:root {
  color-scheme: dark;
  --ink: #071014;
  --ink-soft: #0d1a20;
  --panel: #102129;
  --line: #27404a;
  --paper: #edf7f5;
  --muted: #9fb3b8;
  --signal: #58e6d9;
  --signal-dark: #0a4746;
  --warning: #f1c875;
  --max-width: 1200px;
  --gutter: clamp(1.25rem, 4vw, 3.5rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-width: 20rem;
  background: linear-gradient(rgba(88, 230, 217, 0.035) 1px, transparent 1px), linear-gradient(90deg, rgba(88, 230, 217, 0.035) 1px, transparent 1px), var(--ink);
  background-size: 42px 42px;
  color: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1rem;
  line-height: 1.6;
}
a { color: inherit; }
a:focus-visible { outline: 3px solid var(--warning); outline-offset: 4px; }
.skip-link { position: fixed; z-index: 20; top: .75rem; left: .75rem; padding: .75rem 1rem; background: var(--paper); color: var(--ink); font-weight: 750; transform: translateY(-200%); }
.skip-link:focus { transform: translateY(0); }
.site-header, main, footer { width: min(100%, var(--max-width)); margin-inline: auto; }
.site-header { display: flex; align-items: center; justify-content: space-between; min-height: 5.5rem; padding-inline: var(--gutter); border-bottom: 1px solid var(--line); }
.wordmark { display: inline-flex; align-items: center; gap: .8rem; text-decoration: none; font-weight: 760; letter-spacing: -.02em; }
.wordmark-mark { display: grid; width: 2.25rem; aspect-ratio: 1; place-items: center; border: 1px solid var(--signal); color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .8rem; letter-spacing: .08em; }
nav { display: flex; gap: clamp(1rem, 3vw, 2.25rem); }
nav a { color: var(--muted); font-size: .9rem; font-weight: 650; text-decoration: none; }
nav a:hover { color: var(--signal); }
.hero { display: grid; grid-template-columns: minmax(0, 1.55fr) minmax(18rem, .75fr); gap: clamp(2rem, 7vw, 6rem); min-height: 39rem; align-items: center; padding: clamp(4rem, 9vw, 8rem) var(--gutter); }
.eyebrow { margin: 0 0 1rem; color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .78rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1, h2, h3 { line-height: 1.04; letter-spacing: -.045em; }
h1 { max-width: 13ch; margin-bottom: 1.5rem; font-size: clamp(3rem, 7.3vw, 6.4rem); font-weight: 780; }
h2 { font-size: clamp(2.2rem, 4.7vw, 4.4rem); }
h3 { margin-bottom: 1rem; font-size: clamp(1.8rem, 3vw, 2.7rem); }
.working-title { display: block; margin-top: .55rem; color: var(--muted); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .7rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.hero-summary { max-width: 42rem; margin-bottom: 2rem; color: #c2d1d4; font-size: clamp(1.05rem, 2vw, 1.3rem); }
.hero-actions, .contact-links { display: flex; flex-wrap: wrap; gap: .8rem; }
.button { display: inline-flex; min-height: 3rem; align-items: center; justify-content: center; padding: .7rem 1.1rem; border: 1px solid var(--signal); font-size: .92rem; font-weight: 750; text-decoration: none; }
.button-primary { background: var(--signal); color: var(--ink); }
.button-primary:hover { background: #85fff2; }
.button-secondary { background: rgba(7,16,20,.55); color: var(--paper); }
.button-secondary:hover { background: var(--signal-dark); }
.signal-board { position: relative; padding: 1.2rem; border: 1px solid var(--line); background: rgba(13,26,32,.88); box-shadow: 1.25rem 1.25rem 0 rgba(88,230,217,.06); }
.signal-board::before { position: absolute; inset: -1px -1px auto auto; width: 3.5rem; height: 3px; background: var(--signal); content: ""; }
.signal-heading { display: flex; justify-content: space-between; padding-bottom: .9rem; border-bottom: 1px solid var(--line); color: var(--muted); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; }
.signal-pulse { width: .55rem; height: .55rem; border-radius: 50%; background: var(--signal); box-shadow: 0 0 0 .35rem rgba(88,230,217,.1); }
.signal-board ul, .project-proof { margin: 0; padding: 0; list-style: none; }
.signal-board li { display: grid; grid-template-columns: 2.25rem 1fr; gap: .7rem; padding: 1.1rem 0; border-bottom: 1px solid var(--line); }
.signal-board li:last-child { border-bottom: 0; }
.signal-number { color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .78rem; }
.signal-board strong, .signal-board small { display: block; }
.signal-board small { margin-top: .2rem; color: var(--muted); font-size: .85rem; }
.work-section, .ideas-section, .approach-section, .about-section, .contact-section { margin-inline: var(--gutter); border-top: 1px solid var(--line); }
.work-section { padding: clamp(4rem, 8vw, 7rem) 0; }
.section-heading { display: grid; grid-template-columns: 1.2fr .8fr; gap: 3rem; align-items: end; margin-bottom: 3rem; }
.section-heading h2 { max-width: 13ch; margin-bottom: 0; }
.section-heading > p { max-width: 34rem; margin-bottom: .5rem; color: var(--muted); font-size: 1.05rem; }
.project-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }
.project-card { position: relative; min-height: 31rem; overflow: hidden; padding: clamp(1.4rem, 3vw, 2.4rem); border: 1px solid var(--line); background: rgba(13,26,32,.94); }
.project-card-featured { grid-column: span 2; min-height: 27rem; padding-right: min(34%, 24rem); background: linear-gradient(120deg, var(--panel) 0 68%, var(--signal-dark) 68% 100%); }
.project-card:hover { border-color: var(--signal); }
.project-meta { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .7rem; margin-bottom: 4.5rem; color: var(--muted); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .76rem; }
.status { color: var(--paper); }
.status::before { display: inline-block; width: .5rem; height: .5rem; margin-right: .45rem; border-radius: 50%; background: currentColor; content: ""; }
.status-active { color: var(--signal); }
.status-review { color: var(--warning); }
.project-index { position: absolute; right: 1.4rem; bottom: -2.6rem; color: rgba(237,247,245,.055); font-family: ui-monospace, "Cascadia Code", monospace; font-size: 10rem; font-weight: 800; line-height: 1; }
.project-card h3, .project-card > p, .project-proof, .text-link { position: relative; z-index: 1; }
.project-card > p { max-width: 44rem; color: #bdcdd1; }
.project-proof { display: flex; flex-wrap: wrap; gap: .5rem; margin: 1.5rem 0 2rem; }
.project-proof li { padding: .35rem .6rem; border: 1px solid var(--line); color: var(--muted); font-size: .78rem; }
.text-link { display: inline-block; color: var(--signal); font-weight: 750; text-underline-offset: .25rem; }
.text-link-muted { color: var(--muted); }
.project-links { position: relative; z-index: 1; display: flex; flex-wrap: wrap; gap: 1.25rem; }
.supporting-heading { display: flex; align-items: end; justify-content: space-between; gap: 2rem; margin: clamp(4rem, 8vw, 7rem) 0 1.5rem; }
.supporting-heading p { margin-bottom: 0; }
.supporting-heading > p:last-child { color: var(--muted); }
.supporting-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.supporting-grid-two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.supporting-grid article { min-height: 19rem; padding: 1.6rem; border-right: 1px solid var(--line); background: rgba(7,16,20,.45); }
.supporting-grid article:last-child { border-right: 0; }
.supporting-grid article > span:first-child { color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .75rem; letter-spacing: .06em; text-transform: uppercase; }
.supporting-grid h3 { margin: 2.5rem 0 1rem; font-size: clamp(1.5rem, 2.5vw, 2.1rem); }
.supporting-grid p { color: var(--muted); }
.supporting-grid strong, .supporting-grid a { color: var(--paper); font-size: .82rem; font-weight: 750; text-underline-offset: .25rem; }
.ideas-section { padding: clamp(5rem, 10vw, 9rem) 0; }
.lineage { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); border: 1px solid var(--line); background: rgba(13,26,32,.72); }
.lineage article { position: relative; min-height: 29rem; padding: clamp(1.4rem, 3vw, 2.2rem); border-right: 1px solid var(--line); }
.lineage article:last-child { border-right: 0; }
.lineage article:not(:last-child)::after { position: absolute; z-index: 2; top: 2.1rem; right: -.45rem; width: .8rem; height: .8rem; border-top: 2px solid var(--signal); border-right: 2px solid var(--signal); background: var(--ink-soft); content: ""; transform: rotate(45deg); }
.lineage-number { color: rgba(88,230,217,.18); font-family: ui-monospace, "Cascadia Code", monospace; font-size: 4.5rem; font-weight: 800; line-height: 1; }
.lineage-type { margin: 2.5rem 0 .7rem; color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .75rem; letter-spacing: .08em; text-transform: uppercase; }
.lineage h3 { font-size: clamp(1.8rem, 3vw, 2.5rem); }
.lineage article > p:not(.lineage-type) { color: #bdcdd1; }
.lineage article > span { position: absolute; right: clamp(1.4rem, 3vw, 2.2rem); bottom: 1.8rem; left: clamp(1.4rem, 3vw, 2.2rem); padding-top: 1rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .82rem; font-weight: 700; }
.lineage-thesis { max-width: 58rem; margin: 2.5rem auto 0; color: var(--paper); font-size: clamp(1.15rem, 2.2vw, 1.5rem); line-height: 1.55; text-align: center; }
.approach-section { position: relative; display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 8vw, 7rem); padding: clamp(5rem, 10vw, 9rem) 0; }
.section-marker { position: absolute; top: 0; right: 0; padding: .45rem .65rem; background: var(--paper); color: var(--ink); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .7rem; font-weight: 800; letter-spacing: .12em; }
.approach-copy h2 { max-width: 12ch; }
.approach-copy > p:last-child, .about-grid p, .contact-section > p { color: var(--muted); font-size: 1.05rem; }
.approach-steps { margin: 0; padding: 0; list-style: none; }
.approach-steps li { display: grid; grid-template-columns: 2rem 1fr; gap: 0 1rem; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.approach-steps span { grid-row: span 2; color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .76rem; }
.approach-steps p { margin: .35rem 0 0; color: var(--muted); }
.about-section { padding: clamp(4rem, 8vw, 7rem) 0; }
.about-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(2rem, 8vw, 7rem); }
.about-grid h2 { margin-bottom: 0; }
.contact-section { padding: clamp(5rem, 10vw, 9rem) 0; text-align: center; }
.contact-section h2 { margin-bottom: 1rem; }
.contact-section > p { max-width: 42rem; margin: 0 auto 2rem; }
.contact-links { justify-content: center; }
footer { display: flex; justify-content: space-between; gap: 2rem; padding: 2rem var(--gutter) 3rem; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; }

/* Case studies */
.case-hero { display: grid; grid-template-columns: minmax(0, 1.4fr) minmax(18rem, .6fr); gap: clamp(2rem, 7vw, 6rem); align-items: end; padding: clamp(5rem, 10vw, 9rem) var(--gutter) clamp(4rem, 8vw, 7rem); }
.case-hero h1 { max-width: 12ch; }
.case-facts { border: 1px solid var(--line); background: rgba(13,26,32,.9); }
.case-facts p { display: grid; gap: .25rem; margin: 0; padding: 1rem 1.2rem; border-bottom: 1px solid var(--line); }
.case-facts p:last-child { border-bottom: 0; }
.case-facts span { color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .7rem; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; }
.case-facts strong { color: var(--paper); font-size: .9rem; }
.case-image { margin: 0 var(--gutter) clamp(5rem, 10vw, 9rem); border: 1px solid var(--line); background: #000; }
.case-image img { display: block; width: 100%; height: auto; }
.case-image figcaption { padding: .8rem 1rem; border-top: 1px solid var(--line); background: var(--ink-soft); color: var(--muted); font-size: .82rem; }
.case-section { margin-inline: var(--gutter); padding: clamp(5rem, 10vw, 9rem) 0; border-top: 1px solid var(--line); }
.case-section-heading { max-width: 58rem; margin-bottom: clamp(2rem, 5vw, 4rem); }
.case-section-heading h2 { max-width: 14ch; margin-bottom: 1.5rem; }
.case-section-heading > p:last-child:not(.eyebrow) { max-width: 46rem; color: var(--muted); font-size: 1.05rem; }
.case-origin { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 8vw, 7rem); }
.case-origin .case-section-heading { margin-bottom: 0; }
.case-prose { max-width: 47rem; }
.case-prose p { color: #bdcdd1; font-size: clamp(1.05rem, 1.7vw, 1.18rem); }
.case-prose p:last-child { margin-bottom: 0; }
.case-prose cite, .project-card cite { font-style: italic; }
.system-flow { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 0; padding: 0; border: 1px solid var(--line); list-style: none; }
.system-flow li { position: relative; min-height: 20rem; padding: 1.5rem; border-right: 1px solid var(--line); background: rgba(13,26,32,.72); }
.system-flow li:last-child { border-right: 0; }
.system-flow li:not(:last-child)::after { position: absolute; z-index: 2; top: 2rem; right: -.42rem; width: .75rem; height: .75rem; border-top: 2px solid var(--signal); border-right: 2px solid var(--signal); background: var(--ink-soft); content: ""; transform: rotate(45deg); }
.system-flow span, .evidence-grid article > span, .next-list span { color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .75rem; }
.system-flow strong { display: block; margin: 4rem 0 .7rem; font-size: 1.08rem; }
.system-flow p { color: var(--muted); }
.evidence-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--line); }
.evidence-grid article { min-height: 19rem; padding: clamp(1.4rem, 3vw, 2.2rem); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(13,26,32,.72); }
.evidence-grid article:nth-child(2n) { border-right: 0; }
.evidence-grid article:nth-last-child(-n+2) { border-bottom: 0; }
.evidence-grid h3 { margin: 3.5rem 0 1rem; font-size: clamp(1.5rem, 2.4vw, 2.1rem); }
.evidence-grid p { color: var(--muted); }
.verification-section { border-top-color: var(--signal); }
.proof-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); border: 1px solid var(--line); }
.proof-grid article { min-height: 18rem; padding: clamp(1.4rem, 3vw, 2.2rem); border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(13,26,32,.72); }
.proof-grid article:nth-child(2n) { border-right: 0; }
.proof-grid article:nth-last-child(-n+2) { border-bottom: 0; }
.proof-grid article > span { color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .75rem; }
.proof-grid h3 { max-width: 16ch; margin: 3.25rem 0 1rem; font-size: clamp(1.5rem, 2.4vw, 2.1rem); }
.proof-grid p { color: var(--muted); }
.proof-sequence { margin-top: clamp(3rem, 7vw, 6rem); }
.proof-sequence-heading { display: grid; grid-template-columns: .7fr 1.3fr; gap: .5rem clamp(1.5rem, 5vw, 4rem); align-items: start; margin-bottom: 2rem; }
.proof-sequence-heading .eyebrow { grid-column: 1 / -1; margin-bottom: .35rem; }
.proof-sequence-heading h3 { max-width: 18ch; margin: 0; font-size: clamp(1.8rem, 3vw, 2.7rem); letter-spacing: -.035em; }
.proof-sequence-heading > p:last-child { max-width: 44rem; margin: 0; color: var(--muted); }
.proof-sequence-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.proof-sequence-grid figure { margin: 0; background: var(--ink-soft); }
.proof-sequence-grid a { display: block; overflow: hidden; background: #000; }
.proof-sequence-grid img { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; object-fit: contain; transition: opacity .2s ease, transform .2s ease; }
.proof-sequence-grid a:hover img, .proof-sequence-grid a:focus-visible img { opacity: .86; transform: scale(1.01); }
.proof-sequence-grid figcaption { min-height: 8.5rem; padding: 1.2rem; color: var(--muted); font-size: .9rem; }
.proof-sequence-grid figcaption span { display: block; margin-bottom: .7rem; color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.architecture-band { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; margin-top: 2rem; border: 1px solid var(--line); background: var(--line); }
.architecture-band p { margin: 0; padding: 1.4rem; background: rgba(13,26,32,.82); color: var(--muted); }
.architecture-band span { display: block; margin-bottom: .6rem; color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .72rem; font-weight: 700; letter-spacing: .07em; text-transform: uppercase; }
.failure-grid article { min-height: 19rem; }
.technical-note code { color: var(--paper); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .9em; }
.technical-note { display: grid; grid-template-columns: .7fr 1.3fr; gap: clamp(1.5rem, 5vw, 4rem); margin-top: 2rem; padding: clamp(1.4rem, 3vw, 2rem); border-left: 3px solid var(--signal); background: rgba(88,230,217,.055); }
.technical-note .eyebrow { margin-bottom: .55rem; }
.technical-note h3 { margin-bottom: 0; font-size: clamp(1.4rem, 2.2vw, 1.9rem); letter-spacing: -.025em; }
.technical-note > p { margin-bottom: 0; color: #c8d2d3; }
.experiment-path { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.experiment-path li { display: grid; grid-template-columns: minmax(8rem, .35fr) 1fr; gap: clamp(1.5rem, 5vw, 4rem); align-items: baseline; padding: 1.4rem 0; border-bottom: 1px solid var(--line); }
.experiment-path span { color: var(--signal); font-family: ui-monospace, "Cascadia Code", monospace; font-size: .75rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; }
.experiment-path strong { max-width: 50rem; font-size: clamp(1.05rem, 2vw, 1.35rem); font-weight: 650; }
.collaboration-section { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 8vw, 7rem); }
.collaboration-section .case-section-heading { margin-bottom: 0; }
.next-list { margin: 0; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.next-list li { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: 1.25rem 0; border-bottom: 1px solid var(--line); }
.next-list p { margin: 0; }
.case-closing { max-width: 55rem; margin: clamp(3rem, 7vw, 6rem) auto 0; text-align: center; }
.case-closing > p { font-size: clamp(1.3rem, 2.5vw, 1.8rem); line-height: 1.5; }
.case-closing .hero-actions { justify-content: center; margin-top: 2rem; }
@media (max-width: 800px) {
  .site-header { align-items: flex-start; flex-direction: column; gap: 1rem; padding-block: 1rem; }
  nav { width: 100%; overflow-x: auto; padding-bottom: .2rem; }
  .hero, .section-heading, .approach-section, .about-grid, .case-hero, .case-origin, .collaboration-section { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding-block: 4.5rem; }
  .project-card-featured { padding-right: clamp(1.4rem, 3vw, 2.4rem); background: var(--panel); }
  .section-heading { gap: 1rem; }
  .supporting-grid { grid-template-columns: 1fr; }
  .supporting-grid article { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .supporting-grid article:last-child { border-bottom: 0; }
  .lineage { grid-template-columns: 1fr; }
  .lineage article { min-height: auto; padding-bottom: 6rem; border-right: 0; border-bottom: 1px solid var(--line); }
  .lineage article:last-child { border-bottom: 0; }
  .lineage article:not(:last-child)::after { top: auto; right: 2rem; bottom: -.45rem; transform: rotate(135deg); }
  .system-flow { grid-template-columns: 1fr 1fr; }
  .system-flow li:nth-child(2) { border-right: 0; }
  .system-flow li { min-height: 16rem; border-bottom: 1px solid var(--line); }
  .system-flow li:nth-last-child(-n+2) { border-bottom: 0; }
  .system-flow li::after { display: none; }
  .proof-sequence-heading, .technical-note { grid-template-columns: 1fr; }
  .architecture-band { grid-template-columns: 1fr; }
}
@media (max-width: 620px) {
  .wordmark-mark { width: 2rem; }
  nav { gap: 1.2rem; }
  h1 { font-size: clamp(2.8rem, 14vw, 4.5rem); }
  .project-grid { grid-template-columns: 1fr; }
  .project-card, .project-card-featured { grid-column: auto; min-height: auto; }
  .project-meta { margin-bottom: 3rem; }
  .project-index { font-size: 7rem; }
  .supporting-heading { align-items: flex-start; flex-direction: column; gap: .3rem; }
  .system-flow, .evidence-grid, .proof-grid { grid-template-columns: 1fr; }
  .system-flow li, .system-flow li:nth-child(2), .evidence-grid article, .evidence-grid article:nth-child(2n), .evidence-grid article:nth-last-child(-n+2), .proof-grid article, .proof-grid article:nth-child(2n), .proof-grid article:nth-last-child(-n+2) { min-height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .system-flow li:last-child, .evidence-grid article:last-child, .proof-grid article:last-child { border-bottom: 0; }
  .system-flow strong { margin-top: 2rem; }
  .proof-grid h3 { margin-top: 2rem; }
  .proof-sequence-grid { grid-template-columns: 1fr; }
  .proof-sequence-grid figcaption { min-height: 0; }
  .experiment-path li { grid-template-columns: 1fr; gap: .55rem; }
  footer { flex-direction: column; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }