:root{
  --bg:#0f172a;
  --panel:#111c33;
  --panel2:#17243f;
  --text:#eaf1ff;
  --muted:#94a3b8;
  --accent:#3b82f6;
  --accent-strong:#2563eb;
  --border:#dbe3ee;
  --danger:#b42318;
  --ok:#15803d;
  --surface:#ffffff;
  --surface-soft:#f8fafc;
  --page:#f1f5f9;
  --ink:#172033;
  --radius:16px;
  --shadow:0 12px 35px rgba(15,23,42,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  background:var(--page);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto}
a{color:var(--accent-strong);text-underline-offset:3px}
a:hover{color:#1d4ed8}
.container{width:100%;max-width:1180px;margin-inline:auto;padding-inline:24px}
.site-header{
  background:var(--bg);
  color:var(--text);
  position:relative;
  z-index:100;
  box-shadow:0 1px 0 rgba(255,255,255,.08);
}
.topbar{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{
  color:inherit;
  font-weight:800;
  text-decoration:none;
  font-size:1.18rem;
  letter-spacing:-.02em;
}
.nav{display:flex;gap:16px;align-items:center;flex-wrap:wrap}
.nav a{color:#dce7fa;text-decoration:none;font-weight:650}
.nav a:hover{color:#fff}
.hero{
  background:
    radial-gradient(circle at 80% 20%,rgba(59,130,246,.28),transparent 30%),
    linear-gradient(135deg,#0f172a,#172554 70%,#1e3a8a);
  color:#fff;
  padding:88px 0;
}
.hero h1{
  max-width:900px;
  margin:0 0 20px;
  font-size:clamp(2.3rem,5vw,4.5rem);
  line-height:1.04;
  letter-spacing:-.045em;
}
.hero p{max-width:760px;color:#cad7ec;font-size:1.16rem}
.button,button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.4rem;
  border:1px solid transparent;
  border-radius:10px;
  background:var(--accent-strong);
  color:#fff;
  padding:10px 16px;
  min-height:42px;
  font:inherit;
  font-weight:750;
  text-decoration:none;
  cursor:pointer;
  transition:transform .12s ease,box-shadow .12s ease,background .12s ease;
}
.button:hover,button:hover{background:#1d4ed8;color:#fff;box-shadow:0 7px 18px rgba(37,99,235,.22)}
.button:active,button:active{transform:translateY(1px)}
button:disabled{opacity:.55;cursor:not-allowed;box-shadow:none}
.button.secondary{background:#fff;color:#334155;border-color:#cbd5e1}
.section{padding:64px 0}
.section h2{font-size:clamp(1.6rem,3vw,2.1rem);margin-top:0;letter-spacing:-.025em}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.card{
  background:var(--surface);
  border:1px solid #e2e8f0;
  border-radius:var(--radius);
  padding:24px;
  box-shadow:var(--shadow);
}
.card h2,.card h3{margin-top:0}
.dark-card{background:var(--panel);color:var(--text);border-color:#263654}
.muted{color:#64748b}
.dark-card .muted{color:var(--muted)}
.footer{background:var(--bg);color:#a8b7cd;padding:30px 0}
.wrap{max-width:1180px;margin:36px auto;padding:0 24px}
form.card{max-width:820px}
label{display:block;font-weight:700;margin:14px 0 6px;color:#334155}
input,textarea,select{
  width:100%;
  padding:10px 12px;
  border:1px solid #cbd5e1;
  border-radius:9px;
  font:inherit;
  color:#172033;
  background:#fff;
  transition:border-color .15s,box-shadow .15s;
}
input:focus,textarea:focus,select:focus{
  outline:none;
  border-color:#60a5fa;
  box-shadow:0 0 0 3px rgba(59,130,246,.14);
}
textarea{min-height:120px;resize:vertical}
.bad,.msg,.good{
  border-radius:10px;
  padding:12px 14px;
  border:1px solid transparent;
}
.bad{color:#8a1c1c;background:#fff0f0;border-color:#fecaca}
.msg,.good{color:#17633a;background:#ecfdf3;border-color:#bbf7d0}
.kpi{font-size:2rem;font-weight:850;letter-spacing:-.04em}
.table-wrap{overflow:auto;border:1px solid #e2e8f0;border-radius:12px}
.table{width:100%;border-collapse:collapse;background:#fff}
.table th,.table td{text-align:left;padding:12px 14px;border-bottom:1px solid #e5eaf2}
.table th{background:#f8fafc;font-size:.86rem;color:#475569;text-transform:uppercase;letter-spacing:.04em}
.badge{display:inline-flex;padding:3px 9px;border-radius:999px;background:#edf2f7;font-size:.82rem;font-weight:750}
.badge.ok{background:#dcfce7;color:#166534}
.badge.bad{background:#fee2e2;color:#991b1b}
@media(max-width:760px){
  .container,.wrap{padding-inline:16px}
  .hero{padding:58px 0}
  .section{padding:44px 0}
  .topbar{align-items:flex-start;flex-direction:column;padding-block:16px}
  .nav{width:100%}
}