:root
{
    --brand:#0b1220;
    --cool:#dfe5f0;
    --frame:#fff;
    --line:#ffb300;
    --main:#111;
    --grid:#d99700;
    --lift:#070b16;
    --ink:#fff;
    --wide:color-mix(in srgb, var(--cool) 6%, var(--brand));
    --paper:color-mix(in srgb, var(--cool) 3%, var(--brand));
    --stroke:color-mix(in srgb, var(--cool) 18%, var(--brand));
    --warm:color-mix(in srgb, var(--cool) 68%, var(--brand));
    --fill:1160px;
    --soft:78ch;
    --tone:14px;
    --field:8px;
    --head:0 2px 4px rgb(0 0 0 / 10%), 0 16px 40px rgb(0 0 0 / 16%);
    --thin:clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
    --shell:clamp(1.15rem, 1.08rem + 0.35vw, 1.35rem);
    --band:clamp(1.4rem, 1.24rem + 0.75vw, 1.95rem);
    --tile:clamp(1.95rem, 1.5rem + 1.9vw, 3.1rem);
}

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

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

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

a
{
    color:inherit;
}

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

.slot__bold, .window__light, .ring__small, .node__thumb, .holder__meta
{
    width:min(100% - 2rem, var(--fill));
    margin-inline:auto;
}

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

.row
{
    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;
}

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

.shelf2
{
    display:flex;
    gap:0.15rem;
    margin-inline-end:auto;
    min-width:0;
}

.shelf2 a
{
    padding:0.4rem 0.7rem;
    border-radius:var(--field);
    text-decoration:none;
    color:inherit;
    opacity:0.82;
    white-space:nowrap;
    font-size:0.92rem;
}

.shelf2 a:hover
{
    background:color-mix(in srgb, var(--ink) 14%, transparent);
    opacity:1;
}

.shelf2:empty
{
    display:none;
}

.shelf2:empty + .slot__shut
{
    margin-inline-start:auto;
}

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

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

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

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

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

.ridge__link span
{
    position:relative;
}

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

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

.ridge__info
{
    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(--ink) 20%, transparent);
    border-radius:var(--tone);
    box-shadow:var(--head);
}

.ridge__info a
{
    padding:0.6rem 0.7rem;
    border-radius:var(--field);
    text-decoration:none;
    color:var(--ink);
}

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

.ridge__info .zone
{
    margin-top:0.4rem;
    color:var(--ink);
    border-color:color-mix(in srgb, var(--ink) 40%, transparent);
}

.slot .zone_large
{
    color:inherit;
    border-color:color-mix(in srgb, var(--ink) 45%, transparent);
}

.slot .zone_large:hover
{
    background:color-mix(in srgb, var(--ink) 14%, transparent);
}

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

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

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

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

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

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

.zone:hover
{
    background:var(--grid);
}

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

.zone_large
{
    background:transparent;
    color:var(--frame);
    border-color:var(--stroke);
}

.zone_large:hover
{
    background:var(--wide);
}

.zone_bold
{
    padding:0.9rem 1.8rem;
    font-size:var(--shell);
}

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

.plate h3, .circuit h2, .circuit h3, .record, .plate h2, .ring__meta
{
    color:var(--frame);
    line-height:1.18;
    letter-spacing:-0.02em;
    text-wrap:balance;
}

.record
{
    font-size:var(--tile);
    margin:0 0 1rem;
}

.ring__meta
{
    font-size:var(--band);
    margin:0 0 1.25rem;
}

.plate h3, .circuit h3
{
    font-size:var(--shell);
    margin:1.75rem 0 0.5rem;
}

.plate p, .circuit p
{
    margin:0 0 1rem;
}

.plate > :last-child, .circuit > :last-child
{
    margin-bottom:0;
}

.plate a, .circuit a
{
    color:color-mix(in srgb, var(--line) 72%, var(--frame));
    text-underline-offset:3px;
}

.rail
{
    display:block;
}

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

.rail > .ring:not(.window):nth-of-type(odd)
{
    background:var(--wide);
}

.circuit
{
    max-width:var(--soft);
}

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

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

.ring_list .circuit 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(--line);
    border-bottom:2px solid var(--line);
    transform:rotate(-45deg);
}

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

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

.ring_list .circuit 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(--line);
    color:var(--main);
    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(--stroke);
    border-inline-start:3px solid var(--warm);
    border-radius:0 var(--field) var(--field) 0;
    background:var(--wide);
    font-size:0.95rem;
}

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

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

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

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

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

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

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

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

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

.plate blockquote, .circuit blockquote
{
    margin:1.25rem 0;
    padding:1rem 1.25rem;
    border-inline-start:3px solid var(--line);
    border-radius:0 var(--field) var(--field) 0;
    background:var(--wide);
    color:var(--warm);
    font-size:0.95rem;
}

.plate blockquote p, .circuit blockquote p
{
    margin:0 0 0.6rem;
}

.plate blockquote > :last-child, .circuit blockquote > :last-child
{
    margin-bottom:0;
}

.circuit blockquote strong, .plate blockquote strong
{
    color:var(--frame);
}

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

.circuit table
{
    width:100%;
    border-collapse:collapse;
    margin:0 0 1.25rem;
    font-size:0.95rem;
    background:var(--paper);
    border:1px solid var(--stroke);
    border-radius:var(--tone);
    overflow:hidden;
}

.ring_table .circuit
{
    max-width:none;
    overflow-x:auto;
}

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

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

.circuit thead th
{
    background:color-mix(in srgb, var(--line) 16%, var(--wide));
    color:var(--frame);
    font-weight:700;
    white-space:nowrap;
}

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

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

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

.floor__bottom
{
    border:1px solid var(--stroke);
    border-radius:var(--tone);
    box-shadow:var(--head);
    width:100%;
}

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

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

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

.aside__less a
{
    color:var(--line);
    font-weight:600;
}

.figure
{
    text-align:center;
}

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

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

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

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

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

.window .record
{
    grid-area:title;
    color:#fff;
}

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

.window .plate
{
    margin-bottom:1.5rem;
}

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

.quarter
{
    grid-area:offer;
    background:var(--brand);
    border:1px solid color-mix(in srgb, var(--line) 40%, var(--stroke));
    border-radius:var(--tone);
    box-shadow:var(--head);
    overflow:hidden;
    align-self:start;
}

.quarter .zone
{
    width:100%;
}

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

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

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

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

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

.quarter__shut
{
    font-size:var(--band);
    font-weight:800;
    line-height:1.15;
    color:var(--frame);
    margin:0;
    text-wrap:balance;
}

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

.lot
{
    padding-block:1.5rem;
}

.pill
{
    border:1px solid var(--stroke);
    border-radius:var(--tone);
    background:var(--paper);
    padding:0.5rem 1.1rem;
}

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

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

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

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

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

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

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

.pill__plain a:hover
{
    color:var(--frame);
}

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

.hall
{
    display:flex;
    flex-direction:column;
    background:var(--paper);
    border:1px solid var(--stroke);
    border-radius:var(--tone);
    overflow:hidden;
    transition:border-color 0.15s ease, transform 0.15s ease;
}

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

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

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

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

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

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

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

.branch
{
    background:var(--brand);
    border:1px solid var(--stroke);
    border-radius:var(--tone);
    padding:1.1rem 1.2rem;
}

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

.branch__plain
{
    font-weight:700;
    color:var(--frame);
}

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

.branch__light
{
    margin:0;
    color:var(--warm);
}

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

.base__small
{
    border:1px solid var(--stroke);
    border-radius:var(--field);
    background:var(--paper);
    padding:0 1.1rem;
}

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

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

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

.base__small[open] .base__flat::before
{
    content:"−";
}

.base__wide
{
    color:var(--warm);
    padding-bottom:1rem;
}

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

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

.folder
{
    display:flex;
    flex-wrap:wrap;
    align-items:center;
    justify-content:space-between;
    gap:1rem 2rem;
    padding:1.5rem;
    border-radius:var(--tone);
    background:color-mix(in srgb, var(--line) 12%, var(--wide));
    border:1px solid color-mix(in srgb, var(--line) 35%, var(--stroke));
}

.folder__wide
{
    margin:0;
    font-size:var(--shell);
    font-weight:800;
    color:var(--frame);
    text-wrap:balance;
}

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

.holder
{
    border-top:1px solid var(--stroke);
    background:var(--wide);
    color:var(--warm);
    padding-block:2rem 6rem;
}

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

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

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

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

.holder__narrow:empty
{
    display:none;
}

.holder__narrow a
{
    text-decoration:none;
}

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

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

.holder__icon p
{
    margin:0;
}

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

.step
{
    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;
}

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

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

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

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

.vein .zone
{
    margin-inline-start:auto;
    flex-shrink:0;
}

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

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

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

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

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

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

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

    .slot__bold
    {
        flex-wrap:nowrap;
    }

    .shelf2, .slot__shut .zone_large, .node
    {
        display:none;
    }

    .shelf2 + .slot__shut
    {
        margin-inline-start:auto;
    }

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

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

    .slot__shut .zone
    {
        padding:0.5rem 0.8rem;
        font-size:0.9rem;
    }

    .ring
    {
        padding-block:1.75rem;
    }

    .folder, .quarter__large
    {
        padding:1.15rem;
    }

    .folder .zone_bold, .window__first .zone_bold
    {
        width:100%;
    }

    .vein__line
    {
        display:none;
    }

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

}