/* Vietnam Philosophy Olympiad — Cool Renaissance × Vietnamese Academic Modernism */
:root {
  --chalk: #FAFAF9;
  --ivory: #F5F6F5;
  --stone: #D7DDDA;
  --marble: #E8EBEA;
  --slate: #657681;
  --graphite: #58646B;
  --charcoal: #293238;
  --vermilion: #B32624;
  --vermilion-dark: #94201E;

  --serif: "Cormorant Garamond", "Times New Roman", serif;
  --serif-sc: "Cormorant SC", "Cormorant Garamond", serif;
  --sans: "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;

  --margin: clamp(20px, 5vw, 72px);
  --section: clamp(64px, 8.4vw, 120px);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 96px; }
body {
  margin: 0;
  background: var(--chalk);
  color: var(--charcoal);
  font: 400 16px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: clip;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
h1, h2, h3, p, ul, ol, figure, dl, dd, blockquote { margin: 0; padding: 0; }
ul, ol { list-style: none; }
:focus-visible { outline: 2px solid var(--vermilion); outline-offset: 3px; }

.wrap { width: 100%; max-width: calc(1320px + var(--margin) * 2); margin-inline: auto; padding-inline: var(--margin); }
.skip { position: absolute; left: -999px; top: 8px; z-index: 100; background: var(--charcoal); color: #fff; padding: 8px 16px; }
.skip:focus { left: 8px; }

/* Type */
.label {
  display: flex; align-items: center; gap: 14px;
  font: 600 12px/1.4 var(--sans); letter-spacing: .14em; text-transform: uppercase;
  color: var(--vermilion);
}
.label::after { content: ""; width: 32px; height: 1px; background: var(--vermilion); }
.h2 {
  font: italic 500 clamp(36px, 4vw, 56px)/1.06 var(--serif);
  letter-spacing: -.005em; margin-top: 14px; text-wrap: balance;
}
.h3 { font: 500 clamp(26px, 2.5vw, 34px)/1.15 var(--serif); }
.lead { font-size: clamp(17px, 1.4vw, 19px); line-height: 1.7; }
.muted { color: var(--graphite); }
.small { font-size: 14px; line-height: 1.65; }
.prose p + p { margin-top: 1.1em; }
.prose { max-width: 68ch; }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; gap: 12px;
  padding: 13px 24px; border-radius: 2px;
  background: var(--vermilion); color: #fff;
  font: 500 14px/1.3 var(--sans); letter-spacing: .08em; text-transform: uppercase; text-decoration: none;
  transition: background-color .2s var(--ease);
}
.btn:hover { background: var(--vermilion-dark); }
.btn svg, .link svg { width: 18px; height: 10px; flex: none; transition: transform .2s var(--ease); }
.btn:hover svg, .link:hover svg { transform: translateX(4px); }
.btn--sm { padding: 10px 18px; font-size: 13px; }
.btn--outline { background: transparent; color: var(--vermilion); box-shadow: inset 0 0 0 1px var(--vermilion); }
.btn--outline:hover { background: var(--vermilion); color: #fff; }
.link {
  display: inline-flex; align-items: center; gap: 10px;
  font: 500 13px/1.4 var(--sans); letter-spacing: .08em; text-transform: uppercase; color: var(--charcoal); text-decoration: none;
  border-bottom: 1px solid var(--charcoal); padding-bottom: 5px;
  transition: border-color .2s var(--ease), color .2s var(--ease);
}
.link:hover { color: var(--vermilion); border-color: var(--vermilion); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--chalk); border-bottom: 1px solid transparent;
  transition: border-color .2s var(--ease);
}
.site-header.is-stuck { border-color: var(--stone); }
.bar { display: flex; align-items: center; gap: 28px; height: 80px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; flex: none; }
.brand svg { width: 40px; height: 40px; flex: none; }
.brand span { font: 500 15px/1.08 var(--serif-sc); letter-spacing: .05em; }
.brand b { font-weight: 500; color: var(--vermilion); letter-spacing: .16em; }
.bar .rule { width: 1px; height: 36px; background: var(--stone); flex: none; }
.nav { display: flex; gap: clamp(2px, 1vw, 16px); margin-right: auto; }
.nav__item { position: relative; }
.nav__item > a::before {
  content: ""; display: inline-block; width: 5px; height: 5px; margin-right: 7px; vertical-align: 2px;
  border-right: 1px solid currentColor; border-bottom: 1px solid currentColor; transform: rotate(45deg);
}
.nav__sub {
  position: absolute; top: 100%; left: 0; z-index: 60; min-width: 240px; padding: 10px 0; margin-top: 6px;
  background: var(--chalk); border: 1px solid var(--stone); border-top: 2px solid var(--vermilion);
  opacity: 0; visibility: hidden; transform: translateY(4px);
  transition: opacity .18s var(--ease), transform .18s var(--ease), visibility .18s;
}
.nav__sub::before { content: ""; position: absolute; left: 0; right: 0; top: -10px; height: 10px; }
.nav__item:hover .nav__sub, .nav__item:focus-within .nav__sub { opacity: 1; visibility: visible; transform: none; }
.nav .nav__sub a { display: block; padding: 8px 18px; font: 400 14px/1.4 var(--sans); letter-spacing: 0; text-transform: none; white-space: nowrap; }
.nav .nav__sub a::after { display: none; }
.nav .nav__sub a:hover { background: var(--ivory); color: var(--vermilion); }
.nav a {
  position: relative; padding: 8px 12px;
  font: 500 13px/1.3 var(--sans); letter-spacing: .06em; text-transform: uppercase; text-decoration: none; white-space: nowrap;
  transition: color .2s var(--ease), background-color .2s var(--ease);
}
.nav a:hover { background: var(--marble); }
.nav a::after {
  content: ""; position: absolute; left: 12px; right: 12px; bottom: 0; height: 1px; background: var(--vermilion);
  transform: scaleX(0); transform-origin: left; transition: transform .25s var(--ease);
}
.nav a[aria-current]::after { transform: scaleX(1); }
.nav a[aria-current] { color: var(--vermilion); }
.lang { display: flex; align-items: center; gap: 8px; font: 500 13px/1 var(--sans); flex: none; }
.lang a { text-decoration: none; padding: 6px 2px; }
.lang a:hover { color: var(--vermilion); }
.lang a[aria-current] { color: var(--vermilion); font-weight: 600; }
.lang i { font-style: normal; color: var(--slate); }
.menu-btn {
  display: none; width: 44px; height: 44px; padding: 0; margin-right: -10px;
  background: none; border: 0; color: inherit; cursor: pointer;
}
.menu-btn span { display: block; width: 24px; height: 1px; margin: 7px auto; background: currentColor; transition: transform .2s var(--ease); }
.menu-btn[aria-expanded="true"] span:first-child { transform: translateY(4px) rotate(45deg); }
.menu-btn[aria-expanded="true"] span:last-child { transform: translateY(-4px) rotate(-45deg); }

/* Hero */
.hero, .quote, .cta { isolation: isolate; background: var(--chalk); }
.hero__art, .quote__art { mix-blend-mode: multiply; }
.hero__ring { mix-blend-mode: normal; }
.hero { position: relative; overflow: hidden; min-height: clamp(540px, 46vw, 860px); display: flex; align-items: center; }
.hero__art {
  position: absolute; right: 0; bottom: 0; width: 64vw; max-width: 1240px; z-index: 0;
  transform-origin: 70% 60%; transition: transform .7s var(--ease);
}
.hero__art img { width: 100%; }
.hero__ring { position: absolute !important; left: -4.8%; top: -12.6%; width: 100.7%; aspect-ratio: 1; }
.hero__ring img { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__ring img { filter: drop-shadow(0 6px 10px rgba(41, 50, 56, .16)); pointer-events: none; }
.hero__text { position: relative; padding-block: 40px 56px; }
.hero h1 { font-weight: 500; margin: 0; }
.hero h1 .serif { display: block; font: italic 500 clamp(64px, 7.3vw, 104px)/.94 var(--serif); letter-spacing: -.015em; }
.hero h1 .nation {
  display: block; margin-block: 14px 18px;
  font: 400 clamp(38px, 4.2vw, 60px)/1 var(--serif-sc); letter-spacing: .2em; color: var(--vermilion);
}
.tagline { font: italic 400 clamp(20px, 1.75vw, 25px)/1.3 var(--serif); }
.hero__cta { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 28px; }
.hero .tick { width: 32px; height: 1px; background: var(--vermilion); margin-block: 22px 26px; }

/* Philosophical epigraphs */
.epi { margin-top: clamp(20px, 2vw, 28px); padding-left: 20px; border-left: 1px solid var(--vermilion); max-width: 34em; }
.epi p { font: italic 400 clamp(21px, 1.8vw, 26px)/1.3 var(--serif); }
.epi cite { display: block; margin-top: 8px; font: 400 14px/1.5 var(--sans); font-style: normal; color: var(--graphite); }
.epi cite b, .quote cite b { font-weight: 600; color: var(--charcoal); }
.sec--dark .epi cite b { color: var(--chalk); }
.epi cite i { font-style: italic; }
.sec--dark .epi { border-color: #E2A29F; }
.sec--dark .epi cite { color: var(--stone); }
.page-head .epi { max-width: 30em; }

/* Home sections */
.sec { padding-block: clamp(72px, 9vw, 136px); scroll-margin-top: 80px; }
.sec--ivory { background: var(--ivory); }
.sec--dark { background: var(--charcoal); color: var(--chalk); }
.sec--dark .label { color: #E2A29F; }
.sec--dark .label::after { background: #E2A29F; }
.sec--dark .link { color: var(--chalk); border-color: var(--chalk); }
.sec--dark .link:hover { color: #E2A29F; border-color: #E2A29F; }
.sec--dark figcaption { color: var(--stone); }
.sec--dark .prose { color: var(--marble); }
.h2--xl { font-size: clamp(40px, 4.6vw, 64px); }
.h2--xxl { font-size: clamp(44px, 6.2vw, 92px); line-height: 1.02; max-width: 16ch; }
.sec__head--wide { margin-bottom: clamp(40px, 5vw, 72px); }
.about-split { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: clamp(48px, 7vw, 112px); align-items: center; }
.about-split .sec__body { padding-top: clamp(32px, 3.5vw, 48px); }
.about-split .prose { max-width: 58ch; }
.about-split__art { justify-self: end; width: 100%; max-width: 520px; }
.about-split__arch { overflow: hidden; aspect-ratio: 1000 / 1327; border-radius: 50% 50% 0 0 / 38% 38% 0 0; background: var(--marble); }
.about-split__arch img { width: 100%; height: 100%; object-fit: cover; }
.cols-text { columns: 2; column-gap: clamp(32px, 5vw, 72px); max-width: 1120px; color: var(--graphite); }
.cols-text .prose { max-width: none; }
.cols-text p { break-inside: avoid; }
#person, #team { isolation: isolate; background: var(--chalk); }
.person-home { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(32px, 5vw, 80px); align-items: center; }
.portrait { width: 100%; max-width: 400px; justify-self: end; mix-blend-mode: multiply; -webkit-mask-image: linear-gradient(#000 78%, transparent); mask-image: linear-gradient(#000 78%, transparent); }
.portrait img { width: 100%; filter: saturate(.5) brightness(1.07); }
.person-home__role { margin-block: 14px 24px; font-size: 14px; color: var(--graphite); max-width: 56ch; }
.person-home .prose { max-width: 60ch; }

/* The painting as a map of the seven areas */
.atlas { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(32px, 6vw, 96px); margin-top: clamp(32px, 4vw, 56px); align-items: start; }
.atlas__art { overflow: hidden; aspect-ratio: 3 / 2; background: var(--marble); }
.atlas__art img { width: 100%; height: 100%; object-fit: cover; transition: opacity .3s var(--ease); }
.atlas__q { display: block; text-wrap: balance; quotes: none; margin-top: 28px; font: italic 500 clamp(30px, 3.4vw, 48px)/1.1 var(--serif); }
.atlas__fig { margin-top: 12px; font-size: 14px; color: var(--graphite); }
.atlas__fig b { font-weight: 500; }
.atlas__hint { margin-bottom: 20px; font-size: 15px; color: var(--graphite); }
.atlas__list a { display: grid; grid-template-columns: 40px minmax(0, 1fr); align-items: baseline; padding-block: 13px; border-top: 1px solid var(--stone); text-decoration: none; transition: color .2s var(--ease); }
.atlas__list li:last-child a { border-bottom: 1px solid var(--stone); }
.atlas__list .num { font: 400 14px/1 var(--serif-sc); letter-spacing: .08em; color: var(--slate); }
.atlas__list .name { font: 500 clamp(21px, 1.8vw, 25px)/1.2 var(--serif); }
.atlas__list a:hover, .atlas__list a[aria-current] { color: var(--vermilion); }
.atlas__list a[aria-current] .num { color: var(--vermilion); }
.more--tight { margin-top: 14px; }

/* Publications */
.works { margin-top: clamp(56px, 7vw, 96px); padding-top: clamp(32px, 4vw, 48px); border-top: 1px solid var(--stone); max-width: 980px; margin-left: auto; }
.works summary { display: flex; justify-content: space-between; align-items: baseline; cursor: pointer; list-style: none; font: 500 clamp(24px, 2.2vw, 30px)/1.2 var(--serif); }
.works summary::-webkit-details-marker { display: none; }
.works summary::after { content: "+"; font: 300 22px/1 var(--sans); color: var(--vermilion); }
.works[open] summary::after { content: "–"; }
.works[open] summary { margin-bottom: 28px; }
.works__list { margin-block: 14px 44px; }
.works__list li { padding-block: 12px; border-top: 1px solid var(--stone); font-size: 15px; line-height: 1.6; }
.works__papers { margin-top: 14px; }
.works__papers li { display: grid; grid-template-columns: 64px minmax(0, 1fr); padding-block: 12px; border-top: 1px solid var(--stone); font-size: 15px; line-height: 1.55; }
.works__papers b { font: italic 500 20px/1.2 var(--serif); }
.works__papers span { display: block; margin-top: 2px; font-size: 13px; color: var(--graphite); }

.sec__grid { display: grid; grid-template-columns: 5fr 6fr; gap: clamp(32px, 7vw, 112px); align-items: start; }
.sec__grid--even { grid-template-columns: 1fr 1fr; align-items: center; }
.sec__head.is-sticky { position: sticky; top: 112px; }
.sec__body { padding-top: 34px; }
.sec__body .prose p:first-child { font-size: clamp(18px, 1.5vw, 21px); line-height: 1.6; }
.sec__intro { margin-top: 24px; color: var(--graphite); }
.sec--dark .sec__intro { color: var(--marble); }
.sec__lead { color: var(--graphite); }
.sec__after { margin-top: 28px; color: var(--graphite); max-width: 60ch; }
.more { margin-top: 32px; }
.sec__grid--head { align-items: start; }
.sec__side { padding-top: 34px; }
.sec__side .epi { margin-top: 0; }
.sec__side .lead { color: var(--charcoal); max-width: 34em; }
.sec__side .epi { margin-top: 24px; }
.path-wrap { margin-top: clamp(40px, 5vw, 64px); }
.arch { margin-top: 40px; max-width: 300px; }
.values > li { display: grid; grid-template-columns: 56px minmax(0, 1fr); gap: 8px; padding-block: 28px; border-top: 1px solid var(--stone); }
.values > li:last-child { border-bottom: 1px solid var(--stone); }
.values .num { font: italic 500 26px/1.15 var(--serif); color: var(--vermilion); }
.values h3 { font: 500 clamp(26px, 2.4vw, 32px)/1.15 var(--serif); margin-bottom: 8px; }
.values p { color: var(--graphite); }
.values p + p { margin-top: 10px; }
.asks > li { padding-block: 16px; border-bottom: 1px solid var(--stone); font: italic 400 clamp(25px, 2.5vw, 34px)/1.2 var(--serif); }
.asks > li:first-child { border-top: 1px solid var(--stone); }

/* Real photography, toned to sit with the cool palette */
.photo { position: relative; overflow: hidden; background: var(--slate); }
.photo img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.38) contrast(1.03) brightness(1.03); transition: filter .5s var(--ease); }
.photo::after { content: ""; position: absolute; inset: 0; background: var(--slate); mix-blend-mode: soft-light; opacity: .6; pointer-events: none; transition: opacity .5s var(--ease); }
.photo:hover img { filter: none; }
.photo:hover::after { opacity: 0; }
.arch-photo .photo { aspect-ratio: 4 / 3; border-radius: 50% 50% 0 0 / 62% 62% 0 0; }
.arch-photo .photo img { object-position: 50% 100%; }
.arch-photo--person .photo { aspect-ratio: 4 / 5; border-radius: 50% 50% 0 0 / 40% 40% 0 0; }
.arch-photo--person .photo img { object-position: 50% 0; }
.arch-photo { max-width: 640px; }
.arch-photo--person { max-width: 420px; }

/* Facts strip */
.facts { border-block: 1px solid var(--stone); }
.facts ul { display: grid; grid-template-columns: 1fr 1.5fr .8fr .8fr 1fr; }
.facts li { padding: 22px 24px; border-left: 1px solid var(--stone); }
.facts li:first-child { border-left: 0; padding-left: 0; }
.facts b { display: block; font: 500 12px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--graphite); margin-bottom: 6px; }
.facts span { font: 500 clamp(20px, 1.7vw, 24px)/1.2 var(--serif); }

/* Sections */
.section { padding-block: var(--section); }
.section--tight { padding-top: 0; }
.section--ivory { background: var(--ivory); }
.split { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: 32px; row-gap: 40px; }
.split > .side { grid-column: span 4; }
.split > .main { grid-column: span 8; }
.side.is-sticky { position: sticky; top: 112px; align-self: start; }

/* About */
.about { display: grid; grid-template-columns: 5fr 5fr 3.4fr; gap: 48px; align-items: center; }
.about .copy { border-left: 1px solid var(--stone); padding-left: 40px; }
.keywords { margin-top: 18px; font: 400 15px/1.4 var(--serif-sc); letter-spacing: .14em; color: var(--graphite); }

/* Pathway */
.path { position: relative; display: grid; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); grid-template-rows: auto auto auto; gap: 0 clamp(24px, 3vw, 48px); }
.path::before { content: ""; position: absolute; top: 15px; left: 0; right: 0; height: 1px; background: var(--slate); }
.path li { position: relative; padding-top: 40px; display: grid; grid-template-rows: subgrid; grid-row: span 3; align-content: start; }
.path li::before {
  content: ""; position: absolute; top: 6px; left: 0; width: 18px; height: 18px; border-radius: 50%;
  background: var(--chalk); border: 1px solid var(--charcoal);
}
.path li.is-active::before { border-color: var(--vermilion); background: radial-gradient(circle, var(--vermilion) 0 5px, var(--chalk) 5.5px); }
.path .when { font: italic 500 22px/1.2 var(--serif); color: var(--graphite); }
.path li.is-active .when { color: var(--vermilion); }
.path .name { display: block; margin-block: 6px 10px; font: 500 clamp(24px, 2.2vw, 30px)/1.15 var(--serif); }
.path p { font-size: 15px; line-height: 1.65; color: var(--graphite); max-width: 36ch; }

/* Five takeaways */
.gains { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 0 clamp(20px, 2.4vw, 36px); margin-top: clamp(40px, 5vw, 64px); border-top: 1px solid var(--stone); }
.gains li { padding-top: 20px; }
@media (min-width: 1101px) {
  .gains li { display: grid; grid-template-rows: subgrid; grid-row: span 3; align-content: start; }
}
.gains .num { font: italic 500 22px/1 var(--serif); color: var(--vermilion); }
.gains h3 { margin-block: 12px 8px; font: 500 clamp(23px, 2vw, 28px)/1.15 var(--serif); }
.gains p { font-size: 15px; line-height: 1.6; color: var(--graphite); }

/* Key values row */
.mini { display: flex; flex-wrap: wrap; gap: 16px 56px; margin-top: 24px; }
.mini dt { font: 500 12px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--graphite); }
.mini dd { margin-top: 4px; font: 500 clamp(21px, 1.8vw, 25px)/1.2 var(--serif); }
.subhead { margin: 32px 0 12px; font: 500 14px/1.5 var(--sans); }

/* Stats */
.stats ul { display: grid; grid-template-columns: repeat(3, 1fr); border-bottom: 1px solid var(--stone); }
.stats li { padding: clamp(28px, 3vw, 44px) 32px; border-left: 1px solid var(--stone); }
.stats li:first-child { border-left: 0; padding-left: 0; }
.stats b { display: block; margin-bottom: 8px; font: italic 500 clamp(52px, 5.4vw, 80px)/1 var(--serif); }
.stats span { font-size: 14px; color: var(--graphite); }

/* Next step */
.next { border-top: 1px solid var(--stone); }
.next a { display: grid; grid-template-columns: minmax(0, 1fr) auto; column-gap: 24px; align-items: end; padding-block: clamp(44px, 5vw, 72px); text-decoration: none; }
.next .label { grid-column: 1; margin-bottom: 10px; }
.next strong { grid-column: 1; font: italic 500 clamp(32px, 4vw, 56px)/1.08 var(--serif); transition: color .2s var(--ease); }
.next svg { grid-row: 1 / 3; grid-column: 2; width: 36px; height: 20px; transition: transform .25s var(--ease); }
.next a:hover strong { color: var(--vermilion); }
.next a:hover svg { transform: translateX(6px); }

/* Live 3D */
[data-3d] { position: relative; }
[data-3d] canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; opacity: 0; animation: fade3d .9s var(--ease) forwards; }
[data-3d].is-live > img { visibility: hidden; }
@keyframes fade3d { to { opacity: 1; } }
.head3d { position: absolute; top: -56px; right: -8vw; width: min(46vw, 720px); aspect-ratio: 1; pointer-events: none; }
.head3d__ring { position: absolute; inset: 0; width: 100%; height: 100%; filter: drop-shadow(0 6px 10px rgba(41, 50, 56, .16)); }
.head3d__disc { position: absolute; left: 52.24%; top: 47.33%; width: 89%; aspect-ratio: 1; transform: translate(-50%, -50%); overflow: hidden; border-radius: 50%; background: var(--marble); }
.head3d__disc img { width: 100%; height: 100%; object-fit: cover; }
.head3d__disc--photo img { object-position: 48% 100%; filter: saturate(.38) contrast(1.03) brightness(1.03); }

/* Section tabs */
.tabs { position: sticky; top: 80px; z-index: 20; background: var(--ivory); border-bottom: 1px solid var(--stone); }
.tabs ul { display: flex; gap: 28px; overflow-x: auto; scrollbar-width: none; }
.tabs a { display: block; padding-block: 15px; font: 500 15px/1.4 var(--sans); color: var(--charcoal); text-decoration: none; white-space: nowrap; border-bottom: 2px solid transparent; margin-bottom: -1px; transition: color .2s var(--ease), border-color .2s var(--ease); }
.tabs a:hover, .tabs a.is-active { color: var(--vermilion); border-color: var(--vermilion); }

/* Numbered / topic rows */
.rows { border-top: 1px solid var(--stone); }
.rows > li { border-bottom: 1px solid var(--stone); }
.topic {
  position: relative; display: grid; grid-template-columns: 48px 5fr 6fr; gap: 16px; align-items: baseline;
  padding-block: 20px; text-decoration: none;
}
.topic .num { font: 400 15px/1 var(--serif-sc); letter-spacing: .08em; color: var(--slate); }
.topic h3 { font: 500 clamp(26px, 2.4vw, 32px)/1.12 var(--serif); }
.topic .en { display: block; margin-top: 3px; font: 400 12px/1.4 var(--sans); letter-spacing: .04em; color: var(--graphite); }
.topic q { quotes: none; font: italic 400 clamp(20px, 1.7vw, 23px)/1.3 var(--serif); }
.topic::after {
  content: ""; position: absolute; left: 0; bottom: -1px; width: 100%; height: 1px; background: var(--vermilion);
  transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.topic:hover::after { transform: scaleX(1); }
.topic--full { grid-template-columns: 48px 4fr 5fr 3fr; gap: 24px; padding-block: 28px; align-items: center; }
.topic__thumb { overflow: hidden; aspect-ratio: 352 / 152; background: var(--marble); }
.topic__thumb img { width: 100%; height: 100%; object-fit: cover; }
.art { margin-top: 40px; }
.art img { width: 100%; }
.topic--full p { margin-top: 8px; font-size: 16px; color: var(--graphite); }

.reason { display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 16px; padding-block: 26px; }
.reason .num { font: 400 15px/1.7 var(--serif-sc); letter-spacing: .08em; color: var(--slate); }
.reason h3 { font: 500 clamp(24px, 2.2vw, 30px)/1.18 var(--serif); margin-bottom: 8px; }
.reason p { color: var(--graphite); max-width: 68ch; }

/* Achievements on home */
.record { display: grid; grid-template-columns: 7fr 5fr; gap: clamp(32px, 5vw, 72px); align-items: center; margin-top: 40px; }
.record figure img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }
figcaption { margin-top: 10px; font-size: 13px; line-height: 1.5; color: var(--graphite); }
.years > li { display: grid; grid-template-columns: 76px minmax(0, 1fr); gap: 16px; padding-block: 18px; border-bottom: 1px solid var(--stone); }
.years > li:first-child { border-top: 1px solid var(--stone); }
.years b { font: italic 500 28px/1.1 var(--serif); }
.years p { font-size: 15px; line-height: 1.55; }
.years .hm { color: var(--vermilion); font-weight: 500; }

/* Quote */
.quote { position: relative; padding-block: clamp(72px, 8vw, 120px) 0; overflow: hidden; }
.quote__inner { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 7fr); align-items: center; gap: clamp(24px, 4vw, 64px); }
.quote blockquote { position: relative; z-index: 1; padding-bottom: clamp(24px, 4vw, 64px); }
.quote .mark { display: block; height: 44px; font: 400 96px/1 var(--serif); color: var(--slate); }
.quote p { font: italic 400 clamp(28px, 2.7vw, 40px)/1.22 var(--serif); text-wrap: pretty; }
.quote cite { display: block; margin-top: 24px; font: 400 14px/1.6 var(--sans); font-style: normal; color: var(--graphite); }
.quote cite::before { content: ""; display: block; width: 32px; height: 1px; background: var(--vermilion); margin-bottom: 16px; }
.quote__art img { width: 100%; filter: saturate(.78) contrast(.94) brightness(1.04); }

/* Final CTA */
.cta { border-top: 1px solid var(--stone); overflow: hidden; }
.cta__inner { display: grid; grid-template-columns: 6fr 7fr; align-items: center; gap: clamp(24px, 4vw, 56px); }
.cta__art { margin-left: calc(var(--margin) * -1); }
.cta__art img { width: 100%; }
.cta__copy { border-left: 1px solid var(--vermilion); padding-left: clamp(24px, 3vw, 40px); padding-block: 8px; }
.cta__copy h2 { font: italic 500 clamp(36px, 4vw, 56px)/1.08 var(--serif); margin-bottom: 12px; text-wrap: balance; }
.cta__copy p { color: var(--graphite); margin-bottom: 24px; max-width: 46ch; }

/* Inner page head */
.page-head { position: relative; overflow: hidden; min-height: clamp(360px, 31vw, 480px); padding-block: clamp(48px, 6vw, 88px) clamp(40px, 5vw, 64px); border-bottom: 1px solid var(--stone); }
.page-head .wrap { position: relative; z-index: 1; }
.page-head h1, .page-head .lead { max-width: min(760px, 52vw); }
.page-head .epi { max-width: min(640px, 52vw); }
.page-head h1 { font: italic 500 clamp(48px, 6vw, 84px)/1 var(--serif); letter-spacing: -.01em; margin-top: 14px; text-wrap: balance; }
.page-head .lead { margin-top: 20px; max-width: 62ch; color: var(--graphite); }

/* Spec table */
.spec > div { display: grid; grid-template-columns: minmax(120px, 2fr) 5fr; gap: 24px; padding-block: 16px; border-bottom: 1px solid var(--stone); }
.spec > div:first-child { border-top: 1px solid var(--stone); }
.spec dt { font: 500 13px/1.6 var(--sans); color: var(--graphite); }
.spec dd { font-size: 16px; line-height: 1.6; }

/* Grid lists */
.cols-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 32px; }
.item { padding-block: 20px; border-top: 1px solid var(--stone); }
.item h3 { font: 500 24px/1.2 var(--serif); margin-bottom: 6px; }
.item .en { font: 400 12px/1.4 var(--sans); color: var(--graphite); display: block; margin-bottom: 8px; letter-spacing: .03em; }
.item p { font-size: 15px; line-height: 1.6; color: var(--graphite); }

.checks > li { position: relative; padding: 12px 0 12px 24px; border-bottom: 1px solid var(--stone); font-size: 16px; }
.checks > li:first-child { border-top: 1px solid var(--stone); }
.checks > li::before { content: ""; position: absolute; left: 0; top: 25px; width: 12px; height: 1px; background: var(--vermilion); }

/* Timeline table */
.schedule > li { display: grid; grid-template-columns: 170px minmax(0, 1fr) auto; gap: 24px; align-items: baseline; padding-block: 18px; border-bottom: 1px solid var(--stone); }
.schedule > li:first-child { border-top: 1px solid var(--stone); }
.schedule time, .schedule .date { font: 500 clamp(20px, 1.7vw, 24px)/1.2 var(--serif); }
.schedule h3 { font: 500 16px/1.5 var(--sans); }
.schedule p { font-size: 15px; line-height: 1.55; color: var(--graphite); }
.tag { font: 500 11px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; color: var(--graphite); white-space: nowrap; }
.tag--soon { color: var(--vermilion); }

/* Leader */
.person { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.person .role { font: 500 13px/1.5 var(--sans); color: var(--graphite); margin-block: 6px 20px; }

/* Year blocks */
.year { display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); gap: 32px; padding-block: clamp(40px, 5vw, 72px); border-top: 1px solid var(--stone); }
.year:first-child { border-top: 0; padding-top: 0; }
.year__head { grid-column: span 5; }
.year__num { font: italic 500 clamp(56px, 6.5vw, 92px)/.95 var(--serif); }
.year__sub { margin-block: 12px 24px; font: 400 clamp(20px, 1.7vw, 23px)/1.3 var(--serif); font-style: italic; color: var(--graphite); }
.year__art { grid-column: span 7; }
.year__art .photo { aspect-ratio: 3 / 2; }
.year__art--pair { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.year__art--pair figcaption { grid-column: 1 / -1; margin-top: -6px; }
.year__art--pair .photo { aspect-ratio: 4 / 3; }
.student { padding-block: 14px; border-top: 1px solid var(--stone); }
.student b { display: block; font: 500 22px/1.25 var(--serif); }
.student span { font-size: 14px; line-height: 1.55; color: var(--graphite); display: block; }
.student em { display: block; margin-top: 3px; font: 500 13px/1.5 var(--sans); color: var(--vermilion); }

/* Links list */
.res > li { border-bottom: 1px solid var(--stone); }
.res > li:first-child { border-top: 1px solid var(--stone); }
.res a { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 24px; align-items: center; padding-block: 18px; text-decoration: none; }
.res b { display: block; font: 500 clamp(21px, 1.8vw, 25px)/1.2 var(--serif); transition: color .2s var(--ease); }
.res span { display: block; margin-top: 3px; font-size: 14px; color: var(--graphite); }
.res svg { width: 18px; height: 10px; transition: transform .2s var(--ease); }
.res a:hover b { color: var(--vermilion); }
.res a:hover svg { transform: translateX(4px); }

/* FAQ */
.faq details { border-bottom: 1px solid var(--stone); }
.faq details:first-child { border-top: 1px solid var(--stone); }
.faq summary {
  display: flex; justify-content: space-between; gap: 24px; align-items: baseline;
  padding-block: 18px; cursor: pointer; list-style: none;
  font: 500 clamp(21px, 1.8vw, 25px)/1.25 var(--serif);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 300 22px/1 var(--sans); color: var(--vermilion); flex: none; }
.faq details[open] summary::after { content: "–"; }
.faq .ans { padding-bottom: 22px; max-width: 70ch; color: var(--graphite); }
.faq .ans p + p, .faq .ans ul { margin-top: 10px; }
.faq .ans a { color: var(--vermilion); }

/* Register */
.notice { padding: clamp(24px, 3vw, 36px); background: var(--ivory); border-left: 2px solid var(--vermilion); }
.notice h2 { font: italic 500 clamp(30px, 3vw, 42px)/1.1 var(--serif); margin-bottom: 10px; }
.notice p { max-width: 62ch; }
.notice .actions { display: flex; flex-wrap: wrap; gap: 16px 24px; align-items: center; margin-top: 22px; }
.steps { counter-reset: s; }
.steps > li { counter-increment: s; display: grid; grid-template-columns: 48px minmax(0, 1fr); gap: 16px; padding-block: 18px; border-bottom: 1px solid var(--stone); }
.steps > li:first-child { border-top: 1px solid var(--stone); }
.steps > li::before { content: counter(s); font: italic 500 30px/1.1 var(--serif); color: var(--vermilion); }
.steps h3 { font: 500 24px/1.2 var(--serif); margin-bottom: 4px; }
.steps p { font-size: 15px; line-height: 1.6; color: var(--graphite); }
.pullq { margin-top: 24px; padding-left: 24px; border-left: 1px solid var(--vermilion); font: italic 400 clamp(21px, 1.9vw, 25px)/1.35 var(--serif); }
.pullq-note { margin-top: 10px; padding-left: 25px; }

/* Logo story */
.symbol { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(48px, 8vw, 128px); align-items: center; }
.symbol__mark { max-width: 420px; justify-self: center; width: 100%; }
.emblem { display: block; width: 100%; height: auto; }
.symbol__text { margin-top: 28px; }
.symbol__text b { font-weight: 600; }
.symbol__text .prose { max-width: 60ch; }
.symbol__lead { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--stone); color: var(--graphite); }
.symbol--short { grid-template-columns: minmax(0, 3fr) minmax(0, 8fr); }
.symbol--short .symbol__mark { max-width: 280px; }
.symbol--short .symbol__close--rule { margin-top: 28px; padding-top: 24px; border-top: 1px solid var(--stone); }
.symbol__close { margin-top: 18px; }
.symbol__close { margin-top: 6px; font: italic 500 clamp(28px, 2.9vw, 40px)/1.15 var(--serif); color: var(--vermilion); }

/* Footer */
.site-footer { background: var(--ivory); border-top: 1px solid var(--stone); padding-block: 56px 28px; font-size: 13px; }
.foot { display: grid; grid-template-columns: 2.4fr repeat(4, 1.1fr) 1.6fr; gap: 32px; }
.foot h2 { font: 600 12px/1.4 var(--sans); letter-spacing: .1em; text-transform: uppercase; margin-bottom: 12px; }
.foot li { margin-bottom: 7px; line-height: 1.45; }
.foot a { text-decoration: none; color: var(--graphite); transition: color .2s var(--ease); }
.foot a:hover { color: var(--vermilion); }
.foot .brand a, .foot .brand { color: var(--charcoal); }
.foot__tag { margin-top: 14px; font: italic 400 18px/1.3 var(--serif); }
.foot__legal { display: inline-flex; gap: 10px; }
.foot__legal a { text-decoration: none; }
.foot__legal a:hover { color: var(--vermilion); }
.foot__org { margin-top: 16px; max-width: 28ch; line-height: 1.55; color: var(--graphite); }
.foot__bottom { display: flex; flex-wrap: wrap; gap: 8px 24px; justify-content: space-between; align-items: center; margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--stone); color: var(--graphite); }

/* Reveal */
.js .reveal { opacity: 0; transform: translateY(8px); transition: opacity .45s var(--ease), transform .45s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

/* Tablet */
@media (max-width: 1100px) {
  .bar { gap: 16px; height: 72px; }
  .bar .rule { display: none; }
  .menu-btn { display: block; order: 5; }
  .nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0; margin: 0;
    flex-direction: column; gap: 0; padding: 8px var(--margin) 20px;
    background: var(--chalk); border-block: 1px solid var(--stone);
  }
  .nav.is-open { display: flex; }
  .nav a { display: block; padding: 13px 0; font-size: 14px; border-bottom: 1px solid var(--marble); }
  .nav__item > a::before { display: none; }
  .nav { max-height: calc(100vh - 72px); overflow-y: auto; }
  .nav__sub { position: static; min-width: 0; margin: 0; padding: 4px 0 10px 14px; border: 0; background: none; opacity: 1; visibility: visible; transform: none; }
  .nav .nav__sub a { padding: 7px 0; border-bottom: 0; color: var(--graphite); white-space: normal; }
  .nav a:hover { background: none; color: var(--vermilion); }
  .nav a::after { display: none; }
  .lang { margin-left: auto; }
  .facts ul { grid-template-columns: repeat(3, 1fr); }
  .facts li { border-left: 0; border-top: 1px solid var(--stone); padding: 16px 16px 16px 0; }
  .facts li:nth-child(-n+3) { border-top: 0; }
  .tabs { top: 72px; }
  .atlas { grid-template-columns: minmax(0, 1fr); }
  .gains { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 28px; }
  .about-split, .person-home { gap: 40px; }
  .cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .about { grid-template-columns: 1fr 1fr; }
  .about > figure { display: none; }
  .split, .year { grid-template-columns: minmax(0, 1fr); }
  .split > .side, .split > .main, .year__head, .year__art { grid-column: 1; }
  .side.is-sticky { position: static; }
  .foot { grid-template-columns: repeat(3, 1fr); }
  .foot > :first-child { grid-column: 1 / -1; }
}

/* Mobile */
@media (max-width: 760px) {
  body { font-size: 16px; }
  html { scroll-padding-top: 80px; }
  .brand span { font-size: 13px; }
  .brand svg { width: 34px; height: 34px; }
  .bar .btn { display: none; }
  .hero { display: block; min-height: 0; }
  .hero__text { padding-block: 32px 28px; }
  .hero h1 .serif { font-size: clamp(58px, 17vw, 76px); }
  .hero h1 .nation { font-size: clamp(34px, 10vw, 46px); }
  .hero__art { position: relative; width: 100%; transform: none !important; }
  .head3d { display: none; }
  .page-head h1, .page-head .lead, .page-head .epi { max-width: none; }
  .facts ul { grid-template-columns: repeat(2, 1fr); }
  .facts li:nth-child(-n+3) { border-top: 1px solid var(--stone); }
  .facts li:nth-child(-n+2) { border-top: 0; }
  .gains { grid-template-columns: minmax(0, 1fr); }
  .symbol--short { grid-template-columns: minmax(0, 1fr); }
  .stats ul, .sec__grid, .sec__grid--even, .about-split, .person-home, .atlas { grid-template-columns: minmax(0, 1fr); }
  .cols-text { columns: 1; }
  .cols-text p + p { margin-top: 1.1em; }
  .about-split__art { justify-self: center; max-width: 340px; }
  .works__papers li { grid-template-columns: 52px minmax(0, 1fr); }
  .sec__head.is-sticky { position: static; }
  .sec__side { padding-top: 0; }
  .sec__body { padding-top: 0; }
  .stats li { border-left: 0; padding: 16px 0; border-top: 1px solid var(--stone); }
  .stats li:first-child { border-top: 0; }
  .about, .record, .quote__inner, .cta__inner, .person, .symbol { grid-template-columns: minmax(0, 1fr); }
  .about .copy { border-left: 0; padding-left: 0; }
  .about > figure { display: block; max-width: 240px; margin-left: auto; }
  .path { grid-auto-flow: row; gap: 28px; padding-top: 0; }
  .path::before { top: 8px; bottom: 8px; left: 8px; right: auto; width: 1px; height: auto; }
  .path li { padding: 0 0 0 36px; display: block; }
  .path li::before { top: 4px; }
  .topic, .topic--full { grid-template-columns: 34px minmax(0, 1fr); gap: 4px 8px; }
  .topic q, .topic--full > div { grid-column: 2; }
  .topic__thumb { margin-top: 12px; }
  .reason { grid-template-columns: 34px minmax(0, 1fr); gap: 8px; }
  .quote blockquote { padding-bottom: 24px; }
  .cta__art { margin-right: calc(var(--margin) * -1); }
  .cta__copy { margin-bottom: 56px; }
  .spec > div { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .cols-2 { grid-template-columns: minmax(0, 1fr); }
  .schedule > li { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .year__head, .year__art { grid-column: 1 / -1; }
  .year__art--pair { grid-template-columns: minmax(0, 1fr); }
  .portrait { max-width: 300px; justify-self: center; }
  .symbol__mark { max-width: 220px; }
  .foot { grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
  .js .reveal { opacity: 1; transform: none; }
  .hero__art { transform: none !important; }
}

/* Benefits: keep the number with its heading and align the descriptions. */
#why .sec__grid--head { align-items: center; gap: 32px clamp(40px, 5vw, 72px); }
#why .sec__side { padding-top: 0; }
#why .sec__side .epi { margin-top: 0; }
#why .gains {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px clamp(24px, 2.5vw, 36px);
  margin-top: 44px;
  padding-top: 28px;
}
#why .gains li {
  display: grid;
  grid-template-columns: 23px minmax(0, 1fr);
  grid-template-rows: subgrid;
  grid-row: span 2;
  column-gap: 8px;
  padding: 0;
  border: 0;
  align-content: start;
}
#why .gains .num { grid-column: 1; grid-row: 1; padding-top: 4px; font-size: 17px; line-height: 1.25; }
#why .gains h3 { grid-column: 2; grid-row: 1; margin: 0; font-size: clamp(23px, 1.8vw, 26px); line-height: 1.25; }
#why .gains p { grid-column: 1 / -1; grid-row: 2; font-size: 15px; line-height: 1.7; }
@media (max-width: 1100px) {
  #why .gains { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 36px; padding-top: 0; border-top: 0; }
  #why .gains li { padding-top: 24px; padding-bottom: 14px; border-top: 1px solid var(--stone); }
  #why .gains li:last-child { grid-column: 1 / -1; }
  #why .gains li:last-child p { max-width: 65ch; }
}
@media (max-width: 600px) {
  #why .sec__grid--head { gap: 28px; }
  #why .gains { grid-template-columns: 1fr; margin-top: 32px; gap: 14px; }
  #why .gains li { grid-row: auto; grid-template-rows: auto auto; row-gap: 12px; padding-block: 20px 8px; }
}

/* Give each 2026 photograph the same image area as the other years. */
.year__art--pair { grid-template-columns: minmax(0, 1fr); gap: 24px; }
.year__art--pair .photo { aspect-ratio: 3 / 2; }
.year__art--pair .photo img { object-position: center bottom; }
.year__art--pair figcaption { margin-top: -12px; }
@media (min-width: 1101px) {
  #ipo-2026 .year__head { align-self: start; position: sticky; top: 112px; }
}