/* lualab.app — LUA Advisors Korea 브랜드 시트 v3.0 기준
   색 면적: 종이 60 / 잉크 25 / 웜그레이 8 / 딥 퍼플 4 / 로고 퍼플 3 이하
   서체: Pretendard Bold · Regular 두 개만. 위계는 크기와 여백으로. */

@font-face {
  font-family: "Pretendard";
  font-weight: 400;
  font-style: normal;
  font-display: swap;
  src: url("/assets/fonts/Pretendard-Regular.subset.woff2") format("woff2");
}
@font-face {
  font-family: "Pretendard";
  font-weight: 700;
  font-style: normal;
  font-display: swap;
  src: url("/assets/fonts/Pretendard-Bold.subset.woff2") format("woff2");
}

:root {
  --paper: #F6F2EE;
  --ink: #300001;
  --gray: #6E6264;
  --deep: #6A2C8C;
  --logo: #B661E2; /* 로고·번호·큰 그래픽만. 글자에는 쓰지 않는다 */
  --white: #FFFFFF;

  --margin: max(20px, 6vw);
  --gutter: clamp(16px, 1.6vw, 28px);

  /* 스케일 1.333, 뷰포트에 맞춰 비례 축소 */
  --display: clamp(2.5rem, 6.2vw, 6rem);
  --h1: clamp(2rem, 4.4vw, 4.5rem);
  --h2: clamp(1.625rem, 3.2vw, 3.375rem);
  --h3: clamp(1.25rem, 2vw, 1.75rem);
  --body: clamp(1.0625rem, 1.25vw, 1.25rem);
  --caption: clamp(0.8125rem, 0.95vw, 0.9375rem);

  --space: clamp(56px, 8vw, 128px);
}

*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", sans-serif;
  font-weight: 400;
  font-size: var(--body);
  line-height: 1.6;
  word-break: keep-all;
  overflow-wrap: break-word;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, ol, ul, dl, dd, figure { margin: 0; }
ol, ul { padding: 0; list-style: none; }
strong, b, h1, h2, h3, h4, dt { font-weight: 700; }

a { color: inherit; }
:focus-visible { outline: 2px solid var(--deep); outline-offset: 3px; }
.inv :focus-visible { outline-color: var(--paper); }

.skip {
  position: absolute; left: var(--margin); top: -100px;
  background: var(--ink); color: var(--paper); padding: 12px 16px; z-index: 10;
}
.skip:focus { top: 12px; }

/* ── 그리드: 12열, 바깥 여백 6% ───────────────────────────── */
.wrap { padding-inline: var(--margin); max-width: 1760px; margin-inline: auto; }
.grid { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); }

/* ── 글자 ─────────────────────────────────────────────── */
.display { font-size: var(--display); line-height: 1.15; letter-spacing: -0.03em; }
.h1 { font-size: var(--h1); line-height: 1.2; letter-spacing: -0.02em; }
.cap { font-size: var(--caption); line-height: 1.5; letter-spacing: 0.01em; color: var(--gray); }
.body, .lead { max-width: 34em; }
.lead { margin-top: clamp(20px, 2.4vw, 36px); }
.h1 + .body { margin-top: clamp(16px, 2vw, 28px); }

/* ── 상단 ─────────────────────────────────────────────── */
.top-in {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  padding-block: 20px;
}
.brand { display: inline-flex; align-items: center; gap: 16px; text-decoration: none; }
/* 로고: 최소 48px, 둘레 여백은 지름의 1/4 이상. 늘이기·색 바꾸기·회전 금지 */
.brand-logo { width: 56px; height: 56px; margin: 14px 0 14px 0; flex: none; }
.brand-text { display: grid; line-height: 1.3; }
.brand-text strong { font-size: 1.0625rem; letter-spacing: -0.01em; }
.brand-text span { font-size: var(--caption); color: var(--gray); letter-spacing: 0.01em; }

.nav { display: flex; gap: clamp(16px, 2.4vw, 40px); font-size: 1rem; }
.nav a { text-decoration: none; padding-block: 12px; white-space: nowrap; }
.nav a:hover { text-decoration: underline; text-underline-offset: 6px; text-decoration-thickness: 1px; }

/* ── 히어로: 글은 왼쪽 아래, 그림은 오른쪽 위 ───────────────── */
.hero { padding-block: clamp(16px, 2vw, 32px) var(--space); }
.hero-text { grid-column: 1 / span 7; align-self: end; padding-bottom: clamp(0px, 2vw, 32px); }
.hero-text .cap { margin-bottom: clamp(16px, 2vw, 28px); }
.hero-fig { grid-column: 9 / span 4; align-self: start; }
.hero-fig img { width: 100%; border: 1px solid var(--gray); }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 28px; margin-top: clamp(28px, 3vw, 48px); }

.btn {
  display: inline-flex; align-items: center; gap: 12px;
  background: var(--ink); color: var(--paper);
  padding: 16px 24px; min-height: 56px;
  font-weight: 700; font-size: 1.0625rem; line-height: 1.2; text-decoration: none; white-space: nowrap;
  border: 1px solid var(--ink);
  transition: background-color .15s ease, color .15s ease;
}
.btn:hover { background: var(--paper); color: var(--ink); }
.inv .btn { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.inv .btn:hover { background: var(--ink); color: var(--paper); }

.link {
  color: var(--deep); font-weight: 700;
  text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 6px;
}
.link:hover { text-decoration-thickness: 2px; }

figcaption { margin-top: 10px; font-size: var(--caption); line-height: 1.5; letter-spacing: 0.01em; color: var(--gray); }

/* ── 섹션: 잉크 괘선으로 시작, 번호·제목은 왼쪽 3열 ─────────── */
.sec-in { border-top: 2px solid var(--ink); padding-block: clamp(28px, 3vw, 44px) var(--space); }
.sec-head { grid-column: 1 / span 3; }
.sec-body { grid-column: 4 / span 9; }
.num { font-size: var(--h2); font-weight: 700; line-height: 1; letter-spacing: -0.01em; color: var(--logo); }
.sec-head h2 { font-size: var(--h3); line-height: 1.3; margin-top: 12px; }
.sec-head .cap { margin-top: 4px; }

.sec-body > * + * { margin-top: clamp(32px, 4vw, 64px); }

/* 번호 없는 행 목록: 웜그레이 1px 괘선 */
.rows { border-top: 1px solid var(--gray); }
.rows > li {
  display: grid; grid-template-columns: minmax(0, 3fr) minmax(0, 5fr) auto; gap: 8px var(--gutter);
  align-items: baseline;
  padding-block: clamp(20px, 2.2vw, 32px);
  border-bottom: 1px solid var(--gray);
}
.rows h3 { font-size: var(--h3); line-height: 1.3; }
.rows p { max-width: 30em; }
.rows .link { white-space: nowrap; font-size: 1rem; }

.rows-tight { margin-top: clamp(28px, 3vw, 48px); }
.rows-tight > li { grid-template-columns: minmax(0, 2fr) minmax(0, 3fr); padding-block: 18px; }
.rows-tight h4 { font-size: var(--body); line-height: 1.5; }
.rows-tight p { font-size: 1rem; }

.split { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 4fr); gap: 32px var(--gutter); align-items: end; }

.facts { border-top: 1px solid var(--gray); font-size: 1rem; }
.facts > div { display: grid; grid-template-columns: 5.5em minmax(0, 1fr); gap: 12px; padding-block: 12px; border-bottom: 1px solid var(--gray); }
.facts dt { font-weight: 700; }

.fig img { width: 100%; border: 1px solid var(--gray); }
.pair { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px var(--gutter); align-items: start; }

/* ── 타로: 종이/잉크 반전 블록 ─────────────────────────────── */
.inv { background: var(--ink); color: var(--paper); margin-bottom: var(--space); }
.inv .sec-in { border-top: 0; padding-top: var(--space); }
.inv .cap, .inv figcaption { color: var(--paper); opacity: .72; }
.inv .facts, .inv .facts > div { border-color: rgba(246, 242, 238, .32); }
.inv .fig img { border-color: rgba(246, 242, 238, .32); }
.inv + .sec .sec-in { border-top: 0; padding-top: 0; }

.tarot { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 3fr); gap: 40px calc(var(--gutter) * 3); align-items: end; }
.tarot .facts { margin-top: clamp(28px, 3vw, 48px); max-width: 34em; }

.cards { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: var(--gutter); }
.cards img { width: 100%; transition: transform .2s ease; }
.cards li:hover img { transform: translateY(-8px); }

/* ── 그록봇 ───────────────────────────────────────────── */
.bots { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(24px, 3vw, 48px) var(--gutter); }
.bots img { width: 100%; border: 1px solid var(--gray); }
.bots p { display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 12px; margin-top: 10px; line-height: 1.4; }
.bots b { font-size: var(--body); }
.bots span { font-size: var(--caption); color: var(--gray); letter-spacing: 0.01em; }

/* ── 개발 ─────────────────────────────────────────────── */
.build { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 4fr); gap: 40px calc(var(--gutter) * 2); align-items: start; }

/* ── 문의 ─────────────────────────────────────────────── */
.contact { display: flex; justify-content: space-between; align-items: flex-end; gap: 32px; }
.paw { width: 120px; flex: none; }

/* ── 하단 ─────────────────────────────────────────────── */
.foot-in {
  border-top: 2px solid var(--ink);
  display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: var(--gutter); row-gap: 24px;
  align-items: start;
  padding-block: 28px 56px;
}
.foot .brand { grid-column: 1 / span 5; }
.foot-links { grid-column: 6 / span 3; display: grid; gap: 4px; font-size: 1rem; padding-top: 22px; }
.foot-links a { display: inline-block; padding-block: 6px; text-underline-offset: 6px; text-decoration-thickness: 1px; }
.foot-copy { grid-column: 9 / span 4; padding-top: 28px; }

/* ── 좁은 화면 ─────────────────────────────────────────── */
@media (max-width: 899px) {
  .top-in { flex-direction: column; align-items: flex-start; gap: 0; padding-block: 8px 0; }
  .nav { width: calc(100% + var(--margin) * 2); margin-inline: calc(var(--margin) * -1); padding-inline: var(--margin); overflow-x: auto; gap: 24px; border-block: 1px solid var(--gray); scrollbar-width: none; }
  .nav::-webkit-scrollbar { display: none; }

  .hero { padding-top: 24px; }
  .hero-fig { grid-column: 4 / -1; grid-row: 1; }
  .hero-text { grid-column: 1 / -1; grid-row: 2; padding-top: 32px; }

  .sec-head, .sec-body { grid-column: 1 / -1; }
  .sec-head { display: grid; grid-template-columns: auto minmax(0, 1fr); column-gap: 16px; align-items: baseline; margin-bottom: 36px; }
  .sec-head .num { grid-row: 1 / span 2; }
  .sec-head h2 { margin-top: 0; }

  .rows > li, .rows-tight > li { grid-template-columns: minmax(0, 1fr); }
  .split, .pair, .tarot, .build { grid-template-columns: minmax(0, 1fr); }
  .tarot-art { max-width: 320px; }

  .cards {
    display: flex; gap: 12px; overflow-x: auto; scroll-snap-type: x mandatory;
    margin-inline: calc(var(--margin) * -1); padding-inline: var(--margin); scroll-padding-inline: var(--margin);
    scrollbar-width: none;
  }
  .cards::-webkit-scrollbar { display: none; }
  .cards li { flex: 0 0 44%; scroll-snap-align: start; }

  .bots { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact { align-items: flex-start; }
  .paw { width: 64px; }

  .foot .brand, .foot-links, .foot-copy { grid-column: 1 / -1; padding-top: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}