:root {
  --il-ink: #17201e;
  --il-evergreen: #173f3a;
  --il-evergreen-deep: #101816;
  --il-evergreen-soft: #dde9e4;
  --il-paper: #f7f5ef;
  --il-white: #ffffff;
  --il-amber: #f0a641;
  --il-amber-dark: #a95b26;
  --il-coral: #d86755;
  --il-line: #d6d8d2;
  --il-muted: #65706d;
  --il-error: #a93f34;
  --il-shadow: 0 14px 40px rgba(23, 32, 30, 0.09);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 320px;
  color: var(--il-ink);
  background: var(--il-paper);
  font-family: Pretendard, "Noto Sans KR", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  text-rendering: optimizeLegibility;
}
body.menu-open { overflow: hidden; }
button, input, select, textarea { font: inherit; letter-spacing: 0; }
button, a { -webkit-tap-highlight-color: transparent; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3, strong { word-break: keep-all; overflow-wrap: break-word; }
.serif { font-family: "Noto Serif KR", Georgia, serif; }
.container,
.wrap,
.narrow { width: 100%; max-width: 1200px; margin-inline: auto; padding-inline: clamp(20px, 5vw, 40px); }
.narrow { max-width: 860px; }
.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 200;
  padding: 10px 14px;
  color: var(--il-white);
  background: var(--il-evergreen);
}
.skip-link:focus { top: 16px; }
:focus-visible { outline: 3px solid var(--il-amber); outline-offset: 3px; }
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.icon,
.icon-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  line-height: 0;
}
.icon { width: 20px; height: 20px; }
.icon > svg { display: block; width: 18px; height: 18px; margin: 0; }
.icon-button {
  width: 44px;
  height: 44px;
  padding: 0;
  border: 1px solid var(--il-line);
  border-radius: 4px;
  color: var(--il-ink);
  background: var(--il-white);
  cursor: pointer;
}
.icon-button > svg,
.icon-button i > svg { display: block; width: 20px; height: 20px; margin: 0; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: 78px;
  border-bottom: 1px solid var(--il-line);
  background: rgba(247, 245, 239, 0.97);
  backdrop-filter: blur(12px);
}
.header-inner { height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.site-brand { display: inline-flex; align-items: baseline; gap: 10px; min-width: max-content; }
.site-brand strong { font-family: "Noto Serif KR", Georgia, serif; font-size: 25px; line-height: 1; }
.site-brand small { color: var(--il-amber-dark); font-size: 9px; font-weight: 800; }
.desktop-nav { display: flex; align-items: center; gap: 34px; margin-left: auto; }
.desktop-nav a { position: relative; min-height: 44px; display: inline-flex; align-items: center; font-size: 14px; font-weight: 650; }
.desktop-nav a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 6px; height: 2px; background: var(--il-amber); transition: right 180ms ease; }
.desktop-nav a:hover::after,
.desktop-nav a[aria-current="page"]::after { right: 0; }
.header-cta,
.button {
  min-height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 19px;
  border: 1px solid var(--il-evergreen);
  border-radius: 4px;
  color: var(--il-white);
  background: var(--il-evergreen);
  font-weight: 800;
  cursor: pointer;
}
.button:hover,
.header-cta:hover { background: #0e302c; }
.button-amber { color: var(--il-ink); border-color: var(--il-amber); background: var(--il-amber); }
.button-amber:hover { background: #dda038; }
.button-outline { color: var(--il-evergreen); background: transparent; }
.button-outline:hover { color: var(--il-white); background: var(--il-evergreen); }
.menu-toggle { display: none; }
.menu-close-icon { display: none; }
.menu-toggle[aria-expanded="true"] .menu-open-icon { display: none; }
.menu-toggle[aria-expanded="true"] .menu-close-icon { display: inline-flex; }
.mobile-menu { display: none; }

/* Shared headings and bands */
.eyebrow { display: flex; align-items: center; gap: 10px; color: var(--il-amber-dark); font-size: 11px; font-weight: 850; text-transform: uppercase; }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; }
.home-hero .eyebrow,
.section-green .eyebrow,
.video-band .eyebrow,
.contact-band .eyebrow,
.sub-hero .eyebrow { color: var(--il-amber); }
.section { padding: 104px 0; }
.section-white { background: var(--il-white); }
.section-green { color: var(--il-white); background: var(--il-evergreen); }
.section-heading { display: grid; grid-template-columns: 0.62fr 1.38fr; gap: 60px; align-items: start; margin-bottom: 50px; }
.section-heading h2 { margin: 0; font-family: "Noto Serif KR", Georgia, serif; font-size: 42px; line-height: 1.34; }
.section-heading p { max-width: 620px; margin: 5px 0 0; color: var(--il-muted); font-size: 17px; line-height: 1.8; }
.section-green .section-heading p { color: #c8d8d4; }
.section-action { margin-top: 38px; display: flex; justify-content: flex-end; }
.text-link { display: inline-flex; min-height: 44px; align-items: center; gap: 8px; border-bottom: 1px solid currentColor; font-weight: 750; }
.text-link .icon { transition: transform 160ms ease; }
.text-link:hover .icon { transform: translateX(4px); }
.tag { display: inline-flex; align-items: center; min-height: 26px; padding: 0 9px; border: 1px solid var(--il-line); border-radius: 999px; color: var(--il-muted); background: var(--il-white); font-size: 11px; font-weight: 750; }
.tag-demo { color: #6b3b17; border-color: #ddb474; background: #fff3df; }

/* Home hero */
.home-hero {
  position: relative;
  min-height: 700px;
  display: flex;
  align-items: center;
  color: var(--il-white);
  background-image: url("images/lounge-hero.jpg");
  background-size: cover;
  background-position: center;
}
.home-hero::before { content: ""; position: absolute; inset: 0; background: rgba(14, 33, 30, 0.61); }
.home-hero-inner { position: relative; z-index: 1; display: grid; grid-template-columns: 1.22fr 0.78fr; gap: 92px; align-items: end; padding: 76px 0; }
.home-hero h1 { max-width: 790px; margin: 18px 0 24px; font-family: "Noto Serif KR", Georgia, serif; font-size: 58px; line-height: 1.2; }
.hero-line { display: block; }
.mobile-word,
.mobile-break { display: none; }
.home-hero-copy { max-width: 650px; color: #ecf2ef; font-size: 18px; line-height: 1.85; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 20px; margin-top: 32px; }
.hero-text-link { min-height: 46px; display: inline-flex; align-items: center; border-bottom: 1px solid rgba(255, 255, 255, 0.72); font-weight: 750; }
.hero-index { border-top: 1px solid rgba(255, 255, 255, 0.58); }
.hero-index-link { display: grid; grid-template-columns: 42px 1fr 24px; gap: 13px; align-items: center; min-height: 68px; border-bottom: 1px solid rgba(255, 255, 255, 0.32); }
.hero-index-link .number { color: var(--il-amber); font-size: 12px; font-weight: 850; }
.hero-index-link strong { font-size: 15px; }
.hero-index-link:hover strong { color: var(--il-amber); }

/* Topic explorer */
.topic-explorer { padding: 82px 0; border-bottom: 1px solid var(--il-line); background: var(--il-paper); }
.topic-top { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: end; margin-bottom: 34px; }
.topic-top h2 { margin: 10px 0 0; font-family: "Noto Serif KR", Georgia, serif; font-size: 38px; line-height: 1.35; }
.segment-control { display: inline-flex; max-width: 100%; border: 1px solid #bfc5c1; border-radius: 4px; background: var(--il-white); overflow-x: auto; }
.segment-control button { min-width: 74px; min-height: 44px; padding: 0 15px; border: 0; border-right: 1px solid #bfc5c1; color: #47524f; background: var(--il-white); font-size: 13px; cursor: pointer; }
.segment-control button:last-child { border-right: 0; }
.segment-control button[aria-pressed="true"] { color: var(--il-white); background: var(--il-evergreen); }
.topic-results { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #b9bfbb; border-left: 1px solid #b9bfbb; }
.topic-result { min-height: 166px; display: flex; flex-direction: column; justify-content: space-between; padding: 24px; border-right: 1px solid #b9bfbb; border-bottom: 1px solid #b9bfbb; background: var(--il-white); }
.topic-result .topic-number { color: var(--il-amber-dark); font-size: 11px; font-weight: 850; }
.topic-result h3 { margin: 20px 0 0; font-family: "Noto Serif KR", Georgia, serif; font-size: 20px; line-height: 1.45; }
.topic-result[hidden] { display: none; }

/* Demo metrics */
.metric-band { color: var(--il-white); background: var(--il-evergreen-deep); }
.metric-grid { display: grid; grid-template-columns: 0.8fr repeat(3, 1fr); min-height: 156px; }
.metric-intro,
.metric { padding: 30px; border-right: 1px solid #3f544f; display: flex; flex-direction: column; justify-content: center; }
.metric:last-child { border-right: 0; }
.metric-intro strong { font-family: "Noto Serif KR", Georgia, serif; font-size: 20px; }
.metric-intro span { margin-top: 5px; color: #95aba5; font-size: 12px; }
.metric strong { font-family: "Noto Serif KR", Georgia, serif; color: var(--il-amber); font-size: 32px; }
.metric span { margin-top: 4px; color: #c4d1cd; font-size: 13px; }

/* Guide cards */
.guide-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.guide-card { overflow: hidden; border: 1px solid var(--il-line); border-radius: 6px; background: var(--il-white); transition: transform 180ms ease, box-shadow 180ms ease; }
.guide-card:hover { transform: translateY(-4px); box-shadow: var(--il-shadow); }
.guide-card[hidden] { display: none; }
.guide-card img { width: 100%; height: auto; aspect-ratio: 1 / 1.1; object-fit: cover; background: #e8ebe8; }
.guide-card-body { padding: 24px; }
.guide-card-meta { min-height: 26px; display: flex; align-items: center; justify-content: space-between; gap: 14px; color: var(--il-muted); font-size: 11px; }
.guide-card h3 { min-height: 92px; margin: 16px 0 20px; font-family: "Noto Serif KR", Georgia, serif; font-size: 22px; line-height: 1.48; }
.guide-card p { min-height: 54px; color: var(--il-muted); font-size: 14px; line-height: 1.65; }
.card-command { min-height: 44px; display: inline-flex; align-items: center; gap: 8px; color: var(--il-evergreen); font-size: 13px; font-weight: 800; }
.guide-archive-grid .guide-card { display: flex; flex-direction: column; }
.guide-archive-grid .guide-card[hidden] { display: none; }
.guide-archive-grid .guide-card img { flex: 0 0 auto; }
.guide-archive-grid .guide-card-body { min-height: 0; flex: 1; display: flex; flex-direction: column; padding: 20px; }
.guide-archive-grid .guide-card-meta { min-height: 24px; }
.guide-archive-grid .guide-card h3 {
  min-height: 0;
  display: -webkit-box;
  margin: 12px 0 10px;
  overflow: hidden;
  font-size: 18px;
  line-height: 1.42;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}
.guide-archive-grid .guide-card p {
  min-height: 0;
  display: -webkit-box;
  margin-bottom: 12px;
  overflow: hidden;
  font-size: 13px;
  line-height: 1.55;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}
.guide-archive-grid .card-command { margin-top: auto; }

/* Q&A rows */
.qna-layout { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 92px; }
.qna-intro h2 { margin: 12px 0 22px; font-family: "Noto Serif KR", Georgia, serif; font-size: 42px; line-height: 1.34; }
.qna-intro p { color: #c8d8d4; }
.qna-list { border-top: 2px solid var(--il-amber); }
.qna-row { display: grid; grid-template-columns: 94px 1fr 82px 24px; gap: 18px; align-items: center; min-height: 74px; border-bottom: 1px solid #506e68; }
.qna-state { color: var(--il-amber); font-size: 11px; font-weight: 750; }
.qna-question { font-size: 15px; font-weight: 750; }
.qna-topic { color: #a8bfba; font-size: 11px; text-align: right; }

/* Principles and video */
.principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #aeb7b3; border-bottom: 1px solid #aeb7b3; }
.principle { min-height: 230px; padding: 32px; border-right: 1px solid var(--il-line); }
.principle:last-child { border-right: 0; }
.principle-number { color: var(--il-coral); font-family: "Noto Serif KR", Georgia, serif; font-size: 28px; }
.principle h3 { margin: 28px 0 12px; font-family: "Noto Serif KR", Georgia, serif; font-size: 23px; }
.principle p { color: var(--il-muted); font-size: 14px; }
.video-band { color: var(--il-white); background: var(--il-evergreen-deep); }
.video-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center; }
.video-copy h2 { margin: 14px 0 20px; font-family: "Noto Serif KR", Georgia, serif; font-size: 40px; line-height: 1.35; }
.video-copy p { color: #bdcdc9; line-height: 1.8; }
.video-stage { min-height: 310px; display: grid; place-items: center; border: 1px solid #48605b; background-image: url("images/finance-desk.jpg"); background-size: cover; background-position: center; position: relative; }
.video-stage::before { content: ""; position: absolute; inset: 0; background: rgba(16, 24, 22, 0.80); }
.video-stage-content { position: relative; z-index: 1; max-width: 330px; text-align: center; }
.video-stage .video-icon { width: 58px; height: 58px; margin: 0 auto 18px; display: grid; place-items: center; border: 1px solid var(--il-amber); border-radius: 50%; color: var(--il-amber); }
.video-icon > svg { display: block; width: 22px; height: 22px; margin: 0; }
.video-stage strong { display: block; font-size: 18px; }
.video-stage span { display: block; margin-top: 8px; color: #bccbc7; font-size: 12px; }

/* Process and contact */
.process-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 2px solid var(--il-evergreen); }
.process-step { min-height: 190px; padding: 30px; border-right: 1px solid var(--il-line); border-bottom: 1px solid var(--il-line); }
.process-step:first-child { border-left: 1px solid var(--il-line); }
.process-step span { color: var(--il-amber-dark); font-size: 11px; font-weight: 850; }
.process-step h3 { margin: 24px 0 10px; font-family: "Noto Serif KR", Georgia, serif; font-size: 22px; }
.process-step p { color: var(--il-muted); font-size: 14px; }
.contact-band { padding: 104px 0; color: var(--il-white); background: var(--il-evergreen); }
.contact-layout { display: grid; grid-template-columns: 0.78fr 1.22fr; gap: 90px; align-items: start; }
.contact-copy h2 { margin: 14px 0 22px; font-family: "Noto Serif KR", Georgia, serif; font-size: 44px; line-height: 1.32; }
.contact-copy p { color: #c8d8d4; }
.contact-scope { margin-top: 34px; padding-top: 24px; border-top: 1px solid #54716b; }
.contact-scope li { margin: 7px 0; color: #d7e3df; font-size: 13px; }
.inquiry-form { padding: 30px; border-radius: 6px; color: var(--il-ink); background: var(--il-white); }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { min-width: 0; }
.field-full { grid-column: 1 / -1; }
.field label { display: block; margin-bottom: 8px; font-size: 13px; font-weight: 800; }
.required { color: var(--il-error); }
.field input,
.field select,
.field textarea {
  width: 100%;
  border: 1px solid #b7bfbb;
  border-radius: 4px;
  color: var(--il-ink);
  background: var(--il-white);
}
.field input,
.field select { height: 48px; padding: 0 13px; }
.field textarea { min-height: 132px; padding: 12px 13px; resize: vertical; }
.field-note { margin: 8px 0 0; color: var(--il-muted); font-size: 11px; }
.consent { display: grid; grid-template-columns: 20px 1fr; gap: 10px; align-items: start; margin-top: 20px; color: #4e5956; font-size: 12px; }
.consent input { width: 18px; height: 18px; margin: 2px 0 0; accent-color: var(--il-evergreen); }
.form-actions { display: flex; align-items: center; justify-content: space-between; gap: 18px; margin-top: 24px; }
.form-status { min-height: 24px; color: var(--il-evergreen); font-size: 12px; font-weight: 750; }
.form-status.error { color: var(--il-error); }

/* Footer */
.site-footer { padding: 48px 0 36px; color: #d6dfdc; background: var(--il-evergreen-deep); }
.footer-top { display: grid; grid-template-columns: 0.72fr 1.28fr; gap: 80px; padding-bottom: 34px; border-bottom: 1px solid #374b47; }
.footer-brand strong { display: block; font-family: "Noto Serif KR", Georgia, serif; color: var(--il-white); font-size: 25px; }
.footer-brand p { max-width: 330px; margin: 14px 0 0; color: #91a49f; font-size: 12px; }
.footer-info { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 30px; align-content: start; font-size: 12px; }
.footer-info span { min-width: 0; color: #bdcbc7; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; padding-top: 26px; color: #899d98; font-size: 11px; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; }
.demo-notice { padding: 16px 24px; color: #5b4a36; background: #fff3df; font-size: 11px; line-height: 1.6; text-align: center; }

/* Subpages */
.sub-hero { position: relative; min-height: 460px; display: flex; align-items: end; color: var(--il-white); background-image: url("images/lounge-hero.jpg"); background-size: cover; background-position: center; }
.sub-hero::before { content: ""; position: absolute; inset: 0; background: rgba(14, 33, 30, 0.64); }
.sub-hero-inner { position: relative; z-index: 1; padding: 82px 0; }
.sub-hero h1 { max-width: 780px; margin: 15px 0 18px; font-family: "Noto Serif KR", Georgia, serif; font-size: 52px; line-height: 1.25; }
.sub-hero p { max-width: 650px; margin: 0; color: #e4ece9; font-size: 17px; }
.manifesto { display: grid; grid-template-columns: 0.7fr 1.3fr; gap: 80px; align-items: start; }
.manifesto h2 { margin: 0; font-family: "Noto Serif KR", Georgia, serif; font-size: 40px; line-height: 1.4; }
.manifesto-copy p { margin-bottom: 22px; color: #4e5956; font-size: 17px; line-height: 1.9; }
.editorial-quote { margin: 48px 0 0; padding: 32px 0 32px 30px; border-left: 4px solid var(--il-amber); font-family: "Noto Serif KR", Georgia, serif; font-size: 25px; line-height: 1.6; }
.making-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid #aeb7b3; border-left: 1px solid #aeb7b3; }
.making-step { min-height: 210px; padding: 26px; border-right: 1px solid #aeb7b3; border-bottom: 1px solid #aeb7b3; }
.making-step span { color: var(--il-coral); font-size: 11px; font-weight: 850; }
.making-step h3 { margin: 32px 0 12px; font-family: "Noto Serif KR", Georgia, serif; font-size: 20px; }
.making-step p { color: var(--il-muted); font-size: 13px; }
.legal-panel { padding: 34px; border: 1px solid #b9c5c1; border-radius: 6px; background: var(--il-white); }
.legal-panel h2 { font-family: "Noto Serif KR", Georgia, serif; font-size: 28px; }
.legal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 30px; margin-top: 24px; }
.legal-grid div { padding: 14px 0; border-bottom: 1px solid var(--il-line); }
.legal-grid strong { display: block; font-size: 12px; }
.legal-grid span { display: block; margin-top: 5px; color: var(--il-muted); font-size: 13px; }

/* Board pages */
.board-hero { padding: 82px 0 60px; border-bottom: 1px solid var(--il-line); background: var(--il-paper); }
.breadcrumb { display: flex; align-items: center; gap: 8px; color: var(--il-muted); font-size: 11px; }
.board-hero h1 { margin: 18px 0 16px; font-family: "Noto Serif KR", Georgia, serif; font-size: 50px; line-height: 1.25; }
.board-hero p { max-width: 640px; color: var(--il-muted); font-size: 17px; }
.board-tools { display: grid; grid-template-columns: minmax(260px, 1fr) auto; gap: 24px; align-items: center; margin-top: 38px; }
.search-field { position: relative; }
.search-field .icon { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--il-muted); pointer-events: none; }
.search-field input { width: 100%; height: 50px; padding: 0 15px 0 46px; border: 1px solid #aeb7b3; border-radius: 4px; background: var(--il-white); }
.result-summary { min-height: 30px; margin: 0 0 22px; color: var(--il-muted); font-size: 12px; }
.empty-state { display: none; padding: 56px 20px; border-top: 1px solid var(--il-line); border-bottom: 1px solid var(--il-line); text-align: center; }
.empty-state.visible { display: block; }
.empty-state strong { display: block; font-family: "Noto Serif KR", Georgia, serif; font-size: 22px; }
.empty-state span { display: block; margin-top: 8px; color: var(--il-muted); font-size: 13px; }

/* Article */
.article-header { padding: 68px 0 50px; border-bottom: 1px solid var(--il-line); }
.article-header h1 { max-width: 900px; margin: 24px 0 22px; font-family: "Noto Serif KR", Georgia, serif; font-size: 48px; line-height: 1.34; }
.article-meta { display: flex; flex-wrap: wrap; gap: 10px 24px; color: var(--il-muted); font-size: 12px; }
.article-cover { width: 100%; max-width: 1120px; margin: 46px auto 0; aspect-ratio: 16 / 7; object-fit: cover; }
.article-layout { display: grid; grid-template-columns: 190px minmax(0, 760px); gap: 70px; align-items: start; padding: 72px 0 104px; }
.article-toc { position: sticky; top: 110px; border-top: 2px solid var(--il-evergreen); }
.article-toc a { display: block; padding: 13px 0; border-bottom: 1px solid var(--il-line); color: var(--il-muted); font-size: 12px; }
.article-body { min-width: 0; font-size: 17px; line-height: 1.9; }
.answer-first { margin-bottom: 54px; padding: 30px; border-left: 4px solid var(--il-amber); background: var(--il-white); }
.answer-first strong { display: block; margin-bottom: 10px; color: var(--il-amber-dark); font-size: 12px; }
.answer-first p { margin: 0; font-family: "Noto Serif KR", Georgia, serif; font-size: 23px; line-height: 1.65; }
.article-body h2 { margin: 62px 0 20px; font-family: "Noto Serif KR", Georgia, serif; font-size: 31px; line-height: 1.4; }
.article-body h3 { margin: 36px 0 14px; font-size: 20px; }
.article-body p { color: #37413e; }
.article-body ul { padding-left: 22px; }
.article-body li { margin: 10px 0; color: #37413e; }
.article-note { margin: 42px 0; padding: 24px; border: 1px solid #b9c5c1; border-radius: 6px; background: #eef4f1; font-size: 13px; }
.related-links { margin-top: 60px; border-top: 2px solid var(--il-evergreen); }
.related-links a { display: grid; grid-template-columns: 90px 1fr 22px; gap: 18px; align-items: center; min-height: 66px; border-bottom: 1px solid var(--il-line); }
.related-links span { color: var(--il-muted); font-size: 11px; }

/* Q&A page */
.qna-page-list { border-top: 2px solid var(--il-evergreen); }
.qna-item { border-bottom: 1px solid var(--il-line); }
.qna-item[hidden] { display: none; }
.qna-toggle { width: 100%; min-height: 76px; display: grid; grid-template-columns: 92px 1fr 88px 24px; gap: 18px; align-items: center; padding: 0; border: 0; color: var(--il-ink); background: transparent; text-align: left; cursor: pointer; }
.qna-toggle .state { color: var(--il-amber-dark); font-size: 11px; font-weight: 800; }
.qna-toggle strong { font-size: 16px; }
.qna-toggle .category { color: var(--il-muted); font-size: 11px; text-align: right; }
.qna-chevron { transition: transform 180ms ease; }
.qna-toggle[aria-expanded="true"] .qna-chevron { transform: rotate(180deg); }
.qna-answer { padding: 0 120px 30px 110px; color: #4c5754; font-size: 14px; line-height: 1.8; }
.qna-answer[hidden] { display: none; }
.qna-policy { margin-top: 44px; padding: 24px; border: 1px solid #b9c5c1; border-radius: 6px; background: var(--il-white); }
.qna-policy strong { display: block; margin-bottom: 8px; }
.qna-policy p { margin: 0; color: var(--il-muted); font-size: 13px; }

/* Privacy */
.policy-body { padding: 76px 0 104px; }
.policy-body h2 { margin: 48px 0 14px; font-family: "Noto Serif KR", Georgia, serif; font-size: 26px; }
.policy-body p,
.policy-body li { color: #4c5754; }
.policy-alert { padding: 24px; border: 1px solid #d4ab71; border-radius: 6px; background: #fff3df; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}

@media (max-width: 1024px) {
  .desktop-nav { gap: 22px; }
  .home-hero-inner { grid-template-columns: 1.08fr 0.92fr; gap: 46px; }
  .home-hero h1 { font-size: 48px; }
  .guide-card h3 { font-size: 20px; }
  .guide-archive-grid { grid-template-columns: repeat(2, 1fr); }
  .guide-archive-grid .guide-card h3 { font-size: 18px; }
  .qna-layout { gap: 50px; }
  .contact-layout { gap: 54px; }
  .making-grid { grid-template-columns: 1fr 1fr; }
  .article-layout { grid-template-columns: 150px minmax(0, 1fr); gap: 44px; }
}

@media (max-width: 768px) {
  .container, .wrap, .narrow { padding-inline: 20px; }
  .site-header { height: 68px; }
  .site-brand strong { font-size: 21px; }
  .site-brand small, .desktop-nav, .header-cta { display: none; }
  .menu-toggle { display: inline-flex; }
  .mobile-menu { position: fixed; inset: 68px 0 0; z-index: 99; padding: 20px; color: var(--il-white); background: var(--il-evergreen-deep); }
  .mobile-menu.open { display: block; }
  .mobile-menu a { min-height: 58px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid #3e534e; font-family: "Noto Serif KR", Georgia, serif; font-size: 20px; }
  .mobile-menu .mobile-contact { margin-top: 22px; justify-content: center; border: 0; border-radius: 4px; color: var(--il-ink); background: var(--il-amber); font-family: inherit; font-size: 15px; font-weight: 800; }
  .section { padding: 76px 0; }
  .section-heading { grid-template-columns: 1fr; gap: 18px; margin-bottom: 34px; }
  .section-heading h2 { font-size: 31px; }
  .section-heading p { font-size: 15px; }
  .home-hero { min-height: calc(100svh - 108px); }
  .home-hero-inner { grid-template-columns: 1fr; gap: 34px; padding: 58px 0 44px; }
  .home-hero h1 { font-size: 39px; line-height: 1.24; }
  .desktop-word { display: none; }
  .mobile-word,
  .mobile-break { display: inline; }
  .home-hero-copy { font-size: 15px; }
  .hero-index { display: grid; grid-template-columns: repeat(4, 148px); overflow-x: auto; border-left: 1px solid rgba(255, 255, 255, 0.32); }
  .hero-index-link { min-height: 104px; display: flex; flex-direction: column; align-items: flex-start; justify-content: space-between; padding: 14px; border-right: 1px solid rgba(255, 255, 255, 0.32); }
  .hero-index-link .icon { align-self: flex-end; }
  .topic-explorer { padding: 66px 0; }
  .topic-top { grid-template-columns: 1fr; gap: 24px; }
  .topic-top h2 { font-size: 30px; }
  .segment-control { width: 100%; }
  .segment-control button { flex: 1 0 auto; }
  .topic-results { grid-template-columns: 1fr 1fr; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric-intro { grid-column: 1 / -1; border-bottom: 1px solid #3f544f; }
  .metric:nth-child(3) { border-right: 0; }
  .metric:last-child { grid-column: 1 / -1; border-top: 1px solid #3f544f; }
  .guide-grid { grid-template-columns: 1fr; }
  .guide-card h3, .guide-card p { min-height: 0; }
  .qna-layout, .video-layout, .contact-layout, .manifesto, .footer-top { grid-template-columns: 1fr; gap: 42px; }
  .qna-intro h2, .video-copy h2, .contact-copy h2, .manifesto h2 { font-size: 31px; }
  .qna-row { grid-template-columns: 82px 1fr 22px; }
  .qna-topic { display: none; }
  .principle-grid, .process-grid { grid-template-columns: 1fr; }
  .principle { min-height: 0; border-right: 0; border-bottom: 1px solid var(--il-line); }
  .process-step { min-height: 0; border-left: 1px solid var(--il-line); }
  .form-grid { grid-template-columns: 1fr; }
  .field-full { grid-column: auto; }
  .form-actions { align-items: stretch; flex-direction: column; }
  .form-actions .button { width: 100%; }
  .footer-info, .legal-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .sub-hero { min-height: 400px; }
  .sub-hero-inner { padding: 64px 0; }
  .sub-hero h1 { font-size: 38px; }
  .making-grid { grid-template-columns: 1fr; }
  .board-hero { padding: 62px 0 48px; }
  .board-hero h1 { font-size: 40px; }
  .board-tools { grid-template-columns: 1fr; }
  .article-header h1 { font-size: 38px; }
  .article-cover { width: 100%; aspect-ratio: 4 / 3; }
  .article-layout { grid-template-columns: 1fr; padding-top: 50px; }
  .article-toc { position: static; display: flex; gap: 18px; overflow-x: auto; border-top: 1px solid var(--il-line); border-bottom: 1px solid var(--il-line); }
  .article-toc a { min-width: max-content; border-bottom: 0; }
  .article-body { font-size: 16px; }
  .answer-first { padding: 24px; }
  .answer-first p { font-size: 20px; }
  .article-body h2 { font-size: 27px; }
  .qna-toggle { grid-template-columns: 78px 1fr 22px; }
  .qna-toggle .category { display: none; }
  .qna-answer { padding: 0 20px 26px 96px; }
  .contact-band .narrow > h2 { font-size: 30px !important; }
}

@media (max-width: 420px) {
  .home-hero h1 { font-size: 34px; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .hero-actions .button { width: 100%; }
  .hero-text-link { width: max-content; }
  .topic-results { grid-template-columns: 1fr; }
  .metric strong { font-size: 28px; }
  .inquiry-form { padding: 22px 18px; }
  .qna-toggle { grid-template-columns: 70px 1fr 20px; gap: 10px; }
  .qna-answer { padding-left: 80px; }
}