:root{--bg:#0b0e14;--panel:#131824;--panel-2:#1a2130;--border:#232c3f;--text:#e6ebf4;--muted:#8b96ab;--accent:#5b8cff;--green:#34d399;--red:#f87171;--amber:#fbbf24}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:14px}a{color:inherit;text-decoration:none}.shell{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--panel);border-right:1px solid var(--border);padding:20px 14px;position:fixed;top:0;bottom:0;left:0}.logo{display:flex;gap:8px;font-weight:700;font-size:17px;padding:4px 10px 22px}.logo,.logo-mark{align-items:center}.logo-mark{width:26px;height:26px;border-radius:7px;background:linear-gradient(135deg,var(--accent),#9b5bff);display:inline-flex;justify-content:center;font-size:13px;color:#fff}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 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0}.insight-detail{color:var(--muted);line-height:1.55;max-width:640px}.savings{text-align:right;min-width:110px}.savings .amt{font-size:22px;font-weight:700;color:var(--green)}.savings .lbl{color:var(--muted);font-size:12px}.btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 14px;font-weight:600;font-size:13px;cursor:pointer}.btn.secondary{background:var(--panel-2);color:var(--text);border:1px solid var(--border)}.provider-card{background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px;justify-content:space-between}.provider-card,.provider-left{display:flex;align-items:center}.provider-left{gap:12px}.provider-dot{width:34px;height:34px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-weight:700;color:#fff}.mock-banner{background:rgba(91,140,255,.1);border:1px solid rgba(91,140,255,.3);color:#a8c1ff;border-radius:10px;padding:10px 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