:root {
  --red: #EF3124;
  --ink: #14161A;
  --muted: #5B606B;
  --line: #E7E9ED;
  --bg: #FFFFFF;
  --surface: #F6F7F9;
  --grad: linear-gradient(135deg, #2F6BFF 0%, #8A5BFF 45%, #FF7A29 100%);
}

* { box-sizing: border-box; -webkit-text-size-adjust: 100%; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--red); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 20px 64px;
}

header.top {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  color: #fff;
  padding: 28px 20px 26px;
  text-align: center;
}
header.top::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 4px;
  background: var(--grad);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
}
.brand .mark {
  width: 26px; height: 26px;
  border-radius: 7px;
  background: var(--red);
  display: inline-block;
  position: relative;
}
.brand .mark::before {
  content: "";
  position: absolute; inset: 7px;
  border-radius: 2px;
  background: #fff;
  -webkit-mask: repeating-linear-gradient(90deg, #000 0 3px, transparent 3px 5px);
          mask: repeating-linear-gradient(90deg, #000 0 3px, transparent 3px 5px);
}
header.top .tag {
  margin-top: 6px;
  font-size: 13px;
  color: #B9BDC6;
}

nav.crumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  padding: 16px 20px 0;
  font-size: 14px;
}
nav.crumbs a {
  color: var(--muted);
  padding: 6px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
}
nav.crumbs a.active {
  color: #fff;
  background: var(--red);
  border-color: var(--red);
}

h1 {
  font-size: 30px;
  letter-spacing: -0.02em;
  margin: 28px 0 6px;
}
h2 {
  font-size: 21px;
  margin: 34px 0 8px;
  letter-spacing: -0.01em;
}
.updated {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 8px;
}
p, ul, ol { margin: 12px 0; }
li { margin: 6px 0; }

.lead {
  font-size: 18px;
  color: var(--ink);
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 20px 22px;
  margin: 20px 0;
}

.btn {
  display: inline-block;
  background: var(--red);
  color: #fff !important;
  font-weight: 700;
  padding: 13px 22px;
  border-radius: 12px;
  text-decoration: none !important;
}

.disclaimer {
  font-size: 14px;
  color: var(--muted);
  border-top: 1px solid var(--line);
  margin-top: 36px;
  padding-top: 18px;
}

footer.foot {
  text-align: center;
  color: var(--muted);
  font-size: 13px;
  padding: 28px 20px 40px;
}
footer.foot a { color: var(--muted); }