/* ==========================================================================
   Supporting Institutions
   Two-column list with optional header (label, title, divider).
   ========================================================================== */

/* Base */
.csrc-si {
    max-width: 900px;
    margin: 4rem auto;
    padding: 0 2rem;
}

/* ---------- Header ---------- */
.csrc-si__header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.csrc-si__label {
    display: inline-block;
    /* Brand orange #F76600 is only 3.06:1 on white. Kept at 20px/700 so it qualifies as
       WCAG "large text" (>=14pt bold), which lowers the AA threshold to 3:1 and passes. */
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #F76600;
    margin-bottom: 0.75rem;
}

.csrc-si__title {
    font-size: 1.75rem;
    color: #1a1a1a;
    margin: 0 0 1rem 0;
    letter-spacing: -0.01em;
}

.csrc-si__divider {
    width: 3rem;
    height: 1px;
    background: #ddd;
    margin: 0 auto;
}

/* ---------- List (columns layout) ---------- */
.csrc-si__list {
    column-count: 2;
    column-gap: 4rem;
    margin: 0;
    padding: 0;
    list-style: none;
}

.csrc-si__list li {
    position: relative;
    padding: 0.625rem 0 0.625rem 1rem;
    font-size: 0.9375rem;
    color: #444;
    line-height: 1.5;
    break-inside: avoid;
    border-left: 2px solid #eee;
    transition: border-color 0.2s ease;
}

.csrc-si__list li:hover {
    border-left-color: #F76600;
}

/* ---------- Responsive ---------- */
@media screen and (max-width: 640px) {
    .csrc-si {
        margin: 3rem auto;
        padding: 0 1.5rem;
    }

    .csrc-si__list {
        column-count: 1;
    }

    .csrc-si__title {
        font-size: 1.5rem;
    }
}