:root{
  --bg:#f5f5f7;--card:#fff;--text:#252529;--muted:#686873;--line:#e6e6eb;--primary:#6d42e8;--primary-dark:#5630c9;--danger:#c93a3a;--ok:#0a8f4b;
}
*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}
a{color:inherit}.app{min-height:100vh;display:flex}.sidebar{width:245px;background:#17171c;color:#fff;padding:24px;display:flex;flex-direction:column;gap:24px}.brand{font-weight:800;font-size:28px;line-height:.85;letter-spacing:-1px}.brand span{font-size:15px;color:#bfbfc8;letter-spacing:2px}.sidebar nav{display:flex;flex-direction:column;gap:8px}.sidebar nav a,.logout{padding:11px 13px;border-radius:12px;text-decoration:none;color:#dedee8}.sidebar nav a:hover,.logout:hover{background:#272732}.logout{margin-top:auto}.main{flex:1;padding:28px}.main.public{display:flex;align-items:center;justify-content:center}.topbar{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.topbar h1{margin:0;font-size:30px;letter-spacing:-.6px}.grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px;margin-bottom:22px}.card{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:20px;box-shadow:0 10px 30px rgba(0,0,0,.035)}.card h2,.card h3{margin-top:0}.metric{font-size:34px;font-weight:800}.muted{color:var(--muted)}.table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:16px;overflow:hidden}.table th,.table td{padding:13px 14px;border-bottom:1px solid var(--line);text-align:left;font-size:14px}.table th{background:#fafafa;color:#555}.table tr:last-child td{border-bottom:0}.form{display:grid;gap:12px}.form-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}.input,select,textarea{width:100%;border:1px solid var(--line);border-radius:12px;padding:11px 12px;font:inherit;background:#fff}textarea{min-height:90px}.btn{border:0;background:var(--primary);color:#fff;border-radius:12px;padding:11px 16px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px}.btn:hover{background:var(--primary-dark)}.btn.secondary{background:#efeff5;color:#222}.btn.danger{background:var(--danger)}.actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.flash{padding:12px 14px;border-radius:12px;margin-bottom:14px}.flash.ok{background:#e8f7ee;color:#075b31}.flash.error{background:#fdecec;color:#8d2020}.login-card{width:min(430px,100%);background:#fff;padding:30px;border-radius:22px;border:1px solid var(--line);box-shadow:0 20px 60px rgba(0,0,0,.08)}.login-card h1{margin-top:0}.pill{display:inline-block;border-radius:999px;padding:5px 10px;background:#eeeef5;font-size:12px;font-weight:700}.pill.ok{background:#e8f7ee;color:#075b31}.pill.bad{background:#fdecec;color:#8d2020}.code{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;background:#f1f1f5;border-radius:8px;padding:2px 6px}.notice{border:1px dashed #cfcfe0;border-radius:14px;padding:14px;background:#fbfbff}.small{font-size:12px}.right{text-align:right}
@media(max-width:1000px){.grid{grid-template-columns:repeat(2,1fr)}.sidebar{width:210px}.form-row{grid-template-columns:1fr}}
@media(max-width:760px){.app{display:block}.sidebar{width:auto}.grid{grid-template-columns:1fr}.main{padding:18px}.topbar{display:block}.table{font-size:13px}}