/**
 * 全站前端样式（温暖风格：首页、课程、机构、登录注册、会员中心等）
 */
@import url("https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;600&display=swap");

:root {
  --color-primary: #a67c47;
  --color-primary-hover: #8f6a3a;
  --color-primary-dark: #6b5029;
  --color-primary-soft: #ebe0d0;
  --color-success: #5a8f62;
  --color-success-hover: #4a7d52;
  --color-error: #b84a3a;
  --color-text: #2a2a2a;
  --color-text-secondary: #555;
  --color-text-muted: #7a7570;
  --color-border: #e2ddd6;
  --color-border-light: #eae6e0;
  --color-bg: #fff;
  --color-bg-page: #f8f6f2;
  --color-bg-footer: #f0ede8;
  --font-sans: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", sans-serif;
  --font-heading: "Noto Serif SC", "Source Han Serif SC", serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 2px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 12px 32px rgba(0,0,0,0.08);
}

* { box-sizing: border-box; }
html, body { min-height: 100vh; margin: 0; }
body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-bg-page);
  display: flex;
  flex-direction: column;
}

/* ========== 顶栏（固定悬浮顶部）========== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 999;
  background: linear-gradient(165deg, #454035 0%, #3d382e 45%, #342f26 100%);
  color: #fff;
  padding: 0.75rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
  box-shadow: 0 1px 0 rgba(255,255,255,0.06), 0 4px 20px rgba(0,0,0,0.12);
}
body { padding-top: 3.5rem; }
.site-header a { color: #fff; text-decoration: none; opacity: 0.92; transition: opacity 0.2s; }
.site-header a:hover { opacity: 1; text-decoration: none; }
.site-header .header-brand {
  font-family: var(--font-heading);
  font-weight: 600;
  background: var(--color-bg-page);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 0.2rem 1.5rem;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  font-size: 1.12rem;
  margin-right: 1rem;
  letter-spacing: 0.03em;
}
.site-header .header-nav { display: flex; align-items: center; gap: 0.5rem 1rem; flex-wrap: wrap; }
.site-header .header-right { display: flex; align-items: center; gap: 0.85rem 1.2rem; margin-left: auto; font-size: 0.95rem; }
.site-header .header-user { opacity: 0.92; }

/* ========== 底栏 Footer ========== */
.site-footer {
  --footer-fs: 13px;
  --footer-lh: 1.6;
  --footer-pad-y: 1.75rem;
  --footer-pad-x: 1.25rem;
  --footer-gap: 0.75rem;
  --footer-sep: 0.2em;

  margin-top: auto;
  padding: 0;
  font-size: var(--footer-fs);
  line-height: var(--footer-lh);
  color: var(--color-text-secondary);
  background: var(--color-bg-footer);
  border-top: 1px solid var(--color-border);
}

.site-footer__inner {
  max-width: 100%;
  margin: 0 auto;
  padding: var(--footer-pad-y) var(--footer-pad-x);
  text-align: center;
}

/* 第1行：友情链接（仅首页显示） */
.site-footer__links {
  line-height: 1.7;
  margin-bottom: var(--footer-gap);
}
.site-footer__links a {
  color: var(--color-primary);
  text-decoration: none;
}
.site-footer__links a:hover {
  text-decoration: underline;
}
.site-footer__links a + a::before {
  content: " · ";
  margin: 0 var(--footer-sep);
  color: var(--color-text-muted);
  font-weight: 300;
  pointer-events: none;
}

/* 第2行：网站介绍（与首页精选文章下方标题列表 .article-list-index a 文字样式一致） */
.site-footer__intro-line {
  margin: 0 0 var(--footer-gap);
  line-height: 1.7;
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--color-primary);
}
.site-footer__intro-line a { color: var(--color-primary); text-decoration: none; font-weight: 500; }
.site-footer__intro-line a:hover { color: var(--color-primary-hover); text-decoration: underline; }
.site-footer__intro-line a:visited { color: var(--color-primary); text-decoration: none; }
.site-footer__intro-line a:visited:hover { color: var(--color-primary-hover); text-decoration: underline; }

/* 第3行：机构登录按钮 + 联系方式按钮 */
.site-footer__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 1rem;
  margin-bottom: var(--footer-gap);
}
.site-footer__btn {
  display: inline-block;
  padding: 0.35rem 0.9rem;
  font-size: 13px;
  color: var(--color-primary);
  background: transparent;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.2s, color 0.2s;
}
.site-footer__btn:hover {
  background: var(--color-primary);
  color: #fff;
}
.site-footer__contact {
  font-family: var(--font-sans);
  font-weight: 500;
  color: var(--color-primary);
  line-height: 1.7;
}

/* 第4行：流量统计代码（隐藏） */
/* 见 .site-footer__analytics  below */

/* 第5行：备案号（仅首页显示，并排） */
.site-footer__icp {
  margin: 0;
  padding-top: var(--footer-gap);
  font-size: 12px;
  line-height: 1.5;
  color: var(--color-text-muted);
}
.site-footer__icp a {
  color: var(--color-primary);
  text-decoration: none;
}
.site-footer__icp a:hover {
  text-decoration: underline;
}
.site-footer__icp a + a,
.site-footer__icp a + span {
  margin-left: 0.5rem;
}

/* 统计代码（不占视觉） */
.site-footer__analytics {
  margin: 0;
  padding: 0;
  border: 0;
  clip: rect(0, 0, 0, 0);
  height: 0;
  overflow: hidden;
}

@media (max-width: 768px) {
  .site-footer {
    --footer-pad-y: 1.35rem;
    --footer-pad-x: 1rem;
    --footer-gap: 0.65rem;
  }
  .site-footer__inner {
    max-width: none;
  }
}

/* ========== 导航选择弹层 ========== */
.nav-trigger {
  background: none;
  border: none;
  padding: 0;
  margin: 0;
  font-size: inherit;
  color: var(--color-primary);
  cursor: pointer;
  text-decoration: none;
}
.nav-trigger:hover { text-decoration: underline; }
.nav-sheet {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  pointer-events: none;
}
.nav-sheet[hidden] { display: none; }
.nav-sheet:not([hidden]) { pointer-events: auto; }
.nav-sheet-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}
.nav-sheet-panel {
  position: relative;
  width: 100%;
  max-width: 400px;
  max-height: 70vh;
  background: var(--color-bg, #fff);
  border-radius: 12px 12px 0 0;
  box-shadow: 0 -4px 20px rgba(0,0,0,0.15);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.nav-sheet-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--color-border-light, #eee);
}
.nav-sheet-header h3 { margin: 0; font-size: 1rem; font-weight: 600; }
.nav-sheet-close {
  background: none;
  border: none;
  padding: 0.25rem;
  font-size: 1.5rem;
  line-height: 1;
  color: #666;
  cursor: pointer;
}
.nav-sheet-body {
  padding: 0.75rem;
  overflow-y: auto;
}
.nav-sheet-item {
  display: block;
  width: 100%;
  padding: 0.85rem 1rem;
  margin-bottom: 0.5rem;
  text-align: left;
  font-size: 0.95rem;
  background: var(--color-bg, #fff);
  border: 1px solid var(--color-border, #ddd);
  border-radius: 8px;
  cursor: pointer;
  color: var(--color-text);
}
.nav-sheet-item:last-child { margin-bottom: 0; }
.nav-sheet-item:hover { background: #fdfbf7; border-color: var(--color-primary); color: var(--color-primary); }

/* ========== 主容器 ========== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.25rem 1.5rem;
  flex: 1;
  width: 100%;
}
.container.narrow { max-width: 900px; }
.container.form-page { max-width: 600px; margin-left: auto; margin-right: auto; }

/* 文章页布局（列表页 / 内容页）与热门侧栏 */
.article-layout {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  align-items: flex-start;
}
.article-layout-main {
  flex: 1;
  min-width: 0;
}
.page-article .article-layout-main.page-article-narrow {
  max-width: 900px;
}
/* ---------- PC 版热门排行：顶部与 article-list / article-detail 对齐，不与标题/面包屑对齐 ---------- */
.article-sidebar {
  width: 280px;
  flex-shrink: 0;
}
/* 列表页：侧栏顶部与 .article-list 对齐 */
.page-articles .article-sidebar {
  margin-top: 3.5rem;
}
/* 内容页：侧栏顶部与 .article-detail 对齐 */
.page-article .article-sidebar {
  margin-top: 3rem;
}
.article-sidebar-inner {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border-light);
  padding: 1.25rem 1.35rem;
  position: sticky;
  top: 3.5rem;
}
.article-sidebar-title {
  font-family: var(--font-heading);
  font-size: 1.12rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1rem;
  padding-bottom: 0.65rem;
  border-bottom: 2px solid var(--color-primary-soft);
  letter-spacing: 0.02em;
}
.hot-article-list {
  list-style: none;
  padding: 0;
  margin: 0;
  counter-reset: hot;
}
.hot-article-item {
  counter-increment: hot;
  margin-bottom: 0;
  padding: 0.5rem 0 0.5rem 2em;
  position: relative;
  border-bottom: 1px solid var(--color-border-light);
  transition: background 0.2s ease;
}
.hot-article-item:first-child { padding-top: 0; }
.hot-article-item:last-child { border-bottom: none; padding-bottom: 0; }
.hot-article-item:hover { background: rgba(0, 0, 0, 0.03); }
.hot-article-item::before {
  content: counter(hot);
  position: absolute;
  left: 0;
  top: 0.55em;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-text-muted);
  min-width: 1.6em;
  text-align: right;
  line-height: 1.35;
}
.hot-article-item:nth-child(1)::before,
.hot-article-item:nth-child(2)::before,
.hot-article-item:nth-child(3)::before {
  color: var(--color-primary);
  font-size: 0.9rem;
}
.hot-article-item a {
  display: block;
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--color-text);
  text-decoration: none;
  transition: color 0.2s;
}
.hot-article-item a:hover {
  color: var(--color-primary);
}
/* 标签页：右侧附近试听课列表 */
.tag-nearby-course-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.tag-nearby-course-item {
  margin: 0;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--color-border-light);
}
.tag-nearby-course-item:last-child {
  border-bottom: none;
}
.tag-nearby-course-link {
  display: block;
  text-decoration: none;
  color: var(--color-text);
}
.tag-nearby-course-name {
  font-size: 0.95rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}
.tag-nearby-course-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 0.2rem;
}
.tag-nearby-course-distance {
  white-space: nowrap;
}
.tag-nearby-course-price {
  font-size: 0.9rem;
  color: var(--color-primary-dark);
}
.tag-nearby-course-note {
  margin: 0.75rem 0 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}
/* ---------- 手机版热门排行 ---------- */
@media (max-width: 768px) {
  .article-sidebar {
    width: 100%;
    order: 1;
    margin-top: 0.5rem;
  }
  .page-articles .article-sidebar,
  .page-article .article-sidebar {
    margin-top: 0.5rem;
  }
  .article-layout-main { order: 0; }
  .article-sidebar-inner {
    position: static;
    padding: 1.1rem 1.2rem;
    border-radius: var(--radius);
  }
  .article-sidebar-title {
    font-size: 1.08rem;
    margin-bottom: 0.85rem;
    padding-bottom: 0.55rem;
  }
  .hot-article-item {
    padding: 0.6rem 0 0.6rem 2.1em;
    min-height: 2.75em;
    display: flex;
    align-items: center;
  }
  .hot-article-item:first-child { padding-top: 0.25rem; }
  .hot-article-item::before {
    top: 50%;
    transform: translateY(-50%);
  }
  .hot-article-item a {
    font-size: 0.95rem;
    line-height: 1.4;
    -webkit-tap-highlight-color: transparent;
  }
}

/* 首页区块 */
.index-articles.section { margin-top: 2rem; padding-top: 1.5rem; border-top: 1px solid var(--color-border-light); }
.section-title { font-family: var(--font-heading); margin: 0 0 1rem; font-size: 1.15rem; font-weight: 600; color: var(--color-text); }
.article-list-index { list-style: none; padding: 0; margin: 0 0 1rem; }
.article-list-index li { margin-bottom: 0.6rem; padding-bottom: 0.5rem; border-bottom: 1px solid var(--color-border-light); }
.article-list-index li:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.article-list-index a { color: var(--color-primary); text-decoration: none; font-weight: 500; }
.article-list-index a:hover { color: var(--color-primary-hover); text-decoration: underline; }
.article-list-index a:visited { color: var(--color-primary); text-decoration: none; }
.article-list-index a:visited:hover { color: var(--color-primary-hover); text-decoration: underline; }
.article-more-wrap { margin: 1rem 0 0; text-align: center; }
.btn-more { display: inline-block; padding: 0.5rem 1.5rem; background: var(--color-primary); color: #fff; text-decoration: none; border-radius: 6px; font-weight: 500; }
.btn-more:hover { background: var(--color-primary-hover); color: #fff; }

/* ========== 最新资讯列表页 ========== */
.page-articles {
  padding-top: 1rem;
  padding-bottom: 2rem;
}
.page-articles .page-articles-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1.25rem;
  letter-spacing: 0.02em;
}
.page-articles .page-articles-title-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}
.page-articles .page-articles-title-row .page-articles-title-name {
  font-weight: 600;
  color: var(--color-text);
}
.page-articles .page-articles-empty {
  color: var(--color-text-secondary);
  text-align: center;
  padding: 2.5rem 1rem;
  margin: 0;
  background: var(--color-bg);
  border-radius: var(--radius);
  border: 1px solid var(--color-border-light);
}
.page-articles .article-list {
  list-style: none;
  padding: 0;
  margin: 0;
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border: 1px solid var(--color-border-light);
  overflow: hidden;
}
.page-articles .article-list li {
  margin: 0;
  padding: 0.9rem 1.25rem;
  border-bottom: 1px solid var(--color-border-light);
  transition: background 0.2s ease;
}
.page-articles .article-list li:last-child {
  border-bottom: none;
}
.page-articles .article-list li:hover {
  background: rgba(0, 0, 0, 0.02);
}
.page-articles .article-list a {
  display: inline-block;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  line-height: 1.4;
  transition: color 0.2s ease;
}
.page-articles .article-list a:hover {
  color: var(--color-primary-hover);
  text-decoration: underline;
}
.page-articles .article-item-pinned .article-link-pinned {
  font-weight: 700;
}
.page-articles .article-meta {
  display: block;
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  margin-top: 0.35rem;
}
/* 单标签页顶部「全部标签」按钮 */
.page-articles .page-tag-back-wrap {
  margin: 0 0 1.25rem;
}
.page-articles .btn-back-tags {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.page-articles .btn-back-tags:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

/* 标签列表页 */
.page-tags {
  padding-top: 1rem;
  padding-bottom: 2rem;
}
.page-tags .page-tags-title {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 0.5rem;
}
.page-tags .page-tags-desc {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  margin: 0 0 1.5rem;
}
.page-tags .page-tags-empty {
  color: var(--color-text-secondary);
  text-align: center;
  padding: 2rem;
}
.page-tags .tag-cloud {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1rem;
}
.page-tags .tag-cloud-item {
  margin: 0;
  padding: 0;
}
.page-tags .tag-cloud-link {
  display: inline-block;
  padding: 0.45rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: 20px;
  color: var(--color-primary);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  transition: border-color 0.2s ease, color 0.2s ease, background 0.2s ease;
}
.page-tags .tag-cloud-link:hover {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.page-tags .tag-cloud-count {
  color: var(--color-text-muted);
  font-size: 0.85em;
  margin-left: 0.15em;
}

.page-articles .pagination {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.4rem;
  margin: 1.5rem 0 0.5rem;
}
.page-articles .pagination a {
  display: inline-block;
  padding: 0.5rem 0.85rem;
  min-width: 2.5rem;
  text-align: center;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
  font-size: 0.9rem;
  transition: border-color 0.2s, color 0.2s, background 0.2s;
}
.page-articles .pagination a:hover:not(.disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.page-articles .pagination a.disabled {
  opacity: 0.5;
  pointer-events: none;
  cursor: not-allowed;
}
.page-articles .pagination a.pagination-num.current {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}
.page-articles .pagination-info {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  margin: 0.35rem 0 0;
}

h1 { font-family: var(--font-heading); margin: 0 0 1rem; font-size: 1.5rem; font-weight: 600; color: var(--color-text); }
h2 { font-family: var(--font-heading); margin: 1rem 0 0.5rem; font-size: 1.15rem; font-weight: 600; color: var(--color-text); }
.section { margin: 1.5rem 0; }

/* ========== 首页 ========== */
.filter-bar { margin-bottom: 1rem; }
.filter-bar label { margin-right: 1rem; }
.major-list { list-style: none; padding: 0; margin: 0 0 1.5rem; }
.major-list > li {
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border-light);
}
.major-list > li:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.major-list .major-link {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
}
.major-list .major-link:hover { color: var(--color-primary-hover); text-decoration: underline; }
.minor-tags { margin-top: 0.6rem; display: flex; flex-wrap: wrap; gap: 0.4rem; }
.minor-tags a {
  display: inline-block;
  padding: 0.35rem 0.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
  font-size: 13px;
  color: #595959;
  text-decoration: none;
  transition: border-color .2s, color .2s, background .2s;
}
.minor-tags a:hover { border-color: var(--color-primary); color: var(--color-primary); background: #fdfbf7; }
.minor-tags .minor-count { color: var(--color-text-muted); font-size: 12px; margin-left: 0.1em; }

.location-bar { margin-bottom: 1.25rem; display: flex; flex-direction: column; gap: 0.5rem; }
.location-bar .location-bar-line { display: flex; align-items: center; gap: 0.5rem; flex-wrap: wrap; }
.location-bar .btn-locate {
  padding: 0.35rem 1rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  transition: background .2s;
}
.location-bar .btn-locate:hover { background: var(--color-primary-hover); }
.location-bar .btn-locate:disabled { background: #bbb; cursor: not-allowed; }
.location-bar .location-status { color: var(--color-text-secondary); font-size: 14px; }
.location-bar .location-hint { color: var(--color-text-muted); font-size: 13px; }
.location-bar .radius-link { color: var(--color-primary); text-decoration: none; font-size: 13px; margin: 0 0.15rem; }
.location-bar .radius-link:hover { text-decoration: underline; }
.location-bar .radius-link.radius-current { font-weight: 600; color: var(--color-primary-dark); }
.filter-bar .filter-hint { color: var(--color-text-muted); font-size: 13px; margin-left: 0.5rem; }
.location-pending { color: var(--color-text-secondary); }
.location-error { color: var(--color-error); }

/* ========== 机构页 / 课程详情 图集 ========== */
.org-gallery-wrap { position: relative; }
.org-gallery {
  width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  display: flex;
  gap: 0;
  margin-bottom: 1rem;
  border-radius: var(--radius);
  background: #000;
  min-height: 280px;
  cursor: grab;
}
.org-gallery.dragging { cursor: grabbing; user-select: none; }
.org-gallery::-webkit-scrollbar { height: 6px; }
.org-gallery::-webkit-scrollbar-thumb { background: #555; border-radius: 3px; }
.org-gallery .slide {
  flex: 0 0 100%;
  width: 100%;
  scroll-snap-align: start;
  scroll-snap-stop: always;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
}
.org-gallery .slide img,
.org-gallery .slide video {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: contain;
  display: block;
}
.org-gallery-hint { text-align: center; color: var(--color-text-muted); font-size: 12px; margin-top: 4px; }
.org-gallery-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 50%;
  background: rgba(255,255,255,0.92);
  color: #333;
  font-size: 20px;
  cursor: pointer;
  z-index: 2;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background .2s;
}
.org-gallery-btn:hover { background: #fff; }
.org-gallery-btn.prev { left: 12px; }
.org-gallery-btn.next { right: 12px; }
.org-gallery-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ========== 机构详情 ========== */
.org-head {
  margin-bottom: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  position: relative;
  padding-left: 6px;
  border-left: 4px solid var(--color-primary);
}
.org-head .org-name {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
  padding: 1rem 1.25rem 0.75rem;
  border-bottom: 1px solid var(--color-border-light);
  letter-spacing: 0.02em;
}
.org-head-info {
  padding: 1rem 1.25rem 1.25rem;
}
.org-head .rank {
  color: var(--color-text-muted);
  font-size: 13px;
  margin: 0 0 0.5rem;
}
.org-head .rating {
  margin: 0 0 1rem;
  font-size: 15px;
  color: var(--color-text);
  font-weight: 500;
}
.org-head .rating::before {
  content: "★ ";
  color: #e6a23c;
  font-size: 1em;
  margin-right: 0.15em;
}
.org-meta-list {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.org-head .meta {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  margin: 0;
  padding: 0.6rem 0;
  color: var(--color-text-secondary);
  font-size: 14px;
  line-height: 1.5;
  border-bottom: 1px solid var(--color-border-light);
}
.org-head .meta:last-child {
  border-bottom: none;
  padding-bottom: 0;
}
.org-head .meta::before {
  display: inline-block;
  width: 1.35em;
  min-width: 1.35em;
  text-align: center;
  flex-shrink: 0;
}
.org-head .meta-time::before { content: "🕐"; font-size: 1em; }
.org-head .meta-address::before { content: "📍"; font-size: 1em; }
.org-head .meta-phone::before { content: "📞"; font-size: 1em; }
.org-head .meta-intro { flex-direction: column; align-items: flex-start; }
.org-head .meta-intro::before { content: none; width: 0; min-width: 0; }
.org-head .meta-intro .meta-intro-head { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.org-head .meta-intro .meta-intro-head::before { content: "📋"; font-size: 1em; display: inline-block; width: 1.35em; min-width: 1.35em; text-align: center; flex-shrink: 0; }
.org-head .meta-intro .meta-intro-body { flex: 1; min-width: 0; width: 100%; margin-top: 0.25rem; }
.org-head .meta-intro .intro-para { display: block; text-indent: 2em; }
.org-head .meta-intro .intro-para + .intro-para { margin-top: 0.35em; }
.org-head .meta-awards::before { content: "🏆"; font-size: 1em; }
.org-head .meta-address .meta-label { white-space: nowrap; flex-shrink: 0; }
.org-head .meta-address .meta-address-body { flex: 1; min-width: 0; }
.org-head .meta-address .meta-address-body a { white-space: normal; }
.org-head .meta-address button { white-space: nowrap; flex-shrink: 0; }
.org-head .meta a,
.org-head .meta button {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  font-size: inherit;
  font-family: inherit;
}
.org-head .meta-address button {
  background: rgb(17 148 38);
  color: #fff !important;
  font-size: 13px !important;
  padding: 0.1rem 0.3rem !important;
  border-radius: 6px;
}
.org-head .meta-address button:hover {
  background: var(--color-success);
  color: #fff;
  text-decoration: none;
}
.org-head .meta a:hover,
.org-head .meta button:hover { text-decoration: underline; }
.org-head .meta-address button:hover { text-decoration: none; }

.org-teachers-wrap { margin-top: 0.75rem; }
.org-teachers-grid {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(100px, 140px);
  grid-template-rows: 1fr;
  gap: 1rem;
  margin-bottom: 1.25rem;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
}
.teacher-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-decoration: none;
  color: var(--color-text);
  transition: color .2s;
  min-width: 0;
  flex-shrink: 0;
}
.teacher-card:hover { color: var(--color-primary); }
.teacher-avatar {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 4px;
  overflow: hidden;
  background: var(--color-border-light);
  flex-shrink: 0;
}
.teacher-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.teacher-avatar .teacher-placeholder {
  display: block;
  width: 100%;
  height: 100%;
  background: var(--color-border-light);
}
.teacher-name {
  margin-top: 0.5rem;
  font-size: 15px;
  font-weight: 500;
  text-align: center;
}
.org-teachers-refresh {
  display: block;
  margin: 0 auto;
  padding: 0.5rem 1.5rem;
  font-size: 14px;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .2s, color .2s;
}
.org-teachers-refresh:hover {
  background: var(--color-primary);
  color: #fff;
}

.org-teachers-row { display: flex; align-items: center; flex-wrap: wrap; gap: 0 1rem; margin: 0 0 0.5rem; }
.org-teachers-row .org-teachers-label { flex-shrink: 0; }
.rank { color: var(--color-text-secondary); font-size: 14px; }
.rating { margin: 0.5rem 0; }
.meta { color: var(--color-text-secondary); margin: 0.25rem 0; }
.meta a { color: var(--color-primary); text-decoration: none; }
.meta a:hover { text-decoration: underline; }

/* ========== 文章内容页 ========== */
/* 手机版文章页：隐藏正文下上一篇/下一篇，只显示右下角悬浮按钮 */
@media (max-width: 768px) {
  .page-article .article-prev-next { display: none !important; }
  .article-float-prev-next {
    position: fixed;
    right: 1rem;
    bottom: 1.5rem;
    z-index: 100;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    pointer-events: none;
  }
  .article-float-prev-next .article-float-btn {
    pointer-events: auto;
    display: inline-block;
    padding: 0.5rem 0.85rem;
    background: var(--color-primary);
    color: #fff;
    text-decoration: none;
    font-size: 14px;
    border-radius: 999px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.2);
    transition: background 0.2s, transform 0.2s;
    white-space: nowrap;
  }
  .article-float-prev-next .article-float-btn:hover,
  .article-float-prev-next .article-float-btn:active {
    background: var(--color-primary-hover);
    color: #fff;
  }
  .article-float-prev-next .article-float-btn:active {
    transform: scale(0.97);
  }
}
@media (min-width: 769px) {
  .article-float-prev-next { display: none; }
}
.page-article {
  padding-top: 1rem;
  padding-bottom: 2rem;
}
.page-article .article-breadcrumb {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-light);
}
.page-article .article-breadcrumb a {
  color: var(--color-primary);
  text-decoration: none;
}
.page-article .article-breadcrumb a:hover { text-decoration: underline; }
.page-article .article-breadcrumb .breadcrumb-sep {
  margin: 0 0.4em;
  color: var(--color-text-muted);
  font-weight: 300;
}
.page-article .article-breadcrumb .breadcrumb-current {
  color: var(--color-text-secondary);
}
.page-article .article-detail {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--color-border-light);
}
.page-article .article-detail-title {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1rem;
  line-height: 1.4;
  letter-spacing: 0.02em;
}
.page-article .article-detail-body {
  font-size: 15px;
  line-height: 1.75;
  color: var(--color-text);
}
.page-article .article-detail-body p { margin: 0 0 0.75em; }
.page-article .article-detail-body p:last-child { margin-bottom: 0; }
.page-article .article-detail-body .article-tag-inline {
  color: var(--color-text);
  text-decoration: none;
}
.page-article .article-nearby-courses-wrap {
  margin: 1.25rem 0 0;
  padding-top: 1rem;
}
.page-article .article-nearby-courses-link {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  font-weight: 500;
  margin-right: 0.5rem;
  margin-bottom: 0.5rem;
}
.page-article .article-nearby-courses-link:hover {
  background: var(--color-primary-hover);
  color: #fff;
}
.page-article .article-nearby-courses-link .article-nearby-courses-highlight {
  display: inline-block;
  padding: 0.15em 0.45em;
  margin: 0 0.1em;
  border-radius: 4px;
  font-weight: 700;
  font-size: 1.08em;
  letter-spacing: 0.02em;
}
.page-article .article-detail-tags {
  margin: 1.25rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px solid var(--color-border-light);
  font-size: 14px;
  color: var(--color-text-secondary);
}
.page-article .article-detail-tags .article-tag-link {
  color: var(--color-primary);
  text-decoration: none;
  margin-right: 0.2em;
}
.page-article .article-detail-tags .article-tag-link:hover {
  text-decoration: underline;
}
.page-article .article-prev-next {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--color-border-light);
}
.page-article .article-prev-next-link {
  font-size: 14px;
  color: var(--color-primary);
  text-decoration: none;
  padding: 0.4rem 0.6rem;
  border-radius: var(--radius-sm);
  transition: background 0.2s, color 0.2s;
}
.page-article .article-prev-next-link:hover:not(.disabled) {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.page-article .article-prev-next-link.disabled {
  color: var(--color-text-muted);
  cursor: default;
}

.org-intro { color: var(--color-text); line-height: 1.65; }
.org-intro p { margin: 0 0 0.75em; text-indent: 2em; }
.org-intro p:last-child { margin-bottom: 0; }
.org-course-list { display: flex; flex-direction: column; }
.org-course-list a {
  display: block;
  width: 100%;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
  text-decoration: none;
  transition: color .2s;
}
.org-course-list a:hover { color: var(--color-primary); }
.org-course-list a:hover .course-list-name { color: var(--color-primary); }
.org-course-list .course-list-name { color: var(--color-primary-dark, #1a1a1a); font-weight: 600; }
.org-course-list .orig-price { text-decoration: line-through; color: var(--color-text-muted); margin-left: 0.25rem; }
.teacher-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--color-text);
  text-decoration: none;
  margin-right: 1rem;
}
.teacher-link:hover { color: var(--color-primary); }
.star-rating { display: inline-flex; cursor: pointer; font-size: 1.5rem; color: #faad14; letter-spacing: 1px; }
.star-rating .star-half { width: 0.85em; text-align: center; }
.star-rating .star-half::before { content: "\2606"; }
.star-rating .star-half.filled::before { content: "\2605"; }

/* ========== 课程列表页 / 机构列表页 ========== */
.toolbar { margin: 1rem 0; display: flex; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.toolbar a { margin-right: 0.5rem; color: var(--color-primary); text-decoration: none; }
.toolbar a:hover { text-decoration: underline; }
.toolbar .recognition-triangle { font-size: 0.67em; vertical-align: middle; }
.toolbar label { font-weight: normal; margin: 0; }

.course-list-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.course-list-header .btn-org-apply {
  display: inline-block;
  padding: 0.45rem 1rem;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 500;
}
.course-list-header .btn-org-apply:hover {
  background: var(--color-primary-hover);
  color: #fff;
}
.course-list-page { display: flex; flex-direction: column; gap: 0; }

/* 课程列表页：附近机构提示（仅移动端加底色） */
.course-nearby-tip {
  color: #666;
  font-size: 0.92rem;
  margin: 0.35rem 0 0.75rem;
}
.course-nearby-tip a {
  color: var(--color-primary);
  text-decoration: none;
}
.course-nearby-tip a:hover {
  text-decoration: underline;
}
@media (max-width: 640px) {
  .course-nearby-tip {
    background: #ffffff;
    padding: 0.45rem 0.6rem;
    border-radius: 8px;
  }
}

.course-card {
  display: flex;
  width: 100%;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  background: var(--color-bg);
  transition: border-color .2s, box-shadow .2s;
}
.course-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow); }
.course-card .cover-wrap {
  width: 120px;
  height: 160px;
  flex-shrink: 0;
  background: var(--color-border-light);
}
.course-card .cover-wrap img { width: 100%; height: 100%; object-fit: cover; }
.course-card .body { flex: 1; padding: 1rem; max-height: 160px; overflow: hidden; }
.course-card h3 {
  margin: 0 0 0.4rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary-dark, #1a1a1a);
  transition: color .2s;
  max-height: 38px;
  overflow: hidden;
  line-height: 1.3;
}
.course-card:hover h3 { color: var(--color-primary); }
.course-card .org-name { color: var(--color-text-secondary); font-size: 13px; margin: 0 0 0.1rem; }
.course-card .org-recognition { color: var(--color-text-secondary); font-size: 13px; margin: 0 0 0.2rem; }
.course-card .price { color: var(--color-error); font-size: 1rem; font-weight: 500; margin: 0 0 0.15rem; }
.course-card .price-original { margin: 0 0 0.15rem; font-size: 0.9rem; color: var(--color-text-muted); }
.course-card .course-booking-count { margin: 0; font-size: 0.85rem; color: var(--color-text-secondary); }
.course-card .orig-price { text-decoration: line-through; color: var(--color-text-muted); margin-left: 0.25rem; white-space: nowrap; }

.org-card {
  display: flex;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  margin-bottom: 1rem;
  overflow: hidden;
  background: var(--color-bg);
  transition: border-color .2s, box-shadow .2s;
}
.org-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow); }
.org-card .cover { width: 200px; height: 140px; object-fit: cover; flex-shrink: 0; }
.org-card .body { flex: 1; padding: 1rem; }
.org-card h3 { margin: 0 0 0.5rem; font-size: 1.1rem; font-weight: 600; }
.org-card .meta { color: var(--color-text-secondary); font-size: 13px; }

/* ========== 课程详情 ========== */
.course-text p { margin: 0 0 0.75em; text-indent: 2em; }
.course-text p:last-child { margin-bottom: 0; }
.course-head { margin-bottom: 1rem; }
.course-name { font-size: 1.5rem; margin: 0.5rem 0; font-weight: 600; }
.course-category {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin: 0.35rem 0 0.15rem;
  color: var(--color-text-secondary);
  font-size: 13px;
}
.course-category-link {
  display: inline-flex;
  align-items: center;
  padding: 0.18rem 0.65rem;
  border: 1px solid var(--color-border-light);
  border-radius: 999px;
  background: var(--color-bg-page);
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.course-category-link:hover {
  background: var(--color-bg);
  border-color: var(--color-border);
  color: var(--color-primary);
}
.course-category-sep {
  color: var(--color-text-muted);
  font-size: 12px;
  line-height: 1;
}

/* 课程详情页：课程安排 / 价格表格（5 行 3 列：项目 | 原价 | 现价/实收） */
.course-schedule-card {
  margin-top: 1.35rem;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--color-primary);
}
.course-schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}
.course-schedule-table th,
.course-schedule-table td {
  padding: 0.65rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--color-border-light);
  vertical-align: middle;
  white-space: nowrap;
}
.course-schedule-table tbody tr:last-child th,
.course-schedule-table tbody tr:last-child td {
  border-bottom: none;
}
.course-schedule-table th {
  background: var(--color-bg-page);
  font-weight: 600;
  color: var(--color-text-secondary);
  font-size: 0.9rem;
  width: 10em;
}
.course-schedule-table .course-schedule-col-original,
.course-schedule-table .course-schedule-total-original {
  text-decoration: line-through;
  color: var(--color-text-muted);
}
.course-schedule-table .course-schedule-total-actual {
  font-weight: 600;
  color: var(--color-primary);
}
.course-schedule-table .course-schedule-row-extra td {
  padding: 0.5rem 1rem;
  border: none;
  vertical-align: middle;
  background: transparent;
  text-align: center;
}
.course-schedule-table .course-schedule-row-extra-cell .course-schedule-badge + .course-schedule-badge {
  margin-left: 0.4rem;
}
/* 仅对有内容的徽章 span 生效 */
.course-schedule-table .course-schedule-badge {
  display: inline-block;
  padding: 0.25rem 1rem;
  margin: 0 10px;
  font-size: 0.8rem;
  font-weight: 500;
  white-space: nowrap;
}
.course-schedule-table .course-schedule-badge-rate {
  color: var(--color-primary-dark, #8a6236);
  background: var(--color-primary-soft);
}
.course-schedule-table .course-schedule-badge-saved {
  color: #2d5a34;
  background: rgba(107, 143, 113, 0.22);
}
.course-schedule-table .course-schedule-badge-desc {
  color: var(--color-text-muted, #666);
  background: var(--color-border-light);
}
.course-schedule-table-2col .course-schedule-row-extra td {
  border-bottom: none;
}

.course-booking-below {
  margin-top: 1.25rem;
  text-align: center;
}
.course-booking-btn {
  display: inline-block;
  padding: 0.75rem 2.5rem;
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
  border-radius: var(--radius);
  font-size: 1.05rem;
  font-weight: 500;
  box-shadow: var(--shadow);
  transition: background .2s, transform .05s;
}
.course-booking-btn:hover {
  background: var(--color-primary-hover);
  color: #fff;
  transform: translateY(-1px);
}
.course-booking-btn:active { transform: translateY(0); }

/* ========== 师资详情页 teacher.php ========== */
.page-teacher .teacher-detail {
  --td-photo-size: 140px;
  --td-section-gap: 1.75rem;
}
.page-teacher .teacher-detail__head {
  display: flex;
  align-items: flex-start;
  gap: 1.75rem;
  margin-bottom: var(--td-section-gap);
  flex-wrap: wrap;
}
.page-teacher .teacher-detail__photo {
  flex: 0 0 auto;
  width: var(--td-photo-size);
  height: var(--td-photo-size);
  border-radius: 50%;
  object-fit: cover;
  background: var(--color-border-light);
  box-shadow: 0 2px 12px rgba(0,0,0,0.08);
}
.page-teacher .teacher-detail__photo--placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-muted);
  font-size: 14px;
  border: 1px dashed var(--color-border);
}
.page-teacher .teacher-detail__info {
  flex: 1;
  min-width: 0;
}
.page-teacher .teacher-detail__name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  margin: 0 0 0.5rem;
  color: var(--color-text);
  letter-spacing: 0.02em;
}
.page-teacher .teacher-detail__meta {
  color: var(--color-text-secondary);
  font-size: 14px;
  margin: 0.3rem 0;
  line-height: 1.5;
}
.page-teacher .teacher-detail__meta a {
  color: var(--color-primary);
  text-decoration: none;
}
.page-teacher .teacher-detail__meta a:hover {
  text-decoration: underline;
}
.page-teacher .teacher-detail__intro {
  margin-top: var(--td-section-gap);
  padding: 1.25rem 0;
  border-top: 1px solid var(--color-border-light);
  line-height: 1.7;
  color: var(--color-text);
}
.page-teacher .teacher-detail__intro p {
  text-indent: 2em;
  margin: 0 0 0.75em;
}
.page-teacher .teacher-detail__intro p:last-child {
  margin-bottom: 0;
}
.page-teacher .teacher-detail__actions {
  margin-top: 1.75rem;
  padding: 1rem 0 0.75rem;
  border-top: 1px solid var(--color-border-light);
  display: flex;
  align-items: flex-end;
  gap: 1.5rem;
  flex-wrap: wrap;
}
.page-teacher .teacher-detail__btn-back-org {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--color-primary);
  background: #fff;
  color: var(--color-primary);
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
}
.page-teacher .teacher-detail__btn-back-org:hover {
  background: var(--color-primary);
  color: #fff;
}
.page-teacher .teacher-detail__reaction-group {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  min-width: 3.5rem;
}
.page-teacher .teacher-reaction-btn {
  border: none;
  padding: 0;
  margin: 0;
  background: transparent;
  cursor: pointer;
  width: 20px;
  height: 20px;
  position: relative;
  /* 中间菱形 */
  background: currentColor;
  transform: rotate(45deg);
}
/* 经典心形：旋转方块 + 两个圆 */
.page-teacher .teacher-reaction-btn::before,
.page-teacher .teacher-reaction-btn::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  background: currentColor;
  border-radius: 50%;
}
.page-teacher .teacher-reaction-btn::before {
  top: -10px;
  left: 0;
}
.page-teacher .teacher-reaction-btn::after {
  top: 0;
  left: -10px;
}
.page-teacher .teacher-reaction-btn--like {
  color: #e53935;
}
.page-teacher .teacher-reaction-btn--dislike {
  color: #9e9e9e;
}
.page-teacher .teacher-reaction-btn.is-active {
  transform: rotate(45deg) scale(1.08);
}
.page-teacher .teacher-reaction-crack {
  position: absolute;
  top: -8px;
  left: -2px;
  width: 3px;
  height: 18px;
  background: #f8f6f2;
  z-index: 2; /* 盖在灰心圆形之上 */
  border-radius: 1px;
}
.page-teacher .teacher-reaction-crack::before,
.page-teacher .teacher-reaction-crack::after {
  content: "";
  position: absolute;
  width: 3px;
  height: 13px;
  background: #f8f6f2;
  border-radius: 1px;
}
.page-teacher .teacher-reaction-crack::before {
  top: 5px;
  left: 3px;
  transform: rotate(28deg);
}
.page-teacher .teacher-reaction-crack::after {
  top: 5px;
  left: 8px;
  transform: rotate(-28deg);
}
.page-teacher .teacher-reaction-count {
  font-size: 13px;
  color: var(--color-text-secondary);
}

.upload-tip {
  margin-left: 6px;
  font-size: 12px;
  color: var(--color-error);
  white-space: nowrap;
}
.page-teacher .teacher-detail__video,
.page-teacher .teacher-detail__gallery {
  margin-top: var(--td-section-gap);
  padding-top: var(--td-section-gap);
  border-top: 1px solid var(--color-border-light);
}
.page-teacher .teacher-detail__section-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 0.75rem;
}
.page-teacher .teacher-detail__video video {
  width: 100%;
  max-width: 640px;
  border-radius: var(--radius);
  background: #000;
  display: block;
}
.page-teacher .teacher-detail__gallery-list {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 0.75rem;
}
.page-teacher .teacher-detail__gallery-list img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-light);
  object-fit: cover;
  cursor: pointer;
}
.page-teacher .teacher-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  background: rgba(0,0,0,1);
  display: block;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease;
}
.page-teacher .teacher-lightbox--active {
  opacity: 1;
  pointer-events: auto;
}
.page-teacher .teacher-lightbox__img {
  position: absolute;
  inset: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  transform: translateX(0);
  transition: opacity .3s ease, transform .3s ease;
}
.page-teacher .teacher-lightbox__img--next {
  pointer-events: none;
}
.page-teacher .teacher-lightbox__close,
.page-teacher .teacher-lightbox__arrow {
  position: absolute;
  border: none;
  background: rgba(0,0,0,0.5);
  color: #fff;
  width: 40px;
  height: 40px;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 20px;
}
.page-teacher .teacher-lightbox__close {
  top: 16px;
  right: 16px;
}
.page-teacher .teacher-lightbox__arrow--prev { left: 12px; }
.page-teacher .teacher-lightbox__arrow--next { right: 12px; }
.page-teacher .teacher-detail__back {
  margin-top: 2rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border-light);
}
.page-teacher .teacher-detail__back a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}
.page-teacher .teacher-detail__back a:hover {
  text-decoration: underline;
}

@media (max-width: 640px) {
  .page-teacher .teacher-lightbox__arrow {
    display: none;
  }
}

/* ========== 表单页（登录/注册/会员/机构中心/课程编辑） ========== */
.form-wrap { max-width: 480px; margin: 2rem auto; padding: 1.5rem; }
.form-wrap.wide { max-width: 600px; }
.form-wrap.extra-wide { max-width: 900px; }
.form-wrap h1 { margin-bottom: 1.25rem; }
.form-wrap button[type="submit"] { margin-top: 1.25rem; }
label { display: block; margin-top: 0.75rem; margin-bottom: 0.25rem; font-weight: 500; color: var(--color-text); }
input[type="text"],
input[type="password"],
input[type="number"],
input[type="email"],
input[type="time"],
input[type="month"],
select,
textarea {
  width: 100%;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-size: 14px;
  transition: border-color .2s;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(184,134,76,0.2);
}
input[readonly] { background: #f5f3f0; color: var(--color-text-secondary); }
button[type="submit"],
.btn-primary {
  padding: 0.55rem 1.25rem;
  width: 100%;
  max-width: 100%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s;
}
button[type="submit"]:hover,
.btn-primary:hover { background: var(--color-primary-hover); }
.err { color: var(--color-error); margin: 0.5rem 0; font-size: 13px; }
.ok { color: var(--color-success); margin: 0.5rem 0; }
.identity-block {
  border: 1px solid #ff9500;
  padding: 1.25rem;
  margin: 1.5rem 0;
  border-radius: var(--radius-md, 6px);
  background: var(--color-bg-page);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.06);
}
#identityContainer .identity-block + .identity-block {
  margin-top: 1.75rem;
}
#identityContainer .identity-block:first-child {
  margin-top: 0;
}
#identityContainer .identity-block:last-child {
  margin-bottom: 0;
}
.region-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }
.region-row select { flex: 1; min-width: 120px; }

/* 机构中心 / 课程编辑 专用 */
.section { margin: 1.5rem 0; padding: 1.25rem; border: 1px solid var(--color-border-light); border-radius: var(--radius); background: var(--color-bg); }
.minor-checkboxes .minor-group { margin: 0.75rem 0; }
.minor-checkboxes .minor-cb { display: inline-block; margin-right: 1rem; margin-top: 0.25rem; font-weight: normal; }
.hint { color: var(--color-text-secondary); font-size: 13px; }
.current-photo img { vertical-align: middle; margin: 4px; border-radius: 4px; }
.add-media {
  margin-top: 0.25rem;
  padding: 0.4rem 0.75rem;
  background: #f0f0f0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  transition: background .2s;
}
.add-media:hover { background: var(--color-border-light); }
.upload-slots { margin: 0.5rem 0; }
.upload-slots .file-row { margin: 0.5rem 0; display: flex; align-items: center; gap: 0.5rem; }
.upload-slots .file-row input[type="file"] { flex: 1; max-width: 300px; }
.btn-add-more {
  padding: 0.4rem 0.85rem;
  background: var(--color-success);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  transition: background .2s;
}
.btn-add-more:hover { background: var(--color-success-hover); }
.media-existing { margin: 0.5rem 0; }
.media-existing .media-item { display: inline-flex; align-items: center; gap: 0.35rem; margin-right: 0.5rem; margin-bottom: 0.5rem; vertical-align: top; }
.media-uploads input[type="file"] { display: block; margin: 0.25rem 0; max-width: 400px; }
.btn-remove-upload {
  padding: 0.2rem 0.5rem;
  font-size: 12px;
  color: var(--color-error);
  background: transparent;
  border: 1px solid var(--color-error);
  border-radius: 4px;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.btn-remove-upload:hover {
  background: var(--color-error);
  color: #fff;
}
.upload-existing-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0.25rem 0.5rem 0.25rem 0;
  vertical-align: middle;
}
.current-photo--list { display: flex; flex-wrap: wrap; align-items: center; gap: 0.25rem 0.5rem; }
.current-photo--list .upload-existing-item { margin: 0; }
.price-calc { color: var(--color-text-secondary); font-size: 13px; margin-top: 0.25rem; }

/* ========== 机构中心 页面优化 ========== */
.page-org-center .form-wrap {
  padding: 2rem 2rem 3rem;
  background: var(--color-bg-page);
  border-radius: var(--radius);
}
.page-org-center .org-center-header {
  margin-bottom: 2rem;
}
.page-org-center .org-center-header h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 0.75rem;
  letter-spacing: 0.02em;
}
.page-org-center .org-center-header .ok {
  padding: 0.6rem 0.9rem;
  background: rgba(107, 143, 113, 0.12);
  color: var(--color-success);
  border-radius: var(--radius-sm);
  margin: 0 0 0.75rem;
}
.page-org-center .org-center-header .err {
  padding: 0.6rem 0.9rem;
  background: rgba(196, 92, 74, 0.08);
  color: var(--color-error);
  border-radius: var(--radius-sm);
  margin: 0 0 0.75rem;
}
.page-org-center .org-center-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding: 0.75rem 1rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  font-size: 14px;
}
.page-org-center .org-center-nav a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}
.page-org-center .org-center-nav a:hover { text-decoration: underline; }
.page-org-center .org-center-btn-course,
.page-org-center .org-center-btn-teachers {
  display: inline-block;
  padding: 0.35rem 0.85rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
  border-radius: var(--radius-sm);
  transition: background .2s, color .2s;
}
.page-org-center .org-center-btn-course:hover,
.page-org-center .org-center-btn-teachers:hover {
  background: var(--color-primary);
  color: #fff;
  text-decoration: none;
}
.page-org-center .org-center-status {
  color: var(--color-text-secondary);
  margin: 0 0.25rem;
}
.page-org-center .org-center-account {
  color: var(--color-text-secondary);
  margin-left: auto;
  margin-right: 0.5rem;
}
.page-org-center .org-center-logout {
  margin-left: 0.5rem;
}
.page-org-center .section {
  margin: 2rem 0;
  padding: 1.75rem 2rem;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  background: var(--color-bg);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--color-primary);
}
.page-org-center .section h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-light);
}
.page-org-center .section label {
  margin-top: 1rem;
  margin-bottom: 0.35rem;
  font-size: 14px;
  color: var(--color-text-secondary);
}
.page-org-center .section label:first-of-type { margin-top: 0; }
.page-org-center .section input[type="text"],
.page-org-center .section input[type="password"],
.page-org-center .section input[type="number"],
.page-org-center .section input[type="email"],
.page-org-center .section input[type="time"],
.page-org-center .section select,
.page-org-center .section textarea {
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 14px;
}
.page-org-center .section textarea { min-height: 2.5em; resize: vertical; }
.page-org-center .section button[type="submit"] {
  margin-top: 1.5rem;
  padding: 0.7rem 1.5rem;
  font-size: 15px;
  border-radius: var(--radius);
}
.page-org-center .btn-add-more {
  margin-top: 0.75rem;
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
}
.page-org-center .current-photo {
  margin: 0.5rem 0;
  font-size: 13px;
  color: var(--color-text-muted);
}
.page-org-center .current-photo img {
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
}

/* 机构中心：上传区统一美观 */
.page-org-center .upload-zone {
  margin: 1rem 0 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--color-bg-page);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
}
.page-org-center .upload-zone .upload-zone-label {
  margin: 0 0 0.75rem;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text-secondary);
}
.page-org-center .upload-zone .current-photo {
  margin: 0 0 0.75rem;
  font-size: 13px;
  color: var(--color-text-muted);
}
.page-org-center .upload-zone .current-photo img {
  height: 56px;
  width: auto;
  margin: 4px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 4px rgba(0,0,0,0.08);
  vertical-align: middle;
}
.page-org-center .upload-zone .current-photo video {
  max-width: 200px;
  border-radius: var(--radius-sm);
  background: #000;
  vertical-align: middle;
}
.page-org-center .upload-zone .upload-slots {
  margin: 0.5rem 0;
}
.page-org-center .upload-zone .file-row {
  margin: 0.35rem 0;
}
.page-org-center .upload-zone .file-row input[type="file"],
.page-org-center .upload-zone input[type="file"] {
  padding: 0.4rem 0;
  font-size: 13px;
  max-width: 100%;
}
.page-org-center .upload-zone .btn-add-more {
  margin-top: 0.75rem;
}
.page-org-center .upload-zone-video .file-row input[type="file"] {
  max-width: 320px;
}

/* ========== 机构中心 - 师资介绍 ========== */
.page-org-center .section--teachers .org-teachers-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.page-org-center .section--teachers .teacher-block {
  --tb-radius: var(--radius);
  --tb-bg: var(--color-bg-page);
  --tb-border: var(--color-border-light);
  padding: 1.5rem 1.75rem;
  margin: 0;
  border-radius: var(--tb-radius);
  background: var(--tb-bg);
  border: 1px solid var(--tb-border);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.page-org-center .section--teachers .teacher-block__title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-primary-dark, #8a6236);
  margin: 0 0 1.25rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--tb-border);
}
.page-org-center .section--teachers .teacher-block__photo {
  margin-bottom: 1.25rem;
}
.page-org-center .section--teachers .teacher-block__photo .teacher-block__current-photo,
.page-org-center .section--teachers .teacher-block__intro-video .teacher-block__current-photo {
  margin: 0.5rem 0;
  font-size: 13px;
  color: var(--color-text-muted);
}
.page-org-center .section--teachers .teacher-block__photo .teacher-block__current-photo img {
  height: 56px;
  width: 56px;
  object-fit: cover;
  border-radius: 50%;
  margin-right: 8px;
  vertical-align: middle;
  border: 1px solid var(--tb-border);
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
}
.page-org-center .section--teachers .teacher-block__photo .teacher-block__file,
.page-org-center .section--teachers .teacher-block__file {
  margin: 0.35rem 0;
  font-size: 13px;
  max-width: 100%;
  padding: 0.35rem 0;
}
.page-org-center .section--teachers .teacher-block__fields {
  margin-bottom: 1.25rem;
}
.page-org-center .section--teachers .teacher-block__fields label {
  display: block;
  margin-top: 0.75rem;
  margin-bottom: 0.25rem;
}
.page-org-center .section--teachers .teacher-block__fields label:first-child { margin-top: 0; }
.page-org-center .section--teachers .teacher-block__intro-video {
  margin: 1rem 0;
  padding: 1rem 1.25rem;
  background: var(--color-bg);
  border: 1px solid var(--tb-border);
  border-radius: var(--radius-sm);
}
.page-org-center .section--teachers .teacher-block__intro-video video {
  max-width: 200px;
  width: 100%;
  display: block;
  margin: 0.5rem 0;
  border-radius: var(--radius-sm);
  background: #000;
}
.page-org-center .section--teachers .teacher-block__intro-images {
  margin: 1rem 0;
  padding: 1rem 1.25rem;
  background: var(--color-bg);
  border: 1px solid var(--tb-border);
  border-radius: var(--radius-sm);
}
.page-org-center .section--teachers .intro-images-existing {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
}
.page-org-center .section--teachers .intro-images-existing .intro-img-item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.page-org-center .section--teachers .intro-images-existing .intro-img-item img {
  height: 52px;
  width: auto;
  display: block;
  border-radius: var(--radius-sm);
  border: 1px solid var(--tb-border);
}
.page-org-center .section--teachers .intro-images-uploads input[type="file"] {
  display: block;
  margin: 0.25rem 0;
  max-width: 320px;
}
.page-org-center .section--teachers .add-intro-image {
  margin-top: 0.5rem;
  padding: 0.45rem 0.9rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s, color .2s;
}
.page-org-center .section--teachers .add-intro-image:hover {
  background: var(--color-primary);
  color: #fff;
}
.page-org-center .section--teachers .org-teachers-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border-light);
}
.page-org-center .section--teachers .btn-add-teacher {
  padding: 0.5rem 1.25rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.page-org-center .section--teachers .btn-add-teacher:hover {
  background: var(--color-primary);
  color: #fff;
}

/* 会员中心 / 机构课程列表（表格） */
.page-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1.5rem; flex-wrap: wrap; gap: 0.5rem; }
.page-header nav a { color: var(--color-primary); text-decoration: none; margin-left: 1rem; }
.page-header nav a:hover { text-decoration: underline; }
table { width: 100%; border-collapse: collapse; background: var(--color-bg); border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
th, td { padding: 0.65rem 1rem; text-align: left; border-bottom: 1px solid var(--color-border-light); }
th { background: #faf8f6; font-weight: 600; color: var(--color-text); font-size: 13px; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: #faf8f6; }

/* ========== 会员中心 页面重构 ========== */
.page-member-center .member-center-wrap {
  padding: 2rem 2rem 2.5rem;
  background: var(--color-bg-page);
  border-radius: var(--radius);
}
.page-member-center .member-center-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--color-border-light);
}
.page-member-center .member-center-header h1 {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0;
  letter-spacing: 0.02em;
}
.page-member-center .member-center-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.page-member-center .member-nav-btn {
  display: inline-block;
  padding: 0.45rem 1rem;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.page-member-center .member-nav-btn:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
}
.page-member-center .member-section {
  margin-bottom: 2rem;
  padding: 1.5rem 1.75rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--color-primary);
}
.page-member-center .member-section:last-child { margin-bottom: 0; }
.page-member-center .member-section h2 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-light);
}
.page-member-center .member-account {
  padding: 1rem 1.75rem;
}
.page-member-center .member-meta {
  margin: 0.35rem 0;
  color: var(--color-text-secondary);
  font-size: 14px;
}
.page-member-center .member-table {
  margin: 0;
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.page-member-center .member-empty {
  margin: 0;
  color: var(--color-text-secondary);
  font-size: 14px;
}
.page-member-center .member-empty a {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 500;
}
.page-member-center .member-empty a:hover { text-decoration: underline; }
.page-member-center .identity-item {
  margin: 0.5rem 0;
  padding: 0.85rem 1rem;
  background: var(--color-bg-page);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border-light);
  font-size: 14px;
  color: var(--color-text);
}
.page-member-center .identity-action {
  margin: 1.25rem 0 0;
}
.identity-switch-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0;
}
.identity-switch-list li {
  margin-bottom: 0.5rem;
}
.identity-switch-list a {
  display: inline-block;
  padding: 0.5rem 0.85rem;
  color: var(--color-primary);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: background 0.2s, color 0.2s;
}
.identity-switch-list a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.btn-secondary {
  display: inline-block;
  padding: 0.4rem 1rem;
  color: var(--color-primary);
  text-decoration: none;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-size: 14px;
  transition: background 0.2s, color 0.2s;
}
.btn-secondary:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.page-member-center .btn-identity {
  margin-top: 0.25rem;
}

/* ========== 修改密码页 ========== */
.page-member-password .member-password-wrap {
  max-width: 480px;
  margin: 2rem auto;
  padding: 2rem 2rem 2.5rem;
  background: var(--color-bg-page);
  border-radius: var(--radius);
  border: 1px solid var(--color-border-light);
  box-shadow: var(--shadow);
  border-left: 4px solid var(--color-primary);
}
.page-member-password .member-password-wrap h1 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1.25rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--color-border-light);
}
.page-member-password .member-password-wrap .err {
  padding: 0.6rem 0.9rem;
  background: rgba(196, 92, 74, 0.08);
  color: var(--color-error);
  border-radius: var(--radius-sm);
  margin: 0 0 0.75rem;
}
.page-member-password .member-password-wrap .ok {
  padding: 0.6rem 0.9rem;
  background: rgba(107, 143, 113, 0.12);
  color: var(--color-success);
  border-radius: var(--radius-sm);
  margin: 0 0 0.75rem;
}
.page-member-password .password-actions { margin-bottom: 1.25rem; }
.page-member-password .member-password-form label {
  margin-top: 1rem;
  margin-bottom: 0.35rem;
  font-size: 14px;
  color: var(--color-text-secondary);
}
.page-member-password .member-password-form input[type="password"] {
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 14px;
}
.page-member-password .btn-submit-password {
  margin-top: 1.5rem;
  padding: 0.65rem 1.5rem;
  width: 100%;
  max-width: 100%;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s;
}
.page-member-password .btn-submit-password:hover {
  background: var(--color-primary-hover);
}

.identity-item { margin: 0.5rem 0; padding: 0.75rem; background: #f5f3f0; border-radius: var(--radius-sm); }
.identity-action { margin: 1rem 0 0; }
.btn-identity {
  display: inline-block;
  padding: 0.6rem 1.25rem;
  background: var(--color-primary);
  color: #fff !important;
  text-decoration: none !important;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, transform .05s;
  box-shadow: var(--shadow);
}
.btn-identity:hover {
  background: var(--color-primary-hover);
  color: #fff !important;
  transform: translateY(-1px);
}
.btn-identity:active { transform: translateY(0); }

/* 个人资料修改页按钮 */
.profile-actions { margin-bottom: 1rem; }
.btn-back-member {
  display: inline-block;
  padding: 0.5rem 1rem;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.btn-back-member:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
}
.btn-add-identity {
  margin-top: 0.5rem;
  margin-bottom: 1rem;
  padding: 0.6rem 1.5rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-md, 6px);
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s, box-shadow .2s;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}
.btn-add-identity:hover {
  background: var(--color-primary);
  color: #fff;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}
.btn-add-identity:active {
  transform: translateY(1px);
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.08);
}
/* 注册页：与下方「注册」按钮留出间距 */
.form-wrap #addIdentity.btn-add-identity {
  margin-top: 0.75rem;
  margin-bottom: 1.25rem;
  margin-right: 0.5rem;
}

table a { color: var(--color-primary); text-decoration: none; }
table a:hover { text-decoration: underline; }

/* ========== 机构中心：课程列表页、新增/编辑课程页 ========== */
.page-org-course-list .org-course-list-wrap,
.page-org-course-edit .org-course-edit-wrap {
  padding: 2rem 2rem 2.5rem;
  background: var(--color-bg-page);
  border-radius: var(--radius);
}
.page-org-course-list .org-course-list-wrap h1,
.page-org-course-edit .org-course-edit-wrap h1 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1.25rem;
}
.page-org-course-list .org-course-list-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-bottom: 1.5rem;
}
.page-org-course-list .btn-back-org {
  display: inline-block;
  padding: 0.45rem 1rem;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.page-org-course-list .btn-back-org:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
}
.page-org-course-list .btn-add-course {
  display: inline-block;
  padding: 0.45rem 1rem;
  background: var(--color-primary);
  color: #fff !important;
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s;
}
.page-org-course-list .btn-add-course:hover {
  background: var(--color-primary-hover);
  color: #fff !important;
}
.page-org-course-list .org-course-table {
  margin-bottom: 1rem;
}
.page-org-course-list .org-course-actions {
  display: inline-flex;
  flex-wrap: nowrap;
  align-items: center;
  gap: 6px;
}
.page-org-course-list .org-course-actions .form-status-course,
.page-org-course-list .org-course-actions .form-delete-course {
  display: inline-flex;
  margin: 0;
}
/* 预览、编辑、上架、下架、删除：统一字号、颜色、边框、间距 */
.page-org-course-list .btn-edit-course,
.page-org-course-list .btn-course-preview,
.page-org-course-list .btn-course-online,
.page-org-course-list .btn-course-offline,
.page-org-course-list .btn-delete-course {
  margin: 0 !important;
  width: 56px;
  height: 32px;
  padding: 0 0.75rem;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text);
  background: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  text-align: center;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  white-space: nowrap;
  cursor: pointer;
  transition: background .2s, color .2s, border-color .2s;
}
.page-org-course-list .btn-edit-course,
.page-org-course-list .btn-course-preview {
  text-decoration: none !important;
}
.page-org-course-list .btn-course-online,
.page-org-course-list .btn-course-offline,
.page-org-course-list .btn-delete-course {
  font-weight: normal;
}
.page-org-course-list .btn-edit-course:hover,
.page-org-course-list .btn-course-preview:hover,
.page-org-course-list .btn-course-online:hover,
.page-org-course-list .btn-course-offline:hover,
.page-org-course-list .btn-delete-course:hover {
  background: var(--color-border-light);
  color: var(--color-text);
  border-color: var(--color-border);
}
.page-org-course-list .org-course-table td { vertical-align: middle; }
.page-org-course-list .course-status-badge {
  display: inline-block;
  padding: 0.2rem 0.5rem;
  font-size: 12px;
  border-radius: 4px;
  white-space: nowrap;
}
.page-org-course-list .course-status-on {
  background: rgba(90, 143, 98, 0.15);
  color: var(--color-success);
}
.page-org-course-list .course-status-off {
  background: var(--color-border-light);
  color: var(--color-text-muted);
}
.page-org-course-list .org-course-list-msg {
  margin: 0 0 1rem;
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 14px;
}
.page-org-course-list .org-course-list-msg.ok {
  background: rgba(90, 143, 98, 0.12);
  color: var(--color-success);
}
.page-org-course-list .org-course-list-msg.err {
  background: rgba(184, 74, 58, 0.08);
  color: var(--color-error);
}
.page-org-course-list .org-course-list-empty {
  margin: 1rem 0 0;
  color: var(--color-text-secondary);
}
.page-org-course-list .org-course-list-empty .btn-add-course {
  margin-left: 0.25rem;
}

.page-org-course-edit .course-edit-actions {
  margin-bottom: 1rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem 1rem;
}
.page-org-course-edit .course-edit-actions .form-delete-course-inline { display: inline-block; }
.page-org-course-edit .btn-delete-course-inline {
  padding: 0.35rem 0.85rem;
  font-size: 13px;
  color: var(--color-error);
  background: transparent;
  border: 1px solid var(--color-error);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background .2s, color .2s;
}
.page-org-course-edit .btn-delete-course-inline:hover {
  background: var(--color-error);
  color: #fff;
}
.page-org-course-edit .btn-back-list {
  display: inline-block;
  padding: 0.45rem 1rem;
  color: var(--color-primary);
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  text-decoration: none !important;
  font-size: 14px;
  font-weight: 500;
  transition: background .2s, color .2s;
}
.page-org-course-edit .btn-back-list:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
}
.page-org-course-edit .org-course-form h2 {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 1.5rem 0 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--color-border-light);
}
.page-org-course-edit .org-course-form h2:first-of-type { margin-top: 0; }
.page-org-course-edit .org-course-form label { margin-top: 0.85rem; }
.page-org-course-edit .org-course-form .add-media {
  margin-top: 0.5rem;
  padding: 0.45rem 0.85rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark, #8a6236);
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  font-weight: 500;
  transition: background .2s, color .2s;
}
.page-org-course-edit .org-course-form .add-media:hover {
  background: var(--color-primary);
  color: #fff;
}
.page-org-course-edit .btn-save-course {
  margin-top: 1.5rem;
  padding: 0.65rem 1.5rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background .2s;
}
.page-org-course-edit .btn-save-course:hover {
  background: var(--color-primary-hover);
}

/* ========== 首页专属：英雄区、定位卡片、学科卡片、文章区 ========== */
.home-hero {
  text-align: center;
  padding: 2.75rem 1.25rem 2.25rem;
  margin: 0 -1.5rem 1.75rem;
  background: linear-gradient(168deg, #fff 0%, #f8f5f0 40%, #f0ebe3 100%);
  border-radius: 0 0 32px 32px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.04);
}
.home-hero::before {
  content: "";
  position: absolute;
  top: -50%;
  left: -25%;
  width: 90%;
  height: 90%;
  background: radial-gradient(ellipse, var(--color-primary-soft) 0%, transparent 65%);
  opacity: 0.55;
  pointer-events: none;
}
.home-hero::after {
  content: "";
  position: absolute;
  bottom: -35%;
  right: -20%;
  width: 55%;
  height: 70%;
  background: radial-gradient(ellipse, rgba(166,124,71,0.08) 0%, transparent 65%);
  pointer-events: none;
}
.home-hero-domain {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--color-text-muted);
  margin: 0 0 0.5rem;
  position: relative;
  letter-spacing: 0.28em;
  text-transform: lowercase;
}
.home-hero-tagline {
  font-family: var(--font-heading);
  font-size: 1.75rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 0.45rem;
  position: relative;
  letter-spacing: 0.025em;
}
.home-hero-desc {
  font-size: 0.98rem;
  color: var(--color-text-secondary);
  margin: 0;
  position: relative;
  letter-spacing: 0.01em;
}

.page-home .home-location-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: 16px;
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.75rem;
  box-shadow: var(--shadow);
}
.page-home .home-location-card .location-bar-line { margin-bottom: 0.5rem; }
.page-home .home-location-card .location-bar-line:last-child { margin-bottom: 0; }
.page-home .home-user-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  padding: 1rem 1.35rem;
  margin-bottom: 1.5rem;
  background: var(--color-bg);
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--color-text-secondary);
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.page-home .home-user-card .home-user-label {
  color: var(--color-text-muted);
  font-size: 13px;
}
.page-home .home-user-card .home-user-name {
  font-weight: 600;
  color: var(--color-text);
}
.page-home .home-user-card .home-user-meta {
  color: var(--color-text-secondary);
}
.page-home .home-user-card .home-user-switch {
  margin-left: auto;
  padding: 0.4rem 0.9rem;
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
  text-decoration: none;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  transition: background 0.2s, color 0.2s;
  cursor: pointer;
  border: none;
  font: inherit;
}
.page-home .home-user-card .home-user-switch:hover {
  background: var(--color-primary);
  color: #fff;
}
.identity-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.identity-modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.identity-modal-overlay[hidden] { display: none !important; }
.identity-modal {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 1.25rem 1.5rem;
  min-width: 260px;
  max-width: 90vw;
}
.identity-modal-title {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}
.identity-modal-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1rem;
}
.identity-modal-item {
  display: block;
  width: 100%;
  padding: 0.5rem 0.75rem;
  margin-bottom: 0.35rem;
  text-align: left;
  font-size: 14px;
  color: var(--color-text);
  background: transparent;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.identity-modal-item:hover {
  background: var(--color-primary-soft);
  border-color: var(--color-primary-soft);
}
.identity-modal-item-current {
  border-color: var(--color-primary);
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}
.identity-modal-close {
  display: block;
  width: 100%;
  padding: 0.4rem;
  font-size: 14px;
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
}
.identity-modal-close:hover { color: var(--color-text); }

.login-modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.4);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
}
.login-modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.login-modal-overlay[hidden] { display: none !important; }
.login-modal {
  background: var(--color-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 1.25rem 1.5rem;
  min-width: 280px;
  max-width: 90vw;
}
.login-modal-title {
  margin: 0 0 1rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text);
}
.login-modal-form label {
  display: block;
  margin-top: 0.5rem;
  margin-bottom: 0.25rem;
  font-size: 14px;
  color: var(--color-text);
}
.login-modal-form label:first-of-type { margin-top: 0; }
.login-modal-form input {
  width: 100%;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-sm);
  font-size: 14px;
  box-sizing: border-box;
}
.login-modal-form .login-modal-submit {
  margin-top: 0.75rem;
  padding: 0.4rem 1rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 14px;
  cursor: pointer;
}
.login-modal-err {
  margin: 0.35rem 0 0;
  font-size: 13px;
  color: var(--color-error, #c00);
  min-height: 1.2em;
}
.login-modal-reg {
  margin: 0.75rem 0 0;
  font-size: 14px;
}
.login-modal-reg a { color: var(--color-primary); }
.login-modal-close {
  display: block;
  width: 100%;
  margin-top: 0.5rem;
  padding: 0.4rem;
  font-size: 14px;
  color: var(--color-text-secondary);
  background: transparent;
  border: none;
  cursor: pointer;
}
.login-modal-close:hover { color: var(--color-text); }

.location-pin {
  display: inline-block;
  width: 14px;
  height: 14px;
  margin-right: 0.5rem;
  background: var(--color-primary);
  border-radius: 50% 50% 50% 0;
  transform: rotate(-45deg);
  vertical-align: middle;
  box-shadow: 0 2px 4px rgba(184,134,76,0.35);
}

.page-home .home-majors { margin-bottom: 2rem; }
.page-home .major-list { margin: 0; padding: 0; list-style: none; }
.page-home .major-list > li {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  margin-bottom: 1rem;
  padding: 1.15rem 1.35rem;
  box-shadow: var(--shadow);
  transition: box-shadow 0.25s ease, border-color 0.25s ease;
  border-left: 4px solid var(--color-primary);
}
.page-home .major-list > li:hover {
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-soft);
}
.page-home .major-list > li:last-child { margin-bottom: 0; }
.page-home .major-list .major-link {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 0.65rem;
  transition: color 0.2s ease;
}
.page-home .major-list .major-link:hover { color: var(--color-primary); text-decoration: none; }
.page-home .minor-tags { margin-top: 0; gap: 0.5rem; }
.page-home .minor-tags a {
  background: var(--color-bg-page);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 0.4rem 0.9rem;
  font-size: 13px;
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
}
.page-home .minor-tags a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: #fdfbf7;
}

.page-home .home-articles {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 14px;
  padding: 1.5rem 1.35rem;
  margin-top: 2rem;
  box-shadow: var(--shadow);
}
.page-home .home-articles .section-title { font-size: 1.2rem; margin: 0 0 1.1rem; }
.page-home .home-articles .article-list-index li {
  padding: 0.65rem 0;
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 0;
}
.page-home .home-articles .article-list-index li:last-child { border-bottom: none; }
.page-home .home-articles .article-list-index .article-item-pinned .article-link-pinned {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 700;
}
.page-home .home-empty-hint { color: var(--color-text-secondary); text-align: center; padding: 2rem; }