:root{
  --bg:#0f1733;--bg2:#15204a;--card:#1b2858;--line:#2b3a73;
  --fg:#eaf0ff;--muted:#9fb0e0;--accent:#ffb43a;--accent2:#5ad1b4;
  --ok:#5ad1b4;--warn:#ffb43a;--err:#ff6b7d;--radius:16px;
  font-family:"Segoe UI",system-ui,-apple-system,Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,#20306c 0,var(--bg) 55%);color:var(--fg);min-height:100vh;line-height:1.5}
a{color:inherit;text-decoration:none}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
header{display:flex;align-items:center;justify-content:space-between;padding:18px 0;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:20px;letter-spacing:.2px}
.brand img{width:34px;height:34px}
.brand .b2{color:var(--accent)}
nav.top{display:flex;gap:20px;align-items:center;color:var(--muted);font-weight:600;font-size:14px}
nav.top a:hover{color:var(--fg)}
.status{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--muted)}
.dot{width:9px;height:9px;border-radius:50%;background:var(--muted)}
.dot.ok{background:var(--ok);box-shadow:0 0 0 4px rgba(90,209,180,.18)}
.dot.warn{background:var(--warn);box-shadow:0 0 0 4px rgba(255,180,58,.18)}
.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center;padding:28px 0 10px}
.hero h1{font-size:40px;line-height:1.12;margin:0 0 14px}
.hero h1 .hl{color:var(--accent)}
.hero p.sub{color:var(--muted);font-size:17px;margin:0 0 20px;max-width:46ch}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{background:var(--accent);color:#1a1200;border:0;border-radius:12px;padding:12px 20px;font-weight:700;font-size:15px;cursor:pointer}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line)}
.hero-card{background:linear-gradient(180deg,var(--card),var(--bg2));border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.hero-card .scene{aspect-ratio:16/10;border-radius:12px;background:
  radial-gradient(60px 60px at 25% 35%,rgba(255,180,58,.5),transparent 70%),
  radial-gradient(70px 70px at 72% 60%,rgba(90,209,180,.45),transparent 70%),
  linear-gradient(135deg,#243a7a,#1a2550);background-color:#17224d;display:flex;align-items:center;justify-content:center;color:var(--muted);font-weight:600}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;padding:26px 0}
.tile{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px;display:flex;flex-direction:column;gap:6px;transition:transform .12s,border-color .12s}
.tile:hover{transform:translateY(-2px);border-color:var(--accent)}
.tile-ico{font-size:24px}
.tile-name{font-weight:700}
.tile-sub{color:var(--muted);font-size:13px}
.split{display:grid;grid-template-columns:1.3fr .7fr;gap:22px;padding:14px 0 40px;align-items:start}
#panel{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;min-height:220px}
#panel h2{margin:0 0 4px}
.muted{color:var(--muted)}
.loader{display:flex;align-items:center;gap:10px;color:var(--muted);padding:18px 0}
.spin{width:18px;height:18px;border:3px solid var(--line);border-top-color:var(--accent);border-radius:50%;animation:sp 1s linear infinite;display:inline-block}
@keyframes sp{to{transform:rotate(360deg)}}
.note{border:1px dashed var(--line);border-radius:12px;padding:16px;margin-top:10px}
.note strong{display:block;margin-bottom:6px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
#login h3{margin:0 0 4px}
.field{display:flex;flex-direction:column;gap:6px;margin:12px 0}
.field label{font-size:13px;color:var(--muted)}
.field input{background:#0f1838;border:1px solid var(--line);border-radius:10px;padding:11px 12px;color:var(--fg);font-size:15px}
.field input:focus{outline:none;border-color:var(--accent)}
.login-msg{min-height:18px;font-size:13px;color:var(--muted)}
.login-msg.err{color:var(--err)}
.row{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--muted)}
footer{border-top:1px solid var(--line);margin-top:20px;padding:26px 0;color:var(--muted);font-size:14px}
footer .cols{display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}
footer a:hover{color:var(--fg)}
.badge{display:inline-block;font-size:12px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:3px 10px}
@media(max-width:820px){.hero,.split{grid-template-columns:1fr}.grid{grid-template-columns:repeat(2,1fr)}.hero h1{font-size:30px}}
@media(max-width:480px){.grid{grid-template-columns:1fr}nav.top{display:none}}