:root{--bg:#f5f7fb;--surface:#fff;--surface-2:#eff3fa;--border:#e5e9f2;--text:#162a4d;--muted:#6b7a99;--brand:#2b5fff;--accent:#e5a46c;--navy:#0f2745;--chip:#f7f8fc;--shadow:0 10px 30px rgba(18,29,61,.08);--radius:16px;}html[data-theme=dark]{--bg:#0b1220;--surface:#0f172a;--surface-2:#0c1529;--border:#1f2a3a;--text:#e2e8f0;--muted:#94a3b8;--brand:#60a5fa;--accent:#fbbf24;--navy:#0b1220;--chip:#0b1324;--shadow:0 10px 30px rgba(0,0,0,.5);}.card-component-historical{background-color:#fff;border-radius:16px;box-shadow:5px 5px 7px rgba(0,0,0,.25);display:flex;width:100%;height:100%;}.card-historical{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;display:flex;flex-direction:column;}.card-header-historical{background-color:#f8f9fa;font-weight:600;font-size:18px;color:#365987;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border);}.icon-btn,.card-toggle-historical{border:1px solid var(--border);background:var(--surface);border-radius:8px;padding:6px 10px;margin:0 4px;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;}.filter-group{display:flex;flex-direction:column;gap:4px;font-size:.8rem;}.historic-data-table{width:100%;}.table-wrap{max-height:420px;overflow:auto;}.table-hover tbody tr:hover td{background-color:#eff3fa;}.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;}.chip{background:var(--chip);border:1px solid var(--border);border-radius:12px;padding:12px;}.chip .session-title{font-size:.8rem;color:var(--muted);}.chip .session-value{font-size:1rem;font-weight:700;}