:root{
  --azul-900:#0a2a5e;
  --azul-800:#0f3b7d;
  --azul-700:#15529e;
  --azul-claro:#4a90d9;
  --vermelho:#c31f2c;
  --vermelho-esc:#9e1822;
  --ink:#1a1a1a;
  --bg:#f4f7fb;
  --shadow:0 10px 30px rgba(10,42,94,.08);
  --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,Helvetica,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--azul-700);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.header{background:var(--azul-900);color:#fff;padding:20px 0}
.header .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
.header h1{font-size:20px;margin:0}
.header a{color:#fff}
.header nav{display:flex;gap:18px;align-items:center}
main{padding:36px 0 60px}
.card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:28px;margin-bottom:22px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
.dept-card,.folder-card{display:block;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;border:1px solid transparent;transition:border-color .15s,transform .15s}
.dept-card:hover,.folder-card:hover{border-color:var(--azul-claro);transform:translateY(-2px);text-decoration:none}
.dept-card h3,.folder-card h3{margin:0 0 6px;color:var(--azul-900)}
.breadcrumbs{margin-bottom:18px;font-size:14px;color:#555}
.breadcrumbs a{color:var(--azul-700)}
.doc-list{list-style:none;padding:0;margin:0}
.doc-list li{display:flex;justify-content:space-between;align-items:center;padding:12px 0;border-bottom:1px solid #eee}
.doc-list li:last-child{border-bottom:none}
.doc-meta{color:#777;font-size:13px}
.btn{display:inline-block;padding:10px 18px;border-radius:999px;font-weight:700;font-size:14px;border:2px solid transparent;cursor:pointer;background:var(--azul-800);color:#fff}
.btn:hover{background:var(--azul-700);text-decoration:none}
.btn-sm{padding:6px 12px;font-size:13px}
.btn-danger{background:var(--vermelho)}
.btn-danger:hover{background:var(--vermelho-esc)}
.btn-ghost{background:transparent;border-color:var(--azul-800);color:var(--azul-800)}
form.inline{display:inline}
.form-box{max-width:420px;margin:60px auto;background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:32px}
.form-box h2{margin-top:0;color:var(--azul-900)}
.field{margin-bottom:16px}
.field label{display:block;font-weight:700;margin-bottom:6px;font-size:14px}
.field input,.field select{width:100%;padding:10px 12px;border:1px solid #ccc;border-radius:8px;font-size:15px}
.error{color:var(--vermelho);font-size:13px;margin-top:4px}
.status{background:#e6f4ea;color:#1e7a34;padding:12px 16px;border-radius:10px;margin-bottom:18px}
.folder-tree{margin-left:0;list-style:none;padding-left:18px;border-left:2px solid #e7ecf5}
.folder-tree > li{margin:10px 0}
.folder-node{background:#fff;border-radius:10px;padding:14px 16px;box-shadow:var(--shadow)}
.folder-node summary{cursor:pointer;font-weight:700;color:var(--azul-900);list-style:none}
.folder-node summary::-webkit-details-marker{display:none}
.folder-actions{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap}
.mini-form{display:flex;gap:6px;margin-top:10px;flex-wrap:wrap;align-items:center}
.mini-form input[type=text]{padding:6px 10px;border:1px solid #ccc;border-radius:6px;font-size:13px}
table{width:100%;border-collapse:collapse}
table th,table td{text-align:left;padding:10px;border-bottom:1px solid #eee;font-size:14px}