/* Sponsors & Partners external stylesheet */
:root {
    --sponsor-ink: #172f42;
    --sponsor-muted: #6b7780;
    --sponsor-border: rgba(23, 47, 66, .14);
    --sponsor-accent: #8d2335;
    --sponsor-bg: #f7f6f2;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    color: var(--sponsor-ink);
    background: var(--sponsor-bg);
    font-family: Arial, Helvetica, sans-serif;
}

.sponsors-section {
    padding: 80px 0;
}

.container {
    width: 100%;
    max-width: 1320px;
    margin-right: auto;
    margin-left: auto;
    padding-right: 24px;
    padding-left: 24px;
}

.sponsors-heading {
    max-width: 850px;
    margin: 0 auto 45px;
    text-align: center;
}

.sponsors-eyebrow {
    display: block;
    margin-bottom: 14px;
    color: var(--sponsor-accent);
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .18em;
    text-transform: uppercase;
}

.sponsors-title {
    margin: 0;
    font-size: clamp(2rem, 4vw, 3.6rem);
    line-height: 1.08;
    font-weight: 500;
}

.sponsors-intro {
    max-width: 720px;
    margin: 18px auto 0;
    color: var(--sponsor-muted);
    font-size: 1rem;
    line-height: 1.7;
}

.sponsors-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 22px;
}

.sponsor-card {
    display: flex;
    min-height: 275px;
    padding: 24px 20px 22px;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: #fff;
    border: 1px solid var(--sponsor-border);
    transition: transform .3s ease, box-shadow .3s ease;
}

.sponsor-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(23, 47, 66, .10);
}

.sponsor-logo-wrap {
    display: flex;
    width: 100%;
    height: 135px;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    overflow: hidden;
}

.sponsor-logo {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center;
}

.sponsor-name {
    width: 100%;
    margin: auto 0 0;
    font-size: 1.02rem;
    font-weight: 600;
    line-height: 1.4;
}

.sponsor-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    justify-content: center;
    margin-top: 16px;
}

.sponsor-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 13px;
    color: #fff;
    background: var(--sponsor-ink);
    font-size: .78rem;
    text-decoration: none;
    transition: background .25s ease;
}

.sponsor-link:hover,
.sponsor-link:focus {
    color: #fff;
    background: var(--sponsor-accent);
}

@media (max-width: 1199.98px) {
    .container { max-width: 1140px; }
    .sponsors-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 991.98px) {
    .container { max-width: 960px; }
    .sponsors-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 575.98px) {
    .sponsors-section { padding: 55px 0; }
    .container { padding-right: 16px; padding-left: 16px; }
    .sponsors-grid { grid-template-columns: 1fr; gap: 15px; }
    .sponsor-card { min-height: 245px; }
}