:root{--bg: #f6f5f1;--surface: #fff;--border: #e4e2dc;--text: #1a1a18;--muted: #6b6a65;--accent: #0f6e56;--accent-soft: #e1f5ee;--danger: #b42318;--purple: #534ab7}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--surface);border-right:1px solid var(--border);padding:1.25rem}.sidebar h1{font-size:1rem;color:var(--purple);margin:0 0 1rem}.sidebar nav{display:flex;flex-direction:column;gap:.35rem}.sidebar a{padding:.4rem .5rem;border-radius:6px;color:var(--text)}.sidebar a.active{background:var(--accent-soft);color:var(--accent);font-weight:600}.main{flex:1;padding:1.5rem 2rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1.25rem;margin-bottom:1rem}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:1rem}.stat{padding:1rem;background:var(--accent-soft);border-radius:8px}.stat strong{display:block;font-size:1.5rem}table{width:100%;border-collapse:collapse;font-size:.9rem}th,td{text-align:left;padding:.6rem .5rem;border-bottom:1px solid var(--border)}th{color:var(--muted);font-weight:500}.btn{display:inline-block;padding:.5rem 1rem;background:var(--accent);color:#fff;border:none;border-radius:6px;cursor:pointer;font-size:.9rem}.btn:hover{filter:brightness(1.05)}.btn.secondary{background:var(--border);color:var(--text)}.form label{display:block;margin:.75rem 0 .25rem;font-size:.85rem;color:var(--muted)}.form input,.form select{width:100%;max-width:400px;padding:.5rem;border:1px solid var(--border);border-radius:6px}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center}.login-box{width:360px;padding:2rem;background:var(--surface);border-radius:12px;border:1px solid var(--border)}.badge{display:inline-block;padding:.15rem .5rem;border-radius:4px;font-size:.75rem;background:var(--accent-soft)}.badge.warn{background:#fef3cd;color:#854d0e}.badge.danger{background:#fee4e2;color:var(--danger)}.tree{list-style:none;padding-left:1rem}.tree li{margin:.35rem 0}