/* K-SH CENTER home prototype
   Palette: deep navy / ivory / bronze / burgundy / medical blue.
   All copy remains HTML text so the visual layer is never the only source. */
:root {
  --ksh-ink: #1b2430;
  --ksh-navy: #0d1b2a;
  --ksh-blue: #183b5b;
  --ksh-ivory: #f7f3ea;
  --ksh-sand: #eee7db;
  --ksh-gold: #b58a4a;
  --ksh-gold-soft: #d9bd8b;
  --ksh-burgundy: #8a2f3d;
  --ksh-medical: #dceaf2;
  --ksh-muted: #69737d;
  --ksh-line: rgba(27, 36, 48, .16);
  --ksh-header-height: 78px;
  --ksh-body-size: 16px;
  --ksh-support-size: 14px;
  --ksh-caption-size: 13px;
  --ksh-nav-size: 14px;
  --ksh-body-leading: 1.6;
}

.ksh-body {
  background: var(--ksh-ivory);
  color: var(--ksh-ink);
  font-family: "Noto Sans KR", "Apple SD Gothic Neo", sans-serif;
  font-size: var(--ksh-body-size);
  line-height: var(--ksh-body-leading);
}

.ksh-body *,
.ksh-body *::before,
.ksh-body *::after { box-sizing: border-box; }

.ksh-body a { color: inherit; }
.ksh-body img { max-width: 100%; }
.ksh-body button,
.ksh-body input { font: inherit; }
.ksh-body :focus-visible {
  outline: 3px solid var(--ksh-gold);
  outline-offset: 4px;
}
.ksh-home { overflow: hidden; }
.ksh-shell {
  width: min(1180px, calc(100% - 80px));
  margin-inline: auto;
}

/* Header */
.ksh-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  color: var(--ksh-ivory);
  border-bottom: 1px solid transparent;
  transition: background .3s ease, border-color .3s ease, color .3s ease, box-shadow .3s ease;
}
.ksh-header.scrolled {
  background: rgba(247, 243, 234, .96);
  color: var(--ksh-navy);
  border-color: rgba(13, 27, 42, .1);
  box-shadow: 0 8px 24px rgba(13, 27, 42, .08);
  backdrop-filter: blur(16px);
}
.ksh-header__inner {
  width: min(1280px, calc(100% - 80px));
  height: var(--ksh-header-height);
  margin-inline: auto;
  display: flex;
  align-items: center;
  gap: 24px;
}
.ksh-brand {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  letter-spacing: -.04em;
}
.ksh-brand__mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border: 1px solid currentColor;
  color: var(--ksh-gold-soft);
  font-family: Georgia, serif;
  font-size: 20px;
  font-style: italic;
}
.ksh-brand__copy { display: grid; line-height: 1; }
.ksh-brand__copy strong { font-size: 18px; letter-spacing: .05em; }
.ksh-brand__copy small {
  margin-top: 5px;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: .34em;
  opacity: .7;
}
.ksh-main-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(10px, 1.6vw, 22px);
  flex: 1;
}
.ksh-main-nav a {
  position: relative;
  padding: 8px 0;
  color: inherit;
  font-size: var(--ksh-nav-size);
  font-weight: 600;
  letter-spacing: -.025em;
  text-decoration: none;
  white-space: nowrap;
}
.ksh-main-nav a::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  background: var(--ksh-gold);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .25s ease;
}
.ksh-main-nav a:hover::after,
.ksh-main-nav a:focus-visible::after { transform: scaleX(1); transform-origin: left; }
.ksh-header__cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex: 0 0 auto;
  padding: 11px 15px;
  border: 1px solid rgba(217, 189, 139, .65);
  color: inherit;
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  transition: background .25s ease, color .25s ease;
}
.ksh-header__cta svg { width: 14px; height: 14px; }
.ksh-header__cta:hover { background: var(--ksh-gold); color: var(--ksh-navy); }
.ksh-menu-toggle { display: none; }

/* Shared editorial typography */
.ksh-section { position: relative; padding: 132px 0; }
.ksh-section--ivory { background: var(--ksh-ivory); }
.ksh-section--sand { background: var(--ksh-sand); }
.ksh-section--blue { background: var(--ksh-blue); color: var(--ksh-ivory); }
.ksh-kicker {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  color: var(--ksh-burgundy);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .16em;
  line-height: 1.4;
}
.ksh-kicker span {
  display: inline-block;
  width: 28px;
  height: 1px;
  background: currentColor;
}
.ksh-kicker--gold { color: var(--ksh-gold-soft); }
.ksh-section-heading { margin-bottom: 54px; }
.ksh-section-heading--split {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 42px;
}
.ksh-section-heading--split > p {
  max-width: 280px;
  margin: 0 0 8px;
  color: var(--ksh-muted);
  font-size: 14px;
  line-height: 1.8;
}
.ksh-section--blue .ksh-section-heading--split > p { color: rgba(247, 243, 234, .62); }
.ksh-section-heading h2,
.ksh-hub h2,
.ksh-clinic h2 {
  margin: 0;
  color: var(--ksh-navy);
  font-size: clamp(32px, 4vw, 56px);
  font-weight: 800;
  letter-spacing: -.075em;
  line-height: 1.16;
}
.ksh-section--blue h2 { color: var(--ksh-ivory); }
.ksh-section-heading h2 em,
.ksh-hub h2 em,
.ksh-clinic h2 em {
  color: var(--ksh-burgundy);
  font-style: normal;
}
.ksh-section--blue h2 em { color: var(--ksh-gold-soft); }
.ksh-label {
  display: inline-block;
  color: var(--ksh-gold);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: .18em;
}

/* Hero */
.ksh-hero {
  position: relative;
  min-height: min(900px, 100svh);
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--ksh-navy);
  color: var(--ksh-ivory);
}
.ksh-hero__grain {
  position: absolute;
  inset: 0;
  opacity: .15;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 160 160' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.24'/%3E%3C/svg%3E");
  pointer-events: none;
}
.ksh-hero__orb {
  position: absolute;
  border: 1px solid rgba(217, 189, 139, .2);
  border-radius: 50%;
  pointer-events: none;
}
.ksh-hero__orb--one {
  width: 720px;
  height: 720px;
  top: -320px;
  right: -130px;
  box-shadow: 0 0 0 90px rgba(181, 138, 74, .03), 0 0 0 180px rgba(181, 138, 74, .025);
  animation: ksh-hero-orb-drift 40s ease-in-out infinite;
}
.ksh-hero__orb--two {
  width: 380px;
  height: 380px;
  bottom: -230px;
  left: 18%;
  border-color: rgba(220, 234, 242, .12);
}
.ksh-hero__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, .9fr);
  gap: 6vw;
  align-items: center;
  padding-top: calc(var(--ksh-header-height) + 70px);
  padding-bottom: 126px;
}
.ksh-hero__copy { max-width: 650px; }
.ksh-hero__copy .ksh-kicker { margin-bottom: 30px; }
.ksh-hero h1 {
  margin: 0 0 26px;
  color: var(--ksh-ivory);
  font-size: clamp(45px, 6.2vw, 86px);
  font-weight: 800;
  letter-spacing: -.1em;
  line-height: 1.05;
}
.ksh-hero h1 em {
  color: var(--ksh-gold-soft);
  font-style: normal;
}
.ksh-hero__lead {
  margin: 0 0 22px;
  color: rgba(247, 243, 234, .82);
  font-size: 17px;
  line-height: 1.75;
}
.ksh-hero__lead strong { color: var(--ksh-ivory); font-weight: 700; }
.ksh-hero__body {
  max-width: 510px;
  margin: 0 0 34px;
  color: rgba(247, 243, 234, .58);
  font-size: 14px;
  line-height: 1.85;
}
.ksh-hero__actions { display: flex; flex-wrap: wrap; gap: 12px; }
.ksh-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 18px;
  min-height: 50px;
  padding: 0 20px;
  border: 1px solid transparent;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: -.02em;
  text-decoration: none;
  transition: transform .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
}
.ksh-button span { font-size: 17px; font-weight: 400; }
.ksh-button:hover { transform: translateY(-3px); }
.ksh-button--gold { background: var(--ksh-gold); color: var(--ksh-navy); }
.ksh-button--gold:hover { background: #d0aa6d; }
.ksh-button--quiet { border-color: rgba(247, 243, 234, .32); color: var(--ksh-ivory); }
.ksh-button--quiet:hover { border-color: var(--ksh-gold-soft); color: var(--ksh-gold-soft); }
.ksh-hero__portrait { justify-self: end; width: min(100%, 430px); }
.ksh-hero__visual {
  position: relative;
  justify-self: end;
  width: min(100%, 520px);
  min-height: 500px;
  display: grid;
  place-items: center;
}
.ksh-hero__graphic {
  width: min(100%, 500px);
  padding: 22px;
  border: 1px solid rgba(217, 189, 139, .42);
  background: linear-gradient(145deg, rgba(220, 234, 242, .08), rgba(138, 47, 61, .18));
}
.ksh-hero__graphic--background,
.ksh-hero__graphic--concept {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  padding: 22px;
  border-color: rgba(217, 189, 139, .32);
  background: transparent;
  opacity: .78;
  animation: ksh-hero-frame 30s linear infinite;
  transform-origin: center;
}
.ksh-hero__graphic--concept { z-index: 1; }
.ksh-hero__product-figure {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  width: min(100%, 600px);
  margin: 0;
}
.ksh-hero__stapler {
  position: relative;
  display: block;
  width: min(100%, 600px);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 22px 22px rgba(0, 0, 0, .2));
  animation: ksh-stapler-enter .9s cubic-bezier(.22, .75, .25, 1) both,
             ksh-stapler-float 5s ease-in-out .9s infinite;
}
.ksh-hero-diagram,
.ksh-hero-concept {
  display: block;
  width: 100%;
  height: auto;
  animation: ksh-hero-rings 22s linear infinite reverse;
  transform-origin: center;
}
.ksh-hero__product-caption {
  margin: 12px 0 0;
  color: rgba(247, 243, 234, .52);
  font-size: var(--ksh-caption-size);
  line-height: 1.6;
  text-align: center;
}
@keyframes ksh-stapler-enter {
  from { opacity: 0; transform: translate3d(28px, 18px, 0) rotate(4deg); }
  to { opacity: 1; transform: translate3d(0, 0, 0) rotate(0deg); }
}
@keyframes ksh-stapler-float {
  0%, 100% { transform: translate3d(0, 0, 0) rotate(0deg); }
  50% { transform: translate3d(0, -3px, 0); }
}
@keyframes ksh-hero-rings {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes ksh-hero-frame {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}
@keyframes ksh-hero-orb-drift {
  0%, 100% { transform: translate3d(0, 0, 0); }
  50% { transform: translate3d(10px, -4px, 0); }
}
.ksh-portrait__frame {
  position: relative;
  aspect-ratio: .78;
  display: grid;
  place-items: center;
  border: 1px solid rgba(217, 189, 139, .45);
  background: linear-gradient(145deg, rgba(220, 234, 242, .11), rgba(138, 47, 61, .22));
}
.ksh-portrait__frame::before,
.ksh-portrait__frame::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(217, 189, 139, .28);
  pointer-events: none;
}
.ksh-portrait__frame::before { inset: 18px; }
.ksh-portrait__frame::after { inset: 32px; border-color: rgba(220, 234, 242, .16); }
.ksh-portrait__rings {
  position: absolute;
  width: 68%;
  aspect-ratio: 1;
  border: 1px solid rgba(217, 189, 139, .2);
  border-radius: 50%;
  box-shadow: 0 0 0 28px rgba(217, 189, 139, .035), 0 0 0 56px rgba(217, 189, 139, .025);
}
.ksh-portrait__placeholder {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: center;
  gap: 14px;
  color: rgba(247, 243, 234, .72);
  font-size: 12px;
  line-height: 1.65;
  text-align: center;
}
.ksh-portrait__monogram {
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  border: 1px solid var(--ksh-gold-soft);
  border-radius: 50%;
  color: var(--ksh-gold-soft);
  font-family: Georgia, serif;
  font-size: 62px;
  font-style: italic;
  line-height: 1;
}
.ksh-portrait__vertical {
  position: absolute;
  top: 50%;
  right: -66px;
  color: rgba(247, 243, 234, .4);
  font-size: 9px;
  letter-spacing: .2em;
  transform: rotate(90deg);
  transform-origin: center;
}
.ksh-portrait__caption {
  margin: 12px 0 0;
  color: rgba(247, 243, 234, .44);
  font-size: 11px;
  text-align: right;
}
.ksh-hero__evidence {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid rgba(247, 243, 234, .2);
}
.ksh-hero__evidence div {
  display: grid;
  gap: 5px;
  min-height: 82px;
  padding: 19px 22px 0 0;
  border-right: 1px solid rgba(247, 243, 234, .14);
}
.ksh-hero__evidence div:not(:first-child) { padding-left: 22px; }
.ksh-hero__evidence div:last-child { border-right: 0; }
.ksh-hero__evidence strong {
  color: var(--ksh-gold-soft);
  font-size: 18px;
  letter-spacing: .08em;
}
.ksh-hero__evidence span { color: rgba(247, 243, 234, .78); font-size: var(--ksh-support-size); line-height: 1.55; }
.ksh-scroll-cue {
  position: absolute;
  z-index: 2;
  bottom: 30px;
  left: 50%;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(247, 243, 234, .56);
  font-size: 9px;
  letter-spacing: .2em;
  text-decoration: none;
  transform: translateX(-50%);
}
.ksh-scroll-cue span {
  display: inline-block;
  width: 28px;
  height: 1px;
  background: var(--ksh-gold);
}

/* Questions */
.ksh-question-editorial {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  grid-auto-rows: minmax(170px, auto);
  gap: 16px;
}
.ksh-question {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 180px;
  padding: 28px;
  border: 1px solid var(--ksh-line);
  color: var(--ksh-navy);
  text-decoration: none;
  transition: color .3s ease, background .3s ease, transform .3s ease;
}
.ksh-question:hover { z-index: 1; background: var(--ksh-navy); color: var(--ksh-ivory); transform: translateY(-5px); }
.ksh-question--feature { grid-row: span 2; min-height: 376px; background: var(--ksh-medical); }
.ksh-question--wide { grid-column: span 2; background: rgba(255, 255, 255, .32); }
.ksh-question--accent { background: rgba(138, 47, 61, .08); }
.ksh-question__number { color: var(--ksh-gold); font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.ksh-question strong { max-width: 250px; font-size: clamp(19px, 2vw, 28px); letter-spacing: -.07em; line-height: 1.35; }
.ksh-question__arrow { align-self: end; font-size: 25px; font-weight: 300; }

/* Explanation */
.ksh-explain__grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: 10vw; align-items: start; }
.ksh-explain__answer > p {
  margin: 22px 0 50px;
  color: var(--ksh-ivory);
  font-size: clamp(23px, 3vw, 40px);
  font-weight: 700;
  letter-spacing: -.08em;
  line-height: 1.35;
}
.ksh-lineage { display: flex; align-items: center; gap: 14px; }
.ksh-lineage > span { color: var(--ksh-gold-soft); font-size: 22px; }
.ksh-lineage div { display: grid; gap: 8px; }
.ksh-lineage b { color: var(--ksh-ivory); font-family: Georgia, serif; font-size: 24px; font-weight: 400; }
.ksh-lineage small { color: rgba(247, 243, 234, .5); font-size: 10px; white-space: nowrap; }
.ksh-lineage .is-current b { color: var(--ksh-gold-soft); }
.ksh-explain__copy { position: relative; padding-top: 8px; }
.ksh-explain__copy p {
  max-width: 560px;
  margin: 0 0 22px;
  color: rgba(247, 243, 234, .72);
  font-size: 16px;
  line-height: 2;
}
.ksh-side-note {
  position: absolute;
  right: -20px;
  bottom: -52px;
  color: rgba(217, 189, 139, .56);
  font-family: Georgia, serif;
  font-size: 29px;
  font-style: italic;
  line-height: .9;
  text-align: right;
  opacity: .62;
}
.ksh-side-note small { font-family: "Noto Sans KR", sans-serif; font-size: 9px; font-style: normal; letter-spacing: .14em; line-height: 1.5; }

/* Timeline */
.ksh-timeline-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 8vw; align-items: start; }
.ksh-timeline {
  position: relative;
  list-style: none;
  margin: 0;
  padding: 0 0 0 38px;
  border-left: 1px solid rgba(27, 36, 48, .25);
}
.ksh-timeline li {
  position: relative;
  display: block;
  min-height: 84px;
  padding: 3px 0 30px;
  color: rgba(27, 36, 48, .42);
  transition: color .3s ease, transform .3s ease;
}
.ksh-timeline__trigger {
  display: grid;
  grid-template-columns: 104px minmax(0, 1fr);
  gap: 20px;
  align-items: baseline;
  width: 100%;
  padding: 0 0 0 28px;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.ksh-timeline__trigger:focus-visible {
  outline: 2px solid var(--ksh-burgundy);
  outline-offset: 6px;
}
.ksh-timeline__period { color: var(--ksh-burgundy); font-size: 13px; font-weight: 800; }
.ksh-timeline__entry { display: block; color: inherit; }
.ksh-timeline li::before {
  content: "";
  position: absolute;
  top: 9px;
  left: -44px;
  width: 11px;
  height: 11px;
  border: 2px solid var(--ksh-sand);
  border-radius: 50%;
  background: var(--ksh-sand);
  box-shadow: 0 0 0 1px rgba(27, 36, 48, .22);
  transition: background .3s ease, box-shadow .3s ease, transform .3s ease;
}
.ksh-timeline li.is-active,
.ksh-timeline li:hover { color: var(--ksh-navy); transform: translateX(6px); }
.ksh-timeline li.is-active::before {
  background: var(--ksh-burgundy);
  box-shadow: 0 0 0 5px rgba(138, 47, 61, .13);
  transform: scale(1.15);
}
.ksh-timeline li strong { font-size: 16px; letter-spacing: -.04em; line-height: 1.5; }
.ksh-timeline__copy { display: none; }
.ksh-timeline-detail {
  position: sticky;
  top: 120px;
  min-height: 280px;
  padding: 30px;
  border: 1px solid rgba(27, 36, 48, .18);
  background: rgba(247, 243, 234, .55);
}
.ksh-timeline-detail__content,
.ksh-timeline-mobile-detail__content {
  opacity: 1;
  transition: opacity .3s ease;
}
.ksh-timeline-detail__content.is-changing,
.ksh-timeline-mobile-detail__content.is-changing { opacity: 0; }
.ksh-timeline-mobile-detail { display: none; }
.ksh-timeline-detail__year {
  margin: 24px 0 6px;
  color: var(--ksh-burgundy);
  font-family: Georgia, serif;
  font-size: 54px;
  line-height: 1;
}
.ksh-doctor-portrait { margin: 20px 0 24px; }
.ksh-doctor-portrait img {
  display: block;
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  filter: saturate(.86) contrast(1.02);
}
.ksh-doctor-portrait figcaption,
.ksh-archive-card figcaption,
.ksh-paper__visual figcaption {
  display: grid;
  gap: 3px;
  margin-top: 8px;
  color: var(--ksh-muted);
  font-size: var(--ksh-caption-size);
  line-height: 1.5;
}
.ksh-doctor-portrait[data-source-kind="actual"] figcaption {
  padding-left: 9px;
  border-left: 2px solid var(--ksh-burgundy);
}
.ksh-doctor-portrait[data-source-kind="generated"] figcaption {
  padding-left: 9px;
  border-left: 2px solid var(--ksh-gold);
}
.ksh-doctor-portrait figcaption strong,
.ksh-archive-card figcaption strong,
.ksh-paper__visual figcaption strong { color: var(--ksh-burgundy); font-size: 9px; }
.ksh-timeline-detail h3 { margin: 0 0 16px; font-size: 21px; letter-spacing: -.06em; }
.ksh-timeline-detail p { min-height: 52px; margin: 0; color: var(--ksh-muted); font-size: 13px; line-height: 1.8; }
.ksh-timeline-detail__rule { display: block; width: 44px; height: 2px; margin: 28px 0 16px; background: var(--ksh-gold); }
.ksh-timeline-detail small { color: var(--ksh-muted); font-size: 10px; letter-spacing: .08em; }

/* Training */
.ksh-feature-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 9vw; align-items: center; }
.ksh-feature-image { position: relative; }
.ksh-feature-image::after { content: ""; position: absolute; inset: 18px -18px -18px 18px; border: 1px solid rgba(181, 138, 74, .5); pointer-events: none; }
.ksh-feature-image img { position: relative; z-index: 1; display: block; width: 100%; aspect-ratio: 4 / 3; object-fit: cover; filter: saturate(.72) contrast(1.03); }
.ksh-feature-image__caption { position: relative; z-index: 2; display: block; margin-top: 13px; color: var(--ksh-muted); font-size: 10px; }
.ksh-feature-image__caption strong { display: block; margin-bottom: 3px; color: var(--ksh-burgundy); font-size: 10px; }
.ksh-feature-copy h2 { margin: 0 0 25px; color: var(--ksh-navy); font-size: clamp(32px, 4vw, 55px); letter-spacing: -.08em; line-height: 1.17; }
.ksh-feature-copy h2 em { color: var(--ksh-burgundy); font-style: normal; }
.ksh-feature-copy > p { max-width: 570px; margin: 0 0 30px; color: var(--ksh-muted); font-size: 15px; line-height: 1.9; }
.ksh-archive-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-top: 26px;
}
.ksh-archive-card { min-width: 0; margin: 0; }
.ksh-archive-card img {
  display: block;
  width: 100%;
  aspect-ratio: 1.2;
  object-fit: cover;
  filter: grayscale(1) saturate(.18) contrast(.96);
}
.ksh-archive-card figcaption { min-height: 62px; }
.ksh-archive-note {
  max-width: 570px;
  margin: 24px 0 0;
  padding-left: 14px;
  border-left: 2px solid var(--ksh-gold);
  color: var(--ksh-muted);
  font-size: var(--ksh-support-size);
  line-height: 1.7;
}

/* Papers */
.ksh-paper-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.ksh-paper { position: relative; min-height: 420px; padding: 26px 28px 28px; border: 1px solid rgba(247, 243, 234, .2); background: rgba(247, 243, 234, .06); }
.ksh-paper__meta { display: flex; justify-content: space-between; gap: 14px; color: var(--ksh-gold-soft); font-size: 12px; letter-spacing: .11em; }
.ksh-paper__visual { margin: 26px 0 22px; }
.ksh-paper__visual img {
  display: block;
  width: 100%;
  height: 190px;
  object-fit: contain;
  object-position: center top;
  background: rgba(247, 243, 234, .92);
}
.ksh-paper__visual--wide img { object-fit: cover; }
.ksh-paper__visual--title img,
.ksh-paper__visual--reference img { object-fit: cover; object-position: center top; }
.ksh-paper__visual--program img { object-fit: cover; }
.ksh-program-crops { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.ksh-program-crops img { height: 190px; object-position: center 74%; }
.ksh-program-crops img:last-child { object-position: center bottom; }
.ksh-paper__visual figcaption { color: rgba(247, 243, 234, .56); }
.ksh-paper__visual figcaption strong { color: var(--ksh-gold-soft); }
.ksh-paper__cover { display: grid; place-items: center; width: 116px; height: 126px; margin: 30px 0 25px; background: var(--ksh-ivory); color: var(--ksh-blue); text-align: center; transform: rotate(-3deg); box-shadow: 8px 12px 0 rgba(0, 0, 0, .12); }
.ksh-paper__cover--burgundy { background: var(--ksh-burgundy); color: var(--ksh-ivory); transform: rotate(3deg); }
.ksh-paper__cover span { font-size: 9px; font-weight: 800; letter-spacing: .13em; line-height: 1.8; }
.ksh-paper__cover b { font-family: Georgia, serif; font-size: 24px; font-weight: 400; letter-spacing: -.04em; }
.ksh-paper h3 { max-width: 430px; margin: 0 0 14px; color: var(--ksh-ivory); font-size: 20px; letter-spacing: -.06em; line-height: 1.45; }
.ksh-paper p { margin: 0; color: rgba(247, 243, 234, .68); font-size: var(--ksh-support-size); line-height: 1.7; }
.ksh-paper__summary { margin-bottom: 8px !important; color: rgba(247, 243, 234, .78) !important; }
.ksh-paper p em { color: var(--ksh-gold-soft); font-style: normal; }
.ksh-paper__link { position: absolute; right: 28px; bottom: 28px; color: var(--ksh-gold-soft); font-size: var(--ksh-support-size); }
.ksh-paper__link span { margin-left: 5px; font-size: 17px; vertical-align: -2px; }

/* Principles */
.ksh-principles__intro { max-width: 550px; margin: -22px 0 48px; color: var(--ksh-muted); font-size: 14px; line-height: 1.8; }
.ksh-principles__interactive {
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(280px, .65fr);
  gap: 18px 42px;
  align-items: start;
}
.ksh-principles__diagram {
  grid-column: 1;
  grid-row: 1 / span 3;
  min-width: 0;
  padding: 0;
  border: 0;
  background: var(--ksh-ivory);
}
.ksh-principles__viewport {
  position: relative;
  display: block;
  width: 100%;
  min-width: 0;
  min-height: 0;
  overflow: visible;
  background: var(--ksh-ivory);
}
.ksh-body .ksh-principles__image {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: auto;
  max-width: 630px;
  margin-inline: auto;
  object-fit: contain;
  object-position: center;
  opacity: 0;
  transition: opacity .5s ease;
  pointer-events: none;
}
.ksh-principles__image.is-active {
  position: relative;
  inset: auto;
  width: 100%;
  height: auto;
  opacity: 1;
  z-index: 1;
}
.ksh-principles__interactive[data-view-mode="1"] .ksh-principles__viewport,
.ksh-principles__interactive[data-view-mode="2"] .ksh-principles__viewport,
.ksh-principles__interactive[data-view-mode="3"] .ksh-principles__viewport,
.ksh-principles__interactive[data-view-mode="4"] .ksh-principles__viewport {
  width: 100%;
  margin-inline: auto;
}
.ksh-principles__stage-panel {
  grid-column: 2;
  grid-row: 1;
}
.ksh-principles__view-all {
  grid-column: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 52px;
  padding: 0 14px;
  border: 1px solid var(--ksh-line);
  background: transparent;
  color: var(--ksh-navy);
  font-size: 13px;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: border-color .3s ease, background .3s ease, color .3s ease;
}
.ksh-principles__view-all:hover,
.ksh-principles__view-all:focus-visible,
.ksh-principles__view-all[aria-pressed="true"] {
  border-color: var(--ksh-gold);
  background: rgba(220, 234, 242, .48);
}
.ksh-principles__view-all b {
  color: var(--ksh-gold);
  font-size: 18px;
  font-weight: 400;
}
.ksh-principles__stage-tabs {
  grid-column: 2;
  grid-row: 2;
  min-width: 0;
}
.ksh-principles__stage-tabs .ksh-principles__view-all {
  width: 100%;
  margin-bottom: 10px;
}
.ksh-principles__playback {
  grid-column: 2;
  grid-row: 3;
  display: flex;
  justify-content: flex-end;
}
.ksh-principles__playback button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--ksh-line);
  background: transparent;
  color: var(--ksh-navy);
  font-size: 11px;
  font-weight: 800;
  cursor: pointer;
}
.ksh-principles__playback button:hover,
.ksh-principles__playback button:focus-visible {
  border-color: var(--ksh-gold);
  background: rgba(220, 234, 242, .48);
}
.ksh-principles__playback button:disabled {
  cursor: not-allowed;
  opacity: .6;
}
.ksh-principles__playback b {
  color: var(--ksh-gold);
  font-size: 14px;
}
.ksh-principles__svg,
.ksh-principles__previews { display: none !important; }
.ksh-principles__diagram-note {
  margin: 9px 0 0;
  color: var(--ksh-muted);
  font-size: 10px;
  text-align: right;
}
.ksh-principles__stage-panel {
  padding: 24px 0 2px;
  border-top: 1px solid var(--ksh-line);
}
.ksh-principles__stage-count {
  margin: 0 0 10px;
  color: var(--ksh-burgundy);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .12em;
}
.ksh-principles__stage-count span { color: var(--ksh-gold); font-size: 20px; }
.ksh-principles__stage-panel h3 {
  margin: 0 0 8px;
  color: var(--ksh-navy);
  font-size: clamp(22px, 2.2vw, 31px);
  letter-spacing: -.07em;
}
.ksh-principles__stage-panel > p:last-child {
  max-width: 330px;
  margin: 0;
  color: var(--ksh-muted);
  font-size: 13px;
  line-height: 1.8;
}
.ksh-principles__previews {
  grid-column: 1 / -1;
  min-width: 0;
  margin-top: 10px;
  padding-top: 22px;
  border-top: 1px solid var(--ksh-line);
}
.ksh-principles__interactive[data-previews="hidden"] .ksh-principles__previews { display: none; }
.ksh-principles__preview-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 24px;
  margin-bottom: 16px;
}
.ksh-principles__preview-heading p {
  margin: 6px 0 0;
  color: var(--ksh-muted);
  font-size: 12px;
}
.ksh-principles__preview-switch {
  display: inline-flex;
  gap: 5px;
  padding: 4px;
  border: 1px solid var(--ksh-line);
}
.ksh-principles__preview-switch a {
  padding: 7px 9px;
  color: var(--ksh-muted);
  font-size: 10px;
  text-decoration: none;
}
.ksh-principles__preview-switch a:hover,
.ksh-principles__preview-switch a:focus-visible,
.ksh-principles__interactive:not([data-previews="hidden"]) .ksh-principles__preview-switch a:first-child {
  background: var(--ksh-navy);
  color: var(--ksh-ivory);
}
.ksh-principles__preview-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.ksh-principles__preview-list li { min-width: 0; }
.ksh-principles__preview-list button {
  display: block;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--ksh-line);
  background: rgba(247, 243, 234, .66);
  color: var(--ksh-navy);
  text-align: left;
  cursor: pointer;
  transition: border-color .25s ease, background .25s ease, transform .25s ease;
}
.ksh-principles__preview-list button:hover,
.ksh-principles__preview-list button:focus-visible,
.ksh-principles__preview-list li.is-active button {
  border-color: var(--ksh-gold);
  background: rgba(220, 234, 242, .5);
  transform: translateY(-2px);
}
.ksh-principles__preview-top {
  display: flex;
  gap: 8px;
  align-items: center;
  min-height: 24px;
}
.ksh-principles__preview-top b {
  display: inline-grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--ksh-navy);
  color: var(--ksh-ivory);
  font-size: 10px;
}
.ksh-principles__preview-top strong { font-size: 12px; letter-spacing: -.04em; }
.ksh-principles__preview-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 10px 0 9px;
  overflow: visible;
}
.ksh-principles__preview-list button > span:last-child {
  display: block;
  min-height: 34px;
  color: var(--ksh-muted);
  font-size: 10px;
  line-height: 1.55;
}
.ksh-principles__list {
  grid-column: auto;
  grid-row: auto;
  list-style: none;
  min-width: 0;
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--ksh-line);
}
.ksh-principles__list li { border-bottom: 1px solid var(--ksh-line); }
.ksh-principles__list button {
  display: grid;
  grid-template-columns: 38px minmax(0, 1fr) 24px;
  gap: 13px;
  align-items: center;
  width: 100%;
  min-height: 76px;
  padding: 12px 0;
  border: 0;
  background: transparent;
  color: var(--ksh-navy);
  text-align: left;
  cursor: pointer;
  transition: padding .3s ease, background .3s ease;
}
.ksh-principles__list button:hover,
.ksh-principles__list button:focus-visible,
.ksh-principles__list li.is-active button {
  padding-inline: 14px;
  background: rgba(220, 234, 242, .48);
}
.ksh-principles__list button > span:first-child {
  color: var(--ksh-burgundy);
  font-size: 11px;
  font-weight: 800;
}
.ksh-principles__list button strong {
  display: block;
  margin-bottom: 3px;
  font-size: 14px;
  letter-spacing: -.04em;
}
.ksh-principles__list button small {
  display: block;
  color: var(--ksh-muted);
  font-size: 11px;
  line-height: 1.5;
}
.ksh-principles__list button b { color: var(--ksh-gold); font-size: 20px; font-weight: 400; }

.ksh-diagram__canvas { fill: url(#ksh-diagram-wash); stroke: rgba(27, 36, 48, .1); }
.ksh-diagram__axis { stroke: rgba(27, 36, 48, .12); stroke-dasharray: 2 8; }
.ksh-diagram__axis-label { fill: var(--ksh-muted); font-size: 10px; letter-spacing: .12em; }
.ksh-anatomy__fat { fill: url(#ksh-anatomy-wash); stroke: rgba(217, 189, 139, .22); stroke-width: 1; }
.ksh-anatomy__muscle { fill: none; stroke: rgba(138, 47, 61, .34); stroke-width: 28; stroke-linecap: round; }
.ksh-anatomy__fold { fill: none; stroke: rgba(138, 47, 61, .4); stroke-width: 2; stroke-linecap: round; }
.ksh-diagram__wall { fill: none; stroke: var(--ksh-navy); stroke-opacity: .48; stroke-width: 2; }
.ksh-diagram__lumen { fill: none; stroke: var(--ksh-blue); stroke-opacity: .38; stroke-width: 1; stroke-dasharray: 4 6; }
.ksh-diagram__opening { fill: none; stroke: var(--ksh-navy); stroke-opacity: .55; stroke-width: 2; }
.ksh-diagram__level { stroke: rgba(27, 36, 48, .24); stroke-width: 1; stroke-dasharray: 3 7; }
.ksh-diagram__level--soft { stroke-opacity: .11; }
.ksh-diagram__state { opacity: 0; visibility: hidden; transition: opacity .65s ease, visibility .65s ease; }
.ksh-principles__interactive[data-active-step="1"] [data-visual-state="prolapse"],
.ksh-principles__interactive[data-active-step="2"] [data-visual-state="prolapse"],
.ksh-principles__interactive[data-active-step="2"] [data-visual-state="guide"],
.ksh-principles__interactive[data-active-step="3"] [data-visual-state="procedure"],
.ksh-principles__interactive[data-active-step="4"] [data-visual-state="recovery"] {
  opacity: 1;
  visibility: visible;
}
.ksh-diagram__tissue { fill: rgba(138, 47, 61, .7); stroke: var(--ksh-burgundy); stroke-width: 2; }
.ksh-diagram__tissue--low { transform-origin: center; }
.ksh-diagram__tissue-line,
.ksh-diagram__seam,
.ksh-diagram__stable-line { fill: none; stroke: var(--ksh-ivory); stroke-opacity: .8; stroke-width: 2; stroke-linecap: round; }
.ksh-diagram__tissue-bulge { fill: none; stroke: rgba(247, 243, 234, .58); stroke-width: 2; stroke-linecap: round; }
.ksh-diagram__callout-line { fill: none; stroke: var(--ksh-gold); stroke-width: 1.5; stroke-dasharray: 4 5; }
.ksh-diagram__callout { fill: var(--ksh-navy); font-size: 13px; font-weight: 700; letter-spacing: -.04em; }
.ksh-diagram__callout--sub { font-size: 11px; font-weight: 500; }
.ksh-diagram__guide-ring { fill: rgba(181, 138, 74, .08); stroke: var(--ksh-gold); stroke-width: 2; stroke-dasharray: 9 8; }
.ksh-diagram__guide-ring--inner { fill: none; stroke-width: 1; stroke-dasharray: 3 7; }
.ksh-diagram__guide-tick { fill: none; stroke: var(--ksh-gold); stroke-width: 2; }
.ksh-diagram__ring,
.ksh-diagram__ring--inner,
.ksh-diagram__stable-ring { fill: none; stroke: var(--ksh-gold); stroke-width: 3; }
.ksh-diagram__ring--inner { stroke: var(--ksh-blue); stroke-width: 2; stroke-dasharray: 4 6; }
.ksh-diagram__join-point { fill: var(--ksh-gold); }
.ksh-diagram__recovery-arrow { fill: none; stroke: var(--ksh-gold); stroke-width: 2; stroke-dasharray: 7 8; }
.ksh-diagram__stable-ring { stroke: var(--ksh-blue); stroke-opacity: .7; stroke-width: 2; }
.ksh-procedure__tissue { transform-origin: 450px 235px; }
.ksh-procedure__tissue-side {
  fill: rgba(138, 47, 61, .66);
  stroke: var(--ksh-burgundy);
  stroke-width: 2;
}
.ksh-procedure__tissue-side--left { transform-origin: 425px 235px; }
.ksh-procedure__tissue-side--right { transform-origin: 475px 235px; }
.ksh-procedure__tissue-fold {
  fill: none;
  stroke: var(--ksh-ivory);
  stroke-opacity: .72;
  stroke-width: 2;
  stroke-linecap: round;
}
.ksh-procedure__device { color: var(--ksh-navy); }
.ksh-procedure__shaft,
.ksh-procedure__housing {
  fill: rgba(27, 36, 48, .86);
  stroke: var(--ksh-navy);
  stroke-width: 2;
}
.ksh-procedure__shaft-line,
.ksh-procedure__housing-line {
  fill: none;
  stroke: var(--ksh-blue);
  stroke-opacity: .62;
  stroke-width: 1.5;
}
.ksh-procedure__anvil {
  fill: rgba(220, 234, 242, .88);
  stroke: var(--ksh-navy);
  stroke-width: 2;
}
.ksh-procedure__anvil-cap,
.ksh-procedure__anvil-base {
  fill: var(--ksh-blue);
  stroke: var(--ksh-navy);
  stroke-width: 2;
}
.ksh-procedure__housing-band,
.ksh-procedure__base-ring {
  fill: rgba(181, 138, 74, .34);
  stroke: var(--ksh-gold);
  stroke-width: 2;
}
.ksh-procedure__seam {
  fill: none;
  stroke: var(--ksh-ivory);
  stroke-opacity: .9;
  stroke-width: 2;
  stroke-linecap: round;
}
.ksh-diagram__ring--procedure {
  fill: rgba(181, 138, 74, .12);
  stroke: var(--ksh-gold);
  stroke-width: 4;
}
.ksh-preview__wash { fill: url(#ksh-diagram-wash); stroke: rgba(27, 36, 48, .1); }
.ksh-preview__wall { fill: none; stroke: var(--ksh-navy); stroke-opacity: .46; stroke-width: 3; }
.ksh-preview__lumen { fill: none; stroke: var(--ksh-blue); stroke-opacity: .32; stroke-width: 2; stroke-dasharray: 7 8; }
.ksh-preview__prolapse,
.ksh-preview__tissue-side { fill: rgba(138, 47, 61, .65); stroke: var(--ksh-burgundy); stroke-width: 3; }
.ksh-preview__line,
.ksh-preview__seam { fill: none; stroke: var(--ksh-ivory); stroke-opacity: .84; stroke-width: 3; stroke-linecap: round; }
.ksh-preview__guide { fill: rgba(32, 86, 117, .08); stroke: var(--ksh-blue); stroke-width: 5; stroke-dasharray: 15 12; }
.ksh-preview__guide--inner { fill: none; stroke-width: 2; stroke-dasharray: 6 10; }
.ksh-preview__shaft,
.ksh-preview__housing { fill: rgba(27, 36, 48, .86); stroke: var(--ksh-navy); stroke-width: 3; }
.ksh-preview__anvil { fill: url(#ksh-device-wash); stroke: var(--ksh-navy); stroke-width: 3; }
.ksh-preview__ring { fill: rgba(181, 138, 74, .12); stroke: var(--ksh-gold); stroke-width: 7; }
.ksh-preview__band { fill: rgba(181, 138, 74, .36); stroke: var(--ksh-gold); stroke-width: 3; }
.ksh-preview__restored { fill: rgba(138, 47, 61, .62); stroke: var(--ksh-burgundy); stroke-width: 3; }
.ksh-preview__arrow { fill: none; stroke: var(--ksh-gold); stroke-width: 6; stroke-linecap: round; marker-end: url(#ksh-recovery-arrow); }
.ksh-diagram__legend line { stroke: var(--ksh-burgundy); stroke-width: 3; }
.ksh-diagram__legend text { fill: var(--ksh-muted); font-size: 11px; }
.ksh-diagram__legend .ksh-diagram__legend-line--gold { stroke: var(--ksh-gold); stroke-width: 2; stroke-dasharray: 5 5; }
.ksh-principles__interactive.is-animating .ksh-diagram__guide-ring { animation: ksh-principles-guide .95s ease-out both; }
.ksh-principles__interactive.is-animating .ksh-diagram__ring { animation: ksh-principles-ring 1.15s ease-out both; }
.ksh-principles__interactive.is-animating .ksh-diagram__tissue--gathered { animation: ksh-principles-gather 1s ease-out both; }
.ksh-principles__interactive.is-animating .ksh-procedure__device { animation: ksh-principles-device .9s ease-out both; transform-origin: 450px 216px; }
.ksh-principles__interactive.is-animating .ksh-diagram__tissue--restored { animation: ksh-principles-recover 1.2s cubic-bezier(.2, .75, .3, 1) both; }
.ksh-principles__interactive.is-animating .ksh-diagram__recovery-arrow { animation: ksh-principles-arrow 1.1s ease-out both; }
@keyframes ksh-principles-guide {
  from { opacity: 0; transform: scale(.86); transform-origin: 450px 226px; }
  to { opacity: 1; transform: scale(1); transform-origin: 450px 226px; }
}
@keyframes ksh-principles-ring {
  from { stroke-dasharray: 620; stroke-dashoffset: 620; }
  to { stroke-dasharray: 620; stroke-dashoffset: 0; }
}
@keyframes ksh-principles-gather {
  from { opacity: 0; transform: scaleX(.78); transform-origin: 450px 226px; }
  to { opacity: 1; transform: scaleX(1); transform-origin: 450px 226px; }
}
@keyframes ksh-principles-device {
  from { opacity: 0; transform: translateY(-16px) scale(.96); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes ksh-principles-recover {
  from { opacity: 0; transform: translateY(78px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes ksh-principles-arrow {
  from { stroke-dashoffset: 180; opacity: .2; }
  to { stroke-dashoffset: 0; opacity: 1; }
}

/* Content hub */
.ksh-hub { padding-bottom: 112px; }
.ksh-hub__top { display: flex; justify-content: space-between; align-items: end; gap: 30px; margin-bottom: 28px; }
.ksh-topic-list { display: flex; flex-wrap: wrap; gap: 10px; }
.ksh-topic-list a { display: inline-flex; gap: 22px; align-items: center; padding: 13px 15px; border: 1px solid rgba(27, 36, 48, .2); color: var(--ksh-navy); font-size: 12px; font-weight: 700; text-decoration: none; transition: background .25s ease, color .25s ease; }
.ksh-topic-list a span { color: var(--ksh-burgundy); font-size: 16px; }
.ksh-topic-list a:hover { background: var(--ksh-navy); color: var(--ksh-ivory); }

/* Clinic */
.ksh-clinic__grid { display: grid; grid-template-columns: 1fr .8fr; gap: 9vw; align-items: center; }
.ksh-clinic h2 { margin-bottom: 26px; }
.ksh-clinic__lead { max-width: 500px; margin: 0 0 32px; color: var(--ksh-muted); font-size: var(--ksh-body-size); line-height: 1.8; }
.ksh-clinic__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.ksh-clinic__actions .ksh-button--navy {
  min-height: 48px;
  border-color: rgba(217, 189, 139, .82);
  background: var(--ksh-navy);
  color: var(--ksh-ivory);
}
.ksh-clinic__actions .ksh-button--navy .ksh-phone-icon {
  width: 17px;
  height: 17px;
  flex: 0 0 17px;
  color: inherit;
}
.ksh-clinic__actions .ksh-button--navy:hover {
  border-color: var(--ksh-gold);
  background: var(--ksh-gold);
  color: var(--ksh-navy);
}
.ksh-clinic__actions .ksh-button--navy:focus-visible {
  outline: 3px solid var(--ksh-gold-soft);
  outline-offset: 4px;
}
.ksh-button--outline { border-color: rgba(27, 36, 48, .3); color: var(--ksh-navy); }
.ksh-button--outline:hover { border-color: var(--ksh-burgundy); color: var(--ksh-burgundy); }
.ksh-clinic-card { position: relative; padding: 28px; border: 1px solid rgba(27, 36, 48, .2); background: var(--ksh-medical); }
.ksh-clinic-card__top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 23px; color: var(--ksh-burgundy); font-size: 10px; font-weight: 800; letter-spacing: .13em; }
.ksh-clinic-card__top i { display: block; width: 8px; height: 8px; border-radius: 50%; background: var(--ksh-burgundy); box-shadow: 0 0 0 5px rgba(138, 47, 61, .12); }
.ksh-clinic-card dl { margin: 0; }
.ksh-clinic-card dl > div { display: grid; grid-template-columns: 76px 1fr; gap: 14px; padding: 14px 0; border-top: 1px solid rgba(27, 36, 48, .14); }
.ksh-clinic-card dt { color: var(--ksh-muted); font-size: 11px; }
.ksh-clinic-card dd { margin: 0; color: var(--ksh-navy); font-size: 12px; font-weight: 700; line-height: 1.5; }
.ksh-clinic-card dd a { color: var(--ksh-burgundy); text-decoration: none; }
.ksh-clinic-card__stamp { position: absolute; right: 18px; bottom: 17px; color: rgba(138, 47, 61, .22); font-family: Georgia, serif; font-size: 23px; font-style: italic; line-height: .8; text-align: right; transform: rotate(-10deg); }
.ksh-clinic-card__stamp small { font-family: "Noto Sans KR", sans-serif; font-size: 7px; font-style: normal; letter-spacing: .14em; }
.ksh-medical-note { margin: 90px 0 0; padding-top: 18px; border-top: 1px solid var(--ksh-line); color: var(--ksh-muted); font-size: 11px; line-height: 1.7; }

/* Footer and mobile drawer */
.ksh-footer { padding: 70px 0 22px; background: var(--ksh-navy); color: var(--ksh-ivory); }
.ksh-footer__inner { width: min(1180px, calc(100% - 80px)); margin: 0 auto 54px; display: grid; grid-template-columns: 1.2fr .8fr 1fr; gap: 50px; }
.ksh-footer__brand { display: inline-block; color: var(--ksh-ivory); font-family: Georgia, serif; font-size: 27px; font-style: italic; letter-spacing: -.06em; text-decoration: none; }
.ksh-footer__brand span { color: var(--ksh-gold-soft); }
.ksh-footer__tagline { margin: 15px 0 0; color: rgba(247, 243, 234, .62); font-size: var(--ksh-support-size); }
.ksh-footer__links { display: grid; align-content: start; gap: 12px; }
.ksh-footer__links a { color: rgba(247, 243, 234, .78); font-size: var(--ksh-support-size); text-decoration: none; }
.ksh-footer__links a:hover { color: var(--ksh-gold-soft); }
.ksh-footer__contact { display: grid; align-content: start; gap: 10px; }
.ksh-footer__contact strong { font-size: 13px; }
.ksh-footer__contact span { color: rgba(247, 243, 234, .62); font-size: var(--ksh-caption-size); line-height: 1.7; }
.ksh-footer__contact a { color: var(--ksh-gold-soft); font-family: Georgia, serif; font-size: 19px; text-decoration: none; }
.ksh-footer__bottom { width: min(1180px, calc(100% - 80px)); display: flex; justify-content: space-between; gap: 20px; margin: 0 auto; padding-top: 18px; border-top: 1px solid rgba(247, 243, 234, .16); color: rgba(247, 243, 234, .52); font-size: 12px; line-height: 1.6; }
.ksh-footer__bottom span:last-child { text-align: right; }
.ksh-mobile-nav { background: var(--ksh-navy); color: var(--ksh-ivory); }
.ksh-mobile-nav__brand { padding: 0 0 20px; color: var(--ksh-ivory); font-family: Georgia, serif; font-size: 26px; font-style: italic; }
.ksh-mobile-nav__brand span { color: var(--ksh-gold-soft); }
.ksh-body .ksh-menu-toggle { width: 44px; height: 44px; }
.ksh-mobile-nav .mobile-close { width: 44px; height: 44px; }
.ksh-mobile-nav .mobile-nav-list a {
  display: flex;
  align-items: center;
  min-height: 44px;
  color: var(--ksh-ivory);
  border-bottom-color: rgba(247, 243, 234, .12);
}
.ksh-mobile-nav .mobile-close { color: var(--ksh-gold-soft); }
.ksh-mobile-nav .mobile-phone-btn { background: var(--ksh-gold); color: var(--ksh-navy); }

@media (max-width: 980px) {
  .ksh-shell,
  .ksh-header__inner,
  .ksh-footer__inner,
  .ksh-footer__bottom { width: min(100% - 48px, 760px); }
  .ksh-main-nav { gap: 12px; }
  .ksh-main-nav a { font-size: 13px; }
  .ksh-header__cta span { display: none; }
  .ksh-header__cta { padding: 10px; }
  .ksh-hero__inner { gap: 42px; }
  .ksh-timeline-wrap { grid-template-columns: minmax(0, 1fr) 290px; gap: 32px; }
  .ksh-clinic__grid { gap: 38px; }
}

@media (min-width: 761px) {
  .ksh-principles__interactive {
    grid-template-columns: minmax(0, 55fr) minmax(0, 45fr);
    grid-template-rows: auto auto auto;
    align-items: start;
  }
  .ksh-principles__diagram {
    align-self: stretch;
    display: flex;
  }
  .ksh-principles__viewport {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    height: 100%;
  }
  .ksh-body .ksh-principles__image {
    width: auto;
    height: 100%;
    max-width: min(80%, 500px);
    margin-inline: auto;
  }
  .ksh-principles__interactive[data-view-mode="full"] .ksh-principles__image.is-active {
    width: 100%;
    height: auto;
    max-width: 630px;
  }
  .ksh-principles__stage-panel {
    align-self: start;
    padding: 24px 0 2px;
  }
  .ksh-principles__stage-count {
    margin-bottom: 10px;
  }
  .ksh-principles__stage-count span {
    font-size: 20px;
  }
  .ksh-principles__stage-panel h3 {
    margin-bottom: 8px;
    font-size: clamp(22px, 2.2vw, 31px);
    line-height: 1.2;
  }
  .ksh-principles__stage-panel > p:last-child {
    font-size: 13px;
    line-height: 1.8;
  }
  .ksh-principles__view-all {
    min-height: 52px;
  }
  .ksh-principles__stage-tabs .ksh-principles__view-all {
    margin-bottom: 10px;
  }
  .ksh-principles__list button {
    min-height: 128px;
    padding-block: 12px;
  }
  .ksh-principles__playback button {
    min-height: 38px;
  }
}

@media (max-width: 760px) {
  :root { --ksh-header-height: 68px; }
  .ksh-section { padding: 88px 0; }
  .ksh-section-heading { margin-bottom: 36px; }
  .ksh-section-heading--split { display: block; }
  .ksh-section-heading--split > p { margin-top: 20px; }
  .ksh-header__inner { width: calc(100% - 36px); }
  .ksh-main-nav,
  .ksh-header__cta { display: none; }
  .ksh-menu-toggle {
    display: grid;
    gap: 5px;
    width: 38px;
    height: 38px;
    margin-left: auto;
    padding: 10px 8px;
    border: 1px solid currentColor;
    background: transparent;
    color: inherit;
    cursor: pointer;
  }
  .ksh-menu-toggle span { display: block; height: 1px; background: currentColor; }
  .ksh-hero { min-height: auto; }
  .ksh-hero__inner {
    width: calc(100% - 36px);
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 32px;
    padding-top: calc(var(--ksh-header-height) + 30px);
    padding-bottom: 105px;
  }
  .ksh-hero__visual {
    align-self: center;
    width: min(100%, 360px);
    min-height: 320px;
    margin-top: 2px;
  }
  .ksh-hero__graphic--background,
  .ksh-hero__graphic--concept {
    padding: 12px;
  }
  .ksh-hero__product-figure { width: min(100%, 340px); }
  .ksh-hero__stapler { width: 100%; }
  .ksh-portrait__vertical { right: -45px; font-size: 7px; }
  .ksh-hero h1 { font-size: clamp(41px, 12vw, 66px); }
  .ksh-hero__lead { font-size: 16px; }
  .ksh-hero__body { font-size: 14px; }
  .ksh-hero__evidence { grid-template-columns: repeat(2, 1fr); }
  .ksh-hero__evidence div { min-height: 88px; padding: 15px 10px 0 0; }
  .ksh-hero__evidence div:not(:first-child) { padding-left: 10px; }
  .ksh-hero__evidence div:nth-child(2) { border-right: 0; }
  .ksh-hero__evidence div:nth-child(-n+2) { border-bottom: 1px solid rgba(247, 243, 234, .14); }
  .ksh-hero__evidence strong { font-size: 17px; }
  .ksh-hero__evidence span { font-size: 14px; }
  .ksh-question-editorial { grid-template-columns: 1fr 1fr; gap: 10px; }
  .ksh-question { min-height: 148px; padding: 18px; }
  .ksh-question--feature { grid-row: span 2; min-height: 306px; }
  .ksh-question--wide { grid-column: span 1; }
  .ksh-question strong { font-size: 17px; }
  .ksh-explain__grid,
  .ksh-feature-grid,
  .ksh-clinic__grid { grid-template-columns: 1fr; gap: 42px; }
  .ksh-explain__answer > p { margin-bottom: 34px; font-size: 29px; }
  .ksh-lineage { gap: 8px; justify-content: space-between; }
  .ksh-lineage > span { font-size: 17px; }
  .ksh-lineage b { font-size: 20px; }
  .ksh-lineage small { font-size: 8px; }
  .ksh-side-note { position: static; display: block; width: max-content; max-width: 100%; margin: 30px 0 0 auto; font-size: 26px; opacity: .42; }
   .ksh-timeline-wrap { display: block; height: auto; min-height: 0; }
  .ksh-timeline-detail { position: static; display: none; }
   .ksh-timeline { height: auto; }
   .ksh-timeline li {
     display: block;
     min-height: 0;
     padding: 0 0 25px 28px;
   }
   .ksh-timeline li:last-child { padding-bottom: 0; }
   .ksh-timeline__trigger {
     grid-template-columns: 1fr;
     gap: 4px;
     padding: 0;
   }
   .ksh-timeline__entry { display: block; }
   .ksh-timeline li strong { font-size: 15px; }
   .ksh-timeline__copy {
     display: block;
     max-width: 520px;
     margin: 0;
     color: var(--ksh-muted);
     font-size: 14px;
     line-height: 1.7;
   }
   .ksh-timeline li:hover { transform: none; }
   .ksh-timeline li::before { top: 3px; }
   .ksh-timeline-mobile-detail {
     display: block;
     margin: 18px 0 22px 28px;
     padding: 18px;
     border: 1px solid rgba(27, 36, 48, .18);
     background: rgba(247, 243, 234, .55);
   }
   .ksh-timeline-mobile-detail[hidden] { display: none; }
   .ksh-timeline-mobile-detail .ksh-doctor-portrait { margin: 0 0 20px; }
   .ksh-timeline-mobile-detail .ksh-timeline-detail__year {
     margin-top: 0;
     font-size: 42px;
   }
   .ksh-timeline-mobile-detail h3 { font-size: 19px; }
   .ksh-timeline-mobile-detail p { min-height: 0; }
  .ksh-feature-image { width: min(100%, 430px); margin: 0 auto; }
  .ksh-archive-grid { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .ksh-archive-card figcaption { min-height: 70px; font-size: 13px; }
  .ksh-archive-card figcaption strong { font-size: 13px; overflow-wrap: anywhere; }
  .ksh-paper-grid { grid-template-columns: 1fr; }
   .ksh-paper { min-height: 470px; }
   .ksh-hub { padding-bottom: 72px; }
   .ksh-hub__top { display: block; }
  .ksh-footer__inner { grid-template-columns: 1fr 1fr; gap: 34px 20px; }
  .ksh-footer__contact { grid-column: 1 / -1; }
  .ksh-footer__bottom { display: block; }
  .ksh-footer__bottom span { display: block; }
  .ksh-footer__bottom span:last-child { margin-top: 8px; text-align: left; }
  .ksh-program-crops { grid-template-columns: 1fr; }
  .ksh-program-crops img { height: 175px; }
  .ksh-principles__interactive { display: block; }
  .ksh-principles__diagram {
    width: 100%;
    flex: 0 0 auto;
    margin-bottom: 18px;
    padding: 0;
  }
  .ksh-principles__interactive {
    display: flex;
    flex-direction: column;
  }
  .ksh-principles__stage-tabs { order: 1; }
  .ksh-principles__diagram { order: 2; }
  .ksh-principles__viewport { flex: 0 0 auto; }
  .ksh-principles__stage-panel { order: 3; }
  .ksh-principles__playback { order: 4; justify-content: flex-start; }
  .ksh-principles__stage-tabs .ksh-principles__view-all { margin-bottom: 10px; }
  .ksh-principles__interactive[data-view-mode="1"] .ksh-principles__viewport,
  .ksh-principles__interactive[data-view-mode="2"] .ksh-principles__viewport,
  .ksh-principles__interactive[data-view-mode="3"] .ksh-principles__viewport,
  .ksh-principles__interactive[data-view-mode="4"] .ksh-principles__viewport {
    width: 100%;
  }
  .ksh-principles__stage-panel { margin-bottom: 14px; padding-top: 20px; }
  .ksh-principles__stage-panel h3 { font-size: 26px; }
  .ksh-principles__list button { min-height: 72px; }
   .ksh-principles__previews { display: none !important; }
}

@media (max-width: 440px) {
  .ksh-shell { width: calc(100% - 36px); }
  .ksh-section-heading h2,
  .ksh-hub h2,
  .ksh-clinic h2 { font-size: 34px; }
  .ksh-question strong { font-size: 15px; }
  .ksh-question__arrow { font-size: 20px; }
  .ksh-lineage b { font-size: 17px; }
  .ksh-lineage small { max-width: 64px; white-space: normal; }
  .ksh-paper { padding: 22px; }
  .ksh-paper__link { right: 22px; bottom: 22px; }
  .ksh-archive-grid { grid-template-columns: 1fr; }
  .ksh-archive-card img { aspect-ratio: 1.5; }
  .ksh-archive-card figcaption { min-height: 0; margin-bottom: 12px; }
  .ksh-program-crops img { height: 185px; }
  .ksh-principles__diagram { padding: 0; }
  .ksh-principles__interactive[data-view-mode="1"] .ksh-principles__viewport,
  .ksh-principles__interactive[data-view-mode="2"] .ksh-principles__viewport,
  .ksh-principles__interactive[data-view-mode="3"] .ksh-principles__viewport,
  .ksh-principles__interactive[data-view-mode="4"] .ksh-principles__viewport {
    width: 100%;
  }
  .ksh-principles__diagram-note { font-size: 9px; }
  .ksh-diagram__callout { font-size: 12px; }
}

/* Mobile editorial pass: keep the desktop composition intact while making the
   390px and 360px layouts readable, touchable, and image-safe. */
@media (max-width: 760px) {
  .ksh-body {
    overflow-x: hidden;
    --ksh-support-size: 15px;
    --ksh-caption-size: 13px;
  }

  .ksh-shell,
  .ksh-hero__inner,
  .ksh-header__inner,
  .ksh-footer__inner,
  .ksh-footer__bottom {
    width: calc(100% - 40px);
  }

  .ksh-section { padding: 72px 0; }
  .ksh-section-heading { margin-bottom: 30px; }
  .ksh-section-heading--split > p {
    margin-top: 16px;
    font-size: 16px;
    line-height: 1.8;
  }

  /* Hero: give the product the visual priority without cropping its source. */
  .ksh-hero__inner {
    gap: 26px;
    padding-top: calc(var(--ksh-header-height) + 26px);
    padding-bottom: 88px;
  }
  .ksh-hero__copy .ksh-kicker { margin-bottom: 22px; }
  .ksh-hero h1 {
    margin-bottom: 22px;
    font-size: clamp(39px, 11.8vw, 62px);
    line-height: 1.08;
  }
  .ksh-hero__lead {
    margin-bottom: 18px;
    font-size: 16px;
    line-height: 1.75;
  }
  .ksh-hero__body {
    margin-bottom: 26px;
    font-size: 15px;
    line-height: 1.85;
  }
  .ksh-hero__actions { gap: 10px; }
  .ksh-hero__actions .ksh-button {
    min-height: 48px;
    flex: 1 1 0;
    padding-inline: 14px;
  }
  .ksh-hero__visual {
    width: min(100%, 370px);
    min-height: 300px;
    margin-top: 0;
  }
  .ksh-hero__product-figure { width: 100%; }
  .ksh-hero__stapler {
    width: 100%;
    height: auto;
    object-fit: contain;
  }
  .ksh-hero__product-caption {
    max-width: 280px;
    margin-top: 8px;
    font-size: 12px;
    line-height: 1.5;
  }
  .ksh-hero__evidence div {
    min-height: 76px;
    padding-top: 13px;
  }
  .ksh-hero__evidence strong { font-size: 17px; }
  .ksh-hero__evidence span { font-size: 15px; }

  /* Comparison: one readable card per row instead of a cramped 2-column grid. */
  .ksh-question-editorial {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .ksh-question,
  .ksh-question--feature,
  .ksh-question--wide {
    grid-column: auto;
    grid-row: auto;
    min-height: 116px;
    padding: 20px;
  }
  .ksh-question strong {
    max-width: none;
    font-size: 18px;
    line-height: 1.45;
  }
  .ksh-question__number { font-size: 12px; }
  .ksh-question__arrow { font-size: 22px; }

  /* Explanation: preserve every sentence while improving rhythm and wrapping. */
  .ksh-explain__answer > p {
    margin: 18px 0 30px;
    font-size: 27px;
    line-height: 1.45;
  }
  .ksh-explain__copy p {
    font-size: 16px;
    line-height: 1.9;
  }
  .ksh-lineage {
    align-items: stretch;
    gap: 5px;
  }
  .ksh-lineage div {
    min-width: 0;
    flex: 1 1 0;
  }
  .ksh-lineage b {
    font-size: 19px;
    white-space: nowrap;
  }
  .ksh-lineage small {
    font-size: 10px;
    line-height: 1.45;
    white-space: normal;
  }

  /* Timeline: keep the full source image visible in the selected record. */
  .ksh-timeline__trigger {
    min-height: 44px;
    align-content: center;
  }
  .ksh-timeline__period { font-size: 14px; }
  .ksh-timeline li strong { font-size: 16px; line-height: 1.55; }
  .ksh-timeline__copy {
    font-size: 15px;
    line-height: 1.8;
  }
  .ksh-timeline-mobile-detail {
    margin-left: 28px;
    padding: 16px;
  }
  .ksh-timeline-mobile-detail .ksh-doctor-portrait img,
  .ksh-timeline-detail .ksh-doctor-portrait img {
    width: 100%;
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
  }
  .ksh-timeline-mobile-detail h3 { font-size: 21px; line-height: 1.4; }
  .ksh-timeline-mobile-detail p {
    font-size: 15px;
    line-height: 1.8;
  }

  /* Archive and papers: one-column reading flow; no forced crop on mobile. */
  .ksh-feature-grid { gap: 30px; }
  .ksh-feature-image,
  .ksh-feature-image img {
    width: 100%;
  }
  .ksh-feature-image img {
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
  }
  .ksh-feature-image::after {
    inset: 12px -12px -12px 12px;
  }
  .ksh-feature-copy > p,
  .ksh-archive-note {
    font-size: 15px;
    line-height: 1.85;
  }
  .ksh-archive-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .ksh-archive-card img {
    width: 100%;
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
  }
  .ksh-archive-card figcaption {
    min-height: 0;
    margin-top: 8px;
    font-size: 14px;
    line-height: 1.6;
  }
  .ksh-paper-grid { gap: 14px; }
  .ksh-paper {
    min-height: 0;
    padding: 20px;
  }
  .ksh-paper__visual { margin: 20px 0 18px; }
  .ksh-paper__visual img,
  .ksh-paper__visual--wide img,
  .ksh-paper__visual--title img,
  .ksh-paper__visual--reference img,
  .ksh-paper__visual--program img,
  .ksh-program-crops img {
    width: 100%;
    height: auto;
    max-height: none;
    aspect-ratio: auto;
    object-fit: contain;
    object-position: center;
  }
  .ksh-program-crops { gap: 12px; }
  .ksh-paper h3 { font-size: 21px; line-height: 1.45; }
  .ksh-paper p {
    font-size: 15px;
    line-height: 1.8;
  }
  .ksh-paper__link {
    position: static;
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    margin-top: 18px;
    font-size: 15px;
  }

  /* Principles: turn the stage list into accessible horizontal tabs. */
  .ksh-principles__intro {
    margin: -12px 0 28px;
    font-size: 15px;
    line-height: 1.85;
  }
  .ksh-principles__stage-tabs .ksh-principles__view-all {
    min-height: 48px;
    margin-bottom: 10px;
  }
  .ksh-principles__list {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 0 0 6px;
    border-top: 0;
    scrollbar-width: thin;
  }
  .ksh-principles__list li {
    flex: 1 0 64px;
    min-width: 64px;
    border: 1px solid var(--ksh-line);
  }
  .ksh-principles__list button,
  .ksh-principles__list li.is-active button,
  .ksh-principles__list button:hover,
  .ksh-principles__list button:focus-visible {
    grid-template-columns: 1fr;
    gap: 4px;
    min-height: 64px;
    padding: 9px 8px;
    background: transparent;
  }
  .ksh-principles__list li.is-active button,
  .ksh-principles__list button[aria-pressed="true"] {
    background: rgba(220, 234, 242, .58);
  }
  .ksh-principles__list button > span:first-child { font-size: 12px; }
  .ksh-principles__list button strong {
    margin: 0;
    font-size: 13px;
    line-height: 1.35;
  }
  .ksh-principles__list button b { display: none; }
  .ksh-principles__diagram { margin-bottom: 12px; }
  .ksh-principles__viewport,
  .ksh-body .ksh-principles__image {
    width: 100%;
    height: auto;
    max-width: none;
    object-fit: contain;
  }
  .ksh-principles__stage-panel {
    margin-bottom: 10px;
    padding-top: 18px;
  }
  .ksh-principles__stage-panel h3 {
    font-size: 24px;
    line-height: 1.35;
  }
  .ksh-principles__stage-panel > p:last-child {
    max-width: none;
    font-size: 15px;
    line-height: 1.85;
  }
  .ksh-principles__playback button {
    min-height: 44px;
    font-size: 14px;
  }

  /* Hub and clinic actions stay easy to reach with one hand. */
  .ksh-topic-list { gap: 8px; }
  .ksh-topic-list a {
    min-height: 44px;
    padding: 10px 13px;
    font-size: 15px;
  }
  .ksh-clinic__lead,
  .ksh-clinic-card dd,
  .ksh-clinic-card dt {
    font-size: 15px;
  }
  .ksh-clinic__actions {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .ksh-clinic__actions .ksh-button {
    width: 100%;
    min-height: 48px;
  }
  .ksh-clinic-card {
    padding: 22px 18px;
  }
  .ksh-clinic-card dl > div {
    grid-template-columns: 74px minmax(0, 1fr);
    gap: 10px;
  }
  .ksh-medical-note { margin-top: 54px; font-size: 13px; }
  .ksh-footer__tagline,
  .ksh-footer__links a,
  .ksh-footer__contact span,
  .ksh-footer__bottom {
    font-size: 15px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ksh-body *,
  .ksh-body *::before,
  .ksh-body *::after {
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
  }
  .ksh-hero__stapler,
  .ksh-hero__graphic--background,
  .ksh-hero__graphic--concept,
  .ksh-hero-diagram,
  .ksh-hero-concept,
  .ksh-hero__orb--one {
    animation: none !important;
    transform: none !important;
  }
  .ksh-principles__interactive *,
  .ksh-principles__interactive *::before,
  .ksh-principles__interactive *::after {
    transition: none !important;
    animation: none !important;
  }
}