/* ==========================================================================
   VPNHF · 线路列表页专属样式
   只承载本页新增版式:页头、章节块、读表说明、线路类型卡、选线卡
   颜色 / 字体 / 圆角 / 投影一律引用 base.css 的 :root 令牌
   ========================================================================== */

/* --------------------------------------------------------------------------
   页头
   -------------------------------------------------------------------------- */

.page-head{
  position:relative;
  padding-top:46px;
  padding-bottom:36px;
  overflow-x:clip;
}

.page-head::before{
  content:"";
  position:absolute;
  top:-46%;
  left:-10%;
  right:-10%;
  height:170%;
  z-index:0;
  pointer-events:none;
  background:
    radial-gradient(closest-side at 84% 26%, var(--accent-10), transparent 72%),
    radial-gradient(closest-side at 6% 4%, var(--paper-90), transparent 74%);
}

.page-head > .wrap{
  position:relative;
  z-index:1;
}

.page-head h1{
  margin:16px 0 0;
  max-width:20ch;
}

.page-lead{
  margin:16px 0 0;
  max-width:70ch;
  font-size:16px;
  line-height:1.78;
  color:var(--text-muted);
}

.page-actions{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:12px;
  margin-top:24px;
}

.page-badges{
  margin-top:20px;
}

/* --------------------------------------------------------------------------
   章节块
   -------------------------------------------------------------------------- */

.nodes-doc{
  position:relative;
  min-width:0;
}

.nodes-block{
  min-width:0;
  padding-top:44px;
  padding-bottom:8px;
}

.nodes-block > h2{
  margin:0 0 10px;
}

.nodes-block > h2::before{
  content:"";
  display:block;
  width:20px;
  height:20px;
  margin:0 0 12px;
  border-radius:var(--radius-xs);
  background:linear-gradient(140deg, var(--accent) 0%, var(--accent-rose) 100%);
  box-shadow:0 8px 16px -10px var(--accent-45);
}

.block-sub{
  margin:0 0 18px;
  max-width:74ch;
  font-size:14.5px;
  line-height:1.78;
  color:var(--text-muted);
}

.table-note{
  margin:10px 0 0;
  font-size:12.5px;
  line-height:1.7;
  color:var(--text-muted);
}

/* --------------------------------------------------------------------------
   读表说明
   -------------------------------------------------------------------------- */

.read-list{
  display:grid;
  grid-template-columns:minmax(0,1fr);
  gap:10px;
  margin:0 0 18px;
  padding:0;
  list-style:none;
}

.read-list li{
  display:grid;
  grid-template-columns:minmax(0,148px) minmax(0,1fr);
  gap:6px 18px;
  min-width:0;
  padding:13px 15px;
  border:1px solid var(--border);
  border-radius:var(--radius-sm);
  background:var(--bg-panel);
}

.read-key{
  font-size:13px;
  font-weight:700;
  color:var(--accent-dark);
}

.read-text{
  min-width:0;
  font-size:13.5px;
  line-height:1.74;
  color:var(--text-muted);
}

/* --------------------------------------------------------------------------
   线路类型卡
   -------------------------------------------------------------------------- */

.type-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:16px;
  margin:0 0 22px;
}

.type-card{
  display:flex;
  flex-direction:column;
  min-width:0;
}

.type-label{
  display:inline-flex;
  align-items:center;
  align-self:flex-start;
  max-width:100%;
  overflow:hidden;
  padding:3px 9px;
  border-radius:var(--radius-pill);
  background:var(--accent-08);
  font-family:var(--font-mono);
  font-size:11px;
  font-weight:700;
  letter-spacing:.06em;
  color:var(--accent-dark);
  white-space:nowrap;
}

.type-card h3{
  margin:10px 0 8px;
  font-size:17px;
}

.type-card .card-text{
  margin:0;
  font-size:13.5px;
}

.type-list{
  display:flex;
  flex-direction:column;
  gap:6px;
  margin:14px 0 0;
  padding:12px 0 0;
  border-top:1px dashed var(--border);
  list-style:none;
  font-size:12.5px;
  line-height:1.6;
  color:var(--text-muted);
}

.type-list li{
  display:flex;
  align-items:flex-start;
  gap:7px;
}

.type-list li::before{
  content:"";
  width:4px;
  height:4px;
  margin-top:8px;
  flex:none;
  border-radius:50%;
  background:var(--accent);
}

.type-card.card--grad .type-label{
  background:var(--on-ink-14);
  color:var(--bg-top);
}

.type-card.card--grad .type-list{
  border-top-color:var(--on-ink-14);
  color:var(--on-ink-78);
}

.type-card.card--grad .type-list li::before{
  background:var(--bg-top);
}

/* --------------------------------------------------------------------------
   选线建议
   -------------------------------------------------------------------------- */

.pick-grid{
  display:grid;
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}

.pick-card{
  min-width:0;
}

.pick-card h3{
  margin:0 0 8px;
  font-size:16px;
}

.pick-card .card-text{
  margin:0;
  font-size:13.5px;
}

/* --------------------------------------------------------------------------
   响应式
   -------------------------------------------------------------------------- */

@media (max-width:1040px){
  .type-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
}

@media (max-width:900px){
  .page-head{
    padding-top:36px;
    padding-bottom:28px;
  }
  .pick-grid{grid-template-columns:minmax(0,1fr);}
  .type-grid{grid-template-columns:minmax(0,1fr);}
  .read-list li{grid-template-columns:minmax(0,1fr);gap:4px;}
}

@media (max-width:640px){
  .page-head{
    padding-top:28px;
    padding-bottom:22px;
  }
  .page-head::before{
    top:-30%;
    height:150%;
  }
  .page-lead{font-size:15px;}
  .nodes-block{padding-top:34px;}
  .nodes-block > h2::before{
    width:18px;
    height:18px;
    margin-bottom:10px;
  }
}