:root {
  color-scheme: light dark;
  --bg: #f4f6f8;
  --surface: #ffffff;
  --surface-2: #eef1f4;
  --ink: #18202a;
  --muted: #586473;
  --faint: #5d6976;
  --line: #d4dae1;
  --line-strong: #aab5c0;
  --optimist: #1768c4;
  --optimist-soft: #e7f1fc;
  --safety: #c5482d;
  --safety-soft: #faebe6;
  --safety-text: #ad3e25;
  --middle: #6b5a90;
  --middle-soft: #eeeaf5;
  --korea: #0b7568;
  --korea-soft: #e4f3f0;
  --domain: #8a5a13;
  --domain-soft: #f7eddc;
  --warn: #966200;
  --warn-soft: #fff0c7;
  --focus: #0d63b8;
  --shadow: 0 10px 28px rgba(31, 45, 61, .08);
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #11161c;
    --surface: #182029;
    --surface-2: #212b35;
    --ink: #eef3f8;
    --muted: #b8c3cf;
    --faint: #95a3b2;
    --line: #35414e;
    --line-strong: #596979;
    --optimist: #75b6ff;
    --optimist-soft: #153452;
    --safety: #ff9076;
    --safety-soft: #49271f;
    --safety-text: #ff9076;
    --middle: #c1abe8;
    --middle-soft: #332b43;
    --korea: #65d2c2;
    --korea-soft: #173d39;
    --domain: #f0bd70;
    --domain-soft: #3d2d18;
    --warn: #ffd174;
    --warn-soft: #473714;
    --focus: #89c4ff;
    --shadow: 0 14px 34px rgba(0, 0, 0, .24);
  }
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans KR", "IBM Plex Sans", sans-serif;
  line-height: 1.58;
}
a { color: inherit; }
button, input { font: inherit; }
button { color: inherit; }
.page { width: min(1480px, 100%); margin: 0 auto; padding: 28px clamp(18px, 4vw, 64px) 72px; }
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, .65fr);
  gap: 34px;
  align-items: end;
  padding: 24px 0 34px;
  border-bottom: 1px solid var(--line-strong);
}
.draft-line { margin: 0 0 12px; color: var(--muted); font-size: .88rem; font-weight: 650; letter-spacing: .02em; }
h1 { margin: 0; max-width: 850px; font-size: clamp(2.25rem, 6vw, 5.7rem); line-height: .98; letter-spacing: -.055em; font-weight: 700; }
.hero-copy { margin: 22px 0 0; max-width: 770px; color: var(--muted); font-size: clamp(1rem, 1.5vw, 1.22rem); }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.stat { padding: 18px 12px; }
.stat + .stat { border-left: 1px solid var(--line); }
.stat strong { display: block; font: 700 clamp(1.6rem, 3vw, 2.65rem)/1 "IBM Plex Sans", sans-serif; letter-spacing: -.04em; }
.stat span { display: block; margin-top: 7px; color: var(--muted); font-size: .78rem; }
section { padding: 58px 0 8px; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 28px; margin-bottom: 22px; }
h2 { margin: 0; font-size: clamp(1.65rem, 3vw, 2.7rem); line-height: 1.16; letter-spacing: -.035em; }
.section-note { max-width: 620px; margin: 0; color: var(--muted); font-size: .93rem; }
.update-board { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); background: var(--line); }
.update-item { padding: 20px 22px; background: var(--surface); }
.update-item h3 { display: block; margin: 0; font-size: .86rem; line-height: 1.4; }
.update-item p { margin: 7px 0 0; color: var(--muted); font-size: .81rem; }
.update-source { display: block; margin-top: 8px; color: var(--faint); font-size: .69rem; }
.legend { display: flex; flex-wrap: wrap; gap: 9px 18px; margin: 18px 0 0; }
.legend-item { display: inline-flex; gap: 8px; align-items: center; font-size: .84rem; color: var(--muted); }
.legend-dot { width: 10px; height: 10px; border-radius: 50%; background: currentColor; }
.legend-item.opt { color: var(--optimist); }
.legend-item.safe { color: var(--safety-text); }
.legend-item.mid { color: var(--middle); }
.legend-item.domain { color: var(--domain); }
.graph-shell { margin-top: 20px; background: var(--surface); border: 1px solid var(--line); box-shadow: var(--shadow); overflow: hidden; }
.graph-label { display: flex; justify-content: space-between; gap: 18px; padding: 16px 20px; border-bottom: 1px solid var(--line); font-size: .82rem; color: var(--muted); }
.graph-label strong { color: var(--ink); }
.graph-wrap { padding: 18px; }
.graph-wrap { overflow-x: auto; }
.genealogy { display: block; width: 100%; min-width: 1040px; height: auto; }
.genealogy text { font-family: "Noto Sans KR", sans-serif; fill: var(--ink); }
.genealogy .lane { fill: var(--surface-2); stroke: var(--line); }
.genealogy .lane-title { font-size: 15px; font-weight: 700; }
.genealogy .node { stroke-width: 1.5; }
.genealogy .node.opt { fill: var(--optimist-soft); stroke: var(--optimist); }
.genealogy .node.safe { fill: var(--safety-soft); stroke: var(--safety); }
.genealogy .node.mid { fill: var(--middle-soft); stroke: var(--middle); }
.genealogy .node.kr { fill: var(--korea-soft); stroke: var(--korea); }
.genealogy .name { font-size: 13px; font-weight: 700; }
.genealogy .sub { font-size: 10.5px; fill: var(--muted); }
.genealogy .edge path { fill: none; stroke: var(--muted); stroke-width: 1.6; }
.genealogy .edge.flow path { marker-end: url(#arrow); }
.genealogy .edge.opposition path { stroke-dasharray: 5 4; marker: none; }
.genealogy .edge.agreement path { marker-start: url(#dot); marker-end: url(#dot); }
.genealogy .edge.unverified { opacity: .5; }
.genealogy .arrowhead, .genealogy .dothead { fill: var(--muted); }
.genealogy .relation { font-size: 11px; fill: var(--muted); }
.genealogy .node-link { cursor: pointer; }
.genealogy .node-link:hover .node, .genealogy .node-link:focus .node { stroke-width: 3; }
.genealogy .node-link:focus { outline: none; }
.genealogy .node-link:focus-visible .node { stroke: var(--focus); stroke-width: 3.5; }
.genealogy .node.domain { fill: var(--domain-soft); stroke: var(--domain); }
.mobile-chains { display: none; }
.timeline-frame { background: var(--surface); border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); padding: 6px 0; }
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { display: grid; grid-template-columns: 118px 24px minmax(0, 1fr); min-height: 106px; }
.timeline .when { padding: 25px 18px 22px 0; text-align: right; font: 700 .91rem/1.25 "IBM Plex Sans", "Noto Sans KR", sans-serif; color: var(--muted); }
.axis { position: relative; }
.axis::before { content: ""; position: absolute; left: 11px; top: 0; bottom: 0; width: 1px; background: var(--line-strong); }
.axis::after { content: ""; position: absolute; top: 31px; left: 6px; width: 11px; height: 11px; border-radius: 50%; background: var(--surface); border: 3px solid var(--middle); }
.timeline li.opt .axis::after { border-color: var(--optimist); }
.timeline li.safe .axis::after { border-color: var(--safety); }
.timeline li.mid .axis::after { border-color: var(--middle); }
.event { border-bottom: 1px solid var(--line); }
.timeline li:last-child .event { border-bottom: 0; }
.event-row { position: relative; min-height: 105px; padding: 21px 54px 21px 24px; }
.event-toggle { position: static; display: inline; margin: 0; padding: 0; border: 0; background: transparent; color: inherit; font: inherit; text-align: left; cursor: pointer; }
.event-toggle::after { content: ""; position: absolute; inset: 0; }
.event-toggle:focus-visible { outline: none; }
.event-toggle:focus-visible::after { outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent); outline-offset: -3px; }
.event-row:hover .event-heading { color: var(--focus); }
.event-title-row { display: flex; flex-wrap: wrap; gap: 7px 10px; align-items: center; margin: 0; font-size: inherit; font-weight: inherit; }
.event-heading { font-size: 1.03rem; font-weight: 700; letter-spacing: -.015em; }
.event-copy { display: block; margin: 5px 0 0; color: var(--muted); font-size: .88rem; }
.event-status { display: inline-flex; align-items: center; padding: 3px 7px; border-radius: 999px; font-size: .65rem; line-height: 1.3; font-weight: 700; }
.event-status.verified { background: var(--korea-soft); color: var(--korea); }
.event-status.unverified { background: var(--warn-soft); color: var(--warn); }
.source { position: relative; z-index: 1; display: block; margin: 8px 0 0; color: var(--faint); font-size: .73rem; pointer-events: none; }
.source a { pointer-events: auto; }
.event-chevron { position: absolute; top: 21px; right: 10px; width: 28px; height: 28px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--muted); transition: transform .18s ease; }
.event-toggle[aria-expanded="true"] .event-chevron { transform: rotate(180deg); }
.no-js .event-chevron { display: none; }
.event-detail { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); background: var(--surface-2); }
.event-detail[hidden] { display: none; }
.detail-block { padding: 18px 20px 20px; }
.detail-block + .detail-block { border-left: 1px solid var(--line); }
.detail-block h4 { margin: 0; font-size: .76rem; color: var(--ink); }
.detail-block p { margin: 7px 0 0; color: var(--muted); font-size: .81rem; }
.controls {
  position: sticky;
  top: 0;
  z-index: 5;
  display: grid;
  grid-template-columns: minmax(220px, 1fr) auto;
  gap: 18px;
  align-items: center;
  margin: 0 0 22px;
  padding: 12px 0;
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  backdrop-filter: blur(10px);
}
.search { position: relative; }
.search svg { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--muted); }
.search input {
  width: 100%; height: 44px; padding: 0 14px 0 43px; border: 1px solid var(--line-strong); border-radius: 6px; background: var(--surface); color: var(--ink); outline: none;
}
.search input:focus { border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 18%, transparent); }
.filter-group { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 7px; }
.filter-btn { border: 1px solid var(--line); border-radius: 999px; background: var(--surface); padding: 8px 13px; cursor: pointer; font-size: .83rem; font-weight: 600; }
.filter-btn:hover { border-color: var(--line-strong); }
.filter-btn[aria-pressed="true"] { background: var(--ink); color: var(--bg); border-color: var(--ink); }
.result-line { margin: -8px 0 16px; color: var(--muted); font-size: .82rem; }
.people-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; align-items: stretch; }
.person {
  position: relative;
  display: flex;
  flex-direction: column;
  min-width: 0;
  min-height: 310px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-top: 4px solid var(--middle);
  padding: 18px 18px 16px;
}
.person[data-camp="optimist"] { border-top-color: var(--optimist); }
.person[data-camp="safety"] { border-top-color: var(--safety); }
.person[data-camp="middle"] { border-top-color: var(--middle); }
.person[data-camp="domain"] { border-top-color: var(--domain); }
.person[data-country="한국"]::after { content: ""; position: absolute; inset: 5px; border: 1px solid color-mix(in srgb, var(--korea) 35%, transparent); pointer-events: none; }
.card-top { display: flex; justify-content: space-between; gap: 12px; align-items: flex-start; }
.index { color: var(--faint); font: 600 .74rem/1.2 "IBM Plex Sans", sans-serif; }
.badges { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 5px; }
.badge { padding: 3px 7px; border-radius: 999px; font-size: .66rem; line-height: 1.3; font-weight: 700; }
.badge.opt { background: var(--optimist-soft); color: var(--optimist); }
.badge.safe { background: var(--safety-soft); color: var(--safety-text); }
.badge.mid { background: var(--middle-soft); color: var(--middle); }
.badge.kr { background: var(--korea-soft); color: var(--korea); }
.badge.domain { background: var(--domain-soft); color: var(--domain); }
.badge.field { background: var(--surface-2); color: var(--muted); }
.badge.warn { background: var(--warn-soft); color: var(--warn); }
.identity { display: grid; grid-template-columns: 72px minmax(0, 1fr); gap: 13px; align-items: center; margin-top: 15px; }
.portrait { width: 72px; height: 72px; overflow: hidden; border: 1px solid var(--line); border-radius: 50%; background: var(--surface-2); }
.portrait img { display: block; width: 100%; height: 100%; object-fit: cover; }
.portrait.initials { display: grid; place-items: center; color: var(--muted); font: 700 1.05rem/1 "IBM Plex Sans", "Noto Sans KR", sans-serif; letter-spacing: -.03em; }
.person h3 { margin: 0; font-size: 1.12rem; letter-spacing: -.02em; line-height: 1.25; }
.person .en { display: block; margin-top: 2px; color: var(--muted); font: 500 .77rem/1.3 "IBM Plex Sans", sans-serif; letter-spacing: 0; }
.role { margin: 12px 0 0; color: var(--muted); font-size: .8rem; min-height: 3.1em; }
.stance { margin: 14px 0 0; font-size: .91rem; font-weight: 650; line-height: 1.48; }
.moment { margin: 11px 0 0; padding-top: 11px; border-top: 1px solid var(--line); color: var(--muted); font-size: .79rem; }
.moment strong { color: var(--ink); }
.card-source { margin-top: auto; padding-top: 15px; color: var(--faint); font-size: .69rem; line-height: 1.45; }
.empty { display: none; padding: 48px 20px; text-align: center; background: var(--surface); border: 1px solid var(--line); color: var(--muted); }
.domain-board { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line-strong); border-bottom: 1px solid var(--line-strong); background: var(--surface); }
.domain-group { padding: 22px 24px; }
.domain-group + .domain-group { border-left: 1px solid var(--line); }
.domain-group h3 { margin: 0; color: var(--domain); font-size: 1rem; }
.domain-group p { margin: 8px 0 0; color: var(--muted); font-size: .84rem; }
.domain-group strong { color: var(--ink); font-weight: 650; }
.method { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 48px; padding-top: 26px; border-top: 1px solid var(--line-strong); }
.method h2 { font-size: 1rem; letter-spacing: 0; }
.method p { margin: 9px 0 0; color: var(--muted); font-size: .82rem; }
.sources-list { display: flex; flex-wrap: wrap; gap: 8px 14px; margin-top: 10px; }
.sources-list a { color: var(--muted); font-size: .75rem; text-underline-offset: 3px; }
.sources-list a:hover { color: var(--ink); }
.photo-credits { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 18px; }
.photo-credits summary { cursor: pointer; color: var(--ink); font-size: .83rem; font-weight: 700; }
.photo-credit-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 26px; margin-top: 14px; }
.photo-credit { margin: 0; color: var(--muted); font-size: .72rem; line-height: 1.5; }
.photo-credit a { color: inherit; text-underline-offset: 3px; }
.noscript { margin: 18px 0; padding: 16px; background: var(--warn-soft); color: var(--warn); }
@media (max-width: 1120px) {
  .people-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .hero { grid-template-columns: 1fr; }
  .stats { max-width: 640px; }
}
@media (max-width: 820px) {
  .page { padding-top: 18px; }
  .section-head { display: block; }
  .section-note { margin-top: 10px; }
  .graph-wrap { padding: 0; }
  .genealogy { display: none; }
  .mobile-chains { display: grid; gap: 0; }
  .chain { padding: 16px 18px; border-bottom: 1px solid var(--line); }
  .chain:last-child { border-bottom: 0; }
  .chain h3 { margin: 0 0 8px; font-size: .9rem; }
  .chain p { margin: 0; color: var(--muted); font-size: .84rem; }
  .chain .opt-text { color: var(--optimist); }
  .chain .safe-text { color: var(--safety-text); }
  .chain .mid-text { color: var(--middle); }
  .controls { position: static; grid-template-columns: 1fr; gap: 10px; backdrop-filter: none; }
  .filter-group { justify-content: flex-start; }
  .people-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .method { grid-template-columns: 1fr; }
  .event-detail { grid-template-columns: 1fr; }
  .detail-block + .detail-block { border-left: 0; border-top: 1px solid var(--line); }
  .update-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .domain-board { grid-template-columns: 1fr; }
  .domain-group + .domain-group { border-left: 0; border-top: 1px solid var(--line); }
}
@media (max-width: 560px) {
  .page { padding-inline: 14px; padding-bottom: 48px; }
  .hero { gap: 24px; padding-bottom: 26px; }
  h1 { font-size: clamp(2.2rem, 15vw, 4.15rem); }
  .stats { grid-template-columns: repeat(3, 1fr); }
  .update-board { grid-template-columns: 1fr; }
  .stat { padding: 14px 8px; }
  .stat span { font-size: .69rem; }
  section { padding-top: 46px; }
  .graph-label { display: block; }
  .graph-label span { display: block; margin-top: 4px; }
  .timeline li { grid-template-columns: 84px 20px minmax(0, 1fr); }
  .timeline .when { padding-right: 10px; font-size: .76rem; }
  .axis::before { left: 9px; }
  .axis::after { left: 4px; }
  .event-row { padding-left: 16px; padding-right: 44px; }
  .event-chevron { right: 4px; }
  .event-heading { font-size: .94rem; }
  .detail-block { padding: 15px 16px 17px; }
  .people-grid { grid-template-columns: 1fr; }
  .person { min-height: 0; }
  .role { min-height: 0; }
  .filter-group { gap: 6px; }
  .filter-btn { padding: 7px 10px; font-size: .76rem; }
  .photo-credit-grid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
  
/* ---- 추가: 출처 링크·미확인 사유·접근성·변경 기록 ---- */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.preview-banner { margin: 0; padding: 9px clamp(18px, 4vw, 64px); background: var(--warn-soft); color: var(--warn); font-size: .82rem; font-weight: 600; text-align: center; }
.para { display: inline-block; margin-left: 2px; padding: 0 5px; border-radius: 999px; background: var(--surface-2); color: var(--muted); font-size: .72em; font-weight: 600; line-height: 1.5; vertical-align: .08em; }
.src-links a, .card-source a, .update-source a, .evidence a { color: inherit; text-decoration: underline; text-decoration-color: color-mix(in srgb, currentColor 40%, transparent); text-underline-offset: 2px; }
.src-links a:hover, .card-source a:hover, .update-source a:hover, .evidence a:hover { color: var(--ink); text-decoration-color: currentColor; }
a:focus-visible { outline: 3px solid color-mix(in srgb, var(--focus) 45%, transparent); outline-offset: 2px; border-radius: 2px; }
.unverified-note { margin: 10px 0 0; padding: 8px 10px; background: var(--warn-soft); color: var(--warn); font-size: .76rem; line-height: 1.45; }
.person { scroll-margin-top: 90px; }
.person:target, .person.is-target { outline: 3px solid var(--focus); outline-offset: 2px; }
.person[hidden] { display: none; }
.no-js .controls, .no-js .result-line { display: none; }
.detail-block .event-people { margin-top: 10px; font-size: .78rem; }
.detail-block .event-people a { color: var(--ink); text-underline-offset: 2px; }
.stat small { display: block; margin-top: 3px; color: var(--muted); font-size: .7rem; }
.draft-line .pending { color: var(--warn); }
.domain-group strong a { color: inherit; text-decoration: none; }
.domain-group strong a:hover { text-decoration: underline; }
.graph-foot { border-top: 1px solid var(--line); }
.graph-foot summary, .history summary, .all-sources summary { cursor: pointer; padding: 14px 20px; font-size: .84rem; font-weight: 700; }
.edge-key { display: flex; flex-wrap: wrap; gap: 6px 18px; padding: 0 20px 14px; margin: 0; color: var(--muted); font-size: .78rem; list-style: none; }
.edge-key svg { vertical-align: middle; margin-right: 6px; }
.evidence { list-style: none; margin: 0; padding: 0 20px 18px; display: grid; gap: 10px; }
.evidence li { padding: 10px 12px; background: var(--surface-2); font-size: .8rem; color: var(--muted); }
.evidence strong { color: var(--ink); }
.evidence .src-links { display: block; margin-top: 4px; color: var(--faint); font-size: .74rem; }
.tag-unverified { display: inline-block; margin-left: 6px; padding: 1px 6px; border-radius: 999px; background: var(--warn-soft); color: var(--warn); font-size: .68rem; font-weight: 700; }
.chain-key { padding: 12px 18px; margin: 0; border-bottom: 1px solid var(--line); color: var(--muted); font-size: .78rem; }
.chain a { color: inherit; text-decoration: none; }
.chain a:hover { text-decoration: underline; }
.chain-camp { font-size: .68rem; font-weight: 600; margin-left: 2px; opacity: .9; }
.chain .domain-text { color: var(--domain); }
.history { margin-top: 14px; background: var(--surface); border: 1px solid var(--line); }
.history-entry { padding: 0 20px 18px; }
.history-entry h3 { margin: 0; font-size: .92rem; }
.history-entry .period { margin: 2px 0 0; color: var(--muted); font-size: .76rem; }
.history-entry ul { margin: 10px 0 0; padding-left: 18px; color: var(--muted); font-size: .82rem; }
.history-entry li + li { margin-top: 6px; }
.history-entry li strong { color: var(--ink); }
.update-source { color: var(--faint); }
.all-sources { grid-column: 1 / -1; border-top: 1px solid var(--line); }
.all-sources summary { padding-left: 0; }
.all-sources ul { columns: 2; column-gap: 28px; margin: 6px 0 0; padding: 0; list-style: none; }
.all-sources li { break-inside: avoid; margin: 0 0 6px; color: var(--muted); font-size: .74rem; overflow-wrap: anywhere; }
.all-sources a { color: inherit; text-underline-offset: 2px; }
.corrections { grid-column: 1 / -1; border-top: 1px solid var(--line); padding-top: 18px; }
.build-info { grid-column: 1 / -1; margin: 0; color: var(--faint); font-size: .72rem; }
@media (max-width: 820px) {
  .graph-wrap { overflow-x: visible; }
  .graph-foot summary { padding-inline: 18px; }
  .all-sources ul { columns: 1; }
}
@media (max-width: 560px) {
  .update-board { grid-template-columns: 1fr; }
}
.update-item:last-child:nth-child(3n+1) { grid-column: 1 / -1; }
.update-item:last-child:nth-child(3n+2) { grid-column: span 2; }
@media (max-width: 820px) {
  .update-item:last-child:nth-child(3n+1), .update-item:last-child:nth-child(3n+2) { grid-column: auto; }
  .update-item:last-child:nth-child(odd) { grid-column: 1 / -1; }
}
@media (max-width: 560px) { .update-item:last-child:nth-child(odd) { grid-column: auto; } }