:root{
  --dark:#071B49;
  --dark2:#0C275E;
  --gold:#D5AF55;
  --gold2:#E7C877;
  --cream:#F6F2E8;
  --card:#FFFFFF;
  --line:#E6D7AF;
  --text:#14243F;
  --muted:#6B6B76;
  --danger:#D94A38;
  --ok:#2EAA59;
}
*{box-sizing:border-box}
body{margin:0;font-family:Segoe UI,Arial,sans-serif;background:var(--cream);color:var(--text)}
.hidden{display:none!important}

.login{
  min-height:100vh;
  display:grid;
  place-items:center;
  position:relative;
  overflow:hidden;
  padding:24px;
  background:#0B2358;
}
.login::before{
  content:"";
  position:absolute;
  inset:0;
  background:
    linear-gradient(135deg, rgba(6,22,56,.78), rgba(8,38,96,.72)),
    radial-gradient(circle at 18% 22%, rgba(213,175,85,.22), transparent 28%),
    url('/assets/login-bg.png') center center / cover no-repeat;
  transform:scale(1.03);
}
.login::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(90deg, rgba(255,255,255,.08), rgba(255,255,255,.02) 24%, transparent 24%, transparent 76%, rgba(255,255,255,.02) 76%, rgba(255,255,255,.08));
  pointer-events:none;
}
.login-card{
  position:relative;
  z-index:2;
  width:min(460px,92vw);
  background:rgba(255,255,255,.96);
  border-radius:30px;
  padding:34px;
  box-shadow:0 32px 96px rgba(0,0,0,.30);
  border:1px solid rgba(230,215,175,.65);
  backdrop-filter: blur(4px);
}
.brand-logo{display:block;object-fit:contain}
.login-brand-logo{width:110px;max-width:60%;margin:0 auto 16px}
.login-card h1{text-align:center;margin:0 0 8px;font-size:28px;letter-spacing:.2px}
.login-card p{text-align:center;color:var(--muted);margin:0 0 22px;line-height:1.5}
input,textarea,select{width:100%;border:1px solid var(--line);border-radius:14px;padding:14px 15px;margin:8px 0;background:#fff;color:var(--text);outline:0}
textarea{min-height:96px;resize:vertical}
button{border:0;border-radius:14px;padding:13px 18px;background:linear-gradient(135deg,var(--gold),#B8862C);color:white;font-weight:800;cursor:pointer}
button.secondary{background:#F3E8CE;color:#7B5A20}
button.danger{background:var(--danger)}
button.ok{background:var(--ok)}
.login-card button{display:block;width:100%;margin-top:10px;font-size:16px}
.login-card small{display:block;text-align:center;margin-top:12px;color:var(--muted);line-height:1.45}

.app{height:100vh;display:grid;grid-template-columns:270px 1fr}
aside{background:linear-gradient(180deg,var(--dark2),var(--dark));color:#fff;padding:24px;display:flex;flex-direction:column;gap:10px}
.brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}
.sidebar-brand-logo{width:118px;max-width:100%;height:auto;flex:0 0 auto}
.brand-copy{display:flex;flex-direction:column;justify-content:center}
.brand strong{display:block;font-size:20px;line-height:1.1}
.nav{background:transparent;color:#F5EAD0;text-align:left}
.nav.active,.nav:hover{background:rgba(213,175,85,.22);color:#fff}
.sidebar-footer{margin-top:auto;padding:14px 16px;border-radius:18px;background:rgba(255,255,255,.08);font-weight:800;letter-spacing:.08em;text-align:center;color:#F5EAD0}
.logout{background:rgba(255,255,255,.08);color:#fff}
main{padding:28px;overflow:auto}
header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px}
header h1{margin:0 0 6px;font-size:34px}
header p{margin:0;color:var(--muted)}
.tab{display:none}
.tab.active{display:block}
.kpis{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.kpi,.panel{background:var(--card);border:1px solid var(--line);border-radius:24px;box-shadow:0 18px 45px rgba(9,32,82,.08)}
.kpi{padding:22px}
.kpi span{color:var(--muted);font-weight:700}
.kpi strong{display:block;font-size:34px;margin-top:8px}
.kpi.ok strong{color:var(--ok)}
.kpi.danger strong{color:var(--danger)}
.panel{padding:22px;margin-top:18px}
.panel h2{margin:0 0 14px}
.grid.two{display:grid;grid-template-columns:420px 1fr;gap:18px}
.card{border:1px solid var(--line);border-radius:18px;padding:16px;margin:12px 0;background:#fff}
.card h3{margin:0 0 8px}
.meta{color:var(--muted);font-size:13px;line-height:1.5}
.row{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.badge{display:inline-flex;padding:13px 10px;border-radius:999px;background:#F3E8CE;color:#6D4D13;font-weight:800;font-size:12px}
.badge.active{background:#EAF8EE;color:#1D7B3D}
.badge.blocked{background:#FDECEC;color:#B93222}
.badge.online{background:#EAF8EE;color:#1D7B3D}
.badge.offline{background:#F4F4F4;color:#777}
.log{font-family:Consolas,monospace;font-size:13px;white-space:pre-wrap;background:#061638;color:#E8F0FF;border-radius:14px;padding:14px;margin:10px 0}
.check{display:flex;align-items:center;gap:8px}
.check input{width:auto}
@media(max-width:1200px){.kpis{grid-template-columns:repeat(2,1fr)}.grid.two{grid-template-columns:1fr}.app{grid-template-columns:1fr}aside{display:none}}