#signal .section-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 40px;
}

#signal .section-title {
  justify-content: center;
  margin-bottom: 48px;
}

.contact-card {
  position: relative;
  width: 100%;
  max-width: 740px;
  border-radius: 24px;
  border: 1px solid rgba(139, 149, 165, 0.08);
  background: rgba(16, 16, 24, 0.55);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  overflow: hidden;
}

.contact-card-glow {
  position: absolute;
  top: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--accent-warm), var(--accent), transparent);
  opacity: 0.6;
  border-radius: 2px;
}

.contact-card-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(139, 149, 165, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(139, 149, 165, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 0%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 60% at 50% 0%, black 0%, transparent 70%);
  pointer-events: none;
}

.contact-card-inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 56px 48px 48px;
}

.contact-label {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent);
  opacity: 0.6;
  margin-bottom: 20px;
}

.contact-heading {
  font-size: 48px;
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -1px;
  background: linear-gradient(90deg, #fff 0%, #C0C8D4 30%, #fff 60%, #8B95A5 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 20px;
}

.contact-subtext {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.35);
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 500px;
}

.contact-availability {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.3);
  letter-spacing: 0.5px;
  margin-bottom: 32px;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid rgba(139, 149, 165, 0.08);
  background: rgba(139, 149, 165, 0.03);
}

.availability-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #3ECF8E;
  box-shadow: 0 0 8px rgba(62, 207, 142, 0.5);
  animation: availPulse 2s ease-in-out infinite;
}

@keyframes availPulse {

  0%,
  100% {
    opacity: 1;
  }

  50% {
    opacity: 0.4;
  }
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: 12px;
  border: 1px solid rgba(139, 149, 165, 0.08);
  background: rgba(139, 149, 165, 0.04);
  cursor: pointer;
  transition: border-color 0.3s, background-color 0.3s, transform 0.3s, box-shadow 0.3s;
}

.contact-link:hover {
  border-color: rgba(139, 149, 165, 0.3);
  background-color: rgba(139, 149, 165, 0.08);
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.contact-link img {
  width: 18px;
  height: 18px;
  opacity: 0.45;
  filter: brightness(0) invert(1);
  transition: opacity 0.3s, filter 0.3s;
}

.contact-link:hover img {
  opacity: 0.85;
  filter: brightness(0) saturate(100%) invert(63%) sepia(8%) saturate(481%) hue-rotate(182deg) brightness(92%) contrast(87%);
}

.contact-link .link-label {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.3s;
}

.contact-link:hover .link-label {
  color: var(--accent);
}

.contact-link .link-arrow {
  font-size: 14px;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.3s, transform 0.3s;
}

.contact-link:hover .link-arrow {
  opacity: 1;
  transform: translateX(0);
}

.site-footer {
  margin-top: 60px;
  width: 100%;
}

.site-footer+.site-footer {
  margin-top: 1px;
}

.footer-line {
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(139, 149, 165, 0.06), transparent);
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 20px 0 16px;
}

.footer-text {
  color: rgba(255, 255, 255, 0.1);
  font-size: 11px;
  letter-spacing: 2px;
}

.footer-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background-color: rgba(139, 149, 165, 0.2);
}

/* Tablet */
@media (min-width: 600px) and (max-width: 1099px) {
  .contact-heading {
    font-size: 38px;
  }

  .contact-subtext {
    font-size: 14px;
    max-width: 440px;
  }

  .contact-card-inner {
    padding: 48px 36px 40px;
  }
}

/* Mobile */
@media (max-width: 599px) {
  #signal .section-title {
    margin-bottom: 32px;
  }

  .contact-card {
    border-radius: 18px;
  }

  .contact-card-inner {
    padding: 36px 20px 32px;
  }

  .contact-label {
    font-size: 10px;
    margin-bottom: 16px;
  }

  .contact-heading {
    font-size: 28px;
  }

  .contact-subtext {
    font-size: 13px;
  }

  .contact-availability {
    font-size: 11px;
    margin-bottom: 24px;
  }

  .contact-links {
    gap: 8px;
  }

  .contact-link {
    padding: 10px 14px;
    border-radius: 10px;
  }

  .contact-link .link-label {
    font-size: 11px;
  }

  .contact-link img {
    width: 15px;
    height: 15px;
  }

  .site-footer {
    margin-top: 40px;
  }

  .footer-content {
    padding: 14px 20px 10px;
    flex-wrap: wrap;
  }

  .footer-text {
    font-size: 9px;
    text-align: center;
    line-height: 1.5;
  }
}