/* ===================================================================
   ARBITRAGE DASHBOARD - Professional Trading Theme
   =================================================================== */

/* ---- CSS Variables (Dark Theme) ---- */
:root,
[data-theme="dark"] {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-tertiary: #1a2236;
    --bg-card: #151d2e;
    --bg-hover: #1e2a42;
    --bg-input: #0d1321;
    --border-primary: #1e2d45;
    --border-secondary: #2a3a55;
    --border-accent: #3b82f6;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --text-accent: #60a5fa;
    --green: #22c55e;
    --green-dim: #166534;
    --green-bg: rgba(34, 197, 94, 0.1);
    --red: #ef4444;
    --red-dim: #991b1b;
    --red-bg: rgba(239, 68, 68, 0.1);
    --yellow: #eab308;
    --yellow-bg: rgba(234, 179, 8, 0.1);
    --blue: #3b82f6;
    --blue-bg: rgba(59, 130, 246, 0.1);
    --purple: #a855f7;
    --cyan: #06b6d4;
    --font-mono: 'SF Mono', 'Fira Code', 'JetBrains Mono', 'Cascadia Code', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --radius: 6px;
    --radius-lg: 10px;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
    --transition: 150ms ease;
}

[data-theme="light"] {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    --bg-hover: #f1f5f9;
    --bg-input: #f8fafc;
    --border-primary: #e2e8f0;
    --border-secondary: #cbd5e1;
    --border-accent: #3b82f6;
    --text-primary: #1e293b;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-accent: #2563eb;
    --green: #16a34a;
    --green-dim: #86efac;
    --green-bg: rgba(22, 163, 74, 0.08);
    --red: #dc2626;
    --red-dim: #fca5a5;
    --red-bg: rgba(220, 38, 38, 0.08);
    --yellow: #ca8a04;
    --yellow-bg: rgba(202, 138, 4, 0.08);
    --blue: #2563eb;
    --blue-bg: rgba(37, 99, 235, 0.08);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 4px 16px rgba(0, 0, 0, 0.12);
}

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

html {
    font-size: 13px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
}

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-secondary); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===================================================================
   TOP BAR
   =================================================================== */
#topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    height: 48px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    flex-shrink: 0;
    z-index: 100;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 0.5px;
}

.logo-icon {
    color: var(--blue);
    font-size: 1.2rem;
}

.logo-accent {
    color: var(--text-accent);
}

.connection-status {
    display: flex;
    gap: 1rem;
}

.conn-indicator {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.conn-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--text-muted);
    transition: background var(--transition);
}

.conn-indicator.connected .conn-dot {
    background: var(--green);
    box-shadow: 0 0 6px var(--green);
}

.conn-indicator.disconnected .conn-dot {
    background: var(--red);
    box-shadow: 0 0 6px var(--red);
}

.topbar-center {
    display: flex;
    align-items: center;
}

.stat-chips {
    display: flex;
    gap: 0.75rem;
}

.stat-chip {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.15rem 0.75rem;
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    min-width: 80px;
}

.stat-chip.accent {
    border-color: var(--blue);
    background: var(--blue-bg);
}

.chip-value {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text-primary);
}

.chip-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.refresh-info {
    text-align: right;
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.3;
}

#refresh-duration {
    display: block;
    font-family: var(--font-mono);
    font-size: 0.7rem;
}

.toggle-container {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.toggle-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* ---- Buttons ---- */
.btn {
    padding: 0.35rem 0.85rem;
    border: 1px solid var(--border-secondary);
    border-radius: var(--radius);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    font-size: 0.8rem;
    cursor: pointer;
    transition: all var(--transition);
    font-family: var(--font-sans);
    white-space: nowrap;
}

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

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

.btn-primary:hover {
    background: #2563eb;
}

.btn-secondary {
    background: var(--bg-tertiary);
}

.btn-danger {
    background: var(--red-bg);
    border-color: var(--red-dim);
    color: var(--red);
}
.btn-danger:hover {
    background: var(--red);
    color: white;
}

.btn-small {
    padding: 0.2rem 0.6rem;
    font-size: 0.75rem;
}

.btn-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0 0.5rem;
    line-height: 1;
}

.btn-close:hover {
    color: var(--text-primary);
}

.btn.refreshing .refresh-icon {
    animation: spin 1s linear infinite;
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.refresh-icon {
    display: inline-block;
}

/* ---- Toggle Switch ---- */
.toggle {
    position: relative;
    display: inline-block;
    width: 32px;
    height: 18px;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-secondary);
    border-radius: 18px;
    transition: var(--transition);
}

.toggle-slider::before {
    content: "";
    position: absolute;
    width: 12px;
    height: 12px;
    left: 2px;
    bottom: 2px;
    background: var(--text-muted);
    border-radius: 50%;
    transition: var(--transition);
}

.toggle input:checked + .toggle-slider {
    background: var(--blue);
    border-color: var(--blue);
}

.toggle input:checked + .toggle-slider::before {
    transform: translateX(14px);
    background: white;
}

/* ===================================================================
   MAIN CONTENT
   =================================================================== */
#main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* ---- Tab Navigation ---- */
#tab-nav {
    display: flex;
    gap: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    padding: 0 1rem;
    flex-shrink: 0;
}

.tab-btn {
    padding: 0.6rem 1.25rem;
    border: none;
    background: none;
    color: var(--text-muted);
    font-size: 0.8rem;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: all var(--transition);
    font-family: var(--font-sans);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

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

.tab-btn.active {
    color: var(--text-accent);
    border-bottom-color: var(--blue);
}

.tab-icon {
    font-size: 0.9rem;
}

/* ---- Tab Panels ---- */
.tab-panel {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.tab-panel.active {
    display: flex;
    flex-direction: column;
}

/* ---- Panel Toolbar ---- */
.panel-toolbar {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 0.5rem 0;
    margin-bottom: 0.75rem;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.filter-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.filter-select {
    padding: 0.3rem 0.6rem;
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.8rem;
    font-family: var(--font-sans);
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--blue);
}

.filter-input-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-input-group label {
    font-size: 0.7rem;
    color: var(--text-muted);
    white-space: normal;
    min-width: fit-content;
}

.filter-input {
    width: 70px;
    padding: 0.3rem 0.5rem;
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.filter-input:focus {
    outline: none;
    border-color: var(--blue);
}

.search-group {
    flex: 1;
    min-width: 200px;
}

.search-input {
    width: 100%;
    padding: 0.35rem 0.75rem;
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    color: var(--text-primary);
    font-size: 0.8rem;
    font-family: var(--font-sans);
}

.search-input:focus {
    outline: none;
    border-color: var(--blue);
}

.toolbar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.result-count {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ===================================================================
   DATA TABLES
   =================================================================== */
.table-container {
    flex: 1;
    overflow: auto;
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    background: var(--bg-secondary);
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
}

.data-table thead {
    position: sticky;
    top: 0;
    z-index: 10;
}

.data-table th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    padding: 0.5rem 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-primary);
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    white-space: nowrap;
    user-select: none;
}

.data-table th.sortable {
    cursor: pointer;
}

.data-table th.sortable:hover {
    color: var(--text-accent);
}

.data-table th.sorted-asc::after {
    content: " \25B2";
    font-size: 0.6rem;
}

.data-table th.sorted-desc::after {
    content: " \25BC";
    font-size: 0.6rem;
}

.data-table td {
    padding: 0.45rem 0.75rem;
    border-bottom: 1px solid var(--border-primary);
    white-space: normal;
    max-width: 400px;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.4;
}

.data-table tr:hover td {
    background: var(--bg-hover);
}

.data-table .empty-row td {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Table density */
[data-density="compact"] .data-table td { padding: 0.25rem 0.5rem; line-height: 1.3; }
[data-density="compact"] .data-table th { padding: 0.3rem 0.5rem; }
[data-density="spacious"] .data-table td { padding: 0.65rem 1rem; line-height: 1.5; }
[data-density="spacious"] .data-table th { padding: 0.65rem 1rem; }

/* Event column should have more space for long text */
.data-table td:first-child {
    max-width: 500px;
    min-width: 200px;
}

/* Numeric cells */
.cell-num {
    font-family: var(--font-mono);
    text-align: right;
}

.cell-price {
    font-family: var(--font-mono);
    font-weight: 600;
}

.cell-positive { color: var(--green); }
.cell-negative { color: var(--red); }
.cell-neutral { color: var(--yellow); }

/* Platform badge */
.platform-badge {
    display: inline-block;
    padding: 0.1rem 0.45rem;
    border-radius: 3px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.platform-badge.polymarket {
    background: rgba(139, 92, 246, 0.15);
    color: #a78bfa;
    border: 1px solid rgba(139, 92, 246, 0.3);
}

.platform-badge.kalshi {
    background: rgba(6, 182, 212, 0.15);
    color: #22d3ee;
    border: 1px solid rgba(6, 182, 212, 0.3);
}

/* Action badge */
.action-badge {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    border-radius: 3px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
}

.action-badge.buy {
    background: var(--green-bg);
    color: var(--green);
    border: 1px solid var(--green-dim);
}

.action-badge.hold {
    background: var(--yellow-bg);
    color: var(--yellow);
    border: 1px solid rgba(234, 179, 8, 0.3);
}

.action-badge.sell {
    background: var(--red-bg);
    color: var(--red);
    border: 1px solid var(--red-dim);
}

/* Clickable row */
.data-table tr.clickable {
    cursor: pointer;
}

.btn-inspect {
    padding: 0.15rem 0.5rem;
    font-size: 0.7rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-secondary);
    border-radius: 3px;
    color: var(--text-accent);
    cursor: pointer;
}

.btn-inspect:hover {
    background: var(--blue-bg);
}

/* ===================================================================
   DETAIL PANEL (slide-in)
   =================================================================== */
.detail-panel {
    position: fixed;
    right: 0;
    top: 48px;
    bottom: 24px;
    width: 480px;
    background: var(--bg-secondary);
    border-left: 1px solid var(--border-primary);
    box-shadow: var(--shadow-lg);
    z-index: 200;
    display: flex;
    flex-direction: column;
    transform: translateX(0);
    transition: transform 200ms ease;
}

.detail-panel.hidden {
    transform: translateX(100%);
    pointer-events: none;
}

.detail-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-tertiary);
}

.detail-header h3 {
    font-size: 0.9rem;
    font-weight: 600;
}

.detail-body {
    flex: 1;
    overflow-y: auto;
    padding: 1rem;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.4rem 0;
    border-bottom: 1px solid var(--border-primary);
    font-size: 0.8rem;
    gap: 1rem;
}

.detail-label {
    color: var(--text-muted);
    flex-shrink: 0;
    min-width: 120px;
}

.detail-value {
    font-family: var(--font-mono);
    font-weight: 600;
    word-wrap: break-word;
    overflow-wrap: break-word;
    text-align: right;
}

.detail-section {
    margin-top: 1rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-secondary);
}

.detail-section h4 {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* ===================================================================
   CHARTS
   =================================================================== */
.charts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 1.25rem;
    padding-bottom: 1rem;
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.chart-card.wide {
    grid-column: 1 / -1;
}

.chart-header {
    padding: 0.6rem 1rem;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-primary);
    background: var(--bg-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.3px;
}

.chart-container {
    width: 100%;
    height: 350px;
    min-height: 280px;
    padding: 0.5rem;
    position: relative;
}

.chart-container > div {
    width: 100% !important;
    height: 100% !important;
}

/* Special handling for horizontal bar charts with long labels */
#chart-position-sizes {
    height: auto !important;
    min-height: 400px;
}

#chart-position-sizes > div {
    height: auto !important;
}

/* ===================================================================
   SIGNALS TAB
   =================================================================== */
.signals-header {
    margin-bottom: 1rem;
    flex-shrink: 0;
}

.signal-summary-cards {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.summary-card {
    flex: 1;
    min-width: 140px;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    text-align: center;
}

.summary-card.green { border-color: var(--green-dim); background: var(--green-bg); }
.summary-card.yellow { border-color: rgba(234,179,8,0.3); background: var(--yellow-bg); }
.summary-card.blue { border-color: rgba(59,130,246,0.3); background: var(--blue-bg); }

.summary-value {
    font-family: var(--font-mono);
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
}

.summary-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* ===================================================================
   ORDERBOOK TAB
   =================================================================== */
.orderbook-layout {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 1rem;
    height: 100%;
}

.orderbook-selector {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.orderbook-selector h3 {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.quick-picks {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-top: 0.5rem;
    max-height: 400px;
    overflow-y: auto;
}

.quick-pick-btn {
    padding: 0.35rem 0.6rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 0.72rem;
    cursor: pointer;
    text-align: left;
    white-space: normal;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.3;
}

.quick-pick-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
    border-color: var(--border-secondary);
}

.orderbook-display {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: 1rem;
}

.orderbook-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 1rem;
    overflow-y: auto;
}

.orderbook-panel h3 {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.orderbook-content {
    font-family: var(--font-mono);
    font-size: 0.8rem;
}

.ob-table {
    width: 100%;
    border-collapse: collapse;
}

.ob-table th {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--text-muted);
    padding: 0.3rem 0.5rem;
    border-bottom: 1px solid var(--border-primary);
    text-align: right;
}

.ob-table td {
    padding: 0.25rem 0.5rem;
    text-align: right;
    font-size: 0.78rem;
}

.ob-bid { color: var(--green); }
.ob-ask { color: var(--red); }
.ob-spread-row { background: var(--bg-tertiary); }

.orderbook-chart-panel {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

/* ===================================================================
   SETTINGS TAB
   =================================================================== */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 1rem;
}

.settings-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    padding: 1.25rem;
}

.settings-card.wide {
    grid-column: 1 / -1;
}

.settings-title {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.setting-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    gap: 1.5rem;
}

.setting-row label {
    font-size: 0.8rem;
    color: var(--text-primary);
    flex: 1;
    min-width: 150px;
    word-wrap: break-word;
    line-height: 1.3;
}

.setting-control {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.setting-control input[type="range"] {
    width: 150px;
    accent-color: var(--blue);
}

.setting-value {
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--text-accent);
    min-width: 50px;
    text-align: right;
}

.category-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.category-tag {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.3rem 0.7rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.78rem;
    transition: all var(--transition);
    user-select: none;
}

.category-tag:hover {
    border-color: var(--border-secondary);
}

.category-tag.active {
    background: var(--blue-bg);
    border-color: var(--blue);
    color: var(--text-accent);
}

.category-tag input {
    display: none;
}

.settings-actions {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

/* ===================================================================
   STATUS BAR (bottom)
   =================================================================== */
#statusbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    height: 24px;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-primary);
    font-size: 0.7rem;
    color: var(--text-muted);
    flex-shrink: 0;
}

.statusbar-left {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.statusbar-center {
    display: flex;
    gap: 1.5rem;
}

.statusbar-right {
    display: flex;
    gap: 1.5rem;
}

.kb-hint {
    color: var(--text-muted);
    font-family: var(--font-mono);
    font-size: 0.65rem;
}

.status-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    display: inline-block;
}

.status-dot.ready { background: var(--green); box-shadow: 0 0 4px var(--green); }
.status-dot.refreshing { background: var(--yellow); box-shadow: 0 0 4px var(--yellow); animation: pulse 1s infinite; }
.status-dot.error { background: var(--red); box-shadow: 0 0 4px var(--red); }
.status-dot.initializing { background: var(--text-muted); animation: pulse 1.5s infinite; }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

/* ===================================================================
   TOAST NOTIFICATIONS
   =================================================================== */
#toast-container {
    position: fixed;
    top: 60px;
    right: 1rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.toast {
    padding: 0.65rem 1rem;
    border-radius: var(--radius);
    background: var(--bg-card);
    border: 1px solid var(--border-secondary);
    box-shadow: var(--shadow-lg);
    font-size: 0.8rem;
    animation: slideIn 200ms ease;
    max-width: 400px;
}

.toast.success { border-left: 3px solid var(--green); }
.toast.error { border-left: 3px solid var(--red); }
.toast.info { border-left: 3px solid var(--blue); }
.toast.warning { border-left: 3px solid var(--yellow); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ===================================================================
   UTILITIES
   =================================================================== */
.muted { color: var(--text-muted); }
.hidden { display: none !important; }
.text-green { color: var(--green); }
.text-red { color: var(--red); }
.text-yellow { color: var(--yellow); }
.text-blue { color: var(--blue); }
.text-mono { font-family: var(--font-mono); }

/* ===================================================================
   RESPONSIVE
   =================================================================== */
@media (max-width: 1200px) {
    .stat-chips { gap: 0.4rem; }
    .stat-chip { min-width: 60px; padding: 0.1rem 0.5rem; }
    .chip-value { font-size: 0.9rem; }
    .orderbook-layout { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    .topbar-center { display: none; }
    .connection-status { display: none; }
    .charts-grid { grid-template-columns: 1fr; }
    .settings-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   LMSR BOT TAB
   ========================================================================== */

/* ── Status bar ── */
.lmsr-statusbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    flex-wrap: wrap;
}

.lmsr-stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    padding: 0.4rem 0.8rem;
    min-width: 90px;
    text-align: center;
}

.lmsr-stat-card.accent {
    border-color: var(--border-accent);
}

.lmsr-stat-value {
    font-family: var(--font-mono);
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.lmsr-stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 2px;
}

.lmsr-refresh-group {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lmsr-last-poll {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

#lmsr-ws-status {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    margin-right: 0.4rem;
}
#lmsr-ws-status.ws-live {
    color: var(--green);
    background: var(--green-bg);
    border: 1px solid var(--green-dim);
}
#lmsr-ws-status.ws-poll {
    color: var(--text-muted);
    background: transparent;
    border: 1px solid var(--border-primary);
}

/* ── Performance bar (row 2) ── */
.lmsr-perf-bar {
    border-top: none;
    background: var(--bg-tertiary, var(--bg-secondary));
}

.lmsr-perf-bar .lmsr-stat-card {
    min-width: 80px;
}

/* P&L colour helpers are reused from .edge-positive / .edge-negative */

/* ── Balance / P&L chart panel ── */
.lmsr-chart-container {
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    margin: 0.5rem 0;
    background: var(--bg-card);
    overflow: hidden;
}

/* Trade history table wrapper keeps a fixed height so the main pane stays scrollable */
.lmsr-trades-table-wrap {
    flex: 0 0 28%;
    min-height: 170px;
    max-height: 32vh;
    overflow: auto;
    margin-bottom: 0.5rem;
}

/* ── Body layout ── */
.lmsr-body {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 0;
    height: calc(100vh - 280px);   /* expanded diagnostics bars */
    overflow: hidden;
}

/* ── Panes ── */
.lmsr-markets-pane,
.lmsr-settings-pane {
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-right: 1px solid var(--border-primary);
}

.lmsr-settings-pane {
    border-right: none;
    background: var(--bg-secondary);
}

.lmsr-pane-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.6rem 1rem;
    background: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-primary);
    flex-shrink: 0;
}

.lmsr-pane-title {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.lmsr-filter-label {
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.8rem;
    color: var(--text-secondary);
    cursor: pointer;
}

/* ── Markets/opps table sizing ── */
.lmsr-markets-table-wrap,
.arb-lmsr-opps-table-wrap {
    flex: 0 0 38%;
    min-height: 240px;
    max-height: 45vh;
    overflow: auto;
}

.lmsr-table td, .lmsr-table th {
    font-size: 0.78rem;
}

.lmsr-table {
    width: max-content;
    min-width: 100%;
}

#lmsr-markets-table {
    min-width: 1180px;
}

#tab-arb-lmsr .lmsr-table {
    min-width: 1460px;
}

.lmsr-table thead th {
    position: sticky;
    top: 0;
    z-index: 3;
    background: var(--bg-tertiary);
    white-space: nowrap;
}

.lmsr-table td {
    white-space: nowrap;
}

.lmsr-table td:first-child,
.lmsr-table th:first-child {
    max-width: 360px;
    white-space: normal;
}

.lmsr-table tr.signal-buy { background: var(--green-bg); }
.lmsr-table tr.signal-sell { background: var(--red-bg); }

.signal-badge {
    display: inline-block;
    padding: 0.15rem 0.45rem;
    border-radius: 3px;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.03em;
}
.signal-badge.BUY_YES  { background: var(--green-bg); color: var(--green); border: 1px solid var(--green-dim); }
.signal-badge.SELL_YES { background: var(--red-bg);   color: var(--red);   border: 1px solid var(--red-dim); }
.signal-badge.HOLD     { background: transparent;     color: var(--text-muted); border: 1px solid var(--border-primary); }

.edge-positive { color: var(--red); }
.edge-negative { color: var(--green); }

.time-left-critical { color: var(--red); font-weight: 700; }
.time-left-warn     { color: var(--yellow); }

/* ── Price history chart ── */
.lmsr-chart-container {
    flex-shrink: 0;
    border-top: 1px solid var(--border-primary);
    background: var(--bg-card);
}

.lmsr-chart-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.4rem 0.75rem;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-primary);
}

.lmsr-chart {
    height: 210px;
}

/* ── Settings pane ── */
.lmsr-settings-body {
    flex: 1;
    overflow-y: auto;
    padding: 0.75rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.lmsr-setting-row {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.lmsr-setting-row label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
    cursor: help;
}

.lmsr-setting-control {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.lmsr-setting-control input[type="range"] {
    flex: 1;
    accent-color: var(--blue);
}

.lmsr-setting-val {
    font-family: var(--font-mono);
    font-size: 0.78rem;
    color: var(--text-accent);
    min-width: 38px;
    text-align: right;
}

.lmsr-number-input {
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    color: var(--text-primary);
    border-radius: var(--radius);
    padding: 0.3rem 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.82rem;
    width: 100%;
}

.lmsr-number-input:focus {
    outline: none;
    border-color: var(--border-accent);
}

.lmsr-settings-actions {
    margin-top: 0.5rem;
}

.lmsr-settings-actions .btn {
    width: 100%;
}

.lmsr-live-panel {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    padding: 0.6rem;
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
}

.lmsr-live-panel-title {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--text-accent);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.lmsr-live-inline {
    display: flex;
    gap: 0.45rem;
}

.lmsr-live-inline .btn {
    flex: 1;
}

.lmsr-live-stats {
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    font-size: 0.69rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* ── Theory box ── */
.lmsr-theory-box {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    padding: 0.75rem;
    font-size: 0.72rem;
    color: var(--text-secondary);
    line-height: 1.55;
    margin-top: 0.5rem;
}

.lmsr-theory-title {
    font-weight: 700;
    color: var(--text-accent);
    margin-bottom: 0.4rem;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.lmsr-theory-box code {
    font-family: var(--font-mono);
    background: var(--bg-input);
    padding: 0.1rem 0.3rem;
    border-radius: 3px;
    font-size: 0.7rem;
}

/* ── Bot status colours ── */
#lmsr-bot-status.running  { color: var(--green); }
#lmsr-bot-status.starting { color: var(--yellow); }
#lmsr-bot-status.stopped  { color: var(--red); }
#lmsr-bot-status.error    { color: var(--red); }
#lmsr-bot-status.offline  { color: var(--text-muted); }

/* ── Responsive ── */
@media (max-width: 900px) {
    .lmsr-body { grid-template-columns: 1fr; }
    .lmsr-settings-pane { border-top: 1px solid var(--border-primary); max-height: 320px; }
    .lmsr-markets-table-wrap,
    .arb-lmsr-opps-table-wrap,
    .lmsr-trades-table-wrap {
        flex: 0 0 auto;
        max-height: 48vh;
    }
    #lmsr-markets-table { min-width: 980px; }
    #tab-arb-lmsr .lmsr-table { min-width: 1240px; }
}

/* ================================================================
   PAPER TRADING — Arbitrage section
   ================================================================ */

/* ── Section wrapper ── */
.paper-trades-section {
    margin-top: 1.5rem;
    border-top: 1px solid var(--border-primary);
    padding-top: 1rem;
}

.paper-trades-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.75rem;
}

.section-title {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    white-space: nowrap;
}

/* ── Performance summary cards ── */
.paper-perf-cards {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    flex: 1;
}

.paper-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 6px;
    padding: 0.4rem 0.8rem;
    min-width: 80px;
}

.paper-card-val {
    font-size: 1rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

.paper-card-lbl {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-top: 0.1rem;
}

.paper-card-balance {
    border-color: var(--accent-primary);
    background: var(--bg-tertiary);
}

.paper-trades-actions {
    display: flex;
    gap: 0.5rem;
    margin-left: auto;
}

/* ── Paper Trade button in opp table ── */
.btn-paper {
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    background: var(--green-bg);
    color: var(--green);
    border: 1px solid var(--green-dim);
    border-radius: 4px;
    cursor: pointer;
    margin-left: 0.3rem;
    font-family: var(--font-mono);
    transition: background 0.15s;
}
.btn-paper:hover {
    background: var(--green);
    color: white;
}

.cell-actions {
    white-space: nowrap;
}

/* ── Row-level action buttons ── */
.btn-small-action {
    font-size: 0.7rem;
    padding: 0.15rem 0.4rem;
    border-radius: 3px;
    cursor: pointer;
    border: 1px solid var(--border-primary);
    background: var(--bg-tertiary);
    color: var(--text-primary);
    margin-left: 0.2rem;
}
.btn-small-action:hover { opacity: 0.8; }

.btn-pt-close {
    border-color: var(--green-dim);
    color: var(--green);
    background: var(--green-bg);
}
.btn-pt-del {
    border-color: var(--red-dim);
    color: var(--red);
    background: var(--red-bg);
}

/* ── Status badges ── */
.pt-status {
    font-size: 0.7rem;
    font-family: var(--font-mono);
    padding: 0.1rem 0.4rem;
    border-radius: 3px;
    text-transform: uppercase;
}
.pt-status.status-open   { color: var(--green); background: var(--green-bg); border: 1px solid var(--green-dim); }
.pt-status.status-closed { color: var(--text-muted); background: transparent; border: 1px solid var(--border-primary); }

/* ================================================================
   MODAL — Paper Trade
   ================================================================ */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.55);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal-overlay.hidden { display: none; }

.modal-box {
    background: var(--bg-secondary);
    border: 1px solid var(--border-primary);
    border-radius: 8px;
    width: 420px;
    max-width: 95vw;
    box-shadow: 0 8px 32px rgba(0,0,0,0.45);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-primary);
}
.modal-header h3 {
    margin: 0;
    font-size: 0.95rem;
    font-weight: 600;
}

.modal-body {
    padding: 1rem;
}

.modal-opp-summary {
    background: var(--bg-tertiary);
    border-radius: 6px;
    padding: 0.6rem 0.8rem;
    margin-bottom: 1rem;
    font-size: 0.8rem;
}
.modal-summary-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.15rem 0;
}
.modal-summary-row > span:first-child {
    color: var(--text-muted);
}

.modal-trade-legs {
    display: flex;
    gap: 0.5rem;
    margin: 0.4rem 0;
}
.modal-leg {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    padding: 0.45rem 0.6rem;
    border-radius: 5px;
    font-size: 0.78rem;
}
.modal-leg-buy  { background: rgba(34, 197, 94, 0.08); border: 1px solid rgba(34, 197, 94, 0.25); }
.modal-leg-sell { background: rgba(239, 68, 68, 0.08); border: 1px solid rgba(239, 68, 68, 0.25); }
.leg-tag {
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: var(--text-muted);
}
.modal-leg-buy  .leg-tag { color: var(--green); }
.modal-leg-sell .leg-tag { color: var(--red); }

.modal-field {
    margin-bottom: 0.75rem;
}
.modal-field label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 0.3rem;
}
.modal-input {
    width: 100%;
    box-sizing: border-box;
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    color: var(--text-primary);
    padding: 0.4rem 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.9rem;
}
.modal-input:focus {
    outline: none;
    border-color: var(--blue);
}

.modal-pnl-preview {
    font-size: 0.8rem;
    color: var(--text-muted);
    text-align: center;
    padding: 0.4rem;
    background: var(--bg-tertiary);
    border-radius: 4px;
}
.modal-pnl-preview strong {
    font-family: var(--font-mono);
    font-size: 1rem;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border-top: 1px solid var(--border-primary);
}

/* ===================================================================
   LMSR BOT PROCESS CONTROL (settings pane additions)
   =================================================================== */

.lmsr-bot-control-row {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 0.35rem;
    flex-wrap: wrap;
}

.lmsr-bot-process-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.72rem;
    margin-bottom: 0.25rem;
}

.lmsr-bot-status-label {
    color: var(--text-muted);
}

.lmsr-bot-ctrl-msg {
    font-size: 0.72rem;
    min-height: 1.1rem;
    word-break: break-word;
    margin-bottom: 0.35rem;
}

.lmsr-msg-ok  { color: var(--green); }
.lmsr-msg-err { color: var(--red); }

/* Paper trade button per LMSR market row */
.btn-lmsr-trade {
    padding: 0.15rem 0.45rem;
    font-size: 0.68rem;
    border: 1px solid var(--green);
    background: transparent;
    color: var(--green);
    border-radius: 3px;
    cursor: pointer;
    white-space: nowrap;
}
.btn-lmsr-trade:hover:not(:disabled) { background: var(--green); color: #000; }
.btn-lmsr-trade.btn-trade-disabled,
.btn-lmsr-trade:disabled {
    border-color: var(--text-muted);
    color: var(--text-muted);
    cursor: default;
    opacity: 0.5;
}

/* ===================================================================
   EKUBO ARB BOT TAB
   =================================================================== */

/* Status bar */
.ekubo-statusbar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-primary);
    flex-wrap: wrap;
}

.ekubo-stat-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    min-width: 90px;
    padding: 0.35rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
}
.ekubo-stat-card.accent { border-color: var(--border-accent); }
.ekubo-stat-card.card-online  { border-color: var(--green); }
.ekubo-stat-card.card-offline { border-color: var(--red); }

.ekubo-stat-value {
    font-family: var(--font-mono);
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}
.ekubo-stat-value.status-online  { color: var(--green); }
.ekubo-stat-value.status-offline { color: var(--red); }

.ekubo-stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ekubo-refresh-group {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-left: auto;
}

.ekubo-last-poll {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-family: var(--font-mono);
}

/* Body layout */
.ekubo-body {
    display: flex;
    gap: 0;
    height: calc(100vh - 220px);
    overflow: hidden;
}

.ekubo-main-pane {
    flex: 1 1 0;
    min-width: 0;
    overflow-y: auto;
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.ekubo-settings-pane {
    width: 280px;
    min-width: 220px;
    flex-shrink: 0;
    border-left: 1px solid var(--border-primary);
    overflow-y: auto;
    padding: 0.75rem;
    background: var(--bg-secondary);
}

/* Metrics bar */
.ekubo-metrics-bar {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.ekubo-metric-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0.4rem 0.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius);
    min-width: 100px;
}
.ekubo-metric-card.accent { border-color: var(--border-accent); }

.ekubo-metric-val {
    font-family: var(--font-mono);
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--text-accent);
}

.ekubo-metric-lbl {
    font-size: 0.62rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    white-space: nowrap;
}

/* Opportunities table */
.ekubo-table td, .ekubo-table th {
    padding: 0.3rem 0.5rem;
    font-size: 0.75rem;
}

/* Settings pane */
.ekubo-settings-body {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    padding-top: 0.5rem;
}

.ekubo-control-row {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.ekubo-setting-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    color: var(--text-secondary);
}
.ekubo-setting-row label { cursor: default; }

.ekubo-control-msg {
    font-size: 0.75rem;
    min-height: 1.2rem;
    word-break: break-word;
}
.ekubo-msg-ok  { color: var(--green); }
.ekubo-msg-err { color: var(--red); }

/* Setup code block */
.ekubo-code-block {
    background: var(--bg-input);
    border: 1px solid var(--border-primary);
    border-radius: 4px;
    padding: 0.4rem 0.6rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-all;
    margin-top: 0.25rem;
}

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