.megathread-container {
  max-width: 1000px;
  margin: 0 auto;
}

.collapsible-section {
  margin-bottom: 24px;
  border: 1px solid #444;
  border-radius: 8px;
  overflow: hidden;
  background-color: rgba(17, 17, 17, 0.1);
  backdrop-filter: blur(5px);
}

.collapsible-header {
  background-color: #0a0a0ac2;
  padding: 16px 20px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #444;
  transition: background-color 0.2s;
}

.collapsible-header:hover {
  background-color: #14141471;
  backdrop-filter: blur(25px);

}

.collapsible-header:hover h2 {
  text-shadow: 0 0 14px #c0460d54;
    backdrop-filter: blur(25px);
  -webkit-backdrop-filter: blur(25px);
}

.collapsible-header h2 {
  margin: 0;
  border: none;
  display: inline;
  font-size: 22px;
  color: #eb6123;
}

.collapsible-header::after {
  content: "+";
  font-weight: bold;
  font-size: 24px;
}

.collapsible-header.active::after {
  content: "−";
}

.collapsible-content {
  background-color: #070707e5;
  padding: 0;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
}

.collapsible-content.active {
  max-height: 5000px;
  padding: 20px;
}

.section-search {
  width: 100%;
  background-color: #111111;
  color: #fff;
  font-size: 16px;
  padding: 10px 14px;
  border: 1px solid #444;
  border-radius: 4px;
  margin-bottom: 16px;
  outline: none;
  font-family: "Space Mono", monospace;
}

.section-search:focus {
  border-color: #fff;
  outline: none;
}

.section-search::placeholder {
  color: #888;
}

.anchor-link {
  color: #888;
  text-decoration: none;
  margin-left: 8px;
  opacity: 0;
  transition: opacity 0.2s;
}

.anchor-link:hover {
  color: #fff;
}

.collapsible-header:hover .anchor-link {
  opacity: 1;
}

h2 {
  position: relative;
}

h2::before {
  display: block;
  content: "";
  height: 80px;
  margin: -80px 0 0;
  visibility: hidden;
}

.link-container {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.link-item {
  padding: 8px 12px;
  background-color: rgba(17, 17, 17, 0.4);
  backdrop-filter: blur(12px);
  border: 1px solid #444;
  border-radius: 4px;
  transition: all 0.2s;
}

.link-item:hover {
  background-color: rgba(26, 26, 26, 0.6);
  border-color: #666;
}

.link-item a {
  color: #eb6123;
  display: block;
  width: 100%;
}

.promotion-footer {
  margin-top: 60px;
  margin-bottom: 40px;
  padding: 30px;
  background-color: rgba(17, 17, 17, 0.3);
  border-top: 1px solid #444;
  backdrop-filter: blur(15px);
  border: 1px solid #eb6123;
  border-radius: 8px;
  padding: 20px;
  text-align: center;
}

.footer-content {
  max-width: 1000px;
  margin: 0 auto;
}

.footer-content p {
  margin: 8px 0;
  color: #eb6123;
}

.footer-link {
  display: inline-block;
  color: #eb6123;
  font-weight: bold;
  padding: 8px 16px;
  border: 2px solid #eb6123;
  margin: 8px 0;
  border: 1px solid #eb6123;
  border-radius: 4px;
  transition: all 0.2s;
}

.footer-link:hover {
  background-color: #eb6123;
  color: #000;
  box-shadow: 0 0 15px #c23f024b;
}

.special-link {
  display: flex;
  align-items: center;
  gap: 8px;
}

.spinning-emoji {
  display: inline-block;
  animation: spin 2s linear infinite;
  filter: drop-shadow(0 0 8px #f54e004f);
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

@media (max-width: 768px) {
  .collapsible-header {
    padding: 14px 16px;
  }

  .collapsible-content.active {
    padding: 16px;
  }
}