/* ==================== Variables ==================== */
:root {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    --accent-primary: #6366f1;
    --accent-secondary: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --border: #475569;
    --radius: 0.75rem;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
}

/* ==================== Layout ==================== */
.app {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem;
}

/* ==================== Header ==================== */
.header {
    margin-bottom: 1.5rem;
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, #fff, #a5b4fc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.mode-badge {
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
}

.mode-badge.dev {
    background: linear-gradient(135deg, #9333ea, #7c3aed);
}

.mode-badge.prod {
    background: linear-gradient(135deg, #059669, #10b981);
}

.mode-badge.paper {
    background: linear-gradient(135deg, #d97706, #f59e0b);
}

/* ==================== Stats Bar ==================== */
.stats-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--bg-secondary), var(--bg-tertiary));
    padding: 1.25rem;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    text-align: center;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    margin-top: 0.25rem;
}

.stat-value .profit,
.profit {
    color: var(--success);
}

.stat-value .loss,
.loss {
    color: var(--danger);
}

.stat-value small {
    font-size: 0.75rem;
    font-weight: 500;
}

.stat-card-wide {
    grid-column: span 1;
}

.stat-breakdown {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.breakdown-row {
    display: flex;
    justify-content: space-between;
    padding: 0.15rem 0;
    border-top: 1px solid var(--border);
}

.breakdown-row:first-child {
    border-top: none;
    margin-top: 0.25rem;
}

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

.breakdown-value {
    color: var(--text-primary);
}

.breakdown-value small {
    font-size: 0.65rem;
}

/* ==================== Tabs ==================== */
.tabs {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    overflow-x: auto;
    padding-bottom: 0.5rem;
}

.tab {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.75rem 1.25rem;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s;
    white-space: nowrap;
}

.tab:hover {
    background: var(--bg-tertiary);
    color: var(--text-primary);
}

.tab.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    border-color: transparent;
    color: white;
}

/* ==================== Tab Content ==================== */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.tab-content h2 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* ==================== Cards ==================== */
.card {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    margin-bottom: 1rem;
}

.card h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* ==================== Forms ==================== */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-primary);
}

.form-group input::placeholder {
    color: var(--text-muted);
}

/* ==================== Buttons ==================== */
.btn {
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
    border: none;
}

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

.btn-primary:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.4);
}

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

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

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
}

.btn-sm {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
}

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

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

th,
td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    color: var(--text-primary);
    font-size: 0.875rem;
}

tr:hover td {
    background: rgba(99, 102, 241, 0.05);
}

/* ==================== Status Badges ==================== */
.status {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 1rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.status.success,
.status.paper,
.status.dev {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
}

.status.failed {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

.status.skipped {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}

/* ==================== Profit/Loss Colors ==================== */
.profit {
    color: #34d399;
}

.loss {
    color: #f87171;
}

/* ==================== Two Column Layout ==================== */
.two-column {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 1rem;
}

@media (max-width: 900px) {
    .two-column {
        grid-template-columns: 1fr;
    }
}

/* ==================== Leaders List ==================== */
.leaders-list {
    max-height: 400px;
    overflow-y: auto;
}

.leader-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: var(--bg-tertiary);
    border-radius: 0.5rem;
    margin-bottom: 0.75rem;
}

.leader-info h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
}

.leader-info p {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-family: monospace;
}

.leader-info .capital {
    color: var(--text-muted);
    margin-top: 0.25rem;
}

.leader-actions {
    display: flex;
    gap: 0.5rem;
}

.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: 0.5rem;
}

.status-dot.active {
    background: var(--success);
}

.status-dot.inactive {
    background: var(--danger);
}

/* ==================== Bulk Actions ==================== */
.bulk-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* ==================== Filters ==================== */
.filters {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.filters select {
    padding: 0.5rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 0.875rem;
}

/* ==================== Time Period Tabs ==================== */
.time-period-tabs {
    display: flex;
    gap: 0.25rem;
    background: var(--bg-tertiary);
    padding: 0.25rem;
    border-radius: 0.5rem;
}

.period-btn {
    padding: 0.5rem 1rem;
    border: none;
    background: transparent;
    color: var(--text-secondary);
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 0.375rem;
    transition: all 0.2s;
}

.period-btn:hover {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.1);
}

.period-btn.active {
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    color: white;
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.3);
}

/* ==================== Settings ==================== */
.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.setting-item {
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 0.5rem;
}

.setting-item .label {
    color: var(--text-secondary);
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 0.25rem;
}

.setting-item .value {
    font-size: 1rem;
    font-weight: 600;
}

.reference-content {
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    line-height: 2;
}

.reference-content code {
    background: var(--bg-primary);
    padding: 0.25rem 0.5rem;
    border-radius: 0.25rem;
    font-family: monospace;
    color: var(--accent-primary);
}

/* ==================== Leader Win Rate Details = [NEW] ==================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
    padding: 1.5rem;
}

.stat-box {
    background: var(--bg-tertiary);
    padding: 1.25rem;
    border-radius: 0.75rem;
    text-align: center;
    border: 1px solid var(--border);
    transition: transform 0.2s;
}

.stat-box:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
}

.stat-box .label {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
}

.stat-box .value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.stat-box .value.success {
    color: #34d399;
}

.stat-box .value.failed {
    color: #f87171;
}

#win-rate-details-content {
    flex-shrink: 0;
}

#win-rate-positions-list {
    overflow-y: auto;
    flex-grow: 1;
    padding: 0 1.5rem 1.5rem 1.5rem;
}

.details-link {
    text-decoration: none;
    font-size: 0.9rem;
    margin-left: 4px;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.details-link:hover {
    opacity: 1;
}

#win-rate-details-content {
    border-bottom: 1px solid var(--border);
}

#win-rate-positions-list {
    padding: 0 1.5rem 1.75rem 1.5rem;
}

#win-rate-positions-list h4 {
    margin-bottom: 1rem;
    font-size: 1rem;
}

/* ==================== Loading & Empty States ==================== */
.loading {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem;
}

.empty {
    text-align: center;
    color: var(--text-muted);
    padding: 2rem;
}

/* ==================== Toast Notifications ==================== */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    padding: 1rem 1.5rem;
    border-radius: var(--radius);
    color: white;
    font-weight: 500;
    z-index: 1000;
    animation: slideIn 0.3s ease;
}

.toast.success {
    background: var(--success);
}

.toast.error {
    background: var(--danger);
}

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

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ==================== Modal ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
    animation: fadeIn 0.2s ease;
}

.modal-content {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;
    width: 100%;
    max-width: 480px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
    animation: slideUp 0.3s ease;
}

#win-rate-modal .modal-content {
    max-width: 750px;
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }

    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 1.5rem;
    border-bottom: 1px solid var(--border);
}

.modal-header h3 {
    margin: 0;
    font-size: 1.125rem;
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.2s;
}

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

.modal form {
    padding: 1.5rem;
}

.modal-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

/* ==================== Leader Preview Stats ==================== */
.leader-preview {
    margin-top: 1rem;
}

.stats-preview {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem;
    background: var(--bg-tertiary);
    padding: 1rem;
    border-radius: 0.5rem;
}

.stats-preview .stat-item {
    text-align: center;
}

.stats-preview .stat-item .label {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-bottom: 0.25rem;
}

/* ==================== Leaderboard Styles ==================== */
.search-input {
    flex: 1;
    min-width: 200px;
    padding: 0.75rem 1rem;
    background: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-size: 0.875rem;
}

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

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

.trader-info {
    display: flex;
    flex-direction: column;
    gap: 0.125rem;
}

.trader-info strong {
    color: var(--text-primary);
}

.trader-info small {
    color: var(--text-muted);
    font-family: monospace;
    font-size: 0.7rem;
}

/* ==================== Rank Badges ==================== */
.rank-badge {
    display: inline-block;
    padding: 0.25rem 0.5rem;
    border-radius: 0.375rem;
    font-size: 0.75rem;
    font-weight: 600;
}

.rank-badge.rank-1 {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #1a1a1a;
}

.rank-badge.rank-2 {
    background: linear-gradient(135deg, #e5e7eb, #9ca3af);
    color: #1a1a1a;
}

.rank-badge.rank-3 {
    background: linear-gradient(135deg, #d97706, #b45309);
    color: #fff;
}

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

/* ==================== Profit/Loss Colors ==================== */
.profit {
    color: #34d399;
    font-weight: 600;
}

.loss {
    color: #f87171;
    font-weight: 600;
}

td.profit,
td.loss {
    font-family: 'Inter', monospace;
}

/* ==================== Backtest Styles ==================== */
.backtest-summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
}

.backtest-stat {
    background: var(--bg-tertiary);
    padding: 1.25rem;
    border-radius: 0.75rem;
    text-align: center;
    border: 1px solid var(--border);
    transition: transform 0.2s, border-color 0.2s;
}

.backtest-stat:hover {
    transform: translateY(-2px);
    border-color: var(--accent-primary);
}

.backtest-stat .value {
    font-size: 1.5rem;
    font-weight: 700;
    display: block;
    margin-bottom: 0.25rem;
}

.backtest-stat .value.positive {
    color: #34d399;
}

.backtest-stat .value.negative {
    color: #f87171;
}

.backtest-stat .label {
    color: var(--text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Backtest trade status badges */
.status.executed {
    background: rgba(16, 185, 129, 0.2);
    color: #34d399;
}

.status.skipped {
    background: rgba(245, 158, 11, 0.2);
    color: #fbbf24;
}

.status.stop-loss {
    background: rgba(239, 68, 68, 0.2);
    color: #f87171;
}

/* Loading spinner for backtest */
.backtest-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    color: var(--text-muted);
}

.backtest-loading::before {
    content: '';
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-right: 0.75rem;
}

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

/* Form small text */
.form-group small {
    display: block;
    margin-top: 0.25rem;
    font-size: 0.75rem;
}

/* Trade ID badge */
.trade-id {
    display: inline-block;
    padding: 0.15rem 0.4rem;
    background: var(--bg-tertiary);
    border-radius: 0.25rem;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
    font-family: 'Monaco', 'Menlo', monospace;
}

/* Heavy Bet Indicator */
.heavy-bet {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(239, 68, 68, 0.1)) !important;
    border-left: 3px solid var(--warning);
}

.heavy-bet-badge {
    display: inline-block;
    margin-left: 0.5rem;
    padding: 0.1rem 0.35rem;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    border-radius: 0.25rem;
    font-size: 0.65rem;
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    animation: heavy-bet-pulse 2s infinite;
}

@keyframes heavy-bet-pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.7; }
}

/* ==================== Danger Zone ==================== */
.danger-zone {
    border: 1px solid var(--danger);
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.05), rgba(239, 68, 68, 0.02));
}

.danger-zone h3 {
    color: var(--danger);
}

.danger-actions {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.danger-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 0.5rem;
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.danger-info {
    flex: 1;
    margin-right: 1rem;
}

.danger-info strong {
    display: block;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.danger-info p {
    color: var(--text-muted);
    font-size: 0.875rem;
    margin: 0;
}