:root{
  --bg:#0e1014;
  --panel:#111318;
  --panel-2:#0e1116;
  --border:#1f2430;
  --border-2:#2a2f3a;
  --text:#f1f5f9;
  --muted:#94a3b8;
  --link:#c7d2fe;
  --accent:#22c55e;
  --shadow:0 6px 24px rgba(0,0,0,.25);
  --radius:14px;
}

*{box-sizing:border-box}

html,body{height:100%}
body{
  margin:0;
  font-family:system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
}

/* Layout */
.container{max-width:980px;margin:0 auto;padding:24px}
.grid{display:grid;gap:16px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media (max-width:900px){
  .container{padding:16px}
  .grid-2,.grid-3{grid-template-columns:1fr}
}

/* Card */
.card{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:20px;
  box-shadow:var(--shadow);
}

/* Header / Nav */
header.card{
  position:sticky;
  top:0;
  z-index:10;
  backdrop-filter:blur(8px);
}
nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  align-items:center;
  margin:0;
}
nav a, .nav-btn{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:8px 10px;
  border-radius:10px;
  border:1px solid transparent;
  color:var(--link);
  text-decoration:none;
  line-height:1;
}
nav a:hover, .nav-btn:hover{
  background:#101826;
  border-color:#24324a;
}
nav a:focus-visible, .nav-btn:focus-visible{
  outline:2px solid rgba(34,197,94,.5);
  outline-offset:2px;
}
nav a.active{
  background:#101826;
  border-color:#24324a;
  color:#e2e8f0;
}
.nav-form{display:inline}
.nav-btn{
  background:none;
  border:0;
  cursor:pointer;
  font:inherit;
}

/* Typography */
h1,h2,h3{margin:0 0 10px 0}
h2{font-size:18px}
label{color:var(--muted);font-size:13px}

/* Buttons */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:10px 14px;
  border-radius:10px;
  border:1px solid var(--border-2);
  text-decoration:none;
  color:var(--text);
  background:transparent;
  cursor:pointer;
}
.btn:hover{border-color:#3a4252}
.btn-primary{
  background:var(--accent);
  border-color:#16a34a;
  color:#0a0a0a;
  font-weight:700;
}
.btn-primary:hover{filter:brightness(1.05)}

/* Inputs */
.input{
  width:100%;
  padding:10px 12px;
  border:1px solid #303642;
  border-radius:10px;
  background:var(--panel-2);
  color:var(--text);
}
.input:focus, textarea.input:focus{
  outline:2px solid rgba(34,197,94,.35);
  border-color:rgba(34,197,94,.6);
}
textarea.input{resize:vertical;min-height:88px}
.kpi{display:flex;flex-direction:column;gap:8px}

/* Badges */
.badge{
  display:inline-block;
  padding:4px 8px;
  background:#1b2331;
  border-radius:999px;
  border:1px solid #303a4a;
  color:#cbd5e1;
  font-size:12px;
}

/* Tables (mobile friendly) */
.table-wrap{overflow:auto;-webkit-overflow-scrolling:touch}
table{width:100%;border-collapse:collapse;min-width:720px}
td,th{border-bottom:1px solid #222;padding:8px;text-align:left;white-space:nowrap}
th{color:#cbd5e1;font-weight:600}

/* Small helpers */
a{color:var(--link)}