:root {
  color-scheme: light;
  --paper: #fff;
  --background: #f4f6fa;
  --ink: #14233e;
  --muted: #53617a;
  --line: #cdd6e4;
  --accent: #244eb1;
  --active: #e7efff;
  --gutter: clamp(12px, 2.8vw, 32px);
  --body: Pretendard, "Noto Sans KR", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { overflow-x: clip; }
body { margin: 0; color: var(--ink); background: var(--background); font: 0.9375rem/1.5 var(--body); }
a { color: inherit; }
a:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.preview-top { display: flex; align-items: center; gap: 12px; min-height: 54px; padding: 0 var(--gutter); border-bottom: 1px solid var(--line); background: var(--paper); }
.brand { display: inline-flex; align-items: center; min-height: 44px; text-decoration: none; }
.preview-top span { color: var(--muted); }
.original { display: inline-flex; align-items: center; min-height: 44px; margin-inline-start: auto; color: var(--accent); white-space: nowrap; }
main { max-width: 1244px; margin: auto; padding: 12px var(--gutter) 24px; min-width: 0; }
.sections, .pages { display: flex; align-items: center; flex-wrap: wrap; gap: 4px 8px; }
.sections { border-bottom: 1px solid var(--line); }
.pages { margin-block: 6px; }
.pages[hidden] { display: none; }
.sections a, .pages a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 12px; border-radius: 6px; white-space: nowrap; text-decoration: none; }
.sections a[aria-current], .pages a[aria-current] { color: var(--accent); background: var(--active); font-weight: 700; }
.caption { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 14px; margin: 14px 0 10px; }
h1 { margin: 0; font-size: 1.25rem; }
.caption p, .sample { margin: 0; color: var(--muted); overflow-wrap: break-word; }
.mockup { display: block; width: 100%; height: auto; aspect-ratio: 1180 / 820; object-fit: contain; background: var(--paper); border: 1px solid var(--line); border-radius: 8px; }
.sample { margin-top: 8px; font-size: 0.8125rem; }

@media (max-width: 34rem) {
  .preview-top { flex-wrap: wrap; column-gap: 8px; }
  .sections a, .pages a { padding-inline: 9px; }
}