/* ==========================================================================
   Hoja de estilos compartida para las subsedes de la exposición
   "Mujer y Guardia Civil". Diseño responsive, accesible y coherente con la
   página principal del proyecto.
   ========================================================================== */

:root {
    --brand-green: #3f6a4f;
    --brand-green-deep: #1f3d2b;
    --brand-red: #9e2c28;
    --brand-gold: #d6b15f;
    --ink: #24363d;
    --ink-soft: #455e65;
    --surface: #ffffff;
    --surface-alt: #f7f5ef;
    --border: rgba(44, 58, 52, 0.14);
    --shadow-soft: 0 16px 36px rgba(19, 32, 28, 0.12);
    --shadow-strong: 0 28px 70px rgba(19, 32, 28, 0.22);
    --radius: 1rem;
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: var(--ink);
    background:
        radial-gradient(circle at top left, rgba(214, 177, 95, 0.12), transparent 28%),
        radial-gradient(circle at top right, rgba(159, 191, 170, 0.16), transparent 32%),
        linear-gradient(180deg, #f7f5ef 0%, #f9f8f4 30%, #ffffff 100%);
    line-height: 1.65;
}

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

a {
    color: var(--brand-green-deep);
}

/* --- Enlace de salto (accesibilidad) ------------------------------------- */
.skip-link {
    position: fixed;
    top: 0.75rem;
    left: 0.75rem;
    z-index: 10002;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    background: var(--brand-green-deep);
    color: #fff;
    text-decoration: none;
    transform: translateY(-200%);
    transition: transform 0.2s ease;
}

.skip-link:focus-visible {
    transform: translateY(0);
}

.visually-hidden {
    position: absolute !important;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
    border: 0;
}

/* --- Cabeceras de subsede ------------------------------------------------
   Cada subsede conserva la cabecera con la que se identificaba (la bandera de
   España, la cabecera verde de la Sala Histórica o la portada de la exposición
   de Guadalajara), reconstruida con la misma paleta y tipografía pero con un
   acabado y un movimiento más cuidados. Todo el movimiento se desactiva con
   "prefers-reduced-motion" (ver el final de la hoja).
   ------------------------------------------------------------------------- */
.cabecera {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    color: #fff;
    text-align: center;
    background-color: var(--brand-green-deep);
}

.cabecera__contenido {
    position: relative;
    z-index: 2;
    width: 100%;
}

.cabecera__etiqueta {
    margin: 0 0 0.4rem;
    font-size: clamp(0.66rem, 1.4vw, 0.8rem);
    font-weight: 700;
    letter-spacing: 0.24em;
    text-transform: uppercase;
    color: var(--brand-gold);
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.7);
    animation: cabecera-aparece 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) both;
}

.cabecera__titulo {
    margin: 0;
    font-family: "Brush Script MT", "Segoe Script", "Lucida Handwriting", cursive;
    font-style: italic;
    font-weight: 700;
    font-size: clamp(2rem, 6.4vw, 4rem);
    line-height: 1.05;
    text-shadow: 0 3px 16px rgba(0, 0, 0, 0.6), 0 1px 2px rgba(0, 0, 0, 0.8);
    animation: cabecera-aparece 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) 0.1s both;
}

.cabecera__subtitulo {
    margin: 0.35rem 0 0;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.1rem, 3vw, 1.9rem);
    color: rgba(255, 255, 255, 0.95);
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.45);
    animation: cabecera-aparece 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) 0.2s both;
}

@keyframes cabecera-aparece {
    from { opacity: 0; transform: translateY(0.85rem); }
    to { opacity: 1; transform: none; }
}

/* Variante "bandera": Trabajos, Burgos, Mujeres de Uniforme, Zaragoza... --- */
.cabecera--bandera {
    display: grid;
    place-items: center;
    min-height: clamp(7rem, 17vw, 10.5rem);
    padding: clamp(1.6rem, 4vw, 2.75rem) clamp(1rem, 4vw, 2rem);
    background-color: #6f1011;
    background-image: url("../images/bandera_espana.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    border-bottom: 3px solid var(--brand-gold);
}

/* Oscurecido suave: sube el contraste del texto sobre el amarillo. */
.cabecera--bandera::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg, rgba(12, 10, 8, 0.5) 0%, rgba(12, 10, 8, 0.14) 45%, rgba(12, 10, 8, 0.58) 100%);
    pointer-events: none;
}

/* Barrido de luz lento sobre la bandera. */
.cabecera--bandera::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
    background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, 0.3) 50%, transparent 62%);
    transform: translateX(-130%);
    animation: cabecera-brillo 7.5s ease-in-out 1.4s infinite;
}

@keyframes cabecera-brillo {
    0% { transform: translateX(-130%); }
    32%, 100% { transform: translateX(130%); }
}

/* Variante "sala": cabecera de la Sala Histórica (exposición de Navaleno). - */
.cabecera--sala {
    padding: clamp(1.4rem, 3.5vw, 2.2rem) clamp(1rem, 5vw, 3rem);
    background:
        radial-gradient(circle at 20% 15%, rgba(255, 255, 255, 0.14), transparent 45%),
        linear-gradient(135deg, #076c42 0%, #0a7d4c 55%, #055f36 100%);
    border: 10px solid #fff;
    border-top: 0;
    border-bottom: 0;
}

.cabecera--sala .cabecera__contenido {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: clamp(1.25rem, 4vw, 3.25rem);
    max-width: 84rem;
    margin: 0 auto;
}

.cabecera__logo {
    flex: 0 0 auto;
    width: clamp(5.5rem, 14vw, 8.75rem);
    height: auto;
    filter: drop-shadow(0 14px 28px rgba(0, 0, 0, 0.42));
    /* Balanceo 3D suave: el emblema nunca queda de canto. */
    animation: cabecera-logo 7s ease-in-out infinite;
}

@keyframes cabecera-logo {
    0% { transform: perspective(60rem) rotateY(-14deg) scale(1); }
    50% { transform: perspective(60rem) rotateY(14deg) scale(1.04); }
    100% { transform: perspective(60rem) rotateY(-14deg) scale(1); }
}

.cabecera--sala h1 {
    margin: 0;
    font-family: Georgia, "Times New Roman", serif;
    font-weight: 700;
    font-size: clamp(1.6rem, 4.4vw, 3rem);
    line-height: 1.1;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.35);
    animation: cabecera-aparece 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) both;
}

.cabecera__boton {
    display: inline-block;
    margin-top: clamp(0.9rem, 2vw, 1.25rem);
    padding: 0.6rem 1.75rem;
    border-radius: 999px;
    background: linear-gradient(180deg, #c62b27 0%, #9e2c28 100%);
    color: #fff;
    font-weight: 600;
    font-size: clamp(0.92rem, 2vw, 1.08rem);
    text-decoration: none;
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
    transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
    animation: cabecera-aparece 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) 0.28s both;
}

.cabecera__boton:hover,
.cabecera__boton:focus-visible {
    transform: translateY(-2px);
    filter: brightness(1.12);
    box-shadow: 0 18px 32px rgba(0, 0, 0, 0.38);
}

/* Variante "portada": portada de la exposición de Guadalajara. ------------ */
.cabecera--portada {
    display: grid;
    place-items: center;
    min-height: min(90svh, 48rem);
    padding: clamp(3rem, 9vw, 6rem) clamp(1.25rem, 6vw, 4rem);
    background-color: #0d1712;
}

.cabecera__fondo {
    position: absolute;
    inset: -4%;
    z-index: 0;
    width: 108%;
    height: 108%;
    max-width: none;
    object-fit: cover;
    animation: cabecera-zoom 26s ease-in-out infinite alternate;
}

@keyframes cabecera-zoom {
    from { transform: scale(1.02); }
    to { transform: scale(1.14); }
}

.cabecera--portada::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg, rgba(6, 12, 9, 0.55) 0%, rgba(6, 12, 9, 0.32) 40%, rgba(6, 12, 9, 0.72) 100%);
    pointer-events: none;
}

.cabecera--portada .cabecera__contenido {
    max-width: 62rem;
    margin: 0 auto;
}

.cabecera--portada .cabecera__titulo {
    font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    font-style: normal;
    font-weight: 700;
    letter-spacing: -0.01em;
    font-size: clamp(1.95rem, 6vw, 4.25rem);
    text-shadow: 0 6px 30px rgba(0, 0, 0, 0.72), 0 2px 4px rgba(0, 0, 0, 0.6);
    animation: none;   /* el titulo se anima palabra a palabra */
}

.cabecera__palabra {
    display: inline-block;
    animation: cabecera-enfoca 0.85s cubic-bezier(0.18, 0.86, 0.28, 1) both;
}

@keyframes cabecera-enfoca {
    from { opacity: 0; transform: translateY(1.1rem) scale(0.94); filter: blur(0.5rem); }
    to { opacity: 1; transform: none; filter: blur(0); }
}

.cabecera__palabra:nth-child(1) { animation-delay: 0.1s; }
.cabecera__palabra:nth-child(2) { animation-delay: 0.18s; }
.cabecera__palabra:nth-child(3) { animation-delay: 0.26s; }
.cabecera__palabra:nth-child(4) { animation-delay: 0.34s; }
.cabecera__palabra:nth-child(5) { animation-delay: 0.42s; }
.cabecera__palabra:nth-child(6) { animation-delay: 0.5s; }
.cabecera__palabra:nth-child(7) { animation-delay: 0.58s; }
.cabecera__palabra:nth-child(8) { animation-delay: 0.66s; }

.cabecera--portada .cabecera__subtitulo {
    font-family: "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    animation-delay: 0.8s;
}

.cabecera__cta {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    margin-top: clamp(1.2rem, 3vw, 1.9rem);
    padding: 0.8rem 1.9rem;
    border-radius: 999px;
    background: linear-gradient(180deg, #2b8ae6 0%, #1a6fc4 100%);
    color: #fff;
    font-weight: 600;
    font-size: clamp(1rem, 2.2vw, 1.15rem);
    text-decoration: none;
    box-shadow: 0 16px 34px rgba(0, 0, 0, 0.4);
    transition: transform 0.25s ease, box-shadow 0.25s ease, filter 0.25s ease;
    animation: cabecera-aparece 0.9s cubic-bezier(0.2, 0.7, 0.3, 1) 0.95s both;
}

.cabecera__cta:hover,
.cabecera__cta:focus-visible {
    transform: translateY(-2px);
    filter: brightness(1.12);
    box-shadow: 0 22px 42px rgba(0, 0, 0, 0.45);
}

.cabecera__flecha {
    animation: cabecera-flecha 1.8s ease-in-out infinite;
}

@keyframes cabecera-flecha {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(0.3rem); }
}

@media (max-width: 40rem) {
    .cabecera--sala .cabecera__contenido { gap: 0.9rem; }
    .cabecera__etiqueta { font-size: 0.62rem; letter-spacing: 0.14em; }
}

/* --- Contenido principal ------------------------------------------------- */
.sede-main {
    display: block;
    max-width: 96rem;
    margin: 0 auto;
    padding: clamp(1.25rem, 3vw, 2.5rem) clamp(0.9rem, 3vw, 2rem) 3rem;
}

.sede-intro {
    max-width: 60rem;
    margin: 0 auto clamp(1.5rem, 4vw, 2.75rem);
    text-align: center;
}

.sede-intro p {
    margin: 0;
    font-size: clamp(1rem, 1.6vw, 1.15rem);
    color: var(--ink-soft);
}

/* --- Vídeos -------------------------------------------------------------- */
.videos {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 22rem), 1fr));
    gap: clamp(1rem, 3vw, 1.75rem);
    margin-bottom: clamp(1.75rem, 4vw, 3rem);
}

.videos figure {
    margin: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0.6rem;
    box-shadow: var(--shadow-soft);
}

.video-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
}

.video-frame iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    border: 0;
    border-radius: calc(var(--radius) - 0.4rem);
}

/* --- Barra de redes sociales -------------------------------------------- */
.social {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin: 0 0 clamp(1.5rem, 4vw, 2.5rem);
}

.social a {
    padding: 0.55rem 1.1rem;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: var(--surface);
    color: var(--brand-green-deep);
    font-size: 0.92rem;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 6px 18px rgba(19, 32, 28, 0.08);
    transition: background-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
}

.social a:hover,
.social a:focus-visible {
    background: var(--brand-green);
    color: #fff;
    transform: translateY(-2px);
}

/* --- Galería tipo mosaico (CSS columns, sin JS) -------------------------- */
.galeria {
    list-style: none;
    margin: 0;
    padding: 0;
    column-count: 4;
    column-gap: clamp(0.5rem, 1.2vw, 0.9rem);
}

.galeria li {
    break-inside: avoid;
    margin: 0 0 clamp(0.5rem, 1.2vw, 0.9rem);
}

.galeria a {
    display: block;
    border-radius: 0.6rem;
    overflow: hidden;
    background: var(--surface-alt);
    box-shadow: 0 6px 18px rgba(19, 32, 28, 0.1);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.galeria a:hover,
.galeria a:focus-visible {
    transform: translateY(-3px);
    box-shadow: var(--shadow-strong);
}

.galeria img {
    width: 100%;
    background: linear-gradient(135deg, #ece9df, #f7f5ef);
}

.galeria picture {
    display: block;
}

@media (max-width: 75rem) {
    .galeria { column-count: 3; }
}

@media (max-width: 48rem) {
    .galeria { column-count: 2; }
}

@media (max-width: 30rem) {
    .galeria { column-count: 1; }
}

/* --- Visor (lightbox) ---------------------------------------------------- */
.lightbox {
    width: min(96vw, 90rem);
    max-width: none;
    max-height: 100dvh;
    padding: 0;
    border: 0;
    background: transparent;
    color: #fff;
}

.lightbox[open] {
    display: grid;
    place-items: center;
}

.lightbox::backdrop {
    background: rgba(10, 16, 13, 0.92);
}

.lightbox__figure {
    margin: 0;
    display: grid;
    gap: 0.75rem;
    justify-items: center;
}

.lightbox__img {
    max-width: 100%;
    max-height: 78dvh;
    width: auto;
    border-radius: 0.75rem;
    box-shadow: var(--shadow-strong);
}

.lightbox__caption {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.85);
    text-align: center;
    max-width: 60rem;
}

.lightbox__controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
    margin-top: 0.5rem;
}

.lightbox__controls button {
    min-width: 3rem;
    min-height: 3rem;
    padding: 0.6rem 1.1rem;
    font-size: 1rem;
    font-weight: 600;
    color: #fff;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.14);
    border: 1px solid rgba(255, 255, 255, 0.4);
    border-radius: 999px;
    transition: background-color 0.2s ease, color 0.2s ease;
}

.lightbox__controls button:hover,
.lightbox__controls button:focus-visible {
    background: #fff;
    color: var(--brand-green-deep);
}

/* --- Formulario de contacto --------------------------------------------- */
.contacto {
    max-width: 46rem;
    margin: clamp(2.5rem, 6vw, 4.5rem) auto 0;
    padding: clamp(1.5rem, 4vw, 2.5rem);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    background: var(--surface);
    box-shadow: var(--shadow-soft);
    text-align: center;
}

.contacto h2 {
    margin: 0 0 0.5rem;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.5rem, 3.4vw, 2.2rem);
    color: var(--brand-green-deep);
}

.contacto > p {
    max-width: 36rem;
    margin: 0 auto clamp(1.25rem, 3vw, 1.75rem);
    color: var(--ink-soft);
}

.contacto__formulario {
    display: grid;
    gap: 1rem;
    text-align: left;
}

.campo {
    display: grid;
    gap: 0.35rem;
}

.campo label {
    font-size: 0.88rem;
    font-weight: 600;
    color: var(--brand-green-deep);
}

.campo input,
.campo textarea {
    width: 100%;
    padding: 0.75rem 0.9rem;
    border: 1px solid rgba(44, 58, 52, 0.28);
    border-radius: 0.75rem;
    background: #fff;
    color: inherit;
    font: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.campo input:focus-visible,
.campo textarea:focus-visible {
    outline: none;
    border-color: var(--brand-green);
    box-shadow: 0 0 0 3px rgba(63, 106, 79, 0.22);
}

.campo textarea {
    min-height: 9rem;
    resize: vertical;
}

/* Campo trampa: invisible para las personas, tentador para los robots. */
.campo--trampa {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.contacto__enviar {
    justify-self: center;
    margin-top: 0.5rem;
    padding: 0.8rem 1.9rem;
    border: 0;
    border-radius: 999px;
    background: linear-gradient(180deg, var(--brand-green) 0%, var(--brand-green-deep) 100%);
    color: #fff;
    font: inherit;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 14px 28px rgba(19, 32, 28, 0.22);
    transition: transform 0.2s ease, filter 0.2s ease, box-shadow 0.2s ease;
}

.contacto__enviar:hover,
.contacto__enviar:focus-visible {
    transform: translateY(-2px);
    filter: brightness(1.08);
    box-shadow: 0 18px 34px rgba(19, 32, 28, 0.28);
}

/* --- Pie ----------------------------------------------------------------- */
.sede-footer {
    padding: 2rem 1rem 3rem;
    text-align: center;
    color: var(--ink-soft);
    border-top: 1px solid var(--border);
    background: rgba(255, 255, 255, 0.6);
}

.sede-footer a {
    font-weight: 600;
}

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-delay: 0s !important;
        transition-duration: 0.001ms !important;
    }
}