/* Custom additional styles for Patent Digital Journal */

/* Smooth animations */
* {
    scroll-behavior: smooth;
}

/* Custom scrollbar for sidebar */
.sidebar::-webkit-scrollbar {
    width: 6px;
}

.sidebar::-webkit-scrollbar-track {
    background: #374151;
}

.sidebar::-webkit-scrollbar-thumb {
    background: #4b5563;
    border-radius: 3px;
}

.sidebar::-webkit-scrollbar-thumb:hover {
    background: #6b7280;
}

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Utility classes */
.text-shadow {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.transition-all {
    transition: all 0.3s ease;
}

/* Global Modal Styles */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    backdrop-filter: blur(4px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

.modal-overlay.show {
    display: flex;
}

.modal-content {
    background: white;
    border-radius: 0.75rem;
    width: 90%;
    max-width: 600px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    animation: zoomIn 0.3s ease-out;
    position: relative;
    /* Ensure clicks on content don't close modal */
}

@keyframes zoomIn {
    from {
        transform: scale(0.95);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

.modal-header {
    background: linear-gradient(90deg, #1e3a8a 0%, #312e81 100%);
    color: white;
    padding: 1.25rem 1.5rem;
    border-radius: 0.75rem 0.75rem 0 0;
    font-family: 'IBM Plex Sans', sans-serif;
    font-weight: 600;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-body {
    padding: 2rem;
}

.modal-footer {
    padding: 1.25rem 1.5rem;
    border-top: 1px solid #f1f5f9;
    display: flex;
    justify-content: flex-end;
    gap: 0.75rem;
    background: #f8fafc;
    border-radius: 0 0 0.75rem 0.75rem;
}