/* ==========================================================================
   CIVITAS — Sistema de Diseño
   ==========================================================================
   Tokens (Cap. 2 del "CIVITAS 2026, Volumen 1"):
     - Color Principal:  Azul Medianoche (autoridad, sinceridad, inteligencia)
     - Color Secundario: Blanco Brillante (transparencia, cero cobros ocultos)
     - Color de Acento:  Gris Claro (sobriedad, calma, tecnología)
   Tipografía: Roboto Slab (títulos) + Spectral (cuerpo).
   Guía visual: abstracción de solución y alianza (puentes, esferas, prismas,
   nodos). Cero clichés judiciales. Mobile-first y White Space extensivo.
   ========================================================================== */

:root {
    --azul: #0A1F44;
    --azul-suave: #12315F;
    --azul-profundo: #07142C;
    --azul-acero: #1C4E8C;
    --azul-hielo: #8FB2DE;
    --blanco: #FFFFFF;
    --gris-claro: #F4F6F9;
    --gris-linea: #E2E7EE;
    --texto: #25334B;
    --texto-suave: #5D6C85;

    --fuente-titulo: 'Roboto Slab', Georgia, serif;
    --fuente-cuerpo: 'Spectral', Georgia, serif;

    --contenedor: 1160px;
    --radio: 18px;
    --sombra: 0 22px 44px -22px rgba(10, 31, 68, 0.38);
    --transicion: 0.22s ease;
}

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

html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--fuente-cuerpo);
    color: var(--texto);
    line-height: 1.55;
    background: var(--blanco);
    -webkit-font-smoothing: antialiased;
}

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

h1, h2, h3, h4 { font-family: var(--fuente-titulo); margin: 0; line-height: 1.2; }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; }
a { color: var(--azul); }
button { font-family: inherit; }

:is(#soluciones, #estandar, #blindaje, #contacto) { scroll-margin-top: 76px; }

/* ---------- Utilidades ---------- */
.contenedor { width: min(100% - 40px, var(--contenedor)); margin-inline: auto; }
.u-visualmente-oculto {
    position: absolute; width: 1px; height: 1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap;
}
.enlace-saltar {
    position: absolute; left: -999px; top: 10px; z-index: 100;
    background: var(--blanco); color: var(--azul);
    padding: 10px 16px; border-radius: 8px; font-family: var(--fuente-titulo); font-weight: 600;
}
.enlace-saltar:focus { left: 10px; }

.icono { width: 100%; height: 100%; }

/* ---------- Botones ---------- */
.boton {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    font-family: var(--fuente-titulo); font-weight: 600; font-size: 0.95rem;
    padding: 14px 26px; border-radius: 999px; text-decoration: none;
    border: 1px solid transparent; cursor: pointer; transition: var(--transicion);
    text-align: center;
}
.boton--cta { background: var(--blanco); color: var(--azul); box-shadow: var(--sombra); }
.boton--cta:hover { background: #EAF0F8; transform: translateY(-2px); }
.boton--fantasma { border-color: rgba(255, 255, 255, 0.45); color: var(--blanco); }
.boton--fantasma:hover { background: rgba(255, 255, 255, 0.08); }
.boton--grande { padding: 18px 34px; font-size: 1.05rem; }

/* ==========================================================================
   Cabecera (Azul Medianoche)
   ========================================================================== */
.cabecera {
    position: sticky; top: 0; z-index: 50;
    background: rgba(10, 31, 68, 0.94);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.cabecera__interior {
    display: flex; align-items: center; justify-content: space-between; gap: 16px;
    min-height: 64px;
}
.logo { text-decoration: none; color: var(--blanco); }
.logo__marca {
    display: inline-flex; align-items: center; gap: 9px;
    font-family: var(--fuente-titulo); font-weight: 700; font-size: 1.15rem; letter-spacing: 0.04em;
}
.logo__icono { width: 27px; height: 27px; color: var(--blanco); }

/* Navegación: móvil (panel desplegable) */
.nav { position: fixed; inset: 64px 0 auto 0; z-index: 40;
    background: var(--azul); padding: 22px;
    transform: translateY(-10px); opacity: 0; pointer-events: none;
    transition: var(--transicion); border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.nav--abierto { transform: none; opacity: 1; pointer-events: auto; }
.nav__lista { list-style: none; display: grid; gap: 16px; }
.nav__lista a { color: #D7E1F0; text-decoration: none; font-size: 1.05rem; }
.nav__lista a:hover { color: var(--blanco); }
.nav__cta { margin-top: 20px; width: 100%; }

.nav__toggle {
    display: inline-flex; flex-direction: column; gap: 5px;
    background: none; border: 0; cursor: pointer; padding: 9px;
}
.nav__toggle-barra { width: 24px; height: 2px; background: var(--blanco); border-radius: 2px; transition: var(--transicion); }

/* ==========================================================================
   Barra de promoción (Marketing, editable desde el panel)
   ========================================================================== */
.promo-barra {
    background: linear-gradient(90deg, var(--azul-acero), #2A5298);
    color: var(--blanco); font-size: 0.92rem;
}
.promo-barra__interior {
    display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 8px;
    padding: 10px 16px; text-align: center;
}
.promo-barra__titulo { font-family: var(--fuente-titulo); font-weight: 600; letter-spacing: 0.02em; }
.promo-barra__texto { opacity: 0.92; }

/* ==========================================================================
   Hero (nodos sobre Azul Medianoche)
   ========================================================================== */
.hero {
    position: relative; overflow: hidden; color: var(--blanco);
    background: linear-gradient(160deg, #0A1F44 0%, #0E2A57 55%, #12335F 100%);
    padding: 96px 0 80px;
}
.hero__fondo {
    position: absolute; inset: 0; pointer-events: none;
    background: url('../img/fondo-nodos.svg') center / cover no-repeat;
    opacity: 0.55;
}
.hero__contenido { position: relative; max-width: 840px; }
.hero__eyebrow {
    font-family: var(--fuente-titulo); font-weight: 600;
    font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: #B8C8E0;
}
.hero__titulo {
    font-size: clamp(2rem, 6vw, 3.4rem); line-height: 1.1;
    margin: 0.7rem 0 1.1rem;
}
.hero__subtitulo {
    font-size: clamp(1.02rem, 2.5vw, 1.2rem); line-height: 1.7; color: #DCE6F4; max-width: 62ch;
}
.hero__acciones { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 1.7rem; }
.hero__indicadores { list-style: none; display: grid; gap: 14px; margin-top: 2.6rem; max-width: 540px; }
.hero__indicador {
    display: flex; gap: 13px; align-items: flex-start;
    font-size: 0.95rem; line-height: 1.5; color: #C9D6E9;
}
.hero__indicador strong { color: var(--blanco); font-weight: 600; }
.icono--linea { width: 27px; height: 27px; flex: none; color: var(--azul-hielo); }

/* ==========================================================================
   Secciones
   ========================================================================== */
.seccion { padding: 76px 0; }
.ethos { background: var(--gris-claro); }

.cabecera-seccion { max-width: 700px; margin-bottom: 2.6rem; }
.cabecera-seccion--centro { margin-left: auto; margin-right: auto; text-align: center; }
.cabecera-seccion__kicker {
    font-family: var(--fuente-titulo); font-weight: 600;
    font-size: 0.78rem; letter-spacing: 0.15em; text-transform: uppercase;
    color: var(--azul-acero); margin-bottom: 0.55rem;
}
.cabecera-seccion__titulo { font-size: clamp(1.6rem, 4vw, 2.35rem); color: var(--texto); }
.cabecera-seccion__intro {
    font-size: 1.05rem; line-height: 1.7; color: var(--texto-suave); margin-top: 0.8rem;
}

/* ---------- Tarjetas Pathos ---------- */
.tarjetas { display: grid; gap: 22px; }
.tarjeta {
    background: var(--blanco); border: 1px solid var(--gris-linea); border-radius: var(--radio);
    padding: 28px; display: flex; flex-direction: column;
    transition: transform var(--transicion), box-shadow var(--transicion);
}
.tarjeta:hover { transform: translateY(-5px); box-shadow: var(--sombra); }
.tarjeta__icono {
    width: 62px; height: 62px; flex: none; color: var(--azul);
    background: var(--gris-claro); border-radius: 16px;
    display: grid; place-items: center; padding: 12px; margin-bottom: 1.05rem;
}
.tarjeta__materia {
    font-family: var(--fuente-titulo); font-weight: 600; font-size: 0.72rem;
    letter-spacing: 0.13em; text-transform: uppercase; color: var(--azul-acero);
}
.tarjeta__titulo { font-size: 1.28rem; color: var(--texto); margin: 0.3rem 0 0.65rem; }
.tarjeta__copy { font-size: 0.98rem; line-height: 1.65; color: var(--texto-suave); flex: 1; }
.tarjeta__certeza {
    margin-top: 1.15rem; padding: 15px 16px;
    background: var(--gris-claro); border-left: 3px solid var(--azul);
    border-radius: 0 10px 10px 0;
    font-size: 0.92rem; line-height: 1.55; color: var(--texto);
}
.tarjeta__certeza-etiqueta {
    display: block; font-family: var(--fuente-titulo); font-weight: 700;
    font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase;
    color: var(--azul); margin-bottom: 3px;
}
.enlace-tarjeta {
    margin-top: 1.2rem; align-self: flex-start;
    font-family: var(--fuente-titulo); font-weight: 600; color: var(--azul);
    text-decoration: none; display: inline-flex; align-items: center; gap: 7px;
}
.enlace-tarjeta:hover { gap: 10px; }

/* ---------- Pilares Ethos ---------- */
.pilares { display: grid; gap: 22px; }
.pilar {
    background: var(--blanco); border: 1px solid var(--gris-linea); border-radius: var(--radio);
    padding: 30px 28px; text-align: center;
}
.pilar__icono {
    width: 72px; height: 72px; margin: 0 auto 1.1rem; padding: 15px;
    color: var(--azul); background: var(--gris-claro); border-radius: 50%;
    display: grid; place-items: center;
}
.pilar__sub {
    font-family: var(--fuente-titulo); font-weight: 600; font-size: 0.72rem;
    letter-spacing: 0.13em; text-transform: uppercase; color: var(--azul-acero);
}
.pilar__titulo { font-size: 1.25rem; color: var(--texto); margin: 0.4rem 0 0.6rem; }
.pilar__detalle { font-size: 0.97rem; line-height: 1.65; color: var(--texto-suave); }

/* ---------- Blindaje ---------- */
.blindaje__cuadro {
    display: grid; gap: 30px; align-items: center;
    background: var(--gris-claro); border-radius: 24px; padding: 34px;
}
.blindaje__visual {
    background: linear-gradient(160deg, var(--azul), var(--azul-suave));
    border-radius: 20px; min-height: 190px;
    display: grid; place-items: center; padding: 26px;
    color: var(--blanco);
}
.blindaje__icono-grande { width: 112px; height: 112px; }
.blindaje__texto > p:not(.cabecera-seccion__kicker) {
    font-size: 1.03rem; line-height: 1.75; color: var(--texto-suave); margin-top: 0.8rem;
}

/* ==========================================================================
   CTA (cierre de alto impacto)
   ========================================================================== */
.cta {
    position: relative; overflow: hidden; text-align: center; color: var(--blanco);
    background: linear-gradient(160deg, #0A1F44 0%, #0E2A57 60%, #12335F 100%);
    padding: 92px 0;
}
.cta::before {
    content: ''; position: absolute; inset: 0; pointer-events: none;
    background: url('../img/fondo-nodos.svg') center / cover no-repeat; opacity: 0.22;
}
.cta__interior { position: relative; max-width: 700px; margin-inline: auto; }
.cta__titulo { font-size: clamp(1.7rem, 4vw, 2.6rem); line-height: 1.18; }
.cta__texto {
    font-size: 1.1rem; line-height: 1.7; color: #DCE6F4;
    margin: 1.05rem auto 1.9rem; max-width: 56ch;
}
.cta__eslogan {
    margin-top: 2rem; font-family: var(--fuente-titulo); font-weight: 600;
    letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.8rem; color: var(--azul-hielo);
}

/* ==========================================================================
   Pie de página
   ========================================================================== */
.pie { background: var(--azul-profundo); color: #B9C6DA; padding-top: 56px; }
.pie__rejilla { display: grid; gap: 32px; padding-bottom: 42px; }
.pie__marca .logo { color: var(--blanco); }
.pie__marca p { font-size: 0.95rem; line-height: 1.65; margin-top: 0.85rem; max-width: 36ch; }
.pie__titulo { color: var(--blanco); font-size: 1rem; margin-bottom: 0.95rem; }
.pie__enlaces, .pie__social { list-style: none; display: grid; gap: 0.55rem; }
.pie__enlaces a, .pie__social a { color: #B9C6DA; text-decoration: none; font-size: 0.95rem; }
.pie__enlaces a:hover, .pie__social a:hover { color: var(--blanco); }
.pie__usuario-ig { color: var(--azul-hielo); font-size: 0.92rem; }
.pie__social-nota {
    margin-top: 0.9rem; padding-top: 0.9rem; border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.85rem; line-height: 1.6; color: #8CA0BE; max-width: 32ch;
}
.pie__legal { border-top: 1px solid rgba(255, 255, 255, 0.08); padding: 20px 0; }
.pie__legal-interior {
    display: flex; flex-wrap: wrap; gap: 12px;
    justify-content: space-between; align-items: center; font-size: 0.85rem;
}
.pie__legal-enlaces { list-style: none; display: flex; gap: 18px; }
.pie__legal-enlaces a { color: #8CA0BE; text-decoration: none; }
.pie__legal-enlaces a:hover { color: var(--blanco); }

/* ---------- Botón flotante WhatsApp ---------- */
.flotante-whatsapp {
    position: fixed; right: 20px; bottom: 20px; z-index: 60;
    width: 58px; height: 58px; border-radius: 50%;
    background: #25D366; color: var(--blanco);
    display: grid; place-items: center;
    box-shadow: 0 12px 26px -10px rgba(37, 211, 102, 0.7);
    transition: transform var(--transicion);
}
.flotante-whatsapp svg { width: 30px; height: 30px; }
.flotante-whatsapp:hover { transform: scale(1.08); }

/* ---------- Animaciones de aparición (JS) ---------- */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal--visible { opacity: 1; transform: none; }

/* ==========================================================================
   Media queries
   ========================================================================== */
@media (min-width: 560px) {
    .hero__indicadores { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 700px) {
    .tarjetas { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 760px) {
    .pilares { grid-template-columns: repeat(3, 1fr); }
    .pie__rejilla { grid-template-columns: 2fr 1fr 1fr 1fr; }
    .blindaje__cuadro { grid-template-columns: 230px 1fr; padding: 44px; }
}

@media (min-width: 1024px) {
    .tarjetas { grid-template-columns: repeat(3, 1fr); }
    .hero { padding: 128px 0 104px; }
    .seccion { padding: 96px 0; }
    .cta { padding: 110px 0; }
}

/* Navegación de escritorio */
@media (min-width: 960px) {
    .nav__toggle { display: none; }
    .nav {
        position: static; inset: auto; z-index: auto; opacity: 1; pointer-events: auto;
        transform: none; background: transparent; padding: 0; border: 0;
        display: flex; align-items: center; gap: 28px;
    }
    .nav__lista { display: flex; gap: 26px; }
    .nav__lista a { font-size: 0.98rem; }
    .nav__cta { margin: 0; width: auto; }
}

/* Preferencia por menos movimiento */
@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { transition: none !important; animation: none !important; }
    .reveal { opacity: 1; transform: none; }
}