:root
{
 --head: #0b1220;
 --cool: #dfe5f0;
 --main: #ffffff;
 --field: #ffb300;
 --plain: #111111;
 --shell: #d99700;
 --lift: #070b16;
 --space: #ffffff;
 --foot: color-mix(in srgb, var(--cool) 6%, var(--head));
 --wide: color-mix(in srgb, var(--cool) 3%, var(--head));
 --dim: color-mix(in srgb, var(--cool) 18%, var(--head));
 --lead: color-mix(in srgb, var(--cool) 68%, var(--head));
 --bold: 1160px;
 --line: 78ch;
 --frame: 14px;
 --warm: 8px;
 --flat: 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);
 --card: clamp(1.4rem, 1.24rem + 0.75vw, 1.95rem);
 --thin: clamp(1.95rem, 1.5rem + 1.9vw, 3.1rem);
}

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

body
{
 margin: 0;
 background: var(--head);
 color: var(--cool);
 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;
}

.stair
{
 position: sticky;
 top: 0;
 z-index: 20;
 background: var(--lift);
 color: var(--space);
}

.surface__thumb, .cluster__large, .stair__lead, .course__foot, .vein__side
{
 width: min(100% - 2rem, var(--bold));
 margin-inline: auto;
}

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

.lot
{
 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;
}

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

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

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

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

.parcel:empty
{
 display: none;
}

.parcel:empty + .stair__copy
{
 margin-inline-start: auto;
}

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

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

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

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

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

.bundle__foot span
{
 position: relative;
}

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

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

.bundle__large
{
 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(--lift);
 border: 1px solid color-mix(in srgb, var(--space) 20%, transparent);
 border-radius: var(--frame);
 box-shadow: var(--flat);
}

.bundle__large a
{
 padding: 0.6rem 0.7rem;
 border-radius: var(--warm);
 text-decoration: none;
 color: var(--space);
}

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

.bundle__large .corner
{
 margin-top: 0.4rem;
 color: var(--space);
 border-color: color-mix(in srgb, var(--space) 40%, transparent);
}

.stair .corner_bottom
{
 color: inherit;
 border-color: color-mix(in srgb, var(--space) 45%, transparent);
}

.stair .corner_bottom:hover
{
 background: color-mix(in srgb, var(--space) 14%, transparent);
}

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

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

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

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

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

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

.corner:hover
{
 background: var(--shell);
}

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

.corner_bottom
{
 background: transparent;
 color: var(--main);
 border-color: var(--dim);
}

.corner_bottom:hover
{
 background: var(--foot);
}

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

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

.cluster__small, .basket h2, .deck h2, .deck h3, .basket h3, .container
{
 color: var(--main);
 line-height: 1.18;
 letter-spacing: -0.02em;
 text-wrap: balance;
}

.container
{
 font-size: var(--thin);
 margin: 0 0 1rem;
}

.cluster__small
{
 font-size: var(--card);
 margin: 0 0 1.25rem;
}

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

.basket p, .deck p
{
 margin: 0 0 1rem;
}

.deck > :last-child, .basket > :last-child
{
 margin-bottom: 0;
}

.basket a, .deck a
{
 color: color-mix(in srgb, var(--field) 72%, var(--main));
 text-underline-offset: 3px;
}

.drawer
{
 display: block;
}

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

.drawer > .cluster:not(.vein):nth-of-type(odd)
{
 background: var(--foot);
}

.basket
{
 max-width: var(--line);
}

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

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

.cluster_list .basket 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(--field);
 border-bottom: 2px solid var(--field);
 transform: rotate(-45deg);
}

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

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

.cluster_list .basket 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(--field);
 color: var(--plain);
 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(--dim);
 border-inline-start: 3px solid var(--lead);
 border-radius: 0 var(--warm) var(--warm) 0;
 background: var(--foot);
 font-size: 0.95rem;
}

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

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

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

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

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

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

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

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

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

.deck blockquote, .basket blockquote
{
 margin: 1.25rem 0;
 padding: 1rem 1.25rem;
 border-inline-start: 3px solid var(--field);
 border-radius: 0 var(--warm) var(--warm) 0;
 background: var(--foot);
 color: var(--lead);
 font-size: 0.95rem;
}

.deck blockquote p, .basket blockquote p
{
 margin: 0 0 0.6rem;
}

.basket blockquote > :last-child, .deck blockquote > :last-child
{
 margin-bottom: 0;
}

.basket blockquote strong, .deck blockquote strong
{
 color: var(--main);
}

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

.basket table
{
 width: 100%;
 border-collapse: collapse;
 margin: 0 0 1.25rem;
 font-size: 0.95rem;
 background: var(--wide);
 border: 1px solid var(--dim);
 border-radius: var(--frame);
 overflow: hidden;
}

.cluster_table .basket
{
 max-width: none;
 overflow-x: auto;
}

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

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

.basket thead th
{
 background: color-mix(in srgb, var(--field) 16%, var(--foot));
 color: var(--main);
 font-weight: 700;
 white-space: nowrap;
}

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

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

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

.grille__image
{
 border: 1px solid var(--dim);
 border-radius: var(--frame);
 box-shadow: var(--flat);
 width: 100%;
}

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

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

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

.region__copy a
{
 color: var(--field);
 font-weight: 600;
}

.plane
{
 text-align: center;
}

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

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

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

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

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

.vein .container
{
 grid-area: title;
 color: #ffffff;
}

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

.vein .deck
{
 margin-bottom: 1.5rem;
}

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

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

.peak .corner
{
 width: 100%;
}

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

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

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

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

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

.peak__sub
{
 font-size: var(--card);
 font-weight: 800;
 line-height: 1.15;
 color: var(--main);
 margin: 0;
 text-wrap: balance;
}

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

.sheet2
{
 padding-block: 1.5rem;
}

.rail
{
 border: 1px solid var(--dim);
 border-radius: var(--frame);
 background: var(--wide);
 padding: 0.5rem 1.1rem;
}

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

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

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

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

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

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

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

.rail__narrow a:hover
{
 color: var(--main);
}

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

.article
{
 display: flex;
 flex-direction: column;
 background: var(--wide);
 border: 1px solid var(--dim);
 border-radius: var(--frame);
 overflow: hidden;
 transition: border-color 0.15s ease, transform 0.15s ease;
}

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

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

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

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

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

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

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

.group
{
 background: var(--head);
 border: 1px solid var(--dim);
 border-radius: var(--frame);
 padding: 1.1rem 1.2rem;
}

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

.group__small
{
 font-weight: 700;
 color: var(--main);
}

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

.group__bold
{
 margin: 0;
 color: var(--lead);
}

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

.canvas__link
{
 border: 1px solid var(--dim);
 border-radius: var(--warm);
 background: var(--wide);
 padding: 0 1.1rem;
}

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

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

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

.canvas__link[open] .canvas__sub::before
{
 content: "−";
}

.canvas__top
{
 color: var(--lead);
 padding-bottom: 1rem;
}

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

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

.seam
{
 display: flex;
 flex-wrap: wrap;
 align-items: center;
 justify-content: space-between;
 gap: 1rem 2rem;
 padding: 1.5rem;
 border-radius: var(--frame);
 background: color-mix(in srgb, var(--field) 12%, var(--foot));
 border: 1px solid color-mix(in srgb, var(--field) 35%, var(--dim));
}

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

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

.course
{
 border-top: 1px solid var(--dim);
 background: var(--foot);
 color: var(--lead);
 padding-block: 2rem 6rem;
}

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

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

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

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

.course__figure:empty
{
 display: none;
}

.course__figure a
{
 text-decoration: none;
}

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

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

.course__edge p
{
 margin: 0;
}

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

.circuit
{
 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;
}

.ring
{
 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(--field) 14%, var(--lift));
 color: var(--space);
 border-top: 1px solid color-mix(in srgb, var(--field) 45%, transparent);
}

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

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

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

.ring .corner
{
 margin-inline-start: auto;
 flex-shrink: 0;
}

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

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

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

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

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

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

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

 .stair__lead
 {
  flex-wrap: nowrap;
 }

 .parcel, .stair__copy .corner_bottom, .surface
 {
  display: none;
 }

 .parcel + .stair__copy
 {
  margin-inline-start: auto;
 }

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

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

 .stair__copy .corner
 {
  padding: 0.5rem 0.8rem;
  font-size: 0.9rem;
 }

 .cluster
 {
  padding-block: 1.75rem;
 }

 .seam, .peak__icon
 {
  padding: 1.15rem;
 }

 .seam .corner_info, .vein__top .corner_info
 {
  width: 100%;
 }

 .ring__stub
 {
  display: none;
 }

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

}