* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top left, rgba(84, 111, 255, 0.28), transparent 32rem),
    radial-gradient(circle at top right, rgba(0, 220, 255, 0.18), transparent 28rem),
    #050816;
  color: #f7f9ff;
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(5, 8, 22, 0.86);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

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

.brand-mark {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, #4f7cff, #00e0ff);
  color: #ffffff;
  box-shadow: 0 0 28px rgba(0, 224, 255, 0.25);
}

.brand-text {
  font-size: 0.98rem;
  letter-spacing: 0.02em;
}

.nav-links {
  display: flex;
  gap: 24px;
  font-size: 0.95rem;
  color: #cfd7ff;
}

.nav-links a:hover {
  color: #ffffff;
}

main {
  overflow: hidden;
}

.hero {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 86px 0 52px;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
}

.eyebrow {
  color: #64e6ff;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.78rem;
  font-weight: 800;
  margin-bottom: 14px;
}

h1 {
  font-size: clamp(2.65rem, 6vw, 5.4rem);
  line-height: 0.96;
  letter-spacing: -0.065em;
  max-width: 780px;
}

.hero-subtitle {
  margin-top: 24px;
  max-width: 650px;
  color: #cbd4f6;
  font-size: 1.1rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  min-height: 52px;
  padding: 14px 22px;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  border: 1px solid transparent;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

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

.button.primary {
  background: linear-gradient(135deg, #4f7cff, #00e0ff);
  color: #ffffff;
  box-shadow: 0 18px 46px rgba(0, 138, 255, 0.28);
}

.button.secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.16);
  background: rgba(255, 255, 255, 0.06);
}

.trust-row {
  margin-top: 26px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.trust-row span {
  padding: 8px 12px;
  border-radius: 999px;
  color: #dce5ff;
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero-visual {
  position: relative;
  min-height: 520px;
  display: grid;
  place-items: center;
}

.orb {
  position: absolute;
  border-radius: 999px;
  filter: blur(4px);
  opacity: 0.8;
}

.orb-one {
  width: 210px;
  height: 210px;
  background: rgba(79, 124, 255, 0.36);
  top: 38px;
  right: 34px;
}

.orb-two {
  width: 150px;
  height: 150px;
  background: rgba(0, 224, 255, 0.28);
  bottom: 64px;
  left: 22px;
}

.dashboard-card {
  position: relative;
  z-index: 2;
  border-radius: 24px;
  padding: 22px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.13), rgba(255, 255, 255, 0.06));
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(18px);
}

.main-card {
  width: min(360px, 100%);
  text-align: center;
  margin-bottom: 18px;
}

.card-label,
.dashboard-card p {
  color: #cbd4f6;
  font-size: 0.92rem;
}

.main-card h2 {
  font-size: 4.4rem;
  line-height: 1;
  margin: 12px 0;
  letter-spacing: -0.05em;
}

.dashboard-grid {
  position: relative;
  z-index: 2;
  width: min(440px, 100%);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.dashboard-card strong {
  display: block;
  margin-top: 6px;
  font-size: 1.15rem;
}

.launch-banner {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 22px 26px;
  border-radius: 26px;
  background: linear-gradient(135deg, rgba(79, 124, 255, 0.24), rgba(0, 224, 255, 0.12));
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: #dce5ff;
}

.section {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 86px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2,
.beta-card h2 {
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.feature-card {
  min-height: 210px;
  padding: 26px;
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.065);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card h3,
.timeline-item h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.feature-card p,
.timeline-item p,
.beta-card p {
  color: #cbd4f6;
}

.beta-section {
  padding-top: 30px;
}

.beta-card {
  border-radius: 34px;
  padding: 46px;
  background:
    radial-gradient(circle at top right, rgba(0, 224, 255, 0.22), transparent 18rem),
    linear-gradient(135deg, rgba(79, 124, 255, 0.2), rgba(255, 255, 255, 0.06));
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.beta-card p {
  max-width: 700px;
  margin-top: 16px;
  margin-bottom: 28px;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 18px;
  padding: 24px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.065);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.timeline-item span {
  width: 48px;
  height: 48px;
  border-radius: 16px;
  display: grid;
  place-items: center;
  font-weight: 900;
  background: rgba(100, 230, 255, 0.14);
  color: #64e6ff;
}

.site-footer {
  width: min(1120px, calc(100% - 32px));
  margin: 0 auto;
  padding: 34px 0 44px;
  color: #aeb9df;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* Tablet */
@media (max-width: 900px) {
  .hero {
    grid-template-columns: 1fr;
    padding-top: 62px;
    gap: 34px;
  }

  .hero-visual {
    min-height: 430px;
  }

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

/* Mobile */
@media (max-width: 640px) {
  .nav {
    min-height: 68px;
  }

  .brand-text {
    display: none;
  }

  .nav-links {
    gap: 14px;
    font-size: 0.84rem;
  }

  .hero {
    width: min(100% - 24px, 1120px);
    padding: 46px 0 34px;
  }

  h1 {
    font-size: clamp(2.4rem, 14vw, 4rem);
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .hero-actions {
    flex-direction: column;
  }

  .button {
    width: 100%;
    min-height: 54px;
    text-align: center;
  }

  .trust-row span {
    font-size: 0.82rem;
  }

  .hero-visual {
    min-height: auto;
    padding: 10px 0 4px;
  }

  .main-card {
    width: 100%;
  }

  .main-card h2 {
    font-size: 3.4rem;
  }

  .dashboard-grid {
    grid-template-columns: 1fr;
    width: 100%;
  }

  .dashboard-card {
    padding: 18px;
    border-radius: 20px;
  }

  .launch-banner,
  .section,
  .site-footer {
    width: min(100% - 24px, 1120px);
  }

  .section {
    padding: 58px 0;
  }

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

  .feature-card {
    min-height: auto;
  }

  .beta-card {
    padding: 28px 20px;
    border-radius: 26px;
  }

  .full-mobile {
    width: 100%;
  }

  .timeline-item {
    grid-template-columns: 1fr;
  }
}