/* ══════════════════════════════════════════════════════════
   SOMOS LIBRES FIUBA — Global Stylesheet
   ══════════════════════════════════════════════════════════ */

/* ── VARIABLES ─────────────────────────────────────────── */
:root {
    --primary:     #512978;
    --accent:      #FFDF12;
    --blue-brand:  #264D7E;
    --secondary:   #1a1a2e;
    --bg-light:    #f8f9fa;
    --text-main:   #212529;
    --text-muted:  #6c757d;
    --font-head:   'League Spartan', sans-serif;
    --font-body:   'Montserrat', sans-serif;
}

/* ── RESET & BASE ──────────────────────────────────────── */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--font-body);
    background-color: white;
    color: var(--text-main);
    line-height: 1.6;
}
h1, h2, h3, h4 {
    font-family: var(--font-head);
    text-transform: uppercase;
    font-weight: 800;
    letter-spacing: -0.5px;
}
a { color: inherit; }
img { display: block; max-width: 100%; }

/* ── LAYOUT ────────────────────────────────────────────── */
.container     { max-width: 1100px; margin: 0 auto; padding: 0 20px; }
.highlight     { color: var(--accent); }
.text-center   { text-align: center; }

/* ── NAVBAR GLOBAL ─────────────────────────────────────── */
.navbar {
    position: fixed;
    top: 0; left: 0; width: 100%;
    background: transparent;
    padding: 15px 0;
    z-index: 10000;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    transition: background 0.4s, padding 0.4s, border-color 0.4s, box-shadow 0.4s;
}
.navbar.scrolled,
.navbar.no-hero {
    background: #1a1c2a;
    padding: 10px 0;
    border-bottom: 2px solid var(--accent);
    box-shadow: 0 4px 20px rgba(0,0,0,0.4);
}
.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.logo             { display: flex; align-items: center; text-decoration: none; }
.logo-img         { height: 42px; transition: height 0.3s, filter 0.3s; filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5)); }
.navbar.scrolled .logo-img,
.navbar.no-hero  .logo-img { filter: none; height: 36px; }

.nav-links {
    list-style: none;
    display: flex;
    gap: 18px;
    align-items: center;
    margin: 0;
    flex-wrap: nowrap;
}
.nav-links a {
    text-decoration: none;
    color: rgba(255,255,255,0.95);
    font-weight: 700;
    font-size: 0.72rem;
    text-transform: uppercase;
    transition: color 0.2s;
    text-shadow: 0 2px 4px rgba(0,0,0,0.8);
    white-space: nowrap;
}
.navbar.scrolled .nav-links a,
.navbar.no-hero  .nav-links a { text-shadow: none; color: white; }
.nav-links a:hover, .nav-links a.active { color: var(--accent); }

/* Nav social icons */
.nav-social-item { display: flex; align-items: center; gap: 10px; }
.nav-social-item a { font-size: 1rem; }

/* Nav CTA button */
.btn-nav-cta {
    background: var(--accent) !important;
    color: var(--primary) !important;
    border-radius: 50px !important;
    font-weight: 800 !important;
    padding: 8px 20px !important;
    text-shadow: none !important;
    transition: transform 0.2s, box-shadow 0.2s !important;
}
.btn-nav-cta:hover { transform: translateY(-2px); box-shadow: 0 4px 12px rgba(255,223,18,0.4) !important; }

/* ── HAMBURGER ──────────────────────────────────────────── */
.menu-toggle {
    display: none;
    color: white;
    font-size: 1.4rem;
    cursor: pointer;
    text-shadow: 0 2px 5px rgba(0,0,0,0.8);
    padding: 4px;
}
.navbar.scrolled .menu-toggle,
.navbar.no-hero  .menu-toggle { text-shadow: none; }

/* ── BOTONES FLOTANTES ─────────────────────────────────── */
.sl-floating-btns {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    pointer-events: auto;
    position: fixed;
    bottom: 24px; right: 18px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: flex-end;
}
.float-btn {
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-head);
    font-size: 0.72rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 11px 18px;
    border-radius: 50px;
    transition: transform 0.2s, box-shadow 0.2s;
}
.float-sumate {
    background: var(--accent);
    color: #1a1c2a;
    box-shadow: 0 4px 18px rgba(255,223,18,0.38);
}
.float-sumate:hover { transform: scale(1.06) translateY(-2px); box-shadow: 0 6px 22px rgba(255,223,18,0.55); }
.float-wa {
    background: #25D366;
    color: white;
    box-shadow: 0 4px 18px rgba(37,211,102,0.38);
}
.float-wa:hover { transform: scale(1.06) translateY(-2px); box-shadow: 0 6px 22px rgba(37,211,102,0.55); }

/* ── BOTONES GENERALES ─────────────────────────────────── */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 800;
    transition: transform 0.2s, box-shadow 0.2s, background 0.2s, color 0.2s;
    font-family: var(--font-head);
    text-transform: uppercase;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
}
.btn-primary { background-color: var(--accent); color: var(--primary); }
.btn-primary:hover { background-color: white; color: var(--primary); transform: translateY(-3px); box-shadow: 0 5px 15px rgba(0,0,0,0.2); }
.btn-outline { border: 2px solid var(--accent); color: var(--accent); background: transparent; }
.btn-outline:hover { background-color: var(--accent); color: var(--primary); transform: translateY(-2px); }
.btn-nav { padding: 8px 18px; font-size: 0.78rem; }

/* ── HERO (index.html) ─────────────────────────────────── */
.hero {
    background: linear-gradient(135deg, rgba(38,77,126,0.6), rgba(81,41,120,0.6)), url('/FIUBA/fondo.png');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: white;
    padding-top: 100px;
    padding-bottom: 40px;
}
.hero-content { margin: 0 auto; max-width: 800px; margin-bottom: 40px; }
.badge {
    background: rgba(255,223,18,0.2);
    color: var(--accent);
    border: 1px solid var(--accent);
    padding: 6px 15px;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 4px;
    display: inline-block;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}
.hero h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; text-shadow: 0 4px 10px rgba(0,0,0,0.3); }
.hero p   { font-size: 1.1rem; margin-bottom: 35px; color: #f0f0f0; text-shadow: 0 2px 5px rgba(0,0,0,0.5); }
.hero-btns { display: flex; gap: 15px; justify-content: center; flex-wrap: wrap; }

/* Ecosistema hover */
.ecosistema-item div:hover {
    background: rgba(255,223,18,0.15) !important;
    border-color: var(--accent) !important;
    transform: translateY(-4px);
}

/* ── PAGE HEADER (páginas internas) ────────────────────── */
.page-header {
    background: linear-gradient(135deg, rgba(38,77,126,0.85), rgba(81,41,120,0.85)), url('/FIUBA/fondo.png');
    background-size: cover;
    background-position: center;
    padding: 100px 0 60px;
    color: white;
    text-align: center;
}
.page-header h1   { font-size: clamp(1.8rem, 4vw, 3rem); margin-bottom: 12px; }
.page-header p    { color: #ddd; max-width: 560px; margin: 0 auto; font-size: 1rem; }
.page-header .badge { margin-bottom: 18px; }

/* ── SECCIONES GENERALES ───────────────────────────────── */
.section       { padding: 80px 0; }
.section-title { font-size: 2.5rem; margin-bottom: 15px; text-align: center; color: var(--primary); }
.subtitle      { color: var(--text-muted); margin-bottom: 50px; font-size: 1.1rem; }
.bg-light      { background-color: var(--bg-light); }
.bg-dark-brand { background-color: var(--blue-brand); color: white; }
.bg-dark-brand .section-title { color: white; }

/* ── CARDS ─────────────────────────────────────────────── */
.grid-3  { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card    { background: white; padding: 40px 30px; border-radius: 8px; box-shadow: 0 10px 30px rgba(0,0,0,0.05); text-align: center; border-top: 5px solid var(--primary); transition: transform 0.3s, box-shadow 0.3s; height: 100%; }
.card-accent { border-top-color: var(--accent); }
.card:hover  { transform: translateY(-10px); box-shadow: 0 15px 35px rgba(0,0,0,0.1); }
.icon-box { font-size: 2.5rem; color: var(--primary); margin-bottom: 20px; transition: transform 0.3s; }
.card:hover .icon-box { transform: scale(1.1); }

/* ── EXTRAS INDEX ───────────────────────────────────────── */
.propuesta-list { list-style: none; padding: 0; margin-top: 20px; text-align: left; }
.propuesta-list li { margin-bottom: 15px; padding-bottom: 15px; border-bottom: 1px solid #eee; font-size: 0.95rem; }
.propuesta-list li:last-child { border-bottom: none; }
.check-icon { color: var(--accent); margin-right: 10px; width: 20px; }
.manifesto-box { background: white; border-left: 6px solid var(--primary); padding: 30px; box-shadow: 0 5px 20px rgba(0,0,0,0.08); border-radius: 0 8px 8px 0; }
.valores-grid  { display: grid; grid-template-columns: repeat(3,1fr); gap: 15px; margin-top: 25px; }
.valor-item    { text-align: center; padding: 15px; background: var(--bg-light); border-radius: 6px; font-weight: 700; color: var(--primary); font-family: var(--font-head); text-transform: uppercase; font-size: 0.8rem; transition: background 0.2s; }
.valor-item:hover { background: var(--accent); }

/* ── CALENDARIO VISITAS ─────────────────────────────────── */
.calendar-grid  { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px,1fr)); gap: 15px; max-width: 1000px; margin: 0 auto; }
.month-card     { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 6px; overflow: hidden; text-align: left; transition: background 0.2s, transform 0.2s; }
.month-card:hover { background: rgba(255,255,255,0.1); transform: translateY(-5px); }
.month-header   { background: var(--accent); color: var(--primary); font-weight: 800; font-size: 0.85rem; padding: 8px 12px; text-transform: uppercase; }
.visit-list     { padding: 12px; }
.visit-item     { margin-bottom: 10px; font-size: 0.85rem; line-height: 1.3; border-bottom: 1px solid rgba(255,255,255,0.1); padding-bottom: 8px; }
.visit-item:last-child { border-bottom: none; padding-bottom: 0; margin-bottom: 0; }
.visit-item strong { display: block; color: white; font-weight: 700; }
.visit-item small  { color: #bbb; font-size: 0.75rem; }
.form-container { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 8px; max-width: 600px; margin: 40px auto 0; padding: 30px; }

/* ── EQUIPO ─────────────────────────────────────────────── */
.team-grid   { display: grid; grid-template-columns: repeat(auto-fit,minmax(200px,1fr)); gap: 20px; margin-top: 40px; }
.team-member { text-align: center; padding: 30px 20px; background: white; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); transition: transform 0.2s, box-shadow 0.2s, border-bottom 0.2s; border-bottom: 3px solid transparent; }
.team-member:hover { transform: translateY(-5px); box-shadow: 0 10px 25px rgba(0,0,0,0.1); border-bottom-color: var(--accent); }
.team-member h4 { font-size: 1.1rem; margin-bottom: 5px; color: var(--text-main); }
.role   { font-weight: 700; color: var(--primary); font-size: 0.88rem; }
.career { font-size: 0.82rem; color: var(--text-muted); }

/* ── FOOTER ─────────────────────────────────────────────── */
footer { background: #1a1c2a; color: #aaa; padding: 60px 0 30px; text-align: center; border-top: 5px solid var(--accent); }
.logo-footer { color: white; font-size: 1.6rem; margin-bottom: 15px; font-family: var(--font-head); font-weight: 800; display: flex; align-items: center; justify-content: center; gap: 8px; }
.social-icons a {
    color: white; font-size: 1.3rem; margin: 0 8px; transition: background 0.2s, color 0.2s, transform 0.2s;
    background: rgba(255,255,255,0.1); width: 42px; height: 42px; line-height: 42px;
    border-radius: 50%; display: inline-block; text-align: center;
}
.social-icons a:hover { background: var(--accent); color: var(--primary); transform: scale(1.1); }

/* ── SCROLL REVEAL ─────────────────────────────────────── */
html.sr .reveal { visibility: visible !important; opacity: 1 !important; transform: none !important; }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE
   ══════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
    .nav-links li:not(.nav-social-item):nth-child(n+5) { display: none; }
}

@media (max-width: 768px) {
    .menu-toggle { display: block; }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%; left: 0; width: 100%;
        flex-direction: column;
        background: #1a1c2a;
        padding: 20px;
        gap: 14px;
        border-bottom: 3px solid var(--accent);
        z-index: 9999;
    }
    .nav-links.active  { display: flex; }
    .nav-links a       { text-shadow: none !important; }
    .nav-links li:not(.nav-social-item):nth-child(n+5) { display: flex; }
    .nav-social-item   { gap: 14px; }

    .hero { background-attachment: scroll; }
    .hero h1 { font-size: 2.2rem; }
    .hero-btns { flex-direction: column; align-items: center; }

    .grid-3      { grid-template-columns: repeat(2,1fr) !important; gap: 14px !important; }
    .valores-grid { grid-template-columns: 1fr; }
    .calendar-grid { grid-template-columns: 1fr 1fr; }
    .team-grid   { grid-template-columns: 1fr 1fr; }

    .card        { padding: 18px 12px !important; }
    .icon-box    { font-size: 1.8rem !important; margin-bottom: 12px !important; }
    h3           { font-size: 0.9rem !important; line-height: 1.2 !important; }
    .btn         { padding: 9px 12px !important; font-size: 0.75rem !important; }

    .ecosistema-item { flex: 1 1 45% !important; max-width: none !important; }
    .sl-floating-btns {
    -webkit-transform: translateZ(0);
    transform: translateZ(0);
    pointer-events: auto; bottom: 14px; right: 10px; }
}

@media (max-width: 480px) {
    .calendar-grid { grid-template-columns: 1fr; }
    .team-grid     { grid-template-columns: 1fr; }
}