/* ArbitEngine Alpha — Dashboard Styles */

:root {
    --bg-primary: #0a0e17;
    --bg-secondary: #111827;
    --bg-card: #1a2035;
    --bg-card-hover: #1f2847;
    --border-color: #2a3555;
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-cyan: #06b6d4;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-amber: #f59e0b;
    --accent-purple: #8b5cf6;
    --bullish: #10b981;
    --bearish: #ef4444;
    --neutral: #f59e0b;
    --high-conviction: #06b6d4;
    --font-mono: 'SF Mono', 'Fira Code', 'Cascadia Code', monospace;
    --font-sans: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --radius: 8px;
    --shadow: 0 4px 24px rgba(0, 0, 0, 0.3);
}

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

html {
    font-size: 14px;
    scroll-behavior: smooth;
    overflow-x: hidden;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    width: 100%;
}

/* ── Layout ──────────────────────────────────────────────── */

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2rem;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-header h1 {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text-primary);
}

.app-header h1 span {
    color: var(--accent-cyan);
}

.header-meta {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.poll-status {
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

.btn-poll {
    background: var(--accent-blue);
    color: #fff;
    border: none;
    padding: 0.4rem 1rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.8rem;
    font-weight: 600;
    transition: background 0.2s;
}

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

.dashboard {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto auto auto;
    gap: 1rem;
    padding: 1.5rem 2rem;
    max-width: 1600px;
    margin: 0 auto;
    overflow: hidden;
}

/* ── Cards ───────────────────────────────────────────────── */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    transition: border-color 0.2s;
    overflow: hidden;
    min-width: 0;
}

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

.card-full {
    grid-column: 1 / -1;
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.card-title {
    font-size: 0.95rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-secondary);
}

.card-badge {
    font-size: 0.7rem;
    padding: 0.2rem 0.6rem;
    border-radius: 100px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-live {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.badge-algo {
    background: rgba(139, 92, 246, 0.15);
    color: var(--accent-purple);
    border: 1px solid rgba(139, 92, 246, 0.3);
}

/* ── Tables ──────────────────────────────────────────────── */

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.82rem;
}

.data-table th {
    text-align: left;
    padding: 0.5rem 0.75rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 0.7rem;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
}

.data-table td {
    padding: 0.6rem 0.75rem;
    border-bottom: 1px solid rgba(42, 53, 85, 0.4);
    white-space: nowrap;
}

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

.data-table .ticker {
    font-family: var(--font-mono);
    font-weight: 700;
    color: var(--accent-cyan);
}

.data-table .value {
    font-family: var(--font-mono);
    color: var(--text-primary);
}

.data-table .positive {
    color: var(--accent-green);
}

.data-table .negative {
    color: var(--accent-red);
}

/* ── Conviction & Signal Badges ──────────────────────────── */

.conviction-bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.conviction-fill {
    height: 6px;
    border-radius: 3px;
    background: var(--accent-blue);
    transition: width 0.4s ease;
}

.conviction-track {
    flex: 1;
    height: 6px;
    border-radius: 3px;
    background: rgba(59, 130, 246, 0.15);
    overflow: hidden;
}

.conviction-value {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 0.8rem;
    min-width: 3rem;
    text-align: right;
}

.signal-badge {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    border-radius: 100px;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.signal-HIGH_CONVICTION {
    background: rgba(6, 182, 212, 0.15);
    color: var(--high-conviction);
    border: 1px solid rgba(6, 182, 212, 0.3);
}

.signal-ACCUMULATING {
    background: rgba(16, 185, 129, 0.15);
    color: var(--accent-green);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.signal-STABLE {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.signal-REDUCING {
    background: rgba(239, 68, 68, 0.15);
    color: var(--accent-red);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.signal-BULLISH {
    background: rgba(16, 185, 129, 0.15);
    color: var(--bullish);
    border: 1px solid rgba(16, 185, 129, 0.3);
}

.signal-NEUTRAL {
    background: rgba(245, 158, 11, 0.15);
    color: var(--neutral);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.signal-BEARISH {
    background: rgba(239, 68, 68, 0.15);
    color: var(--bearish);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

/* ── Alerts Panel ────────────────────────────────────────── */

.alerts-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    max-height: 400px;
    overflow-y: auto;
}

.alert-item {
    padding: 0.75rem 1rem;
    border-radius: var(--radius);
    border-left: 3px solid;
    font-size: 0.82rem;
    line-height: 1.5;
}

.alert-HIGH {
    background: rgba(239, 68, 68, 0.08);
    border-left-color: var(--accent-red);
}

.alert-MEDIUM {
    background: rgba(245, 158, 11, 0.08);
    border-left-color: var(--accent-amber);
}

.alert-LOW {
    background: rgba(59, 130, 246, 0.08);
    border-left-color: var(--accent-blue);
}

.alert-type {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 0.2rem;
}

.alert-detail {
    color: var(--text-primary);
}

.alert-filer {
    font-weight: 700;
    color: var(--accent-cyan);
}

/* ── Sector Heatmap ──────────────────────────────────────── */

.heatmap-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.75rem;
}

.heatmap-cell {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1rem;
    transition: transform 0.15s, border-color 0.2s;
}

.heatmap-cell:hover {
    transform: translateY(-2px);
    border-color: var(--accent-blue);
}

.heatmap-sector {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
    margin-bottom: 0.6rem;
}

.heatmap-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.78rem;
    margin-bottom: 0.25rem;
}

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

.heatmap-value {
    font-family: var(--font-mono);
    font-weight: 600;
}

.heatmap-tickers {
    margin-top: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--accent-cyan);
}

/* ── Strategy Cards ──────────────────────────────────────── */

.strategy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 0.75rem;
}

.strategy-card {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 1rem;
}

.strategy-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
}

.strategy-ticker {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--accent-cyan);
}

.strategy-issuer {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.strategy-metrics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
    font-size: 0.78rem;
    margin-bottom: 0.75rem;
}

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

.strategy-metric-value {
    font-family: var(--font-mono);
    font-weight: 600;
    text-align: right;
}

.strategy-rationale {
    font-size: 0.75rem;
    color: var(--text-secondary);
    line-height: 1.5;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.confidence-bar {
    margin-top: 0.5rem;
    height: 4px;
    border-radius: 2px;
    background: rgba(59, 130, 246, 0.15);
    overflow: hidden;
}

.confidence-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.4s ease;
}

/* ── 13G Indicator ───────────────────────────────────────── */

.indicator-13g {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--accent-amber);
}

.indicator-13g::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent-amber);
    animation: pulse 1.5s infinite;
}

/* ── Streak indicator ────────────────────────────────────── */

.streak {
    font-family: var(--font-mono);
    font-weight: 700;
}

.streak-high {
    color: var(--accent-green);
}

.streak-mid {
    color: var(--accent-amber);
}

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

/* ── HTMX loading indicator ─────────────────────────────── */

.htmx-indicator {
    display: none;
}

.htmx-request .htmx-indicator {
    display: inline-block;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--border-color);
    border-top-color: var(--accent-cyan);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* ── Scrollbar ───────────────────────────────────────────── */

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

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

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-blue);
}

/* ── Tab navigation ──────────────────────────────────────── */

.tab-nav {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1rem;
}

.tab-btn {
    background: none;
    border: none;
    padding: 0.6rem 1.25rem;
    color: var(--text-muted);
    font-size: 0.82rem;
    font-weight: 600;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    transition: color 0.2s, border-color 0.2s;
}

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

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

/* ── Crypto Look-Through ─────────────────────────────────── */

.badge-crypto {
    background: rgba(245, 158, 11, 0.15);
    color: var(--accent-amber);
    border: 1px solid rgba(245, 158, 11, 0.3);
}

.crypto-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
    margin-bottom: 1.25rem;
}

.crypto-stat {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 0.75rem 1rem;
}

.crypto-stat .stat-label {
    display: block;
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.3rem;
}

.crypto-stat .stat-value {
    display: block;
    font-size: 1.05rem;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--accent-cyan);
}

.stat-danger { color: var(--accent-red) !important; }
.stat-amber  { color: var(--accent-amber) !important; }

.crypto-content {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 1.5rem;
    align-items: start;
}

.donut-wrap {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.875rem;
}

.donut-chart {
    width: 160px;
    height: 160px;
    flex-shrink: 0;
}

.donut-center-value {
    font-family: var(--font-mono);
    font-size: 17px;
    font-weight: 700;
    fill: var(--text-primary);
}

.donut-center-label {
    font-size: 11px;
    fill: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.donut-legend {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
    width: 100%;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.filer-btc-summary {
    display: flex;
    gap: 1.25rem;
    width: 100%;
    padding-top: 0.75rem;
    border-top: 1px solid var(--border-color);
}

.filer-btc-item {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
}

.filer-btc-name {
    font-size: 0.68rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.filer-btc-value {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--accent-amber);
}

.liquidation-alert {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    background: rgba(239, 68, 68, 0.08);
    border: 1px solid rgba(239, 68, 68, 0.35);
    border-radius: var(--radius);
    padding: 0.875rem 1rem;
    margin-bottom: 1rem;
}

.liquidation-alert-icon {
    font-size: 1.1rem;
    flex-shrink: 0;
    color: var(--accent-red);
    line-height: 1.4;
}

.liquidation-alert-text {
    font-size: 0.82rem;
    color: var(--accent-red);
    font-weight: 700;
    letter-spacing: 0.03em;
    margin-bottom: 0.25rem;
}

.liquidation-alert-detail {
    font-size: 0.78rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.accent-amber { color: var(--accent-amber); }

.loading-state {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--text-muted);
    font-size: 0.82rem;
    padding: 1.5rem 0;
}

/* ── Mobile-first table wrapper ──────────────────────────── */

.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    width: 100%;
}

/* ── Responsive ──────────────────────────────────────────── */

@media (max-width: 1024px) {
    .dashboard {
        grid-template-columns: 1fr;
        padding: 1rem;
    }
    .card-full {
        grid-column: 1;
    }
    .strategy-grid {
        grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    }
    .crypto-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    .crypto-content {
        grid-template-columns: 1fr;
    }
    .donut-wrap {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    html {
        font-size: 13px;
    }

    .app-header {
        flex-direction: column;
        gap: 0.75rem;
        padding: 0.75rem 1rem;
    }

    .app-header h1 {
        font-size: 1.1rem;
    }

    .header-meta {
        flex-wrap: wrap;
        justify-content: center;
        gap: 0.6rem;
        font-size: 0.75rem;
    }

    .dashboard {
        padding: 0.5rem;
        gap: 0.6rem;
    }

    .card {
        padding: 0.75rem;
        border-radius: 6px;
    }

    .card-header {
        flex-wrap: wrap;
        gap: 0.4rem;
        margin-bottom: 0.6rem;
        padding-bottom: 0.5rem;
    }

    .card-title {
        font-size: 0.8rem;
    }

    /* Touch-friendly buttons */
    .btn-poll {
        padding: 0.5rem 1.25rem;
        font-size: 0.85rem;
        min-height: 44px;
    }

    .tab-btn {
        padding: 0.6rem 1rem;
        min-height: 44px;
        font-size: 0.8rem;
    }

    /* Tables: card-style rows on mobile */
    .data-table {
        font-size: 0.75rem;
    }

    .data-table th,
    .data-table td {
        padding: 0.4rem 0.5rem;
    }

    .data-table th {
        font-size: 0.6rem;
    }

    /* Conviction bar compact */
    .conviction-value {
        font-size: 0.7rem;
        min-width: 2.5rem;
    }

    .signal-badge {
        font-size: 0.6rem;
        padding: 0.1rem 0.4rem;
    }

    /* Strategy cards single column */
    .strategy-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .strategy-card {
        padding: 0.75rem;
    }

    .strategy-ticker {
        font-size: 1rem;
    }

    .strategy-metrics {
        font-size: 0.75rem;
        gap: 0.3rem;
    }

    /* Heatmap single column */
    .heatmap-grid {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }

    .heatmap-cell {
        padding: 0.75rem;
    }

    /* Alerts */
    .alerts-list {
        max-height: 300px;
        gap: 0.4rem;
    }

    .alert-item {
        padding: 0.6rem 0.75rem;
        font-size: 0.78rem;
    }

    .alert-type {
        font-size: 0.6rem;
    }
}

@media (max-width: 380px) {
    html {
        font-size: 12px;
    }

    .dashboard {
        padding: 0.35rem;
    }

    .app-header h1 {
        font-size: 1rem;
    }

    .header-meta {
        font-size: 0.7rem;
    }

    .card {
        padding: 0.5rem;
    }
}