/* 屿树星球 · Web 版样式（v10 设计语言：黑 · 白 · 灰 · 红）*/
:root{
  --ink:#0B0B0C; --ink-2:#3A3A3C; --ink-3:#86868B; --ink-4:#B0B0B5;
  --bg:#F5F5F7; --card:#FFFFFF; --fill:#EFEFF1; --line:#E3E3E6;
  --action:#D81E1E; --max:1200px;
}
*{margin:0;padding:0;box-sizing:border-box;-webkit-font-smoothing:antialiased}
html,body{background:var(--bg);color:var(--ink)}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
  font-size:15px;line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input{font-family:inherit;border:none;outline:none;background:none}
::selection{background:var(--ink);color:#fff}

/* ---------- 顶栏 ---------- */
.hd{
  position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(180%) blur(14px);
  border-bottom:1px solid var(--line);
}
.hd-in{
  max-width:var(--max);margin:0 auto;padding:0 32px;height:68px;
  display:flex;align-items:center;gap:34px;
}
.logo{display:flex;align-items:baseline;gap:9px;font-size:19px;font-weight:700;letter-spacing:-.4px}
.logo small{font-size:10px;font-weight:600;letter-spacing:1.6px;color:var(--ink-4)}
.nav{display:flex;gap:4px;margin-left:6px;flex-shrink:0}
.nav a{
  padding:8px 14px;font-size:14.5px;color:var(--ink-2);position:relative;white-space:nowrap;
  transition:color .16s ease;
}
.nav a:hover{color:var(--ink)}
.nav a.on{color:var(--ink);font-weight:600}
.nav a.on::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--action)}
.hd-spacer{flex:1}
.hd-act{
  display:flex;align-items:center;gap:8px;height:38px;padding:0 18px;
  background:var(--ink);color:#fff;font-size:13.5px;font-weight:600;letter-spacing:.2px;
  transition:opacity .16s ease;
}
.hd-act:hover{opacity:.85}
.hd-act.ghost{background:transparent;color:var(--ink-2);border:1px solid var(--line)}
.hd-act.ghost:hover{border-color:var(--ink-3);color:var(--ink);opacity:1}

/* ---------- 通用 ---------- */
.wrap{max-width:var(--max);margin:0 auto;padding:0 32px}
.sec{padding:64px 0 0}
.sec-head{display:flex;align-items:flex-end;gap:16px;margin-bottom:26px;padding-top:22px;border-top:1px solid var(--line)}
.sec-head h2{font-size:30px;font-weight:700;letter-spacing:-1.1px;line-height:1.2}
.sec-head .sub{font-size:13px;color:var(--ink-3);padding-bottom:5px}
.sec-head .more{margin-left:auto;font-size:13px;color:var(--ink-3);padding-bottom:5px;display:flex;align-items:center;gap:5px}
.sec-head .more:hover{color:var(--action)}
.kicker{font-size:11px;font-weight:700;letter-spacing:2.4px;color:var(--action);text-transform:uppercase}
.muted{color:var(--ink-3)}

/* ---------- Hero ---------- */
.hero{position:relative;height:540px;overflow:hidden;background:var(--ink)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.92}
.hero-scrim{
  position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(11,11,12,.92) 0%,rgba(11,11,12,.72) 34%,rgba(11,11,12,.18) 66%,rgba(11,11,12,.05) 100%);
}
.hero-in{
  position:relative;max-width:var(--max);margin:0 auto;padding:0 32px;height:100%;
  display:flex;flex-direction:column;justify-content:center;color:#fff;max-width:1200px;
}
.hero h1{font-size:56px;line-height:1.1;font-weight:700;letter-spacing:-2.4px;max-width:640px}
.hero p{margin-top:20px;font-size:16px;line-height:1.75;color:rgba(255,255,255,.78);max-width:520px}
.hero-search{display:flex;align-items:center;gap:12px;margin-top:34px;max-width:520px;
  height:56px;background:#fff;padding:0 22px;box-shadow:0 14px 32px rgba(0,0,0,.24)}
.hero-search input{flex:1;font-size:15px;color:var(--ink)}
.hero-search input::placeholder{color:var(--ink-4)}
.hero-search button{font-size:13px;font-weight:700;letter-spacing:.5px;color:var(--action)}
.hero-tags{display:flex;gap:10px;margin-top:24px;flex-wrap:wrap}
.hero-tags span{
  font-size:12.5px;color:rgba(255,255,255,.72);border:1px solid rgba(255,255,255,.26);
  padding:5px 13px;cursor:pointer;transition:.16s;
}
.hero-tags span:hover{background:#fff;color:var(--ink);border-color:#fff}

/* ---------- 数据条 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line)}
.stats div{padding:26px 28px;border-right:1px solid var(--line)}
.stats div:last-child{border-right:none}
.stats b{display:block;font-size:32px;font-weight:700;letter-spacing:-1.4px;line-height:1.1}
.stats span{font-size:12.5px;color:var(--ink-3)}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.grid.g3{grid-template-columns:repeat(3,1fr)}
.card{background:var(--card);border:1px solid var(--line);transition:transform .18s ease,box-shadow .18s ease;display:block}
.card:hover{transform:translateY(-3px);box-shadow:0 16px 34px rgba(11,11,12,.09)}
.card-cv{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--fill)}
.card-cv img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .card-cv img{transform:scale(1.035)}
.card-cv .badge{
  position:absolute;left:0;top:0;padding:5px 11px;background:var(--ink);color:#fff;
  font-size:10.5px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;
}
.card-cv .badge.red{background:var(--action)}
.card-bd{padding:18px 18px 20px}
.card-bd h3{font-size:18px;font-weight:650;letter-spacing:-.4px;line-height:1.35}
.card-bd .region{font-size:12.5px;color:var(--ink-3);margin-top:5px}
.card-meta{display:flex;gap:14px;margin-top:13px;padding-top:13px;border-top:1px solid var(--line);font-size:12.5px;color:var(--ink-2)}
.card-meta b{font-weight:650;color:var(--ink)}
.tags{display:flex;gap:6px;flex-wrap:wrap;margin-top:12px}
.tags span{font-size:11px;color:var(--ink-3);background:var(--fill);padding:3px 9px}

/* ---------- 服务点快览 ---------- */
.tiles{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.tile{background:#fff;border:1px solid var(--line);padding:26px;display:flex;flex-direction:column;gap:6px;transition:.18s}
.tile:hover{border-color:var(--ink-4);transform:translateY(-2px)}
.tile .ch{width:44px;height:44px;display:flex;align-items:center;justify-content:center;
  background:var(--ink);color:#fff;font-size:19px;font-weight:700;margin-bottom:8px}
.tile b{font-size:17px;font-weight:650;letter-spacing:-.3px}
.tile span{font-size:12.5px;color:var(--ink-3);line-height:1.6}
.tile em{font-style:normal;font-size:26px;font-weight:700;letter-spacing:-1px;margin-top:6px}

/* ---------- 筛选条 ---------- */
.filters{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:22px 0 26px}
.chip{
  padding:8px 16px;font-size:13.5px;color:var(--ink-2);background:#fff;border:1px solid var(--line);
  transition:.15s;
}
.chip:hover{border-color:var(--ink-4)}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink);font-weight:600}
.f-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.inp{
  display:flex;align-items:center;gap:9px;height:40px;background:#fff;border:1px solid var(--line);padding:0 15px;
}
.inp input{width:190px;font-size:13.5px}
.inp svg{opacity:.4}

/* ---------- 路书详情 ---------- */
.dt{display:grid;grid-template-columns:minmax(0,1fr) 348px;gap:40px;align-items:start;padding-top:30px}
.dt-hero{position:relative;height:400px;overflow:hidden;background:var(--fill)}
.dt-hero img{width:100%;height:100%;object-fit:cover}
.dt-hero .dt-hs{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,11,12,.1) 0%,rgba(11,11,12,0) 40%,rgba(11,11,12,.86) 100%)}
.dt-hero .dt-ht{position:absolute;left:34px;right:34px;bottom:28px;color:#fff}
.dt-hero h1{font-size:40px;font-weight:700;letter-spacing:-1.6px;line-height:1.15;max-width:640px}
.dt-hero .dt-hr{margin-top:9px;font-size:14px;color:rgba(255,255,255,.74)}
.dt-facts{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border:1px solid var(--line);border-top:none}
.dt-facts div{padding:20px 22px;border-right:1px solid var(--line)}
.dt-facts div:last-child{border-right:none}
.dt-facts b{display:block;font-size:23px;font-weight:700;letter-spacing:-.9px}
.dt-facts span{font-size:12px;color:var(--ink-3)}
.block{background:#fff;border:1px solid var(--line);padding:28px 30px;margin-top:20px}
.block h4{font-size:12px;font-weight:700;letter-spacing:1.8px;color:var(--action);text-transform:uppercase;margin-bottom:16px}
.block p{font-size:15px;line-height:1.9;color:var(--ink-2);white-space:pre-wrap}
.hl{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hl div{background:var(--fill);padding:16px}
.hl b{font-size:14px;font-weight:650}
.nodes{display:flex;flex-direction:column;gap:0}
.node{display:flex;gap:16px;position:relative;padding-bottom:18px}
.node:last-child{padding-bottom:0}
.node .dot{width:9px;height:9px;background:#fff;border:2px solid var(--ink-3);margin-top:7px;flex-shrink:0;position:relative;z-index:1}
.node:first-child .dot,.node:last-child .dot{background:var(--action);border-color:var(--action)}
.node::before{content:"";position:absolute;left:4px;top:14px;bottom:0;width:1px;background:var(--line)}
.node:last-child::before{display:none}
.node .nt{font-size:14.5px;color:var(--ink);line-height:1.5}
.node .ni{font-size:12px;color:var(--ink-3);margin-top:2px}
.mapbox{background:var(--ink);padding:0;position:relative;overflow:hidden}
.mapbox canvas{display:block;width:100%;height:320px}
.mapbox .ml{position:absolute;left:20px;bottom:44px;font-size:11px;letter-spacing:1.6px;color:rgba(255,255,255,.5);text-transform:uppercase}
.side{position:sticky;top:96px}
.side-card{background:#fff;border:1px solid var(--line);padding:26px}
.side-card .sc-t{font-size:13px;font-weight:700;letter-spacing:1.4px;color:var(--ink-3);text-transform:uppercase;margin-bottom:18px}
.side-row{display:flex;justify-content:space-between;align-items:baseline;padding:11px 0;border-bottom:1px dashed var(--line);font-size:13.5px}
.side-row:last-of-type{border-bottom:none}
.side-row span{color:var(--ink-3)}
.side-row b{font-size:15px;font-weight:650}
.cta{display:block;text-align:center;margin-top:20px;height:50px;line-height:50px;background:var(--action);color:#fff;font-size:14.5px;font-weight:700;letter-spacing:.3px}
.cta:hover{opacity:.9}
.cta.sec-btn{background:#fff;color:var(--ink);border:1px solid var(--line);margin-top:10px}
.cta.sec-btn:hover{border-color:var(--ink-4)}

/* ---------- 服务点列表 ---------- */
.sp-list{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.sp{background:#fff;border:1px solid var(--line);padding:20px 22px;display:flex;flex-direction:column;gap:7px;transition:.16s}
.sp:hover{border-color:var(--ink-4)}
.sp-top{display:flex;align-items:center;gap:9px}
.sp-tag{font-size:10.5px;font-weight:700;letter-spacing:1.2px;padding:3px 8px;background:var(--fill);color:var(--ink-2)}
.sp-tag.v{background:#FDF0EF;color:var(--action)}
.sp b{font-size:15.5px;font-weight:650;letter-spacing:-.2px;line-height:1.4}
.sp .ad{font-size:12.5px;color:var(--ink-3);line-height:1.55}
.sp .meta{display:flex;gap:12px;margin-top:4px;font-size:12px;color:var(--ink-2);border-top:1px solid var(--line);padding-top:10px}

/* ---------- 榜单 ---------- */
.board{background:#fff;border:1px solid var(--line)}
.bl-row{display:flex;align-items:center;gap:16px;padding:15px 22px;border-bottom:1px solid var(--line)}
.bl-row:last-child{border-bottom:none}
.bl-rank{width:38px;font-size:15px;font-weight:700;color:var(--ink-3);text-align:center}
.bl-rank.top{color:var(--action)}
.bl-ava{width:36px;height:36px;background:var(--fill);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:650;color:var(--ink-2)}
.bl-name{flex:1;font-size:14px}
.bl-name i{font-style:normal;font-size:11.5px;color:var(--ink-3);margin-left:8px}
.bl-km{font-size:16px;font-weight:700;letter-spacing:-.4px}
.bl-km em{font-style:normal;font-size:11px;font-weight:500;color:var(--ink-3);margin-left:3px}

/* ---------- 页脚 ---------- */
.ft{margin-top:80px;background:var(--ink);color:rgba(255,255,255,.62);padding:56px 0 34px}
.ft-in{max-width:var(--max);margin:0 auto;padding:0 32px}
.ft-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:38px;border-bottom:1px solid rgba(255,255,255,.12)}
.ft-top h5{color:#fff;font-size:13px;font-weight:650;letter-spacing:.4px;margin-bottom:14px}
.ft-top a{display:block;font-size:13px;padding:5px 0;color:rgba(255,255,255,.6)}
.ft-top a:hover{color:#fff}
.ft-logo{display:flex;align-items:baseline;gap:9px;color:#fff;font-size:20px;font-weight:700;letter-spacing:-.4px}
.ft-logo small{font-size:10px;letter-spacing:1.6px;color:rgba(255,255,255,.42);font-weight:600}
.ft-desc{margin-top:14px;font-size:13px;line-height:1.8;max-width:330px}
.ft-bot{padding-top:22px;display:flex;justify-content:space-between;font-size:12px;color:rgba(255,255,255,.4)}

/* ---------- 状态 ---------- */
.loading{padding:80px 0;text-align:center;font-size:13.5px;color:var(--ink-3);letter-spacing:1px}
.empty{background:#fff;border:1px dashed var(--line);padding:60px 30px;text-align:center}
.empty b{display:block;font-size:16px;font-weight:650;margin-bottom:6px}
.empty span{font-size:13px;color:var(--ink-3)}
.skel{background:linear-gradient(90deg,#EFEFF1 25%,#F7F7F9 37%,#EFEFF1 63%);background-size:400% 100%;animation:sh 1.4s infinite}
@keyframes sh{0%{background-position:100% 0}100%{background-position:0 0}}
.fade{animation:fade .34s ease both}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* ---------- 响应式 ---------- */
@media (max-width:1100px){
  .grid{grid-template-columns:repeat(3,1fr)}
  .dt{grid-template-columns:1fr}
  .side{position:static}
  .hero h1{font-size:44px}
}
@media (max-width:860px){
  .hd-in{padding:0 20px;gap:12px}
  .logo{font-size:17px}
  .logo small{display:none}
  .nav{overflow-x:auto;scrollbar-width:none}
  .nav::-webkit-scrollbar{display:none}
  .nav a{padding:8px 10px;font-size:14px}
  .wrap{padding:0 20px}
  .grid,.grid.g3,.sp-list,.tiles{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .stats div:nth-child(2){border-right:none}
  .stats div:nth-child(1),.stats div:nth-child(2){border-bottom:1px solid var(--line)}
  .hero{height:440px}
  .hero h1{font-size:32px;letter-spacing:-1.2px}
  .hero p{font-size:14px}
  .dt-facts{grid-template-columns:repeat(2,1fr)}
  .dt-facts div:nth-child(2){border-right:none}
  .dt-facts div:nth-child(1),.dt-facts div:nth-child(2){border-bottom:1px solid var(--line)}
  .hl{grid-template-columns:1fr 1fr}
  .ft-top{grid-template-columns:1fr 1fr;gap:26px}
  .hd-act.ghost{display:none}
  .hero-search{max-width:none}
}
@media (max-width:560px){
  .hd-act{display:none}
  .grid,.grid.g3,.sp-list,.tiles{grid-template-columns:1fr}
  .hero{height:400px}
  .sec{padding-top:44px}
  .sec-head h2{font-size:23px}
  .dt-hero{height:260px}
  .dt-hero h1{font-size:26px;letter-spacing:-.8px}
  .dt-hero .dt-ht{left:20px;right:20px;bottom:20px}
  .block{padding:22px 20px}
  .f-right{margin-left:0;width:100%}
  .inp{width:100%}
  .inp input{width:100%}
}

/* ---------- 规划器 ---------- */
.fld-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.fld-row input[type=number]{
  width:140px;height:46px;border:1px solid var(--line);background:#fff;padding:0 14px;
  font-size:17px;font-weight:650;color:var(--ink);letter-spacing:-.3px;
}
.fld-row input:focus,.flds input:focus{border-color:var(--ink)}
.flds{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.flds label{display:flex;flex-direction:column;gap:7px;font-size:12.5px;color:var(--ink-3)}
.flds input{
  height:46px;border:1px solid var(--line);background:#fff;padding:0 14px;
  font-size:16px;font-weight:600;color:var(--ink);
}
.p-big{font-size:44px;font-weight:700;letter-spacing:-2px;line-height:1.1;margin-bottom:14px}
.p-big em{font-style:normal;font-size:15px;font-weight:600;letter-spacing:0;color:var(--ink-3);margin-left:4px}

/* ---------- 路书详情：每日行程 ---------- */
.days{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}
.dayrow{display:flex;align-items:baseline;gap:10px;background:var(--fill);padding:12px 14px}
.dayrow b{font-size:14px;font-weight:700;color:var(--action)}
.dayrow span{font-size:13px;font-weight:600;color:var(--ink)}
.dayrow i{font-style:normal;font-size:11.5px;color:var(--ink-3);margin-left:auto}

/* ---------- 路书详情：预算行 ---------- */
.brows{display:flex;flex-direction:column}
.brow{display:flex;justify-content:space-between;align-items:baseline;padding:12px 0;border-bottom:1px dashed var(--line);font-size:14px}
.brow span{color:var(--ink-3)}
.brow b{font-size:16px;font-weight:700}
.brow.total{border-bottom:none;border-top:1px solid var(--line);margin-top:2px;padding-top:14px}
.brow.total b{font-size:22px;letter-spacing:-.8px;color:var(--action)}

/* ---------- 路书详情：装备 chips ---------- */
.gi-chip{background:var(--fill);color:var(--ink-2);font-size:12.5px;padding:7px 13px}
.gi-chip.must{background:#fff;color:var(--action);border:1px solid var(--action);font-weight:600}

/* ---------- 装备库 ---------- */
.gi{display:flex;flex-direction:column}
.gi-row{display:flex;align-items:baseline;gap:16px;padding:11px 0;border-bottom:1px dashed var(--line)}
.gi-row:last-child{border-bottom:none}
.gi-name{font-size:14.5px;font-weight:600;color:var(--ink);flex-shrink:0}
.gi-note{font-size:12.5px;color:var(--ink-3);text-align:right;margin-left:auto}

/* ---------- 路书详情：评论 ---------- */
.cmt{display:flex;gap:14px;padding:14px 0;border-bottom:1px dashed var(--line)}
.cmt:last-child{border-bottom:none;padding-bottom:2px}
.cmt-ava{width:38px;height:38px;flex-shrink:0;background:var(--fill);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:650;color:var(--ink-2);overflow:hidden}
.cmt-ava img{width:100%;height:100%;object-fit:cover}
.cmt-bd{flex:1;min-width:0}
.cmt-h{display:flex;align-items:baseline;gap:10px}
.cmt-h b{font-size:13.5px}
.cmt-h span{font-size:11.5px;color:var(--ink-4)}
.cmt-bd p{margin-top:5px;font-size:14px;line-height:1.7;color:var(--ink-2)}

@media (max-width:860px){
  .flds{grid-template-columns:1fr 1fr}
  .days{grid-template-columns:1fr 1fr}
}
@media (max-width:560px){
  .days{grid-template-columns:1fr}
  .flds{grid-template-columns:1fr}
  .p-big{font-size:34px}
}