:root{
  --bg:#f5f5f5;--card:#ffffff;--text:#222;--muted:#777;
  --accent:#2e8b57;--warn:#d97706;--err:#dc2626;--ok:#16a34a;
  --line:#e6e6e6;--font:system-ui,Segoe UI,Roboto,Arial;
}
*{box-sizing:border-box}
body{font-family:var(--font);background:var(--bg);margin:0;padding:0}
.container{max-width:1000px;margin:32px auto;background:var(--card);padding:24px;border-radius:12px;box-shadow:0 6px 18px rgba(0,0,0,.06)}
.nav{display:flex;gap:12px;border-bottom:1px solid var(--line);padding:10px 0 18px;margin-bottom:18px}
.nav a{color:var(--text);text-decoration:none;font-weight:600}
.nav a:hover{color:var(--accent)}
h1{color:var(--accent);margin:14px 0 8px}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.card{border:1px solid var(--line);border-radius:10px;padding:12px 14px;display:flex;align-items:center;justify-content:space-between}
.left{display:flex;gap:10px;align-items:center}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;background:var(--muted)}
.dot.ok{background:var(--ok)} .dot.warn{background:var(--warn)} .dot.err{background:var(--err)}
.btn{background:var(--accent);color:#fff;border:none;border-radius:8px;padding:8px 12px;text-decoration:none;cursor:pointer}
.btn.secondary{background:#0ea5e9}
.btn:hover{filter:brightness(0.95)}
form.inline{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
input[type=text],input[type=number],select{padding:8px;border:1px solid var(--line);border-radius:8px;min-width:200px}
.help{color:var(--muted);font-size:12px}
.notice{background:#fff8e6;border:1px dashed #f1c40f;padding:10px;border-radius:8px;margin:8px 0;color:#8a6d3b}