/* ============================================================
   Finlet Dashboard — Dark Theme (v2)
   ============================================================ */

:root {
    /* Background */
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #1c2128;
    --bg-hover: #21262d;
    --bg-input: #0d1117;

    /* Text */
    --text-primary: #e6edf3;
    --text-secondary: #8b949e;
    --text-muted: #484f58;

    /* Borders */
    --border: #30363d;
    --border-light: #21262d;

    /* Accents */
    --accent: #58a6ff;
    --accent-hover: #79c0ff;
    --green: #00c853;
    --green-dim: #0a3d1f;
    --red: #ff1744;
    --red-dim: #4a0e15;
    --yellow: #d29922;
    --yellow-dim: #3d2e00;
    --purple: #bc8cff;
    --orange: #f0883e;

    /* Chart */
    --chart-line: #58a6ff;
    --chart-benchmark: #8b949e;

    /* Sizing */
    --radius: 6px;
    --radius-lg: 8px;
    --panel-padding: 16px;
    --gap: 12px;

    /* Font */
    --font-mono: 'SF Mono', 'Cascadia Code', 'Fira Code', 'Consolas', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

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

body {
    font-family: var(--font-sans);
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); text-decoration: underline; }

/* ---- Top Bar ---- */
.top-bar {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 10px 20px;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
    font-family: var(--font-mono);
}

.session-selector {
    display: flex;
    align-items: center;
    gap: 8px;
}

.session-selector select {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 6px 10px;
    font-size: 13px;
    cursor: pointer;
    min-width: 220px;
}

.header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-nav a {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
}
.header-nav a:hover { color: var(--text-primary); text-decoration: none; }

.sim-time-small {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
}

/* ---- Badges ---- */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge--idle { background: var(--bg-tertiary); color: var(--text-muted); }
.badge--active { background: var(--green-dim); color: var(--green); }
.badge--created { background: var(--bg-tertiary); color: var(--accent); }
.badge--paused { background: var(--yellow-dim); color: var(--yellow); }
.badge--completed { background: var(--bg-tertiary); color: var(--text-secondary); }
.badge--frozen { background: var(--bg-tertiary); color: var(--accent); }
.badge--stepping { background: var(--yellow-dim); color: var(--yellow); }
.badge--continuous { background: var(--green-dim); color: var(--green); }

/* ---- Main Grid ---- */
.grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
    gap: var(--gap);
    padding: var(--gap);
    max-width: 1600px;
    margin: 0 auto;
}

.overview-panel { grid-column: 1 / -1; }
.chart-panel { grid-column: 1 / -1; }
.positions-panel { grid-column: 1 / -1; }
.orders-panel { grid-column: 1 / -1; }
.trace-panel { grid-column: 1; }
.plugins-panel { grid-column: 2; }

/* ---- Panel ---- */
.panel {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--panel-padding);
}

.panel-title {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 12px;
}

/* ---- Overview ---- */
.overview-grid {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 12px;
}

.stat-card {
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
    padding: 12px 16px;
    min-width: 150px;
    flex: 1;
}

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

.stat-label {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.stat-value {
    font-family: var(--font-mono);
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-sub {
    font-family: var(--font-mono);
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

/* ---- Clock Controls ---- */
.clock-controls {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-top: 12px;
    border-top: 1px solid var(--border-light);
}

.clock-mode-label {
    font-size: 12px;
    color: var(--text-secondary);
    font-weight: 600;
}

.control-group {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-left: auto;
}

.btn {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 5px 12px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

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

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

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

.select-sm {
    background: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 5px 8px;
    font-size: 12px;
    cursor: pointer;
}

/* ---- Chart ---- */
.chart-container {
    width: 100%;
    height: 320px;
    border-radius: var(--radius);
    overflow: hidden;
}

/* ---- Data Tables ---- */
.table-wrap {
    overflow-x: auto;
}

.table-wrap.scrollable {
    max-height: 320px;
    overflow-y: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

.data-table thead th {
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    color: var(--text-secondary);
    font-weight: 600;
    text-align: left;
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    z-index: 1;
}

.data-table tbody td {
    padding: 8px 12px;
    border-bottom: 1px solid var(--border-light);
    font-family: var(--font-mono);
    font-size: 12px;
}

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

.empty-row td {
    text-align: center;
    color: var(--text-muted);
    padding: 24px;
}

/* P&L coloring */
.pnl-positive { color: var(--green); }
.pnl-negative { color: var(--red); }

/* Side coloring */
.side-buy { color: var(--green); font-weight: 600; }
.side-sell { color: var(--red); font-weight: 600; }

/* Status coloring */
.status-filled { color: var(--green); }
.status-pending { color: var(--yellow); }
.status-cancelled { color: var(--text-muted); }
.status-rejected { color: var(--red); }

/* Reasoning toggle */
.reasoning-toggle {
    color: var(--accent);
    cursor: pointer;
    font-family: var(--font-sans);
    font-size: 12px;
}

.reasoning-toggle:hover { text-decoration: underline; }

.reasoning-content {
    display: none;
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    margin-top: 4px;
    font-family: var(--font-sans);
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.5;
    max-width: 500px;
}

.reasoning-content.expanded { display: block; }

/* ---- Trace Feed ---- */
.trace-feed {
    max-height: 400px;
    overflow-y: auto;
}

.trace-entry {
    display: flex;
    gap: 10px;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-light);
}

.trace-entry:last-child { border-bottom: none; }

.trace-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    font-weight: 700;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
}

.trace-icon--search { color: var(--accent); }
.trace-icon--trade { color: var(--green); }
.trace-icon--clock { color: var(--yellow); }
.trace-icon--price { color: var(--purple); }
.trace-icon--filing { color: var(--text-secondary); }
.trace-icon--economic { color: var(--orange); }

.trace-body { flex: 1; min-width: 0; }

.trace-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 2px;
}

.trace-type {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
}

.trace-time {
    font-size: 11px;
    font-family: var(--font-mono);
    color: var(--text-muted);
}

.trace-summary {
    font-size: 12px;
    color: var(--text-secondary);
    line-height: 1.4;
}

.trace-details {
    display: none;
    margin-top: 6px;
    padding: 8px;
    background: var(--bg-tertiary);
    border-radius: var(--radius);
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
    white-space: pre-wrap;
    word-break: break-word;
}

.trace-details.expanded { display: block; }

.trace-expand {
    color: var(--accent);
    cursor: pointer;
    font-size: 11px;
    margin-top: 4px;
    display: inline-block;
}

.trace-expand:hover { text-decoration: underline; }

/* ---- Plugin Cards ---- */
.plugin-cards {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.plugin-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 14px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-light);
    border-radius: var(--radius);
}

.plugin-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.plugin-status-dot--ok { background: var(--green); }
.plugin-status-dot--degraded { background: var(--yellow); }
.plugin-status-dot--error { background: var(--red); }
.plugin-status-dot--rate-limited { background: var(--yellow); }

.plugin-info { flex: 1; min-width: 0; }

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

.plugin-type {
    font-size: 11px;
    color: var(--text-muted);
}

.plugin-message {
    font-size: 11px;
    color: var(--text-secondary);
    margin-top: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.plugin-meta {
    flex-shrink: 0;
    text-align: right;
}

.plugin-latency {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-muted);
}

.plugin-rate {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--text-secondary);
}

/* ---- Empty State ---- */
.empty-state {
    text-align: center;
    color: var(--text-muted);
    padding: 24px;
    font-size: 13px;
}

/* ---- Scrollbar ---- */
.scrollable::-webkit-scrollbar,
.trace-feed::-webkit-scrollbar {
    width: 6px;
}

.scrollable::-webkit-scrollbar-track,
.trace-feed::-webkit-scrollbar-track {
    background: transparent;
}

.scrollable::-webkit-scrollbar-thumb,
.trace-feed::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 3px;
}

.scrollable::-webkit-scrollbar-thumb:hover,
.trace-feed::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* ============================================================
   Leaderboard Styles
   ============================================================ */

.page-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border);
}

.page-title {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-primary);
}

.page-subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 4px;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.leaderboard-table thead th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    text-align: left;
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.leaderboard-table tbody td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border-light);
    font-size: 13px;
}

.leaderboard-table tbody tr:hover {
    background: var(--bg-hover);
}

.rank-cell {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 14px;
    color: var(--text-primary);
    width: 50px;
    text-align: center;
}

.rank-cell--gold { color: #ffd700; }
.rank-cell--silver { color: #c0c0c0; }
.rank-cell--bronze { color: #cd7f32; }

.agent-name {
    font-weight: 600;
    color: var(--text-primary);
}

.model-tag {
    font-size: 11px;
    color: var(--text-muted);
    margin-top: 2px;
}

.score-cell {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 16px;
    color: var(--accent);
}

.sparkline-cell {
    width: 120px;
}

.sparkline-cell canvas {
    display: block;
}

.strategy-tag {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 500;
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--border-light);
}

.stat-cell {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--text-secondary);
}

.leaderboard-empty {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
    font-size: 15px;
}

.leaderboard-loading {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
    font-size: 14px;
}

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

    .trace-panel,
    .plugins-panel {
        grid-column: 1;
    }

    .overview-grid {
        flex-wrap: wrap;
    }

    .stat-card {
        min-width: 120px;
    }

    .leaderboard-table {
        font-size: 12px;
    }

    .sparkline-cell {
        display: none;
    }
}

@media (max-width: 640px) {
    .top-bar {
        flex-wrap: wrap;
        gap: 8px;
        padding: 8px 12px;
    }

    .session-selector select {
        min-width: 160px;
    }

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

    .control-group {
        margin-left: 0;
    }

    .stat-card {
        min-width: 100px;
    }

    .page-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}