:root{
  --bg:#f6f7f9; --card:#fff; --ink:#15171c; --muted:#6b7280; --line:#e6e8ec;
  --blue:#2563eb; --accent:#e11d48; --radius:14px;
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Noto Sans SC","PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0}
body{background:var(--bg);color:var(--ink);font-family:var(--font);line-height:1.5;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

.top{background:var(--card);border-bottom:1px solid var(--line);padding:22px 0}
.top .wrap{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.brand h1{font-size:22px;margin:0 0 4px;letter-spacing:-.01em}
.brand p{margin:0;color:var(--muted);font-size:14px;max-width:60ch}
.lang{flex:none;text-decoration:none;color:var(--ink);border:1px solid var(--line);
  border-radius:999px;padding:7px 16px;font-weight:600;font-size:14px;background:#fff}
.lang:hover{border-color:var(--ink)}

.map-section{margin:24px 0}
#map{height:420px;border-radius:var(--radius);border:1px solid var(--line);overflow:hidden;z-index:0}
.hint{margin:8px 2px 0;color:var(--muted);font-size:13px}

.section-title{font-size:16px;margin:28px 0 14px;display:flex;align-items:baseline;gap:10px}
.count{color:var(--muted);font-weight:400;font-size:14px}

.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:20px;margin-bottom:40px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;cursor:pointer;transition:transform .15s,box-shadow .15s,border-color .15s}
.card:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(16,24,40,.10)}
.card.hl{border-color:var(--blue);box-shadow:0 0 0 3px rgba(37,99,235,.25)}
.photo{position:relative;aspect-ratio:4/3;background:#e9ebef center/cover no-repeat;display:flex;align-items:center;justify-content:center}
.noimg{color:#aab;font-size:30px}
.badge{position:absolute;top:10px;font-size:12px;font-weight:600;color:#fff;
  background:rgba(17,20,28,.72);padding:4px 9px;border-radius:999px;backdrop-filter:blur(2px)}
.badge.photos{left:10px}
.badge.dist{right:10px;background:rgba(225,29,72,.9)}
.body{padding:13px 15px 16px}
.price{font-size:21px;font-weight:700;letter-spacing:-.01em}
.price .cur{font-size:13px;font-weight:600;color:var(--muted);margin-left:3px}
.price .pm{font-size:13px;font-weight:400;color:var(--muted);margin-left:3px}
.meta{display:flex;flex-wrap:wrap;gap:6px;margin-top:9px}
.meta span{font-size:12.5px;color:#374151;background:#f1f3f6;border-radius:7px;padding:3px 9px}
.tocampus{margin-top:10px;font-size:13px;color:var(--muted)}
.tocampus b{color:var(--accent)}

.empty{color:var(--muted);padding:60px 0;text-align:center}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding:20px 0;margin-top:20px}

.campus-pin{color:var(--accent);font-size:26px;line-height:34px;text-align:center;
  text-shadow:0 0 3px #fff,0 0 3px #fff,0 0 6px #fff;cursor:pointer}

.lightbox{position:fixed;inset:0;background:rgba(8,10,14,.92);display:flex;align-items:center;
  justify-content:center;z-index:9999}
.lightbox[hidden]{display:none}
#lb-img{max-width:90vw;max-height:88vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.lb-close,.lb-prev,.lb-next{position:absolute;background:rgba(255,255,255,.12);color:#fff;
  border:none;cursor:pointer;border-radius:999px;font-size:26px;line-height:1;width:46px;height:46px}
.lb-close{top:18px;right:18px;font-size:30px}
.lb-prev{left:16px;top:50%;transform:translateY(-50%)}
.lb-next{right:16px;top:50%;transform:translateY(-50%)}
.lb-close:hover,.lb-prev:hover,.lb-next:hover{background:rgba(255,255,255,.26)}

@media(max-width:560px){
  .top .wrap{flex-direction:row}
  .brand h1{font-size:19px}
  #map{height:320px}
  .grid{grid-template-columns:1fr 1fr;gap:12px}
}