:root {
  --bg: #F4EFE6;
  --card: #FFFDF8;
  --teal: #0F766E;
  --ink: #16202A;     /* 设计规范主文本色，深墨蓝提升阅读稳定性 */
  --accent: #F97316;  /* 品牌强调色，用于 CTA、价格、提醒 */
  --muted: #667085;
  --line: #ece5d6;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Inter", system-ui, "PingFang SC", "Microsoft YaHei", sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

/* 全局焦点环：键盘导航可见性 */
:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

.web-top {
  background: rgba(255,253,248,.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  padding: 14px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 200;
}
.web-logo { font-weight: 700; color: var(--teal); font-size: 18px; }
.web-login { background: var(--teal); color: #fff; padding: 8px 18px; border-radius: 8px; font-size: 14px; }

.web-main { max-width: 1080px; margin: 0 auto; padding: 20px 24px 48px; }

.web-search {
  display: flex; gap: 10px; margin-bottom: 0;
  position: sticky; top: 55px; z-index: 190;
  background: rgba(244,239,230,.95);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 10px 0 10px;
  margin-left: -24px; margin-right: -24px;
  padding-left: 24px; padding-right: 24px;
  box-shadow: 0 4px 12px rgba(0,0,0,.06);
}
.web-search input {
  flex: 1; padding: 10px 14px; border: 1px solid #d0d5dd; border-radius: 8px; font-size: 14px;
  background: rgba(255,253,248,.95);
}
.web-search button {
  background: var(--teal); color: #fff; border: 0; border-radius: 8px; padding: 0 22px; font-size: 14px; cursor: pointer;
}
/* 搜索栏下方恢复间距 */
.web-search + * { margin-top: 14px; }

/* ── NProgress 风格顶部加载条 ─────────────────────────── */
#web-load-bar {
  position: fixed; top: 0; left: 0; height: 3px;
  background: var(--primary); width: 0%; opacity: 0;
  transition: width .3s ease, opacity .3s;
  z-index: 9999; pointer-events: none;
  border-radius: 0 2px 2px 0;
}

/* ── 底部固定加载指示器 ───────────────────────────────── */
#web-bottom-loader {
  position: fixed; bottom: 28px; left: 50%;
  transform: translateX(-50%);
  background: var(--primary); color: #fff;
  font-size: 13px; font-weight: 500;
  padding: 9px 22px; border-radius: 24px;
  box-shadow: 0 4px 16px rgba(15,118,110,.4);
  z-index: 500; display: none;
  white-space: nowrap; pointer-events: none;
}

.web-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 18px; }
.web-chip {
  font-size: 13px; padding: 6px 14px; border-radius: 16px; background: var(--card);
  border: 1px solid var(--line); color: var(--muted);
}
.web-chip.on { background: var(--teal); color: #fff; border-color: var(--teal); }

/* ── 精选系列卡片（首页） ────────────────────────────────── */
.web-series-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
  margin-bottom: 24px;
}
@media (max-width: 900px) { .web-series-cards { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 540px) { .web-series-cards { grid-template-columns: 1fr; } }

.web-series-card {
  border-radius: 12px; padding: 20px; display: flex; flex-direction: column; gap: 10px;
  text-decoration: none; color: inherit; position: relative; overflow: hidden;
  transition: transform .15s, box-shadow .15s;
  border: 1px solid rgba(0,0,0,.08);
}
.web-series-card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(0,0,0,.12); }

/* 色调方案 */
.web-series-card.tone-teal   { background: linear-gradient(135deg,#0f766e,#0d9488); color:#fff; }
.web-series-card.tone-blue   { background: linear-gradient(135deg,#1d4ed8,#3b82f6); color:#fff; }
.web-series-card.tone-orange { background: linear-gradient(135deg,#c2410c,#f97316); color:#fff; }
.web-series-card.tone-purple { background: linear-gradient(135deg,#6d28d9,#8b5cf6); color:#fff; }
.web-series-card.tone-rose   { background: linear-gradient(135deg,#be123c,#f43f5e); color:#fff; }

.web-series-card-count { font-size: 11px; font-weight: 600; opacity: .75; letter-spacing: .5px; }
.web-series-card-title { font-size: 18px; font-weight: 700; line-height: 1.3; }
.web-series-card-sub   { font-size: 13px; opacity: .85; line-height: 1.5; flex: 1; }
.web-series-card-cta   { font-size: 13px; font-weight: 600; opacity: .9; align-self: flex-start;
  border: 1px solid rgba(255,255,255,.5); border-radius: 6px; padding: 4px 12px;
  margin-top: 4px; }

/* ── 系列详情页头部 ──────────────────────────────────────── */
.web-series-hero {
  background: linear-gradient(135deg, #0f766e, #0d9488);
  border-radius: 12px; padding: 36px 40px; margin-bottom: 0; color: #fff;
}
.web-series-hero--blue   { background: linear-gradient(135deg,#1d4ed8,#3b82f6); }
.web-series-hero--orange { background: linear-gradient(135deg,#c2410c,#f97316); }
.web-series-hero--purple { background: linear-gradient(135deg,#6d28d9,#8b5cf6); }
.web-series-hero--rose   { background: linear-gradient(135deg,#be123c,#f43f5e); }
.web-series-back  { font-size: 13px; opacity: .8; color:#fff; text-decoration:none; }
.web-series-count { font-size: 12px; opacity: .7; margin: 10px 0 6px; letter-spacing: .5px; text-transform: uppercase; }
.web-series-title { font-size: 28px; font-weight: 700; margin: 0 0 8px; }
.web-series-sub   { font-size: 16px; opacity: .9; margin: 0 0 10px; }
.web-series-desc  { font-size: 14px; opacity: .8; line-height: 1.7; margin: 0; max-width: 680px; }

/* ── 系列详情资源列表 ─────────────────────────────────────── */
.web-series-list { display: flex; flex-direction: column; gap: 12px; }
.web-series-item {
  display: flex; align-items: flex-start; gap: 16px;
  background: var(--card); border: 1px solid var(--line); border-radius: 10px;
  padding: 16px 18px; text-decoration: none; color: inherit;
  transition: box-shadow .15s, transform .1s;
}
.web-series-item:hover { box-shadow: 0 4px 16px rgba(0,0,0,.08); transform: translateY(-1px); }
.web-series-item-num {
  width: 32px; height: 32px; border-radius: 50%; background: var(--primary);
  color: #fff; font-size: 14px; font-weight: 700; display: flex;
  align-items: center; justify-content: center; flex-shrink: 0;
}
.web-series-item-body { flex: 1; min-width: 0; }
.web-series-item-title { font-size: 15px; font-weight: 600; color: var(--ink); margin-bottom: 4px;
  display: flex; align-items: center; flex-wrap: wrap; gap: 4px; }
.web-series-item-meta  { font-size: 12px; color: var(--muted); }
.web-series-item-note  { font-size: 12px; color: var(--primary); margin-top: 4px;
  font-style: italic; }

.web-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
/* 全部资源区块用3列，信息更宽松 */
.web-grid--3col { grid-template-columns: repeat(3, 1fr); }
@media (max-width: 900px) {
  .web-grid, .web-grid--3col { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 540px) {
  .web-grid, .web-grid--3col { grid-template-columns: 1fr; }
}

/* ── 三区块容器：zone 基础样式 ───────────────────────────── */
.web-zone { margin-bottom: 20px; }
.web-zone-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}
.web-zone-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 10px;
}
.web-zone-sub { font-size: 12px; color: var(--muted); }
.web-zone-more {
  font-size: 12px;
  font-weight: 500;
  color: var(--primary);
  text-decoration: none;
  padding: 3px 8px;
  border: 1px solid rgba(15,118,110,.3);
  border-radius: 4px;
  transition: background .15s, color .15s;
}
.web-zone-more:hover { background: var(--primary); color: #fff; }
.web-zone-badge {
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .5px;
  padding: 3px 9px;
  border-radius: 4px;
}

/* ── Zone ①：精品课程（绿色） ──────────────────────────────── */
.web-zone--course {
  background: linear-gradient(135deg, rgba(15,118,110,.05) 0%, transparent 55%);
  border: 1px solid rgba(15,118,110,.15);
  border-left: 4px solid var(--teal);
  border-radius: 0 12px 12px 0;
  padding: 18px 18px 14px;
}
.web-zone-badge--course {
  background: rgba(15,118,110,.1);
  color: var(--teal);
}

/* ── Zone ②：今日新发布（橙色） ─────────────────────────────── */
.web-zone--today {
  background: rgba(249,115,22,.03);
  border: 1px solid rgba(249,115,22,.15);
  border-left: 4px solid var(--accent);
  border-radius: 0 12px 12px 0;
  padding: 18px 18px 14px;
}
.web-zone-dot-today { color: var(--accent); font-size: 16px; }
.web-zone-badge--today {
  background: rgba(249,115,22,.1);
  color: var(--accent);
}

/* ── Zone ③：全部资源（无边框） ─────────────────────────────── */
.web-zone--all { margin-top: 4px; }
/* 排序 tabs（替代原来的 web-sort-bar） */
.web-sort-tabs { display: flex; gap: 6px; }
.web-sort-tab {
  padding: 5px 14px;
  border-radius: 7px;
  font-size: 12px;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--muted);
  transition: background .15s, color .15s;
}
.web-sort-tab.on {
  background: var(--ink);
  color: #fff;
  border-color: var(--ink);
}

/* 资源卡片：纯圆角卡片 + 轻阴影，移除 AI Slop 左边框模式 */
.web-card {
  position: relative;
  background: var(--card); border: 1px solid var(--line);
  border-radius: 12px; padding: 16px 16px 14px;
  display: flex; flex-direction: column; gap: 8px;
  transition: box-shadow .15s ease, transform .15s ease;
}
.web-card:hover { box-shadow: 0 6px 18px rgba(0, 0, 0, 0.08); transform: translateY(-2px); }
/* t-* 色调：用顶部细色条区分，比左边框更克制 */
.web-card.t-ink    { border-top: 3px solid #334155; }
.web-card.t-emerald { border-top: 3px solid var(--teal); }
.web-card.t-orange  { border-top: 3px solid var(--accent); }
.web-card.t-default { border-top: 3px solid var(--line); }
.web-cat { font-size: 12px; color: var(--teal); background: rgba(15, 118, 110, 0.08); padding: 2px 10px; border-radius: 10px; white-space: nowrap; }
.web-card-meta { font-size: 12px; color: var(--muted); display: flex; flex-direction: column; gap: 3px; }
.web-card-meta b { color: #475467; font-weight: 600; }
/* 顶部属性 chip 行：格式/类型横排小标签，替代竖排三行 meta */
.web-card-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.web-chip {
  font-size: 11px; line-height: 1; padding: 4px 8px; border-radius: 6px;
  background: #f0ece0; color: #6b7280; white-space: nowrap;
}
.web-chip--fmt { background: rgba(15, 118, 110, 0.1); color: var(--teal); font-weight: 600; }
.web-chip--new { background: var(--accent); color: #fff; font-weight: 700; letter-spacing: .3px; }
.web-ctitle {
  font-size: 16px; font-weight: 700; color: var(--ink); line-height: 1.4;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
  text-wrap: balance;
}
.web-csub {
  font-size: 13px; color: var(--muted); line-height: 1.6; flex: 1;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden;
}
/* 底栏：日期 + 下载靠左成组，获取按钮靠右 */
.web-card-foot { display: flex; align-items: center; gap: 12px; padding-top: 10px; border-top: 1px solid var(--line); }
.web-date { font-size: 11px; color: var(--muted); white-space: nowrap; }
.web-date b { color: #475467; font-weight: 600; }
.web-dl { font-size: 12px; color: var(--muted); white-space: nowrap; }
.web-dl b { color: var(--teal); font-size: 15px; font-weight: 700; }
.web-get { font-size: 13px; color: var(--teal); font-weight: 600; margin-left: auto; white-space: nowrap; }
/* 详情页标签 */
.web-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.web-tag { font-size: 11px; background: #f0ece0; color: var(--muted); padding: 2px 8px; border-radius: 10px; cursor: pointer; }

/* ── 回到顶部悬浮按钮 ─────────────────────────────────── */
.web-back-top {
  position: fixed; right: 24px; bottom: 80px; z-index: 999;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--primary); color: #fff;
  border: none; cursor: pointer;
  font-size: 22px; line-height: 1;
  box-shadow: 0 4px 16px rgba(15,118,110,.45);
  opacity: 0; pointer-events: none;
  transition: opacity .25s, transform .2s;
  display: flex; align-items: center; justify-content: center;
}
.web-back-top:hover { transform: translateY(-4px); box-shadow: 0 8px 20px rgba(15,118,110,.5); }


/* ── 全站底部 footer ──────────────────────────────────── */
.web-footer {
  margin-top: 40px;
  padding: 28px 24px 36px;
  background: #ede8df;
  border-top: 1px solid #d4cdc3;
  text-align: center;
}
.web-footer-disclaimer {
  font-size: 12px; color: #5a6272; line-height: 1.9;
  max-width: 780px; margin: 0 auto 12px;
}
.web-footer-running {
  font-size: 14px; color: #3d4a57; margin: 0 auto 8px; font-weight: 500;
}
.web-footer-running b { color: var(--primary); font-size: 16px; }
.web-footer-copy { font-size: 12px; color: #6b7585; margin: 0; }

.web-pager {
  display: flex; justify-content: center; align-items: center;
  gap: 10px; margin-top: 32px; margin-bottom: 8px;
}
.web-pager a, .web-pager span {
  padding: 8px 18px; border-radius: 8px; font-size: 13px;
  border: 1px solid var(--line); background: var(--card);
  transition: background .15s, border-color .15s;
}
.web-pager a:hover { background: rgba(15,118,110,.06); border-color: var(--teal); color: var(--teal); }
.web-pager .disabled { color: #c4c9d0; pointer-events: none; border-color: #eee; background: #fafaf9; }
.web-pager-info { border: none !important; background: transparent !important; color: #667085; font-size: 13px; padding: 8px 4px !important; }
.web-pager-info b { color: var(--ink); }

.web-detail { background: var(--card); border: 1px solid var(--line); border-top: 4px solid var(--teal); border-radius: 12px; padding: 24px; }
.web-detail.t-ink    { border-top-color: #334155; }
.web-detail.t-emerald { border-top-color: var(--teal); }
.web-detail.t-orange  { border-top-color: var(--accent); }
.web-detail.t-default { border-top-color: var(--line); }
.web-detail-head .web-cat { display: inline-block; }
.web-detail h1 { font-size: 24px; margin: 10px 0 0; line-height: 1.4; color: var(--ink); text-wrap: balance; }
.web-detail-sub { color: var(--muted); margin: 8px 0 0; font-size: 15px; line-height: 1.6; }
.web-detail-meta { display: flex; flex-wrap: wrap; gap: 20px; margin-top: 18px; font-size: 13px; color: var(--muted); }
.web-detail-meta b { color: var(--ink); }
.web-detail-meta span:first-child b { color: var(--teal); font-size: 15px; }
.web-summary { margin-top: 20px; color: #475467; font-size: 14px; line-height: 1.8; }
.web-summary h3 { font-size: 15px; color: var(--ink); }
.web-summary-img {
  display: block; max-width: 100%; height: auto;
  margin: 12px 0; border-radius: 10px; border: 1px solid var(--line);
}
.web-summary-text { white-space: pre-wrap; word-break: break-word; }
.web-back { display: inline-block; margin-top: 18px; color: var(--teal); font-size: 13px; }
.web-unlock { margin-top: 24px; padding-top: 20px; border-top: 1px solid var(--line); }
.web-unlock-title { font-size: 15px; color: var(--ink); margin: 0 0 14px; }
.web-unlock-body { display: flex; gap: 20px; flex-wrap: wrap; }
.web-unlock-qr-col { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.web-unlock-qr { width: 140px; height: 140px; object-fit: contain; border: 1px solid var(--line); border-radius: 8px; background: #f7f5ef; }
.web-unlock-qr-tip { font-size: 11px; color: var(--muted); max-width: 140px; text-align: center; }
.web-unlock-form { flex: 1; min-width: 240px; display: flex; flex-direction: column; gap: 8px; }
.unlock-code-row { display: flex; gap: 8px; margin-top: 6px; }
.unlock-code-input { flex: 1; border: 1px solid #d0d5dd; border-radius: 8px; padding: 9px; font-size: 16px; letter-spacing: 4px; }
.unlock-submit { background: var(--teal); color: #fff; border: 0; border-radius: 8px; padding: 0 18px; font-size: 14px; cursor: pointer; white-space: nowrap; }
.unlock-hint { font-size: 11px; color: #98a2b3; margin-top: 2px; }
.unlock-msg { font-size: 12px; color: #b42318; min-height: 16px; }
.web-unlock-result { margin-top: 10px; padding: 12px; background: #f0f6f5; border: 1px solid #d4e6e2; border-radius: 8px; }
.web-unlock-result-label { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.web-unlock-result-row { display: flex; gap: 8px; }
.web-unlock-url { flex: 1; border: 1px solid #d0d5dd; border-radius: 8px; padding: 9px; font-size: 13px; background: #fff; color: var(--ink); }
.web-login-btn { background: var(--teal); color: #fff; border: 0; border-radius: 8px; padding: 8px 18px; font-size: 14px; cursor: pointer; }
.web-user { font-size: 14px; color: var(--ink); display: flex; align-items: center; gap: 12px; }
.web-logout { color: var(--muted); font-size: 13px; }
.web-login-mask { position: fixed; inset: 0; background: rgba(0,0,0,.35); align-items: center; justify-content: center; z-index: 1000; }
.web-login-box { background: #fff; border-radius: 12px; padding: 22px; width: 100%; max-width: 320px; text-align: center; box-shadow: 0 12px 32px rgba(0,0,0,.18); }
.web-login-head { display: flex; align-items: center; justify-content: space-between; }
.web-login-head h3 { margin: 0; font-size: 16px; }
.web-login-close { cursor: pointer; font-size: 22px; color: #98a2b3; line-height: 1; }
.web-login-qr { width: 200px; height: 200px; object-fit: contain; margin: 16px auto 8px; border: 1px solid var(--line); border-radius: 8px; background: #f7f5ef; }
.web-login-tip { font-size: 12px; color: var(--muted); }
.web-unlock-open { display: inline-block; margin-top: 8px; font-size: 12px; color: var(--teal); }
.web-tag-filter-banner {
  text-align: center;
  padding: 8px 16px;
  background: rgba(15,118,110,.06);
  border: 1px solid rgba(15,118,110,.15);
  border-radius: 8px;
  margin-bottom: 12px;
  font-size: 14px;
  color: var(--teal);
}
.web-tag-filter-banner a { color: var(--teal); }

/* IT精品课程专区容器 */
.web-featured-course-section {
  background: linear-gradient(120deg, rgba(15,118,110,.06) 0%, transparent 60%);
  border: 1px solid rgba(15,118,110,.18);
  border-radius: 12px;
  padding: 14px 14px 10px;
  margin-bottom: 20px;
}

/* 课程专区 section dot 用主色 */
.web-section-dot--course {
  background: #0F766E;
}

/* IT精品课程卡片：深色渐变背景 + 白色文字 */
.web-card--course {
  background: linear-gradient(135deg, #0a4f4a 0%, #0F766E 65%, #1a9d95 100%);
  color: #fff;
  border-color: #0a4f4a;
  box-shadow: 0 2px 8px rgba(15,118,110,.25);
}
.web-card--course:hover {
  box-shadow: 0 6px 20px rgba(15,118,110,.4);
  transform: translateY(-1px);
}
.web-card--course .web-ctitle { color: #fff; }
.web-card--course .web-csub  { color: rgba(255,255,255,.72); }
.web-card--course .web-card-meta { color: rgba(255,255,255,.6); }
.web-card--course .web-card-meta b { color: #fff; }
.web-card--course .web-dl   { color: rgba(255,255,255,.65); }
.web-card--course .web-dl b { color: #fff; }
.web-card--course .web-get  { color: #7fe0db; }
.web-card--course .web-chip { background: rgba(255,255,255,.14); color: rgba(255,255,255,.85); }
.web-card--course .web-chip--fmt { background: rgba(127,224,219,.22); color: #c8fffb; }
.web-card--course .web-date { color: rgba(255,255,255,.6); }
.web-card--course .web-date b { color: #fff; }

/* 课程角标 */
.web-card-course-badge {
  position: absolute;
  top: 10px; right: 10px;
  background: rgba(255,255,255,.22);
  color: #fff;
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 4px;
  letter-spacing: .3px;
}

/* 今日新上卡片区分样式:金色顶部渐变边框 + 轻微高亮 */
.web-card--today {
  border-top: 3px solid #f59e0b;
  box-shadow: 0 2px 8px rgba(245, 158, 11, 0.15);
}
.web-card--today:hover {
  box-shadow: 0 6px 20px rgba(245, 158, 11, 0.25);
}

/* 存储介质标注(详情页):小徽章样式,与内容标签视觉分离 */
.web-storage-badge {
  display: inline-flex;
  align-items: center;
  margin-top: 10px;
  padding: 4px 10px;
  background: rgba(15, 118, 110, 0.1);
  color: #0f766e;
  border: 1px solid rgba(15, 118, 110, 0.25);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: .3px;
}

/* ── 热门标签导航 ────────────────────────── */
.web-hot-tags {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  padding: 10px 0 14px;
  border-bottom: 1px solid var(--line, #e5e7eb);
  margin-bottom: 14px;
}
.web-hot-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--muted, #94a3b8);
  margin-right: 4px;
  white-space: nowrap;
}
.web-chip-tag {
  background: rgba(15,118,110,.07);
  color: var(--teal);
  border: 1px solid rgba(15,118,110,.2);
  transition: background .15s, color .15s;
}
.web-chip-tag:hover, .web-chip-tag.on {
  background: var(--teal);
  color: #fff;
  border-color: var(--teal);
}

/* ── 今日新上专区 ────────────────────────── */
.web-section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: #16202a;
  margin-bottom: 12px;
}
.web-section-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);  /* 橙色，强调色语义正确（新内容提示，非错误） */
  display: inline-block;
}
.web-section-divider {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--muted, #94a3b8);
  margin: 20px 0 12px;
}
.web-section-divider::before, .web-section-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--line, #e5e7eb);
}

/* ── 相关资源推荐(详情页) — 复用 .web-grid + .web-card,只需容器和标题样式 ── */
.web-related {
  margin: 40px auto 0;
  padding-top: 28px;
  border-top: 1px solid var(--line, #e5e7eb);
}
.web-related-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 16px;
}
.web-related-tag {
  font-size: 13px;
  font-weight: 500;
  color: var(--teal);
  background: rgba(15,118,110,.08);
  padding: 2px 10px;
  border-radius: 20px;
}

.web-card-vip {
  position: absolute;
  top: 10px; right: 10px;
  background: linear-gradient(135deg, #f59e0b, #d97706);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
  letter-spacing: .5px;
}
/* 标题置顶后，给带右上角标(VIP / 💻课程 / NEW)的卡片标题留出右侧空间，避免首行被角标遮住 */
.web-card:has(.web-card-vip) .web-ctitle,
.web-card:has(.web-card-course-badge) .web-ctitle { padding-right: 54px; }

/* 排序栏 */
.web-sort-bar { display:flex; align-items:center; gap:8px; margin-bottom:12px; }
.web-sort-label { font-size:12px; color:var(--muted); white-space:nowrap; }
.web-chip-sort { font-size:12px; padding:4px 12px; }
.web-chip-sort.on { background:var(--teal); color:#fff; border-color:var(--teal); }

/* 我的页面 */
.web-my-card { max-width:640px; margin:40px auto; padding:24px; background:#fff; border-radius:16px; box-shadow:0 2px 12px rgba(0,0,0,.08); }
.web-my-title { font-size:20px; font-weight:700; margin:0 0 4px; }
.web-my-name { color:#475569; margin:0 0 24px; font-size:15px; }
.web-my-section { border-top:1px solid #f1f5f9; padding-top:20px; margin-top:20px; }
.web-my-section h3 { font-size:15px; font-weight:600; margin:0 0 12px; }
.web-my-member-status { display:flex; align-items:center; }
.web-my-plans { display:grid; grid-template-columns:repeat(3,1fr); gap:12px; }
.web-my-plan-card { border:1px solid #e2e8f0; border-radius:12px; padding:16px; text-align:center; }
.web-my-plan-name { font-size:14px; font-weight:600; margin-bottom:8px; }
.web-my-plan-price { font-size:24px; font-weight:700; color:var(--accent); margin-bottom:8px; }
.web-my-plan-desc { font-size:12px; color:#94a3b8; }
.tag { display:inline-block; padding:2px 10px; border-radius:20px; font-size:12px; font-weight:600; }
.tag-ok { background:#dcfce7; color:#15803d; }

/* 支付弹框 */
.web-pay-mask { position:fixed;inset:0;background:rgba(0,0,0,.45);z-index:1000;align-items:center;justify-content:center; }
.web-pay-box { background:#fff;border-radius:16px;padding:28px;text-align:center;max-width:300px;width:90%;box-shadow:0 12px 40px rgba(0,0,0,.2); }
.web-pay-head { display:flex;align-items:center;justify-content:space-between;margin-bottom:16px; }
.web-pay-head span:first-child { font-size:16px;font-weight:600; }
.web-pay-close { font-size:22px;color:#94a3b8;cursor:pointer;line-height:1; }
.web-pay-qr { width:200px;height:200px;border:1px solid #e2e8f0;border-radius:8px;background:#f8fafc; }
.web-pay-tip { font-size:13px;color:#667085;margin:12px 0 0; }
.web-pay-cancel { margin-top:16px;padding:8px 20px;border:1px solid #d0d5dd;border-radius:8px;background:#fff;cursor:pointer;font-size:13px; }
.web-my-buy-btn { margin-top:12px;width:100%;padding:8px 0;background:#0F766E;color:#fff;border:0;border-radius:8px;font-size:13px;cursor:pointer; }
.web-my-buy-btn:hover { background:#0d6560; }