/**
 * Announcement Banner Styles
 * Professional site-wide announcement banner system
 * Following SPARK design principles: clean, minimal, functional
 */

/* Base Banner Styles */
.announcement-banner {
    position: relative;
    width: 100%;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
    animation: slideDown 0.2s ease-out;
}

@keyframes slideDown {
    from {
        transform: translateY(-100%);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.banner-container {
    max-width: 100%;
    padding: 0 24px;
}

.banner-content {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 0;
    max-width: 1400px;
    margin: 0 auto;
}

/* Icon Wrapper */
.banner-icon-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 4px;
    flex-shrink: 0;
}

.banner-icon {
    font-size: 16px;
}

/* Message */
.banner-message {
    flex: 1;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.01em;
}

/* Close Button */
.banner-close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border: none;
    background: transparent;
    border-radius: 4px;
    cursor: pointer;
    flex-shrink: 0;
    transition: background-color 0.15s ease;
}

.banner-close i {
    font-size: 14px;
}

.banner-close:hover {
    background-color: rgba(0, 0, 0, 0.08);
}

.banner-close:active {
    background-color: rgba(0, 0, 0, 0.12);
}

/* Type-specific Styles - Info (Blue) */
.announcement-banner.banner-info {
    background-color: #e3f2fd;
    color: #0d47a1;
}

.announcement-banner.banner-info .banner-icon-wrapper {
    background-color: #2196f3;
    color: white;
}

.announcement-banner.banner-info .banner-close {
    color: #0d47a1;
}

/* Type-specific Styles - Success (Green) */
.announcement-banner.banner-success {
    background-color: #e8f5e9;
    color: #1b5e20;
}

.announcement-banner.banner-success .banner-icon-wrapper {
    background-color: #4caf50;
    color: white;
}

.announcement-banner.banner-success .banner-close {
    color: #1b5e20;
}

/* Type-specific Styles - Warning (Orange) */
.announcement-banner.banner-warning {
    background-color: #fff3e0;
    color: #e65100;
}

.announcement-banner.banner-warning .banner-icon-wrapper {
    background-color: #ff9800;
    color: white;
}

.announcement-banner.banner-warning .banner-close {
    color: #e65100;
}

/* Type-specific Styles - Danger (Red) */
.announcement-banner.banner-danger {
    background-color: #ffebee;
    color: #b71c1c;
}

.announcement-banner.banner-danger .banner-icon-wrapper {
    background-color: #f44336;
    color: white;
}

.announcement-banner.banner-danger .banner-close {
    color: #b71c1c;
}

.version-update-banner {
    display: none;
    background: linear-gradient(90deg, #0f172a 0%, #111b2f 100%);
    color: #f8fafc;
    border-bottom: 1px solid rgba(53, 110, 231, 0.4);
}

.version-update-banner[hidden] {
    display: none;
}

.version-update-banner .banner-content {
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.version-update-banner .banner-icon-wrapper {
    background-color: rgba(255, 255, 255, 0.08);
    color: #cbd5e1;
}

.version-update-banner .banner-message {
    color: #e2e8f0;
    font-weight: 600;
}

.version-update-actions {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-shrink: 0;
}

.version-update-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: #2563eb;
    color: #ffffff;
    border: none;
    border-radius: 6px;
    padding: 8px 14px;
    font-weight: 600;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.15s ease;
    box-shadow: 0 6px 14px rgba(37, 99, 235, 0.25);
}

.version-update-btn:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.version-update-btn:active {
    background: #1e40af;
    transform: translateY(0);
}

.version-update-btn:disabled {
    opacity: 0.75;
    cursor: not-allowed;
    box-shadow: none;
}

/* Responsive Design */
@media (max-width: 768px) {
    .banner-container {
        padding: 0 16px;
    }
    
    .banner-content {
        padding: 12px 0;
        gap: 10px;
    }
    
    .banner-icon-wrapper {
        width: 28px;
        height: 28px;
    }
    
    .banner-icon {
        font-size: 14px;
    }
    
    .banner-message {
        font-size: 13px;
    }
    
    .banner-close {
        width: 28px;
        height: 28px;
    }
    
    .banner-close i {
        font-size: 13px;
    }

    .version-update-actions {
        width: 100%;
        justify-content: flex-start;
    }
}

@media (max-width: 480px) {
    .banner-container {
        padding: 0 12px;
    }
    
    .banner-content {
        padding: 10px 0;
        gap: 8px;
    }
    
    .banner-message {
        font-size: 12px;
    }
}