:root{
  --bg:#f4f3ef;--surface:#fff;--soft:#faf9f6;--line:#ddd9ce;
  --text:#25271f;--muted:#6e7168;--brand:#0f7471;--brand2:#0a5451;
  --accent:#d3a536;--ok:#27774a;--warn:#9a6511;--danger:#a23d38
}
*{box-sizing:border-box}
body{margin:0;font-family:Arial,sans-serif;background:var(--bg);color:var(--text)}
button,input{font:inherit}
button{cursor:pointer}
header{background:#20271f;color:#fff;padding:14px 22px;display:flex;align-items:center;gap:14px;position:sticky;top:0;z-index:10}
.brand{display:flex;align-items:center;gap:10px}
.mark{width:39px;height:39px;border-radius:10px;background:var(--accent);color:#22271f;display:grid;place-items:center;font-weight:900;font-size:24px}
.brand strong{display:block;letter-spacing:.08em}
.brand small{color:#cbd1ca}
.actions{margin-left:auto;display:flex;gap:8px}
.btn{border:1px solid var(--line);background:white;color:var(--text);border-radius:8px;padding:9px 13px;font-weight:700}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.layout{display:grid;grid-template-columns:310px minmax(0,1fr);min-height:calc(100vh - 67px)}
aside{background:var(--soft);border-right:1px solid var(--line);padding:17px;overflow:auto}
aside h2{font-size:16px;margin:0 0 12px}
.norms{display:flex;flex-direction:column;gap:7px}
.norm{border:1px solid transparent;background:transparent;border-radius:10px;text-align:left;padding:12px}
.norm:hover,.norm.active{background:#fff;border-color:var(--brand)}
.norm-head{display:flex;align-items:center;gap:8px}
.sigla{font-weight:900;background:#e4edeb;color:var(--brand2);padding:5px 7px;border-radius:7px}
.name{font-weight:800}
.meta{font-size:12px;color:var(--muted);margin-top:6px;line-height:1.4}
.status{display:inline-block;margin-top:7px;padding:4px 8px;border-radius:999px;background:#e9eae5;color:var(--muted);font-size:11px;font-weight:750}
.status.ok{background:#e4f1e8;color:var(--ok)}
.status.warn{background:#f6ead0;color:var(--warn)}
.status.change{background:#f4dddd;color:var(--danger)}
main{padding:22px;overflow:auto}
.hero{background:linear-gradient(120deg,#1e403e,#126d69);color:#fff;padding:21px;border-radius:14px;margin-bottom:16px;display:flex;justify-content:space-between;gap:20px;align-items:center}
.hero h1{margin:0 0 6px}
.hero p{margin:0;color:#d7ecea}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:15px}
.stat{background:#fff;border:1px solid var(--line);border-radius:11px;padding:15px}
.stat strong{display:block;font-size:25px}
.stat span{font-size:12px;color:var(--muted)}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.panel{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px;margin-bottom:15px}
.panel h2,.panel h3{margin:0 0 10px}
.muted{color:var(--muted);font-size:13px;line-height:1.45}
.search{width:100%;border:1px solid var(--line);border-radius:8px;padding:9px 11px;margin-bottom:10px}
.article-list{max-height:520px;overflow:auto;display:flex;flex-direction:column;gap:7px}
.article{border:1px solid var(--line);background:#fff;border-radius:9px;text-align:left;padding:11px}
.article:hover,.article.active{border-color:var(--brand);background:#f6fbfa}
.article strong{display:block;margin-bottom:5px}
.article span{display:block;color:var(--muted);font-family:Georgia,serif;font-size:13px;line-height:1.4}
.legal{white-space:pre-wrap;font-family:Georgia,serif;font-size:16px;line-height:1.6;background:#fbfaf6;border-left:4px solid var(--accent);padding:14px;border-radius:6px;max-height:520px;overflow:auto}
.change{border:1px solid var(--line);border-radius:10px;padding:12px;margin-top:9px}
.change-top{display:flex;justify-content:space-between;gap:8px}
.badge{border-radius:999px;background:#f4dddd;color:var(--danger);padding:4px 8px;font-size:11px;font-weight:800}
.diff{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:9px}
.diffbox{white-space:pre-wrap;background:#f7f7f3;border-radius:8px;padding:10px;font-family:Georgia,serif;font-size:13px;max-height:250px;overflow:auto}
.empty{text-align:center;color:var(--muted);padding:25px}
.loading{display:none;position:fixed;inset:0;background:rgba(17,22,19,.58);z-index:100;align-items:center;justify-content:center}
.loading.active{display:flex}
.loading-box{background:#fff;border-radius:13px;padding:22px;width:min(420px,calc(100% - 30px));text-align:center}
.spinner{width:42px;height:42px;border:4px solid #d8e1df;border-top-color:var(--brand);border-radius:50%;margin:0 auto 13px;animation:spin .8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:950px){.stats{grid-template-columns:1fr 1fr}.grid{grid-template-columns:1fr}}
@media(max-width:700px){header{flex-wrap:wrap}.actions{margin-left:0;width:100%}.layout{grid-template-columns:1fr}aside{max-height:300px;border-right:0;border-bottom:1px solid var(--line)}.hero{align-items:flex-start;flex-direction:column}.diff{grid-template-columns:1fr}}