:root{--brand:#0f766e;--brand-dark:#115e59;--brand-soft:#ccfbf1;--ink:#0f172a;--muted:#64748b;--bg:#f8fafc;--card:#fff;--border:#e2e8f0;--danger:#b91c1c;--ok:#15803d;--warn:#b45309}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:system-ui,-apple-system,Segoe\ UI,Roboto,sans-serif;color:var(--ink);background:var(--bg);line-height:1.5}a{color:var(--brand);text-decoration:none}h1,h2,h3{line-height:1.2}.app-shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--card);border-right:1px solid var(--border);padding:1rem;display:flex;flex-direction:column;gap:.25rem}.sidebar .brand{font-weight:700;color:var(--brand);font-size:1.1rem;padding:.5rem;margin-bottom:.5rem}.nav-link{display:block;padding:.55rem .7rem;border-radius:8px;color:var(--ink);font-size:.95rem}.nav-link:hover{background:var(--bg)}.nav-link.active{background:var(--brand-soft);color:var(--brand-dark);font-weight:600}.main{padding:1.5rem 2rem;max-width:1100px}@media (max-width:720px){.app-shell{grid-template-columns:1fr}.sidebar{flex-direction:row;flex-wrap:wrap;border-right:none;border-bottom:1px solid var(--border)}.main{padding:1rem}}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:1.1rem 1.25rem}.grid{display:grid;grid-gap:1rem;gap:1rem}.grid-auto{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.stat{font-size:1.8rem;font-weight:700;color:var(--brand-dark)}.stat-label{color:var(--muted);font-size:.85rem}.btn{display:inline-flex;align-items:center;gap:.4rem;background:var(--brand);color:#fff;border:none;border-radius:8px;padding:.55rem .9rem;font-size:.9rem;cursor:pointer}.btn:hover{background:var(--brand-dark)}.btn.secondary{background:transparent;color:var(--brand-dark);border:1px solid var(--border)}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}.input,.select,.textarea{width:100%;padding:.55rem .7rem;border:1px solid var(--border);border-radius:8px;font:inherit;background:#fff}.field{display:flex;flex-direction:column;gap:.3rem;margin-bottom:.8rem}.field label{font-size:.85rem;color:var(--muted)}table{width:100%;border-collapse:collapse}td,th{text-align:left;padding:.6rem .5rem;border-bottom:1px solid var(--border);font-size:.92rem}.badge,th{color:var(--muted);font-weight:600}.badge{display:inline-block;font-size:.72rem;border-radius:999px;padding:.12rem .55rem;background:var(--bg);border:1px solid var(--border)}.badge.ok{background:#dcfce7;color:var(--ok);border-color:#bbf7d0}.badge.warn{background:#fef3c7;color:var(--warn);border-color:#fde68a}.badge.danger{background:#fee2e2;color:var(--danger);border-color:#fecaca}.error{color:var(--danger);font-size:.9rem}.muted{color:var(--muted)}.row{gap:.6rem}.page-head,.row{display:flex;align-items:center;flex-wrap:wrap}.page-head{justify-content:space-between;margin-bottom:1.2rem;gap:1rem}