:root {
  --color-ink: #080f14;
  --color-night: #0c141b;
  --color-panel: #111827;
  --color-panel-soft: #17212c;
  --color-line: rgba(229, 231, 235, 0.16);
  --color-line-strong: rgba(229, 231, 235, 0.32);
  --color-text: #f8fafc;
  --color-muted: #a7b0c0;
  --color-soft: #d7dee9;
  --color-violet: #6c5cff;
  --color-blue: #4f7cff;
  --color-cyan: #22d3ee;
  --color-green: #10b981;
  --color-amber: #f59e0b;
  --shadow-soft: 0 24px 80px rgba(0, 0, 0, 0.32);
  --font-brand: "Satoshi", "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-body: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --max-width: 1180px;
  --header-height: 74px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--color-text);
  background: var(--color-ink);
  font-family: var(--font-body);
  line-height: 1.6;
  letter-spacing: 0;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    #080f14;
  background-size: 72px 72px;
}

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

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

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

:focus-visible {
  outline: 3px solid var(--color-cyan);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-140%);
  border-radius: 6px;
  padding: 10px 14px;
  color: var(--color-ink);
  background: var(--color-cyan);
  font-weight: 800;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--color-line);
  background: rgba(8, 15, 20, 0.86);
  backdrop-filter: blur(18px);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: var(--header-height);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  font-weight: 800;
}

.brand img {
  width: 144px;
  height: auto;
}

.brand span {
  color: var(--color-muted);
  font-size: 0.9rem;
  white-space: nowrap;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  border-radius: 6px;
  padding: 9px 12px;
  color: var(--color-soft);
  font-size: 0.92rem;
  font-weight: 700;
}

.nav-links a:hover {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.07);
}

.nav-links .nav-cta {
  margin-left: 6px;
  color: var(--color-ink);
  background: var(--color-cyan);
}

.nav-links .nav-cta:hover {
  color: var(--color-ink);
  background: #6ee7f5;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-line-strong);
  border-radius: 6px;
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.06);
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  margin: 4px auto;
  border-radius: 999px;
  background: currentColor;
}

.section-inner {
  width: min(var(--max-width), calc(100% - 48px));
  margin: 0 auto;
}

.section-band {
  padding: 96px 0;
}

.section-band-alt {
  background: linear-gradient(180deg, rgba(17, 24, 39, 0.72), rgba(8, 15, 20, 0.72));
}

.section-heading {
  display: grid;
  gap: 12px;
  max-width: 760px;
  margin-bottom: 40px;
}

.eyebrow {
  margin: 0;
  color: var(--color-cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-brand);
  line-height: 1.05;
  letter-spacing: 0;
}

h1 {
  max-width: 880px;
  margin-bottom: 22px;
  font-size: 5.4rem;
}

h2 {
  margin-bottom: 18px;
  font-size: 3.6rem;
}

h3 {
  margin-bottom: 10px;
  font-size: 1.08rem;
}

p {
  color: var(--color-muted);
}

.hero {
  position: relative;
  display: flex;
  align-items: center;
  min-height: min(680px, 80svh);
  overflow: hidden;
  isolation: isolate;
}

.hero-image {
  position: absolute;
  inset: 0;
  z-index: -3;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.72;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(8, 15, 20, 0.98) 0%, rgba(8, 15, 20, 0.86) 43%, rgba(8, 15, 20, 0.36) 100%),
    linear-gradient(180deg, rgba(8, 15, 20, 0.3) 0%, rgba(8, 15, 20, 0.88) 100%);
}

.hero-inner {
  padding: 56px 0 54px;
}

.hero-lede {
  max-width: 740px;
  margin-bottom: 16px;
  color: var(--color-text);
  font-size: 1.5rem;
}

.hero-copy {
  max-width: 690px;
  margin-bottom: 28px;
  font-size: 1.02rem;
}

.hero-actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}

.hero-note {
  margin: 18px 0 0;
  color: var(--color-soft);
  font-weight: 800;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  border: 1px solid transparent;
  border-radius: 6px;
  padding: 0 18px;
  font-weight: 900;
  line-height: 1.15;
  transition: transform 160ms ease, background-color 160ms ease, border-color 160ms ease;
}

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

.button-primary {
  color: var(--color-ink);
  background: linear-gradient(135deg, var(--color-cyan), var(--color-green));
}

.button-secondary {
  color: var(--color-text);
  border-color: var(--color-line-strong);
  background: rgba(255, 255, 255, 0.08);
}

.button-secondary:hover {
  border-color: var(--color-cyan);
}

.problem-grid,
.split-layout,
.waitlist-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(320px, 0.96fr);
  gap: 48px;
  align-items: center;
}

.problem-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.problem-list li {
  min-height: 48px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  padding: 12px 14px;
  color: var(--color-soft);
  background: rgba(255, 255, 255, 0.055);
  font-weight: 800;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-card,
.comparison-panel {
  border: 1px solid var(--color-line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.055);
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.06) inset;
}

.feature-card {
  display: grid;
  grid-template-rows: auto auto 1fr;
  min-height: 236px;
  padding: 22px;
}

.feature-card img {
  width: 40px;
  height: 40px;
  margin-bottom: 26px;
}

.feature-card p {
  margin-bottom: 0;
  font-size: 0.95rem;
}

.use-case-list {
  display: grid;
  gap: 10px;
  margin-top: 28px;
}

.use-case-list p {
  margin: 0;
  border-left: 3px solid var(--color-amber);
  padding: 10px 0 10px 16px;
  color: var(--color-soft);
  background: linear-gradient(90deg, rgba(245, 158, 11, 0.1), transparent);
}

.use-case-list strong {
  color: var(--color-text);
}

.media-frame {
  margin: 0;
}

.media-frame img {
  width: 100%;
  height: auto;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}

.media-frame figcaption {
  margin-top: 12px;
  color: var(--color-muted);
  font-size: 0.92rem;
}

.layer-visual {
  display: grid;
  grid-template-columns: minmax(160px, 1fr) minmax(280px, 1.15fr) minmax(160px, 1fr);
  gap: 18px;
  align-items: center;
}

.app-column {
  display: grid;
  gap: 14px;
}

.app-column span {
  min-height: 54px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  padding: 14px;
  color: var(--color-soft);
  background: rgba(255, 255, 255, 0.055);
  font-weight: 800;
}

.layer-core {
  display: grid;
  justify-items: center;
  gap: 14px;
  min-height: 320px;
  border: 1px solid rgba(34, 211, 238, 0.42);
  border-radius: 8px;
  padding: 34px;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.14), rgba(16, 185, 129, 0.08)),
    rgba(255, 255, 255, 0.06);
  box-shadow: var(--shadow-soft);
}

.layer-core img {
  width: 82px;
  height: 82px;
}

.layer-core strong {
  font-family: var(--font-brand);
  font-size: 2.4rem;
}

.layer-core p {
  margin: 0;
  color: var(--color-soft);
  font-weight: 800;
}

.split-layout-reverse {
  grid-template-columns: minmax(320px, 0.96fr) minmax(0, 1.04fr);
}

.api-shell {
  margin-top: 28px;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  overflow: hidden;
  background: rgba(4, 9, 13, 0.94);
}

.api-tabs {
  display: flex;
  gap: 8px;
  padding: 10px;
  border-bottom: 1px solid var(--color-line);
}

.api-tab {
  min-height: 36px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  padding: 0 12px;
  color: var(--color-soft);
  background: transparent;
  font-weight: 800;
}

.api-tab.is-active {
  color: var(--color-ink);
  border-color: var(--color-cyan);
  background: var(--color-cyan);
}

.code-block {
  min-height: 272px;
  margin: 0;
  overflow: auto;
  padding: 20px;
  color: #d9f99d;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9rem;
  line-height: 1.65;
  white-space: pre-wrap;
}

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

.comparison-panel {
  padding: 26px;
}

.comparison-panel h3 {
  font-size: 1.5rem;
}

.comparison-panel ul {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.comparison-panel li {
  position: relative;
  padding-left: 26px;
  color: var(--color-soft);
}

.comparison-panel li::before {
  position: absolute;
  top: 0.62em;
  left: 0;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  content: "";
  background: var(--color-amber);
}

.comparison-panel-positive li::before {
  background: var(--color-green);
}

.vision-inner {
  max-width: 870px;
  text-align: center;
}

.vision-inner p {
  font-size: 1.1rem;
}

.waitlist-grid {
  align-items: stretch;
}

.waitlist-form {
  display: grid;
  gap: 12px;
  border: 1px solid rgba(34, 211, 238, 0.32);
  border-radius: 8px;
  padding: 24px;
  background: rgba(255, 255, 255, 0.07);
  box-shadow: var(--shadow-soft);
}

.waitlist-form label {
  font-weight: 900;
}

.form-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
}

.waitlist-form input {
  min-height: 46px;
  width: 100%;
  border: 1px solid var(--color-line-strong);
  border-radius: 6px;
  padding: 0 14px;
  color: var(--color-text);
  background: rgba(8, 15, 20, 0.78);
}

.waitlist-form input::placeholder {
  color: #718096;
}

.waitlist-form input[aria-invalid="true"] {
  border-color: var(--color-amber);
}

.form-help,
.form-status {
  margin: 0;
  font-size: 0.92rem;
}

.form-status {
  min-height: 1.5em;
  color: var(--color-cyan);
  font-weight: 800;
}

.form-status.is-error {
  color: var(--color-amber);
}

.final-cta {
  padding: 92px 0;
  text-align: center;
  background:
    linear-gradient(135deg, rgba(34, 211, 238, 0.2), rgba(16, 185, 129, 0.14)),
    var(--color-night);
}

.final-inner {
  display: grid;
  justify-items: center;
  gap: 18px;
  max-width: 760px;
}

.final-inner h2,
.final-inner p {
  margin: 0;
}

.footer {
  border-top: 1px solid var(--color-line);
  padding: 34px 0;
  background: #050a0e;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(180px, 1.2fr) auto minmax(220px, 0.8fr);
  gap: 24px;
  align-items: start;
}

.footer img {
  width: 132px;
  height: auto;
  margin-bottom: 12px;
}

.footer p {
  margin: 0;
  font-size: 0.92rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links a {
  color: var(--color-soft);
  font-weight: 800;
}

.footer-links a:hover {
  color: var(--color-cyan);
}

.footer-meta {
  display: grid;
  gap: 5px;
  justify-items: end;
  text-align: right;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 560ms ease, transform 560ms ease;
}

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

@media (max-width: 980px) {
  .nav-toggle {
    display: inline-block;
  }

  .nav-links {
    position: absolute;
    top: calc(var(--header-height) - 1px);
    right: 24px;
    left: 24px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    border: 1px solid var(--color-line-strong);
    border-radius: 8px;
    padding: 10px;
    background: rgba(8, 15, 20, 0.98);
    box-shadow: var(--shadow-soft);
  }

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

  .nav-links a,
  .nav-links .nav-cta {
    margin: 0;
  }

  .hero {
    min-height: min(710px, 86svh);
  }

  h1 {
    font-size: 4.7rem;
  }

  h2 {
    font-size: 3rem;
  }

  .problem-grid,
  .split-layout,
  .split-layout-reverse,
  .waitlist-grid {
    grid-template-columns: 1fr;
  }

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

  .layer-visual,
  .comparison,
  .footer-inner {
    grid-template-columns: 1fr;
  }

  .footer-meta {
    justify-items: start;
    text-align: left;
  }
}

@media (max-width: 640px) {
  :root {
    --header-height: 66px;
  }

  .section-inner {
    width: min(100% - 32px, var(--max-width));
  }

  .nav {
    padding: 0 16px;
  }

  .brand img {
    width: 118px;
  }

  .brand span {
    display: none;
  }

  .section-band {
    padding: 72px 0;
  }

  .hero {
    min-height: auto;
  }

  .hero-inner {
    padding: 64px 0 60px;
  }

  h1 {
    font-size: 3rem;
  }

  h2 {
    font-size: 2.15rem;
  }

  .hero-lede {
    font-size: 1.08rem;
  }

  .hero-actions,
  .form-row {
    align-items: stretch;
    flex-direction: column;
    grid-template-columns: 1fr;
  }

  .button {
    width: 100%;
  }

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

  .feature-card {
    min-height: 188px;
  }

  .layer-core {
    min-height: auto;
    padding: 26px 18px;
  }

  .api-tabs {
    flex-direction: column;
  }

  .final-cta {
    padding: 72px 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }

  .button:hover {
    transform: none;
  }
}