/* Homepage: an Esotech introduction, a product lineage, and a clear next step. */
.marketing-home { --home-section: clamp(4rem, 7vw, 7rem); }
.marketing-home .shell { width: min(84rem, calc(100% - 6rem)); }
.marketing-home main { overflow: clip; }
.marketing-home h2 { margin: 0; font-size: clamp(2rem, 3.4vw, 3.1rem); font-weight: 550; line-height: 1.14; letter-spacing: -.045em; text-wrap: balance; }
.marketing-home p { text-wrap: pretty; }
.marketing-home .home-kicker { margin: 0 0 1.5rem; font-size: .7rem; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--brand-blue-bright); }
.marketing-home .text-action { gap: .8rem; font-weight: 500; text-decoration: none; }
.marketing-home .text-action span { color: var(--brand-blue-bright); }
.marketing-home .text-action:hover { text-decoration: underline; text-underline-offset: .3em; }
.marketing-home .home-hero { min-height: 0; background: var(--surface-deep); }
.home-hero__layout { display: grid; grid-template-columns: 1.35fr 1fr; align-items: center; gap: 2rem; padding-block: 10rem 4rem; }
.home-hero__copy { position: relative; z-index: 1; }
.marketing-home .home-hero h1 { max-width: none; font-size: clamp(3rem, 5.1vw, 4.75rem); line-height: 1.05; letter-spacing: -.055em; font-weight: 550; }
.marketing-home .home-hero h1 span { display: block; white-space: nowrap; }
.home-hero__lede { max-width: 43ch; margin: 1.7rem 0 0; font-size: 1.12rem; line-height: 1.65; color: var(--ink-soft); }
.home-hero__lede strong { font-weight: 500; color: var(--ink-strong); }
.home-actions { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem 1.75rem; margin-top: 2rem; }
.home-identity { min-width: 0; padding-left: 1rem; }
.home-identity__frame { position: relative; isolation: isolate; height: clamp(21rem, 33vw, 30rem); border: 1px solid var(--rule-soft); background-image: linear-gradient(color-mix(in oklch, var(--rule) 24%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in oklch, var(--rule) 24%, transparent) 1px, transparent 1px); background-size: 2.5rem 2.5rem; }
.home-identity__frame::before, .home-identity__frame::after { content: '+'; position: absolute; font: 1.15rem var(--font-data); color: var(--brand-blue-bright); background: var(--surface-deep); line-height: 1; }
.home-identity__frame::before { left: -.4rem; top: -.6rem; }
.home-identity__frame::after { right: -.4rem; bottom: -.6rem; }
.home-identity__frame .particle-field { z-index: 0; }
.home-identity__frame .particle-fallback { z-index: 0; top: 49%; left: 50%; width: 60%; height: 65%; opacity: .7; }
.home-identity__frame .particle-field.is-ready ~ .particle-fallback { opacity: 0; }
.home-identity__label { position: absolute; top: 1.2rem; left: 1.2rem; right: 1.2rem; color: var(--ink-muted); font: .61rem var(--font-data); letter-spacing: .04em; }
.home-identity__word { position: absolute; bottom: 1.3rem; left: 0; right: 0; text-align: center; font: 500 .88rem var(--font-heading); letter-spacing: .4em; }
.home-identity__family { position: relative; display: flex; align-items: center; justify-content: space-between; gap: 1.5rem; margin: 1.8rem 2rem 0; font: 500 .75rem var(--font-data); letter-spacing: .05em; color: var(--ink-soft); }
.home-identity__family::before { content: ''; position: absolute; bottom: calc(100% + .8rem); left: 50%; height: 1rem; width: 1px; background: var(--rule); }
.home-identity__connector { flex: 1; height: 1px; background: var(--rule); }
.home-hero__foot { display: flex; justify-content: space-between; align-items: center; gap: 2rem; padding-block: 1.25rem; border-top: 1px solid var(--rule); font-size: .75rem; color: var(--ink-muted); }
.home-hero__foot a { text-decoration: none; color: var(--ink-soft); }
.home-hero__foot a span { margin-left: 1rem; color: var(--brand-blue-bright); }
.home-origin { padding-block: var(--home-section); background: var(--surface-raised); border-block: 1px solid var(--rule-soft); }
.home-origin__layout { display: grid; grid-template-columns: 1fr 2.7fr; gap: 3rem; }
.home-origin__layout > .home-kicker { margin-top: .6rem; }
.home-origin__body { display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem; margin: 1.5rem 0 .7rem; max-width: 63rem; color: var(--ink-soft); }
.home-origin__body p { margin: 0; line-height: 1.7; }
.home-origin .text-action { margin-top: .65rem; }
.home-products { padding-block: var(--home-section); }
.home-section-head { display: flex; justify-content: space-between; align-items: end; gap: 3rem; margin-bottom: 3rem; }
.home-section-head > p { max-width: 25ch; margin: 0 0 .2rem; color: var(--ink-soft); font-size: 1.05rem; }
.home-product-family { display: grid; grid-template-columns: 1fr 2.35fr; border-block: 1px solid var(--rule); }
.home-product-stage { margin: 0 0 2rem; font-size: .64rem; letter-spacing: .06em; font-weight: 500; color: var(--ink-muted); }
.home-stage-dot { display: inline-block; width: .35rem; height: .35rem; margin-right: .35rem; background: var(--ink-muted); vertical-align: middle; }
.home-stage-dot--bright { background: var(--brand-blue-bright); }
.home-product-original { padding: 2rem 2rem 2rem 0; border-right: 1px solid var(--rule); }
.home-product-original__mark { width: 3.1rem; height: 3.1rem; object-fit: contain; margin-bottom: 1rem; }
.marketing-home .home-product-family h3 { margin: 0; font: 500 clamp(1.7rem, 2.6vw, 2.4rem) var(--font-heading); letter-spacing: -.045em; }
.home-product-label { color: var(--ink-strong); font-size: .9rem; line-height: 1.5; margin: .7rem 0 1rem; }
.home-product-original > p:not([class]) { color: var(--ink-soft); font-size: .95rem; line-height: 1.7; }
.home-product-original .text-action { margin-top: 1.3rem; font-size: .9rem; }
.home-product-next { min-width: 0; padding: 2rem 0 1rem 2rem; }
.home-product-next .home-product-stage { color: var(--brand-blue-bright); margin-bottom: 1rem; }
.home-product-next__intro { display: flex; gap: 1.5rem; justify-content: space-between; align-items: center; margin-bottom: .7rem; }
.home-product-next__intro .action { flex: none; }
.home-product-screen { display: block; border: 1px solid var(--rule); text-decoration: none; overflow: hidden; background: var(--surface-raised); }
.home-screen-bar { display: flex; justify-content: space-between; gap: 1rem; padding: .7rem 1rem; border-bottom: 1px solid var(--rule); color: var(--ink-soft); font: .6rem var(--font-data); }
.home-product-screen img { display: block; width: 100%; height: auto; transition: transform 350ms var(--ease-out); }
@media (hover: hover) { .home-product-screen:hover img { transform: scale(1.015); } }
.home-product-screen .home-screen-light { display: none; }
[data-theme='light'] .home-product-screen .home-screen-light { display: block; }
[data-theme='light'] .home-product-screen .home-screen-dark { display: none; }
.home-product-caption { color: var(--ink-muted); font-size: .75rem; margin: 1rem 0; }
.home-engineering { position: relative; padding-block: var(--home-section); background: var(--surface-raised); border-block: 1px solid var(--rule-soft); }
.home-anchor { position: absolute; top: 0; }
.home-engineering__layout { display: grid; grid-template-columns: 1.1fr 1fr; gap: clamp(3rem, 7vw, 8rem); }
.home-engineering__intro > p:not([class]) { max-width: 44ch; color: var(--ink-soft); line-height: 1.7; margin: 1.5rem 0; }
.home-engineering__services { border-top: 1px solid var(--rule); }
.home-engineering__services details { border-bottom: 1px solid var(--rule); }
.home-engineering__services summary { display: flex; align-items: center; gap: 1.1rem; list-style: none; padding-block: 1.5rem; font-size: 1.05rem; font-weight: 500; cursor: pointer; }
.home-engineering__services summary::-webkit-details-marker { display: none; }
.home-engineering__services summary > span { font: .6rem var(--font-data); color: var(--brand-blue-bright); }
.home-engineering__services summary > i { font: 300 1.4rem var(--font-body); margin-left: auto; color: var(--ink-muted); transition: transform 180ms var(--ease-out); }
.home-engineering__services details[open] summary > i { transform: rotate(45deg); }
.home-engineering__services details p { padding: 0 2rem 1.5rem; margin: 0; color: var(--ink-soft); font-size: .95rem; line-height: 1.7; }
.home-contact { padding-block: var(--home-section); background: color-mix(in oklch, var(--brand-blue) 7%, var(--surface-deep)); }
.home-contact__layout { display: grid; grid-template-columns: 1.5fr 1fr; align-items: center; gap: 5rem; }
.home-contact__body > p { color: var(--ink-soft); font-size: 1.1rem; max-width: 33ch; margin: 0 0 1.7rem; }
.home-contact__secondary { display: block; margin-top: 1.5rem; font-size: .83rem; color: var(--ink-soft); text-decoration: none; }
.home-contact__secondary:hover { text-decoration: underline; text-underline-offset: .3em; }
.marketing-home :is(section, .home-anchor)[id] { scroll-margin-top: 6rem; }
@media (max-width: 1100px) {
  .marketing-home .shell { width: calc(100% - 4rem); }
  .home-hero__layout { grid-template-columns: 1.35fr 1fr; gap: 1rem; padding-top: 8rem; }
  .marketing-home .home-hero h1 { font-size: clamp(2.75rem, 5.1vw, 3.5rem); }
  .home-identity__label { font-size: .52rem; }
  .home-product-next__intro { display: block; }
  .home-product-next__intro .action { margin-bottom: 1rem; }
  .home-origin__layout { grid-template-columns: 1fr 3fr; gap: 2rem; }
}
@media (max-width: 760px) {
  .marketing-home { --home-section: 3.5rem; }
  .marketing-home .shell { width: calc(100% - 2.5rem); }
  .marketing-home h2 { font-size: clamp(1.85rem, 6.4vw, 2.8rem); letter-spacing: -.035em; }
  .marketing-home .home-kicker { font-size: .63rem; margin-bottom: 1.1rem; }
  .home-hero__layout { display: flex; flex-direction: column; align-items: stretch; gap: 2rem; padding-block: 7.2rem 2rem; }
  .marketing-home .home-hero h1 { font-size: clamp(2.15rem, 8.8vw, 3.85rem); line-height: 1.09; letter-spacing: -.05em; }
  .home-hero__lede { margin-top: 1.3rem; font-size: 1rem; max-width: 43ch; }
  .home-actions { gap: .65rem 1.5rem; margin-top: 1.5rem; }
  .home-actions .action { min-height: 3rem; font-size: .82rem; padding-inline: 1rem; }
  .home-actions .text-action { font-size: .86rem; }
  .home-identity { padding: 0; }
  .home-identity__frame { height: 15rem; background-size: 2rem 2rem; }
  .home-identity__label { font-size: .55rem; }
  .home-identity__word { font-size: .65rem; letter-spacing: .35em; }
  .home-identity__family { margin-top: 1.4rem; font-size: .63rem; }
  .home-hero__foot { padding-block: 1rem; gap: 1rem; font-size: .64rem; }
  .home-hero__foot > span { max-width: 24ch; }
  .home-hero__foot a { white-space: nowrap; }
  .home-origin__layout, .home-engineering__layout, .home-contact__layout { grid-template-columns: 1fr; gap: 1.5rem; }
  .home-origin__layout > .home-kicker { margin: 0; }
  .home-origin__body { grid-template-columns: 1fr; gap: 1rem; font-size: .98rem; margin-top: 1.25rem; }
  .home-section-head { display: block; margin-bottom: 2rem; }
  .home-section-head > p { max-width: 35ch; margin-top: 1rem; font-size: .98rem; }
  .home-product-family { grid-template-columns: 1fr; }
  .home-product-original { padding: 1.5rem 0; border-right: 0; border-bottom: 1px solid var(--rule); }
  .home-product-original__mark { float: right; width: 3.2rem; margin: 0 1rem 0 1.5rem; }
  .home-product-original > p:not([class]) { max-width: 42ch; }
  .home-product-original .text-action { margin-top: .25rem; }
  .home-product-stage { margin-bottom: 1.5rem; }
  .home-product-next { padding: 1.7rem 0 0; }
  .home-product-next .home-product-stage { font-size: .61rem; }
  .home-screen-bar { font-size: .52rem; padding-inline: .65rem; }
  .home-screen-bar > span:last-child { display: none; }
  .home-product-caption { font-size: .72rem; }
  .home-engineering__layout { gap: 2rem; }
  .home-engineering__services summary { padding-block: 1.2rem; }
  .home-contact__body > p { font-size: 1rem; max-width: 35ch; }
}
@media (prefers-reduced-motion: reduce) { .home-product-screen img, .home-engineering__services summary > i { transition: none; } }