/* Semantic layouts. Hidden state uses opacity/visibility, never element removal,
   so editor and export snapshots stay stable. */
#stage#stage #content .semantic{--sem-ink:var(--ink,#fff);--sem-hl:var(--hl,#ffc93c);--sem-card:var(--card,rgba(17,22,36,.76));--sem-cardink:var(--cardink,var(--ink,#fff));color:var(--sem-ink);width:min(1750px,100%);min-height:450px;max-height:600px;position:relative;box-sizing:border-box;font-weight:750;letter-spacing:-.025em;line-height:1.08}
#stage#stage #content .semantic *{box-sizing:border-box}
#stage#stage #content .semantic.sem-still,#stage#stage #content .semantic.sem-still *{transition:none!important;animation:none!important}
#stage#stage #content .semantic .sem-heading{font-family:var(--tfont,var(--font));font-size:52px;font-weight:900;line-height:1.02;letter-spacing:-.04em;margin:0 0 28px;max-width:1250px}
#stage#stage #content .semantic .sem-item{color:var(--sem-cardink);background:var(--sem-card);border:2px solid color-mix(in srgb,var(--sem-ink) 19%,transparent);border-radius:24px;box-shadow:0 18px 46px rgba(0,0,0,.16);transition:opacity .32s,visibility .32s,filter .32s,transform .32s cubic-bezier(.2,.8,.2,1),border-color .32s,background-color .32s,box-shadow .32s;min-width:0}
#stage#stage #content .semantic .sem-icon{align-self:flex-start;display:grid;place-items:center;flex:0 0 auto;width:68px;height:68px;border-radius:20px;background:color-mix(in srgb,var(--sem-hl) 24%,transparent);color:var(--sem-hl);font-size:38px;line-height:1}
#stage#stage #content .semantic .sem-copy{min-width:0}.semantic .sem-t{font-size:44px;font-weight:900;line-height:1.02}.semantic .sem-s{font-size:27px;line-height:1.18;opacity:.78;margin-top:10px;font-weight:650}.semantic .sem-revealed{opacity:1;visibility:visible}.semantic .sem-future:not(.sem-structural){opacity:0;visibility:hidden;pointer-events:none}.semantic .sem-prior{filter:saturate(.76);opacity:.78}.semantic .sem-active{border-color:var(--sem-hl);box-shadow:0 0 0 4px color-mix(in srgb,var(--sem-hl) 32%,transparent),0 22px 52px rgba(0,0,0,.22);filter:none;opacity:1}.semantic .sem-link{opacity:0;visibility:hidden;transform-origin:left center}.semantic .sem-link.sem-revealed{opacity:1;visibility:visible}.semantic .sem-entering{visibility:visible;transition:none!important}

/* transform */
#stage#stage #content .sem-transform{display:flex;flex-direction:column;justify-content:center;min-height:500px}.semantic .sem-transform-frame{position:relative;padding:48px 58px;border-radius:34px;background:color-mix(in srgb,var(--sem-card) 87%,transparent);border:2px solid color-mix(in srgb,var(--sem-ink) 22%,transparent);min-height:176px;display:flex;align-items:center}.semantic .sem-transform-phrase{font:900 70px/1.05 var(--tfont,var(--font));letter-spacing:-.05em}.semantic .sem-word{display:inline-block}.semantic .sem-word-kept{color:var(--sem-ink)}.semantic .sem-word-new{color:var(--sem-hl);text-shadow:0 0 24px color-mix(in srgb,var(--sem-hl) 48%,transparent)}.semantic .sem-transform-sources{position:absolute;inset:auto 0 0;opacity:0;visibility:hidden;pointer-events:none}.semantic .sem-transform-source{position:absolute}

/* compare */
.semantic .sem-compare-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:32px;align-items:start}.semantic .sem-compare-col{min-height:386px;border-radius:30px;padding:22px;background:color-mix(in srgb,var(--sem-card) 54%,transparent);border:2px solid color-mix(in srgb,var(--sem-ink) 15%,transparent)}.semantic .sem-compare-col:nth-child(2){border-color:color-mix(in srgb,var(--sem-hl) 47%,transparent)}.semantic .sem-compare-label{font-size:30px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;opacity:.76;margin:6px 10px 21px}.semantic .sem-compare-col:nth-child(2) .sem-compare-label{color:var(--sem-hl);opacity:1}.semantic .sem-compare-stack{display:flex;flex-direction:column;gap:16px}.semantic .sem-compare-stack .sem-item{display:flex;gap:20px;padding:22px 25px}.semantic .sem-compare-stack .sem-t{font-size:35px}.semantic .sem-compare-stack .sem-s{font-size:23px}

/* chain */
.semantic .sem-chain-line{display:flex;align-items:center;justify-content:center;gap:16px;min-height:370px}.semantic .sem-chain-line>.sem-item{width:min(25%,330px);min-height:175px;padding:24px;display:flex;gap:15px;align-items:center}.semantic .sem-chain-line .sem-t{font-size:34px}.semantic .sem-chain-link{height:8px;flex:1 1 56px;min-width:52px;background:var(--sem-hl);border-radius:99px;position:relative;transform:scaleX(0)}.semantic .sem-chain-link.sem-revealed{transform:scaleX(1)}.semantic .sem-chain-link:after{content:"";position:absolute;right:-3px;top:50%;translate:0 -50%;border-left:17px solid var(--sem-hl);border-top:12px solid transparent;border-bottom:12px solid transparent}

/* steps */
.semantic .sem-steps-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(360px,.72fr);gap:50px;align-items:center}.semantic .sem-steps-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:13px}.semantic .sem-step{display:flex;align-items:center;gap:22px;padding:16px 24px;min-height:74px;position:relative}.semantic .sem-step .sem-icon,.semantic .sem-step .sem-s{position:absolute;opacity:0;visibility:hidden;pointer-events:none}.semantic .sem-step .sem-t{font-size:34px}.semantic .sem-step-n{width:43px;height:43px;border:2px solid currentColor;border-radius:50%;display:grid;place-items:center;font-size:24px;font-weight:900;opacity:.75}.semantic .sem-step.sem-prior .sem-step-n{font-size:0;color:var(--sem-hl);background:var(--sem-hl)}.semantic .sem-step.sem-prior .sem-step-n:after{content:"✓";font-size:27px;color:#161616}.semantic .sem-step-detail{min-height:244px;padding:38px;border-left:5px solid var(--sem-hl);border-radius:8px;background:color-mix(in srgb,var(--sem-card) 72%,transparent);font-size:49px;font-weight:900}.semantic .sem-step-detail small{display:block;font-size:29px;font-weight:650;line-height:1.2;margin-top:20px;opacity:.8}#stage#stage #content .semantic .sem-step.sem-future{opacity:.36;visibility:visible;filter:grayscale(.72)}

/* focus */
.semantic .sem-focus-phrase{display:flex;flex-wrap:wrap;align-content:center;gap:18px;min-height:425px}.semantic .sem-focus-part{display:flex;align-items:center;gap:14px;padding:26px 32px;background:color-mix(in srgb,var(--sem-card) 65%,transparent)}.semantic .sem-focus-part .sem-t{font-size:47px}.semantic .sem-focus-part.sem-future{opacity:.36;visibility:visible;filter:grayscale(.7)}.semantic .sem-focus-part.sem-active{transform:translateY(-5px) scale(1.035)}

/* concept */
/* Context chips change layout roles atomically. Delaying visibility while the
   active chip becomes absolute would briefly overlay the previous breadcrumb. */
.semantic .sem-concept-item{transition:none!important}
.semantic .sem-concept-term{font:900 105px/.94 var(--tfont,var(--font));letter-spacing:-.06em;max-width:1300px;transition:font-size .32s,opacity .32s,transform .32s;color:var(--sem-hl)}.semantic .sem-concept-term.sem-term-raised{font-size:52px;letter-spacing:-.04em;opacity:.9;margin-bottom:16px}.semantic .sem-concept-detail{min-height:145px;max-width:1260px;font-size:62px;font-weight:900;line-height:1.02}.semantic .sem-concept-detail-s{font-size:29px;font-weight:650;line-height:1.2;margin-top:16px;opacity:.8}.semantic .sem-concept-context{display:flex;gap:14px;flex-wrap:wrap;margin-top:28px}.semantic .sem-concept-item{padding:14px 20px;display:flex;gap:12px;position:relative}.semantic .sem-concept-item .sem-icon,.semantic .sem-concept-item .sem-s{position:absolute;opacity:0;visibility:hidden;pointer-events:none}.semantic .sem-concept-item .sem-t{font-size:25px}.semantic .sem-concept-item.sem-prior{opacity:.56;visibility:visible}#stage#stage #content .semantic .sem-concept-item.sem-active{opacity:0;visibility:hidden;position:absolute;pointer-events:none}

/* scale */
.semantic.sem-scale{display:grid;grid-template-columns:minmax(190px,230px) minmax(0,1fr) minmax(190px,230px);gap:20px;align-items:end;padding-top:24px}.semantic .sem-scale-heading{grid-column:1/-1;align-self:start}.semantic .sem-scale-bound{font-size:28px;font-weight:900;opacity:.75;align-self:center}.semantic .sem-scale-max{text-align:right}.semantic .sem-scale-rail{height:26px;margin-inline:150px;border-radius:99px;position:relative;background:color-mix(in srgb,var(--sem-ink) 21%,transparent);box-shadow:inset 0 2px 8px rgba(0,0,0,.22)}.semantic .sem-scale-fill{position:absolute;left:0;top:0;bottom:0;width:0;border-radius:inherit;background:linear-gradient(90deg,color-mix(in srgb,var(--sem-hl) 38%,transparent),var(--sem-hl));transform-origin:left}.semantic .sem-marker{position:absolute;left:0;top:50%;translate:-50% -50%;width:56px;height:56px;border-radius:50%;background:var(--sem-hl);border:7px solid var(--sem-ink);box-shadow:0 4px 22px rgba(0,0,0,.3)}.semantic .sem-readout{position:absolute;left:0;bottom:51px;translate:-50% 0;min-width:130px;text-align:center;font-size:32px;font-weight:900;white-space:nowrap}.semantic .sem-scale-item{position:absolute;opacity:0;visibility:hidden;pointer-events:none}

/* branches */
.semantic .sem-branch-map{height:500px;position:relative}.semantic .sem-branch-svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}.semantic .sem-branch-path{fill:none;stroke:var(--sem-hl);stroke-width:9;stroke-linecap:round;opacity:0;visibility:hidden;transition:opacity .25s,visibility .25s}.semantic .sem-branch-path.sem-revealed{opacity:.82;visibility:visible}.semantic .sem-branch-hub{position:absolute;left:50%;top:50%;translate:-50% -50%;width:280px;min-height:150px;border-radius:50%;display:grid;place-items:center;text-align:center;padding:25px;background:var(--sem-hl);color:#171717;font:900 42px/1 var(--tfont,var(--font));box-shadow:0 16px 44px rgba(0,0,0,.27)}.semantic .sem-branch{position:absolute;left:var(--branch-x);top:var(--branch-y);width:20%;min-height:100px;translate:-50% -50%;padding:17px 20px;display:flex;gap:12px;align-items:center}.semantic .sem-branch .sem-icon{width:43px;height:43px;border-radius:13px;font-size:24px}.semantic .sem-branch .sem-t{font-size:27px}.semantic .sem-branch .sem-s{font-size:19px;margin-top:5px}.semantic .sem-branch-many .sem-branch{width:27%;translate:-50% -50%;padding:12px 15px}.semantic .sem-branch-many .sem-branch .sem-t{font-size:24px}

/* sort */
.semantic .sem-sort-layout{display:grid;grid-template-columns:.72fr 1.28fr;gap:36px;min-height:410px}.semantic .sem-sort-pool,.semantic .sem-sort-col{border:2px dashed color-mix(in srgb,var(--sem-ink) 35%,transparent);border-radius:26px;padding:20px;display:flex;gap:13px;align-content:flex-start;flex-wrap:wrap;background:color-mix(in srgb,var(--sem-card) 42%,transparent)}.semantic .sem-sort-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.semantic .sem-sort-label{width:100%;font-size:24px;font-weight:900;letter-spacing:.1em;text-transform:uppercase;opacity:.7;margin:3px 3px 10px}.semantic .sem-sort-col{border-style:solid;border-color:color-mix(in srgb,var(--sem-hl) 43%,transparent)}.semantic .sem-sort-token{display:flex;align-items:center;gap:9px;padding:13px 18px;border-radius:17px;min-height:54px;box-shadow:none;position:relative}.semantic .sem-sort-token .sem-icon,.semantic .sem-sort-token .sem-s{position:absolute;opacity:0;visibility:hidden;pointer-events:none}.semantic .sem-sort-token .sem-t{font-size:25px}.semantic .sem-sort-token.sem-future{opacity:.85;visibility:visible}.semantic .sem-sort-token.sem-revealed{border-color:var(--sem-hl)}

/* question */
.semantic.sem-question{display:flex;flex-direction:column;justify-content:center;gap:42px;min-height:520px}.semantic .sem-question{max-width:1430px;font:900 74px/1.04 var(--tfont,var(--font));letter-spacing:-.055em}.semantic .sem-answers{display:flex;gap:20px;flex-wrap:wrap}.semantic .sem-answer{flex:1 1 360px;display:flex;gap:18px;align-items:center;padding:25px 29px;min-height:116px}.semantic .sem-answer .sem-t{font-size:36px}.semantic .sem-answer .sem-s{font-size:23px}

/* Dense scenes retain readable hierarchy instead of overflowing 1080p. */
#stage#stage #content .semantic .sem-item.sem-active{border-color:var(--sem-hl);box-shadow:0 0 0 4px color-mix(in srgb,var(--sem-hl) 32%,transparent),0 22px 52px rgba(0,0,0,.22)}
#stage#stage #content .semantic.sem-scale{align-items:center}
#stage#stage #content .semantic .sem-branch-hub{width:340px;font-size:36px}
#stage#stage #content .semantic .sem-branch-map:not(.sem-branch-many) .sem-branch{width:26%}
#stage#stage #content .semantic .sem-branch-map:not(.sem-branch-many) .sem-branch .sem-t{font-size:34px}
#stage#stage #content .semantic .sem-branch-map:not(.sem-branch-many) .sem-branch .sem-s{font-size:25px}
.semantic:has(.sem-item:nth-child(5)) .sem-item{border-radius:19px}.semantic:has(.sem-item:nth-child(5)) .sem-t{font-size:34px}.semantic:has(.sem-item:nth-child(5)) .sem-s{font-size:22px}.semantic:has(.sem-item:nth-child(6)) .sem-heading{font-size:44px}.semantic:has(.sem-item:nth-child(6)) .sem-icon{width:53px;height:53px;font-size:29px}