/* ============================================================
 * 组件 —— 按钮 / 卡片 / 表单 / 分页 / 标签 / 轮播 / 提示
 * ============================================================ */

/* ===================== 按钮 ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  padding: 10px 24px;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: 500;
  border: 1px solid transparent;
  transition: background var(--transition-fast), color var(--transition-fast),
    border-color var(--transition-fast), box-shadow var(--transition-fast);
  white-space: nowrap;
}

.btn--primary {
  background: var(--color-primary);
  color: #fff;
}

.btn--primary:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.btn--outline {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: transparent;
}

.btn--outline:hover {
  background: var(--color-primary);
  color: #fff;
}

.btn--light {
  background: #fff;
  color: var(--color-primary);
}

.btn--ghost-light {
  border-color: rgba(255, 255, 255, 0.7);
  color: #fff;
  background: transparent;
}

.btn--ghost-light:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.btn--lg {
  padding: 13px 36px;
  font-size: var(--fs-md);
}

.btn--block {
  width: 100%;
}

.btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ===================== 徽章 / 状态标签 ===================== */
.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  font-weight: 500;
  line-height: 1.6;
}

.badge--primary { background: var(--color-primary-bg); color: var(--color-primary); }
.badge--accent { background: #fdf3e3; color: var(--color-accent-dark); }
.badge--success { background: #e6f6ec; color: var(--color-success); }
.badge--danger { background: #fbeaea; color: var(--color-danger); }
.badge--muted { background: var(--color-bg-gray); color: var(--color-text-secondary); }

/* ===================== 卡片 ===================== */
.card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-normal),
    transform var(--transition-normal);
  display: flex;
  flex-direction: column;
}

a.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.card__cover {
  position: relative;
  aspect-ratio: 16 / 9;
  font-size: var(--fs-md);
  overflow: hidden;
}

/* 封面左上角状态角标（会议 / 论坛预告卡片） */
.card__cover-badge {
  position: absolute;
  left: var(--space-sm);
  top: var(--space-sm);
  z-index: 1;
}

.card__cover-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

a.card:hover .card__cover-img {
  transform: scale(1.04);
}

.card__body {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  flex: 1;
}

.card__title {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

a.card:hover .card__title {
  color: var(--color-primary);
}

.card__summary {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card__meta {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ---- 专家卡片 ---- */
.expert-card {
  align-items: center;
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
  gap: var(--space-sm);
}

.expert-card__photo {
  width: 140px;
  height: 180px;
  border-radius: var(--radius-md);
  overflow: hidden;
  flex-shrink: 0;
  background: var(--color-bg-muted, #f2f4f7);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

.expert-card__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}

.expert-card .avatar-placeholder {
  width: 140px;
  height: 180px;
  border-radius: var(--radius-md);
  font-size: 44px;
}

.expert-card__name {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-heading);
}

.expert-card__title {
  font-size: var(--fs-sm);
  color: var(--color-primary);
}

.expert-card__org {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

.expert-card__fields {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ---- 快捷入口卡片 ---- */
.quick-entry {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg) var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: box-shadow var(--transition-normal),
    transform var(--transition-normal), border-color var(--transition-fast);
}

.quick-entry:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--color-primary-light);
}

.quick-entry__icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-bg);
  color: var(--color-primary);
}

.quick-entry__icon svg {
  width: 26px;
  height: 26px;
  fill: currentColor;
}

.quick-entry__name {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-heading);
}

.quick-entry__desc {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ===================== 首页：数据委介绍 ===================== */
.intro-committee {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
}

.intro-committee__body {
  flex: 1 1 60%;
  min-width: 0;
}

.intro-committee__body p {
  color: var(--color-text-secondary);
  line-height: 1.9;
}

.intro-committee__body .btn + .btn {
  margin-left: var(--space-sm);
}

.intro-committee__aside {
  flex: 0 0 34%;
  min-height: 200px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-lg);
}

.intro-committee__logo {
  max-width: 240px;
  width: 100%;
  height: auto;
}

/* ===================== 首页：会员处二维码 ===================== */
.contact-qr {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
}

.contact-qr__info {
  flex: 1 1 380px;
}

.contact-qr__codes {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.contact-qr__info p {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.contact-qr__meta {
  margin-top: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.contact-qr__code {
  text-align: center;
}

.contact-qr__img {
  width: 160px;
  height: 160px;
  display: block;
  object-fit: contain;
  background: #fff;
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

.contact-qr__label {
  margin-top: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

@media (max-width: 768px) {
  .intro-committee {
    flex-direction: column;
    align-items: stretch;
  }
  .intro-committee__aside {
    width: 100%;
  }
}

/* ===================== 文章列表（横向条目） ===================== */
.news-item {
  display: flex;
  align-items: baseline;
  gap: var(--space-md);
  padding: 12px 0;
  border-bottom: 1px dashed var(--color-border);
  font-size: var(--fs-sm);
}

.news-item:last-child {
  border-bottom: none;
}

.news-item__title {
  flex: 1;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.news-item__title:hover {
  color: var(--color-primary);
}

.news-item__date {
  flex-shrink: 0;
  color: var(--color-text-muted);
  font-size: var(--fs-xs);
}

/* ---- 带缩略图的列表条目（会员动态等） ---- */
.news-thumb {
  border-bottom: 1px dashed var(--color-border);
}

.news-thumb:last-child {
  border-bottom: none;
}

.news-thumb__link {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  padding: 12px 0;
}

.news-thumb__pic {
  flex: 0 0 120px;
  width: 120px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-gray);
}

.news-thumb__pic img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.news-thumb__link:hover .news-thumb__pic img {
  transform: scale(1.05);
}

.news-thumb__body {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.news-thumb__title {
  color: var(--color-text);
  font-size: var(--fs-sm);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.news-thumb__link:hover .news-thumb__title {
  color: var(--color-primary);
}

.news-thumb__date {
  color: var(--color-text-muted);
  font-size: var(--fs-xs);
}

/* 带日期块的列表条目（列表页） */
.article-row {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition-normal);
}

.article-row:hover {
  box-shadow: var(--shadow-md);
}

.article-row__date {
  flex-shrink: 0;
  width: 72px;
  text-align: center;
  border-right: 1px solid var(--color-border);
  padding-right: var(--space-lg);
  align-self: center;
}

.article-row__day {
  font-size: var(--fs-2xl);
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.2;
}

.article-row__ym {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  white-space: nowrap;
}

.article-row__cover {
  flex-shrink: 0;
  width: 180px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-gray);
  align-self: center;
}

.article-row__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.article-row:hover .article-row__cover img {
  transform: scale(1.05);
}

@media (max-width: 640px) {
  .article-row__cover {
    width: 120px;
  }
}

.article-row__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
}

.article-row__title {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-heading);
}

.article-row:hover .article-row__title {
  color: var(--color-primary);
}

.article-row__summary {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-row__meta {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  display: flex;
  gap: var(--space-md);
}

/* 资料下载行：下载按钮列 + 文件类型标识 */
.article-row__action {
  flex-shrink: 0;
  align-self: center;
}

.article-row__date--file .article-row__day {
  font-size: var(--fs-md);
}

/* 入会指南：申请表下载行 */
.download-inline {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.download-inline li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-gray);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
}

/* 会员价值卡片 */
.value-card {
  padding: var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.value-card__title {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--space-xs);
}

/* ===================== 分页 ===================== */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-top: var(--space-xl);
  flex-wrap: wrap;
}

.pagination__btn {
  min-width: 38px;
  height: 38px;
  padding: 0 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  transition: all var(--transition-fast);
}

.pagination__btn:hover:not([disabled]) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination__btn.is-current {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

.pagination__btn[disabled] {
  opacity: 0.45;
  cursor: not-allowed;
}

/* ===================== 选项卡 ===================== */
.tabs {
  display: flex;
  gap: var(--space-sm);
  border-bottom: 2px solid var(--color-border);
  margin-bottom: var(--space-lg);
}

.tabs__btn {
  padding: 12px 24px;
  font-size: var(--fs-md);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.tabs__btn:hover {
  color: var(--color-primary);
}

.tabs__btn.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* ===================== 表单 ===================== */
.form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.form__section-title {
  font-size: var(--fs-lg);
  margin: var(--space-xl) 0 var(--space-md);
  padding-bottom: var(--space-sm);
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.form__section-title:first-child {
  margin-top: 0;
}

.form__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-md) var(--space-lg);
}

.form__item {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form__item--full {
  grid-column: 1 / -1;
}

.form__label {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-heading);
}

.form__label .req {
  color: var(--color-danger);
  margin-left: 2px;
}

.form__control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  background: var(--color-bg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form__control:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(26, 95, 180, 0.12);
}

.form__control.is-invalid {
  border-color: var(--color-danger);
}

textarea.form__control {
  resize: vertical;
  min-height: 96px;
}

.form__hint {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.form__error {
  font-size: var(--fs-xs);
  color: var(--color-danger);
  display: none;
}

.form__item.has-error .form__error {
  display: block;
}

/* 单选 / 复选组 */
.form__choices {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  padding: 6px 0;
}

.choice {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  color: var(--color-text);
  cursor: pointer;
}

.choice input {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
}

/* 文件上传 */
.upload {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.upload__preview {
  width: 84px;
  height: 112px;
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-gray);
  color: var(--color-text-muted);
  font-size: var(--fs-xs);
  text-align: center;
}

.upload__preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.upload--signature .upload__preview {
  width: 180px;
  height: 84px;
}

.form__actions {
  margin-top: var(--space-xl);
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* ===================== 站内搜索页 ===================== */
.search-page__form {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.search-page__input {
  flex: 1;
  min-width: 0;
  padding: 12px 18px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: var(--fs-md);
  background: var(--color-bg);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.search-page__input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.search-page__form .btn {
  flex-shrink: 0;
}

.search-page__count {
  color: var(--color-text-secondary);
  font-size: var(--fs-sm);
  margin-bottom: var(--space-md);
}

.search-mark {
  background: #fff3cd;
  color: var(--color-primary-dark);
  padding: 0 2px;
  border-radius: 2px;
}

/* ===================== 查询结果 ===================== */
.result-panel {
  margin-top: var(--space-lg);
}

.result-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.result-card__head {
  background: var(--color-primary-bg);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.result-card__name {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-heading);
}

.result-card__body {
  padding: var(--space-lg);
}

.result-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--fs-sm);
}

.result-table th,
.result-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.result-table th {
  color: var(--color-text-muted);
  font-weight: 500;
  width: 110px;
  white-space: nowrap;
}

.result-empty {
  text-align: center;
  padding: var(--space-2xl) var(--space-md);
  color: var(--color-text-muted);
}

.result-empty__icon {
  font-size: 44px;
  margin-bottom: var(--space-md);
}

/* ===================== 轮播图 ===================== */
.carousel {
  position: relative;
  overflow: hidden;
  border-radius: 0;
}

.carousel__track {
  display: flex;
  transition: transform 0.5s ease;
  height: 100%;
}

.carousel__slide {
  position: relative;
  flex: 0 0 100%;
  min-width: 0;
}

.carousel__slide .placeholder-img {
  height: 100%;
  min-height: 220px;
}

.carousel__media {
  display: block;
  height: 100%;
}

.carousel__img {
  display: block;
  width: 100%;
  height: 220px;
  object-fit: cover;
}

.carousel__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.55));
  color: #fff;
}

.carousel__caption-title {
  color: #fff;
  font-size: var(--fs-lg);
  margin-bottom: 4px;
}

.carousel__caption-desc {
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.85);
  display: none;
}

.carousel__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.3);
  color: #fff;
  font-size: 22px;
  display: none;
  align-items: center;
  justify-content: center;
  transition: background var(--transition-fast);
  z-index: 2;
}

.carousel__arrow:hover {
  background: rgba(0, 0, 0, 0.55);
}

.carousel__arrow--prev { left: var(--space-md); }
.carousel__arrow--next { right: var(--space-md); }

.carousel__dots {
  position: absolute;
  bottom: var(--space-md);
  right: var(--space-lg);
  display: flex;
  gap: var(--space-sm);
  z-index: 2;
}

.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.5);
  transition: background var(--transition-fast), width var(--transition-fast);
}

.carousel__dot.is-active {
  background: #fff;
  width: 24px;
  border-radius: var(--radius-pill);
}

/* ===================== 文章详情 ===================== */
.article-detail {
  max-width: 860px;
  margin: 0 auto;
}

.article-detail__title {
  font-size: var(--fs-2xl);
  text-align: center;
  line-height: 1.5;
}

.article-detail__meta {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-sm) var(--space-lg);
  margin: var(--space-md) 0 var(--space-xl);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--color-border);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.article-detail__content {
  font-size: var(--fs-md);
  line-height: 1.9;
  color: var(--color-text);
}

.article-detail__content p {
  margin-bottom: var(--space-md);
}

.article-detail__nav {
  margin-top: var(--space-2xl);
  border-top: 1px solid var(--color-border);
  padding-top: var(--space-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  font-size: var(--fs-sm);
}

.article-detail__nav a {
  color: var(--color-text-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.article-detail__nav a:hover {
  color: var(--color-primary);
}

.article-detail__nav .label {
  color: var(--color-text-muted);
  margin-right: var(--space-sm);
}

/* ===================== 提示 Toast ===================== */
.toast {
  position: fixed;
  top: calc(var(--header-height-mobile) + 16px);
  left: 50%;
  transform: translate(-50%, -12px);
  z-index: var(--z-toast);
  padding: 12px 24px;
  border-radius: var(--radius-md);
  background: rgba(28, 37, 48, 0.92);
  color: #fff;
  font-size: var(--fs-sm);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal), transform var(--transition-normal);
  max-width: calc(100vw - 32px);
  text-align: center;
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

.toast--success { background: var(--color-success); }
.toast--error { background: var(--color-danger); }

/* ===================== 信息面板（静态页） ===================== */
.panel {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.panel h2 {
  font-size: var(--fs-xl);
  margin-bottom: var(--space-md);
  padding-left: 12px;
  border-left: 4px solid var(--color-primary);
}

.panel h3 {
  font-size: var(--fs-lg);
  margin: var(--space-lg) 0 var(--space-sm);
}

.panel p {
  margin-bottom: var(--space-md);
  line-height: 1.9;
}

.panel ul,
.panel ol {
  padding-left: 1.4em;
  margin-bottom: var(--space-md);
}

.panel ul li {
  list-style: disc;
  margin-bottom: 6px;
}

.panel ol li {
  margin-bottom: 6px;
}

/* ===================== 证书图片 ===================== */
.cert-figures {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-xl);
  justify-content: center;
  margin: var(--space-lg) 0 var(--space-md);
}

.cert-figure {
  flex: 1 1 320px;
  max-width: 480px;
  margin: 0;
  text-align: center;
}

.cert-figure img {
  width: 100%;
  height: auto;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.cert-figure figcaption {
  margin-top: var(--space-sm);
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
}

/* ===================== 发展历程时间轴 ===================== */
.timeline {
  position: relative;
  margin: var(--space-lg) 0 0;
  padding-left: var(--space-xl);
  list-style: none;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 6px;
  bottom: 6px;
  left: 7px;
  width: 2px;
  background: var(--color-border);
}

.timeline__item {
  position: relative;
  padding-bottom: var(--space-lg);
}

.timeline__item:last-child {
  padding-bottom: 0;
}

.timeline__item::before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--space-xl) + 1px);
  top: 6px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-primary);
  border: 3px solid var(--color-bg);
  box-shadow: 0 0 0 1px var(--color-primary-light);
}

.timeline__time {
  display: block;
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.timeline__desc {
  font-size: var(--fs-sm);
  line-height: 1.9;
  color: var(--color-text-secondary);
  margin: 0;
}

/* 分区标题右侧副标题 */
.section__sub {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

/* 分区标题左侧竖条按类别着色 */
.dyn-sec-title--notice::before { background: var(--color-primary); }
.dyn-sec-title--council::before { background: var(--color-accent, #d99b3f); }

/* 带图标标题时，把类别配色转移到图标徽章上 */
.dyn-sec-title--notice.section__title--icon .section-icon {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}
.dyn-sec-title--council.section__title--icon .section-icon {
  color: var(--color-accent-dark, #c8852a);
  background: rgba(232, 161, 58, 0.14);
}
.dyn-sec-title--policy.section__title--icon .section-icon {
  color: var(--color-success, #2e9e5b);
  background: rgba(46, 158, 91, 0.12);
}
/* 灰底区块内保持白底描边以确保对比度，但图标本身仍按类别着色 */
.section--gray .dyn-sec-title.section__title--icon .section-icon {
  background: #fff;
}
.dyn-sec-title--policy::before { background: var(--color-success, #2fae6b); }

/* ===================== 协会动态：要闻速览 ===================== */
.dyn-feature {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-lg);
}

.dyn-feature__card {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.dyn-feature__card::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
}

.dyn-feature__card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.dyn-feature__tag {
  align-self: flex-start;
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-xs);
  font-weight: 500;
}

.dyn-feature__tag--notice { background: var(--color-primary-bg); color: var(--color-primary); }
.dyn-feature__tag--council { background: #fdf3e3; color: var(--color-accent-dark, #a86a1a); }
.dyn-feature__tag--policy { background: #e6f6ec; color: var(--color-success, #2fae6b); }

/* 带封面的要闻卡片：图片满宽置顶，正文另加内边距 */
.dyn-feature__card--has-cover {
  padding: 0;
  gap: 0;
}

.dyn-feature__cover {
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-bg-gray);
}

.dyn-feature__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.dyn-feature__card--has-cover:hover .dyn-feature__cover img {
  transform: scale(1.04);
}

.dyn-feature__main {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-lg);
}

.dyn-feature__title {
  font-size: var(--fs-lg);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dyn-feature__card:hover .dyn-feature__title {
  color: var(--color-primary);
}

.dyn-feature__summary {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dyn-feature__foot {
  margin-top: auto;
  padding-top: var(--space-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-sm);
}

.dyn-feature__date {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.dyn-feature__more {
  font-size: var(--fs-sm);
  color: var(--color-primary);
  font-weight: 500;
}

/* ===================== 协会动态：分区卡片 ===================== */
.dyn-card {
  display: flex;
  gap: var(--space-lg);
  padding: var(--space-lg);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.dyn-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.dyn-card__date {
  flex-shrink: 0;
  width: 76px;
  border-radius: var(--radius-md);
  background: var(--color-bg-gray);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-sm) 0;
  align-self: flex-start;
}

.dyn-card__date--notice { color: var(--color-primary); background: var(--color-primary-bg); }
.dyn-card__date--council { color: var(--color-accent-dark, #a86a1a); background: #fdf3e3; }
.dyn-card__date--policy { color: var(--color-success, #2fae6b); background: #e6f6ec; }

/* 带封面的分区卡片：左侧缩略图替代日期块 */
.dyn-card__cover {
  flex-shrink: 0;
  width: 160px;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-bg-gray);
  align-self: flex-start;
}

.dyn-card__cover img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-normal);
}

.dyn-card--has-cover:hover .dyn-card__cover img {
  transform: scale(1.05);
}

/* 有封面时隐藏日期块（日期已弱化，图片优先） */
.dyn-card--has-cover .dyn-card__date {
  display: none;
}

@media (max-width: 560px) {
  .dyn-card__cover {
    width: 108px;
  }
}

.dyn-card__day {
  font-size: var(--fs-2xl);
  font-weight: 700;
  line-height: 1.1;
}

.dyn-card__ym {
  font-size: var(--fs-xs);
  opacity: 0.85;
}

.dyn-card__body {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dyn-card__title {
  font-size: var(--fs-md);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dyn-card:hover .dyn-card__title {
  color: var(--color-primary);
}

.dyn-card__summary {
  font-size: var(--fs-sm);
  color: var(--color-text-secondary);
  line-height: 1.8;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.dyn-card__meta {
  margin-top: auto;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ===================== 首页·区块副标题 ===================== */
.section__head--stack {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
}

/* ===================== 首页·案例分析卡片 ===================== */
.case-card__cover {
  position: relative;
  aspect-ratio: 16 / 9;
}

.case-card__field {
  position: absolute;
  left: var(--space-md);
  top: var(--space-md);
  padding: 3px 12px;
  border-radius: var(--radius-pill);
  background: rgba(0, 0, 0, 0.42);
  color: #fff;
  font-size: var(--fs-xs);
  z-index: 1;
}

/* ===================== 首页·行业视频 ===================== */
.video-card__cover {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
}

.video-card__play {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-normal), background var(--transition-fast);
}

.video-card__play svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
  margin-left: 3px;
}

a.card:hover .video-card__play {
  transform: translate(-50%, -50%) scale(1.1);
  background: #fff;
}

.video-card__duration {
  position: absolute;
  right: var(--space-sm);
  bottom: var(--space-sm);
  padding: 1px 8px;
  border-radius: var(--radius-sm);
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  font-size: var(--fs-xs);
  z-index: 1;
}

/* ===================== 首页·专家访谈 ===================== */
.interview {
  display: flex;
  gap: var(--space-md);
  align-items: center;
  padding: var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.interview:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.interview__photo {
  flex: 0 0 60px;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  overflow: hidden;
  background: var(--color-bg-muted, #f2f4f7);
}

.interview__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
}

.interview__body {
  min-width: 0;
}

.interview__topic {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-heading);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.interview:hover .interview__topic {
  color: var(--color-primary);
}

.interview__who {
  margin-top: 4px;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

/* ===================== 首页·人才培养 ===================== */
.talent-cta {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
  flex-wrap: wrap;
}

.talent-cta__body {
  flex: 1 1 340px;
  min-width: 0;
}

.talent-cta__body p {
  color: var(--color-text-secondary);
  line-height: 1.9;
}

.talent-cta__actions {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.talent-cta__media {
  flex: 1 1 380px;
  min-width: 0;
}

.talent-cta__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  object-fit: cover;
}

/* ===================== 右侧悬浮快捷服务栏 ===================== */
.quick-bar {
  position: fixed;
  right: var(--space-md);
  top: 50%;
  transform: translateY(-50%);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--color-border);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: visible;
  box-shadow: var(--shadow-md);
}

.quick-bar__item {
  position: relative;
  width: 64px;
  padding: 12px 4px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  background: var(--color-bg);
  color: var(--color-text-secondary);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.quick-bar__item:first-child { border-radius: var(--radius-md) var(--radius-md) 0 0; }
.quick-bar__item:last-child { border-radius: 0 0 var(--radius-md) var(--radius-md); }

.quick-bar__item:hover {
  background: var(--color-primary);
  color: #fff;
}

.quick-bar__icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.quick-bar__icon svg {
  width: 22px;
  height: 22px;
  fill: currentColor;
}

.quick-bar__label {
  font-size: var(--fs-xs);
  line-height: 1.3;
  text-align: center;
}

/* ---- 悬停弹出层（电话 / 二维码） ---- */
.quick-bar__pop {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%) scale(0.96);
  transform-origin: right center;
  min-width: 180px;
  padding: var(--space-md);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  text-align: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast),
    visibility var(--transition-fast);
}

.quick-bar__item--pop:hover .quick-bar__pop {
  opacity: 1;
  visibility: visible;
  transform: translateY(-50%) scale(1);
}

.quick-bar__pop::after {
  content: "";
  position: absolute;
  right: -6px;
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
  width: 12px;
  height: 12px;
  background: var(--color-bg);
  border-right: 1px solid var(--color-border);
  border-top: 1px solid var(--color-border);
}

.quick-bar__pop-label {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--color-heading);
}

.quick-bar__pop-tel {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--color-primary);
}

.quick-bar__qr {
  display: block;
  width: 130px;
  height: 130px;
  border-radius: var(--radius-sm);
  object-fit: contain;
  background: #fff;
}

/* ---- 返回顶部：滚动一定距离后才显现 ---- */
.quick-bar__top {
  border: none;
  opacity: 0;
  visibility: hidden;
  max-height: 0;
  padding-top: 0;
  padding-bottom: 0;
  overflow: hidden;
  transition: opacity var(--transition-fast), max-height var(--transition-fast),
    padding var(--transition-fast), visibility var(--transition-fast);
}

.quick-bar.is-scrolled .quick-bar__top {
  opacity: 1;
  visibility: visible;
  max-height: 80px;
  padding: 12px 4px 10px;
}

@media (max-width: 768px) {
  .quick-bar {
    right: 10px;
    bottom: 16px;
    top: auto;
    transform: none;
  }
  .quick-bar__item {
    width: 52px;
    padding: 9px 4px 8px;
  }
  .quick-bar__label { display: none; }
  /* 移动端仅保留“返回顶部”，其余入口在页面内已有导航 */
  .quick-bar__item:not(.quick-bar__top) { display: none; }
  .quick-bar__pop { display: none; }
}

/* ===================== 响应式 ===================== */
@media (min-width: 768px) {
  .carousel__caption-desc {
    display: block;
  }

  .carousel__slide .placeholder-img {
    min-height: 320px;
  }

  .carousel__img {
    height: 360px;
  }

  .form__grid--2 {
    grid-template-columns: repeat(2, 1fr);
  }

  .dyn-feature {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .carousel__arrow {
    display: flex;
  }

  .carousel__slide .placeholder-img {
    min-height: 420px;
  }

  .carousel__img {
    height: 460px;
  }

  .carousel__caption-title {
    font-size: var(--fs-2xl);
  }

  .carousel__caption-desc {
    font-size: var(--fs-md);
  }
}

/* ===================== 会员专区页内锚点导航 ===================== */
/* 吸顶子导航：桌面端贴在站点头部下方；移动端头部无导航条，直接贴顶 */
.member-subnav {
  position: sticky;
  /* 紧贴站点头部下方吸顶；头部高度由脚本实测写入 --member-header-h */
  top: var(--member-header-h, 64px);
  /* 低于站点头部（--z-header:100），确保头部下拉菜单能覆盖在子导航之上 */
  z-index: 90;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.member-subnav__list {
  display: flex;
  flex-wrap: nowrap;
  gap: var(--space-xs);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}

.member-subnav__link {
  display: inline-block;
  white-space: nowrap;
  padding: 14px 16px;
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-secondary);
  border-bottom: 3px solid transparent;
  transition: color var(--transition-fast), border-color var(--transition-fast);
}

.member-subnav__link:hover {
  color: var(--color-primary);
}

.member-subnav__link.is-active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* 锚点定位偏移：避开吸顶头部 + 子导航（高度由脚本实测写入） */
.member-section {
  scroll-margin-top: var(--member-anchor-offset, 120px);
}

@media (min-width: 1024px) {
  .member-subnav__list {
    flex-wrap: wrap;
    overflow-x: visible;
    justify-content: center;
  }
}