/* دار نشر الأسامة — Custom Styles */

/* Scrollbar hide for slider */
.scrollbar-hide {
    -ms-overflow-style: none;
    scrollbar-width: none;
}
.scrollbar-hide::-webkit-scrollbar {
    display: none;
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Header shadow on scroll */
#site-header.scrolled {
    box-shadow: 0 4px 20px -4px rgba(15, 76, 92, 0.12);
}

/* Book card focus */
.book-card:focus-within {
    outline: 2px solid #318ea0;
    outline-offset: 2px;
}

/* Flash message animation */
.flash-message {
    animation: slideDown 0.4s ease-out, fadeOut 0.4s ease-in 4s forwards;
}

@keyframes slideDown {
    from { opacity: 0; transform: translate(-50%, -1rem); }
    to { opacity: 1; transform: translate(-50%, 0); }
}

@keyframes fadeOut {
    to { opacity: 0; visibility: hidden; }
}

/* Line clamp utilities (fallback) */
.line-clamp-1 { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 1; }
.line-clamp-2 { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 2; }
.line-clamp-3 { overflow: hidden; display: -webkit-box; -webkit-box-orient: vertical; -webkit-line-clamp: 3; }

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Print */
@media print {
    header, footer, #ai-assistant-btn, #ai-panel { display: none !important; }
}