/* ============================================================
   77CLUB 内页共用样式（活动 / 帮助中心 / 联系我们 / 协议文档）
   设计体系与首页一致：白底 + 蓝渐变 + 轻圆角卡片 + 克制留白
   ============================================================ */

/* ===== 内页整体骨架 ===== */
.page {
  padding-top: 64px; /* 让开固定导航条 */
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: #ffffff;
}
.page-main { flex: 1 0 auto; }

/* 导航当前栏目高亮 */
.nav-menu a.on {
  color: #2f7bff;
  font-weight: 600;
  position: relative;
}
.nav-menu a.on::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -7px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(92deg, #2f7bff, #00c2ff);
}

.container {
  width: min(1160px, 92vw);
  margin: 0 auto;
}
.container-sm { width: min(880px, 92vw); margin: 0 auto; }

/* ===== 内页顶部标题区 ===== */
.page-hero {
  position: relative;
  padding: 64px 0 44px;
  text-align: center;
  background: linear-gradient(180deg, #f4f8ff 0%, #ffffff 100%);
  overflow: hidden;
}
.page-hero::after { /* 右上角淡蓝光晕 */
  content: "";
  position: absolute;
  right: -120px;
  top: -140px;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(47, 123, 255, 0.13), rgba(47, 123, 255, 0) 68%);
  pointer-events: none;
}
.page-hero h1 {
  font-size: 40px;
  font-weight: 800;
  letter-spacing: 1px;
  color: #16233f;
}
.page-hero h1 em {
  font-style: normal;
  background: linear-gradient(92deg, #2f7bff, #00c2ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.page-hero .ph-sub {
  margin-top: 12px;
  font-size: 15px;
  color: #5a6b8c;
}
.page-hero .ph-crumb {
  margin-top: 18px;
  font-size: 13px;
  color: #8794ad;
}
.page-hero .ph-crumb a { color: #8794ad; }
.page-hero .ph-crumb a:hover { color: #2f7bff; }
.page-hero .ph-crumb span { margin: 0 8px; color: #c3ccdd; }

/* ===== 通用区块标题 ===== */
.blk-title {
  font-size: 24px;
  font-weight: 800;
  color: #16233f;
  text-align: center;
  letter-spacing: 0.5px;
}
.blk-title em {
  font-style: normal;
  background: linear-gradient(92deg, #2f7bff, #00c2ff);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.blk-sub {
  margin-top: 10px;
  text-align: center;
  font-size: 14px;
  color: #74829c;
}
.blk { padding: 54px 0; }
.blk-tight { padding: 34px 0; }

/* ===== 通用卡片 ===== */
.card {
  background: #ffffff;
  border: 1px solid #e8edf7;
  border-radius: 14px;
  box-shadow: 0 8px 26px rgba(20, 45, 100, 0.06);
  transition: transform 0.24s ease, box-shadow 0.24s ease, border-color 0.24s ease;
}
.card-hover:hover {
  transform: translateY(-4px);
  border-color: #cfe0ff;
  box-shadow: 0 16px 40px rgba(20, 45, 100, 0.12);
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 24px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all 0.22s ease;
}
.btn-primary {
  background: linear-gradient(92deg, #2f7bff, #00c2ff);
  color: #ffffff;
  box-shadow: 0 8px 22px rgba(47, 123, 255, 0.28);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 28px rgba(47, 123, 255, 0.36); }
.btn-ghost {
  background: #ffffff;
  border-color: #dfe6f3;
  color: #2b3a5c;
}
.btn-ghost:hover { border-color: #2f7bff; color: #2f7bff; transform: translateY(-2px); }
.btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 8px; }

/* ============================================================
   活动中心
   ============================================================ */

.act-grid {
  margin-top: 34px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.act-card {
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.act-cover {
  position: relative;
  display: block; /* 卡片封面本身是链接，点击进入活动详情 */
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, #eaf2ff, #f7fbff);
  overflow: hidden;
}
.act-cover img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.4s ease; }
.act-cover:hover img { transform: scale(1.05); }
.act-body { padding: 18px 18px 20px; display: flex; flex-direction: column; flex: 1; }
.act-name { font-size: 17px; font-weight: 700; color: #16233f; }
.act-name a { color: inherit; transition: color 0.2s ease; }
.act-name a:hover { color: #2f7bff; }
.act-desc {
  margin-top: 8px;
  font-size: 13px;
  line-height: 1.7;
  color: #6b7893;
  flex: 1;
  /* 摘要最多 3 行，保证网格卡片高度一致 */
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
/* 卡片底部：发布时间 + 阅读全文 */
.act-foot {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid #eef2f9;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.act-date { font-size: 12.5px; color: #98a4ba; }
.act-more {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 13px;
  font-weight: 600;
  color: #2f7bff;
}
.act-more:hover { color: #1a5fe4; }
.act-more span { font-size: 16px; line-height: 1; }
.act-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px 0;
  color: #8794ad;
  font-size: 14px;
}

/* 活动规则 */
.act-rule {
  margin-top: 30px;
  padding: 26px 30px;
  border-radius: 14px;
  background: #f8fbff;
  border: 1px solid #e6eefc;
}
.act-rule h3 { font-size: 16px; font-weight: 700; color: #16233f; margin-bottom: 12px; }
.act-rule ol { padding-left: 20px; }
.act-rule li {
  font-size: 13.5px;
  line-height: 2;
  color: #61708c;
  list-style: decimal;
}

/* ============================================================
   帮助中心
   ============================================================ */
.help-search {
  position: relative;
  width: min(620px, 88vw);
  margin: 26px auto 0;
}
.help-search input {
  width: 100%;
  height: 50px;
  padding: 0 52px 0 20px;
  border-radius: 999px;
  border: 1px solid #dfe6f3;
  background: #ffffff;
  font-size: 14px;
  color: #16233f;
  outline: none;
  box-shadow: 0 8px 24px rgba(20, 45, 100, 0.06);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.help-search input::placeholder { color: #a3aec2; }
.help-search input:focus {
  border-color: #9dc0ff;
  box-shadow: 0 0 0 4px rgba(47, 123, 255, 0.1), 0 8px 24px rgba(20, 45, 100, 0.06);
}
.help-search .hs-icon {
  position: absolute;
  right: 18px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  height: 20px;
  color: #9aa7bd;
  pointer-events: none;
}

.help-cats {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.help-cat {
  padding: 24px 20px;
  text-align: center;
  cursor: pointer;
  color: inherit;
}
.help-cat .hc-ico {
  width: 48px;
  height: 48px;
  margin: 0 auto 14px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eaf2ff, #dceaff);
  color: #2f7bff;
}
.help-cat h3 { font-size: 15.5px; font-weight: 700; color: #16233f; }
.help-cat p { margin-top: 7px; font-size: 12.5px; color: #7b89a3; line-height: 1.7; }

/* FAQ 手风琴 */
.faq-group { margin-top: 40px; }
.faq-group > h3 {
  font-size: 17px;
  font-weight: 700;
  color: #16233f;
  padding-left: 12px;
  border-left: 3px solid #2f7bff;
  line-height: 1.2;
}
.faq-list { margin-top: 14px; display: flex; flex-direction: column; gap: 10px; }
.faq-item {
  border: 1px solid #e8edf7;
  border-radius: 12px;
  background: #ffffff;
  overflow: hidden;
  transition: border-color 0.22s ease, box-shadow 0.22s ease;
}
.faq-item:hover { border-color: #cfe0ff; }
.faq-item.open { border-color: #bcd4ff; box-shadow: 0 8px 24px rgba(47, 123, 255, 0.09); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  color: #22304c;
}
.faq-q .fq-mark {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  border-radius: 5px;
  background: #eef4ff;
  color: #2f7bff;
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}
.faq-q .fq-arrow {
  margin-left: auto;
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  color: #9aa7bd;
  transition: transform 0.25s ease;
}
.faq-item.open .fq-arrow { transform: rotate(180deg); color: #2f7bff; }
.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}
.faq-a-inner {
  padding: 0 20px 18px 52px;
  font-size: 13.5px;
  line-height: 1.95;
  color: #61708c;
}
.faq-a-inner a { color: #2f7bff; }
.faq-a-inner strong { color: #3b4a68; }

/* 没找到答案 */
.help-cta {
  margin-top: 46px;
  padding: 32px 34px;
  border-radius: 16px;
  background: linear-gradient(110deg, #f3f8ff, #eef6ff);
  border: 1px solid #e2ecfd;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.help-cta h3 { font-size: 18px; font-weight: 800; color: #16233f; }
.help-cta p { margin-top: 8px; font-size: 13.5px; color: #6b7893; }
.help-cta .hc-actions { display: flex; gap: 12px; flex-shrink: 0; }

/* ============================================================
   联系我们
   ============================================================ */
.contact-grid {
  margin-top: 30px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.contact-card { padding: 26px 22px; text-align: center; }
.contact-card .cc-ico {
  width: 50px;
  height: 50px;
  margin: 0 auto 14px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #eaf2ff, #dceaff);
  color: #2f7bff;
}
.contact-card h3 { font-size: 14px; font-weight: 600; color: #6b7893; }
.contact-card .cc-val {
  margin-top: 10px;
  font-size: 17px;
  font-weight: 700;
  color: #16233f;
  word-break: break-all;
}
.contact-card .cc-note { margin-top: 8px; font-size: 12px; color: #98a4ba; }

.contact-main {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 26px;
  align-items: stretch; /* 两栏卡片等高，底边对齐 */
}

/* 左侧：公司信息 */
.info-box {
  padding: 28px 28px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between; /* 与右侧表单卡等高后，行距均匀撑满，不出现单块死白 */
}
.info-box h3 { font-size: 18px; font-weight: 800; color: #16233f; }
.info-box .ib-line {
  margin-top: 18px;
  display: flex;
  gap: 12px;
  font-size: 13.5px;
  line-height: 1.8;
  color: #61708c;
}
.info-box .ib-line b { flex-shrink: 0; color: #33415e; font-weight: 600; min-width: 68px; }
.info-box .ib-desc {
  margin-top: 20px;
  padding-top: 18px;
  border-top: 1px dashed #e6ecf7;
  font-size: 13px;
  line-height: 1.95;
  color: #7b89a3;
}

/* 右侧：留言表单 */
.form-box { padding: 28px 28px 30px; }
.form-box h3 { font-size: 18px; font-weight: 800; color: #16233f; }
.form-box .fb-sub { margin-top: 8px; font-size: 13px; color: #7b89a3; }
.form-row { margin-top: 18px; }
.form-row label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #33415e;
  margin-bottom: 8px;
}
.form-row label i { color: #ff5f6d; font-style: normal; margin-left: 3px; }
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #dfe6f3;
  border-radius: 10px;
  font-size: 14px;
  font-family: inherit;
  color: #16233f;
  background: #ffffff;
  outline: none;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.form-row textarea { min-height: 118px; resize: vertical; line-height: 1.8; }
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  border-color: #9dc0ff;
  box-shadow: 0 0 0 4px rgba(47, 123, 255, 0.1);
}
.form-row input::placeholder,
.form-row textarea::placeholder { color: #a9b4c8; }
.form-two { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-submit { margin-top: 24px; display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.form-tip { font-size: 12px; color: #98a4ba; }
.form-ok {
  margin-top: 16px;
  display: none;
  padding: 12px 16px;
  border-radius: 10px;
  background: #eefbf3;
  border: 1px solid #c6edd6;
  color: #1f9d55;
  font-size: 13px;
}
.form-ok.show { display: block; }

/* ============================================================
   协议文档（隐私政策 / 用户协议）
   ============================================================ */
.doc-wrap {
  display: grid;
  grid-template-columns: 228px 1fr;
  gap: 46px;
  align-items: start;
  padding: 46px 0 70px;
}
.doc-toc {
  position: sticky;
  top: 88px;
  border: 1px solid #e8edf7;
  border-radius: 14px;
  padding: 20px 16px;
  background: #fbfcff;
}
.doc-toc h4 {
  font-size: 13px;
  font-weight: 700;
  color: #8794ad;
  letter-spacing: 1px;
  padding: 0 8px 12px;
}
.doc-toc a {
  display: block;
  padding: 8px 10px;
  border-radius: 8px;
  font-size: 13px;
  color: #55637f;
  line-height: 1.5;
  transition: all 0.2s ease;
}
.doc-toc a:hover { color: #2f7bff; background: #eef4ff; }
.doc-toc a.on {
  color: #2f7bff;
  font-weight: 600;
  background: #eef4ff;
  box-shadow: inset 2px 0 0 #2f7bff;
}
.doc-toc .dt-meta {
  margin-top: 14px;
  padding: 12px 10px 0;
  border-top: 1px dashed #e6ecf7;
  font-size: 12px;
  line-height: 1.8;
  color: #98a4ba;
}

.doc-body { min-width: 0; }
.doc-lead {
  padding: 20px 24px;
  border-radius: 12px;
  background: #f6f9ff;
  border: 1px solid #e6eefc;
  font-size: 13.5px;
  line-height: 1.95;
  color: #55637f;
}
.doc-sec { margin-top: 36px; scroll-margin-top: 88px; }
.doc-sec > h2 {
  font-size: 19px;
  font-weight: 800;
  color: #16233f;
  padding-bottom: 12px;
  border-bottom: 1px solid #eef2f9;
}
.doc-sec h2 .ds-num {
  display: inline-block;
  margin-right: 8px;
  color: #2f7bff;
}
.doc-sec p {
  margin-top: 14px;
  font-size: 14px;
  line-height: 2.05;
  color: #4d5b78;
}
.doc-sec ul { margin-top: 12px; padding-left: 4px; }
.doc-sec li {
  position: relative;
  padding-left: 18px;
  margin-top: 8px;
  font-size: 14px;
  line-height: 2.05;
  color: #4d5b78;
}
.doc-sec li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #bcd4ff;
}
.doc-sec strong { color: #2a3a5a; }
.doc-sec a { color: #2f7bff; }
/* 富文本补充：有序列表 / 图片 / 三级标题（正文由后台富文本编辑器产出） */
.doc-sec ol { margin-top: 12px; padding-left: 22px; }
.doc-sec ol li { padding-left: 0; margin-top: 8px; }
.doc-sec ol li::before { display: none; }
.doc-sec ol li::marker { color: #2f7bff; font-weight: 600; }
.doc-sec h3 { margin-top: 18px; font-size: 16px; font-weight: 700; color: #16233f; }
.doc-body figure { margin: 18px 0; }
.doc-body figure img {
  width: 100%;
  display: block;
  border-radius: 10px;
  background: #f2f6fd;
}
.doc-body figcaption {
  margin-top: 10px;
  text-align: center;
  font-size: 13px;
  color: #98a4ba;
}
.doc-note {
  margin-top: 16px;
  padding: 14px 18px;
  border-left: 3px solid #2f7bff;
  background: #f8fbff;
  border-radius: 0 10px 10px 0;
  font-size: 13.5px;
  line-height: 1.9;
  color: #55637f;
}
.doc-foot {
  margin-top: 44px;
  padding-top: 24px;
  border-top: 1px dashed #e6ecf7;
  font-size: 13px;
  line-height: 2;
  color: #8794ad;
}

/* ============================================================
   活动详情页
   ============================================================ */
.dt-hero {
  position: relative;
  overflow: hidden;
  background: #0d1a33;
}
.dt-hero-bg { position: absolute; inset: 0; }
.dt-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.dt-hero-mask {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(96deg, rgba(8, 18, 40, 0.92) 0%, rgba(8, 18, 40, 0.72) 42%, rgba(8, 18, 40, 0.3) 100%),
    linear-gradient(180deg, rgba(8, 18, 40, 0.5), rgba(8, 18, 40, 0.35));
}
.dt-hero-inner {
  position: relative;
  z-index: 2;
  padding: 58px 0 60px;
  color: #ffffff;
}
.dt-title {
  font-size: 34px;
  font-weight: 800;
  line-height: 1.35;
  letter-spacing: 0.5px;
  max-width: 760px;
}
/* 头图下方一行信息：状态 · 发布时间 · 活动时间 */
.dt-sub {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 20px;
  font-size: 14px;
  color: rgba(255, 255, 255, 0.82);
}
.dt-sub-item { display: inline-flex; align-items: center; }
.dt-sub-item + .dt-sub-item {
  padding-left: 20px;
  border-left: 1px solid rgba(255, 255, 255, 0.24);
}

/* 正文两栏 */
.dt-wrap {
  display: grid;
  grid-template-columns: 1fr 322px;
  gap: 44px;
  align-items: start;
  padding: 46px 0 72px;
}
.dt-main { min-width: 0; }
/* 活动详情内容区：暂无内容占位（运营填充内容后可整块替换） */
.dt-blank {
  min-height: 540px;
  padding: 60px 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  border: 1px dashed #dde6f5;
  border-radius: 10px;
  background: #fbfcff;
}
.dt-blank-ic {
  width: 66px;
  height: 66px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  color: #a6b8d8;
  background: #f0f5ff;
}
.dt-blank-t {
  margin-top: 20px;
  font-size: 16px;
  font-weight: 600;
  color: #5b6b87;
}
.dt-blank-d {
  margin-top: 9px;
  font-size: 13px;
  line-height: 1.8;
  color: #9aa7bd;
}

/* 文章正文（富文本 HTML：h2/h3/p/ul/ol/figure/blockquote/strong/em/u/a） */
.dt-article { font-size: 15.5px; color: #3f4d68; }
.dt-article > *:first-child { margin-top: 0; }
.dt-article h2 {
  margin: 40px 0 16px;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.5;
  color: #16233f;
  letter-spacing: 0.2px;
}
.dt-article h3 { margin: 30px 0 13px; font-size: 17px; font-weight: 700; color: #16233f; }
.dt-article p { margin: 0 0 18px; font-size: 15.5px; line-height: 1.95; }
.dt-article strong { color: #16233f; font-weight: 600; }
.dt-article em, .dt-article i { font-style: italic; }
.dt-article u { text-decoration: underline; text-underline-offset: 4px; }
.dt-article s { text-decoration: line-through; color: #98a4ba; }
.dt-article a { color: #2f7bff; text-decoration: underline; text-underline-offset: 4px; }
.dt-article a:hover { color: #1a63e0; }
.dt-article hr { height: 1px; margin: 26px 0; border: 0; background: #e6ecf7; }
.dt-article > ul, .dt-article > ol { margin: 0 0 20px; padding-left: 0; }
.dt-article > ol { padding-left: 22px; }
.dt-article li { margin-bottom: 9px; font-size: 15.5px; line-height: 1.9; }
.dt-article > ul > li { position: relative; padding-left: 20px; }
.dt-article > ul > li::before {
  content: "";
  position: absolute;
  left: 3px;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #2f7bff;
}
.dt-article > ol > li::marker { color: #2f7bff; font-weight: 600; }
.dt-article figure { margin: 0 0 24px; }
.dt-article figure img, .dt-article > p > img, .dt-article > img {
  width: 100%;
  display: block;
  border-radius: 10px;
  background: #f2f6fd;
}
.dt-article figcaption { margin-top: 11px; text-align: center; font-size: 13px; color: #98a4ba; }
.dt-article blockquote {
  margin: 0 0 20px;
  padding: 15px 18px;
  border-left: 3px solid #2f7bff;
  border-radius: 0 8px 8px 0;
  background: #f6f9ff;
  font-size: 14.5px;
  line-height: 1.9;
}

/* 头图内的「返回列表」 */
.dt-back { color: rgba(255, 255, 255, 0.82); text-decoration: underline; text-underline-offset: 3px; }
.dt-back:hover { color: #ffffff; }

/* 侧栏 */
.dt-side { position: sticky; top: 88px; display: flex; flex-direction: column; gap: 20px; }
.dt-card { padding: 24px 22px; }
.dt-card-title {
  font-size: 16px;
  font-weight: 800;
  color: #16233f;
  padding-bottom: 14px;
  border-bottom: 1px solid #eef2f9;
}
/* ---------- 侧栏咨询窗口 ---------- */
.dt-consult { padding: 22px 22px 20px; }
.cs-head { display: flex; align-items: center; gap: 12px; }
.cs-ava {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  background: linear-gradient(135deg, #2f7bff, #00c2ff);
  box-shadow: 0 6px 16px rgba(47, 123, 255, 0.28);
}
.cs-id { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.cs-id b { font-size: 15.5px; font-weight: 800; color: #16233f; }
.cs-id em {
  font-style: normal;
  font-size: 12px;
  color: #8794ad;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.cs-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #21c98b;
  animation: csPulse 1.8s ease-in-out infinite;
}
@keyframes csPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(33, 201, 139, 0.5); }
  50% { box-shadow: 0 0 0 5px rgba(33, 201, 139, 0); }
}
.cs-quick {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed #eef2f9;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.cs-quick-t { font-size: 12px; font-weight: 600; color: #98a4ba; }
.cs-chip {
  width: 100%;
  text-align: left;
  font: inherit;
  font-size: 12.5px;
  line-height: 1.5;
  color: #2f6bdc;
  padding: 8px 12px;
  border-radius: 8px;
  background: #f6f9ff;
  border: 1px solid #e2ecff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.cs-chip:hover { background: #edf4ff; border-color: #c9dcff; transform: translateX(2px); }
.cs-form { margin-top: 14px; display: flex; flex-direction: column; gap: 9px; }
.cs-input,
.cs-contact {
  width: 100%;
  font: inherit;
  font-size: 13px;
  color: #22304c;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid #e2e9f5;
  background: #fbfcff;
  resize: vertical;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}
.cs-input { min-height: 78px; line-height: 1.6; }
.cs-input::placeholder,
.cs-contact::placeholder { color: #a8b2c6; }
.cs-input:focus,
.cs-contact:focus {
  outline: none;
  background: #ffffff;
  border-color: #7fb0ff;
  box-shadow: 0 0 0 3px rgba(47, 123, 255, 0.12);
}
.cs-err { font-size: 12px; color: #ff5f6d; }
.cs-send { width: 100%; margin-top: 2px; }
.cs-ok {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 9px;
  font-size: 12.5px;
  line-height: 1.7;
  color: #16855f;
  background: #eefbf5;
  border: 1px solid #c9f0e0;
}
.cs-sep { margin: 16px 0 12px; display: flex; align-items: center; gap: 10px; }
.cs-sep span { flex-shrink: 0; font-size: 12px; color: #98a4ba; }
.cs-sep::after { content: ''; flex: 1; height: 1px; background: #eef2f9; }
.cs-ways { display: flex; flex-direction: column; gap: 8px; }
.cs-way {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 8px 12px;
  border-radius: 8px;
  background: #f8fbff;
  border: 1px solid #edf3fd;
  transition: background 0.2s ease, border-color 0.2s ease;
}
.cs-way:hover { background: #f1f7ff; border-color: #d7e6ff; }
.cw-k { font-size: 12.5px; color: #8794ad; }
.cw-v { font-size: 12.5px; font-weight: 700; color: #22304c; }
.cs-way:hover .cw-v { color: #2f7bff; }

/* 正文末尾参与入口 */

/* 咨询快捷问题定位后的高亮 */
.faq-item.flash {
  border-radius: 10px;
  box-shadow: 0 0 0 2px rgba(47, 123, 255, 0.35);
  transition: box-shadow 0.3s ease;
}

/* 其他活动 */
.dt-more { margin-top: 6px; display: flex; flex-direction: column; }
.dt-more-item {
  display: flex;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px dashed #eef2f9;
  transition: transform 0.2s ease;
}
.dt-more-item:last-child { border-bottom: none; }
.dt-more-item:hover { transform: translateX(3px); }
.dt-more-cover {
  flex-shrink: 0;
  width: 74px;
  height: 50px;
  border-radius: 8px;
  overflow: hidden;
  background: #f1f5fd;
}
.dt-more-cover img { width: 100%; height: 100%; object-fit: cover; display: block; }
.dt-more-txt { min-width: 0; display: flex; flex-direction: column; gap: 5px; }
.dt-more-txt b {
  font-size: 13px;
  font-weight: 600;
  color: #22304c;
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.dt-more-txt em {
  font-style: normal;
  font-size: 11.5px;
  color: #2f7bff;
}
.dt-more-item:hover b { color: #2f7bff; }

/* 活动不存在 */
.dt-404 {
  margin: 70px auto 20px;
  padding: 48px 30px;
  max-width: 620px;
  text-align: center;
  border: 1px solid #e8edf7;
  border-radius: 16px;
  background: #fbfcff;
}
.dt-404 h2 { font-size: 22px; font-weight: 800; color: #16233f; }
.dt-404 p { margin-top: 12px; font-size: 14px; color: #7b89a3; line-height: 1.9; }
.dt-404 .btn { margin-top: 22px; }

@media (max-width: 960px) {
  .dt-hero-inner { padding: 34px 0 36px; }.dt-title { font-size: 26px; }.dt-wrap { grid-template-columns: 1fr; gap: 30px; padding: 32px 0 56px; }.dt-side { position: static; }.dt-blank { min-height: 200px; padding: 46px 20px; }}
@media (max-width: 600px) {
  .dt-hero-inner { padding: 26px 0 28px; }.dt-title { font-size: 21px; letter-spacing: 0; }.dt-sub { margin-top: 14px; gap: 8px 14px; font-size: 12.5px; }.dt-sub-item + .dt-sub-item { padding-left: 14px; }.dt-wrap { padding: 24px 0 46px; }.dt-blank { min-height: 140px; padding: 38px 18px; }.dt-blank-ic { width: 56px; height: 56px; }.dt-blank-ic svg { width: 26px; height: 26px; }.dt-blank-t { margin-top: 16px; font-size: 15px; }.dt-blank-d { font-size: 12.5px; }.dt-card { padding: 20px 18px; }.dt-consult { padding: 18px 16px 16px; }.dt-404 { margin-top: 40px; padding: 32px 20px; }}

/* ============================================================
   内页 footer（静态排列，非首页悬浮）
   ============================================================ */
.site-footer--static { position: static; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 960px) {
  .page-hero { padding: 48px 0 34px; }.page-hero h1 { font-size: 32px; }.act-grid { grid-template-columns: repeat(2, 1fr); gap: 18px; }.help-cats { grid-template-columns: repeat(2, 1fr); }.contact-grid { grid-template-columns: repeat(2, 1fr); }.contact-main { grid-template-columns: 1fr; }.doc-wrap { grid-template-columns: 1fr; gap: 26px; padding: 30px 0 56px; }.doc-toc {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    padding: 14px;
  }.doc-toc h4 { width: 100%; padding: 0 4px 6px; }.doc-toc a { padding: 7px 12px; background: #ffffff; border: 1px solid #e8edf7; border-radius: 999px; font-size: 12.5px; }.doc-toc a.on { box-shadow: none; border-color: #bcd4ff; }.doc-toc .dt-meta { width: 100%; margin-top: 8px; padding: 10px 4px 0; }}

@media (max-width: 600px) {
  .page { padding-top: 50px; }.page-hero { padding: 34px 0 26px; }.page-hero h1 { font-size: 25px; letter-spacing: 0.5px; }.page-hero .ph-sub { font-size: 13px; margin-top: 9px; }.page-hero .ph-crumb { margin-top: 12px; font-size: 12px; }.blk { padding: 36px 0; }.blk-title { font-size: 19px; }.act-grid { grid-template-columns: 1fr; gap: 16px; margin-top: 24px; }.act-rule { padding: 20px 18px; }.act-rule li { font-size: 13px; }.help-search { margin-top: 20px; }.help-search input { height: 46px; font-size: 13.5px; }.help-cats { grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 22px; }.help-cat { padding: 18px 14px; }.help-cat .hc-ico { width: 42px; height: 42px; margin-bottom: 11px; }.help-cat h3 { font-size: 14px; }.faq-q { padding: 14px 16px; font-size: 14px; }.faq-a-inner { padding: 0 16px 16px 48px; font-size: 13px; }.help-cta { flex-direction: column; align-items: flex-start; padding: 24px 20px; gap: 18px; }.help-cta .hc-actions { width: 100%; }.help-cta .hc-actions .btn { flex: 1; }.contact-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; margin-top: 22px; }.contact-grid .contact-card:nth-child(3) { grid-column: 1 / -1; }.contact-card { padding: 20px 14px; }.contact-card .cc-ico { width: 42px; height: 42px; margin-bottom: 11px; }.contact-card .cc-val { font-size: 14.5px; }.contact-main { margin-top: 26px; gap: 16px; }.info-box, .form-box { padding: 22px 18px 24px; }.form-two { grid-template-columns: 1fr; }.form-submit { gap: 12px; }.form-submit .btn { width: 100%; }.doc-wrap { padding: 22px 0 44px; }.doc-sec { margin-top: 28px; }.doc-sec > h2 { font-size: 17px; }.doc-sec p, .doc-sec li { font-size: 13.5px; line-height: 1.95; }.doc-lead { padding: 16px 18px; font-size: 13px; }}