/* ==========================================================================
   MyStera Health — design system
   Palette measured from the MyStera mark:
   navy #0C1446 · plum #8E4585 · violet #9B59B6 · sky magenta #CF71AF
   Egyptian blue #1034A6 (data accent only) · white smoke #F5F5F7
   ========================================================================== */

:root {
  --navy: #0c1446;
  --navy-deep: #080e33;
  --navy-soft: #141c56;
  --plum: #8e4585;
  --violet: #9b59b6;
  --magenta: #cf71af;
  --blue: #1034a6;

  --smoke: #f5f5f7;
  --lav: #f8f3fa;
  --lav-2: #f2e9f5;
  --paper: #ffffff;

  --text: #242847;
  --muted: #5b6088;
  --muted-2: #8b90b1;
  --on-dark: #ffffff;
  --on-dark-muted: #b3b8dc;

  --hairline: rgba(12, 20, 70, 0.11);
  --hairline-strong: rgba(12, 20, 70, 0.22);
  --hairline-light: rgba(255, 255, 255, 0.16);

  --wrap: 1180px;
  --gutter: clamp(20px, 5vw, 48px);
  --section-y: clamp(72px, 8.5vw, 132px);

  --r-sm: 10px;
  --r-md: 16px;
  --r-lg: 24px;
  --r-pill: 999px;

  --fs-display: clamp(2.45rem, 4.9vw, 4.15rem);
  --fs-h1: clamp(2.15rem, 4.1vw, 3.4rem);
  --fs-h2: clamp(1.8rem, 3.1vw, 2.8rem);
  --fs-h3: clamp(1.12rem, 1.45vw, 1.32rem);
  --fs-lead: clamp(1.05rem, 1.2vw, 1.26rem);

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ------------------------------------------------------------------ base -- */
*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--text);
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  font-feature-settings: "cv05", "ss01";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg, video { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.026em;
  line-height: 1.08;
  color: var(--navy);
}
h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); letter-spacing: -0.015em; line-height: 1.32; }
p { margin: 0 0 1.1em; }
p:last-child { margin-bottom: 0; }
strong { font-weight: 600; color: var(--navy); }

::selection { background: rgba(155, 89, 182, 0.22); }

:focus-visible {
  outline: 2px solid var(--violet);
  outline-offset: 3px;
  border-radius: 4px;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 12px 18px;
  z-index: 200;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------------------------------------------------------------- layout -- */
.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.wrap--narrow { max-width: 940px; }

.section { padding: var(--section-y) 0; position: relative; }
.section--tight { padding: clamp(56px, 6vw, 92px) 0; }
.section--tint { background: var(--lav); }
.section--smoke { background: var(--smoke); }
.section--hairline { border-top: 1px solid var(--hairline); }

.section--dark {
  background: var(--navy);
  color: var(--on-dark-muted);
  overflow: hidden;
}
.section--dark h1,
.section--dark h2,
.section--dark h3,
.section--dark strong { color: #fff; }
.section--dark .lead { color: var(--on-dark-muted); }
.section--dark .eyebrow { color: var(--magenta); }

.grid { display: grid; gap: clamp(28px, 3.4vw, 52px); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(32px, 5vw, 76px);
  align-items: center;
}
.split--copy-lead { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); }
.split--visual-lead { grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr); }
.split__visual { position: relative; }

/* ------------------------------------------------------------ typography -- */
.eyebrow {
  display: block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--plum);
  margin: 0 0 20px;
}
.display { font-size: var(--fs-display); line-height: 1.02; letter-spacing: -0.032em; }
.lead {
  font-size: var(--fs-lead);
  line-height: 1.6;
  color: var(--muted);
  max-width: 62ch;
}
.lead--tight { max-width: 54ch; }
.body-lg { font-size: 1.09rem; line-height: 1.72; color: var(--muted); }
.muted { color: var(--muted); }
.measure { max-width: 68ch; }
.balance { text-wrap: balance; }
.section-head { max-width: 780px; margin-bottom: clamp(40px, 5vw, 68px); }
.section-head--center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head h2 + .lead { margin-top: 22px; }

.stack > * + * { margin-top: 22px; }
.stack-sm > * + * { margin-top: 12px; }
.stack-lg > * + * { margin-top: 34px; }

.credit {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 20px;
  font-size: 0.83rem;
  letter-spacing: 0.03em;
  color: var(--muted);
}
.credit span { display: inline-flex; align-items: center; gap: 9px; }
.credit span::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--violet);
}
.section--dark .credit { color: var(--on-dark-muted); }

/* --------------------------------------------------------------- buttons -- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: var(--r-pill);
  background: var(--navy);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  cursor: pointer;
  transition: background 0.28s var(--ease), transform 0.28s var(--ease),
    border-color 0.28s var(--ease), color 0.28s var(--ease);
}
.btn:hover { background: var(--navy-soft); transform: translateY(-1px); }
.btn--ghost {
  background: transparent;
  color: var(--navy);
  border-color: var(--hairline-strong);
}
.btn--ghost:hover { background: rgba(12, 20, 70, 0.04); border-color: var(--navy); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--lav-2); }
.btn--outline-light {
  background: transparent;
  color: #fff;
  border-color: var(--hairline-light);
}
.btn--outline-light:hover { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.4); }
.btn--sm { min-height: 42px; padding: 0 18px; font-size: 0.9rem; }
.btn__icon { width: 16px; height: 16px; }

.actions { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--plum);
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(142, 69, 133, 0.28);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease), gap 0.25s var(--ease);
}
.link-arrow::after { content: "→"; font-size: 1em; line-height: 1; }
.link-arrow:hover { color: var(--navy); border-color: var(--navy); gap: 13px; }
.section--dark .link-arrow { color: var(--magenta); border-color: rgba(207, 113, 175, 0.4); }
.section--dark .link-arrow:hover { color: #fff; border-color: #fff; }

/* ---------------------------------------------------------------- header -- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 70;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(16px);
  -webkit-backdrop-filter: saturate(180%) blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}
.site-header.is-stuck {
  border-bottom-color: var(--hairline);
  background: rgba(255, 255, 255, 0.92);
}
.header__inner {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 40px);
  height: 74px;
}
.brand { display: inline-flex; align-items: center; gap: 11px; flex: none; }
.brand__mark { width: 30px; height: 30px; }
.brand__name {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--navy);
  white-space: nowrap;
}
.brand__name em { font-style: normal; font-weight: 400; color: var(--plum); }

.nav { display: flex; align-items: center; gap: clamp(14px, 1.9vw, 28px); margin-left: auto; }
.nav a {
  position: relative;
  font-size: 0.94rem;
  color: var(--muted);
  padding: 6px 0;
  transition: color 0.25s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 1px;
  background: var(--plum);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease);
}
.nav a:hover { color: var(--navy); }
.nav a:hover::after,
.nav a[aria-current="page"]::after { transform: scaleX(1); }
.nav a[aria-current="page"] { color: var(--navy); }
.header__cta { flex: none; }

.nav-toggle {
  display: none;
  margin-left: auto;
  width: 44px;
  height: 44px;
  border: 1px solid var(--hairline);
  border-radius: 12px;
  background: transparent;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}
.nav-toggle span {
  display: block;
  position: relative;
  width: 18px;
  height: 1.5px;
  background: var(--navy);
  transition: transform 0.3s var(--ease), opacity 0.2s linear;
}
.nav-toggle span::before,
.nav-toggle span::after {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 1.5px;
  background: var(--navy);
  transition: transform 0.3s var(--ease);
}
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: translateY(6px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span::after { transform: translateY(-6px) rotate(-45deg); }

.mobile-nav {
  display: none;
  border-top: 1px solid var(--hairline);
  background: #fff;
  padding: 10px var(--gutter) 26px;
}
.mobile-nav a {
  display: block;
  padding: 14px 0;
  font-size: 1.05rem;
  color: var(--navy);
  border-bottom: 1px solid var(--hairline);
}
.mobile-nav .btn {
  display: flex;
  margin-top: 22px;
  padding: 14px 24px;
  width: 100%;
  color: #fff;
  border-bottom: 0;
}
.mobile-nav.is-open { display: block; }

/* ------------------------------------------------------------------ hero -- */
.hero {
  position: relative;
  padding: clamp(40px, 5vw, 76px) 0 clamp(56px, 7vw, 108px);
  background:
    radial-gradient(90% 70% at 88% 6%, rgba(207, 113, 175, 0.13) 0%, rgba(207, 113, 175, 0) 62%),
    radial-gradient(70% 60% at 8% 96%, rgba(155, 89, 182, 0.09) 0%, rgba(155, 89, 182, 0) 60%),
    #fff;
  overflow: hidden;
}
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(0, 0.96fr);
  gap: clamp(30px, 4.6vw, 70px);
  align-items: center;
}
.hero h1 { font-size: var(--fs-display); line-height: 1.01; letter-spacing: -0.034em; }
.hero__sub { margin-top: 26px; }
.hero__credit { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--hairline); }
.hero__actions { margin-top: 34px; }

.hero__visual { position: relative; width: 100%; max-width: 600px; margin-left: auto; }
.film-stage {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 50%;
}
.film-stage canvas { width: 100%; height: 100%; }
.film-caption {
  position: relative;
  height: 1.6em;
  margin: 6px 0 0;
  font-size: 0.75rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-align: center;
  color: var(--muted-2);
}
.film-caption span {
  position: absolute;
  left: 50%;
  top: 0;
  white-space: nowrap;
  transform: translate(-50%, 4px);
  opacity: 0;
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.film-caption span.is-active { color: var(--plum); opacity: 1; transform: translate(-50%, 0); }
.film-dots {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin-top: 12px;
}
.film-dots i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(142, 69, 133, 0.22);
  transition: background 0.5s var(--ease), transform 0.5s var(--ease);
}
.film-dots i.is-on { background: var(--plum); transform: scale(1.2); }

/* interior page hero */
.page-hero {
  position: relative;
  padding: clamp(56px, 7vw, 108px) 0 clamp(48px, 6vw, 86px);
  background:
    radial-gradient(80% 70% at 92% 0%, rgba(207, 113, 175, 0.12) 0%, rgba(207, 113, 175, 0) 60%),
    #fff;
  border-bottom: 1px solid var(--hairline);
  overflow: hidden;
}
.page-hero h1 { font-size: var(--fs-display); line-height: 1.03; }
.page-hero h1.title--compact { font-size: clamp(2.1rem, 3.9vw, 3.2rem); line-height: 1.08; }
.page-hero .lead { margin-top: 26px; }
.page-hero .actions { margin-top: 32px; }
.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(32px, 5vw, 72px);
  align-items: center;
}

/* ------------------------------------------------------------------ card -- */
.card {
  position: relative;
  padding: clamp(26px, 2.6vw, 38px);
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
}
.card--flat { background: transparent; border: 0; padding: 0; }
.card--tint { background: var(--lav); border-color: transparent; }
.card--rule { border: 0; border-top: 1px solid var(--hairline); border-radius: 0; padding: 30px 0 0; }
.card--feature {
  padding: clamp(30px, 3.6vw, 56px);
  background: linear-gradient(140deg, var(--lav) 0%, #fff 78%);
  border-color: rgba(155, 89, 182, 0.18);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.card h3 { margin-bottom: 12px; }
.card p { color: var(--muted); }
.card__kicker {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 16px;
}
.section--dark .card {
  background: rgba(255, 255, 255, 0.035);
  border-color: var(--hairline-light);
}
.section--dark .card p { color: var(--on-dark-muted); }
.section--dark .card__kicker { color: var(--magenta); }

.col-rule { border-top: 1px solid var(--hairline); padding-top: 26px; }
.col-rule__index {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--violet);
  margin-bottom: 14px;
}
.col-rule h3 { margin-bottom: 12px; }
.col-rule p { color: var(--muted); margin: 0; }

.callout {
  padding: clamp(22px, 2.4vw, 32px) clamp(24px, 2.8vw, 40px);
  border-left: 2px solid var(--plum);
  background: var(--lav);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  font-size: clamp(1.1rem, 1.7vw, 1.45rem);
  line-height: 1.45;
  letter-spacing: -0.018em;
  color: var(--navy);
  font-weight: 500;
}
.callout p { margin: 0; }
.callout p + p { margin-top: 6px; color: var(--plum); }
.section--dark .callout {
  background: rgba(255, 255, 255, 0.05);
  border-left-color: var(--magenta);
  color: #fff;
}
.section--dark .callout p + p { color: var(--magenta); }

.statement {
  font-size: clamp(1.5rem, 2.9vw, 2.35rem);
  line-height: 1.24;
  letter-spacing: -0.028em;
  font-weight: 500;
  color: var(--navy);
}
.statement--sm { font-size: clamp(1.24rem, 2.05vw, 1.6rem); line-height: 1.32; }
.statement em { font-style: normal; color: var(--plum); }
.section--dark .statement { color: #fff; }
.section--dark .statement em { color: var(--magenta); }

.note {
  font-size: 0.92rem;
  line-height: 1.6;
  color: var(--muted-2);
}

/* ----------------------------------------------------------------- lists -- */
.bullets { list-style: none; margin: 0; padding: 0; }
.bullets li {
  position: relative;
  padding: 0 0 0 22px;
  margin-bottom: 12px;
  color: var(--muted);
}
.bullets li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--violet);
}
.bullets li:last-child { margin-bottom: 0; }
.bullets--2 { columns: 2; column-gap: clamp(24px, 3vw, 48px); }
.bullets--2 li { break-inside: avoid; }
.bullets--strong li { color: var(--navy); font-weight: 500; }
.section--dark .bullets li { color: var(--on-dark-muted); }
.section--dark .bullets li::before { background: var(--magenta); }

.rule-list { list-style: none; margin: 0; padding: 0; }
.rule-list li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 18px 0;
  border-top: 1px solid var(--hairline);
  color: var(--navy);
  font-weight: 500;
}
.rule-list li:last-child { border-bottom: 1px solid var(--hairline); }
.rule-list--2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  column-gap: clamp(28px, 4.4vw, 72px);
}
.rule-list--2 li:nth-last-child(-n+2) { border-bottom: 1px solid var(--hairline); }
.rule-list .icon { flex: none; margin-top: 2px; color: var(--plum); }
.rule-list span { font-weight: 400; color: var(--muted); }
.section--dark .rule-list li { border-color: var(--hairline-light); color: #fff; }
.section--dark .rule-list li:last-child { border-bottom-color: var(--hairline-light); }
.section--dark .rule-list .icon { color: var(--magenta); }

.icon { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.icon--lg { width: 26px; height: 26px; }

.chips { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; margin: 0; padding: 0; }
.chips li {
  padding: 7px 14px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
  font-size: 0.86rem;
  color: var(--muted);
  background: #fff;
}
.chips--tint li { background: var(--lav); border-color: transparent; }
.section--dark .chips li {
  background: rgba(255, 255, 255, 0.04);
  border-color: var(--hairline-light);
  color: var(--on-dark-muted);
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 13px;
  border-radius: var(--r-pill);
  background: var(--lav-2);
  color: var(--plum);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

/* ------------------------------------------------------- measure / flow -- */
.flow {
  display: grid;
  gap: clamp(24px, 3vw, 44px);
  grid-template-columns: repeat(var(--flow-cols, 3), minmax(0, 1fr));
  counter-reset: flow;
}
.flow__step { position: relative; padding-top: 34px; }
.flow__step::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 0;
  right: calc(-1 * clamp(24px, 3vw, 44px));
  height: 1px;
  background: linear-gradient(90deg, var(--violet) 0%, rgba(155, 89, 182, 0.18) 100%);
}
.flow__step:last-child::before { right: 0; }
.flow__step::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #fff;
  border: 2px solid var(--violet);
  transform: translateY(0);
}
.flow__label {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 14px;
}
.flow__step h3 { margin-bottom: 12px; font-size: clamp(1.35rem, 2vw, 1.75rem); letter-spacing: -0.024em; }
.flow__step p { color: var(--muted); margin: 0; }
.flow--5 { --flow-cols: 5; }
.flow--4 { --flow-cols: 4; }
.flow--compact .flow__step h3 { font-size: var(--fs-h3); }
.section--dark .flow__step::after { background: var(--navy); border-color: var(--magenta); }
.section--dark .flow__step::before { background: linear-gradient(90deg, var(--magenta) 0%, rgba(207, 113, 175, 0.16) 100%); }
.section--dark .flow__label { color: var(--magenta); }
.section--dark .flow__step p { color: var(--on-dark-muted); }

/* ---------------------------------------------------------- state chain -- */
.chain { display: flex; flex-wrap: wrap; align-items: stretch; gap: 10px; }
.chain__node {
  flex: 1 1 130px;
  padding: 16px 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-sm);
  background: #fff;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--navy);
  position: relative;
}
.chain__node small {
  display: block;
  margin-top: 6px;
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: var(--muted-2);
}
.chain__node--safety {
  border-color: rgba(142, 69, 133, 0.45);
  background: var(--lav);
}
.chain__node--safety small { color: var(--plum); }
.chain__node--growth { border-color: rgba(16, 52, 166, 0.28); }
.chain__node--growth small { color: var(--blue); }
.chain__arrow {
  flex: 0 0 auto;
  align-self: center;
  color: var(--muted-2);
  font-size: 0.95rem;
  line-height: 1;
}

.safety-branch {
  margin-top: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 18px;
}
.safety-branch__arrow { color: var(--plum); font-size: 1.1rem; }
.safety-branch .card--rule {
  padding-left: clamp(22px, 2.4vw, 32px);
  padding-right: clamp(22px, 2.4vw, 32px);
  padding-bottom: clamp(22px, 2.4vw, 32px);
}

/* ------------------------------------------------------------ ecosystem -- */
.eco {
  --eco-gap: clamp(20px, 2.8vw, 44px);
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(210px, 0.82fr) minmax(0, 1fr);
  gap: var(--eco-gap);
  align-items: start;
}
.eco__col h3 {
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 18px;
}
.eco__core {
  position: relative;
  align-self: center;
  padding: clamp(24px, 2.6vw, 36px) clamp(18px, 2vw, 28px);
  text-align: center;
  border-radius: var(--r-lg);
  background: linear-gradient(160deg, #fff 0%, var(--lav) 100%);
  border: 1px solid rgba(155, 89, 182, 0.22);
}
.eco__link {
  position: absolute;
  top: 50%;
  width: calc(var(--eco-gap) - 6px);
  height: 1px;
  background: linear-gradient(90deg, rgba(155, 89, 182, 0.14), rgba(155, 89, 182, 0.7));
  color: var(--violet);
}
.eco__link::after {
  content: "";
  position: absolute;
  right: -1px;
  top: -3.5px;
  width: 7px;
  height: 7px;
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
  opacity: 0.8;
}
.eco__link--in { left: calc(-1 * (var(--eco-gap) - 3px)); }
.eco__link--out { right: calc(-1 * (var(--eco-gap) - 3px)); }
.eco__core img { width: clamp(74px, 8vw, 104px); margin: 0 auto 16px; }
.eco__core .rings-mini { width: clamp(104px, 11vw, 146px); margin: 0 auto 10px; }
.eco__core strong { display: block; font-size: 1.12rem; letter-spacing: -0.02em; }
.eco__core ul {
  list-style: none;
  margin: 14px 0 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 12px;
  font-size: 0.84rem;
  color: var(--muted);
}
.eco__core ul li::after { content: ""; }
.eco__arrows { display: none; }

/* ------------------------------------------------- rings / diagram parts -- */
.rings {
  position: relative;
  width: 100%;
  max-width: 520px;
  margin: 0 auto;
  aspect-ratio: 1 / 1;
}
.rings > img,
.rings > canvas { width: 100%; height: 100%; }
.rings-mini { display: block; width: 100%; aspect-ratio: 1 / 1; }
.rings__label {
  position: absolute;
  margin: 0;
  max-width: 43%;
  font-size: 0.78rem;
  line-height: 1.45;
  letter-spacing: 0.01em;
  color: var(--muted);
}
.rings__label strong {
  display: block;
  font-size: 0.83rem;
  color: var(--navy);
  font-weight: 600;
  margin-bottom: 3px;
}
.rings__label--tl { top: 1%; left: 0; }
.rings__label--tr { top: 1%; right: 0; text-align: right; }
.rings__label--bl { bottom: 1%; left: 0; }
.rings__label--br { bottom: 1%; right: 0; text-align: right; }
.rings__center {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  pointer-events: none;
}
.rings__center span {
  transform: translateY(clamp(20px, 5.4%, 30px));
  font-size: 0.61rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--blue);
  font-weight: 600;
}
.section--dark .rings__label { color: var(--on-dark-muted); }
.section--dark .rings__label strong { color: #fff; }
.section--dark .rings__label::before { background: var(--hairline-light); }
.section--dark .rings__center span { color: var(--magenta); }

/* revolving rings with callouts that pop in and out one at a time */
.rings-live { position: relative; width: 100%; max-width: 560px; margin: 0 auto; }
.rings--live { max-width: 100%; }
.rings__callout {
  position: absolute;
  z-index: 3;
  margin: 0;
  width: min(60%, 274px);
  padding: 16px 18px;
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  box-shadow: 0 18px 44px -26px rgba(12, 20, 70, 0.4);
  font-size: 1rem;
  line-height: 1.5;
  color: var(--muted);
  opacity: 0;
  transform: scale(0.94) translateY(6px);
  transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
  pointer-events: none;
}
.rings__callout strong {
  display: block;
  margin-bottom: 4px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
  letter-spacing: -0.012em;
}
.rings__callout.is-on { opacity: 1; transform: scale(1) translateY(0); }
.rings__callout--tl { top: 0; left: 0; }
.rings__callout--tr { top: 0; right: 0; }
.rings__callout--bl { bottom: 0; left: 0; }
.rings__callout--br { bottom: 0; right: 0; }

.dots-field {
  position: relative;
  aspect-ratio: 4 / 3;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  background: #fff;
  overflow: hidden;
}
.dots-field--tint { background: var(--lav); border-color: transparent; }
.dots-field__dot {
  position: absolute;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  transform: translate(-50%, -50%);
}
.dots-field__caption {
  position: absolute;
  left: 20px;
  bottom: 16px;
  font-size: 0.76rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
}

.domains {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  overflow: hidden;
}
.domains__item { background: #fff; padding: 24px clamp(18px, 2vw, 26px); }
.domains__item strong { display: block; font-size: 0.99rem; color: var(--navy); margin-bottom: 6px; }
.domains__item span { font-size: 0.88rem; color: var(--muted); line-height: 1.55; }

.matrix { display: grid; gap: 1px; background: var(--hairline); border-radius: var(--r-md); overflow: hidden; border: 1px solid var(--hairline); }
.matrix__row { display: grid; grid-template-columns: minmax(180px, 0.9fr) minmax(0, 2fr); background: #fff; }
.matrix__row > div { padding: 20px clamp(18px, 2vw, 28px); }
.matrix__row > div:first-child { color: var(--navy); font-weight: 500; background: var(--lav); }
.matrix__row > div:last-child { color: var(--muted); font-size: 0.97rem; }
.matrix__row + .matrix__row { border-top: 1px solid var(--hairline); }

/* ----------------------------------------------------- solutions grid -- */
.solution {
  padding-top: 30px;
  border-top: 1px solid var(--hairline);
}
.solution__label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 16px;
}
.solution h3 { margin-bottom: 14px; }
.solution p { color: var(--muted); }
.solution--primary { grid-column: 1 / -1; }

/* audience cards: detail reveals on hover / focus */
.hcard {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: clamp(292px, 24vw, 336px);
  overflow: hidden;
  padding: clamp(22px, 2.2vw, 30px);
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  transition: border-color 0.3s var(--ease), box-shadow 0.35s var(--ease),
    transform 0.35s var(--ease);
}
.hcard__label {
  font-size: 0.73rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 14px;
}
.hcard h3 { font-size: 1.14rem; line-height: 1.34; margin: 0; }
.hcard__detail {
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.45s var(--ease), opacity 0.4s var(--ease);
}
.hcard__detail p {
  margin: 16px 0 0;
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--muted);
}
.hcard__detail .link-arrow { margin-top: 18px; }
.hcard:hover,
.hcard:focus-within {
  border-color: rgba(155, 89, 182, 0.42);
  box-shadow: 0 26px 54px -34px rgba(12, 20, 70, 0.45);
  transform: translateY(-3px);
}
.hcard:hover .hcard__detail,
.hcard:focus-within .hcard__detail { max-height: 340px; opacity: 1; }
.hcard__hint {
  margin: auto 0 0;
  padding-top: 18px;
  font-size: 0.73rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  transition: opacity 0.3s var(--ease);
}
.hcard:hover .hcard__hint,
.hcard:focus-within .hcard__hint { opacity: 0; }

/* jump list: audience navigation that darkens on hover */
.jump-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.jump-list a {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 16px 18px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  background: #fff;
  color: var(--navy);
  font-weight: 500;
  transition: background 0.3s var(--ease), color 0.3s var(--ease),
    border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.jump-list .icon { flex: none; margin-top: 3px; color: var(--plum); transition: color 0.3s var(--ease); }
.jump-list em {
  display: block;
  margin-top: 2px;
  font-style: normal;
  font-size: 0.88rem;
  font-weight: 400;
  color: var(--muted);
  transition: color 0.3s var(--ease);
}
.jump-list a::after {
  content: "→";
  margin: 0 0 0 auto;
  align-self: center;
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.jump-list a:hover,
.jump-list a:focus-visible {
  background: var(--navy);
  border-color: var(--navy);
  color: #fff;
  transform: translateX(3px);
}
.jump-list a:hover .icon,
.jump-list a:focus-visible .icon { color: var(--magenta); }
.jump-list a:hover em,
.jump-list a:focus-visible em { color: var(--on-dark-muted); }
.jump-list a:hover::after,
.jump-list a:focus-visible::after { opacity: 1; transform: none; }

/* back to top of page */
.back-row { display: flex; justify-content: flex-end; margin-bottom: 20px; }
.back-row--end { margin: clamp(34px, 4vw, 54px) 0 0; }
.back-top {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 8px 16px;
  border: 1px solid var(--hairline);
  border-radius: var(--r-pill);
  font-size: 0.76rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-2);
  background: transparent;
  transition: color 0.28s var(--ease), border-color 0.28s var(--ease), background 0.28s var(--ease);
}
.back-top::before { content: "↑"; font-size: 0.9rem; letter-spacing: 0; }
.back-top:hover { color: var(--navy); border-color: var(--navy); background: rgba(12, 20, 70, 0.03); }

/* compact card text, sized to narrow cards */
.card--compact h3 { font-size: 1.02rem; line-height: 1.35; }
.card--compact p { font-size: 0.92rem; line-height: 1.55; }

/* founder cards: darken on hover and reveal the story */
.founder-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: clamp(320px, 30vw, 404px);
  padding: clamp(26px, 2.8vw, 38px);
  background: #fff;
  border: 1px solid var(--hairline);
  border-radius: var(--r-lg);
  overflow: hidden;
  transition: background 0.42s var(--ease), border-color 0.42s var(--ease),
    box-shadow 0.42s var(--ease);
}
.founder-card__name { font-size: clamp(1.3rem, 2vw, 1.62rem); letter-spacing: -0.026em; }
.founder-card__role {
  margin: 10px 0 0;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: var(--plum);
  transition: color 0.42s var(--ease);
}
.founder-card__hint {
  margin-top: auto;
  padding-top: 22px;
  font-size: 0.73rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted-2);
  transition: opacity 0.32s var(--ease);
}
.founder-card__bio {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  opacity: 0;
  transition: max-height 0.45s var(--ease), margin-top 0.45s var(--ease),
    opacity 0.42s var(--ease);
}
.founder-card__bio p {
  margin: 0 0 12px;
  font-size: 0.97rem;
  line-height: 1.6;
  color: var(--on-dark-muted);
}
.founder-card__bio p:last-child { margin-bottom: 0; }
.founder-card:hover,
.founder-card:focus-visible,
.founder-card:focus-within {
  background: var(--navy);
  border-color: var(--navy);
  box-shadow: 0 30px 60px -38px rgba(12, 20, 70, 0.6);
}
.founder-card:hover .founder-card__name,
.founder-card:focus-visible .founder-card__name,
.founder-card:focus-within .founder-card__name { color: #fff; }
.founder-card:hover .founder-card__role,
.founder-card:focus-visible .founder-card__role,
.founder-card:focus-within .founder-card__role { color: var(--magenta); }
.founder-card:hover .founder-card__hint,
.founder-card:focus-visible .founder-card__hint,
.founder-card:focus-within .founder-card__hint { opacity: 0; }
.founder-card:hover .founder-card__bio,
.founder-card:focus-visible .founder-card__bio,
.founder-card:focus-within .founder-card__bio { max-height: 340px; margin-top: 22px; opacity: 1; }

.privacy-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
  border-radius: var(--r-md);
  overflow: hidden;
}
.privacy-split__side { background: #fff; padding: clamp(24px, 2.6vw, 34px); }
.privacy-split__side h4 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 14px;
}
.privacy-split__side p { font-size: 0.97rem; color: var(--muted); }
.privacy-split__side--aggregate { background: var(--lav); }
.privacy-split__side--aggregate h4 { color: var(--blue); }
.card--feature .privacy-split { grid-template-columns: minmax(0, 1fr); }

/* ----------------------------------------------------------- dark bands -- */
.ring-watermark {
  position: absolute;
  pointer-events: none;
  opacity: 0.42;
  width: min(760px, 78vw);
  right: -14%;
  top: 50%;
  transform: translateY(-50%);
}
.ring-watermark--left { right: auto; left: -18%; opacity: 0.3; }

.cta-band { position: relative; }
.cta-band .wrap { position: relative; z-index: 2; }
.cta-band h2 { font-size: clamp(1.95rem, 3.6vw, 3.05rem); max-width: 22ch; }
.cta-band .lead { margin-top: 24px; max-width: 56ch; }
.cta-band .actions { margin-top: 34px; }

/* -------------------------------------------------------------- founder -- */
.quote {
  font-size: clamp(1.28rem, 2.3vw, 1.85rem);
  line-height: 1.4;
  letter-spacing: -0.024em;
  font-weight: 400;
  color: var(--navy);
}
.quote footer {
  margin-top: 22px;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  color: var(--muted);
}
.mission-block { display: grid; gap: clamp(32px, 4vw, 60px); grid-template-columns: repeat(2, minmax(0, 1fr)); }
.mission-block__item h3 {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  color: var(--plum);
  margin-bottom: 18px;
}
.mission-block__item p {
  font-size: clamp(1.24rem, 2.1vw, 1.7rem);
  line-height: 1.34;
  letter-spacing: -0.026em;
  color: var(--navy);
}
.section--dark .mission-block__item p { color: #fff; }
.section--dark .mission-block__item h3 { color: var(--magenta); }

/* ----------------------------------------------------------------- form -- */
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.field { display: block; }
.field--full { grid-column: 1 / -1; }
.field > span {
  display: block;
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--navy);
  margin-bottom: 8px;
}
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 13px 15px;
  font: inherit;
  font-size: 0.97rem;
  color: var(--text);
  background: #fff;
  border: 1px solid var(--hairline-strong);
  border-radius: var(--r-sm);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.field textarea { min-height: 130px; resize: vertical; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--violet);
  box-shadow: 0 0 0 3px rgba(155, 89, 182, 0.14);
}
.form__footer { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 18px; align-items: center; }
.form__status { font-size: 0.92rem; color: var(--plum); }
.consent { display: flex; gap: 12px; align-items: flex-start; font-size: 0.9rem; color: var(--muted); }
.consent input { margin-top: 4px; width: 16px; height: 16px; accent-color: var(--plum); flex: none; }

.contact-aside { align-self: start; }
.contact-aside .rule-list li { font-size: 0.98rem; }

/* ---------------------------------------------------------------- modal -- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: none;
  align-items: center;
  justify-content: center;
  padding: clamp(16px, 4vw, 48px);
  background: rgba(8, 14, 51, 0.86);
  backdrop-filter: blur(6px);
}
.modal.is-open { display: flex; }
.modal__inner { width: min(1080px, 100%); }
.modal video { width: 100%; border-radius: var(--r-md); background: #000; }
.modal__close {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 14px auto;
  padding: 8px 14px;
  background: transparent;
  border: 1px solid var(--hairline-light);
  border-radius: var(--r-pill);
  color: #fff;
  font-size: 0.86rem;
  cursor: pointer;
}
.modal__close:hover { background: rgba(255, 255, 255, 0.1); }

/* --------------------------------------------------------------- footer -- */
.site-footer {
  background: var(--navy-deep);
  color: var(--on-dark-muted);
  padding: clamp(56px, 6vw, 86px) 0 34px;
}
.site-footer h2 { font-size: 1.02rem; color: #fff; }
.footer__top {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) repeat(3, minmax(0, 0.85fr));
  gap: clamp(28px, 3.4vw, 52px);
}
.footer__brand .brand__name { color: #fff; }
.footer__brand .brand__name em { color: var(--magenta); }
.footer__tagline { margin-top: 18px; font-size: 0.95rem; max-width: 30ch; }
.footer__col h3 {
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--magenta);
  margin-bottom: 18px;
}
.footer__col ul { list-style: none; margin: 0; padding: 0; }
.footer__col li { margin-bottom: 11px; }
.footer__col a { font-size: 0.94rem; transition: color 0.25s var(--ease); }
.footer__col a:hover { color: #fff; }
.footer__bottom {
  margin-top: clamp(40px, 5vw, 64px);
  padding-top: 26px;
  border-top: 1px solid var(--hairline-light);
  display: flex;
  flex-wrap: wrap;
  gap: 14px 32px;
  justify-content: space-between;
  font-size: 0.84rem;
  color: rgba(179, 184, 220, 0.75);
}
.footer__bottom p { margin: 0; max-width: 74ch; }

/* ---------------------------------------------------------------- motion -- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease);
  transition-delay: var(--reveal-delay, 0s);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* -------------------------------------------------------------- responsive */
@media (max-width: 1080px) {
  .footer__top { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 960px) {
  .nav, .header__cta { display: none; }
  .nav-toggle { display: flex; }
  .hero__grid,
  .page-hero__grid,
  .split,
  .split--copy-lead,
  .split--visual-lead { grid-template-columns: minmax(0, 1fr); }
  .hero__visual { margin: 8px auto 0; max-width: 440px; }
  .grid--3, .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .flow--5 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .eco { grid-template-columns: minmax(0, 1fr); }
  .eco__core { order: 0; }
  .eco__link { display: none; }
  .mission-block { grid-template-columns: minmax(0, 1fr); }
  .safety-branch { grid-template-columns: minmax(0, 1fr); }
  .safety-branch__arrow { text-align: center; transform: rotate(90deg); }
}

@media (hover: none) {
  .hcard__detail { max-height: none; opacity: 1; }
  .hcard__hint { display: none; }
  .founder-card { min-height: 0; }
  .founder-card__hint { display: none; }
  .founder-card__bio { max-height: none; margin-top: 20px; opacity: 1; }
  .founder-card__bio p { color: var(--muted); }
}

@media (max-width: 720px) {
  body { font-size: 1.02rem; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .rings-live .rings__callout {
    position: static;
    width: 100%;
    margin-top: 12px;
    opacity: 1;
    transform: none;
    box-shadow: none;
  }
  .flow, .flow--5 { grid-template-columns: minmax(0, 1fr); }
  .flow__step { padding-top: 28px; }
  .flow__step::before { right: 0; }
  .bullets--2 { columns: 1; }
  .chain__node { flex: 1 1 100%; }
  .chain__arrow { display: none; }
  .rule-list--2 { grid-template-columns: minmax(0, 1fr); }
  .privacy-split { grid-template-columns: minmax(0, 1fr); }
  .matrix__row { grid-template-columns: minmax(0, 1fr); }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .footer__top { grid-template-columns: minmax(0, 1fr); }
  .ring-watermark { opacity: 0.24; right: -40%; }
  .rings__label { display: none; }
  .rings { max-width: 340px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .js [data-reveal] { opacity: 1; transform: none; transition: none; }
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}