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

:root {
    --bg-primary: #0f0f23;
    --bg-secondary: #0a0a1a;
    --bg-card: #16213e;
    --bg-card-hover: #1a2744;
    --border: #2a3a5c;
    --border-light: #1e2d4a;
    --text-primary: #e0e0e0;
    --text-secondary: #8892a4;
    --text-muted: #5a6478;
    --green: #00d4aa;
    --green-bg: rgba(0,212,170,0.1);
    --red: #ff4757;
    --red-bg: rgba(255,71,87,0.1);
    --gold: #ffd700;
    --blue: #4a9eff;
    --blue-bg: rgba(74,158,255,0.1);
    --orange: #ff9f43;
    --accent: #4a9eff;
    --accent-bg: rgba(74,158,255,0.1);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

html { scroll-behavior: smooth; }

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

/* ── Loading ── */
.loading-overlay {
    position: fixed; inset: 0; background: var(--bg-primary);
    display: flex; align-items: center; justify-content: center;
    z-index: 1000; transition: opacity 0.4s;
}
.loading-overlay.hidden { opacity: 0; pointer-events: none; }
.spinner {
    width: 36px; height: 36px;
    border: 3px solid var(--border); border-top-color: var(--accent);
    border-radius: 50%; animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Header ── */
.header-bar {
    position: sticky; top: 0; z-index: 100;
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--accent);
    box-shadow: 0 2px 20px rgba(74,158,255,0.15);
}
.header-top {
    display: flex; align-items: center;
    justify-content: space-between;
    padding: 10px 20px; flex-wrap: wrap; gap: 8px;
}
.header-left { display: flex; align-items: center; gap: 12px; }
.header-left h1 { font-size: 1.1rem; font-weight: 700; letter-spacing: -0.02em; }
.badge-paper {
    background: var(--accent); color: #000;
    padding: 2px 8px; border-radius: 3px;
    font-size: 0.6rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.05em;
}
.badge-live {
    background: var(--green); color: #000;
    padding: 2px 6px; border-radius: 3px;
    font-size: 0.58rem; font-weight: 700;
    animation: pulse-live 2s infinite;
}
@keyframes pulse-live { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

.header-right {
    display: flex; align-items: center; gap: 14px;
    font-size: 0.75rem; color: var(--text-secondary);
}
.nav-link {
    color: var(--text-muted); text-decoration: none;
    font-size: 0.7rem; padding: 2px 8px;
    border: 1px solid rgba(255,255,255,0.15); border-radius: 3px;
    transition: all 0.2s;
}
.nav-link:hover { color: var(--accent); border-color: var(--accent); }

/* ── Quick Stats Bar ── */
.quick-stats {
    display: grid; grid-template-columns: repeat(5, 1fr);
    gap: 1px; background: var(--border-light);
    border-top: 1px solid var(--border-light);
}
.qs-item {
    background: var(--bg-secondary);
    padding: 8px 14px; text-align: center;
    transition: background 0.2s;
}
.qs-item:hover { background: #0e0e20; }
.qs-label {
    font-size: 0.6rem; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 2px;
}
.qs-value { font-size: 1rem; font-weight: 700; letter-spacing: -0.02em; }

.positive { color: var(--green); }
.negative { color: var(--red); }
.neutral { color: var(--text-secondary); }

/* ── Strategy Bar ── */
.strategy-bar {
    background: var(--accent-bg); border: 1px solid rgba(74,158,255,0.2);
    border-radius: 8px; padding: 8px 16px; margin-bottom: 20px;
    font-size: 0.75rem; color: var(--text-secondary);
    display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
}
.strategy-bar strong { color: var(--accent); }

/* ── Container ── */
.container { max-width: 1440px; margin: 0 auto; padding: 20px 16px; }

/* ── Section ── */
.section { margin-bottom: 28px; }
.section-title {
    font-size: 0.85rem; font-weight: 600;
    text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--text-secondary); margin-bottom: 12px;
    padding-bottom: 8px; border-bottom: 1px solid var(--border);
    display: flex; align-items: center; gap: 8px;
}
.section-title .icon { font-size: 1rem; }

/* ── Tables ── */
.table-wrapper {
    overflow-x: auto; border: 1px solid var(--border);
    border-radius: 8px; background: var(--bg-card);
}
table { width: 100%; border-collapse: collapse; font-size: 0.8rem; }
th {
    background: #111128; color: var(--text-muted);
    font-weight: 600; font-size: 0.68rem;
    text-transform: uppercase; letter-spacing: 0.05em;
    padding: 9px 10px; text-align: left; white-space: nowrap;
    border-bottom: 1px solid var(--border);
}
th.sortable { cursor: pointer; user-select: none; transition: color 0.2s; }
th.sortable:hover { color: var(--accent); }
th.sortable.active { color: var(--text-primary); }
.sort-arrow { font-size: 0.55rem; margin-left: 2px; opacity: 0.35; }
th.sortable.active .sort-arrow { opacity: 1; color: var(--accent); }
td {
    padding: 7px 10px;
    border-bottom: 1px solid rgba(42,58,92,0.4);
    white-space: nowrap;
}
tr:hover td { background: rgba(255,255,255,0.015); }

.badge {
    display: inline-block; padding: 2px 7px; border-radius: 3px;
    font-size: 0.65rem; font-weight: 600; text-transform: uppercase;
}
.badge-long { background: rgba(0,212,170,0.15); color: var(--green); }
.badge-short { background: rgba(255,71,87,0.15); color: var(--red); }

.empty-state {
    text-align: center; padding: 28px 16px;
    color: var(--text-muted); font-size: 0.82rem;
}
.empty-state .icon { font-size: 1.6rem; margin-bottom: 6px; display: block; }

/* ── SL Status ── */
.sl-original { color: var(--red); font-weight: 600; }
.sl-be { color: var(--gold); font-weight: 600; }
.sl-tp1 { color: var(--green); font-weight: 600; }

/* ── Outcome badges ── */
.outcome-tp3 { color: var(--green); font-weight: 700; }
.outcome-sl-be { color: var(--gold); font-weight: 600; }
.outcome-sl-tp2 { color: var(--blue); font-weight: 600; }
.outcome-sl { color: var(--red); font-weight: 600; }

/* ── Filters & Pagination ── */
.filters { display: flex; gap: 6px; margin-bottom: 10px; flex-wrap: wrap; }
.filter-btn {
    background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text-secondary); padding: 5px 12px;
    border-radius: 5px; cursor: pointer;
    font-size: 0.74rem; font-family: var(--font); transition: all 0.2s;
}
.filter-btn:hover { border-color: var(--accent); color: var(--text-primary); }
.filter-btn.active { background: var(--accent); color: #fff; border-color: var(--accent); }

.pagination {
    display: flex; align-items: center; justify-content: center;
    gap: 8px; margin-top: 10px; font-size: 0.78rem;
}
.pagination button {
    background: var(--bg-card); border: 1px solid var(--border);
    color: var(--text-secondary); padding: 5px 10px;
    border-radius: 5px; cursor: pointer;
    font-family: var(--font); transition: all 0.2s;
}
.pagination button:hover { border-color: var(--accent); }
.pagination button:disabled { opacity: 0.3; cursor: default; }

/* ── Performance Cards ── */
.cards-row { display: grid; gap: 10px; }
.cards-row-4 { grid-template-columns: repeat(4, 1fr); }
.cards-row-6 { grid-template-columns: repeat(6, 1fr); }
.card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 8px; padding: 14px; transition: background 0.2s;
}
.card:hover { background: var(--bg-card-hover); }
.card-label {
    font-size: 0.65rem; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--text-muted); margin-bottom: 4px;
}
.card-value { font-size: 1.25rem; font-weight: 700; letter-spacing: -0.02em; }

/* ── Charts ── */
.charts-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.chart-card {
    background: var(--bg-card); border: 1px solid var(--border);
    border-radius: 8px; padding: 14px;
}
.chart-card h3 {
    font-size: 0.72rem; text-transform: uppercase;
    letter-spacing: 0.06em; color: var(--text-secondary); margin-bottom: 10px;
}
.chart-card canvas { width: 100% !important; max-height: 200px; }

/* ── Footer ── */
.footer {
    text-align: center; padding: 16px;
    color: var(--text-muted); font-size: 0.68rem;
    border-top: 1px solid var(--border); margin-top: 16px;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .quick-stats { grid-template-columns: repeat(3, 1fr); }
    .cards-row-4 { grid-template-columns: repeat(2, 1fr); }
    .cards-row-6 { grid-template-columns: repeat(3, 1fr); }
    .charts-grid { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .header-top { padding: 8px 12px; }
    .header-left h1 { font-size: 0.9rem; }
    .quick-stats { grid-template-columns: repeat(2, 1fr); }
    .qs-value { font-size: 0.85rem; }
    .cards-row-4, .cards-row-6 { grid-template-columns: 1fr 1fr; }
    .card-value { font-size: 1rem; }
    table { font-size: 0.7rem; }
    td, th { padding: 5px 7px; }
    .container { padding: 10px 8px; }
    .strategy-bar { font-size: 0.65rem; gap: 8px; }
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }