.rtu-video-grid,
.rtu-video-grid *,
.rtu-video-single-page,
.rtu-video-single-page * {
    box-sizing: border-box;
}

.rtu-video-grid {
    --rtu-blue: #104d89;
    --rtu-red: #9b1a2c;
    display: grid;
    gap: 20px;
    width: 100%;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.rtu-video-grid-cols-1 { grid-template-columns: 1fr; }
.rtu-video-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.rtu-video-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.rtu-video-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.rtu-video-card {
    min-width: 0;
    overflow: hidden;
    border: 1px solid #e9edf1;
    border-radius: 10px;
    background: #fff;
    box-shadow: 0 5px 18px rgba(0, 0, 0, 0.045);
    transition: transform .22s ease, border-color .22s ease, box-shadow .22s ease;
}

.rtu-video-card:hover {
    border-color: rgba(16, 77, 137, .38);
    box-shadow: 0 12px 28px rgba(0, 0, 0, .085);
    transform: translateY(-3px);
}

.rtu-video-card-link {
    display: block;
    height: 100%;
    color: inherit !important;
    text-decoration: none !important;
}

.rtu-video-thumbnail {
    position: relative;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #101010;
}

.rtu-video-thumbnail img,
.rtu-video-placeholder {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}

.rtu-video-placeholder {
    background: linear-gradient(135deg, #104d89, #000 65%, #9b1a2c);
}

.rtu-video-card:hover .rtu-video-thumbnail img {
    transform: scale(1.035);
}

.rtu-video-thumbnail::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, .5), transparent 58%);
    pointer-events: none;
}

.rtu-video-play {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 3;
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border: 1.5px solid rgba(255, 255, 255, .92);
    border-radius: 50%;
    background: rgba(155, 26, 44, .92);
    box-shadow: 0 8px 22px rgba(0, 0, 0, .26);
    transform: translate(-50%, -50%);
    transition: background .22s ease, transform .22s ease;
}

.rtu-video-play span {
    width: 0;
    height: 0;
    margin-left: 3px;
    border-top: 7px solid transparent;
    border-bottom: 7px solid transparent;
    border-left: 11px solid #fff;
}

.rtu-video-card:hover .rtu-video-play {
    background: #104d89;
    transform: translate(-50%, -50%) scale(1.05);
}

.rtu-video-source-label,
.rtu-video-duration {
    position: absolute;
    z-index: 4;
    bottom: 9px;
    padding: 4px 7px;
    border-radius: 4px;
    color: #fff;
    font-size: 10px;
    font-weight: 600;
    line-height: 1;
}

.rtu-video-source-label {
    left: 9px;
    background: #104d89;
}

.rtu-video-duration {
    right: 9px;
    background: rgba(0, 0, 0, .82);
}

.rtu-video-card-body {
    padding: 14px;
}

.rtu-video-card-body h3 {
    display: -webkit-box;
    min-height: 40px;
    margin: 0 0 8px;
    overflow: hidden;
    color: #171717;
    font-size: 15px;
    font-weight: 600;
    line-height: 1.36;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
}

.rtu-video-card-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px 12px;
    color: #707780;
    font-size: 11.5px;
    font-weight: 400;
}

.rtu-video-card-body p {
    margin: 9px 0 0;
    color: #626a73;
    font-size: 12.5px;
    line-height: 1.55;
}

.rtu-video-empty {
    grid-column: 1 / -1;
    margin: 0;
    padding: 26px;
    border: 1px dashed #cbd0d6;
    color: #555;
    font-size: 13px;
    text-align: center;
}

.rtu-video-single-page {
    --rtu-blue: #104d89;
    --rtu-red: #9b1a2c;
    padding: 44px 20px 62px;
    background: #f5f6f8;
    color: #171717;
    font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.rtu-video-single-container {
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
}

.rtu-video-breadcrumb {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 7px;
    margin-bottom: 15px;
    color: #6b7280;
    font-size: 12px;
}

.rtu-video-breadcrumb a {
    color: #104d89;
    font-weight: 500;
    text-decoration: none;
}

.rtu-video-single-article {
    overflow: hidden;
    border: 1px solid #e4e7eb;
    border-radius: 13px;
    background: #fff;
    box-shadow: 0 16px 45px rgba(0, 0, 0, .07);
}

.rtu-player-frame {
    position: relative;
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: #000;
}

.rtu-player-frame iframe,
.rtu-player-frame video {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    object-fit: contain;
}

.rtu-player-message {
    padding: 70px 28px;
    background: #111;
    color: #fff;
    font-size: 14px;
    text-align: center;
}

.rtu-video-single-header,
.rtu-video-single-content,
.rtu-video-share {
    padding-right: 30px;
    padding-left: 30px;
}

.rtu-video-single-header {
    padding-top: 24px;
    padding-bottom: 19px;
    border-bottom: 1px solid #eceff2;
}

.rtu-video-single-kicker {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    margin-bottom: 10px;
    color: #9b1a2c;
    font-size: 10.5px;
    font-weight: 600;
    letter-spacing: .02em;
    text-transform: uppercase;
}

.rtu-video-live-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: #9b1a2c;
    box-shadow: 0 0 0 4px rgba(155, 26, 44, .1);
}

.rtu-video-single-header h1 {
    margin: 0 0 12px;
    color: #111;
    font-size: clamp(24px, 3.2vw, 36px);
    font-weight: 700;
    line-height: 1.18;
}

.rtu-video-single-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 7px 16px;
    color: #6b7280;
    font-size: 12px;
    font-weight: 400;
}

.rtu-video-single-content {
    padding-top: 24px;
    padding-bottom: 24px;
    color: #333;
    font-size: 15px;
    font-weight: 400;
    line-height: 1.7;
}

.rtu-video-single-content > :first-child { margin-top: 0; }
.rtu-video-single-content > :last-child { margin-bottom: 0; }

.rtu-video-share {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 9px;
    padding-top: 16px;
    padding-bottom: 24px;
    border-top: 1px solid #eceff2;
    font-size: 12px;
}

.rtu-video-share strong {
    font-weight: 600;
}

.rtu-video-share a {
    padding: 6px 10px;
    border-radius: 5px;
    background: #104d89;
    color: #fff !important;
    font-size: 11px;
    font-weight: 600;
    text-decoration: none !important;
}

.rtu-video-share a:hover { background: #9b1a2c; }

.rtu-related-videos {
    margin-top: 34px;
}

.rtu-related-heading {
    margin-bottom: 15px;
    padding-bottom: 8px;
    border-bottom: 2px solid #104d89;
}

.rtu-related-heading h2 {
    margin: 0;
    color: #104d89;
    font-size: 21px;
    font-weight: 600;
}

@media (max-width: 1000px) {
    .rtu-video-grid-cols-4,
    .rtu-video-grid-cols-3 {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .rtu-video-grid,
    .rtu-video-grid-cols-1,
    .rtu-video-grid-cols-2,
    .rtu-video-grid-cols-3,
    .rtu-video-grid-cols-4 {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .rtu-video-single-page {
        padding: 22px 12px 40px;
    }

    .rtu-video-single-article {
        border-radius: 9px;
    }

    .rtu-video-single-header,
    .rtu-video-single-content,
    .rtu-video-share {
        padding-right: 17px;
        padding-left: 17px;
    }

    .rtu-video-single-header h1 {
        font-size: 24px;
    }

    .rtu-video-single-content {
        font-size: 14px;
    }
}