:root{--bg:#f4f7fb;--panel:#fff;--navy:#13243a;--text:#17283f;--muted:#6d7c8e;--line:#dce5ef;--accent:#2f80ed;--good:#087f5b;--bad:#b42318}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",sans-serif;background:var(--bg);color:var(--text)}a{color:var(--accent)}.topbar{background:var(--navy);color:#fff;padding:0 24px;height:66px;display:flex;align-items:center;justify-content:space-between}.topbar strong{font-size:18px}.topbar nav{display:flex;gap:16px}.topbar a{color:#dbe7f4;text-decoration:none}.shell{max-width:1060px;margin:28px auto;padding:0 18px}.page-title{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:20px}.page-title h1{margin:0;font-size:28px}.page-title p{margin:4px 0 0;color:var(--muted)}.status-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}.status-card,.panel{background:var(--panel);border:1px solid var(--line);border-radius:14px}.status-card{padding:15px}.status-card small{display:block;color:var(--muted);margin-bottom:5px}.status-card strong{font-size:15px}.good{color:var(--good)}.bad{color:var(--bad)}.panel{padding:22px;margin-bottom:16px;box-shadow:0 8px 28px rgba(32,58,88,.05)}.panel h2{font-size:18px;margin:0 0 4px}.panel-intro{margin:0 0 18px;color:var(--muted);font-size:13px;line-height:1.5}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{margin-bottom:15px}.field label{display:block;font-weight:700;font-size:13px;margin-bottom:7px}.field input,.field select{width:100%;padding:11px 12px;border-radius:9px;border:1px solid #cfdbe8;background:#fff;color:var(--text);outline:none}.field input:focus,.field select:focus{border-color:#76aef0;box-shadow:0 0 0 3px #2f80ed18}.hint{color:var(--muted);font-size:12px;line-height:1.45;margin:6px 0 0}.check{display:flex;align-items:center;gap:9px;padding:10px 0}.check input{width:18px;height:18px}.save-row{display:flex;justify-content:flex-end;align-items:center;gap:14px;margin-top:8px}.save{border:0;background:var(--accent);color:#fff;border-radius:9px;padding:11px 17px;font-weight:800;cursor:pointer}.message{padding:11px 13px;border-radius:10px;margin-bottom:16px;font-size:13px}.message.ok{background:#eaf9f3;border:1px solid #b9ead8;color:#087f5b}.message.err{background:#fff0f0;border:1px solid #f0c1c1;color:#a62323}.code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;background:#f2f5f8;padding:2px 5px;border-radius:5px}@media(max-width:720px){.grid,.status-grid{grid-template-columns:1fr}.page-title{align-items:start;flex-direction:column}.topbar{padding:0 15px}.topbar nav{gap:10px}.shell{margin-top:18px}.panel{padding:17px}}