:root{color-scheme:light;--bg:#f6f7f9;--panel:#ffffff;--line:#dfe4ea;--text:#171b22;--muted:#687282;--accent:#0f766e;--accent-dark:#115e59;--danger:#b42318}*{box-sizing:border-box}body{margin:0;min-height:100vh;background:var(--bg);color:var(--text);font-family:Arial,Helvetica,sans-serif;display:grid;grid-template-columns:232px 1fr}.sidebar{background:#10201e;color:#fff;padding:24px 18px}.brand{font-size:20px;font-weight:700;margin-bottom:28px}nav{display:grid;grid-gap:6px;gap:6px}nav a{color:#d9eeeb;text-decoration:none;padding:10px 12px;border-radius:6px}nav a:hover{background:rgba(255,255,255,.1)}.main{padding:28px}.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:22px}h1{margin:0;font-size:26px}h2{margin:0 0 14px;font-size:18px}.muted{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:14px;gap:14px}.card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:8px;padding:16px}.metric{font-size:28px;font-weight:700}.section{margin-top:22px}.forms{grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px;gap:16px}.forms,form{display:grid}form{grid-gap:10px;gap:10px}label{display:grid;grid-gap:5px;gap:5px;font-size:13px;color:var(--muted)}input,select,textarea{width:100%;border:1px solid var(--line);border-radius:6px;padding:10px 11px;font:inherit;color:var(--text);background:#fff}textarea{min-height:92px;resize:vertical}.button,button{border:0;border-radius:6px;background:var(--accent);color:#fff;font-weight:700;padding:10px 12px;cursor:pointer;text-decoration:none;text-align:center}.button:hover,button:hover{background:var(--accent-dark)}.list{display:grid;grid-gap:10px;gap:10px}.row{display:flex;justify-content:space-between;gap:12px;align-items:center;border-top:1px solid var(--line);padding-top:10px}code{background:#eef2f5;padding:2px 5px;border-radius:4px}@media (max-width:920px){body{grid-template-columns:1fr}.sidebar{position:static}.forms,.grid{grid-template-columns:1fr}}