/* School Challenge campaign — landing page only */
:root {
    --challenge-navy: #001f3f;
    --challenge-gold: #d4af37;
    --challenge-gold-light: #f0d875;
    --challenge-gold-dark: #b8941f;
}

/* ─── Compact announcement strip ─────────────────────────────────── */
.challenge-compact-strip {
    background: linear-gradient(90deg, var(--challenge-navy) 0%, var(--ms-blue-dark) 55%, var(--ms-blue) 100%);
    color: #fff;
    padding: 0.55rem 0;
    border-bottom: 2px solid var(--challenge-gold);
}

.challenge-compact-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.challenge-compact-text {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    flex: 1;
    min-width: 0;
    font-size: 0.88rem;
    line-height: 1.35;
}

.challenge-compact-icon {
    font-size: 1.15rem;
    flex-shrink: 0;
}

.challenge-compact-headline {
    font-weight: 700;
    color: var(--challenge-gold-light);
}

.challenge-compact-sub {
    color: rgba(255, 255, 255, 0.88);
    font-size: 0.82rem;
}

.challenge-compact-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.challenge-compact-tagline {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.65);
    white-space: nowrap;
}

.btn-challenge-compact {
    background: var(--challenge-gold);
    color: var(--challenge-navy);
    font-weight: 700;
    font-size: 0.78rem;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    border: none;
    white-space: nowrap;
    transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    cursor: pointer;
}

.btn-challenge-compact:hover {
    background: var(--challenge-gold-light);
    color: var(--challenge-navy);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(212, 175, 55, 0.35);
}

/* ─── Campaign modal (designed banner image) ─────────────────────── */
body:has(.challenge-modal.show) .modal-backdrop.show {
    opacity: 0.7;
}

.challenge-modal-dialog {
    max-width: min(920px, calc(100vw - 1rem));
    margin: 0.5rem auto;
}

.challenge-modal-content {
    border: none;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 24px 64px rgba(0, 31, 63, 0.4);
    position: relative;
    background: #fff;
}

.challenge-modal-body {
    max-height: calc(100vh - 1rem);
    overflow-y: auto;
}

.challenge-modal-close {
    position: absolute;
    top: 0.65rem;
    right: 0.65rem;
    z-index: 10;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.95);
    color: var(--challenge-navy);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.05rem;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, transform 0.15s;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.challenge-modal-close:hover {
    background: var(--challenge-navy);
    color: #fff;
    transform: scale(1.05);
}

.challenge-banner-frame {
    position: relative;
    line-height: 0;
    background: #f4f7fb;
}

.challenge-banner-image {
    display: block;
    width: 100%;
    height: auto;
    border: none;
}

/* Clickable overlay aligned to the gold CTA button in the artwork */
.challenge-banner-cta-hotspot {
    position: absolute;
    right: 2.2%;
    bottom: 3.5%;
    width: 28%;
    height: 14%;
    border: none;
    background: transparent;
    cursor: pointer;
    border-radius: 8px;
    padding: 0;
}

.challenge-banner-cta-hotspot:hover {
    background: rgba(212, 175, 55, 0.12);
}

.challenge-banner-cta-hotspot:focus-visible {
    outline: 3px solid var(--ms-blue);
    outline-offset: 2px;
}

.challenge-banner-footer-cta {
    padding: 0.85rem 1rem 1rem;
    background: #fff;
    border-top: 1px solid rgba(0, 84, 166, 0.08);
}

.challenge-banner-footer-cta .btn-challenge-primary {
    display: none;
}

.btn-challenge-primary {
    background: linear-gradient(135deg, var(--challenge-gold) 0%, var(--challenge-gold-dark) 100%);
    color: var(--challenge-navy);
    font-weight: 700;
    font-size: 0.95rem;
    padding: 0.75rem 1.5rem;
    border-radius: 25px;
    border: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: box-shadow 0.2s, transform 0.15s;
    box-shadow: 0 4px 14px rgba(212, 175, 55, 0.35);
    cursor: pointer;
}

.btn-challenge-primary:hover {
    color: var(--challenge-navy);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(212, 175, 55, 0.45);
}

.challenge-terms {
    font-size: 0.68rem;
    color: #8a9099;
    line-height: 1.45;
}

.challenge-compact-deadline {
    display: inline-flex;
    align-items: center;
    margin-left: 0.5rem;
    padding: 0.15rem 0.55rem;
    border-radius: 12px;
    background: rgba(212, 175, 55, 0.18);
    border: 1px solid rgba(212, 175, 55, 0.45);
    color: var(--challenge-gold-light);
    font-size: 0.72rem;
    font-weight: 700;
    white-space: nowrap;
}

@media (max-width: 767.98px) {
    .challenge-compact-deadline {
        display: flex;
        margin-left: 0;
        margin-top: 0.35rem;
        justify-content: center;
        width: 100%;
    }
}

@media (max-width: 767.98px) {
    .challenge-compact-inner {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
    }

    .challenge-compact-text {
        flex-direction: column;
        align-items: center;
    }

    .challenge-compact-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-challenge-compact {
        width: 100%;
        text-align: center;
        justify-content: center;
    }

    .challenge-compact-tagline {
        white-space: normal;
    }

    .challenge-modal-dialog {
        max-width: calc(100vw - 0.5rem);
    }

    .challenge-banner-footer-cta .btn-challenge-primary {
        display: inline-flex;
    }
}

@media (min-width: 768px) {
    .challenge-banner-footer-cta {
        padding: 0.5rem 1rem 0.65rem;
    }

    .challenge-banner-footer-cta .challenge-terms {
        margin-top: 0.35rem !important;
    }
}