* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: #08111f;
  color: #f4f7fb;
  font-family: system-ui, -apple-system, sans-serif;
  line-height: 1.6;
}
header {
  min-height: 76px;
  padding: 18px 7%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  border-bottom: 1px solid #1d2b40;
}
.logo { color: white; text-decoration: none; font-weight: 900; letter-spacing: 1px; }
.logo span { color: #38bdf8; }
nav { display: flex; flex-wrap: wrap; gap: 22px; }
nav a { color: #c4d0df; text-decoration: none; font-size: 14px; }
nav a:hover { color: #38bdf8; }
.hero {
  padding: 110px 8% 100px;
  text-align: center;
  background: radial-gradient(ellipse at top, #15365a, #08111f 68%);
}
.tag, .symbol { color: #38bdf8; font-size: 12px; font-weight: 800; letter-spacing: 2px; }
h1 { font-size: clamp(38px, 7vw, 68px); line-height: 1.12; margin: 22px 0; }
h1 span { color: #38bdf8; }
.hero p, .sub { color: #a9b9cc; max-width: 620px; margin: 0 auto 28px; }
.primary {
  display: inline-block;
  background: #0284c7;
  color: white;
  text-decoration: none;
  padding: 14px 24px;
  border-radius: 9px;
  font-weight: 750;
}
.primary:hover { background: #0369a1; }
.note { margin-top: 22px; color: #91a4ba; font-size: 13px; }
.section { padding: 75px 7%; text-align: center; }
h2 { font-size: clamp(27px, 4vw, 38px); margin: 0 0 10px; }
.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  margin-top: 38px;
  text-align: left;
}
.cards article {
  background: #101e30;
  border: 1px solid #263b54;
  border-radius: 15px;
  padding: 28px;
}
.cards h3 { margin: 15px 0 8px; font-size: 20px; }
.cards p { color: #a9b9cc; font-size: 14px; }
.cards strong { color: #38bdf8; font-size: 14px; }
.featured { border-color: #0284c7 !important; }
.plans { background: #0b1727; }
.contact { padding: 75px 7%; text-align: center; background: #10243a; }
.contact p { color: #b7c6d8; max-width: 600px; margin: 12px auto 24px; }
.status { color: #7dd3fc; font-size: 13px; }
footer {
  padding: 30px 7%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  color: #91a4ba;
  font-size: 13px;
}
@media(max-width:700px) {
  header { align-items: flex-start; flex-direction: column; }
  nav { gap: 15px; }
  .hero { padding: 80px 7%; }
  .cards { grid-template-columns: 1fr; }
  footer { flex-direction: column; align-items: flex-start; }
}