:root {
  --ink:#101828; --muted:#667085; --line:#dbe3ef; --paper:#fff; --soft:#f4f7fb;
  --nav:#0b1f3a; --nav2:#12335f; --blue:#2563eb; --sky:#0ea5e9; --red:#ef4444;
  --shadow:0 18px 55px rgba(15,23,42,.12); --radius:8px;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
}
*{box-sizing:border-box} body{margin:0;background:var(--soft);color:var(--ink)} a{color:inherit;text-decoration:none}
button,input,select,textarea{font:inherit}.hidden{display:none!important}
.login{min-height:100vh;display:grid;grid-template-columns:1.1fr .9fr;background:linear-gradient(135deg,#08172c,#0b1f3a 50%,#12335f)}
.login-art{color:#fff;padding:clamp(34px,6vw,78px);display:flex;flex-direction:column;justify-content:space-between}
.mark{display:inline-grid;width:44px;height:44px;grid-template-columns:repeat(2,1fr);gap:5px;padding:9px;border-radius:12px;background:rgba(255,255,255,.12)}
.mark span{background:#58b8ff;border-radius:3px}.login h1{font-size:clamp(42px,6vw,78px);line-height:.98;margin:28px 0 18px}.login p{color:rgba(255,255,255,.78);font-size:18px;line-height:1.65;max-width:600px}
.login-panel{display:grid;place-items:center;padding:28px;background:#f7f9fc}.auth,.card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 12px 34px rgba(15,23,42,.06)}
.auth{width:min(100%,430px);border-radius:18px;padding:28px;box-shadow:var(--shadow)}h2{margin:0 0 5px;font-size:28px}.muted{color:var(--muted)}
.field{display:grid;gap:7px;margin:14px 0}.field label{font-size:14px;font-weight:700;color:#344054}.input,.select,textarea{width:100%;border:1px solid var(--line);border-radius:var(--radius);padding:12px 13px;min-height:44px;background:#fff}
.input:focus,.select:focus,textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(37,99,235,.12)}
.row{display:flex;align-items:center;justify-content:space-between;gap:14px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:var(--radius);min-height:42px;padding:10px 14px;font-weight:800;background:#e9eef7;color:#16375f;cursor:pointer}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--sky));color:#fff}.btn.danger{background:#fee2e2;color:#b42318}.btn.full{width:100%;margin-top:16px}.link{border:0;background:transparent;color:var(--blue);font-weight:800;cursor:pointer}
.shell{min-height:100vh;display:grid;grid-template-columns:280px 1fr}.side{background:linear-gradient(180deg,var(--nav),var(--nav2));color:#fff;padding:20px;position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:18px}.brand{display:flex;align-items:center;gap:12px;padding-bottom:16px;border-bottom:1px solid rgba(255,255,255,.12)}.brand small{display:block;color:rgba(255,255,255,.62)}
.nav{display:grid;gap:6px}.nav a{display:flex;gap:11px;align-items:center;min-height:42px;padding:10px 12px;border-radius:var(--radius);color:rgba(255,255,255,.78);font-weight:700}.nav a.active,.nav a:hover{background:rgba(255,255,255,.12);color:#fff}.side-foot{margin-top:auto;display:grid;gap:8px}
.top{height:72px;padding:14px 26px;background:rgba(255,255,255,.86);backdrop-filter:blur(18px);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:10}.avatar{width:38px;height:38px;border-radius:50%;display:grid;place-items:center;background:#dbeafe;color:#1d4ed8;font-weight:900}.user{display:flex;align-items:center;gap:10px}
.content{padding:26px;display:grid;gap:22px}.head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start}.head h2{margin:0}.head p{margin:6px 0 0;color:var(--muted)}
.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}.stat{padding:18px;display:flex;justify-content:space-between}.stat strong{display:block;font-size:30px;margin-top:6px}.stat span{color:var(--muted);font-size:14px}.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.panel{padding:18px}.app{padding:18px;display:grid;gap:14px;min-height:210px}.app-logo{width:50px;height:50px;display:grid;place-items:center;border-radius:var(--radius);background:#eef6ff;font-size:24px}.app-top{display:flex;justify-content:space-between}.tag,.status{display:inline-flex;width:max-content;align-items:center;min-height:26px;padding:4px 9px;border-radius:999px;font-size:12px;font-weight:800}.tag{background:#eef2ff;color:#3151a4}.status{background:#ecfdf3;color:#027a48}.status.off{background:#f2f4f7;color:#667085}.actions{display:flex;gap:9px;flex-wrap:wrap;margin-top:auto}
.table{overflow:auto}table{width:100%;min-width:720px;border-collapse:collapse}th,td{padding:13px 10px;border-bottom:1px solid var(--line);text-align:left}th{background:#f8fafc;color:#475467;font-size:13px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 14px}.flash{padding:13px 15px;border-radius:var(--radius);background:#ecfdf3;color:#027a48}.flash.err{background:#fee2e2;color:#b42318}
@media(max-width:1050px){.stats,.grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:760px){.login,.shell{grid-template-columns:1fr}.side{position:static;height:auto}.stats,.grid,.form-grid{grid-template-columns:1fr}.top{padding:14px}.content{padding:18px}.login-art{min-height:auto}.head{flex-direction:column}}