.hero {
  min-height: calc(100vh - var(--nav-height));
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2.7fr);
  align-items: center;
  padding: 3.5rem min(7vw, 4.5rem) 4.5rem;
  position: relative;
  overflow: hidden;
}

.hero__content {
  max-width: 520px;
}

.hero__title {
  font-family: "Orbitron", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.hero__subtitle {
  display: block;
  margin-bottom: 0.5rem;
}

.hero__brand {
  display: block;
  font-size: clamp(2.5rem, 4vw, 3.2rem);
  letter-spacing: 0.14em;
  background: linear-gradient(120deg, #fff, #b8b5ff, #26ffe6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__typing {
  margin-top: 1.4rem;
  font-size: 1rem;
  color: var(--text-muted);
  min-height: 2.2rem;
  border-left: 2px solid rgba(255, 255, 255, 0.5);
  padding-left: 0.75rem;
  font-family: "Montserrat", system-ui;
}

.hero__cta {
  display: flex;
  gap: 1rem;
  margin-top: 1.8rem;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
  margin-top: 2.3rem;
}

.hero__meta-item {
  padding: 0.9rem 1rem;
  border-radius: 16px;
  background: rgba(4, 6, 28, 0.9);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.hero__meta-item .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--text-muted);
}

.hero__meta-item .value {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.9rem;
}

.hero__visual {
  position: relative;
  min-height: 260px;
}

.hero__planet--main {
  width: clamp(260px, 32vw, 320px);
  aspect-ratio: 1 / 1;
  border-radius: 50%;
  margin-left: auto;
  background:
    radial-gradient(circle at 25% 20%, rgba(255, 255, 255, 0.98), transparent 55%),
    radial-gradient(circle at 70% 40%, rgba(125, 249, 255, 0.8), transparent 55%),
    radial-gradient(circle at 30% 80%, rgba(173, 140, 255, 0.88), transparent 65%),
    radial-gradient(circle at 50% 50%, #281f78, #050816 70%);
  box-shadow:
    0 0 80px rgba(127, 92, 255, 0.95),
    -40px 40px 110px rgba(0, 0, 0, 0.9);
  position: relative;
}

.hero__planet--main::after {
  content: "";
  position: absolute;
  inset: 18%;
  border-radius: 50%;
  border-top: 2px solid rgba(255, 255, 255, 0.7);
  border-bottom: 2px solid rgba(49, 253, 255, 0.8);
  border-left: transparent;
  border-right: transparent;
}

.hero__astronaut {
  position: absolute;
  width: 140px;
  height: 140px;
  right: 12%;
  top: 10%;
  background-image: radial-gradient(circle at 30% 20%, #fff, #dcdcff 30%, #7f5cff 70%);
  border-radius: 40% 60% 55% 45%;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.9);
  animation: float 5.5s ease-in-out infinite;
}

.hero__astronaut::before {
  content: "";
  position: absolute;
  inset: 16%;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 20%, #fff, #b2e4ff 55%, #1b3556 80%);
}

.hero__astronaut::after {
  content: "";
  position: absolute;
  width: 80px;
  height: 80px;
  left: -32px;
  bottom: -22px;
  border-radius: 50%;
  border: 2px solid rgba(38, 255, 230, 0.9);
  border-right-color: transparent;
  border-top-color: transparent;
  transform: rotate(-35deg);
}

.hero__rocket-wrapper {
  position: absolute;
  left: 10%;
  bottom: 0;
  width: 120px;
  height: 220px;
}

.hero__rocket {
  width: 100%;
  height: 100%;
  animation: rocketLaunch 6s ease-in-out infinite;
}

.apod {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) minmax(0, 2.2fr);
  gap: 1.75rem;
  align-items: center;
}

.apod__media img {
  width: 100%;
  max-height: 360px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-soft);
}

.apod__info {
  padding: 1.35rem 1.3rem;
  background: rgba(5, 6, 32, 0.9);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.apod__info h3 {
  font-family: "Orbitron", sans-serif;
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.apod__description {
  margin-top: 0.8rem;
  font-size: 0.92rem;
  color: var(--text-muted);
  max-height: 150px;
  overflow-y: auto;
}

.section--dark .section__content {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.section--dark .section__actions {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.6rem;
}

@keyframes float {
  0%,
  100% {
    transform: translate3d(0, 0, 0) rotate(-6deg);
  }
  50% {
    transform: translate3d(0, -18px, 0) rotate(-2deg);
  }
}

@keyframes rocketLaunch {
  0% {
    transform: translate3d(-12px, 40px, 0) scale(0.96);
  }
  40% {
    transform: translate3d(14px, -24px, 0) scale(1.02);
  }
  100% {
    transform: translate3d(24px, 80px, 0) scale(0.9);
  }
}

@media (max-width: 960px) {
  .hero {
    grid-template-columns: minmax(0, 1fr);
    padding-inline: 1.25rem;
    row-gap: 2.5rem;
  }

  .hero__visual {
    order: -1;
  }

  .hero__planet--main {
    margin-inline: auto;
  }

  .hero__astronaut {
    right: 16%;
  }

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