:root {
    --mosaic-blue: #4B59F7;
    --mosaic-green: #4CD471;
    --mosaic-dark: #1C1F26;
    --mosaic-navy: #1A2942;
    --mosaic-navy-light: #243756;
    --mosaic-light: #FFFFFF;
    --mosaic-blue-light: rgba(75, 89, 247, 0.1);
    --mosaic-green-light: rgba(76, 212, 113, 0.1);
}

/* Document action buttons consistent sizing */
.btn-group .btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.875rem;
    line-height: 1.5;
    border-radius: 0.2rem;
    width: 40px;  /* Fixed width for icon buttons */
}

/* MosaicAI Agent button styling */
.mosaic-agent-btn {
    background-color: var(--mosaic-navy);
    border-color: var(--mosaic-navy);
    color: var(--mosaic-light);
    padding: 0.5rem 1rem;
    font-weight: 500;
    width: 160px;  /* Fixed width for consistent sizing */
    white-space: nowrap;
}

.mosaic-agent-btn:hover {
    background-color: var(--mosaic-navy-light);
    border-color: var(--mosaic-navy-light);
    color: var(--mosaic-light);
}

/* Table cell alignment */
.table td {
    vertical-align: middle;
}

.btn-group {
    display: flex;
    gap: 0.25rem;
}

.navbar {
    background-color: var(--mosaic-navy) !important;
    box-shadow: 0 2px 4px rgba(0,0,0,0.3);
    padding: 1rem 0;
}

.navbar-brand, .navbar-light .navbar-brand {
    color: var(--mosaic-light) !important;
    font-weight: 600;
    font-size: 1.25rem;
}

.navbar-light .navbar-nav .nav-link {
    color: rgba(255,255,255,0.9) !important;
    padding: 0.5rem 1rem;
    transition: color 0.2s ease;
}

.navbar-light .navbar-nav .nav-link:hover {
    color: var(--mosaic-green) !important;
}

.navbar-toggler {
    border-color: rgba(255,255,255,0.1);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.8)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.btn-primary {
    background-color: var(--mosaic-navy);
    border-color: var(--mosaic-navy);
    padding: 0.5rem 1rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--mosaic-navy-light);
    border-color: var(--mosaic-navy-light);
    transform: translateY(-1px);
    box-shadow: 0 4px 6px rgba(0,0,0,0.2);
}

.btn-success {
    background-color: var(--mosaic-green);
    border-color: var(--mosaic-green);
    transition: all 0.2s ease;
}

.btn-success:hover, .btn-success:focus {
    background-color: #3BB660;
    border-color: #3BB660;
}

.card {
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    margin-bottom: 1.5rem;
    border: none;
}

.card-header {
    background-color: var(--mosaic-navy);
    color: var(--mosaic-light);
    border-top-left-radius: 10px !important;
    border-top-right-radius: 10px !important;
    padding: 1rem 1.25rem;
}

.form-control {
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 6px;
    padding: 0.625rem 0.875rem;
    transition: all 0.2s ease;
}

.form-control:focus {
    border-color: var(--mosaic-navy);
    box-shadow: 0 0 0 0.25rem rgba(26, 41, 66, 0.15);
}

.alert {
    border-radius: 8px;
    margin-bottom: 1.5rem;
    border: none;
}

.badge.bg-primary {
    background-color: var(--mosaic-navy) !important;
}

.badge.bg-success {
    background-color: var(--mosaic-green) !important;
}

.footer {
    background-color: var(--mosaic-navy);
    color: var(--mosaic-light);
    padding: 1.5rem 0;
    margin-top: 3rem;
    text-align: center;
}

/* QA History section */
.qa-history {
    background-color: var(--mosaic-light);
    border-radius: 8px;
    padding: 1rem;
    border: 1px solid rgba(0,0,0,0.1);
    scrollbar-width: thin;
    scrollbar-color: var(--mosaic-navy) #f8f9fa;
    color: var(--mosaic-dark);
    height: 300px;
    overflow-y: auto;
}

.qa-history::-webkit-scrollbar {
    width: 8px;
}

.qa-history::-webkit-scrollbar-track {
    background: #f8f9fa;
    border-radius: 4px;
}

.qa-history::-webkit-scrollbar-thumb {
    background-color: var(--mosaic-navy);
    border-radius: 4px;
}

.qa-history .question {
    background-color: rgba(26, 41, 66, 0.1);
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    color: var(--mosaic-dark);
}

.qa-history .answer {
    background-color: var(--mosaic-green-light);
    border-radius: 6px;
    padding: 0.75rem;
    margin-bottom: 1rem;
    color: var(--mosaic-dark);
}

/* Modal styles */
.modal-content {
    background-color: var(--mosaic-light);
    color: var(--mosaic-dark);
    border-radius: 10px;
    border: none;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.modal-header {
    background-color: var(--mosaic-navy);
    color: var(--mosaic-light);
    border-bottom: none;
    border-top-left-radius: 10px;
    border-top-right-radius: 10px;
    padding: 1.25rem;
}

.modal-header .btn-close {
    filter: invert(1) grayscale(100%) brightness(200%);
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid rgba(0,0,0,0.1);
    background-color: var(--mosaic-light);
    border-bottom-left-radius: 10px;
    border-bottom-right-radius: 10px;
    padding: 1rem 1.5rem;
}

.summary-content {
    background-color: rgba(26, 41, 66, 0.1);
    border-radius: 8px;
    padding: 1.25rem;
    margin-bottom: 1rem;
    color: var(--mosaic-dark);
}

/* Loading indicator styles */
.spinner-border {
    color: var(--mosaic-navy) !important;
    width: 3rem;
    height: 3rem;
}

.analysis-form {
    transition: opacity 0.3s ease;
}

.analysis-form.disabled {
    opacity: 0.7;
    pointer-events: none;
}

#analysisLoading p {
    color: var(--mosaic-navy);
    font-size: 0.9rem;
    margin-top: 1rem;
}

@media (max-width: 768px) {
    .btn-group {
        flex-direction: column;
        width: 100%;
    }
    
    .btn-group .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .navbar-brand {
        font-size: 1.1rem;
    }
}