:root{
  --bg:#0b1220;
  --panel:#111a2e;
  --card:#121c33;
  --border:#1f2b4a;
  --text:#e9eefc;
  --muted:#a9b6da;
  --accent:#4da3ff;
  --danger:#ff4d6d;
  --warning:#ffb020;
  --ok:#35d07f;
  --shadow:0 10px 30px rgba(0,0,0,.25);
  --radius:14px;
  --radius-sm:10px;
  --pad:16px;
  --max:1180px;
  --mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace;
  --sans:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:var(--sans);
  background:radial-gradient(1000px 700px at 20% 0%, rgba(77,163,255,.18), transparent 60%),
             radial-gradient(900px 650px at 100% 30%, rgba(53,208,127,.12), transparent 55%),
             var(--bg);
  color:var(--text);
}
a{color:inherit;text-decoration:none}
.container{max-width:var(--max);margin:0 auto;padding:18px}
.layout{display:grid;grid-template-columns:260px 1fr;gap:16px;min-height:100vh}
.sidebar{
  position:sticky;top:0;align-self:start;height:100vh;
  padding:18px 14px;border-right:1px solid var(--border);
  background:linear-gradient(180deg, rgba(17,26,46,.85), rgba(17,26,46,.55));
  backdrop-filter:blur(10px);
  display:flex;
  flex-direction:column;
}
.brand{display:flex;gap:10px;align-items:center;padding:10px 10px 14px}
.logo-img{
  width:44px;height:44px;border-radius:12px;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(31,43,74,.9);
  object-fit:contain;
  padding:6px;
}
.logo-hero{
  width:140px;
  max-width:100%;
  height:auto;
  filter:drop-shadow(0 18px 34px rgba(0,0,0,.35));
}
.logo{
  width:34px;height:34px;border-radius:10px;
  background:linear-gradient(135deg, var(--accent), rgba(77,163,255,.35));
  box-shadow:0 8px 20px rgba(77,163,255,.25);
}
.brand h1{font-size:16px;margin:0;letter-spacing:.5px}
.brand .sub{font-size:12px;color:var(--muted);margin-top:2px}
.nav{display:flex;flex-direction:column;gap:6px;margin-top:8px;flex:1}
.nav a{
  padding:10px 10px;border-radius:12px;color:var(--muted);
  border:1px solid transparent;
}
.nav a.active,.nav a:hover{
  color:var(--text);
  background:rgba(77,163,255,.10);
  border-color:rgba(77,163,255,.20);
}
.content{padding:18px}
.topbar{
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:12px 14px;border:1px solid var(--border);
  background:rgba(18,28,51,.72);backdrop-filter:blur(10px);
  border-radius:var(--radius);box-shadow:var(--shadow);
}
.topbar .title{font-weight:650}
.topbar .meta{color:var(--muted);font-size:13px}
.grid{display:grid;gap:14px;margin-top:14px}
.grid.cols-4{grid-template-columns:repeat(4, minmax(0, 1fr))}
.grid.cols-2{grid-template-columns:repeat(2, minmax(0, 1fr))}
.card{
  border:1px solid var(--border);
  background:rgba(18,28,51,.72);
  border-radius:var(--radius);
  padding:var(--pad);
  box-shadow:var(--shadow);
}
.card h2{margin:0 0 12px;font-size:15px}
.muted{color:var(--muted)}
.pill{display:inline-flex;align-items:center;gap:8px;padding:7px 10px;border-radius:999px;border:1px solid var(--border);color:var(--muted);background:rgba(17,26,46,.55)}
.pill strong{color:var(--text)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.spacer{flex:1}
.btn{
  border:1px solid rgba(77,163,255,.30);
  background:rgba(77,163,255,.12);
  color:var(--text);
  padding:10px 12px;border-radius:12px;
  cursor:pointer;
  font-weight:600;
}
.btn:hover{background:rgba(77,163,255,.18)}
.btn.secondary{
  border-color:rgba(169,182,218,.25);
  background:rgba(169,182,218,.06);
}
.btn.danger{
  border-color:rgba(255,77,109,.35);
  background:rgba(255,77,109,.12);
}
input,select,textarea{
  width:100%;
  padding:10px 11px;border-radius:12px;
  border:1px solid var(--border);
  background:rgba(11,18,32,.55);
  color:var(--text);
  outline:none;
}
label{display:block;margin:0 0 6px;color:var(--muted);font-size:13px}
.form{display:grid;gap:10px}
.form.two{grid-template-columns:repeat(2, minmax(0, 1fr))}
.table-wrap{overflow:auto;border-radius:var(--radius);border:1px solid var(--border)}
table{width:100%;border-collapse:collapse;min-width:780px;background:rgba(18,28,51,.62)}
th,td{padding:10px 10px;border-bottom:1px solid rgba(31,43,74,.8);text-align:left;font-size:13px}
th{color:var(--muted);font-weight:650;background:rgba(17,26,46,.55)}
tr:hover td{background:rgba(77,163,255,.06)}
.badge{display:inline-flex;align-items:center;padding:5px 9px;border-radius:999px;font-size:12px;border:1px solid var(--border);color:var(--muted)}
.badge.ok{border-color:rgba(53,208,127,.35);background:rgba(53,208,127,.10);color:#bdf6d8}
.badge.warn{border-color:rgba(255,176,32,.35);background:rgba(255,176,32,.10);color:#ffe0a6}
.badge.danger{border-color:rgba(255,77,109,.35);background:rgba(255,77,109,.10);color:#ffb3c1}
.flash{padding:10px 12px;border-radius:12px;border:1px solid var(--border);margin-top:14px}
.flash.ok{border-color:rgba(53,208,127,.35);background:rgba(53,208,127,.10)}
.flash.err{border-color:rgba(255,77,109,.35);background:rgba(255,77,109,.10)}
.login{
  max-width:460px;margin:8vh auto;padding:18px;
}
.login .card{padding:22px}
.login h1{margin:0 0 6px;font-size:18px}
.login .muted{margin:0 0 16px}
.pos{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:14px;
}
.kpi{font-size:22px;font-weight:750}
.kpi small{font-size:13px;color:var(--muted);font-weight:600}
.mono{font-family:var(--mono)}
.sidebar-footer{
  margin-top:auto;
  padding:12px 10px 4px;
  border-top:1px solid rgba(31,43,74,.9);
}
.powered{
  color:var(--text);
  border-bottom:1px dotted rgba(169,182,218,.55);
}
.powered:hover{border-bottom-color:rgba(77,163,255,.75)}

.auth-shell{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:28px 18px;
}
.auth-grid{
  width:min(1080px, 100%);
  display:grid;
  grid-template-columns:1.15fr .85fr;
  gap:16px;
  align-items:stretch;
}
.auth-grid.compact{grid-template-columns:1fr;max-width:560px}
.auth-hero{
  border:1px solid rgba(31,43,74,.9);
  background:linear-gradient(180deg, rgba(18,28,51,.82), rgba(17,26,46,.62));
  border-radius:var(--radius);
  box-shadow:var(--shadow);
  padding:22px;
  display:flex;
  flex-direction:column;
}
.auth-hero h1{margin:12px 0 0;font-size:22px}
.auth-lead{color:var(--muted);line-height:1.45;margin:10px 0 0}
.auth-hero-top{display:flex;align-items:center;justify-content:flex-start}
.auth-features{display:grid;gap:10px;margin-top:16px}
.feat{display:flex;gap:10px;align-items:flex-start;padding:12px;border-radius:var(--radius-sm);border:1px solid rgba(31,43,74,.9);background:rgba(11,18,32,.35)}
.feat strong{display:block}
.feat-dot{width:10px;height:10px;border-radius:999px;background:rgba(77,163,255,.85);margin-top:5px;box-shadow:0 0 0 4px rgba(77,163,255,.12)}
.feat-dot.ok{background:rgba(53,208,127,.95);box-shadow:0 0 0 4px rgba(53,208,127,.12)}
.feat-dot.warn{background:rgba(255,176,32,.95);box-shadow:0 0 0 4px rgba(255,176,32,.12)}
.auth-hero-foot{margin-top:auto;padding-top:14px}
.auth-card{
  border:1px solid rgba(31,43,74,.9);
  background:rgba(18,28,51,.82);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.auth-card-inner{padding:22px}
.auth-title{font-size:18px;font-weight:750}
.auth-foot{margin-top:14px;font-size:12px}

@media (max-width: 980px){
  .layout{grid-template-columns:1fr}
  .sidebar{height:auto;position:relative;border-right:none;border-bottom:1px solid var(--border)}
  table{min-width:680px}
  .pos{grid-template-columns:1fr}
  .grid.cols-4{grid-template-columns:repeat(2, minmax(0, 1fr))}
  .form.two{grid-template-columns:1fr}
  .auth-grid{grid-template-columns:1fr}
}