/* ============================================================
   창가노트 — 매거진 스타일 (모바일 우선, 375px 기준)
   색은 CSS 변수 토큰으로 통일. 카테고리별 --cat 값만 바뀜.
   헤더/푸터는 중립(회사 색·로고 없음). 브랜드는 배너/회사소개에만.
   ============================================================ */
:root {
  --paper: #faf9f6;      /* 배경(종이) */
  --paper-2: #f2efe8;    /* 살짝 진한 면 */
  --ink: #1c1a17;        /* 본문 잉크 */
  --ink-soft: #56514a;   /* 보조 텍스트 */
  --line: #e4e0d7;       /* 헤어라인 */
  --line-2: #d7d2c6;
  --cat: #334155;        /* 카테고리 강조색(페이지마다 인라인으로 교체) */
  --white: #ffffff;
  --serif: "Noto Serif KR", Georgia, "Nanum Myeongjo", serif;
  --display: "Bodoni Moda", "Noto Serif KR", Georgia, serif;
  --sans: "Pretendard", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
          "Malgun Gothic", system-ui, sans-serif;
  --wrap: 1120px;
  --read: 720px;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(0,0,0,.04), 0 8px 24px rgba(0,0,0,.05);
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0; background: var(--paper); color: var(--ink);
  font-family: var(--sans); font-size: 17px; line-height: 1.72;
  -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility;
  overflow-x: hidden;                 /* 가로 스크롤 방지(모바일 필수) */
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 20px; }
.read { max-width: var(--read); margin-left: auto; margin-right: auto; }

/* ── 헤더(중립 마스트헤드) ───────────────────────────── */
.masthead { border-bottom: 1px solid var(--line); background: var(--paper); }
.masthead__top { display: flex; align-items: baseline; justify-content: space-between;
  gap: 12px; padding: 18px 0 12px; }
.brand { font-family: var(--display); font-weight: 700; letter-spacing: .5px;
  font-size: 30px; line-height: 1; text-decoration: none; color: var(--ink); }
.brand small { display: block; font-family: var(--sans); font-weight: 500;
  font-size: 11.5px; letter-spacing: .12em; color: var(--ink-soft);
  text-transform: uppercase; margin-top: 7px; }
.masthead__tag { font-size: 12.5px; color: var(--ink-soft); text-align: right; max-width: 45%; }

/* 카테고리 내비 — 모바일에선 가로 스크롤 한 줄(줄바꿈 금지) */
.catnav { display: flex; gap: 6px; overflow-x: auto; scrollbar-width: none;
  padding: 4px 0 12px; -webkit-overflow-scrolling: touch; }
.catnav::-webkit-scrollbar { display: none; }
.catnav a { flex: 0 0 auto; font-size: 13.5px; font-weight: 600; text-decoration: none;
  color: var(--ink-soft); padding: 7px 12px; border-radius: 999px; white-space: nowrap;
  border: 1px solid var(--line); background: var(--white); transition: .15s; }
.catnav a:hover, .catnav a[aria-current="page"] { color: var(--white);
  background: var(--cat); border-color: var(--cat); }

/* ── 카테고리 태그(컬러 코딩) ────────────────────────── */
.tag { display: inline-block; font-size: 11.5px; font-weight: 700; letter-spacing: .04em;
  color: var(--cat); text-transform: none; text-decoration: none; }
.tag::before { content: "● "; font-size: 9px; vertical-align: middle; }

/* ── 홈 피드 ─────────────────────────────────────────── */
.lead-line { display: flex; align-items: baseline; gap: 10px; margin: 26px 0 8px; }
.lead-line h2 { font-family: var(--serif); font-size: 15px; letter-spacing: .02em;
  margin: 0; color: var(--ink); }
.lead-line .rule { flex: 1; height: 1px; background: var(--line); }

.grid { display: grid; grid-template-columns: 1fr; gap: 26px; padding: 18px 0 8px; }

.card { --cat: #334155; text-decoration: none; color: inherit; display: block; }
.card__media { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius);
  overflow: hidden; background: var(--paper-2); box-shadow: var(--shadow); }
.card__media img { width: 100%; height: 100%; object-fit: cover; }
/* 사진 없을 때: 카테고리 색 그라디언트 폴백 */
.hero-fallback { position: absolute; inset: 0; display: grid; place-items: center;
  background:
    radial-gradient(120% 120% at 15% 12%, color-mix(in srgb, var(--cat) 78%, #fff) 0%, transparent 55%),
    radial-gradient(120% 120% at 88% 90%, color-mix(in srgb, var(--cat) 92%, #000 8%) 0%, transparent 60%),
    linear-gradient(135deg, var(--cat), color-mix(in srgb, var(--cat) 62%, #111 38%));
}
.hero-fallback span { font-family: var(--display); color: rgba(255,255,255,.92);
  font-size: 15px; letter-spacing: .16em; text-transform: uppercase;
  border: 1px solid rgba(255,255,255,.5); padding: 6px 14px; border-radius: 999px;
  backdrop-filter: blur(1px); }
.card__body { padding: 12px 2px 0; }
.card h3 { font-family: var(--serif); font-weight: 700; font-size: 20px; line-height: 1.34;
  margin: 8px 0 6px; letter-spacing: -.01em; }
.card p { margin: 0; color: var(--ink-soft); font-size: 14.5px; line-height: 1.6; }
.card .meta { margin-top: 9px; font-size: 12px; color: var(--ink-soft); }

/* ── 카테고리 페이지 헤더 ────────────────────────────── */
.cat-head { padding: 30px 0 6px; border-bottom: 1px solid var(--line); }
.cat-head h1 { font-family: var(--serif); font-size: 30px; margin: 6px 0 6px; color: var(--cat); }
.cat-head p { margin: 0; color: var(--ink-soft); max-width: var(--read); }

/* ── 글(포스트) ──────────────────────────────────────── */
.post-hero { position: relative; aspect-ratio: 21 / 9; border-radius: var(--radius);
  overflow: hidden; margin: 18px 0 0; box-shadow: var(--shadow); background: var(--paper-2); }
.post-hero img { width: 100%; height: 100%; object-fit: cover; }
.post-head { padding: 26px 0 6px; }
.post-head .kicker { display: flex; gap: 10px; align-items: center; font-size: 12.5px;
  color: var(--ink-soft); margin-bottom: 12px; }
.post-head h1 { font-family: var(--serif); font-weight: 700; font-size: 30px; line-height: 1.28;
  letter-spacing: -.015em; margin: 0 0 12px; }
.post-head .dek { font-size: 18px; color: var(--ink-soft); line-height: 1.6; margin: 0; }
.byline { margin-top: 16px; padding-top: 14px; border-top: 1px solid var(--line);
  font-size: 12.5px; color: var(--ink-soft); display: flex; gap: 10px; flex-wrap: wrap; }

/* TL;DR 핵심요약 박스 */
.tldr { margin: 24px 0; padding: 16px 18px; background: var(--white);
  border: 1px solid var(--line); border-left: 4px solid var(--cat); border-radius: 10px; }
.tldr b { display: block; font-size: 12px; letter-spacing: .12em; color: var(--cat);
  text-transform: uppercase; margin-bottom: 8px; }
.tldr ul { margin: 0; padding-left: 18px; }
.tldr li { margin: 4px 0; font-size: 15.5px; }

/* 본문 타이포그래피(직접 정의한 prose) */
.prose { font-size: 17.5px; line-height: 1.82; }
.prose > * + * { margin-top: 1.15em; }
.prose h2 { font-family: var(--serif); font-size: 23px; line-height: 1.35; margin-top: 1.9em;
  padding-top: .2em; letter-spacing: -.01em; }
.prose h3 { font-family: var(--serif); font-size: 19px; margin-top: 1.6em; }
.prose p { margin: 0; }
.prose ul, .prose ol { padding-left: 22px; margin: 0; }
.prose li { margin: .35em 0; }
.prose strong { font-weight: 700; }
.prose a { color: var(--cat); text-underline-offset: 3px; }
.prose blockquote { margin: 1.4em 0; padding: 4px 0 4px 18px; border-left: 3px solid var(--line-2);
  color: var(--ink-soft); font-style: italic; }
.prose table { width: 100%; border-collapse: collapse; font-size: 15px; }
.prose th, .prose td { border: 1px solid var(--line); padding: 9px 11px; text-align: left; }
.prose thead th { background: var(--paper-2); }
.prose figure { margin: 1.4em 0; }
.prose figcaption { font-size: 12.5px; color: var(--ink-soft); margin-top: 6px; }
.data-note { font-size: 12.5px; color: #9a6a1a; background: #fdf6e7; border: 1px dashed #e6c675;
  border-radius: 8px; padding: 8px 11px; }

/* FAQ */
.faq { margin: 30px 0 8px; border-top: 1px solid var(--line); }
.faq h2 { font-family: var(--serif); font-size: 21px; margin: 22px 0 6px; }
.faq details { border-bottom: 1px solid var(--line); padding: 4px 0; }
.faq summary { cursor: pointer; list-style: none; padding: 13px 30px 13px 2px; position: relative;
  font-weight: 600; font-size: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 4px; top: 11px; font-size: 20px;
  color: var(--cat); transition: .2s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq .a { padding: 0 2px 15px; color: var(--ink-soft); font-size: 15.5px; }

/* ── 문맥 배너 / CTA ─────────────────────────────────── */
.banner { --cat: #334155; margin: 26px 0; border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--line); background:
    linear-gradient(180deg, color-mix(in srgb, var(--cat) 8%, #fff), var(--white));
  box-shadow: var(--shadow); }
.banner__in { padding: 20px 20px 22px; }
.banner .eyebrow { font-size: 11.5px; font-weight: 700; letter-spacing: .12em;
  text-transform: uppercase; color: var(--cat); }
.banner h4 { font-family: var(--serif); font-size: 20px; line-height: 1.4; margin: 8px 0 6px; }
.banner p { margin: 0 0 16px; color: var(--ink-soft); font-size: 14.5px; }
.btn { display: inline-flex; align-items: center; gap: 8px; font-family: var(--sans);
  font-weight: 700; font-size: 15px; text-decoration: none; cursor: pointer; border: 0;
  color: #fff; background: var(--cat); padding: 12px 20px; border-radius: 999px;
  transition: transform .12s, filter .12s; }
.btn:hover { transform: translateY(-1px); filter: brightness(1.06); }
.btn--ghost { background: transparent; color: var(--cat); border: 1px solid var(--cat); }
.banner .fine { display: block; margin-top: 10px; font-size: 11.5px; color: var(--ink-soft); }

/* 인라인(작은) 배너 */
.banner--inline .banner__in { padding: 15px 18px; }
.banner--inline h4 { font-size: 17px; margin: 6px 0 4px; }

/* ── 접수 모달(B안) ──────────────────────────────────── */
.modal { position: fixed; inset: 0; z-index: 80; display: none; }
.modal[open] { display: block; }
.modal__scrim { position: absolute; inset: 0; background: rgba(20,18,15,.55); }
.modal__card { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%);
  width: min(440px, 92vw); max-height: 90vh; overflow: auto; background: var(--paper);
  border-radius: 16px; box-shadow: 0 20px 60px rgba(0,0,0,.35); padding: 22px; }
.modal h3 { font-family: var(--serif); font-size: 21px; margin: 2px 0 4px; color: var(--cat); }
.modal .sub { color: var(--ink-soft); font-size: 14px; margin: 0 0 16px; }
.modal label { display: block; font-size: 12.5px; font-weight: 600; margin: 12px 0 5px; }
.modal input, .modal textarea, .modal select { width: 100%; font-family: var(--sans);
  font-size: 15px; padding: 11px 12px; border: 1px solid var(--line-2); border-radius: 10px;
  background: var(--white); }
.modal textarea { min-height: 74px; resize: vertical; }
.modal .row { display: flex; gap: 10px; }
.modal .row > * { flex: 1; }
.modal__x { position: absolute; right: 14px; top: 12px; border: 0; background: transparent;
  font-size: 24px; line-height: 1; cursor: pointer; color: var(--ink-soft); }
.modal__ok { text-align: center; padding: 18px 4px; }
.modal__ok b { font-family: var(--serif); font-size: 20px; color: var(--cat); }
.consent { font-size: 11.5px; color: var(--ink-soft); margin-top: 12px; line-height: 1.5; }

/* ── 푸터(중립) ──────────────────────────────────────── */
.foot { margin-top: 46px; border-top: 1px solid var(--line); background: var(--paper-2); }
.foot__in { padding: 26px 0 34px; font-size: 13px; color: var(--ink-soft); }
.foot a { color: var(--ink-soft); text-decoration: none; }
.foot .cols { display: flex; flex-wrap: wrap; gap: 18px 40px; margin-bottom: 16px; }
.foot h5 { font-size: 12px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink);
  margin: 0 0 8px; }
.foot ul { list-style: none; margin: 0; padding: 0; }
.foot li { margin: 4px 0; }

/* ── 데스크탑 확장(모바일 먼저 만든 뒤 넓힘) ──────────── */
@media (min-width: 680px) {
  body { font-size: 18px; }
  .grid { grid-template-columns: 1fr 1fr; gap: 30px 28px; }
  .brand { font-size: 36px; }
  .post-head h1 { font-size: 40px; }
  .cat-head h1 { font-size: 38px; }
}
@media (min-width: 1000px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .grid .card--lead { grid-column: 1 / -1; display: grid; grid-template-columns: 1.15fr 1fr;
    gap: 26px; align-items: center; }
  .grid .card--lead .card__media { aspect-ratio: 16 / 10; }
  .grid .card--lead h3 { font-size: 30px; }
  .post-head h1 { font-size: 46px; }
}
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; } }