/* =====================================================
   技术支持页 (Support) 样式
   ===================================================== */

.support-page .page-hero {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-mid));
  color: #fff;
  padding: 56px 0;
}
.support-page .page-hero h1 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 10px;
}
.support-page .page-hero p {
  font-size: 16px;
  opacity: 0.85;
}

.support-page .section-title-wrap.with-top {
  margin-top: 64px;
}

/* ===== 文档 Tab ===== */
.support-page .doc-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--color-border);
}
.support-page .tab-btn {
  display: inline-block;
  padding: 10px 24px;
  font-size: 15px;
  color: var(--color-text-muted);
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: all var(--transition);
}
.support-page .tab-btn.active {
  color: var(--color-primary);
  font-weight: 600;
  border-bottom-color: var(--color-primary);
}
.support-page .tab-btn:hover {
  color: var(--color-primary);
}

/* ===== 文档列表 ===== */
.support-page .docs-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.support-page .doc-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  background: var(--color-white);
  cursor: pointer;
  transition: background var(--transition);
}
.support-page .doc-card:hover {
  background: var(--color-primary-light);
}
.support-page .doc-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}
.support-page .doc-info {
  flex: 1;
}
.support-page .doc-title {
  font-size: 15px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 4px;
}
.support-page .doc-meta {
  display: flex;
  gap: 12px;
}
.support-page .version {
  font-size: 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}
.support-page .size {
  font-size: 12px;
  color: var(--color-text-light);
}
.support-page .doc-arrow {
  font-size: 20px;
  color: var(--color-primary);
}
.support-page .doc-card.disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

/* ===== SDK ===== */
.support-page .sdk-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.support-page .sdk-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px 24px;
}
.support-page .sdk-badge {
  width: 64px;
  height: 64px;
  background: #f4f6f8;
  border: 1px solid #eceef1;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 8px;
  overflow: hidden;
}
.support-page .sdk-badge img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}
.support-page .sdk-badge .default-icon {
  width: 60%;
  height: 60%;
  color: #b3bac4;
}
.support-page .platform-tag {
  font-size: 12px;
  background: #e8f0fb;
  color: #3f6aa8;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}
.support-page .sdk-info {
  flex: 1;
}
.support-page .sdk-name {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: 4px;
}
.support-page .sdk-namerow {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 4px;
}
.support-page .sdk-namerow .sdk-name {
  margin-bottom: 0;
}
.support-page .sdk-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 6px;
}
/* Markdown 渲染后的描述 */
.support-page .markdown-body { line-height: 1.7; }
.support-page .markdown-body > :first-child { margin-top: 0; }
.support-page .markdown-body > :last-child { margin-bottom: 0; }
.support-page .markdown-body p { margin: 0 0 8px; }
.support-page .markdown-body ul,
.support-page .markdown-body ol { margin: 6px 0; padding-left: 22px; }
.support-page .markdown-body h1,
.support-page .markdown-body h2,
.support-page .markdown-body h3,
.support-page .markdown-body h4 { margin: 12px 0 6px; line-height: 1.3; color: var(--color-text); }
.support-page .markdown-body h1 { font-size: 20px; }
.support-page .markdown-body h2 { font-size: 18px; }
.support-page .markdown-body h3 { font-size: 16px; }
.support-page .markdown-body h4 { font-size: 14px; }
.support-page .markdown-body a { color: var(--color-primary); }
.support-page .markdown-body code { background: #f0f2f4; padding: 1px 5px; border-radius: 3px; font-size: 90%; }
.support-page .markdown-body pre { background: #f6f8fa; padding: 12px 14px; border-radius: 6px; overflow-x: auto; }
.support-page .markdown-body pre code { background: none; padding: 0; }
.support-page .markdown-body blockquote { margin: 6px 0; padding: 2px 12px; border-left: 3px solid #d8dde3; color: var(--color-text-light); }
.support-page .markdown-body img { max-width: 100%; border-radius: 4px; }
.support-page .markdown-body table { border-collapse: collapse; margin: 6px 0; }
.support-page .markdown-body th,
.support-page .markdown-body td { border: 1px solid #e2e6ea; padding: 4px 10px; }
.support-page .sdk-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  row-gap: 6px;
}
.support-page .date {
  font-size: 12px;
  color: #8c8275;
  background: #f0eee9;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
}

/* ===== FAQ ===== */
.support-page .faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.support-page .faq-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.support-page .faq-q {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 18px 24px;
  cursor: pointer;
  transition: background var(--transition);
  width: 100%;
  text-align: left;
}
.support-page .faq-q:hover {
  background: var(--color-primary-light);
}
.support-page .q-icon {
  width: 28px;
  height: 28px;
  background: var(--color-primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}
.support-page .q-text {
  flex: 1;
  font-size: 16px;
  font-weight: 500;
  color: var(--color-text);
}
.support-page .q-arrow {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
  transition: transform var(--transition);
}
.support-page .faq-item.open .q-arrow {
  transform: rotate(180deg);
}
.support-page .faq-a {
  padding: 0 24px 18px 66px;
  display: none;
}
.support-page .faq-item.open .faq-a {
  display: block;
}
.support-page .faq-a p {
  font-size: 15px;
  color: var(--color-text-secondary);
  line-height: 1.8;
  white-space: pre-line;
}

@media (max-width: 767px) {
  .support-page .sdk-card {
    flex-wrap: wrap;
  }
  .support-page .sdk-meta {
    gap: 8px;
  }
  .support-page .faq-a {
    padding-left: 24px;
  }
}