@font-face { font-family: "Poppins"; src: url("fonts/Poppins-Regular.ttf") format("truetype"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Poppins"; src: url("fonts/Poppins-Medium.ttf") format("truetype"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Poppins"; src: url("fonts/Poppins-SemiBold.ttf") format("truetype"); font-weight: 600; font-display: swap; }

:root {
  --bg: #000000;
  --surface: #1f1e1e;
  --text: #ffffff;
  --text-2: rgba(255, 255, 255, 0.7);
  --text-3: rgba(255, 255, 255, 0.5);
  --line: rgba(255, 255, 255, 0.1);
  --accent: #76fce1;
  --accent-2: #b0fecc;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Poppins", system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.65;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 760px; margin: 0 auto; padding: 0 16px; }

header.top { border-bottom: 1px solid var(--line); }
header.top .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 64px; }
.brand { color: var(--text); font-weight: 600; font-size: 17px; white-space: nowrap; display: flex; align-items: center; gap: 10px; }
.brand:hover { text-decoration: none; }
.brand .mark { width: 28px; height: 28px; border-radius: 8px; background: var(--accent); color: #000; display: grid; place-items: center; font-size: 16px; }
nav.links { display: flex; gap: 20px; font-size: 14px; }
nav.links a { color: var(--text-2); }
nav.links a[aria-current="page"] { color: var(--text); }

main { padding: 48px 0 64px; }
h1 { font-size: 34px; line-height: 1.2; font-weight: 600; margin: 0 0 8px; }
h2 { font-size: 21px; line-height: 1.3; font-weight: 600; margin: 40px 0 12px; }
h3 { font-size: 17px; font-weight: 600; margin: 24px 0 8px; }
p, li { color: var(--text-2); }
strong { color: var(--text); font-weight: 500; }
ul { padding-left: 20px; }
li { margin: 6px 0; }
.meta { color: var(--text-3); font-size: 14px; margin: 0 0 32px; }

.note { background: var(--surface); border-radius: 16px; padding: 20px 24px; margin: 24px 0; }
.note p { margin: 0; }

table { width: 100%; border-collapse: collapse; font-size: 14px; margin: 16px 0; }
th, td { text-align: left; padding: 10px 12px 10px 0; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--text); font-weight: 500; }
td { color: var(--text-2); }
.table-scroll { overflow-x: auto; }

/* Главная */
.hero { padding: 40px 0 8px; }
.hero h1 { font-size: 44px; }
.hero .lead { font-size: 19px; color: var(--text-2); max-width: 560px; }
.badge { display: inline-block; margin-top: 24px; padding: 12px 20px; border-radius: 999px; background: var(--accent); color: #000; font-weight: 600; font-size: 15px; }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 40px 0; }
.card { background: var(--surface); border-radius: 16px; padding: 20px; }
.card h3 { margin: 0 0 6px; }
.card p { margin: 0; font-size: 14px; }

details { background: var(--surface); border-radius: 16px; padding: 16px 20px; margin: 10px 0; }
summary { cursor: pointer; font-weight: 500; color: var(--text); }
details p { margin: 10px 0 0; }

footer { border-top: 1px solid var(--line); padding: 24px 0 40px; font-size: 13px; color: var(--text-3); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer a { color: var(--text-3); }
footer .flinks { display: flex; flex-wrap: wrap; gap: 8px 16px; }

@media (max-width: 640px) {
  nav.links { gap: 14px; }
  h1 { font-size: 28px; }
  .hero h1 { font-size: 34px; }
  .cards { grid-template-columns: 1fr; }
  main { padding: 32px 0 48px; }
}