/* =========================================================
   CityHub Front Design & Components
   ========================================================= */

/* --- 顶部城市切换条 --- */
.cityhub-topbar {
  width: 100%;
  background: #f8fafc;
  border-bottom: 1px solid #e2e8f0;
  font-size: 13px;
  color: #475569;
  line-height: 1.5;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  box-sizing: border-box;
  position: relative;
  z-index: 9999;
}
.cityhub-topbar-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 6px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.cityhub-topbar-left {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.cityhub-topbar-icon svg {
  color: #2563eb;
  stroke: #2563eb;
}
.cityhub-topbar-label {
  color: #64748b;
  font-size: 12px;
}
.cityhub-topbar-current {
  color: #0f172a;
  font-weight: 600;
  font-size: 13px;
}

.cityhub-topbar-picker-wrap {
  position: relative;
  display: inline-block;
}

.cityhub-topbar-switch-btn,
button.cityhub-topbar-switch-btn {
  background: transparent !important;
  border: 0 !important;
  color: #2563eb !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
  padding: 3px 8px !important;
  margin-left: 2px !important;
  border-radius: 4px !important;
  text-decoration: none !important;
  transition: all 0.15s ease !important;
  box-shadow: none !important;
  line-height: 1.4 !important;
  display: inline-flex !important;
  align-items: center !important;
}
.cityhub-topbar-switch-btn:hover,
button.cityhub-topbar-switch-btn:hover {
  background: #eff6ff !important;
  color: #1d4ed8 !important;
  box-shadow: none !important;
}

.cityhub-topbar-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  width: min(440px, calc(100vw - 24px));
  max-height: 70vh;
  overflow: auto;
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 12px;
  box-shadow: 0 16px 40px rgba(15, 23, 42, 0.2);
  padding: 12px;
  z-index: 100001;
  text-align: left;
}

.cityhub-dropdown-toolbar {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}
.cityhub-dropdown-search {
  flex: 1;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 13px;
  background: #fff;
  color: #111827;
  outline: none;
}
.cityhub-dropdown-search:focus {
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}
.cityhub-dropdown-nation,
.cityhub-switcher-nation {
  font-size: 12px;
  color: #059669;
  background: #ecfdf5;
  padding: 4px 8px;
  border-radius: 6px;
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
  transition: all 0.15s ease;
}
.cityhub-dropdown-nation:hover,
.cityhub-switcher-nation:hover {
  background: #059669;
  color: #ffffff !important;
}
.cityhub-dropdown-all {
  font-size: 12px;
  color: #2563eb;
  white-space: nowrap;
  text-decoration: none;
}
.cityhub-dropdown-all:hover {
  text-decoration: underline;
}

.cityhub-dropdown-letters {
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
  margin-bottom: 8px;
}
.cityhub-dropdown-letters a {
  display: inline-block;
  min-width: 20px;
  text-align: center;
  font-size: 12px;
  color: #64748b;
  text-decoration: none;
  padding: 2px 4px;
  border-radius: 4px;
}
.cityhub-dropdown-letters a:hover {
  background: #eff6ff;
  color: #2563eb;
}
.cityhub-dropdown-letter-title {
  font-size: 11px;
  color: #94a3b8;
  margin: 8px 0 4px;
  font-weight: 700;
}
.cityhub-dropdown-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cityhub-topbar-center {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.cityhub-topbar-hot-title {
  color: #94a3b8;
  font-size: 12px;
}
.cityhub-topbar-hot-link {
  color: #475569;
  text-decoration: none;
  font-size: 12px;
  padding: 2px 6px;
  border-radius: 4px;
  transition: all 0.15s ease;
}
.cityhub-topbar-hot-link:hover {
  color: #2563eb;
  background: #eff6ff;
}
.cityhub-topbar-right {
  margin-left: auto;
}
.cityhub-topbar-all-link {
  color: #2563eb;
  text-decoration: none;
  font-size: 12px;
  font-weight: 500;
}
.cityhub-topbar-all-link:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .cityhub-topbar-center {
    display: none;
  }
}

/* --- 右下角浮动城市切换器 --- */
.cityhub-switcher {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 99999;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

.cityhub-switcher-btn,
button.cityhub-switcher-btn,
#cityhub-switcher button.cityhub-switcher-btn {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 6px !important;
  border: 0 !important;
  border-radius: 999px !important;
  padding: 10px 18px !important;
  background: #2563eb !important;
  color: #ffffff !important;
  font-size: 14px !important;
  font-weight: 600 !important;
  line-height: 1.4 !important;
  box-shadow: 0 8px 24px rgba(37, 99, 235, 0.35) !important;
  cursor: pointer !important;
  text-decoration: none !important;
  outline: none !important;
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1) !important;
  box-sizing: border-box !important;
}

.cityhub-switcher-btn:hover,
button.cityhub-switcher-btn:hover,
#cityhub-switcher button.cityhub-switcher-btn:hover,
.cityhub-switcher-btn:focus,
button.cityhub-switcher-btn:focus {
  background: #1d4ed8 !important;
  color: #ffffff !important;
  box-shadow: 0 12px 28px rgba(29, 78, 216, 0.45) !important;
  transform: translateY(-2px);
}

.cityhub-switcher-btn:active,
button.cityhub-switcher-btn:active,
#cityhub-switcher button.cityhub-switcher-btn:active {
  background: #1e40af !important;
  color: #ffffff !important;
  transform: translateY(0);
}

.cityhub-switcher-btn svg,
button.cityhub-switcher-btn svg,
.cityhub-switcher-icon-svg {
  width: 16px !important;
  height: 16px !important;
  color: #ffffff !important;
  stroke: #ffffff !important;
  fill: none !important;
  display: inline-block !important;
  vertical-align: middle !important;
  flex-shrink: 0 !important;
}

.cityhub-switcher-label {
  color: #ffffff !important;
  font-weight: 600 !important;
}

.cityhub-switcher-panel {
  position: absolute;
  right: 0;
  bottom: 52px;
  width: min(420px, calc(100vw - 24px));
  max-height: 70vh;
  overflow: auto;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 16px 48px rgba(15, 23, 42, 0.18);
  padding: 12px;
  z-index: 100000;
}
.cityhub-switcher-toolbar { display: flex; gap: 8px; margin-bottom: 8px; }
.cityhub-switcher-toolbar input {
  flex: 1;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 8px 10px;
  font-size: 13px;
  background: #fff;
  color: #111827;
}
.cityhub-switcher-toolbar input:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 2px rgba(37, 99, 235, 0.2);
}
.cityhub-switcher-all { font-size: 13px; color: #2563eb; white-space: nowrap; align-self: center; text-decoration: none; }
.cityhub-switcher-all:hover { text-decoration: underline; }
.cityhub-switcher-letters { display: flex; flex-wrap: wrap; gap: 4px; margin-bottom: 8px; }
.cityhub-switcher-letters a {
  display: inline-block;
  min-width: 22px;
  text-align: center;
  font-size: 12px;
  color: #6b7280;
  text-decoration: none;
  padding: 2px 4px;
  border-radius: 4px;
}
.cityhub-switcher-letters a:hover { background: #eff6ff; color: #2563eb; }
.cityhub-letter-title { font-size: 12px; color: #9ca3af; margin: 8px 0 4px; font-weight: 700; }
.cityhub-switcher-grid { display: flex; flex-wrap: wrap; gap: 6px; }
.cityhub-city-item {
  display: inline-block;
  padding: 6px 10px;
  border-radius: 6px;
  background: #f3f4f6;
  color: #111827;
  text-decoration: none;
  font-size: 13px;
  transition: all 0.15s ease;
}
.cityhub-city-item:hover, .cityhub-city-item.is-active { background: #2563eb; color: #ffffff !important; }
.cityhub-city-item.is-hidden { display: none; }

/* --- 页脚城市分站链接 --- */
.cityhub-footer-links {
  max-width: 1100px;
  margin: 12px auto;
  padding: 8px 16px;
  font-size: 13px;
  color: #6b7280;
  line-height: 1.6;
  text-align: center;
}
.cityhub-footer-links a { color: #2563eb; margin: 0 6px; text-decoration: none; }
.cityhub-footer-links a:hover { text-decoration: underline; }
.cityhub-footer-label { margin-right: 6px; color: #4b5563; font-weight: 500; }

/* --- 城市目录页 --- */
.cityhub-dir-page { margin: 0; background: #f5f6f8; color: #111827; font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif; }
.cityhub-dir { max-width: 960px; margin: 0 auto; padding: 32px 16px 64px; }
.cityhub-dir-head { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 28px; margin-bottom: 20px; }
.cityhub-dir-head h1 { margin: 0; font-size: 28px; }
.cityhub-dir-desc { color: #6b7280; }
.cityhub-back { color: #2563eb; text-decoration: none; }
.cityhub-back:hover { text-decoration: underline; }
.cityhub-dir-group { background: #fff; border: 1px solid #e5e7eb; border-radius: 12px; padding: 18px; margin-bottom: 14px; }
.cityhub-dir-group h2 { margin: 0 0 12px; font-size: 16px; }
.cityhub-dir-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 10px; }
.cityhub-dir-card {
  display: block;
  padding: 12px;
  border-radius: 8px;
  background: #f9fafb;
  text-decoration: none;
  color: #111827;
  border: 1px solid transparent;
  transition: all 0.15s ease;
}
.cityhub-dir-card:hover { border-color: #2563eb; background: #eff6ff; }
.cityhub-dir-card strong { display: block; font-size: 14px; }
.cityhub-dir-card span { font-size: 12px; color: #9ca3af; }
.cityhub-empty { padding: 40px; text-align: center; color: #6b7280; background: #fff; border-radius: 12px; }

/* --- IP 定位横幅 --- */
.cityhub-ip-banner {
  position: fixed;
  left: 50%;
  bottom: 88px;
  transform: translateX(-50%);
  z-index: 99998;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px 16px;
  max-width: min(560px, calc(100vw - 24px));
  padding: 12px 16px;
  background: #111827;
  color: #f9fafb;
  border-radius: 12px;
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.28);
  font-size: 13px;
  line-height: 1.5;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}
.cityhub-ip-banner strong { color: #fff; }
.cityhub-ip-actions { display: inline-flex; gap: 8px; align-items: center; }
.cityhub-ip-go {
  display: inline-block;
  padding: 6px 12px;
  border-radius: 6px;
  background: #2563eb;
  color: #fff !important;
  text-decoration: none !important;
  font-weight: 600;
}
.cityhub-ip-stay {
  border: 0;
  background: transparent;
  color: #9ca3af;
  cursor: pointer;
  font-size: 13px;
  padding: 6px 8px;
}
.cityhub-ip-stay:hover { color: #e5e7eb; }
@media (max-width: 640px) {
  .cityhub-ip-banner { bottom: 76px; left: 12px; right: 12px; transform: none; max-width: none; }
}

/* --- 本地线索表单样式 --- */
.cityhub-lead-card {
  max-width: 600px;
  width: 100%;
  margin: 20px auto;
  padding: 24px;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 12px;
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.02);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #1f2937;
  box-sizing: border-box;
}
.cityhub-lead-title {
  font-size: 18px;
  font-weight: 700;
  color: #111827;
  margin-bottom: 4px;
}
.cityhub-lead-subtitle {
  font-size: 12px;
  color: #6b7280;
  margin-bottom: 20px;
  padding-bottom: 8px;
  border-bottom: 1px dashed #e5e7eb;
}
.cityhub-lead-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.cityhub-form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.cityhub-form-group label {
  font-size: 13px;
  font-weight: 600;
  color: #374151;
}
.cityhub-form-group label .required {
  color: #ef4444;
}
.cityhub-form-group input,
.cityhub-form-group textarea {
  width: 100%;
  border: 1px solid #d1d5db;
  border-radius: 8px;
  padding: 8px 12px;
  font-size: 14px;
  font-family: inherit;
  color: #111827;
  background-color: #fff;
  transition: all 0.2s ease;
  box-sizing: border-box;
}
.cityhub-form-group input:focus,
.cityhub-form-group textarea:focus {
  outline: none;
  border-color: #2563eb;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}
.cityhub-lead-submit-btn {
  display: inline-block;
  width: 100%;
  border: 0;
  background: #2563eb;
  color: #fff;
  border-radius: 8px;
  padding: 10px 16px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s ease, transform 0.1s ease;
  box-shadow: 0 4px 6px -1px rgba(37, 99, 235, 0.2), 0 2px 4px -1px rgba(37, 99, 235, 0.1);
}
.cityhub-lead-submit-btn:hover {
  background: #1d4ed8;
}
.cityhub-lead-submit-btn:active {
  transform: scale(0.98);
}
.cityhub-lead-msg {
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
  margin-top: 12px;
  text-align: center;
}
.cityhub-lead-msg.success {
  background-color: #f0fdf4;
  color: #166534;
  border: 1px solid #bbf7d0;
}
.cityhub-lead-msg.error {
  background-color: #fef2f2;
  color: #b91c1c;
  border: 1px solid #fecaca;
}

@media (max-width: 640px) {
  .cityhub-lead-card {
    padding: 16px;
    margin: 15px auto;
    border-radius: 8px;
  }
}