@font-face {
    font-family: 'Alphaville';
    src: url('/assets/Alphaville-BoldOblique.otf') format('opentype');
    font-weight: 700;
    font-style: normal;
}

:root {
    --negro: #000000;
    --gris-oscuro: #141414;
    --gris: #1e1e1e;
    --verde: #00FEBD;
    --rojo: #FF0140;
    --texto: #f2f2f2;
    --texto-suave: #999999;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--negro);
    color: var(--texto);
    font-family: -apple-system, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
}

a { color: var(--verde); text-decoration: none; }
a:hover { text-decoration: underline; }

.display {
    font-family: 'Alphaville', sans-serif;
    font-style: italic;
}

/* --- Navegación --- */
.nav {
    background: var(--negro);
    border-bottom: 3px solid var(--verde);
    padding: 16px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    position: sticky;
    top: 0;
    z-index: 10;
}
.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}
.nav-logo img { width: 40px; height: 40px; }
.nav-logo span {
    font-family: 'Alphaville', sans-serif;
    font-style: italic;
    font-size: 20px;
    color: white;
}
.nav-logo span b { color: var(--verde); }
.nav-links {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}
.nav-links a {
    color: #ccc;
    font-weight: 600;
    font-size: 14px;
}
.nav-links a:hover, .nav-links a.activo {
    color: var(--verde);
    text-decoration: none;
}

/* --- Hero --- */
.hero {
    padding: 80px 24px;
    text-align: center;
    background: linear-gradient(180deg, var(--gris-oscuro), var(--negro));
}
.hero h1 {
    font-size: clamp(32px, 6vw, 56px);
    margin: 0 0 16px;
    line-height: 1.05;
}
.hero h1 span { color: var(--verde); }
.hero p {
    color: #ccc;
    font-size: 18px;
    max-width: 560px;
    margin: 0 auto 32px;
}
.boton {
    display: inline-block;
    background: var(--verde);
    color: #002d22;
    font-weight: 800;
    padding: 14px 32px;
    border-radius: 30px;
    font-size: 15px;
}
.boton:hover { text-decoration: none; opacity: 0.9; }
.boton.secundario {
    background: transparent;
    border: 2px solid var(--rojo);
    color: white;
}

/* --- Secciones --- */
.seccion {
    max-width: 860px;
    margin: 0 auto;
    padding: 64px 24px;
}
.seccion-tag {
    font-size: 12.5px;
    letter-spacing: 0.06em;
    color: var(--rojo);
    font-weight: 700;
    margin: 0 0 10px;
    text-transform: uppercase;
}
.seccion h2 {
    font-size: 30px;
    margin: 0 0 20px;
}
.seccion h3 {
    font-size: 20px;
    color: var(--verde);
    margin: 32px 0 12px;
}
.seccion h4 {
    font-size: 16px;
    color: white;
    margin: 20px 0 8px;
}
.seccion p { color: #ddd; }
.seccion ul, .seccion ol { color: #ddd; padding-left: 22px; }
.seccion li { margin-bottom: 6px; }

.tarjeta {
    background: var(--gris-oscuro);
    border: 1px solid #2a2a2a;
    border-radius: 14px;
    padding: 28px;
    margin-bottom: 20px;
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.pasos {
    counter-reset: paso;
    list-style: none;
    padding: 0;
}
.pasos li {
    counter-increment: paso;
    background: var(--gris-oscuro);
    border: 1px solid #2a2a2a;
    border-radius: 12px;
    padding: 18px 20px 18px 56px;
    margin-bottom: 12px;
    position: relative;
}
.pasos li::before {
    content: counter(paso);
    position: absolute;
    left: 16px;
    top: 50%;
    transform: translateY(-50%);
    background: var(--verde);
    color: #002d22;
    width: 26px;
    height: 26px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 13px;
}

.enlaces-sociales {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}
.enlaces-sociales a {
    background: var(--gris);
    border: 1px solid #2a2a2a;
    color: #ddd;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13.5px;
    font-weight: 600;
}
.enlaces-sociales a:hover {
    border-color: var(--verde);
    color: var(--verde);
    text-decoration: none;
}

.tabla-nivel {
    border-left: 4px solid var(--rojo);
    padding-left: 16px;
    margin-bottom: 28px;
}
.tabla-nivel h4 {
    display: flex;
    align-items: center;
    gap: 8px;
}
.badge-nivel {
    background: var(--rojo);
    color: white;
    font-size: 11px;
    font-weight: 800;
    padding: 2px 8px;
    border-radius: 10px;
}

.subnav {
    display: flex;
    gap: 8px;
    margin-bottom: 32px;
    flex-wrap: wrap;
}
.subnav a {
    background: var(--gris-oscuro);
    border: 1px solid #2a2a2a;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 13.5px;
    font-weight: 700;
    color: #ccc;
}
.subnav a:hover, .subnav a.activo {
    border-color: var(--verde);
    color: var(--verde);
    text-decoration: none;
}

/* --- Footer --- */
footer {
    background: var(--gris-oscuro);
    border-top: 1px solid #2a2a2a;
    padding: 40px 24px;
    text-align: center;
    color: #777;
    font-size: 13px;
}
footer .enlaces-sociales { justify-content: center; margin-bottom: 20px; }

@media (max-width: 640px) {
    .grid-2 { grid-template-columns: 1fr; }
    .nav-links { font-size: 13px; gap: 12px; }
}