/* Natural Trading System — TradingView Widget Dashboard */
:root {
    --bg: #0a0e17;
    --bg-card: #111827;
    --bg-hover: #1a2332;
    --border: rgba(255,255,255,0.08);
    --text: #e2e8f0;
    --text-dim: #94a3b8;
    --accent: #00d395;
    --accent-dim: rgba(0,211,149,0.15);
    --red: #ef4444;
    --red-dim: rgba(239,68,68,0.15);
    --amber: #f59e0b;
    --radius: 12px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
}

* { margin:0; padding:0; box-sizing:border-box; }
html { font-size:15px; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    min-height: 100vh;
}

/* Header */
header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
}
.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 24px;
}
.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.1rem;
    white-space: nowrap;
}
.logo-icon { font-size: 1.4rem; }
nav { display: flex; gap: 4px; }
nav a {
    padding: 6px 16px;
    border-radius: 8px;
    text-decoration: none;
    color: var(--text-dim);
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.2s;
}
nav a:hover { color: var(--text); background: var(--bg-hover); }
nav a.active { color: var(--accent); background: var(--accent-dim); }
.header-meta { margin-left: auto; }
.last-updated {
    color: var(--text-dim);
    font-size: 0.8rem;
}

/* Main */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
}
.card h2 {
    font-size: 1.15rem;
    margin-bottom: 8px;
    display: flex;
    align-items: center;
    gap: 8px;
}
.section-note {
    color: var(--text-dim);
    font-size: 0.8rem;
    margin-bottom: 16px;
}

/* Loading */
.loading {
    color: var(--text-dim);
    text-align: center;
    padding: 40px 0;
}

/* Morning Brief Grid */
.brief-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 16px;
}
.brief-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
}
.brief-card .pair-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 8px;
}
.brief-card .price {
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 4px;
}
.brief-card .trend {
    display: inline-block;
    padding: 2px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
}
.trend-long { background: var(--accent-dim); color: var(--accent); }
.trend-short { background: var(--red-dim); color: var(--red); }
.trend-neutral { background: rgba(245,158,11,0.15); color: var(--amber); }
.brief-card .detail-row {
    display: flex;
    justify-content: space-between;
    padding: 4px 0;
    font-size: 0.85rem;
    color: var(--text-dim);
}
.brief-card .detail-row .val { color: var(--text); font-weight: 500; }

/* Chart Grid — 3 TradingView widgets */
.chart-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 20px;
}
.chart-widget-wrap {
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
}
.chart-label {
    background: var(--bg);
    padding: 10px 16px;
    font-weight: 700;
    font-size: 0.95rem;
    border-bottom: 1px solid var(--border);
}
.tradingview-widget-container {
    height: 480px;
    width: 100%;
    position: relative;
}
.tradingview-widget-container > div {
    height: 100%;
    width: 100%;
}
.tradingview-widget-container iframe {
    display: block;
}

/* Footer */
footer {
    text-align: center;
    padding: 24px;
    color: var(--text-dim);
    font-size: 0.8rem;
    border-top: 1px solid var(--border);
    margin-top: 24px;
}
footer a { color: var(--accent); text-decoration: none; }
footer a:hover { text-decoration: underline; }

/* Responsive */
@media (max-width: 768px) {
    .header-inner { padding: 10px 16px; flex-wrap: wrap; }
    main { padding: 16px; }
    .brief-grid { grid-template-columns: 1fr; }
    .chart-grid { grid-template-columns: 1fr; }
    .tradingview-widget-container { height: 380px; }
}

/* Stocks Page (preserved) */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 12px;
}
.summary-stat {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px;
    text-align: center;
}
.summary-stat .label {
    font-size: 0.75rem;
    color: var(--text-dim);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 4px;
}
.summary-stat .value {
    font-size: 1.2rem;
    font-weight: 700;
}
.stock-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}
.stock-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 16px;
    transition: border-color 0.2s;
}
.stock-card:hover { border-color: var(--accent); }
.stock-card .stock-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 10px;
}
.stock-card .symbol {
    font-size: 1.1rem;
    font-weight: 700;
}
.stock-card .confidence {
    font-size: 0.9rem;
    font-weight: 600;
}
.stock-card .recommendation {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 6px;
    font-size: 0.8rem;
    font-weight: 600;
}
.rec-buy { background: var(--accent-dim); color: var(--accent); }
.rec-sell { background: var(--red-dim); color: var(--red); }
.rec-hold { background: rgba(245,158,11,0.15); color: var(--amber); }
.stock-card .stock-details {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px;
    font-size: 0.82rem;
}
.stock-card .detail-item {
    display: flex;
    justify-content: space-between;
}
.stock-card .detail-item .dim { color: var(--text-dim); }