:root{--bg:#fff;--fg:#111;--muted:#666;--line:#e9e9e9;--card:#fff;--shadow:0 10px 30px rgba(0,0,0,.06);--r:18px}
*{box-sizing:border-box}html,body{height:100%}body{margin:0;font:16px/1.55 system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,"Noto Sans","PingFang SC","Microsoft YaHei";color:var(--fg);background:var(--bg)}
a{color:inherit}
.skip{position:absolute;left:-9999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip:focus{left:12px;top:12px;width:auto;height:auto;padding:10px 12px;background:#fff;border:1px solid var(--line);border-radius:12px;z-index:10}

.app{min-height:100vh;display:flex;flex-direction:column}
.hdr{border-bottom:1px solid var(--line);background:#fff}
.hdr__inner{max-width:1020px;margin:0 auto;padding:18px 18px;display:flex;align-items:flex-end;justify-content:space-between;gap:16px}
.brand h1{margin:0;font-size:28px;letter-spacing:.2px}
.powered{margin:4px 0 0;color:var(--muted);font-size:14px}
.nav{display:flex;gap:14px}
.nav__link{color:var(--muted);text-decoration:none}
.nav__link:hover{text-decoration:underline}

.main{flex:1;display:block}
.card{max-width:1020px;margin:24px auto;padding:22px 18px}
.card>h2{margin:0 0 14px;font-size:22px}
.form{display:flex;gap:10px;align-items:center;margin:10px 0 8px}
.input{flex:1;min-width:0;padding:12px 14px;border:1px solid var(--line);border-radius:999px;font-size:16px;outline:none}
.input:focus{border-color:#cfcfcf;box-shadow:0 0 0 4px rgba(0,0,0,.05)}
.btn{padding:12px 16px;border:1px solid #111;border-radius:999px;background:#111;color:#fff;font-weight:650;cursor:pointer}
.btn--ghost{background:#fff;color:#111;border-color:var(--line)}
.btn--ghost:hover{border-color:#cfcfcf}
.hint{margin:8px 0 0;color:var(--muted);font-size:14px}
.status{margin:10px 0 0;color:var(--muted);font-size:14px;min-height:22px}
.panel{margin-top:14px;padding:18px;border:1px solid var(--line);border-radius:var(--r);background:var(--card);box-shadow:var(--shadow)}
.loc{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}
.loc__name{font-size:18px;font-weight:700;max-width:100%;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.loc__meta{color:var(--muted);font-size:13px}
.now{display:grid;grid-template-columns:1.1fr .9fr;gap:18px;border-top:1px solid var(--line);padding-top:14px}
.now__temp{font-size:56px;font-weight:800;letter-spacing:-.8px}
.unit{font-size:18px;color:var(--muted);font-weight:650;margin-left:4px}
.now__desc{font-size:16px;color:var(--fg);margin-top:6px}
.kv{margin:10px 0 0;padding:0}
.kv__row{display:flex;justify-content:space-between;gap:10px;border-top:1px dashed var(--line);padding:8px 0}
.kv__row dt{color:var(--muted)}
.kv__row dd{margin:0;font-weight:650}
.fcst{margin-top:18px;border-top:1px solid var(--line);padding-top:14px}
.fcst h3{margin:0 0 10px;font-size:16px}
.fcst__mode{color:var(--muted);font-size:13px;margin-bottom:10px}
.fcst__list{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px}
.fcst__item{border:1px solid var(--line);border-radius:14px;padding:10px 10px;background:#fff}
.fcst__t{font-size:13px;color:var(--muted)}
.fcst__v{margin-top:6px;font-size:16px;font-weight:750}
.fcst__s{margin-top:6px;font-size:13px;color:var(--muted);line-height:1.35;min-height:34px}
.ftr{border-top:1px solid var(--line);background:#fff}
.ftr__inner{max-width:1020px;margin:0 auto;padding:14px 18px;color:var(--muted)}
.sr{position:absolute;left:-9999px}
@media (max-width:720px){
  .hdr__inner{align-items:flex-start;flex-direction:column}
  .form{flex-wrap:wrap}
  .btn{flex:0 0 auto}
  .now{grid-template-columns:1fr}
  .fcst__list{grid-template-columns:repeat(2,minmax(0,1fr))}
}