:root {
  color-scheme: dark;
  --bg: #0b1020;
  --panel: #121a2d;
  --panel-light: #18233a;
  --text: #f4f7ff;
  --muted: #aab6ce;
  --accent: #8bafff;
  --accent-strong: #5f8fff;
  --border: rgba(193, 210, 255, .15);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; min-height: 100vh; background: radial-gradient(ellipse at 50% 0%, #1a2b4e 0, var(--bg) 52%);
  color: var(--text); font: 16px/1.65 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
a { color: var(--accent); }
a:hover { color: #c4d5ff; }
.site-header {
  width: min(1100px, calc(100% - 40px)); margin: 0 auto; padding: 24px 0;
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.brand { color: var(--text); text-decoration: none; font-size: 1.15rem; font-weight: 800; letter-spacing: -.03em; }
nav { display: flex; gap: 22px; }
nav a { color: var(--muted); text-decoration: none; font-weight: 600; }
nav a[aria-current="page"], nav a:hover { color: var(--text); }
.container { width: min(850px, calc(100% - 40px)); margin: 0 auto; }
.hero { padding: clamp(55px, 10vw, 105px) 0 70px; }
.eyebrow { color: var(--accent); font-size: .78rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin: 8px 0 12px; font-size: clamp(3rem, 8vw, 5.7rem); line-height: 1.02; letter-spacing: -.065em; }
.hero-copy { max-width: 550px; color: var(--muted); font-size: 1.2rem; }
.primary-link, button {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  border: 0; border-radius: 12px; padding: 12px 18px; background: var(--accent-strong);
  color: #fff; text-decoration: none; font: inherit; font-weight: 750; cursor: pointer;
  transition: transform .18s ease, background .18s ease;
}
.primary-link:hover, button:hover { color: #fff; background: #739cff; transform: translateY(-2px); }
.content-section { padding: 28px 30px; margin: 0 0 20px; background: rgba(18, 26, 45, .88); border: 1px solid var(--border); border-radius: 20px; }
h2 { margin: 0 0 10px; font-size: 1.45rem; letter-spacing: -.025em; }
h2 a { color: var(--text); text-decoration-color: var(--accent); text-underline-offset: 5px; }
.content-section p { margin: 0; color: var(--muted); }
.email-form { display: grid; gap: 10px; margin-top: 20px; }
.email-form label { font-weight: 700; }
textarea { width: 100%; resize: vertical; border: 1px solid var(--border); border-radius: 12px; padding: 13px 14px; background: #0b1222; color: var(--text); font: inherit; }
textarea:focus { outline: 2px solid var(--accent); outline-offset: 2px; }
.email-form button { justify-self: start; }
.content-section .form-note { margin-top: 10px; font-size: .88rem; }
.site-footer { width: min(1100px, calc(100% - 40px)); margin: 55px auto 0; padding: 22px 0 30px; display: flex; justify-content: space-between; gap: 20px; color: #7887a3; font-size: .85rem; border-top: 1px solid var(--border); }
@media (max-width: 600px) {
  .site-header { align-items: flex-start; flex-direction: column; gap: 12px; }
  .content-section { padding: 22px; }
  .site-footer { flex-direction: column; gap: 5px; }
}