*{box-sizing:border-box}html{scroll-behavior:smooth}:root{--bg:#f4f7fb;--surface:#fff;--surface-2:#f7f9fc;--text:#111827;--muted:#6b7280;--line:#e5e7eb;--primary:#111827;--primary-contrast:#fff;--success:#15803d;--warning:#a16207;--danger:#b91c1c;--shadow:0 16px 50px rgba(15,23,42,.08)}body.dark{--bg:#0b1020;--surface:#111827;--surface-2:#0f172a;--text:#f3f4f6;--muted:#9ca3af;--line:#243044;--primary:#f9fafb;--primary-contrast:#111827;--shadow:0 16px 50px rgba(0,0,0,.25)}body{margin:0;font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--text);transition:.2s ease}button,input,textarea{font:inherit}.app-shell{min-height:100vh;display:grid;grid-template-columns:260px 1fr}.sidebar{position:sticky;top:0;height:100vh;background:var(--surface);border-right:1px solid var(--line);padding:24px 18px;display:flex;flex-direction:column;gap:28px}.brand{display:flex;gap:12px;align-items:center;color:var(--text);text-decoration:none}.brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:14px;background:var(--primary);color:var(--primary-contrast);font-size:20px}.brand strong,.brand small{display:block}.brand strong{font-size:14px}.brand small{margin-top:3px;color:var(--muted);font-size:11px}.nav{display:grid;gap:7px}.nav-link{border:0;background:transparent;color:var(--muted);text-align:left;padding:11px 12px;border-radius:12px;cursor:pointer;display:flex;gap:10px;align-items:center;font-weight:600}.nav-link:hover,.nav-link.active{background:var(--surface-2);color:var(--text)}.sidebar-card{margin-top:auto;padding:14px;border:1px solid var(--line);border-radius:14px;display:flex;gap:10px;align-items:center}.sidebar-card strong,.sidebar-card small{display:block}.sidebar-card strong{font-size:12px}.sidebar-card 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select {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--text);
  border-radius: 12px;
  padding: 12px 13px;
  outline: none;
  margin-bottom: 14px;
}

select:focus {
  border-color: var(--text);
}