:root {
    --primary-color: #9e1f1f;
    --primary-hover: #7e1919;
    --secondary-color: #1a1a1a;
    --text-color: #f0f0f0;
    --light-color: #f8f8f8;
    --border-color: rgba(158, 31, 31, 0.3);
    --shadow-color: rgba(0, 0, 0, 0.3);
    --bg-dark: #121212;
    --bg-card: #1e1e1e;
    --bg-input: #2a2a2a;
    --text-muted: #b0b0b0;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-color);
    font-family: 'Roboto', 'Segoe UI', sans-serif;
    transition: all 0.3s ease;
}

.container {
    max-width: 1200px;
}

.navbar {
    background-color: var(--secondary-color);
    box-shadow: 0 2px 8px var(--shadow-color);
    padding: 0.8rem 1rem;
    color: var(--primary-color);
}

.navbar-brand {
    font-weight: 500;
    color: var(--primary-color);
}

.brand-name-highlight {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.5em;
    font-weight: 700;
}

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    margin: 0 0.5rem;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.2s;
}

.nav-link:hover {
    color: white;
    background-color: rgba(158, 31, 31, 0.2);
}

.nav-link.active {
    color: white;
    background-color: var(--primary-color);
}

.card {
    border: none;
    border-radius: 8px;
    background-color: var(--bg-card);
    box-shadow: 0 4px 12px var(--shadow-color);
    margin-bottom: 1.5rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 16px var(--shadow-color);
}

.card-header {
    background-color: var(--secondary-color);
    border-bottom: 2px solid var(--border-color);
    border-radius: 8px 8px 0 0 !important;
    padding: 1rem 1.25rem;
}

.card-title {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0;
}

.card-body {
    padding: 1.5rem;
}

.form-control {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 0.75rem 1rem;
    background-color: var(--bg-input);
    color: var(--text-color);
    transition: all 0.2s;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(158, 31, 31, 0.25);
    background-color: var(--bg-input);
    color: var(--text-color);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-hover);
}

select.form-select.context-options-label {
    background-color: var(--bg-input);
    color: var(--text-muted);
}

.context-options-label {
    color: var(--primary-color);
    font-weight: 500;
}

.input-group-text {
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    color: var(--text-muted);
}

.form-label {
    color: var(--text-color);
}

.text-muted {
    color: var(--text-muted) !important;
}

textarea.form-control {
    min-height: 100px;
}

.btn {
    padding: 0.6rem 1.5rem;
    border-radius: 6px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    transition: all 0.3s;
}

.btn-primary {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-primary:hover, .btn-primary:focus {
    background-color: var(--primary-hover);
    border-color: var(--primary-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(158, 31, 31, 0.3);
}

.btn-danger {
    background-color: var(--secondary-color);
    border-color: var(--secondary-color);
}

.btn-danger:hover {
    background-color: #333;
    border-color: #333;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.btn-sm {
    padding: 0.4rem 0.8rem;
    font-size: 0.85rem;
}

.list-group-item {
    border: 1px solid var(--border-color);
    margin-bottom: 0.5rem;
    border-radius: 6px !important;
    transition: all 0.2s;
    background-color: var(--bg-card);
    color: var(--text-color);
}

.list-group-item:hover {
    background-color: var(--secondary-color);
}

#answer {
    white-space: pre-wrap;
    font-size: 1.1em;
    line-height: 1.6;
    padding: 1rem;
    background-color: var(--secondary-color);
    color: var(--text-color);
    border-radius: 6px;
    border-left: 4px solid var(--primary-color);
}

.spinner-border {
    margin-right: 0.5rem;
}

/* Стили для источников */
.source-item {
    padding: 1rem;
    border-left: 3px solid var(--primary-color);
    margin-bottom: 0.75rem;
    background-color: var(--secondary-color);
    border-radius: 0 6px 6px 0;
}

.source-title {
    font-weight: 600;
    color: var(--primary-color);
}

.source-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 0.5rem;
    font-size: 0.9rem;
    color: #cccccc;
}

.source-meta span {
    display: flex;
    align-items: center;
}

.source-meta i {
    margin-right: 0.3rem;
}

.document-card {
    background-color: var(--secondary-color);
    border-left: 3px solid var(--primary-color);
    transition: all 0.2s;
}

.document-card:hover {
    background-color: #2a2a2a;
}

.document-card h6 {
    color: var(--primary-color);
    font-weight: 600;
}

.document-card .text-muted {
    color: #cccccc !important;
}

.alert-info {
    background-color: rgba(23, 162, 184, 0.2);
    color: #17a2b8;
    border-color: rgba(23, 162, 184, 0.3);
}

.alert-success {
    background-color: rgba(40, 167, 69, 0.2);
    color: #28a745;
    border-color: rgba(40, 167, 69, 0.3);
}

.alert-danger {
    background-color: rgba(220, 53, 69, 0.2);
    color: #dc3545;
    border-color: rgba(220, 53, 69, 0.3);
}

/* Адаптивность */
@media (max-width: 768px) {
    .container {
        padding: 15px;
    }
    
    .card {
        margin-bottom: 1rem;
    }
    
    .card-header {
        padding: 0.75rem 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn {
        width: 100%;
        margin-bottom: 0.5rem;
    }
    
    .btn-group .btn {
        width: auto;
        margin-bottom: 0;
    }
}

/* Навигационное меню */
.app-navbar {
    background-color: var(--secondary-color);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.app-navbar .navbar-brand {
    color: white;
    font-weight: 600;
    font-size: 1.3rem;
}

.app-navbar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.2s;
}

.app-navbar .nav-link:hover,
.app-navbar .nav-link.active {
    color: white;
    background-color: var(--primary-color);
    border-radius: 4px;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

h2 {
    color: var(--primary-color) !important;
}

@media (max-width: 576px) {
    .container {
        padding: 15px;
    }
    
    .card {
        margin-bottom: 15px;
    }
}

.instruction-list {
    padding-left: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-color);
}

.instruction-list li {
    margin-bottom: 0.5rem;
    line-height: 1.5;
}

.instruction-list li::marker {
    color: var(--primary-color);
}

/* Стили для оценки */
.rating-widget {
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--border-color);
    text-align: center;
}

.rating-stars {
    font-size: 2rem;
    color: var(--text-muted);
    cursor: pointer;
}

.rating-stars .fa-star:hover,
.rating-stars .fa-star.selected,
.rating-stars .fa-star.hovered {
    color: var(--primary-color);
}