@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+JP:wght@300&family=Noto+Sans+JP:wght@300;400;500&family=Montserrat:wght@300;400;500&display=swap");

:root {
  color-scheme: light;
  --navy-950: #00041c;
  --navy-900: #050d38;
  --navy-800: #0b1749;
  --ink: #07113a;
  --muted: #5d6680;
  --line: #d7ddeb;
  --surface: #ffffff;
  --surface-soft: #f4f7ff;
  --lavender: #a899ff;
  --violet: #766cf0;
  --blue: #6683f1;
  --coral: #ff806f;
  --header-height: 76px;
  --shell: 1320px;
  --gutter: 56px;
  --section-space: clamp(72px, 6vw, 96px);
  --section-marker-gap: clamp(38px, 3vw, 48px);
  --radius: 0px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  font-family: "Noto Sans JP", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

#custom,
#contact {
  scroll-margin-top: calc(var(--header-height) + 24px);
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--navy-950);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.75;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

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

h1,
h2,
h3,
p,
dl,
dd {
  margin: 0;
}

h1,
h2,
h3,
.brand__name,
.eyebrow,
.price strong {
  letter-spacing: 0;
}

h1,
h2,
.hero__lead {
  font-family: "Noto Serif JP", serif;
  font-weight: 300;
}

.brand__name,
.eyebrow,
.site-nav a,
.header-buy,
.demo-video__status,
.button,
.hero__facts dt,
.price strong,
.purchase-card__head,
.site-footer nav,
.site-footer__meta {
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 8px 12px;
  transform: translateY(-150%);
  border-radius: 4px;
  background: #fff;
  color: var(--ink);
}

.skip-link:focus {
  transform: translateY(0);
}

.page-shell {
  width: min(calc(100% - (var(--gutter) * 2)), var(--shell));
  margin-inline: auto;
}

.section {
  padding-block: var(--section-space);
}

.eyebrow {
  color: rgba(255, 255, 255, 0.66);
  font-size: 12px;
  font-weight: 700;
  line-height: 1.2;
  text-transform: uppercase;
}

.eyebrow--dark {
  color: var(--violet);
}

.section-marker {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: var(--section-marker-gap);
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-size: 10px;
  font-weight: 500;
  line-height: 1;
}

.section-marker::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 0;
  width: 72px;
  height: 2px;
  background: var(--violet);
}

.section-marker__number {
  color: rgba(255, 255, 255, 0.42);
}

.section-marker__label {
  color: var(--lavender);
}

.section-marker--light {
  border-top-color: var(--line);
}

.section-marker--light .section-marker__number {
  color: var(--muted);
}

.section-marker--light .section-marker__label {
  color: var(--violet);
}

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: var(--header-height);
  padding-inline: var(--gutter);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.site-header.is-scrolled {
  border-color: rgba(255, 255, 255, 0.1);
  background: rgba(0, 4, 28, 0.94);
  box-shadow: 0 10px 36px rgba(0, 4, 28, 0.18);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  justify-self: start;
  width: max-content;
}

.brand img {
  display: block;
  width: 182px;
  height: auto;
  border-radius: 0;
}

.brand__name {
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 34px;
}

.site-nav__mobile-buy {
  display: none;
}

.site-nav a,
.header-buy {
  position: relative;
  color: rgba(255, 255, 255, 0.78);
  font-size: 12px;
  font-weight: 600;
  line-height: 1;
  text-transform: uppercase;
}

.site-nav a::after,
.header-buy::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -8px;
  left: 0;
  height: 1px;
  transform: scaleX(0);
  background: var(--lavender);
  transform-origin: right;
  transition: transform 180ms ease;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after,
.header-buy:hover::after,
.header-buy:focus-visible::after {
  transform: scaleX(1);
  transform-origin: left;
}

.header-actions {
  display: flex;
  align-items: center;
  justify-self: end;
  gap: 20px;
}

.header-buy {
  color: #fff;
}

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 4px;
  background: transparent;
  color: #fff;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  transform: translateY(-1px);
  font-size: 25px;
  line-height: 1;
}

.hero {
  position: relative;
  min-height: 880px;
  overflow: hidden;
  background: var(--navy-950);
  color: #fff;
}

.hero__media {
  position: absolute;
  inset: 0;
  background-image: url("assets/velura-physics-hero-placeholder.png");
  background-position: center;
  background-size: cover;
  opacity: 0.94;
}

.hero__content {
  position: relative;
  z-index: 1;
  display: flex;
  min-height: 880px;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding-top: var(--header-height);
  padding-bottom: 78px;
}

.hero h1 {
  margin-top: 22px;
  font-size: 76px;
  font-weight: 300;
  line-height: 1;
}

.hero__lead {
  max-width: 720px;
  margin-top: 38px;
  font-size: 38px;
  font-weight: 300;
  line-height: 1.46;
}

.hero__body {
  max-width: 690px;
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.74);
  font-size: 17px;
  line-height: 1.9;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}

.button {
  display: inline-flex;
  min-height: 50px;
  align-items: center;
  justify-content: center;
  gap: 22px;
  padding: 13px 20px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: 13px;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  transition: transform 180ms var(--ease), background-color 180ms ease, color 180ms ease, border-color 180ms ease;
}

.button svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.5;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button:disabled {
  transform: none;
  opacity: 0.58;
  cursor: wait;
}

.button--light {
  background: #fff;
  color: var(--ink);
}

.button--light:hover,
.button--light:focus-visible {
  background: #edf0ff;
}

.button--ghost {
  border-color: rgba(255, 255, 255, 0.38);
  background: rgba(0, 4, 28, 0.28);
  color: #fff;
}

.button--ghost:hover,
.button--ghost:focus-visible {
  border-color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

.button--accent {
  background: var(--violet);
  color: #fff;
}

.button--accent:hover,
.button--accent:focus-visible {
  background: #6257df;
}

.button--text {
  min-height: 50px;
  padding-inline: 20px;
  border-color: rgba(168, 153, 255, 0.34);
  background: #17164f;
  color: #fff;
}

.button--text:hover,
.button--text:focus-visible {
  border-color: rgba(255, 255, 255, 0.5);
  background: #242165;
}

.button--outline {
  border-color: var(--ink);
  background: transparent;
  color: var(--ink);
}

.button--outline:hover,
.button--outline:focus-visible {
  background: var(--ink);
  color: #fff;
}

.button--dark {
  background: var(--ink);
  color: #fff;
}

.button--dark:hover,
.button--dark:focus-visible {
  background: #15235a;
}

.hero__facts {
  display: flex;
  gap: 0;
  margin-top: 54px;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.hero__facts div {
  min-width: 148px;
  padding: 14px 26px 0 0;
}

.hero__facts div + div {
  padding-left: 26px;
  border-left: 1px solid rgba(255, 255, 255, 0.18);
}

.hero__facts dt {
  color: rgba(255, 255, 255, 0.48);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.hero__facts dd {
  margin-top: 2px;
  color: #fff;
  font-size: 13px;
}

.hero__scroll {
  position: absolute;
  right: 28px;
  bottom: 34px;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 10px;
  font-weight: 700;
  writing-mode: vertical-rl;
}

.hero__scroll svg {
  width: 14px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-width: 1.3;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(280px, 0.6fr);
  align-items: end;
  gap: 64px;
  margin-bottom: 56px;
}

.section-heading h2,
.roadmap__intro h2 {
  margin-top: 0;
  font-size: 54px;
  font-weight: 300;
  line-height: 1.28;
}

.section-heading > p,
.roadmap__intro > p:last-child {
  max-width: 520px;
  color: var(--muted);
  font-size: 15px;
}

.section-heading--compact {
  grid-template-columns: 1fr;
}

.demo-video {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.14);
  background: #eef2fb;
}

.demo-video__poster {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 46%;
}

.demo-video__status {
  position: absolute;
  bottom: 24px;
  left: 24px;
  z-index: 2;
  display: grid;
  gap: 4px;
  margin: 0;
  padding: 12px 14px;
  background: rgba(0, 4, 28, 0.88);
  color: #fff;
  pointer-events: none;
}

.demo-video__status span {
  color: var(--lavender);
  font-size: 9px;
  font-weight: 700;
}

.demo-video__status strong {
  font-size: 10px;
  font-weight: 500;
}

.demo,
.technology,
.fine-control,
.roadmap {
  background: var(--navy-950);
  color: #fff;
}

.technology {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.fine-control {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.roadmap {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.feature {
  position: relative;
  display: flex;
  min-height: 378px;
  min-width: 0;
  flex-direction: column;
  padding: 36px 42px 42px;
}

.feature + .feature {
  border-left: 1px solid rgba(255, 255, 255, 0.14);
}

.feature__number {
  color: rgba(255, 255, 255, 0.42);
  font-size: 10px;
  font-weight: 700;
}

.feature__visual {
  width: 210px;
  max-width: 100%;
  height: auto;
  aspect-ratio: 220 / 128;
  margin: 24px auto 22px;
  overflow: visible;
}

.feature__visual * {
  vector-effect: non-scaling-stroke;
}

.feature__diagram-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.4;
}

.feature__diagram-line--primary {
  stroke: var(--blue);
}

.feature__diagram-line--soft {
  stroke: rgba(168, 153, 255, 0.4);
}

.feature__diagram-line--accent {
  stroke: var(--coral);
}

.feature__diagram-line--dashed {
  stroke-dasharray: 4 7;
}

.feature__diagram-fill {
  fill: rgba(102, 131, 241, 0.055);
}

.feature__diagram-body {
  fill: rgba(255, 255, 255, 0.025);
  stroke: rgba(168, 153, 255, 0.26);
  stroke-width: 1.4;
}

.feature__diagram-flow {
  filter: drop-shadow(0 0 5px rgba(118, 108, 240, 0.12));
}

.feature__diagram-halo {
  fill: rgba(255, 128, 111, 0.055);
  stroke: rgba(255, 128, 111, 0.26);
  stroke-width: 1;
}

.feature__diagram-point {
  fill: var(--coral);
  stroke: var(--navy-950);
  stroke-width: 2.4;
}

.feature__diagram-node {
  fill: var(--navy-950);
  stroke: var(--lavender);
  stroke-width: 1.45;
}

.feature h3 {
  margin-top: auto;
  font-size: 22px;
  font-weight: 600;
}

.feature p {
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 14px;
}

.fine-control__intro {
  display: block;
}

.fine-control__intro h2 {
  font-family: "Noto Serif JP", serif;
  font-size: 54px;
  font-weight: 300;
  line-height: 1.35;
  white-space: nowrap;
}

.fine-control__intro > p {
  margin-top: 24px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 16px;
  line-height: 2;
}

.control-gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 56px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.control-gallery__item {
  min-width: 0;
  margin: 0;
  padding: 24px 18px 28px;
}

.control-gallery__item + .control-gallery__item {
  border-left: 1px solid rgba(255, 255, 255, 0.1);
}

.control-gallery__item img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  border: 1px solid rgba(168, 153, 255, 0.16);
  background: #050a2b;
  object-fit: cover;
}

.control-gallery__item figcaption {
  margin-top: 20px;
}

.control-gallery__item figcaption > span {
  display: block;
  color: rgba(168, 153, 255, 0.5);
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-size: 8px;
  font-weight: 500;
}

.control-gallery__item h3 {
  margin-top: 9px;
  font-size: 18px;
  font-weight: 500;
}

.control-gallery__item p {
  margin-top: 10px;
  color: rgba(255, 255, 255, 0.54);
  font-size: 12px;
  line-height: 1.9;
}

.control-surface {
  margin-top: 64px;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
  background: rgba(255, 255, 255, 0.012);
}

.control-surface__head {
  display: flex;
  min-height: 50px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.32);
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-size: 9px;
  font-weight: 500;
}

.control-surface__targets {
  display: flex;
  align-self: stretch;
  gap: 28px;
}

.control-surface__targets span {
  position: relative;
  display: flex;
  align-items: center;
}

.control-surface__targets .is-active {
  color: var(--lavender);
}

.control-surface__targets .is-active::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: -1px;
  left: 0;
  height: 1px;
  background: var(--violet);
}

.control-surface__mode {
  color: rgba(255, 255, 255, 0.2);
}

.control-surface__body {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(0, 1.28fr);
  min-height: 274px;
}

.control-surface__sliders {
  display: grid;
  align-content: center;
  gap: 26px;
  padding: 36px 48px 36px 0;
  border-right: 1px solid rgba(255, 255, 255, 0.1);
}

.control-slider {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  align-items: center;
  gap: 18px;
}

.control-slider span {
  color: rgba(255, 255, 255, 0.28);
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-size: 8px;
  font-weight: 500;
}

.control-slider i {
  position: relative;
  display: block;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.control-slider i::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: var(--control-value);
  height: 1px;
  background: rgba(118, 108, 240, 0.7);
}

.control-slider i::after {
  content: "";
  position: absolute;
  top: 50%;
  left: var(--control-value);
  width: 7px;
  height: 7px;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(168, 153, 255, 0.8);
  border-radius: 50%;
  background: var(--navy-950);
  box-shadow: 0 0 8px rgba(118, 108, 240, 0.18);
}

.control-surface__graph {
  display: flex;
  min-width: 0;
  align-items: stretch;
  padding: 28px 0 28px 48px;
}

.control-surface__graph svg {
  width: 100%;
  min-height: 210px;
  overflow: visible;
}

.control-graph__grid {
  fill: none;
  stroke: rgba(255, 255, 255, 0.045);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}

.control-graph__trace {
  fill: none;
  stroke: rgba(118, 108, 240, 0.74);
  stroke-linecap: round;
  stroke-width: 1.45;
  vector-effect: non-scaling-stroke;
}

.control-graph__trace--soft {
  stroke: rgba(168, 153, 255, 0.34);
}

.control-graph__trace--ghost {
  stroke: rgba(168, 153, 255, 0.16);
}

.control-graph__node {
  fill: var(--navy-950);
  stroke: rgba(168, 153, 255, 0.72);
  stroke-width: 1.3;
  vector-effect: non-scaling-stroke;
}

.control-graph__node--active {
  fill: var(--coral);
  stroke: var(--navy-950);
  stroke-width: 2.2;
}

.purchase {
  background: var(--surface-soft);
}

.purchase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: stretch;
  gap: 24px;
}

.purchase-card {
  position: relative;
  display: flex;
  min-height: 510px;
  min-width: 0;
  flex-direction: column;
  align-items: flex-start;
  padding: 42px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.56);
}

.purchase-card--primary {
  border-color: rgba(118, 108, 240, 0.34);
  background: #fff;
  box-shadow: inset 0 2px 0 var(--violet);
}

.purchase-card__head {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 44px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.purchase-card__head p {
  font-size: 11px;
  font-weight: 700;
}

.purchase-card__head span {
  min-width: 1px;
  color: var(--muted);
  font-size: 9px;
  font-weight: 700;
}

.purchase-card__main {
  width: 100%;
  margin-top: 34px;
}

.price {
  min-height: 104px;
}

.price small {
  display: block;
  color: var(--muted);
  font-size: 11px;
}

.price strong {
  display: block;
  font-size: 66px;
  font-weight: 500;
  font-variant-numeric: tabular-nums;
  line-height: 0.95;
}

.price__value {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-top: 10px;
}

.price__currency {
  padding-top: 8px;
  color: var(--muted);
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-size: 14px;
  font-weight: 500;
  line-height: 1;
}

.purchase-card__description {
  max-width: 500px;
  margin-top: 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.95;
}

.purchase-card__facts {
  display: grid;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  color: var(--muted);
  font-size: 13px;
  list-style: none;
}

.purchase-card__facts li::before {
  content: "";
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 10px 2px 0;
  border-radius: 50%;
  background: var(--violet);
}

.purchase-card h3 {
  font-family: "Noto Serif JP", serif;
  font-size: 34px;
  font-weight: 300;
  line-height: 1.5;
}

.purchase-card__action {
  width: 100%;
  min-height: 54px;
  justify-content: space-between;
  margin-top: auto;
}

.roadmap .page-shell {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  column-gap: 96px;
  row-gap: calc(var(--section-marker-gap) - 4px);
}

.roadmap .section-marker {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.roadmap__intro > p:last-child {
  margin-top: 22px;
  color: rgba(255, 255, 255, 0.58);
}

.roadmap-list {
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
  list-style: none;
}

.roadmap-list li {
  position: relative;
  display: grid;
  grid-template-columns: 20px 72px minmax(0, 1fr);
  align-items: center;
  column-gap: 14px;
  min-height: 104px;
  padding: 20px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.roadmap-list li::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 9.5px;
  width: 1px;
  background: rgba(118, 108, 240, 0.44);
}

.roadmap-list li:first-child::before {
  top: 50%;
}

.roadmap-list li:last-child::before {
  bottom: 50%;
}

.roadmap-list__stage {
  grid-column: 2;
  grid-row: 1;
  color: rgba(168, 153, 255, 0.58);
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
}

.roadmap-list__node {
  position: relative;
  z-index: 1;
  grid-column: 1;
  grid-row: 1;
  width: 9px;
  height: 9px;
  justify-self: center;
  border: 1px solid rgba(168, 153, 255, 0.72);
  border-radius: 50%;
  background: var(--navy-950);
}

.roadmap-list li.is-current .roadmap-list__node {
  width: 12px;
  height: 12px;
  border-color: rgba(214, 207, 255, 0.95);
  background: var(--violet);
  box-shadow:
    0 0 0 5px rgba(118, 108, 240, 0.1),
    0 0 18px rgba(118, 108, 240, 0.42);
}

.roadmap-list li.is-current .roadmap-list__stage {
  color: var(--violet);
}

.roadmap-list__content {
  display: grid;
  min-width: 0;
  grid-column: 3;
  grid-row: 1;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 20px;
}

.roadmap-list__content strong {
  font-size: 18px;
  font-weight: 600;
}

.roadmap-list__content p {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
}

.contact {
  border-top: 1px solid rgba(7, 17, 58, 0.12);
  background: var(--surface-soft);
  color: var(--ink);
}

.contact__layout {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  column-gap: 96px;
  row-gap: calc(var(--section-marker-gap) - 4px);
}

.contact__layout > .section-marker {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.contact__intro h2 {
  margin-top: 0;
  font-size: 54px;
  font-weight: 300;
  line-height: 1.28;
}

.contact-form {
  display: grid;
  gap: 28px;
}

.contact-form fieldset {
  margin: 0;
  padding: 0;
  border: 0;
}

.contact-form legend,
.contact-form__fields label > span {
  display: block;
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 700;
}

.contact-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.contact-options label {
  position: relative;
  cursor: pointer;
}

.contact-options label + label {
  border-left: 1px solid var(--line);
}

.contact-options input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.contact-options span {
  display: flex;
  min-height: 64px;
  align-items: center;
  justify-content: center;
  padding: 14px;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  text-align: center;
  transition: background-color 180ms ease, border-color 180ms ease, color 180ms ease;
}

.contact-options input:checked + span {
  border-bottom-color: var(--violet);
  background: rgba(118, 108, 240, 0.1);
  color: var(--ink);
}

.contact-options input:focus-visible + span {
  outline: 2px solid var(--lavender);
  outline-offset: -3px;
}

.contact-form__fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px 32px;
}

.contact-form__message {
  grid-column: 1 / -1;
}

.contact-form__trap {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  padding: 12px 0;
  border: 0;
  border-bottom: 1px solid rgba(7, 17, 58, 0.22);
  border-radius: 0;
  outline: none;
  background: transparent;
  color: var(--ink);
  caret-color: var(--lavender);
}

.contact-form textarea {
  height: 120px;
  min-height: 120px;
  resize: vertical;
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-color: var(--lavender);
}

.contact-form .button {
  justify-self: start;
}

.contact-form__status {
  min-height: 1.75em;
  margin-top: -12px;
  color: var(--muted);
  font-size: 12px;
}

.contact-form__status[data-state="success"] {
  color: var(--violet);
}

.contact-form__status[data-state="error"] {
  color: #b64537;
}

.site-footer {
  padding-block: 72px 34px;
  background: var(--navy-950);
  color: #fff;
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 68px;
}

.brand--footer img {
  width: 209px;
  height: auto;
}

.site-footer__tagline {
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 12px;
}

.site-footer nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(110px, 1fr));
  gap: 14px 36px;
  align-content: start;
  padding-top: 8px;
}

.site-footer nav a {
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  text-transform: uppercase;
}

.site-footer__meta {
  grid-column: 1 / -1;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.site-footer__legal,
.site-footer__meta a {
  color: rgba(255, 255, 255, 0.34);
  font-size: 10px;
}

.site-footer__legal {
  text-transform: none;
}

.site-footer__meta a {
  text-transform: uppercase;
  transition: color 180ms ease;
}

.site-footer__meta a:hover,
.site-footer__meta a:focus-visible {
  color: #fff;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 70;
  max-width: calc(100vw - 48px);
  padding: 13px 18px;
  transform: translateY(20px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 4px;
  opacity: 0;
  background: var(--navy-900);
  color: #fff;
  box-shadow: 0 14px 40px rgba(0, 4, 28, 0.28);
  font-size: 13px;
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  transform: translateY(0);
  opacity: 1;
}

@media (max-width: 1120px) {
  :root {
    --gutter: 32px;
  }

  .section-heading h2,
  .fine-control__intro h2 {
    font-size: 48px;
  }

  .roadmap__intro h2,
  .contact__intro h2 {
    font-size: 44px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: none;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
    padding: 18px var(--gutter) 26px;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    background: rgba(0, 4, 28, 0.98);
  }

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

  .site-nav a {
    padding: 17px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 13px;
  }

  .menu-toggle {
    display: block;
  }

  .hero,
  .hero__content {
    min-height: 820px;
  }

  .hero__media {
    background-position: 58% center;
    opacity: 0.78;
  }

  .feature {
    padding-inline: 30px;
  }

  .control-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .control-gallery__item:nth-child(odd) {
    border-left: 0;
  }

  .control-gallery__item:nth-child(n + 3) {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }

  .purchase-card {
    padding: 34px;
  }
}

@media (max-width: 960px) {
  .section-heading h2,
  .fine-control__intro h2 {
    font-size: 44px;
  }

  .roadmap__intro h2,
  .contact__intro h2 {
    font-size: 38px;
  }
}

@media (max-width: 880px) {
  .roadmap__intro h2,
  .contact__intro h2 {
    font-size: 34px;
  }
}

@media (max-width: 820px) {
  :root {
    --gutter: 22px;
    --header-height: 68px;
  }

  .section-marker {
    padding-top: 14px;
  }

  .section-marker::before {
    width: 56px;
  }

  .header-buy {
    display: none;
  }

  .site-nav .site-nav__mobile-buy {
    display: block;
  }

  .brand img {
    width: 165px;
    height: auto;
  }

  .brand--footer img {
    width: 165px;
  }

  .brand__name {
    font-size: 12px;
  }

  .hero,
  .hero__content {
    min-height: 780px;
  }

  .hero__media {
    background-position: 65% center;
    opacity: 0.58;
  }

  .hero__content {
    justify-content: flex-end;
    padding-bottom: 82px;
  }

  .hero h1 {
    margin-top: 16px;
    font-size: 50px;
  }

  .hero__lead {
    margin-top: 24px;
    font-size: 28px;
  }

  .hero__body {
    font-size: 15px;
  }

  .desktop-only {
    display: none;
  }

  .hero__facts {
    width: 100%;
    margin-top: 38px;
  }

  .hero__facts div {
    min-width: 0;
    flex: 1;
    padding-right: 12px;
  }

  .hero__facts div + div {
    padding-left: 12px;
  }

  .hero__facts dd {
    font-size: 11px;
  }

  .hero__scroll {
    display: none;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 24px;
    margin-bottom: 40px;
  }

  .section-heading h2,
  .roadmap__intro h2 {
    font-size: 38px;
  }

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

  .feature {
    min-height: 0;
    padding: 30px 0 34px;
  }

  .feature + .feature {
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    border-left: 0;
  }

  .feature__visual {
    width: 190px;
    height: auto;
    margin-block: 28px 18px;
  }

  .feature h3 {
    margin-top: 18px;
  }

  .feature p {
    margin-top: 12px;
  }

  .fine-control__intro h2 {
    font-size: 38px;
    white-space: normal;
  }

  .control-surface {
    margin-top: 48px;
  }

  .control-surface__head {
    min-height: 46px;
  }

  .control-surface__body {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .control-surface__sliders {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 22px;
    padding: 28px 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  }

  .control-slider {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .control-surface__graph {
    min-height: 190px;
    padding: 24px 0 16px;
  }

  .control-surface__graph svg {
    min-height: 170px;
  }

  .purchase-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: 1fr;
    gap: 16px;
  }

  .purchase-card {
    min-height: 470px;
    padding: 38px;
  }

  .purchase-card--primary .purchase-card__action {
    margin-top: 28px;
  }

  .roadmap .page-shell {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: var(--section-marker-gap);
  }

  .roadmap-list li {
    grid-template-columns: 20px 64px minmax(0, 1fr);
    column-gap: 10px;
    min-height: 118px;
  }

  .roadmap-list__content {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .contact__layout {
    grid-template-columns: 1fr;
    column-gap: 0;
    row-gap: var(--section-marker-gap);
  }

  .contact__intro h2 {
    font-size: 38px;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
  }

  .site-footer__meta {
    grid-column: auto;
  }
}

@media (max-width: 680px) {
  .section-heading h2,
  .fine-control__intro h2 {
    font-size: 34px;
  }
}

@media (max-width: 600px) {
  .section-heading h2,
  .fine-control__intro h2 {
    font-size: 30px;
  }
}

@media (max-width: 540px) {
  .hero h1 {
    font-size: 42px;
  }

  .hero__lead {
    font-size: 24px;
  }

  .hero__actions {
    width: 100%;
  }

  .hero__actions .button {
    width: 100%;
  }

  .hero__facts dt {
    font-size: 8px;
  }

  .hero__facts dd {
    line-height: 1.35;
  }

  .section-heading h2 {
    font-size: 30px;
  }

  .roadmap__intro h2 {
    font-size: 32px;
  }

  .fine-control__intro h2 {
    font-size: 30px;
  }

  .control-gallery {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }

  .control-gallery__item {
    padding: 24px 0 28px;
  }

  .control-gallery__item + .control-gallery__item {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 0;
  }

  .demo-video__status {
    bottom: 12px;
    left: 12px;
  }

  .site-footer__meta {
    gap: 12px;
  }

  .feature h3 {
    font-size: 19px;
  }

  .feature p {
    font-size: 12px;
  }

  .purchase-card {
    min-height: 0;
    padding: 28px 24px;
  }

  .purchase-card__head {
    align-items: flex-start;
    gap: 12px;
    min-height: 56px;
  }

  .purchase-card__main {
    margin-top: 28px;
  }

  .price strong {
    font-size: 52px;
  }

  .price__currency {
    padding-top: 6px;
    font-size: 12px;
  }

  .purchase-card__action {
    width: 100%;
    margin-top: auto;
  }

  .roadmap-list li {
    grid-template-columns: 18px 58px minmax(0, 1fr);
    column-gap: 10px;
  }

  .roadmap-list li::before {
    left: 8.5px;
  }

  .roadmap-list__content strong {
    font-size: 17px;
  }

  .contact__intro h2 {
    font-size: 32px;
  }

  .contact-options {
    grid-template-columns: 1fr;
  }

  .contact-options label + label {
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .contact-form__fields {
    grid-template-columns: 1fr;
  }

  .contact-form__message {
    grid-column: auto;
  }

  .contact-form {
    gap: 22px;
  }

  .contact-form textarea {
    height: 96px;
    min-height: 96px;
  }

  .contact-form .button {
    width: 100%;
  }
}

@media (max-width: 390px) {
  .site-footer__meta {
    align-items: flex-start;
    flex-direction: column;
    gap: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

}