:root {
  --kai-ground: #EBF6F9;
  --kai-ink: #263338;
  --kai-leaf: #2A922A;
  --kai-support: #D1DDE0;
  --kai-white: #FFFFFF;
  color-scheme: light;
  font-family: "Tienne", Georgia, serif;
  color: var(--kai-ink);
  background: var(--kai-ground);
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; font-size: 17px; line-height: 1.72; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration-color: var(--kai-leaf); text-underline-offset: .25em; text-decoration-thickness: 1px; }
a:hover { text-decoration-thickness: 3px; }
a:focus-visible, summary:focus-visible { outline: 3px solid var(--kai-ink); outline-offset: 6px; border-radius: 2px; }
h1, h2 { font-family: "Original Surfer", Georgia, serif; font-weight: 400; text-wrap: balance; }
h1 { margin: 0; font-size: clamp(40px, 3.6vw, 52px); line-height: 1.14; letter-spacing: -.025em; }
h2 { font-size: 34px; line-height: 1.23; margin: 0 0 24px; letter-spacing: -.015em; }
h3 { font-size: 19px; line-height: 1.5; margin: 40px 0 16px; font-weight: 700; }
p { margin: 0 0 22px; }
svg, [data-lucide] { display: inline-block; width: 21px; height: 21px; flex: 0 0 auto; vertical-align: middle; }
::selection { color: var(--kai-ink); background: var(--kai-support); }
.kai-skip { position: absolute; top: -100px; left: 20px; padding: 12px 18px; background: var(--kai-white); z-index: 20; }
.kai-skip:focus { top: 12px; }
.kai-wrap { width: min(1160px, calc(100% - 80px)); margin-inline: auto; }
.kai-mast { position: relative; height: 164px; }
.kai-name { position: absolute; top: 73px; left: 0; font-family: "Original Surfer", Georgia, serif; font-size: 32px; line-height: 1.2; text-decoration: none; }
.kai-name:hover { text-decoration: underline; text-decoration-color: var(--kai-leaf); }
.kai-name-arms { position: absolute; left: 252px; top: 9px; width: 255px; height: 140px; pointer-events: none; }
.kai-name-arms::before, .kai-name-arms::after { content: ""; position: absolute; left: 0; width: 245px; height: 18px; background: var(--kai-leaf); transform-origin: left center; }
.kai-name-arms::before { top: 48px; width: 224px; transform: rotate(-12deg); }
.kai-name-arms::after { top: 71px; transform: rotate(14deg); }
.kai-mast-nav { margin: 0; padding: 0; list-style: none; }
.kai-mast-nav li { position: absolute; font-size: 16px; }
.kai-mast-nav li:first-child { top: 8px; left: 520px; }
.kai-mast-nav li:nth-child(2) { top: 108px; left: 520px; }
.kai-mast-nav li:last-child { top: 111px; left: 0; }
.kai-mast-nav a { display: inline-flex; min-height: 44px; gap: 10px; align-items: center; }
.kai-mast-nav svg, .kai-mast-nav [data-lucide] { width: 18px; height: 18px; }
.kai-mast-nav a[aria-current="page"] { text-decoration-thickness: 3px; }

/* The left ground is cut like the open K; the photograph fills the whole field. */
.kai-home-top { position: relative; min-height: 544px; isolation: isolate; }
.kai-home-veranda { position: absolute; inset: 0; background: var(--kai-support) url("unequal-shadows.webp") center 44% / cover no-repeat; }
.kai-home-edge { position: absolute; inset: 0 auto 0 0; width: calc(50% + 48px); background: var(--kai-ground); clip-path: polygon(0 0, 100% 0, 100% 15%, 95% 15%, 95% 38%, 88% 50%, 97% 70%, 97% 100%, 0 100%); }
.kai-home-top::after { content: ""; position: absolute; bottom: 0; right: 0; width: calc(50% - 208px); height: 80px; background: var(--kai-ground); z-index: 1; }
.kai-home-frame { min-height: 544px; position: relative; }
.kai-home-paper { position: relative; width: 510px; padding: 48px 0 54px; }
.kai-home-paper::before { content: ""; position: absolute; top: 52px; left: -28px; width: 6px; height: 168px; background: var(--kai-leaf); }
.kai-home-title { max-width: 500px; }
.kai-home-title span { display: block; }
.kai-home-title span + span { margin-left: 24px; }
.kai-owner-note { max-width: 430px; margin: 24px 0 18px; }
.kai-topics { display: flex; flex-wrap: wrap; gap: 10px 25px; margin: 0; }
.kai-topics a { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; border-bottom: 3px solid var(--kai-leaf); text-decoration: none; }
.kai-topic:hover { background: var(--kai-support); }
.kai-topic svg, .kai-essay-link svg, .kai-related-link svg { transition: transform 160ms ease; }
.kai-topic:hover svg, .kai-essay-link:hover svg, .kai-related-link:hover svg { transform: translate(3px, -3px); }
.kai-lantern-L { position: absolute; left: 55%; bottom: -42px; width: 132px; height: 198px; z-index: 2; }
.kai-lantern-wide { display: none; }
.kai-lantern-leg { position: relative; width: 132px; height: 198px; background: var(--kai-support) url("veranda-leg.webp") center / cover no-repeat; box-shadow: -6px 0 0 var(--kai-ground), 0 6px 0 var(--kai-ground); }
.kai-lantern-leg::after { content: ""; position: absolute; left: 132px; top: 118px; width: 12px; height: 80px; border-right: 2px solid var(--kai-support); border-bottom: 2px solid var(--kai-support); border-radius: 0 0 12px 0; background: var(--kai-ground); }
.kai-home-junction { display: grid; grid-template-columns: minmax(0, 390px) minmax(0, 610px); column-gap: 160px; align-items: start; margin-top: 90px; }
.kai-home-stem { grid-column: 1; grid-row: 1 / span 2; position: sticky; top: 36px; }
.kai-home-stem h2 { font-size: 28px; max-width: 330px; }
.kai-home-stem p { max-width: 390px; }
.kai-upper-essay { grid-column: 2; grid-row: 1; padding-top: 25px; }
.kai-branch-sign { position: relative; padding-top: 30px; }
.kai-branch-sign::before { content: ""; position: absolute; top: 0; left: -28px; width: 118px; height: 9px; background: var(--kai-leaf); clip-path: polygon(0 0, 100% 0, 93% 100%, 0 100%); }
.kai-lower-essay { grid-column: 2; grid-row: 2; margin-top: 76px; max-width: 490px; margin-left: 76px; }
.kai-lower-essay .kai-branch-sign::before { width: 80px; }
.kai-essay-link { display: inline-flex; gap: 12px; align-items: center; min-height: 44px; font-size: 16px; margin-top: 4px; }
.kai-return { position: relative; max-width: 760px; margin-top: 100px; padding: 32px 0 0 28px; border-left: 5px solid var(--kai-leaf); }
.kai-return::before { content: ""; position: absolute; top: 0; left: 0; width: 120px; height: 5px; background: var(--kai-leaf); }
.kai-return p { max-width: 690px; }
.kai-return a { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; }

/* On essays the lantern moves up to the opening, leaving the reading two unequal arms. */
.kai-breadcrumbs { font-size: 14px; margin: 20px 0 28px; }
.kai-breadcrumbs ol { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 12px; list-style: none; margin: 0; padding: 0; }
.kai-breadcrumbs a { display: inline-flex; gap: 8px; align-items: center; min-height: 32px; }
.kai-breadcrumbs svg, .kai-breadcrumbs [data-lucide] { width: 16px; height: 16px; }
.kai-breadcrumbs li + li::before { content: "/"; margin-right: 12px; }
.kai-article-opening { display: grid; grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr); gap: 44px 64px; align-items: start; }
.kai-article-heading { grid-column: 1 / -1; max-width: 900px; }
.kai-has-photo .kai-article-heading { grid-column: 1; }
.kai-has-photo h1 { font-size: clamp(38px, 3.2vw, 46px); }
.kai-article-opening .kai-deck { max-width: 620px; margin: 26px 0 0; font-size: 18px; }
.kai-essay-photo { position: relative; margin: 0; }
.kai-opening-photo { grid-column: 2; grid-row: 1; align-self: center; margin: 18px 0 0 10px; transform: translateX(20px); }
.kai-essay-photo::before { content: ""; position: absolute; top: -13px; left: -16px; width: 76px; height: 6px; background: var(--kai-leaf); }
.kai-essay-photo img { width: 100%; aspect-ratio: 1.65; object-fit: cover; border-radius: 6px; box-shadow: 14px 14px 0 var(--kai-support); }
.kai-carrying .kai-opening-photo { grid-column: 1 / -1; grid-row: 2; margin: 12px 20px 0 160px; transform: none; }
.kai-carrying .kai-opening-photo img { height: 204px; aspect-ratio: auto; object-position: center 48%; }
.kai-essay { display: grid; grid-template-columns: minmax(0, 340px) minmax(0, 640px); gap: 180px; margin-top: 90px; align-items: start; }
.kai-essay-stem { position: sticky; top: 36px; }
.kai-essay-stem h2 { font-size: 28px; }
.kai-expanded { min-width: 0; }
.kai-expanded > h2 { max-width: 560px; }
.kai-question { position: relative; padding-left: 22px; border-left: 3px solid var(--kai-support); margin-bottom: 34px; }
.kai-question h3 { margin-top: 32px; }
.kai-source-note { padding-left: 22px; border-left: 3px solid var(--kai-support); margin: 0 0 32px; }
.kai-source-note h3 { margin-top: 30px; }
.kai-source-note .kai-source-year { font-size: 16px; }
.kai-related { position: relative; border-radius: 6px; background: var(--kai-white); border-left: 6px solid var(--kai-leaf); padding: 26px 32px; margin: 56px 0 0 28px; max-width: 640px; box-shadow: -14px 14px 0 var(--kai-support); }
.kai-related h2 { font-family: "Tienne", Georgia, serif; font-size: 18px; margin-bottom: 14px; }
.kai-related ul { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 12px 24px; }
.kai-related a { display: inline-flex; gap: 8px; align-items: center; min-height: 44px; }

/* The sole offer stays a real native disclosure. Opening always adds document flow. */
.kai-hem-dock { min-width: 0; margin: 8px 0 0; border-left: 6px solid var(--kai-leaf); background: var(--kai-support); padding: 10px 22px 0; }
.kai-hem-dock summary { display: flex; gap: 16px; justify-content: space-between; align-items: start; padding: 12px 0 20px; border-bottom: 3px solid var(--kai-ink); cursor: pointer; font-size: 18px; list-style: none; }
.kai-hem-dock summary::after { content: "+"; font-size: 28px; line-height: 1; }
.kai-hem-dock[open] summary::after { content: "−"; }
.kai-hem-dock summary:hover { border-bottom-color: var(--kai-leaf); }
.kai-hem-dock summary span { max-width: 360px; }
.kai-hem-dock summary small { display: block; font-size: 16px; margin-top: 8px; line-height: 1.5; }
.kai-hem-body { padding-top: 30px; font-size: 16px; line-height: 1.65; }
.kai-hem-body h2 { font-size: 27px; }
.kai-hem-body p { margin-bottom: 20px; }
.kai-code-terms { width: 100%; }
.kai-code-terms strong { font-weight: 700; }
.kai-disclosure { font-size: 16px; line-height: 1.5; }
.kai-fabric-hem { position: relative; width: 100%; height: 48px; margin: 0; }
.kai-fabric-hem::before { content: ""; position: absolute; inset: 0 0 10px; border-bottom: 3px solid var(--kai-ink); border-radius: 0 0 50% 50%; }
.kai-fabric-hem::after { content: ""; position: absolute; left: 0; right: 0; top: 0; height: 32px; border-bottom: 1px solid var(--kai-ink); border-radius: 0 0 50% 50%; }
.kai-research-card { width: 244px; height: 244px; object-fit: contain; margin: 0 auto; }
.kai-promo-faq { margin-top: 20px; padding-bottom: 12px; }
.kai-promo-faq h3 { margin-top: 0; font-size: 17px; }
.kai-foot { position: relative; margin-top: 110px; padding-top: 36px; padding-bottom: 35px; border-top: 6px solid var(--kai-leaf); display: grid; grid-template-columns: 1fr 1fr; gap: 28px 70px; }
.kai-foot p { font-size: 15px; max-width: 560px; margin: 0; }
.kai-foot nav { display: flex; justify-content: flex-end; flex-wrap: wrap; align-content: start; gap: 6px 24px; font-size: 15px; }
.kai-foot nav a { min-height: 44px; display: inline-flex; align-items: center; }
.kai-foot .kai-copyright { grid-column: 1 / -1; font-size: 14px; }
.kai-missing { min-height: 40vh; max-width: 700px; padding-top: 70px; }
.kai-missing p { margin-top: 28px; }
@media (min-width: 1441px) {
  .kai-wrap { width: 1160px; }
}
@media (max-width: 1200px) and (min-width: 761px) {
  .kai-home-paper { width: 47%; padding-block: 40px; }
  .kai-home-title { font-size: 44px; }
  .kai-home-title span + span { margin-left: 12px; }
  .kai-home-edge { width: 55%; }
  .kai-home-junction { column-gap: 80px; grid-template-columns: 1fr 1.1fr; }
  .kai-essay { gap: 70px; grid-template-columns: 1fr 1.55fr; }
  .kai-lower-essay { margin-left: 30px; }
  .kai-article-opening { gap: 40px; }
  .kai-has-photo h1 { font-size: 38px; }
  .kai-opening-photo { transform: none; margin-left: 0; margin-right: 14px; }
}
/* Join the lower photograph and ground at one edge, without exposed strips. */
@media (min-width: 761px) {
  .kai-home-edge { width: calc(50% + 48px); clip-path: polygon(0 0, 100% 0, 100% 15%, 95% 15%, 95% 38%, 88% 50%, 100% 70%, 100% 100%, 0 100%); }
  .kai-home-top::after { width: calc(50% - 240px); }
  .kai-lantern-L { left: calc(50% + 48px); width: 192px; }
  .kai-lantern-leg { width: 100%; background-image: url("daylight-through-paper.webp"); background-position: 18% center; box-shadow: none; }
  .kai-lantern-leg::after { left: 100%; }
}
@media (max-width: 760px) {
  body { font-size: 16px; line-height: 1.72; }
  .kai-wrap { width: calc(100% - 40px); }
  .kai-mast { height: 88px; }
  .kai-name { left: 38px; top: 12px; font-size: 25px; }
  .kai-name-arms { left: 0; top: 22px; width: 24px; height: 24px; }
  .kai-name-arms::before, .kai-name-arms::after { left: 0; width: 24px; height: 11px; transform: none; }
  .kai-name-arms::before { top: 0; clip-path: polygon(0 68%, 100% 0, 100% 42%, 0 100%); }
  .kai-name-arms::after { top: 13px; width: 20px; clip-path: polygon(0 0, 100% 66%, 100% 100%, 0 40%); }
  .kai-mast-nav { position: absolute; left: 38px; right: 0; top: 44px; display: flex; gap: 20px; }
  .kai-mast-nav li, .kai-mast-nav li:first-child, .kai-mast-nav li:nth-child(2), .kai-mast-nav li:last-child { position: static; font-size: 15px; }
  .kai-mast-nav svg, .kai-mast-nav [data-lucide] { display: none; }
  h1, .kai-has-photo h1 { font-size: 34px; line-height: 1.16; letter-spacing: -.025em; }
  h2 { font-size: 29px; margin-bottom: 22px; }
  h3 { font-size: 18px; margin-top: 32px; }
  .kai-home-top { display: flex; flex-direction: column; min-height: 0; }
  .kai-home-top::after, .kai-home-edge { display: none; }
  .kai-home-frame { order: 1; min-height: 0; }
  .kai-home-paper { width: 100%; padding: 28px 0 26px; }
  .kai-home-paper::before { left: 0; top: 12px; width: 44px; height: 5px; }
  .kai-home-title { max-width: 100%; }
  .kai-home-title span { display: inline; }
  .kai-home-title span + span { margin-left: 0; }
  .kai-owner-note { margin: 20px 0 14px; max-width: 100%; }
  .kai-topics { gap: 10px 25px; }
  .kai-topics a { gap: 8px; font-size: 16px; }
  .kai-home-veranda { order: 2; position: relative; inset: auto; width: calc(100% - 40px); margin-inline: auto; height: 116px; background-position: center 42%; clip-path: polygon(0 0, 100% 0, 100% 66px, 58px 66px, 58px 100%, 0 100%); }
  .kai-lantern-L { display: none; }
  .kai-lantern-leg::after { display: none; }
  .kai-home-junction { display: block; margin-top: 38px; }
  .kai-home-stem, .kai-essay-stem { position: static; }
  .kai-home-stem p { max-width: none; }
  .kai-home-stem h2 { font-size: 27px; max-width: none; }
  .kai-upper-essay { margin: 58px 0 0 18px; padding-top: 0; }
  .kai-lower-essay { margin: 56px 0 0 36px; max-width: none; }
  .kai-branch-sign { padding-top: 28px; }
  .kai-branch-sign::before { left: -18px; width: 100px; }
  .kai-return { margin-top: 60px; padding: 26px 0 0 20px; }
  .kai-return a { font-size: 16px; align-items: start; }
  .kai-return svg { margin-top: 3px; }
  .kai-breadcrumbs { font-size: 13px; margin: 16px 0 24px; }
  .kai-article-opening { display: flex; flex-direction: column; gap: 0; }
  .kai-article-heading { width: 100%; }
  .kai-article-opening .kai-deck { font-size: 16px; margin-top: 22px; }
  .kai-opening-photo, .kai-carrying .kai-opening-photo { align-self: stretch; width: calc(100% - 14px); margin: 44px 14px 0 0; transform: none; }
  .kai-essay-photo::before { left: 0; width: 58px; }
  .kai-opening-photo img, .kai-carrying .kai-opening-photo img { height: 156px; aspect-ratio: auto; }
  .kai-essay { display: block; margin-top: 52px; }
  .kai-essay-stem h2 { font-size: 27px; }
  .kai-expanded { margin-top: 46px; margin-left: 18px; }
  .kai-question, .kai-source-note { padding-left: 16px; }
  .kai-related { padding: 22px; margin: 40px 0 0 14px; box-shadow: -14px 10px 0 var(--kai-support); }
  .kai-related ul { display: block; }
  .kai-related li + li { margin-top: 8px; }
  .kai-hem-dock { width: 100%; margin-top: 26px; padding: 6px 16px 0; }
  .kai-hem-dock summary { padding: 14px 0 18px; font-size: 17px; }
  .kai-hem-dock summary small { font-size: 16px; }
  .kai-hem-body { padding-top: 26px; }
  .kai-fabric-hem { width: calc(100% - 36px); margin-inline: 18px; height: 44px; }
  .kai-research-card { width: 224px; height: 224px; }
  .kai-promo-faq { margin-top: 22px; }
  .kai-foot { display: block; margin-top: 78px; padding-top: 28px; }
  .kai-foot p { font-size: 15px; }
  .kai-foot nav { justify-content: flex-start; margin-top: 20px; }
  .kai-foot .kai-copyright { margin-top: 25px; }
  .kai-missing { padding-top: 45px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .kai-topic svg, .kai-essay-link svg, .kai-related-link svg { transition: none; }
  .kai-topic:hover svg, .kai-essay-link:hover svg, .kai-related-link:hover svg { transform: none; }
}