:root {
  --asphalt: #041018;
  --deep: #06202c;
  --teal: #1ec8c8;
  --teal-hot: #7ef0e8;
  --lime: #c8f26a;
  --ink: #eef7f6;
  --quiet: rgba(238, 247, 246, 0.68);
  --line: rgba(255, 255, 255, 0.12);
  --display: "Outfit", sans-serif;
  --body: "Sora", sans-serif;
  --pad: clamp(1.25rem, 4.5vw, 3.5rem);
  --max: 1080px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: var(--body);
  background: var(--asphalt);
  line-height: 1.55;
  overflow-x: hidden;
}

.noise {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 50;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a {
  color: var(--teal-hot);
  text-underline-offset: 0.15em;
}

a:hover {
  color: var(--lime);
}

code {
  font-size: 0.9em;
  padding: 0.1em 0.35em;
  border-radius: 0.35em;
  background: rgba(255, 255, 255, 0.08);
}

.topnav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem var(--pad);
  background: linear-gradient(180deg, rgba(4, 16, 24, 0.92), rgba(4, 16, 24, 0));
}

.brand-mark {
  font-family: var(--display);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--ink);
  text-decoration: none;
  letter-spacing: 0.02em;
}

.brand-mark span {
  letter-spacing: 0.16em;
  margin-right: 0.35rem;
  opacity: 0.65;
}

.topnav nav {
  display: flex;
  gap: 1.1rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.topnav nav a {
  color: var(--quiet);
  text-decoration: none;
  font-size: 0.9rem;
  font-weight: 500;
}

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

.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-items: end;
  padding: 5.5rem 0 0;
  isolation: isolate;
}

.hero-atmosphere {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background:
    radial-gradient(900px 480px at 72% 18%, rgba(30, 200, 200, 0.22), transparent 58%),
    radial-gradient(700px 420px at 18% 70%, rgba(200, 242, 106, 0.08), transparent 55%),
    linear-gradient(180deg, #041820 0%, #063040 38%, #0a1a14 72%, #061018 100%);
}

.sky {
  position: absolute;
  inset: 0 0 42%;
  background:
    radial-gradient(circle at 78% 28%, rgba(126, 240, 232, 0.35), transparent 28%),
    linear-gradient(180deg, #0a2434, transparent);
  animation: sky-pulse 8s ease-in-out infinite;
}

.horizon {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 38%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(126, 240, 232, 0.55), transparent);
  box-shadow: 0 0 40px rgba(30, 200, 200, 0.45);
}

.road {
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 140%;
  height: 42%;
  transform: translateX(-50%) perspective(520px) rotateX(58deg);
  transform-origin: center bottom;
  background:
    linear-gradient(180deg, #1a2a32 0%, #0c1418 55%, #060a0c 100%);
  border-top: 1px solid rgba(126, 240, 232, 0.2);
}

.lane {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 10px;
  transform: translateX(-50%);
  background: repeating-linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.85) 0 28px,
    transparent 28px 56px
  );
  animation: lane-rush 0.85s linear infinite;
  opacity: 0.75;
}

.glow {
  position: absolute;
  inset: auto 0 0;
  height: 28%;
  background: linear-gradient(180deg, transparent, rgba(4, 16, 24, 0.85));
}

.hero-copy {
  position: relative;
  z-index: 1;
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: 0 var(--pad) clamp(2.5rem, 8vw, 4.5rem);
}

.brand-lockup {
  margin: 0 0 0.65rem;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(2.6rem, 9vw, 5.2rem);
  letter-spacing: 0.04em;
  line-height: 0.95;
  color: var(--ink);
  text-shadow: 0 0 40px rgba(30, 200, 200, 0.25);
}

.hero h1 {
  margin: 0 0 0.85rem;
  max-width: 16ch;
  font-family: var(--display);
  font-weight: 700;
  font-size: clamp(1.35rem, 3.4vw, 2rem);
  line-height: 1.15;
  color: var(--teal-hot);
}

.lede {
  margin: 0 0 1.5rem;
  max-width: 38ch;
  color: var(--quiet);
  font-size: clamp(0.98rem, 2vw, 1.12rem);
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.7rem 1.25rem;
  border-radius: 999px;
  font-family: var(--display);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.2s ease, background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--teal);
  color: #042018;
  border: 1px solid transparent;
}

.btn-primary:hover {
  background: var(--teal-hot);
  color: #042018;
}

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid var(--line);
}

.btn-ghost:hover {
  border-color: rgba(126, 240, 232, 0.55);
  color: var(--teal-hot);
}

.strip,
.features,
.support,
.legal {
  width: min(100%, var(--max));
  margin: 0 auto;
  padding: clamp(3rem, 8vw, 5rem) var(--pad);
}

.section-head {
  margin-bottom: 1.75rem;
}

.section-head h2,
.support h2,
.legal h1 {
  margin: 0 0 0.45rem;
  font-family: var(--display);
  font-weight: 800;
  font-size: clamp(1.6rem, 3.5vw, 2.2rem);
  letter-spacing: -0.02em;
}

.section-head p,
.muted {
  margin: 0;
  color: var(--quiet);
}

.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 800px) {
  .steps {
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
  }
}

.steps li {
  padding-top: 0.35rem;
  border-top: 1px solid var(--line);
}

.step-num {
  display: block;
  margin-bottom: 0.55rem;
  font-family: var(--display);
  font-weight: 800;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--teal);
}

.steps strong {
  display: block;
  margin-bottom: 0.35rem;
  font-family: var(--display);
  font-size: 1.15rem;
}

.steps p {
  margin: 0;
  color: var(--quiet);
  font-size: 0.95rem;
}

.feature-rows {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 760px) {
  .feature-rows {
    grid-template-columns: 1fr 1fr;
    gap: 2rem 2.5rem;
  }
}

.feature-rows article {
  padding-top: 1rem;
  border-top: 1px solid var(--line);
}

.feature-rows h3 {
  margin: 0 0 0.4rem;
  font-family: var(--display);
  font-size: 1.2rem;
}

.feature-rows p {
  margin: 0;
  color: var(--quiet);
}

.support {
  border-top: 1px solid var(--line);
}

.support p {
  margin: 0.35rem 0 0;
}

.support-list {
  margin: 1rem 0 0;
  padding-left: 1.2rem;
  line-height: 1.7;
}

.support-list li {
  margin: 0.35rem 0;
}

.legal {
  padding-top: 6.5rem;
}

.legal .eyebrow {
  margin: 0 0 0.5rem;
  font-family: var(--display);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 0.75rem;
  color: var(--teal);
}

.legal h2 {
  margin: 2rem 0 0.6rem;
  font-family: var(--display);
  font-size: 1.2rem;
}

.legal p,
.legal li {
  color: var(--quiet);
}

.legal ul {
  padding-left: 1.15rem;
}

.site-footer {
  padding: 1.5rem var(--pad) 2.5rem;
  border-top: 1px solid var(--line);
  text-align: center;
  color: var(--quiet);
  font-size: 0.88rem;
}

.site-footer p {
  margin: 0.25rem 0;
}

@keyframes lane-rush {
  from {
    background-position: 0 0;
  }
  to {
    background-position: 0 56px;
  }
}

@keyframes sky-pulse {
  0%,
  100% {
    opacity: 0.85;
  }
  50% {
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .lane,
  .sky,
  .btn {
    animation: none;
    transition: none;
  }
}

@media (max-width: 640px) {
  .topnav nav {
    gap: 0.75rem;
  }

  .topnav nav a {
    font-size: 0.82rem;
  }
}