@font-face {
  font-family: "Bugaki";
  src: url("bugaki/Bugaki.ttf") format("truetype");
  font-style: normal;
  font-weight: 700;
  font-display: swap;
}

@font-face {
  font-family: "Bugaki";
  src: url("bugaki/Bugaki Oblique.ttf") format("truetype");
  font-style: oblique;
  font-weight: 700;
  font-display: swap;
}

:root {
  --orange: #ff5400;
  --cream: #fff7d2;
  --navy: #0f52ba;
  --light-blue: #81d9ff;
  --light-purple: #dc9cff;
  --ink: #172033;
  --muted: #5c6677;
  --paper: #fffdf4;
  --white: #ffffff;
  --line: rgba(15, 82, 186, 0.16);
  --shadow: 0 24px 70px rgba(23, 32, 51, 0.12);
  --body-copy-size: 1.05rem;
  --body-copy-line-height: 1.65;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: "Nunito Sans", Arial, sans-serif;
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
}

.is-hidden {
  display: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  width: 100%;
  margin: 0;
  padding: 18px max(20px, calc((100vw - 1280px) / 2));
  background: transparent;
  backdrop-filter: none;
}

.brand {
  color: var(--orange);
  font-family: "Bugaki", "Kodchasan", Georgia, serif;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
}

.header-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--navy);
  font-size: 0.95rem;
  font-weight: 800;
}

.header-nav a {
  min-height: 42px;
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 0 16px;
}

.header-nav a:hover,
.header-nav a:focus-visible {
  background: rgba(255, 84, 0, 0.12);
  color: var(--orange);
}

.header-nav .nav-cta {
  color: var(--white);
  background: var(--orange);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  border: 1px solid rgba(15, 82, 186, 0.16);
  border-radius: 12px;
  background: var(--white);
  cursor: pointer;
}

.menu-toggle span {
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--navy);
}

.section {
  width: min(1280px, calc(100% - 40px));
  margin: 0 auto;
  padding: 88px 0;
}

.hero {
  width: 100%;
  max-width: none;
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: 52px;
  padding: 130px max(20px, calc((100vw - 1280px) / 2)) 88px;
  background-color: var(--cream);
  background-image: url("assets/elderly-hand.png");
  background-position: center calc(50% + var(--hero-parallax, 0px));
  background-repeat: no-repeat;
  background-size: cover;
}

.hero-copy {
  max-width: 680px;
}

.quick-start {
  width: 100%;
  padding: 25px max(20px, calc((100vw - 1280px) / 2));
  background: #ff4d00;
  color: var(--white);
}

.quick-start-inner {
  width: min(1280px, 100%);
  margin: 0 auto;
  padding: clamp(32px, 3.8vw, 52px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 18px 42px rgba(132, 39, 0, 0.14);
}

.quick-start-copy {
  display: grid;
  gap: 8px;
  margin: 0 0 38px;
  text-align: center;
}

.quick-start h2 {
  color: var(--white);
  font-size: clamp(1.55rem, 2.1vw, 2rem);
}

.quick-start p {
  max-width: 680px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.88);
  font-size: 1rem;
  line-height: 1.5;
}

.quick-start-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: nowrap;
}

.quick-start-line span {
  color: var(--white);
  font-family: "Nunito Sans", Arial, sans-serif;
  font-size: var(--body-copy-size);
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
}

.quick-start select {
  width: auto;
  min-height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  padding: 12px 52px 12px 22px;
  color: #1b2540;
  background-color: var(--white);
  background-image:
    url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 6L8 10L12 6' stroke='%231B2540' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E"),
    linear-gradient(var(--orange), var(--orange));
  background-repeat: no-repeat;
  background-position: right 18px center, left 22px bottom 15px;
  background-size: 16px 16px, calc(100% - 88px) 3px;
  box-shadow: 0 12px 24px rgba(132, 39, 0, 0.12);
  font-size: var(--body-copy-size);
  font-weight: 600;
}

#quickRelationship {
  width: clamp(162px, 14.7vw, 197px);
}

#quickSupport {
  width: clamp(310px, 29vw, 387px);
}

.quick-start-button {
  width: 56px;
  height: 56px;
  flex: 0 0 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  color: #ff4d00;
  background: var(--white);
  box-shadow: 0 12px 26px rgba(132, 39, 0, 0.16);
  cursor: pointer;
  transition: transform 200ms ease, color 200ms ease, background 200ms ease, box-shadow 200ms ease;
}

.quick-start-button svg {
  width: 26px;
  height: 26px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.quick-start-button:hover {
  transform: translateY(-2px);
  color: var(--white);
  background: #e64300;
  box-shadow: 0 14px 30px rgba(132, 39, 0, 0.24), inset 0 0 0 2px var(--white);
}

.quick-start-button:focus-visible,
.quick-start select:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.88);
  outline-offset: 3px;
  box-shadow: 0 0 0 4px rgba(15, 82, 186, 0.16), 0 12px 24px rgba(132, 39, 0, 0.14);
}

@media (min-width: 981px) {
  .hero {
    min-height: 112vh;
    background-size: cover;
  }

  .hero .eyebrow {
    font-size: 1rem;
  }
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--orange);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

@media (min-width: 721px) {
  .section-kicker {
    font-size: 1rem;
  }
}

h1,
h2,
h3,
legend {
  margin: 0;
  font-family: "Kodchasan", "Nunito Sans", Arial, sans-serif;
  font-weight: 700;
  letter-spacing: 0;
  line-height: 1.08;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.2rem, 5.75vw, 4.65rem);
}

.hero h1 {
  font-family: "Kodchasan", "Nunito Sans", Arial, sans-serif;
  font-weight: 400;
  letter-spacing: -1px;
}

h2 {
  font-size: clamp(2.15rem, 4.8vw, 4.4rem);
}

@media (min-width: 721px) {
  h2 {
    font-size: clamp(1.9rem, 3.4vw, 3rem);
  }
}

h3,
legend {
  font-size: 1.25rem;
}

p {
  margin: 0;
}

.hero-lede,
.hero-support,
.section-heading p,
.split p,
.trust-copy p,
.waitlist-intro p {
  color: var(--muted);
  font-size: var(--body-copy-size);
  line-height: var(--body-copy-line-height);
}

.hero-lede {
  max-width: 680px;
  margin-top: 24px;
}

.hero-support {
  max-width: 680px;
  margin-top: 14px;
  font-weight: 800;
}

.hero .eyebrow,
.hero h1,
.hero .hero-lede,
.hero .hero-support {
  color: var(--ink);
}

.hero h1 {
  color: var(--white);
  text-shadow: 0 2px 10px rgba(15, 82, 186, 0.28), 0 1px 2px rgba(23, 32, 51, 0.18);
}

.hero .hero-lede {
  color: var(--white);
  text-shadow: 0 2px 12px rgba(15, 82, 186, 0.38), 0 1px 3px rgba(23, 32, 51, 0.28);
}

.hero .eyebrow {
  color: var(--orange);
}

.hero .button.primary {
  color: var(--white);
  background: var(--orange);
  box-shadow: 0 12px 24px rgba(255, 84, 0, 0.25);
}

.hero .button.secondary {
  color: var(--navy);
  background: var(--white);
  border-color: var(--line);
}

.hero-actions,
.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 2px solid transparent;
  border-radius: 999px;
  padding: 0 24px;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.68;
  transform: none;
}

.button.primary {
  color: var(--white);
  background: var(--orange);
  box-shadow: 0 12px 24px rgba(255, 84, 0, 0.25);
}

.button.secondary {
  color: var(--navy);
  background: var(--white);
  border-color: var(--line);
}

.split {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: 56px;
  align-items: start;
  padding: 54px;
  border-radius: 28px;
  background: var(--cream);
}

.problem-copy {
  display: grid;
  gap: 16px;
}

.section-heading {
  max-width: 850px;
}

.section-heading p,
.waitlist-intro p {
  margin-top: 18px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin-top: 36px;
}

.feature-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 1fr);
  gap: 50px;
  align-items: stretch;
  margin-top: 0;
}

#solution {
  overflow-x: clip;
}

.feature-panel-support h2 {
  max-width: 640px;
}

.feature-panel-support p {
  max-width: 560px;
  margin: 20px 0 0;
  color: rgba(23, 32, 51, 0.74);
  font-size: var(--body-copy-size);
  line-height: var(--body-copy-line-height);
}

.feature-panel-media {
  min-height: 0;
  margin: 0;
  overflow: hidden;
  border-radius: 22px;
}

.feature-panel-media img,
.about-media img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

.feature-panel-media img {
  transform: translateX(var(--solution-image-parallax, 0px)) scale(1.08);
  transition: transform 120ms linear;
}

.feature-checklist {
  display: grid;
  gap: 14px;
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}

.feature-checklist li {
  position: relative;
  min-height: 0;
  display: flex;
  align-items: center;
  padding: 0 0 0 34px;
  border-radius: 0;
  color: var(--navy);
  background: transparent;
  font-weight: 900;
}

.feature-checklist li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 50%;
  width: 13px;
  height: 7px;
  border-bottom: 3px solid var(--orange);
  border-left: 3px solid var(--orange);
  transform: translateY(-65%) rotate(-45deg);
}

.feature-card,
.steps article {
  min-height: 250px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(23, 32, 51, 0.06);
}

.steps article {
  min-height: 430px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  padding: clamp(26px, 3vw, 38px);
  border: 0;
  border-radius: 28px;
  background: #eaf8ff;
  box-shadow: none;
  transition:
    transform 220ms ease,
    background-color 220ms ease,
    box-shadow 220ms ease;
}

.steps article:not(.scroll-reveal):hover,
.steps article.scroll-reveal.is-visible:hover {
  background: var(--white);
  box-shadow: 0 18px 46px rgba(23, 32, 51, 0.1);
  transform: translateY(-6px);
}

.steps article:hover span {
  transform: scale(1.06);
}

.steps article:hover h3 {
  color: var(--navy);
}

.steps article.scroll-reveal {
  opacity: 0;
  transform: translateX(42px);
  transition:
    opacity 0.7s ease,
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.steps article.scroll-reveal.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.section.scroll-reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 1.4s ease,
    transform 1.4s cubic-bezier(0.22, 1, 0.36, 1);
}

.section.scroll-reveal.is-visible {
  opacity: 1;
  transform: translate(0, 0);
}

.feature-panel-support.scroll-reveal.slide-from-right {
  opacity: 0;
  transform: translateX(30px);
  transition:
    opacity 1.45s ease,
    transform 1.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.feature-panel-support.scroll-reveal.slide-from-right.is-visible {
  opacity: 1;
  transform: translateX(0);
}

.trust-list div.scroll-reveal.trust-rise-zoom {
  opacity: 0;
  transform: translateY(-28px) scale(0.92);
  transition:
    opacity 1.15s ease,
    transform 1.15s cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

.trust-list div.scroll-reveal.trust-rise-zoom.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
}

.trust-copy h2.scroll-reveal.text-focus-reveal {
  opacity: 0;
  filter: blur(8px);
  transform: scale(0.96);
  transition:
    opacity 1.25s ease,
    filter 1.25s ease,
    transform 1.25s cubic-bezier(0.22, 1, 0.36, 1);
}

.trust-copy h2.scroll-reveal.text-focus-reveal.is-visible {
  opacity: 1;
  filter: blur(0);
  transform: scale(1);
}

#problem.scroll-reveal .section-heading h2 {
  transform: scale(0.96);
  transform-origin: center;
  transition: transform 1.45s cubic-bezier(0.22, 1, 0.36, 1);
}

#problem.scroll-reveal.is-visible .section-heading h2 {
  transform: scale(1);
}

@media (max-width: 720px) {
  .steps article.scroll-reveal.is-visible,
  .steps article.scroll-reveal {
    opacity: 1;
    transform: translateX(var(--reveal-x, -140px));
    transition: none;
    transition-delay: 0ms;
  }
}

.feature-icon,
.steps span {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
  border-radius: 50%;
  color: var(--navy);
  background: var(--light-blue);
  font-weight: 900;
}

.feature-card:nth-child(2) .feature-icon,
.steps article:nth-child(2) span {
  background: var(--light-purple);
}

.feature-card:nth-child(3) .feature-icon,
.steps article:nth-child(3) span {
  color: var(--white);
  background: var(--orange);
}

.feature-card:nth-child(4) .feature-icon,
.steps article:nth-child(4) span {
  color: var(--white);
  background: var(--navy);
}

.steps h3 {
  max-width: 11ch;
  margin-top: auto;
  font-size: clamp(1.55rem, 2.1vw, 2rem);
  line-height: 0.98;
  overflow-wrap: normal;
}

.steps span {
  width: auto;
  height: auto;
  margin-bottom: 0;
  border-radius: 0;
  color: var(--orange);
  background: transparent;
  font-family: "Kodchasan", "Nunito Sans", Arial, sans-serif;
  font-size: clamp(4.8rem, 7vw, 7rem);
  font-weight: 900;
  line-height: 0.82;
  letter-spacing: -0.02em;
  transition: transform 220ms ease;
}

.steps h3 {
  transition: color 220ms ease;
}

.steps p {
  max-width: 24ch;
  margin-top: 18px;
  color: rgba(23, 32, 51, 0.72);
  font-size: var(--body-copy-size);
  line-height: var(--body-copy-line-height);
}

@media (min-width: 981px) {
  .steps h3 {
    min-height: 4rem;
    margin-top: 126px;
  }
}

.steps article:nth-child(2) span {
  color: var(--orange);
  background: transparent;
}

.steps article:nth-child(3) span {
  color: var(--orange);
  background: transparent;
}

.steps article:nth-child(4) span {
  color: var(--orange);
  background: transparent;
}

.steps article span {
  color: var(--orange);
}

.feature-card:nth-child(5) .feature-icon,
.feature-card:nth-child(9) .feature-icon {
  background: var(--cream);
}

.feature-card:nth-child(6) .feature-icon {
  color: var(--white);
  background: var(--navy);
}

.feature-card:nth-child(7) .feature-icon {
  background: var(--light-purple);
}

.feature-card:nth-child(8) .feature-icon {
  color: var(--white);
  background: var(--orange);
}

.feature-card p {
  margin-top: 12px;
  color: var(--muted);
  font-size: var(--body-copy-size);
  line-height: var(--body-copy-line-height);
}

.timeline-section {
  width: 100%;
  max-width: none;
  padding-right: max(20px, calc((100vw - 1280px) / 2));
  padding-left: max(20px, calc((100vw - 1280px) / 2));
  background: var(--navy);
  color: var(--white);
}

.timeline-section .section-kicker {
  color: var(--light-blue);
}

.timeline {
  display: grid;
  grid-template-columns: repeat(11, minmax(170px, 1fr));
  gap: 12px;
  overflow-x: auto;
  margin: 34px 0 0;
  padding: 0 0 12px;
  list-style: none;
}

.timeline li {
  position: relative;
  min-height: 136px;
  padding: 22px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.1);
}

.about-chemokis {
  display: grid;
  grid-template-columns: minmax(0, 400px) minmax(0, 1fr);
  gap: 36px 50px;
  align-items: start;
}

.about-chemokis .about-kicker {
  grid-column: 1 / -1;
}

.about-chemokis .section-heading {
  max-width: 400px;
}

.about-chemokis .problem-copy {
  padding-top: 0;
}

.about-chemokis .problem-copy p {
  color: var(--white);
  font-size: var(--body-copy-size);
  font-weight: 400;
  line-height: var(--body-copy-line-height);
}

.about-media {
  grid-column: 1 / -1;
  height: clamp(320px, 44vw, 520px);
  margin: 0;
  overflow: hidden;
  border-radius: 28px;
}

@media (min-width: 721px) {
  .about-media {
    grid-row: 2;
  }

  .about-chemokis .section-heading {
    grid-column: 2;
    grid-row: 2;
    z-index: 1;
    align-self: center;
    justify-self: end;
    max-width: 430px;
    padding: 0 44px;
  }

  .about-chemokis .section-heading h2 {
    color: var(--white);
    text-shadow: 0 2px 12px rgba(15, 82, 186, 0.45), 0 1px 3px rgba(23, 32, 51, 0.28);
  }

  .about-chemokis .problem-copy {
    grid-column: 1 / -1;
    max-width: none;
  }

  .about-media img {
    object-position: 82% center;
    transform: translateY(var(--about-parallax, 0px)) scale(1.25);
    transform-origin: right center;
  }
}

.timeline li::before {
  content: "";
  width: 12px;
  height: 12px;
  display: block;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--orange);
  box-shadow: 0 0 0 6px rgba(129, 217, 255, 0.18);
}

.timeline time {
  display: block;
  color: var(--light-blue);
  font-weight: 900;
}

.timeline span {
  display: block;
  margin-top: 8px;
  font-weight: 800;
  line-height: 1.3;
}

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  margin-top: 36px;
}

.trust {
  display: grid;
  grid-template-columns: 55fr 45fr;
  gap: 54px;
  align-items: center;
}

.trust-copy p {
  margin-top: 22px;
}

.trust-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 42px 34px;
}

.trust-list div {
  min-height: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 8px 4px;
  text-align: center;
  color: var(--ink);
  background: transparent;
  font-weight: 900;
}

.trust-list img {
  width: min(124px, 64%);
  height: auto;
  object-fit: contain;
  flex: 0 0 auto;
  transition: transform 240ms ease, filter 240ms ease;
  transform-origin: center;
}

.trust-list div:hover img {
  filter: drop-shadow(0 14px 22px rgba(15, 82, 186, 0.16));
  transform: scale(1.1);
}

.trust-list span {
  display: block;
}

.trust-list div:nth-child(2) {
  background: transparent;
}

.trust-list div:nth-child(3) {
  background: transparent;
}

.trust-list div:nth-child(4) {
  color: var(--ink);
  background: transparent;
}

@media (prefers-reduced-motion: reduce) {
  .waitlist-illustration {
    animation: none;
  }

  .steps article.scroll-reveal,
  .feature-panel-support.scroll-reveal.slide-from-right,
  .trust-list div.scroll-reveal.trust-rise-zoom,
  .trust-copy h2.scroll-reveal.text-focus-reveal,
  .section.scroll-reveal {
    opacity: 1;
    filter: none;
    transform: none;
    transition: none;
  }
}

.faq {
  width: 100%;
  max-width: none;
  padding-right: max(20px, calc((100vw - 1280px) / 2));
  padding-left: max(20px, calc((100vw - 1280px) / 2));
  background: #eaf8ff;
}

.faq-list {
  display: grid;
  gap: 12px;
  max-width: 920px;
  margin-top: 34px;
}

.faq-list details {
  border: 1px solid rgba(15, 82, 186, 0.16);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(23, 32, 51, 0.05);
}

.faq-list summary {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 20px 22px;
  color: var(--navy);
  font-family: "Kodchasan", "Nunito Sans", Arial, sans-serif;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  flex: 0 0 auto;
  width: 30px;
  height: 30px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: var(--white);
  background: var(--orange);
  font-family: "Nunito Sans", Arial, sans-serif;
}

.faq-list details[open] summary::after {
  content: "-";
}

.faq-list p {
  padding: 0 22px 22px;
  color: var(--muted);
  font-size: var(--body-copy-size);
  line-height: var(--body-copy-line-height);
}

.waitlist {
  display: grid;
  grid-template-columns: 0.75fr 1fr;
  gap: 54px;
  align-items: start;
}

.waitlist-illustration {
  width: min(220px, 70%);
  height: auto;
  display: block;
  margin: 22px 0 24px 80px;
  animation: enquiry-bounce 6s ease-in-out infinite;
  transform-origin: center;
}

@keyframes enquiry-bounce {
  0%,
  100% {
    transform: translate(0, 0) rotate(0deg);
  }

  25% {
    transform: translate(3px, -4px) rotate(0.35deg);
  }

  50% {
    transform: translate(1px, 2px) rotate(-0.2deg);
  }

  75% {
    transform: translate(-2px, -2px) rotate(0.25deg);
  }
}

.waitlist-form {
  padding: 30px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.form-progress {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
  color: var(--navy);
  font-weight: 900;
}

.progress-track {
  overflow: hidden;
  height: 10px;
  border-radius: 999px;
  background: #e8edf7;
}

.progress-fill {
  width: 25%;
  height: 100%;
  border-radius: inherit;
  background: var(--orange);
  transition: width 220ms ease;
}

.form-step {
  display: none;
  min-width: 0;
  margin: 0;
  padding: 0;
  border: 0;
}

.form-step.is-active {
  display: grid;
}

legend {
  margin-bottom: 20px;
}

label {
  margin: 18px 0 8px;
  color: var(--ink);
  font-weight: 900;
}

.form-row {
  display: grid;
  gap: 18px;
  margin-top: 18px;
}

.form-row-even {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.form-row-cancer {
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
}

.form-field {
  min-width: 0;
}

.form-field label {
  display: block;
  margin: 0 0 8px;
}

.optional-label {
  color: var(--muted);
  font-weight: 700;
}

input,
select,
textarea {
  width: 100%;
  min-height: 50px;
  border: 1px solid rgba(15, 82, 186, 0.22);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--ink);
  background: var(--paper);
  font: inherit;
}

select {
  appearance: none;
  padding-right: 48px;
  background-image: url("data:image/svg+xml,%3Csvg width='16' height='16' viewBox='0 0 16 16' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M4 6L8 10L12 6' stroke='%23172033' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px 16px;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: 3px solid rgba(129, 217, 255, 0.55);
  border-color: var(--navy);
}

.validation-message {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  color: #c85a1a;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.45;
  opacity: 0;
  transform: translateY(-2px);
  transition:
    max-height 180ms ease,
    margin-top 180ms ease,
    opacity 180ms ease,
    transform 180ms ease;
}

.validation-message.is-visible {
  max-height: 80px;
  margin-top: 8px;
  opacity: 1;
  transform: translateY(0);
}

.form-submit-error {
  max-height: 0;
  margin-top: 0;
  overflow: hidden;
  color: #c85a1a;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.45;
  opacity: 0;
  transform: translateY(-2px);
  transition:
    max-height 180ms ease,
    margin-top 180ms ease,
    opacity 180ms ease,
    transform 180ms ease;
}

.form-submit-error.is-visible {
  max-height: 80px;
  margin-top: 14px;
  opacity: 1;
  transform: translateY(0);
}

.helper-text {
  margin: -2px 0 8px;
  color: var(--muted);
  font-size: 0.95rem;
}

.form-actions {
  justify-content: space-between;
  margin-top: 26px;
}

.submit-button,
.form-success {
  display: none;
}

.form-success {
  min-height: 340px;
  place-items: center;
  align-content: center;
  gap: 18px;
  padding: clamp(34px, 5vw, 58px);
  border: 1px solid rgba(255, 84, 0, 0.12);
  border-radius: 20px;
  text-align: center;
  color: var(--navy);
  background: var(--white);
  opacity: 1;
  transform: translateY(0);
  transition: opacity 300ms ease, transform 300ms ease;
}

.form-success h3 {
  max-width: 620px;
  margin: 0 auto;
  color: var(--ink);
  font-size: clamp(1.55rem, 2.1vw, 2rem);
  line-height: 1.08;
}

.form-success p {
  max-width: 620px;
  margin: 0 auto;
  color: var(--muted);
  font-size: var(--body-copy-size);
  line-height: var(--body-copy-line-height);
}

.form-success .button {
  margin-top: 8px;
}

.waitlist-form.is-submitted .form-fields {
  display: none;
}

.waitlist-form.is-submitted .form-success {
  display: grid;
}

.waitlist-form.is-submitted.is-success-leaving .form-success {
  opacity: 0;
  transform: translateY(-8px);
}

.form-success:focus {
  outline: none;
}

.site-footer {
  width: min(1280px, calc(100% - 40px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin: 0 auto;
  padding: 34px 0 44px;
  border-top: 1px solid var(--line);
  color: var(--muted);
}

.site-footer .brand {
  font-size: 2.1rem;
}

.footer-copy {
  display: grid;
  gap: 4px;
  text-align: right;
}

.footer-copy p {
  margin: 0;
}

.back-to-top {
  position: fixed;
  right: 24px;
  bottom: max(24px, var(--back-top-bottom, 24px));
  z-index: 999;
  width: 56px;
  height: 56px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 50%;
  color: var(--white);
  background: #ff4d00;
  box-shadow: 0 16px 36px rgba(23, 32, 51, 0.22);
  cursor: pointer;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition: opacity 200ms ease, transform 200ms ease, background-color 200ms ease, bottom 200ms ease;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: #df4300;
  transform: translateY(-2px);
}

.back-to-top:focus-visible {
  outline: 3px solid rgba(129, 217, 255, 0.78);
  outline-offset: 4px;
}

.back-to-top svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

@media (max-width: 980px) {
  .hero,
  .split,
  .trust,
  .waitlist {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    background-position: center calc(50% + var(--hero-parallax, 0px));
  }

  .feature-grid,
  .steps {
    grid-template-columns: 1fr 1fr;
  }

}

@media (max-width: 720px) {
  .site-header {
    position: absolute;
    width: 100%;
    padding: 18px 14px;
    align-items: center;
    flex-wrap: wrap;
  }

  .menu-toggle {
    display: inline-flex;
    border-color: transparent;
    background: transparent;
  }

  .hero h1 {
    order: 1;
    margin-top: 56px;
    font-size: clamp(3rem, 8vw, 6rem);
    text-align: center;
  }

  .hero-lede {
    order: 3;
    margin-top: 42px;
  }

  .hero-support {
    order: 4;
  }

  .hero-actions {
    order: 5;
    justify-content: center;
  }

  .header-nav {
    width: 100%;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 8px;
    padding-top: 12px;
  }

  .header-nav.is-open {
    display: flex;
  }

  .header-nav a {
    min-height: 44px;
    justify-content: center;
    padding: 0 14px;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.68);
    font-size: 0.95rem;
  }

  .section {
    width: min(100% - 28px, 1280px);
    padding: 58px 0;
  }

  #problem {
    box-shadow: 0 0 0 100vmax var(--navy);
    clip-path: inset(0 -100vmax);
  }

  #faq {
    box-shadow: 0 0 0 100vmax #eaf8ff;
    clip-path: inset(0 -100vmax);
  }

  #solution {
    padding-bottom: 58px;
  }

  .hero {
    gap: 34px;
    width: 100%;
    min-height: 125vh;
    padding: 96px 14px 320px;
    background-position: center calc(0px + var(--hero-parallax, 0px));
  }

  .hero-copy {
    display: flex;
    flex-direction: column;
    text-align: center;
  }

  .quick-start {
    padding: 20px 14px;
  }

  .quick-start-inner {
    padding: 32px 18px;
    border-radius: 20px;
  }

  .quick-start-copy {
    margin-bottom: 32px;
    text-align: left;
  }

  .quick-start h2 {
    font-size: clamp(1.75rem, 8vw, 2.35rem);
  }

  .quick-start p {
    margin: 0;
  }

  .quick-start-line {
    display: grid;
    grid-template-columns: 1fr;
    justify-items: stretch;
    gap: 9px;
  }

  .quick-start-line span {
    font-size: var(--body-copy-size);
  }

  .quick-start select {
    width: 100%;
    max-width: none;
    min-width: 0;
    min-height: 54px;
    font-size: var(--body-copy-size);
  }

  .quick-start-button {
    width: 48px;
    height: 48px;
    flex-basis: 48px;
    justify-self: start;
    margin-top: 6px;
  }

  .quick-start-button svg {
    width: 23px;
    height: 23px;
  }

  .hero .eyebrow {
    order: 2;
    margin: 14px 0 0;
  }

  .about-chemokis .problem-copy {
    order: 3;
    padding-top: 0;
  }

  .about-chemokis .about-kicker {
    order: 1;
  }

  .about-chemokis .section-heading {
    order: 2;
  }

  .split,
  .waitlist-form {
    padding: 24px;
    border-radius: 18px;
  }

  .form-row,
  .form-row-even,
  .form-row-cancer {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .steps,
  .about-chemokis,
  .trust-list {
    grid-template-columns: 1fr;
  }

  .trust-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px 18px;
  }

  .feature-panel {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .feature-panel-media {
    min-height: 0;
    width: 100%;
    height: auto;
    margin-left: 0;
    aspect-ratio: 4 / 3.6;
    border-radius: 18px;
  }

  .feature-panel-support p {
    max-width: none;
  }

  .feature-checklist li {
    min-height: 0;
  }

  .feature-card,
  .steps article {
    min-height: auto;
  }

  .steps article {
    min-height: 300px;
    padding: 28px;
  }

  .steps span {
    font-size: clamp(4.4rem, 20vw, 6rem);
  }

  .steps h3 {
    max-width: 13ch;
    font-size: clamp(1.75rem, 8vw, 2.35rem);
  }

  .steps p {
    max-width: 30ch;
  }

  .about-media {
    order: 4;
    height: auto;
    aspect-ratio: 4 / 3;
    margin-top: 8px;
    border-radius: 18px;
  }

  .about-media img {
    object-position: center;
    transform: translateY(var(--about-parallax, 0px)) scale(1.6);
    transform-origin: center;
  }

  .trust-list div {
    align-items: center;
  }

  .trust-list img {
    width: min(108px, 70%);
  }

  .hero-actions .button,
  .form-actions .button {
    width: 100%;
  }

  .form-actions {
    gap: 10px;
  }

  .site-footer {
    width: min(100% - 28px, 1280px);
    align-items: center;
    flex-direction: column;
    text-align: center;
  }

  .footer-copy {
    text-align: center;
  }

  .back-to-top {
    right: 16px;
    bottom: max(16px, var(--back-top-bottom, 16px));
    min-width: 0;
    width: 48px;
    height: 48px;
    padding: 0;
    border-radius: 50%;
  }

  .back-to-top svg {
    width: 22px;
    height: 22px;
  }
}

@media (max-width: 380px) {
  .trust-list {
    grid-template-columns: 1fr;
  }
}