:root {
  --bg: #07111f;
  --bg-soft: #0d1b2f;
  --card: rgba(255, 255, 255, 0.92);
  --text: #eef6ff;
  --muted: #a9bad0;
  --dark: #102033;
  --lime: #68e45f;
  --lime-dark: #2cbf43;
  --blue: #2e7cff;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.28);
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(46, 124, 255, 0.35), transparent 34rem),
    radial-gradient(circle at 82% 16%, rgba(104, 228, 95, 0.18), transparent 28rem),
    linear-gradient(135deg, #07111f 0%, #0b1526 46%, #10243a 100%);
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: linear-gradient(to bottom, rgba(0,0,0,0.5), transparent 70%);
}

.site-header {
  width: min(1180px, calc(100% - 40px));
  margin: 22px auto 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 18px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 999px;
  background: rgba(7, 17, 31, 0.72);
  backdrop-filter: blur(18px);
  position: sticky;
  top: 16px;
  z-index: 10;
}

.logo {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  text-decoration: none;
}

.site-logo {
  display: block;
  width: auto;
  height: 56px;
  filter: drop-shadow(0 0 18px rgba(104, 228, 95, 0.2));
}

.main-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.main-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 650;
  padding: 10px 13px;
  border-radius: 999px;
}

.main-nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.08);
}

.nav-dropdown {
  position: relative;
}

.nav-dropdown summary {
  list-style: none;
  cursor: pointer;
  color: var(--muted);
  font-weight: 650;
  padding: 10px 13px;
  border-radius: 999px;
}

.nav-dropdown summary::-webkit-details-marker {
  display: none;
}

.nav-dropdown summary::after {
  content: "▾";
  margin-left: 7px;
  color: var(--lime);
  font-size: 0.75rem;
}

.nav-dropdown[open] summary,
.nav-dropdown summary:hover {
  color: var(--text);
  background: rgba(255,255,255,0.08);
}

.nav-dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  min-width: 210px;
  padding: 8px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 18px;
  background: rgba(7, 17, 31, 0.96);
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
}

.nav-dropdown-menu a {
  display: block;
  padding: 11px 13px;
  border-radius: 12px;
}

main {
  width: min(1180px, calc(100% - 40px));
  margin: 46px auto 0;
}

.hero {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 32px;
  align-items: center;
  min-height: 560px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--lime);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.11em;
  font-size: 0.78rem;
}

h1 {
  margin: 0;
  font-size: clamp(3.6rem, 10vw, 7.5rem);
  line-height: 0.88;
  letter-spacing: -0.08em;
}

.lead {
  max-width: 630px;
  margin: 26px 0 0;
  color: #d7e6f7;
  font-size: clamp(1.08rem, 1.8vw, 1.32rem);
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 800;
  transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

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

.button.primary {
  color: #06101d;
  background: linear-gradient(135deg, var(--lime), #d2ff78);
  box-shadow: 0 16px 34px rgba(104, 228, 95, 0.26);
}

.button.secondary {
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.08);
}

.button.small {
  white-space: nowrap;
  min-height: 44px;
}

.hero-image-wrap {
  position: relative;
}

.hero-image-wrap::before {
  content: "";
  position: absolute;
  inset: -18px;
  border-radius: calc(var(--radius) + 18px);
  background: linear-gradient(135deg, rgba(104,228,95,0.46), rgba(46,124,255,0.18), transparent 70%);
  filter: blur(8px);
  z-index: -1;
}

.hero-image {
  width: 100%;
  display: block;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid rgba(255,255,255,0.16);
}

.intro-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin: 20px 0 28px;
  padding: 28px;
  border-radius: var(--radius);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  backdrop-filter: blur(18px);
}

.intro-card h2,
.vibe h2,
.feature-card h2 {
  margin: 0 0 10px;
}

.intro-card p,
.vibe p,
.feature-card p {
  margin: 0;
  line-height: 1.65;
}

.intro-card p {
  max-width: 760px;
  color: var(--muted);
}

.sections {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.feature-card {
  color: var(--dark);
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 20px 55px rgba(0,0,0,0.18);
  min-height: 285px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.feature-link-card {
  text-decoration: none;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.feature-link-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 26px 66px rgba(0,0,0,0.24);
}

.feature-link-card:focus-visible {
  outline: 3px solid var(--lime);
  outline-offset: 5px;
}

.feature-card::after {
  content: "";
  position: absolute;
  inset: auto -60px -80px auto;
  width: 170px;
  height: 170px;
  border-radius: 50%;
  background: rgba(104, 228, 95, 0.24);
}

.icon {
  width: 58px;
  height: 58px;
  display: grid;
  place-items: center;
  font-size: 1.8rem;
  border-radius: 22px;
  margin-bottom: 20px;
  background: #edf5ff;
}

.feature-card p {
  color: #43546a;
}

.status {
  margin-top: auto;
  width: fit-content;
  padding: 8px 12px;
  border-radius: 999px;
  color: #0c3212;
  background: rgba(104, 228, 95, 0.28);
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration: none;
  position: relative;
  z-index: 1;
}

.vibe {
  margin: 28px 0 44px;
  padding: 34px;
  border-radius: var(--radius);
  background: linear-gradient(135deg, rgba(46,124,255,0.18), rgba(104,228,95,0.13));
  border: 1px solid rgba(255,255,255,0.12);
}

.vibe p {
  max-width: 720px;
  color: var(--muted);
}

.site-footer {
  width: min(1180px, calc(100% - 40px));
  margin: 0 auto;
  padding: 22px 0 34px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  color: var(--muted);
  font-size: 0.95rem;
}

.site-footer p {
  margin: 0;
}

@media (max-width: 920px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

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

  .intro-card,
  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .site-header {
    width: min(100% - 24px, 1180px);
    border-radius: 24px;
    align-items: flex-start;
    flex-direction: column;
    position: static;
  }

  .main-nav {
    justify-content: flex-start;
  }

  .nav-dropdown-menu {
    left: 0;
    right: auto;
  }

  .site-logo {
    height: 48px;
  }

  main,
  .site-footer {
    width: min(100% - 24px, 1180px);
  }

  h1 {
    font-size: clamp(3.2rem, 17vw, 5rem);
  }

  .intro-card,
  .feature-card,
  .vibe {
    padding: 22px;
    border-radius: 22px;
  }

}