* { margin: 0; padding: 0; box-sizing: border-box; }
:root {
  --bg: #0b1020; --bg2: #111a33; --card: #16203c;
  --fg: #e8ecf7; --muted: #9aa7c7; --accent: #4f8cff; --accent2: #38d39f;
  --border: #23304f;
}
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg); color: var(--fg); line-height: 1.6;
}
.wrap { max-width: 980px; margin: 0 auto; padding: 0 24px; }
header {
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #0d1330 0%, var(--bg) 100%);
}
nav { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; gap: 16px; }
.brand { font-weight: 700; font-size: 1.25rem; letter-spacing: .5px; text-decoration: none; color: var(--fg); }
.brand span { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
nav a { color: var(--muted); text-decoration: none; font-size: .92rem; }
nav a:hover { color: var(--fg); }
.hero { padding: 80px 0 72px; text-align: center; }
.hero .tag {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  border: 1px solid var(--border); color: var(--accent2);
  font-size: .82rem; letter-spacing: 1px; text-transform: uppercase; margin-bottom: 22px;
}
h1 { font-size: 2.6rem; line-height: 1.15; margin-bottom: 16px; }
.hero p { color: var(--muted); font-size: 1.15rem; max-width: 640px; margin: 0 auto; }
h2 { font-size: 1.7rem; margin-bottom: 10px; }
.section { padding: 64px 0; }
.section > .wrap > p.sub { color: var(--muted); margin-bottom: 34px; max-width: 700px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 18px; }
.card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 22px; transition: transform .15s ease, border-color .15s ease;
}
.card:hover { transform: translateY(-3px); border-color: var(--accent); }
.card .ico { font-size: 1.6rem; margin-bottom: 10px; }
.card h3 { font-size: 1.05rem; margin-bottom: 8px; }
.card p { color: var(--muted); font-size: .92rem; }
.badge {
  display: inline-block; margin-top: 12px; font-size: .75rem;
  color: var(--accent2); border: 1px solid #2a4d41; border-radius: 999px; padding: 3px 10px;
}
.page { padding: 64px 0 80px; }
.page h1 { margin-bottom: 8px; }
.page .updated { color: var(--muted); font-size: .86rem; margin-bottom: 32px; }
.prose { color: var(--fg); max-width: 780px; }
.prose h2 { font-size: 1.35rem; margin-top: 32px; margin-bottom: 10px; }
.prose p { color: var(--muted); margin-bottom: 14px; }
.prose ul, .prose ol { color: var(--muted); margin: 0 0 14px 22px; }
.prose li { margin-bottom: 6px; }
.prose a { color: var(--accent); }
.prose .note {
  background: var(--card); border: 1px solid var(--border); border-left: 3px solid var(--accent2);
  border-radius: 8px; padding: 14px 16px; margin: 18px 0; color: var(--muted); font-size: .92rem;
}
.prose .ph { background: #2a1f0e; border: 1px solid #6b4a1f; border-radius: 6px; padding: 2px 8px; color: #f0b45a; font-size: .88rem; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 18px; }
.contact-card { background: var(--card); border: 1px solid var(--border); border-radius: 12px; padding: 22px; }
.contact-card .ico { font-size: 1.5rem; margin-bottom: 10px; }
.contact-card h3 { font-size: 1rem; margin-bottom: 6px; }
.contact-card p { color: var(--muted); font-size: .92rem; }
.contact-card a { color: var(--accent); text-decoration: none; }
.contact-card a:hover { text-decoration: underline; }
footer { border-top: 1px solid var(--border); padding: 26px 0; color: var(--muted); font-size: .86rem; }
footer .wrap { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
footer nav { display: flex; gap: 16px; padding: 0; }
footer nav a { color: var(--muted); text-decoration: none; }
footer nav a:hover { color: var(--fg); }
@media (max-width: 640px) {
  h1 { font-size: 2rem; }
  .hero { padding: 56px 0 48px; }
  nav { flex-direction: column; align-items: flex-start; }
}