:root{
  --bg0:#F7F9FC;
  --bg1:#EEF3FB;
  --surface:#FFFFFF;
  --surface2:#F3F6FB;
  --text:#0B1220;
  --muted:#5A6B86;
  --line:rgba(15,23,42,.12);
  --shadow: 0 12px 32px rgba(15,23,42,.10);
  --primary:#2563EB;
  --primary2:#06B6D4;
}

*{ font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif; }
body{
  background:
    radial-gradient(900px 600px at 10% -10%, rgba(37,99,235,.12), transparent 60%),
    radial-gradient(900px 600px at 90% 0%, rgba(6,182,212,.10), transparent 55%),
    linear-gradient(180deg, var(--bg0), var(--bg1));
  color: var(--text);
}

.skip-link{
  position:absolute; left:-9999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left:12px; top:12px; width:auto; height:auto; padding:10px 12px;
  background:#fff; color:#111; border-radius:10px; z-index:9999;
}

.nav-glass{
  backdrop-filter: blur(14px);
  background: rgba(255,255,255,.72);
  border-bottom: 1px solid var(--line);
}
.navbar .nav-link{
  color: rgba(11,18,32,.78);
  border-radius: 10px;
  padding: .5rem .75rem;
}
.navbar .nav-link:hover{ background: rgba(37,99,235,.08); color: #0B1220; }
.navbar .nav-link.active{ background: rgba(37,99,235,.12); color:#0B1220; }

.brand-mark{
  width: 32px; height: 32px;
  display:inline-flex; align-items:center; justify-content:center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  color: #ffffff;
  font-weight: 800;
  letter-spacing: .02em;
}

.hero{
  padding: 72px 0 48px;
}
.hero-card{
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,.92), rgba(255,255,255,.78));
  border-radius: 18px;
  overflow:hidden;
  box-shadow: var(--shadow);
}
.hero-badge{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.75);
  color: rgba(11,18,32,.86);
  font-weight: 600;
  font-size: 14px;
}
.gradient-text{
  background: linear-gradient(135deg, #0B1220, rgba(37,99,235,.95), rgba(6,182,212,.95));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.section{
  padding: 56px 0;
}
.section-title{
  font-weight: 800;
  letter-spacing: -0.02em;
}
.lead-muted{
  color: var(--muted);
}

.cardx{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.92);
  border-radius: 16px;
  padding: 18px;
  height: 100%;
  box-shadow: 0 10px 24px rgba(15,23,42,.06);
}
.cardx .meta{
  color: var(--muted);
  font-size: 13px;
}
.icon-bubble{
  width: 44px; height: 44px;
  display:flex; align-items:center; justify-content:center;
  border-radius: 14px;
  background: rgba(37,99,235,.10);
  border: 1px solid rgba(37,99,235,.18);
  color: rgba(37,99,235,.95);
}

.btn-primary{
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  border: none;
}
.btn-primary:hover{ filter: brightness(1.05); }
.btn-outline-light{
  border-color: rgba(37,99,235,.30);
  color: rgba(37,99,235,.92);
  background: rgba(255,255,255,.65);
}
.btn-outline-light:hover{
  background: rgba(37,99,235,.08);
  border-color: rgba(37,99,235,.35);
  color: rgba(37,99,235,.98);
}

.ref-card{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.92);
  border-radius: 14px;
  padding: 14px 14px;
  display:flex;
  gap: 10px;
  align-items:flex-start;
  box-shadow: 0 10px 20px rgba(15,23,42,.06);
}
.ref-dot{
  width:10px; height:10px;
  margin-top: 6px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary2));
  flex: 0 0 auto;
}
.footer{
  border-top: 1px solid var(--line);
  background: #0B1220;
}
.footer a{
  color: rgba(255,255,255,.80);
  text-decoration: none;
}
.footer a:hover{ color:#fff; text-decoration: underline; }
.footer .text-secondary{ color: rgba(255,255,255,.65) !important; }
.footer-title{
  font-weight: 700;
  margin-bottom: 10px;
}
.tag{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.06);
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 13px;
  color: rgba(255,255,255,.80);
}

.form-control, .form-select{
  background: rgba(255,255,255,.95);
  border: 1px solid rgba(15,23,42,.16);
  color: #0B1220;
}
.form-control:focus, .form-select:focus{
  background: rgba(255,255,255,.98);
  border-color: rgba(6,182,212,.55);
  box-shadow: 0 0 0 .25rem rgba(6,182,212,.18);
  color:#0B1220;
}
.form-control::placeholder{ color: rgba(90,107,134,.75); }

.alert{
  border: 1px solid var(--line);
  background: rgba(255,255,255,.92);
  color: rgba(11,18,32,.9);
}

.hero-illustration{
  width: 100%;
  height: auto;
  display:block;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: rgba(255,255,255,.85);
  box-shadow: var(--shadow);
}