/* =================================================================
   QUIÉNES SOMOS - FUNDECIMA
   Sección institucional React (renderizada por quienes-somos-react.js)
   Layout a dos columnas:
   - Izquierda: etiqueta + título + intro + estadísticas (grid 2x2)
   - Derecha: bloques ORIGEN / LO QUE CREEMOS / CÓMO TRABAJAMOS
   Paleta: azul #1e3a8a · verde #059669 (identidad institucional)
   ================================================================= */

/* ---------------- SECCIÓN / LAYOUT ---------------- */
.qs-section {
    padding: 80px 0 90px;
    background: #ffffff;
    border-top: 4px solid #1e3a8a;
    position: relative;
    overflow: hidden;
}

.qs-inner {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: minmax(0, 10fr) minmax(0, 12fr);
    gap: 70px;
    align-items: start;
    position: relative;
    z-index: 1;
}

/* ---------------- COLUMNA IZQUIERDA ---------------- */
.qs-etiqueta {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: #059669;
    margin-bottom: 18px;
}

.qs-titulo {
    font-family: 'Poppins', sans-serif;
    font-size: 2.9rem;
    font-weight: 800;
    line-height: 1.14;
    text-transform: uppercase;
    color: #171b26;
    margin: 0 0 24px;
    word-wrap: break-word;
}

.qs-titulo-destacado {
    color: #059669;
}

.qs-linea {
    display: block;
    width: 56px;
    height: 4px;
    border-radius: 999px;
    background: #1e3a8a;
    margin-bottom: 28px;
}

.qs-intro {
    color: #475569;
    font-size: 1.02rem;
    line-height: 1.85;
    margin: 0;
    max-width: 460px;
}

/* ---------------- ESTADÍSTICAS (2x2) ---------------- */
.qs-stats {
    margin-top: 36px;
    padding-top: 36px;
    border-top: 1px solid #e2e8f0;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 36px 28px;
}

.qs-stat__numero {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 2.7rem;
    font-weight: 800;
    line-height: 1;
    color: #1e3a8a;
    margin-bottom: 8px;
    font-variant-numeric: tabular-nums;
}

.qs-stat__etiqueta {
    display: block;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 1.6px;
    text-transform: uppercase;
    color: #64748b;
    line-height: 1.6;
}

/* ---------------- COLUMNA DERECHA ---------------- */
.qs-col-der {
    position: relative;
}

/* Marca de agua decorativa gigante (28+) */
.qs-marca-agua {
    position: absolute;
    right: -20px;
    bottom: -50px;
    font-family: 'Poppins', sans-serif;
    font-size: 15rem;
    font-weight: 800;
    line-height: 1;
    color: rgba(30, 58, 138, 0.05);
    pointer-events: none;
    user-select: none;
    z-index: 0;
}

.qs-bloque {
    position: relative;
    z-index: 1;
    padding: 28px 0;
    border-bottom: 1px solid #e2e8f0;
}

.qs-bloque:first-of-type { padding-top: 8px; }
.qs-bloque:last-of-type { border-bottom: 0; }

.qs-bloque-titulo {
    font-family: 'Poppins', sans-serif;
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: #059669;
    margin: 0 0 12px;
}

.qs-bloque-texto {
    color: #475569;
    font-size: 1rem;
    line-height: 1.85;
    margin: 0;
}

/* ---------------- INDICADOR DE CARGA ---------------- */
.qs-cargando {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    min-height: 300px;
    color: #64748b;
    font-size: 0.95rem;
    font-weight: 600;
}

.qs-cargando__spinner {
    width: 26px;
    height: 26px;
    border-radius: 50%;
    border: 3px solid #e2e8f0;
    border-top-color: #1e3a8a;
    animation: qsGiro 0.9s linear infinite;
}

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

/* ---------------- ENTRADA ANIMADA ---------------- */
.qs-col-izq { animation: qsFadeUp 0.7s ease both; }
.qs-col-der { animation: qsFadeUp 0.7s ease 0.15s both; }

@keyframes qsFadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* ---------------- RESPONSIVE ---------------- */
@media (max-width: 992px) {
    .qs-section { padding: 60px 0 70px; }
    .qs-inner { grid-template-columns: 1fr; gap: 40px; }
    .qs-titulo { font-size: 2.2rem; }
    .qs-marca-agua { font-size: 10rem; bottom: -30px; right: -10px; }
}

@media (max-width: 576px) {
    .qs-inner { padding: 0 18px; }
    .qs-titulo { font-size: 1.75rem; }
    .qs-intro { font-size: 0.95rem; }
    .qs-stats { gap: 26px 18px; }
    .qs-stat__numero { font-size: 2.1rem; }
    .qs-bloque { padding: 22px 0; }
    .qs-marca-agua { font-size: 7rem; }
}

/* ---------------- ACCESIBILIDAD ---------------- */
@media (prefers-reduced-motion: reduce) {
    .qs-col-izq,
    .qs-col-der { animation: none; }
    .qs-cargando__spinner { animation-duration: 1.6s; }
}