@import url("https://use.typekit.net/xml4yco.css");

/* =================================================================
   FUNDACIÓN OSAI — LANDING INSTITUCIONAL
   Lenguaje: inca-pop editorial. Scroll narrativo largo (no diapositivas):
   la página cuenta una historia en dos movimientos — la institución y
   su recorrido. Gradientes de marca como material, Noka grande y
   kinética, motivos andinos (greca escalonada, muesca) como acentos.
   Efectos sutiles ligados al contenido; sin sombras duras ni vidrio.
   ================================================================= */

/* ===== VARIABLES ===== */
:root {
    --osai-principal: #fc1d67;
    --osai-secundario: #0443bf;
    --osai-acento: #b4ee32;
    --osai-apoyo: #ff7bdd;
    --osai-gris: #5b5b5b;
    --osai-blanco: #ffffff;
    --osai-crema: #fcede8;
    --osai-negro: #0a0a0a;

    --osai-grad-principal: linear-gradient(135deg, #fc1d67 0%, #0443bf 100%);
    --osai-grad-iso: linear-gradient(165deg, #fc1d67 0%, #0443bf 50%, #b4ee32 100%);

    /* Greca escalonada andina (azulejo 4x4) por color, fondo transparente */
    --greca-rosa: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cg fill='%23fc1d67'%3E%3Crect x='1' y='0' width='2' height='1'/%3E%3Crect x='2' y='1' width='2' height='1'/%3E%3Crect x='0' y='2' width='1' height='1'/%3E%3Crect x='3' y='2' width='1' height='1'/%3E%3Crect x='2' y='3' width='2' height='1'/%3E%3C/g%3E%3C/svg%3E");
    --greca-azul: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cg fill='%230443bf'%3E%3Crect x='1' y='0' width='2' height='1'/%3E%3Crect x='2' y='1' width='2' height='1'/%3E%3Crect x='0' y='2' width='1' height='1'/%3E%3Crect x='3' y='2' width='1' height='1'/%3E%3Crect x='2' y='3' width='2' height='1'/%3E%3C/g%3E%3C/svg%3E");
    --greca-lima: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cg fill='%23b4ee32'%3E%3Crect x='1' y='0' width='2' height='1'/%3E%3Crect x='2' y='1' width='2' height='1'/%3E%3Crect x='0' y='2' width='1' height='1'/%3E%3Crect x='3' y='2' width='1' height='1'/%3E%3Crect x='2' y='3' width='2' height='1'/%3E%3C/g%3E%3C/svg%3E");
    --greca-blanca: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cg fill='%23ffffff'%3E%3Crect x='1' y='0' width='2' height='1'/%3E%3Crect x='2' y='1' width='2' height='1'/%3E%3Crect x='0' y='2' width='1' height='1'/%3E%3Crect x='3' y='2' width='1' height='1'/%3E%3Crect x='2' y='3' width='2' height='1'/%3E%3C/g%3E%3C/svg%3E");
    --greca-mascara: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 4 4'%3E%3Cg fill='%23000'%3E%3Crect x='1' y='0' width='2' height='1'/%3E%3Crect x='2' y='1' width='2' height='1'/%3E%3Crect x='0' y='2' width='1' height='1'/%3E%3Crect x='3' y='2' width='1' height='1'/%3E%3Crect x='2' y='3' width='2' height='1'/%3E%3C/g%3E%3C/svg%3E");

    --greca-tam: 32px;
    --trama-tam: 56px;
    --muesca: 14px;

    --transicion-ease: cubic-bezier(0.65, 0, 0.2, 1);
    --fuente: "noka", "Outfit", sans-serif;

    --ancho-max: 1240px;
    --margen-x: clamp(1.4rem, 5vw, 5rem);
}

/* ===== RESET / BASE ===== */
*, *::before, *::after { box-sizing: border-box; }

html {
    scroll-behavior: smooth;
    font-size: clamp(14px, 0.55vw + 11px, 17px);
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--fuente);
    font-weight: 500;
    background-color: var(--osai-blanco);
    color: var(--osai-negro);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; }
a { color: inherit; }

::selection { background: var(--osai-principal); color: #fff; }

/* ===== TIPOGRAFÍA ===== */
.titular {
    font-family: var(--fuente);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: -0.015em;
    line-height: 0.92;
    margin: 0;
}

.etiqueta {
    font-family: var(--fuente);
    font-weight: 700;
    font-size: 0.68rem;
    letter-spacing: 0.24em;
    text-transform: uppercase;
}

.texto-principal { color: var(--osai-principal); }
.texto-acento { color: var(--osai-acento); }
.texto-secundario { color: var(--osai-secundario); }

/* Cuerpo editorial grande */
.prosa {
    font-weight: 500;
    font-size: clamp(1.25rem, 2.2vw, 1.9rem);
    line-height: 1.42;
    margin: 0;
}
.prosa em {
    font-style: normal;
    font-weight: 600;
    color: var(--osai-principal);
}

/* ===== UTILIDADES DE MARCA ===== */
.muesca {
    clip-path: polygon(var(--muesca) 0, 100% 0, 100% calc(100% - var(--muesca)), calc(100% - var(--muesca)) 100%, 0 100%, 0 var(--muesca));
}

.greca-banda {
    width: 100%;
    height: var(--greca-tam);
    background-repeat: repeat;
    background-size: var(--greca-tam) var(--greca-tam);
    image-rendering: pixelated;
}
.greca-banda--rosa { background-image: var(--greca-rosa); }
.greca-banda--azul { background-image: var(--greca-azul); }
.greca-banda--lima { background-image: var(--greca-lima); }
.greca-banda--blanca { background-image: var(--greca-blanca); }

@keyframes greca-fluye {
    from { background-position-x: 0; }
    to { background-position-x: calc(-1 * var(--greca-tam)); }
}
.greca-banda--anim { animation: greca-fluye 9s linear infinite; }

/* Grano fílmico (flicker) */
@keyframes grano-flicker {
    0%   { background-position: 0 0; }
    20%  { background-position: -22px 12px; }
    40%  { background-position: 16px -20px; }
    60%  { background-position: -14px -10px; }
    80%  { background-position: 20px 14px; }
    100% { background-position: 0 0; }
}
.grano {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 180px 180px;
    opacity: 0.32;
    mix-blend-mode: overlay;
    animation: grano-flicker 0.45s steps(1) infinite;
    pointer-events: none;
}

/* Fondo procedimental (canvas de puntos de color sobre negro) */
.fondo-blobs {
    filter: blur(22px) saturate(1.16);
    transform: scale(1.18);
}

/* Foto enmascarada con el isotipo */
.iso-foto {
    -webkit-mask: url('../img/osai_isotipo_mask.png') no-repeat center / contain;
    mask: url('../img/osai_isotipo_mask.png') no-repeat center / contain;
    position: relative;
    background-image:
        linear-gradient(rgba(252, 29, 103, 0.10), rgba(252, 29, 103, 0.10)),
        linear-gradient(rgba(252, 29, 103, 0.22), rgba(252, 29, 103, 0.22)),
        url('../img/foto-comunidad.jpg');
    background-blend-mode: normal, color, normal;
    background-size: cover;
    background-position: center 25%;
    box-shadow: inset 0 0 100px 24px rgba(0, 0, 0, 0.72), inset 0 0 40px 6px rgba(0, 0, 0, 0.58);
}
.iso-foto::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='160' height='160' filter='url(%23n)'/%3E%3C/svg%3E");
    background-size: 190px 190px;
    mix-blend-mode: overlay;
    opacity: 0.22;
    pointer-events: none;
}

/* Foto rectangular duotono (placeholder editorial) */
.foto-placa {
    background-image:
        linear-gradient(rgba(252, 29, 103, 0.14), rgba(252, 29, 103, 0.14)),
        linear-gradient(rgba(4, 67, 191, 0.18), rgba(4, 67, 191, 0.18)),
        url('../img/foto-comunidad.jpg');
    background-blend-mode: normal, color, normal;
    background-size: cover;
    background-position: center 30%;
}

/* ===== REVELADO POR SCROLL ===== */
.revelar {
    opacity: 0;
    transform: translateY(38px);
    transition: opacity 0.9s var(--transicion-ease) var(--ret, 0ms), transform 0.9s var(--transicion-ease) var(--ret, 0ms);
    will-change: opacity, transform;
}
.revelar--izq { transform: translateX(-52px); }
.revelar--der { transform: translateX(52px); }
.revelar--escala { transform: scale(0.94) translateY(24px); }
.revelar.visible, .revelar--izq.visible, .revelar--der.visible, .revelar--escala.visible {
    opacity: 1;
    transform: none;
}

/* Titular kinético: las líneas emergen desde detrás de una máscara */
.linea-mascara { overflow: hidden; display: block; }
.linea-mascara > span {
    display: block;
    transform: translateY(110%);
    transition: transform 1.05s var(--transicion-ease) var(--ret, 0ms);
}
.visible .linea-mascara > span, .linea-mascara.visible > span { transform: translateY(0); }

/* Parallax sutil (JS fija --parallax-y) */
.parallax {
    transform: translateY(var(--parallax-y, 0px));
    will-change: transform;
}

/* ===== CABECERA ===== */
.cabecera {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.1rem var(--margen-x);
    mix-blend-mode: difference;
    pointer-events: none;
}
.cabecera__logo { pointer-events: auto; display: block; }
.cabecera__logo img { height: 2rem; width: auto; display: block; }
.cabecera__nav {
    display: flex;
    gap: 2rem;
    pointer-events: auto;
}
.cabecera__enlace {
    color: #fff;
    text-decoration: none;
    position: relative;
    padding-bottom: 3px;
}
.cabecera__enlace::after {
    content: '';
    position: absolute;
    left: 0; bottom: 0;
    width: 100%; height: 2px;
    background: #fff;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.45s var(--transicion-ease);
}
.cabecera__enlace:hover::after { transform: scaleX(1); transform-origin: left; }

/* Barra de progreso de lectura: una greca que avanza */
.progreso {
    position: fixed;
    top: 0; left: 0;
    height: 5px;
    width: 100%;
    z-index: 110;
    background: transparent;
    pointer-events: none;
}
.progreso__barra {
    height: 100%;
    width: 100%;
    background: var(--osai-grad-iso);
    transform: scaleX(0);
    transform-origin: left;
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100svh;
    background: #000;
    overflow: hidden;
    display: flex;
    align-items: flex-end;
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__grano { position: absolute; inset: 0; z-index: 2; }
.hero__filtro {
    position: absolute;
    inset: 0;
    z-index: 3;
    background:
        radial-gradient(120% 110% at 18% 92%, rgba(0,0,0,0.62) 0%, transparent 55%),
        linear-gradient(0deg, rgba(0,0,0,0.42) 0%, transparent 42%),
        linear-gradient(180deg, rgba(0,0,0,0.25) 0%, transparent 30%);
    pointer-events: none;
}
.hero__iso {
    position: absolute;
    top: 0; bottom: 0;
    right: 8vw;
    width: 100vh;
    z-index: 4;
    pointer-events: none;
}
.hero__contenido {
    position: relative;
    z-index: 10;
    padding: 0 var(--margen-x) 11vh;
    max-width: 100%;
}
.hero__etiqueta {
    color: rgba(255,255,255,0.82);
    display: block;
    margin-bottom: 1.6rem;
}
.hero__titular {
    color: #fff;
    font-size: clamp(2.6rem, 7vw, 6.6rem);
    text-shadow: 0 6px 40px rgba(0,0,0,0.55);
}
.hero__titular .acento { color: var(--osai-acento); }
.hero__bajada {
    color: rgba(255,255,255,0.92);
    font-size: clamp(1.05rem, 1.6vw, 1.4rem);
    line-height: 1.45;
    max-width: 34rem;
    margin: 1.8rem 0 0;
}
.hero__indicador {
    position: absolute;
    bottom: 2.2rem;
    right: var(--margen-x);
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.7rem;
    color: rgba(255,255,255,0.75);
}
@keyframes indicador-baja {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(10px); opacity: 0.4; }
}
.hero__flecha {
    width: 18px; height: 26px;
    animation: indicador-baja 2.2s var(--transicion-ease) infinite;
}

/* ===== SECCIONES GENÉRICAS ===== */
.seccion {
    position: relative;
    padding: clamp(6rem, 14vh, 10rem) var(--margen-x);
}
.seccion__interior {
    max-width: var(--ancho-max);
    margin: 0 auto;
}
.seccion__titulo {
    font-size: clamp(2.6rem, 6vw, 5.4rem);
}
.seccion__encabezado {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
    margin-bottom: clamp(2.5rem, 6vh, 4.5rem);
}
.seccion--negra {
    background: var(--osai-negro);
    color: #fff;
}

/* Numeración de capítulo (vertical, juega con el espacio negativo) */
.capitulo {
    display: flex;
    align-items: center;
    gap: 0.9rem;
    margin-bottom: 1.4rem;
}
.capitulo__numero { color: var(--osai-principal); }
.capitulo__linea {
    display: inline-block;
    width: 3.2rem;
    height: 2px;
    background: var(--osai-principal);
}
.capitulo__nombre { color: var(--osai-gris); }

/* ===== QUÉ ES (manifiesto editorial) ===== */
.manifiesto { padding-top: clamp(7rem, 16vh, 12rem); }
.manifiesto__cuerpo {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    gap: clamp(2rem, 6vw, 6rem);
    align-items: start;
}
.manifiesto__lateral { position: sticky; top: 7rem; }
.manifiesto__prosa { max-width: 46rem; }
.manifiesto__prosa + .manifiesto__prosa { margin-top: 2.2rem; }
.manifiesto__firma {
    margin-top: 3.4rem;
    display: flex;
    align-items: center;
    gap: 1.2rem;
}
.manifiesto__firma img { height: 2.6rem; width: auto; }

/* ===== MISIÓN / VISIÓN (placas desfasadas) ===== */
.brujula { padding-bottom: clamp(7rem, 16vh, 12rem); }
.brujula__grilla {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1.6rem, 4vw, 4rem);
    align-items: start;
}
.brujula__placa {
    padding: clamp(2rem, 4vw, 3.4rem);
    display: flex;
    flex-direction: column;
    gap: 1.4rem;
    min-height: 24rem;
}
.brujula__placa--mision {
    background: var(--osai-negro);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.brujula__placa--mision > * { position: relative; z-index: 3; }
.brujula__canvas { position: absolute; inset: 0; z-index: 0; width: 100%; height: 100%; }
.brujula__placa--vision {
    background: var(--osai-blanco);
    border: 1.5px solid rgba(0,0,0,0.16);
    margin-top: clamp(3rem, 9vh, 7rem);
}
.brujula__placa h3 { font-size: clamp(1.9rem, 3.4vw, 3rem); }
.brujula__placa p {
    margin: 0;
    font-size: clamp(1.05rem, 1.5vw, 1.3rem);
    line-height: 1.5;
}
.brujula__placa--mision p { color: rgba(255,255,255,0.92); }

/* ===== QUÉ HACEMOS (tres ejes) ===== */
.ejes__grilla {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: clamp(1.4rem, 3vw, 2.4rem);
}
.eje {
    display: flex;
    flex-direction: column;
    overflow: hidden;
}
.eje--analisis { background: var(--osai-secundario); color: #fff; }
.eje--consultoria { background: var(--osai-acento); color: var(--osai-negro); }
.eje--formacion { background: var(--osai-apoyo); color: var(--osai-negro); }
.eje__greca {
    height: 24px;
    background-color: #fff; /* base blanca: la greca contrasta aunque comparta color con la tarjeta */
    background-repeat: repeat;
    background-size: 24px 24px;
    image-rendering: pixelated;
    animation: greca-fluye 9s linear infinite;
    --greca-tam: 24px;
}
.eje--analisis .eje__greca { background-image: var(--greca-azul); }
.eje--consultoria .eje__greca { background-image: var(--greca-lima); }
.eje--formacion .eje__greca { background-image: var(--greca-rosa); }
.eje__cuerpo {
    padding: 1.6rem;
    display: flex;
    flex-direction: column;
    flex: 1;
    gap: 0.9rem;
}
.eje__foto { width: 100%; aspect-ratio: 3 / 4; }
.eje__titulo { font-size: clamp(1.7rem, 2.6vw, 2.3rem); }
.eje__texto { margin: 0; font-size: 1rem; line-height: 1.5; flex: 1; }
.eje--analisis .eje__texto { color: rgba(255,255,255,0.88); }
.eje__pie {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1rem;
}
.eje__pie img { height: 1.3rem; width: auto; }

/* Los tres ejes entran desfasados en altura (espacio negativo activo) */
@media (min-width: 861px) {
    .eje:nth-child(2) { margin-top: 3.4rem; }
    .eje:nth-child(3) { margin-top: 6.8rem; }
}

/* ===== OBJETIVOS (mar de negro) ===== */
.objetivos {
    overflow: hidden;
}
.objetivos__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.objetivos__grano { position: absolute; inset: 0; z-index: 1; }
/* Velo oscuro: baja la saturación del fondo detrás del texto */
.objetivos::after {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 2;
    background:
        radial-gradient(110% 100% at 30% 50%, rgba(0,0,0,0.5) 0%, transparent 70%),
        linear-gradient(180deg, rgba(0,0,0,0.35), rgba(0,0,0,0.35));
    pointer-events: none;
}
.objetivos .seccion__interior { position: relative; z-index: 5; }
.objetivos__lista {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
}
.objetivo {
    display: grid;
    grid-template-columns: minmax(4.5rem, 9rem) minmax(0, 1fr);
    gap: clamp(1.2rem, 4vw, 3rem);
    align-items: start;
    padding: clamp(1.8rem, 4vh, 2.8rem) 0;
    border-top: 1px solid rgba(255,255,255,0.22);
}
.objetivo:last-child { border-bottom: 1px solid rgba(255,255,255,0.22); }
.objetivo__numero {
    font-weight: 700;
    font-size: clamp(2.4rem, 5vw, 4.2rem);
    line-height: 1;
    color: var(--osai-acento);
    text-shadow: 0 2px 18px rgba(0,0,0,0.5);
}
.objetivo__titulo {
    font-size: clamp(1.35rem, 2.4vw, 2rem);
    margin: 0 0 0.7rem;
    text-shadow: 0 2px 18px rgba(0,0,0,0.5);
}
.objetivo__texto {
    margin: 0;
    max-width: 44rem;
    line-height: 1.55;
    color: rgba(255,255,255,0.85);
    text-shadow: 0 1px 12px rgba(0,0,0,0.5);
}

/* ===== EQUIPO ===== */
.equipo__cuerpo {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.35fr);
    gap: clamp(2rem, 6vw, 5rem);
    align-items: start;
}
.equipo__retrato {
    position: relative;
    aspect-ratio: 3 / 4;
}
.equipo__retrato .foto-placa { position: absolute; inset: 0; }
.equipo__retrato-greca {
    position: absolute;
    left: -1.2rem;
    bottom: -1.2rem;
    width: 55%;
    height: var(--greca-tam);
    background-image: var(--greca-rosa);
    background-repeat: repeat;
    background-size: var(--greca-tam) var(--greca-tam);
    image-rendering: pixelated;
    animation: greca-fluye 9s linear infinite;
}
.equipo__nombre { font-size: clamp(2rem, 4vw, 3.2rem); }
.equipo__cargo { color: var(--osai-principal); display: block; margin: 0.9rem 0 1.6rem; }
.equipo__bio { margin: 0 0 1.2rem; line-height: 1.6; font-size: 1.05rem; }
.equipo__red {
    margin-top: clamp(3rem, 8vh, 5rem);
    padding-top: 2.4rem;
    border-top: 1.5px solid rgba(0,0,0,0.14);
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
    gap: clamp(1.5rem, 5vw, 5rem);
}
.equipo__red p { margin: 0; line-height: 1.55; font-size: 1.1rem; color: #2b2b2b; }

/* ===== RECORRIDO (línea de tiempo narrativa) ===== */
.recorrido { overflow: clip; }
.recorrido__riel {
    position: relative;
    margin-top: clamp(3rem, 7vh, 5rem);
    padding-left: clamp(1.6rem, 5vw, 4rem);
}
.recorrido__riel::before {
    content: '';
    position: absolute;
    top: 0; bottom: 0; left: 0;
    width: 2px;
    background: rgba(0,0,0,0.12);
}
/* Línea que se "dibuja" con el avance del scroll (JS fija --avance) */
.recorrido__riel::after {
    content: '';
    position: absolute;
    top: 0; left: 0;
    width: 2px;
    height: 100%;
    background: var(--osai-grad-principal);
    transform: scaleY(var(--avance, 0));
    transform-origin: top;
}
.hito {
    position: relative;
    padding-bottom: clamp(4rem, 10vh, 7rem);
    max-width: 52rem;
}
.hito::before {
    content: '';
    position: absolute;
    left: calc(-1 * clamp(1.6rem, 5vw, 4rem) - 7px);
    top: 0.4rem;
    width: 16px; height: 16px;
    background: var(--osai-principal);
    clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
}
.hito__anio {
    font-weight: 700;
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    line-height: 1;
    color: var(--osai-principal);
    display: block;
}
.hito__titulo { font-size: clamp(1.4rem, 2.6vw, 2.1rem); margin: 0.9rem 0 0.8rem; }
.hito__texto { margin: 0; line-height: 1.6; font-size: 1.08rem; color: #2b2b2b; }
.hito__lista {
    margin: 1.2rem 0 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}
.hito__lista li {
    position: relative;
    padding-left: 1.5rem;
    line-height: 1.5;
    font-size: 1.02rem;
    color: #2b2b2b;
}
.hito__lista li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.44em;
    width: 9px; height: 9px;
    background: var(--osai-secundario);
    clip-path: polygon(0 0, 100% 0, 100% 34%, 34% 34%, 34% 100%, 0 100%);
    transform: rotate(225deg);
}

/* ===== NUEVA ETAPA (fondo negro, cuatro líneas de trabajo) ===== */
.nueva-etapa { overflow: hidden; }
.nueva-etapa__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.nueva-etapa__grano { position: absolute; inset: 0; z-index: 1; }
.nueva-etapa .seccion__interior { position: relative; z-index: 5; }
.nueva-etapa__intro {
    max-width: 46rem;
    margin: 0 0 clamp(2.6rem, 6vh, 4rem);
    line-height: 1.55;
    font-size: clamp(1.1rem, 1.7vw, 1.35rem);
    color: rgba(255,255,255,0.9);
    text-shadow: 0 1px 14px rgba(0,0,0,0.5);
}
.nueva-etapa__grilla {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1.2rem, 2.6vw, 2rem);
}
.linea-trabajo {
    background: rgba(10, 10, 10, 0.66);
    backdrop-filter: blur(4px);
    border: 1px solid rgba(255,255,255,0.16);
    padding: clamp(1.6rem, 3vw, 2.4rem);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.linea-trabajo__cifra { color: var(--osai-acento); }
.linea-trabajo__titulo { font-size: clamp(1.3rem, 2.2vw, 1.8rem); }
.linea-trabajo__lista {
    margin: 0;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}
.linea-trabajo__lista li {
    position: relative;
    padding-left: 1.4rem;
    font-size: 0.98rem;
    line-height: 1.5;
    color: rgba(255,255,255,0.85);
}
.linea-trabajo__lista li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.46em;
    width: 8px; height: 8px;
    background: var(--osai-principal);
}
.linea-trabajo__lista strong { color: #fff; font-weight: 600; }

.red-aliados {
    margin-top: clamp(1.6rem, 3vw, 2.4rem);
    padding: clamp(1.1rem, 2.2vw, 1.5rem) clamp(1.4rem, 2.6vw, 2rem);
    border: 1px solid rgba(255,255,255,0.16);
    display: flex;
    align-items: center;
    gap: 1.4rem;
    flex-wrap: wrap;
}
.red-aliados__etiqueta { color: rgba(255,255,255,0.55); white-space: nowrap; }
.red-aliados__lista { margin: 0; font-size: 0.95rem; letter-spacing: 0.02em; color: rgba(255,255,255,0.85); }

/* ===== PROYECTOS DESTACADOS (lista compacta, sutil) ===== */
.destacados { padding-top: clamp(3.5rem, 8vh, 6rem); padding-bottom: clamp(3.5rem, 8vh, 6rem); }
.destacados__intro { max-width: 34rem; margin: 0 0 clamp(1.6rem, 3vw, 2.4rem); line-height: 1.55; color: #2b2b2b; }
.destacados__lista { list-style: none; margin: 0; padding: 0; border-top: 1px solid rgba(0,0,0,0.1); }
.destacados__item {
    position: relative;
    display: flex;
    align-items: baseline;
    gap: clamp(1rem, 3vw, 2.4rem);
    padding: 1.1rem 0;
    border-bottom: 1px solid rgba(0,0,0,0.1);
    overflow: hidden;
}
.destacados__item::before {
    content: '';
    position: absolute;
    left: 0; bottom: -1px;
    width: 0; height: 1px;
    background: var(--osai-principal);
    transition: width 0.5s var(--transicion-ease);
}
.destacados__item:hover::before { width: 100%; }
.destacados__anio {
    flex-shrink: 0;
    width: 3.6rem;
    font-family: var(--fuente);
    font-weight: 700;
    font-size: 0.82rem;
    color: var(--osai-principal);
}
.destacados__nombre {
    flex: 1;
    font-size: 1rem;
    line-height: 1.5;
    transition: transform 0.4s var(--transicion-ease);
}
.destacados__item:hover .destacados__nombre { transform: translateX(0.4rem); }

/* ===== CIERRE / CONTACTO (trama full-screen sobre fucsia) ===== */
.cierre {
    position: relative;
    background: var(--osai-principal);
    color: #fff;
    overflow: hidden;
    min-height: 88svh;
    display: flex;
    flex-direction: column;
}
.trama { position: absolute; inset: 0; overflow: hidden; }
.trama__barra {
    position: absolute;
    left: 0;
    width: 100%;
    background-repeat: no-repeat;
    -webkit-mask: var(--greca-mascara) repeat;
    mask: var(--greca-mascara) repeat;
    -webkit-mask-size: var(--trama-tam) var(--trama-tam);
    mask-size: var(--trama-tam) var(--trama-tam);
    image-rendering: pixelated;
    will-change: mask-position;
}
@keyframes desliza-der {
    from { -webkit-mask-position-x: 0; mask-position-x: 0; }
    to { -webkit-mask-position-x: var(--trama-tam); mask-position-x: var(--trama-tam); }
}
@keyframes desliza-izq {
    from { -webkit-mask-position-x: 0; mask-position-x: 0; }
    to { -webkit-mask-position-x: calc(-1 * var(--trama-tam)); mask-position-x: calc(-1 * var(--trama-tam)); }
}
/* Velo: acompaña la lectura del titular y los datos sobre la trama */
.cierre__velo {
    position: absolute;
    inset: 0;
    z-index: 5;
    background:
        linear-gradient(180deg, rgba(0,0,0,0.42) 0%, transparent 45%),
        linear-gradient(0deg, rgba(0,0,0,0.4) 0%, transparent 45%);
    pointer-events: none;
}
.cierre__contenido {
    position: relative;
    z-index: 10;
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 3rem;
    padding: clamp(7rem, 16vh, 11rem) var(--margen-x) 2.2rem;
    max-width: none;
}
.cierre__titular {
    font-size: clamp(2.6rem, 7vw, 6.4rem);
    text-shadow: 0 3px 24px rgba(0,0,0,0.4);
    max-width: 18ch;
}
.cierre__datos {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 2.5rem;
    flex-wrap: wrap;
}
.cierre__grupo { display: flex; flex-direction: column; gap: 0.55rem; }
.cierre__grupo .etiqueta { color: rgba(255,255,255,0.72); margin-bottom: 0.35rem; }
.cierre__enlace {
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.05rem;
    width: fit-content;
    transition: color 0.35s var(--transicion-ease), transform 0.35s var(--transicion-ease);
}
.cierre__enlace:hover { color: var(--osai-acento); transform: translateX(6px); }
.cierre__pie {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    flex-wrap: wrap;
    padding-top: 1.6rem;
    border-top: 1px solid rgba(255,255,255,0.3);
}
.cierre__pie img { height: 1.5rem; width: auto; }
.cierre__pie .etiqueta { color: rgba(255,255,255,0.85); }
.cierre__chaska { display: flex; align-items: center; gap: 0.8rem; text-decoration: none; }
.cierre__chaska img { height: 1.2rem; filter: grayscale(1) brightness(10); }

/* ===== RESPONSIVE ===== */
@media screen and (max-width: 1024px) {
    .hero__iso { right: -14vw; opacity: 0.85; }
}
@media screen and (max-width: 860px) {
    .cabecera__nav { display: none; }
    .manifiesto__cuerpo,
    .brujula__grilla,
    .equipo__cuerpo,
    .equipo__red,
    .nueva-etapa__grilla { grid-template-columns: minmax(0, 1fr); }
    .manifiesto__lateral { position: static; }
    .brujula__placa--vision { margin-top: 0; }
    .ejes__grilla { grid-template-columns: minmax(0, 1fr); }
    .objetivo { grid-template-columns: minmax(3rem, 4.5rem) minmax(0, 1fr); }
    .equipo__retrato { max-width: 26rem; }
    .hero__iso { right: -42vw; opacity: 0.7; }
}

/* ===== ACCESIBILIDAD ===== */
:focus-visible { outline: 3px solid var(--osai-secundario); outline-offset: 3px; }
.seccion--negra :focus-visible, .cierre :focus-visible, .hero :focus-visible { outline-color: var(--osai-acento); }

@media (prefers-reduced-motion: reduce) {
    html { scroll-behavior: auto; }
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    .revelar, .revelar--izq, .revelar--der, .revelar--escala { opacity: 1 !important; transform: none !important; }
    .linea-mascara > span { transform: none !important; }
    .recorrido__riel::after { transform: scaleY(1); }
}

.sr-only {
    position: absolute;
    width: 1px; height: 1px;
    padding: 0; margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}