/* 城市切换弹窗样式（深色科技风）
   主题：渐变三色走 --xsd-brand-deep → --xsd-brand（中段 color-mix 派生）；
         换肤 = 给 .city-modal 加主题类（xsd-t-green 等，见 xsd-themes.css） */

.city-mask { position: fixed; inset: 0; z-index: 9998;
  background: rgba(10, 22, 40, .55); backdrop-filter: blur(3px);
  display: flex; align-items: center; justify-content: center; padding: 20px; }
.city-mask[hidden] { display: none; }

.city-modal { --xsd-brand: #1667FF; --xsd-brand-deep: #0E2A5C;
  --xsd-brand-soft: #F5F8FF; --xsd-brand-border: #D6E2FF;
  --xsd-accent: #FFD166;
  width: min(760px, 100%); max-height: min(86vh, 720px); display: flex; flex-direction: column;
  background: linear-gradient(160deg,
    var(--xsd-brand-deep) 0%,
    color-mix(in srgb, var(--xsd-brand-deep) 55%, var(--xsd-brand)) 55%,
    var(--xsd-brand) 100%);
  color: #fff; border-radius: 18px; box-shadow: 0 30px 70px rgba(8, 20, 40, .45); overflow: hidden; }

.cm-head { display: flex; align-items: center; gap: 12px; padding: 18px 22px; border-bottom: 1px solid rgba(255,255,255,.14); }
.cm-title { flex: 1; font-size: 17px; font-weight: 700; }
.cm-sub { font-size: 12px; font-weight: 400; opacity: .8; margin-left: 8px; }
.cm-sub b { color: var(--xsd-accent); }
.cm-close { background: rgba(255,255,255,.14); border: 0; color: #fff; font-size: 15px;
  width: 30px; height: 30px; border-radius: 8px; cursor: pointer; }
.cm-close:hover { background: rgba(255,255,255,.26); }

.cm-body { padding: 16px 22px 20px; overflow-y: auto; }

.cm-search { display: flex; align-items: center; gap: 9px; background: rgba(255,255,255,.13);
  border: 1px solid rgba(255,255,255,.2); border-radius: 11px; padding: 10px 13px; }
.cm-search input { flex: 1; min-width: 0; background: transparent; border: 0; outline: none;
  color: #fff; font-size: 14px; }
.cm-search input::placeholder { color: rgba(255,255,255,.6); }

.cm-result { margin-top: 11px; display: flex; flex-wrap: wrap; gap: 8px; }
.cm-nores { color: rgba(255,255,255,.82); font-size: 13px; padding: 8px 2px; }

.cm-sec { margin-top: 16px; }
.cm-sec h4 { margin: 0 0 9px; font-size: 13px; font-weight: 600; opacity: .92; }
.cm-sec h4 small { font-weight: 400; opacity: .66; margin-left: 6px; font-size: 11px; }

.cm-pills { display: flex; flex-wrap: wrap; gap: 8px; }
.cm-pill { padding: 6px 13px; font-size: 13px; border-radius: 20px; cursor: pointer;
  background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); color: #fff;
  transition: background .16s, border-color .16s; }
.cm-pill:hover { background: rgba(255,255,255,.26); }
.cm-pill.on { background: var(--xsd-accent); border-color: var(--xsd-accent); color: var(--xsd-brand-deep); font-weight: 600; }
.cm-pill.q-green { border-color: rgba(126, 231, 178, .5); color: #7EE7B2; }
.cm-pill.q-blue { border-color: rgba(147, 197, 253, .5); color: #93C5FD; }
.cm-res-prov { font-style: normal; font-size: 11px; opacity: .72; margin-left: 4px; }

.cm-prov-cities { margin-top: 11px; padding: 12px; border-radius: 11px; background: rgba(0,0,0,.16);
  display: flex; flex-wrap: wrap; gap: 8px; }
.cm-prov-name { width: 100%; font-size: 12px; opacity: .78; margin-bottom: 2px; }

.cm-foot { padding: 12px 22px; font-size: 12.5px; background: rgba(0,0,0,.2); opacity: .92; }
.cm-foot b { color: var(--xsd-accent); }

/* 切换成功 toast */
.cm-toast { position: fixed; left: 50%; bottom: 76px; transform: translateX(-50%);
  z-index: 9999; padding: 10px 20px; border-radius: 22px; background: rgba(13,27,46,.94);
  color: #fff; font-size: 13.5px; box-shadow: 0 8px 26px rgba(0,0,0,.3); }
.cm-toast[hidden] { display: none; }

/* 顶栏触发按钮 */
#cityTrigger { display: inline-flex; align-items: center; gap: 5px; cursor: pointer; }
#cityTrigger b { font-weight: 600; }

/* 移动端：全屏化 + 按钮缩小 */
@media (max-width: 768px) {
  .city-mask { padding: 0; align-items: flex-end; }
  .city-modal { width: 100%; max-height: 88vh; border-radius: 18px 18px 0 0; }
  .cm-body { max-height: calc(88vh - 130px); }
  .cm-foot { padding-bottom: calc(12px + env(safe-area-inset-bottom)); }
  #cityTrigger { font-size: 13px; }
}