/* ==========================================================================
   Estudio Ramírez & Asoc. — estilos
   Mobile first. Tema claro único, con azul marino como color de marca.
   Índice:
   1. Variables   2. Base   3. Utilidades   4. Animaciones   5. Botones
   6. Header y nav   7. Secciones   8. Home   9. Especialidad   10. FAQ
   11. Sedes   12. CTA final   13. Footer   14. WhatsApp flotante
   ========================================================================== */

/* TODO: tipografía definitiva (la de los cierres de video de Instagram).
   Subir los .woff2 a /assets/fonts/, descomentar y cambiar las variables de abajo.

@font-face {
    font-family: "Titulos";
    src: url("../fonts/titulos.woff2") format("woff2");
    font-weight: 400 700;
    font-display: swap;
}
@font-face {
    font-family: "Texto";
    src: url("../fonts/texto.woff2") format("woff2");
    font-weight: 400 700;
    font-display: swap;
}
*/

/* 1. Variables
   ========================================================================== */
:root {
    /* Azules (marca) */
    --tinta: #0b1a2c;      /* azul casi negro: fondos oscuros, títulos */
    --azul-900: #112840;
    --azul-700: #1b4471;   /* principal: botones, bloques destacados */
    --azul-500: #2e6aa8;   /* acento: links, detalles, íconos */
    --azul-300: #8db4dc;
    --azul-100: #e6eef7;

    /* Neutros con un leve tinte azul */
    --niebla: #f3f6fa;     /* fondo alternativo */
    --borde: #dbe3ec;
    --texto: #18222f;
    --texto-suave: #536173;
    --blanco: #ffffff;

    /* Usos */
    --color-texto: var(--texto);
    --color-texto-suave: var(--texto-suave);
    --color-fondo: var(--blanco);
    --color-fondo-alt: var(--niebla);
    --color-borde: var(--borde);
    --color-cta: var(--azul-700);
    --color-cta-hover: var(--azul-900);

    /* Profundidad */
    --sombra-sm: 0 1px 2px rgba(11, 26, 44, 0.06), 0 2px 8px rgba(11, 26, 44, 0.05);
    --sombra-md: 0 4px 12px rgba(11, 26, 44, 0.07), 0 16px 40px rgba(11, 26, 44, 0.08);
    --sombra-lg: 0 10px 30px rgba(11, 26, 44, 0.12), 0 30px 70px rgba(11, 26, 44, 0.14);
    --degrade-oscuro: linear-gradient(135deg, var(--azul-900) 0%, var(--tinta) 60%);
    --degrade-boton: linear-gradient(180deg, #24548a 0%, var(--azul-700) 100%);

    /* Tipografía (placeholder sobrio hasta confirmar) */
    --font-titulos: Georgia, "Times New Roman", Times, serif;
    --font-texto: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;

    --texto-sm: 0.875rem;
    --texto-base: 1.0625rem;
    --texto-lg: clamp(1.125rem, 1.05rem + 0.35vw, 1.3rem);
    --titulo-h3: clamp(1.2rem, 1.1rem + 0.5vw, 1.45rem);
    --titulo-h2: clamp(1.85rem, 1.4rem + 1.8vw, 2.9rem);
    --titulo-h1: clamp(2.3rem, 1.6rem + 3.2vw, 4.4rem);

    /* Espaciado y formas */
    --gutter: 1.25rem;
    --ancho-max: 75rem;
    --ancho-texto: 42rem;
    --espacio-seccion: clamp(4rem, 3rem + 5vw, 7.5rem);
    --radio-sm: 8px;
    --radio: 14px;
    --radio-lg: 22px;
    --header-alto: 4.25rem;

    --curva: cubic-bezier(0.2, 0.7, 0.2, 1);
}

/* 2. Base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }

html {
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-alto) + 1rem);
}

body {
    margin: 0;
    font-family: var(--font-texto);
    font-size: var(--texto-base);
    line-height: 1.65;
    color: var(--color-texto);
    background: var(--color-fondo);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    font-family: var(--font-titulos);
    font-weight: 400;
    line-height: 1.12;
    letter-spacing: -0.01em;
    margin: 0 0 0.6em;
    color: var(--tinta);
    text-wrap: balance;
}
h1 { font-size: var(--titulo-h1); letter-spacing: -0.02em; }
h2 { font-size: var(--titulo-h2); }
h3 { font-size: var(--titulo-h3); }
h1 em, h2 em { font-style: italic; color: var(--azul-500); }

p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }

a { color: inherit; text-underline-offset: 0.2em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 2px; }

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

ul[role="list"], ol { list-style: none; margin: 0; padding: 0; }

:focus-visible { outline: 2px solid var(--azul-500); outline-offset: 3px; }

/* 3. Utilidades
   ========================================================================== */
.contenedor {
    width: 100%;
    max-width: calc(var(--ancho-max) + var(--gutter) * 2);
    margin-inline: auto;
    padding-left: max(var(--gutter), env(safe-area-inset-left, 0px));
    padding-right: max(var(--gutter), env(safe-area-inset-right, 0px));
}

.saltar {
    position: absolute;
    left: var(--gutter);
    top: -10rem;
    z-index: 100;
    padding: 0.75rem 1rem;
    background: var(--tinta);
    color: var(--blanco);
}
.saltar:focus { top: 0.5rem; }

.volanta {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 0.8125rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--azul-500);
    margin-bottom: 1rem;
}
.volanta::before {
    content: "";
    width: 1.75rem;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
}

.icono { width: 1.25em; height: 1.25em; flex-shrink: 0; }

.enlace-flecha {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-weight: 600;
    color: var(--azul-700);
    text-decoration: none;
    border-bottom: 1px solid currentColor;
    padding-bottom: 0.1rem;
}
.enlace-flecha .icono { width: 1rem; height: 1rem; transition: transform 0.25s var(--curva); }
.enlace-flecha:hover .icono { transform: translateX(4px); }

.foto { width: 100%; height: 100%; object-fit: cover; }

.placeholder {
    display: grid;
    place-items: center;
    width: 100%;
    max-width: 100%;
    background:
        repeating-linear-gradient(135deg, transparent 0 14px, rgba(27, 68, 113, 0.05) 14px 28px),
        var(--azul-100);
    color: var(--texto-suave);
    font-size: var(--texto-sm);
    text-align: center;
    padding: 1rem;
}
.placeholder small { opacity: 0.8; }

/* 4. Animaciones
   ========================================================================== */

/* Entrada al cargar (hero). --i define el orden. */
@keyframes subir {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: none; }
}
@keyframes aparecer-foto {
    from { opacity: 0; transform: scale(1.06); clip-path: inset(8% 8% 8% 8% round var(--radio-lg)); }
    to   { opacity: 1; transform: none; clip-path: inset(0 0 0 0 round var(--radio-lg)); }
}
@keyframes flotar {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}
@keyframes pulso {
    0%   { box-shadow: 0 0 0 0 rgba(46, 106, 168, 0.55); }
    70%  { box-shadow: 0 0 0 16px rgba(46, 106, 168, 0); }
    100% { box-shadow: 0 0 0 0 rgba(46, 106, 168, 0); }
}

.anim-entrada {
    animation: subir 0.8s var(--curva) both;
    animation-delay: calc(var(--i, 0) * 110ms + 100ms);
}

/* Aparición al hacer scroll. El JS marca como pendientes solo los elementos
   que están fuera de pantalla al cargar, así nada queda oculto si falla el JS. */
[data-reveal] {
    transition: opacity 0.8s var(--curva), transform 0.8s var(--curva);
    transition-delay: calc(var(--d, 0) * 90ms);
}
.revelar-pendiente { opacity: 0; transform: translateY(32px); }
[data-reveal="izq"].revelar-pendiente { transform: translateX(-32px); }
[data-reveal="der"].revelar-pendiente { transform: translateX(32px); }
[data-reveal="zoom"].revelar-pendiente { transform: scale(0.94); }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after { animation: none !important; transition: none !important; }
    .revelar-pendiente { opacity: 1; transform: none; }
}

/* 5. Botones
   ========================================================================== */
.boton {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    min-height: 3.25rem;
    padding: 0.85rem 1.6rem;
    border: 1px solid transparent;
    border-radius: var(--radio-sm);
    background: var(--degrade-boton);
    color: var(--blanco);
    font: 600 1rem/1.2 var(--font-texto);
    text-decoration: none;
    cursor: pointer;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset, 0 6px 18px rgba(27, 68, 113, 0.28);
    transition: transform 0.25s var(--curva), box-shadow 0.25s var(--curva), background-color 0.25s;
}
.boton:hover {
    transform: translateY(-2px);
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.15) inset, 0 12px 28px rgba(27, 68, 113, 0.35);
}
.boton:active { transform: translateY(0); }

.boton--secundario {
    background: var(--blanco);
    color: var(--azul-700);
    border-color: var(--borde);
    box-shadow: var(--sombra-sm);
}
.boton--secundario:hover { border-color: var(--azul-300); box-shadow: var(--sombra-md); }

.boton--invertido { background: var(--blanco); color: var(--azul-700); box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25); }
.boton--invertido:hover { box-shadow: 0 16px 40px rgba(0, 0, 0, 0.3); }

.boton--chico { min-height: 2.75rem; padding: 0.6rem 1.1rem; font-size: 0.9375rem; }
.boton--grande { min-height: 3.75rem; padding-inline: 2rem; font-size: 1.0625rem; }

.botonera { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }

/* 6. Header y nav
   ========================================================================== */
.sitio-header {
    position: sticky;
    top: env(safe-area-inset-top, 0px);
    z-index: 50;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(1.4) blur(14px);
    -webkit-backdrop-filter: saturate(1.4) blur(14px);
    border-bottom: 1px solid transparent;
    transition: box-shadow 0.3s, border-color 0.3s;
}
.sitio-header.con-sombra { border-color: var(--borde); box-shadow: 0 6px 24px rgba(11, 26, 44, 0.08); }
.sitio-header__interior {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: var(--header-alto);
}
.logo img { width: auto; height: 2.5rem; }

.menu-boton {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    min-height: 2.75rem;
    padding: 0.5rem 0.85rem;
    border: 1px solid var(--borde);
    border-radius: var(--radio-sm);
    background: var(--blanco);
    color: var(--tinta);
    font: 600 0.9375rem var(--font-texto);
    cursor: pointer;
}
html:not(.js) .menu-boton { display: none; }

.nav__lista { list-style: none; margin: 0; padding: 0; }
.nav a { text-decoration: none; }
.nav a[aria-current="page"], .nav a.es-seccion { color: var(--azul-500); }

@media (max-width: 63.99rem) {
    .js .nav {
        position: fixed;
        inset: calc(var(--header-alto) + env(safe-area-inset-top, 0px)) 0 0;
        overflow-y: auto;
        padding: 1.5rem max(var(--gutter), env(safe-area-inset-right, 0px)) calc(6rem + env(safe-area-inset-bottom, 0px)) max(var(--gutter), env(safe-area-inset-left, 0px));
        background: var(--blanco);
        visibility: hidden;
        opacity: 0;
        transform: translateY(-12px);
        transition: opacity 0.3s var(--curva), transform 0.3s var(--curva), visibility 0.3s;
    }
    .js .nav.esta-abierto { visibility: visible; opacity: 1; transform: none; }
    html:not(.js) .sitio-header__interior { flex-wrap: wrap; }
    html:not(.js) .nav { width: 100%; padding-bottom: 1rem; }

    .nav__item > a {
        display: block;
        padding: 0.9rem 0;
        border-bottom: 1px solid var(--borde);
        font-family: var(--font-titulos);
        font-size: 1.5rem;
        color: var(--tinta);
    }
    .nav__sub { list-style: none; margin: 0; padding: 0.5rem 0 0.75rem 1rem; border-bottom: 1px solid var(--borde); }
    .nav__sub a { display: block; padding: 0.45rem 0; color: var(--texto-suave); }
    .nav__item--sub > a { border-bottom: 0; }
    .nav .boton { width: 100%; margin-top: 1.5rem; }
}

@media (min-width: 64rem) {
    .menu-boton { display: none; }
    .nav { display: flex; align-items: center; gap: 2rem; }
    .nav__lista { display: flex; gap: 1.75rem; }
    .nav__item { position: relative; }
    .nav__item > a {
        position: relative;
        display: block;
        padding: 1.4rem 0;
        font-size: 0.9375rem;
        font-weight: 500;
    }
    .nav__item > a::after {
        content: "";
        position: absolute;
        left: 0;
        right: 0;
        bottom: 1rem;
        height: 2px;
        background: var(--azul-500);
        transform: scaleX(0);
        transform-origin: left;
        transition: transform 0.3s var(--curva);
    }
    .nav__item > a:hover::after, .nav__item > a[aria-current="page"]::after, .nav__item > a.es-seccion::after { transform: scaleX(1); }

    .nav__sub {
        position: absolute;
        top: 100%;
        left: -1.25rem;
        min-width: 17rem;
        list-style: none;
        margin: 0;
        padding: 0.6rem;
        background: var(--blanco);
        border: 1px solid var(--borde);
        border-radius: var(--radio);
        box-shadow: var(--sombra-lg);
        opacity: 0;
        visibility: hidden;
        transform: translateY(8px);
        transition: opacity 0.2s, transform 0.25s var(--curva), visibility 0.2s;
    }
    .nav__item--sub:hover .nav__sub,
    .nav__item--sub:focus-within .nav__sub { opacity: 1; visibility: visible; transform: none; }
    .nav__sub a { display: block; padding: 0.55rem 0.9rem; border-radius: var(--radio-sm); font-size: 0.9375rem; }
    .nav__sub a:hover { background: var(--azul-100); color: var(--azul-700); }
}

/* 7. Secciones
   ========================================================================== */
.seccion { position: relative; padding-block: var(--espacio-seccion); }
.seccion--alt { background: var(--color-fondo-alt); }
.seccion--pegada { padding-top: 0; }

.seccion__cabecera { max-width: var(--ancho-texto); margin-bottom: clamp(2rem, 1.5rem + 2vw, 3.5rem); }
.seccion__cabecera p:not(.volanta) { color: var(--color-texto-suave); font-size: var(--texto-lg); }

/* Cómo trabajamos */
.como { display: grid; gap: 3rem; align-items: center; }
.como > * { min-width: 0; }
.como__media {
    position: relative;
    border-radius: var(--radio-lg);
    overflow: hidden;
    aspect-ratio: 4 / 3;
    max-width: 100%;
    box-shadow: var(--sombra-lg);
}
.como__media::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 50%, rgba(11, 26, 44, 0.55));
}
.como__media-texto {
    position: absolute;
    left: 1.5rem;
    right: 1.5rem;
    bottom: 1.25rem;
    z-index: 1;
    margin: 0;
    color: var(--blanco);
    font-family: var(--font-titulos);
    font-size: 1.35rem;
    line-height: 1.25;
}

.pasos { position: relative; display: grid; gap: 1.75rem; counter-reset: paso; }
.pasos::before {
    content: "";
    position: absolute;
    left: 1.375rem;
    top: 1.5rem;
    bottom: 1.5rem;
    width: 2px;
    background: linear-gradient(var(--azul-300), var(--azul-100));
}
.paso {
    position: relative;
    counter-increment: paso;
    display: grid;
    grid-template-columns: 2.75rem 1fr;
    gap: 0 1.25rem;
}
.paso::before {
    content: counter(paso);
    grid-row: span 2;
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    border-radius: 50%;
    background: var(--blanco);
    border: 2px solid var(--azul-500);
    color: var(--azul-700);
    font-family: var(--font-titulos);
    font-size: 1.15rem;
    box-shadow: 0 0 0 6px var(--niebla);
}
.paso__titulo { font-size: var(--titulo-h3); margin: 0.45rem 0 0.25rem; }
.paso p { color: var(--color-texto-suave); }

@media (min-width: 64rem) {
    .como { grid-template-columns: 0.95fr 1.05fr; gap: 5rem; }
    .como__media { aspect-ratio: 4 / 5; }
}

/* 8. Home
   ========================================================================== */
.hero {
    position: relative;
    padding-block: clamp(2.5rem, 1.5rem + 4vw, 5rem) clamp(5rem, 4rem + 4vw, 8rem);
    background:
        radial-gradient(60rem 30rem at 85% 10%, rgba(46, 106, 168, 0.14), transparent 60%),
        radial-gradient(40rem 26rem at 0% 100%, rgba(141, 180, 220, 0.18), transparent 60%),
        var(--blanco);
    overflow: hidden;
}
.hero__grilla { display: grid; gap: 3rem; align-items: center; }
.hero__grilla > * { min-width: 0; }
.hero__lead { font-size: var(--texto-lg); color: var(--texto-suave); max-width: 36rem; margin-bottom: 2rem; }
.hero__nota {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1.25rem;
    font-size: var(--texto-sm);
    color: var(--texto-suave);
}
.hero__nota .icono { color: var(--azul-500); width: 1.1rem; height: 1.1rem; }

.hero__media { position: relative; padding: 0 0 1.5rem 1.5rem; }
.hero__media::before {
    /* bloque azul desplazado detrás de la foto */
    content: "";
    position: absolute;
    inset: 2rem 2rem 0 0;
    border-radius: var(--radio-lg);
    background: var(--degrade-oscuro);
}
.hero__foto {
    position: relative;
    aspect-ratio: 5 / 4;
    max-width: 100%;
    border-radius: var(--radio-lg);
    overflow: hidden;
    box-shadow: var(--sombra-lg);
    animation: aparecer-foto 1.1s var(--curva) 0.2s both;
}
.hero__insignia {
    position: absolute;
    left: 0;
    bottom: 0;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    max-width: calc(100% - 1rem);
    padding: 0.9rem 1.2rem;
    background: var(--blanco);
    border-radius: var(--radio);
    box-shadow: var(--sombra-lg);
    animation: subir 0.8s var(--curva) 0.9s both, flotar 6s ease-in-out 2s infinite;
}
.hero__insignia-icono {
    position: relative;
    display: grid;
    place-items: center;
    width: 2.75rem;
    height: 2.75rem;
    flex-shrink: 0;
    border-radius: 50%;
    background: var(--azul-100);
    color: var(--azul-700);
}
.hero__insignia-icono::after {
    content: "";
    position: absolute;
    right: 1px;
    bottom: 1px;
    width: 0.7rem;
    height: 0.7rem;
    border-radius: 50%;
    background: #2fae6a; /* punto "en línea" */
    border: 2px solid var(--blanco);
}
.hero__insignia-texto strong { display: block; color: var(--tinta); font-size: 0.9375rem; line-height: 1.3; }
.hero__insignia-texto span { display: block; color: var(--texto-suave); font-size: 0.8125rem; line-height: 1.3; }
.otras-esp .icono { width: 0.95rem; height: 0.95rem; }

@media (min-width: 64rem) {
    .hero__grilla { grid-template-columns: 1.05fr 0.95fr; gap: 4rem; }
    .hero__media { padding: 0 0 2rem 2rem; }
    .hero__foto { aspect-ratio: 4 / 5; }
    .hero__insignia { bottom: 3.5rem; }
}

/* Datos de confianza: tarjeta azul que se superpone al final del hero */
.confianza { position: relative; z-index: 3; margin-top: clamp(-4.5rem, -3rem - 2vw, -3rem); }
.confianza__lista {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    border-radius: var(--radio-lg);
    background:
        radial-gradient(30rem 14rem at 100% 0%, rgba(141, 180, 220, 0.22), transparent 70%),
        var(--degrade-oscuro);
    color: var(--blanco);
    box-shadow: var(--sombra-lg);
    overflow: hidden;
}
.confianza__item {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    padding: 1.5rem 1.25rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.confianza__item:nth-child(odd) { border-right: 1px solid rgba(255, 255, 255, 0.1); }
.confianza__item span { color: var(--azul-300); font-size: var(--texto-sm); }
.confianza__dato {
    font-family: var(--font-titulos);
    font-weight: 400;
    font-size: clamp(1.6rem, 1.3rem + 1.4vw, 2.6rem);
    line-height: 1.1;
    font-variant-numeric: tabular-nums;
}

@media (min-width: 64rem) {
    .confianza__lista { grid-template-columns: repeat(4, 1fr); }
    .confianza__item { padding: 2.25rem 2rem; border-bottom: 0; border-right: 1px solid rgba(255, 255, 255, 0.1); }
    .confianza__item:last-child { border-right: 0; }
}

/* Grilla de especialidades */
.especialidades { display: grid; gap: 1rem; }

.tarjeta-esp {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 0;
    padding: 2rem 1.75rem;
    background: var(--blanco);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra-sm);
    transition: transform 0.35s var(--curva), box-shadow 0.35s var(--curva), border-color 0.35s;
}
.tarjeta-esp:hover { transform: translateY(-6px); box-shadow: var(--sombra-md); border-color: var(--azul-300); }
.tarjeta-esp p { color: var(--color-texto-suave); }
.tarjeta-esp__numero {
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--azul-500);
    letter-spacing: 0.1em;
}
.tarjeta-esp__titulo { margin: 0.25rem 0; }
.tarjeta-esp__titulo a { text-decoration: none; }
.tarjeta-esp__titulo a::after { content: ""; position: absolute; inset: 0; z-index: 2; }
.tarjeta-esp__mas {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    margin-top: auto;
    padding-top: 1rem;
    font-size: 0.9375rem;
    font-weight: 600;
    color: var(--azul-700);
}
.tarjeta-esp__mas .icono { width: 1rem; height: 1rem; transition: transform 0.3s var(--curva); }
.tarjeta-esp:hover .tarjeta-esp__mas .icono { transform: translateX(5px); }

/* Destacadas: foto de fondo con velo azul */
.tarjeta-esp--destacada {
    min-height: 26rem;
    justify-content: flex-end;
    padding: 2.25rem 1.75rem;
    border: 0;
    overflow: hidden;
    color: var(--blanco);
    background: var(--tinta);
    box-shadow: var(--sombra-md);
}
.tarjeta-esp--destacada:hover { box-shadow: var(--sombra-lg); }
.tarjeta-esp__fondo { position: absolute; inset: 0; z-index: 0; }
.tarjeta-esp__fondo img, .tarjeta-esp__fondo .placeholder { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--curva); }
.tarjeta-esp--destacada:hover .tarjeta-esp__fondo img { transform: scale(1.06); }
.tarjeta-esp__fondo::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(11, 26, 44, 0.25) 0%, rgba(11, 26, 44, 0.75) 45%, rgba(11, 26, 44, 0.96) 100%);
}
.tarjeta-esp--destacada > :not(.tarjeta-esp__fondo) { position: relative; z-index: 1; }
.tarjeta-esp--destacada .tarjeta-esp__titulo { color: var(--blanco); font-size: var(--titulo-h2); }
.tarjeta-esp--destacada p { color: rgba(255, 255, 255, 0.82); }
.tarjeta-esp--destacada .tarjeta-esp__numero { color: var(--azul-300); }
.tarjeta-esp--destacada .tarjeta-esp__mas { color: var(--blanco); }
.tarjeta-esp__puntos { list-style: none; margin: 0.5rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.5rem; }
.tarjeta-esp__puntos li {
    padding: 0.3rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    font-size: 0.8125rem;
    color: var(--blanco);
}

@media (min-width: 40rem) {
    .especialidades { grid-template-columns: repeat(2, 1fr); }
    .tarjeta-esp--destacada { grid-column: span 2; }
}
@media (min-width: 64rem) {
    .especialidades { grid-template-columns: repeat(12, 1fr); gap: 1.25rem; }
    .tarjeta-esp { grid-column: span 3; }
    .tarjeta-esp--destacada { grid-column: span 6; min-height: 30rem; padding: 2.75rem; }
}

/* FAQ en la home */
.home-faq { display: grid; gap: 2rem; }
.home-faq > * { min-width: 0; }
@media (min-width: 64rem) {
    .home-faq { grid-template-columns: 0.8fr 1.2fr; gap: 5rem; align-items: start; }
    .home-faq .seccion__cabecera { position: sticky; top: calc(var(--header-alto) + 2rem); }
}

/* 9. Página de especialidad
   ========================================================================== */
.migas { margin-bottom: 2rem; font-size: var(--texto-sm); color: var(--color-texto-suave); }
.migas ol { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.migas li + li::before { content: "/"; margin-right: 0.5rem; color: var(--azul-300); }
.migas a { text-decoration: none; }
.migas a:hover { color: var(--azul-500); }

.esp-hero {
    position: relative;
    padding-block: clamp(2.5rem, 2rem + 3vw, 4.5rem) clamp(3.5rem, 2.5rem + 4vw, 6.5rem);
    background:
        radial-gradient(50rem 26rem at 90% 0%, rgba(46, 106, 168, 0.16), transparent 60%),
        var(--niebla);
    overflow: hidden;
}
.esp-hero__grilla { display: grid; gap: 2.5rem; align-items: center; }
.esp-hero__grilla > * { min-width: 0; }
.esp-hero__intro { font-size: var(--texto-lg); color: var(--texto-suave); max-width: var(--ancho-texto); }
.esp-hero .botonera { margin-top: 2rem; }
.costo-insignia {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.55rem 1rem;
    border-radius: 999px;
    background: var(--blanco);
    color: var(--azul-700);
    box-shadow: var(--sombra-sm);
    font-weight: 600;
    font-size: 0.9375rem;
}
.esp-hero__imagen {
    position: relative;
    aspect-ratio: 4 / 3;
    max-width: 100%;
    border-radius: var(--radio-lg);
    overflow: hidden;
    box-shadow: var(--sombra-lg);
    animation: aparecer-foto 1.1s var(--curva) 0.2s both;
}
@media (min-width: 64rem) {
    .esp-hero__grilla { grid-template-columns: 1.2fr 0.8fr; gap: 4rem; }
    .esp-hero__imagen { aspect-ratio: 4 / 5; }
}

/* En qué te ayudamos */
.servicios { display: grid; gap: 1rem; }
.servicio {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0 1rem;
    padding: 1.4rem 1.4rem;
    background: var(--blanco);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra-sm);
    transition: transform 0.3s var(--curva), box-shadow 0.3s var(--curva), border-color 0.3s;
}
.servicio:hover { transform: translateY(-4px); box-shadow: var(--sombra-md); border-color: var(--azul-300); }
.servicio .icono {
    width: 2.25rem;
    height: 2.25rem;
    padding: 0.45rem;
    border-radius: 50%;
    background: var(--azul-100);
    color: var(--azul-700);
}
.servicio__titulo { font-family: var(--font-texto); font-size: 1.0625rem; font-weight: 600; margin: 0.35rem 0 0; letter-spacing: 0; }
.servicio p { grid-column: 2; margin: 0.25rem 0 0; color: var(--color-texto-suave); }

@media (min-width: 48rem) { .servicios { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 72rem) { .servicios { grid-template-columns: repeat(3, 1fr); gap: 1.25rem; } }

/* Costo de la consulta */
.costo {
    position: relative;
    display: grid;
    gap: 1.5rem;
    padding: clamp(2rem, 1.5rem + 2vw, 3.25rem);
    border-radius: var(--radio-lg);
    background:
        radial-gradient(26rem 14rem at 100% 0%, rgba(141, 180, 220, 0.25), transparent 70%),
        var(--degrade-oscuro);
    color: var(--blanco);
    box-shadow: var(--sombra-lg);
    overflow: hidden;
}
.costo .volanta { color: var(--azul-300); }
.costo h2 { margin: 0; color: var(--blanco); }
.costo > p { margin: 0; color: rgba(255, 255, 255, 0.8); font-size: var(--texto-lg); }
.costo .boton { background: var(--blanco); color: var(--azul-700); justify-self: start; }
@media (min-width: 64rem) {
    .costo { grid-template-columns: 1fr 1fr auto; align-items: center; gap: 3rem; }
}

/* Otras especialidades */
.otras-esp { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.otras-esp a {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.65rem 1.2rem;
    border: 1px solid var(--borde);
    border-radius: 999px;
    background: var(--blanco);
    box-shadow: var(--sombra-sm);
    text-decoration: none;
    font-size: 0.9375rem;
    transition: transform 0.25s var(--curva), border-color 0.25s, color 0.25s;
}
.otras-esp a:hover { transform: translateY(-2px); border-color: var(--azul-500); color: var(--azul-700); }

/* 10. FAQ
   ========================================================================== */
.faq { display: grid; gap: 0.75rem; max-width: 52rem; }
.faq__item {
    background: var(--blanco);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra-sm);
    transition: box-shadow 0.3s, border-color 0.3s;
}
.faq__item[open] { border-color: var(--azul-300); box-shadow: var(--sombra-md); }
.faq__pregunta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1.25rem;
    padding: 1.25rem 1.4rem;
    font-family: var(--font-titulos);
    font-size: clamp(1.1rem, 1.05rem + 0.3vw, 1.3rem);
    line-height: 1.3;
    color: var(--tinta);
    cursor: pointer;
    list-style: none;
}
.faq__pregunta::-webkit-details-marker { display: none; }
.faq__pregunta::after {
    content: "+";
    display: grid;
    place-items: center;
    flex-shrink: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: var(--azul-100);
    color: var(--azul-700);
    font-family: var(--font-texto);
    font-size: 1.35rem;
    line-height: 1;
    transition: transform 0.3s var(--curva), background-color 0.3s, color 0.3s;
}
.faq__item[open] .faq__pregunta::after { transform: rotate(45deg); background: var(--azul-700); color: var(--blanco); }
.faq__respuesta { padding: 0 1.4rem 1.4rem; color: var(--texto-suave); }
.faq__item[open] .faq__respuesta { animation: subir 0.4s var(--curva); }

/* 11. Sedes
   ========================================================================== */
.sedes { display: grid; gap: 1rem; }
.sede {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    min-width: 0;
    padding: 1.75rem 1.5rem;
    background: var(--blanco);
    border: 1px solid var(--borde);
    border-radius: var(--radio);
    box-shadow: var(--sombra-sm);
    overflow: hidden;
    transition: transform 0.3s var(--curva), box-shadow 0.3s var(--curva);
}
.sede:hover { transform: translateY(-4px); box-shadow: var(--sombra-md); }
.sede__foto { margin: -1.75rem -1.5rem 0.75rem; aspect-ratio: 16 / 9; max-width: none; overflow: hidden; }
.sede__foto img { width: 100%; height: 100%; object-fit: cover; }
.sede__etiqueta { margin: 0; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: var(--azul-500); }
.sede__nombre { margin: 0; }
.sede__direccion { display: flex; gap: 0.5rem; align-items: flex-start; margin: 0; font-weight: 600; }
.sede__direccion .icono { margin-top: 0.2rem; color: var(--azul-500); }
.sede p { color: var(--texto-suave); }
.sede .enlace-flecha { margin-top: auto; align-self: flex-start; }

.sede--principal { background: var(--degrade-oscuro); color: var(--blanco); border: 0; }
.sede--principal .sede__nombre { color: var(--blanco); }
.sede--principal .sede__etiqueta { color: var(--azul-300); }
.sede--principal p { color: rgba(255, 255, 255, 0.8); }
.sede--principal .sede__direccion { color: var(--blanco); }
.sede--principal .sede__direccion .icono { color: var(--azul-300); }
.sede--principal .enlace-flecha { color: var(--blanco); }

@media (min-width: 40rem) { .sedes { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 64rem) { .sedes { grid-template-columns: repeat(4, 1fr); gap: 1.25rem; } }

/* 12. CTA final
   ========================================================================== */
.cta-final {
    position: relative;
    padding-block: clamp(4rem, 3rem + 4vw, 7rem);
    background:
        radial-gradient(40rem 22rem at 10% 0%, rgba(46, 106, 168, 0.45), transparent 65%),
        radial-gradient(30rem 20rem at 100% 100%, rgba(141, 180, 220, 0.18), transparent 70%),
        var(--tinta);
    color: var(--blanco);
    overflow: hidden;
}
.cta-final::before, .cta-final::after {
    /* anillos decorativos */
    content: "";
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(141, 180, 220, 0.18);
    pointer-events: none;
}
.cta-final::before { width: 34rem; height: 34rem; right: -12rem; top: -14rem; }
.cta-final::after { width: 22rem; height: 22rem; right: -4rem; top: -8rem; }
.cta-final__interior { position: relative; display: grid; gap: 2rem; }
.cta-final__interior > * { min-width: 0; }
.cta-final h2 { color: var(--blanco); }
.cta-final p { color: rgba(255, 255, 255, 0.78); font-size: var(--texto-lg); max-width: 36rem; }
.cta-final__acciones { display: grid; gap: 1rem; justify-items: start; }
.cta-final__dato { font-size: var(--texto-sm) !important; }
.cta-final__dato a { color: var(--blanco); }
@media (min-width: 64rem) {
    .cta-final__interior { grid-template-columns: 1fr auto; align-items: center; gap: 4rem; }
    .cta-final__acciones { justify-items: end; }
}

/* 13. Footer
   ========================================================================== */
.sitio-footer { padding-top: 4rem; background: #08131f; color: rgba(255, 255, 255, 0.72); font-size: 0.9375rem; }
.sitio-footer a { text-decoration: none; }
.sitio-footer a:hover { color: var(--blanco); text-decoration: underline; }
.sitio-footer__grilla { display: grid; gap: 2.5rem; padding-bottom: 3rem; }
.sitio-footer__grilla > * { min-width: 0; }
.sitio-footer__marca img { height: 2.5rem; width: auto; margin-bottom: 1.25rem; }
.sitio-footer__marca p { max-width: 24rem; }
.sitio-footer__titulo { font-family: var(--font-texto); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase; color: var(--azul-300); margin-bottom: 1rem; }
.sitio-footer__lista { list-style: none; margin: 0; padding: 0; display: grid; gap: 0.6rem; }
.sitio-footer__lista--iconos li { display: flex; gap: 0.6rem; align-items: flex-start; }
.sitio-footer__lista--iconos .icono { width: 1.1rem; height: 1.1rem; margin-top: 0.2rem; color: var(--azul-300); }
.sitio-footer__lista--iconos a, .sitio-footer__lista--iconos span { overflow-wrap: anywhere; }
.redes { list-style: none; display: flex; gap: 1rem; margin: 1.25rem 0 0; padding: 0; }
.redes a { display: inline-flex; align-items: center; gap: 0.5rem; }
.sitio-footer__legal {
    padding-block: 1.75rem calc(6rem + env(safe-area-inset-bottom, 0px));
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.55);
}
.sitio-footer__legal strong { color: rgba(255, 255, 255, 0.85); font-weight: 600; }
.sitio-footer__legal p { margin-bottom: 0.5rem; }

@media (min-width: 48rem) {
    .sitio-footer__grilla { grid-template-columns: 1.4fr 1fr 1.2fr; gap: 3rem; }
    .sitio-footer__legal { padding-bottom: 2rem; }
}

/* 14. WhatsApp flotante
   ========================================================================== */
.wa-flotante {
    position: fixed;
    right: calc(1rem + env(safe-area-inset-right, 0px));
    bottom: calc(1rem + env(safe-area-inset-bottom, 0px));
    z-index: 60;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    width: 3.75rem;
    height: 3.75rem;
    border-radius: 999px;
    background: var(--degrade-boton);
    color: var(--blanco);
    box-shadow: 0 10px 30px rgba(27, 68, 113, 0.45);
    text-decoration: none;
    font-weight: 600;
    animation: subir 0.6s var(--curva) 1.2s both, pulso 2.6s ease-out 2.5s 3;
    transition: transform 0.25s var(--curva);
}
.wa-flotante:hover { transform: translateY(-3px) scale(1.03); }
.wa-flotante .icono { width: 1.6rem; height: 1.6rem; }
.wa-flotante__texto {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}
@media (min-width: 64rem) {
    .wa-flotante {
        right: calc(1.5rem + env(safe-area-inset-right, 0px));
        bottom: calc(1.5rem + env(safe-area-inset-bottom, 0px));
        width: auto;
        height: 3.5rem;
        padding: 0 1.5rem 0 1.25rem;
    }
    .wa-flotante__texto { position: static; width: auto; height: auto; overflow: visible; clip: auto; }
}