900); }
.tabla th, .tabla td { padding: .8rem 1.2rem; text-align: left; border-bottom: 1px solid var(--pizarra-100); vertical-align: top; }
.tabla thead th { background: var(--pizarra-50); color: var(--pizarra-900); font-size: .85rem; text-transform: uppercase; letter-spacing: .04em; border-bottom: 2px solid var(--pizarra-200); }
.tabla tbody tr:last-child td { border-bottom: 0; }
.tabla tbody tr:hover { background: var(--pizarra-50); }
.tabla .col-marca { background: var(--azul-claro); font-weight: 600; color: var(--pizarra-900); }
.tabla .precio { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--pizarra-900); white-space: nowrap; }

/* Tabla de países desplazable (tarifas SMS por país, 08-08-2026).
   El catálogo completo son más de doscientas filas: la tabla scrollea en
   VERTICAL dentro de su caja en lugar de empujar media página. La cabecera se
   queda pegada arriba y la fila de España justo debajo, porque es el mercado
   principal y su precio no puede exigir doscientas filas de desplazamiento.
   El contenedor lleva tabindex="0" + role="region" en el HTML: una caja con
   scroll que solo obedece a la rueda del ratón no se puede leer sin ratón. */
.tabla-scroll-alto { max-height: 30rem; overflow-y: auto; }
.tabla-scroll-alto:focus-visible { outline: 3px solid var(--azul); outline-offset: 2px; }
/* Cabecera de alto FIJO (.6 + .6 + 1.1rem + 2px de borde = 2.3rem + 2px) para
   que el desplazamiento de la fila fija sea exacto y no quede ni un hueco ni
   un solape con lo que pasa por debajo. */
.tabla-paises thead th { position: sticky; top: 0; z-index: 3; padding-top: .6rem; padding-bottom: .6rem; line-height: 1.1rem; }
.tabla-paises tbody tr.fila-fija th, .tabla-paises tbody tr.fila-fija td {
  position: sticky; top: calc(2.3rem + 2px); z-index: 2;
  background: var(--azul-claro); border-bottom: 2px solid var(--azul-borde);
}
.tabla-paises .nota-pais { display: block; font-weight: 400; font-size: .8em; color: var(--pizarra-600); /* el 500 daba 4,21:1 sobre la fila azulada */ }

.icono-si, .icono-no { font-weight: 800; font-style: normal; }
.icono-si { color: var(--exito-oscuro); }
.icono-no { color: var(--error); }

/* ---------- 9. Bloque de código ---------- */
.code-block {
  background: var(--pizarra-950); color: #dbe4f3; border-radius: var(--radio);
  box-shadow: var(--sombra-lg); overflow: hidden; font-size: .85rem;
  border: 1px solid rgba(148, 163, 184, .25);
}
.code-head {
  display: flex; align-items: center; gap: .5rem; padding: .65rem 1rem;
  background: rgba(148, 163, 184, .12); border-bottom: 1px solid rgba(148, 163, 184, .2);
  font-family: var(--fuente-mono); font-size: .75rem; color: #94a3b8;
}
.code-head::before {
  content: ""; width: 10px; height: 10px; border-radius: 50%; background: #f87171;
  box-shadow: 16px 0 0 #fbbf24, 32px 0 0 #34d399;
}
.code-head span { margin-left: 44px; }
.code-block pre {
  margin: 0; padding: 1.1rem 1.2rem; overflow-x: auto; line-height: 1.55;
  font-family: var(--fuente-mono);
}
.tk-cmd { color: #7ce38b; }
.tk-flag { color: #9cc0ff; }
.tk-str { color: #ffd28e; }
.tk-key { color: #7ad9f7; }
.tk-com { color: #8094ad; }

/* ---------- 10. Calculadora de precios ---------- */
.calculadora {
  background: #fff; border: 2px solid var(--azul-borde); border-radius: var(--radio);
  padding: 1.5rem; box-shadow: var(--sombra-md);
}
.calculadora h3 { display: flex; align-items: center; gap: .5rem; }
.calc-campos { display: grid; gap: 1rem; grid-template-columns: 1fr; margin-bottom: 1.1rem; }
@media (min-width: 640px) { .calc-campos { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); } }
.calc-resultado {
  background: var(--azul-claro); border: 1px dashed var(--azul-borde); border-radius: var(--radio-sm);
  padding: .9rem 1.1rem; display: flex; flex-wrap: wrap; align-items: baseline; gap: .35rem .9rem;
}
.calc-total { font-size: 1.7rem; font-weight: 800; color: var(--azul-oscuro); font-variant-numeric: tabular-nums; }
.calc-detalle { color: var(--pizarra-600); font-size: .92rem; }
.calc-nota { font-size: .82rem; color: var(--pizarra-500); margin: .8rem 0 0; }

/* ---------- 11. FAQ acordeón (details/summary) ---------- */
.faq-lista { max-width: 860px; margin: 0 auto; display: grid; gap: .8rem; }
.faq-item {
  background: #fff; border: 1px solid var(--pizarra-200); border-radius: var(--radio-sm);
  box-shadow: var(--sombra-sm); overflow: hidden;
}
.faq-item summary {
  list-style: none; cursor: pointer; display: flex; align-items: center; gap: .8rem;
  padding: 1rem 1.2rem; font-weight: 700; color: var(--pizarra-900); font-size: 1.02rem;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: ""; margin-left: auto; width: 22px; height: 22px; flex-shrink: 0;
  background: var(--azul);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2.4' stroke-linecap='round' d='M12 5v14M5 12h14'/%3E%3C/svg%3E") center/contain no-repeat;
  transition: transform .2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] summary { border-bottom: 1px solid var(--pizarra-100); background: var(--pizarra-50); }
.faq-item summary:hover { background: var(--pizarra-50); }
.faq-respuesta { padding: 1rem 1.2rem .4rem; }

/* ---------- 12. Formularios ---------- */
.formulario { display: grid; gap: 1rem; }
.form-fila { display: grid; gap: 1rem; grid-template-columns: 1fr; }
@media (min-width: 640px) { .form-fila { grid-template-columns: 1fr 1fr; } }
.campo label { display: block; font-weight: 700; font-size: .9rem; color: var(--pizarra-900); margin-bottom: .3rem; }
.campo .ayuda { font-size: .8rem; color: var(--pizarra-500); margin: .25rem 0 0; }
.campo input, .campo select, .campo textarea {
  width: 100%; font: inherit; color: var(--pizarra-900);
  border: 1px solid var(--pizarra-300); border-radius: var(--radio-sm);
  padding: .65rem .85rem; background: #fff;
}
.campo input:focus, .campo select:focus, .campo textarea:focus {
  outline: none; border-color: var(--azul); box-shadow: 0 0 0 3px rgba(26, 86, 219, .18);
}
.campo textarea { min-height: 130px; resize: vertical; }
.form-legal { font-size: .8rem; color: var(--pizarra-500); }

/* ---------- 13. Banda CTA final ---------- */
.cta-banda {
  background: linear-gradient(135deg, var(--azul-oscuro), var(--azul) 60%, #2f6ff0);
  color: #fff; border-radius: var(--radio); padding: 3rem clamp(1.2rem, 5vw, 3.5rem);
  text-align: center; box-shadow: var(--sombra-lg); position: relative; overflow: hidden;
}
.cta-banda::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(420px 220px at 90% 0%, rgba(37, 211, 102, .25), transparent 65%);
  pointer-events: none;
}
.cta-banda > * { position: relative; }
.cta-banda h2 { color: #fff; }
.cta-banda p { color: #dbe6fc; max-width: 620px; margin-left: auto; margin-right: auto; }
.cta-banda .hero-acciones { justify-content: center; }

/* ---------- 14. Badges y píldoras de canal ---------- */
.pildora {
  display: inline-flex; align-items: center; gap: .35rem; font-size: .8rem; font-weight: 700;
  border-radius: 999px; padding: .22rem .75rem;
}
.pildora-sms { background: var(--sms-fondo); color: var(--azul-oscuro); }
.pildora-wa { background: var(--wa-fondo); color: var(--wa-oscuro); }
.pildora-tg { background: var(--tg-fondo); color: var(--tg-oscuro); }
.pildora-neutra { background: var(--pizarra-100); color: var(--pizarra-700); }

/* ---------- 15. Migas de pan ---------- */
.breadcrumbs { padding: 1rem 0 0; font-size: .85rem; }
.breadcrumbs ol { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .35rem; }
.breadcrumbs li + li::before { content: "›"; margin-right: .35rem; color: var(--pizarra-300); }
.breadcrumbs a { color: var(--pizarra-500); }
.breadcrumbs [aria-current="page"] { color: var(--pizarra-800); font-weight: 600; }

/* ---------- 16. Footer ---------- */
.site-footer { background: var(--pizarra-950); color: #94a3b8; padding: 56px 0 28px; margin-top: 0; font-size: .93rem; }
.footer-grid { display: grid; gap: 2.2rem; grid-template-columns: 1fr; padding-bottom: 2rem; border-bottom: 1px solid var(--pizarra-800); }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.5fr 1fr 1fr 1fr; } }
.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: .55rem; }
.footer-col a { color: #cbd5e1; }
.footer-col a:hover { color: #fff; }
.footer-title {
  font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em;
  color: #e2e8f0; margin: 0 0 .9rem;
}
.brand-footer { font-size: 1.25rem; margin-bottom: .6rem; color: #fff; }
.brand-footer .brand-accent { color: #7aa7ff; }
.footer-confianza { list-style: none; margin: 1rem 0 0; padding: 0; }
.footer-confianza li { padding-left: 1.5em; position: relative; margin-bottom: .4em; font-size: .87rem; }
.footer-confianza li::before {
  content: ""; position: absolute; left: 0; top: .3em; width: 1em; height: 1em;
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round' d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3E%3Cpath fill='none' stroke='%23000' stroke-width='2.2' stroke-linecap='round' stroke-linejoin='round' d='M3.5 8.5l3 3 6-7'/%3E%3C/svg%3E") center/contain no-repeat;
  background: var(--wa);
}
.footer-bottom {
  display: flex; flex-wrap: wrap; gap: .5rem 2rem; justify-content: space-between;
  /* --pizarra-400, no 500: sobre el fondo del pie, el 500 daba 3,93:1. */
  padding-top: 1.6rem; font-size: .82rem; color: var(--pizarra-400);
}
.footer-bottom a { color: #cbd5e1; text-decoration: underline; text-underline-offset: 2px; }
.footer-bottom a:hover { color: #fff; }
.footer-bottom p { margin: 0; }
/* Nota legal honesta del pie: ocupa la fila entera bajo los enlaces. */
.footer-bottom .footer-legal-nota { flex: 1 1 100%; margin-top: .6rem; font-size: .78rem; line-height: 1.5; }

/* ---------- 17. Bloques varios ---------- */
.nota-destacada {
  border-left: 4px solid var(--azul); background: var(--azul-claro);
  border-radius: 0 var(--radio-sm) var(--radio-sm) 0; padding: 1rem 1.2rem; margin: 1.5rem 0;
}
.nota-destacada p:last-child { margin-bottom: 0; }
.stat { text-align: center; }
.stat .stat-cifra { display: block; font-size: 2rem; font-weight: 800; color: var(--azul-oscuro); font-variant-numeric: tabular-nums; }
.stat .stat-texto { font-size: .9rem; color: var(--pizarra-500); }
.logos-hermanas { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }

/* ---------- Banner de consentimiento de analítica ---------- */
.consent-banner { position: fixed; inset: auto 0 0 0; z-index: 1000; background: #0f172a; color: #e2e8f0; padding: .9rem 1.2rem; display: flex; flex-wrap: wrap; gap: .8rem 1.5rem; align-items: center; justify-content: center; font-size: .9rem; box-shadow: 0 -4px 16px rgba(0,0,0,.25); }
.consent-banner p { margin: 0; max-width: 46rem; }
.consent-banner a { color: #cbd5e1; text-decoration: underline; }
.consent-acciones { display: flex; gap: .5rem; }
.consent-banner button { border-radius: .4rem; padding: .45rem 1rem; font-weight: 600; cursor: pointer; border: 1px solid transparent; font-size: .9rem; }
.consent-banner button[data-consent="granted"] { background: var(--azul, #1a56db); color: #fff; }
.consent-banner button[data-consent="denied"] { background: transparent; color: #cbd5e1; border-color: #475569; }


/* ---------- 14. Manual de usuario ---------- */
.lista-indice { list-style: none; padding: 0; margin: 0; font-size: .92rem; }
.lista-indice li { margin-bottom: .35rem; }
.lista-indice a { color: var(--pizarra-700); text-decoration: none; }
.lista-indice a:hover { color: var(--azul); text-decoration: underline; }
.manual-cuerpo h2 { margin-top: 2.4rem; padding-top: 1.2rem; border-top: 1px solid var(--pizarra-200); }
.manual-cuerpo h2:first-of-type { margin-top: 0; padding-top: 0; border-top: 0; }
.manual-cuerpo h3 { margin-top: 1.6rem; }
.manual-cuerpo img { max-width: 100%; height: auto; border: 1px solid var(--pizarra-200); border-radius: var(--radio); margin: .8rem 0 1.6rem; }
.manual-cuerpo blockquote { margin: 1.2rem 0; padding: .8rem 1.2rem; background: var(--azul-claro); border-left: 4px solid var(--azul); border-radius: 0 var(--radio) var(--radio) 0; }
@media (max-width: 900px) {
  .manual-cuerpo + nav, .section .grid-2 nav[aria-label="Índice del manual"] { position: static !important; }
}