:root {
  color-scheme: dark;
  --background: #070b12;
  --surface: #101925;
  --surface-soft: #0c1420;
  --border: #29394d;
  --border-strong: #3d526c;
  --text: #f4f7fb;
  --muted: #a9b8c9;
  --accent: #6ee7d2;
  --accent-strong: #9cf4e5;
  --accent-ink: #06201c;
  --warning: #f3c969;
  --focus: #ffd56a;
  --corner-radius: 0.35rem;
  --header-height: 2.25rem;
  --home-spacing: 2rem;
  --section-spacing: clamp(4rem, 9vw, 7rem);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont,
    "Segoe UI", sans-serif;
  font-synthesis: none;
}

* {
  box-sizing: border-box;
}

html {
  background: var(--background);
  scroll-behavior: smooth;
  scroll-snap-type: y mandatory;
}

html.is-scroll-animating {
  scroll-behavior: auto;
  scroll-snap-type: none;
}

body {
  min-width: 18rem;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 12% -8%, rgb(36 131 118 / 20%), transparent 35rem),
    var(--background);
  font-size: 1rem;
  line-height: 1.65;
}

img,
svg {
  display: block;
  height: auto;
  max-width: 100%;
}

a {
  color: var(--accent-strong);
  text-underline-offset: 0.2em;
}

a:hover {
  color: #d5fff8;
}

a:focus-visible {
  outline: 0.18rem solid var(--focus);
  outline-offset: 0.2rem;
  border-radius: var(--corner-radius);
}

.skip-link {
  position: fixed;
  top: 0.75rem;
  left: 0.75rem;
  z-index: 100;
  padding: 0.55rem 0.8rem;
  color: var(--accent-ink);
  background: var(--focus);
  border-radius: var(--corner-radius);
  transform: translateY(-180%);
}

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

.shell,
.wide-shell {
  width: min(100% - 2rem, 72rem);
  margin-inline: auto;
}

.wide-shell {
  width: min(100% - 2.5rem, 92rem);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  min-height: var(--header-height);
  background: rgb(7 11 18 / 88%);
  border-bottom: 1px solid rgb(255 255 255 / 9%);
  backdrop-filter: blur(1rem);
  transition: transform 240ms cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform;
}

.site-header.is-hidden {
  transform: translateY(-100%);
}

.topbar {
  min-height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  color: var(--text);
  font-weight: 800;
  letter-spacing: -0.025em;
  text-decoration: none;
  white-space: nowrap;
}

.global-nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  margin-left: auto;
}

.global-nav a {
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
  text-decoration: none;
}

.global-nav a:hover,
.global-nav a[aria-current="page"] {
  color: var(--text);
}

main {
  min-width: 0;
}

.home-main {
  padding-block: var(--home-spacing);
}

.scroll-snap-area {
  scroll-snap-align: start;
  scroll-snap-stop: always;
}

.hero-grid.scroll-snap-area {
  scroll-margin-top: calc(var(--header-height) + var(--home-spacing));
}

.section-block.scroll-snap-area,
.final-snap-area {
  scroll-margin-top: calc(var(--header-height) - var(--section-spacing));
}

.hero-grid {
  width: min(100% - 4rem, 100rem);
  display: grid;
  grid-template-columns: minmax(20rem, 1fr) minmax(30rem, 64.875rem);
  align-items: center;
  gap: clamp(2rem, 4vw, 3.5rem);
}

.hero-copy {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  max-width: 42rem;
}

.hero-copy .button-row {
  margin-top: auto;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.eyebrow {
  margin: 0 0 0.7rem;
}

h1,
h2,
h3 {
  margin-top: 0;
  line-height: 1.2;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 19ch;
  margin-bottom: 1rem;
  font-size: clamp(2.1rem, 4vw, 3.25rem);
}

h2 {
  margin-bottom: 0.75rem;
  font-size: clamp(1.45rem, 3vw, 2rem);
}

h3 {
  margin-bottom: 0.45rem;
  font-size: 1.08rem;
}

p,
ul,
ol {
  margin-top: 0;
}

.lede {
  max-width: 48rem;
  color: var(--muted);
  font-size: clamp(1.06rem, 2.3vw, 1.24rem);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.4rem;
}

.store-badge {
  display: inline-flex;
  line-height: 0;
  transition: filter 160ms ease;
}

.store-badge img {
  width: 13rem;
  height: auto;
}

.store-badge:hover {
  filter: brightness(1.12);
}

.store-badge:focus-visible {
  outline: 0.18rem solid var(--focus);
  outline-offset: 0.2rem;
  border-radius: var(--corner-radius);
}

.action,
.secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.8rem;
  padding: 0.7rem 1rem;
  border-radius: var(--corner-radius);
  font-weight: 800;
  text-decoration: none;
}

.action {
  color: var(--accent-ink);
  background: var(--accent);
}

.action:hover {
  color: var(--accent-ink);
  background: var(--accent-strong);
}

.secondary-action {
  color: var(--text);
  background: rgb(255 255 255 / 2%);
  border: 1px solid var(--border-strong);
}

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

.section-heading {
  max-width: 46rem;
  margin-bottom: 1.6rem;
}

.section-heading p {
  color: var(--muted);
}

.feature-grid,
.requirements-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.card,
.requirement-card {
  padding: clamp(1.1rem, 2.4vw, 1.5rem);
  background: rgb(16 25 37 / 92%);
  border: 1px solid var(--border);
  border-radius: var(--corner-radius);
}

.card p:last-child,
.requirement-card p:last-child {
  margin-bottom: 0;
}

.screenshot-frame {
  overflow: hidden;
  margin: 0;
  background: var(--surface-soft);
  border: 1px solid var(--border-strong);
  border-radius: var(--corner-radius);
  box-shadow: 0 1.25rem 4rem rgb(0 0 0 / 28%);
}

.screenshot-frame img {
  width: 100%;
  aspect-ratio: 1038 / 734;
  object-fit: cover;
}

.screenshot-frame figcaption {
  padding: 0.75rem 0.9rem;
  color: var(--muted);
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 0.9rem;
}

.hero-screenshot {
  width: 100%;
  max-width: 64.875rem;
  justify-self: end;
  border-radius: var(--corner-radius);
}

.inspection-carousel {
  position: relative;
  width: 100%;
  margin-inline: auto;
}

.carousel-viewport {
  overflow: hidden;
  padding-block: 0.5rem 1.25rem;
}

.carousel-track {
  position: relative;
  width: 100%;
  height: clamp(16rem, calc(42.5vw + 4rem), 43rem);
}

.carousel-slide {
  position: absolute;
  top: 0;
  left: 20%;
  width: 60%;
  overflow: hidden;
  margin: 0;
  background: var(--surface-soft);
  border: 1px solid var(--border-strong);
  border-radius: var(--corner-radius);
  box-shadow: 0 1rem 3rem rgb(0 0 0 / 24%);
  transform-origin: left center;
  animation-name: carousel-cycle;
  animation-duration: 12s;
  animation-iteration-count: infinite;
  animation-timing-function: ease-in-out;
  will-change: left, opacity, transform;
}

.carousel-slide:nth-child(1) {
  animation-delay: 0s;
}

.carousel-slide:nth-child(2) {
  animation-delay: -9s;
}

.carousel-slide:nth-child(3) {
  animation-delay: -6s;
}

.carousel-slide:nth-child(4) {
  animation-delay: -3s;
}

.carousel-slide img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

.carousel-slide figcaption {
  padding: 0.75rem 0.9rem;
  color: var(--muted);
  background: var(--surface);
  border-top: 1px solid var(--border);
  font-size: 0.84rem;
}

.carousel-image-link {
  position: relative;
  display: block;
  color: inherit;
  line-height: 0;
}

.carousel-image-link::after {
  content: "View full size";
  position: absolute;
  right: 0.65rem;
  bottom: 0.65rem;
  padding: 0.35rem 0.55rem;
  color: var(--text);
  background: rgb(7 11 18 / 88%);
  border: 1px solid var(--border-strong);
  border-radius: var(--corner-radius);
  font-size: 0.72rem;
  font-weight: 800;
  backdrop-filter: blur(0.5rem);
  opacity: 0;
  transform: translateY(0.25rem);
  transition: opacity 160ms ease, transform 160ms ease;
}

.carousel-image-link:hover::after,
.carousel-image-link:focus-visible::after {
  opacity: 1;
  transform: translateY(0);
}

.carousel-image-link:focus-visible {
  outline: 0.18rem solid var(--focus);
  outline-offset: -0.35rem;
}

.inspection-carousel:hover .carousel-slide,
.inspection-carousel:focus-within .carousel-slide,
.inspection-carousel:hover .carousel-indicators button::before,
.inspection-carousel:focus-within .carousel-indicators button::before {
  animation-play-state: paused;
}

@keyframes carousel-cycle {
  0%,
  20% {
    left: 20%;
    z-index: 2;
    opacity: 1;
    transform: scale(1);
  }

  25%,
  45% {
    left: 0;
    z-index: 1;
    opacity: 0.72;
    transform: scale(0.5);
  }

  50%,
  70% {
    left: 0;
    opacity: 0;
    transform: scale(0.5);
  }

  75%,
  95% {
    left: 70%;
    z-index: 1;
    opacity: 0.72;
    transform: scale(0.5);
  }

  100% {
    left: 20%;
    z-index: 2;
    opacity: 1;
    transform: scale(1);
  }
}

.carousel-indicators {
  display: flex;
  justify-content: center;
  gap: 0.1rem;
  min-height: 1.5rem;
  margin-top: 0.35rem;
}

.carousel-indicators button {
  display: grid;
  width: 1.5rem;
  height: 1.5rem;
  padding: 0;
  place-items: center;
  background: transparent;
  border: 0;
  cursor: pointer;
}

.carousel-indicators button::before {
  content: "";
  width: 0.55rem;
  height: 0.55rem;
  background: var(--border-strong);
  border-radius: var(--corner-radius);
  animation: indicator-cycle 12s ease-in-out infinite;
}

.carousel-indicators button:focus-visible {
  outline: 0.18rem solid var(--focus);
  outline-offset: 0;
}

.carousel-indicators button:nth-child(1)::before { animation-delay: 0s; }
.carousel-indicators button:nth-child(2)::before { animation-delay: -9s; }
.carousel-indicators button:nth-child(3)::before { animation-delay: -6s; }
.carousel-indicators button:nth-child(4)::before { animation-delay: -3s; }

.inspection-carousel.is-manually-selected .carousel-slide {
  left: 0;
  z-index: 1;
  opacity: 0;
  transform: scale(0.5);
  animation: none;
}

.inspection-carousel.is-manually-selected .carousel-slide.is-previous {
  left: 0;
  opacity: 0.72;
}

.inspection-carousel.is-manually-selected .carousel-slide.is-selected {
  left: 20%;
  z-index: 2;
  opacity: 1;
  transform: scale(1);
}

.inspection-carousel.is-manually-selected .carousel-slide.is-next {
  left: 70%;
  opacity: 0.72;
}

.inspection-carousel.is-manually-selected .carousel-indicators button::before {
  width: 0.55rem;
  background: var(--border-strong);
  animation: none;
}

.inspection-carousel.is-manually-selected .carousel-indicators button[aria-current="true"]::before {
  width: 1.35rem;
  background: var(--accent);
}

@keyframes indicator-cycle {
  0%,
  20% {
    width: 1.35rem;
    background: var(--accent);
  }

  25%,
  100% {
    width: 0.55rem;
    background: var(--border-strong);
  }
}

.image-lightbox {
  width: fit-content;
  max-width: min(92vw, calc(100vw - 7rem));
  max-height: 92vh;
  overflow: visible;
  padding: 0;
  color: var(--text);
  background: transparent;
  border: 0;
}

.image-lightbox::backdrop {
  background: rgb(2 5 10 / 84%);
  backdrop-filter: blur(0.35rem);
}

.image-lightbox form {
  position: absolute;
  right: -3.25rem;
  bottom: 0;
  z-index: 1;
}

.image-lightbox button {
  display: grid;
  width: 2.5rem;
  height: 2.5rem;
  padding: 0;
  place-items: center;
  color: var(--text);
  background: rgb(7 11 18 / 88%);
  border: 1px solid var(--border-strong);
  border-radius: var(--corner-radius);
  font: inherit;
  font-size: 1.65rem;
  line-height: 1;
  cursor: pointer;
}

.image-lightbox button:hover {
  color: var(--accent-strong);
  border-color: var(--accent);
}

.image-lightbox button:focus-visible {
  outline: 0.18rem solid var(--focus);
  outline-offset: 0.2rem;
}

.lightbox-navigation {
  position: absolute;
  top: calc(50% - 1.25rem);
  z-index: 1;
}

.lightbox-navigation span {
  transform: translateY(-0.08em);
}

.lightbox-previous {
  left: -3.25rem;
}

.lightbox-next {
  right: -3.25rem;
}

.image-lightbox figure {
  margin: 0;
}

.image-lightbox img {
  width: auto;
  max-width: min(92vw, calc(100vw - 7rem));
  max-height: 78vh;
  object-fit: contain;
}

.image-lightbox figcaption {
  padding-top: 0.75rem;
  color: var(--muted);
  text-align: center;
}

.format-table {
  max-width: 100%;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--accent-strong);
  font-size: 0.9rem;
}

tbody tr:hover {
  background: rgb(255 255 255 / 2%);
}

code {
  padding: 0.12em 0.32em;
  overflow-wrap: anywhere;
  color: #d9fff8;
  background: #071d19;
  border: 1px solid #19483f;
  border-radius: var(--corner-radius);
}

.callout {
  margin-top: 1.25rem;
  padding: 1rem;
  background: rgb(243 201 105 / 9%);
  border-left: 0.25rem solid var(--warning);
}

.alpha-callout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 2rem;
  padding: clamp(1.3rem, 4vw, 2.2rem);
  background: linear-gradient(130deg, rgb(110 231 210 / 12%), rgb(22 34 50 / 90%));
  border: 1px solid rgb(110 231 210 / 35%);
  border-radius: var(--corner-radius);
}

.alpha-callout p:last-child {
  margin-bottom: 0;
}

.site-footer {
  margin-top: clamp(2rem, 5vw, 4rem);
  padding-block: 1.1rem;
  color: var(--muted);
  background: #080d15;
  border-top: 1px solid rgb(255 255 255 / 9%);
  font-size: 0.9rem;
  scroll-snap-align: end;
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.footer-grid nav a {
  color: var(--muted);
  text-decoration: none;
}

.footer-grid nav a:hover {
  color: var(--text);
}

.footer-note {
  margin: 0;
  text-align: right;
}

@media (max-width: 56rem) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero-copy .button-row {
    margin-top: 1.4rem;
  }

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

  .global-nav {
    gap: 0.8rem;
  }

  .global-nav a {
    font-size: 0.86rem;
  }

}

@media (max-width: 40rem) {
  .shell,
  .wide-shell {
    width: min(100% - 1.25rem, 72rem);
  }

  .global-nav {
    width: auto;
    margin-left: auto;
  }

  .global-nav a {
    white-space: nowrap;
  }

  .home-main {
    padding-top: 2.5rem;
  }

  .feature-grid,
  .requirements-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
    gap: 0.35rem;
  }

  .footer-note {
    text-align: left;
  }

  .alpha-callout {
    grid-template-columns: minmax(0, 1fr);
    gap: 0.5rem;
  }

  th,
  td {
    padding: 0.55rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
    scroll-snap-type: none;
  }

  .carousel-slide {
    animation: none;
    left: 70%;
    opacity: 0;
    transform: scale(0.5);
  }

  .carousel-slide:nth-child(1) {
    left: 20%;
    z-index: 2;
    opacity: 1;
    transform: scale(1);
  }

  .carousel-indicators button::before {
    animation: none;
  }

  .carousel-indicators button:first-child::before {
    width: 1.35rem;
    background: var(--accent);
  }

  .site-header {
    transition: none;
  }
}