/* === Modern Task-Oriented Design === */

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

:root {
    /* Theme toggle - Light mode as default */
    --mode: light;
}

/* Light Mode (Default) */
:root, [data-theme="light"] {
    /* Background Colors */
    --bg-app: #F8F9FA;
    --bg-elevated: #FFFFFF;
    --bg-surface: #FFFFFF;
    --bg-hover: rgba(0, 0, 0, 0.04);
    --bg-active: rgba(0, 0, 0, 0.06);
    --bg-disabled: #F3F4F6;

    /* FINN brand colors */
    --accent-primary: #0063FB;
    --accent-primary-hover: #1A75FF;
    --accent-secondary: #00D9FF;
    --accent-muted: rgba(0, 99, 251, 0.08);

    /* Text */
    --text-primary: #111827;
    --text-secondary: #6B7280;
    --text-tertiary: #9CA3AF;
    --text-inverse: #FFFFFF;
    --text-disabled: #D1D5DB;

    /* Borders */
    --border-subtle: rgba(0, 0, 0, 0.06);
    --border-medium: rgba(0, 0, 0, 0.12);
    --border-strong: rgba(0, 0, 0, 0.18);

    /* Semantic/Functional Colors */
    --color-success: #10B981;
    --color-success-bg: #D1FAE5;
    --color-success-text: #065F46;
    --color-warning: #F59E0B;
    --color-warning-bg: #FEF3C7;
    --color-warning-text: #92400E;
    --color-error: #EF4444;
    --color-error-bg: #FEE2E2;
    --color-error-text: #991B1B;
    --color-info: #3B82F6;
    --color-info-bg: #DBEAFE;
    --color-info-text: #1E40AF;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

    /* Layout */
    --sidebar-width: 260px;
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 12px;
    --spacing-lg: 16px;
    --spacing-xl: 24px;
    --spacing-2xl: 32px;
    --spacing-3xl: 48px;
}

/* Dark Mode */
[data-theme="dark"] {
    /* Background Colors */
    --bg-app: #0A0B0D;
    --bg-elevated: #131419;
    --bg-surface: #1A1B21;
    --bg-hover: rgba(255, 255, 255, 0.04);
    --bg-active: rgba(255, 255, 255, 0.06);
    --bg-disabled: #1F2937;

    /* FINN brand colors (same) */
    --accent-primary: #0063FB;
    --accent-primary-hover: #1A75FF;
    --accent-secondary: #00D9FF;
    --accent-muted: rgba(0, 99, 251, 0.12);

    /* Text */
    --text-primary: #FAFBFC;
    --text-secondary: #9EA5B1;
    --text-tertiary: #6B7280;
    --text-inverse: #0A0B0D;
    --text-disabled: #4B5563;

    /* Borders */
    --border-subtle: rgba(255, 255, 255, 0.06);
    --border-medium: rgba(255, 255, 255, 0.10);
    --border-strong: rgba(255, 255, 255, 0.15);

    /* Semantic Colors (darker variants) */
    --color-success: #10B981;
    --color-success-bg: rgba(16, 185, 129, 0.15);
    --color-success-text: #6EE7B7;
    --color-warning: #F59E0B;
    --color-warning-bg: rgba(245, 158, 11, 0.15);
    --color-warning-text: #FCD34D;
    --color-error: #EF4444;
    --color-error-bg: rgba(239, 68, 68, 0.15);
    --color-error-text: #FCA5A5;
    --color-info: #3B82F6;
    --color-info-bg: rgba(59, 130, 246, 0.15);
    --color-info-text: #93C5FD;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 16px 32px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 25px 50px rgba(0, 0, 0, 0.6);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-app);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    font-size: 14px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    transition: background-color 0.3s ease, color 0.3s ease;
}

/* === TYPOGRAPHY SYSTEM === */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
}

h1 {
    font-size: 28px;
    font-weight: 700;
    letter-spacing: -0.02em;
}

h2 {
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.01em;
}

h3 {
    font-size: 18px;
    font-weight: 600;
}

h4 {
    font-size: 16px;
    font-weight: 600;
}

.label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

.body-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.caption {
    font-size: 12px;
    line-height: 1.5;
    color: var(--text-tertiary);
}

.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background:
        radial-gradient(circle at 15% 20%, rgba(0, 99, 251, 0.04) 0%, transparent 50%),
        radial-gradient(circle at 85% 80%, rgba(0, 217, 255, 0.03) 0%, transparent 50%),
        var(--bg-app);
}

.glass-panel {
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
}

.app-container {
    max-width: 1920px;
    margin: 0 auto;
    padding: var(--spacing-lg);
    min-height: 100vh;
}

/* === HEADER === */
header {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-lg) var(--spacing-xl);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.logo-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-primary);
}

.logo-icon svg {
    width: 24px;
    height: 24px;
}

header h1 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.subtitle {
    font-size: 12px;
    color: var(--text-tertiary);
    font-weight: 400;
    margin-top: 2px;
}

.header-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.stat-badge {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: 6px 12px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    font-size: 12px;
    color: var(--text-secondary);
}

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

.status-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-tertiary);
    transition: all 0.2s ease;
}

/* Theme Toggle */
.theme-toggle {
    position: relative;
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
}

.theme-toggle:hover {
    background: var(--bg-hover);
    border-color: var(--border-medium);
}

.theme-icon {
    font-size: 18px;
    position: absolute;
    transition: all 0.3s ease;
}

[data-theme="light"] .theme-icon-light {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

[data-theme="light"] .theme-icon-dark {
    opacity: 0;
    transform: rotate(180deg) scale(0);
}

[data-theme="dark"] .theme-icon-light {
    opacity: 0;
    transform: rotate(-180deg) scale(0);
}

[data-theme="dark"] .theme-icon-dark {
    opacity: 1;
    transform: rotate(0deg) scale(1);
}

.status-indicator.online {
    background: var(--success);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.4);
}

/* === MAIN WORKSPACE === */
.main-workspace {
    display: grid;
    grid-template-columns: var(--sidebar-width) 1fr 320px;
    gap: var(--spacing-lg);
    align-items: start;
}

/* === LEFT SIDEBAR === */
.sidebar-left {
    padding: var(--spacing-lg);
    position: sticky;
    top: var(--spacing-lg);
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.sidebar-section {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.sidebar-section h3 {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-tertiary);
}

.task-nav {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.task-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: 10px var(--spacing-md);
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    text-align: left;
}

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

.task-btn.active {
    background: var(--accent-muted);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.task-btn-disabled,
.task-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    background: var(--bg-disabled);
    color: var(--text-disabled);
}

.task-btn-disabled:hover,
.task-btn.disabled:hover {
    background: var(--bg-disabled);
    border-color: transparent;
    color: var(--text-disabled);
}

/* Section titles in sidebar */
.section-title {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-sm);
}

.task-badge {
    margin-left: auto;
    padding: 2px 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    font-size: 10px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-tertiary);
}

.task-icon {
    font-size: 18px;
    opacity: 0.9;
}

.recent-tasks,
.documents-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.task-item,
.doc-item {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
}

.task-item:hover,
.doc-item:hover {
    border-color: var(--border-medium);
    color: var(--text-primary);
}

.doc-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.doc-name {
    color: var(--text-primary);
    font-weight: 500;
}

.doc-meta {
    font-size: 10px;
    color: var(--text-tertiary);
}

.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    color: var(--text-tertiary);
    font-size: 12px;
}

.empty-icon {
    font-size: 24px;
    opacity: 0.5;
}

/* === WORK PANEL === */
.work-panel {
    padding: var(--spacing-xl);
    min-height: calc(100vh - 120px);
}

.panel-header {
    margin-bottom: var(--spacing-xl);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-subtle);
}

.panel-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.02em;
}

.panel-description {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Form elements */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 10px var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    outline: none;
    transition: all 0.15s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    border-color: var(--accent-primary);
    background: var(--bg-elevated);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-tertiary);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
}

/* Checkbox group */
.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.15s ease;
}

.checkbox-item:hover {
    border-color: var(--border-medium);
}

.checkbox-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    cursor: pointer;
}

.checkbox-item label {
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
}

/* Buttons */
.btn {
    padding: 10px var(--spacing-lg);
    background: var(--accent-primary);
    border: none;
    border-radius: 8px;
    color: white;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.15s ease;
    font-family: inherit;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn:hover {
    background: var(--accent-primary-hover);
}

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

.btn-secondary {
    background: var(--bg-surface);
    color: var(--text-primary);
    border: 1px solid var(--border-subtle);
}

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

.btn-large {
    padding: 12px var(--spacing-xl);
    font-size: 14px;
}

.btn-icon {
    font-size: 16px;
}

.form-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-subtle);
}

/* Chat interface (for search task) */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 280px);
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    margin-bottom: var(--spacing-lg);
    padding-right: var(--spacing-sm);
}

.chat-messages::-webkit-scrollbar {
    width: 4px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 10px;
}

/* Suggestion Chips */
.suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) 0;
    margin-bottom: var(--spacing-lg);
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-medium);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    white-space: nowrap;
}

.chip:hover {
    background: var(--bg-hover);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    transform: translateY(-1px);
}

.chip:active {
    transform: translateY(0);
}

.message {
    margin-bottom: var(--spacing-lg);
    animation: slideIn 0.2s ease-out;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-user {
    text-align: right;
}

.message-content {
    display: inline-block;
    max-width: 80%;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: 12px;
    font-size: 13px;
    line-height: 1.6;
}

.message-user .message-content {
    background: var(--accent-primary);
    color: white;
}

.message-agent .message-content {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    color: var(--text-primary);
    text-align: left;
}

.message-timestamp {
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
}

.chat-input-container {
    position: sticky;
    bottom: 0;
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg) 0 0;
    background: var(--bg-elevated);
    z-index: 10;
}

.chat-input {
    flex: 1;
}

/* Results preview */
.results-preview {
    margin-top: var(--spacing-xl);
    padding: var(--spacing-xl);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
}

.preview-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.preview-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.preview-actions {
    display: flex;
    gap: var(--spacing-sm);
}

.preview-content {
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-secondary);
}

.preview-content strong {
    color: var(--text-primary);
}

/* Info cards */
.info-cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
}

.info-card {
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    transition: all 0.15s ease;
}

.info-card:hover {
    border-color: var(--border-medium);
}

.info-card-label {
    font-size: 11px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: var(--spacing-xs);
}

.info-card-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: -0.02em;
}

/* === RIGHT SIDEBAR === */
.sidebar-right {
    padding: var(--spacing-lg);
    position: sticky;
    top: var(--spacing-lg);
    max-height: calc(100vh - 120px);
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.customer-context {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.context-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    text-align: center;
    color: var(--text-tertiary);
}

.placeholder-icon {
    font-size: 32px;
    opacity: 0.5;
    margin-bottom: var(--spacing-md);
}

.context-placeholder p {
    font-size: 12px;
}

.customer-card {
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
}

.customer-name {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-sm);
}

.customer-detail {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) 0;
    border-top: 1px solid var(--border-subtle);
    font-size: 12px;
}

.customer-detail:first-of-type {
    border-top: none;
    padding-top: 0;
}

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

.detail-value {
    color: var(--text-primary);
    font-weight: 500;
}

.quick-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
}

.stat-card {
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 10px;
    text-align: center;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent-primary);
    letter-spacing: -0.02em;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    font-size: 10px;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ai-insights {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.insight-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    font-size: 12px;
}

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

.insight-value {
    color: var(--text-primary);
    font-weight: 500;
}

/* === LOADING & TOASTS === */
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(10, 11, 13, 0.9);
    backdrop-filter: blur(8px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.loading-overlay.hidden {
    display: none;
}

.loading-spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

#loadingText {
    margin-top: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 14px;
}

.toast-container {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 1001;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.toast {
    padding: var(--spacing-lg) var(--spacing-xl);
    background: var(--bg-elevated);
    border: 1px solid var(--border-medium);
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
    min-width: 300px;
    animation: toastIn 0.3s ease-out;
}

@keyframes toastIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.toast-success {
    border-color: var(--success);
}

.toast-error {
    border-color: var(--error);
}

.toast-warning {
    border-color: var(--warning);
}

.toast-message {
    font-size: 13px;
    color: var(--text-primary);
}

/* === RESPONSIVE === */
@media (max-width: 1400px) {
    .main-workspace {
        grid-template-columns: 240px 1fr 280px;
    }
}

@media (max-width: 1200px) {
    .main-workspace {
        grid-template-columns: 1fr;
    }

    .sidebar-left,
    .sidebar-right {
        display: none;
    }
}

@media (max-width: 768px) {
    .app-container {
        padding: var(--spacing-md);
    }

    .work-panel {
        padding: var(--spacing-lg);
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}
/* === Customer Intelligence Specific Styles === */

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: white;
    padding: var(--spacing-3xl) var(--spacing-xl);
    border-radius: 16px;
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.hero-title {
    font-size: 32px;
    font-weight: 800;
    margin-bottom: var(--spacing-md);
    color: white;
}

.hero-tagline {
    font-size: 16px;
    opacity: 0.95;
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-highlight {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    background: rgba(255, 255, 255, 0.15);
    padding: var(--spacing-md) var(--spacing-xl);
    border-radius: 100px;
    font-size: 18px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.hero-highlight svg {
    width: 20px;
    height: 20px;
}

/* Asymmetric Grid Layout */
.intelligence-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

@media (min-width: 1200px) {
    .intelligence-grid {
        grid-template-columns: 300px 1fr;
        align-items: start;
    }

    .sidebar-sticky {
        position: sticky;
        top: var(--spacing-xl);
        display: flex;
        flex-direction: column;
        gap: var(--spacing-lg);
    }
}

.main-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

/* Card Component */
.card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: var(--spacing-xl);
    transition: border-color 0.2s ease;
}

.card:hover {
    border-color: var(--border-medium);
}

.card-sticky {
    position: relative;
}

.card-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.card-title svg {
    width: 20px;
    height: 20px;
    stroke: var(--accent-primary);
}

/* Info List */
.info-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: start;
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-subtle);
}

.info-item:last-child {
    border-bottom: none;
}

.info-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-primary);
    text-align: right;
}

.info-link {
    color: var(--accent-primary);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    transition: color 0.2s ease;
}

.info-link:hover {
    color: var(--accent-primary-hover);
}

.info-link svg {
    width: 14px;
    height: 14px;
}

/* Stats Vertical */
.stats-vertical {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.stat-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.stat-label {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: baseline;
    gap: var(--spacing-sm);
}

.stat-value.positive {
    color: var(--color-success);
}

.stat-value.negative {
    color: var(--color-error);
}

.stat-growth {
    font-size: 14px;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: 4px;
}

.stat-growth.positive {
    background: var(--color-success-bg);
    color: var(--color-success-text);
}

.stat-growth.negative {
    background: var(--color-error-bg);
    color: var(--color-error-text);
}

/* Section Blocks */
.section-block {
    margin-bottom: var(--spacing-lg);
}

.section-block:last-child {
    margin-bottom: 0;
}

.section-subtitle {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
}

.body-text {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-secondary);
}

.highlight-block {
    background: var(--accent-muted);
    border: 1px solid var(--accent-primary);
    border-radius: 8px;
    padding: var(--spacing-lg);
}

.highlight-stat {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-md);
}

.highlight-stat svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-primary);
}

.insights-list {
    list-style: none;
    padding: 0;
    margin: var(--spacing-md) 0 0;
}

.insights-list li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    font-size: 14px;
}

.insights-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
}

/* Source Citations */
.source-citation {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    color: var(--text-tertiary);
    margin-top: var(--spacing-sm);
    font-style: italic;
}

.source-citation svg {
    width: 12px;
    height: 12px;
    stroke: var(--text-tertiary);
}

.insight-source {
    font-size: 11px;
    color: var(--text-tertiary);
    font-style: italic;
    margin-left: var(--spacing-xs);
}

.product-source {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 10px;
    color: var(--text-tertiary);
    margin-top: var(--spacing-xs);
    font-style: italic;
}

.product-source svg {
    width: 10px;
    height: 10px;
    stroke: var(--text-tertiary);
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.product-card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-medium);
    border-radius: 8px;
    padding: var(--spacing-md);
    transition: all 0.2s ease;
}

.product-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.product-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.product-cpm {
    font-size: 14px;
    font-weight: 500;
    color: var(--accent-primary);
    margin-bottom: var(--spacing-sm);
}

.product-reason {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Chips */
.chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.chip-competitor {
    background: var(--bg-hover);
    border: 1px solid var(--border-medium);
    font-weight: 500;
}

/* Campaign Status */
.campaign-status {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    margin-bottom: var(--spacing-md);
}

.campaign-status.active {
    background: var(--color-success-bg);
    color: var(--color-success-text);
}

.campaign-status.inactive {
    background: var(--color-warning-bg);
    color: var(--color-warning-text);
}

.campaign-status svg {
    width: 16px;
    height: 16px;
}

/* Proposal Grid */
.proposal-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    font-size: 14px;
}

.kpis-list {
    margin-top: var(--spacing-md);
    font-size: 14px;
}

.kpis-list ul {
    margin: var(--spacing-sm) 0 0 var(--spacing-lg);
    color: var(--text-secondary);
}

/* Competitors */
.competitors-list .chips {
    margin-bottom: var(--spacing-lg);
}

/* Checklist */
.checklist {
    list-style: none;
    padding: 0;
    margin: var(--spacing-sm) 0;
}

.checklist li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-xl);
    position: relative;
    color: var(--text-secondary);
    font-size: 14px;
}

.checklist li svg {
    position: absolute;
    left: 0;
    top: var(--spacing-sm);
    width: 16px;
    height: 16px;
    stroke: var(--accent-primary);
}

/* CTA Buttons */
.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.phone-script {
    font-size: 13px;
    color: var(--text-secondary);
    font-style: italic;
    padding: var(--spacing-md);
    background: var(--bg-hover);
    border-radius: 8px;
    margin-top: var(--spacing-sm);
}

/* Badge enhancements */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.badge svg {
    width: 16px;
    height: 16px;
}

.intelligence-report h2 {
    font-size: 24px;
    color: var(--accent-secondary);
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.intelligence-report h3 {
    font-size: 20px;
    color: var(--text-primary);
    margin-top: 32px;
    margin-bottom: 12px;
}

.intelligence-report h4 {
    font-size: 16px;
    color: var(--text-secondary);
    margin-top: 20px;
    margin-bottom: 8px;
}

.intelligence-report p {
    margin-bottom: 12px;
    line-height: 1.6;
}

.intelligence-report ul {
    margin-left: 24px;
    margin-bottom: 16px;
}

.intelligence-report li {
    margin-bottom: 8px;
    line-height: 1.5;
    color: var(--text-secondary);
}

.intelligence-report strong {
    color: var(--text-primary);
    font-weight: 600;
}

.sources-section {
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border-subtle);
}

.sources-section h4 {
    font-size: 18px;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.sources-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.source-item {
    background: var(--bg-elevated);
    border-radius: 8px;
    padding: 16px;
    border-left: 3px solid var(--accent-secondary);
}

.source-link {
    color: var(--accent-secondary);
    text-decoration: none;
    font-weight: 500;
    display: block;
    margin-bottom: 8px;
}

.source-link:hover {
    color: var(--accent-primary-hover);
    text-decoration: underline;
}

.source-snippet {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

.result-container {
    animation: fadeInUp 0.4s ease;
}

.result-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--border-subtle);
}

.result-header h3 {
    font-size: 28px;
    color: var(--accent-primary);
}

.result-actions {
    display: flex;
    gap: 12px;
}

.info-message {
    background: var(--bg-elevated);
    border-radius: 8px;
    padding: 16px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 12px;
}

.info-icon {
    font-size: 20px;
}

.form-hint {
    display: block;
    margin-top: 8px;
    font-size: 13px;
    color: var(--text-tertiary);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* === Coming Soon Styles === */

.coming-soon-message {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 80px 40px;
    text-align: center;
}

.coming-soon-icon {
    font-size: 72px;
    margin-bottom: 24px;
    animation: pulse 2s ease-in-out infinite;
}

.coming-soon-message h3 {
    font-size: 24px;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.coming-soon-message p {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 400px;
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

/* === Data Quality Badges === */

.data-quality-badges {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.badge {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

.badge-success {
    background: rgba(34, 197, 94, 0.15);
    color: #22c55e;
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.badge-warning {
    background: rgba(251, 191, 36, 0.15);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

/* === Intelligence Report Styling === */

.intelligence-report {
    margin-top: var(--spacing-xl);
}

.report-header {
    margin-bottom: var(--spacing-xl);
}

.report-main-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    line-height: 1.3;
}

.report-card {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: var(--spacing-xl);
    transition: all 0.2s ease;
    height: fit-content;
}

.report-card:hover {
    border-color: var(--border-medium);
    box-shadow: var(--shadow-md);
}

.report-card-title {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.section-icon {
    font-size: 24px;
    display: inline-block;
}

.report-card-content {
    color: var(--text-secondary);
}

.section-subtitle {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-subtle);
}

/* Stats Grid - for economic metrics */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    background: linear-gradient(135deg, rgba(0, 99, 251, 0.05) 0%, rgba(0, 217, 255, 0.03) 100%);
    border: 1px solid var(--border-medium);
    border-radius: 10px;
    padding: var(--spacing-lg);
    transition: all 0.2s ease;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
    border-color: var(--accent-primary);
}

.stat-card.stat-positive {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.08) 0%, rgba(34, 197, 94, 0.03) 100%);
    border-color: rgba(34, 197, 94, 0.3);
}

.stat-card.stat-negative {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.08) 0%, rgba(239, 68, 68, 0.03) 100%);
    border-color: rgba(239, 68, 68, 0.3);
}

.stat-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.stat-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.stat-positive .stat-value {
    color: #22c55e;
}

.stat-negative .stat-value {
    color: #ef4444;
}

/* Info sections */
.info-section {
    margin-top: var(--spacing-lg);
}

.info-section-title {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.info-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.info-list li {
    padding: var(--spacing-sm) 0;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-subtle);
    line-height: 1.6;
}

.info-list li:last-child {
    border-bottom: none;
}

.info-list strong {
    color: var(--text-primary);
    font-weight: 600;
    margin-right: var(--spacing-sm);
}

/* Paragraphs inside cards */
.report-card-content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
    color: var(--text-secondary);
}

.report-card-content p:last-child {
    margin-bottom: 0;
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .report-card {
        padding: var(--spacing-lg);
    }

    .report-card-title {
        font-size: 18px;
    }

    .stat-value {
        font-size: 20px;
    }
}

/* Print styles */
@media print {
    .report-card {
        break-inside: avoid;
        page-break-inside: avoid;
    }

    .stats-grid {
        break-inside: avoid;
    }
}

.badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

/* ============================================================================
   CAMPAIGN ADVISOR - CHAT UI
   ========================================================================= */

/* Chat container */
.chat-container {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 200px);
    min-height: 600px;
    max-height: 900px;
}

/* Chat messages area */
.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    background: var(--bg-app);
    border-radius: 12px;
    border: 1px solid var(--border-subtle);
    margin-bottom: var(--spacing-lg);
}

/* Scrollbar styling */
.chat-messages::-webkit-scrollbar {
    width: 8px;
}

.chat-messages::-webkit-scrollbar-track {
    background: transparent;
}

.chat-messages::-webkit-scrollbar-thumb {
    background: var(--border-medium);
    border-radius: 4px;
}

.chat-messages::-webkit-scrollbar-thumb:hover {
    background: var(--border-strong);
}

/* Chat message */
.chat-message {
    display: flex;
    gap: var(--spacing-md);
    animation: messageSlideIn 0.3s ease-out;
}

@keyframes messageSlideIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Message avatar */
.message-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
}

.chat-message.user .message-avatar {
    background: var(--accent-muted);
    border-color: var(--accent-primary);
}

.chat-message.assistant .message-avatar {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border: none;
}

/* Message content */
.message-content {
    flex: 1;
    min-width: 0;
}

.message-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.message-author {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.message-time {
    font-size: 11px;
    color: var(--text-tertiary);
}

.message-badge {
    font-size: 10px;
    padding: 2px 6px;
    border-radius: 4px;
    background: var(--color-success-bg);
    color: var(--color-success-text);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.message-body {
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 12px;
    padding: var(--spacing-lg);
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
}

.chat-message.user .message-body {
    background: var(--accent-muted);
    border-color: var(--accent-primary);
}

/* Markdown-like styling in messages */
.message-body h3 {
    font-size: 16px;
    font-weight: 600;
    margin: var(--spacing-lg) 0 var(--spacing-sm) 0;
    color: var(--text-primary);
}

.message-body h3:first-child {
    margin-top: 0;
}

.message-body h4 {
    font-size: 14px;
    font-weight: 600;
    margin: var(--spacing-md) 0 var(--spacing-xs) 0;
    color: var(--text-primary);
}

.message-body p {
    margin-bottom: var(--spacing-md);
}

.message-body ul, .message-body ol {
    margin: var(--spacing-md) 0;
    padding-left: var(--spacing-xl);
}

.message-body li {
    margin-bottom: var(--spacing-xs);
}

.message-body strong {
    font-weight: 600;
    color: var(--text-primary);
}

.message-body code {
    background: var(--bg-hover);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 13px;
}

/* Function call indicator */
.function-call-indicator {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    background: var(--color-info-bg);
    border: 1px solid var(--color-info);
    border-radius: 8px;
    margin-top: var(--spacing-sm);
    font-size: 13px;
    color: var(--color-info-text);
}

.function-call-indicator .spinner {
    width: 14px;
    height: 14px;
    border: 2px solid var(--color-info);
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Sources section */
.message-sources {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-subtle);
}

.sources-title {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--text-tertiary);
    margin-bottom: var(--spacing-sm);
}

.sources-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

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

.source-item a {
    color: var(--accent-primary);
    text-decoration: none;
}

.source-item a:hover {
    text-decoration: underline;
}

/* Typing indicator */
.typing-indicator {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
}

.typing-dots {
    display: flex;
    gap: 4px;
    align-items: center;
}

.typing-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-tertiary);
    animation: typingBounce 1.4s infinite ease-in-out;
}

.typing-dot:nth-child(1) { animation-delay: 0s; }
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }

@keyframes typingBounce {
    0%, 80%, 100% { transform: translateY(0); opacity: 0.5; }
    40% { transform: translateY(-6px); opacity: 1; }
}

/* Chat input */
.chat-input-container {
    background: var(--bg-surface);
    border: 2px solid var(--border-subtle);
    border-radius: 12px;
    padding: var(--spacing-md);
    transition: border-color 0.2s ease;
}

.chat-input-container:focus-within {
    border-color: var(--accent-primary);
}

.chat-input-wrapper {
    display: flex;
    gap: var(--spacing-md);
    align-items: flex-end;
}

.chat-input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    font-family: inherit;
    resize: none;
    min-height: 40px;
    max-height: 200px;
    padding: var(--spacing-sm) 0;
}

.chat-input::placeholder {
    color: var(--text-tertiary);
}

.chat-send-btn {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    background: var(--accent-primary);
    border: none;
    color: var(--text-inverse);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.chat-send-btn:hover:not(:disabled) {
    background: var(--accent-primary-hover);
    transform: translateY(-1px);
}

.chat-send-btn:active:not(:disabled) {
    transform: translateY(0);
}

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

.chat-send-btn svg {
    width: 20px;
    height: 20px;
}

/* Empty chat state */
.chat-empty-state {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-3xl);
    color: var(--text-secondary);
}

.chat-empty-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-xl);
    opacity: 0.5;
}

.chat-empty-state h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.chat-empty-state p {
    font-size: 14px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
    max-width: 400px;
}

/* Suggested prompts */
.suggested-prompts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-md);
    width: 100%;
    max-width: 600px;
}

.suggested-prompt {
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    text-align: left;
    font-size: 13px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.2s ease;
}

.suggested-prompt:hover {
    border-color: var(--accent-primary);
    color: var(--text-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.suggested-prompt-icon {
    font-size: 20px;
    margin-bottom: var(--spacing-sm);
    display: block;
}

/* Chat actions */
.chat-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.chat-action-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.chat-action-btn:hover {
    border-color: var(--border-medium);
    color: var(--text-primary);
    background: var(--bg-hover);
}

/* Session selector */
.chat-session-selector {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-surface);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
}

.session-selector-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xs);
}

.session-selector-btn {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-app);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    font-size: 13px;
    color: var(--text-primary);
    text-align: left;
    cursor: pointer;
    transition: all 0.15s ease;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.session-selector-btn:hover {
    border-color: var(--accent-primary);
}

/* Responsive */
@media (max-width: 768px) {
    .chat-container {
        height: calc(100vh - 150px);
    }

    .chat-messages {
        padding: var(--spacing-md);
    }

    .suggested-prompts {
        grid-template-columns: 1fr;
    }
}

/* ============================================================================
   EXPORT SECTION
   ========================================================================= */

.chat-export-section {
    background: var(--bg-surface);
    border: 2px dashed var(--border-medium);
    border-radius: 12px;
    padding: var(--spacing-xl);
    margin-top: var(--spacing-xl);
    text-align: center;
}

.export-header h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: var(--spacing-xs);
}

.export-header p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.export-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.export-buttons .btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
}

.export-buttons .btn svg {
    width: 16px;
    height: 16px;
}

@media (max-width: 768px) {
    .export-buttons {
        flex-direction: column;
    }
    
    .export-buttons .btn {
        width: 100%;
        justify-content: center;
    }
}

/* ===================================
   MARKDOWN CONTENT STYLING
   =================================== */

/* Headings with proper spacing and hierarchy */
.message-body .md-h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-primary);
    margin: 24px 0 12px 0;
    padding-bottom: 8px;
    border-bottom: 2px solid var(--border-subtle);
}

.message-body .md-h3 {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin: 20px 0 10px 0;
}

.message-body .md-h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-secondary);
    margin: 16px 0 8px 0;
}

/* Paragraphs */
.message-body .md-p {
    margin: 0 0 12px 0;
    line-height: 1.6;
}

/* Lists */
.message-body .md-ul,
.message-body .md-ol {
    margin: 12px 0;
    padding-left: 24px;
}

.message-body .md-li {
    margin: 6px 0;
    line-height: 1.5;
}

/* Tables */
.message-body .md-table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 13px;
    background: var(--bg-secondary);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.message-body .md-table th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 10px 12px;
    text-align: left;
    border-bottom: 2px solid var(--border-default);
}

.message-body .md-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.message-body .md-table tr:last-child td {
    border-bottom: none;
}

.message-body .md-table tr:hover {
    background: var(--bg-tertiary);
}

/* Code */
.message-body .md-code {
    background: var(--bg-tertiary);
    color: var(--accent-primary);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 13px;
}

/* Horizontal rules */
.message-body .md-hr {
    border: none;
    border-top: 1px solid var(--border-default);
    margin: 24px 0;
}

/* Remove excessive spacing at start/end */
.message-body > .md-h2:first-child,
.message-body > .md-h3:first-child {
    margin-top: 0;
}

.message-body > *:last-child {
    margin-bottom: 0;
}

/* ===================================
   STRUCTURED RESPONSE STYLING
   =================================== */

.response-loading {
    padding: 20px;
    text-align: center;
    font-size: 15px;
    color: var(--text-secondary);
    font-weight: 500;
}

.function-badges {
    display: flex;
    gap: 8px;
    margin-bottom: 16px;
    flex-wrap: wrap;
}

.function-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    background: var(--bg-tertiary);
    border-radius: 16px;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.response-header {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid var(--border-default);
}

.response-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-default);
    border-radius: var(--radius-lg);
    padding: 20px;
    margin-bottom: 16px;
    transition: all 0.2s ease;
}

.response-card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 4px 12px rgba(0, 115, 209, 0.1);
}

.response-card-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.response-card-body {
    color: var(--text-secondary);
    line-height: 1.6;
}

.response-card-body p {
    margin: 0 0 12px 0;
}

.response-card-body p:last-child {
    margin-bottom: 0;
}

.response-list {
    list-style: none;
    padding: 0;
    margin: 12px 0;
}

.response-list li {
    padding: 8px 0 8px 24px;
    position: relative;
    color: var(--text-secondary);
}

.response-list li::before {
    content: '▸';
    position: absolute;
    left: 0;
    color: var(--accent-primary);
    font-weight: bold;
}

.response-table {
    width: 100%;
    border-collapse: collapse;
    margin: 12px 0;
    font-size: 14px;
}

.response-table th {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-weight: 600;
    padding: 12px;
    text-align: left;
    border-bottom: 2px solid var(--border-default);
}

.response-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-secondary);
}

.response-table tr:last-child td {
    border-bottom: none;
}

.response-table tr:hover {
    background: var(--bg-tertiary);
}

.metric {
    padding: 12px 16px;
    background: var(--bg-tertiary);
    border-left: 3px solid var(--accent-primary);
    margin: 8px 0;
    border-radius: 4px;
}

.metric-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--accent-primary);
    display: inline-block;
    margin-right: 8px;
}

.response-card-body strong {
    color: var(--text-primary);
    font-weight: 600;
}