/* Challenge Completion Banner */
.challenge-completion-banner {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(-100px);
    z-index: 1000;
    max-width: 600px;
    width: 90%;
    opacity: 0;
    transition: all 0.3s ease-out;
    pointer-events: none;
}

.challenge-completion-banner.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    pointer-events: auto;
}

.banner-content {
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    color: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 8px 32px rgba(22, 163, 74, 0.3), 0 2px 8px rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    gap: 1rem;
    position: relative;
    overflow: hidden;
}

.challenge-completion-banner.both-complete .banner-content {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
    box-shadow: 0 8px 32px rgba(245, 158, 11, 0.3), 0 2px 8px rgba(0, 0, 0, 0.1);
}

.challenge-completion-banner.user-complete .banner-content {
    background: linear-gradient(135deg, #16a34a 0%, #15803d 100%);
    box-shadow: 0 8px 32px rgba(22, 163, 74, 0.3), 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* Subtle animated background pattern */
.banner-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.banner-icon {
    flex-shrink: 0;
    font-size: 2rem;
    opacity: 0.9;
}

.banner-text {
    flex: 1;
    min-width: 0; /* Allow text to shrink */
}

.banner-text h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1.125rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.banner-text h4 i {
    font-size: 1rem;
}

.banner-text p {
    margin: 0;
    font-size: 0.875rem;
    opacity: 0.95;
    line-height: 1.4;
}

.banner-text strong {
    font-weight: 600;
    color: rgba(255, 255, 255, 1);
}

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

.btn-banner-primary {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 6px;
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.2s ease;
    border: 1px solid rgba(255, 255, 255, 0.3);
    white-space: nowrap;
}

.btn-banner-primary:hover {
    background: rgba(255, 255, 255, 0.3);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.btn-banner-dismiss {
    background: none;
    border: none;
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.125rem;
    padding: 0.5rem;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
}

.btn-banner-dismiss:hover {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    transform: scale(1.1);
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .challenge-completion-banner {
        width: 95%;
        top: 10px;
    }
    
    .banner-content {
        padding: 1.25rem;
        gap: 0.75rem;
    }
    
    .banner-icon {
        font-size: 1.5rem;
    }
    
    .banner-text h4 {
        font-size: 1rem;
    }
    
    .banner-text p {
        font-size: 0.8125rem;
    }
    
    .btn-banner-primary {
        padding: 0.4375rem 0.75rem;
        font-size: 0.8125rem;
    }
}

@media (max-width: 480px) {
    .banner-content {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .banner-actions {
        justify-content: center;
        width: 100%;
    }
    
    .banner-text {
        order: -1;
    }
    
    .banner-icon {
        order: -2;
        align-self: center;
    }
}

/* Animation for trophy icon in both-complete state */
.challenge-completion-banner.both-complete .banner-icon i.fa-trophy {
    animation: trophy-bounce 1s ease-in-out infinite alternate;
}

@keyframes trophy-bounce {
    0% {
        transform: translateY(0);
    }
    100% {
        transform: translateY(-4px);
    }
}

/* Pulse animation for check icon in user-complete state */
.challenge-completion-banner.user-complete .banner-text h4 i.fa-check-circle {
    animation: check-pulse 2s ease-in-out infinite;
}

@keyframes check-pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

/* Ensure banner doesn't interfere with page content */
.results-page {
    position: relative;
}

/* Add some top padding to page content when banner might be showing */
@media (min-width: 769px) {
    .challenge-completion-banner.show ~ .results-page__sport-selection {
        margin-top: 1rem;
    }
}

/* Focus styles for accessibility */
.btn-banner-primary:focus,
.btn-banner-dismiss:focus {
    outline: 2px solid rgba(255, 255, 255, 0.8);
    outline-offset: 2px;
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .banner-content {
        border: 2px solid white;
    }
    
    .btn-banner-primary {
        border-color: white;
        background: rgba(255, 255, 255, 0.3);
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    .challenge-completion-banner,
    .btn-banner-primary,
    .btn-banner-dismiss {
        transition: none;
    }
    
    .challenge-completion-banner.show {
        transform: translateX(-50%) translateY(0);
    }
    
    .banner-icon i.fa-trophy,
    .banner-text h4 i.fa-check-circle {
        animation: none;
    }
}