:root {
  --base:#0b1220;
  --edge:#dfe5f0;
  --space:#ffffff;
  --bold:#ffb300;
  --foot:#111111;
  --paper:#d99700;
  --cool:#070b16;
  --deep:#ffffff;
  --body:color-mix(in srgb, var(--edge) 6%, var(--base));
  --main:color-mix(in srgb, var(--edge) 3%, var(--base));
  --flat:color-mix(in srgb, var(--edge) 18%, var(--base));
  --core:color-mix(in srgb, var(--edge) 68%, var(--base));
  --tone:1160px;
  --fill:78ch;
  --head:14px;
  --zone:8px;
  --depth:0 2px 4px rgb(0 0 0 / 10%), 0 16px 40px rgb(0 0 0 / 16%);
  --round:clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --stroke:clamp(1.15rem, 1.08rem + 0.35vw, 1.35rem);
  --tile:clamp(1.4rem, 1.24rem + 0.75vw, 1.95rem);
  --wide:clamp(1.95rem, 1.5rem + 1.9vw, 3.1rem);
}

*, *::before, *::after {
  box-sizing:border-box;
}

body {
  margin:0;
  background:var(--base);
  color:var(--edge);
  font-family:system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size:var(--round);
  line-height:1.65;
  -webkit-text-size-adjust:100%;
  overflow-wrap:break-word;
}

img {
  max-width:100%;
  height:auto;
  display:block;
}

a {
  color:inherit;
}

.post {
  position:sticky;
  top:0;
  z-index:20;
  background:var(--cool);
  color:var(--deep);
}

.route_wide, .post_last, .grille_info, .set_meta, .body2_soft {
  width:min(100% - 2rem, var(--tone));
  margin-inline:auto;
}

.post_last {
  display:flex;
  align-items:center;
  gap:1.25rem;
  min-height:60px;
  padding-block:0.5rem;
}

.banner {
  display:inline-flex;
  align-items:center;
  font-weight:700;
  font-size:1.05rem;
  letter-spacing:-0.01em;
  text-decoration:none;
  color:inherit;
  white-space:nowrap;
  flex-shrink:0;
}

.banner img {
  height:32px;
  width:auto;
  object-fit:contain;
}

.lane {
  display:flex;
  gap:0.15rem;
  margin-inline-end:auto;
  min-width:0;
}

.lane a {
  padding:0.4rem 0.7rem;
  border-radius:var(--zone);
  text-decoration:none;
  color:inherit;
  opacity:0.82;
  white-space:nowrap;
  font-size:0.92rem;
}

.lane a:hover {
  background:color-mix(in srgb, var(--deep) 14%, transparent);
  opacity:1;
}

.lane:empty {
  display:none;
}

.lane:empty + .post_stub {
  margin-inline-start:auto;
}

.post_stub {
  display:flex;
  gap:0.5rem;
  flex-shrink:0;
}

.shelf {
  display:none;
  position:relative;
  flex-shrink:0;
}

.shelf_alt {
  list-style:none;
  cursor:pointer;
  width:40px;
  height:40px;
  display:grid;
  place-items:center;
  border:1px solid color-mix(in srgb, var(--deep) 40%, transparent);
  border-radius:var(--zone);
}

.shelf_alt::-webkit-details-marker {
  display:none;
}

.shelf_alt span::after, .shelf_alt span, .shelf_alt span::before {
  content:"";
  display:block;
  width:18px;
  height:2px;
  background:currentColor;
  border-radius:2px;
}

.shelf_alt span {
  position:relative;
}

.shelf_alt span::before {
  position:absolute;
  top:-6px;
}

.shelf_alt span::after {
  position:absolute;
  top:6px;
}

.shelf_top {
  position:absolute;
  inset-inline-end:0;
  top:calc(100% + 0.5rem);
  z-index:25;
  min-width:14rem;
  display:flex;
  flex-direction:column;
  gap:0.15rem;
  padding:0.5rem;
  background:var(--cool);
  border:1px solid color-mix(in srgb, var(--deep) 20%, transparent);
  border-radius:var(--head);
  box-shadow:var(--depth);
}

.shelf_top a {
  padding:0.6rem 0.7rem;
  border-radius:var(--zone);
  text-decoration:none;
  color:var(--deep);
}

.shelf_top a:hover {
  background:color-mix(in srgb, var(--deep) 12%, transparent);
}

.shelf_top .wall {
  margin-top:0.4rem;
  color:var(--deep);
  border-color:color-mix(in srgb, var(--deep) 40%, transparent);
}

.post .wall_wide {
  color:inherit;
  border-color:color-mix(in srgb, var(--deep) 45%, transparent);
}

.post .wall_wide:hover {
  background:color-mix(in srgb, var(--deep) 14%, transparent);
}

.route {
  background:color-mix(in srgb, var(--deep) 8%, var(--cool));
  border-top:1px solid color-mix(in srgb, var(--deep) 12%, transparent);
  font-size:0.9rem;
}

.route_wide {
  display:flex;
  gap:0.25rem;
  overflow-x:auto;
  scrollbar-width:none;
}

.route_wide::-webkit-scrollbar {
  display:none;
}

.route a {
  padding:0.55rem 0.7rem;
  text-decoration:none;
  color:var(--deep);
  opacity:0.8;
  white-space:nowrap;
  border-bottom:2px solid transparent;
}

.route a:hover {
  opacity:1;
  border-bottom-color:var(--bold);
}

.wall {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:0.4rem;
  border:1px solid var(--frame, transparent);
  border-radius:var(--zone);
  padding:0.6rem 1.1rem;
  font:inherit;
  font-weight:700;
  line-height:1.2;
  text-align:center;
  cursor:pointer;
  text-decoration:none;
  background:var(--bold);
  color:var(--foot);
  transition:background-color 0.15s ease, transform 0.05s ease;
}

.wall:hover {
  background:var(--paper);
}

.wall:active {
  transform:translateY(1px);
}

.wall_wide {
  background:transparent;
  color:var(--space);
  border-color:var(--flat);
}

.wall_wide:hover {
  background:var(--body);
}

.wall_light {
  padding:0.9rem 1.8rem;
  font-size:var(--stroke);
}

:focus-visible {
  outline:2px solid var(--bold);
  outline-offset:2px;
}

.stem h3, .case h3, .stem h2, .set_lead, .case h2, .well {
  color:var(--space);
  line-height:1.18;
  letter-spacing:-0.02em;
  text-wrap:balance;
}

.well {
  font-size:var(--wide);
  margin:0 0 1rem;
}

.set_lead {
  font-size:var(--tile);
  margin:0 0 1.25rem;
}

.case h3, .stem h3 {
  font-size:var(--stroke);
  margin:1.75rem 0 0.5rem;
}

.case p, .stem p {
  margin:0 0 1rem;
}

.stem > :last-child, .case > :last-child {
  margin-bottom:0;
}

.case a, .stem a {
  color:color-mix(in srgb, var(--bold) 72%, var(--space));
  text-underline-offset:3px;
}

.door {
  display:block;
}

.set {
  padding-block:clamp(2rem, 1.4rem + 2vw, 3.5rem);
  scroll-margin-top:72px;
}

.door > .set:not(.grille):nth-of-type(odd) {
  background:var(--body);
}

.stem {
  max-width:var(--fill);
}

.set_list .stem ul {
  list-style:none;
  padding:0;
  margin:0 0 1rem;
  display:grid;
  gap:0.5rem;
}

.set_list .stem ul > li {
  position:relative;
  padding-inline-start:1.9rem;
  padding-block:0.15rem;
}

.set_list .stem ul > li::before {
  content:"";
  position:absolute;
  inset-inline-start:0;
  top:0.55em;
  width:0.75rem;
  height:0.4rem;
  border-inline-start:2px solid var(--bold);
  border-bottom:2px solid var(--bold);
  transform:rotate(-45deg);
}

.set_list .stem ol {
  counter-reset:step;
  list-style:none;
  padding:0;
  display:grid;
  gap:0.6rem;
}

.set_list .stem ol > li {
  counter-increment:step;
  position:relative;
  padding-inline-start:2.6rem;
}

.set_list .stem ol > li::before {
  content:counter(step);
  position:absolute;
  inset-inline-start:0;
  top:0;
  width:1.8rem;
  height:1.8rem;
  border-radius:50%;
  background:var(--bold);
  color:var(--foot);
  font-weight:700;
  font-size:0.9rem;
  display:grid;
  place-items:center;
}

.note {
  margin:1.5rem 0;
  padding:1rem 1.25rem;
  border:1px solid var(--flat);
  border-inline-start:3px solid var(--core);
  border-radius:0 var(--zone) var(--zone) 0;
  background:var(--body);
  font-size:0.95rem;
}

.note p {
  margin:0 0 0.6rem;
}

.note > :last-child {
  margin-bottom:0;
}

.note strong {
  color:var(--space);
}

.note--disclosure {
  color:var(--core);
  font-size:0.88rem;
  background:transparent;
  border-inline-start-color:var(--flat);
}

.note--warning {
  border-inline-start-color:var(--bold);
  background:color-mix(in srgb, var(--bold) 10%, var(--base));
}

.note--takeaway {
  font-variant-numeric:tabular-nums;
  border-inline-start-color:var(--space);
}

.note--rg {
  border:1px solid color-mix(in srgb, var(--space) 30%, var(--flat));
  border-radius:var(--head);
  background:var(--main);
}

.note--rg a {
  font-weight:600;
}

.note--independent {
  margin-top:2.5rem;
  font-size:0.85rem;
  color:var(--core);
  background:transparent;
  border:0;
  border-top:1px solid var(--flat);
  border-radius:0;
  padding:1rem 0 0;
}

.case blockquote, .stem blockquote {
  margin:1.25rem 0;
  padding:1rem 1.25rem;
  border-inline-start:3px solid var(--bold);
  border-radius:0 var(--zone) var(--zone) 0;
  background:var(--body);
  color:var(--core);
  font-size:0.95rem;
}

.case blockquote p, .stem blockquote p {
  margin:0 0 0.6rem;
}

.case blockquote > :last-child, .stem blockquote > :last-child {
  margin-bottom:0;
}

.case blockquote strong, .stem blockquote strong {
  color:var(--space);
}

.stem hr {
  border:0;
  border-top:1px solid var(--flat);
  margin:2rem 0;
}

.stem table {
  width:100%;
  border-collapse:collapse;
  margin:0 0 1.25rem;
  font-size:0.95rem;
  background:var(--main);
  border:1px solid var(--flat);
  border-radius:var(--head);
  overflow:hidden;
}

.set_table .stem {
  max-width:none;
  overflow-x:auto;
}

.stem th, .stem td {
  border-bottom:1px solid var(--flat);
  padding:0.7rem 0.9rem;
  text-align:start;
  vertical-align:top;
}

.stem caption {
  caption-side:top;
  text-align:start;
  padding:0 0 0.6rem;
  font-weight:700;
  color:var(--space);
}

.stem thead th {
  background:color-mix(in srgb, var(--bold) 16%, var(--body));
  color:var(--space);
  font-weight:700;
  white-space:nowrap;
}

.stem tbody tr:last-child td {
  border-bottom:0;
}

.stem tbody tr:nth-child(even) {
  background:color-mix(in srgb, var(--edge) 3%, transparent);
}

.ridge {
  display:grid;
  grid-template-columns:minmax(0, 1fr) minmax(200px, 260px);
  gap:2rem;
  align-items:start;
}

.ridge_small {
  border:1px solid var(--flat);
  border-radius:var(--head);
  box-shadow:var(--depth);
  width:100%;
}

.grille {
  position:relative;
  padding-block:clamp(2rem, 1.2rem + 3vw, 4rem);
  background:var(--cool);
  isolation:isolate;
}

.grille::before {
  content:"";
  position:absolute;
  inset:0;
  z-index:-1;
  background-image:linear-gradient(rgb(0 0 0 / 72%), rgb(0 0 0 / 82%)), var(--band, none);
  background-size:cover;
  background-position:center;
}

.chunk_meta {
  margin-top:1.25rem;
  text-align:center;
}

.chunk_meta a {
  color:var(--bold);
  font-weight:600;
}

.unit {
  text-align:center;
}

.unit_cell {
  font-size:clamp(3.5rem, 12vw, 6rem);
  line-height:1;
  font-weight:800;
  color:var(--bold);
  margin-bottom:0.5rem;
}

.unit_shut {
  max-width:46ch;
  margin-inline:auto;
  color:var(--core);
}

.unit_lead {
  display:flex;
  flex-wrap:wrap;
  justify-content:center;
  gap:0.75rem;
  margin-top:1.75rem;
}

@media (max-width: 700px) {
  .grille::before {
    background-image:linear-gradient(rgb(0 0 0 / 72%), rgb(0 0 0 / 82%)), var(--warm, var(--band, none));
  }

}
.grille_info {
  display:grid;
  grid-template-columns:minmax(0, 1fr) minmax(300px, 22rem);
  grid-template-areas:"title offer" "text offer";
  align-content:start;
  gap:0 2rem;
}

.grille .well {
  grid-area:title;
  color:#ffffff;
}

.grille_line {
  grid-area:text;
  color:#f2f4f8;
  max-width:62ch;
}

.grille .case {
  margin-bottom:1.5rem;
}

.grille_alt {
  margin:0.75rem 0 0;
  font-size:0.85rem;
  opacity:0.75;
}

.course {
  grid-area:offer;
  background:var(--base);
  border:1px solid color-mix(in srgb, var(--bold) 40%, var(--flat));
  border-radius:var(--head);
  box-shadow:var(--depth);
  overflow:hidden;
  align-self:start;
}

.course .wall {
  width:100%;
}

.course_flat {
  display:grid;
  place-items:center;
  min-height:74px;
  padding:0.9rem 1.25rem;
  background:color-mix(in srgb, var(--bold) 22%, var(--base));
  color:var(--space);
  border-bottom:3px solid var(--bold);
}

.course_flat img {
  height:42px;
  width:auto;
  max-width:100%;
  object-fit:contain;
}

.course_bottom {
  display:flex;
  flex-direction:column;
  gap:0.6rem;
  padding:1.25rem;
  text-align:center;
}

.course_soft {
  font-weight:800;
  font-size:var(--stroke);
  color:inherit;
  text-align:center;
}

.course_lead {
  font-size:0.78rem;
  text-transform:uppercase;
  letter-spacing:0.09em;
  color:var(--core);
  margin:0;
}

.course_shut {
  font-size:var(--tile);
  font-weight:800;
  line-height:1.15;
  color:var(--space);
  margin:0;
  text-wrap:balance;
}

.course_meta {
  font-size:0.8rem;
  color:var(--core);
  margin:0;
}

.quarter {
  padding-block:1.5rem;
}

.corner {
  border:1px solid var(--flat);
  border-radius:var(--head);
  background:var(--main);
  padding:0.5rem 1.1rem;
}

.corner_top {
  cursor:pointer;
  font-weight:700;
  color:var(--space);
  padding-block:0.6rem;
  list-style:none;
  display:flex;
  align-items:center;
  gap:0.5rem;
}

.corner_top::-webkit-details-marker {
  display:none;
}

.corner_top::before {
  content:"";
  width:0.5rem;
  height:0.5rem;
  border-inline-end:2px solid var(--bold);
  border-bottom:2px solid var(--bold);
  transform:rotate(45deg);
  transition:transform 0.15s ease;
}

.corner[open] .corner_top::before {
  transform:rotate(-135deg);
}

.corner_wide {
  columns:2;
  gap:2rem;
  margin:0 0 0.75rem;
  padding-inline-start:1.2rem;
  font-size:0.95rem;
}

.corner_wide li {
  break-inside:avoid;
  margin-bottom:0.3rem;
}

.corner_wide a {
  color:var(--core);
  text-underline-offset:3px;
}

.corner_wide a:hover {
  color:var(--space);
}

.region {
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(200px, 1fr));
  gap:1rem;
  list-style:none;
  margin:0;
  padding:0;
}

.board {
  display:flex;
  flex-direction:column;
  background:var(--main);
  border:1px solid var(--flat);
  border-radius:var(--head);
  overflow:hidden;
  transition:border-color 0.15s ease, transform 0.15s ease;
}

.board:hover {
  border-color:var(--bold);
  transform:translateY(-2px);
}

.board_alt {
  aspect-ratio:4 / 3;
  overflow:hidden;
  background:var(--body);
}

.board_alt img {
  width:100%;
  height:100%;
  object-fit:cover;
}

.board_lead {
  display:flex;
  flex-direction:column;
  gap:0.7rem;
  padding:0.85rem;
  margin-top:auto;
}

.board_link {
  font-weight:600;
  color:var(--space);
  line-height:1.3;
  margin:0;
}

.board .wall {
  width:100%;
  padding-block:0.5rem;
  font-size:0.95rem;
}

.header2_meta {
  display:grid;
  grid-template-columns:repeat(auto-fill, minmax(260px, 1fr));
  gap:1rem;
  list-style:none;
  margin:0;
  padding:0;
}

.pill {
  background:var(--base);
  border:1px solid var(--flat);
  border-radius:var(--head);
  padding:1.1rem 1.2rem;
}

.pill_alt {
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:0.5rem;
  margin-bottom:0.4rem;
}

.pill_shut {
  font-weight:700;
  color:var(--space);
}

.pill_plain {
  color:var(--bold);
  font-weight:700;
  white-space:nowrap;
}

.pill_stub {
  margin:0;
  color:var(--core);
}

.zone_open {
  display:grid;
  gap:0.5rem;
  max-width:var(--fill);
}

.zone_light {
  border:1px solid var(--flat);
  border-radius:var(--zone);
  background:var(--main);
  padding:0 1.1rem;
}

.zone_line {
  cursor:pointer;
  font-weight:600;
  color:var(--space);
  padding-block:0.9rem;
  list-style:none;
  display:flex;
  align-items:flex-start;
  gap:0.75rem;
}

.zone_line::-webkit-details-marker {
  display:none;
}

.zone_line::before {
  content:"+";
  color:var(--bold);
  font-weight:700;
  line-height:1.4;
  flex-shrink:0;
}

.zone_light[open] .zone_line::before {
  content:"−";
}

.zone_flat {
  color:var(--core);
  padding-bottom:1rem;
}

.zone_flat > :first-child {
  margin-top:0;
}

.zone_flat > :last-child {
  margin-bottom:0;
}

.block {
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:1rem 2rem;
  padding:1.5rem;
  border-radius:var(--head);
  background:color-mix(in srgb, var(--bold) 12%, var(--body));
  border:1px solid color-mix(in srgb, var(--bold) 35%, var(--flat));
}

.block_bold {
  margin:0;
  font-size:var(--stroke);
  font-weight:800;
  color:var(--space);
  text-wrap:balance;
}

.block_wide {
  margin:0.25rem 0 0;
  font-size:0.82rem;
  color:var(--core);
}

.body2 {
  border-top:1px solid var(--flat);
  background:var(--body);
  color:var(--core);
  padding-block:2rem 6rem;
}

.body2_soft {
  display:flex;
  flex-wrap:wrap;
  gap:1rem 1.5rem;
  align-items:center;
  padding-bottom:1.25rem;
  border-bottom:1px solid var(--flat);
}

.body2_stub {
  margin-inline-end:auto;
  font-weight:700;
  color:var(--space);
}

.body2_stub img {
  height:32px;
  width:auto;
  object-fit:contain;
}

.body2_icon {
  display:flex;
  flex-wrap:wrap;
  gap:0.25rem 1rem;
}

.body2_icon:empty {
  display:none;
}

.body2_icon a {
  text-decoration:none;
}

.body2_icon a:hover {
  text-decoration:underline;
}

.body2_bold {
  width:min(100% - 2rem, var(--tone));
  margin-inline:auto;
  padding-top:1.25rem;
  font-size:0.85rem;
  display:grid;
  gap:0.5rem;
}

.body2_bold p {
  margin:0;
}

.body2_alt {
  display:flex;
  align-items:center;
  gap:0.5rem;
  flex-wrap:wrap;
}

.folder {
  display:inline-grid;
  place-items:center;
  min-width:2.1rem;
  height:2.1rem;
  border:2px solid currentColor;
  border-radius:50%;
  font-weight:800;
  font-size:0.78rem;
}

.root {
  position:fixed;
  inset-inline:0;
  bottom:0;
  z-index:30;
  display:flex;
  align-items:center;
  gap:1rem;
  padding:0.6rem 1rem calc(0.6rem + env(safe-area-inset-bottom));
  background:color-mix(in srgb, var(--bold) 14%, var(--cool));
  color:var(--deep);
  border-top:1px solid color-mix(in srgb, var(--bold) 45%, transparent);
}

.root_bottom {
  display:flex;
  flex-direction:column;
  min-width:0;
  line-height:1.25;
}

.root_flat {
  font-weight:800;
  color:var(--deep);
  overflow:hidden;
  text-overflow:ellipsis;
  white-space:nowrap;
}

.root_side {
  font-size:0.75rem;
  opacity:0.7;
}

.root .wall {
  margin-inline-start:auto;
  flex-shrink:0;
}

@media (max-width: 960px) {
  .grille_info {
    grid-template-columns:1fr;
    grid-template-areas:"title" "offer" "text";
    gap:1.25rem;
  }

  .ridge {
    grid-template-columns:1fr;
  }

  .ridge_small {
    max-width:260px;
    margin-inline:auto;
  }

}
@media (max-width: 700px) {
  .corner_wide {
    columns:1;
  }

  .region {
    grid-template-columns:repeat(auto-fill, minmax(145px, 1fr));
    gap:0.75rem;
  }

}
@media (max-width: 640px) {
  .post {
    position:static;
  }

  .post_last {
    flex-wrap:wrap;
    gap:0.5rem 0.75rem;
    padding-block:0.6rem;
  }

  .post_last {
    flex-wrap:nowrap;
  }

  .lane, .route, .post_stub .wall_wide {
    display:none;
  }

  .lane + .post_stub {
    margin-inline-start:auto;
  }

  .shelf {
    display:block;
    order:3;
  }

  .post_stub {
    margin-inline-start:auto;
  }

  .post_stub .wall {
    padding:0.5rem 0.8rem;
    font-size:0.9rem;
  }

  .set {
    padding-block:1.75rem;
  }

  .block, .course_bottom {
    padding:1.15rem;
  }

  .grille_line .wall_light, .block .wall_light {
    width:100%;
  }

  .root_side {
    display:none;
  }

}
@media (prefers-reduced-motion: reduce) {
  *::before, * {
    transition:none !important;
  }

}