:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-blue: #3b82f6;
    --accent-blue-dark: #2563eb;
    --accent-cyan: #06b6d4;
    --accent-green: #10b981;
    --accent-red: #ef4444;
    --accent-yellow: #f59e0b;
    --accent-purple: #8b5cf6;
    --border-color: #334155;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -1px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -2px rgba(0, 0, 0, 0.2);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: linear-gradient(135deg, var(--bg-primary) 0%, #0a0f1d 100%);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: var(--bg-card);
    border-radius: 12px;
    margin-bottom: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    flex-wrap: wrap;
    gap: 16px;
}

.header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-cyan));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.filter-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.filter-group label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.filter-group input,
.filter-group select {
    padding: 8px 12px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}

.filter-group input:hover,
.filter-group select:hover {
    border-color: var(--accent-blue);
}

.filter-group input:focus,
.filter-group select:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.2);
}

/* Buttons */
.btn-primary,
.btn-secondary {
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-blue), var(--accent-blue-dark));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(59, 130, 246, 0.4);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--accent-blue);
}

/* Navigation */
.nav-links {
    display: flex;
    gap: 12px;
}

.nav-link {
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
    transition: all 0.2s;
}

.nav-link:hover {
    transform: translateY(-1px);
}

/* Dashboard */
.dashboard {
    margin-bottom: 32px;
}

.dashboard h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.kpi-grid-overall {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.kpi-grid-secondary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

@media (max-width: 1024px) {
    .kpi-grid-secondary {
        grid-template-columns: 1fr;
    }
}

.kpi-card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
}

.kpi-header {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.kpi-stats {
    display: flex;
    gap: 20px;
}

.kpi-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

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

.kpi-value.positive {
    color: var(--accent-green);
}

.kpi-value.negative {
    color: var(--accent-red);
}

.kpi-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Today's Picks */
.todays-picks {
    margin-bottom: 32px;
}

.todays-picks h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.last-updated {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.table-section {
    margin-bottom: 24px;
}

.table-section h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
}

/* Tables */
.table-container {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow);
    overflow-x: auto;
}

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

th {
    background: var(--bg-tertiary);
    padding: 14px 16px;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 14px 16px;
    font-size: 0.875rem;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

tr:hover td {
    background: rgba(59, 130, 246, 0.05);
}

tr:last-child td {
    border-bottom: none;
}

/* Status badges */
.status {
    display: inline-flex;
    align-items: center;
    padding: 4px 10px;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-pending {
    background: rgba(245, 158, 11, 0.2);
    color: var(--accent-yellow);
}

.status-progress {
    background: rgba(59, 130, 246, 0.2);
    color: var(--accent-blue);
}

.status-final {
    background: rgba(139, 92, 246, 0.2);
    color: var(--accent-purple);
}

.status-graded {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

.status-win {
    background: rgba(16, 185, 129, 0.2);
    color: var(--accent-green);
}

.status-loss {
    background: rgba(239, 68, 68, 0.2);
    color: var(--accent-red);
}

.status-push {
    background: rgba(148, 163, 184, 0.2);
    color: var(--text-secondary);
}

/* Edge highlight */
.edge-high {
    color: var(--accent-green);
    font-weight: 600;
}

.edge-medium {
    color: var(--accent-yellow);
    font-weight: 600;
}

.edge-low {
    color: var(--text-secondary);
}

/* History */
.history {
    margin-bottom: 32px;
}

.history h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.history-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 20px;
    padding: 16px;
    background: var(--bg-card);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    align-items: center;
}

/* Profit/Result styling */
.profit-positive {
    color: var(--accent-green);
    font-weight: 600;
}

.profit-negative {
    color: var(--accent-red);
    font-weight: 600;
}

.profit-zero {
    color: var(--text-secondary);
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px;
    color: var(--text-muted);
    font-size: 0.875rem;
    border-top: 1px solid var(--border-color);
    margin-top: 40px;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

.empty-state-icon {
    font-size: 3rem;
    margin-bottom: 16px;
}

/* Loading state */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--bg-tertiary);
    border-top-color: var(--accent-blue);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 12px;
    }

    .header {
        flex-direction: column;
        align-items: stretch;
    }

    .header-right {
        justify-content: stretch;
    }

    .filter-group {
        flex: 1;
    }

    .filter-group input,
    .filter-group select {
        width: 100%;
    }

    .kpi-stats {
        flex-wrap: wrap;
    }

    .kpi-value {
        font-size: 1.25rem;
    }

    th,
    td {
        padding: 10px 12px;
        font-size: 0.8125rem;
    }

    .history-filters {
        flex-direction: column;
        align-items: stretch;
    }

    .history-filters .filter-group {
        width: 100%;
    }

    .history-filters .filter-group input,
    .history-filters .filter-group select {
        width: 100%;
    }
}

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

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

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

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