:root {
  --bg: #f6f7fb;
  --bg-soft: #eef2ff;
  --surface: rgba(255, 255, 255, 0.62);
  --surface-strong: rgba(255, 255, 255, 0.78);
  --text: #0f172a;
  --muted: #64748b;
  --accent: #4f8cff;
  --accent-strong: #2563eb;
  --accent-deep: #1d4ed8;
  --accent-teal: #0a7ea4;
  --line: rgba(15, 23, 42, 0.08);
  --shadow: 0 22px 55px rgba(37, 99, 235, 0.12), 0 6px 16px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  position: relative;
  overflow-x: hidden;
  background:
    radial-gradient(70rem 40rem at 10% -12%, rgba(79, 140, 255, 0.34), transparent 58%),
    radial-gradient(55rem 34rem at 100% 0%, rgba(10, 126, 164, 0.24), transparent 54%),
    linear-gradient(160deg, #f8faff 0%, #f6f7fb 40%, #f4f7ff 100%);
  color: var(--text);
  font-family: 'Manrope', sans-serif;
}

.mesh {
  position: fixed;
  border-radius: 999px;
  filter: blur(42px);
  pointer-events: none;
  z-index: -2;
  opacity: 0.75;
  animation: drift 18s ease-in-out infinite;
}

.mesh-one {
  width: 24rem;
  height: 24rem;
  left: -6rem;
  top: 8rem;
  background: radial-gradient(circle at 30% 35%, rgba(79, 140, 255, 0.55), rgba(29, 78, 216, 0.16) 70%);
}

.mesh-two {
  width: 27rem;
  height: 27rem;
  right: -6rem;
  top: 14rem;
  background: radial-gradient(circle at 65% 32%, rgba(37, 99, 235, 0.42), rgba(10, 126, 164, 0.18) 70%);
  animation-delay: -4s;
}

.mesh-three {
  width: 22rem;
  height: 22rem;
  right: 20%;
  bottom: 5rem;
  background: radial-gradient(circle at 48% 48%, rgba(79, 140, 255, 0.28), rgba(255, 255, 255, 0) 72%);
  animation-delay: -8s;
}

.grain {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(rgba(15, 23, 42, 0.05) 0.4px, transparent 0.4px);
  background-size: 3px 3px;
  opacity: 0.3;
  pointer-events: none;
  z-index: -1;
}

.glass {
  background: linear-gradient(165deg, var(--surface-strong), var(--surface));
  border: 1px solid rgba(255, 255, 255, 0.7);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
}

.site-header {
  max-width: 76rem;
  margin: 1.4rem auto 0;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.brand-mark {
  width: 1.2rem;
  height: 1.2rem;
  border-radius: 0.35rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-teal));
  box-shadow: 0 6px 16px rgba(37, 99, 235, 0.3);
}

.brand-icon {
  width: 1.8rem;
  height: 1.8rem;
  border-radius: 0.35rem;
}

.site-header nav {
  display: flex;
  gap: 1.2rem;
}

.site-header nav a {
  color: rgba(15, 23, 42, 0.74);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 600;
}

.header-cta {
  text-decoration: none;
  color: #fff;
  background: linear-gradient(120deg, var(--accent-strong), var(--accent-deep));
  border-radius: 999px;
  padding: 0.6rem 1rem;
  font-size: 0.86rem;
  font-weight: 700;
}

main {
  max-width: 76rem;
  margin: 0 auto;
  padding: 2.5rem 1.2rem 4rem;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 1.4rem;
  align-items: stretch;
}

.hero-copy,
.hero-visual,
.metric-strip,
.section,
footer {
  position: relative;
}

.hero-copy {
  padding: 1.8rem 1.2rem;
}

.eyebrow {
  margin: 0;
  color: var(--muted);
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  font-weight: 800;
}

h1,
h2,
h3 {
  font-family: 'Syne', sans-serif;
  margin: 0;
  line-height: 1.06;
  letter-spacing: -0.02em;
}

h1 {
  margin-top: 0.85rem;
  font-size: clamp(2rem, 4.7vw, 4.3rem);
  max-width: 17ch;
}

.hero-text {
  margin: 1rem 0 0;
  max-width: 56ch;
  color: rgba(15, 23, 42, 0.83);
  line-height: 1.65;
}

.hero-actions {
  margin-top: 1.3rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  text-decoration: none;
  border-radius: 999px;
  padding: 0.72rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 700;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease;
}

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

.btn-primary {
  color: #fff;
  background: linear-gradient(124deg, var(--accent), var(--accent-deep));
  box-shadow: 0 10px 24px rgba(37, 99, 235, 0.26);
}

.btn-ghost {
  color: var(--text);
  border: 1px solid rgba(15, 23, 42, 0.14);
  background: rgba(255, 255, 255, 0.46);
}

.hero-highlights {
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.52rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-highlights li {
  position: relative;
  padding-left: 1rem;
}

.hero-highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.42rem;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 999px;
  background: linear-gradient(130deg, var(--accent), var(--accent-teal));
}

.hero-visual {
  display: grid;
  gap: 0.95rem;
  grid-template-rows: auto auto auto;
}

.card {
  border-radius: 1rem;
  padding: 1rem 1rem 1.05rem;
}

.card-label {
  margin: 0;
  font-size: 0.74rem;
  color: var(--muted);
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.relay-card h2 {
  font-size: 1.6rem;
  margin-top: 0.4rem;
}

.proof-card blockquote {
  margin: 0.56rem 0 0;
  font-size: 1.05rem;
  line-height: 1.5;
  color: rgba(15, 23, 42, 0.88);
}

.proof-author {
  margin: 0.62rem 0 0;
  font-size: 0.84rem;
  color: var(--muted);
}

.muted {
  color: var(--muted);
  font-size: 0.93rem;
  margin-top: 0.5rem;
  line-height: 1.55;
}

.waitlist-card h2 {
  margin-top: 0.45rem;
  font-size: 1.55rem;
}

.waitlist-form {
  margin-top: 0.78rem;
  display: grid;
  gap: 0.55rem;
}

.waitlist-form label {
  font-size: 0.78rem;
  font-weight: 700;
  color: rgba(15, 23, 42, 0.82);
}

.waitlist-form input,
.waitlist-form select {
  width: 100%;
  border: 1px solid rgba(15, 23, 42, 0.14);
  border-radius: 0.75rem;
  background: rgba(255, 255, 255, 0.8);
  padding: 0.72rem 0.8rem;
  font: inherit;
  color: var(--text);
}

.waitlist-form input:focus,
.waitlist-form select:focus {
  outline: none;
  border-color: rgba(37, 99, 235, 0.5);
  box-shadow: 0 0 0 3px rgba(79, 140, 255, 0.14);
}

.waitlist-submit {
  margin-top: 0.3rem;
  border: 0;
  cursor: pointer;
}

.waitlist-submit[disabled] {
  opacity: 0.7;
  cursor: not-allowed;
}

.form-note {
  margin: 0.2rem 0 0;
  font-size: 0.8rem;
  color: var(--muted);
}

.form-success {
  margin: 0.2rem 0 0;
  font-size: 0.85rem;
  font-weight: 700;
  color: #0f766e;
  min-height: 1.2rem;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.9rem;
}

.chip {
  display: inline-flex;
  border-radius: 999px;
  padding: 0.33rem 0.7rem;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-deep);
  background: rgba(79, 140, 255, 0.15);
  border: 1px solid rgba(37, 99, 235, 0.16);
}

.pair-code {
  margin: 0.55rem 0 0;
  font-size: clamp(1.18rem, 2.7vw, 1.55rem);
  font-family: 'Syne', sans-serif;
  letter-spacing: 0.08em;
}

.vault-card ul {
  margin: 0.7rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.68rem;
}

.vault-card li {
  display: flex;
  align-items: baseline;
  gap: 0.6rem;
  font-size: 0.9rem;
  color: rgba(15, 23, 42, 0.82);
}

.vault-card span {
  font-size: 0.72rem;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.05em;
  min-width: 2.6rem;
}

.metric-strip {
  margin-top: 1.4rem;
  border-radius: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.58);
  backdrop-filter: blur(14px);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.2rem;
  padding: 0.85rem;
}

.metric-strip article {
  border-radius: 0.8rem;
  padding: 0.95rem;
  background: rgba(255, 255, 255, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.7);
}

.metric {
  margin: 0;
  font-size: clamp(1.2rem, 2.2vw, 1.55rem);
  font-family: 'Syne', sans-serif;
}

.caption {
  margin: 0.35rem 0 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.section {
  margin-top: 1.6rem;
  border-radius: 1.2rem;
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(10px);
}

.section-head {
  padding: 0.45rem 0.35rem 1rem;
}

.section-head h2 {
  margin-top: 0.65rem;
  font-size: clamp(1.45rem, 2.65vw, 2.4rem);
  max-width: 24ch;
}

.video-card {
  border-radius: 0.95rem;
  padding: 1rem;
  display: grid;
  gap: 0.8rem;
}

.video-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.56;
}

.feature-grid,
.workflow-grid,
.stack-grid {
  display: grid;
  gap: 0.78rem;
}

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

.feature-card,
.step-card,
.stack-card {
  border-radius: 0.95rem;
  padding: 0.95rem;
}

.feature-card h3,
.step-card h3,
.stack-card h3 {
  font-size: 1.08rem;
}

.feature-card p,
.step-card p,
.stack-card p {
  margin-top: 0.5rem;
  color: var(--muted);
  line-height: 1.56;
  font-size: 0.91rem;
}

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

.step-index {
  margin: 0;
  color: var(--accent-deep);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.11em;
}

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

.cta-panel {
  border-radius: 1.15rem;
  padding: clamp(1rem, 2.8vw, 2.2rem);
}

.cta-panel h2 {
  margin-top: 0.55rem;
  font-size: clamp(1.55rem, 3.2vw, 2.7rem);
}

.cta-panel p {
  margin-top: 0.9rem;
  color: var(--muted);
  max-width: 58ch;
  line-height: 1.65;
}

footer {
  max-width: 76rem;
  margin: 0 auto;
  padding: 0 1.2rem 2.4rem;
  display: flex;
  justify-content: space-between;
  gap: 0.9rem;
  color: rgba(15, 23, 42, 0.62);
  font-size: 0.83rem;
}

[data-reveal] {
  opacity: 0;
  transform: translateY(14px) scale(0.99);
  transition: opacity 460ms ease, transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

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

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }
  50% {
    transform: translate3d(0, -18px, 0);
  }
}

@media (max-width: 980px) {
  .site-header {
    border-radius: 1rem;
    padding: 0.8rem;
  }

  .site-header nav {
    display: none;
  }

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

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

@media (max-width: 680px) {
  main {
    padding-top: 1.7rem;
  }

  .site-header {
    margin-top: 0.8rem;
  }

  .hero-copy {
    padding: 0.6rem 0.2rem;
  }

  h1 {
    max-width: 13ch;
  }

  .metric-strip,
  .feature-grid,
  .workflow-grid,
  .stack-grid {
    grid-template-columns: 1fr;
  }

  .section,
  .card,
  .metric-strip article {
    border-radius: 0.85rem;
  }

  footer {
    flex-direction: column;
    padding-bottom: 1.8rem;
  }
}