/* Gen2 · Validation — scoped under .sr-validation. Réplica fiel de g2c-validation. */
.sr-validation { padding: clamp(3rem, 7vw, 5rem) 0; background: linear-gradient(180deg, #0e1d41 0%, var(--c-ink) 100%); color: #fff; position: relative; isolation: isolate; }
.sr-validation * { box-sizing: border-box; }
.sr-validation .wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 clamp(1.25rem, 4vw, 2.5rem); position: relative; }
.sr-validation::before { content: ""; position: absolute; inset: 0; z-index: -1; background: radial-gradient(ellipse 50% 60% at 18% 30%, rgba(34,211,238,.16), transparent 60%), radial-gradient(ellipse 40% 40% at 88% 70%, rgba(249,115,22,.12), transparent 60%); }

.sr-validation .val-lead { font-family: var(--font-display); font-weight: 800; font-size: .74rem; letter-spacing: .16em; text-transform: uppercase; color: rgba(255,255,255,.6); text-align: center; margin: 0 0 var(--sp-md); }
.sr-validation .val-lead b { color: var(--c-accent); }
.sr-validation .val-title { font-family: var(--font-display); color: #fff; font-weight: 700; font-size: clamp(1.9rem, 3.6vw, 2.7rem); line-height: 1.1; letter-spacing: -.01em; text-align: center; max-width: 20em; margin: 0 auto var(--sp-md); }
.sr-validation .val-sub { font-size: clamp(1.05rem, 1.6vw, 1.2rem); line-height: 1.55; font-weight: 500; color: #fff; text-align: center; max-width: 46em; margin: 0 auto var(--sp-lg); }
.sr-validation .val-copy { font-size: 1rem; line-height: 1.65; color: rgba(255,255,255,.74); text-align: center; max-width: 52em; margin: 0 auto var(--sp-2xl); }
/* Sin logos/fine, el último bloque no debe arrastrar su margen inferior (dejaba un hueco). */
.sr-validation .wrap > :last-child { margin-bottom: 0; }
.sr-validation .val-cite { display: block; margin-top: .6rem; font-size: .86rem; font-style: italic; color: rgba(255,255,255,.72); }
.sr-validation .val-cite a { color: var(--c-glow) !important; font-weight: 600; text-decoration: none; border-bottom: 1px solid rgba(34,211,238,.55); }
.sr-validation .val-cite a:hover { color: #67e8f9 !important; border-bottom-color: var(--c-glow); }

/* Sub-bloque de referencias */
.sr-validation .val-refs-title { font-family: var(--font-display); font-weight: 800; font-size: 1rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.82); text-align: center; margin: 0 0 var(--sp-lg); padding-top: var(--sp-lg); }

/* Referencias institucionales — 3 columnas: logo (contenedor blanco) + título + copy. */
.sr-validation .val-refs { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); align-items: start; gap: clamp(1.25rem, 3vw, 2.25rem); max-width: 62em; margin: 0 auto; }
.sr-validation .val-ref { display: flex; flex-direction: column; align-items: center; text-align: center; }
.sr-validation .val-ref-logo { display: flex; align-items: center; justify-content: center; width: 100%; min-height: 112px; padding: .7rem .9rem; margin: 0 0 var(--sp-md); background: #fff; border-radius: 14px; box-shadow: 0 14px 34px -20px rgba(0,0,0,.55); }
.sr-validation .val-ref-logo img { max-height: 84px; max-width: 100%; width: auto; height: auto; object-fit: contain; }
.sr-validation .val-ref-title { font-family: var(--font-display); font-weight: 800; font-size: 1.02rem; line-height: 1.3; color: #fff; margin: 0 0 .5rem; }
.sr-validation .val-ref-copy { font-family: var(--font-body); font-size: .88rem; line-height: 1.6; color: rgba(255,255,255,.72); margin: 0; }
.sr-validation .val-logo-fallback { font-family: var(--font-display); font-weight: 600; font-size: .82rem; line-height: 1.25; color: var(--c-ink); text-align: center; }
.sr-validation .val-fine { font-size: .92rem; line-height: 1.6; color: rgba(255,255,255,.6); max-width: 60em; margin: var(--sp-xl) auto 0; text-align: center; }

@media (max-width: 720px) { .sr-validation .val-refs { grid-template-columns: 1fr; gap: 1.75rem; max-width: 26em; } }

/* Grupos dentro de las referencias (Academics / Start-Ups). El encabezado se
   apoya en una línea para separar los bloques sin añadir peso visual. */
.sr-validation .val-group + .val-group { margin-top: var(--sp-xl); }
.sr-validation .val-group-label {
	display: flex; align-items: center; gap: 1rem;
	margin: 0 0 var(--sp-md);
	font-family: var(--font-display); font-weight: 800; font-size: .78rem;
	letter-spacing: .16em; text-transform: uppercase; color: #fff;
}
.sr-validation .val-group-label::after {
	content: ""; flex: 1; height: 1px;
	background: linear-gradient(90deg, rgba(255,255,255,.28), rgba(255,255,255,0));
}