:root {
  --ink: #1f2a44;
  --paper: #f6f1e7;
  --paper-2: #ede6d6;
  --red: #e2553f;
  --red-ink: #b43a24;
  --muted: #566078;
  --line: rgba(31, 42, 68, 0.2);
  --measure: 40rem;
  --wrap: 68rem;
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo', 'Noto Sans KR', system-ui, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.75;
  word-break: keep-all;
  overflow-wrap: break-word;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration-color: var(--red); text-underline-offset: 0.2em; text-decoration-thickness: 1.5px; }
a:hover { color: var(--red-ink); }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--red); outline-offset: 3px; }
.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 1.25rem; }
.skip { position: absolute; left: -999px; top: 0; background: var(--ink); color: var(--paper); padding: 0.5rem 1rem; z-index: 10; }
.skip:focus { left: 0; }

/* header */
.site-header { border-bottom: 2px solid var(--ink); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding-top: 0.85rem; padding-bottom: 0.85rem; }
.mark { text-decoration: none; display: inline-flex; align-items: baseline; gap: 0.5rem; font-weight: 800; line-height: 1; }
.mark b { font-size: 1.55rem; letter-spacing: -0.02em; }
.mark i { font-style: normal; font-size: 0.78rem; letter-spacing: 0.32em; color: var(--red); font-weight: 700; }
.mark:hover { color: var(--ink); }
.nav { display: flex; gap: 1.1rem; font-size: 0.95rem; font-weight: 600; }
.nav a { text-decoration: none; padding: 0.35rem 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a[aria-current] { border-bottom-color: var(--red); color: var(--ink); }

/* type */
h1, h2, h3 { line-height: 1.25; letter-spacing: -0.02em; margin: 0; }
.kicker { font-size: 0.8rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: var(--red-ink); margin: 0 0 0.75rem; }
.kicker::before { content: ''; display: inline-block; width: 1.75rem; height: 2px; background: var(--ink); vertical-align: middle; margin-right: 0.6rem; }
.lede { font-size: 1.15rem; color: var(--ink); max-width: var(--measure); }
.en { color: var(--muted); font-size: 0.95rem; }
.prose { max-width: var(--measure); }
.prose p { margin: 0 0 1.1em; }
.prose h2 { font-size: 1.35rem; margin: 2.2rem 0 0.8rem; padding-top: 1.1rem; border-top: 1px solid var(--line); }
.prose h3 { font-size: 1.1rem; margin: 1.6rem 0 0.5rem; }
.prose ul, .prose ol { padding-left: 1.2rem; margin: 0 0 1.2em; }
.prose li { margin: 0.35em 0; }
.prose li::marker { color: var(--red); }

/* hero */
.hero { padding: 3.5rem 1.25rem 2.5rem; display: grid; gap: 2.2rem; align-items: center; }
.icon-board { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(5, 1fr); gap: 0.7rem; max-width: 26rem; }
.icon-board img { width: 100%; aspect-ratio: 1; border-radius: 22%; border: 1px solid var(--line); background: var(--paper-2); transition: transform 0.15s; }
.icon-board a:hover img { transform: translateY(-3px); }
@media (min-width: 56rem) { .hero { grid-template-columns: 1.3fr 1fr; gap: 4rem; padding-top: 4.5rem; padding-bottom: 3.5rem; } .icon-board { justify-self: end; width: 100%; } }
@media (prefers-reduced-motion: reduce) { .icon-board img { transition: none; } }
.hero h1 { font-size: clamp(2.1rem, 6.6vw, 4rem); font-weight: 800; letter-spacing: -0.035em; max-width: 14ch; }
.hero h1 em { font-style: normal; color: var(--red); }
.hero .lede { margin-top: 1.4rem; }
.hero .meta { margin-top: 1.4rem; font-size: 0.9rem; color: var(--muted); }

/* featured */
.featured { border-top: 2px solid var(--ink); border-bottom: 1px solid var(--line); padding: 2.2rem 0 2.6rem; background: var(--paper-2); }
.featured .grid { display: grid; gap: 1.6rem; align-items: center; }
.featured img.banner { width: 100%; border: 1px solid var(--line); }
.featured h2 { font-size: clamp(1.7rem, 4.6vw, 2.4rem); font-weight: 800; }
.featured p { max-width: 34rem; margin: 0.8rem 0 0; }
@media (min-width: 56rem) { .featured .grid { grid-template-columns: 1.25fr 1fr; gap: 2.8rem; } }

.btn { display: inline-block; text-decoration: none; font-weight: 700; padding: 0.75rem 1.25rem; border: 2px solid var(--ink); background: var(--ink); color: var(--paper); line-height: 1.3; margin: 0 0.5rem 0.5rem 0; }
.btn:hover { background: var(--red); border-color: var(--red); color: #fff; }
.btn.ghost { background: transparent; color: var(--ink); }
.btn.ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.actions { margin-top: 1.4rem; }

/* sections */
.section { padding: 2.8rem 0 0.6rem; }
.section-head { margin-bottom: 1.4rem; }
.section-head h2 { font-size: 1.55rem; font-weight: 800; }
.section-head p { margin: 0.3rem 0 0; color: var(--muted); font-size: 0.97rem; }

/* app list */
.apps { list-style: none; margin: 0; padding: 0; display: grid; gap: 0; grid-template-columns: 1fr; border-top: 1px solid var(--ink); }
.apps li { border-bottom: 1px solid var(--line); }
.app-card { display: grid; grid-template-columns: 4.5rem 1fr; gap: 1rem; padding: 1.1rem 0.25rem; text-decoration: none; align-items: center; }
.app-card:hover { background: var(--paper-2); color: var(--ink); }
.app-card:hover h3 { color: var(--red-ink); }
.app-card img { width: 4.5rem; height: 4.5rem; border-radius: 22%; border: 1px solid var(--line); background: var(--paper-2); }
.app-card h3 { font-size: 1.1rem; font-weight: 800; }
.app-card .tag { font-size: 0.78rem; font-weight: 700; color: var(--red-ink); letter-spacing: 0.02em; }
.app-card p { margin: 0.15rem 0 0; font-size: 0.95rem; line-height: 1.55; color: var(--muted); }
@media (min-width: 46rem) { .apps { grid-template-columns: 1fr 1fr; column-gap: 2.5rem; } .app-card { padding: 1.2rem 0.5rem; } }

/* app page */
.crumbs { font-size: 0.88rem; color: var(--muted); padding-top: 1.4rem; }
.crumbs a { color: var(--muted); }
.app-head { display: grid; grid-template-columns: 6.5rem 1fr; gap: 1.2rem; align-items: center; padding: 1.2rem 0 0.4rem; }
.app-head img { width: 6.5rem; height: 6.5rem; border-radius: 22%; border: 1px solid var(--line); }
.app-head h1 { font-size: clamp(1.8rem, 5.5vw, 2.8rem); font-weight: 800; letter-spacing: -0.03em; }
.app-head .tag { margin: 0 0 0.3rem; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em; color: var(--red-ink); }
.app-tagline { font-size: 1.15rem; max-width: var(--measure); margin: 1rem 0 0; }
.shots { display: flex; gap: 0.9rem; overflow-x: auto; scroll-snap-type: x mandatory; padding: 0.4rem 1.25rem 1rem; margin: 1.6rem -1.25rem 0; -webkit-overflow-scrolling: touch; }
.shots figure { margin: 0; flex: 0 0 min(15rem, 62vw); scroll-snap-align: start; }
.shots img { width: 100%; border: 1px solid var(--line); background: var(--paper-2); }
@media (min-width: 56rem) { .shots { overflow: visible; margin: 1.6rem 0 0; padding: 0.4rem 0 1rem; } .shots figure { flex: 0 0 calc((100% - 1.8rem) / 3); max-width: 17rem; } }
.shots figcaption, .small { font-size: 0.82rem; color: var(--muted); }
.body-grid { display: grid; gap: 2rem; padding-bottom: 1rem; }
@media (min-width: 56rem) { .body-grid { grid-template-columns: minmax(0, 1fr) 19rem; gap: 3.5rem; } }
.aside { align-self: start; border-top: 2px solid var(--ink); padding-top: 0.9rem; }
.aside h2 { font-size: 1rem; margin: 0 0 0.6rem; }
dl.facts { margin: 0 0 1.5rem; font-size: 0.93rem; }
dl.facts div { padding: 0.55rem 0; border-bottom: 1px solid var(--line); }
dl.facts dt { font-weight: 700; font-size: 0.8rem; color: var(--muted); }
dl.facts dd { margin: 0; line-height: 1.5; }
.get h2 { margin-bottom: 0.7rem; }
.get .btn { display: block; text-align: center; margin: 0 0 0.6rem; }
.get p { font-size: 0.92rem; margin: 0 0 0.7rem; line-height: 1.6; }
.notice { border-left: 3px solid var(--red); padding: 0.1rem 0 0.1rem 0.9rem; font-size: 0.92rem; color: var(--muted); margin: 1.6rem 0; max-width: var(--measure); }
.related { margin-top: 2.5rem; border-top: 2px solid var(--ink); padding-top: 1.4rem; }
.related h2 { font-size: 1.15rem; margin-bottom: 0.4rem; }

/* footer */
.site-footer { margin-top: 4rem; background: var(--ink); color: var(--paper); font-size: 0.92rem; }
.site-footer .wrap { padding-top: 2.4rem; padding-bottom: 2.4rem; display: grid; gap: 1.6rem; }
.site-footer a { color: var(--paper); text-decoration-color: var(--red); }
.site-footer .mark i { color: var(--red); }
.site-footer ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 0.4rem 1.2rem; }
.site-footer p { margin: 0; opacity: 0.85; line-height: 1.7; }
@media (min-width: 46rem) { .site-footer .wrap { grid-template-columns: 1fr 1fr; } }

/* tables for privacy etc */
table { border-collapse: collapse; width: 100%; font-size: 0.95rem; margin: 0 0 1.4em; }
th, td { text-align: left; border-bottom: 1px solid var(--line); padding: 0.6rem 0.6rem 0.6rem 0; vertical-align: top; line-height: 1.55; }
th { font-size: 0.8rem; color: var(--muted); }
.tbl { overflow-x: auto; }
.page-head { padding-top: 3rem; padding-bottom: 1.6rem; }
.page-head h1 { font-size: clamp(2rem, 6vw, 3rem); font-weight: 800; letter-spacing: -0.03em; }
.page-head .lede { margin-top: 1rem; }
.contact-list { list-style: none; padding: 0; margin: 1.5rem 0; max-width: var(--measure); border-top: 1px solid var(--ink); }
.contact-list li { display: grid; grid-template-columns: 7rem 1fr; padding: 0.9rem 0; border-bottom: 1px solid var(--line); gap: 1rem; }
.contact-list b { font-size: 0.85rem; color: var(--muted); }
.err { padding: 6rem 0; }
.err h1 { font-size: clamp(4rem, 18vw, 9rem); color: var(--red); font-weight: 800; line-height: 1; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

.cta-top { margin-top: 1.1rem; }
@media (min-width: 56rem) { .cta-top { display: none; } }