/* === Additional Sections === */
#additionalSections .section:nth-child(odd) {
  background: var(--bg-dark);
}

#additionalSections .section:nth-child(even) {
  background: var(--bg-light);
}

/* Gradient fade to contact section */
#additionalSections .section:last-child {
  position: relative;
}

#additionalSections .section:last-child::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: linear-gradient(to top, var(--bg-vivid), transparent);
  pointer-events: none;
  z-index: 1;
}

/* Grid layout for additional sections */
.additional-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-xl);
  align-items: start;
}

@media (min-width: 768px) {
  .additional-grid {
    grid-template-columns: auto 1fr;
    gap: var(--sp-2xl);
  }

  /* When image comes second (odd sections reverse order) */
  .additional-grid img:last-child {
    justify-self: center;
  }
}

.additional-grid img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  background-color: #c2dde6;
  transition: transform var(--duration-slow) var(--ease-out),
              box-shadow var(--duration-slow) var(--ease-out);
  justify-self: center;
  width: 220px;
  height: auto;
}

.additional-grid img:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .additional-grid img {
    position: sticky;
    top: calc(var(--sp-2xl) + 60px);
  }
}

.additional-text h4 {
  margin-top: var(--sp-md);
  margin-bottom: var(--sp-xs);
  position: relative;
  padding-left: 14px;
}

.additional-text h4::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 50%;
  width: 6px;
  height: 8px;
  transform: translateY(-50%);
  filter: drop-shadow(0 0 4px rgba(var(--accent-rgb), 0.4));
  background: linear-gradient(to bottom right, var(--accent), rgba(var(--accent-rgb), 0.25));
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 12'%3E%3Cpath d='M1.5 1 L8 6 L1.5 11' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
  mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 12'%3E%3Cpath d='M1.5 1 L8 6 L1.5 11' fill='none' stroke='white' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;
}

.additional-text h4:first-child { margin-top: 0; }

.additional-text p {
  text-align: left;
  font-size: 0.92rem;
}