:root {
  color-scheme: dark;
  --bg: #0b0909;
  --surface: #181414;
  --text: #fffafa;
  --muted: #bfb4b4;
  --accent: #ff5865;
  --line: #403636;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font:
    17px/1.65 -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
}
header,
main,
footer {
  width: min(100% - 40px, 720px);
  margin-inline: auto;
}
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-block: 28px;
}
.brand {
  color: var(--text);
  font-size: 19px;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-decoration: none;
}
.brand span {
  color: var(--accent);
}
.label,
.hint {
  color: var(--muted);
  font-size: 14px;
}
main {
  padding-block: 42px 16px;
}
.eyebrow {
  color: var(--accent);
  font-size: 12px;
  font-weight: 750;
  letter-spacing: 0.13em;
}
h1 {
  font-size: clamp(44px, 9vw, 72px);
  line-height: 1.05;
  letter-spacing: -0.045em;
  margin: 22px 0;
}
.intro {
  max-width: 570px;
  font-size: 19px;
  color: var(--muted);
}
a {
  color: var(--accent);
  text-underline-offset: 4px;
  overflow-wrap: anywhere;
}
a:focus-visible,
summary:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 6px;
}
.contact {
  display: inline-flex;
  align-items: center;
  gap: 20px;
  min-height: 52px;
  margin-top: 18px;
  padding: 13px 20px;
  border-radius: 14px;
  background: #b5192d;
  color: #fff;
  font-size: clamp(17px, 4.5vw, 22px);
  font-weight: 700;
  text-decoration: none;
}
.contact:hover {
  background: #cb2037;
}
section {
  margin-top: 44px;
}
h2 {
  font-size: 23px;
  line-height: 1.3;
  letter-spacing: -0.025em;
  margin-bottom: 16px;
}
p {
  margin-block: 12px;
}
.notice {
  padding: 16px 18px;
  border-left: 3px solid var(--accent);
  background: var(--surface);
  color: var(--muted);
  font-size: 15px;
}
details {
  border-bottom: 1px solid var(--line);
  padding-block: 8px;
}
summary {
  padding-block: 14px;
  cursor: pointer;
  font-weight: 650;
}
details p {
  color: var(--muted);
  padding-bottom: 8px;
}
footer {
  margin-top: 48px;
  padding-block: 22px 40px;
  border-top: 1px solid var(--line);
  font-size: 14px;
  color: var(--muted);
}
.skip {
  position: absolute;
  top: -100px;
  padding: 12px;
  background: var(--text);
  color: var(--bg);
}
.skip:focus {
  top: 8px;
  left: 8px;
  z-index: 1;
}
@media (max-width: 380px) {
  header {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }
  main {
    padding-top: 24px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}