/* Carcass AI · Products & specs — tools/carcass.html. Every selector is scoped to .t-carcass. */

.t-carcass { --cc: #f9e1cb; --cc-ink: #9e501b; --cc-soft: #fcf0e5; --cc-line: #e7b98f; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .t-carcass { --cc: #4a3221; --cc-ink: #f3bb8c; --cc-soft: #2a2019; --cc-line: #7a5232; }
}

/* ---------------------------------------------------------------- Hero */
.t-carcass .ca-hero { padding: var(--space-16) 0 var(--space-24); }
.t-carcass .ca-hero__top { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: var(--space-12); align-items: end; }
.t-carcass .ca-hero__id { display: flex; align-items: center; gap: 12px; margin-bottom: var(--space-8); }
.t-carcass .ca-hero__id .app-ico { margin: 0; }
.t-carcass .ca-hero__id b { display: block; font-size: 16px; font-weight: 600; letter-spacing: -0.015em; color: var(--ink); }
.t-carcass .ca-hero__id small { display: block; margin-top: 2px; font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-hero h1 { font-size: clamp(48px, 6.6vw, 96px); }
.t-carcass .ca-hero__side { display: grid; gap: var(--space-6); padding-bottom: 12px; }
.t-carcass .ca-ticker { display: flex; flex-wrap: wrap; align-items: baseline; gap: 10px; margin: 0; padding: 14px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); font-size: 17px; color: var(--ink); }
.t-carcass .ca-ticker__w { min-width: 0; font-weight: 500; transition: opacity .3s ease, transform .35s cubic-bezier(.2,.7,.2,1); }
.t-carcass .ca-ticker__w.is-out { opacity: 0; transform: translateY(6px); }
.t-carcass .ca-ticker__eq { font: 500 11px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-ticker b { font-weight: 600; padding: 2px 8px; border-radius: 6px; background: var(--cc); color: var(--ink); }

.t-carcass .ca-facts { margin: var(--space-12) 0 var(--space-4); display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); border-top: 1px solid var(--ink); }
.t-carcass .ca-facts div { padding: 14px 16px 4px 0; display: grid; gap: 6px; }
.t-carcass .ca-facts div + div { padding-left: 16px; border-left: 1px solid var(--line); }
.t-carcass .ca-facts dt { font: 500 11px/1.2 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-facts dd { margin: 0; font: 500 28px/1.1 var(--font-mono); letter-spacing: -0.03em; color: var(--ink); font-variant-numeric: tabular-nums; }

/* ---------------------------------------------------------------- The anatomy stage */
.t-carcass .ca-stage { margin-top: var(--space-12); display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: var(--space-6); align-items: start; }
.t-carcass .ca-stage__plate { position: sticky; top: 92px; border-radius: var(--radius-xl); background: var(--surface-sunk); padding: var(--space-6); display: grid; gap: var(--space-4); }
.t-carcass .ca-stage__bar { display: flex; align-items: center; justify-content: space-between; gap: var(--space-4); }
.t-carcass .ca-stage__hint { font: 500 11px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); display: inline-flex; align-items: center; gap: 8px; }
.t-carcass .ca-stage__hint::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--carmine); }
.t-carcass .ca-stage .seg { background: var(--surface); box-shadow: inset 0 0 0 1px var(--line); }
.t-carcass .ca-stage .seg button[aria-selected="true"] { background: var(--ink); color: var(--paper); box-shadow: none; }
.t-carcass .ca-plates { position: relative; }
.t-carcass .ca-plate { width: 100%; height: auto; overflow: visible; }
.t-carcass .ca-stage[data-species="pork"] .ca-plate--beef,
.t-carcass .ca-stage[data-species="beef"] .ca-plate--pork { display: none; }
.t-carcass .ca-stage__note { margin: 0; font-size: 12.5px; line-height: 1.45; color: var(--muted); max-width: 60ch; }

/* The drawing: a plain silhouette; the chosen cut is a pulsing carmine dot with its name */
.t-carcass .ca-body { fill: var(--ink); }
.t-carcass .ca-plate .cut--hit { fill: transparent; stroke: none; cursor: pointer; outline: none; }
.t-carcass .ca-plate .cut--hit:focus-visible { fill: color-mix(in srgb, var(--paper) 14%, transparent); }
.t-carcass .ca-dot { opacity: 0; pointer-events: none; transition: opacity .25s ease; }
.t-carcass .ca-dot.is-on { opacity: 1; }
/* The popover above the dot: a normal UI card */
.t-carcass .ca-pop { filter: drop-shadow(0 10px 22px rgba(18,18,17,.28)); transform: translateY(4px); transition: transform .25s cubic-bezier(.2,.7,.2,1); }
.t-carcass .ca-pop--below { transform: translateY(-4px); }
.t-carcass .ca-dot.is-on .ca-pop { transform: none; }
.t-carcass .ca-pop__card, .t-carcass .ca-pop__tip { fill: var(--surface); }
.t-carcass .ca-pop__card { stroke: var(--line); stroke-width: 1; }
.t-carcass .ca-pop__k { font: 500 11px var(--font-mono); letter-spacing: .08em; text-transform: uppercase; fill: var(--muted); }
.t-carcass .ca-pop__name { font: 600 21px var(--font-sans); letter-spacing: -0.02em; fill: var(--ink); }
.t-carcass .ca-dot__core { fill: var(--carmine); stroke: var(--paper); stroke-width: 2.5; }
.t-carcass .ca-dot__ring { fill: none; stroke: var(--paper); stroke-width: 1.5; opacity: 0; transform-box: fill-box; transform-origin: center; }
@media (prefers-reduced-motion: no-preference) {
  .t-carcass .ca-dot.is-on .ca-dot__ring { animation: ca-ping 1.6s cubic-bezier(.2,.6,.3,1) infinite; }
  @keyframes ca-ping { 0% { transform: scale(1); opacity: .9; } 100% { transform: scale(2.6); opacity: 0; } }
}

.t-carcass .ca-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.t-carcass .ca-chips[hidden] { display: none; }
.t-carcass .ca-chip { height: 32px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); font: 500 13px/1 var(--font-sans); color: var(--ink-2); cursor: pointer; transition: border-color .15s ease, background-color .15s ease, color .15s ease; }
.t-carcass .ca-chip:hover { border-color: var(--line-strong); color: var(--ink); }
.t-carcass .ca-chip[aria-pressed="true"] { background: var(--cc); border-color: var(--cc-line); color: var(--ink); }
.t-carcass .ca-chip:focus-visible { outline: 2px solid var(--ink); outline-offset: 2px; }

/* The concept panel */
.t-carcass .ca-stage__panel { min-width: 0; }
.t-carcass .ca-rel { font: 500 11px/1 var(--font-mono); color: var(--muted); padding: 5px 8px; border: 1px solid var(--line); border-radius: 999px; }
.t-carcass .ca-panel { padding: var(--space-6); display: grid; gap: var(--space-6); }
.t-carcass .ca-panel[hidden] { display: none; }
.t-carcass .ca-panel.is-in { animation: ca-in .35s cubic-bezier(.2,.7,.2,1); }
@keyframes ca-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.t-carcass .ca-panel__meta { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 10px; }
.t-carcass .ca-panel__meta span { font: 500 10.5px/1 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); padding: 5px 8px; border-radius: 6px; background: var(--surface-sunk); }
.t-carcass .ca-panel__meta span:first-child { background: var(--cc); color: var(--cc-ink); }
.t-carcass .ca-panel__name { margin: 0; font-size: 30px; line-height: 1.05; font-weight: 600; letter-spacing: -0.03em; color: var(--ink); }
.t-carcass .ca-panel__def { margin: 10px 0 0; font-size: 14px; line-height: 1.5; color: var(--ink-2); max-width: 52ch; }
.t-carcass .ca-block h4 { margin: 0 0 10px; font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-names { margin: 0; display: grid; border-top: 1px solid var(--line); }
.t-carcass .ca-n { display: grid; grid-template-columns: 40px minmax(0, 1fr); gap: 10px; align-items: baseline; padding: 7px 0; border-bottom: 1px solid var(--line); }
.t-carcass .ca-n dt { font: 500 11px/1 var(--font-mono); color: var(--muted); }
.t-carcass .ca-n dt abbr { text-decoration: none; }
.t-carcass .ca-n dd { margin: 0; font-size: 15px; font-weight: 500; color: var(--ink); overflow-wrap: anywhere; }
.t-carcass .ca-n:first-child dd { font-weight: 600; }
.t-carcass .ca-also { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.t-carcass .ca-also li { display: inline-flex; align-items: center; gap: 6px; min-height: 28px; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--line); font-size: 13px; color: var(--ink); }
.t-carcass .ca-also li.is-miss { border-style: dashed; border-color: var(--line-strong); }
.t-carcass .ca-also small { font: 500 9.5px/1 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--warn); }
.t-carcass .ca-spec { margin: 0; display: grid; gap: 8px; }
.t-carcass .ca-s { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 10px; align-items: baseline; }
.t-carcass .ca-s dt { font-size: 13px; color: var(--muted); }
.t-carcass .ca-s dd { margin: 0; display: flex; flex-wrap: wrap; gap: 4px; }
.t-carcass .ca-s dd span { font: 500 12px/1 var(--font-mono); padding: 5px 7px; border-radius: 5px; background: var(--surface-sunk); color: var(--ink); }
.t-carcass .ca-s--all dd { font-size: 13px; color: var(--muted); display: block; }
.t-carcass .ca-two { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-6); padding-top: var(--space-4); border-top: 1px solid var(--line); }
.t-carcass .ca-codes { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.t-carcass .ca-codes li { display: grid; gap: 2px; font-size: 13px; color: var(--ink); }
.t-carcass .ca-codes b { font-weight: 500; font-size: 12.5px; color: var(--muted); }
.t-carcass .ca-codes code { font: 500 13px/1.35 var(--font-mono); color: var(--ink); }
.t-carcass .ca-codes em { font-style: normal; display: inline-flex; align-items: center; gap: 5px; font-size: 11.5px; color: var(--ok); }
.t-carcass .ca-codes em::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: currentColor; }
.t-carcass .ca-none { margin: 0; font-size: 13px; line-height: 1.45; color: var(--muted); }
.t-carcass .ca-sub { display: grid; gap: 4px; padding: 10px 12px; border-radius: var(--radius-md); background: var(--ok-soft); }
.t-carcass .ca-sub__top { margin: 0; display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.t-carcass .ca-sub__top b { font-size: 14px; font-weight: 600; color: var(--ink); line-height: 1.3; }
.t-carcass .ca-score { font: 500 12px/1 var(--font-mono); color: var(--ok); }
.t-carcass .ca-sub__use { margin: 0; font: 500 11px/1.3 var(--font-mono); letter-spacing: .04em; text-transform: uppercase; color: var(--ok); }
.t-carcass .ca-sub__why { margin: 0; font-size: 13px; line-height: 1.45; color: var(--ink-2); }
.t-carcass .ca-hero > .wrap > .todo { margin-top: var(--space-4); }

/* ---------------------------------------------------------------- 02 Read a messy line */
.t-carcass .ca-read { padding-top: 0; }
.t-carcass .ca-legend { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; color: var(--muted); }
.t-carcass .ca-legend i { width: 10px; height: 10px; border-radius: 3px; margin-left: 8px; }
.t-carcass .ca-legend i:first-child { margin-left: 0; }
.t-carcass .m-p { background: var(--cc); }
.t-carcass .m-a { background: var(--surface-sunk); box-shadow: inset 0 -2px 0 var(--cc-ink); }
.t-carcass .m-n { background: var(--frost); }
.t-carcass .m-u { background: var(--warn-soft); }
.t-carcass .ca-reader__body { padding: var(--space-6) var(--space-8) var(--space-8); display: grid; gap: var(--space-6); }
.t-carcass .ca-exchips { display: flex; flex-wrap: wrap; gap: 6px; }
.t-carcass .ca-exchips button { height: 34px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); font: 500 13.5px/1 var(--font-sans); color: var(--ink-2); cursor: pointer; }
.t-carcass .ca-exchips button[aria-selected="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.t-carcass .ca-exchips button:focus-visible { outline: 2px solid var(--carmine); outline-offset: 2px; }
.t-carcass .ca-ex { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-8); align-items: start; }
.t-carcass .ca-ex[hidden] { display: none; }
.t-carcass .ca-line { margin: 0; padding: var(--space-6); border-radius: var(--radius-md); background: var(--paper); border: 1px solid var(--line);
  font: 500 clamp(22px, 2.5vw, 32px)/1.35 var(--font-mono); letter-spacing: -0.03em; color: var(--ink); overflow-wrap: anywhere; }
.t-carcass .ca-line mark { color: inherit; border-radius: 6px; padding: 0 3px; margin: 0 -1px; transition: background-color .4s ease, box-shadow .4s ease; }
.t-carcass .ca-line mark.m-u { background: var(--warn-soft); color: var(--warn); }
.t-carcass .ca-line.is-typing mark { background: transparent; box-shadow: none; color: inherit; }
.t-carcass .ca-line.is-typing::after { content: ""; display: inline-block; width: .55em; height: 1em; margin-left: 2px; vertical-align: -0.12em; background: var(--ink); animation: ca-caret 1s steps(1) infinite; }
@keyframes ca-caret { 50% { opacity: 0; } }
.t-carcass .ca-out { display: grid; gap: var(--space-4); align-content: start; min-width: 0; }
.t-carcass .ca-out__head { display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-4); padding-bottom: var(--space-4); border-bottom: 1px solid var(--line); }
.t-carcass .ca-out__head small { display: block; font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-out__head b { display: block; margin: 4px 0 2px; font-size: 24px; line-height: 1.15; font-weight: 600; letter-spacing: -0.025em; color: var(--ink); }
.t-carcass .ca-out__head span:not(.mb-status) { font-size: 13px; color: var(--muted); }
.t-carcass .ca-rt { border: 1px solid var(--line); border-radius: var(--radius-md); border-collapse: separate; border-spacing: 0; overflow: hidden; }
.t-carcass .ca-rt td { white-space: normal; }
.t-carcass .ca-rt td:first-child { color: var(--muted); }
.t-carcass .ca-rt q { quotes: "“" "”"; font-family: var(--font-mono); font-size: 12px; color: var(--ink-2); }
.t-carcass .ca-rt .sub { margin-top: 3px; }
.t-carcass .ca-rt th { white-space: normal; }
.t-carcass .ca-in { display: grid; gap: var(--space-3); align-content: start; min-width: 0; }
.t-carcass .ca-in__note { margin: 0; display: flex; align-items: flex-start; gap: 8px; font-size: 13px; line-height: 1.45; color: var(--muted); }
.t-carcass .ca-in__note svg { width: 15px; height: 15px; flex: none; margin-top: 2px; color: var(--ok); }
.t-carcass .ca-rt td:first-child { width: 30%; }
.t-carcass .ca-nums { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; }
.t-carcass .ca-nums li { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 8px 12px; border-radius: var(--radius-md); background: var(--frost); color: var(--frost-ink); font-size: 13.5px; }
.t-carcass .ca-nums code { font: 500 13px/1 var(--font-mono); }
.t-carcass .ca-nums small { font: 500 10px/1 var(--font-mono); letter-spacing: .06em; text-transform: uppercase; opacity: .75; }
.t-carcass .ca-nums--u li { grid-template-columns: auto minmax(0, 1fr); background: var(--warn-soft); color: var(--warn); }
.t-carcass .ca-opts { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.t-carcass .ca-opts span { font-size: 13px; color: var(--muted); margin-right: 4px; }
.t-carcass .ca-opts em { font-style: normal; font-size: 13px; font-weight: 500; padding: 7px 12px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink); }
.t-carcass .ca-opts em.is-main { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.t-carcass .ca-ai { margin: 0; display: grid; grid-template-columns: auto minmax(0, 1fr); gap: 10px; align-items: start; font-size: 13.5px; line-height: 1.45; color: var(--ink); }
.t-carcass .ca-ai svg { width: 26px; height: 26px; padding: 6px; border-radius: 8px; background: var(--carmine-soft); color: var(--carmine); }
.t-carcass .ca-ai span { padding-top: 3px; }
.t-carcass .ca-read__foot { margin-top: var(--space-6); display: grid; gap: var(--space-4); }
.t-carcass .ca-rules { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.t-carcass .ca-rules li { display: grid; gap: 8px; align-content: start; justify-items: start; }
.t-carcass .ca-rules p { margin: 0; font-size: 14.5px; line-height: 1.5; color: var(--ink-2); max-width: 36ch; }

/* ---------------------------------------------------------------- 03 Standards */
.t-carcass .ca-std { padding-top: 0; }
.t-carcass .ca-std__grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-6); }
.t-carcass .ca-map, .t-carcass .ca-cmps { border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); padding: var(--space-6); display: grid; gap: var(--space-4); align-content: start; }
.t-carcass .ca-map__h { margin: 0; display: grid; gap: 2px; }
.t-carcass .ca-map__h b { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
.t-carcass .ca-map__h span { font-size: 14px; color: var(--muted); }
.t-carcass .ca-map__hub { justify-self: start; display: flex; align-items: center; gap: 12px; padding: 10px 16px 10px 10px; border-radius: 14px; background: var(--cc); }
.t-carcass .ca-map__hub .app-ico { margin: 0; width: 36px; height: 36px; background: var(--surface); }
.t-carcass .ca-map__hub b { display: block; font-size: 16px; font-weight: 600; color: var(--ink); }
.t-carcass .ca-map__hub small { display: block; font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--cc-ink); }
.t-carcass .ca-map__rows { display: grid; border-left: 1.5px solid var(--cc-line); margin-left: 27px; }
.t-carcass .ca-map__row { position: relative; display: grid; grid-template-columns: 140px minmax(0, 1fr); gap: var(--space-4); align-items: start; padding: 12px 0 12px 22px; }
.t-carcass .ca-map__row::before { content: ""; position: absolute; left: 0; top: 22px; width: 14px; height: 1.5px; background: var(--cc-line); }
.t-carcass .ca-map__row p { margin: 0; display: grid; gap: 1px; }
.t-carcass .ca-map__row b { font-size: 14px; font-weight: 600; color: var(--ink); }
.t-carcass .ca-map__row small { font-size: 12px; color: var(--muted); }
.t-carcass .ca-map__row ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 5px; }
.t-carcass .ca-map__row li { font: 500 12.5px/1 var(--font-mono); padding: 6px 8px; border-radius: 6px; border: 1px solid var(--line); color: var(--ink); background: var(--paper); }
.t-carcass .ca-map__row li.is-lit { border-color: var(--cc-line); background: var(--cc-soft); }
.t-carcass .ca-cmps__tabs { display: flex; flex-wrap: wrap; gap: 6px; }
.t-carcass .ca-cmps__tabs button { height: 32px; padding: 0 12px; border-radius: 999px; border: 1px solid var(--line); background: var(--surface); font: 500 13px/1 var(--font-sans); color: var(--ink-2); cursor: pointer; }
.t-carcass .ca-cmps__tabs button[aria-selected="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }
.t-carcass .ca-cmps__tabs button:focus-visible { outline: 2px solid var(--carmine); outline-offset: 2px; }
.t-carcass .ca-cmp { display: grid; gap: var(--space-4); }
.t-carcass .ca-cmp[hidden] { display: none; }
.t-carcass .ca-cmp__pair { display: grid; grid-template-columns: minmax(0, 1fr) 40px minmax(0, 1fr); align-items: center; gap: 8px; }
.t-carcass .ca-cmp__pair span { display: grid; gap: 3px; padding: 12px 14px; border-radius: var(--radius-md); background: var(--surface-sunk); }
.t-carcass .ca-cmp__pair small { font: 500 10px/1 var(--font-mono); letter-spacing: .07em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-cmp__pair b { font: 500 15px/1.25 var(--font-mono); color: var(--ink); }
.t-carcass .ca-cmp__pair i { height: 1.5px; background: var(--line-strong); position: relative; }
.t-carcass .ca-cmp__pair i::before, .t-carcass .ca-cmp__pair i::after { content: ""; position: absolute; top: -3px; width: 7px; height: 7px; border-radius: 50%; background: var(--line-strong); }
.t-carcass .ca-cmp__pair i::before { left: -2px; } .t-carcass .ca-cmp__pair i::after { right: -2px; }
.t-carcass .ca-cmp__scale { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1.5px solid var(--line); }
.t-carcass .ca-cmp__scale li { position: relative; padding: 14px 6px 0 0; font-size: 13px; color: var(--muted); }
.t-carcass .ca-cmp__scale li::before { content: ""; position: absolute; left: 0; top: -6px; width: 10px; height: 10px; border-radius: 50%; background: var(--surface); border: 1.5px solid var(--line-strong); }
.t-carcass .ca-cmp__scale li.is-on { color: var(--ink); font-weight: 600; }
.t-carcass .ca-cmp__scale li.is-on::before { width: 14px; height: 14px; top: -8px; left: -2px; border: 0; background: var(--ink); }
.t-carcass .ca-cmp__scale li.is-on:nth-child(1)::before { background: var(--ok); }
.t-carcass .ca-cmp__scale li.is-on:nth-child(3)::before { background: var(--warn); }
.t-carcass .ca-cmp__why { margin: 0; font-size: 15px; line-height: 1.55; color: var(--ink-2); max-width: 54ch; }
.t-carcass .ca-words { margin-top: var(--space-6); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: var(--space-6); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr); gap: var(--space-8); align-items: start; }
.t-carcass .ca-words__h { margin: 0; display: grid; gap: 4px; }
.t-carcass .ca-words__h b { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
.t-carcass .ca-words__h span { font-size: 14px; line-height: 1.5; color: var(--muted); }
.t-carcass .ca-words ul { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: var(--line); border-radius: var(--radius-md); overflow: hidden; }
.t-carcass .ca-words li { background: var(--surface); padding: 12px 14px; display: grid; gap: 3px; }
.t-carcass .ca-words li b { font: 500 16px/1.2 var(--font-mono); letter-spacing: -0.02em; color: var(--ink); }
.t-carcass .ca-words li span { font-size: 13px; line-height: 1.4; color: var(--ink-2); }
.t-carcass .ca-std__list { margin: var(--space-6) 0 0; font-size: 13.5px; line-height: 1.6; color: var(--muted); max-width: 110ch; }
.t-carcass .ca-std__list b { color: var(--ink); font-weight: 600; margin-right: 6px; }

/* ---------------------------------------------------------------- 04 The model */
.t-carcass .ca-ai-sec { padding-top: 0; }
.t-carcass .ca-flow { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.3fr); gap: var(--space-4); counter-reset: f; }
.t-carcass .ca-flow__step { position: relative; display: grid; gap: 8px; align-content: start; padding: var(--space-6); border-radius: var(--radius-lg); border: 1px solid var(--line); background: var(--surface); }
.t-carcass .ca-flow__step:not(:last-child)::after { content: ""; position: absolute; right: calc(-1 * var(--space-4) - 1px); top: 50%; width: var(--space-4); height: 1.5px; background: var(--line-strong); }
.t-carcass .ca-flow__n { width: 30px; height: 30px; display: grid; place-items: center; border-radius: 9px; background: var(--surface-sunk); font: 500 13px/1 var(--font-mono); color: var(--ink); }
.t-carcass .ca-flow__step--ai .ca-flow__n { background: var(--carmine-soft); color: var(--carmine); }
.t-carcass .ca-flow__n svg { width: 15px; height: 15px; }
.t-carcass .ca-flow__step b { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
.t-carcass .ca-flow__step p { margin: 0; font-size: 14.5px; line-height: 1.5; color: var(--ink-2); }
.t-carcass .ca-flow__step--split { padding: 0; border: 0; background: none; gap: var(--space-4); }
.t-carcass .ca-flow__fork { display: grid; gap: 8px; justify-items: start; padding: var(--space-4) var(--space-6); border-radius: var(--radius-lg); border: 1px solid var(--line); background: var(--surface); }
.t-carcass .ca-model { margin-top: var(--space-6); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: var(--space-6); align-items: stretch; }
.t-carcass .ca-model__card { padding: var(--space-6); border-radius: var(--radius-lg); background: var(--surface-sunk); display: grid; gap: var(--space-4); align-content: start; }
.t-carcass .ca-model__h { margin: 0; display: flex; align-items: center; gap: 12px; }
.t-carcass .ca-model__h b { display: block; font-size: 18px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
.t-carcass .ca-model__h small { display: block; font: 500 11px/1.2 var(--font-mono); letter-spacing: .04em; color: var(--muted); }
.t-carcass .ca-skills { list-style: none; margin: 0; padding: 0; display: grid; border-top: 1px solid var(--line-strong); }
.t-carcass .ca-skills li { display: grid; grid-template-columns: 130px minmax(0, 1fr); gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14.5px; }
.t-carcass .ca-skills b { font-weight: 600; color: var(--ink); }
.t-carcass .ca-skills span { color: var(--ink-2); }
.t-carcass .ca-model__rule { margin: 0; display: flex; align-items: flex-start; gap: 10px; font-size: 14.5px; line-height: 1.45; color: var(--ink); }
.t-carcass .ca-model__rule svg { width: 18px; height: 18px; flex: none; margin-top: 1px; color: var(--ok); }
.t-carcass .ca-model__nums { margin: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--radius-lg); overflow: hidden; }
.t-carcass .ca-model__nums div { background: var(--surface); padding: var(--space-6); display: grid; gap: 8px; align-content: space-between; }
.t-carcass .ca-model__nums dt { font-size: 14px; line-height: 1.4; color: var(--muted); max-width: 22ch; }
.t-carcass .ca-model__nums dd { margin: 0; font: 500 clamp(32px, 3.4vw, 44px)/1 var(--font-mono); letter-spacing: -0.04em; color: var(--ink); font-variant-numeric: tabular-nums; }
.t-carcass .ca-ai-sec .todo { margin-top: var(--space-4); }

/* ---------------------------------------------------------------- 05 Who uses it */
.t-carcass .ca-users { padding-top: 0; }
.t-carcass .ca-use { display: grid; grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr) minmax(0, 1fr); grid-template-rows: auto auto; gap: var(--space-4); }
.t-carcass .ca-use__card { display: flex; flex-direction: column; gap: 12px; padding: var(--space-6); border-radius: var(--radius-lg); border: 1px solid var(--line); background: var(--surface); color: var(--ink); text-decoration: none; transition: border-color .2s ease, transform .25s cubic-bezier(.2,.7,.2,1); min-width: 0; }
.t-carcass a.ca-use__card:hover { border-color: var(--line-strong); transform: translateY(-2px); }
.t-carcass .ca-use__card > p:not(.ca-use__top) { margin: 0; font-size: 15px; line-height: 1.5; color: var(--ink-2); }
.t-carcass .ca-use__card > em { margin-top: auto; font-style: normal; font-size: 14px; font-weight: 500; }
.t-carcass .ca-use__card .mb-arrow { display: inline-block; transition: transform .2s ease; }
.t-carcass a.ca-use__card:hover .mb-arrow { transform: translateX(3px); }
.t-carcass .ca-use__top { margin: 0; display: flex; align-items: center; gap: 12px; }
.t-carcass .ca-use__top .app-ico { margin: 0; }
.t-carcass .ca-use__top b { display: block; font-size: 18px; font-weight: 600; letter-spacing: -0.02em; }
.t-carcass .ca-use__top small { display: block; margin-top: 2px; font: 500 10.5px/1.2 var(--font-mono); letter-spacing: .05em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-use__card--boss { grid-row: span 2; background: var(--paper); }
.t-carcass .ca-boss { border: 1px solid var(--line); border-radius: var(--radius-md); border-collapse: separate; border-spacing: 0; overflow: hidden; background: var(--surface); margin: 4px 0; }
.t-carcass .ca-boss td { white-space: normal; font-size: 12.5px; }
.t-carcass .ca-boss td:first-child { font-family: var(--font-mono); font-size: 12px; }
.t-carcass .ca-use__card--mcp { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.t-carcass .ca-use__card--mcp > p:not(.ca-use__top) { color: color-mix(in srgb, var(--paper) 72%, transparent); }
.t-carcass .ca-use__card--mcp .ca-use__top small { color: color-mix(in srgb, var(--paper) 60%, transparent); }
.t-carcass .ca-mcp-ico { width: 44px; height: 44px; display: grid; place-items: center; border-radius: 12px; background: color-mix(in srgb, var(--paper) 12%, transparent); font: 500 15px/1 var(--font-mono); color: var(--paper); }
.t-carcass .ca-tools { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: 5px; }
.t-carcass .ca-tools code { display: block; font: 500 12px/1 var(--font-mono); padding: 8px 10px; border-radius: 6px; background: color-mix(in srgb, var(--paper) 10%, transparent); color: var(--paper); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.t-carcass .ca-users > .wrap > .todo { margin-top: var(--space-4); }
.t-carcass .ca-gov { margin-top: var(--space-16); display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr); gap: var(--space-8); align-items: start; padding-top: var(--space-6); border-top: 1px solid var(--line); }
.t-carcass .ca-gov__h { margin: 0; display: grid; gap: 4px; }
.t-carcass .ca-gov__h b { font-size: 18px; font-weight: 600; letter-spacing: -0.02em; color: var(--ink); }
.t-carcass .ca-gov__h span { font-size: 14px; line-height: 1.5; color: var(--muted); }
.t-carcass .ca-gov ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-6); }
.t-carcass .ca-gov li { display: grid; gap: 4px; padding-top: 14px; position: relative; }
.t-carcass .ca-gov li::before { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 1.5px; background: var(--line-strong); }
.t-carcass .ca-gov li:last-child::before { background: var(--ink); }
.t-carcass .ca-gov li b { font-size: 16px; font-weight: 600; color: var(--ink); }
.t-carcass .ca-gov li span { font-size: 14px; line-height: 1.5; color: var(--ink-2); }
.t-carcass .ca-for { margin-top: var(--space-12); display: grid; gap: var(--space-4); }
.t-carcass .ca-for__list { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; }
.t-carcass .ca-for__list a { display: grid; gap: 3px; padding: 12px 14px; border-radius: var(--radius-md); border: 1px solid var(--line); background: var(--surface); text-decoration: none; transition: border-color .15s ease; }
.t-carcass .ca-for__list a:hover { border-color: var(--ink); }
.t-carcass .ca-for__list b { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; color: var(--ink); }
.t-carcass .ca-for__list span { font-size: 12.5px; line-height: 1.35; color: var(--muted); }

/* ---------------------------------------------------------------- 06 Contact */
.t-carcass .ca-end { border-top: 1px solid var(--line); }
.t-carcass .ca-end__grid { display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr); gap: var(--space-12); align-items: end; }
.t-carcass .ca-end .mb-eyebrow { margin-bottom: var(--space-6); }
.t-carcass .ca-end .display-xl { font-size: clamp(52px, 7.6vw, 112px); }
.t-carcass .ca-end__side { display: grid; gap: var(--space-6); padding-bottom: 12px; }
.t-carcass .ca-end__mail { margin: 0; display: grid; gap: 4px; font-size: 15px; }
.t-carcass .ca-end__mail a { justify-self: start; color: var(--ink); text-decoration: none; border-bottom: 1px solid var(--line-strong); }
.t-carcass .ca-others { margin-top: var(--space-16); padding-top: var(--space-6); border-top: 1px solid var(--line); display: grid; grid-template-columns: auto minmax(0, 1fr); gap: var(--space-8); align-items: center; }
.t-carcass .ca-others p { margin: 0; font: 500 11px/1.2 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.t-carcass .ca-others nav { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 6px; }
.t-carcass .ca-others a { display: flex; align-items: center; gap: 10px; padding: 8px; border-radius: var(--radius-md); text-decoration: none; transition: background-color .15s ease; min-width: 0; }
.t-carcass .ca-others a:hover { background: var(--surface-sunk); }
.t-carcass .ca-others .app-ico { width: 34px; height: 34px; border-radius: 10px; margin: 0; flex: none; }
.t-carcass .ca-others .app-ico svg { width: 17px; height: 17px; }
.t-carcass .ca-others b { display: block; font-size: 14px; font-weight: 600; color: var(--ink); white-space: nowrap; }
.t-carcass .ca-others small { display: block; font-size: 12px; color: var(--muted); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* ---------------------------------------------------------------- Narrower screens */
@media (max-width: 1180px) {
  .t-carcass .ca-facts { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .t-carcass .ca-facts div:nth-child(4) { padding-left: 0; border-left: 0; }
  .t-carcass .ca-facts div:nth-child(n+4) { border-top: 1px solid var(--line); }
  .t-carcass .ca-stage { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .t-carcass .ca-two { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-for__list { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .t-carcass .ca-others nav { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 960px) {
  .t-carcass .ca-hero { padding-top: var(--space-8); padding-bottom: var(--space-16); }
  .t-carcass .ca-hero__top, .t-carcass .ca-end__grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .t-carcass .ca-stage { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-stage__plate { position: static; padding: var(--space-4); }
  .t-carcass .ca-ex { grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
  .t-carcass .ca-reader__body { padding: var(--space-4); }
  .t-carcass .ca-rules, .t-carcass .ca-std__grid, .t-carcass .ca-flow, .t-carcass .ca-model, .t-carcass .ca-words, .t-carcass .ca-gov, .t-carcass .ca-gov ol { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-flow__step:not(:last-child)::after { right: auto; left: 34px; top: auto; bottom: calc(-1 * var(--space-4) - 1px); width: 1.5px; height: var(--space-4); }
  .t-carcass .ca-words ul { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .t-carcass .ca-use { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .t-carcass .ca-use__card--boss { grid-row: auto; grid-column: span 2; }
  .t-carcass .ca-others { grid-template-columns: minmax(0, 1fr); gap: var(--space-4); }
  .t-carcass .mb-window__tools .ca-legend { display: none; }
}
@media (max-width: 700px) {
  .t-carcass .ca-labs { display: none; }
  .t-carcass .ca-facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .t-carcass .ca-facts div, .t-carcass .ca-facts div + div { padding: 12px 12px 6px 0; border-left: 0; border-top: 1px solid var(--line); }
  .t-carcass .ca-facts div:nth-child(even) { padding-left: 12px; border-left: 1px solid var(--line); }
  .t-carcass .ca-facts div:nth-child(-n+2) { border-top: 0; }
  .t-carcass .ca-facts dd { font-size: 24px; }
  .t-carcass .ca-panel { padding: var(--space-4); }
  .t-carcass .ca-panel__name { font-size: 26px; }
  .t-carcass .ca-s { grid-template-columns: minmax(0, 1fr); gap: 4px; }
  .t-carcass .ca-use { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-use__card--boss { grid-column: auto; }
  .t-carcass .ca-words ul, .t-carcass .ca-for__list, .t-carcass .ca-others nav { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-map__row { grid-template-columns: minmax(0, 1fr); gap: 8px; }
  .t-carcass .ca-cmp__pair { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-cmp__pair i { display: none; }
  .t-carcass .ca-cmp__scale { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 18px; border-top: 0; }
  .t-carcass .ca-cmp__scale li { border-top: 1.5px solid var(--line); }
  .t-carcass .ca-skills li { grid-template-columns: minmax(0, 1fr); gap: 2px; }
  .t-carcass .ca-model__nums { grid-template-columns: minmax(0, 1fr); }
  .t-carcass .ca-line { padding: var(--space-4); font-size: 20px; }
  .t-carcass .ca-boss th:nth-child(2), .t-carcass .ca-boss td:nth-child(2) { display: none; }
  .t-carcass .ca-rt th, .t-carcass .ca-rt td { padding-left: 10px; padding-right: 10px; }
  .t-carcass .ca-rt td:first-child { width: auto; }
}
@media (prefers-reduced-motion: reduce) {
  .t-carcass .ca-panel.is-in { animation: none; }
  .t-carcass .ca-ticker__w, .t-carcass .ca-plate .cut, .t-carcass .ca-use__card { transition: none; }
  .t-carcass .ca-line.is-typing::after { animation: none; }
}