:root
{
 --base:#0b1220;
 --field:#dfe5f0;
 --head:#ffffff;
 --body:#ffb300;
 --foot:#111111;
 --soft:#d99700;
 --band:#070b16;
 --fill:#ffffff;
 --edge:color-mix(in srgb, var(--field) 6%, var(--base));
 --frame:color-mix(in srgb, var(--field) 3%, var(--base));
 --round:color-mix(in srgb, var(--field) 18%, var(--base));
 --wide:color-mix(in srgb, var(--field) 68%, var(--base));
 --depth:1160px;
 --zone:78ch;
 --plain:14px;
 --tone:8px;
 --ink:0 2px 4px rgb(0 0 0 / 10%), 0 16px 40px rgb(0 0 0 / 16%);
 --core:clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
 --alt:clamp(1.15rem, 1.08rem + 0.35vw, 1.35rem);
 --flat:clamp(1.4rem, 1.24rem + 0.75vw, 1.95rem);
 --lead:clamp(1.95rem, 1.5rem + 1.9vw, 3.1rem)
}
*::after, *::before, *
{
 box-sizing:border-box
}
body
{
 margin:0;
 background:var(--base);
 color:var(--field);
 font-family:system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
 font-size:var(--core);
 line-height:1.65;
 -webkit-text-size-adjust:100%;
 overflow-wrap:break-word
}
img
{
 max-width:100%;
 height:auto;
 display:block
}
a
{
 color:inherit
}
.seam
{
 position:sticky;
 top:0;
 z-index:20;
 background:var(--band);
 color:var(--fill)
}
.pane_lead, .folder_bold, .aside_narrow, .caption_thumb, .seam_last
{
 width:min(100% - 2rem, var(--depth));
 margin-inline:auto
}
.seam_last
{
 display:flex;
 align-items:center;
 gap:1.25rem;
 min-height:60px;
 padding-block:0.5rem
}
.tile
{
 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
}
.tile img
{
 height:32px;
 width:auto;
 object-fit:contain
}
.route
{
 display:flex;
 gap:0.15rem;
 margin-inline-end:auto;
 min-width:0
}
.route a
{
 padding:0.4rem 0.7rem;
 border-radius:var(--tone);
 text-decoration:none;
 color:inherit;
 opacity:0.82;
 white-space:nowrap;
 font-size:0.92rem
}
.route a:hover
{
 background:color-mix(in srgb, var(--fill) 14%, transparent);
 opacity:1
}
.route:empty
{
 display:none
}
.route:empty + .seam_alt
{
 margin-inline-start:auto
}
.seam_alt
{
 display:flex;
 gap:0.5rem;
 flex-shrink:0
}
.tag
{
 display:none;
 position:relative;
 flex-shrink:0
}
.tag_image
{
 list-style:none;
 cursor:pointer;
 width:40px;
 height:40px;
 display:grid;
 place-items:center;
 border:1px solid color-mix(in srgb, var(--fill) 40%, transparent);
 border-radius:var(--tone)
}
.tag_image::-webkit-details-marker
{
 display:none
}
.tag_image span::before, .tag_image span, .tag_image span::after
{
 content:"";
 display:block;
 width:18px;
 height:2px;
 background:currentColor;
 border-radius:2px
}
.tag_image span
{
 position:relative
}
.tag_image span::before
{
 position:absolute;
 top:-6px
}
.tag_image span::after
{
 position:absolute;
 top:6px
}
.tag_alt
{
 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(--band);
 border:1px solid color-mix(in srgb, var(--fill) 20%, transparent);
 border-radius:var(--plain);
 box-shadow:var(--ink)
}
.tag_alt a
{
 padding:0.6rem 0.7rem;
 border-radius:var(--tone);
 text-decoration:none;
 color:var(--fill)
}
.tag_alt a:hover
{
 background:color-mix(in srgb, var(--fill) 12%, transparent)
}
.tag_alt .wrapper
{
 margin-top:0.4rem;
 color:var(--fill);
 border-color:color-mix(in srgb, var(--fill) 40%, transparent)
}
.seam .wrapper_on
{
 color:inherit;
 border-color:color-mix(in srgb, var(--fill) 45%, transparent)
}
.seam .wrapper_on:hover
{
 background:color-mix(in srgb, var(--fill) 14%, transparent)
}
.caption
{
 background:color-mix(in srgb, var(--fill) 8%, var(--band));
 border-top:1px solid color-mix(in srgb, var(--fill) 12%, transparent);
 font-size:0.9rem
}
.caption_thumb
{
 display:flex;
 gap:0.25rem;
 overflow-x:auto;
 scrollbar-width:none
}
.caption_thumb::-webkit-scrollbar
{
 display:none
}
.caption a
{
 padding:0.55rem 0.7rem;
 text-decoration:none;
 color:var(--fill);
 opacity:0.8;
 white-space:nowrap;
 border-bottom:2px solid transparent
}
.caption a:hover
{
 opacity:1;
 border-bottom-color:var(--body)
}
.wrapper
{
 display:inline-flex;
 align-items:center;
 justify-content:center;
 gap:0.4rem;
 border:1px solid var(--grid, transparent);
 border-radius:var(--tone);
 padding:0.6rem 1.1rem;
 font:inherit;
 font-weight:700;
 line-height:1.2;
 text-align:center;
 cursor:pointer;
 text-decoration:none;
 background:var(--body);
 color:var(--foot);
 transition:background-color 0.15s ease, transform 0.05s ease
}
.wrapper:hover
{
 background:var(--soft)
}
.wrapper:active
{
 transform:translateY(1px)
}
.wrapper_on
{
 background:transparent;
 color:var(--head);
 border-color:var(--round)
}
.wrapper_on:hover
{
 background:var(--edge)
}
.wrapper_foot
{
 padding:0.9rem 1.8rem;
 font-size:var(--alt)
}
:focus-visible
{
 outline:2px solid var(--body);
 outline-offset:2px
}
.room h2, .pane_open, .part h2, .room h3, .lattice, .part h3
{
 color:var(--head);
 line-height:1.18;
 letter-spacing:-0.02em;
 text-wrap:balance
}
.lattice
{
 font-size:var(--lead);
 margin:0 0 1rem
}
.pane_open
{
 font-size:var(--flat);
 margin:0 0 1.25rem
}
.part h3, .room h3
{
 font-size:var(--alt);
 margin:1.75rem 0 0.5rem
}
.part p, .room p
{
 margin:0 0 1rem
}
.room > :last-child, .part > :last-child
{
 margin-bottom:0
}
.room a, .part a
{
 color:color-mix(in srgb, var(--body) 72%, var(--head));
 text-underline-offset:3px
}
.mesh
{
 display:block
}
.pane
{
 padding-block:clamp(2rem, 1.4rem + 2vw, 3.5rem);
 scroll-margin-top:72px
}
.mesh > .pane:not(.folder):nth-of-type(odd)
{
 background:var(--edge)
}
.part
{
 max-width:var(--zone)
}
.pane_list .part ul
{
 list-style:none;
 padding:0;
 margin:0 0 1rem;
 display:grid;
 gap:0.5rem
}
.pane_list .part ul > li
{
 position:relative;
 padding-inline-start:1.9rem;
 padding-block:0.15rem
}
.pane_list .part 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(--body);
 border-bottom:2px solid var(--body);
 transform:rotate(-45deg)
}
.pane_list .part ol
{
 counter-reset:step;
 list-style:none;
 padding:0;
 display:grid;
 gap:0.6rem
}
.pane_list .part ol > li
{
 counter-increment:step;
 position:relative;
 padding-inline-start:2.6rem
}
.pane_list .part 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(--body);
 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(--round);
 border-inline-start:3px solid var(--wide);
 border-radius:0 var(--tone) var(--tone) 0;
 background:var(--edge);
 font-size:0.95rem
}
.note p
{
 margin:0 0 0.6rem
}
.note > :last-child
{
 margin-bottom:0
}
.note strong
{
 color:var(--head)
}
.note--disclosure
{
 color:var(--wide);
 font-size:0.88rem;
 background:transparent;
 border-inline-start-color:var(--round)
}
.note--warning
{
 border-inline-start-color:var(--body);
 background:color-mix(in srgb, var(--body) 10%, var(--base))
}
.note--takeaway
{
 font-variant-numeric:tabular-nums;
 border-inline-start-color:var(--head)
}
.note--rg
{
 border:1px solid color-mix(in srgb, var(--head) 30%, var(--round));
 border-radius:var(--plain);
 background:var(--frame)
}
.note--rg a
{
 font-weight:600
}
.note--independent
{
 margin-top:2.5rem;
 font-size:0.85rem;
 color:var(--wide);
 background:transparent;
 border:0;
 border-top:1px solid var(--round);
 border-radius:0;
 padding:1rem 0 0
}
.room blockquote, .part blockquote
{
 margin:1.25rem 0;
 padding:1rem 1.25rem;
 border-inline-start:3px solid var(--body);
 border-radius:0 var(--tone) var(--tone) 0;
 background:var(--edge);
 color:var(--wide);
 font-size:0.95rem
}
.part blockquote p, .room blockquote p
{
 margin:0 0 0.6rem
}
.room blockquote > :last-child, .part blockquote > :last-child
{
 margin-bottom:0
}
.part blockquote strong, .room blockquote strong
{
 color:var(--head)
}
.part hr
{
 border:0;
 border-top:1px solid var(--round);
 margin:2rem 0
}
.part table
{
 width:100%;
 border-collapse:collapse;
 margin:0 0 1.25rem;
 font-size:0.95rem;
 background:var(--frame);
 border:1px solid var(--round);
 border-radius:var(--plain);
 overflow:hidden
}
.pane_table .part
{
 max-width:none;
 overflow-x:auto
}
.part th, .part td
{
 border-bottom:1px solid var(--round);
 padding:0.7rem 0.9rem;
 text-align:start;
 vertical-align:top
}
.part caption
{
 caption-side:top;
 text-align:start;
 padding:0 0 0.6rem;
 font-weight:700;
 color:var(--head)
}
.part thead th
{
 background:color-mix(in srgb, var(--body) 16%, var(--edge));
 color:var(--head);
 font-weight:700;
 white-space:nowrap
}
.part tbody tr:last-child td
{
 border-bottom:0
}
.part tbody tr:nth-child(even)
{
 background:color-mix(in srgb, var(--field) 3%, transparent)
}
.stem
{
 display:grid;
 grid-template-columns:minmax(0, 1fr) minmax(200px, 260px);
 gap:2rem;
 align-items:start
}
.stem_soft
{
 border:1px solid var(--round);
 border-radius:var(--plain);
 box-shadow:var(--ink);
 width:100%
}
.folder
{
 position:relative;
 padding-block:clamp(2rem, 1.2rem + 3vw, 4rem);
 background:var(--band);
 isolation:isolate
}
.folder::before
{
 content:"";
 position:absolute;
 inset:0;
 z-index:-1;
 background-image:linear-gradient(rgb(0 0 0 / 72%), rgb(0 0 0 / 82%)), var(--bold, none);
 background-size:cover;
 background-position:center
}
.ridge_wide
{
 margin-top:1.25rem;
 text-align:center
}
.ridge_wide a
{
 color:var(--body);
 font-weight:600
}
.batch
{
 text-align:center
}
.batch_on
{
 font-size:clamp(3.5rem, 12vw, 6rem);
 line-height:1;
 font-weight:800;
 color:var(--body);
 margin-bottom:0.5rem
}
.batch_light
{
 max-width:46ch;
 margin-inline:auto;
 color:var(--wide)
}
.batch_info
{
 display:flex;
 flex-wrap:wrap;
 justify-content:center;
 gap:0.75rem;
 margin-top:1.75rem
}
@media (max-width: 700px) {
 .folder::before
 {
  background-image:linear-gradient(rgb(0 0 0 / 72%), rgb(0 0 0 / 82%)), var(--main, var(--bold, none))
 }
}
.folder_bold
{
 display:grid;
 grid-template-columns:minmax(0, 1fr) minmax(300px, 22rem);
 grid-template-areas:"title offer" "text offer";
 align-content:start;
 gap:0 2rem
}
.folder .lattice
{
 grid-area:title;
 color:#ffffff
}
.folder_dark
{
 grid-area:text;
 color:#f2f4f8;
 max-width:62ch
}
.folder .room
{
 margin-bottom:1.5rem
}
.folder_last
{
 margin:0.75rem 0 0;
 font-size:0.85rem;
 opacity:0.75
}
.ring
{
 grid-area:offer;
 background:var(--base);
 border:1px solid color-mix(in srgb, var(--body) 40%, var(--round));
 border-radius:var(--plain);
 box-shadow:var(--ink);
 overflow:hidden;
 align-self:start
}
.ring .wrapper
{
 width:100%
}
.ring_narrow
{
 display:grid;
 place-items:center;
 min-height:74px;
 padding:0.9rem 1.25rem;
 background:color-mix(in srgb, var(--body) 22%, var(--base));
 color:var(--head);
 border-bottom:3px solid var(--body)
}
.ring_narrow img
{
 height:42px;
 width:auto;
 max-width:100%;
 object-fit:contain
}
.ring_thumb
{
 display:flex;
 flex-direction:column;
 gap:0.6rem;
 padding:1.25rem;
 text-align:center
}
.ring_view
{
 font-weight:800;
 font-size:var(--alt);
 color:inherit;
 text-align:center
}
.ring_icon
{
 font-size:0.78rem;
 text-transform:uppercase;
 letter-spacing:0.09em;
 color:var(--wide);
 margin:0
}
.ring_alt
{
 font-size:var(--flat);
 font-weight:800;
 line-height:1.15;
 color:var(--head);
 margin:0;
 text-wrap:balance
}
.ring_info
{
 font-size:0.8rem;
 color:var(--wide);
 margin:0
}
.loop
{
 padding-block:1.5rem
}
.gate
{
 border:1px solid var(--round);
 border-radius:var(--plain);
 background:var(--frame);
 padding:0.5rem 1.1rem
}
.gate_edge
{
 cursor:pointer;
 font-weight:700;
 color:var(--head);
 padding-block:0.6rem;
 list-style:none;
 display:flex;
 align-items:center;
 gap:0.5rem
}
.gate_edge::-webkit-details-marker
{
 display:none
}
.gate_edge::before
{
 content:"";
 width:0.5rem;
 height:0.5rem;
 border-inline-end:2px solid var(--body);
 border-bottom:2px solid var(--body);
 transform:rotate(45deg);
 transition:transform 0.15s ease
}
.gate[open] .gate_edge::before
{
 transform:rotate(-135deg)
}
.gate_copy
{
 columns:2;
 gap:2rem;
 margin:0 0 0.75rem;
 padding-inline-start:1.2rem;
 font-size:0.95rem
}
.gate_copy li
{
 break-inside:avoid;
 margin-bottom:0.3rem
}
.gate_copy a
{
 color:var(--wide);
 text-underline-offset:3px
}
.gate_copy a:hover
{
 color:var(--head)
}
.sector
{
 display:grid;
 grid-template-columns:repeat(auto-fill, minmax(200px, 1fr));
 gap:1rem;
 list-style:none;
 margin:0;
 padding:0
}
.case
{
 display:flex;
 flex-direction:column;
 background:var(--frame);
 border:1px solid var(--round);
 border-radius:var(--plain);
 overflow:hidden;
 transition:border-color 0.15s ease, transform 0.15s ease
}
.case:hover
{
 border-color:var(--body);
 transform:translateY(-2px)
}
.case_image
{
 aspect-ratio:4 / 3;
 overflow:hidden;
 background:var(--edge)
}
.case_image img
{
 width:100%;
 height:100%;
 object-fit:cover
}
.case_link
{
 display:flex;
 flex-direction:column;
 gap:0.7rem;
 padding:0.85rem;
 margin-top:auto
}
.case_bottom
{
 font-weight:600;
 color:var(--head);
 line-height:1.3;
 margin:0
}
.case .wrapper
{
 width:100%;
 padding-block:0.5rem;
 font-size:0.95rem
}
.chain_narrow
{
 display:grid;
 grid-template-columns:repeat(auto-fill, minmax(260px, 1fr));
 gap:1rem;
 list-style:none;
 margin:0;
 padding:0
}
.leaf
{
 background:var(--base);
 border:1px solid var(--round);
 border-radius:var(--plain);
 padding:1.1rem 1.2rem
}
.leaf_narrow
{
 display:flex;
 align-items:baseline;
 justify-content:space-between;
 gap:0.5rem;
 margin-bottom:0.4rem
}
.leaf_small
{
 font-weight:700;
 color:var(--head)
}
.leaf_stub
{
 color:var(--body);
 font-weight:700;
 white-space:nowrap
}
.leaf_last
{
 margin:0;
 color:var(--wide)
}
.beam_open
{
 display:grid;
 gap:0.5rem;
 max-width:var(--zone)
}
.beam_light
{
 border:1px solid var(--round);
 border-radius:var(--tone);
 background:var(--frame);
 padding:0 1.1rem
}
.beam_flat
{
 cursor:pointer;
 font-weight:600;
 color:var(--head);
 padding-block:0.9rem;
 list-style:none;
 display:flex;
 align-items:flex-start;
 gap:0.75rem
}
.beam_flat::-webkit-details-marker
{
 display:none
}
.beam_flat::before
{
 content:"+";
 color:var(--body);
 font-weight:700;
 line-height:1.4;
 flex-shrink:0
}
.beam_light[open] .beam_flat::before
{
 content:"−"
}
.beam_edge
{
 color:var(--wide);
 padding-bottom:1rem
}
.beam_edge > :first-child
{
 margin-top:0
}
.beam_edge > :last-child
{
 margin-bottom:0
}
.niche
{
 display:flex;
 flex-wrap:wrap;
 align-items:center;
 justify-content:space-between;
 gap:1rem 2rem;
 padding:1.5rem;
 border-radius:var(--plain);
 background:color-mix(in srgb, var(--body) 12%, var(--edge));
 border:1px solid color-mix(in srgb, var(--body) 35%, var(--round))
}
.niche_edge
{
 margin:0;
 font-size:var(--alt);
 font-weight:800;
 color:var(--head);
 text-wrap:balance
}
.niche_link
{
 margin:0.25rem 0 0;
 font-size:0.82rem;
 color:var(--wide)
}
.aside
{
 border-top:1px solid var(--round);
 background:var(--edge);
 color:var(--wide);
 padding-block:2rem 6rem
}
.aside_narrow
{
 display:flex;
 flex-wrap:wrap;
 gap:1rem 1.5rem;
 align-items:center;
 padding-bottom:1.25rem;
 border-bottom:1px solid var(--round)
}
.aside_dark
{
 margin-inline-end:auto;
 font-weight:700;
 color:var(--head)
}
.aside_dark img
{
 height:32px;
 width:auto;
 object-fit:contain
}
.aside_side
{
 display:flex;
 flex-wrap:wrap;
 gap:0.25rem 1rem
}
.aside_side:empty
{
 display:none
}
.aside_side a
{
 text-decoration:none
}
.aside_side a:hover
{
 text-decoration:underline
}
.aside_icon
{
 width:min(100% - 2rem, var(--depth));
 margin-inline:auto;
 padding-top:1.25rem;
 font-size:0.85rem;
 display:grid;
 gap:0.5rem
}
.aside_icon p
{
 margin:0
}
.aside_top
{
 display:flex;
 align-items:center;
 gap:0.5rem;
 flex-wrap:wrap
}
.drawer
{
 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
}
.canvas
{
 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(--body) 14%, var(--band));
 color:var(--fill);
 border-top:1px solid color-mix(in srgb, var(--body) 45%, transparent)
}
.canvas_large
{
 display:flex;
 flex-direction:column;
 min-width:0;
 line-height:1.25
}
.canvas_figure
{
 font-weight:800;
 color:var(--fill);
 overflow:hidden;
 text-overflow:ellipsis;
 white-space:nowrap
}
.canvas_image
{
 font-size:0.75rem;
 opacity:0.7
}
.canvas .wrapper
{
 margin-inline-start:auto;
 flex-shrink:0
}
@media (max-width: 960px) {
 .folder_bold
 {
  grid-template-columns:1fr;
  grid-template-areas:"title" "offer" "text";
  gap:1.25rem
 }
 .stem
 {
  grid-template-columns:1fr
 }
 .stem_soft
 {
  max-width:260px;
  margin-inline:auto
 }
}
@media (max-width: 700px) {
 .gate_copy
 {
  columns:1
 }
 .sector
 {
  grid-template-columns:repeat(auto-fill, minmax(145px, 1fr));
  gap:0.75rem
 }
}
@media (max-width: 640px) {
 .seam
 {
  position:static
 }
 .seam_last
 {
  flex-wrap:wrap;
  gap:0.5rem 0.75rem;
  padding-block:0.6rem
 }
 .seam_last
 {
  flex-wrap:nowrap
 }
 .seam_alt .wrapper_on, .route, .caption
 {
  display:none
 }
 .route + .seam_alt
 {
  margin-inline-start:auto
 }
 .tag
 {
  display:block;
  order:3
 }
 .seam_alt
 {
  margin-inline-start:auto
 }
 .seam_alt .wrapper
 {
  padding:0.5rem 0.8rem;
  font-size:0.9rem
 }
 .pane
 {
  padding-block:1.75rem
 }
 .niche, .ring_thumb
 {
  padding:1.15rem
 }
 .folder_dark .wrapper_foot, .niche .wrapper_foot
 {
  width:100%
 }
 .canvas_image
 {
  display:none
 }
}
@media (prefers-reduced-motion: reduce) {
 *, *::before
 {
  transition:none !important
 }
}