:root {
  --rj-navy: #0a1028;
  --rj-blue: #0099ff;
  --rj-blue-dark: #007acc;
  --rj-blue-deep: #004c8c;
  --text: #0a1628;
  --muted: #5a6b85;
  --surface: #f2f6fb;
  --card: #ffffff;
  --line: #d0dce8;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: var(--text);
  background: var(--surface);
}

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

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  background: linear-gradient(135deg, #004c8c, #007acc 45%, #33c4ff);
  color: #fff;
}

.topbar .logo {
  color: #fff;
  font-weight: 700;
  font-size: 1.25rem;
  text-decoration: none;
}

.topbar nav {
  display: flex;
  gap: 1.25rem;
}

.topbar nav a {
  color: rgba(255, 255, 255, 0.92);
  text-decoration: none;
  font-size: 0.95rem;
}

.hero {
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.12), transparent 40%),
    linear-gradient(135deg, #004c8c, #007acc 50%, #33c4ff);
  color: #fff;
  padding: 4.5rem 1.5rem 4rem;
}

.hero-inner {
  max-width: 720px;
  margin: 0 auto;
}

.brand {
  margin: 0 0 0.75rem;
  font-size: clamp(2.4rem, 6vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 600;
  line-height: 1.25;
}

.lead {
  margin: 0 0 1.5rem;
  max-width: 36rem;
  font-size: 1.05rem;
  line-height: 1.5;
  color: rgba(255, 255, 255, 0.9);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.7rem 1.2rem;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none !important;
  border: none;
  cursor: pointer;
}

.btn-primary {
  background: #fff;
  color: var(--rj-blue-deep);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.16);
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.35);
}

.section {
  max-width: 860px;
  margin: 0 auto;
  padding: 3rem 1.5rem 0;
}

.section-last { padding-bottom: 3.5rem; }

.section h2 {
  margin: 0 0 0.4rem;
  font-size: 1.5rem;
}

.section-lead {
  margin: 0 0 1.25rem;
  color: var(--muted);
}

.muted { color: var(--muted); }

.download-grid {
  display: grid;
  gap: 0.85rem;
}

.download-item {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1rem 1.1rem;
}

.download-item h3 {
  margin: 0 0 0.25rem;
  font-size: 1.05rem;
}

.download-item p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.download-item .btn-primary {
  background: var(--rj-blue);
  color: #fff;
  white-space: nowrap;
}

.steps {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--text);
  line-height: 1.7;
}

.site-footer {
  border-top: 1px solid var(--line);
  padding: 1.25rem 1.5rem 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.9rem;
}

@media (max-width: 640px) {
  .download-item {
    flex-direction: column;
    align-items: stretch;
  }
}