/* Black Bag 디자인 가이드 스타일. 색·서체는 design/brand/tokens.css, 가방·두 톤 값은 design/blackbag/tokens.css를 쓴다. */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--color-paper); color: var(--color-ink); font: 400 17px/1.6 var(--font-body); overflow-wrap: anywhere; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-ink); text-decoration-thickness: 2px; text-underline-offset: 3px; }
a:hover { color: var(--color-persimmon); }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--color-dusk); outline-offset: 3px; border-radius: 4px; }
code { font: 600 .88em ui-monospace, SFMono-Regular, Menlo, monospace; background: var(--color-oat); padding: 1px 6px; border-radius: 6px; }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 800; line-height: 1.08; margin: 0; letter-spacing: -.01em; }
h1 { font-size: clamp(44px, 9vw, 92px); }
h2 { font-size: clamp(32px, 5vw, 48px); margin-top: 6px; }
h3 { font-size: 22px; }
h3.sub { font-size: 28px; margin: 56px 0 8px; }
p { margin: 0; }
small { font-size: 13px; }

.wrap { max-width: 1120px; margin: 0 auto; padding: 0 16px; }
section { padding: 72px 0; border-top: 3px solid var(--color-ink); }
.hero { border-top: 0; padding: 48px 0 56px; }
.eyebrow { font: 700 13px/1 var(--font-body); letter-spacing: .14em; text-transform: uppercase; color: var(--color-persimmon); margin-bottom: 14px; }
.lede { font-size: 19px; max-width: 68ch; margin: 18px 0 0; }
.hero .lede { margin-bottom: 32px; }
.note { margin-top: 18px; font-size: 15px; max-width: 70ch; }
.foot-note { margin-top: 20px; font-size: 15px; }

/* 상단 내비게이션 */
.top { position: sticky; top: 0; z-index: 10; background: var(--color-paper); border-bottom: 2px solid var(--color-ink); }
.topin { display: flex; align-items: center; justify-content: space-between; gap: 8px 20px; flex-wrap: wrap; padding-top: 8px; padding-bottom: 8px; }
.home img { height: 30px; width: auto; }
.top nav { display: flex; flex-wrap: wrap; gap: 2px 4px; }
.top nav a { font: 700 14px/1 var(--font-body); text-decoration: none; padding: 10px 10px; border-radius: 99px; }
.top nav a:hover { background: var(--color-oat); color: var(--color-ink); }

/* 이미지 무대 */
.stage { background: var(--color-oat); border-radius: var(--radius-lg); padding: 16px; display: flex; justify-content: center; align-items: center; }
.stage.ink { background: var(--color-ink); }
.stage.paper { background: #fff8ec; border: 2px solid var(--color-ink); }
.stage.wide { margin-top: 32px; }
.stage img { max-height: 760px; width: auto; max-width: 100%; }
.hero-stage { background: var(--color-sun); }
figure { margin: 0; }
figcaption { font-size: 14px; margin-top: 8px; }
figcaption b { font-family: var(--font-display); font-weight: 800; margin-right: 6px; }

.logos { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 32px; }
.logos .stage { height: 150px; }
.logos .stage img { max-height: 90px; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 24px; }
.split .stage img { max-height: 340px; }

/* 카드 */
.cards { list-style: none; margin: 32px 0 0; padding: 0; display: grid; gap: 16px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.card { background: #fff8ec; border: 2px solid var(--color-ink); border-radius: var(--radius-md); padding: 20px; }
.card h3 { margin-bottom: 8px; font-size: 20px; }
.card p { font-size: 15.5px; line-height: 1.5; }

/* 색 토큰 */
.swatches { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.swatch { border: 2px solid var(--color-ink); border-radius: var(--radius-md); overflow: hidden; background: #fff8ec; }
.swatch .chip { height: 96px; padding: 12px 14px; display: flex; flex-direction: column; justify-content: flex-end; }
.swatch .chip b { font: 800 20px var(--font-display); }
.swatch .chip span { font: 600 13px ui-monospace, Menlo, monospace; }
.swatch .meta { padding: 10px 14px 14px; display: flex; flex-direction: column; gap: 2px; }
.swatch .meta span { font-size: 14px; }
.swatch .meta small { opacity: .8; line-height: 1.35; }
.type { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 24px; }
.label { font: 700 12px/1.3 var(--font-body); letter-spacing: .08em; text-transform: uppercase; opacity: .75; }
.specimen { margin: 10px 0; }
.specimen.display { font: 800 clamp(30px, 4.4vw, 46px)/1.05 var(--font-display); }
.specimen.body { font: 400 20px/1.5 var(--font-body); }
.spec-note { font-size: 14px; opacity: .85; }

/* 표 */
.tbl { margin-top: 28px; }
table { width: 100%; border-collapse: collapse; font-size: 15.5px; }
th, td { text-align: left; vertical-align: top; padding: 12px 14px; border-bottom: 2px solid var(--color-ink); }
thead th { border-bottom-width: 3px; font: 800 18px/1.2 var(--font-display); }
tbody th { font-weight: 700; width: 190px; }
tbody th small { display: block; font-weight: 400; opacity: .75; }
.num { font: 800 15px var(--font-display); color: var(--color-persimmon); margin-right: 8px; }
.opt-name { display: block; font: 800 20px/1.1 var(--font-display); }
.opt-sub { display: block; font: 400 13px/1.3 var(--font-body); margin-top: 4px; }
.dots { display: flex; gap: 4px; margin-top: 8px; }
.dots i { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--color-ink); }
.dots.big i { width: 28px; height: 28px; margin-left: -6px; }
.dots.big i:first-child { margin-left: 0; }
.compare tr.who td { font-style: italic; }
.dot { display: inline-block; width: 14px; height: 14px; border-radius: 50%; border: 2px solid var(--color-ink); margin-right: 6px; vertical-align: -2px; }

/* 구성품 */
.items { list-style: none; margin: 32px 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.item { position: relative; display: flex; flex-direction: column; gap: 4px; }
.item .num { position: absolute; top: 14px; left: 16px; margin: 0; font-size: 20px; color: var(--color-ink); } /* oat 타일 위 */
.item img { background: var(--color-oat); border-radius: var(--radius-md); width: 100%; height: 150px; object-fit: contain; padding: 14px; margin-bottom: 8px; }
.item h3 { font-size: 18px; margin: 0; }
.item b { font-size: 15px; }
.item p { font-size: 14px; }

/* 두 톤 */
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; margin-top: 32px; }
.sub-note { font-size: 14px; opacity: .85; margin: 4px 0 14px; }
.screen { border: 3px solid var(--color-ink); border-radius: 22px; overflow: hidden; min-height: 500px; }
.adult { background: var(--adult-bg); font-size: 16px; padding-bottom: 20px; }
.abar { display: flex; justify-content: space-between; gap: 8px; flex-wrap: wrap; padding: 14px 22px; border-bottom: 2px solid var(--color-ink); font-size: 14px; }
.abar b { font: 800 18px var(--font-display); }
.steps { display: flex; gap: 6px; padding: 16px 22px 0; }
.steps i { flex: 1; height: 6px; border-radius: 3px; background: var(--color-oat); }
.steps i.on { background: var(--color-teal); }
.steps i.cur { background: var(--adult-accent); }
.adult h4 { font: 800 30px/1.1 var(--font-display); margin: 22px 22px 8px; }
.adult p { margin: 0 22px 14px; line-height: 1.5; }
.opts { margin: 0 22px; display: grid; gap: 10px; }
.o { border: 2px solid var(--color-ink); border-radius: var(--radius-md); padding: 12px 16px; background: #fff8ec; display: flex; flex-direction: column; gap: 2px; min-height: var(--tap-adult); }
.o.sel { background: var(--color-oat); box-shadow: inset 0 0 0 3px var(--color-ink); }
.o small { opacity: .8; }
.btnrow { display: flex; align-items: center; gap: 18px; margin: 18px 22px 0; }
.btn { background: var(--adult-accent); color: var(--color-paper); font-weight: 700; padding: 13px 28px; border-radius: 12px; min-height: var(--tap-adult); display: inline-flex; align-items: center; }
.lnk { text-decoration: underline; }
.kid { background: var(--kid-bg); display: flex; flex-direction: column; align-items: center; padding: 22px; gap: 16px; }
.kbar { font: 800 clamp(30px, 4vw, 42px)/1.05 var(--font-display); text-align: center; font-variation-settings: "wdth" 88; margin-top: 4px; }
.kgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; width: 100%; }
.kcard { border: 4px solid var(--color-ink); border-radius: var(--kid-card-radius); display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 10px; padding: 14px 20px; min-height: var(--tap-kid); font: 800 30px var(--font-display); }
.c1, .c4 { background: var(--color-sky); } .c2 { background: var(--color-paper); } .c3 { background: #fff8ec; }
.kcard.on { box-shadow: 0 0 0 6px var(--color-paper), 0 0 0 10px var(--color-ink); }
.kbtn { background: var(--color-ink); color: var(--color-paper); font: 800 32px var(--font-display); padding: 16px 48px; border-radius: 99px; margin-top: auto; min-height: var(--tap-kid); display: flex; align-items: center; }
.flow { list-style: none; display: flex; gap: 12px; margin: 28px 0 0; padding: 0; }
.flow li { flex: 1; border: 3px solid var(--color-ink); border-radius: 20px; padding: 12px 16px; display: flex; flex-direction: column; background: #fff8ec; font: 800 20px var(--font-display); }
.flow li.mix { background: var(--color-sun); }
.flow b { font-size: 26px; color: var(--color-persimmon); }
.flow li.mix b { color: var(--color-ink); } /* sun 면 위 글자는 ink */
.flow small { font: 400 13px var(--font-body); }
.orig { margin-top: 28px; }
.orig summary { cursor: pointer; font-weight: 700; min-height: 44px; display: flex; align-items: center; }

/* 규칙 */
.rulelist { list-style: none; margin: 14px 0 0; padding: 0; display: grid; gap: 12px; }
.rule { display: flex; gap: 12px; border: 2px solid var(--color-ink); border-radius: var(--radius-md); padding: 14px; background: #fff8ec; }
.rule span { flex: none; width: 30px; height: 30px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font: 800 16px var(--font-display); background: var(--color-teal); color: var(--color-paper); }
.rule.dont span { background: var(--color-persimmon); }
.rule p { font-size: 14.5px; line-height: 1.45; margin-top: 3px; }
h3.do { color: var(--color-teal); } h3.dont { color: var(--color-persimmon); }

footer { background: var(--color-ink); color: var(--color-paper); padding: 40px 0; }
footer .wrap { display: flex; gap: 20px 32px; align-items: center; flex-wrap: wrap; }
footer img { height: 28px; width: auto; }
footer p { font-size: 14px; max-width: 70ch; }
footer code { background: #2F3252; color: var(--color-paper); }

/* 태블릿·모바일 */
@media (max-width: 900px) {
  .cards.four, .swatches, .items { grid-template-columns: repeat(2, 1fr); }
  .logos { grid-template-columns: repeat(2, 1fr); }
  .two, .type, .split { grid-template-columns: 1fr; }
  .flow { flex-wrap: wrap; } .flow li { flex: 1 1 40%; }
  /* 표는 행 단위 카드로 쌓는다 (가로 스크롤 없음) */
  table, thead, tbody, tr, th, td { display: block; }
  thead { display: none; }
  tbody tr { border: 2px solid var(--color-ink); border-radius: var(--radius-md); background: #fff8ec; margin-bottom: 12px; overflow: hidden; }
  tbody th .num { color: var(--color-ink); } /* oat 면 위 persimmon 금지 */
  tbody th { width: auto; background: var(--color-oat); border-bottom: 2px solid var(--color-ink); }
  td { border-bottom: 1px solid var(--color-oat); padding: 10px 14px; }
  td:last-child { border-bottom: 0; }
  td[data-label]::before { content: attr(data-label); display: block; font: 800 13px/1.2 var(--font-display); color: var(--color-persimmon); margin-bottom: 2px; }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .top { position: static; }
  html { scroll-padding-top: 8px; }
  section { padding: 52px 0; }
  .cards.four, .swatches, .items { grid-template-columns: 1fr; }
  .logos { grid-template-columns: 1fr 1fr; gap: 12px; }
  .logos .stage { height: 110px; padding: 10px; } .logos .stage img { max-height: 64px; }
  .stage { padding: 10px; border-radius: 20px; }
  .adult h4 { font-size: 26px; }
  .kgrid { gap: 10px; } .kcard { padding: 10px 12px; font-size: 24px; }
  .kbtn { font-size: 26px; padding: 14px 32px; }
  .flow li { flex-basis: 45%; }
}