/* 달리다날다 — 기존 WP '소개' 페이지 디자인 토큰을 그대로 옮긴 스타일 */
:root {
  --navy: #161f3c;
  --navy-deep: #0f1630;
  --gold: #c4a260;
  --gold-hover: #d4b474;
  --ink: #2d3748;
  --ink-soft: #5b6472;
  --on-navy: #c9cedc;
  --caption: #8a93a6;
  --paper: #ede9e0;
  --paper-soft: #f7f5f0;
  --line: #e4e1d8;
  --white: #fff;
  --radius: 8px;
  --wrap: 1080px;
  --font: 'Pretendard Variable', Pretendard, -apple-system, BlinkMacSystemFont, 'Apple SD Gothic Neo',
    'Noto Sans KR', 'Malgun Gothic', sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--white);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.6;
  word-break: keep-all;
  overflow-wrap: break-word;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
}

h1,
h2,
h3 {
  margin: 0;
  color: var(--navy);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

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

.skip {
  position: absolute;
  left: -9999px;
}

.skip:focus {
  left: 16px;
  top: 12px;
  z-index: 100;
  padding: 8px 12px;
  background: var(--gold);
  color: var(--navy);
}

/* ── 머리글 ─────────────────────────────── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(1.4) blur(8px);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  gap: 16px;
}

.brand img {
  width: auto;
  height: 34px;
}

.nav-toggle {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
}

.nav-toggle:focus-visible + .nav-button {
  outline: 2px solid var(--gold);
}

.nav-button {
  display: none;
  padding: 8px;
  cursor: pointer;
  color: var(--navy);
}

.site-nav ul {
  display: flex;
  gap: 4px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius);
  color: var(--ink);
  font-size: 15px;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current='page'] {
  color: var(--navy);
  background: var(--paper-soft);
}

.site-nav a[aria-current='page'] {
  font-weight: 700;
}

@media (max-width: 760px) {
  .nav-button {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    background: var(--white);
    border-bottom: 1px solid var(--line);
  }

  .nav-toggle:checked ~ .site-nav {
    display: block;
  }

  .site-nav ul {
    flex-direction: column;
    padding: 8px 12px 16px;
  }

  .site-nav a {
    padding: 12px;
    font-size: 16px;
  }
}

/* ── 섹션 공통 ──────────────────────────── */
.section {
  padding: 90px 0;
}

.section-navy {
  background: var(--navy);
  color: var(--on-navy);
}

.section-deep {
  background: var(--navy-deep);
  color: var(--on-navy);
}

.section-soft {
  background: var(--paper-soft);
}

.section-navy h1,
.section-navy h2,
.section-navy h3,
.section-deep h1,
.section-deep h2,
.section-deep h3 {
  color: var(--white);
}

.eyebrow {
  margin-bottom: 14px;
  color: var(--gold);
  font-size: 15px;
  font-weight: 600;
}

.section-soft .eyebrow,
.section-white .eyebrow {
  color: #9a7b3c;
}

.section-title {
  font-size: 28px;
}

.lead {
  margin-top: 20px;
  font-size: 17px;
}

.section-navy .lead,
.section-deep .lead {
  color: var(--on-navy);
}

.section-head {
  max-width: 680px;
  margin-bottom: 44px;
}

.section-head.center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.muted {
  color: var(--ink-soft);
}

/* ── 버튼 ──────────────────────────────── */
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

.center .actions,
.actions.center {
  justify-content: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border: 1px solid var(--gold);
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.15s, color 0.15s;
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
}

.btn-primary:hover {
  background: var(--gold-hover);
}

.btn-ghost {
  background: transparent;
  color: var(--gold);
}

.btn-ghost:hover {
  background: rgba(196, 162, 96, 0.12);
}

.section-white .btn-ghost,
.section-soft .btn-ghost {
  color: #8a6b2e;
}

.btn:focus-visible,
.site-nav a:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

/* ── 히어로 ─────────────────────────────── */
.hero {
  padding: 100px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: center;
}

.hero h1 {
  font-size: 34px;
}

.hero-figure figcaption,
.figure-caption {
  margin-top: 12px;
  color: var(--caption);
  font-size: 13px;
  text-align: center;
}

.hero-figure img {
  width: 100%;
  aspect-ratio: 1846 / 2560;
  object-fit: cover;
}

/* 하위 페이지 머리 */
.page-hero {
  padding: 80px 0 72px;
}

.page-hero h1 {
  max-width: 760px;
  font-size: 34px;
}

.page-hero .lead {
  max-width: 680px;
}

.breadcrumb ol {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 0 22px;
  padding: 0;
  color: var(--caption);
  font-size: 13px;
  list-style: none;
}

.breadcrumb li + li::before {
  content: '›';
  margin-right: 6px;
}

.breadcrumb a {
  text-decoration: none;
}

.breadcrumb a:hover {
  color: var(--gold);
}

/* ── 숫자 ──────────────────────────────── */
.stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin: 0;
  padding: 64px 0;
  text-align: center;
}

.stats dt {
  order: 2;
  margin-top: 16px;
  color: var(--ink-soft);
  font-size: 15px;
}

.stats dd {
  margin: 0;
  color: var(--navy);
  font-size: 28px;
  font-weight: 700;
}

.stats div {
  display: flex;
  flex-direction: column;
}

.stats .stat-note {
  order: 3;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 400;
}

/* ── 책 ────────────────────────────────── */
.book-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

.book-cover {
  background: var(--paper);
}

.book-cover img {
  width: 100%;
  aspect-ratio: 1;
}

.checks {
  display: grid;
  gap: 10px;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
}

.checks li {
  position: relative;
  padding-left: 28px;
}

.checks li::before {
  content: '';
  position: absolute;
  top: 0.45em;
  left: 2px;
  width: 12px;
  height: 7px;
  border-bottom: 2px solid var(--gold);
  border-left: 2px solid var(--gold);
  transform: rotate(-45deg);
}

/* ── 카드 ──────────────────────────────── */
.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.cards.two {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  display: flex;
  flex-direction: column;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
}

.card h3 {
  font-size: 20px;
}

.card .card-kicker {
  margin-bottom: 10px;
  color: #9a7b3c;
  font-size: 13px;
  font-weight: 600;
}

.card p {
  margin-top: 12px;
  color: var(--ink-soft);
  font-size: 16px;
}

.card .price {
  margin-top: 20px;
  color: var(--navy);
  font-size: 22px;
  font-weight: 700;
}

.card .price small {
  margin-left: 4px;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 500;
}

.card .card-meta {
  margin-top: 6px;
  color: var(--caption);
  font-size: 14px;
}

.card .card-link {
  margin-top: auto;
  padding-top: 22px;
  color: #8a6b2e;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}

.card .card-link:hover {
  text-decoration: underline;
}

.card.featured {
  border-color: var(--gold);
  box-shadow: 0 0 0 1px var(--gold);
}

.section-navy .card {
  border-color: rgba(201, 206, 220, 0.18);
  background: rgba(255, 255, 255, 0.04);
}

.section-navy .card p {
  color: var(--on-navy);
}

.section-navy .card .card-kicker {
  color: var(--gold);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -20px 0 0;
  padding: 0;
  list-style: none;
}

.chips li {
  padding: 10px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--white);
  color: var(--navy);
  font-weight: 600;
}

/* 이력 */
.record {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.record li {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}

.record strong {
  color: var(--navy);
}

.record span {
  color: var(--ink-soft);
}

.book-info div {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.book-info dt {
  color: var(--navy);
  font-weight: 700;
}

.book-info dd {
  margin: 0;
  color: var(--ink-soft);
}

.toc {
  display: grid;
  gap: 0;
  margin: 28px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.toc li {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
  color: var(--navy);
  font-weight: 600;
}

.quote {
  margin: 0;
  padding: 36px;
  border-radius: 12px;
  background: var(--navy);
  color: var(--on-navy);
}

.quote .eyebrow {
  color: var(--gold) !important;
}

.quote blockquote {
  margin: 0;
  color: var(--white);
  font-size: 19px;
  line-height: 1.75;
}

.quote figcaption {
  margin-top: 18px;
  color: var(--caption);
  font-size: 14px;
}

@media (max-width: 640px) {
  .book-info div {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .quote {
    padding: 28px 22px;
  }

  .quote blockquote {
    font-size: 17px;
  }
}

/* ── FAQ ───────────────────────────────── */
.faq {
  max-width: 780px;
  margin: 0 auto;
}

.faq details {
  border-bottom: 1px solid var(--line);
}

.faq summary {
  position: relative;
  padding: 22px 40px 22px 0;
  color: var(--navy);
  font-size: 18px;
  font-weight: 600;
  list-style: none;
  cursor: pointer;
}

.faq summary::-webkit-details-marker {
  display: none;
}

.faq summary::after {
  content: '+';
  position: absolute;
  top: 18px;
  right: 4px;
  color: var(--gold);
  font-size: 24px;
  font-weight: 400;
}

.faq details[open] summary::after {
  content: '−';
}

.faq details p {
  padding: 0 0 24px;
  color: var(--ink-soft);
}

/* ── CTA · 바닥글 ───────────────────────── */
.cta {
  text-align: center;
}

.cta h2 {
  font-size: 28px;
}

.site-footer {
  padding: 48px 0 40px;
  background: var(--navy-deep);
  border-top: 1px solid rgba(201, 206, 220, 0.12);
  color: var(--caption);
  font-size: 14px;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 28px;
}

.footer-brand img {
  width: auto;
  height: 32px;
}

.footer-brand p {
  margin-top: 12px;
}

.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer a {
  color: var(--on-navy);
  text-decoration: none;
}

.site-footer a:hover {
  color: var(--gold);
}

.copyright {
  margin-top: 32px;
  font-size: 13px;
}

/* ── 반응형 ─────────────────────────────── */
@media (max-width: 900px) {
  .hero-grid,
  .book-grid {
    grid-template-columns: 1fr;
    gap: 44px;
  }

  .hero-figure {
    max-width: 420px;
  }

  .book-cover {
    max-width: 460px;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .cards.two {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  body {
    font-size: 16px;
  }

  .section {
    padding: 64px 0;
  }

  .hero {
    padding: 64px 0;
  }

  .page-hero {
    padding: 56px 0 52px;
  }

  .hero h1,
  .page-hero h1 {
    font-size: 27px;
  }

  .section-title,
  .cta h2 {
    font-size: 23px;
  }

  .stats {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 56px 0;
  }

  .record li {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .actions .btn {
    flex: 1 1 140px;
  }

  .faq summary {
    font-size: 16px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}