:root{--bg: #fbfbfa;--surface: #ffffff;--line: #e8e8e6;--text: #111111;--muted: #858585;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;color:var(--text);background:var(--bg);font-family:var(--font);font-size:14px}*{box-sizing:border-box}body{margin:0}button,input,textarea,select{font:inherit;color:inherit}button{cursor:pointer}.shell{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{border-right:1px solid var(--line);padding:28px 16px;background:var(--surface)}.brand{margin:0;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase}.admin-mark{margin:8px 0 28px;font-size:11px;letter-spacing:.14em;color:var(--muted)}.nav{display:flex;flex-direction:column;gap:2px}.nav button,.text-button,.primary{border:1px solid transparent;background:transparent;text-align:left;padding:8px 10px}.nav button.is-active{border-color:var(--line);background:var(--bg)}.primary,.text-button{border-color:var(--line);background:var(--surface)}.primary{background:var(--text);color:var(--bg)}.main{padding:32px 40px 64px}h1{font-size:22px;font-weight:500;margin:0 0 20px}h2{font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;margin:0 0 12px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.card,.panel,.login{background:var(--surface);border:1px solid var(--line);padding:16px}.card span{display:block;color:var(--muted);font-size:11px;letter-spacing:.06em;text-transform:uppercase}.card strong{display:block;margin-top:8px;font-size:22px;font-weight:500}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:8px 10px;border-bottom:1px solid var(--line);vertical-align:top;font-size:13px}th{color:var(--muted);font-weight:500;font-size:11px;letter-spacing:.04em;text-transform:uppercase}.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px}.form{display:flex;flex-direction:column;gap:12px;max-width:560px}label{display:flex;flex-direction:column;gap:6px;font-size:12px;color:var(--muted)}input,textarea,select{border:1px solid var(--line);background:var(--surface);padding:8px 10px}textarea{min-height:120px;resize:vertical}.row{display:flex;gap:8px;flex-wrap:wrap}.note{color:var(--muted);font-size:13px;line-height:1.5}.error{color:#8a2a2a;font-size:13px}.login{max-width:380px;margin:12vh auto}.toolbar{display:flex;gap:8px;margin:12px 0;align-items:center}.clickable{cursor:pointer}@media(max-width:900px){.shell{grid-template-columns:1fr}.grid{grid-template-columns:1fr 1fr}}