/* ============================================================
   配置详解页样式
   依赖 css/index.css 中的变量与基础组件
   ============================================================ */

/* ---------- 导航当前页标记 ---------- */
.nav-links a.is-current{
  color:var(--text);
  background:rgba(255,255,255,.08);
  position:relative;
}
.nav-links a.is-current::after{
  content:"";position:absolute;left:50%;bottom:3px;
  width:14px;height:2px;margin-left:-7px;border-radius:2px;
  background:var(--grad);
}

/* ---------- Hero ---------- */
.guide-hero{padding-bottom:56px}
.guide-hero .sub{margin-bottom:38px}
.guide-hero .chip{font-weight:560}

/* ---------- 文档布局 ---------- */
.doc-layout{
  display:grid;
  grid-template-columns:220px minmax(0,1fr);
  gap:56px;
  align-items:start;
  padding-top:20px;
}

/* ---------- 侧栏目录 ---------- */
.toc{
  position:sticky;top:88px;
  border:1px solid var(--line);border-radius:16px;
  background:rgba(255,255,255,.022);
  padding:20px 18px;
}
.toc-title{
  font-size:11.5px;letter-spacing:.15em;text-transform:uppercase;
  color:var(--muted-2);font-weight:650;
  margin-bottom:14px;
}
.toc-links{display:flex;flex-direction:column;gap:2px}
.toc-links a{
  display:block;
  font-size:13px;color:var(--muted);
  padding:8px 11px;border-radius:9px;
  transition:color .22s,background .22s;
  border-left:2px solid transparent;
}
.toc-links a:hover{color:var(--text);background:rgba(255,255,255,.05)}
.toc-links a.active{
  color:var(--text);font-weight:600;
  background:rgba(46,230,255,.07);
  border-left-color:var(--c1);
}

/* ---------- 文档主体 ---------- */
.doc-body{min-width:0}
.doc-sec{padding-bottom:88px;scroll-margin-top:84px}
.doc-sec:last-child{padding-bottom:0}

.doc-head{margin-bottom:38px;max-width:760px}
.doc-num{
  display:inline-block;
  font-size:12.5px;font-weight:750;
  letter-spacing:.16em;
  color:var(--c1);
  margin-bottom:14px;
  font-variant-numeric:tabular-nums;
}
.doc-head h2{
  font-size:clamp(25px,3.4vw,36px);
  line-height:1.2;letter-spacing:-.026em;font-weight:720;
  margin-bottom:16px;
}
.doc-head h2 .grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;
  -webkit-text-fill-color:transparent;
}
.doc-head p{font-size:15.5px;color:var(--muted);line-height:1.78}

/* ---------- 代码块 ---------- */
.code-block{
  border:1px solid var(--line);border-radius:16px;
  overflow:hidden;margin-bottom:34px;
  background:rgba(3,5,10,.72);
}
.code-bar{
  display:flex;align-items:center;gap:8px;
  padding:12px 16px;
  border-bottom:1px solid var(--line);
  background:rgba(255,255,255,.03);
}
.code-dot{width:10px;height:10px;border-radius:50%;flex-shrink:0}
.code-dot.red{background:#ff5f57}
.code-dot.yellow{background:#febc2e}
.code-dot.green{background:#28c840}
.code-title{
  margin-left:8px;font-size:12px;color:var(--muted-2);
  font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  letter-spacing:.02em;
}
.code{
  margin:0;padding:22px 22px;
  font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  font-size:12.5px;line-height:1.88;
  color:#c6cfe0;
  overflow-x:auto;
  white-space:pre;
  tab-size:2;
}
.code .c-key{color:#7ba4ff}
.code .c-str{color:#5fd6a8}
.code .c-num{color:#ffb86b}
.code .c-cmt{color:#5a6478;font-style:italic}

/* ---------- 分流演示 ---------- */
.split-demo{
  border:1px solid var(--line);border-radius:16px;
  overflow:hidden;margin-bottom:34px;
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.01));
}
.split-row{
  display:grid;
  grid-template-columns:1.1fr 40px .9fr 1.6fr;
  gap:14px;align-items:center;
  padding:19px 26px;
  border-bottom:1px solid var(--line);
  transition:background .3s;
}
.split-row:last-child{border-bottom:none}
.split-row:hover{background:rgba(255,255,255,.028)}
.split-tag{
  font-size:14px;font-weight:600;
  letter-spacing:-.01em;
}
.split-arrow{
  color:var(--muted-2);text-align:center;font-size:15px;
}
.split-target{
  display:inline-flex;align-items:center;justify-content:center;
  font-size:12px;font-weight:650;letter-spacing:.04em;
  padding:5px 12px;border-radius:999px;
  justify-self:start;
}
.split-target.direct{
  color:#5fd6a8;background:rgba(95,214,168,.09);
  border:1px solid rgba(95,214,168,.24);
}
.split-target.proxy{
  color:var(--c1);background:rgba(46,230,255,.09);
  border:1px solid rgba(46,230,255,.24);
}
.split-target.reject{
  color:#ff8fa5;background:rgba(255,107,138,.09);
  border:1px solid rgba(255,107,138,.24);
}
.split-note{font-size:13.5px;color:var(--muted)}

/* ---------- 高级功能列表 ---------- */
.adv-list{display:flex;flex-direction:column;gap:14px}
.adv-item{
  padding:26px 28px;border-radius:16px;
  border:1px solid var(--line);background:var(--card);
  transition:border-color .3s,background .3s,transform .3s cubic-bezier(.22,1,.36,1);
}
.adv-item:hover{
  border-color:rgba(46,230,255,.26);
  background:var(--card-hi);
  transform:translateX(5px);
}
.adv-head{
  display:flex;align-items:center;gap:14px;
  margin-bottom:12px;
}
.adv-icon{
  display:flex;align-items:center;justify-content:center;
  width:38px;height:38px;border-radius:11px;flex-shrink:0;
  background:rgba(46,230,255,.08);
  border:1px solid rgba(46,230,255,.2);
}
.adv-icon svg{width:18px;height:18px;stroke:var(--c1)}
.adv-item h3{
  font-size:16.5px;font-weight:650;
  letter-spacing:-.014em;
}
.adv-item p{font-size:14.5px;color:var(--muted);line-height:1.76}

/* ---------- 参数表 ---------- */
.param-table{
  border:1px solid var(--line);border-radius:16px;
  overflow:hidden;
  background:linear-gradient(180deg,rgba(255,255,255,.04),rgba(255,255,255,.01));
}
.pt-row{
  display:grid;
  grid-template-columns:1fr 1.3fr .9fr 1.7fr;
  gap:16px;align-items:center;
  padding:19px 26px;
  border-bottom:1px solid var(--line);
  transition:background .3s;
}
.pt-row:last-child{border-bottom:none}
.pt-row:not(.head):hover{background:rgba(255,255,255,.028)}
.pt-row.head{
  font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted-2);font-weight:650;
  background:rgba(255,255,255,.022);
  padding:15px 26px;
}
.pt-key{
  font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  font-size:13px;color:#7ba4ff;font-weight:600;
  word-break:break-all;
}
.pt-row > div:nth-child(2){font-size:13.5px;color:var(--muted)}
.pt-val{
  font-family:ui-monospace,"SF Mono",Menlo,Consolas,monospace;
  font-size:13px;color:#5fd6a8;font-weight:600;
}
.pt-row > div:nth-child(4){font-size:13px;color:var(--muted-2);line-height:1.6}

/* ---------- 双路径 ---------- */
.paths{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.path-card{
  padding:32px 30px;border-radius:18px;
  border:1px solid var(--line);background:var(--card);
  transition:border-color .34s,background .34s,transform .34s cubic-bezier(.22,1,.36,1);
}
.path-card:hover{
  border-color:var(--line-hi);
  background:var(--card-hi);
  transform:translateY(-4px);
}
.path-tag{
  display:inline-block;
  font-size:11.5px;font-weight:650;
  letter-spacing:.13em;text-transform:uppercase;
  padding:5px 12px;border-radius:999px;
  color:var(--c1);
  background:rgba(46,230,255,.09);
  border:1px solid rgba(46,230,255,.24);
  margin-bottom:18px;
}
.path-tag.alt{
  color:#b98cff;
  background:rgba(165,107,255,.09);
  border-color:rgba(165,107,255,.24);
}
.path-card h3{
  font-size:19px;font-weight:680;
  letter-spacing:-.02em;margin-bottom:18px;
}
.path-list{
  list-style:none;counter-reset:pl;
  display:flex;flex-direction:column;gap:12px;
}
.path-list li{
  counter-increment:pl;
  position:relative;
  padding-left:34px;
  font-size:14px;color:var(--muted);line-height:1.72;
}
.path-list li::before{
  content:counter(pl,decimal-leading-zero);
  position:absolute;left:0;top:1px;
  font-size:11.5px;font-weight:700;
  font-variant-numeric:tabular-nums;
  color:var(--c1);
  opacity:.75;
}

/* ---------- FAQ 折叠 ---------- */
.faq{display:flex;flex-direction:column;gap:12px}
.faq details{
  border:1px solid var(--line);border-radius:16px;
  background:var(--card);overflow:hidden;
  transition:border-color .3s,background .3s;
}
.faq details[open]{
  border-color:rgba(46,230,255,.28);
  background:var(--card-hi);
}
.faq summary{
  list-style:none;cursor:pointer;position:relative;
  padding:20px 56px 20px 24px;
  font-size:15.5px;font-weight:600;
  letter-spacing:-.012em;
  transition:color .24s;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--c1)}
.faq summary::after{
  content:"";position:absolute;right:26px;top:50%;
  width:9px;height:9px;margin-top:-6px;
  border-right:1.8px solid var(--muted);
  border-bottom:1.8px solid var(--muted);
  transform:rotate(45deg);
  transition:transform .3s cubic-bezier(.22,1,.36,1),border-color .3s;
}
.faq details[open] summary::after{
  transform:rotate(-135deg);
  margin-top:-2px;
  border-color:var(--c1);
}
.faq .ans{
  padding:0 24px 22px;
  font-size:14.5px;color:var(--muted);line-height:1.78;
  max-width:820px;
}

/* ---------- 响应式 ---------- */
@media(max-width:1000px){
  .doc-layout{grid-template-columns:1fr;gap:36px}
  .toc{
    position:static;
    display:flex;flex-wrap:wrap;gap:6px;
    padding:16px;
  }
  .toc-title{width:100%;margin-bottom:8px}
  .toc-links{flex-direction:row;flex-wrap:wrap;gap:6px}
  .toc-links a{
    border-left:none;
    border:1px solid var(--line);
    border-radius:999px;
    padding:7px 13px;
    font-size:12.5px;
  }
  .toc-links a.active{
    border-color:rgba(46,230,255,.4);
    background:rgba(46,230,255,.09);
  }
}

@media(max-width:820px){
  .paths{grid-template-columns:1fr}
  .split-row{
    grid-template-columns:1fr auto;
    gap:8px 12px;
    padding:18px 20px;
  }
  .split-arrow{display:none}
  .split-target{grid-column:2;grid-row:1;justify-self:end}
  .split-note{grid-column:1/-1;font-size:13px}
}

@media(max-width:680px){
  .guide-hero{padding-bottom:40px}
  .doc-sec{padding-bottom:64px}
  .doc-head{margin-bottom:28px}
  .code{padding:18px 16px;font-size:11.5px}
  .adv-item{padding:22px 20px}
  .adv-head{gap:11px}
  .adv-icon{width:34px;height:34px}

  .pt-row{
    grid-template-columns:1fr;
    gap:6px;padding:18px 20px;
  }
  .pt-row.head{display:none}
  .pt-key{font-size:13.5px}
  .pt-val{margin-top:2px}
  .pt-row > div:nth-child(2){margin-bottom:4px}

  .path-card{padding:26px 22px}
  .faq summary{padding:18px 50px 18px 20px;font-size:15px}
  .faq .ans{padding:0 20px 20px}
}