/* Mobile-first background orbs */
.bg-orbs {
  position: relative;
  overflow: hidden;
}

.bg-orbs .orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(30px);
  opacity: 0.3;
  pointer-events: none;
}

/* Mobile orbs - smaller and repositioned */
.bg-orbs .orb.cyan {
  width: 200px; 
  height: 200px;
  left: -50px; 
  top: -60px;
  background: radial-gradient(closest-side, rgba(0,224,255,0.35), transparent 70%);
}

.bg-orbs .orb.green {
  width: 160px; 
  height: 160px;
  right: -40px; 
  top: 30px;
  background: radial-gradient(closest-side, rgba(32,201,151,0.25), transparent 70%);
}

.bg-orbs .orb.orange {
  width: 180px; 
  height: 180px;
  left: 30%; 
  bottom: -70px;
  background: radial-gradient(closest-side, rgba(247,147,26,0.2), transparent 70%);
}

/* Tablet and up - larger orbs */
@media (min-width: 768px) {
  .bg-orbs .orb {
    filter: blur(50px);
    opacity: 0.4;
  }

  .bg-orbs .orb.cyan {
    width: 420px; 
    height: 420px;
    left: -80px; 
    top: -120px;
    background: radial-gradient(closest-side, rgba(0,224,255,0.45), transparent 70%);
  }

  .bg-orbs .orb.green {
    width: 320px; 
    height: 320px;
    right: -90px; 
    top: 60px;
    background: radial-gradient(closest-side, rgba(32,201,151,0.35), transparent 70%);
  }

  .bg-orbs .orb.orange {
    width: 360px; 
    height: 360px;
    left: 40%; 
    bottom: -140px;
    background: radial-gradient(closest-side, rgba(247,147,26,0.25), transparent 70%);
  }
}

/* Mobile-first section spacing */
.hero-section {
  position: relative;
  padding: var(--spacing-lg) 0;
}

@media (min-width: 768px) {
  .hero-section {
    padding: var(--spacing-2xl) 0;
  }
}

.features-section {
  padding: var(--spacing-lg) 0;
}

@media (min-width: 768px) {
  .features-section {
    padding: var(--spacing-xl) 0;
  }
}

.converter-section {
  padding: var(--spacing-xl) 0 var(--spacing-3xl);
}

@media (min-width: 768px) {
  .converter-section {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
  }
}

.site-footer {
  border-top: 1px solid var(--surface);
  background: linear-gradient(0deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

@media (min-width: 768px) {
  .site-footer {
    padding: var(--spacing-2xl) 0 var(--spacing-3xl);
  }
}

.footer-content {
  display: grid;
  gap: var(--spacing-md);
  justify-items: center;
  text-align: center;
  color: var(--muted);
}

.footer-content .footer-links {
  display: inline-flex;
  gap: var(--spacing-sm);
  align-items: center;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-content a,
.footer-content button {
  color: var(--mempool-cyan);
  text-underline-offset: 2px;
}

.credits .heart {
  color: var(--btc-orange);
}

.disclaimer-notice {
  display: flex;
  justify-content: center;
  width: 100%;
  padding: 0 var(--spacing-sm);
}

@media (min-width: 768px) {
  .disclaimer-notice {
    padding: 0;
  }
}