/* PWA Install Banner Styles - Mobile Optimized */
/* Consistent with NewzTiQ app design system */

.pwa-install-banner {
    position: fixed;
    bottom: -200px;
    left: 1rem;
    right: 1rem;
    background: var(--background-white);
    border-radius: 1.25rem;
    box-shadow: var(--shadow-lg);
    z-index: 1001;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    border: 1px solid var(--border-color);
    overflow: hidden;
    max-width: 400px;
    margin: 0 auto;
}

.pwa-install-banner.show {
    bottom: 2rem;
    animation: slideInUp 0.4s ease-out;
}

.pwa-install-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.install-banner-content {
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.install-banner-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    font-weight: 800;
    box-shadow: 0 4px 15px -3px rgba(79, 70, 229, 0.4);
}

.install-banner-text {
    flex: 1;
    min-width: 0;
}

.install-banner-title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 0.25rem 0;
    line-height: 1.4;
}

.install-banner-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.3;
}

.install-banner-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.25rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border-color);
}

.install-banner-btn {
    flex: 1;
    padding: 0.75rem 1rem;
    font-size: 0.875rem;
    font-weight: 600;
    text-align: center;
    border-radius: 0.75rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    text-decoration: none;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.install-banner-btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    box-shadow: 0 4px 12px -2px rgba(79, 70, 229, 0.3);
}

.install-banner-btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px -2px rgba(79, 70, 229, 0.4);
}

.install-banner-btn-secondary {
    background: var(--background-light);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}

.install-banner-btn-secondary:hover {
    background: var(--background-white);
    color: var(--text-primary);
    border-color: var(--text-tertiary);
}

.install-banner-close {
    position: absolute;
    top: 0.75rem;
    right: 0.75rem;
    width: 24px;
    height: 24px;
    background: var(--background-light);
    border: none;
    border-radius: 50%;
    color: var(--text-tertiary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    transition: var(--transition);
}

.install-banner-close:hover {
    background: var(--background-subtle);
    color: var(--text-secondary);
}

/* Compact variant for smaller screens */
@media (max-width: 400px) {
    .pwa-install-banner {
        left: 0.75rem;
        right: 0.75rem;
        bottom: -180px;
    }
    
    .pwa-install-banner.show {
        bottom: 1.5rem;
    }
    
    .install-banner-content {
        padding: 1.25rem;
        gap: 0.75rem;
    }
    
    .install-banner-icon {
        width: 42px;
        height: 42px;
        font-size: 1.25rem;
    }
    
    .install-banner-title {
        font-size: 0.9rem;
    }
    
    .install-banner-subtitle {
        font-size: 0.8rem;
    }
    
    .install-banner-actions {
        gap: 0.5rem;
        margin-top: 1rem;
        padding-top: 1rem;
    }
    
    .install-banner-btn {
        padding: 0.625rem 0.75rem;
        font-size: 0.8rem;
    }
}

/* Very small screens - stack buttons */
@media (max-width: 320px) {
    .install-banner-actions {
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .install-banner-btn {
        width: 100%;
    }
}

/* Desktop - header button style */
@media (min-width: 768px) {
    .pwa-install-banner {
        display: none;
    }
}

.pwa-install-btn {
    display: none;
    align-items: center;
    gap: 0.5rem;
    padding: 0.625rem 1rem;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 0.75rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 4px 12px -2px rgba(79, 70, 229, 0.3);
}

.pwa-install-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 16px -2px rgba(79, 70, 229, 0.4);
}

.pwa-install-btn svg {
    width: 16px;
    height: 16px;
}

@media (min-width: 768px) {
    .pwa-install-btn {
        display: flex;
    }
}

/* Body padding adjustment for mobile banner */
@media (max-width: 767px) {
    body.install-banner-active {
        padding-bottom: 0; /* No padding needed for bottom positioning */
    }
}

/* Animation keyframes */
@keyframes slideInUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Dark theme support */
.dark-theme .pwa-install-banner {
    background: var(--background-dark);
    border-color: var(--border-dark);
}

.dark-theme .install-banner-title {
    color: var(--text-primary-dark);
}

.dark-theme .install-banner-subtitle {
    color: var(--text-secondary-dark);
}

.dark-theme .install-banner-actions {
    border-color: var(--border-dark);
}

.dark-theme .install-banner-btn-secondary {
    background: var(--background-subtle-dark);
    color: var(--text-secondary-dark);
    border-color: var(--border-dark);
}

.dark-theme .install-banner-btn-secondary:hover {
    background: var(--background-light-dark);
    color: var(--text-primary-dark);
}

.dark-theme .install-banner-close {
    background: var(--background-subtle-dark);
    color: var(--text-tertiary-dark);
}

.dark-theme .install-banner-close:hover {
    background: var(--background-light-dark);
    color: var(--text-secondary-dark);
}

/* Accessibility improvements */
.install-banner-btn:focus {
    outline: 2px solid var(--primary-light);
    outline-offset: 2px;
}

.install-banner-close:focus {
    outline: 2px solid var(--primary-light);
    outline-offset: 2px;
}

/* Smooth hover transitions */
.install-banner-btn,
.install-banner-close {
    will-change: transform, box-shadow;
}

/* Prevent text selection on interactive elements */
.install-banner-btn,
.install-banner-close {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}