:root {
    --primary-hue: 210;
    --primary-saturation: 79%;
    --primary-lightness: 46%;
}

.file-drop-zone {
    border: 2px dashed var(--bs-border-color);
    border-radius: 0.375rem;
    transition: all 0.2s ease-in-out;
    cursor: pointer;
    position: relative;
}

.file-drop-zone:hover {
    border-color: var(--bs-primary);
    background-color: var(--bs-primary-bg-subtle);
}

.file-drop-zone.dragover {
    border-color: var(--bs-primary);
    background-color: var(--bs-primary-bg-subtle);
    transform: scale(1.02);
}

.navbar-brand {
    font-weight: 600;
}

.card {
    border: 1px solid var(--bs-border-color);
    border-radius: 0.5rem;
}

.card-header {
    background-color: var(--bs-gray-100);
    border-bottom: 1px solid var(--bs-border-color);
}

[data-bs-theme="dark"] .card-header {
    background-color: var(--bs-gray-800);
}

.table th {
    border-top: none;
    font-weight: 600;
}

.badge {
    font-size: 0.75em;
}

.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-top-left-radius: 0.375rem;
    border-bottom-left-radius: 0.375rem;
}

.btn-group .btn:last-child {
    border-top-right-radius: 0.375rem;
    border-bottom-right-radius: 0.375rem;
}

.spinner-border-sm {
    width: 1rem;
    height: 1rem;
}

/* Custom scrollbar for code blocks */
pre {
    max-height: 300px;
    overflow-y: auto;
}

pre::-webkit-scrollbar {
    width: 8px;
}

pre::-webkit-scrollbar-track {
    background: var(--bs-gray-100);
    border-radius: 4px;
}

pre::-webkit-scrollbar-thumb {
    background: var(--bs-gray-400);
    border-radius: 4px;
}

[data-bs-theme="dark"] pre::-webkit-scrollbar-track {
    background: var(--bs-gray-800);
}

[data-bs-theme="dark"] pre::-webkit-scrollbar-thumb {
    background: var(--bs-gray-600);
}

/* Animation for feather icons */
.feather {
    transition: transform 0.2s ease-in-out;
}

.btn:hover .feather {
    transform: scale(1.1);
}

/* Loading states */
.btn:disabled {
    opacity: 0.65;
}

/* Alert improvements */
.alert {
    border-radius: 0.5rem;
    border: 1px solid transparent;
}

.alert .feather {
    width: 18px;
    height: 18px;
    vertical-align: text-top;
}

/* Modal improvements */
.modal-content {
    border-radius: 0.5rem;
    border: 1px solid var(--bs-border-color);
}

.modal-header {
    border-bottom: 1px solid var(--bs-border-color);
}

.modal-footer {
    border-top: 1px solid var(--bs-border-color);
}

/* Form improvements */
.form-control:focus {
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.25);
}

.form-text {
    font-size: 0.875em;
}

/* Textarea enhancements */
textarea.form-control {
    font-family: inherit;
    line-height: 1.5;
    transition: all 0.15s ease-in-out;
}

textarea.form-control:focus {
    border-color: var(--bs-primary);
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.25);
}

/* Resize handle styling */
textarea.form-control::-webkit-resizer {
    background: linear-gradient(-45deg, transparent 0%, transparent 25%, var(--bs-border-color) 25%, var(--bs-border-color) 50%, transparent 50%, transparent 75%, var(--bs-border-color) 75%);
    border-radius: 0 0 0.375rem 0;
}

/* Table improvements */
.table-responsive {
    border-radius: 0.375rem;
}

.table-hover tbody tr:hover {
    background-color: var(--bs-gray-50);
}

[data-bs-theme="dark"] .table-hover tbody tr:hover {
    background-color: var(--bs-gray-800);
}

/* Code styling */
code {
    color: var(--bs-pink);
    background-color: var(--bs-gray-100);
    padding: 0.125rem 0.25rem;
    border-radius: 0.25rem;
    font-size: 0.875em;
}

[data-bs-theme="dark"] code {
    background-color: var(--bs-gray-800);
    color: var(--bs-pink-300);
}

/* Utility classes */
.text-truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.w-fit-content {
    width: fit-content;
}

/* Responsive improvements */
@media (max-width: 768px) {
    .btn-group {
        flex-direction: column;
    }
    
    .btn-group .btn {
        border-radius: 0.375rem !important;
        margin-bottom: 0.25rem;
    }
    
    .btn-group .btn:last-child {
        margin-bottom: 0;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}