/* ============================================
   MarketLens - Design System
   Direction: Data-dense, professional, terminal-inspired
   Base unit: 16px | Depth: Subtle shadows
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Neutrals - Slate palette */
    --color-bg: #f8fafc;
    --color-bg-elevated: #ffffff;
    --color-bg-subtle: #f1f5f9;
    --color-bg-muted: #e2e8f0;

    --color-border: #e2e8f0;
    --color-border-subtle: #f1f5f9;

    --color-text: #0f172a;
    --color-text-secondary: #475569;
    --color-text-muted: #94a3b8;

    /* Accent - Indigo */
    --color-accent: #4f46e5;
    --color-accent-hover: #4338ca;
    --color-accent-subtle: #eef2ff;

    /* Semantic */
    --color-positive: #059669;
    --color-positive-bg: #ecfdf5;
    --color-negative: #dc2626;
    --color-negative-bg: #fef2f2;
    --color-neutral-sentiment: #94a3b8;
    --color-neutral-sentiment-bg: rgba(148, 163, 184, 0.15);

    /* Spacing */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;

    /* Typography */
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', system-ui, sans-serif;
    --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;

    --text-2xs: 0.625rem;
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2rem;

    /* Line heights */
    --line-height-dense: 1.3;
    --line-height-tight: 1.15;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 2px 8px rgba(15, 23, 42, 0.06);
    --shadow-lg: 0 4px 16px rgba(15, 23, 42, 0.08);

    /* Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;
    --radius-xl: 12px;

    /* Layout */
    --header-height: 60px;
    --chat-width: 340px;
}

/* Dark Mode */
[data-theme="dark"] {
    --color-bg: #0f172a;
    --color-bg-elevated: #1e293b;
    --color-bg-subtle: #1e293b;
    --color-bg-muted: #334155;

    --color-border: #334155;
    --color-border-subtle: #1e293b;

    --color-text: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #64748b;

    --color-accent: #818cf8;
    --color-accent-hover: #a5b4fc;
    --color-accent-subtle: rgba(129, 140, 248, 0.15);

    --color-positive: #34d399;
    --color-positive-bg: rgba(52, 211, 153, 0.15);
    --color-negative: #f87171;
    --color-negative-bg: rgba(248, 113, 113, 0.15);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.2);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.3);
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
}

body {
    font-family: var(--font-sans);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.5;
    font-size: var(--text-sm);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow: hidden;
}

/* ============================================
   App Layout - Persistent Chat Panel
   ============================================ */

.global-header {
    height: var(--header-height);
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    padding: 0 var(--space-5);
    display: flex;
    align-items: center;
    box-shadow: var(--shadow-sm);
    position: relative;
    z-index: 100;
}

.global-header .header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.global-header h1 {
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.03em;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.market-status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-xs);
}

.status-label {
    color: var(--color-text-muted);
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-text {
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-open {
    background: var(--color-positive-bg);
    color: var(--color-positive);
}

.status-closed {
    background: var(--color-negative-bg);
    color: var(--color-negative);
}

.theme-toggle {
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-2);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    transition: background 0.15s, border-color 0.15s;
}

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

.theme-toggle:active {
    transform: scale(0.96);
}

.theme-toggle svg {
    width: 16px;
    height: 16px;
    color: var(--color-text-secondary);
}

.theme-toggle .icon-moon {
    display: block;
}

.theme-toggle .icon-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .icon-sun {
    display: block;
}

/* App Layout Grid */
.app-layout {
    display: grid;
    grid-template-columns: 1fr var(--chat-width);
    height: calc(100vh - var(--header-height));
}

/* Main Content Area */
.main-content {
    overflow-y: auto;
    min-width: 0;
    padding: var(--space-4) var(--space-5);
    background: var(--color-bg);
    scrollbar-width: thin;
    scrollbar-color: var(--color-border) transparent;
}

.main-content::-webkit-scrollbar {
    width: 6px;
}

.main-content::-webkit-scrollbar-track {
    background: transparent;
}

.main-content::-webkit-scrollbar-thumb {
    background: var(--color-border);
    border-radius: 3px;
}

.main-content::-webkit-scrollbar-thumb:hover {
    background: var(--color-text-muted);
}

/* ============================================
   Chat Panel - Persistent Right Side
   ============================================ */

.chat-panel {
    background: var(--color-bg-elevated);
    border-left: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.chat-panel-content {
    display: flex;
    flex-direction: column;
    flex: 1;
    overflow: hidden;
    transition: opacity 0.2s;
}

.chat-header {
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-elevated);
    border-bottom: 1px solid var(--color-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.chat-header h3 {
    margin: 0;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.close-mobile-chat {
    display: none;
    background: none;
    border: none;
    color: var(--color-text-muted);
    cursor: pointer;
    padding: var(--space-1);
    border-radius: var(--radius-sm);
    transition: background 0.15s, color 0.15s;
}

.close-mobile-chat:hover {
    background: var(--color-bg-subtle);
    color: var(--color-text);
}

.chat-ticker-context {
    padding: var(--space-2) var(--space-4);
    background: var(--color-bg-subtle);
    border-bottom: 1px solid var(--color-border-subtle);
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4);
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    background: var(--color-bg);
}

.message {
    max-width: 90%;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-md);
    line-height: var(--line-height-dense);
    word-wrap: break-word;
    font-size: var(--text-sm);
    animation: messageIn 0.2s ease-out;
}

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

.message.user {
    align-self: flex-end;
    background: var(--color-accent);
    color: white;
    border-bottom-right-radius: var(--radius-sm);
}

.message.assistant {
    align-self: flex-start;
    background: var(--color-bg-elevated);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-bottom-left-radius: var(--radius-sm);
}

.message.error {
    align-self: flex-start;
    background: var(--color-negative-bg);
    color: var(--color-negative);
    border: 1px solid var(--color-negative);
}

.message.loading {
    align-self: flex-start;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    padding: var(--space-3);
}

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

.typing-indicator span {
    width: 5px;
    height: 5px;
    background: var(--color-text-muted);
    border-radius: 50%;
    animation: typing 1.2s infinite;
}

.typing-indicator span:nth-child(2) {
    animation-delay: 0.15s;
}

.typing-indicator span:nth-child(3) {
    animation-delay: 0.3s;
}

@keyframes typing {
    0%, 60%, 100% {
        transform: translateY(0);
        opacity: 0.4;
    }
    30% {
        transform: translateY(-4px);
        opacity: 1;
    }
}

/* Agent tool call status indicators */
.message.tool-status {
    align-self: flex-start;
    background: transparent;
    padding: var(--space-1) var(--space-2);
    max-width: 100%;
    border: none;
}

.tool-status-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 2px 0;
    font-size: var(--text-xs);
    color: var(--color-text-muted);
}

.tool-status-item.complete {
    color: var(--color-positive);
}

.tool-status-item.error {
    color: var(--color-negative);
}

.tool-status-item.calling {
    color: var(--color-accent);
}

.tool-spinner {
    display: inline-block;
    width: 10px;
    height: 10px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: tool-spin 0.6s linear infinite;
}

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

.tool-status-complete {
    opacity: 0.5;
    max-height: 80px;
    overflow: hidden;
    transition: opacity 0.3s ease, max-height 0.3s ease;
}

.chat-input-container {
    padding: var(--space-3);
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-elevated);
    display: flex;
    gap: var(--space-2);
}

#chatInput {
    flex: 1;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-size: var(--text-sm);
    resize: none;
    transition: border-color 0.15s, box-shadow 0.15s;
    background: var(--color-bg-elevated);
    color: var(--color-text);
}

#chatInput::placeholder {
    color: var(--color-text-muted);
}

#chatInput:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent-subtle);
}

.send-chat-btn {
    background: var(--color-accent);
    color: white;
    border: none;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 600;
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: background 0.15s, transform 0.1s;
    font-family: var(--font-sans);
}

.send-chat-btn:hover {
    background: var(--color-accent-hover);
}

.send-chat-btn:active {
    transform: scale(0.96);
}

.send-chat-btn:disabled {
    background: var(--color-bg-muted);
    color: var(--color-text-muted);
    cursor: not-allowed;
}

/* ============================================
   Ticker Selector - Compact
   ============================================ */

.ticker-selector {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
    box-shadow: var(--shadow-sm);
}

.ticker-selector label {
    display: block;
    margin-bottom: var(--space-1);
    font-weight: 600;
    font-size: 10px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.dropdown-container {
    position: relative;
}

#tickerSearch {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--text-sm);
    font-family: var(--font-sans);
    background: var(--color-bg-elevated);
    color: var(--color-text);
    transition: border-color 0.15s, box-shadow 0.15s;
}

#tickerSearch::placeholder {
    color: var(--color-text-muted);
}

#tickerSearch:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 2px var(--color-accent-subtle);
}

.dropdown-list {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    max-height: 320px;
    overflow-y: auto;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.dropdown-section-header {
    padding: var(--space-1) var(--space-3);
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-muted);
    background: var(--color-bg-subtle);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-bottom: 1px solid var(--color-border-subtle);
    position: sticky;
    top: 0;
}

.dropdown-item {
    padding: var(--space-2) var(--space-3);
    cursor: pointer;
    transition: background 0.1s;
    border-bottom: 1px solid var(--color-border-subtle);
    font-size: var(--text-sm);
}

.dropdown-item:hover,
.dropdown-item.highlighted {
    background: var(--color-bg-subtle);
}

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

.dropdown-no-results {
    padding: var(--space-4);
    text-align: center;
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

/* ============================================
   Stock Data Card - Compact
   ============================================ */

.stock-data {
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    padding: var(--space-4);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}

.stock-header {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: var(--space-4);
    padding-bottom: var(--space-3);
    border-bottom: 1px solid var(--color-border);
}

.stock-header h2 {
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -0.025em;
}

.stock-price {
    font-size: var(--text-2xl);
    font-weight: 700;
    font-family: var(--font-mono);
    letter-spacing: -0.02em;
}

.stock-price.positive {
    color: var(--color-positive);
}

.stock-price.negative {
    color: var(--color-negative);
}

/* ============================================
   Tabs - Terminal Style
   ============================================ */

.tabs {
    display: flex;
    gap: 0;
    margin-bottom: var(--space-4);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.tabs::-webkit-scrollbar {
    display: none;
}

.tab-button {
    padding: var(--space-2) var(--space-4);
    background: none;
    border: none;
    font-size: 11px;
    font-weight: 600;
    cursor: pointer;
    color: var(--color-text-muted);
    transition: color 0.15s, background 0.15s;
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
    white-space: nowrap;
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.tab-button:hover {
    color: var(--color-text-secondary);
    background: var(--color-bg-muted);
}

.tab-button.active {
    color: var(--color-accent);
    background: var(--color-bg-elevated);
    border-bottom-color: var(--color-accent);
}

.beta-tag {
    display: inline-block;
    padding: 1px 4px;
    margin-left: var(--space-1);
    font-size: 9px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-accent-subtle);
    color: var(--color-accent);
    border-radius: 2px;
    vertical-align: middle;
}

.tab-content {
    position: relative;
}

.tab-pane {
    display: none;
    opacity: 0;
    transform: translateY(6px);
}

.tab-pane.active {
    display: block;
    animation: fadeInUp 0.2s ease forwards;
}

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

/* ============================================
   Metrics Grid - Dense
   ============================================ */

.metrics-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--space-2);
    margin-bottom: var(--space-4);
}

.metric-card {
    background: var(--color-bg-subtle);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border-subtle);
}

.metric-label {
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 2px;
}

.metric-value {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
    font-family: var(--font-mono);
    line-height: var(--line-height-tight);
}

/* ============================================
   Chart Section - Compact
   ============================================ */

.chart-section {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
}

.chart-section h3 {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-muted);
    margin-bottom: var(--space-3);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.chart-controls {
    display: flex;
    gap: var(--space-1);
    margin-bottom: var(--space-3);
}

.chart-range-btn {
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: all 0.15s;
    font-family: var(--font-mono);
}

.chart-range-btn:hover {
    background: var(--color-bg-muted);
    color: var(--color-text-secondary);
}

.chart-range-btn:active {
    transform: scale(0.96);
}

.chart-range-btn.active {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

.chart-controls-spacer {
    flex: 1;
}

.chart-view-toggle {
    display: flex;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
}

.chart-view-btn {
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg-elevated);
    border: none;
    border-right: 1px solid var(--color-border);
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: all 0.15s;
    font-family: var(--font-sans);
}

.chart-view-btn:last-child {
    border-right: none;
}

.chart-view-btn:hover {
    background: var(--color-bg-muted);
}

.chart-view-btn:active {
    transform: scale(0.96);
}

.chart-view-btn.active {
    background: var(--color-accent);
    color: white;
}

.chart-canvas-wrapper {
    position: relative;
}

.chart-loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

#priceChart {
    width: 100%;
    height: 280px;
    background: var(--color-bg-elevated);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: crosshair;
}

/* ============================================
   Company Description - Compact
   ============================================ */

.company-description {
    padding: var(--space-3);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
}

.company-description h3 {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.company-description p {
    font-size: var(--text-sm);
    line-height: 1.6;
    color: var(--color-text-secondary);
}

/* ============================================
   Financials - Dense
   ============================================ */

#financialsData {
    padding: var(--space-2);
}

.financial-period {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
}

.financial-period h4 {
    margin-bottom: var(--space-3);
    color: var(--color-text);
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.financial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: var(--space-2);
}

.financial-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border-subtle);
}

.financial-item-label {
    color: var(--color-text-secondary);
    font-size: var(--text-xs);
}

.financial-item-value {
    font-weight: 600;
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: var(--text-xs);
}

/* ============================================
   News - Dense
   ============================================ */

#newsContainer {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.news-article {
    padding: var(--space-3);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border-subtle);
    transition: border-color 0.15s;
}

.news-article:hover {
    border-color: var(--color-border);
}

.news-article h4 {
    margin-bottom: var(--space-1);
    font-size: var(--text-sm);
    font-weight: 600;
    line-height: var(--line-height-dense);
}

.news-article h4 a {
    color: var(--color-text);
    text-decoration: none;
    transition: color 0.15s;
}

.news-article h4 a:hover {
    color: var(--color-accent);
}

.news-meta {
    font-size: 10px;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.news-description {
    color: var(--color-text-secondary);
    font-size: var(--text-xs);
    line-height: 1.5;
}

/* ============================================
   Data Tables - Dense with Sticky Headers
   ============================================ */

.data-table-container {
    max-height: 400px;
    overflow-y: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--text-xs);
}

.data-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--color-bg-subtle);
}

.data-table th {
    padding: var(--space-2) var(--space-3);
    text-align: left;
    font-weight: 700;
    color: var(--color-text-muted);
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border-bottom: 2px solid var(--color-border);
    white-space: nowrap;
}

.data-table td {
    padding: var(--space-2) var(--space-3);
    border-bottom: 1px solid var(--color-border-subtle);
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: 12px;
}

.data-table td[data-type="number"] {
    text-align: right;
}

.data-table tbody tr:nth-child(even) {
    background: var(--color-bg-subtle);
}

.data-table tbody tr:hover {
    background: var(--color-accent-subtle);
}

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

/* ============================================
   Loading States & Skeletons
   ============================================ */

.loading {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-border);
    border-top-color: var(--color-accent);
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
}

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

.hidden {
    display: none;
}

/* Skeleton Loading */
.skeleton {
    background: linear-gradient(
        90deg,
        var(--color-bg-subtle) 25%,
        var(--color-bg-muted) 50%,
        var(--color-bg-subtle) 75%
    );
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
    border-radius: var(--radius-sm);
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-metric {
    height: 48px;
}

.skeleton-chart {
    height: 280px;
}

.skeleton-text {
    height: 14px;
    margin-bottom: 8px;
}

.skeleton-text:last-child {
    width: 60%;
}

.skeleton-text-sm {
    height: 12px;
    margin-bottom: 6px;
}

/* ============================================
   Empty States
   ============================================ */

.empty-state {
    text-align: center;
    padding: var(--space-8) var(--space-4);
    color: var(--color-text-muted);
}

.empty-state-icon {
    width: 40px;
    height: 40px;
    margin: 0 auto var(--space-3);
    opacity: 0.5;
    color: var(--color-text-muted);
}

.empty-state-title {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text-secondary);
    margin-bottom: var(--space-1);
}

.empty-state-description {
    font-size: var(--text-xs);
    max-width: 240px;
    margin: 0 auto;
    line-height: 1.5;
}

/* ============================================
   Micro-animations
   ============================================ */

/* Button press feedback */
button:active:not(:disabled) {
    transform: scale(0.98);
}

/* Data update flash */
.data-updated {
    animation: dataFlash 0.3s ease;
}

@keyframes dataFlash {
    0%, 100% { background: transparent; }
    50% { background: var(--color-accent-subtle); }
}

/* Focus visible states */
:focus-visible {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* ============================================
   Sentiment Analysis Tab
   ============================================ */

.sentiment-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.sentiment-aggregate {
    display: flex;
    gap: var(--space-6);
    align-items: center;
}

.sentiment-score-container {
    text-align: center;
}

/* Sentiment Gauge */
.sentiment-gauge {
    width: 120px;
    height: 60px;
    position: relative;
    overflow: hidden;
    margin-bottom: var(--space-2);
}

.gauge-background {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 120px;
    height: 60px;
    border-radius: 60px 60px 0 0;
    background: linear-gradient(90deg,
        var(--color-negative) 0%,
        var(--color-negative) 20%,
        var(--color-neutral-sentiment) 40%,
        var(--color-neutral-sentiment) 60%,
        var(--color-positive) 80%,
        var(--color-positive) 100%
    );
    opacity: 0.15;
}

.gauge-fill {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 3px;
    height: 50px;
    background: var(--color-text-muted);
    transform-origin: bottom center;
    transform: rotate(0deg);
    transition: transform 0.5s ease-out, background 0.3s;
    border-radius: 2px;
    z-index: 2;
}

.gauge-fill.bullish {
    background: var(--color-positive);
}

.gauge-fill.bearish {
    background: var(--color-negative);
}

.gauge-fill.neutral {
    background: var(--color-neutral-sentiment);
}

.gauge-needle {
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 2px;
    height: 45px;
    background: var(--color-text);
    transform-origin: bottom center;
    transform: rotate(0deg);
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    border-radius: 2px;
    z-index: 3;
    margin-left: -1px;
}

.gauge-center {
    position: absolute;
    bottom: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 12px;
    height: 12px;
    background: var(--color-bg-elevated);
    border: 2px solid var(--color-text);
    border-radius: 50%;
    z-index: 4;
}

.sentiment-label {
    font-size: var(--text-base);
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sentiment-label.bullish {
    color: var(--color-positive);
}

.sentiment-label.bearish {
    color: var(--color-negative);
}

.sentiment-label.neutral {
    color: var(--color-neutral-sentiment);
}

.sentiment-stats {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.sentiment-stats .stat-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.sentiment-stats .stat-label {
    font-size: 10px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.sentiment-stats .stat-value {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
    font-family: var(--font-mono);
}

.refresh-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-secondary);
    transition: all 0.15s;
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.refresh-btn:hover {
    background: var(--color-bg-muted);
}

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

.refresh-btn.loading svg {
    animation: spin 1s linear infinite;
}

/* Source Breakdown */
.sentiment-sources {
    margin-bottom: var(--space-4);
}

.sentiment-sources h4 {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-muted);
    margin-bottom: var(--space-2);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.source-breakdown {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2);
}

.source-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
}

.source-icon {
    font-size: var(--text-sm);
}

.source-name {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
    flex: 1;
}

.source-count {
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-text);
    font-family: var(--font-mono);
}

/* Sentiment Posts Section */
.sentiment-posts-section {
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    padding: var(--space-3);
}

.posts-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-3);
}

.posts-header h4 {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.posts-filter {
    display: flex;
    gap: var(--space-1);
}

.filter-btn {
    padding: var(--space-1) var(--space-2);
    background: var(--color-bg-subtle);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    color: var(--color-text-muted);
    transition: all 0.15s;
    font-family: var(--font-sans);
}

.filter-btn:hover {
    background: var(--color-bg-muted);
}

.filter-btn.active {
    background: var(--color-accent);
    color: white;
    border-color: var(--color-accent);
}

#sentimentPostsContainer {
    max-height: 400px;
    overflow-y: auto;
}

.sentiment-post {
    padding: var(--space-3);
    background: var(--color-bg-subtle);
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--color-border);
    margin-bottom: var(--space-2);
    transition: border-color 0.15s;
}

.sentiment-post:last-child {
    margin-bottom: 0;
}

.sentiment-post.positive {
    border-left-color: var(--color-positive);
}

.sentiment-post.negative {
    border-left-color: var(--color-negative);
}

.sentiment-post.neutral {
    border-left-color: var(--color-neutral-sentiment);
}

.sentiment-post .post-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-1);
}

.post-platform {
    font-size: 10px;
    font-weight: 700;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.post-sentiment {
    font-size: 10px;
    font-weight: 600;
    padding: 2px var(--space-2);
    border-radius: 2px;
}

.post-sentiment.positive {
    background: var(--color-positive-bg);
    color: var(--color-positive);
}

.post-sentiment.negative {
    background: var(--color-negative-bg);
    color: var(--color-negative);
}

.post-sentiment.neutral {
    background: var(--color-neutral-sentiment-bg);
    color: var(--color-neutral-sentiment);
}

.post-content {
    font-size: var(--text-xs);
    line-height: 1.5;
    color: var(--color-text);
    margin-bottom: var(--space-2);
    word-break: break-word;
}

.post-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    font-size: 10px;
    color: var(--color-text-muted);
}

.post-link {
    display: inline-block;
    margin-top: var(--space-1);
    font-size: 10px;
    color: var(--color-accent);
    text-decoration: none;
}

.post-link:hover {
    text-decoration: underline;
}

.loading-text,
.error-text,
.no-data-text {
    text-align: center;
    padding: var(--space-6);
    color: var(--color-text-muted);
    font-size: var(--text-sm);
}

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

/* ============================================
   Forecast Tab
   ============================================ */

.forecast-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.forecast-info h4 {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: var(--space-1);
}

.forecast-description {
    font-size: var(--text-xs);
    color: var(--color-text-secondary);
}

.forecast-controls {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    align-items: flex-end;
}

.forecast-status {
    display: flex;
    gap: var(--space-4);
}

.forecast-status .status-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: right;
}

.forecast-status .status-label {
    font-size: 10px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.forecast-status .status-value {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-text);
    font-family: var(--font-mono);
}

.forecast-actions {
    display: flex;
    gap: var(--space-2);
}

.forecast-btn {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-3);
    background: var(--color-accent);
    border: none;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 10px;
    font-weight: 600;
    color: white;
    transition: background 0.15s;
    font-family: var(--font-sans);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.forecast-btn:hover:not(:disabled) {
    background: var(--color-accent-hover);
}

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

.forecast-btn.loading svg {
    animation: spin 1s linear infinite;
}

.forecast-chart-section {
    margin-bottom: var(--space-4);
    padding: var(--space-3);
    background: var(--color-bg-elevated);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.chart-legend {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-3);
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 10px;
    color: var(--color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.legend-color {
    width: 16px;
    height: 3px;
    border-radius: 2px;
}

.legend-item.historical .legend-color {
    background: var(--color-accent);
}

.legend-item.predicted .legend-color {
    background: var(--color-positive);
    background-image: linear-gradient(90deg, var(--color-positive) 60%, transparent 60%);
    background-size: 6px 3px;
}

.legend-item.confidence .legend-color {
    background: rgba(16, 185, 129, 0.25);
    height: 10px;
    width: 20px;
}

#forecastChart {
    width: 100%;
    height: 300px;
    background: var(--color-bg-subtle);
    border-radius: var(--radius-sm);
}

.forecast-disclaimer {
    padding: var(--space-3);
    background: var(--color-negative-bg);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-negative);
    border-left: 3px solid var(--color-negative);
}

.forecast-disclaimer p {
    font-size: var(--text-xs);
    color: var(--color-negative);
    line-height: 1.5;
    margin: 0;
}

.forecast-disclaimer strong {
    font-weight: 700;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 1024px) {
    .metrics-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 768px) {
    :root {
        --chat-width: 100%;
    }

    .app-layout {
        grid-template-columns: 1fr;
    }

    .chat-panel {
        position: fixed;
        right: 0;
        top: var(--header-height);
        height: calc(100vh - var(--header-height));
        width: 100%;
        transform: translateX(100%);
        transition: transform 0.25s ease;
        z-index: 1000;
    }

    .chat-panel.open {
        transform: translateX(0);
    }

    .close-mobile-chat {
        display: block;
    }

    /* Mobile chat toggle button */
    .mobile-chat-toggle {
        position: fixed;
        right: var(--space-4);
        bottom: var(--space-4);
        width: 48px;
        height: 48px;
        background: var(--color-accent);
        color: white;
        border: none;
        border-radius: 50%;
        cursor: pointer;
        box-shadow: var(--shadow-lg);
        z-index: 999;
        display: flex;
        align-items: center;
        justify-content: center;
        font-size: var(--text-lg);
    }

    .main-content {
        padding: var(--space-3);
    }

    .global-header {
        padding: 0 var(--space-4);
    }

    .global-header h1 {
        font-size: var(--text-base);
    }

    .stock-header {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--space-2);
    }

    .stock-header h2 {
        font-size: var(--text-lg);
    }

    .stock-price {
        font-size: var(--text-xl);
    }

    .metrics-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .tabs {
        -webkit-overflow-scrolling: touch;
    }

    .tab-button {
        padding: var(--space-2) var(--space-3);
        font-size: 10px;
    }

    #priceChart {
        height: 200px;
    }

    .source-breakdown {
        grid-template-columns: 1fr;
    }

    .financial-grid {
        grid-template-columns: 1fr;
    }

    .sentiment-aggregate {
        flex-direction: column;
        gap: var(--space-3);
    }

    .forecast-header {
        flex-direction: column;
    }

    .forecast-controls {
        width: 100%;
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .metrics-grid {
        grid-template-columns: 1fr;
    }

    .chart-controls {
        flex-wrap: wrap;
    }

    .header-actions {
        gap: var(--space-2);
    }

    .market-status {
        display: none;
    }
}