/* ADA_PT marketing site. Tokens follow docs/13 and docs/15: dark ground, cyan for ADA (the system),
   magenta for PT (the trainer), 45-degree bevels instead of radii, Orbitron titles, Chakra Petch body,
   Share Tech Mono for labels and numbers. Single dark theme by design. */
:root {
  color-scheme: dark;
  --ground: #07060c;
  --surface: #0f0b18;
  --raised: #171225;
  --line: #2a2140;
  --violet: #8b5cf6;
  --violet-soft: #b48cff;
  --magenta: #d946ef;
  --cyan: #22f3ff;
  --text: #ece7f7;
  --text-soft: #d7d1e8;
  --muted: #9a91b8;
  --dim: #837aa8;
  --display: 'Orbitron', 'Chakra Petch', system-ui, sans-serif;
  --body: 'Chakra Petch', system-ui, -apple-system, sans-serif;
  --mono: 'Share Tech Mono', ui-monospace, 'SF Mono', monospace;
  --cut-m: 10px;
  --cut-l: 16px;
  --gutter: max(20px, env(safe-area-inset-left, 0px));
  --gutter-r: max(20px, env(safe-area-inset-right, 0px));
}

* {
  box-sizing: border-box;
}
html {
  background: var(--ground);
}
body {
  margin: 0;
  background: var(--ground);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img {
  max-width: 100%;
  display: block;
}
a {
  color: var(--cyan);
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
}

/* Cuts: square corners everywhere; where the browser supports corner-shape, a 45-degree bevel on
   the top-left and bottom-right corners (the slash axis of the wordmark). */
.cut-m,
.cut-l {
  border-radius: 0;
}
@supports (corner-shape: bevel) {
  .cut-m {
    border-radius: var(--cut-m) 0 var(--cut-m) 0;
    corner-shape: bevel;
  }
  .cut-l {
    border-radius: var(--cut-l) 0 var(--cut-l) 0;
    corner-shape: bevel;
  }
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter-r);
}
.haze {
  background:
    radial-gradient(90% 60% at 50% -10%, rgba(139, 92, 246, 0.26), transparent 60%),
    radial-gradient(70% 40% at 50% 105%, rgba(34, 243, 255, 0.08), transparent 60%);
}
.label {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
}

/* header */
.site-header {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 10;
  background: rgba(7, 6, 12, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #1c1730;
}
body::before {
  content: '';
  position: fixed;
  inset: 0 0 auto;
  height: env(safe-area-inset-top, 0px);
  z-index: 11;
  background: var(--ground);
}
.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-block: 14px;
}
.site-header .logo img {
  height: 30px;
  width: auto;
}
.site-header nav {
  display: flex;
  gap: 22px;
}
.site-header nav a {
  white-space: nowrap;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
  text-decoration: none;
}
.site-header nav a:hover,
.site-header nav a[aria-current='page'] {
  color: var(--cyan);
}

/* hero */
.hero .wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: 48px;
  align-items: center;
  padding-block: 72px 56px;
}
h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  text-wrap: balance;
  margin: 0;
}
h1 {
  font-size: clamp(34px, 5.2vw, 58px);
  line-height: 1.05;
  text-shadow: 0 0 22px rgba(139, 92, 246, 0.55);
}
.adapt {
  display: block;
  margin-top: 0.3em;
  color: var(--text);
}
.adapt .pt {
  color: var(--magenta);
  text-shadow: 0 0 22px rgba(217, 70, 239, 0.5);
}
.cursor {
  color: var(--cyan);
  animation: blink 1s steps(1) infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}
.lede {
  font-size: 19px;
  color: var(--text-soft);
  max-width: 34em;
  margin: 22px 0 30px;
}
.cta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px 22px;
}
.store-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 22px;
  background: var(--cyan);
  color: var(--ground);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  box-shadow:
    6px 6px 0 #0b3f44,
    0 0 20px rgba(34, 243, 255, 0.4);
}
.store-button[aria-disabled='true'] {
  cursor: default;
}
.store-button .apple {
  font-family: -apple-system, system-ui, sans-serif;
  font-size: 20px;
  line-height: 1;
}
.cta-note {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--dim);
  text-transform: uppercase;
}
.phone {
  width: 100%;
  max-width: 300px;
  margin: 0 auto;
  aspect-ratio: 402 / 874;
  border-radius: 36px;
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow:
    0 0 0 6px #120c1e,
    0 30px 80px rgba(0, 0, 0, 0.6),
    0 0 60px rgba(139, 92, 246, 0.18);
}
.phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.hero .phone {
  max-width: 320px;
}

/* sections */
section {
  padding-block: 64px;
}
.section-head {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 36px;
}
h2 {
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.15;
}
.steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  list-style: none;
  padding: 0;
  margin: 0;
}
.step {
  padding: 24px 22px 26px;
  background: var(--surface);
  border: 1px solid var(--line);
}
.step .num {
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--violet-soft);
}
.step h3 {
  font-size: 18px;
  margin: 10px 0 8px;
}
.step p {
  margin: 0;
  color: var(--muted);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}
.gallery figure {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.gallery figcaption {
  font-size: 14px;
  color: var(--muted);
  text-align: center;
}
.gallery figcaption b {
  display: block;
  font-family: var(--mono);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--cyan);
}
.gallery-note {
  margin: 22px 0 0;
  font-size: 13px;
  color: var(--dim);
  text-align: center;
}

.features {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.feature {
  padding: 22px 22px 24px;
  border: 1px solid var(--line);
  background: var(--surface);
}
.feature h3 {
  font-size: 16px;
  margin-bottom: 8px;
}
.feature p {
  margin: 0;
  color: var(--muted);
}
.feature.injury {
  border-color: rgba(255, 179, 71, 0.45);
}
.feature.injury h3 {
  color: #ffb347;
}

.notice {
  margin: 28px 0 0;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-left: 3px solid var(--violet);
  background: var(--surface);
  color: var(--muted);
  font-size: 15px;
}

/* footer */
.site-footer {
  border-top: 1px solid #1c1730;
  padding-block: 28px calc(28px + env(safe-area-inset-bottom, 0px));
}
.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  align-items: center;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.1em;
  color: var(--dim);
}
.site-footer a {
  color: var(--muted);
}

/* privacy page */
.doc {
  max-width: 44em;
  padding-block: 56px 72px;
}
.doc h1 {
  font-size: clamp(28px, 4vw, 40px);
  text-shadow: none;
}
.doc h2 {
  font-size: 19px;
  margin: 40px 0 10px;
  color: var(--text);
}
.doc p,
.doc li {
  color: var(--text-soft);
}
.doc ul {
  padding-left: 1.2em;
}
.doc li {
  margin: 6px 0;
}
.doc .meta {
  margin-top: 12px;
}
.doc table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}
.doc th,
.doc td {
  text-align: left;
  vertical-align: top;
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
}
.doc th {
  font-family: var(--mono);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--muted);
}
.table-scroll {
  overflow-x: auto;
}

@media (max-width: 900px) {
  .hero .wrap {
    grid-template-columns: 1fr;
    padding-block: 48px 32px;
  }
  .gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .steps {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 560px) {
  .features {
    grid-template-columns: 1fr;
  }
  .site-header nav {
    gap: 14px;
  }
  .site-header nav a {
    font-size: 12px;
    letter-spacing: 0.1em;
  }
  .site-header .logo img {
    height: 24px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .cursor {
    animation: none;
  }
}