:root {
  color-scheme: light;
  --ink: #15191d;
  --muted: #626b73;
  --line: #dfe3e6;
  --soft: #f3f5f6;
  --brand: #e5ff00;
  --brand-dark: #b9ce00;
  --paper: #ffffff;
  --max: 720px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

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

a { color: inherit; }

.site-header {
  background: var(--ink);
  color: white;
}

.site-header__inner,
.page,
.footer__inner {
  width: min(100% - 32px, var(--max));
  margin-inline: auto;
}

.site-header__inner {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  color: var(--brand);
  font-weight: 900;
  font-size: 21px;
  letter-spacing: .08em;
}

.support-label {
  color: #cbd0d4;
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.page { padding: 24px 0 56px; }

.crumbs {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.crumbs a { text-underline-offset: 3px; }

.hero,
.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 14px;
  box-shadow: 0 3px 18px rgba(21, 25, 29, .04);
}

.hero { overflow: hidden; }

.product-visual {
  min-height: 260px;
  display: grid;
  place-items: center;
  padding: 32px;
  background:
    linear-gradient(135deg, rgba(229,255,0,.24), transparent 52%),
    #eef1f2;
  text-align: center;
}

.placeholder-mark {
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
  margin: 0 auto 16px;
  border: 2px dashed #929aa0;
  border-radius: 50%;
  color: #737c83;
  font-weight: 800;
}

.product-visual p { margin: 0; color: var(--muted); }

.hero__body { padding: 24px; }

.eyebrow {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: .09em;
  text-transform: uppercase;
}

h1, h2 { line-height: 1.18; }
h1 { margin: 0; font-size: clamp(30px, 9vw, 46px); letter-spacing: -.03em; }
h2 { margin: 0 0 12px; font-size: 22px; }
p { margin: 0 0 12px; }

.model {
  display: inline-flex;
  margin-top: 14px;
  padding: 6px 10px;
  border-radius: 5px;
  background: var(--ink);
  color: white;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: .06em;
}

.notice {
  margin-top: 18px;
  padding: 14px 16px;
  border-left: 4px solid var(--brand-dark);
  background: #f8fbdc;
  color: #454b24;
}

.stack { display: grid; gap: 14px; margin-top: 14px; }
.card { padding: 22px; }
.card p:last-child { margin-bottom: 0; }

.pending-list {
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 9px;
}

.pending-list li {
  display: flex;
  gap: 10px;
  color: var(--muted);
}

.pending-list li::before {
  content: "";
  flex: 0 0 9px;
  width: 9px;
  height: 9px;
  margin-top: .5em;
  border: 2px solid #9fa6ab;
  border-radius: 50%;
}

.disabled-action {
  width: 100%;
  min-height: 48px;
  margin-top: 10px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--soft);
  color: #7b8389;
  font: inherit;
  font-weight: 700;
  cursor: not-allowed;
}

.search {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  margin-top: 18px;
}

.search input,
.search button {
  min-height: 48px;
  border-radius: 8px;
  font: inherit;
}

.search input { min-width: 0; padding: 0 14px; border: 1px solid #aeb5ba; }
.search button { padding: 0 18px; border: 0; background: var(--brand); font-weight: 900; }
.search-result { min-height: 26px; margin-top: 10px; color: var(--muted); }

.footer { background: var(--ink); color: #aeb5ba; }
.footer__inner { padding: 24px 0; font-size: 13px; }
.footer p { margin: 0; }

@media (min-width: 680px) {
  .hero { display: grid; grid-template-columns: .9fr 1.1fr; }
  .product-visual { min-height: 350px; }
  .hero__body { display: flex; flex-direction: column; justify-content: center; padding: 34px; }
}