:root {
  --ink: #161914;
  --ink-soft: #3d433c;
  --muted: #6a7066;
  --paper: #f3efe6;
  --paper-2: #e8e2d4;
  --line: #cfc8b6;
  --accent: #1f4d3a;
  --accent-ink: #f3efe6;
  --warn: #6b3a12;
  --max: 1120px;
  --header-h: 64px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--ink);
}

img {
  max-width: 100%;
}

.skip {
  position: absolute;
  left: -999px;
  top: 8px;
}

.skip:focus {
  left: 8px;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 12px;
  z-index: 20;
}

.wrap {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--header-h);
  gap: 16px;
}

.logo {
  display: flex;
  flex-direction: column;
  color: inherit;
  text-decoration: none;
  line-height: 1.15;
}

.logo-brand {
  font-weight: 650;
  letter-spacing: 0.04em;
  font-size: 15px;
}

.logo-legal {
  font-size: 11px;
  color: var(--muted);
}

.nav {
  display: flex;
  gap: 22px;
  align-items: center;
}

.nav a {
  color: var(--ink-soft);
  text-decoration: none;
  font-size: 14px;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--ink);
}

.nav-cta {
  border: 1px solid var(--ink);
  padding: 6px 12px;
  color: var(--ink) !important;
}

.menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--line);
  padding: 6px 10px;
  font: inherit;
}

.hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--line);
}

.kicker {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 16px;
}

h1,
h2,
h3 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(34px, 5vw, 52px);
  max-width: 16ch;
  margin: 0 0 20px;
}

h2 {
  font-size: 28px;
  margin: 0 0 12px;
}

h3 {
  font-size: 20px;
  margin: 0 0 8px;
}

.lead {
  max-width: 58ch;
  font-size: 18px;
  color: var(--ink-soft);
  margin: 0 0 28px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 10px 16px;
  border: 1px solid var(--ink);
  text-decoration: none;
  font-size: 14px;
  color: var(--ink);
  background: transparent;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
}

.btn-primary:hover {
  color: var(--accent-ink);
  filter: brightness(1.08);
}

.stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--line);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stat {
  background: var(--paper);
  padding: 20px 22px;
}

.stat b {
  display: block;
  font-family: Georgia, serif;
  font-size: 26px;
  font-weight: 600;
}

.stat span {
  color: var(--muted);
  font-size: 13px;
}

.section {
  padding: 64px 0;
}

.section-head {
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: 32px;
  margin-bottom: 36px;
}

.section-head p {
  margin: 0;
  color: var(--ink-soft);
}

.catalog {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--line);
}

.catalog-row {
  display: grid;
  grid-template-columns: 72px 1fr 180px 120px;
  gap: 20px;
  align-items: start;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
  color: inherit;
  text-decoration: none;
}

.catalog-row:hover h3 {
  color: var(--accent);
}

.catalog-num {
  color: var(--muted);
  font-size: 13px;
  padding-top: 4px;
}

.catalog-row p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.tag {
  font-size: 12px;
  color: var(--muted);
  padding-top: 4px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: step;
}

.steps li {
  counter-increment: step;
  padding: 16px 0 16px 48px;
  border-bottom: 1px solid var(--line);
  position: relative;
}

.steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 16px;
  color: var(--muted);
  font-size: 13px;
}

.notice {
  background: var(--paper-2);
  border: 1px solid var(--line);
  padding: 20px 22px;
  margin: 24px 0 0;
}

.notice strong {
  display: block;
  margin-bottom: 6px;
}

.prose {
  max-width: 72ch;
}

.prose p,
.prose li {
  color: var(--ink-soft);
}

.prose h2 {
  margin-top: 36px;
}

.page-hero {
  padding: 48px 0 24px;
}

.page-hero h1 {
  max-width: 22ch;
}

.product-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 20px;
}

.site-footer {
  background: var(--ink);
  color: #c8c4b8;
  padding: 48px 0 28px;
  font-size: 14px;
}

.site-footer a {
  color: #e8e2d4;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 32px;
}

.footer-legal {
  border-top: 1px solid #3a3f38;
  padding-top: 16px;
  font-size: 12px;
  color: #9aa094;
}

.req-empty {
  color: #c4a574;
}

@media (max-width: 800px) {
  .menu-toggle {
    display: block;
  }

  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
    flex-direction: column;
    align-items: flex-start;
    padding: 12px 20px 20px;
    gap: 12px;
  }

  .nav.is-open {
    display: flex;
  }

  .stats,
  .section-head,
  .split,
  .footer-grid,
  .catalog-row {
    grid-template-columns: 1fr;
  }

  .catalog-row {
    gap: 6px;
  }

  .hero,
  .section {
    padding: 40px 0;
  }
}