.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 120px 2rem 4rem;
  /* Safe spacing for nav and bottom */
}

/* particles layer */
#tsparticles {
  position: absolute;
  inset: 0;
  z-index: 0;
}

/* content layer */
.hero-center {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 1200px;
  text-align: center;
  /* Ensure contents center if needed */
}

/* LOGO */
.logo-wrapper {
  display: flex;
  justify-content: center;
}

.hero-logo {
  max-width: 420px;
  width: 100%;
  height: auto;
  filter: brightness(0) invert(85%);
  /* Responsive scaling */
  width: clamp(280px, 50vw, 420px);
}

/* BUTTONS */
.hero-buttons {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  /* Responsive vertical spacing */
  margin-top: clamp(1.5rem, 5vh, 3rem);
  margin-bottom: clamp(2rem, 5vh, 3rem);
}

.button.primary {
  background: #d4d4d4;
  color: #000000;
  border-color: transparent;
}

/* IMAGE */
.hero-image img {
  max-width: 100%;
  width: 100%;
  height: auto;
  border-radius: 12px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.8);
  border: 1px solid var(--surface-border);
  /* Match theme */
}

/* MOBILE */
@media (max-width: 700px) {
  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-button {
    width: 100%;
  }

  .hero-image img {
    max-width: 100%;
  }
}