/* ==========================================================================
   HISTORIA — INII
   Estilos exclusivos del módulo.
   ========================================================================== */

.historia-page {
    --hist-blue: #00457c;
    --hist-sky: #51c8e8;
    --hist-yellow: #fdb913;
    --hist-ink: #152f40;
    --hist-muted: #587080;
    --hist-soft: #eef5f8;
    --hist-line: #d8e4ea;
    --hist-white: #ffffff;

    color: var(--hist-ink);
    background: var(--hist-soft);
}

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

.historia-container {
    width: min(1180px, calc(100% - 40px));
    margin-inline: auto;
}


/* HERO */

.historia-hero {
    position: relative;
    overflow: hidden;
    padding-block: 70px;
    color: #fff;
    background:
        radial-gradient(
            circle at 88% 14%,
            rgba(81, 200, 232, .30),
            transparent 29%
        ),
        linear-gradient(
            135deg,
            #00385f 0%,
            #005a96 66%,
            #0873aa 100%
        );
}

.historia-hero::after {
    content: "";
    position: absolute;
    right: -160px;
    bottom: -230px;
    width: 560px;
    height: 560px;
    border: 1px solid rgba(255,255,255,.13);
    border-radius: 50%;
    box-shadow:
        0 0 0 65px rgba(255,255,255,.035),
        0 0 0 130px rgba(255,255,255,.02);
    pointer-events: none;
}

.historia-hero-grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) 330px;
    align-items: center;
    gap: 68px;
}

.historia-eyebrow {
    display: flex;
    align-items: center;
    gap: 10px;
    margin: 0 0 18px;
    color: #d8f3fb;
    font-size: .78rem;
    font-weight: 800;
    letter-spacing: .11em;
    text-transform: uppercase;
}

.historia-eyebrow::before {
    content: "";
    width: 34px;
    height: 3px;
    flex: 0 0 34px;
    border-radius: 3px;
    background: var(--hist-yellow);
}

.historia-hero h1 {
    max-width: 760px;
    margin: 0;
    color: #fff;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2.7rem, 4.8vw, 4.5rem);
    font-weight: 500;
    letter-spacing: -.04em;
    line-height: 1.03;
}

.historia-resumen {
    max-width: 760px;
    margin: 24px 0 0;
    color: #dceef6;
    font-size: 1.03rem;
    line-height: 1.68;
}


/* HITOS */

.historia-hitos {
    padding: 25px;
    border: 1px solid rgba(255,255,255,.23);
    border-radius: 20px;
    background: rgba(255,255,255,.12);
    box-shadow: 0 20px 45px rgba(0,31,53,.20);
    backdrop-filter: blur(8px);
}

.historia-hitos-label {
    margin: 0 0 18px;
    color: #d8f3fb;
    font-size: .72rem;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.historia-hito-principal {
    display: grid;
    grid-template-columns: 92px minmax(0, 1fr);
    align-items: center;
    gap: 17px;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(255,255,255,.18);
}

.historia-hito-principal strong {
    color: #fff;
    font-family: Georgia, "Times New Roman", serif;
    font-size: 2.45rem;
    font-weight: 500;
}

.historia-hito-principal span {
    color: #f1f8fb;
    font-size: .92rem;
    line-height: 1.4;
}

.historia-hitos-lista {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 18px 0 0;
}

.historia-hitos-lista div {
    min-width: 0;
}

.historia-hitos-lista dt {
    color: var(--hist-yellow);
    font-size: 1.15rem;
    font-weight: 900;
}

.historia-hitos-lista dd {
    margin: 3px 0 0;
    color: #dceef6;
    font-size: .76rem;
    line-height: 1.35;
}


/* LAYOUT */

.historia-layout {
    display: grid;
    grid-template-columns: 250px minmax(0, 1fr);
    align-items: start;
    gap: 34px;
    padding-block: 36px 64px;
}


/* NAVEGACIÓN */

.historia-nav {
    position: sticky;
    top: 118px;
    align-self: start;
}

.historia-nav-inner {
    overflow: hidden;
    border: 1px solid var(--hist-line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 12px 30px rgba(21,47,64,.055);
}

.historia-nav-title {
    margin: 0;
    padding: 20px 20px 14px;
    color: var(--hist-ink);
    font-size: .76rem;
    font-weight: 900;
    letter-spacing: .09em;
    text-transform: uppercase;
}

.historia-nav-links {
    display: grid;
    gap: 4px;
    padding: 0 10px 12px;
}

.historia-nav-link {
    position: relative;
    display: grid;
    grid-template-columns: 6px minmax(0, 1fr);
    align-items: center;
    gap: 9px;
    padding: 10px 12px 10px 14px;
    border-radius: 10px;
    color: var(--hist-muted);
    font-size: .84rem;
    font-weight: 650;
    line-height: 1.35;
    text-decoration: none;
    transition:
        background-color 150ms ease,
        color 150ms ease,
        transform 150ms ease;
}

.historia-nav-link:first-child {
    grid-template-columns: 1fr;
}

.historia-nav-link:hover,
.historia-nav-link:focus-visible,
.historia-nav-link.is-active {
    color: var(--hist-ink);
    background: #eef7fa;
    transform: translateX(2px);
}

.historia-nav-link.is-active::before {
    content: "";
    position: absolute;
    top: 10px;
    bottom: 10px;
    left: 0;
    width: 3px;
    border-radius: 3px;
    background: var(--hist-blue);
}

.historia-nav-kicker {
    display: block;
    color: var(--hist-blue);
    font-size: .67rem;
    font-weight: 900;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.historia-nav-dot {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: #b5cad5;
}

.historia-nav-link.is-active .historia-nav-dot {
    background: var(--hist-sky);
}


/* ARTÍCULO */

.historia-content {
    min-width: 0;
}

.historia-articulo {
    padding: 32px 35px;
    border: 1px solid var(--hist-line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 10px 28px rgba(21,47,64,.045);
    color: #294654;
    font-size: 1rem;
    line-height: 1.78;
}

.historia-articulo h2 {
    scroll-margin-top: 125px;
    margin: 2.55rem 0 1rem;
    padding-bottom: .55rem;
    border-bottom: 3px solid var(--hist-yellow);
    color: var(--hist-ink);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.7rem, 3vw, 2.35rem);
    font-weight: 500;
    letter-spacing: -.025em;
}

.historia-articulo h2:first-child {
    margin-top: 0;
}

.historia-articulo h3 {
    scroll-margin-top: 125px;
    margin: 1.8rem 0 .65rem;
    color: var(--hist-blue);
    font-size: 1.08rem;
    font-weight: 800;
}

.historia-articulo p {
    margin: 0 0 1rem;
}

.historia-articulo p:last-child {
    margin-bottom: 0;
}


/* DIRECTORES */

.historia-directores {
    scroll-margin-top: 125px;
    margin-top: 52px;
    padding-top: 8px;
}

.historia-directores-header {
    display: grid;
    grid-template-columns: minmax(0, .8fr) minmax(280px, 1.2fr);
    align-items: end;
    gap: 34px;
    margin-bottom: 24px;
}

.historia-section-kicker {
    margin: 0 0 5px;
    color: var(--hist-blue);
    font-family: Georgia, "Times New Roman", serif;
    font-size: 1.3rem;
    font-weight: 700;
}

.historia-directores-header h2 {
    margin: 0;
    color: var(--hist-ink);
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(2rem, 3.4vw, 2.8rem);
    font-weight: 500;
    letter-spacing: -.03em;
}

.historia-directores-header > p {
    margin: 0;
    color: var(--hist-muted);
    line-height: 1.6;
}

.historia-directores-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 17px;
}

.historia-director {
    overflow: hidden;
    border: 1px solid var(--hist-line);
    border-radius: 17px;
    background: #fff;
    box-shadow: 0 8px 24px rgba(21,47,64,.04);
    transition:
        transform 160ms ease,
        box-shadow 160ms ease;
}

.historia-director:hover,
.historia-director:focus-within {
    transform: translateY(-3px);
    box-shadow: 0 15px 32px rgba(21,47,64,.085);
}

.historia-director-imagen {
    position: relative;
    min-height: 320px;
    display: grid;
    place-items: center;
    overflow: hidden;
    padding: 20px 18px 14px;
    background:
        linear-gradient(
            135deg,
            #edf3f6,
            #f9fbfc
        );
}

/*
 * Las fotografías históricas originales son pequeñas.
 * No se fuerzan a llenar toda la tarjeta: mostrarlas a un tamaño
 * menor reduce la pixelación aparente y evita inventar detalle.
 */
.historia-director-imagen img {
    width: auto;
    height: auto;
    max-width: 220px;
    max-height: 285px;
    display: block;
    margin: auto;
    object-fit: contain;
    object-position: center;
    border-radius: 8px;
    background: #edf3f6;
    box-shadow: 0 8px 20px rgba(21, 47, 64, .08);
    image-rendering: auto;
    filter: none;
}

.historia-director-sin-imagen {
    width: 100%;
    min-height: 285px;
    display: grid;
    place-items: center;
    padding: 18px;
    color: var(--hist-muted);
    text-align: center;
    font-size: .82rem;
}

.historia-director-body {
    display: grid;
    gap: 5px;
    padding: 17px 18px 19px;
}

.historia-director-body strong {
    color: var(--hist-ink);
    font-size: .96rem;
    line-height: 1.35;
}

.historia-director-body span {
    color: var(--hist-blue);
    font-size: .78rem;
    font-weight: 750;
}

.historia-empty {
    padding: 18px;
    border: 1px dashed #b9cbd5;
    border-radius: 12px;
    color: var(--hist-muted);
    background: #fff;
}


/* META */

.historia-last-update {
    margin: 24px 0 0;
    color: var(--hist-muted);
    text-align: right;
    font-size: .78rem;
}


/* ERROR */

.historia-alerta {
    width: min(900px, calc(100% - 32px));
    margin: 50px auto;
    padding: 20px;
    border: 1px solid #ead9a7;
    border-radius: 10px;
    background: #fff8df;
}


/* RESPONSIVE */

@media (max-width: 960px) {
    .historia-hero-grid,
    .historia-layout {
        grid-template-columns: 1fr;
    }

    .historia-nav {
        position: static;
    }

    .historia-nav-links {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }

    .historia-directores-grid {
        grid-template-columns:
            repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 680px) {
    .historia-director-imagen {
        min-height: 300px;
    }

    .historia-director-imagen img {
        max-width: 210px;
        max-height: 270px;
    }

    .historia-container {
        width: min(
            100% - 28px,
            1180px
        );
    }

    .historia-hero {
        padding-block: 48px;
    }

    .historia-hero-grid {
        gap: 38px;
    }

    .historia-hitos {
        padding: 20px;
    }

    .historia-articulo {
        padding: 24px 20px;
    }

    .historia-nav-links,
    .historia-directores-grid,
    .historia-directores-header {
        grid-template-columns: 1fr;
    }

    .historia-directores-header {
        gap: 12px;
    }

    .historia-last-update {
        text-align: left;
    }
}

@media (prefers-reduced-motion: reduce) {
    .historia-nav-link,
    .historia-director {
        transition: none;
    }
}