body { background-color: #000; color: #fff; }
.rugby-bg {
    background: radial-gradient(circle at 10% 20%, rgba(66, 133, 244, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(66, 133, 244, 0.05) 0%, transparent 40%);
}
.btn-rugby {
    background-color: #4285F4;
    color: white;
    transition: all 0.3s ease;
    box-shadow: 0 4px 14px 0 rgba(66, 133, 244, 0.39);
}
.btn-rugby:hover {
    background-color: #3367d6;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(66, 133, 244, 0.45);
}
.excuse-box {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
}
.ball-spinner {
    display: inline-block;
    animation: spin 1s linear infinite;
}
@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}
.fade-in {
    animation: fadeIn 0.5s ease-in;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}
/* Masquer les éléments de menu/footer pour cette page car elle a un look très différent et minimaliste */
header, footer { display: none !important; }