/* =============================================
   FUNDACIÓN SALEM — Stylesheet
   Paleta: Azul oscuro navy + Oro + Blanco perla
   ============================================= */

/* ---- VARIABLES ---- */
:root {
    --navy-deep: #06101e;
    --navy: #0a1a2e;
    --navy-mid: #0f2444;
    --gold: #c9a84c;
    --gold-light: #e8c97a;
    --gold-dim: rgba(201, 168, 76, 0.15);
    --white: #f5f0e8;
    --gray: #8fa3b8;
    --section-light: #0d1f35;
    --section-dark: #060f1c;
    --font-serif: 'Playfair Display', Georgia, serif;
    --font-sans: 'Lato', sans-serif;
    --transition: 0.4s cubic-bezier(0.25, 0.8, 0.25, 1);
    --radius: 12px;
}

/* ---- RESET Y BASE ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
    font-family: var(--font-sans);
    background: var(--navy-deep);
    color: var(--white);
    line-height: 1.7;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

.container {
    width: 92%;
    max-width: 1160px;
    margin: 0 auto;
}

section { padding: 100px 0; }

/* ---- LOADER ---- */
#page-loader {
    position: fixed; inset: 0;
    background: var(--navy-deep);
    display: flex; align-items: center; justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s, visibility 0.6s;
}
#page-loader.hidden { opacity: 0; visibility: hidden; }
.loader-symbol {
    font-size: 4rem;
    color: var(--gold);
    animation: pulse 1s ease-in-out infinite alternate;
}
@keyframes pulse { from { opacity: 0.3; transform: scale(0.9); } to { opacity: 1; transform: scale(1.1); } }

/* ---- REVEAL ANIMATIONS ---- */
.reveal {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.8s var(--transition), transform 0.8s var(--transition);
}
.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- HEADER ---- */
header {
    background: linear-gradient(180deg, #000a14 0%, var(--navy-deep) 100%);
    padding: 40px 0 30px;
    border-bottom: 1px solid var(--gold-dim);
    position: relative;
    overflow: hidden;
}
header::after {
    content: '';
    position: absolute;
    bottom: -1px; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}
.header-inner { display: flex; align-items: center; justify-content: center; }
.logo-wrap { display: flex; align-items: center; gap: 24px; }
.logo-symbol { width: 140px; filter: drop-shadow(0 0 18px rgba(201,168,76,0.5)); }
.logo-text { display: flex; flex-direction: column; }
.logo-name {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--gold-light);
    line-height: 1.3;
}
.logo-tagline {
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--gray);
    margin-top: 4px;
}

/* ---- NAV ---- */
#main-nav {
    background: transparent;       /* en Inicio: transparente, las notas pasan sin cortarse */
    border-bottom: 1px solid transparent;
    position: sticky; top: 0; z-index: 1000;
    transition: background var(--transition), box-shadow var(--transition),
                backdrop-filter var(--transition), border-color var(--transition);
}
/* Línea dorada degradada inferior (aparece al hacer scroll) */
#main-nav::after {
    content: '';
    position: absolute;
    left: 0; right: 0; bottom: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201,168,76,0.55), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}
/* Al hacer scroll, se vuelve vidrio esmerilado y legible */
#main-nav.scrolled {
    background: rgba(6, 11, 20, 0.82);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    box-shadow: 0 8px 30px rgba(0,0,0,0.35);
}
#main-nav.scrolled::after { opacity: 1; }
.nav-inner {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0;
    min-height: 60px;
}
#nav-list {
    list-style: none;
    display: flex; gap: 4px;
    padding: 12px 0;
    flex-wrap: wrap;
    justify-content: center;
}
.nav-link {
    display: inline-flex;
    align-items: center;
    line-height: 1;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--gray);
    padding: 10px 18px;
    border-radius: 30px;
    transition: color var(--transition), background var(--transition);
}
.nav-link:hover { color: var(--gold-light); }
.nav-link.active {
    color: var(--gold);
    background: linear-gradient(180deg, rgba(201,168,76,0.18), rgba(201,168,76,0.06));
    box-shadow: inset 0 0 0 1px rgba(201,168,76,0.3);
}
.nav-cta {
    color: var(--gold) !important;
    border: 1px solid rgba(201,168,76,0.7);
    border-radius: 30px;
    margin-left: 6px;
    transition: color var(--transition), background var(--transition), box-shadow var(--transition);
}
.nav-cta:hover {
    background: var(--gold) !important;
    color: var(--navy-deep) !important;
    box-shadow: 0 4px 18px rgba(201,168,76,0.4);
}
.nav-toggle {
    display: none;
    background: none; border: none;
    color: var(--gold); font-size: 1.5rem;
    cursor: pointer; padding: 10px;
    margin-left: auto;
}

/* ---- HERO ---- */
.hero {
    min-height: 90vh;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    text-align: center;
    position: relative;
    background: radial-gradient(ellipse at 50% 0%, rgba(201,168,76,0.07) 0%, transparent 65%),
                linear-gradient(180deg, var(--navy-deep) 0%, #060e1d 100%);
    overflow: hidden;
    padding: 80px 20px;
}
.hero-bg-lines {
    position: absolute; inset: 0;
    background-image:
        linear-gradient(rgba(201,168,76,0.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201,168,76,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 820px; }
.hero-eyebrow {
    font-size: 0.75rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
}
.hero-title {
    font-family: var(--font-serif);
    font-size: clamp(2.6rem, 6vw, 5rem);
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 24px;
    color: var(--white);
}
.hero-title em { color: var(--gold-light); font-style: italic; }
.hero-sub {
    font-size: 1.1rem;
    color: var(--gray);
    margin-bottom: 44px;
    line-height: 1.8;
}
.hero-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero-scroll {
    position: absolute; bottom: 36px; left: 50%; transform: translateX(-50%);
}
.hero-scroll span {
    display: block; width: 1px; height: 60px;
    background: linear-gradient(to bottom, transparent, var(--gold));
    margin: 0 auto;
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%,100%{ opacity:0.2; transform:scaleY(0.6) } 50%{ opacity:1; transform:scaleY(1) } }

/* ---- BUTTONS ---- */
.btn {
    display: inline-block;
    padding: 14px 34px;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 6px;
    border: none; cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn-gold {
    background: var(--gold);
    color: var(--navy-deep);
    box-shadow: 0 4px 20px rgba(201,168,76,0.3);
}
.btn-gold:hover { background: var(--gold-light); transform: translateY(-3px); box-shadow: 0 8px 30px rgba(201,168,76,0.4); }
.btn-outline {
    background: transparent;
    color: var(--gold);
    border: 1px solid var(--gold);
}
.btn-outline:hover { background: var(--gold-dim); transform: translateY(-3px); }
.btn-full { width: 100%; text-align: center; }

/* ---- SECTION LABELS & TITLES ---- */
.section-label {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 12px;
}
h2 {
    font-family: var(--font-serif);
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    color: var(--gold-light);
    margin-bottom: 36px;
    line-height: 1.2;
}
.section-intro {
    max-width: 640px;
    margin: 0 auto 56px;
    color: var(--gray);
    text-align: center;
    font-size: 1.05rem;
}

/* ---- SECTION ALTERNATING BACKGROUNDS ---- */
.section-light { background: var(--section-light); }
.section-dark  { background: var(--section-dark); }

/* ---- PROPÓSITO ---- */
.purpose-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
    margin-top: 40px;
}
.purpose-text p { color: var(--gray); margin-bottom: 18px; }
.purpose-text strong { color: var(--white); }
.purpose-values { display: flex; flex-direction: column; gap: 18px; }
.value-item {
    display: flex; align-items: center; gap: 20px;
    background: linear-gradient(135deg, rgba(201,168,76,0.10), rgba(255,255,255,0.02));
    border: 1px solid rgba(201,168,76,0.18);
    border-left: 3px solid var(--gold);
    border-radius: var(--radius);
    padding: 22px 26px;
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.value-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 34px rgba(0,0,0,0.3);
    border-color: var(--gold);
}
.value-icon {
    flex-shrink: 0;
    width: 54px; height: 54px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.7rem;
    color: var(--navy-deep);
    background: linear-gradient(145deg, var(--gold-light), var(--gold));
    border-radius: 50%;
    box-shadow: 0 4px 14px rgba(201,168,76,0.4);
}
.value-item h4 { font-family: var(--font-serif); color: var(--gold-light); font-size: 1.25rem; margin-bottom: 3px; }
.value-item p { color: var(--gray); font-size: 0.92rem; margin: 0; }

/* ---- INCLUSIÓN FULL-WIDTH ---- */
.purpose-inclusion {
    display: flex;
    align-items: flex-start;
    gap: 18px;
    margin-top: 32px;
    background: var(--gold-dim);
    border: 1px solid rgba(201,168,76,0.15);
    border-radius: var(--radius);
    padding: 24px 28px;
    transition: transform var(--transition);
}
.purpose-inclusion:hover { transform: translateX(6px); }
.purpose-inclusion .value-icon { font-size: 1.8rem; color: var(--gold); flex-shrink: 0; padding-top: 2px; }
.purpose-inclusion h4 { font-family: var(--font-serif); color: var(--gold-light); margin-bottom: 6px; }
.purpose-inclusion p { color: var(--gray); font-size: 0.9rem; line-height: 1.7; margin: 0; }
.purpose-inclusion strong { color: var(--white); }

/* ---- CITA Y PILARES ---- */
.purpose-quote {
    margin: 60px 0 0;
    padding: 36px 48px;
    border-left: 3px solid var(--gold);
    background: rgba(201,168,76,0.05);
    border-radius: 0 var(--radius) var(--radius) 0;
}
.purpose-quote p {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.35rem;
    color: var(--gold-light);
    line-height: 1.7;
    text-align: left;
    margin: 0 0 12px;
    max-width: none;
}
.purpose-quote cite {
    font-size: 0.82rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray);
}

.purpose-pillars {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
    margin-top: 56px;
}
.pillar {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(201,168,76,0.12);
    border-radius: var(--radius);
    padding: 32px 28px;
    transition: transform var(--transition), border-color var(--transition);
}
.pillar:hover { transform: translateY(-5px); border-color: var(--gold); }
.pillar-icon { font-size: 2rem; margin-bottom: 16px; }
.pillar h4 {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    color: var(--gold-light);
    margin-bottom: 12px;
}
.pillar p { color: var(--gray); font-size: 0.92rem; line-height: 1.75; }

@media (max-width: 900px) {
    .purpose-pillars { grid-template-columns: 1fr; }
    .purpose-quote { padding: 28px 28px; }
}

/* ---- ESTADÍSTICAS ---- */
.section-stats {
    background: linear-gradient(135deg, var(--navy-mid) 0%, var(--navy-deep) 100%);
    border-top: 1px solid var(--gold-dim);
    border-bottom: 1px solid var(--gold-dim);
    padding: 70px 0;
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 8px;
}
.stat-label { font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gray); }

/* ---- PROGRAMAS ---- */
.program-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; margin-top: 50px; }
.program-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(201,168,76,0.12);
    border-radius: var(--radius);
    padding: 36px 28px;
    position: relative;
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}
.program-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
    transform: scaleX(0);
    transition: transform var(--transition);
}
.program-card:hover { transform: translateY(-8px); border-color: var(--gold); box-shadow: 0 16px 40px rgba(201,168,76,0.12); }
.program-card:hover::before { transform: scaleX(1); }
.program-number {
    position: absolute; top: 20px; right: 24px;
    font-family: var(--font-serif); font-size: 3rem; font-weight: 700;
    color: rgba(201,168,76,0.08); line-height: 1;
}
.program-icon { font-size: 2.2rem; margin-bottom: 18px; }
.program-card h3 { font-family: var(--font-serif); color: var(--gold-light); font-size: 1.4rem; margin-bottom: 12px; }
.program-card p { color: var(--gray); font-size: 0.92rem; margin-bottom: 20px; }
.badge {
    display: inline-block; font-size: 0.68rem; font-weight: 700;
    letter-spacing: 0.12em; text-transform: uppercase;
    padding: 5px 12px; border-radius: 20px;
}
.badge-active { background: rgba(80,200,120,0.15); color: #6fcf97; border: 1px solid rgba(80,200,120,0.3); }
.badge-soon { background: var(--gold-dim); color: var(--gold); border: 1px solid rgba(201,168,76,0.3); }

/* ---- DOCENTE ---- */
.docente-card {
    display: flex;
    gap: 56px;
    align-items: center;
    margin-top: 48px;
    margin-bottom: 56px;
}
.docente-photo-wrap {
    position: relative;
    width: 220px;
    height: 220px;
    flex-shrink: 0;
}
.docente-photo-ring-outer {
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    border: 1px solid var(--gold);
    opacity: 0.45;
}
.docente-photo-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 2px solid var(--gold);
}
.docente-photo {
    position: absolute;
    inset: 8px;
    border-radius: 50%;
    overflow: hidden;
    background: #221717;
}
.docente-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 18%;
    display: block;
}
.docente-label {
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--gold);
    display: block;
    margin-bottom: 12px;
}
.docente-name {
    font-family: var(--font-serif);
    font-size: 3.2rem;
    font-weight: 500;
    color: var(--white);
    line-height: 1;
    margin: 0 0 14px;
    letter-spacing: -0.5px;
}
.docente-name em {
    font-style: italic;
    color: var(--gold-light);
    font-weight: 400;
}
.docente-title {
    font-family: var(--font-serif);
    font-style: italic;
    font-size: 1.1rem;
    color: var(--gray);
    margin: 0 0 6px;
}
.docente-degree {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--white);
    margin: 0 0 24px;
    line-height: 1.6;
}
.docente-degree span { color: var(--gray); letter-spacing: 0.06em; }
.docente-badges {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}
.docente-badge {
    padding: 11px 15px;
    background: rgba(122,31,48,0.18);
    border: 1px solid rgba(201,168,76,0.35);
    border-radius: 2px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--white);
    line-height: 1.3;
}

.docente-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px 56px;
}
.docente-section-full { grid-column: 1 / -1; }
.docente-section-title {
    display: flex;
    align-items: baseline;
    gap: 14px;
    margin-bottom: 18px;
}
.docente-num {
    font-family: ui-monospace, 'SF Mono', monospace;
    font-size: 0.75rem;
    color: var(--gold);
    letter-spacing: 2px;
}
.docente-section-title h4 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--white);
    letter-spacing: 1px;
    text-transform: uppercase;
    margin: 0;
}
.docente-rule { flex: 1; height: 1px; background: rgba(201,168,76,0.3); }
.docente-item {
    display: flex;
    gap: 14px;
    padding: 10px 0;
    border-top: 1px solid rgba(201,168,76,0.15);
    align-items: flex-start;
}
.docente-diamond {
    width: 6px;
    height: 6px;
    background: var(--gold);
    transform: rotate(45deg);
    margin-top: 10px;
    flex-shrink: 0;
}
.docente-item div:not(.docente-diamond) { flex: 1; min-width: 0; }
.docente-item strong {
    display: block;
    font-size: 0.95rem;
    color: var(--white);
    font-weight: 500;
    line-height: 1.4;
}
.docente-item span {
    display: block;
    font-size: 0.85rem;
    color: var(--gray);
    margin-top: 2px;
    line-height: 1.4;
}
.docente-item em {
    font-style: normal;
    font-family: ui-monospace, monospace;
    font-size: 0.75rem;
    color: var(--gold-light);
    white-space: nowrap;
    margin-top: 4px;
    flex-shrink: 0;
}
.docente-exp-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 56px;
}

@media (max-width: 900px) {
    .docente-card { flex-direction: column; align-items: flex-start; gap: 32px; }
    .docente-badges { grid-template-columns: 1fr; }
    .docente-body { grid-template-columns: 1fr; }
    .docente-section-full { grid-column: 1; }
    .docente-exp-grid { grid-template-columns: 1fr; }
}

/* ---- GALERÍA ---- */
.gallery-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; margin-top: 50px; }
.gallery-item {
    border-radius: var(--radius); overflow: hidden;
    position: relative; aspect-ratio: 4/3;
    background: var(--navy-mid);
    border: 1px solid var(--gold-dim);
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(to top, rgba(6,10,20,0.85) 0%, transparent 60%);
    display: flex; align-items: flex-end;
    padding: 20px;
    opacity: 0; transition: opacity var(--transition);
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { font-size: 0.85rem; letter-spacing: 0.1em; color: var(--gold); }
.video-item iframe { width: 100%; height: 100%; border: none; }

/* ---- GALERÍA: BLOQUE PRÓXIMAMENTE ---- */
.gallery-soon {
    max-width: 640px;
    margin: 50px auto 0;
    text-align: center;
    background: rgba(255,255,255,0.03);
    border: 1px dashed rgba(201,168,76,0.4);
    border-radius: var(--radius);
    padding: 56px 40px;
}
.gallery-soon-icon {
    font-size: 3rem;
    margin-bottom: 18px;
    animation: floatNote 3s ease-in-out infinite;
}
@keyframes floatNote { 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-10px); } }
.gallery-soon h3 {
    font-family: var(--font-serif);
    font-size: 1.6rem; color: var(--gold-light);
    margin-bottom: 12px;
}
.gallery-soon p { color: var(--gray); font-size: 0.95rem; max-width: 460px; margin: 0 auto; }
@media (prefers-reduced-motion: reduce) {
    .gallery-soon-icon { animation: none; }
}

/* ---- DONACIONES ---- */
.donation-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 50px; }
.donation-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(201,168,76,0.15);
    border-left: 4px solid var(--gold);
    border-radius: var(--radius);
    padding: 36px 28px;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
    text-align: left;
}
.donation-card:hover { transform: translateY(-6px); background: var(--gold-dim); box-shadow: 0 12px 30px rgba(201,168,76,0.1); }
.donation-icon { font-size: 2rem; margin-bottom: 16px; }
.donation-card h4 { font-family: var(--font-serif); color: var(--gold-light); font-size: 1.3rem; margin-bottom: 12px; }
.donation-card p { color: var(--gray); font-size: 0.92rem; margin-bottom: 18px; }
.view-more { font-size: 0.78rem; color: var(--gold); font-weight: 700; letter-spacing: 0.05em; }

/* ---- ACORDEÓN DE PROYECTOS ---- */
.projects-accordion {
    max-width: 800px;
    margin: 50px auto 0;
    display: flex; flex-direction: column; gap: 16px;
}
.project-item {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(201,168,76,0.2);
    border-radius: var(--radius);
    overflow: hidden;
    transition: border-color var(--transition);
}
.project-item.open { border-color: rgba(201,168,76,0.45); }
.project-header {
    width: 100%;
    display: flex; align-items: center; gap: 18px;
    background: none; border: none; cursor: pointer;
    padding: 24px 28px;
    text-align: left;
    color: var(--white);
    font-family: var(--font-sans);
    transition: background var(--transition);
}
.project-header:hover { background: rgba(201,168,76,0.05); }
.project-header-main { flex: 1; display: flex; flex-direction: column; gap: 5px; min-width: 0; }
.project-header-title {
    font-family: var(--font-serif);
    font-size: 1.35rem; color: var(--gold-light); line-height: 1.2;
}
.project-header-tag {
    font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--gray);
}
.project-header-pct {
    font-family: var(--font-serif);
    font-size: 1.3rem; font-weight: 700; color: var(--gold);
    flex-shrink: 0;
}
.project-chevron {
    font-size: 1.6rem; color: var(--gold); line-height: 1;
    flex-shrink: 0;
    transition: transform var(--transition);
}
.project-item.open .project-chevron { transform: rotate(180deg); }
.project-body {
    max-height: 0; overflow: hidden;
    transition: max-height 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}
.project-item.open .project-body { max-height: 1400px; }
.project-body-inner { padding: 4px 28px 32px; }
.project-desc { color: var(--gray); margin-bottom: 24px; }
.project-desc strong { color: var(--white); }

.project-status {
    display: inline-flex; align-items: center; gap: 9px;
    font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--gray);
    background: rgba(201,168,76,0.07);
    border: 1px solid rgba(201,168,76,0.2);
    padding: 7px 14px; border-radius: 30px;
    margin-bottom: 28px;
}
.status-dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 0 0 rgba(201,168,76,0.6);
    animation: statusPulse 2s ease-out infinite;
}
@keyframes statusPulse {
    0%   { box-shadow: 0 0 0 0 rgba(201,168,76,0.55); }
    70%  { box-shadow: 0 0 0 8px rgba(201,168,76,0); }
    100% { box-shadow: 0 0 0 0 rgba(201,168,76,0); }
}
.project-meta-row {
    display: flex; align-items: baseline; justify-content: space-between;
    gap: 16px; flex-wrap: wrap;
    margin-bottom: 14px;
}
.project-meta-label {
    font-size: 0.78rem; letter-spacing: 0.18em; text-transform: uppercase;
    color: var(--gray);
}
.project-meta-amount {
    font-family: var(--font-serif);
    font-size: 2.2rem; font-weight: 700;
    color: var(--gold-light); line-height: 1;
}
.progress-track {
    width: 100%; height: 12px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(201,168,76,0.18);
    border-radius: 20px;
    overflow: hidden;
}
.progress-fill {
    width: 0%; height: 100%;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    border-radius: 20px;
    box-shadow: 0 0 12px rgba(201,168,76,0.5);
    transition: width 1.4s cubic-bezier(0.22, 1, 0.36, 1);
}
.progress-info {
    display: flex; justify-content: space-between;
    margin-top: 10px; margin-bottom: 32px;
    font-size: 0.9rem;
}
#recaudado-text { color: var(--white); font-weight: 700; }
#porcentaje-text { color: var(--gold); font-weight: 700; }
.project-breakdown {
    display: flex; flex-direction: column; gap: 2px;
    border-top: 1px solid rgba(201,168,76,0.15);
    padding-top: 22px;
}
.breakdown-item {
    display: flex; align-items: center; gap: 14px;
    padding: 11px 0;
    border-bottom: 1px solid rgba(201,168,76,0.08);
}
.breakdown-icon { font-size: 1.3rem; flex-shrink: 0; }
.breakdown-name { flex: 1; color: var(--gray); font-size: 0.92rem; }
.breakdown-amount { color: var(--white); font-weight: 700; font-size: 0.92rem; white-space: nowrap; }
.project-actions {
    display: flex; gap: 14px; flex-wrap: wrap;
    margin-top: 30px;
}

@media (max-width: 600px) {
    .project-body-inner { padding: 4px 20px 26px; }
    .project-header { padding: 20px; }
    .project-header-title { font-size: 1.15rem; }
    .project-meta-amount { font-size: 1.8rem; }
    .project-actions .btn { width: 100%; text-align: center; }
}

/* ---- GRILLA DE LOGOS (COLABORADORES) ---- */
.logos-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 50px;
}
.logo-item {
    display: flex; align-items: center; justify-content: center;
    aspect-ratio: 3 / 2;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(201,168,76,0.15);
    border-radius: var(--radius);
    padding: 24px;
    transition: border-color var(--transition), transform var(--transition);
}
.logo-item img {
    max-height: 100%; max-width: 100%; object-fit: contain;
    filter: grayscale(1) brightness(1.6);
    opacity: 0.7;
    transition: filter var(--transition), opacity var(--transition);
}
.logo-item:hover { border-color: var(--gold); transform: translateY(-4px); }
.logo-item:hover img { filter: grayscale(0) brightness(1); opacity: 1; }
.logo-placeholder {
    color: var(--gray);
    font-size: 0.8rem; letter-spacing: 0.1em; text-transform: uppercase;
}
@media (max-width: 700px) {
    .logos-grid { grid-template-columns: repeat(2, 1fr); }
}

.bank-box {
    margin-top: 48px;
    background: rgba(201,168,76,0.04);
    border: 1px solid rgba(201,168,76,0.25);
    border-radius: var(--radius);
    padding: 44px;
    text-align: center;
    transition: opacity 0.5s, transform 0.5s;
}
.bank-box.hidden { display: none; }
.bank-box h4 { font-family: var(--font-serif); color: var(--gold-light); font-size: 1.3rem; margin-bottom: 28px; }
.bank-data-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 40px; text-align: left; max-width: 700px; margin: 0 auto; }
.bank-data-grid div { border-bottom: 1px solid var(--gold-dim); padding-bottom: 10px; }
.bank-data-grid span { display: block; font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gray); margin-bottom: 4px; }
.bank-data-grid strong { color: var(--white); font-size: 0.95rem; }
.bank-actions {
    display: flex; gap: 14px; flex-wrap: wrap;
    justify-content: center;
    margin-top: 28px;
}
@media (max-width: 600px) {
    .bank-actions { flex-direction: column; }
    .bank-actions .btn { width: 100%; text-align: center; }
}

/* ---- CONTACTO ---- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; align-items: start; }
.contact-info h2 { margin-bottom: 16px; }
.contact-info p { color: var(--gray); margin-bottom: 36px; }
.contact-details { display: flex; flex-direction: column; gap: 16px; }
.contact-item { display: flex; align-items: center; gap: 14px; }
.contact-icon { font-size: 1.1rem; color: var(--gold); }
.contact-item a { color: var(--gray); transition: color var(--transition); }
.contact-item a:hover { color: var(--gold); }

.btn-whatsapp {
    display: inline-flex; align-items: center; gap: 10px;
    margin-top: 28px;
    padding: 14px 28px;
    background: #25D366; color: #06301a;
    font-family: var(--font-sans); font-weight: 700;
    font-size: 0.85rem; letter-spacing: 0.06em;
    border-radius: 30px;
    box-shadow: 0 4px 18px rgba(37,211,102,0.3);
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}
.btn-whatsapp:hover {
    background: #2ee574; transform: translateY(-3px);
    box-shadow: 0 8px 26px rgba(37,211,102,0.45);
}
.btn-whatsapp .wa-icon { display: inline-flex; }

.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { position: relative; }
.form-group input, .form-group textarea {
    width: 100%;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(201,168,76,0.2);
    border-radius: 8px;
    color: var(--white);
    font-family: var(--font-sans);
    font-size: 0.95rem;
    padding: 18px 16px 8px;
    outline: none;
    transition: border-color var(--transition), background var(--transition);
    resize: vertical;
}
.form-group input:focus, .form-group textarea:focus {
    border-color: var(--gold);
    background: rgba(201,168,76,0.06);
}
.form-group label {
    position: absolute;
    top: 14px; left: 16px;
    font-size: 0.85rem; color: var(--gray);
    pointer-events: none;
    transition: all 0.25s;
}
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label,
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: 6px; font-size: 0.68rem; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--gold);
}
.form-success {
    background: rgba(80,200,120,0.1);
    border: 1px solid rgba(80,200,120,0.3);
    color: #6fcf97;
    padding: 14px; border-radius: 8px;
    text-align: center; font-size: 0.9rem;
}
.form-success.hidden { display: none; }
.form-error {
    background: rgba(220,80,80,0.1);
    border: 1px solid rgba(220,80,80,0.35);
    color: #e88;
    padding: 14px; border-radius: 8px;
    text-align: center; font-size: 0.9rem;
}
.form-error.hidden { display: none; }

/* ---- FOOTER ---- */
footer {
    background: var(--navy-deep);
    border-top: 1px solid var(--gold-dim);
    padding: 60px 0 30px;
}
.footer-inner { display: flex; flex-direction: column; align-items: center; gap: 32px; }
.footer-logo { display: flex; align-items: center; gap: 18px; }
.footer-symbol { width: auto; height: 60px; object-fit: contain; filter: drop-shadow(0 0 10px rgba(201,168,76,0.4)); }
.footer-name { display: block; font-family: var(--font-serif); color: var(--gold-light); font-size: 1.2rem; }
.footer-sub { display: block; font-size: 0.72rem; color: var(--gray); letter-spacing: 0.12em; margin-top: 3px; }
.footer-links { display: flex; gap: 28px; flex-wrap: wrap; justify-content: center; }
.footer-links a { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray); transition: color var(--transition); }
.footer-links a:hover { color: var(--gold); }
.footer-copy { font-size: 0.78rem; color: rgba(143,163,184,0.5); text-align: center; }

/* ---- BACK TO TOP ---- */
#back-to-top {
    position: fixed; bottom: 32px; right: 32px;
    width: 46px; height: 46px;
    background: var(--gold); color: var(--navy-deep);
    border: none; border-radius: 50%;
    font-size: 1.1rem; font-weight: 700;
    cursor: pointer; z-index: 999;
    opacity: 0; visibility: hidden;
    transition: opacity var(--transition), visibility var(--transition), transform var(--transition);
    box-shadow: 0 4px 16px rgba(201,168,76,0.35);
}
#back-to-top.visible { opacity: 1; visibility: visible; }
#back-to-top:hover { transform: translateY(-4px); }

/* ---- BOTÓN FLOTANTE DE WHATSAPP ---- */
#whatsapp-float {
    position: fixed; bottom: 32px; left: 32px;
    width: 58px; height: 58px;
    display: flex; align-items: center; justify-content: center;
    background: #25D366; color: #fff;
    border-radius: 50%;
    z-index: 999;
    box-shadow: 0 6px 20px rgba(37,211,102,0.45);
    transition: transform var(--transition), box-shadow var(--transition);
    animation: waPulse 2.4s ease-out infinite;
}
#whatsapp-float:hover {
    transform: scale(1.08);
    box-shadow: 0 10px 28px rgba(37,211,102,0.6);
}
@keyframes waPulse {
    0%   { box-shadow: 0 6px 20px rgba(37,211,102,0.45), 0 0 0 0 rgba(37,211,102,0.5); }
    70%  { box-shadow: 0 6px 20px rgba(37,211,102,0.45), 0 0 0 16px rgba(37,211,102,0); }
    100% { box-shadow: 0 6px 20px rgba(37,211,102,0.45), 0 0 0 0 rgba(37,211,102,0); }
}
@media (prefers-reduced-motion: reduce) {
    #whatsapp-float { animation: none; }
}
@media (max-width: 600px) {
    #whatsapp-float { width: 52px; height: 52px; bottom: 24px; left: 24px; }
}

/* ---- RESPONSIVE ---- */
@media (max-width: 900px) {
    .purpose-grid, .contact-wrap { grid-template-columns: 1fr; gap: 40px; }
    .program-grid { grid-template-columns: 1fr; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: 1fr 1fr; }
    .donation-grid { grid-template-columns: 1fr; }
    .bank-data-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    section { padding: 70px 0; }
    .logo-wrap { flex-direction: column; text-align: center; }
    .logo-name { font-size: 1.5rem; }
    .hero-title { font-size: 2.2rem; }
    .nav-toggle { display: block; }
    #nav-list { display: none; flex-direction: column; width: 100%; padding: 10px 0 20px; }
    #nav-list.open { display: flex; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .gallery-grid { grid-template-columns: 1fr; }
    .hero-buttons { flex-direction: column; align-items: center; }
}

/* =============================================
   MEJORAS DE TRANSICIONES Y MOVIMIENTO
   ============================================= */

/* ---- BARRA DE PROGRESO DE SCROLL ---- */
#scroll-progress {
    position: fixed;
    top: 0; left: 0;
    height: 3px;
    width: 0%;
    z-index: 2000;
    background: linear-gradient(90deg, var(--gold), var(--gold-light));
    box-shadow: 0 0 12px rgba(201,168,76,0.6);
    transition: width 0.1s linear;
}

/* ---- VARIANTES DE REVEAL ---- */
.reveal-left  { transform: translateX(-48px); }
.reveal-right { transform: translateX(48px); }
.reveal-scale { transform: scale(0.94); opacity: 0; }
.reveal-left.visible,
.reveal-right.visible { transform: translateX(0); }
.reveal-scale.visible { transform: scale(1); }

/* Stagger automático dentro de grids (lo aplica el JS con --i) */
.reveal[style*="--i"] { transition-delay: calc(var(--i) * 0.09s); }

/* ---- HERO: ENTRADA DEL TÍTULO PALABRA POR PALABRA ---- */
.hero-title .word {
    display: inline-block;
    opacity: 0;
    transform: translateY(28px) rotate(2deg);
    animation: wordIn 0.9s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
@keyframes wordIn {
    to { opacity: 1; transform: translateY(0) rotate(0); }
}

/* ---- NOTAS MUSICALES FLOTANTES (capa desde el tope de la página) ---- */
.page-notes {
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 130vh;        /* cubre cabecera + nav + hero */
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}
.page-notes span {
    position: absolute;
    bottom: -8%;
    color: rgba(201,168,76,0.38);
    text-shadow: 0 0 16px rgba(201,168,76,0.35);
    font-size: 2rem;
    animation: floatUp linear infinite;
}
.page-notes span:nth-child(1) { left: 6%;  font-size: 1.6rem; animation-duration: 16s; animation-delay: 0s; }
.page-notes span:nth-child(2) { left: 19%; font-size: 2.4rem; animation-duration: 21s; animation-delay: 3s; }
.page-notes span:nth-child(3) { left: 33%; font-size: 1.4rem; animation-duration: 14s; animation-delay: 6s; }
.page-notes span:nth-child(4) { left: 47%; font-size: 2.8rem; animation-duration: 23s; animation-delay: 1.5s; }
.page-notes span:nth-child(5) { left: 61%; font-size: 1.8rem; animation-duration: 18s; animation-delay: 4.5s; }
.page-notes span:nth-child(6) { left: 74%; font-size: 2.2rem; animation-duration: 25s; animation-delay: 8s; }
.page-notes span:nth-child(7) { left: 86%; font-size: 1.5rem; animation-duration: 19s; animation-delay: 2s; }
.page-notes span:nth-child(8) { left: 94%; font-size: 2.3rem; animation-duration: 27s; animation-delay: 10s; }
@keyframes floatUp {
    0%   { transform: translateY(0) rotate(0);      opacity: 0; }
    10%  { opacity: 1; }
    90%  { opacity: 1; }
    100% { transform: translateY(-130vh) rotate(40deg); opacity: 0; }
}

/* La cabecera deja ver las notas detrás del logo */
header { background: transparent; }
.header-inner, .hero-content { position: relative; z-index: 2; }
.hero-scroll { z-index: 2; }

/* ---- NOTAS TENUES EN ESTADÍSTICAS ---- */
.section-stats { position: relative; overflow: hidden; }
.section-stats .container { position: relative; z-index: 1; }
.stats-notes { position: absolute; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.stats-notes span {
    position: absolute;
    bottom: -15%;
    color: rgba(201,168,76,0.24);
    text-shadow: 0 0 12px rgba(201,168,76,0.25);
    font-size: 2rem;
    animation: floatUp linear infinite;
}
.stats-notes span:nth-child(1) { left: 14%; font-size: 1.8rem; animation-duration: 19s; animation-delay: 0s; }
.stats-notes span:nth-child(2) { left: 52%; font-size: 2.6rem; animation-duration: 24s; animation-delay: 6s; }
.stats-notes span:nth-child(3) { left: 84%; font-size: 1.6rem; animation-duration: 21s; animation-delay: 3s; }

/* ---- TRANSICIÓN SUAVE ENTRE SECCIONES (glow conector) ---- */
.section-light, .section-dark, .section-stats { position: relative; }
.section-light::before, .section-dark::before {
    content: '';
    position: absolute;
    top: 0; left: 50%;
    transform: translateX(-50%);
    width: 60%;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(201,168,76,0.4), transparent);
}

/* ---- BOTONES: BRILLO AL PASAR ---- */
.btn { position: relative; overflow: hidden; }
.btn::after {
    content: '';
    position: absolute;
    top: 0; left: -120%;
    width: 60%; height: 100%;
    background: linear-gradient(120deg, transparent, rgba(255,255,255,0.35), transparent);
    transform: skewX(-20deg);
    transition: left 0.6s ease;
}
.btn:hover::after { left: 140%; }

/* ---- FOTO DOCENTE: ANILLO GIRATORIO SUTIL ---- */
.docente-photo-ring-outer {
    animation: spinSlow 24s linear infinite;
    border-style: dashed;
}
@keyframes spinSlow { to { transform: rotate(360deg); } }

/* ---- ACCESIBILIDAD: RESPETAR PREFERENCIA DE MENOS MOVIMIENTO ---- */
@media (prefers-reduced-motion: reduce) {
    .page-notes,
    .stats-notes,
    .docente-photo-ring-outer { animation: none; }
    .hero-title .word { animation: none; opacity: 1; transform: none; }
    .reveal, .reveal-left, .reveal-right, .reveal-scale {
        transition: opacity 0.4s ease;
        transform: none;
    }
    html { scroll-behavior: auto; }
}