@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@500;600;700;800&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --bg-0: #080b13;
  --bg-1: #0d111b;
  --bg-2: #131a27;
  --text: #e6f3ff;
  --muted: #9ca9bd;
  --cyan: #52d0ff;
  --cyan-soft: #23b4f1;
  --green: #3df27f;
  --green-soft: #16d06b;
  --line: #1f2d45;
}

* {
  box-sizing: border-box;
}

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

body {
  background:
    radial-gradient(circle at 20% 0%, rgba(83, 224, 255, 0.16), transparent 30%),
    radial-gradient(circle at 80% 40%, rgba(60, 242, 127, 0.15), transparent 28%),
    linear-gradient(160deg, var(--bg-0), var(--bg-1));
  color: var(--text);
  font-family: 'Manrope', 'Inter', 'Segoe UI', Arial, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  padding: 0.5rem 0.75rem;
  background: #03111f;
  color: #fff;
  border: 1px solid var(--cyan);
  z-index: 999;
}

.bg-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -2;
  background-image: radial-gradient(rgba(255, 255, 255, 0.012) 1px, transparent 0),
    radial-gradient(rgba(255, 255, 255, 0.01) 1px, transparent 0);
  background-position: 0 0, 22px 22px;
  background-size: 3px 3px, 3px 3px;
  opacity: 0.9;
}

.topbar {
  width: min(1200px, calc(100% - 2.2rem));
  margin: 1.2rem auto 0;
  padding: 0.8rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(12, 18, 29, 0.85);
  backdrop-filter: blur(8px);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.brand {
  color: var(--text);
  text-decoration: none;
  font-size: 1.3rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.top-nav {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.top-nav a {
  color: #dce9fb;
  text-decoration: none;
  font-size: 0.95rem;
}

.hero-wrap {
  width: min(1200px, calc(100% - 2.2rem));
  margin: 1.8rem auto 3rem;
}

.hero {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 2rem;
  align-items: center;
}

.eyebrow {
  color: var(--cyan);
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.78rem;
  font-weight: 700;
  margin: 0 0 0.7rem;
}

h1 {
  margin: 0;
  line-height: 1.08;
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: -0.03em;
}

.lead {
  margin: 1rem 0 0;
  color: var(--muted);
  max-width: 46ch;
  font-size: 1.05rem;
}

.hero-actions {
  margin-top: 1.45rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.btn {
  text-decoration: none;
  border-radius: 999px;
  padding: 0.78rem 1.2rem;
  font-size: 0.93rem;
  font-weight: 700;
  border: 1px solid transparent;
  transition: transform 150ms ease, box-shadow 150ms ease;
}

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

.btn-solid {
  color: #041018;
  background: linear-gradient(130deg, var(--green), var(--cyan));
  border-color: #5ceca1;
  box-shadow: 0 10px 24px rgba(61, 242, 127, 0.24);
}

.btn-ghost {
  color: #dbf7ff;
  border-color: rgba(82, 208, 255, 0.55);
  background: rgba(12, 26, 45, 0.45);
}

.hero-points {
  margin: 1.45rem 0 0;
  padding: 0;
  list-style: none;
  color: #d8e4f2;
}

.hero-points li {
  margin: 0.65rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.hero-points li::before {
  content: '↳';
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
}

.hero-caption {
  margin-top: 1rem;
  color: #95adc8;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.88rem;
}

.hero-visual {
  position: relative;
}

.visual-card {
  position: relative;
  border-radius: 22px;
  border: 1px solid rgba(82, 208, 255, 0.28);
  background: linear-gradient(155deg, rgba(6, 14, 22, 0.75), rgba(13, 20, 32, 0.75));
  box-shadow:
    0 20px 50px rgba(1, 7, 16, 0.6),
    inset 0 0 0 1px rgba(93, 226, 255, 0.08),
    inset 0 1px 30px rgba(83, 240, 129, 0.15);
  overflow: hidden;
  padding: 0.8rem;
}

.visual-card img {
  width: 100%;
  height: auto;
  border-radius: 14px;
  display: block;
}

.visual-glow {
  position: absolute;
  inset: -30% -5% -18% auto;
  width: 70%;
  height: 120%;
  background: radial-gradient(circle at center, rgba(61, 242, 127, 0.28), transparent 55%);
  pointer-events: none;
  animation: pulse 3.5s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    transform: translateX(0);
    opacity: 0.66;
  }
  50% {
    transform: translateX(5%);
    opacity: 0.94;
  }
}

.feature-grid {
  margin: 2.4rem 0 0;
  display: grid;
  gap: 0.95rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid article {
  border: 1px solid rgba(82, 208, 255, 0.19);
  border-radius: 18px;
  padding: 1rem;
  min-height: 130px;
  background: linear-gradient(170deg, rgba(14, 21, 33, 0.78), rgba(8, 13, 21, 0.72));
}

.feature-grid h2 {
  margin: 0;
  font-size: 1.1rem;
}

.feature-grid p {
  color: var(--muted);
  margin: 0.55rem 0 0;
}

.site-footer {
  width: min(1200px, calc(100% - 2.2rem));
  margin: 2.5rem auto 1.5rem;
  padding: 1rem;
  border-top: 1px solid rgba(31, 45, 69, 0.8);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #9eb0ca;
}

.site-footer a {
  color: var(--green-soft);
}

@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
  }

  .topbar {
    flex-wrap: wrap;
    border-radius: 16px;
  }

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

@media (max-width: 580px) {
  .topbar {
    width: calc(100% - 1.2rem);
    padding: 0.65rem;
  }

  .top-nav {
    width: 100%;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.55rem 0.75rem;
  }

  .hero-wrap,
  .site-footer {
    width: calc(100% - 1.2rem);
  }
}