.header {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 24px;
  max-width: 1080px;
  margin: auto;
  padding: 22px 40px;
  border-bottom: 1px solid var(--line);
  font-family: Arial, Helvetica, sans-serif;
}
.header .brand {
  color: var(--ink);
  font-size: 1.2rem;
  letter-spacing: -0.6px;
  text-decoration: none;
  white-space: nowrap;
}
.header .app-link {
  color: var(--ink);
  font-size: 0.8rem;
  text-decoration: none;
  white-space: nowrap;
}
.header .search {
  display: flex;
  align-items: stretch;
  gap: 8px;
  width: 100%;
  min-width: 0;
  margin: 0;
}
.header .search-input {
  flex: 1;
  min-width: 0;
}
.header .search input {
  box-sizing: border-box;
  width: 100%;
  min-width: 0;
  height: 46px;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  padding: 10px 12px;
  font: inherit;
  font-size: 0.875rem;
  color: var(--ink);
}
.header .search input::placeholder {
  color: var(--muted);
  opacity: 1;
}
.header .search button,
.header .scan-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 46px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 7px;
  padding: 10px 12px;
  background: var(--surface);
  color: var(--ink);
  font: inherit;
  font-size: 0.875rem;
  text-decoration: none;
  white-space: nowrap;
  cursor: pointer;
}
.header .scan-link {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--on-accent);
}
.header .scan-link svg {
  flex: 0 0 20px;
}
.header .search button:hover {
  background: var(--control-hover);
}
.header :is(a, input, button):focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}
.header .sr-only {
  position: absolute;
  clip-path: inset(50%);
  width: 1px;
  height: 1px;
  overflow: hidden;
  white-space: nowrap;
}
@media (max-width: 900px) {
  .header {
    grid-template-columns: 1fr auto;
    gap: 16px;
    padding: 20px 22px;
  }
  .header .search {
    grid-row: 2;
    grid-column: 1 / -1;
  }
  .header .app-link {
    grid-column: 2;
    grid-row: 1;
  }
}
@media (max-width: 380px) {
  .header {
    padding-inline: 16px;
  }
  .header .search {
    gap: 6px;
  }
  .header .search button,
  .header .scan-link {
    padding-inline: 8px;
  }
}

.home-hero {
  padding: 96px 40px 80px;
}
.home-scan {
  margin: 30px 0 24px;
}
.home-scan .home-scan-button {
  gap: 10px;
  min-height: 56px;
  padding: 14px 28px;
  font-size: 1rem;
}
.home-scan p {
  color: var(--muted);
  font-size: 0.8rem;
  line-height: 1.7;
  margin: 14px 0;
}
.scanner-guide-link {
  font-size: 0.875rem;
  text-underline-offset: 4px;
}
.article-screenshot {
  margin: 32px auto;
  max-width: 440px;
}
.article-screenshot img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 10px;
}
.article-screenshot figcaption {
  margin-top: 12px;
  font-size: 0.875rem;
  color: var(--muted);
}
@media (max-width: 640px) {
  .home-hero {
    padding: 56px 22px 52px;
  }
}