:root {
    --bg: #f4f3f0;
    --surface: #faf9f7;
    --ink: #0d0d0d;
    --ink-muted: #6b6b6b;
    --ink-faint: #b8b8b8;
    --accent: #0070cc;
    --accent-warm: #e85c2a;
    --border: rgba(13,13,13,0.10);
    --mono: 'DM Mono', monospace;
    --serif: 'DM Serif Display', serif;
    --sans: 'DM Sans', sans-serif;
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background: var(--bg);
    color: var(--ink);
    font-family: var(--sans);
    font-size: 16px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ── NOISE TEXTURE OVERLAY ── */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    opacity: 0.025;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 200px;
    pointer-events: none;
    z-index: 9999;
}

/* ── NAV ── */
nav {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(244,243,240,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    padding: 0 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 64px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

.nav-logo img {
    height: 36px;
    width: 36px;
    object-fit: contain;
}

.nav-logo-text {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 1.1rem;
    color: var(--ink);
    letter-spacing: -0.02em;
}

.nav-logo-text span {
    color: var(--accent);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
    list-style: none;
}

.nav-links a {
    font-family: var(--mono);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--ink-muted);
    text-decoration: none;
    transition: color 0.2s;
}

.nav-links a:hover {
    color: var(--ink);
}

.nav-cta {
    background: var(--ink);
    color: var(--bg) !important;
    padding: 0.4rem 1rem;
    border-radius: 2px;
    transition: background 0.2s !important;
}

.nav-cta:hover {
    background: var(--accent) !important;
    color: white !important;
}

/* ── HERO ── */
.hero {
    min-height: 92vh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    padding: 6rem 4rem;
    gap: 4rem;
    border-bottom: 1px solid var(--border);
}

.hero-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.hero-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 1px;
    background: var(--accent);
}

.hero h1 {
    font-family: var(--serif);
    font-size: clamp(2.6rem, 4.5vw, 4.2rem);
    line-height: 1.05;
    letter-spacing: -0.02em;
    color: var(--ink);
    margin-bottom: 1.5rem;
}

.hero h1 em {
    font-style: italic;
    color: var(--accent);
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--ink-muted);
    line-height: 1.75;
    max-width: 46ch;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    align-items: center;
}

.btn-primary {
    background: var(--ink);
    color: var(--bg);
    padding: 0.75rem 1.75rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    border-radius: 2px;
    transition: background 0.2s, transform 0.15s;
    display: inline-block;
}

.btn-primary:hover {
    background: var(--accent);
    transform: translateY(-1px);
}

.btn-ghost {
    color: var(--ink-muted);
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.4rem;
    transition: color 0.2s;
}

.btn-ghost:hover {
    color: var(--ink);
}
.btn-ghost::after {
    content: '→';
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.hero-logo-wrap {
    position: relative;
}

.hero-logo-wrap img {
    width: 340px;
    height: 340px;
    object-fit: contain;
    filter: drop-shadow(0 20px 60px rgba(0,112,204,0.18));
    animation: float 6s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-12px);
    }
}

.hero-ring {
    position: absolute;
    inset: -20px;
    border: 1px solid rgba(0,112,204,0.12);
    border-radius: 50%;
    animation: spin 30s linear infinite;
}

.hero-ring-2 {
    position: absolute;
    inset: -50px;
    border: 1px dashed rgba(0,112,204,0.07);
    border-radius: 50%;
    animation: spin 50s linear infinite reverse;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* ── STATS BAR ── */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit,minmax(140px,1fr));
    border-bottom: 1px solid var(--border);
}

.stat-item {
    padding: 2rem 4rem;
    border-right: 1px solid var(--border);
}

.stat-item:last-child {
    border-right: none;
}

.stat-num {
    font-family: var(--serif);
    font-size: 2.4rem;
    color: var(--ink);
    letter-spacing: -0.03em;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

/* ── SECTION BASE ── */
section {
    padding: 5rem 4rem;
    border-bottom: 1px solid var(--border);
}

.section-label {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.section-title {
    font-family: var(--serif);
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin-bottom: 1rem;
}

.section-body {
    font-size: 1rem;
    color: var(--ink-muted);
    line-height: 1.8;
    max-width: 65ch;
    font-weight: 300;
}

/* ── ABOUT ── */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
    margin-top: 3rem;
}

.about-pillars {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.pillar {
    display: grid;
    grid-template-columns: 48px 1fr;
    gap: 1.25rem;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border);
    align-items: start;
}

.pillar:last-child {
    border-bottom: 1px solid var(--border);
}

.pillar-num {
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--ink-faint);
    letter-spacing: 0.1em;
    padding-top: 0.2rem;
}

.pillar-title {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 0.95rem;
    margin-bottom: 0.3rem;
    letter-spacing: -0.01em;
}

.pillar-desc {
    font-size: 0.88rem;
    color: var(--ink-muted);
    line-height: 1.65;
    font-weight: 300;
}

/* ── SERVICES GRID ── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1px;
    background: var(--border);
    margin-top: 3rem;
    border: 1px solid var(--border);
}

.service-card {
    background: var(--bg);
    padding: 2.5rem 2rem;
    transition: background 0.2s;
    cursor: default;
}

.service-card:hover {
    background: var(--surface);
}

.service-icon {
    width: 36px;
    height: 36px;
    margin-bottom: 1.25rem;
    opacity: 0.7;
}

.service-name {
    font-family: var(--sans);
    font-weight: 500;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.service-desc {
    font-size: 0.85rem;
    color: var(--ink-muted);
    line-height: 1.65;
    font-weight: 300;
}

/* ── CONGRESO ── */
.congreso-layout {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 5rem;
    align-items: start;
    margin-top: 3rem;
}

.congreso-meta {
    background: var(--ink);
    color: var(--bg);
    padding: 2.5rem;
    border-radius: 2px;
}

.congreso-date {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 1rem;
}

.congreso-title {
    font-family: var(--serif);
    font-size: 1.9rem;
    letter-spacing: -0.02em;
    line-height: 1.15;
    margin-bottom: 1.5rem;
}

.congreso-body {
    font-size: 0.88rem;
    line-height: 1.75;
    color: rgba(244,243,240,0.7);
    font-weight: 300;
    margin-bottom: 1.75rem;
}

.congreso-register {
    display: inline-block;
    border: 1px solid rgba(244,243,240,0.25);
    color: var(--bg);
    padding: 0.6rem 1.25rem;
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    text-decoration: none;
    transition: border-color 0.2s, background 0.2s;
}

.congreso-register:hover {
    border-color: var(--accent);
    background: rgba(0,112,204,0.15);
}

.congreso-topics {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.topic-row {
    display: flex;
    align-items: baseline;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
}

.topic-row:first-child {
    border-top: 1px solid var(--border);
}

.topic-tag {
    font-family: var(--mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--accent);
    white-space: nowrap;
    min-width: 80px;
}

.topic-text {
    font-size: 0.9rem;
    color: var(--ink-muted);
    font-weight: 300;
}

/* ── REVISTA ── */
.revista-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.revista-card {
    border-top: 2px solid var(--ink);
    padding-top: 1.25rem;
}

.revista-vol {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 0.5rem;
}

.revista-title {
    font-family: var(--serif);
    font-size: 1.15rem;
    letter-spacing: -0.01em;
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

.revista-excerpt {
    font-size: 0.84rem;
    color: var(--ink-muted);
    line-height: 1.65;
    font-weight: 300;
    margin-bottom: 1rem;
}

.link-arrow {
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    transition: gap 0.2s, color 0.2s;
}

.link-arrow::after {
    content: '→';
}
.link-arrow:hover {
    color: var(--accent);
    gap: 0.6rem;
}

/* ── FORMACION ── */
.formacion-list {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 0;
}

.curso-row {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
    transition: padding-left 0.2s;
}

.curso-row:first-child {
    border-top: 1px solid var(--border);
}
.curso-row:hover {
    padding-left: 0.5rem;
}

.curso-info {
}

.curso-cat {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.25rem;
}

.curso-name {
    font-weight: 500;
    font-size: 1rem;
    letter-spacing: -0.01em;
    margin-bottom: 0.25rem;
}

.curso-detail {
    font-size: 0.83rem;
    color: var(--ink-muted);
    font-weight: 300;
}

.curso-badge {
    font-family: var(--mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 0.25rem 0.6rem;
    border: 1px solid var(--border);
    color: var(--ink-muted);
    border-radius: 1px;
    white-space: nowrap;
}

.curso-badge.open {
    border-color: #2eb86e;
    color: #2eb86e;
    background: rgba(46,184,110,0.06);
}

/* ── CONTACTO ── */
.contacto-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    margin-top: 3rem;
}

.contacto-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contacto-item {
}

.contacto-label {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 0.4rem;
}

.contacto-value {
    font-size: 1.05rem;
    font-weight: 400;
    color: var(--ink);
}

.contacto-value a {
    color: var(--ink);
    text-decoration: none;
    border-bottom: 1px solid var(--border);
    transition: border-color 0.2s, color 0.2s;
}

.contacto-value a:hover {
    color: var(--accent);
    border-color: var(--accent);
}

.whatsapp-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    background: #25d366;
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 2px;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.15s;
    width: fit-content;
}

.whatsapp-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

.contacto-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-field label {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--ink-muted);
}

.form-field input,
.form-field textarea,
.form-field select {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 0;
    padding: 0.65rem 0.75rem;
    font-family: var(--sans);
    font-size: 0.9rem;
    color: var(--ink);
    outline: none;
    transition: border-color 0.2s;
    resize: none;
    appearance: none;
    -webkit-appearance: none;
}

.form-field input:focus,
.form-field textarea:focus,
.form-field select:focus {
    border-color: var(--accent);
}

.form-field.full {
    grid-column: 1 / -1;
}

.btn-send {
    align-self: flex-start;
    background: var(--ink);
    color: var(--bg);
    padding: 0.75rem 1.75rem;
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    border: none;
    cursor: pointer;
    border-radius: 2px;
    transition: background 0.2s, transform 0.15s;
    margin-top: 0.5rem;
}

.btn-send:hover {
    background: var(--accent);
    transform: translateY(-1px);
}

/* ── MOBILE ── */
@media (max-width: 900px) {
    nav {
        padding: 0 1.5rem;
    }
    .nav-links {
        display: none;
    }
    .hero {
        grid-template-columns: 1fr;
        padding: 3rem 1.5rem;
        min-height: auto;
    }
    .hero-visual {
        display: none;
    }
    .stats-bar {
        grid-template-columns: 1fr 1fr;
    }
    .stat-item {
        padding: 1.5rem;
    }
    section {
        padding: 3rem 1.5rem;
    }
    .about-grid, .congreso-layout, .contacto-layout {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }
    .services-grid {
        grid-template-columns: 1fr 1fr;
    }
    .revista-grid {
        grid-template-columns: 1fr;
    }
    footer {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem 1.5rem;
    }
    .form-row {
        grid-template-columns: 1fr;
    }
}

/* ── FADE IN ── */
.fade-up {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}
.site-footer{
    background:#070615;
    color:#fff;
    padding:70px 40px 30px;
}

.footer-wrap{
    max-width:1200px;
    margin:auto;
    display:grid;
    grid-template-columns:2fr 1fr 1fr;
    gap:60px;
}

.footer-brand{
    font-size:22px;
    font-weight:500;
    margin-bottom:12px;
}

.footer-brand span{
    color:#0070cc;
}

.footer-brand-col p{
    color:#b8b8b8;
    font-size:15px;
    line-height:1.7;
    max-width:420px;
}

.footer-title{
    font-family:var(--mono);
    font-size:12px;
    letter-spacing:.15em;
    text-transform:uppercase;
    margin-bottom:14px;
    color:#9a9a9a;
}

.footer-col ul{
    list-style:none;
    display:flex;
    flex-direction:column;
    gap:8px;
}

.footer-col a{
    text-decoration:none;
    color:#dcdcdc;
    font-size:15px;
}

.footer-col a:hover{
    color:#0070cc;
}

.footer-copy{
    margin-top:50px;
    padding-top:20px;
    border-top:1px solid rgba(255,255,255,.08);
    text-align:center;
    font-size:13px;
    color:#9a9a9a;
}

@media(max-width:900px){

    .footer-wrap{
        grid-template-columns:1fr;
        gap:40px;
    }

    .footer-brand-col p{
        max-width:100%;
    }

}

.revista-img{
    width:100%;
    height:auto;
    aspect-ratio: 1/1;
    object-fit:cover;
    margin-bottom:14px;
    border-radius:2px;
}

@media (max-width: 900px){

    .hero{
        padding:3rem 1.5rem;
    }

    section{
        padding:3rem 1.5rem;
    }

    .stats-bar .stat-item{
        padding:1.5rem;
    }

    .congreso-meta{
        padding:1.8rem;
    }

}
@media (max-width:900px){

    .hero{
        grid-template-columns:1fr;
        text-align:center;
    }

    .hero-content{
        max-width:100%;
    }

    .stats-bar{
        grid-template-columns:1fr 1fr;
    }

    .about-grid{
        grid-template-columns:1fr;
    }

    .congreso-layout{
        grid-template-columns:1fr;
    }

    .contacto-layout{
        grid-template-columns:1fr;
    }

    .services-grid{
        grid-template-columns:1fr;
    }

    .revista-grid{
        grid-template-columns:1fr;
    }

    .hero-logo-wrap img{
        width:220px;
        height:220px;
    }

}
@media (max-width:600px){

    .stats-bar{
        grid-template-columns:1fr;
    }

    .stat-item{
        text-align:center;
        border-right:none;
        border-bottom:1px solid var(--border);
    }

    .stat-item:last-child{
        border-bottom:none;
    }

}
@media (max-width:700px){
    .services-grid{
        grid-template-columns:1fr;
    }
}
@media (max-width:600px){

    .hero h1{
        font-size:2rem;
        line-height:1.1;
        hyphens:auto;
    }

    .hero h1 br{
        display:none;
    }

}
.congreso-meta{
    max-width:100%;
    overflow:hidden;
}
.congreso-layout{
    overflow:hidden;
}
@media (max-width:600px){

    .congreso-title{
        font-size:1.6rem;
        line-height:1.2;
        word-break:break-word;
    }

    .congreso-meta{
        padding:1.8rem;
    }

}
@media (max-width:600px){

    .hero-actions{
        flex-direction:column;
        align-items:stretch;
        gap:12px;
        width:100%;
    }

    .btn-primary,
    .btn-ghost{
        width:100%;
        text-align:center;
        justify-content:center;
    }

}
.nav-toggle{
    display:none;
    background:none;
    border:none;
    font-size:26px;
    cursor:pointer;
}

@media (max-width:900px){

    .nav-toggle{
        display:block;
    }

    .nav-links{
        position:absolute;
        top:64px;
        left:0;
        width:100%;
        background:var(--bg);
        flex-direction:column;
        align-items:flex-start;
        padding:20px;
        gap:16px;
        display:none;
        border-bottom:1px solid var(--border);
    }

    body.nav-open .nav-links{
        display:flex;
    }

}
.whatsapp-float{
    position:fixed;
    bottom:20px;
    right:20px;
    width:58px;
    height:58px;
    background:#25D366;
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    box-shadow:0 8px 20px rgba(0,0,0,.25);
    z-index:999;
}

.whatsapp-float img{
    width:30px;
    height:30px;
}