/* ==========================================================================
   V2Ray Mac客户端 · deepdoc.css(问题诊断页专属)
   1 页面级令牌 / 2 文档头部氛围 / 3 关系说明卡 / 4 文档列宽 /
   5 章节编号与分隔 / 6 症状速查 / 7 相关阅读 / 8 响应式
   ========================================================================== */

/* ---------- 1. 页面级令牌 ---------- */
:root{
  --doc-wash:rgba(220,247,241,.85);
  --doc-wash-none:rgba(220,247,241,0);
  --doc-col:980px;
}

/* ---------- 2. 文档头部氛围 ---------- */
.doc-hero{
  position:relative;
  padding-top:40px;
  padding-bottom:8px;
}
.doc-hero__glow,
.doc-hero__grid{
  position:absolute;
  top:0;
  left:0;
  right:0;
  height:470px;
  pointer-events:none;
}
.doc-hero__glow{
  background:radial-gradient(58% 92% at 50% 0%,var(--doc-wash) 0%,var(--doc-wash-none) 74%);
}
.doc-hero__grid{
  background-image:radial-gradient(var(--mint-line) 1px,transparent 1px);
  background-size:24px 24px;
  opacity:.5;
  -webkit-mask-image:radial-gradient(62% 78% at 50% 0%,#000 0%,transparent 76%);
  mask-image:radial-gradient(62% 78% at 50% 0%,#000 0%,transparent 76%);
}
.doc-hero > .wrap{position:relative;z-index:1;}

/* ---------- 3. 关系说明卡 ---------- */
.doc-hero__note{
  max-width:940px;
  margin:36px auto 0;
}
.doc-hero__note-title{
  font-family:var(--font-display);
  font-size:16.5px;
  font-weight:800;
  letter-spacing:-.015em;
  color:var(--text);
}
.doc-hero__note-body{
  margin-top:8px;
  font-size:14.8px;
  color:var(--text-muted);
}
.doc-hero__note-body a{
  color:var(--accent-dark);
  font-weight:600;
  text-decoration:underline;
  text-underline-offset:3px;
}

/* ---------- 4. 文档列宽 ---------- */
.doc-shell{
  max-width:var(--doc-col);
  margin-inline:auto;
}
.doc-body{
  max-width:var(--doc-col);
  margin-inline:auto;
}

/* ---------- 5. 章节编号与分隔 ---------- */
.doc-sec + .doc-sec{
  margin-top:60px;
  padding-top:60px;
  border-top:1px solid var(--border);
}
.doc-sec__num{
  display:block;
  margin-bottom:10px;
  font-family:var(--font-mono);
  font-size:12px;
  font-weight:400;
  letter-spacing:.16em;
  color:var(--accent-dark);
  text-transform:uppercase;
}

/* ---------- 6. 症状速查 ---------- */
.doc-index{
  margin-top:24px;
  padding:24px 26px;
}
.doc-index__title{
  margin-bottom:16px;
  font-family:var(--font-mono);
  font-size:11.5px;
  letter-spacing:.14em;
  color:var(--text-muted);
}

/* ---------- 7. 相关阅读 ---------- */
.doc-more{
  margin-top:72px;
  padding-top:48px;
  border-top:1px solid var(--border);
}
.doc-more__list{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
  margin-top:22px;
}
.doc-more__list li{min-width:0;}
.doc-more__list a{
  display:flex;
  flex-direction:column;
  gap:5px;
  min-width:0;
  padding:16px 18px;
  border:1px solid var(--border);
  border-radius:var(--r-card);
  background:var(--bg);
  color:var(--text);
  box-shadow:var(--sh-ghost);
  transition:border-color .18s var(--ease),transform .18s var(--ease),box-shadow .18s var(--ease);
}
.doc-more__list a:hover{
  border-color:var(--text);
  transform:translateY(-1px);
  box-shadow:var(--sh-card);
}
.doc-more__name{
  font-family:var(--font-display);
  font-size:15.5px;
  font-weight:700;
  letter-spacing:-.012em;
  color:var(--text);
}
.doc-more__desc{
  font-size:13.5px;
  color:var(--text-muted);
}

/* ---------- 8. 响应式 ---------- */
@media (max-width:768px){
  .doc-hero{padding-top:28px;}
  .doc-hero__glow,
  .doc-hero__grid{height:380px;}
  .doc-hero__note{margin-top:28px;}
  .doc-sec + .doc-sec{
    margin-top:44px;
    padding-top:44px;
  }
  .doc-more{
    margin-top:52px;
    padding-top:36px;
  }
  .doc-more__list{grid-template-columns:minmax(0,1fr);}
}

@media (max-width:560px){
  .doc-index{padding:18px 16px;}
}