:root{
  --main:#0891b2;
  --accent:#0ea5e9;
  --bg:#ecfeff;
  --text:#083344;
  --main-soft:rgba(8,145,178,.12);
  --line:#b6e7f0;
  --card-bg:#ffffff;
  --muted:#3d6f7d;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter','PingFang SC','Microsoft YaHei',sans-serif;
  font-weight:400;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,h5{
  font-weight:900;
  letter-spacing:-.015em;
  line-height:1.25;
  color:var(--text);
}
a{color:var(--main);text-decoration:none;transition:color .25s ease;}
a:hover{color:var(--accent);}
.mono{font-family:'SFMono-Regular',Consolas,'Liberation Mono',Menlo,monospace;font-weight:600;letter-spacing:0;}

/* ============ NAV ============ */
.site-nav{
  background:var(--bg);
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:1000;
}
.nav-inner{
  max-width:1140px;
  margin:0 auto;
  padding:16px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{
  font-weight:900;
  font-size:1.35rem;
  color:var(--text);
  display:flex;
  align-items:center;
  gap:9px;
  letter-spacing:-.02em;
}
.brand i{color:var(--main);font-size:1.15rem;}
.brand:hover{color:var(--main);}
.nav-links{
  display:flex;
  align-items:center;
  gap:30px;
  list-style:none;
  margin:0;
  padding:0;
}
.nav-links a{
  font-size:.95rem;
  font-weight:600;
  color:var(--muted);
  padding:4px 0;
  border-bottom:2px solid transparent;
}
.nav-links a:hover,.nav-links a.active{
  color:var(--main);
  border-bottom-color:var(--main);
}
.nav-toggle{
  display:none;
  background:none;
  border:1px solid var(--line);
  border-radius:6px;
  width:42px;height:42px;
  color:var(--text);
  font-size:1.1rem;
  cursor:pointer;
}
@media(max-width:860px){
  .nav-toggle{display:block;}
  .nav-links{
    position:absolute;
    top:100%;left:0;right:0;
    background:var(--bg);
    border-bottom:1px solid var(--line);
    flex-direction:column;
    align-items:flex-start;
    gap:0;
    padding:8px 24px 20px;
    display:none;
  }
  .nav-links.open{display:flex;}
  .nav-links li{width:100%;}
  .nav-links a{
    display:block;
    padding:12px 0;
    border-bottom:1px solid var(--line);
    width:100%;
  }
  .nav-links a.active{border-bottom-color:var(--line);}
}

/* ============ HERO ============ */
.hero{
  max-width:1140px;
  margin:0 auto;
  padding:64px 24px 20px;
}
.tag-cloud{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-bottom:34px;
  overflow:hidden;
  max-height:118px;
  mask-image:linear-gradient(to bottom,#000 62%,transparent 100%);
  -webkit-mask-image:linear-gradient(to bottom,#000 62%,transparent 100%);
}
.tag-item{
  font-size:.86rem;
  font-weight:600;
  color:var(--main);
  border:1px solid var(--line);
  border-radius:999px;
  padding:5px 15px;
  white-space:nowrap;
  background:rgba(255,255,255,.55);
  animation:tagIn .6s ease both;
}
.tag-item:nth-child(3n){animation-delay:.05s;}
.tag-item:nth-child(4n){animation-delay:.12s;}
.tag-item:nth-child(5n){animation-delay:.18s;}
@keyframes tagIn{from{opacity:0;transform:translateY(10px);}to{opacity:1;transform:translateY(0);}}

.hero-feature{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:44px 0;
}
.hero-kicker{
  font-size:.78rem;
  font-weight:700;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--main);
  margin-bottom:16px;
}
.hero-title{
  font-size:clamp(2.2rem,5.4vw,4.1rem);
  font-weight:900;
  line-height:1.08;
  margin:0 0 22px;
  letter-spacing:-.035em;
}
.hero-title .hl{color:var(--main);}
.hero-desc{
  font-size:1.03rem;
  color:var(--muted);
  max-width:33em;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;}
.btn-primary-c{
  background:var(--main);
  color:#fff;
  border:1px solid var(--main);
  border-radius:6px;
  padding:12px 26px;
  font-weight:700;
  font-size:.95rem;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:background .25s ease,transform .25s ease;
}
.btn-primary-c:hover{background:var(--accent);border-color:var(--accent);color:#fff;transform:translateY(-2px);}
.btn-ghost-c{
  background:transparent;
  color:var(--text);
  border:1px solid var(--line);
  border-radius:6px;
  padding:12px 26px;
  font-weight:700;
  font-size:.95rem;
  display:inline-flex;
  align-items:center;
  gap:8px;
  transition:border-color .25s ease,color .25s ease,transform .25s ease;
}
.btn-ghost-c:hover{border-color:var(--main);color:var(--main);transform:translateY(-2px);}

.hero-cover{
  position:relative;
  border:1px solid var(--line);
  border-radius:8px;
  overflow:hidden;
  aspect-ratio:4/5;
  background:linear-gradient(160deg,#d9f6fa,#f4fdff);
}
.hero-cover img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}
.hero-cover-caption{
  position:absolute;
  left:0;right:0;bottom:0;
  padding:56px 22px 20px;
  background:linear-gradient(to top,rgba(8,51,68,.9),rgba(8,51,68,.45) 55%,transparent);
  color:#fff;
}
.hero-cover-caption .c-title{font-size:1.16rem;font-weight:800;margin:0 0 4px;}
.hero-cover-caption .c-meta{font-size:.78rem;letter-spacing:.1em;text-transform:uppercase;opacity:.85;font-weight:600;}

.hero-stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  border-bottom:1px solid var(--line);
}
.stat-cell{
  padding:26px 20px 26px 0;
  border-right:1px solid var(--line);
}
.stat-cell:last-child{border-right:none;padding-right:0;}
.stat-num{
  font-size:1.9rem;
  font-weight:600;
  color:var(--main);
  display:block;
  line-height:1.1;
}
.stat-label{font-size:.82rem;color:var(--muted);font-weight:600;margin-top:4px;display:block;}
@media(max-width:860px){
  .hero-feature{grid-template-columns:1fr;gap:34px;padding:32px 0;}
  .hero-cover{max-width:420px;}
  .hero-stats{grid-template-columns:1fr;}
  .stat-cell{border-right:none;border-bottom:1px solid var(--line);padding:20px 0;}
  .stat-cell:last-child{border-bottom:none;}
}

/* ============ SECTION BASE ============ */
.section{
  max-width:1140px;
  margin:0 auto;
  padding:72px 24px;
}
.section-head{
  display:flex;
  align-items:flex-end;
  justify-content:space-between;
  gap:24px;
  border-bottom:1px solid var(--line);
  padding-bottom:18px;
  margin-bottom:44px;
}
.section-title{
  font-size:clamp(1.5rem,3vw,2.1rem);
  margin:0;
}
.section-sub{
  margin:8px 0 0;
  color:var(--muted);
  font-size:.95rem;
  max-width:30em;
}
.section-idx{
  font-size:.8rem;
  font-weight:700;
  letter-spacing:.2em;
  color:var(--main);
  white-space:nowrap;
}

/* ============ FEATURE CARDS ============ */
.feature-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.feature-card{
  background:var(--card-bg);
  border:1px solid var(--line);
  border-radius:8px;
  padding:30px 26px 28px;
  transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;
  opacity:0;
  transform:translateY(26px);
}
.feature-card.in{opacity:1;transform:translateY(0);transition:opacity .7s ease,transform .7s ease;}
.feature-card.in:hover{transform:translateY(-8px);box-shadow:0 14px 32px rgba(8,145,178,.18);border-color:var(--main);}
.feature-icon{
  width:48px;height:48px;
  display:flex;align-items:center;justify-content:center;
  border:1px solid var(--line);
  border-radius:8px;
  color:var(--main);
  font-size:1.2rem;
  margin-bottom:20px;
}
.feature-card h3{
  font-size:1.12rem;
  margin:0 0 10px;
  font-weight:800;
}
.feature-card p{
  margin:0;
  font-size:.93rem;
  color:var(--muted);
  line-height:1.8;
}
.feature-card ul{
  list-style:none;
  padding:0;
  margin:14px 0 0;
}
.feature-card ul li{
  font-size:.88rem;
  color:var(--muted);
  padding:6px 0 6px 20px;
  position:relative;
  border-top:1px dashed var(--line);
}
.feature-card ul li:first-child{border-top:none;}
.feature-card ul li::before{
  content:"";
  position:absolute;
  left:2px;top:16px;
  width:6px;height:6px;
  border-radius:50%;
  background:var(--accent);
}
@media(max-width:960px){.feature-grid{grid-template-columns:repeat(2,1fr);}}
@media(max-width:640px){.feature-grid{grid-template-columns:1fr;}}

/* ============ LONG ARTICLE ============ */
.article-wrap{
  display:grid;
  grid-template-columns:220px 1fr;
  gap:56px;
  align-items:start;
}
.article-aside{
  position:sticky;
  top:96px;
  border-left:2px solid var(--main);
  padding-left:20px;
}
.aside-label{
  font-size:.72rem;
  font-weight:700;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--main);
  margin-bottom:14px;
  display:block;
}
.article-aside ol{
  list-style:none;
  padding:0;
  margin:0;
  counter-reset:sec;
}
.article-aside li{
  counter-increment:sec;
  margin-bottom:6px;
}
.article-aside li a{
  display:block;
  font-size:.9rem;
  font-weight:600;
  color:var(--muted);
  padding:7px 0;
}
.article-aside li a::before{
  content:counter(sec,decimal-leading-zero);
  font-family:'SFMono-Regular',Consolas,monospace;
  font-size:.75rem;
  color:var(--main);
  margin-right:10px;
}
.article-aside li a:hover{color:var(--main);}

.article-body{max-width:none;}
.article-body h3{
  font-size:1.34rem;
  font-weight:900;
  margin:0 0 16px;
  padding-top:8px;
  scroll-margin-top:100px;
}
.article-body h3:not(:first-child){
  margin-top:48px;
  border-top:1px solid var(--line);
  padding-top:36px;
}
.article-body p{
  margin:0 0 20px;
  color:var(--muted);
  font-size:1rem;
  line-height:1.95;
}
.article-body p strong{color:var(--text);font-weight:700;}
.pull-quote{
  border-left:3px solid var(--accent);
  padding:6px 0 6px 24px;
  margin:32px 0;
  font-size:1.1rem;
  font-weight:600;
  color:var(--text);
  line-height:1.75;
}
.data-row{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
  margin:32px 0;
}
.data-cell{background:var(--bg);padding:20px 16px;}
.data-cell .d-num{font-size:1.4rem;color:var(--main);display:block;font-weight:600;}
.data-cell .d-label{font-size:.78rem;color:var(--muted);font-weight:600;display:block;margin-top:2px;}
@media(max-width:860px){
  .article-wrap{grid-template-columns:1fr;gap:32px;}
  .article-aside{position:static;}
  .data-row{grid-template-columns:repeat(2,1fr);}
}

/* ============ FAQ ACCORDION ============ */
.faq-list{border-top:1px solid var(--line);}
.faq-item{border-bottom:1px solid var(--line);}
.faq-q{
  width:100%;
  text-align:left;
  background:none;
  border:none;
  padding:24px 44px 24px 0;
  font-size:1.02rem;
  font-weight:800;
  color:var(--text);
  cursor:pointer;
  position:relative;
  font-family:inherit;
  line-height:1.6;
  transition:color .2s ease;
}
.faq-q:hover{color:var(--main);}
.faq-q::after{
  content:"\f078";
  font-family:"Font Awesome 6 Free";
  font-weight:900;
  position:absolute;
  right:8px;top:50%;
  transform:translateY(-50%);
  font-size:.78rem;
  color:var(--main);
  transition:transform .3s ease;
}
.faq-item.open .faq-q::after{transform:translateY(-50%) rotate(180deg);}
.faq-a{
  max-height:0;
  overflow:hidden;
  transition:max-height .4s ease;
}
.faq-a-inner{
  padding:0 44px 26px 0;
  color:var(--muted);
  font-size:.96rem;
  line-height:1.9;
}

/* ============ CTA ============ */
.cta-band{
  max-width:1140px;
  margin:0 auto;
  padding:0 24px 72px;
}
.cta-inner{
  border:1px solid var(--main);
  border-radius:10px;
  padding:56px 48px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  background:linear-gradient(120deg,rgba(8,145,178,.07),rgba(14,165,233,.03));
}
.cta-inner h2{
  font-size:clamp(1.4rem,2.8vw,2rem);
  margin:0 0 12px;
}
.cta-inner p{
  margin:0;
  color:var(--muted);
  font-size:.97rem;
  max-width:34em;
}
@media(max-width:800px){
  .cta-inner{flex-direction:column;align-items:flex-start;padding:38px 26px;gap:26px;}
}

/* ============ FOOTER ============ */
.site-footer{
  border-top:1px solid var(--line);
  background:rgba(255,255,255,.5);
}
.footer-inner{
  max-width:1140px;
  margin:0 auto;
  padding:56px 24px 26px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.6fr 1fr 1fr;
  gap:44px;
  padding-bottom:40px;
  border-bottom:1px solid var(--line);
}
.footer-brand{
  font-weight:900;
  font-size:1.25rem;
  color:var(--text);
  display:flex;
  align-items:center;
  gap:9px;
  margin-bottom:14px;
}
.footer-brand i{color:var(--main);}
.footer-desc{
  font-size:.9rem;
  color:var(--muted);
  max-width:26em;
  margin:0;
  line-height:1.85;
}
.footer-col h4{
  font-size:.76rem;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--main);
  margin:0 0 16px;
}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col ul li{margin-bottom:10px;}
.footer-col ul li a{font-size:.9rem;color:var(--muted);font-weight:500;}
.footer-col ul li a:hover{color:var(--main);}

.friend-links{
  padding:28px 0;
  border-bottom:1px solid var(--line);
}
.friend-links h4{
  font-size:.76rem;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--main);
  margin:0 0 12px;
}
.friend-links .fl-body{
  font-size:.88rem;
  color:var(--muted);
  line-height:1.9;
  word-break:break-all;
}
.copyright{
  padding-top:22px;
  display:flex;
  flex-wrap:wrap;
  justify-content:space-between;
  gap:12px;
  font-size:.84rem;
  color:var(--muted);
}
.copyright .mono{font-weight:500;color:var(--muted);}
@media(max-width:800px){
  .footer-grid{grid-template-columns:1fr;gap:32px;}
}

/* ============ BACK TO TOP ============ */
.back-top{
  position:fixed;
  right:24px;bottom:24px;
  width:46px;height:46px;
  border-radius:50%;
  background:var(--main);
  color:#fff;
  border:none;
  display:flex;
  align-items:center;
  justify-content:center;
  font-size:1rem;
  cursor:pointer;
  opacity:0;
  visibility:hidden;
  transform:translateY(14px);
  transition:opacity .35s ease,transform .35s ease,visibility .35s ease,background .25s ease;
  z-index:999;
}
.back-top.show{opacity:1;visibility:visible;transform:translateY(0);}
.back-top:hover{background:var(--accent);}

/* stagger reveal */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease;}
.reveal.in{opacity:1;transform:translateY(0);}

/* --- 子页面追加 --- */
/* 本页专属少量样式,复用站点变量 */
  .join-intro {border:1px solid var(--line);background:var(--card-bg);border-radius:18px;padding:26px 26px 22px;}
.join-intro p {margin-bottom:.85rem;color:var(--muted);line-height:1.85;}
.join-intro p:last-child {margin-bottom:0;}
.path-grid {display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px;}
.path-card {background:var(--card-bg);border:1px solid var(--line);border-radius:16px;padding:22px;display:flex;flex-direction:column;height:100%;transition:transform .18s ease, box-shadow .18s ease;}
.path-card:hover {transform:translateY(-3px);box-shadow:0 10px 26px rgba(8,145,178,.12);}
.path-icon {width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;background:var(--main-soft);color:var(--main);font-size:1.05rem;margin-bottom:14px;}
.path-card h3 {font-size:1.06rem;color:var(--text);font-weight:700;margin-bottom:8px;}
.path-card p {font-size:.92rem;color:var(--muted);line-height:1.7;margin-bottom:12px;}
.path-meta {list-style:none;padding:0;margin:auto 0 0;border-top:1px dashed var(--line);padding-top:12px;}
.path-meta li {font-size:.85rem;color:var(--muted);display:flex;justify-content:space-between;gap:10px;padding:3px 0;}
.path-meta li span:first-child {color:var(--main);font-weight:600;}
.flow {display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:step;}
.flow-step {background:var(--card-bg);border:1px solid var(--line);border-radius:16px;padding:20px;position:relative;}
.flow-step::before {counter-increment:step;content:counter(step,decimal-leading-zero);font-family:'Inter',sans-serif;font-weight:800;font-size:1.5rem;color:var(--main);opacity:.35;display:block;margin-bottom:6px;}
.flow-step h3 {font-size:1rem;color:var(--text);font-weight:700;margin-bottom:8px;}
.flow-step p {font-size:.88rem;color:var(--muted);line-height:1.7;margin:0;}
.rule-list {list-style:none;padding:0;margin:0;}
.rule-list li {display:flex;gap:12px;padding:14px 0;border-bottom:1px dashed var(--line);font-size:.94rem;color:var(--muted);line-height:1.75;}
.rule-list li:last-child {border-bottom:none;}
.rule-list i {color:var(--main);margin-top:4px;flex:0 0 auto;}
.rule-list b {color:var(--text);font-weight:700;}
.level-table {width:100%;border-collapse:collapse;font-size:.92rem;}
.level-table th,.level-table td {padding:13px 14px;text-align:left;border-bottom:1px solid var(--line);color:var(--muted);}
.level-table th {color:var(--text);font-weight:700;background:var(--main-soft);}
.level-table tr:last-child td {border-bottom:none;}
.level-table td:first-child {color:var(--text);font-weight:600;}
.table-wrap {background:var(--card-bg);border:1px solid var(--line);border-radius:16px;overflow:hidden;}
.faq-item h3 {font-size:.98rem;color:var(--text);font-weight:700;margin-bottom:8px;display:flex;gap:10px;align-items:flex-start;}
.faq-item h3 i {color:var(--main);margin-top:3px;}
.faq-item p {font-size:.9rem;color:var(--muted);line-height:1.75;margin:0;}
.cta-box {background:linear-gradient(135deg,var(--main-soft),rgba(14,165,233,.08));border:1px solid var(--line);border-radius:18px;padding:30px;text-align:center;}
.cta-box h2 {font-size:1.3rem;color:var(--text);font-weight:800;margin-bottom:10px;}
.cta-box p {color:var(--muted);font-size:.94rem;line-height:1.8;max-width:640px;margin:0 auto 18px;}
.cta-actions {display:flex;gap:12px;justify-content:center;flex-wrap:wrap;}
.path-grid {grid-template-columns:repeat(2,1fr);}
.flow {grid-template-columns:repeat(2,1fr);}
.path-grid {grid-template-columns:1fr;}
.flow {grid-template-columns:1fr;}
.table-wrap {overflow-x:auto;}
.level-table {min-width:520px;}
.join-intro {padding:20px;}

/* --- 子页面追加 --- */
.contact-grid {display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:8px;}
.contact-card {background:var(--card-bg);border:1px solid var(--line);border-radius:16px;padding:24px 22px;display:flex;flex-direction:column;gap:10px;transition:.25s;}
.contact-card:hover {transform:translateY(-3px);box-shadow:0 12px 28px rgba(8,145,178,.14);border-color:var(--main);}
.contact-card .cc-icon {width:44px;height:44px;border-radius:12px;background:var(--main-soft);color:var(--main);display:flex;align-items:center;justify-content:center;font-size:19px;}
.contact-card h3 {margin:2px 0 0;font-size:17px;font-weight:700;color:var(--text);}
.contact-card p {margin:0;font-size:14px;line-height:1.75;color:var(--muted);}
.contact-card .cc-mail {font-family:'Inter',monospace;font-size:14px;font-weight:600;color:var(--main);word-break:break-all;}
.contact-card .cc-time {font-size:12.5px;color:var(--muted);border-top:1px dashed var(--line);padding-top:10px;margin-top:auto;}
.flow-list {list-style:none;padding:0;margin:18px 0 0;counter-reset:step;}
.flow-list li {position:relative;padding:16px 18px 16px 62px;background:var(--card-bg);border:1px solid var(--line);border-radius:14px;margin-bottom:12px;font-size:14.5px;line-height:1.8;color:var(--text);}
.flow-list li::before {counter-increment:step;content:counter(step);position:absolute;left:18px;top:16px;width:28px;height:28px;border-radius:50%;background:var(--main);color:#fff;font-weight:700;font-size:14px;display:flex;align-items:center;justify-content:center;}
.flow-list li strong {color:var(--main);}
.rule-note {background:var(--main-soft);border-left:4px solid var(--main);border-radius:10px;padding:16px 20px;font-size:14px;line-height:1.85;color:var(--text);margin-top:22px;}
.contact-grid {grid-template-columns:1fr 1fr;}
.contact-grid {grid-template-columns:1fr;}
.flow-list li {padding:14px 16px 14px 54px;}
.flow-list li::before {left:14px;top:14px;}

/* --- 子页面追加 --- */
.doc-wrap {max-width:880px;margin:0 auto;}
.doc-meta {display:flex;flex-wrap:wrap;gap:14px 26px;align-items:center;color:var(--muted);font-size:.9rem;margin-top:18px;}
.doc-meta span {display:inline-flex;align-items:center;gap:7px;}
.doc-card {background:var(--card-bg);border:1px solid var(--line);border-radius:18px;padding:30px 32px;margin-bottom:22px;box-shadow:0 8px 26px rgba(8,145,178,.07);}
.doc-card h2 {font-size:1.28rem;font-weight:800;color:var(--text);margin:0 0 14px;display:flex;align-items:center;gap:10px;letter-spacing:.2px;}
.doc-card h2 i {color:var(--main);font-size:1.05rem;}
.doc-card h3 {font-size:1.02rem;font-weight:700;color:var(--main);margin:20px 0 8px;}
.doc-card p {color:var(--text);line-height:1.9;margin:0 0 12px;font-size:.96rem;}
.doc-card ul {margin:0 0 12px;padding-left:0;list-style:none;}
.doc-card ul li {position:relative;padding-left:22px;line-height:1.9;font-size:.96rem;color:var(--text);margin-bottom:8px;}
.doc-card ul li::before {content:"";position:absolute;left:2px;top:.78em;width:7px;height:7px;border-radius:50%;background:var(--accent);}
.doc-note {background:var(--main-soft);border:1px dashed var(--line);border-radius:14px;padding:16px 20px;font-size:.92rem;line-height:1.85;color:var(--muted);}
.doc-note strong {color:var(--main);}
.doc-toc {display:flex;flex-wrap:wrap;gap:10px;margin-top:8px;}
.doc-toc a {display:inline-flex;align-items:center;gap:6px;font-size:.86rem;font-weight:600;color:var(--main);background:var(--main-soft);border:1px solid var(--line);padding:6px 14px;border-radius:999px;text-decoration:none;transition:.2s;}
.doc-toc a:hover {background:var(--main);color:#fff;border-color:var(--main);}
.doc-foot {text-align:center;color:var(--muted);font-size:.88rem;margin-top:8px;}
.doc-foot a {color:var(--main);font-weight:600;text-decoration:none;}
.doc-foot a:hover {text-decoration:underline;}
.doc-card {padding:22px 18px;border-radius:14px;}
.doc-card h2 {font-size:1.12rem;}

/* --- 子页面追加 --- */
.policy-wrap {max-width:900px;margin:0 auto;}
.policy-card {background:var(--card-bg);border:1px solid var(--line);border-radius:18px;padding:28px 30px;margin-bottom:22px;box-shadow:0 8px 24px rgba(8,145,178,.06);}
.policy-card h2 {font-size:1.32rem;font-weight:800;color:var(--text);margin-bottom:14px;display:flex;align-items:center;gap:10px;}
.policy-card h2 i {color:var(--main);font-size:1.05rem;}
.policy-card h3 {font-size:1.05rem;font-weight:700;color:var(--main);margin:18px 0 8px;}
.policy-card p,.policy-card li {color:var(--muted);line-height:1.85;font-size:.96rem;}
.policy-card ul {padding-left:1.15rem;margin-bottom:0;}
.policy-card li {margin-bottom:6px;}
.policy-card strong {color:var(--text);font-weight:600;}
.policy-updated {display:inline-block;font-family:'Inter',monospace;font-size:.8rem;color:var(--main);background:var(--main-soft);border-radius:999px;padding:4px 14px;margin-bottom:16px;letter-spacing:.5px;}
.policy-toc {background:var(--main-soft);border:1px dashed var(--line);border-radius:16px;padding:20px 24px;margin-bottom:26px;}
.policy-toc h3 {font-size:1rem;font-weight:800;color:var(--text);margin-bottom:12px;}
.policy-toc ol {margin:0;padding-left:1.2rem;color:var(--muted);}
.policy-toc li {margin-bottom:5px;}
.policy-toc a {color:var(--main);text-decoration:none;font-weight:500;}
.policy-toc a:hover {text-decoration:underline;}
.policy-note {border-left:4px solid var(--main);background:var(--main-soft);border-radius:0 12px 12px 0;padding:14px 18px;margin-top:14px;}
.policy-note p {margin:0;color:var(--text);font-size:.92rem;}
.policy-card {padding:20px 18px;border-radius:14px;}
.policy-card h2 {font-size:1.15rem;}
.policy-toc {padding:16px 18px;}