:root {
  color-scheme:light;
  --ink:#162b36;
  --muted:#52636b;
  --paper:#fbfcfa;
  --line:#d8e2e2;
  --accent:#086681;
  --wash:#eaf5f5;
  --serif:Georgia,'Times New Roman',serif
}
* {
  box-sizing:border-box
}
html {
  scroll-behavior:smooth;
  scroll-padding-top:2rem
}
body {
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:18px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased
}
body.crimson {
  --ink:#30212a;
  --muted:#67545d;
  --line:#e6d9de;
  --accent:#9e2347;
  --wash:#f6eaee
}
a {
  color:inherit;
  text-underline-offset:.23em;
  text-decoration-thickness:1px
}
a:hover {
  color:var(--accent)
}
a:focus-visible,button:focus-visible,summary:focus-visible {
  outline:3px solid var(--accent);
  outline-offset:5px;
  border-radius:2px
}
button {
  font:inherit;
  cursor:pointer
}
img {
  display:block;
  max-width:100%;
  height:auto
}
p {
  margin:0 0 1.1em
}
h1,h2,h3 {
  font-weight:550;
  line-height:1.14;
  letter-spacing:-.045em;
  margin:0 0 .65em;
  text-wrap:balance
}
h1 {
  font-size:clamp(2.65rem,5.5vw,5.8rem);
  max-width:1100px
}
h2 {
  font-size:clamp(2rem,3.5vw,3.2rem)
}
h3 {
  font-size:1.35rem;
  letter-spacing:-.025em
}
ul,ol {
  padding-left:1.35em
}
li {
  padding-left:.25em;
  margin-bottom:.65em
}
.wrap {
  width:min(1360px,calc(100% - 96px));
  margin-inline:auto
}
.skip {
  position:fixed;
  top:8px;
  left:8px;
  transform:translateY(-180%);
  z-index:20;
  background:var(--paper);
  padding:12px
}
.skip:focus {
  transform:none
}
.site-header {
  border-bottom:1px solid var(--line)
}
.header-inner {
  min-height:100px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:30px
}
.signature {
  text-decoration:none;
  font:24px var(--serif);
  letter-spacing:-.04em
}
.signature span {
  display:block;
  margin-top:5px;
  font:11px system-ui;
  letter-spacing:.13em;
  text-transform:uppercase;
  color:var(--muted)
}
.site-nav {
  display:flex;
  gap:26px;
  flex-wrap:wrap;
  font-size:14px
}
.site-nav a {
  text-decoration:none;
  padding:8px 0
}
.site-nav [aria-current=page] {
  color:var(--accent);
  border-bottom:2px solid
}
.back {
  display:inline-block;
  margin-bottom:45px;
  font-size:14px;
  color:var(--muted)
}
.hero {
  padding:38px 0 0
}
.eyebrow {
  font-size:12px;
  letter-spacing:.13em;
  text-transform:uppercase;
  color:var(--accent);
  font-weight:650;
  margin-bottom:22px
}
.lead {
  font-size:clamp(1.2rem,1.7vw,1.55rem);
  line-height:1.6;
  max-width:860px;
  color:var(--muted);
  margin-bottom:30px
}
.hero-meta {
  display:grid;
  grid-template-columns:1fr 2fr;
  gap:24px;
  border-top:1px solid var(--line);
  padding-top:22px;
  margin:0 0 42px;
  max-width:1000px
}
.hero-meta dt {
  font-size:12px;
  color:var(--muted);
  margin-bottom:5px
}
.hero-meta dd {
  margin:0;
  font-size:15px
}
.demo-note {
  font-size:13px;
  color:var(--muted);
  margin:18px 0
}
.contents {
  display:flex;
  flex-wrap:wrap;
  gap:12px 26px;
  padding:24px 0;
  border-block:1px solid var(--line);
  font-size:14px;
  margin-top:44px
}
.contents a {
  text-decoration:none
}
.chapter {
  padding:100px 0 0;
  scroll-margin-top:35px
}
.chapter-head {
  display:grid;
  grid-template-columns:190px 1fr;
  gap:50px;
  margin-bottom:35px
}
.chapter-no {
  font-size:13px;
  color:var(--accent);
  padding-top:12px;
  letter-spacing:.03em
}
.chapter-copy {
  max-width:830px
}
.chapter-copy p:last-child {
  margin-bottom:0
}
.role {
  margin-top:32px;
  border-left:2px solid var(--accent);
  padding-left:24px;
  max-width:730px
}
.role p {
  font-size:16px;
  color:var(--muted)
}
.role h3 {
  font-size:18px
}
.shot {
  margin:35px 0 0
}
.shot>a {
  display:block;
  background:var(--wash);
  padding:22px;
  border:1px solid var(--line);
  text-decoration:none;
  cursor:zoom-in;
  transition:border-color .15s
}
.shot>a:hover {
  border-color:var(--accent)
}
.shot img {
  width:100%;
  box-shadow:0 5px 22px #1426340a
}
.shot figcaption {
  display:flex;
  align-items:baseline;
  justify-content:space-between;
  gap:20px;
  font-size:13px;
  line-height:1.5;
  color:var(--muted);
  padding-top:14px
}
.zoom-hint {
  white-space:nowrap;
  color:var(--accent)
}
.section-note {
  margin:26px 0 0 240px;
  font-size:16px;
  max-width:830px;
  color:var(--muted)
}
.paired-text {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:65px;
  margin:55px 0 0 240px
}
.paired-text p {
  font-size:16px;
  color:var(--muted)
}
.mobile-story {
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);
  align-items:start;
  gap:60px;
  margin-top:40px;
  padding:48px;
  background:var(--wash);
  border-radius:4px
}
.mobile-story h3 {
  font-size:1.7rem
}
.mobile-copy {
  padding-top:30px
}
.mobile-copy p {
  font-size:17px
}
.mobile-shots {
  display:flex;
  justify-content:center;
  align-items:flex-start;
  gap:20px;
  min-width:0
}
.mobile-shots .shot {
  margin:0;
  flex:1;
  min-width:0;
  max-width:330px
}
.mobile-shots .shot>a {
  padding:8px;
  background:var(--paper)
}
.mobile-shots .shot figcaption {
  display:block;
  font-size:12px
}
.mobile-shots .zoom-hint {
  display:block;
  margin-top:5px
}
.single-phone .mobile-shots .shot {
  max-width:330px
}
.scenario-band {
  background:var(--wash);
  margin-top:90px;
  padding:65px 0
}
.scenario-grid {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:45px
}
.scenario-grid article {
  border-top:1px solid var(--line);
  padding-top:24px
}
.scenario-grid .step {
  font-family:var(--serif);
  font-size:28px;
  color:var(--accent);
  margin-bottom:15px
}
.scenario-grid p {
  font-size:16px;
  color:var(--muted)
}
.scenario-grid h3 {
  font-size:21px
}
.extras {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:0 50px;
  list-style:none;
  padding:0;
  margin:0
}
.extras li {
  padding:17px 0;
  border-top:1px solid var(--line);
  font-size:16px
}
.extras strong {
  display:block;
  font-weight:600
}
.extras span {
  color:var(--muted)
}
.outcome {
  border-top:1px solid var(--line);
  margin-top:90px;
  padding:75px 0
}
.outcome .chapter-head {
  margin-bottom:0
}
.outcome-lead {
  font-family:var(--serif);
  font-size:clamp(1.5rem,2.5vw,2.2rem);
  line-height:1.45;
  letter-spacing:-.02em
}
.other-cases {
  border-top:1px solid var(--line);
  padding:45px 0 70px
}
.other-cases>p {
  font-size:13px;
  color:var(--muted)
}
.case-links {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:35px
}
.case-link {
  display:flex;
  justify-content:space-between;
  gap:20px;
  text-decoration:none;
  border-top:1px solid var(--line);
  padding:24px 0;
  font-size:22px;
  line-height:1.4
}
.case-link small {
  display:block;
  font-size:13px;
  color:var(--muted);
  margin-top:7px
}
.site-footer {
  padding:25px 0 40px;
  font-size:12px;
  color:var(--muted);
  border-top:1px solid var(--line)
}
.index-main {
  max-width:800px;
  padding-block:70px
}
.index-main h1 {
  font-size:42px
}
.index-list {
  list-style:none;
  padding:0
}
.index-list li {
  border-top:1px solid var(--line);
  padding:22px 0;
  margin:0
}
.index-list a {
  display:block;
  font-size:24px
}
.index-list p {
  font-size:16px;
  color:var(--muted);
  margin:6px 0 0
}
.viewer {
  width:96vw;
  max-width:none;
  height:94vh;
  max-height:94vh;
  border:1px solid var(--line);
  padding:0;
  background:var(--paper);
  color:var(--ink);
  border-radius:6px
}
.viewer::backdrop {
  background:#14212de0
}
.viewer[open] {
  display:flex;
  flex-direction:column;
}
.viewer-top {
  display:flex;
  gap:18px;
  align-items:center;
  flex-wrap:wrap;
  padding:12px 20px;
  border-bottom:1px solid var(--line);
  font-size:13px;
  flex-shrink:0;
}
.viewer-top p {
  flex:1 1 240px;
  margin:0
}
.viewer-top button {
  border:1px solid var(--line);
  padding:7px 13px;
  color:var(--ink);
  background:var(--paper);
  font-size:13px;
  min-height:40px
}
.viewer-top a {
  padding:7px 0
}
.viewer-canvas {
  flex:1;
  min-height:0;
  overflow:auto;
  padding:24px;
  overscroll-behavior:contain
}
.viewer-canvas img {
  width:auto;
  max-width:100%;
  max-height:100%;
  object-fit:contain;
  margin:auto;
  cursor:zoom-in
}
.viewer-canvas.is-actual img {
  max-width:none;
  max-height:none;
  margin:0;
  cursor:zoom-out
}
body.viewer-open {
  overflow:hidden
}
@media(min-width:1500px) {
  .wrap {
    width:min(1500px,calc(100% - 140px))
  }
}
@media(max-width:1050px) {
  .wrap {
    width:calc(100% - 56px)
  }
  .chapter-head {
    grid-template-columns:130px 1fr;
    gap:30px
  }
  .section-note,.paired-text {
    margin-left:160px
  }
  .mobile-story {
    gap:30px;
    padding:30px
  }
  .mobile-story:not(.single-phone) {
    grid-template-columns:1fr
  }
  .mobile-story:not(.single-phone) .mobile-copy {
    max-width:700px
  }
  .mobile-story:not(.single-phone) .mobile-shots {
    max-width:650px;
    margin:auto
  }
  .chapter {
    padding-top:75px
  }
}
@media(max-width:650px) {
  body {
    font-size:16px
  }
  .wrap {
    width:calc(100% - 36px)
  }
  .header-inner {
    min-height:110px;
    align-items:flex-start;
    flex-direction:column;
    gap:16px;
    padding-block:20px
  }
  .signature {
    font-size:22px
  }
  .signature span {
    display:none
  }
  .site-nav {
    gap:22px;
    font-size:13px
  }
  .hero {
    padding-top:25px
  }
  .back {
    margin-bottom:30px
  }
  .eyebrow {
    font-size:10px;
    margin-bottom:18px
  }
  h1 {
    font-size:clamp(2.35rem,10vw,3.7rem);
    letter-spacing:-.045em;
    overflow-wrap:break-word
  }
  .hero-meta {
    grid-template-columns:1fr;
    gap:16px;
    margin-bottom:25px
  }
  .hero-meta dd {
    font-size:14px
  }
  .contents {
    margin-top:28px;
    gap:12px 22px;
    font-size:13px
  }
  .chapter {
    padding-top:58px
  }
  .chapter-head {
    display:block;
    margin-bottom:25px
  }
  .chapter-no {
    padding:0;
    margin-bottom:15px
  }
  .chapter-copy h2 {
    font-size:32px
  }
  .shot {
    margin-top:25px
  }
  .shot>a {
    padding:5px
  }
  .shot figcaption {
    display:block;
    font-size:12px
  }
  .zoom-hint {
    display:block;
    margin-top:7px
  }
  .section-note {
    margin:22px 0 0;
    font-size:15px
  }
  .paired-text {
    margin:28px 0 0;
    display:block
  }
  .paired-text>div+div {
    margin-top:25px
  }
  .mobile-story,.mobile-story.single-phone {
    display:block;
    padding:24px 16px;
    margin-inline:-2px
  }
  .mobile-copy {
    padding-top:0;
    margin-bottom:28px
  }
  .mobile-story .mobile-shots {
    display:grid;
    grid-template-columns:1fr;
    gap:30px;
    justify-items:center
  }
  .mobile-story .mobile-shots .shot {
    width:100%;
    max-width:310px
  }
  .mobile-story .shot>a {
    padding:5px
  }
  .mobile-story .mobile-copy p {
    font-size:16px
  }
  .scenario-band {
    margin-top:58px;
    padding:40px 0
  }
  .scenario-grid {
    grid-template-columns:1fr;
    gap:20px
  }
  .scenario-grid article {
    padding-top:18px
  }
  .scenario-grid .step {
    margin-bottom:10px
  }
  .extras {
    display:block
  }
  .extras li {
    font-size:15px
  }
  .outcome {
    margin-top:55px;
    padding:45px 0
  }
  .case-links {
    grid-template-columns:1fr;
    gap:0
  }
  .case-link {
    font-size:21px
  }
  .other-cases {
    padding:30px 0 40px
  }
  .viewer {
    width:100vw;
    max-width:100vw;
    height:100dvh;
    max-height:100dvh;
    border-radius:0
  }
  .viewer-top {
    gap:8px 15px;
    padding:12px
  }
  .viewer-top p {
    flex-basis:100%
  }
  .viewer-canvas {
    padding:10px
  }
  .index-main {
    padding-block:45px
  }
  .index-main h1 {
    font-size:36px
  }
}
@media(prefers-reduced-motion:reduce) {
  html {
    scroll-behavior:auto
  }
  * {
    transition:none!important
  }
}