:root {
  --paper: #f7f2e8;
  --paper-strong: #fffdf8;
  --paper-muted: #eee5d6;
  --ink: #24211e;
  --ink-soft: #5d554c;
  --ink-faint: #7a7065;
  --line: #d7ccbc;
  --line-strong: #b8aa98;
  --accent: #a43f32;
  --accent-deep: #743026;
  --accent-soft: #f0d8d1;
  --gold: #9a7638;
  --green: #315f4e;
  --blue: #3f5f75;
  --dark: #1d2526;
  --dark-2: #253031;
  --dark-text: #f5efe3;
  --success: #2e6b4f;
  --warning: #98601f;
  --danger: #9b3833;
  --shadow: 0 18px 55px rgba(53, 42, 31, .10);
  --shadow-small: 0 9px 28px rgba(53, 42, 31, .09);
  --radius: 18px;
  --reading-size: 18px;
  --reading-width: 760px;
  --wide-width: 1120px;
  --header-height: 68px;
}

/* 버튼·입력창은 body 글꼴을 물려받지 않는다(브라우저 기본 글꼴을 쓴다).
   이것 때문에 목차·설정 버튼만 시스템 글꼴로 그려지고 있었다 — 실측으로 잡았다. */
button, input, select, textarea { font-family: inherit; }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--header-height) + 22px); }
body {
  margin: 0;
  min-width: 320px;
  background: var(--paper);
  color: var(--ink);
  font-family: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Malgun Gothic", "맑은 고딕", sans-serif;
  font-size: var(--reading-size);
  line-height: 1.78;
  letter-spacing: -.012em;
  text-rendering: optimizeLegibility;
}
body[data-theme="dark"] {
  --paper: #171a1a;
  --paper-strong: #202524;
  --paper-muted: #282d2b;
  --ink: #f1ede4;
  --ink-soft: #cbc3b7;
  --ink-faint: #aaa196;
  --line: #3c4240;
  --line-strong: #5b625e;
  --accent: #e18270;
  --accent-deep: #f1aa9d;
  --accent-soft: #4a302e;
  --gold: #d4ad61;
  --green: #8fc5ad;
  --blue: #91b4ca;
  --dark: #0f1212;
  --dark-2: #1a1e1e;
  --dark-text: #f6f0e7;
  --success: #8bc4a2;
  --warning: #deb06a;
  --danger: #ef9289;
  --shadow: 0 18px 55px rgba(0, 0, 0, .28);
  --shadow-small: 0 9px 28px rgba(0, 0, 0, .24);
  color-scheme: dark;
}
body.modal-open { overflow: hidden; }
body.focus-reading .site-header .brand,
body.focus-reading .site-header .menu-button,
body.focus-reading .site-nav,
body.focus-reading .nav-backdrop,
body.focus-reading .hero-visual,
body.focus-reading .popular-strip,
body.focus-reading .chapter-jump,
body.focus-reading .site-footer { display: none !important; }
body.focus-reading .header-inner { justify-content: flex-end; }
body.focus-reading .reading-column,
body.focus-reading .wide-reading { max-width: var(--reading-width); }

img, svg { max-width: 100%; }
a { color: inherit; text-decoration-thickness: .08em; text-underline-offset: .16em; }
button, input, select, textarea { font: inherit; color: inherit; }
button, select, input[type="range"], input[type="radio"], input[type="checkbox"] { cursor: pointer; }
button:focus-visible, a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, summary:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--accent) 72%, white);
  outline-offset: 3px;
}
::selection { background: var(--accent-soft); color: var(--ink); }

.sr-only {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}
.skip-link {
  position: fixed;
  left: 18px;
  top: -80px;
  z-index: 3000;
  padding: 12px 18px;
  background: var(--ink);
  color: var(--paper-strong);
  border-radius: 8px;
}
.skip-link:focus { top: 12px; }

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  z-index: 2100;
  background: transparent;
}
.reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width .08s linear;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 2000;
  min-height: var(--header-height);
  border-bottom: 1px solid color-mix(in srgb, var(--line) 78%, transparent);
  background: color-mix(in srgb, var(--paper) 89%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
}
.header-inner {
  width: min(100% - 32px, 1380px);
  min-height: var(--header-height);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 14px;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  min-width: 0;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--paper-strong);
  background: var(--accent);
  font-family: Georgia, "Times New Roman", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif;
  font-size: 19px;
}
.brand > span:last-child { display: grid; line-height: 1.22; }
.brand strong { font-size: 14px; letter-spacing: -.025em; }
.brand small { margin-top: 3px; color: var(--ink-faint); font-size: 14px; font-weight: 700; }
.reading-tools { margin-left: auto; display: flex; align-items: center; gap: 6px; }
.tool-button, .icon-button, .text-button {
  border: 0;
  background: transparent;
}
.tool-button {
  min-height: 38px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  color: var(--ink-soft);
  background: color-mix(in srgb, var(--paper-strong) 74%, transparent);
  font-size: 14px;
  font-weight: 800;
}
.tool-button:hover, .tool-button[aria-pressed="true"] { border-color: var(--accent); color: var(--accent-deep); background: var(--accent-soft); }
.icon-button {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  font-size: 28px;
}
.icon-button:hover { background: var(--paper-muted); }
.menu-button { gap: 4px; }
.menu-button span { display: block; width: 19px; height: 2px; border-radius: 2px; background: currentColor; }

.site-nav {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 2400;
  width: min(390px, 90vw);
  padding: 18px 20px 36px;
  overflow-y: auto;
  background: var(--paper-strong);
  border-right: 1px solid var(--line);
  box-shadow: 22px 0 65px rgba(0, 0, 0, .18);
  transform: translateX(-104%);
  visibility: hidden;
  transition: transform .25s ease, visibility 0s linear .25s;
}
.site-nav.is-open { transform: translateX(0); visibility: visible; transition-delay: 0s; }
.nav-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.nav-head strong { font-size: 21px; }
.site-nav ol { list-style: none; padding: 0; margin: 0; counter-reset: nav; }
.site-nav li { counter-increment: nav; border-bottom: 1px solid var(--line); }
.site-nav a {
  display: grid;
  grid-template-columns: 34px 1fr;
  align-items: center;
  gap: 8px;
  min-height: 52px;
  text-decoration: none;
  color: var(--ink-soft);
  font-size: 15px;
  font-weight: 750;
}
.site-nav a::before { content: counter(nav, decimal-leading-zero); color: var(--accent); font-size: 14px; letter-spacing: .08em; }
.site-nav a:hover, .site-nav a[aria-current="true"] { color: var(--ink); }
.nav-backdrop { position: fixed; inset: 0; z-index: 2300; background: rgba(12, 13, 13, .45); }

.reading-column { width: min(calc(100% - 40px), var(--reading-width)); margin-inline: auto; }
.wide-reading { width: min(calc(100% - 40px), var(--wide-width)); max-width: var(--wide-width); }
.section { position: relative; padding: 112px 0; border-top: 1px solid color-mix(in srgb, var(--line) 70%, transparent); }
.section-tint { background: var(--paper-muted); }
.section-dark { background: var(--dark); color: var(--dark-text); }
.section-dark .section-lead, .section-dark .section-number { color: color-mix(in srgb, var(--dark-text) 70%, transparent); }
.section-dark .section-number::before { background: #d88776; }
.section-dark button { color: inherit; }
.section-number {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--accent-deep);
  font-size: 14px;
  font-weight: 900;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.section-number::before { content: ""; width: 30px; height: 2px; background: var(--accent); }
h1, h2, h3, h4 { margin-top: 0; line-height: 1.22; letter-spacing: -.04em; word-break: keep-all; }
h2 { margin-bottom: 24px; font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, "Batang", serif; font-size: clamp(35px, 5vw, 54px); font-weight: 750; }
h3 { font-size: 24px; }
p { margin-top: 0; }
.section-lead { max-width: 740px; margin-bottom: 40px; color: var(--ink-soft); font-size: 1.08em; line-height: 1.78; }

.hero {
  min-height: calc(100vh - var(--header-height));
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(420px, .95fr);
  align-items: center;
  gap: clamp(25px, 5vw, 90px);
  width: min(calc(100% - 64px), 1360px);
  margin: 0 auto;
  padding: 82px 0 95px;
  border: 0;
}
.hero .reading-column { width: auto; margin: 0; }
.eyebrow { margin: 0 0 20px; color: var(--accent-deep); font-size: 14px; font-weight: 900; letter-spacing: .12em; }
.hero h1 { margin: 0 0 28px; font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, "Batang", serif; font-size: clamp(58px, 7vw, 100px); font-weight: 700; line-height: .98; }
.hero h1 em { color: var(--accent); font-style: normal; }
.hero-question { max-width: 720px; margin: 0 0 18px; color: var(--ink); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, "Batang", serif; font-size: clamp(23px, 2.4vw, 34px); line-height: 1.46; }
.hero-lead { max-width: 720px; margin-bottom: 26px; color: var(--ink-soft); }
.hero-outcomes { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 30px; }
.hero-outcomes span { padding: 8px 12px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper-strong); font-size: 14px; font-weight: 800; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px 12px; }
.button {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  min-height: 48px;
  padding: 11px 18px;
  border: 1px solid transparent;
  border-radius: 10px;
  text-decoration: none;
  font-size: 15px;
  font-weight: 900;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.button:hover { transform: translateY(-1px); box-shadow: var(--shadow-small); }
.button.primary { background: var(--accent); color: #fffaf5; }
.button.primary:hover { background: var(--accent-deep); }
.button.secondary { border-color: var(--line-strong); background: var(--paper-strong); color: var(--ink); }
.text-link { padding: 10px; color: var(--accent-deep); font-weight: 850; font-size: 15px; }
.research-stamp { margin-top: 26px; color: var(--ink-faint); font-size: 14px; line-height: 1.6; }
.hero-visual { align-self: stretch; display: grid; place-items: center; min-height: 540px; }
.hero-visual svg { width: min(100%, 620px); overflow: visible; }
.thread { fill: none; stroke: var(--accent); stroke-width: 2; stroke-dasharray: 7 10; opacity: .55; }
.thread-2 { stroke: var(--gold); }
.inkline { stroke: #756a5b; stroke-width: 4; stroke-linecap: round; opacity: .55; }
.svg-label { fill: #4a4035; font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 20px; font-weight: 700; letter-spacing: .12em; }
.seal circle { fill: var(--accent); }
.seal text { fill: #fff; text-anchor: middle; font-family: serif; font-size: 18px; font-weight: 800; }
.dark-card { fill: #1e292a; }
.svg-kicker { fill: #d8c9b5; font-size: 14px; font-weight: 700; letter-spacing: .12em; }
.svg-big { fill: #fff8eb; font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 34px; font-weight: 750; }
.eye { fill: none; stroke: #d88776; stroke-width: 5; }
.pupil { fill: #d88776; }
.small-note rect { fill: var(--paper-strong); stroke: var(--line-strong); }
.small-note text { fill: var(--ink-soft); font-size: 17px; font-weight: 800; }

.before-form, .reflection-form { display: grid; gap: 24px; }
.before-form fieldset {
  margin: 0;
  padding: 24px 26px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper-strong);
}
.before-form legend { padding: 0 8px; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 21px; font-weight: 750; }
.before-form fieldset label { display: flex; gap: 11px; align-items: flex-start; padding: 9px 0; color: var(--ink-soft); }
.before-form input[type="radio"] { width: 20px; height: 20px; margin-top: 5px; accent-color: var(--accent); flex: 0 0 auto; }
.range-field { display: grid; grid-template-columns: 1fr auto; gap: 10px 16px; padding: 22px 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); font-weight: 800; }
.range-field input { grid-column: 1 / -1; width: 100%; accent-color: var(--accent); }
.range-field output { color: var(--accent-deep); font-weight: 900; }
.form-status { min-height: 1.5em; margin: 0; color: var(--success); font-weight: 800; }

/* 강조는 좌측 컬러 보더 대신 우하단 3D 두께(blur 0)로 — 전역 금지 패턴 */
.key-conclusion { margin: 35px 0; padding: 23px 26px; border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent); border-radius: 12px; background: var(--paper-strong); box-shadow: 5px 5px 0 color-mix(in srgb, var(--accent) 16%, transparent), 10px 10px 0 color-mix(in srgb, var(--accent) 7%, transparent); }
.key-conclusion strong { color: var(--accent-deep); }
.mode-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--line); }
.mode-card { min-height: 250px; padding: 28px; background: var(--paper-strong); }
.mode-card .mode-index { display: block; color: var(--accent); font-size: 14px; font-weight: 900; letter-spacing: .12em; }
.mode-card h3 { margin: 12px 0 8px; }
.mode-card .mode-question { color: var(--accent-deep); font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 18px; font-weight: 700; }
.mode-card p:last-child { margin-bottom: 0; color: var(--ink-soft); font-size: 15px; }
.inline-check { margin-top: 34px; padding: 24px; border: 1px dashed var(--line-strong); border-radius: var(--radius); }
.inline-check p { margin-bottom: 13px; }
.choice-row { display: flex; flex-wrap: wrap; gap: 8px; }
.choice-row button { min-width: 95px; min-height: 44px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper-strong); font-weight: 850; }
.choice-row button:hover { border-color: var(--accent); }
.choice-row button.is-correct { border-color: var(--success); background: color-mix(in srgb, var(--success) 13%, var(--paper-strong)); }
.choice-row button.is-wrong { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 11%, var(--paper-strong)); }
.mini-feedback { min-height: 1.6em; margin: 14px 0 0; color: var(--ink-soft); font-size: 15px; }

.evidence-ladder { display: grid; gap: 14px; margin: 32px 0 38px; }
.evidence-step { display: grid; grid-template-columns: 64px 1fr; gap: 18px; align-items: start; padding: 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--paper-strong); }
.evidence-step strong { font-size: 18px; }
.evidence-step p { margin: 4px 0 0; color: var(--ink-soft); font-size: 15px; }
.evidence-badge {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border: 2px solid currentColor;
  border-radius: 50%;
  font-size: 18px;
  font-weight: 950;
}
.evidence-A { color: var(--green); }
.evidence-B { color: var(--gold); }
.evidence-C { color: var(--ink-faint); }
.source-example { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.source-example > div { padding: 22px; border-top: 4px solid var(--line-strong); background: var(--paper-strong); box-shadow: var(--shadow-small); }
.source-example h3 { margin: 14px 0 9px; font-size: 20px; }
.source-example p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.method-details { margin-top: 28px; border-block: 1px solid var(--line); padding: 17px 0; }
.method-details summary { font-weight: 900; cursor: pointer; }
.method-details p { margin: 15px 0 0; color: var(--ink-soft); }

.nature-list { border-top: 1px solid rgba(255,255,255,.18); }
.nature-item { display: grid; grid-template-columns: 72px minmax(170px, .58fr) 1.4fr; gap: 18px; padding: 24px 0; border-bottom: 1px solid rgba(255,255,255,.18); }
.nature-item .nature-no { color: #d88776; font-size: 14px; font-weight: 900; letter-spacing: .12em; }
.nature-item h3 { margin: 0; color: #fff8eb; font-size: 22px; }
.nature-item p { margin: 0; color: rgba(246,240,231,.72); font-size: 15px; }
.research-note { margin-top: 42px; padding: 28px; border: 1px solid rgba(255,255,255,.22); border-radius: var(--radius); background: rgba(255,255,255,.055); }
.research-note > strong { color: #f1ad9d; }
.research-note p { margin: 9px 0 16px; color: rgba(246,240,231,.78); }
.source-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.source-chips button { min-height: 38px; padding: 7px 11px; border: 1px solid rgba(255,255,255,.25); border-radius: 999px; background: transparent; font-size: 14px; font-weight: 800; }
.source-chips button:hover { border-color: #f1ad9d; }

.section-heading-row { display: flex; align-items: flex-end; justify-content: space-between; gap: 24px; }
.count-stamp { display: grid; min-width: 82px; text-align: right; line-height: 1; }
.count-stamp strong { color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 44px; }
.count-stamp span { margin-top: 7px; color: var(--ink-faint); font-size: 14px; font-weight: 850; }
.popular-strip { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; margin: 35px 0 30px; }
.popular-card {
  position: relative;
  min-height: 138px;
  padding: 18px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper-strong);
  text-align: left;
}
.popular-card:hover { border-color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow-small); }
.popular-card .popular-rank { display: block; margin-bottom: 23px; color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 25px; font-weight: 800; }
.popular-card strong { display: block; line-height: 1.35; word-break: keep-all; }
.popular-card small { display: block; margin-top: 8px; color: var(--ink-faint); font-size: 14px; }
.atlas-controls { position: sticky; top: calc(var(--header-height) + 12px); z-index: 80; margin: 0 0 26px; padding: 16px; border: 1px solid var(--line); border-radius: 16px; background: color-mix(in srgb, var(--paper) 94%, transparent); box-shadow: var(--shadow-small); backdrop-filter: blur(18px); }
.search-box { position: relative; display: block; }
.search-box input, .reference-controls input { width: 100%; min-height: 50px; padding: 11px 44px 11px 15px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--paper-strong); }
.search-box > span:last-child { position: absolute; right: 15px; top: 50%; transform: translateY(-50%); color: var(--ink-faint); font-size: 24px; }
.filter-row { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; margin-top: 10px; }
.filter-row label, .reference-controls { color: var(--ink-faint); font-size: 14px; font-weight: 850; letter-spacing: .035em; }
.filter-row select, .reference-controls select { display: block; width: 100%; min-height: 43px; margin-top: 3px; padding: 7px 28px 7px 9px; border: 1px solid var(--line); border-radius: 8px; background: var(--paper-strong); color: var(--ink); font-size: 14px; font-weight: 700; }
.active-filter-row { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-top: 11px; }
.active-filter-row button { border: 0; background: transparent; color: var(--accent-deep); font-size: 14px; font-weight: 850; text-decoration: underline; text-underline-offset: 3px; }
.active-filter-row p { margin: 0; color: var(--ink-faint); font-size: 14px; }
.chapter-jump { display: flex; gap: 7px; overflow-x: auto; padding: 0 0 16px; scrollbar-width: thin; }
.chapter-jump button { flex: 0 0 auto; min-height: 38px; padding: 7px 11px; border: 1px solid var(--line); border-radius: 999px; background: var(--paper-strong); color: var(--ink-soft); font-size: 14px; font-weight: 800; }
.chapter-jump button:hover { border-color: var(--accent); color: var(--accent-deep); }
.belief-chapter { margin-top: 58px; scroll-margin-top: 210px; }
.belief-chapter-head { display: grid; grid-template-columns: 90px 1fr; gap: 24px; align-items: start; margin-bottom: 12px; padding-bottom: 22px; border-bottom: 2px solid var(--ink); }
.belief-chapter-head .chapter-number { color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 54px; font-weight: 800; line-height: 1; }
.belief-chapter-head h3 { margin: 0 0 6px; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 31px; }
.belief-chapter-head p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.belief-row {
  display: grid;
  grid-template-columns: 58px minmax(0, 1.4fr) minmax(180px, .62fr) 35px;
  gap: 18px;
  align-items: center;
  width: 100%;
  padding: 20px 4px;
  border: 0;
  border-bottom: 1px solid var(--line);
  background: transparent;
  text-align: left;
}
.belief-row:hover { background: color-mix(in srgb, var(--accent-soft) 42%, transparent); }
.belief-row .belief-no { color: var(--ink-faint); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 18px; font-weight: 750; }
.belief-row h4 { margin: 0; font-size: 18px; line-height: 1.45; }
.belief-row .belief-meta { display: flex; flex-wrap: wrap; gap: 5px; margin-top: 7px; }
.meta-chip { display: inline-flex; align-items: center; min-height: 25px; padding: 3px 7px; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-faint); background: var(--paper-strong); font-size: 14px; font-weight: 850; }
.meta-chip.evidence-A { border-color: color-mix(in srgb, var(--green) 65%, var(--line)); color: var(--green); }
.meta-chip.evidence-B { border-color: color-mix(in srgb, var(--gold) 65%, var(--line)); color: var(--gold); }
.meta-chip.evidence-C { color: var(--ink-faint); }
.belief-row .belief-insight { margin: 0; color: var(--ink-soft); font-size: 14px; line-height: 1.58; }
.belief-row .belief-open { color: var(--accent); font-size: 24px; }
.empty-state { padding: 60px 20px; text-align: center; color: var(--ink-faint); }

.timeline { display: flex; position: relative; gap: 0; overflow-x: auto; padding: 28px 0 24px; }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 48px; height: 2px; background: var(--line-strong); }
.timeline button { position: relative; flex: 1 0 150px; min-width: 150px; padding: 0 8px 54px; border: 0; background: transparent; text-align: left; }
.timeline button::after { content: ""; position: absolute; left: 10px; bottom: 39px; width: 16px; height: 16px; border: 4px solid var(--paper-muted); border-radius: 50%; background: var(--line-strong); }
.timeline button[aria-selected="true"]::after { background: var(--accent); transform: scale(1.18); }
.timeline button strong { display: block; color: var(--ink); font-size: 15px; }
.timeline button small { display: block; margin-top: 3px; color: var(--ink-faint); font-size: 14px; }
.timeline-result { min-height: 280px; padding: 30px; border-radius: var(--radius); background: var(--paper-strong); box-shadow: var(--shadow); }
.timeline-result .timeline-era { color: var(--accent); font-size: 14px; font-weight: 900; letter-spacing: .12em; }
.timeline-result h3 { margin: 8px 0 14px; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 31px; }
.timeline-documents { display: flex; flex-wrap: wrap; gap: 8px; margin: 20px 0; }
.timeline-documents span { padding: 6px 10px; border: 1px solid var(--line); border-radius: 999px; font-size: 14px; font-weight: 800; }
.timeline-beliefs { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.timeline-beliefs button { min-height: 48px; padding: 8px 12px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); text-align: left; font-size: 14px; font-weight: 750; }

.engine-layout { display: grid; grid-template-columns: minmax(300px, .82fr) minmax(360px, 1.18fr); gap: 20px; align-items: stretch; }
.engine-controls { display: grid; gap: 12px; padding: 24px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); }
.engine-controls > label { display: grid; grid-template-columns: 1fr auto; gap: 8px; color: var(--ink-soft); font-size: 14px; font-weight: 800; }
.engine-controls input[type="range"] { grid-column: 1 / -1; width: 100%; accent-color: var(--accent); }
.engine-controls output { color: var(--accent-deep); }
.engine-controls .scenario-select { grid-template-columns: 1fr; }
.engine-controls select { width: 100%; min-height: 45px; margin-top: 5px; padding: 8px 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--paper); }
.engine-result { display: flex; flex-direction: column; justify-content: center; padding: 34px; border-radius: var(--radius); background: var(--dark); color: var(--dark-text); }
.engine-meter { position: relative; display: grid; grid-template-columns: 105px 1fr; grid-template-rows: 1fr auto; align-items: end; gap: 0 20px; min-height: 120px; margin-bottom: 24px; }
.engine-meter::before { content: ""; position: absolute; left: 0; bottom: 0; width: 100px; height: 100px; border: 10px solid rgba(255,255,255,.13); border-radius: 50%; }
.engine-meter span { position: absolute; left: 0; bottom: 0; width: 100px; height: 100px; border: 10px solid transparent; border-top-color: #e38a77; border-right-color: #e38a77; border-radius: 50%; transform: rotate(45deg); transition: transform .25s ease; }
.engine-meter strong { position: relative; z-index: 1; grid-row: 1 / 3; align-self: center; width: 100px; text-align: center; font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 37px; }
.engine-meter small { grid-column: 2; color: rgba(246,240,231,.63); font-size: 14px; font-weight: 800; }
.engine-result h3 { margin-bottom: 9px; color: #fff8ec; }
.engine-result p { color: rgba(246,240,231,.76); }
.engine-tendencies { display: grid; grid-template-columns: repeat(4, 1fr); gap: 7px; margin-top: 6px; }
.engine-tendency { padding: 10px 8px; border: 1px solid rgba(255,255,255,.18); border-radius: 9px; text-align: center; }
.engine-tendency strong { display: block; color: #f2ad9d; font-size: 14px; }
.engine-tendency span { font-size: 18px; font-weight: 900; }
.model-caveat { margin: 18px 0 0 !important; color: rgba(246,240,231,.5) !important; font-size: 14px; }

.classifier { min-height: 400px; }
.classifier-progress { display: flex; justify-content: space-between; margin-bottom: 18px; color: rgba(246,240,231,.62); font-size: 14px; font-weight: 850; }
.classifier-card { padding: 34px; border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius); background: rgba(255,255,255,.055); }
.classifier-card .case-label { color: #f1ad9d; font-size: 14px; font-weight: 900; letter-spacing: .12em; }
.classifier-card h3 { margin: 12px 0 25px; color: #fff8ec; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 30px; }
.classifier-options { display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px; }
.classifier-options button { min-height: 54px; border: 1px solid rgba(255,255,255,.24); border-radius: 10px; background: transparent; color: #fff8ec; font-weight: 850; }
.classifier-options button:hover { border-color: #f1ad9d; }
.classifier-options button.is-correct { border-color: #9ed0b5; background: rgba(75,151,110,.18); }
.classifier-options button.is-wrong { border-color: #f19b90; background: rgba(161,70,61,.2); }
.classifier-feedback { margin-top: 22px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.16); }
.classifier-feedback p { color: rgba(246,240,231,.75); }
.classifier-feedback .button { margin-top: 4px; }
.classifier-result { padding: 36px; border: 1px solid rgba(255,255,255,.2); border-radius: var(--radius); text-align: center; }
.classifier-result strong { display: block; color: #f1ad9d; font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 70px; line-height: 1; }

.compare-selectors { display: grid; grid-template-columns: 1fr auto 1fr; align-items: end; gap: 16px; margin-bottom: 22px; }
.compare-selectors label { color: var(--ink-faint); font-size: 14px; font-weight: 850; }
.compare-selectors select { display: block; width: 100%; min-height: 50px; margin-top: 6px; padding: 9px 12px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--paper-strong); color: var(--ink); font-size: 14px; }
.compare-selectors > span { padding-bottom: 12px; color: var(--accent); font-size: 25px; }
.compare-grid { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); }
.compare-head, .compare-row { display: grid; grid-template-columns: 145px 1fr 1fr; }
.compare-head { background: var(--dark); color: var(--dark-text); }
.compare-head > div, .compare-row > div { padding: 18px; border-right: 1px solid var(--line); }
.compare-head > div:last-child, .compare-row > div:last-child { border-right: 0; }
.compare-head strong { display: block; line-height: 1.45; }
.compare-head small { color: rgba(246,240,231,.6); }
.compare-row { border-top: 1px solid var(--line); }
.compare-row .compare-label { background: var(--paper-muted); color: var(--ink-faint); font-size: 14px; font-weight: 900; }
.compare-row p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.compare-open { margin-top: 10px; border: 0; background: transparent; color: var(--accent-deep); font-size: 14px; font-weight: 900; text-decoration: underline; }

.quiz-start { padding: 32px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); text-align: center; }
.quiz-summary { display: grid; grid-template-columns: repeat(6, auto); justify-content: center; align-items: baseline; gap: 5px 15px; margin-bottom: 26px; }
.quiz-summary strong { color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 33px; }
.quiz-summary span { color: var(--ink-faint); font-size: 14px; font-weight: 800; }
.quiz-start .text-button { display: block; margin: 14px auto 0; color: var(--accent-deep); text-decoration: underline; }
.quiz-progress-row { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 13px; margin-bottom: 14px; color: var(--ink-faint); font-size: 14px; font-weight: 850; }
.quiz-progress-row progress { width: 100%; height: 10px; accent-color: var(--accent); }
.quiz-card { min-height: 460px; padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); box-shadow: var(--shadow-small); }
.quiz-card .quiz-category { color: var(--accent-deep); font-size: 14px; font-weight: 900; letter-spacing: .08em; }
.quiz-card h3 { margin: 13px 0 24px; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 28px; line-height: 1.5; }
.quiz-options { display: grid; gap: 9px; }
.quiz-option { display: grid; grid-template-columns: 32px 1fr; align-items: start; gap: 10px; width: 100%; min-height: 54px; padding: 12px 14px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); text-align: left; }
.quiz-option:hover:not(:disabled) { border-color: var(--accent); }
.quiz-option .option-key { display: grid; place-items: center; width: 29px; height: 29px; border-radius: 50%; background: var(--paper-muted); color: var(--ink-faint); font-size: 14px; font-weight: 900; }
.quiz-option.is-selected { border-color: var(--accent); }
.quiz-option.is-correct { border-color: var(--success); background: color-mix(in srgb, var(--success) 11%, var(--paper-strong)); }
.quiz-option.is-wrong { border-color: var(--danger); background: color-mix(in srgb, var(--danger) 10%, var(--paper-strong)); }
.quiz-option:disabled { cursor: default; opacity: 1; }
.quiz-submit { margin-top: 18px; }
.quiz-feedback { margin-top: 25px; padding: 23px; border-radius: 12px; background: var(--paper-muted); }
.quiz-feedback .feedback-result { margin-bottom: 10px; font-size: 19px; font-weight: 900; }
.quiz-feedback .feedback-result.correct { color: var(--success); }
.quiz-feedback .feedback-result.wrong { color: var(--danger); }
.quiz-feedback p { margin: 7px 0; color: var(--ink-soft); }
.quiz-feedback .answer-line { font-size: 14px; }
.quiz-feedback .source-chips button { color: var(--ink); border-color: var(--line-strong); }
.quiz-next { margin-top: 16px; }
.quiz-result { padding: 34px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); }
.quiz-score { display: grid; place-items: center; width: 150px; height: 150px; margin: 0 auto 24px; border: 10px solid var(--accent-soft); border-radius: 50%; }
.quiz-score strong { color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 50px; line-height: 1; }
.quiz-score span { color: var(--ink-faint); font-size: 14px; }
.score-bars { display: grid; gap: 12px; margin: 25px 0; }
.score-bar { display: grid; grid-template-columns: 120px 1fr auto; align-items: center; gap: 10px; font-size: 14px; font-weight: 800; }
.score-bar > span:nth-child(2) { height: 10px; overflow: hidden; border-radius: 999px; background: var(--paper-muted); }
.score-bar i { display: block; height: 100%; background: var(--accent); border-radius: 999px; }
.quiz-result-actions { display: flex; flex-wrap: wrap; gap: 8px; }

.synthesis-stack { display: grid; gap: 0; margin: 35px 0; border-block: 1px solid var(--line); }
.synthesis-stack article { display: grid; grid-template-columns: 54px 1fr; gap: 18px; padding: 25px 0; border-bottom: 1px solid var(--line); }
.synthesis-stack article:last-child { border-bottom: 0; }
.synthesis-stack article > span { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--accent); border-radius: 50%; color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-weight: 800; }
.synthesis-stack h3 { margin: 0 0 7px; font-size: 21px; }
.synthesis-stack p { margin: 0; color: var(--ink-soft); }
/* 인용은 들여쓰기 + 따옴표 내어쓰기로 구분한다(좌측 색 막대 금지) */
blockquote { margin: 45px 0 0; padding: 22px 0 22px 1.1em; text-indent: -.5em; color: var(--ink); font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 25px; line-height: 1.65; }

.reflection-form label { display: grid; gap: 7px; color: var(--ink-soft); font-weight: 850; }
.reflection-form textarea, .reflection-form select { width: 100%; padding: 13px; border: 1px solid var(--line-strong); border-radius: 10px; background: var(--paper-strong); resize: vertical; }
.reflection-result { margin-top: 30px; padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--paper-strong); }
.reflection-shift { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 16px; margin: 20px 0; }
.reflection-shift > div { padding: 18px; border-radius: 12px; background: var(--paper-muted); text-align: center; }
.reflection-shift strong { display: block; color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 42px; }

.reference-controls { display: grid; grid-template-columns: 1fr 230px; gap: 10px; margin-bottom: 24px; }
.reference-controls input { padding-right: 14px; }
.reference-controls select { margin: 0; min-height: 50px; }
.reference-list { border-top: 2px solid var(--ink); }
.reference-item { display: grid; grid-template-columns: 80px 1fr 170px; gap: 18px; align-items: start; padding: 21px 4px; border-bottom: 1px solid var(--line); }
.reference-item .ref-id { color: var(--accent); font-family: Georgia, "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-weight: 800; }
.reference-item h3 { margin: 0 0 5px; font-size: 17px; line-height: 1.4; }
.reference-item p { margin: 0; color: var(--ink-soft); font-size: 14px; }
.reference-item .ref-meta { text-align: right; color: var(--ink-faint); font-size: 14px; }
.reference-item .ref-meta span { display: block; }
.reference-item button { margin-top: 8px; padding: 0; border: 0; background: transparent; color: var(--accent-deep); font-size: 14px; font-weight: 900; text-decoration: underline; }

.site-footer { display: flex; justify-content: space-between; gap: 30px; padding: 50px max(28px, calc((100vw - 1120px)/2)); background: var(--dark); color: var(--dark-text); }
.site-footer strong { font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 22px; }
.site-footer p { margin: 8px 0 0; color: rgba(246,240,231,.62); font-size: 14px; }
.site-footer > div:last-child { text-align: right; }
.site-footer a { color: #f1ad9d; font-weight: 850; }

.back-to-top { position: fixed; right: 20px; bottom: 20px; z-index: 1500; width: 46px; height: 46px; border: 1px solid var(--line); border-radius: 50%; background: var(--paper-strong); box-shadow: var(--shadow-small); color: var(--accent); font-size: 20px; opacity: 0; pointer-events: none; transform: translateY(10px); transition: .2s; }
.back-to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }

dialog { width: min(900px, calc(100vw - 30px)); max-height: calc(100vh - 30px); padding: 0; overflow: hidden; border: 1px solid var(--line); border-radius: 20px; background: var(--paper-strong); color: var(--ink); box-shadow: 0 30px 100px rgba(0,0,0,.35); }
dialog::backdrop { background: rgba(8, 9, 9, .66); backdrop-filter: blur(5px); }
.dialog-shell { position: relative; max-height: calc(100vh - 32px); padding: 36px 42px 45px; overflow-y: auto; overscroll-behavior: contain; }
.small-dialog { max-width: 720px; margin: auto; }
.dialog-close { position: sticky; top: 0; float: right; z-index: 2; display: grid; place-items: center; width: 42px; height: 42px; margin: -20px -26px 0 0; border: 1px solid var(--line); border-radius: 50%; background: var(--paper-strong); font-size: 26px; }
.dialog-kicker { margin: 0 0 8px; color: var(--accent-deep); font-size: 14px; font-weight: 900; letter-spacing: .1em; }
.dialog-title { max-width: 760px; margin-bottom: 15px; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: clamp(30px, 5vw, 45px); }
.dialog-meta { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 28px; }
.dialog-claim { margin: 0 0 30px; padding: 24px; border-left: 5px solid var(--accent); background: var(--paper-muted); font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 21px; line-height: 1.65; }
.detail-grid { display: grid; grid-template-columns: 150px 1fr; border-top: 1px solid var(--line); }
.detail-grid dt, .detail-grid dd { margin: 0; padding: 19px 0; border-bottom: 1px solid var(--line); }
.detail-grid dt { color: var(--ink-faint); font-size: 14px; font-weight: 900; }
.detail-grid dd { color: var(--ink-soft); }
.nature-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.nature-tags span { padding: 6px 9px; border-radius: 999px; background: var(--accent-soft); color: var(--accent-deep); font-size: 14px; font-weight: 850; }
.caution-box { margin-top: 25px; padding: 18px; border: 1px solid color-mix(in srgb, var(--warning) 55%, var(--line)); border-radius: 12px; background: color-mix(in srgb, var(--warning) 8%, var(--paper-strong)); }
.caution-box strong { color: var(--warning); }
.dialog-sources { margin-top: 30px; }
.dialog-sources h3 { margin-bottom: 12px; font-size: 18px; }
.dialog-source-list { display: grid; gap: 8px; }
.dialog-source { display: grid; grid-template-columns: 50px 1fr auto; gap: 10px; align-items: center; width: 100%; padding: 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--paper); text-align: left; }
.dialog-source strong { color: var(--accent); font-size: 14px; }
.dialog-source span { font-size: 14px; font-weight: 750; }
.dialog-source small { color: var(--ink-faint); font-size: 14px; }
.reference-dialog h2 { margin-bottom: 10px; font-family: Georgia, "Noto Serif KR", "Noto Serif KR", "Nanum Myeongjo", AppleMyungjo, Batang, serif; font-size: 34px; }
.reference-dialog .reference-citation { color: var(--ink-soft); }
.reference-dialog dl { display: grid; grid-template-columns: 130px 1fr; margin: 24px 0; border-top: 1px solid var(--line); }
.reference-dialog dt, .reference-dialog dd { margin: 0; padding: 12px 0; border-bottom: 1px solid var(--line); }
.reference-dialog dt { color: var(--ink-faint); font-size: 14px; font-weight: 850; }
.reference-dialog dd { font-size: 14px; }
.reference-dialog a.button { margin-top: 8px; }

@media (max-width: 1100px) {
  .hero { grid-template-columns: 1fr .82fr; width: min(calc(100% - 40px), 1100px); }
  .hero h1 { font-size: clamp(54px, 7.5vw, 82px); }
  .popular-strip { grid-template-columns: repeat(3, 1fr); }
  .popular-card:nth-child(n+7) { display: none; }
  .filter-row { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 820px) {
  :root { --header-height: 62px; }
  .site-header .brand small { display: none; }
  .print-button { display: none; }
  .reading-tools { gap: 4px; }
  .tool-button { min-height: 38px; padding: 6px 8px; font-size: 14px; }
  .hero { grid-template-columns: 1fr; min-height: auto; padding: 70px 0 40px; }
  .hero-visual { min-height: 430px; order: 2; }
  .section { padding: 88px 0; }
  .source-example { grid-template-columns: 1fr; }
  .nature-item { grid-template-columns: 48px 1fr; }
  .nature-item p { grid-column: 2; }
  .engine-layout { grid-template-columns: 1fr; }
  .compare-head, .compare-row { grid-template-columns: 105px 1fr 1fr; }
  .reference-item { grid-template-columns: 56px 1fr; }
  .reference-item .ref-meta { grid-column: 2; text-align: left; }
}

@media (max-width: 620px) {
  :root { --reading-size: 17px; }
  html { scroll-padding-top: 78px; }
  .header-inner { width: calc(100% - 18px); gap: 5px; }
  .brand-mark { width: 31px; height: 31px; font-size: 16px; }
  .brand strong { font-size: 14px; }
  .reading-tools .tool-button:nth-child(-n+2) { display: none; }
  .reading-column, .wide-reading { width: min(calc(100% - 30px), var(--reading-width)); }
  .hero { width: calc(100% - 30px); padding-top: 48px; }
  .eyebrow { font-size: 14px; }
  .hero h1 { font-size: clamp(45px, 14vw, 66px); }
  .hero-question { font-size: 22px; }
  .hero-lead { font-size: 16px; }
  .hero-actions { align-items: stretch; }
  .hero-actions .button { flex: 1 1 45%; }
  .hero-actions .text-link { flex-basis: 100%; }
  .hero-visual { min-height: 330px; }
  .hero-visual svg { max-height: 370px; }
  .section { padding: 72px 0; }
  h2 { font-size: 36px; }
  .section-lead { margin-bottom: 30px; font-size: 17px; }
  .mode-grid { grid-template-columns: 1fr; }
  .mode-card { min-height: 0; padding: 23px; }
  .evidence-step { grid-template-columns: 48px 1fr; padding: 18px; }
  .section-heading-row { align-items: start; }
  .count-stamp strong { font-size: 36px; }
  .popular-strip { display: flex; overflow-x: auto; scroll-snap-type: x mandatory; }
  .popular-card { flex: 0 0 68%; scroll-snap-align: start; }
  .popular-card:nth-child(n) { display: block; }
  .atlas-controls { top: calc(var(--header-height) + 6px); margin-inline: -5px; padding: 10px; border-radius: 12px; }
  .filter-row { display: flex; overflow-x: auto; padding-bottom: 5px; }
  .filter-row label { flex: 0 0 145px; }
  .active-filter-row { align-items: flex-start; }
  .belief-chapter { margin-top: 45px; }
  .belief-chapter-head { grid-template-columns: 58px 1fr; gap: 12px; }
  .belief-chapter-head .chapter-number { font-size: 39px; }
  .belief-chapter-head h3 { font-size: 25px; }
  .belief-row { grid-template-columns: 42px 1fr 25px; gap: 10px; padding: 18px 1px; }
  .belief-row .belief-insight { display: none; }
  .belief-row h4 { font-size: 16px; }
  .meta-chip { font-size: 14px; }
  .timeline-result { padding: 22px; }
  .timeline-beliefs { grid-template-columns: 1fr; }
  .engine-result { padding: 25px; }
  .engine-tendencies { grid-template-columns: repeat(2, 1fr); }
  .classifier-card { padding: 24px 19px; }
  .classifier-card h3 { font-size: 25px; }
  .classifier-options { grid-template-columns: 1fr 1fr; }
  .compare-selectors { grid-template-columns: 1fr; }
  .compare-selectors > span { display: none; }
  .compare-grid { overflow-x: auto; }
  .compare-head, .compare-row { min-width: 670px; }
  .quiz-summary { grid-template-columns: repeat(3, auto); gap: 4px 10px; }
  .quiz-summary span:nth-of-type(n) { margin-right: 10px; }
  .quiz-card { min-height: 420px; padding: 24px 18px; }
  .quiz-card h3 { font-size: 24px; }
  .synthesis-stack article { grid-template-columns: 44px 1fr; gap: 12px; }
  blockquote { padding-left: 1.1em; font-size: 21px; }
  .reflection-shift { grid-template-columns: 1fr; }
  .reflection-shift > span { transform: rotate(90deg); text-align: center; }
  .reference-controls { grid-template-columns: 1fr; }
  .reference-item { grid-template-columns: 45px 1fr; gap: 10px; }
  .site-footer { flex-direction: column; padding: 38px 22px; }
  .site-footer > div:last-child { text-align: left; }
  .dialog-shell { padding: 25px 20px 35px; }
  .dialog-close { margin: -11px -8px 0 0; }
  .dialog-title { font-size: 31px; }
  .dialog-claim { padding: 18px; font-size: 18px; }
  .detail-grid { grid-template-columns: 1fr; }
  .detail-grid dt { padding-bottom: 0; border-bottom: 0; }
  .detail-grid dd { padding-top: 6px; }
  .dialog-source { grid-template-columns: 42px 1fr; }
  .dialog-source small { grid-column: 2; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}

@media print {
  :root { --paper: #fff; --paper-strong: #fff; --paper-muted: #f4f1eb; --ink: #111; --ink-soft: #333; --line: #bbb; }
  body { font-size: 11pt; }
  .site-header, .site-nav, .nav-backdrop, .hero-visual, .hero-actions, .before-form, .atlas-controls, .chapter-jump, .engine-controls, .classifier, .compare-selectors, .quiz-start, .quiz-shell, .reflection-form, .reference-controls, .back-to-top, .site-footer { display: none !important; }
  .hero { display: block; width: auto; min-height: auto; padding: 30px 0; }
  .hero h1 { font-size: 45pt; }
  .section { padding: 28px 0; break-inside: avoid; }
  .reading-column, .wide-reading { width: 100%; max-width: none; }
  .belief-row { break-inside: avoid; }
  .belief-row .belief-insight { display: block; }
  .section-dark { background: #fff; color: #111; }
  .section-dark .section-lead, .nature-item p { color: #333; }
  .nature-item h3 { color: #111; }
  dialog { display: none; }
}

/* 아이콘은 인라인 SVG — 기호글자는 OS 마다 모양·기준선이 달라 정렬이 깨진다 */
.ui-icon { width: 16px; height: 16px; flex: 0 0 auto; display: block; }
.tool-button, .text-link, .icon-button { display: inline-flex; align-items: center; justify-content: center; gap: 6px; }
.hero-actions .text-link { gap: 7px; }
/* 스크롤바 — 폭을 항상 확보해 스크롤 유무로 레이아웃이 흔들리지 않게 */
html { scrollbar-gutter: stable; scrollbar-width: thin; scrollbar-color: var(--line, rgba(0,0,0,.26)) transparent; }
::-webkit-scrollbar { width: 12px; height: 12px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { border: 3px solid transparent; border-radius: 999px; background: var(--line, rgba(0,0,0,.26)); background-clip: padding-box; }
::-webkit-scrollbar-thumb:hover { background: var(--accent, #8a6a3a); background-clip: padding-box; }
::-webkit-scrollbar-corner { background: transparent; }
.home-link { display: inline-flex; align-items: center; gap: 6px; margin-left: auto; margin-right: 10px; text-decoration: none; color: var(--muted, #6b6257); font-size: 14px; font-weight: 650; white-space: nowrap; }
.home-link:hover { color: var(--accent, #8a6a3a); }
@media (max-width: 760px) { .home-link span { display: none; } }
.home-link.book-link { margin-left: auto; margin-right: 4px; color: var(--accent, #8a6a3a); }
.home-link.book-link + .home-link { margin-left: 0; }
.nav-book-item a { display: inline-flex; align-items: center; gap: 7px; color: var(--accent, #8a6a3a); font-weight: 700; }