:root {
  color: #f5f0e8;
  background: #0d0b09;
  font-family: "Noto Sans SC", sans-serif;
  font-synthesis: none;
  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  margin: 0;
  background:
    radial-gradient(circle at 86% 6%, rgba(204, 255, 0, .08), transparent 24rem),
    #0d0b09;
  color: #f5f0e8;
  line-height: 1.8;
}

a { color: inherit; }

a:focus-visible {
  outline: 3px solid #ccff00;
  outline-offset: 4px;
}

.site-header {
  position: sticky;
  z-index: 10;
  top: 0;
  display: flex;
  min-height: 64px;
  align-items: center;
  gap: 28px;
  padding: 10px max(20px, calc((100vw - 1080px) / 2));
  border-bottom: 1px solid #332b24;
  background: rgba(26, 22, 19, .94);
  backdrop-filter: blur(14px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.brand-mark {
  position: relative;
  display: inline-flex;
  width: 34px;
  height: 34px;
  flex: none;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-radius: 8px;
  background: #ccff00;
  box-shadow: 3px 3px 0 #ff2d6f;
}

.brand-mark i,
.brand-mark b {
  position: absolute;
  font-size: 22px;
  font-style: normal;
  font-weight: 900;
  line-height: 1;
}

.brand-mark i { color: #0d0d0d; transform: translate(2px, 2px); }
.brand-mark b { color: #fff; }

.brand > span:last-child {
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.brand strong { font-size: 20px; line-height: 1; }

.brand em {
  color: #b8ab97;
  font-family: "Noto Serif SC", serif;
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
}

.site-header nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
}

.site-header nav a {
  color: #c8bdae;
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
}

.site-header nav a:hover { color: #ccff00; }

main {
  width: min(100% - 40px, 900px);
  margin: 0 auto;
  padding: 52px 0 80px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 9px;
  margin-bottom: 34px;
  color: #8e8274;
  font-size: 12px;
}

.breadcrumb a { color: #ccff00; text-underline-offset: 4px; }

.hero {
  max-width: 780px;
  padding: 10px 0 46px;
  border-bottom: 2px solid #312a23;
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(38px, 7vw, 68px);
  font-weight: 900;
  letter-spacing: -.045em;
  line-height: 1.12;
}

.hero p {
  max-width: 720px;
  margin: 24px 0 0;
  color: #b8ab97;
  font-size: clamp(16px, 2.5vw, 20px);
  line-height: 1.75;
}

.content { max-width: 780px; }

.content section {
  padding: 44px 0;
  border-bottom: 1px solid #2b2520;
}

.content h2 {
  margin: 0 0 20px;
  color: #f5f0e8;
  font-family: "Noto Serif SC", serif;
  font-size: clamp(24px, 4vw, 32px);
  line-height: 1.35;
}

.content p { margin: 14px 0; color: #d0c6b8; font-size: 16px; }

.content .answer {
  position: relative;
  margin: 22px 0;
  padding: 20px 22px 20px 26px;
  border-left: 4px solid #ccff00;
  background: #1a1613;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
}

.content ul {
  display: grid;
  gap: 12px;
  margin: 20px 0;
  padding-left: 24px;
  color: #d0c6b8;
}

.content li::marker { color: #ff2d6f; font-weight: 900; }

.topic-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 42px 0 0;
  overflow: hidden;
  border: 1px solid #332b24;
  background: #332b24;
}

.topic-list a {
  min-height: 190px;
  padding: 26px;
  background: #16120f;
  text-decoration: none;
  transition: background .18s ease, color .18s ease;
}

.topic-list a:hover { background: #211b16; }

.topic-list a:last-child:nth-child(odd) {
  grid-column: 1 / -1;
  min-height: 150px;
}

.topic-list span {
  display: block;
  margin-bottom: 26px;
  color: #ccff00;
  font-family: "Space Grotesk", sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .16em;
}

.topic-list strong { display: block; font-size: 18px; }
.topic-list p { margin: 10px 0 0; color: #9f9282; font-size: 14px; }

.facts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 24px 0;
  border-top: 1px solid #332b24;
  border-left: 1px solid #332b24;
}

.facts div {
  min-height: 140px;
  padding: 22px;
  border-right: 1px solid #332b24;
  border-bottom: 1px solid #332b24;
}

.facts dt { color: #ccff00; font-size: 13px; font-weight: 900; }
.facts dd { margin: 10px 0 0; color: #d0c6b8; font-size: 15px; }

.steps {
  display: grid;
  gap: 0;
  margin: 24px 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.steps li {
  position: relative;
  min-height: 130px;
  padding: 24px 24px 24px 86px;
  border-top: 1px solid #332b24;
  counter-increment: step;
}

.steps li:last-child { border-bottom: 1px solid #332b24; }

.steps li::before {
  position: absolute;
  top: 24px;
  left: 12px;
  content: "0" counter(step);
  color: #ff2d6f;
  font-family: "Space Grotesk", sans-serif;
  font-size: 18px;
  font-weight: 700;
}

.steps strong { color: #fff; font-size: 18px; }
.steps p { margin: 8px 0 0; font-size: 15px; }
.steps.compact li { min-height: 112px; }

.comparison { overflow-x: auto; }

table {
  width: 100%;
  min-width: 650px;
  border-collapse: collapse;
  background: #16120f;
  font-size: 14px;
}

th,
td {
  padding: 17px 18px;
  border: 1px solid #332b24;
  text-align: left;
  vertical-align: top;
}

thead th { color: #ccff00; }
tbody th { width: 20%; color: #fff; }
td { color: #c8bdae; }

.faq { display: grid; gap: 0; }
.faq article { padding: 36px 0; border-bottom: 1px solid #2b2520; }
.faq article:first-child { padding-top: 0; }
.faq article h2 { font-size: 23px; }
.faq article .answer { margin-bottom: 0; }

.next-step {
  display: flex;
  align-items: center;
  gap: 18px;
  max-width: 780px;
  margin-top: 50px;
  padding: 24px;
  border: 1px solid #3b3129;
  background: #1a1613;
}

.next-step strong { margin-right: auto; }
.next-step a { color: #ccff00; font-size: 13px; font-weight: 700; text-underline-offset: 4px; }

body > footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px max(20px, calc((100vw - 1080px) / 2));
  border-top: 1px solid #332b24;
  color: #766b5f;
  font-family: "Space Grotesk", "Noto Sans SC", sans-serif;
  font-size: 11px;
  letter-spacing: .06em;
}

@media (max-width: 720px) {
  .site-header { align-items: flex-start; padding: 12px 16px; }
  .brand em { display: none; }
  .site-header nav { gap: 13px; padding-top: 8px; }
  .site-header nav a:nth-child(2),
  .site-header nav a:nth-child(4) { display: none; }
  main { width: min(100% - 32px, 900px); padding-top: 34px; }
  .hero { padding-bottom: 34px; }
  .content section { padding: 34px 0; }
  .topic-list,
  .facts { grid-template-columns: 1fr; }
  .topic-list a { min-height: 160px; }
  .topic-list a:last-child:nth-child(odd) { grid-column: auto; }
  .steps li { padding-right: 4px; padding-left: 66px; }
  .next-step { align-items: flex-start; flex-direction: column; }
  .next-step strong { margin-right: 0; }
  body > footer { flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; }
}