:root{--bg:#f4f6f9;--surface:#ffffff;--border:#d8dee9;--text:#1a2332;--muted:#5c6b80;--primary:#1e4d8c;--primary-hover:#163a6b;--danger:#b42318;--warning:#b54708;--success:#067647;--focus:#2563eb;--radius:8px;--shadow:0 1px 3px rgba(16,24,40,0.08);--sidebar-width:260px;--header-height:56px;color-scheme:light}*{box-sizing:border-box}body,html{margin:0;padding:0;min-height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;line-height:1.5}a{color:var(--primary)}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--focus);outline-offset:2px}main{padding:1.25rem}h1,h2,h3{line-height:1.25}.muted{color:var(--muted)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:1rem}.grid-stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));grid-gap:1rem;gap:1rem}.stat-value{font-size:1.75rem;font-weight:700}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.35rem;border-radius:var(--radius);border:1px solid transparent;padding:.5rem .85rem;font:inherit;cursor:pointer;text-decoration:none}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.btn-danger{background:var(--danger);color:#fff}.input,.select,.textarea{width:100%;border:1px solid var(--border);border-radius:var(--radius);padding:.5rem .65rem;font:inherit;background:#fff}.label{display:block;font-weight:600;margin-bottom:.35rem}.field{margin-bottom:1rem}.field-error{color:var(--danger);font-size:.875rem;margin-top:.25rem}.badge{display:inline-block;border-radius:999px;padding:.15rem .55rem;font-size:.75rem;font-weight:600}.badge-neutral{background:#eef2f7;color:var(--muted)}.badge-warning{background:#fff4e5;color:var(--warning)}.badge-danger{background:#fee4e2;color:var(--danger)}.badge-success{background:#dcfae6;color:var(--success)}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse}td,th{border-bottom:1px solid var(--border);padding:.65rem .5rem;text-align:left;vertical-align:top}th{font-size:.85rem;color:var(--muted)}.alert{border-radius:var(--radius);padding:.75rem 1rem;margin-bottom:1rem}.alert-warning{background:#fff4e5;border:1px solid #fecd89}.alert-info{background:#eff8ff;border:1px solid #b2ddff}.alert-danger{background:#fee4e2;border:1px solid #fecdca}.empty-state{text-align:center;padding:2rem 1rem;color:var(--muted)}.skeleton{background:linear-gradient(90deg,#eceff4 25%,#f8fafc 50%,#eceff4 75%);background-size:200% 100%;animation:shimmer 1.2s infinite;border-radius:var(--radius);min-height:1rem}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@media (max-width:900px){main{padding:1rem}.app-layout{flex-direction:column}.app-sidebar{width:100%;position:relative}.app-sidebar[data-collapsed=true] .sidebar-extra,.app-sidebar[data-collapsed=true] nav{display:none}.sidebar-toggle{display:inline-flex}}.sidebar-toggle{display:none;margin:0 .75rem .75rem}