:root{--p:#1565c0;--d:#0f1720;--bg:#f4f7fb;--line:#dfe7ef;--ok:#15803d;--bad:#b91c1c}
*{box-sizing:border-box}body{margin:0;font-family:Arial,Tahoma,sans-serif;background:var(--bg);color:#17212b;direction:rtl}
.wrap{width:min(1180px,94%);margin:auto}.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:5}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:15px}.brand{font-weight:800}
.nav a{color:#17212b;text-decoration:none;margin-right:14px}.main{padding:28px 0}
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;box-shadow:0 8px 24px #1565c00d}
.big{font-size:32px;font-weight:800}.muted{color:#64748b}.ok{color:var(--ok)}.bad{color:var(--bad)}
table{width:100%;border-collapse:collapse;background:#fff;border-radius:16px;overflow:hidden}th,td{padding:12px;border-bottom:1px solid var(--line);text-align:right;font-size:14px}
.btn{display:inline-block;border:0;border-radius:12px;padding:10px 15px;background:var(--p);color:#fff;text-decoration:none;font-weight:700;cursor:pointer}.btn-danger{background:#c62828}.btn-light{background:#eef4fb;color:#17212b}
form{display:grid;gap:13px}input{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;font:inherit}
.alert{padding:12px 14px;border-radius:12px;background:#e8f5e9;border:1px solid #a5d6a7}.error{background:#ffebee;border-color:#ef9a9a}
.two{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:900px){.grid{grid-template-columns:1fr 1fr}.two{grid-template-columns:1fr}}
@media(max-width:600px){.grid{grid-template-columns:1fr}.nav{align-items:flex-start;flex-direction:column}}