:root {
  --bg: #000;
  --card: #17191f;
  --text: #fff;
  --dim: rgba(255,255,255,.62);
  --cyan: #4dd9ff;
  --green: #59f273;
  --amber: #ffa61a;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.55 -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}
.wrap { max-width: 720px; margin: 0 auto; padding: 0 20px 56px; }
header.top { display: flex; align-items: center; gap: 14px; padding: 28px 0 8px; }
header.top img { width: 56px; height: 56px; border-radius: 13px; }
header.top .name { font-size: 22px; font-weight: 700; letter-spacing: .2px; }
header.top .tag { color: var(--dim); font-size: 14px; }
nav { display: flex; gap: 18px; padding: 10px 0 22px; border-bottom: 1px solid #262a33; margin-bottom: 8px; font-size: 15px; }
nav a { color: var(--cyan); text-decoration: none; }
nav a:hover { text-decoration: underline; }
h1 { font-size: 30px; line-height: 1.2; margin: 28px 0 10px; }
h2 { font-size: 13px; letter-spacing: 1.4px; text-transform: uppercase; color: var(--cyan); margin: 34px 0 10px; }
p { margin: 0 0 14px; }
.lead { font-size: 19px; color: var(--dim); }
.card { background: var(--card); border-radius: 14px; padding: 16px 18px; margin: 12px 0; }
.card h3 { margin: 0 0 6px; font-size: 17px; }
.card p:last-child { margin-bottom: 0; }
ul { padding-left: 20px; margin: 0 0 14px; }
li { margin-bottom: 8px; }
a { color: var(--cyan); }
.btn { display: inline-block; background: var(--cyan); color: #000; font-weight: 600; padding: 12px 22px; border-radius: 12px; text-decoration: none; }
.note { color: var(--amber); font-size: 15px; }
.green { color: var(--green); }
footer { margin-top: 44px; padding-top: 18px; border-top: 1px solid #262a33; color: var(--dim); font-size: 14px; }