:root {
  --bg: #06070d;
  --bg-2: #111728;
  --bg-3: #1a2238;
  --panel: rgba(10, 14, 28, 0.9);
  --panel-2: rgba(255, 255, 255, 0.06);
  --text: #f3f5ff;
  --muted: #8ea0c6;
  --accent: #5b7cff;
  --accent-2: #7aa2ff;
  --accent-3: #3b4b74;
  --border: rgba(255, 255, 255, 0.12);
  --shadow: 0 18px 60px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html::before {
  content: "";
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(180deg, 
    transparent 0%,
    var(--accent) 20%,
    var(--accent-2) 50%,
    var(--accent) 80%,
    transparent 100%);
  box-shadow: 0 0 20px rgba(91, 124, 255, 0.8), 0 0 40px rgba(122, 162, 255, 0.4), inset 0 0 10px rgba(91, 124, 255, 0.5);
  animation: ledRunLeft 4s linear infinite;
  z-index: 100;
  pointer-events: none;
}

html::after {
  content: "";
  position: fixed;
  right: 0;
  top: 0;
  bottom: 0;
  width: 6px;
  background: linear-gradient(180deg, 
    transparent 0%,
    var(--accent) 20%,
    var(--accent-2) 50%,
    var(--accent) 80%,
    transparent 100%);
  box-shadow: 0 0 20px rgba(91, 124, 255, 0.8), 0 0 40px rgba(122, 162, 255, 0.4), inset 0 0 10px rgba(91, 124, 255, 0.5);
  animation: ledRunRight 4s linear infinite;
  z-index: 100;
  pointer-events: none;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% 18%, rgba(91, 124, 255, 0.16), transparent 24%),
    radial-gradient(circle at 85% 12%, rgba(122, 162, 255, 0.12), transparent 22%),
    linear-gradient(135deg, var(--bg) 0%, var(--bg-2) 48%, var(--bg-3) 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.8), transparent);
  pointer-events: none;
  z-index: -1;
}

img {
  max-width: 100%;
}

.page-shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding-bottom: 48px;
  position: relative;
}

.page-shell::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, 
    transparent 0%,
    var(--accent) 20%,
    var(--accent-2) 50%,
    var(--accent) 80%,
    transparent 100%);
  box-shadow: 0 0 20px rgba(91, 124, 255, 0.8), 0 0 40px rgba(122, 162, 255, 0.4), inset 0 0 10px rgba(91, 124, 255, 0.5);
  animation: ledRunTop 4s linear infinite;
  z-index: 100;
  pointer-events: none;
}

.page-shell::after {
  content: "";
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: linear-gradient(90deg, 
    transparent 0%,
    var(--accent) 20%,
    var(--accent-2) 50%,
    var(--accent) 80%,
    transparent 100%);
  box-shadow: 0 0 20px rgba(91, 124, 255, 0.8), 0 0 40px rgba(122, 162, 255, 0.4), inset 0 0 10px rgba(91, 124, 255, 0.5);
  animation: ledRunBottom 4s linear infinite;
  z-index: 100;
  pointer-events: none;
}

.nav-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  position: sticky;
  top: 0;
  backdrop-filter: blur(16px);
  z-index: 10;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  text-decoration: none;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 10px 24px rgba(91, 124, 255, 0.18);
}

.brand-logo {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  gap: 20px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--text);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  text-decoration: none;
  transition: transform 180ms ease, box-shadow 180ms ease, border-color 180ms ease, background 220ms ease;
}

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

.button.primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: white;
  box-shadow: 0 16px 36px rgba(91, 124, 255, 0.18);
}

.button:hover {
  transform: translateY(-3px) scale(1.01);
  box-shadow: 0 12px 28px rgba(91, 124, 255, 0.14);
}

.button.secondary,
.button.ghost {
  color: var(--text);
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: none;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: center;
  padding: 48px 0 80px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 12px;
  color: var(--accent);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.8rem;
}

.hero h1,
.section h2 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  line-height: 1.06;
  margin: 0 0 16px;
}

.hero p,
.section p,
.feature-card p,
.stack-item p,
.footer p {
  color: var(--muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 18px;
}

.hero-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.hero-highlights li {
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-card,
.feature-card,
.stack-card,
.pricing-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.hero-card {
  padding: 24px;
  position: relative;
  overflow: hidden;
  animation: float 5s ease-in-out infinite;
}

.card-glow {
  position: absolute;
  inset: auto auto -40px -40px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(91, 124, 255, 0.14), transparent 70%);
  filter: blur(10px);
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.stat-grid div {
  padding: 16px;
  border-radius: 16px;
  background: var(--panel-2);
  border: 1px solid var(--border);
}

.stat-grid strong {
  display: block;
  font-size: 1.2rem;
  margin-bottom: 6px;
}

.stat-grid span {
  color: var(--muted);
  font-size: 0.95rem;
}

.section {
  padding: 28px 0 56px;
}

.section-heading {
  margin-bottom: 24px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.feature-card {
  padding: 24px;
  transition: transform 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.feature-card:hover,
.pricing-card:hover,
.stack-card:hover {
  transform: translateY(-4px);
  border-color: rgba(91, 124, 255, 0.24);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}

.feature-card h3,
.stack-item strong,
.pricing-card h3 {
  margin-top: 0;
  margin-bottom: 8px;
  font-size: 1.1rem;
}

.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-items: center;
}

.stack-card {
  padding: 24px;
}

.stack-item + .stack-item {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.pricing-card {
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

.price-block {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  text-align: right;
}

.price {
  font-size: 2.2rem;
  font-weight: 800;
  color: white;
}

.price-label {
  color: var(--muted);
}

.footer {
  padding: 24px 0 8px;
  border-top: 1px solid var(--border);
  text-align: center;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-6px); }
}

@keyframes ledRunTop {
  0% { background-position: -200% 0; transform: translateX(-100%); }
  100% { background-position: 200% 0; transform: translateX(100%); }
}

@keyframes ledRunBottom {
  0% { background-position: 200% 0; transform: translateX(100%); }
  100% { background-position: -200% 0; transform: translateX(-100%); }
}

@keyframes ledRunLeft {
  0% { background-position: 0 -200%; transform: translateY(-100%); }
  100% { background-position: 0 200%; transform: translateY(100%); }
}

@keyframes ledRunRight {
  0% { background-position: 0 200%; transform: translateY(100%); }
  100% { background-position: 0 -200%; transform: translateY(-100%); }
}

@media (max-width: 860px) {
  .hero,
  .split-section,
  .feature-grid,
  .pricing-card {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav-links {
    display: none;
  }

  .pricing-card {
    gap: 20px;
  }

  .price-block {
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
  }

  .hero {
    padding-top: 24px;
  }

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

  .split-section,
  .feature-grid,
  .pricing-card {
    grid-template-columns: 1fr;
    display: grid;
  }

  .nav-links {
    display: none;
  }

  .pricing-card {
    gap: 20px;
  }

  .price-block {
    align-items: flex-start;
    text-align: left;
  }
}

@media (max-width: 560px) {
  .page-shell {
    width: min(100% - 20px, 1180px);
  }

  .hero {
    padding-top: 24px;
  }

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