:root{--text-display-hero: clamp(3.25rem, 9.5vw, 7.25rem);--text-display-quote: clamp(2rem, 5vw, 3.25rem);--text-index-watermark: clamp(5rem, 14vw, 11rem);--editorial-rule: 1px solid var(--color-border);--editorial-ink: #0d0d0b}.edition-masthead{margin-bottom:var(--space-xl)}.edition-masthead__rule{height:1px;background:var(--color-text);opacity:.85}.edition-masthead__rule--bottom{opacity:.2;margin-top:.65rem}.edition-masthead__row{display:flex;flex-wrap:wrap;align-items:baseline;gap:.35rem .65rem;padding:.65rem 0;font-family:var(--font-sans);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--color-text-tertiary)}.edition-masthead__brand{color:var(--color-text)}.edition-masthead__sep{opacity:.35;font-weight:400}.edition-masthead__series{color:var(--color-accent)}.edition-masthead__year{margin-left:auto;font-variant-numeric:tabular-nums}.portal--cover{--portal-hero-gap: clamp(2rem, 5vw, 4rem)}.portal__hero--cover{padding-bottom:var(--space-3xl);border-bottom:var(--editorial-rule);margin-bottom:var(--space-3xl)}.hero-spread--pentagram.page-hero-heading{border:none;box-shadow:none;border-radius:0;padding-inline:0;margin-inline:0;background:transparent!important}@media(min-width:48.001rem){.hero-spread--pentagram.page-hero-heading{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);column-gap:var(--portal-hero-gap);align-items:end;padding-bottom:0}.hero-spread--pentagram .portal__hero-copy{grid-column:1;grid-row:1;padding:0;align-self:end;z-index:2}.hero-spread--pentagram .page-hero-heading__art{grid-column:2;grid-row:1;align-self:end;transform:translate(8%) translateY(4%) rotate(-2deg)}.hero-spread--pentagram .page-hero-heading__illustration{max-height:min(36rem,72vh);border-width:2px;box-shadow:14px 18px color-mix(in srgb,var(--color-accent) 22%,transparent),0 0 0 1px var(--hero-poster-ink, #000609)}}.portal__hero-kicker{margin:0 0 var(--space-md);font-family:var(--font-sans);font-size:11px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--color-accent)}.portal__headline--display{font-family:var(--font-display);font-size:var(--text-display-hero);font-weight:400;line-height:.92;letter-spacing:-.035em;color:var(--color-text);margin:0;max-width:none}.portal__headline--display:after{display:none!important}.headline-line{display:block;overflow:hidden}.headline-line>span,.headline-line{transform:translateY(110%);opacity:0;transition:transform .9s cubic-bezier(.16,1,.3,1),opacity .7s ease}.headline-line.is-visible{transform:translateY(0);opacity:1}.headline-line--fill{color:var(--color-accent);font-style:italic}.portal__hero-dek{margin:var(--space-xl) 0 0;max-width:26rem;padding-top:var(--space-lg);border-top:2px solid var(--color-text);font-size:var(--text-body-lg, 1.125rem);line-height:1.65;color:var(--color-text-muted)}.portal__hero-dek strong{color:var(--color-text);font-weight:600}@media(prefers-reduced-motion:reduce){.headline-line,.headline-line.is-visible{transform:none;opacity:1;transition:none}}.chapter-index{margin-bottom:var(--space-3xl)}.chapter-index__head{display:grid;grid-template-columns:auto 1fr;gap:var(--space-md) var(--space-xl);align-items:end;margin-bottom:var(--space-xl);padding-bottom:var(--space-md);border-bottom:var(--editorial-rule)}.chapter-index__label{font-family:var(--font-sans);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--color-accent);writing-mode:vertical-rl;transform:rotate(180deg);align-self:start}.chapter-index__title{margin:0;font-family:var(--font-display);font-size:clamp(2rem,4vw,3rem);font-weight:400;letter-spacing:-.02em;line-height:1.05;color:var(--color-text)}.chapter-index__list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:0}.chapter-index__item{border-bottom:var(--editorial-rule)}.chapter-index__item:first-child{border-top:var(--editorial-rule)}.chapter-index-card{position:relative;display:grid;grid-template-columns:3.5rem auto 1fr auto;grid-template-rows:auto auto;gap:0 var(--space-lg);align-items:center;padding:var(--space-xl) var(--space-md);text-decoration:none;color:inherit;overflow:hidden;transition:background .35s cubic-bezier(.16,1,.3,1),transform .2s ease;transform-style:preserve-3d}.chapter-index-card__watermark{position:absolute;right:5%;top:50%;transform:translateY(-50%);font-family:var(--font-display);font-size:var(--text-index-watermark);line-height:1;letter-spacing:-.04em;color:var(--color-text);opacity:.045;pointer-events:none;user-select:none}.chapter-index-card__chapter{grid-row:1 / 3;font-family:var(--font-display);font-size:clamp(1.75rem,3vw,2.5rem);font-weight:400;line-height:1;color:var(--color-accent);letter-spacing:-.03em}.chapter-index-card__icon{grid-row:1 / 3;width:2.75rem;height:2.75rem;margin:0}.chapter-index-card__body{display:flex;flex-direction:column;gap:.35rem;min-width:0;z-index:1}.chapter-index-card__title{font-family:var(--font-sans);font-size:clamp(1.125rem,2vw,1.375rem);font-weight:600;letter-spacing:-.02em;line-height:1.2;color:var(--color-text)}.chapter-index-card__desc{font-size:.9375rem;line-height:1.55;color:var(--color-text-muted);max-width:36rem}.chapter-index-card__cta{display:flex;align-items:center;gap:.5rem;z-index:1;font-size:.8125rem;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--color-accent);white-space:nowrap}.chapter-index-card__arrow{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border:1px solid var(--color-border);border-radius:50%;font-size:1rem;transition:transform .35s cubic-bezier(.16,1,.3,1),background .25s ease,border-color .25s ease,color .25s ease}.chapter-index-card:hover,.chapter-index-card:focus-visible{background:var(--color-text)}.chapter-index-card:hover .chapter-index-card__title,.chapter-index-card:hover .chapter-index-card__desc,.chapter-index-card:focus-visible .chapter-index-card__title,.chapter-index-card:focus-visible .chapter-index-card__desc{color:var(--cream)}.chapter-index-card:hover .chapter-index-card__chapter,.chapter-index-card:focus-visible .chapter-index-card__chapter{color:color-mix(in srgb,var(--cream) 85%,var(--color-accent))}.chapter-index-card:hover .chapter-index-card__cta,.chapter-index-card:focus-visible .chapter-index-card__cta{color:var(--cream)}.chapter-index-card:hover .chapter-index-card__arrow,.chapter-index-card:focus-visible .chapter-index-card__arrow{background:var(--color-accent);border-color:var(--color-accent);color:var(--white);transform:translate(4px) scale(1.05)}.chapter-index-card:focus-visible{outline:2px solid var(--color-accent);outline-offset:2px}@media(max-width:52rem){.chapter-index-card{grid-template-columns:2.75rem auto 1fr;grid-template-rows:auto auto auto;padding:var(--space-lg) 0}.chapter-index-card__cta{grid-column:2 / -1;margin-top:var(--space-sm)}.chapter-index-card__watermark{right:-5%;opacity:.03}}.editorial-pull-quote--spread{position:relative;max-width:none;margin:var(--space-3xl) calc(-1 * var(--layout-gutter));padding:var(--space-3xl) var(--layout-gutter);background:color-mix(in srgb,var(--color-accent-light) 45%,var(--color-bg));border-block:var(--editorial-rule)}.editorial-pull-quote--spread blockquote{padding:0;border:none;max-width:var(--layout-max);margin:0 auto;text-align:center}.editorial-pull-quote--spread blockquote p{font-size:var(--text-display-quote);line-height:1.2;max-width:18ch;margin-inline:auto}.editorial-pull-quote--spread blockquote p:before{content:"“";display:block;font-size:4rem;line-height:.6;color:var(--color-accent);margin-bottom:var(--space-md)}.editorial-pull-quote--spread figcaption{text-align:center;padding:0;margin-top:var(--space-lg)}.ink-prompt-band{position:relative;margin:var(--space-2xl) calc(-1 * var(--layout-gutter));padding:var(--space-3xl) var(--layout-gutter);background:var(--editorial-ink);overflow:hidden}.ink-prompt-band__ghost{position:absolute;inset:auto -5% -20% auto;font-family:var(--font-display);font-size:clamp(6rem,18vw,14rem);line-height:.85;letter-spacing:-.04em;color:var(--white);opacity:.04;pointer-events:none;user-select:none}.ink-prompt-band__inner{position:relative;z-index:1;max-width:var(--layout-max);margin:0 auto}.ink-prompt-band__intro{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:var(--space-xl);margin-bottom:var(--space-xl);padding-bottom:var(--space-xl);border-bottom:1px solid rgb(255 255 255 / .1)}.ink-prompt-band__label-row{display:flex;align-items:flex-start;gap:var(--space-3)}.ink-prompt-band__heading{margin:0;font-family:var(--font-display);font-size:clamp(1.75rem,3.5vw,2.5rem);font-weight:400;line-height:1.15;letter-spacing:-.02em;color:var(--cream)}.ink-prompt-band__intro-text{margin:0;font-size:1.0625rem;line-height:1.65;color:#ffffff8c;align-self:end}.ink-prompt-panel--editorial{max-width:none;margin:0;padding:var(--space-8, 2rem);background:#ffffff0a;border:1px solid rgb(255 255 255 / .12);border-radius:0}.ink-prompt-panel--editorial .ink-prompt-panel__text{font-size:clamp(.9375rem,1.5vw,1.0625rem);line-height:1.7}.ink-prompt-panel--editorial .ink-prompt-panel__copy{min-height:48px;padding:.75rem 1.5rem;font-size:.875rem;letter-spacing:.03em;text-transform:uppercase}@media(max-width:48rem){.ink-prompt-band__intro{grid-template-columns:1fr}}.lesson-progress--editorial{padding:var(--space-lg) 0 var(--space-xl);border-bottom:1px solid var(--color-border)}.lesson-progress--editorial .lesson-progress__track{display:flex;gap:0;counter-reset:lesson-step}.lesson-progress--editorial .lesson-progress__step{flex:1;min-width:0;counter-increment:lesson-step}.lesson-progress--editorial .lesson-progress__step:not(:last-child):after{display:none}.lesson-progress--editorial .lesson-progress__link{flex-direction:column;align-items:flex-start;gap:var(--space-xs);width:100%;padding:var(--space-sm) var(--space-xs) 0 0;border-top:2px solid transparent;transition:border-color .25s ease}.lesson-progress--editorial .lesson-progress__step--current .lesson-progress__link{border-top-color:var(--path-accent, var(--color-accent))}.lesson-progress--editorial .lesson-progress__node{display:none}.lesson-progress--editorial .lesson-progress__index{display:block;font-family:var(--font-display);font-size:clamp(1.25rem,2vw,1.75rem);line-height:1;color:color-mix(in srgb,var(--color-text) 25%,var(--color-border));margin-bottom:var(--space-xs);letter-spacing:-.03em}.lesson-progress--editorial .lesson-progress__step--completed .lesson-progress__index,.lesson-progress--editorial .lesson-progress__step--current .lesson-progress__index{color:var(--path-accent, var(--color-accent))}.lesson-progress--editorial .lesson-progress__label{align-items:flex-start;text-align:left;width:100%}.lesson-progress--editorial .lesson-progress__number{font-size:9px;letter-spacing:.14em;color:var(--color-text-tertiary)}.lesson-progress--editorial .lesson-progress__step--current .lesson-progress__number{color:var(--color-accent)}.lesson-progress--editorial .lesson-progress__name{font-size:11px;font-weight:600;color:var(--color-text-secondary);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.lesson-progress--editorial .lesson-progress__step--current .lesson-progress__name{color:var(--color-text)}.lesson-progress__bar{height:3px;background:var(--color-border-subtle);margin-top:var(--space-md);overflow:hidden}.lesson-progress__bar-fill{display:block;height:100%;width:var(--progress-pct, 0%);background:var(--path-accent, var(--color-accent));transform-origin:left;transition:width .8s cubic-bezier(.16,1,.3,1)}@media(max-width:768px){.lesson-progress--editorial .lesson-progress__step:not(.lesson-progress__step--current) .lesson-progress__name{display:none}}.foundations-lesson__header--editorial h1{font-family:var(--font-display);font-size:clamp(2.25rem,5vw,3.25rem);font-weight:400;letter-spacing:-.03em;line-height:1.08;max-width:16ch}.lesson-spread--editorial{border-bottom:none;padding-bottom:0;margin-bottom:var(--space-2)}.lesson-spread--editorial:before{content:"";display:inline-block;width:2rem;height:2px;background:var(--color-accent);margin-right:.65rem;vertical-align:middle}.scroll-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:calc(var(--z-nav) + 2);background:transparent;pointer-events:none;transform:scaleX(0);transform-origin:left;background:var(--color-accent)}.hero-spread--pentagram.page-hero-heading:not(.page-hero-heading--home)>h1,.hero-spread--pentagram .learning-development-hero-copy h1{font-size:clamp(2.75rem,6vw,4.5rem);line-height:.95;letter-spacing:-.035em}.hero-spread--pentagram.page-hero-heading:not(.page-hero-heading--home)>h1:after,.hero-spread--pentagram .learning-development-hero-copy h1:after{width:4rem!important;height:3px!important;background:var(--color-accent)!important;margin-top:var(--space-lg)!important}.ink-prompt-band .delight-icon{background:#c4520a38;color:var(--cream);flex-shrink:0}.ink-prompt-band.is-copied .ink-prompt-band__ghost{opacity:.07;color:color-mix(in srgb,var(--success, #2d6a4f) 40%,var(--cream))}@media(max-width:48rem){.portal__headline--display{font-size:clamp(2.75rem,14vw,4rem)}.portal__hero-dek{max-width:none}.hero-spread--pentagram .page-hero-heading__art{transform:none;margin-top:var(--space-xl)}}