/* QuantLab LEAN Dashboard - Professional Dark Theme */

:root {
    --bg-primary: #0d1117;
    --bg-secondary: #161b22;
    --bg-tertiary: #21262d;
    --text-primary: #e6edf3;
    --text-muted: #9198a1;
    --border-color: #30363d;
    --primary: #58a6ff;
    --success: #3fb950;
    --warning: #e3b341;
    --danger: #f85149;
}

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

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    font-size: 15px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Navbar */
.navbar {
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 24px;
}

.navbar-brand {
    color: var(--text-primary);
    font-size: 18px;
    font-weight: 600;
}

.navbar-brand:hover {
    color: var(--text-primary);
}

.nav-link {
    color: var(--text-muted);
    font-size: 14px;
    font-weight: 500;
    padding: 8px 14px;
    transition: color 0.15s ease;
    cursor: pointer;
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link.active {
    color: var(--primary);
    font-weight: 500;
}

/* Cards */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    margin-bottom: 16px;
}

.card-header {
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
    font-weight: 600;
    padding: 12px 18px;
    color: var(--text-primary);
}

.card-body {
    padding: 16px;
}

/* Metric Cards */
.metric-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 20px;
    text-align: center;
}

.metric-value {
    font-size: 32px;
    font-weight: 700;
    margin: 10px 0;
    color: var(--text-primary);
}

.metric-label {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
}

.metric-subtitle {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 6px;
}

/* Strategy Row */
.strategy-row {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 16px;
    margin-bottom: 12px;
    transition: border-color 0.2s;
}

.strategy-row:hover {
    border-color: var(--primary);
}

.strategy-name {
    font-size: 17px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.strategy-metrics {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.strategy-metric {
    display: flex;
    flex-direction: column;
}

.strategy-metric-label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    font-weight: 600;
}

.strategy-metric-value {
    font-size: 16px;
    font-weight: 700;
    margin-top: 4px;
    color: var(--text-primary);
}

/* Badges */
.badge {
    font-size: 11px;
    font-weight: 600;
    padding: 5px 10px;
    border-radius: 4px;
    letter-spacing: 0.3px;
}

.badge-success {
    background-color: var(--success);
    color: #000;
}

.badge-warning {
    background-color: var(--warning);
    color: #000;
}

.badge-danger {
    background-color: var(--danger);
    color: #fff;
}

.badge-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-muted);
}

/* Buttons */
.btn {
    font-size: 14px;
    font-weight: 500;
    padding: 8px 18px;
    border-radius: 6px;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background-color: #4a8fd9;
}

.btn-outline-primary {
    background-color: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
}

.btn-outline-primary:hover {
    background-color: var(--primary);
    color: var(--bg-primary);
}

.btn-sm {
    font-size: 13px;
    font-weight: 500;
    padding: 6px 14px;
}

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

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

thead {
    background-color: var(--bg-tertiary);
}

th {
    color: var(--text-primary);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    padding: 14px;
    text-align: left;
    font-weight: 700;
}

td {
    padding: 14px;
    border-top: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-primary);
}

tr:hover {
    background-color: var(--bg-tertiary);
}

/* Forms */
.form-label {
    font-size: 13px;
    color: var(--text-primary);
    margin-bottom: 8px;
    display: block;
    font-weight: 500;
}

.form-control, .form-select {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    font-size: 14px;
    padding: 10px 14px;
    border-radius: 6px;
    width: 100%;
}

.form-control:focus, .form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(88, 166, 255, 0.2);
}

/* Alerts */
.alert {
    padding: 14px 18px;
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 14px;
    line-height: 1.5;
}

.alert-success {
    background-color: rgba(63, 185, 80, 0.15);
    border: 1px solid var(--success);
    color: var(--success);
}

.alert-warning {
    background-color: rgba(210, 153, 34, 0.15);
    border: 1px solid var(--warning);
    color: var(--warning);
}

.alert-danger {
    background-color: rgba(248, 81, 73, 0.15);
    border: 1px solid var(--danger);
    color: var(--danger);
}

/* Log Output */
.log-output {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 14px;
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    line-height: 1.6;
    max-height: 400px;
    overflow-y: auto;
    white-space: pre-wrap;
}

.log-line {
    margin-bottom: 6px;
    color: var(--text-primary);
}

.log-timestamp {
    color: var(--text-muted);
    font-weight: 600;
}

/* Utilities */
.text-success { color: var(--success); font-weight: 600; }
.text-warning { color: var(--warning); font-weight: 600; }
.text-danger { color: var(--danger); font-weight: 600; }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--primary); font-weight: 600; }

.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }

.d-flex { display: flex; }
.justify-content-between { justify-content: space-between; }
.align-items-center { align-items: center; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
    body {
        font-size: 14px;
    }
    
    .strategy-metrics {
        gap: 12px;
    }
    
    .metric-value {
        font-size: 28px;
    }
    
    h4 {
        font-size: 20px;
    }
    
    .strategy-name {
        font-size: 16px;
    }
}

/* Additional Typography */
h4 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

h5 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 8px;
}

h6 {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.small, small {
    font-size: 13px !important;
    line-height: 1.5;
}

pre, code {
    font-family: 'Consolas', 'Monaco', 'Courier New', monospace;
    font-size: 13px;
    background-color: var(--bg-tertiary);
    padding: 2px 6px;
    border-radius: 3px;
}

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

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