:root {
  --blue: #064dae;
  --sky: #58c5f4;
  --navy: #052a5b;
  --ink: #14213d;
  --muted: #5d6b82;
  --bg: #f6fbff;
  --card: #ffffff;
  --line: #dbe8f5;
  --gold: #f5b942;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Inter, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }

header {
  background: rgba(255,255,255,.96);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(10px);
}

.nav {
  max-width: 1120px;
  margin: 0 auto;
  padding: 14px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  color: var(--navy);
  letter-spacing: .04em;
}

.brand img {
  width: 46px;
  height: 46px;
  border-radius: 50%;
}

nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

nav a {
  color: var(--navy);
  font-weight: 800;
  font-size: 15px;
}

.hero {
  background:
    radial-gradient(circle at top right, rgba(88,197,244,.35), transparent 32%),
    radial-gradient(circle at bottom left, rgba(245,185,66,.18), transparent 28%),
    linear-gradient(135deg, #ffffff 0%, #eaf7ff 100%);
  padding: 72px 22px;
}

.hero-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 42px;
  align-items: center;
}

.kicker {
  color: var(--blue);
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: .12em;
  font-size: 14px;
  margin-bottom: 14px;
}

.hero h1 {
  font-size: clamp(44px, 7vw, 78px);
  line-height: .96;
  margin: 0 0 22px;
  color: var(--navy);
}

.hero p {
  font-size: 20px;
  max-width: 690px;
  color: var(--muted);
}

.hero-logo {
  width: 100%;
  max-width: 390px;
  justify-self: center;
  border-radius: 50%;
  box-shadow: 0 28px 80px rgba(5,42,91,.17);
}

.buttons {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 28px;
}

.button {
  display: inline-block;
  padding: 13px 20px;
  border-radius: 999px;
  background: var(--blue);
  color: white;
  font-weight: 900;
  border: 2px solid var(--blue);
}

.button:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.button.secondary {
  background: white;
  color: var(--blue);
}

main section {
  max-width: 1120px;
  margin: 0 auto;
  padding: 52px 22px;
}

.section-title {
  font-size: 34px;
  line-height: 1.1;
  margin: 0 0 14px;
  color: var(--navy);
}

.section-intro {
  color: var(--muted);
  max-width: 780px;
  margin-bottom: 26px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 24px;
  box-shadow: 0 10px 36px rgba(5,42,91,.06);
}

.card h3 {
  margin-top: 0;
  color: var(--navy);
}

.card .tag {
  display: inline-block;
  margin-bottom: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  background: #eaf7ff;
  color: var(--blue);
  font-weight: 800;
  font-size: 13px;
}

.page-hero {
  max-width: 1120px;
  margin: 0 auto;
  padding: 64px 22px 28px;
}

.page-hero h1 {
  font-size: clamp(38px, 6vw, 62px);
  margin: 0 0 14px;
  color: var(--navy);
}

.page-hero p {
  color: var(--muted);
  max-width: 830px;
}

.list {
  display: grid;
  gap: 18px;
}

.item {
  background: white;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
}

.item h2, .item h3 {
  margin-top: 0;
  color: var(--navy);
}

.note {
  background: #eaf7ff;
  border-left: 5px solid var(--sky);
  padding: 18px 20px;
  border-radius: 14px;
}

.listen-band {
  background: var(--navy);
  color: white;
  border-radius: 26px;
  padding: 34px;
}

.listen-band h2 {
  margin-top: 0;
  color: white;
}

.listen-band p {
  color: #d7ecff;
}

.listen-band .button.secondary {
  background: transparent;
  color: white;
  border-color: white;
}

footer {
  background: var(--navy);
  color: white;
  padding: 34px 22px;
  margin-top: 40px;
}

footer .footer-inner {
  max-width: 1120px;
  margin: 0 auto;
}

footer a { color: var(--sky); }

@media (max-width: 800px) {
  .nav { align-items: flex-start; flex-direction: column; }
  nav { justify-content: flex-start; }
  .hero-inner { grid-template-columns: 1fr; }
  .hero-logo { max-width: 260px; }
  .grid { grid-template-columns: 1fr; }
}