/* ============================================
   style.css - 通用全局样式（爱花客）
   包含：CSS变量、重置、顶栏、导航、页脚、Toast
   ============================================ */

/* CSS 变量 */
:root {
  --primary: #e4393c;
  --primary-dark: #c62828;
  --txt: #333;
  --tl: #999;
  --bd: #e0e0e0;
  --bg: #f5f6f8;
  --sh: 0 2px 12px rgba(0,0,0,0.08);
  --r: 12px;
}

/* 全局重置 */
* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--txt);
  line-height: 1.6;
  min-height: 100vh;
}

/* ========== Top Bar ========== */
.topbar {
  background: #fff;
  border-bottom: 1px solid var(--bd);
  position: sticky;
  top: 0;
  z-index: 100;
}

.tbi {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 8px 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 20px;
  font-weight: 700;
  color: var(--primary);
  text-decoration: none;
  white-space: nowrap;
}

.logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.sw {
  flex: 1;
  max-width: 480px;
  display: flex;
  border: 2px solid var(--primary);
  border-radius: 20px;
  overflow: hidden;
}

.sw input {
  flex: 1;
  border: none;
  padding: 8px 14px;
  font-size: 14px;
  outline: none;
}

.sbtn {
  background: var(--primary);
  color: #fff;
  border: none;
  padding: 8px 20px;
  font-size: 14px;
  cursor: pointer;
}

.hot-tags {
  display: flex;
  gap: 10px;
  font-size: 13px;
}

.hot-tags a {
  color: var(--tl);
  text-decoration: none;
}

.hot-tags a:hover {
  color: var(--primary);
}

/* ========== Nav ========== */
.navbar {
  background: #fff;
  border-bottom: 1px solid var(--bd);
}

.nvi {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 0;
  overflow-x: auto;
  padding: 0 16px;
}

.nvi a {
  display: inline-block;
  padding: 12px 16px;
  font-size: 14px;
  color: var(--txt);
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
}

.nvi a:hover,
.nvi a.active {
  color: var(--primary);
  border-bottom-color: var(--primary);
}

/* ========== Footer ========== */
.desktop-footer {
  background: #333;
  color: #ccc;
  padding: 30px 16px 20px;
  margin-top: 20px;
}

.footer-nav {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer-nav-cols {
  display: flex;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-nav-cols dl {
  min-width: 120px;
}

.footer-nav-cols dt {
  font-weight: 600;
  margin-bottom: 10px;
  color: #fff;
  font-size: 14px;
}

.footer-nav-cols dd {
  margin-bottom: 6px;
  font-size: 12px;
}

.footer-nav-cols dd a {
  color: #999;
  text-decoration: none;
}

.footer-nav-cols dd a:hover {
  color: #fff;
}

.footer-contact {
  text-align: right;
}

.footer-phone-title {
  font-size: 12px;
  color: #999;
}

.footer-phone {
  font-size: 24px;
  font-weight: 700;
  color: var(--primary);
  margin: 4px 0;
}

.footer-worktime {
  font-size: 12px;
  color: #999;
}

.footer-bottom {
  max-width: 1200px;
  margin: 20px auto 0;
  padding-top: 16px;
  border-top: 1px solid #444;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  font-size: 12px;
}

.footer-bottom-links a {
  color: #999;
  text-decoration: none;
  margin-right: 12px;
}

.footer-bottom-links a:hover {
  color: #fff;
}

.footer-copyright {
  color: #666;
  text-align: right;
}

.footer-copyright a {
  color: #999;
}

/* ========== Service Features ========== */
.service-features {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 20px;
  padding: 16px 0;
  border-bottom: 1px solid #444;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.sf-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #aaa;
}

.sf-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 16px;
  color: #fff;
}

.sf-icon-zheng { background: #e4393c; }
.sf-icon-sheng  { background: #ff9800; }
.sf-icon-mian   { background: #4caf50; }
.sf-icon-kuai   { background: #2196f3; }

/* ========== GEO Links ========== */
.geo-section {
  max-width: 1200px;
  margin: 0 auto 12px;
}

.geo-title {
  font-size: 13px;
  color: #aaa;
  margin-bottom: 8px;
}

.geo-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.geo-links a {
  color: #999;
  text-decoration: none;
  font-size: 12px;
}

.geo-links a:hover {
  color: #fff;
}

/* ========== Toast ========== */
.toast {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: rgba(0,0,0,0.75);
  color: #fff;
  padding: 10px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 999;
  opacity: 0;
  transition: opacity 0.3s;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
}

/* ========== Back Button ========== */
.back-btn {
  background: none;
  border: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--txt);
  padding: 4px 8px;
  flex-shrink: 0;
}

.back-btn:hover {
  color: var(--primary);
}

/* ========== Responsive（通用部分） ========== */
@media (max-width: 768px) {
  .hot-tags { display: none; }
  .footer-nav { flex-direction: column; gap: 16px; }
  .footer-contact { text-align: left; }
}

/* Customer Service */
.cs-float{position:fixed;bottom:90px;right:20px;width:50px;height:50px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:22px;cursor:pointer;z-index:180;box-shadow:0 4px 16px rgba(227,57,60,.35);transition:transform .2s;border:none}.cs-float:hover{transform:scale(1.08)}.cs-badge{position:absolute;top:-2px;right:-2px;background:#ff5722;color:#fff;font-size:9px;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;display:none;border:2px solid #fff}.cs-popup{display:none;position:fixed;bottom:150px;right:20px;width:340px;height:440px;background:#fff;border-radius:12px;box-shadow:0 8px 32px rgba(0,0,0,.15);z-index:185;flex-direction:column;overflow:hidden}.cs-popup.show{display:flex}.cs-popup-hd{background:var(--primary);color:#fff;padding:12px 16px;display:flex;align-items:center;justify-content:space-between;font-size:14px;font-weight:600}.cs-popup-hd button{background:none;border:none;color:#fff;font-size:18px;cursor:pointer;padding:0;line-height:1}.cs-popup-msgs{flex:1;overflow-y:auto;padding:12px 14px;background:#f5f6f8;display:flex;flex-direction:column;gap:10px}.cs-popup-msgs .csm{max-width:78%;padding:8px 12px;border-radius:8px;font-size:13px;line-height:1.5;word-break:break-word}.csm.user{background:#fff;align-self:flex-end;border:1px solid #eee}.csm.admin{background:var(--primary);color:#fff;align-self:flex-start}.csm .cstime{font-size:10px;margin-top:2px;opacity:.6}.cs-popup-input{padding:10px 14px;border-top:1px solid #eee;display:flex;gap:8px;background:#fff}.cs-popup-input input{flex:1;border:1px solid #ddd;border-radius:20px;padding:8px 14px;font-size:13px;outline:none}.cs-popup-input input:focus{border-color:var(--primary)}.cs-popup-input button{background:var(--primary);color:#fff;border:none;border-radius:20px;padding:8px 16px;font-size:13px;cursor:pointer;white-space:nowrap;font-weight:500}.cs-popup-input .btn-img{background:#fff;color:#666;border:1px solid #ddd;border-radius:50%;padding:0;width:34px;height:34px;font-size:16px;cursor:pointer;flex-shrink:0;display:flex;align-items:center;justify-content:center}.cs-popup-empty{flex:1;display:flex;align-items:center;justify-content:center;color:#ccc;font-size:13px;text-align:center;padding:20px}