/* Deducto Web Interface - Light Theme */

:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --border-color: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --link-color: #2563eb;
    --link-hover: #1d4ed8;
    --user-msg-bg: #2563eb;
    --code-bg: #f1f5f9;
    --badge-rule: #dbeafe;
    --badge-rule-text: #0b3b8f;
    --badge-citation: #fef3c7;
    --badge-citation-text: #92400e;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font: 14px system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    margin: 0;
    background: var(--bg-primary);
    color: var(--text-primary);
    height: 100vh;
    overflow: hidden;
}

a {
    color: var(--link-color);
    text-decoration: none;
}

a:hover {
    color: var(--link-hover);
}

.small {
    font-size: 12px;
    color: var(--text-secondary);
}

/* Container Layout - Grid */
.container {
    display: grid;
    grid-template-columns: 7fr 3fr;
    gap: 16px;
    padding: 16px;
    height: 100vh;
}

/* Card Base */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
}

.hd {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

.bd {
    padding: 10px 12px;
}

/* Chat Panel */
.chat-panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
}

.chat-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.header-content h1 {
    font-size: 20px;
    font-weight: 600;
    margin: 0 0 4px 0;
}

.subtitle {
    color: var(--text-secondary);
    font-size: 12px;
    margin: 0;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}

.session-indicator {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

.session-icon {
    font-size: 14px;
}

/* Model Pill Selector */
.model-pill-container {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    padding: 3px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
}

.model-pill {
    padding: 5px 14px;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    border-radius: 5px;
    transition: all 0.15s ease;
    white-space: nowrap;
    font-family: inherit;
}

.model-pill:hover:not(.active) {
    background: rgba(37, 99, 235, 0.08);
    color: var(--text-primary);
}

.model-pill.active {
    background: var(--bg-secondary);
    color: var(--text-primary);
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08), 0 1px 4px rgba(0, 0, 0, 0.04);
    font-weight: 600;
}

.model-pill:focus {
    outline: none;
}

/* Messages Container */
.messages-container {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
    scroll-behavior: smooth;
}

.welcome-message {
    max-width: 600px;
    margin: 20px auto;
    text-align: center;
}

.welcome-message h2 {
    color: var(--text-primary);
    margin-bottom: 10px;
    font-size: 18px;
}

.welcome-message p {
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-size: 13px;
}

.example-questions {
    text-align: left;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 12px;
    border-radius: 10px;
    margin-top: 16px;
}

.example-questions ul {
    margin: 6px 0 0 20px;
    list-style-type: disc;
}

.example-questions li {
    margin: 4px 0;
    color: var(--text-secondary);
}

/* Message Bubbles */
.message {
    margin-bottom: 12px;
    animation: fadeIn 0.2s ease-in;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

.message-user {
    display: flex;
    justify-content: flex-end;
}

.message-user .message-content {
    background: var(--user-msg-bg);
    color: #ffffff;
    padding: 8px 12px;
    border-radius: 12px;
    border-bottom-right-radius: 3px;
    max-width: 70%;
    font-size: 13px;
    border: 1px solid var(--link-color);
}

.message-agent {
    display: flex;
    gap: 8px;
}

.message-agent .message-avatar {
    width: 28px;
    height: 28px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.message-agent .message-content {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    padding: 10px 12px;
    border-radius: 12px;
    border-bottom-left-radius: 3px;
    max-width: 70%;
    font-size: 13px;
}

/* Citation badges in messages */
.citation-badge {
    display: inline-block;
    background: var(--badge-citation);
    color: var(--badge-citation-text);
    padding: 2px 8px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    transition: opacity 0.2s;
    margin: 0 2px;
}

.citation-badge:hover {
    opacity: 0.8;
}

/* Input Container */
.input-container {
    padding: 12px 16px;
    border-top: 1px solid var(--border-color);
    background: var(--bg-secondary);
}

.input-wrapper {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

#questionInput {
    flex: 1;
    padding: 8px 10px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-family: inherit;
    font-size: 13px;
    background: var(--bg-primary);
    color: var(--text-primary);
    resize: none;
    max-height: 120px;
    transition: border-color 0.2s;
}

#questionInput:focus {
    outline: none;
    border-color: var(--link-color);
}

#questionInput::placeholder {
    color: var(--text-secondary);
}

/* Buttons */
.btn-primary, .btn-secondary, .btn-icon {
    border: none;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
    font-size: 13px;
}

.btn-primary {
    background: var(--link-color);
    color: var(--bg-primary);
    padding: 8px 16px;
    min-width: 80px;
}

.btn-primary:hover:not(:disabled) {
    background: var(--link-hover);
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-secondary {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 6px 10px;
    font-size: 12px;
}

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

.btn-icon {
    background: transparent;
    color: var(--text-secondary);
    padding: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.btn-icon:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 12px;
    height: 12px;
    border: 2px solid rgba(37, 99, 235, 0.2);
    border-top-color: var(--link-color);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.btn-loading {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* Citations Panel */
.citations-panel {
    display: flex;
    flex-direction: column;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    overflow: hidden;
}

.citations-header {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.citations-header h2 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.citations-content {
    flex: 1;
    overflow-y: auto;
    padding: 12px;
}

.citations-placeholder {
    text-align: center;
    padding: 20px 12px;
    color: var(--text-secondary);
}

.citations-placeholder p {
    margin-bottom: 6px;
    font-size: 13px;
}

.citations-placeholder .hint {
    font-size: 12px;
}

.citation-item {
    margin-bottom: 8px;
    padding: 10px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s;
}

.citation-item:hover {
    border-color: var(--link-color);
}

.citation-item.active {
    border-color: var(--link-color);
    background: var(--bg-secondary);
}

.citation-title {
    font-weight: 600;
    color: var(--link-color);
    margin-bottom: 4px;
    font-size: 13px;
}

.citation-path {
    font-size: 11px;
    color: var(--text-secondary);
}

.citation-full-content {
    margin-top: 10px;
    padding: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    font-size: 13px;
}

/* Markdown content styling */
.message-content h1,
.message-content h2,
.message-content h3,
.message-content h4,
.citation-full-content h1,
.citation-full-content h2,
.citation-full-content h3,
.citation-full-content h4 {
    color: var(--text-primary);
    font-weight: 600;
    line-height: 1.4;
    margin-top: 12px;
    margin-bottom: 8px;
}

.message-content h1:first-child,
.citation-full-content h1:first-child {
    margin-top: 0;
}

.message-content h1,
.citation-full-content h1 {
    font-size: 18px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 6px;
}

.message-content h2,
.citation-full-content h2 {
    font-size: 16px;
}

.message-content h3,
.citation-full-content h3 {
    font-size: 14px;
}

.message-content h4,
.citation-full-content h4 {
    font-size: 13px;
}

.message-content p,
.citation-full-content p {
    margin-bottom: 10px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.message-content p:last-child,
.citation-full-content p:last-child {
    margin-bottom: 0;
}

/* Lists */
.message-content ul,
.message-content ol,
.citation-full-content ul,
.citation-full-content ol {
    margin: 10px 0;
    padding-left: 20px;
    color: var(--text-secondary);
    line-height: 1.6;
}

.message-content ul,
.citation-full-content ul {
    list-style-type: disc;
}

.message-content ol,
.citation-full-content ol {
    list-style-type: decimal;
}

.message-content li,
.citation-full-content li {
    margin: 4px 0;
}

.message-content li > ul,
.message-content li > ol,
.citation-full-content li > ul,
.citation-full-content li > ol {
    margin: 4px 0;
}

/* Nested lists */
.message-content ul ul,
.citation-full-content ul ul {
    list-style-type: circle;
}

.message-content ul ul ul,
.citation-full-content ul ul ul {
    list-style-type: square;
}

/* Strong and emphasis */
.message-content strong,
.citation-full-content strong {
    font-weight: 600;
    color: var(--text-primary);
}

.message-content em,
.citation-full-content em {
    font-style: italic;
}

/* Code */
.message-content code,
.citation-full-content code {
    background: var(--code-bg);
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 12px;
    font-family: 'Monaco', 'Menlo', 'Courier New', monospace;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.message-content pre,
.citation-full-content pre {
    background: var(--code-bg);
    padding: 10px;
    border-radius: 10px;
    overflow-x: auto;
    margin: 10px 0;
    border: 1px solid var(--border-color);
}

.message-content pre code,
.citation-full-content pre code {
    background: none;
    padding: 0;
    border-radius: 0;
    font-size: 12px;
    line-height: 1.5;
    border: none;
}

/* Blockquotes */
.message-content blockquote,
.citation-full-content blockquote {
    margin: 10px 0;
    padding: 8px 12px;
    border-left: 3px solid var(--link-color);
    background: var(--code-bg);
    color: var(--text-secondary);
}

.message-content blockquote p,
.citation-full-content blockquote p {
    margin: 4px 0;
}

/* Horizontal rules */
.message-content hr,
.citation-full-content hr {
    margin: 12px 0;
    border: none;
    border-top: 1px solid var(--border-color);
}

/* Tables */
.message-content table,
.citation-full-content table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
}

.message-content th,
.message-content td,
.citation-full-content th,
.citation-full-content td {
    padding: 6px 8px;
    border-bottom: 1px solid var(--border-color);
    text-align: left;
}

.message-content th,
.citation-full-content th {
    background: var(--code-bg);
    font-weight: 600;
    color: var(--text-primary);
}

.message-content tr:hover,
.citation-full-content tr:hover {
    background: var(--code-bg);
}

/* Scrollbar Styling */
.messages-container::-webkit-scrollbar,
.citations-content::-webkit-scrollbar,
.citation-full-content::-webkit-scrollbar {
    width: 8px;
}

.messages-container::-webkit-scrollbar-track,
.citations-content::-webkit-scrollbar-track,
.citation-full-content::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.messages-container::-webkit-scrollbar-thumb,
.citations-content::-webkit-scrollbar-thumb,
.citation-full-content::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

.messages-container::-webkit-scrollbar-thumb:hover,
.citations-content::-webkit-scrollbar-thumb:hover,
.citation-full-content::-webkit-scrollbar-thumb:hover {
    background: var(--text-secondary);
}

/* Activity Log Styles */
.message-activity {
    display: flex;
    gap: 8px;
}

.message-activity .message-avatar {
    width: 28px;
    height: 28px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    flex-shrink: 0;
}

.message-activity .message-content {
    padding: 8px 12px;
    border-radius: 12px;
    max-width: 70%;
    font-size: 13px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.activity-text {
    color: var(--text-primary);
    font-size: 13px;
    line-height: 1.4;
}

/* Activity text - simple with consistent background */
.activity-text {
    color: var(--text-secondary);
}

.message-activity .message-content {
    background: var(--code-bg);
}

/* Answer Summary and Expand/Collapse */
.summary-content {
    margin-bottom: 10px;
}

.answer-full {
    margin-top: 12px;
}

.answer-separator {
    height: 1px;
    background: var(--border-color);
    margin: 12px 0;
}

.expand-button,
.collapse-button {
    display: inline-block;
    background: var(--link-color);
    color: white;
    border: none;
    padding: 6px 14px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}

.expand-button:hover,
.collapse-button:hover {
    background: var(--link-hover);
    transform: translateY(-1px);
}

.expand-button:active,
.collapse-button:active {
    transform: translateY(0);
}

.collapse-button {
    margin-top: 12px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        grid-template-columns: 1fr 0.8fr;
    }
}

@media (max-width: 768px) {
    .container {
        grid-template-columns: 1fr;
        grid-template-rows: 1fr auto;
        padding: 8px;
        gap: 8px;
    }

    .citations-panel {
        max-height: 40vh;
    }

    .message-content {
        max-width: 90% !important;
    }
}

/* Feedback Buttons */
.feedback-buttons {
    display: flex;
    gap: 8px;
    margin-top: 12px;
    padding-top: 8px;
    border-top: 1px solid var(--border-color);
}

.feedback-btn {
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 6px 10px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    color: var(--text-secondary);
}

.feedback-btn svg {
    width: 16px;
    height: 16px;
    stroke: currentColor;
}

.feedback-btn:hover:not(:disabled) {
    background: #e2e8f0;
    transform: scale(1.05);
}


.feedback-btn.selected {
    transform: scale(1.1);
}

.feedback-btn.selected.thumbs-up {
    background: #d1fae5;
    border-color: #10b981;
    color: #059669;
}

.feedback-btn.selected.thumbs-down {
    background: #fee2e2;
    border-color: #ef4444;
    color: #dc2626;
}

.feedback-btn.unselected {
    opacity: 0.3;
}