/* CSS Personalizado - Fundación Arte Castilleja */

:root {
    --fac-marfil: #F9F8F6;
    --fac-negro: #0A0A0A;
    --fac-blanco: #FFFFFF;
    --fac-gris-claro: #E5E5E5;
    --fac-gris-texto: #444444;
}

/* Reset y Base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    background-color: var(--fac-marfil);
    color: var(--fac-negro);
}

body {
    background-color: var(--fac-marfil);
    color: var(--fac-negro);
    font-family: 'Montserrat', sans-serif;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Tipografía de Lujo */
.font-serif {
    font-family: 'Playfair Display', serif;
}

.font-sans {
    font-family: 'Montserrat', sans-serif;
}

/* Scrollbar Personalizada */
::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--fac-marfil);
}

::-webkit-scrollbar-thumb {
    background: rgba(10, 10, 10, 0.2);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--fac-negro);
}

/* HEADER & FOOTER */
.fac-header-wrapper {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 9999;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background-color: transparent;
    padding: 30px 5%;
    border-bottom: 1px solid transparent;
}

.fac-header-wrapper.is-scrolled {
    background-color: var(--fac-marfil);
    padding: 18px 5%;
    border-bottom: 1px solid rgba(10, 10, 10, 0.05);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02);
}

.fac-nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

.fac-logo-container {
    height: 40px;
    display: flex;
    align-items: center;
}

.fac-logo-container img {
    height: 100%;
    width: auto;
    object-fit: contain;
    transition: opacity 0.4s ease;
}

.fac-logo-black {
    display: none;
}

.fac-logo-white {
    display: block;
}

.fac-header-wrapper.is-scrolled .fac-logo-white {
    display: none;
}

.fac-header-wrapper.is-scrolled .fac-logo-black {
    display: block;
}

.fac-desktop-menu {
    display: flex;
    gap: 40px;
}

.fac-desktop-menu a {
    font-size: 11px;
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--fac-blanco);
    text-decoration: none;
    transition: all 0.4s ease;
    position: relative;
    padding: 5px 0;
}

.fac-desktop-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background-color: var(--fac-blanco);
    transition: width 0.4s ease;
}

.fac-desktop-menu a:hover::after {
    width: 100%;
}

.fac-desktop-menu a:hover {
    opacity: 0.9;
}

.fac-header-wrapper.is-scrolled .fac-desktop-menu a {
    color: var(--fac-negro);
}

.fac-header-wrapper.is-scrolled .fac-desktop-menu a::after {
    background-color: var(--fac-negro);
}

.fac-btn-contacto {
    font-size: 10px;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--fac-blanco);
    border: 1px solid var(--fac-blanco);
    padding: 12px 24px;
    text-decoration: none;
    transition: all 0.4s ease;
}

.fac-btn-contacto:hover {
    background-color: var(--fac-blanco);
    color: var(--fac-negro);
}

.fac-header-wrapper.is-scrolled .fac-btn-contacto {
    color: var(--fac-negro);
    border-color: var(--fac-negro);
}

.fac-header-wrapper.is-scrolled .fac-btn-contacto:hover {
    background-color: var(--fac-negro);
    color: var(--fac-marfil);
}

/* Force Dark Header State (e.g. for Contact, Patronato, Articulos) */
.force-dark-header .fac-logo-white {
    display: none !important;
}

.force-dark-header .fac-logo-black {
    display: block !important;
}

.force-dark-header .fac-desktop-menu a {
    color: var(--fac-negro) !important;
    font-weight: 400 !important;
}

.force-dark-header .fac-desktop-menu a::after {
    background-color: var(--fac-negro) !important;
}

.force-dark-header .fac-btn-contacto {
    color: var(--fac-negro) !important;
    border-color: var(--fac-negro) !important;
}

.force-dark-header .fac-btn-contacto:hover {
    background-color: var(--fac-negro) !important;
    color: var(--fac-marfil) !important;
}

/* Menú Móvil Hamburger */
.fac-mobile-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 25px;
    height: 18px;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 10001;
}

.fac-mobile-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    background-color: var(--fac-blanco);
    transition: all 0.4s ease;
}

.fac-header-wrapper.is-scrolled .fac-mobile-toggle span {
    background-color: var(--fac-negro);
}

.force-dark-header .fac-mobile-toggle span {
    background-color: var(--fac-negro) !important;
}

/* Estado Activo del Toggle */
.fac-mobile-toggle.is-active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
    background-color: var(--fac-negro) !important;
}

.fac-mobile-toggle.is-active span:nth-child(2) {
    opacity: 0;
}

.fac-mobile-toggle.is-active span:nth-child(3) {
    transform: translateY(-9px) rotate(-45deg);
    background-color: var(--fac-negro) !important;
}

/* Overlay Menú Móvil */
.fac-mobile-menu-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background-color: var(--fac-marfil);
    z-index: 10000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.fac-mobile-close {
    position: absolute;
    top: 40px;
    right: 5%;
    width: 28px;
    height: 28px;
    background: transparent;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 10002;
    padding: 0;
}

.fac-mobile-close span {
    display: block;
    width: 25px;
    height: 1px;
    background-color: var(--fac-negro);
    transition: transform 0.3s ease;
}

.fac-mobile-close span:nth-child(1) {
    transform: rotate(45deg);
}

.fac-mobile-close span:nth-child(2) {
    transform: translateY(-1px) rotate(-45deg);
}

.fac-mobile-menu-overlay.is-active {
    opacity: 1;
    visibility: visible;
}

.fac-mobile-menu-logo {
    margin-bottom: 40px;
    opacity: 0;
    transform: translateY(15px);
    transition: opacity 0.5s ease, transform 0.5s ease;
    transition-delay: 0.1s;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
}

.fac-mobile-menu-logo img {
    height: 70px !important;
    width: auto !important;
    max-width: 80% !important;
    object-fit: contain !important;
}

.fac-mobile-menu-overlay.is-active .fac-mobile-menu-logo {
    opacity: 1;
    transform: translateY(0);
}

.fac-mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 30px;
    text-align: center;
    margin-bottom: 50px;
}

.fac-mobile-nav a {
    font-family: 'Playfair Display', serif;
    font-size: 32px;
    font-weight: 300;
    color: var(--fac-negro);
    text-decoration: none;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.fac-mobile-menu-overlay.is-active .fac-mobile-nav a {
    opacity: 1;
    transform: translateY(0);
}

/* Retardo de entrada de links móviles */
.fac-mobile-menu-overlay.is-active .fac-mobile-nav a:nth-child(1) { transition-delay: 0.2s; }
.fac-mobile-menu-overlay.is-active .fac-mobile-nav a:nth-child(2) { transition-delay: 0.3s; }
.fac-mobile-menu-overlay.is-active .fac-mobile-nav a:nth-child(3) { transition-delay: 0.4s; }
.fac-mobile-menu-overlay.is-active .fac-mobile-nav a:nth-child(4) { transition-delay: 0.5s; }
.fac-mobile-menu-overlay.is-active .fac-mobile-nav a:nth-child(5) { transition-delay: 0.6s; }

.fac-mobile-menu-overlay .fac-btn-contacto-mobile {
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--fac-negro);
    border: 1px solid var(--fac-negro);
    padding: 14px 35px;
    text-decoration: none;
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(20px);
}

.fac-mobile-menu-overlay.is-active .fac-btn-contacto-mobile {
    opacity: 1;
    transform: translateY(0);
    transition-delay: 0.7s;
}

.fac-mobile-menu-overlay .fac-btn-contacto-mobile:hover {
    background-color: var(--fac-negro);
    color: var(--fac-marfil);
}

/* HERO HOME */
.fac-hero-section {
    position: relative;
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    overflow: hidden;
    background-color: #0A0A0A;
}

.fac-hero-bg {
    position: absolute;
    height: 115%;
    width: 100%;
    top: 0;
    left: 0;
    background-size: cover;
    background-position: center 2%;
    z-index: 1;
    will-change: transform;
}

.fac-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, rgba(10,10,10,0.2) 0%, rgba(10,10,10,0.8) 100%);
    z-index: 2;
}

.fac-hero-content {
    position: relative;
    z-index: 3;
    padding: 0 5%;
    max-width: 1400px;
    margin-top: 240px;
}

.fac-hero-title {
    font-family: 'Playfair Display', serif;
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 400;
    line-height: 1.1;
    color: #FFFFFF;
    margin-bottom: 40px;
}

.fac-texto-cursiva {
    font-style: italic !important;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.95);
}

.fac-title-line {
    display: block;
    overflow: hidden;
    padding-bottom: 10px;
}

.fac-title-text {
    display: inline-block;
    opacity: 0;
    transform: translateY(100%);
}

.gsap-reveal {
    opacity: 0;
    transform: translateY(45px);
}

/* PARALLAX & EFFECTS */
.fac-card-img {
    transition: transform 1.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.group:hover .fac-card-img {
    transform: scale(1.03);
}

/* EXPOSICIONES */
.gsap-line {
    transform: scaleX(0);
    transform-origin: left;
}

.fac-agenda-desc {
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transform: translateY(-10px);
    transition: all 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.group:hover .fac-agenda-desc {
    max-height: 250px;
    opacity: 1;
    margin-top: 15px;
    transform: translateY(0);
}

/* PATRONATO PORTRAITS */
.fac-portrait-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 3/4;
    overflow: hidden;
    background-color: var(--fac-gris-claro);
}

.fac-portrait-img {
    width: 100%;
    height: 120%;
    background-size: cover;
    background-position: center;
    filter: grayscale(100%) contrast(1.15) brightness(0.85);
    transition: filter 1.4s ease, transform 1.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform, filter;
}

.group:hover .fac-portrait-img {
    filter: grayscale(0%) contrast(1) brightness(1);
    transform: scale(1.04);
}

/* FORMULARIOS DE CONTACTO */
.fac-input {
    width: 100%;
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(10, 10, 10, 0.15);
    padding: 16px 0;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    color: var(--fac-negro);
    font-weight: 300;
    transition: border-color 0.4s ease;
}

.fac-input:focus {
    outline: none;
    border-bottom: 1px solid var(--fac-negro);
}

.fac-input::placeholder {
    color: #888888;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    font-size: 10px;
}

/* Responsividad General */
@media (max-width: 968px) {
    .fac-desktop-menu {
        display: none;
    }
    
    .fac-btn-contacto {
        display: none;
    }
    
    .fac-mobile-toggle {
        display: flex;
    }
}

/* Limpieza de formato para contenido pegado desde Word/Web en el editor Quill */
.articulo-contenido, .articulo-contenido * {
    background-color: transparent !important;
    background: transparent !important;
}

.articulo-contenido p, 
.articulo-contenido span, 
.articulo-contenido div {
    font-family: 'Montserrat', sans-serif !important;
    color: #374151 !important; /* text-gray-700 */
    line-height: 1.95 !important;
    font-size: 15px !important;
}

.articulo-contenido h2, 
.articulo-contenido h3, 
.articulo-contenido h4 {
    font-family: 'Playfair Display', serif !important;
    color: #0A0A0A !important;
    font-weight: 500 !important;
    margin-top: 2rem !important;
    margin-bottom: 1rem !important;
}

/* Estilo para el lienzo interactivo (Opción 3 Promo Sierra Norte) */
.interactive-canvas {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
}
.interactive-canvas img {
    transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1), filter 0.8s ease;
    filter: grayscale(25%) contrast(98%);
}
.interactive-canvas:hover img {
    transform: scale(1.05);
    filter: grayscale(0%) contrast(100%);
}
.interactive-canvas::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(10,10,10,0.65) 0%, transparent 60%);
    opacity: 0.8;
    transition: opacity 0.5s ease;
}
.interactive-canvas:hover::after {
    opacity: 0.45;
}

/* Sección Promocional Sierra Norte */
.fac-promo-section {
    padding: 90px 5%;
    background-color: #F9F8F6;
    border-bottom: 1px solid rgba(10, 10, 10, 0.1);
}

.fac-promo-card {
    max-width: 1350px;
    margin: 0 auto;
    background-color: #FFFFFF;
    border: 1px solid rgba(10, 10, 10, 0.1);
    border-radius: 24px;
    padding: 36px 28px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
}

.fac-promo-grid {
    display: flex;
    flex-direction: column;
    gap: 36px;
    align-items: center;
}

@media (min-width: 768px) {
    .fac-promo-card {
        padding: 56px 64px;
    }
    .fac-promo-grid {
        display: grid;
        grid-template-columns: 1.2fr 0.8fr;
        gap: 56px;
        align-items: center;
    }
}

.fac-promo-img-box {
    max-height: 440px;
    width: 100%;
    border-radius: 16px;
    overflow: hidden;
}

.fac-promo-img-box img {
    width: 100%;
    height: 100%;
    max-height: 440px;
    object-fit: cover;
    border-radius: 16px;
}