:root {
  --blue: #003f88;
  --navy: #102d50;
  --mist: #eaf1f8;
  --paper: #fafcfe;
  --ink: #23384b;
  --muted: #586d81;
  --line: #d4e0ec;
  --gold: #d9b878;
  --serif: 'STSong', 'SimSun', 'Songti SC', serif;
  --sans: 'Microsoft YaHei', 'PingFang SC', system-ui, sans-serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 112px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 15px; -webkit-font-smoothing: antialiased; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; cursor: pointer; }
button:disabled { cursor: default; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
h1, h2, h3, h4 { margin: 0; }
button, a, summary, [tabindex] { outline-offset: 5px; }
:focus-visible { outline: 3px solid #b78e38; }
::selection { background: #b4cce8; color: var(--navy); }
.section-width { width: min(1160px, calc(100% - 96px)); margin-inline: auto; }
.section-space { padding-block: 100px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; }
.skip-link { position: fixed; z-index: 30; top: 8px; left: 16px; padding: 12px; background: white; color: var(--blue); transform: translateY(-150%); }
.skip-link:focus { transform: none; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(250,252,254,.97); border-bottom: 1px solid var(--line); }
.header-inner { width: min(1280px, calc(100% - 80px)); height: 88px; margin: auto; display: flex; justify-content: space-between; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 13px; flex-shrink: 0; }
.brand-mark { display: grid; place-items: center; width: 42px; height: 47px; border-radius: 2px 11px 2px 2px; background: var(--blue); color: white; font: 30px var(--serif); }
.brand-name { color: var(--navy); font: bold 22px var(--serif); letter-spacing: 2px; }
.brand-name small { display: block; font: 10px var(--sans); letter-spacing: 1px; margin-top: 5px; color: var(--muted); }
.main-nav { display: flex; align-items: center; gap: 32px; }
.main-nav a { position: relative; padding-block: 30px; font-size: 13px; color: var(--muted); white-space: nowrap; }
.main-nav a:hover, .main-nav a[aria-current] { color: var(--blue); }
.main-nav a[aria-current]::after { content: ''; position: absolute; bottom: 16px; left: 50%; width: 4px; height: 4px; border-radius: 50%; background: var(--blue); }
.page-progress { height: 2px; position: absolute; bottom: -1px; width: 100%; }
.page-progress > div { height: 100%; width: 0; background: var(--blue); }
.hero { display: grid; grid-template-columns: 1.08fr 1fr; gap: 56px; align-items: center; min-height: 650px; padding-block: 72px 80px; }
.hero-kicker { font-size: 12px; color: var(--blue); display: flex; align-items: center; gap: 10px; margin-bottom: 28px; }
.hero-kicker > span { width: 23px; height: 2px; background: var(--blue); }
.hero h1 { font-family: var(--serif); font-size: clamp(52px, 5.6vw, 76px); font-weight: 600; line-height: 1.3; color: var(--navy); letter-spacing: .045em; }
.hero-description { max-width: 395px; font-size: 15px; line-height: 2; color: var(--muted); margin-top: 26px; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 32px; }
.button { min-height: 48px; padding: 14px 22px; border: 1px solid transparent; display: inline-flex; align-items: center; justify-content: center; gap: 28px; font-size: 13px; line-height: 1.5; border-radius: 3px; }
.button-primary { background: var(--blue); color: white; }
.button-primary:hover { background: #0753a4; }
.text-link { display: inline-block; padding-block: 6px; border-bottom: 1px solid #9eafc1; color: var(--navy); font-size: 13px; }
.text-link:hover { color: var(--blue); border-color: var(--blue); }
.hero-footnote { font-size: 11px; color: var(--muted); margin-top: 27px; }
.time-scroll { aspect-ratio: 520 / 480; position: relative; width: 100%; background: var(--mist); overflow: hidden; border-radius: 4px 46px 4px 4px; }
.scroll-top { position: absolute; left: 28px; top: 25px; font-family: var(--serif); font-size: 13px; letter-spacing: 3px; color: var(--blue); z-index: 1; }
.scroll-path { display: block; width: 100%; height: 100%; }
.scroll-year { position: absolute; border: 0; background: transparent; color: var(--navy); text-align: left; padding: 5px 10px; border-radius: 3px; }
.scroll-year:hover { background: rgba(250,252,254,.8); }
.scroll-year > span { display: block; font: 58px/.95 Georgia, 'Times New Roman', serif; letter-spacing: -2px; }
.scroll-year small { display: block; font-size: 11px; color: var(--muted); margin-top: 10px; }
.scroll-year-first { top: 25%; left: 10%; }
.scroll-year-middle { top: 25%; left: 53%; }
.scroll-year-last { top: 82%; left: 48%; }
.scroll-seal { position: absolute; bottom: 17%; left: 12%; width: 50px; height: 50px; padding: 3px; text-align: center; white-space: nowrap; font: 17px/1.2 var(--serif); letter-spacing: 2px; color: var(--blue); border: 1px solid var(--blue); transform: rotate(-6deg); }
.scroll-bottom { position: absolute; right: 23px; bottom: 17px; font-size: 10px; color: var(--muted); }
.section-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 45px; margin-bottom: 44px; }
.section-kicker { color: var(--blue); font-size: 12px; margin-bottom: 18px; }
h2 { font: 600 38px/1.45 var(--serif); color: var(--navy); letter-spacing: .035em; }
.section-intro { color: var(--muted); font-size: 13px; line-height: 1.9; padding-bottom: 6px; }
.chronicle { padding-top: 30px; }
.chronicle-layout { display: grid; grid-template-columns: 275px minmax(0,1fr); gap: 46px; align-items: start; }
.event-index-wrap { padding-top: 5px; position: sticky; top: 120px; min-width: 0; }
.index-heading { display: flex; justify-content: space-between; color: var(--muted); font-size: 11px; margin-bottom: 20px; padding-right: 12px; }
.index-heading > span { font-family: Georgia,serif; font-size: 14px; color: var(--blue); }
.event-index { position: relative; }
.event-index::before { content: ''; width: 1px; background: var(--line); position: absolute; left: 7px; top: 29px; bottom: 29px; }
.event-tab { width: 100%; border: 0; background: transparent; color: var(--muted); text-align: left; position: relative; display: flex; align-items: center; gap: 16px; min-height: 61px; padding: 12px 5px 12px 0; }
.event-dot { position: relative; flex-shrink: 0; width: 15px; height: 15px; border: 4px solid var(--paper); border-radius: 50%; background: #bfcedc; }
.tab-year { font: 24px Georgia,serif; color: #6a8096; }
.tab-label { font-size: 12px; }
.event-tab.is-visited .event-dot { background: var(--blue); }
.event-tab[aria-selected="true"] { color: var(--blue); }
.event-tab[aria-selected="true"] .event-dot { box-shadow: 0 0 0 1px var(--blue); }
.event-tab[aria-selected="true"] .tab-year { color: var(--blue); font-weight: bold; }
.event-tab[aria-selected="true"] .tab-label { font-weight: bold; }
.event-tab:hover .tab-label { text-decoration: underline; text-underline-offset: 5px; }
.reading-hint { font-size: 10px; color: var(--muted); margin-top: 20px; padding-left: 31px; }
.event-panel { background: var(--mist); padding: 32px 42px 22px; border-radius: 4px; min-height: 740px; min-width: 0; position: relative; }
.event-topline { display: flex; align-items: center; justify-content: space-between; color: var(--blue); font-size: 11px; }
.event-topline > span:first-child { padding-left: 14px; border-left: 2px solid var(--blue); }
.event-topline > span:last-child { color: var(--muted); font-family: Georgia,serif; }
.event-year { font: 104px/1 Georgia,serif; color: var(--blue); letter-spacing: -5px; margin-top: 22px; }
.event-meta { font-size: 11px; color: var(--muted); display: flex; flex-wrap: wrap; align-items: center; gap: 15px; margin-top: 12px; }
.event-meta > span { border-left: 1px solid #aebfd0; padding-left: 15px; }
.event-panel h3 { font: 600 28px/1.5 var(--serif); color: var(--navy); margin-top: 25px; }
.event-lead { font-size: 15px; line-height: 1.9; margin-top: 14px; color: var(--navy); }
.event-body { margin-top: 18px; font-size: 13px; color: #465f77; line-height: 1.95; }
.event-body p + p { margin-top: 12px; }
.event-note { margin-top: 25px; padding: 15px 18px; background: rgba(250,252,254,.65); border-left: 2px solid var(--blue); }
.event-note > span { color: var(--blue); font-size: 11px; }
.event-note p { font-size: 12px; line-height: 1.9; color: var(--muted); margin-top: 6px; }
.event-keywords { display: flex; gap: 14px; flex-wrap: wrap; font-size: 10px; color: var(--blue); margin-top: 20px; }
.event-keywords span::before { content: '#'; opacity: .5; margin-right: 4px; }
.event-sources { margin-top: 22px; font-size: 10px; display: flex; flex-wrap: wrap; gap: 9px 15px; color: var(--muted); }
.event-sources > span { color: #465f77; }
.event-sources a:hover { text-decoration: underline; }
.event-journey-link { display: inline-block; margin-top: 15px; font-size: 11px; color: var(--blue); border-bottom: 1px solid #a3bbd4; padding-block: 4px; }
.event-pagination { display: flex; align-items: center; justify-content: space-between; border-top: 1px solid #cfdeec; margin-top: 25px; padding-top: 16px; gap: 15px; }
.event-pagination > span { font: 13px Georgia,serif; color: var(--muted); }
.event-pager { border: 0; background: transparent; padding: 8px 0; font-size: 11px; color: var(--blue); }
.event-pager:disabled { color: #8296a9; }
.event-pager:not(:disabled):hover { text-decoration: underline; }
.journey { background: var(--navy); color: #d6e2ef; }
.journey .section-kicker { color: var(--gold); }
.journey h2 { color: #f0f5fb; }
.journey-intro { max-width: 360px; font-size: 13px; line-height: 1.95; }
.journey-intro > a { display: inline-block; color: var(--gold); font-size: 11px; margin-top: 12px; }
.journey-intro > a:hover { text-decoration: underline; }
.route-frame { background: #173b63; border: 1px solid #36597f; border-radius: 10px; padding: 26px 30px 18px; }
.route-topline { display: flex; justify-content: space-between; gap: 16px; font-size: 11px; color: #bed0e2; }
.route-topline > span:last-child { font-family: Georgia,serif; font-size: 15px; }
.route-scroll { overflow-x: auto; scrollbar-color: #7593b4 #173b63; scrollbar-width: thin; }
.route-map { min-width: 850px; height: 240px; position: relative; margin-block: 15px 0; }
.route-path { position: absolute; inset: 0; width: 100%; height: 100%; }
.route-stop { position: absolute; width: 132px; padding: 0 0 10px; transform: translate(-50%, -10px); background: transparent; border: 0; color: #c9daeb; text-align: center; border-radius: 4px; }
.stop-dot { display: block; margin-inline: auto; width: 20px; height: 20px; border-radius: 50%; background: #173b63; border: 5px solid #173b63; box-shadow: inset 0 0 0 2px #9eb7d0; }
.route-stop strong { display: block; font: 500 17px var(--serif); margin-top: 9px; white-space: nowrap; }
.route-stop small { display: block; font-size: 10px; color: #9db5ce; margin-top: 7px; white-space: nowrap; }
.route-stop:hover strong, .route-stop[aria-pressed="true"] strong { color: var(--gold); }
.route-stop[aria-pressed="true"] .stop-dot { background: var(--gold); box-shadow: 0 0 0 1px var(--gold); }
.route-note { color: #acc0d6; font-size: 10px; line-height: 1.8; margin-block: 0 22px; }
.route-detail { display: grid; grid-template-columns: 23% 1fr; gap: 32px; padding-block: 25px 15px; border-top: 1px solid #36597f; min-height: 180px; }
.route-detail-place > span { font-size: 10px; color: var(--gold); }
.route-detail-place h3 { font: 30px var(--serif); color: #f0f5fb; margin-top: 13px; }
.route-detail-story h4 { color: #f0f5fb; font-size: 16px; font-weight: normal; line-height: 1.6; }
.route-detail-story p { font-size: 12px; line-height: 2; max-width: 660px; margin-top: 11px; color: #c5d5e7; }
.route-detail-story > a { display: inline-block; margin-top: 12px; font-size: 10px; color: var(--gold); }
.route-detail-story > a:hover { text-decoration: underline; }
.route-controls { display: flex; justify-content: space-between; align-items: center; font-size: 10px; color: #acc0d6; margin-top: 12px; }
.route-controls > div { display: flex; gap: 8px; }
.button-route { color: #e7eff7; background: transparent; border: 1px solid #7290b0; border-radius: 50%; width: 36px; height: 36px; font-size: 16px; }
.button-route:not(:disabled):hover { background: #315b88; }
.button-route:disabled { border-color: #36597f; color: #6a85a4; }
.journey-reflection { display: flex; align-items: center; gap: 22px; margin-top: 35px; }
.reflection-mark { font: 36px var(--serif); color: var(--gold); }
.journey-reflection p { font: 16px/1.8 var(--serif); color: #e4edf6; }
.journey-reflection p > span { color: #9eb6ce; font: 11px var(--sans); }
.quiz { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; align-items: start; }
.quiz-intro { padding-top: 17px; }
.quiz-intro > p:last-of-type { color: var(--muted); font-size: 13px; line-height: 1.95; margin-top: 24px; }
.quiz-progress { display: flex; gap: 15px; margin-top: 32px; }
.quiz-step { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; border: 1px solid #b8cadd; font: 13px Georgia,serif; color: var(--muted); }
.quiz-step.is-current { border-color: var(--blue); color: var(--blue); box-shadow: 0 0 0 3px var(--mist); }
.quiz-step.is-complete { background: var(--blue); border-color: var(--blue); color: white; }
.quiz-card { border: 1px solid var(--line); background: white; border-radius: 6px; padding: 30px 34px; min-height: 374px; }
.quiz-card-top { display: flex; justify-content: space-between; gap: 16px; font-size: 10px; color: var(--muted); margin-bottom: 27px; }
.quiz-card-top > span:last-child { font-family: Georgia,serif; font-size: 13px; }
.quiz-card h3 { font: 600 23px/1.6 var(--serif); color: var(--navy); }
.quiz-options { display: grid; gap: 11px; margin-top: 24px; }
.quiz-option { display: flex; align-items: center; gap: 15px; text-align: left; width: 100%; padding: 13px 16px; background: var(--paper); border: 1px solid var(--line); border-radius: 3px; font-size: 13px; color: var(--ink); min-height: 48px; }
.quiz-option:not(:disabled):hover { border-color: var(--blue); background: var(--mist); }
.option-letter { font: 14px Georgia,serif; color: var(--muted); }
.option-state { margin-left: auto; font-size: 17px; }
.quiz-option.is-correct { background: #edf6f1; border-color: #4c8569; color: #2b664c; }
.quiz-option.is-incorrect { background: #fff2ee; border-color: #b9654c; color: #8d4632; }
.quiz-feedback { margin-top: 22px; font-size: 12px; line-height: 1.9; color: var(--muted); }
.quiz-feedback strong { color: var(--navy); font-weight: 500; }
.quiz-feedback p { margin-top: 6px; }
.quiz-feedback a { display: inline-block; margin-top: 8px; font-size: 10px; color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
#quiz-next-wrap { margin-top: 22px; text-align: right; }
.quiz-result-mark { font: 45px/1 var(--serif); color: var(--blue); margin: 16px 0 20px; }
.quiz-result-score { font-size: 13px; color: var(--muted); margin-top: 22px; }
.quiz-result-score strong { color: var(--blue); font: 30px Georgia,serif; margin-inline: 4px; }
.quiz-result-copy { font-size: 12px; color: var(--muted); line-height: 1.9; margin-top: 12px; }
.quiz-result-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 24px; margin-top: 28px; }
.sources { background: #eef3f8; }
.source-list { margin: 0; padding: 0; list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 30px 55px; }
.source-list li { display: flex; gap: 20px; padding-top: 20px; border-top: 1px solid #c9d8e6; }
.source-list li > span { font: 17px Georgia,serif; color: #6b86a0; }
.source-list a { display: inline-block; font-size: 14px; color: var(--navy); line-height: 1.6; }
.source-list a > span { margin-left: 8px; font-family: var(--sans); font-size: 12px; }
.source-list a:hover { color: var(--blue); text-decoration: underline; text-underline-offset: 4px; }
.source-list p { font-size: 11px; color: var(--muted); line-height: 1.9; margin-top: 9px; max-width: 390px; }
.creation-note { margin-top: 50px; border-block: 1px solid #c9d8e6; }
.creation-note summary { padding-block: 21px; cursor: pointer; display: flex; justify-content: space-between; list-style: none; font-size: 12px; color: var(--navy); }
.creation-note summary::-webkit-details-marker { display: none; }
.creation-note summary > span { margin-right: 5px; }
.creation-note[open] summary > span { transform: rotate(45deg); }
.creation-note > div { padding-bottom: 24px; max-width: 820px; font-size: 11px; line-height: 1.95; color: var(--muted); }
.creation-note p + p { margin-top: 10px; }
.site-footer { display: flex; align-items: center; gap: 30px; padding-block: 32px; }
.footer-brand { color: var(--navy); font: bold 20px var(--serif); letter-spacing: 2px; }
.site-footer > p { color: var(--muted); font-size: 11px; }
.back-top { margin-left: auto; color: var(--blue); font-size: 11px; }
.noscript-note { background: #fff2cf; padding: 20px; text-align: center; }
[hidden] { display: none !important; }

@media (min-width: 1500px) {
  .hero { min-height: 700px; }
}
@media (max-width: 1100px) {
  .section-width { width: calc(100% - 64px); }
  .hero { gap: 30px; min-height: 580px; }
  .hero h1 { font-size: 58px; }
  .hero-description { font-size: 13px; }
  .hero-actions { gap: 20px; }
  .hero-footnote { font-size: 10px; }
  .scroll-year > span { font-size: 47px; }
  .scroll-year small { font-size: 9px; }
  .scroll-top { font-size: 11px; left: 22px; top: 20px; letter-spacing: 2px; }
  .scroll-year-last { top: 80%; }
  .scroll-bottom { font-size: 9px; right: 15px; bottom: 12px; }
  .chronicle-layout { grid-template-columns: 245px minmax(0,1fr); gap: 30px; }
  .event-panel { padding-inline: 30px; }
  .event-tab { gap: 12px; }
  .tab-label { font-size: 11px; }
  .event-panel h3 { font-size: 25px; }
  .quiz { gap: 40px; }
}
@media (max-width: 800px) {
  html { scroll-padding-top: 122px; }
  .section-width { width: calc(100% - 40px); }
  .section-space { padding-block: 65px; }
  .header-inner { width: calc(100% - 40px); height: auto; min-height: 98px; flex-wrap: wrap; gap: 0; padding-block: 15px 0; }
  .brand-mark { width: 32px; height: 35px; font-size: 23px; border-radius: 2px 8px 2px 2px; }
  .brand { gap: 10px; }
  .brand-name { font-size: 18px; }
  .brand-name small { font-size: 9px; margin-top: 4px; }
  .main-nav { width: 100%; gap: 0; justify-content: space-between; margin-top: 6px; }
  .main-nav a { padding: 14px 0; font-size: 11px; }
  .main-nav a[aria-current]::after { bottom: 4px; }
  .hero { grid-template-columns: 1fr 1fr; gap: 20px; padding-block: 52px 55px; min-height: 0; }
  .hero-kicker { font-size: 10px; margin-bottom: 21px; gap: 8px; }
  .hero-kicker > span { width: 16px; }
  .hero h1 { font-size: 43px; }
  .hero-description { font-size: 12px; margin-top: 20px; }
  .hero-actions { gap: 14px; margin-top: 23px; flex-wrap: wrap; }
  .button { padding: 12px 17px; min-height: 44px; gap: 18px; font-size: 12px; }
  .text-link { font-size: 11px; }
  .hero-footnote { font-size: 9px; line-height: 1.8; margin-top: 20px; max-width: 240px; }
  .scroll-year > span { font-size: 37px; }
  .scroll-top { font-size: 9px; top: 14px; left: 16px; letter-spacing: 1px; }
  .scroll-year { padding-inline: 4px; }
  .scroll-year small { font-size: 8px; margin-top: 6px; }
  .scroll-seal { width: 40px; height: 39px; font-size: 13px; }
  .scroll-bottom { display: none; }
  .section-heading { gap: 25px; margin-bottom: 32px; }
  h2 { font-size: 31px; }
  .section-intro { font-size: 11px; }
  .chronicle { padding-top: 20px; }
  .chronicle-layout { grid-template-columns: minmax(0,1fr); gap: 20px; }
  .event-index-wrap { position: static; }
  .index-heading { margin-bottom: 12px; }
  .event-index { display: flex; overflow-x: auto; gap: 4px; padding: 6px 3px 14px; scrollbar-width: thin; scrollbar-color: #9cb7d1 transparent; }
  .event-index::before { left: 20px; right: 20px; top: 18px; bottom: auto; width: 805px; height: 1px; }
  .event-tab { min-width: 111px; min-height: 87px; width: 111px; flex-shrink: 0; flex-direction: column; gap: 6px; align-items: flex-start; padding: 4px 10px; }
  .event-dot { border-color: var(--paper); }
  .tab-year { font-size: 24px; }
  .tab-label { font-size: 10px; }
  .reading-hint { margin-top: 5px; padding-left: 10px; font-size: 9px; }
  .event-panel { min-height: 0; padding: 28px 30px 17px; }
  .event-year { font-size: 92px; }
  .event-panel h3 { font-size: 27px; }
  .event-body { font-size: 13px; }
  .journey-heading { align-items: flex-start; }
  .journey-intro { max-width: 270px; font-size: 11px; }
  .route-frame { padding: 22px 22px 17px; }
  .route-detail { grid-template-columns: 25% 1fr; gap: 22px; }
  .route-detail-place h3 { font-size: 26px; }
  .route-detail-story h4 { font-size: 15px; }
  .journey-reflection p { font-size: 14px; }
  .quiz { grid-template-columns: .75fr 1.25fr; gap: 30px; }
  .quiz-intro > p:last-of-type { font-size: 11px; }
  .quiz-card { padding: 25px 24px; }
  .quiz-card h3 { font-size: 20px; }
  .quiz-option { padding: 12px; font-size: 12px; }
  .source-list { gap: 25px 30px; }
  .source-list li { gap: 14px; }
  .source-list a { font-size: 12px; }
  .source-list p { font-size: 10px; }
  .site-footer { gap: 20px; }
  .site-footer p { font-size: 10px; }
}
@media (max-width: 560px) {
  .hero { grid-template-columns: 1fr; gap: 35px; padding-block: 42px 50px; }
  .hero h1 { font-size: 52px; line-height: 1.3; }
  .hero-kicker { margin-bottom: 20px; font-size: 10px; }
  .hero-description { font-size: 13px; max-width: 350px; margin-top: 21px; line-height: 1.95; }
  .hero-actions { flex-wrap: nowrap; gap: 24px; margin-top: 25px; }
  .hero-footnote { max-width: none; font-size: 9px; margin-top: 21px; }
  .time-scroll { max-width: 440px; margin-inline: auto; aspect-ratio: 1; }
  .scroll-year > span { font-size: 46px; }
  .scroll-year small { font-size: 10px; margin-top: 7px; }
  .scroll-year-first { top: 24%; }
  .scroll-year-middle { top: 21%; }
  .scroll-year-last { top: 78%; }
  .scroll-path { position: absolute; height: 92%; }
  .scroll-top { top: 20px; left: 22px; font-size: 10px; }
  .scroll-seal { left: 12%; bottom: 12%; }
  .section-heading { display: block; }
  h2 { font-size: 31px; }
  .section-kicker { font-size: 11px; margin-bottom: 14px; }
  .section-intro { margin-top: 20px; font-size: 12px; }
  .event-panel { padding: 23px 23px 13px; }
  .event-topline { font-size: 10px; }
  .event-year { font-size: 83px; margin-top: 23px; }
  .event-meta { font-size: 10px; gap: 9px; margin-top: 10px; }
  .event-meta > span { padding-left: 9px; }
  .event-panel h3 { font-size: 25px; margin-top: 22px; }
  .event-lead { font-size: 14px; }
  .event-body { font-size: 12px; line-height: 2; }
  .event-note { padding: 13px 14px; }
  .event-note p { font-size: 11px; }
  .event-sources { gap: 8px 10px; font-size: 9px; }
  .journey-intro { max-width: 100%; margin-top: 22px; font-size: 12px; }
  .journey-intro > a { margin-top: 10px; }
  .route-frame { padding: 19px 17px 15px; border-radius: 6px; }
  .route-topline { font-size: 10px; }
  .route-topline > span:last-child { font-size: 13px; }
  .route-map { min-width: 820px; }
  .route-note { font-size: 9px; margin-top: 12px; }
  .route-detail { grid-template-columns: 1fr; gap: 18px; padding-top: 20px; min-height: 0; }
  .route-detail-place { display: flex; align-items: center; justify-content: space-between; }
  .route-detail-place h3 { font-size: 24px; margin-top: 0; }
  .route-detail-place > span { font-size: 10px; }
  .route-detail-story h4 { font-size: 15px; }
  .route-detail-story p { font-size: 11px; }
  .route-controls { margin-top: 20px; }
  .journey-reflection { gap: 15px; align-items: flex-start; margin-top: 27px; }
  .reflection-mark { font-size: 30px; }
  .journey-reflection p { font-size: 13px; }
  .journey-reflection p > span { font-size: 10px; }
  .quiz { grid-template-columns: 1fr; gap: 28px; }
  .quiz-intro { padding-top: 0; }
  .quiz-intro > p:last-of-type { font-size: 12px; margin-top: 19px; }
  .quiz-progress { margin-top: 22px; }
  .quiz-card { padding: 24px 22px; min-height: 0; }
  .quiz-card h3 { font-size: 22px; }
  .quiz-options { margin-top: 21px; }
  .quiz-option { font-size: 12px; padding: 14px 13px; }
  .quiz-result-actions { gap: 18px; }
  .source-list { grid-template-columns: 1fr; gap: 24px; }
  .source-list a { font-size: 13px; }
  .source-list p { font-size: 11px; }
  .source-list li { gap: 18px; }
  .creation-note { margin-top: 35px; }
  .creation-note summary { font-size: 11px; }
  .site-footer { flex-wrap: wrap; gap: 13px; padding-block: 27px; }
  .footer-brand { font-size: 19px; }
  .site-footer p { order: 3; width: 100%; font-size: 10px; }
}
@media (max-width: 360px) {
  .hero h1 { font-size: 46px; }
  .hero-actions { gap: 14px; }
  .hero-actions .button { padding-inline: 14px; gap: 14px; }
  .scroll-year > span { font-size: 40px; }
  .scroll-year small { font-size: 9px; }
  .event-panel { padding-inline: 19px; }
  .event-panel h3 { font-size: 23px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}
@media print {
  .site-header, .hero-actions, .event-index-wrap, .event-pagination, .quiz, .page-progress, .back-top { display: none; }
  .section-width { width: 100%; }
  .section-space, .hero { padding-block: 25px; }
  .chronicle-layout { display: block; }
  .event-panel, .journey, .route-frame { color: black; background: white; border: 1px solid #aaa; }
  .journey h2, .route-detail-place h3, .route-detail-story h4, .route-detail-story p, .journey-reflection p { color: black; }
  .time-scroll { max-width: 380px; }
  .creation-note > div { display: block; }
  .route-map { min-width: 0; }
}