:root {
  --lightningcss-light: initial;
  --lightningcss-dark: ;
  color-scheme: light;
  --bg: #eef0f3;
  --bg-elevated: #f7f8f9;
  --surface: #e2e5e9;
  --surface-strong: #d5d9df;
  --surface-rose: #efd9df;
  --text: #24252a;
  --text-muted: #62636b;
  --line: #24252a24;
  --line-strong: #24252a3d;
  --accent: #ad3856;
  --accent-strong: #8f2945;
  --accent-soft: #e9c2cc;
  --accent-contrast: #fff7f9;
  --header: #eef0f3db;
  --shadow: #5b3f4b24;
  --shadow-soft: #44363d14;
  --radius-panel: 28px;
  --radius-row: 14px;
  --radius-control: 999px;
  --header-height: 72px;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --lightningcss-light: ;
    --lightningcss-dark: initial;
    color-scheme: dark;
    --bg: #191a1f;
    --bg-elevated: #202127;
    --surface: #292a31;
    --surface-strong: #34353d;
    --surface-rose: #3b2930;
    --text: #f2f0f2;
    --text-muted: #bcb8bd;
    --line: #f2f0f221;
    --line-strong: #f2f0f238;
    --accent: #ee8297;
    --accent-strong: #ff9aae;
    --accent-soft: #6d3746;
    --accent-contrast: #251117;
    --header: #191a1fdb;
    --shadow: #08080a57;
    --shadow-soft: #08080a38;
  }
}
*,
:before,
:after {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 24px);
  -webkit-text-size-adjust: 100%;
}
body {
  background: var(--bg);
  color: var(--text);
  text-rendering: optimizelegibility;
  -webkit-font-smoothing: antialiased;
  margin: 0;
  font-family:
    Avenir Next,
    SF Pro Display,
    PingFang SC,
    Hiragino Sans GB,
    Microsoft YaHei,
    sans-serif;
  font-size: 16px;
  line-height: 1.65;
}
img,
canvas {
  max-width: 100%;
  display: block;
}
button,
a {
  font: inherit;
}
button {
  color: inherit;
}
a {
  color: inherit;
  text-decoration: none;
}
:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 4px;
}
::selection {
  background: var(--accent);
  color: var(--accent-contrast);
}
h1,
h2,
h3,
p,
figure,
dl,
dd {
  margin: 0;
}
h1,
h2,
h3 {
  letter-spacing: -0.012em;
  font-weight: 620;
  line-height: 1.08;
  text-wrap: balance;
}
.page-shell {
  width: min(100% - 64px, 1340px);
  margin-inline: auto;
}
.section {
  padding-block: clamp(5rem, 8vw, 8rem);
}
.skip-link {
  z-index: 100;
  border-radius: var(--radius-control);
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 10px 16px;
  transition: transform 0.18s;
  position: fixed;
  top: 12px;
  left: 12px;
  transform: translateY(-160%);
}
.skip-link:focus {
  transform: translateY(0);
}
.sr-only {
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  position: absolute;
  overflow: hidden;
}
.site-header {
  z-index: 20;
  height: var(--header-height);
  background: var(--header);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid #0000;
  transition:
    border-color 0.24s,
    box-shadow 0.24s;
  position: fixed;
  inset: 0 0 auto;
}
.site-header.is-scrolled {
  border-color: var(--line);
  box-shadow: 0 14px 44px var(--shadow-soft);
}
.nav-shell {
  justify-content: space-between;
  align-items: center;
  gap: 32px;
  width: min(100% - 64px, 1340px);
  height: 100%;
  margin-inline: auto;
  display: flex;
}
.brand {
  letter-spacing: -0.03em;
  white-space: nowrap;
  align-items: center;
  gap: 11px;
  min-height: 44px;
  font-weight: 650;
  display: inline-flex;
}
.brand-mark {
  border: 5px solid var(--accent);
  border-radius: 50%;
  flex: none;
  width: 27px;
  height: 27px;
  display: inline-block;
  position: relative;
}
.brand-mark:after {
  background: var(--accent);
  content: "";
  opacity: 0.38;
  border-radius: 50%;
  position: absolute;
  inset: 4px;
}
.primary-nav {
  white-space: nowrap;
  justify-content: flex-end;
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
  font-size: 0.92rem;
  font-weight: 560;
  display: flex;
}
.primary-nav a:not(.nav-cta) {
  color: var(--text-muted);
  padding-block: 10px;
  transition: color 0.18s;
  position: relative;
}
.primary-nav a:not(.nav-cta):after {
  background: var(--accent);
  content: "";
  transform-origin: 100%;
  height: 1px;
  transition: transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  position: absolute;
  bottom: 6px;
  left: 0;
  right: 0;
  transform: scaleX(0);
}
.primary-nav a:not(.nav-cta):hover {
  color: var(--text);
}
.primary-nav a:not(.nav-cta):hover:after {
  transform-origin: 0;
  transform: scaleX(1);
}
.primary-nav a:not(.nav-cta)[aria-current="location"] {
  color: var(--text);
}
.primary-nav a:not(.nav-cta)[aria-current="location"]:after {
  transform-origin: 0;
  transform: scaleX(1);
}
.nav-cta {
  border-radius: var(--radius-control);
  background: var(--accent);
  min-height: 44px;
  color: var(--accent-contrast);
  justify-content: center;
  align-items: center;
  padding: 0 20px;
  font-weight: 650;
  transition:
    background 0.18s,
    transform 0.18s;
  display: inline-flex;
}
.nav-cta:hover {
  background: var(--accent-strong);
  transform: translateY(-1px);
}
.nav-cta:active {
  transform: translateY(1px) scale(0.98);
}
.external-indicator {
  margin-left: 6px;
  font-size: 0.88em;
  line-height: 1;
  display: inline-block;
  transform: translateY(-0.04em);
}
.menu-toggle {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  cursor: pointer;
  background: 0 0;
  min-width: 64px;
  min-height: 44px;
  padding: 0 16px;
  font-weight: 620;
  display: none;
}
.hero {
  min-height: 100dvh;
  padding-top: var(--header-height);
  isolation: isolate;
  position: relative;
  overflow: clip;
}
.hero:before,
.hero:after {
  z-index: -1;
  content: "";
  pointer-events: none;
  border-radius: 50%;
  position: absolute;
}
.hero:before {
  aspect-ratio: 1;
  background: radial-gradient(circle, var(--accent-soft) 0, transparent 68%);
  filter: blur(36px);
  opacity: 0.25;
  width: min(46vw, 680px);
  top: 12%;
  right: -12%;
}
.hero:after {
  aspect-ratio: 1;
  border: 1px solid var(--line);
  opacity: 0.55;
  width: min(22vw, 320px);
  bottom: 5%;
  left: 28%;
}
.hero-grid {
  min-height: calc(100dvh - var(--header-height));
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
  align-items: center;
  gap: clamp(32px, 5vw, 84px);
  padding-block: clamp(2rem, 4vw, 4rem);
  display: grid;
}
.hero-copy {
  z-index: 2;
  padding-block: 1rem;
  position: relative;
}
.eyebrow,
.section-label {
  color: var(--accent);
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 720;
}
.eyebrow {
  margin-bottom: 22px;
}
.hero h1 {
  max-width: 9.4em;
  font-size: clamp(3.1rem, 4.7vw, 4.75rem);
}
.hero-intro {
  max-width: 30rem;
  color: var(--text-muted);
  margin-top: 28px;
  font-size: clamp(1.05rem, 1.4vw, 1.25rem);
  line-height: 1.7;
}
.hero-actions {
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 34px;
  display: flex;
}
.button {
  border-radius: var(--radius-control);
  white-space: nowrap;
  border: 1px solid #0000;
  justify-content: center;
  align-items: center;
  min-height: 50px;
  padding: 0 25px;
  font-size: 0.95rem;
  font-weight: 680;
  transition:
    transform 0.2s cubic-bezier(0.16, 1, 0.3, 1),
    background 0.2s,
    border-color 0.2s;
  display: inline-flex;
}
.button:hover {
  transform: translateY(-2px);
}
.button:active {
  transform: translateY(1px) scale(0.98);
}
.button-primary {
  background: var(--accent);
  color: var(--accent-contrast);
  box-shadow: 0 14px 34px var(--shadow);
}
.button-primary:hover {
  background: var(--accent-strong);
}
.button-secondary {
  border-color: var(--line-strong);
  color: var(--text);
  background: #ffffff1a;
}
.button-secondary:hover {
  border-color: var(--accent);
  background: var(--bg-elevated);
}
.hero-visual {
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background:
    linear-gradient(145deg, #ffffff52, transparent 44%),
    linear-gradient(165deg, var(--surface-rose), var(--surface));
  min-width: 0;
  height: clamp(430px, 47vw, 660px);
  box-shadow:
    inset 0 1px 0 #ffffff47,
    0 38px 90px var(--shadow-soft);
  isolation: isolate;
  position: relative;
  overflow: hidden;
}
.hero-visual:before {
  z-index: -1;
  border: 1px solid var(--line);
  content: "";
  border-radius: 50%;
  position: absolute;
  inset: 8% 9%;
  transform: rotate(-18deg) scaleY(0.7);
}
.visual-backdrop,
#pilates-canvas {
  width: 100%;
  height: 100%;
  position: absolute;
  inset: 0;
}
.visual-backdrop {
  place-items: center;
  transition: opacity 0.6s;
  display: grid;
}
#pilates-canvas {
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.6s;
}
.hero-visual.webgl-ready #pilates-canvas {
  opacity: 1;
}
.hero-visual.webgl-ready .visual-backdrop {
  opacity: 0;
}
.hero-visual.webgl-failed .fallback-ring {
  animation: none;
}
.fallback-ring {
  border-radius: 50%;
  display: block;
  position: absolute;
}
.fallback-ring-main {
  aspect-ratio: 1;
  border: clamp(18px, 2.3vw, 30px) solid var(--accent);
  width: min(64%, 410px);
  box-shadow:
    inset 0 0 0 1px #ffffff52,
    0 30px 70px var(--shadow);
  transform: rotateX(58deg) rotate(-18deg);
}
.fallback-ring-core {
  aspect-ratio: 1;
  border: 1px solid var(--accent);
  background: radial-gradient(
    circle at 35% 30%,
    var(--accent-contrast),
    var(--accent)
  );
  width: min(22%, 142px);
  box-shadow: 0 16px 44px var(--shadow);
  opacity: 0.78;
}
.motion-toggle {
  z-index: 3;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  background: var(--header);
  min-height: 44px;
  color: var(--text);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  cursor: pointer;
  padding: 0 17px;
  font-size: 0.82rem;
  font-weight: 650;
  transition:
    transform 0.18s,
    border-color 0.18s;
  position: absolute;
  bottom: 18px;
  right: 18px;
}
.motion-toggle:hover:not(:disabled) {
  border-color: var(--accent);
  transform: translateY(-1px);
}
.motion-toggle:active:not(:disabled) {
  transform: translateY(1px) scale(0.98);
}
.motion-toggle:disabled {
  cursor: default;
  opacity: 0.72;
}
.section-heading {
  flex-direction: column;
  gap: 18px;
  max-width: 900px;
  margin-bottom: clamp(48px, 6vw, 76px);
  display: flex;
}
.section-heading h2,
.feature-notes h2,
.safety h2,
.closing h2 {
  font-size: clamp(2.2rem, 3.8vw, 3.85rem);
}
.section-heading p,
.feature-lead,
.closing p {
  max-width: 42rem;
  color: var(--text-muted);
  font-size: clamp(1rem, 1.4vw, 1.18rem);
}
.hero-intro,
.section-heading p,
.feature-lead,
.closing p,
.movement-feature-copy span,
.movement-summary,
.safety-copy p {
  text-wrap: pretty;
}
.learning-path {
  border-top: 1px solid var(--line);
}
.learning-path .section-heading {
  margin-bottom: clamp(38px, 4vw, 56px);
}
.path-track {
  --path-gap: clamp(24px, 4vw, 56px);
  --path-node-center: 27px;
  list-style: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: start;
  gap: var(--path-gap);
  margin: 0;
  padding: 4px 0 0;
  display: grid;
  position: relative;
}
.path-step:not(:last-child):after {
  background: var(--accent);
  content: "";
  opacity: 0.48;
  width: calc(100% + var(--path-gap));
  height: 1px;
  position: absolute;
  top: var(--path-node-center);
  left: var(--path-node-center);
  z-index: 0;
}
.path-step {
  z-index: 1;
  min-width: 0;
  position: relative;
}
.path-index {
  border: 1px solid var(--accent);
  background: var(--bg);
  width: 54px;
  height: 54px;
  color: var(--accent);
  border-radius: 50%;
  place-items: center;
  font-size: 1.1rem;
  font-weight: 720;
  display: grid;
  position: relative;
  z-index: 1;
  margin-bottom: 22px;
}
.path-step > div {
  max-width: 22rem;
  position: relative;
  z-index: 1;
}
.path-step h3 {
  margin: 0 0 10px;
  font-size: clamp(1.3rem, 1.8vw, 1.65rem);
}
.path-step p {
  color: var(--text-muted);
  line-height: 1.7;
}
.path-link {
  color: var(--accent);
  min-height: 44px;
  align-items: center;
  gap: 7px;
  margin-top: 14px;
  font-size: 0.86rem;
  font-weight: 680;
  display: inline-flex;
  transition:
    color 0.18s,
    transform 0.18s;
}
.path-link:after {
  content: "→";
  font-size: 0.9em;
}
.path-link:hover {
  color: var(--accent-strong);
  transform: translateX(4px);
}
.featured-learning {
  background: var(--bg-elevated);
}
.featured-grid {
  grid-template-columns: minmax(0, 1.34fr) minmax(300px, 0.66fr);
  align-items: stretch;
  gap: clamp(42px, 7vw, 104px);
  display: grid;
}
.feature-photo {
  border-radius: var(--radius-panel);
  background: var(--surface);
  min-height: 580px;
  box-shadow: 0 32px 80px var(--shadow-soft);
  overflow: hidden;
}
.feature-photo img {
  object-fit: cover;
  width: 100%;
  height: 100%;
}
.feature-notes {
  flex-direction: column;
  justify-content: center;
  padding-block: clamp(20px, 5vw, 74px);
  display: flex;
}
.section-label {
  margin-bottom: 24px;
}
.feature-notes h2 {
  max-width: 7em;
}
.feature-lead {
  margin-top: 24px;
}
.article-index {
  border-top: 1px solid var(--line-strong);
  margin-top: 42px;
}
.article-index a {
  border-bottom: 1px solid var(--line);
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 20px;
  min-height: 80px;
  padding-block: 18px;
  transition:
    color 0.18s,
    transform 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  display: grid;
}
.article-index a:hover {
  color: var(--accent);
  transform: translateX(8px);
}
.article-index small {
  color: var(--text-muted);
  white-space: nowrap;
  font-size: 0.76rem;
}
.body-map {
  overflow: hidden;
}
.body-map-heading {
  margin-left: 0;
}
.body-map-layout {
  grid-template-columns: minmax(340px, 0.85fr) minmax(0, 1.15fr);
  align-items: center;
  gap: clamp(42px, 8vw, 120px);
  display: grid;
}
.body-map-visual {
  border-radius: var(--radius-panel);
  background:
    radial-gradient(circle at 50% 50%, var(--surface-rose), transparent 42%),
    var(--surface);
  isolation: isolate;
  place-items: center;
  min-height: clamp(430px, 40vw, 520px);
  display: grid;
  position: relative;
  overflow: hidden;
}
.body-map-visual:before,
.body-map-visual:after {
  border: 1px solid var(--line);
  content: "";
  border-radius: 50%;
  position: absolute;
}
.body-map-visual:before {
  aspect-ratio: 1;
  width: 72%;
}
.body-map-visual:after {
  aspect-ratio: 1;
  width: 46%;
}
.body-map-orbit {
  aspect-ratio: 1;
  border: 1px solid var(--accent);
  opacity: 0.42;
  border-radius: 50%;
  width: 82%;
  position: absolute;
  transform: rotateX(66deg) rotate(-24deg);
}
#body-map-word {
  z-index: 1;
  color: var(--text);
  letter-spacing: -0.02em;
  font-size: clamp(4rem, 9vw, 8rem);
  font-weight: 650;
  line-height: 1;
  transition:
    opacity 0.16s,
    transform 0.26s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}
#body-map-verb {
  z-index: 1;
  color: var(--text-muted);
  font-size: 0.9rem;
  position: absolute;
  bottom: 42px;
  left: 42px;
}
.body-map-visual.is-changing #body-map-word {
  opacity: 0;
  transform: translateY(12px) scale(0.96);
}
.body-map-content {
  min-width: 0;
}
.body-map-tabs {
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 34px;
  display: flex;
}
.body-map-tabs-hint {
  display: none;
}
.body-map-tabs button {
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-control);
  min-height: 44px;
  color: var(--text-muted);
  cursor: pointer;
  background: 0 0;
  padding: 0 17px;
  font-size: 0.88rem;
  transition:
    background 0.18s,
    color 0.18s,
    border-color 0.18s,
    transform 0.18s;
}
.body-map-tabs button:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-1px);
}
.body-map-tabs button:active {
  transform: translateY(1px) scale(0.98);
}
.body-map-tabs button[aria-selected="true"] {
  border-color: var(--accent);
  background: var(--accent);
  color: var(--accent-contrast);
}
.body-map-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background: var(--bg-elevated);
  min-height: 255px;
  box-shadow: 0 14px 36px var(--shadow-soft);
  padding: clamp(28px, 4vw, 44px);
}
.body-map-panel > p {
  max-width: 42rem;
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
  line-height: 1.75;
}
.body-map-panel dl {
  border-top: 1px solid var(--line);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
  margin-top: 36px;
  padding-top: 26px;
  display: grid;
}
.body-map-panel dt {
  color: var(--text-muted);
  margin-bottom: 7px;
  font-size: 0.76rem;
}
.body-map-panel dd {
  font-weight: 640;
}
.movement-library {
  background: var(--bg-elevated);
}
.movement-bento-hint,
.movement-bento-controls {
  display: none;
}
.movement-bento {
  grid-template-rows: repeat(2, minmax(0, 1fr));
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 18px;
  min-height: 720px;
  display: grid;
}
.movement-feature,
.movement-card {
  border-radius: var(--radius-panel);
  position: relative;
  overflow: hidden;
}
.movement-feature {
  background: var(--surface);
  grid-area: 1/1 / span 2 / span 6;
  grid-template-rows: minmax(0, 1.7fr) auto;
  display: grid;
}
.movement-feature img {
  object-fit: cover;
  width: 100%;
  height: 100%;
  min-height: 0;
}
.movement-feature-copy {
  padding: 28px 30px 32px;
}
.movement-feature-copy p,
.movement-kicker {
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 10px;
  font-size: 0.76rem;
  font-weight: 700;
}
.movement-feature h3,
.movement-card h3 {
  font-size: clamp(1.5rem, 2.2vw, 2.3rem);
}
.movement-feature-copy span,
.movement-summary {
  color: var(--text-muted);
  margin-top: 14px;
  display: block;
}
.movement-facts {
  gap: 8px;
  margin-top: 18px;
  display: grid;
}
.movement-card-rose .movement-facts {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}
.movement-facts p {
  color: var(--text-muted);
  font-size: 0.78rem;
  line-height: 1.5;
}
.movement-facts strong {
  color: var(--accent);
  letter-spacing: 0.08em;
  margin-bottom: 3px;
  font-size: 0.68rem;
  font-weight: 720;
  display: block;
}
.movement-card {
  border: 1px solid var(--line);
  flex-direction: column;
  justify-content: flex-end;
  padding: clamp(26px, 3.2vw, 42px);
  display: flex;
}
.movement-card:before {
  aspect-ratio: 1;
  content: "";
  opacity: 0.13;
  border: 1px solid;
  border-radius: 50%;
  width: 48%;
  position: absolute;
  top: -25%;
  right: -10%;
}
.movement-card a {
  color: var(--accent);
  border-bottom: 1px solid;
  align-self: flex-start;
  align-items: center;
  min-height: 44px;
  margin-top: 26px;
  padding-bottom: 3px;
  font-size: 0.85rem;
  font-weight: 680;
  transition:
    color 0.18s,
    transform 0.18s;
  display: inline-flex;
}
.movement-card a:hover {
  color: var(--accent-strong);
  transform: translate(4px);
}
.movement-card-rose {
  background: var(--surface-rose);
  grid-area: 1/7 / auto/span 6;
}
.movement-card-neutral {
  background: var(--surface);
  grid-area: 2/7 / auto/span 3;
}
.movement-card-line {
  background:
    linear-gradient(145deg, transparent 50%, var(--accent-soft) 170%), var(--bg);
  grid-area: 2/10 / auto/span 3;
}
.principles {
  overflow: clip;
}
.principles-layout {
  grid-template-columns: minmax(0, 1.15fr) minmax(330px, 0.85fr);
  align-items: start;
  gap: clamp(56px, 9vw, 132px);
  display: grid;
}
.principles h2 {
  top: calc(var(--header-height) + 42px);
  max-width: 7.2em;
  color: var(--accent);
  font-size: clamp(3.35rem, 6.8vw, 7.25rem);
  line-height: 0.98;
  position: sticky;
}
.principle-list {
  border-top: 1px solid var(--line-strong);
}
.principle-list p {
  border-bottom: 1px solid var(--line);
  grid-template-columns: minmax(0, 1fr) minmax(0, 0.9fr);
  align-items: center;
  gap: 24px;
  min-height: 116px;
  padding-block: 24px;
  display: grid;
}
.principle-list strong {
  letter-spacing: -0.04em;
  font-size: clamp(1.25rem, 2vw, 1.7rem);
}
.principle-list span {
  color: var(--text-muted);
  font-size: 0.92rem;
}
.safety {
  padding-top: 0;
}
.safety-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius-panel);
  background:
    radial-gradient(circle at 90% 15%, var(--accent-soft), transparent 32%),
    var(--surface-rose);
  grid-template-columns: minmax(0, 1.08fr) minmax(300px, 0.92fr);
  align-items: end;
  gap: clamp(40px, 8vw, 120px);
  padding: clamp(42px, 7vw, 88px);
  display: grid;
}
.safety h2 {
  max-width: 9em;
}
.safety-copy {
  color: var(--text-muted);
  gap: 20px;
  display: grid;
}
.safety-copy p:first-child {
  color: var(--text);
  font-size: clamp(1.05rem, 1.6vw, 1.28rem);
  font-weight: 650;
}
.closing {
  padding-top: clamp(5rem, 8vw, 8rem);
  position: relative;
  overflow: hidden;
}
.closing-inner {
  text-align: center;
  isolation: isolate;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 560px;
  padding: 64px 24px;
  display: flex;
  position: relative;
}
.closing-ring {
  z-index: -1;
  aspect-ratio: 1;
  border: clamp(24px, 5vw, 64px) solid var(--accent-soft);
  opacity: 0.52;
  border-radius: 50%;
  width: min(62vw, 660px);
  position: absolute;
  transform: rotateX(68deg) rotate(12deg);
}
.closing h2 {
  max-width: 10em;
}
.closing p {
  margin-top: 24px;
}
.closing .button {
  margin-top: 32px;
}
.site-footer {
  border-top: 1px solid var(--line);
  padding-block: 58px;
}
.footer-grid {
  grid-template-columns: 1.15fr 0.6fr 1fr;
  align-items: start;
  gap: clamp(32px, 6vw, 84px);
  display: grid;
}
.footer-brand {
  margin-bottom: 18px;
}
.footer-grid > .footer-intro > p,
.footer-legal {
  max-width: 32rem;
  color: var(--text-muted);
  font-size: 0.84rem;
}
.footer-legal {
  align-content: start;
  gap: 14px;
  display: grid;
}
.icp-record {
  margin-top: 0;
}
.icp-record a {
  color: inherit;
  text-decoration: underline;
  -webkit-text-decoration-color: color-mix(
    in srgb,
    var(--text-muted),
    transparent 45%
  );
  text-decoration-color: color-mix(in srgb, var(--text-muted), transparent 45%);
  text-underline-offset: 4px;
  transition:
    color 0.18s,
    text-decoration-color 0.18s;
}
.icp-record a:hover {
  color: var(--accent);
  text-decoration-color: currentColor;
}
.footer-grid nav {
  gap: 10px;
  font-size: 0.88rem;
  display: grid;
}
.footer-grid nav a {
  width: fit-content;
  color: var(--text-muted);
  transition: color 0.18s;
}
.footer-grid nav a:hover {
  color: var(--accent);
}
.reveal {
  transition:
    opacity 0.72s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.72s cubic-bezier(0.16, 1, 0.3, 1);
}
.reveal.is-pending {
  opacity: 0;
  transform: translateY(22px);
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}
@media (prefers-reduced-transparency: reduce) {
  .site-header,
  .motion-toggle {
    background: var(--bg-elevated);
    -webkit-backdrop-filter: none;
  }
}
@media (prefers-reduced-motion: no-preference) {
  .fallback-ring-core {
    animation: 7s ease-in-out infinite fallback-breathe;
  }
  .fallback-ring-main {
    animation: 9s ease-in-out infinite fallback-ring;
  }
  .body-map-orbit {
    animation: 12s ease-in-out infinite alternate orbit-float;
  }
}
@keyframes fallback-breathe {
  0%,
  to {
    transform: scale(0.96);
  }
  50% {
    transform: scale(1.04);
  }
}
@keyframes fallback-ring {
  0%,
  to {
    transform: rotateX(58deg) rotate(-18deg) scale(0.99);
  }
  50% {
    transform: rotateX(58deg) rotate(-14deg) scale(1.01);
  }
}
@keyframes orbit-float {
  0% {
    transform: rotateX(66deg) rotate(-24deg) scale(0.98);
  }
  to {
    transform: rotateX(66deg) rotate(-18deg) scale(1.02);
  }
}
@media (max-width: 1080px) {
  .hero-grid {
    grid-template-columns: minmax(0, 0.9fr) minmax(380px, 1.1fr);
    gap: 32px;
  }
  .hero h1 {
    font-size: clamp(2.85rem, 5vw, 4rem);
  }
  .movement-bento {
    min-height: 760px;
  }
}
@media (max-width: 900px) {
  :root {
    --header-height: 68px;
  }
  .page-shell,
  .nav-shell {
    width: min(100% - 40px, 1340px);
  }
  .menu-toggle {
    justify-content: center;
    align-items: center;
    display: inline-flex;
  }
  .primary-nav {
    border: 1px solid var(--line);
    border-radius: var(--radius-panel);
    background: var(--bg-elevated);
    box-shadow: 0 24px 70px var(--shadow);
    gap: 2px;
    max-height: calc(100dvh - var(--header-height) - 24px);
    padding: 18px;
    display: grid;
    overflow-y: auto;
    position: absolute;
    top: calc(100% + 10px);
    left: 20px;
    right: 20px;
  }
  .primary-nav[hidden] {
    display: none;
  }
  .primary-nav a:not(.nav-cta) {
    min-height: 46px;
    padding: 10px 12px;
  }
  .primary-nav a:not(.nav-cta):after {
    display: none;
  }
  .nav-cta {
    margin-top: 8px;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 44px;
    min-height: auto;
    padding-block: 64px 38px;
  }
  .hero-copy {
    max-width: 680px;
  }
  .hero h1 {
    max-width: 10.8em;
    font-size: clamp(3rem, 8.5vw, 4.8rem);
  }
  .hero-visual {
    justify-self: end;
    width: min(100%, 700px);
    height: clamp(390px, 72vw, 540px);
  }
  .path-track {
    --path-gap: 30px;
    grid-template-columns: 1fr;
    gap: var(--path-gap);
    padding: 0;
  }
  .path-step:not(:last-child):after {
    width: 1px;
    height: calc(100% + var(--path-gap));
    top: var(--path-node-center);
    left: var(--path-node-center);
  }
  .path-step {
    grid-template-columns: 54px minmax(0, 1fr);
    align-items: start;
    gap: 16px;
    display: grid;
  }
  .path-index {
    margin: 0;
  }
  .path-step h3 {
    margin-top: 4px;
  }
  .featured-grid,
  .body-map-layout,
  .principles-layout,
  .safety-panel {
    grid-template-columns: 1fr;
  }
  .feature-photo {
    aspect-ratio: 3/2;
    min-height: 0;
  }
  .feature-notes {
    max-width: 720px;
    padding-block: 0;
  }
  .feature-notes h2 {
    max-width: 10em;
  }
  .body-map-heading {
    margin-left: 0;
  }
  .body-map-visual {
    min-height: 460px;
  }
  .principles h2 {
    max-width: 8em;
    font-size: clamp(3.15rem, 9vw, 5rem);
    position: static;
  }
  .principle-list {
    max-width: 720px;
  }
  .safety-panel {
    align-items: start;
  }
  .footer-grid {
    grid-template-columns: 1fr 0.6fr;
  }
  .footer-legal {
    grid-column: 1/-1;
  }
}
@media (min-width: 701px) and (max-width: 900px) {
  .movement-bento {
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    overscroll-behavior-inline: contain;
    gap: 14px;
    min-height: 0;
    margin-inline: -20px;
    padding: 0 20px 16px;
    display: flex;
    overflow-x: auto;
  }
  .movement-bento-hint {
    color: var(--text-muted);
    margin: 18px 0 16px;
    font-size: 0.86rem;
    line-height: 1.55;
    display: block;
  }
  .movement-bento-controls:not([hidden]) {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    display: grid;
  }
  .movement-bento-controls button {
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-control);
    background: var(--bg-elevated);
    min-height: 44px;
    color: var(--text);
    cursor: pointer;
    padding: 0 12px;
    font: inherit;
    font-size: 0.84rem;
    font-weight: 650;
    transition:
      border-color 0.18s,
      color 0.18s,
      transform 0.18s;
  }
  .movement-bento-controls button:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
  }
  .movement-bento-controls button:disabled {
    cursor: not-allowed;
    opacity: 0.46;
  }
  .movement-bento-controls span {
    color: var(--text-muted);
    white-space: nowrap;
    text-align: center;
    font-size: 0.78rem;
  }
  .movement-feature,
  .movement-card,
  .movement-card-line {
    scroll-snap-align: center;
    border-radius: 22px;
    flex: none;
    width: min(84vw, 360px);
    min-height: 470px;
    display: flex;
  }
  .movement-feature {
    grid-template-rows: 1fr auto;
    display: grid;
  }
  .movement-card {
    min-height: 430px;
  }
  .movement-feature-copy {
    padding: 24px;
  }
  .movement-card-rose .movement-facts {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}
@media (max-width: 700px) {
  .page-shell,
  .nav-shell {
    width: min(100% - 32px, 1340px);
  }
  .section {
    padding-block: 4.5rem;
  }
  .brand {
    font-size: 0.92rem;
  }
  .brand-mark {
    border-width: 4px;
    width: 24px;
    height: 24px;
  }
  .hero-grid {
    padding-block: 52px 30px;
  }
  .eyebrow {
    margin-bottom: 18px;
  }
  .hero h1 {
    max-width: 10em;
    font-size: clamp(2.65rem, 12.8vw, 3.8rem);
  }
  .hero-intro {
    margin-top: 22px;
    font-size: 1rem;
  }
  .hero-actions {
    margin-top: 28px;
  }
  .button {
    min-height: 48px;
    padding-inline: 21px;
  }
  .hero-visual {
    border-radius: 22px;
    height: clamp(330px, 92vw, 420px);
  }
  .motion-toggle {
    bottom: 12px;
    right: 12px;
  }
  .path-index {
    width: 52px;
    height: 52px;
  }
  .path-track {
    --path-node-center: 26px;
  }
  .feature-photo {
    aspect-ratio: 4/3;
    border-radius: 22px;
  }
  .article-index a {
    grid-template-columns: 1fr;
    gap: 2px;
  }
  .body-map-visual {
    border-radius: 22px;
    min-height: 390px;
  }
  #body-map-verb {
    text-align: center;
    bottom: 24px;
    left: 24px;
    right: 24px;
  }
  .body-map-tabs {
    scrollbar-width: thin;
    scroll-snap-type: x proximity;
    flex-wrap: nowrap;
    padding: 3px 3px 10px;
    overflow-x: auto;
  }
  .body-map-tabs-hint {
    color: var(--text-muted);
    margin-bottom: 10px;
    font-size: 0.8rem;
    display: block;
  }
  .body-map-tabs button {
    scroll-snap-align: start;
    flex: none;
  }
  .body-map-panel {
    border-radius: 22px;
    min-height: 0;
    padding: 26px;
  }
  .body-map-panel dl {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .movement-bento {
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
    overscroll-behavior-inline: contain;
    gap: 14px;
    min-height: 0;
    margin-inline: -16px;
    padding: 0 16px 16px;
    display: flex;
    overflow-x: auto;
  }
  .movement-bento-hint {
    color: var(--text-muted);
    margin: 18px 0 16px;
    font-size: 0.86rem;
    line-height: 1.55;
    display: block;
  }
  .movement-bento-controls:not([hidden]) {
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: 8px;
    margin-top: 14px;
    display: grid;
  }
  .movement-bento-controls button {
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-control);
    background: var(--bg-elevated);
    min-height: 44px;
    color: var(--text);
    cursor: pointer;
    padding: 0 12px;
    font: inherit;
    font-size: 0.84rem;
    font-weight: 650;
    transition:
      border-color 0.18s,
      color 0.18s,
      transform 0.18s;
  }
  .movement-bento-controls button:hover:not(:disabled) {
    border-color: var(--accent);
    color: var(--accent);
    transform: translateY(-1px);
  }
  .movement-bento-controls button:disabled {
    cursor: not-allowed;
    opacity: 0.46;
  }
  .movement-bento-controls span {
    color: var(--text-muted);
    white-space: nowrap;
    text-align: center;
    font-size: 0.78rem;
  }
  .movement-feature,
  .movement-card,
  .movement-card-line {
    scroll-snap-align: center;
    border-radius: 22px;
    flex: none;
    width: min(84vw, 360px);
    min-height: 470px;
    display: flex;
  }
  .movement-feature {
    grid-template-rows: 1fr auto;
    display: grid;
  }
  .movement-card {
    min-height: 360px;
  }
  .movement-feature-copy {
    padding: 24px;
  }
  .movement-card {
    min-height: 430px;
  }
  .movement-card-rose .movement-facts {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .principle-list p {
    grid-template-columns: 1fr;
    gap: 7px;
    min-height: 104px;
  }
  .safety-panel {
    border-radius: 22px;
    padding: 34px 26px;
  }
  .closing-inner {
    min-height: 500px;
  }
  .closing-ring {
    width: min(108vw, 560px);
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-legal {
    grid-column: auto;
  }
}
@media (max-width: 390px) {
  .hero-actions {
    grid-template-columns: 1fr;
    display: grid;
  }
  .hero-actions .button {
    width: 100%;
  }
  .hero-visual {
    height: 320px;
  }
  .section-heading h2,
  .feature-notes h2,
  .safety h2,
  .closing h2 {
    font-size: 2.35rem;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  :before,
  :after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
  .reveal.is-pending,
  .reveal.is-visible {
    opacity: 1;
    transform: none;
  }
}