:root {
  --bg-0: #06080d;
  --bg-1: #0b1018;
  --bg-2: #111827;
  --line-1: #1f2a3a;
  --text-1: #e6edf6;
  --text-2: #b5c4d8;
  --accent-green-bright: #5dffb7;
  --accent-cyan: #00d1ff;
  --accent-green: #32d39a;
  --accent-green-deep: #1aa86d;
  --accent-blue: #3b82f6;
  --state-risk: #ef4444;
  --s-1: 0.25rem;
  --s-2: 0.5rem;
  --s-3: 0.75rem;
  --s-4: 1rem;
  --s-5: 1.5rem;
  --s-6: 2rem;
  --s-7: 3rem;
  --s-8: 4rem;
  --radius-card: 0.75rem;
  --radius-button: 0.625rem;
  --container: 75rem;
}

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

html,
body {
  margin: 0;
  padding: 0;
}

html {
  background-color: var(--bg-0);
}

body {
  min-height: 100vh;
  color: var(--text-1);
  font-family: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  font-size: 1rem;
  line-height: 1.55;
  background-color: var(--bg-0);
  background:
    radial-gradient(circle at 85% 5%, rgba(50, 211, 154, 0.16), rgba(50, 211, 154, 0) 40%),
    radial-gradient(circle at 10% 35%, rgba(0, 209, 255, 0.11), rgba(0, 209, 255, 0) 45%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1));
  overflow-x: hidden;
}

a {
  color: inherit;
}

.skip-link {
  position: absolute;
  left: 0;
  top: -3rem;
  background: var(--accent-green-bright);
  color: #02101a;
  padding: var(--s-3) var(--s-4);
  z-index: 1000;
  text-decoration: none;
}

.skip-link:focus {
  top: 0;
}

.container {
  width: min(100%, var(--container));
  margin: 0 auto;
  padding: 0 var(--s-4);
}

.section {
  padding: 2.75rem 0;
}

.legal-main .section {
  padding-top: 2.25rem;
  padding-bottom: 3rem;
}

.legal-page-card {
  max-width: 56rem;
}

.legal-page-card h1 {
  margin-bottom: var(--s-3);
}

.legal-page-card h2 {
  margin: var(--s-6) 0 var(--s-3);
  font-size: clamp(1.15rem, 2.5vw, 1.45rem);
}

.legal-page-card h3 {
  margin: var(--s-5) 0 var(--s-3);
  font-size: clamp(1rem, 2vw, 1.15rem);
}

.legal-page-card .lead {
  margin-bottom: var(--s-5);
}

.legal-page-card a {
  color: #c8ffe4;
  text-underline-offset: 0.12em;
}

.legal-page-card ul {
  margin: 0 0 var(--s-4);
  padding-left: 1.25rem;
  color: var(--text-2);
}

.legal-page-card li + li {
  margin-top: 0.375rem;
}

.legal-page-card p:last-child,
.legal-page-card ul:last-child {
  margin-bottom: 0;
}

.download-main .section:first-of-type {
  padding-top: 2.25rem;
}

.quickstart-main .section:first-of-type {
  padding-top: 2.25rem;
}

.quickstart-main .section {
  padding: 2rem 0;
}

.download-hero-card h1 {
  margin-bottom: var(--s-4);
}

.quickstart-hero-card h1 {
  margin-bottom: var(--s-4);
  font-size: clamp(1.85rem, 6.5vw, 4rem);
  line-height: 1.08;
  max-width: 18ch;
}

.download-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-3);
  margin: var(--s-5) 0 var(--s-3);
}

.quickstart-hero-actions {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-3);
  margin-top: var(--s-5);
}

.quickstart-hero-actions .button {
  min-height: 2.5rem;
  padding: 0.52rem 0.9rem;
}

.quickstart-hero-card .lead {
  font-size: clamp(1rem, 2.2vw, 1.3rem);
  line-height: 1.45;
}

.quickstart-hero-card .microcopy {
  font-size: clamp(0.94rem, 1.55vw, 1rem);
}

.quickstart-hero-actions + .microcopy {
  margin-top: var(--s-4);
}

.license-required-note {
  width: 100%;
  max-width: none;
  margin-top: calc(var(--s-4) + 0.25rem);
  padding: 0.56rem 0.74rem;
  border-left: 3px solid rgba(93, 255, 183, 0.72);
  border-radius: 0.5rem;
  background: linear-gradient(105deg, rgba(50, 211, 154, 0.14), rgba(0, 209, 255, 0.06));
  color: #d6ffe9;
}

.license-required-note a {
  color: #c8ffe4;
  font-weight: 700;
  text-underline-offset: 0.14em;
}

.release-channel-note {
  color: rgba(181, 196, 216, 0.74);
  font-size: clamp(0.88rem, 1.35vw, 0.94rem);
}

.quickstart-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}

.manual-stack {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}

.manual-step {
  padding: clamp(1.15rem, 1vw + 0.85rem, 1.55rem);
}

.manual-step h2 {
  margin-bottom: var(--s-4);
}

.manual-step-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-4);
}

.manual-figure {
  margin: 0;
  border: 1px solid rgba(60, 89, 128, 0.5);
  border-radius: var(--radius-lg);
  background: rgba(10, 18, 34, 0.72);
  overflow: hidden;
}

.manual-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.manual-figure figcaption {
  margin: 0;
  padding: 0.7rem 0.85rem 0.8rem;
  color: var(--text-2);
  border-top: 1px solid rgba(60, 89, 128, 0.42);
  font-size: 0.91rem;
}

.quickstart-steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: quickstart-step;
  color: var(--text-2);
  display: grid;
  gap: var(--s-3);
}

.quickstart-steps li {
  counter-increment: quickstart-step;
  position: relative;
  padding: 0.8rem 0.95rem 0.82rem 3rem;
  border: 1px solid rgba(72, 101, 143, 0.55);
  border-radius: 0.72rem;
  background:
    linear-gradient(128deg, rgba(11, 16, 24, 0.9), rgba(10, 24, 40, 0.64)),
    radial-gradient(circle at 7% 28%, rgba(50, 211, 154, 0.12), rgba(50, 211, 154, 0) 52%);
}

.quickstart-steps li::before {
  content: counter(quickstart-step);
  position: absolute;
  left: 0.9rem;
  top: 0.84rem;
  width: 1.45rem;
  height: 1.45rem;
  border-radius: 999px;
  background: linear-gradient(140deg, var(--accent-green-bright), var(--accent-green));
  box-shadow: 0 0 0 1px rgba(5, 12, 22, 0.6), 0 5px 14px rgba(50, 211, 154, 0.25);
  color: #022116;
  font-family: "Sora", "Avenir Next", sans-serif;
  font-size: 0.79rem;
  font-weight: 700;
  line-height: 1;
  display: grid;
  place-items: center;
}

.quickstart-step-title {
  display: block;
  color: var(--text-1);
  font-family: "Sora", "Avenir Next", sans-serif;
  font-size: clamp(1rem, 1.8vw, 1.08rem);
  font-weight: 700;
  letter-spacing: 0.01em;
  line-height: 1.28;
}

.quickstart-steps p {
  margin: 0.4rem 0 0;
  max-width: 50ch;
  color: rgba(197, 214, 234, 0.92);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  background: rgba(6, 8, 13, 0.8);
  border-bottom: 1px solid rgba(31, 42, 58, 0.7);
}

.header-row {
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-4);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  text-decoration: none;
}

.brand-mark {
  width: 0.875rem;
  height: 0.875rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-green-bright), var(--accent-green-deep));
  box-shadow: 0 0 18px rgba(50, 211, 154, 0.55);
}

.brand-name {
  font-family: "Sora", "Avenir Next", sans-serif;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

h1,
h2,
h3 {
  margin: 0 0 var(--s-4);
  font-family: "Sora", "Avenir Next", sans-serif;
  line-height: 1.15;
  text-wrap: balance;
}

h1 {
  font-size: clamp(2rem, 8vw, 4rem);
  line-height: 1.05;
}

h2 {
  font-size: clamp(1.45rem, 4.5vw, 2rem);
}

h3 {
  font-size: clamp(1.05rem, 2.5vw, 1.25rem);
}

p {
  margin: 0 0 var(--s-4);
  max-width: 65ch;
  color: var(--text-2);
}

.lead {
  font-size: clamp(1rem, 2.8vw, 1.15rem);
}

.hero-copy .lead {
  max-width: 38ch;
}

.microcopy {
  font-size: 0.9375rem;
  line-height: 1.5;
}

.hero-copy .microcopy {
  max-width: 62ch;
}

.hero-grid,
.two-col,
.waitlist-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-5);
}

.status-chip {
  display: inline-flex;
  align-items: center;
  min-height: 2rem;
  margin-bottom: var(--s-4);
  padding: 0.25rem 0.625rem;
  border-radius: 999px;
  border: 1px solid rgba(50, 211, 154, 0.45);
  background: rgba(50, 211, 154, 0.12);
  color: #c8ffe4;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3);
  margin: var(--s-5) 0;
}

.hero-facts {
  margin: 0 0 var(--s-4);
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.hero-facts li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: #c9d7e6;
  font-size: 0.92rem;
  line-height: 1.45;
}

.hero-facts li::before {
  content: "";
  width: 0.45rem;
  height: 0.45rem;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent-green-bright), var(--accent-green));
  box-shadow: 0 0 10px rgba(50, 211, 154, 0.32);
  flex: 0 0 auto;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  border: 0;
  padding: 0;
  white-space: nowrap;
  clip-path: inset(100%);
  clip: rect(0, 0, 0, 0);
  overflow: hidden;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.625rem 1rem;
  border-radius: var(--radius-button);
  border: 1px solid transparent;
  font-weight: 600;
  text-decoration: none;
  transition: transform 160ms ease-out, box-shadow 160ms ease-out, border-color 160ms ease-out;
}

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

.button:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(50, 211, 154, 0.32);
}

.button-primary {
  color: #02101a;
  background: linear-gradient(120deg, var(--accent-green-bright), var(--accent-green), var(--accent-green-deep));
  box-shadow: 0 0 16px rgba(50, 211, 154, 0.34);
}

.button-secondary {
  color: var(--text-1);
  border-color: rgba(80, 101, 128, 0.8);
  background: rgba(17, 24, 39, 0.8);
}

.button-secondary:hover {
  border-color: rgba(93, 255, 183, 0.65);
  box-shadow: 0 0 0 1px rgba(93, 255, 183, 0.25);
}

.header-cta {
  color: #d5dfeb;
  border-color: rgba(86, 106, 132, 0.58);
  background: rgba(17, 24, 39, 0.58);
}

.header-cta:hover {
  border-color: rgba(121, 141, 168, 0.72);
  box-shadow: none;
}

.video-card {
  width: 100%;
  display: block;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-card);
  border: 1px solid var(--line-1);
  background: #05080f;
}

.video-panel video {
  width: 100%;
  display: block;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-card);
  border: 1px solid var(--line-1);
  background: #05080f;
}

.video-shell {
  position: relative;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius-card);
  overflow: hidden;
}

.hero-video-shell {
  min-height: 0;
  aspect-ratio: auto;
  overflow: visible;
}

.hero-video-shell .video-card {
  width: 100%;
  height: auto;
  object-fit: contain;
  background: #04070d;
  border-radius: 0.4rem;
}

.video-fallback-note {
  position: absolute;
  left: 0.625rem;
  bottom: 0.625rem;
  transform: none;
  max-width: calc(100% - 1.25rem);
  padding: 0.4rem 0.55rem;
  border-radius: 0.5rem;
  border: 1px solid rgba(123, 149, 177, 0.34);
  background: rgba(8, 13, 20, 0.84);
  color: #c3d4e7;
  font-size: 0.72rem;
  font-weight: 500;
  text-align: left;
  letter-spacing: 0;
  line-height: 1.3;
  pointer-events: none;
}

video.is-fallback {
  filter: saturate(0.9) brightness(0.88);
  border-color: rgba(57, 75, 97, 0.9);
  border-style: solid;
}

.proof-grid,
.video-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--s-4);
  margin-top: var(--s-5);
}

.card,
.video-panel {
  border: 1px solid var(--line-1);
  border-radius: var(--radius-card);
  padding: var(--s-5);
  background:
    linear-gradient(180deg, rgba(50, 211, 154, 0.08), rgba(50, 211, 154, 0) 35%),
    rgba(17, 24, 39, 0.72);
}

.hero-proof-link-row {
  margin-top: 0;
  margin-bottom: var(--s-3);
}

.hero-proof-link {
  color: #c8ffe4;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.15em;
}

.hero-proof-link:hover {
  color: #e4fff4;
}

.waitlist-form .form-row {
  display: grid;
  gap: var(--s-2);
  margin-bottom: var(--s-4);
}

#waitlist-form {
  scroll-margin-top: 5.25rem;
}

.form-row-split {
  grid-template-columns: 1fr;
  gap: var(--s-3);
}

.form-field {
  display: grid;
  gap: var(--s-2);
}

label {
  font-size: 0.95rem;
  font-weight: 650;
  letter-spacing: 0.01em;
  color: var(--text-1);
}

input,
select {
  width: 100%;
  min-height: 2.75rem;
  padding: 0.625rem 0.75rem;
  border: 1px solid var(--line-1);
  border-radius: 0.625rem;
  color: var(--text-1);
  background: rgba(11, 16, 24, 0.9);
  font: inherit;
}

input:focus-visible,
select:focus-visible {
  outline: none;
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px rgba(50, 211, 154, 0.25);
}

.checkbox-fieldset {
  margin: 0 0 var(--s-4);
  border: 1px solid var(--line-1);
  border-radius: 0.625rem;
  padding: 0.75rem;
  background: rgba(11, 16, 24, 0.65);
}

.optional-details {
  margin: 0 0 var(--s-4);
  border: 1px solid var(--line-1);
  border-radius: 0.625rem;
  background: rgba(11, 16, 24, 0.65);
}

.optional-details > summary {
  list-style: none;
  cursor: pointer;
  padding: 0.7rem 0.85rem;
  color: var(--text-1);
  font-size: 0.93rem;
  font-weight: 620;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-2);
}

.optional-details > summary::after {
  content: "+";
  color: #cce3f5;
  font-size: 1.1rem;
  line-height: 1;
}

.optional-details[open] > summary::after {
  content: "-";
}

.optional-details > summary::-webkit-details-marker {
  display: none;
}

.optional-details-body {
  padding: 0 var(--s-3) var(--s-3);
}

.checkbox-fieldset legend {
  padding: 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 650;
  letter-spacing: 0.01em;
  color: var(--text-1);
}

.checkbox-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.625rem 0.875rem;
  margin-top: 0.25rem;
}

.checkbox-option {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--text-2);
  font-size: 0.96rem;
  line-height: 1.45;
  font-weight: 500;
}

.checkbox-option input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  min-height: 0;
  margin: 0;
  accent-color: var(--accent-green);
}

.form-help {
  margin: var(--s-2) 0 0;
  font-size: 0.875rem;
  color: #c6d3e3;
}

.required-fields {
  margin-top: var(--s-3);
  margin-bottom: 0;
}

.consent,
.form-status {
  margin-top: var(--s-3);
  font-size: 0.875rem;
}

.reassurance {
  margin-top: var(--s-3);
  margin-bottom: 0;
  color: #d2dfed;
  font-size: 0.9375rem;
  line-height: 1.45;
}

.form-status {
  color: #c8f5dc;
}

.compact-list {
  margin: 0;
  padding-left: 1rem;
  color: var(--text-2);
}

.compact-list li + li {
  margin-top: var(--s-2);
}

.preflight-list {
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 0.48rem;
}

.preflight-list li {
  margin: 0;
  display: flex;
  align-items: flex-start;
  gap: 0.55rem;
  color: #d2deeb;
  line-height: 1.5;
}

.preflight-tag {
  flex: 0 0 auto;
  margin-top: 0.12rem;
  padding: 0.14rem 0.46rem;
  border-radius: 999px;
  border: 1px solid rgba(84, 105, 128, 0.7);
  background: rgba(16, 27, 43, 0.88);
  color: #d5e5f8;
  font-family: "Sora", "Avenir Next", sans-serif;
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.035em;
  line-height: 1.1;
  text-transform: uppercase;
}

.preflight-tag.required {
  border-color: rgba(93, 255, 183, 0.48);
  background: rgba(50, 211, 154, 0.16);
  color: #c4ffe4;
}

.preflight-tag.optional {
  border-color: rgba(88, 122, 166, 0.62);
  background: rgba(28, 50, 80, 0.44);
  color: #c7d7ea;
}

.toc-hint {
  margin: -0.25rem 0 var(--s-3);
  color: rgba(181, 196, 216, 0.85);
  font-size: 0.89rem;
}

.toc-list {
  margin: 0;
  padding-left: 0;
  list-style: none;
  display: grid;
  gap: 0.56rem;
}

.toc-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.8rem;
  padding: 0.5rem 0.62rem;
  color: #cfdceb;
  background: linear-gradient(125deg, rgba(11, 17, 28, 0.88), rgba(13, 32, 53, 0.58));
  border: 1px solid rgba(70, 95, 128, 0.55);
  border-radius: 0.58rem;
  text-decoration: none;
  line-height: 1.42;
  font-weight: 560;
  overflow-wrap: anywhere;
  word-break: normal;
  transition: transform 150ms ease-out, border-color 150ms ease-out, box-shadow 150ms ease-out, color 150ms ease-out;
}

.toc-list a::after {
  content: "↗";
  flex: 0 0 auto;
  font-size: 0.92rem;
  color: rgba(93, 255, 183, 0.78);
  opacity: 0.92;
}

.toc-list a:hover,
.toc-list a:focus-visible {
  color: #e4eefb;
  border-color: rgba(93, 255, 183, 0.64);
  box-shadow: 0 0 0 1px rgba(93, 255, 183, 0.2);
  transform: translateY(-1px);
}

#step-1,
#step-2,
#step-3,
#step-4,
#step-5,
#scale-safely,
#first-trade-checklist,
#troubleshooting {
  scroll-margin-top: 5.35rem;
}

.next-up-line {
  margin-top: var(--s-5);
  margin-bottom: 0;
  line-height: 1.45;
}

.site-footer {
  border-top: 1px solid rgba(31, 42, 58, 0.8);
}

.footer-row {
  display: grid;
  gap: var(--s-4);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-4);
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  padding: 0.15rem 0.2rem;
  text-decoration: none;
  color: var(--text-1);
}

.footer-links a:hover {
  color: #c8ffe4;
}

.site-footer .microcopy {
  color: #c6d3e3;
  font-size: 0.97rem;
  line-height: 1.55;
}

.fade-up {
  opacity: 1;
  transform: none;
}

.has-js .fade-up {
  opacity: 0;
  transform: translateY(0.875rem);
  transition: opacity 420ms cubic-bezier(0.22, 1, 0.36, 1), transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.has-js .fade-up.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--s-5);
  }

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

  .quickstart-hero-actions {
    grid-template-columns: 1fr;
  }

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

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

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

@media (min-width: 768px) {
  .section {
    padding: 3.5rem 0;
  }

  .quickstart-hero-actions {
    grid-template-columns: repeat(2, minmax(0, max-content));
  }

  .quickstart-main .section {
    padding: 2.4rem 0;
  }

  .license-required-note {
    max-width: 62ch;
  }

  .hero-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    column-gap: 1rem;
  }

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

}

@media (min-width: 1024px) {
  .container {
    padding: 0 var(--s-6);
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
    align-items: center;
    gap: var(--s-6);
  }

  .hero-facts {
    grid-template-columns: 1fr;
  }

  .two-col,
  .waitlist-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-6);
  }

  .quickstart-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--s-6);
  }

  .manual-step-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 0.95fr);
    align-items: start;
    gap: var(--s-5);
  }

  .proof-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .video-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1280px) {
  .hero {
    padding-top: 4.5rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
    scroll-behavior: auto !important;
  }

  .has-js .fade-up {
    opacity: 1;
    transform: none;
  }
}