/* ═══════════════════════════════════════════════════════════════
   Sessions Tab Enhancements
   - Market closed banner
   - Historical session cards
   - Previous levels reference
   ═══════════════════════════════════════════════════════════════ */

/* ─── Market Closed Banner ─── */
.market-closed-banner {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.1), rgba(99, 102, 241, 0.08));
    border: 1px solid rgba(139, 92, 246, 0.3);
    border-radius: 12px;
    margin-bottom: 16px;
}

.mc-icon {
    font-size: 2.5rem;
    flex-shrink: 0;
    filter: drop-shadow(0 2px 8px rgba(139, 92, 246, 0.4));
}

.mc-info {
    flex: 1;
}

.mc-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: #c4b5fd;
    margin-bottom: 4px;
}

.mc-detail {
    font-size: 0.85rem;
    color: var(--text-secondary, #cbd5e1);
    margin-bottom: 6px;
    line-height: 1.4;
}

.mc-time {
    font-size: 0.78rem;
    color: var(--text-muted, #94a3b8);
    font-family: 'JetBrains Mono', monospace;
    padding: 4px 8px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
    display: inline-block;
}

/* ─── Historical Session Card ─── */
.session-card.session-historical {
    background: rgba(59, 130, 246, 0.04);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-left: 3px solid #3b82f6;
}

.session-hist-tag {
    margin: 8px 0;
    padding: 4px 8px;
    background: rgba(59, 130, 246, 0.15);
    border-radius: 4px;
    font-size: 0.72rem;
    color: #93c5fd;
    text-align: center;
    font-weight: 600;
}

/* ─── Empty Session Card ─── */
.session-card.session-empty {
    opacity: 0.6;
    background: rgba(255, 255, 255, 0.02);
}

/* ─── Previous Levels Grid ─── */
.prev-levels-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
    margin-top: 12px;
}

.prev-level-card {
    background: var(--bg-card, rgba(255, 255, 255, 0.03));
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 12px 14px;
    border-left: 3px solid #f59e0b;
}

.plc-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: #fbbf24;
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.plc-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 4px 0;
    font-size: 0.85rem;
}

.plc-row span {
    color: var(--text-muted, #94a3b8);
    font-size: 0.78rem;
}

.plc-row strong {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 0.88rem;
}

/* ─── Mobile ─── */
@media (max-width: 768px) {
    .market-closed-banner {
        padding: 12px 14px;
        gap: 12px;
    }
    
    .mc-icon {
        font-size: 2rem;
    }
    
    .mc-title {
        font-size: 1rem;
    }
    
    .mc-detail {
        font-size: 0.78rem;
    }
    
    .prev-levels-grid {
        grid-template-columns: 1fr;
    }
}