/* ============================================
   天威宽带 m.96355.com 通用移动端样式
   ============================================ */

/* --- CSS 变量 --- */
:root {
  --color-primary: #1677ff;
  --color-primary-dark: #0958d9;
  --color-primary-light: #e6f4ff;
  --color-success: #52c41a;
  --color-warning: #faad14;
  --color-danger: #ff4d4f;
  --color-text: #1d2129;
  --color-text-secondary: #86909c;
  --color-text-muted: #c9cdd4;
  --color-bg: #f5f7fa;
  --color-bg-white: #ffffff;
  --color-border: #e5e6eb;
  --color-price: #ff4d4f;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 4px rgba(0,0,0,.08);
  --shadow-md: 0 4px 12px rgba(0,0,0,.1);
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --header-height: 48px;
  --bottom-nav-height: 52px;
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

/* --- Reset --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}
body {
  font-family: var(--font-family);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  padding-bottom: calc(var(--bottom-nav-height) + var(--safe-bottom) + 16px);
  -webkit-font-smoothing: antialiased;
}

/* 大屏设备居中显示（PC/平板访问手机版时） */
@media (min-width: 640px) {
  html {
    background: #e5e7eb;
  }
  body {
    max-width: 640px;
    margin: 0 auto;
    background: var(--color-bg);
    min-height: 100vh;
    box-shadow: 0 0 30px rgba(0,0,0,0.15);
  }
}
a {
  color: var(--color-primary);
  text-decoration: none;
}
a:hover {
  color: var(--color-primary-dark);
}
ul, ol { list-style: none; }
img { max-width: 100%; height: auto; display: block; }
button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  outline: none;
  border: none;
  -webkit-appearance: none;
  appearance: none;
}

/* --- 顶部栏 --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-primary);
  display: flex;
  align-items: center;
  height: var(--header-height);
  padding: 0 12px;
  color: #fff;
}
.site-header .logo {
  font-size: 18px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.site-header .logo:active { opacity: .8; }
.header-back {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-right: 4px;
  font-size: 20px;
  color: #fff;
  flex-shrink: 0;
}
.header-back:active { opacity: .7; }

/* --- 汉堡菜单 --- */
.menu-toggle {
  width: 36px;
  height: 36px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  margin-left: auto;
  cursor: pointer;
  flex-shrink: 0;
  background: rgba(255,255,255,0.15);
  border-radius: 8px;
  transition: background 0.2s;
}
.menu-toggle:active {
  background: rgba(255,255,255,0.25);
}
.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.menu-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.active span:nth-child(2) { opacity: 0; }
.menu-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- 侧边导航 --- */
.side-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.5);
  z-index: 200;
  backdrop-filter: blur(4px);
}
.side-nav-overlay.open { display: block; }
.side-nav {
  position: fixed;
  top: 0;
  right: -75%;
  width: 75%;
  max-width: 300px;
  height: 100%;
  background: var(--color-bg-white);
  z-index: 201;
  transition: right 0.3s cubic-bezier(0.2, 0.9, 0.4, 1.1);
  overflow-y: auto;
  box-shadow: -4px 0 20px rgba(0,0,0,.1);
}
.side-nav.open { right: 0; }
.side-nav .nav-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  padding: 24px 20px;
  color: #fff;
}
.side-nav .nav-header h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
}
.side-nav .nav-header p {
  font-size: 12px;
  opacity: 0.85;
}
.side-nav ul {
  padding: 12px 0 20px;
}
.side-nav li a {
  display: flex;
  align-items: center;
  padding: 14px 20px;
  color: var(--color-text);
  font-size: 15px;
  font-weight: 500;
  transition: background 0.2s;
}
.side-nav li a::before {
  content: attr(data-icon);
  width: 28px;
  margin-right: 12px;
  font-size: 18px;
  text-align: center;
  flex-shrink: 0;
}
.side-nav li a:active,
.side-nav li a.active {
  background: var(--color-primary-light);
  color: var(--color-primary);
}

/* --- 页面主体 --- */
.page-content {
  padding: 12px;
}

/* --- 页面标题区域 --- */
.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 20px 16px;
  text-align: center;
}
.page-hero h1 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}
.page-hero p {
  font-size: 13px;
  opacity: .85;
}

/* --- 横幅/公告条 --- */
.banner-bar {
  background: linear-gradient(135deg, #ff6b35 0%, #ff4d4f 100%);
  color: #fff;
  padding: 10px 16px;
  font-size: 13px;
  text-align: center;
}
.banner-bar strong {
  margin-right: 8px;
}

/* --- 公告轮播 --- */
.announcement {
  background: var(--color-bg-white);
  margin-bottom: 12px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.announcement h3 {
  font-size: 14px;
  font-weight: 600;
  padding: 10px 12px 0;
  color: var(--color-text);
}
.announcement ul {
  padding: 0 12px 10px;
}
.announcement li {
  padding: 8px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--color-border);
  display: -webkit-box;
  -webkit-line-clamp: 1;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.announcement li:last-child { border-bottom: none; }
.announcement li a { color: var(--color-text); }
.announcement .news-date {
  color: var(--color-text-muted);
  font-size: 12px;
  margin-right: 8px;
}

/* --- 快捷导航网格 --- */
.quick-nav {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  padding: 12px 0;
}
.quick-nav a {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: var(--color-text);
  text-align: center;
}
.quick-nav .icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}
.quick-nav .icon-blue { background: var(--color-primary-light); color: var(--color-primary); }
.quick-nav .icon-green { background: #f6ffed; color: var(--color-success); }
.quick-nav .icon-orange { background: #fff7e6; color: var(--color-warning); }
.quick-nav .icon-red { background: #fff2f0; color: var(--color-danger); }

/* --- 卡片/套餐组件 --- */
.card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
.card-header {
  padding: 12px 16px;
  font-size: 15px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.card-body { padding: 12px 16px; }

/* 套餐卡片 */
.pkg-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  padding: 16px;
  position: relative;
  overflow: hidden;
}
.pkg-card.featured {
  border: 2px solid var(--color-primary);
}
.pkg-card.featured::before {
  content: "推荐";
  position: absolute;
  top: 0;
  right: -24px;
  background: var(--color-danger);
  color: #fff;
  font-size: 11px;
  padding: 2px 28px;
  transform: rotate(45deg);
}
.pkg-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: 4px;
}
.pkg-card .pkg-sub {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-bottom: 10px;
}
.pkg-card .pkg-price {
  font-size: 26px;
  font-weight: 800;
  color: var(--color-price);
  line-height: 1.2;
}
.pkg-card .pkg-price small {
  font-size: 13px;
  font-weight: 400;
  color: var(--color-text-secondary);
}
.pkg-card .pkg-install {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 4px;
  margin-bottom: 12px;
}
.pkg-card ul {
  margin-bottom: 12px;
}
.pkg-card li {
  position: relative;
  padding: 5px 0 5px 18px;
  font-size: 13px;
  color: var(--color-text-secondary);
}
.pkg-card li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: 700;
}

/* --- 按钮 --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: opacity .2s;
  text-align: center;
  width: 100%;
}
.btn:active { opacity: .75; }
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-danger {
  background: var(--color-danger);
  color: #fff;
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}
.btn-sm {
  padding: 6px 14px;
  font-size: 13px;
}
.btn-block { display: block; width: 100%; }
.btn-group {
  display: flex;
  gap: 8px;
}
.btn-group .btn { flex: 1; }

/* --- 表单 --- */
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 6px;
}
.form-group label .required {
  color: var(--color-danger);
  margin-left: 2px;
}
.form-control {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  color: var(--color-text);
  background: var(--color-bg-white);
  transition: border-color .2s;
}
.form-control:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px rgba(22,119,255,.15);
}
.form-control::placeholder {
  color: var(--color-text-muted);
}
select.form-control {
  background: var(--color-bg-white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%2386909c' stroke-width='1.5' fill='none'/%3E%3C/svg%3E") no-repeat right 12px center;
  padding-right: 30px;
}
textarea.form-control {
  height: auto;
  min-height: 80px;
  padding: 10px 12px;
  resize: vertical;
}
.form-hint {
  font-size: 12px;
  color: var(--color-text-secondary);
  margin-top: 4px;
}
.form-amount {
  text-align: right;
  font-size: 14px;
  padding: 12px 0;
  border-top: 1px solid var(--color-border);
  margin-top: 8px;
}
.form-amount strong {
  font-size: 22px;
  color: var(--color-price);
}

/* --- 表格（资费表） --- */
.table-wrapper {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}
table.data-table thead {
  background: var(--color-primary);
  color: #fff;
}
table.data-table th,
table.data-table td {
  padding: 10px 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}
table.data-table th { font-weight: 600; white-space: nowrap; }
table.data-table tbody tr:last-child td { border-bottom: none; }
table.data-table tbody tr:active { background: var(--color-primary-light); }

/* --- 通知/须知 --- */
.notice-box {
  background: #fffbe6;
  border: 1px solid #ffe58f;
  border-radius: var(--radius-md);
  padding: 12px 14px;
  margin-bottom: 12px;
  font-size: 13px;
  color: #ad6800;
}
.notice-box h3 {
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: #d48806;
}
.notice-box li {
  padding: 3px 0;
  padding-left: 16px;
  position: relative;
}
.notice-box li::before {
  content: "•";
  position: absolute;
  left: 0;
}

/* --- 联系信息 --- */
.contact-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 16px;
  margin-bottom: 12px;
  text-align: center;
}
.contact-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 12px;
}
.contact-card .phone {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 12px;
}
.contact-card .btn-group {
  justify-content: center;
}

/* --- 区域导航 --- */
.area-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 12px 0;
}
.area-nav a {
  padding: 6px 14px;
  font-size: 13px;
  border-radius: 20px;
  background: var(--color-bg-white);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
  transition: all .2s;
}
.area-nav a:active,
.area-nav a.active {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* --- 筛选标签 --- */
.filter-tabs {
  display: flex;
  gap: 0;
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
}
.filter-tabs a {
  flex: 1;
  text-align: center;
  padding: 10px 8px;
  font-size: 13px;
  color: var(--color-text-secondary);
  border-right: 1px solid var(--color-border);
  transition: all .2s;
}
.filter-tabs a:last-child { border-right: none; }
.filter-tabs a:active,
.filter-tabs a.active {
  background: var(--color-primary);
  color: #fff;
}

/* --- 文章列表 --- */
.article-list .article-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-border);
}
.article-list .article-item:last-child { border-bottom: none; }
.article-list .article-item a {
  flex: 1;
  font-size: 14px;
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.article-list .article-item .date {
  font-size: 12px;
  color: var(--color-text-muted);
  flex-shrink: 0;
  margin-left: 12px;
}

/* --- 文章内容 --- */
.article-content {
  padding: 16px;
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  line-height: 1.8;
  font-size: 14px;
}
.article-content p {
  margin-bottom: 12px;
}
.article-content h2 {
  font-size: 18px;
  font-weight: 700;
  margin: 20px 0 10px;
}
.article-content h3 {
  font-size: 16px;
  font-weight: 600;
  margin: 16px 0 8px;
}

/* --- 营业厅地址 --- */
.address-list {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  overflow: hidden;
}
.address-list .address-item {
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 13px;
}
.address-list .address-item:last-child { border-bottom: none; }
.address-list .address-name {
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 4px;
}
.address-list .address-detail {
  color: var(--color-text-secondary);
  line-height: 1.5;
}

/* --- 回到顶部 --- */
.back-to-top {
  position: fixed;
  right: 12px;
  bottom: calc(var(--bottom-nav-height) + var(--safe-bottom) + 20px);
  width: 40px;
  height: 40px;
  background: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: 50%;
  display: none;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  color: var(--color-text-secondary);
  box-shadow: var(--shadow-md);
  cursor: pointer;
  z-index: 50;
}
.back-to-top.show { display: flex; }
.back-to-top:active { background: var(--color-bg); }

/* --- 底部固定导航栏 --- */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--bottom-nav-height);
  background: var(--color-bg-white);
  display: flex;
  align-items: center;
  border-top: 1px solid var(--color-border);
  z-index: 100;
  padding-bottom: var(--safe-bottom);
}
.bottom-nav a {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 11px;
  color: var(--color-text-secondary);
  gap: 2px;
  line-height: 1.2;
}
.bottom-nav a .nav-icon {
  font-size: 20px;
  line-height: 1;
}
.bottom-nav a.active,
.bottom-nav a:active {
  color: var(--color-primary);
}

/* --- 页脚 --- */
.site-footer {
  padding: 20px 16px 8px;
  text-align: center;
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 8px;
}
.site-footer .footer-links {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 12px;
}
.site-footer .footer-links a {
  color: var(--color-text-secondary);
  font-size: 13px;
}
.site-footer .copyright {
  margin-top: 8px;
  line-height: 1.8;
}
.site-footer .copyright a {
  color: var(--color-text-secondary);
}

/* --- 客服浮动按钮 --- */
.float-cta {
  position: fixed;
  bottom: calc(var(--bottom-nav-height) + var(--safe-bottom) + 16px);
  right: 12px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.float-cta .cta-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  color: #fff;
  box-shadow: var(--shadow-md);
  text-decoration: none;
}
.float-cta .cta-phone { background: var(--color-success); }
.float-cta .cta-service { background: var(--color-primary); }
.float-cta .cta-wechat { background: var(--color-success); }
.float-cta .cta-btn:active { opacity: .8; }

/* --- 搜索框 --- */
.search-box {
  display: flex;
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  padding: 4px;
  margin-bottom: 12px;
}
.search-box input {
  flex: 1;
  height: 36px;
  padding: 0 12px;
  font-size: 14px;
  background: transparent;
  color: var(--color-text);
}
.search-box input::placeholder { color: var(--color-text-muted); }
.search-box button {
  padding: 0 16px;
  background: var(--color-primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
}
.search-box button:active { opacity: .8; }

/* --- 分页 --- */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  padding: 16px 0;
  font-size: 13px;
}
.pagination a, .pagination span {
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: var(--color-bg-white);
  color: var(--color-text-secondary);
  border: 1px solid var(--color-border);
}
.pagination a:active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.pagination span.current {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

/* --- 徽标/标签 --- */
.tag {
  display: inline-block;
  padding: 2px 8px;
  font-size: 11px;
  border-radius: 4px;
  font-weight: 500;
}
.tag-hot { background: #fff2f0; color: var(--color-danger); }
.tag-new { background: #e6f4ff; color: var(--color-primary); }
.tag-sale { background: #fff7e6; color: var(--color-warning); }

/* --- 间距工具 --- */
.mb-0 { margin-bottom: 0; }
.mb-8 { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }
.mt-8 { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mt-16 { margin-top: 16px; }
.text-center { text-align: center; }
.text-muted { color: var(--color-text-secondary); }
.text-sm { font-size: 12px; }

/* ============================================
   首页专属样式 - 营销优化版
   ============================================ */

/* ========================================
   分步表单样式（移动端优化）
   ======================================== */

/* 步骤指示器 */
.step-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  margin-bottom: 20px;
  padding: 12px 0;
}

.step-dot {
  display: flex;
  align-items: center;
}

.step-number {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background-color: #e5e7eb;
  color: #9ca3af;
  font-weight: 700;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.3s ease;
  flex-shrink: 0;
}

.step-dot.active .step-number,
.step-dot.completed .step-number {
  background: linear-gradient(135deg, #1677ff 0%, #0958d9 100%);
  color: #fff;
  box-shadow: 0 2px 6px rgba(22,119,255,0.3);
}

.step-line {
  width: 48px;
  height: 2px;
  background-color: #e5e7eb;
  transition: background-color 0.3s ease;
  flex-shrink: 0;
}
.step-line.active { background: #1677ff; }

/* 步骤容器 */
.form-step {
  animation: stepFadeIn 0.3s ease;
}
@keyframes stepFadeIn {
  from { opacity: 0; transform: translateX(12px); }
  to { opacity: 1; transform: translateX(0); }
}

/* 步骤标题条 */
.step-title-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-primary);
}

.step-num-badge {
  background: var(--color-primary);
  color: #fff;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
}

.step-title-text {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
}

/* 第三步提示框 */
.step3-tip-box {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  background: linear-gradient(135deg, #e6f4ff 0%, #bae0ff 100%);
  border: 1px solid #91caff;
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  margin-bottom: 18px;
  font-size: 13px;
  color: #1677ff;
  line-height: 1.55;
}
.step3-tip-box svg { flex-shrink: 0; margin-top: 1px; }

/* 社会证明提示 */
.step-proof {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 10px 12px;
  background: #f0fdf4;
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: #166534;
  margin-top: 14px;
  margin-bottom: 4px;
}
.step-proof strong {
  color: #15803d;
  font-weight: 700;
}

/* 步骤按钮组 */
.form-actions-split {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  gap: 10px;
}
.form-actions-split .btn-prev {
  padding: 11px 18px;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
}
.form-actions-split .btn-next,
.form-actions-split .btn-submit {
  flex: 1;
  max-width: 180px;
  padding: 13px 24px;
  font-size: 15px;
}

/* 抖动动画 */
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-5px); }
  50% { transform: translateX(5px); }
  75% { transform: translateX(-3px); }
}
.card-body.shake {
  animation: shake 0.45s ease;
}

/* 提交按钮加载动画 */
.spin {
  display: inline-block;
  animation: spin 0.8s linear infinite;
}
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --- Logo --- */
.site-header .logo-img {
  height: 28px;
  width: auto;
  display: block;
}

/* --- 顶部电话入口 --- */
.header-phone {
  display: flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
  margin-right: 12px;
  color: #fff;
  font-size: 13px;
  font-weight: 600;
}
.header-phone .phone-icon {
  font-size: 14px;
}
.header-phone .phone-number {
  display: none;
}
@media (min-width: 360px) {
  .header-phone .phone-number { display: inline; }
}

/* --- 主视觉 Banner --- */
.hero-banner {
  background: linear-gradient(135deg, #1677ff 0%, #0958d9 50%, #722ed1 100%);
  color: #fff;
  padding: 24px 16px;
  position: relative;
  overflow: hidden;
}
.hero-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(255,255,255,0.1) 0%, transparent 70%);
  border-radius: 50%;
}
.hero-content {
  position: relative;
  z-index: 1;
}
.hero-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  margin-bottom: 12px;
  backdrop-filter: blur(4px);
}
.hero-title {
  font-size: 28px;
  font-weight: 800;
  margin-bottom: 8px;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}
.hero-subtitle {
  font-size: 16px;
  opacity: 0.95;
  margin-bottom: 16px;
}
.hero-features {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}
.feature-tag {
  background: rgba(255,255,255,0.15);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 13px;
  backdrop-filter: blur(4px);
}
.hero-cta {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
}
.hero-cta .btn {
  flex: 1;
  padding: 14px 20px;
  font-size: 15px;
}
.hero-cta .btn-primary {
  background: #fff;
  color: var(--color-primary);
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}
.hero-cta .btn-outline {
  border-color: rgba(255,255,255,0.5);
  color: #fff;
  background: rgba(255,255,255,0.1);
}
.hero-stats {
  display: flex;
  justify-content: space-around;
  padding-top: 16px;
  border-top: 1px solid rgba(255,255,255,0.2);
  position: relative;
  z-index: 1;
}
.stat-item {
  text-align: center;
}
.stat-num {
  display: block;
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 2px;
}
.stat-label {
  font-size: 12px;
  opacity: 0.85;
}

/* --- 快捷服务入口 --- */
.quick-services {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 12px;
  background: var(--color-bg-white);
  margin-bottom: 12px;
}
.service-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 4px;
  border-radius: var(--radius-md);
  transition: background 0.2s;
}
.service-item:active {
  background: var(--color-bg);
}
.service-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 2px;
}
.service-icon.icon-orange { background: linear-gradient(135deg, #ff9500 0%, #ff6b35 100%); }
.service-icon.icon-blue { background: linear-gradient(135deg, #1677ff 0%, #0958d9 100%); }
.service-icon.icon-purple { background: linear-gradient(135deg, #722ed1 0%, #531dab 100%); }
.service-icon.icon-green { background: linear-gradient(135deg, #52c41a 0%, #389e0d 100%); }
.service-icon.icon-red { background: linear-gradient(135deg, #f5222d 0%, #cf1322 100%); }
.service-item span {
  font-size: 13px;
  color: var(--color-text);
  font-weight: 500;
}

/* --- 区块标题 --- */
.section-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}
.section-header.center {
  justify-content: center;
}
.section-header h2 {
  font-size: 17px;
  font-weight: 700;
  color: var(--color-text);
}
.section-tag {
  background: linear-gradient(135deg, #ff4d4f 0%, #ff7875 100%);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
}
.more-link {
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* --- 套餐网格 --- */
.section-packages {
  margin-bottom: 12px;
}
.package-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.package-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  text-align: center;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform 0.2s, box-shadow 0.2s;
}
.package-card:active {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.card-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
}
.card-badge.hot {
  background: linear-gradient(135deg, #ff4d4f 0%, #ff7875 100%);
}
.card-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 auto 10px;
}
.package-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--color-text);
}
.card-price {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-price);
  margin-bottom: 2px;
}
.card-price small {
  font-size: 12px;
  font-weight: 400;
  color: var(--color-text-secondary);
}
.card-desc {
  font-size: 12px;
  color: var(--color-text-secondary);
}
.card-blue .card-icon { background: var(--color-primary-light); }
.card-cyan .card-icon { background: #e6fffb; }
.card-orange .card-icon { background: #fff7e6; }
.card-purple .card-icon { background: #f9f0ff; }

/* --- 区域标签 --- */
.section-areas {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}
.area-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
  overflow-x: auto;
  padding-bottom: 4px;
  -webkit-overflow-scrolling: touch;
}
.area-tab {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 16px;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  min-width: 60px;
  transition: all 0.2s;
}
.area-tab:active {
  background: var(--color-primary);
}
.area-tab:active .area-icon,
.area-tab:active .area-name {
  color: #fff;
}
.area-icon {
  font-size: 20px;
}
.area-name {
  font-size: 12px;
  color: var(--color-text);
  font-weight: 500;
}

/* --- 特色套餐展示 --- */
.featured-package {
  background: linear-gradient(135deg, #fff7e6 0%, #fff 100%);
  border: 2px solid var(--color-warning);
  border-radius: var(--radius-md);
  padding: 16px;
  position: relative;
}
.fp-badge {
  display: inline-block;
  background: var(--color-danger);
  color: #fff;
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 4px;
  margin-bottom: 10px;
}
.featured-package h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}
.fp-desc {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 12px;
}
.fp-price {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 12px;
}
.price-main {
  font-size: 36px;
  font-weight: 800;
  color: var(--color-price);
  line-height: 1;
}
.price-unit {
  font-size: 14px;
  color: var(--color-text-secondary);
}
.price-original {
  font-size: 13px;
  color: var(--color-text-muted);
  text-decoration: line-through;
  margin-left: auto;
}
.fp-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.fp-features li {
  font-size: 13px;
  color: var(--color-text-secondary);
}

/* --- 服务优势 --- */
.section-advantages {
  margin-bottom: 12px;
}
.advantage-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.advantage-item {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  padding: 16px 8px;
  text-align: center;
  box-shadow: var(--shadow-sm);
}
.adv-icon {
  width: 44px;
  height: 44px;
  background: var(--color-primary-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin: 0 auto 10px;
}
.advantage-item h4 {
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 4px;
}
.advantage-item p {
  font-size: 11px;
  color: var(--color-text-secondary);
}

/* --- 新闻列表 --- */
.section-news {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  padding: 16px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}
.news-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.news-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  border-bottom: 1px solid var(--color-border);
}
.news-item:last-child {
  border-bottom: none;
}
.news-tag {
  font-size: 10px;
  padding: 2px 6px;
  border-radius: 4px;
  background: var(--color-bg);
  color: var(--color-text-secondary);
  flex-shrink: 0;
}
.news-tag.hot {
  background: #fff2f0;
  color: var(--color-danger);
}
.news-title {
  flex: 1;
  font-size: 14px;
  color: var(--color-text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.news-date {
  font-size: 12px;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* --- 快速预约 --- */
.section-booking {
  margin-bottom: 12px;
}
.booking-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, #722ed1 100%);
  border-radius: var(--radius-md);
  padding: 20px 16px;
  color: #fff;
}
.booking-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 4px;
}
.booking-subtitle {
  font-size: 13px;
  opacity: 0.9;
  margin-bottom: 16px;
}
.booking-form .form-row {
  margin-bottom: 10px;
}
.form-input, .form-select {
  width: 100%;
  height: 44px;
  padding: 0 14px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 14px;
  background: #fff;
  color: var(--color-text);
}
.form-input::placeholder {
  color: var(--color-text-muted);
}
.form-select {
  appearance: none;
  background: #fff url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5L6 7.5L9 4.5' stroke='%2386909c' stroke-width='1.5' fill='none'/%3E%3C/svg%3E") no-repeat right 12px center;
  padding-right: 30px;
}
.booking-form .btn {
  margin-top: 6px;
  background: #fff;
  color: var(--color-primary);
  font-weight: 700;
}
.booking-note {
  text-align: center;
  font-size: 12px;
  margin-top: 12px;
  opacity: 0.9;
}
.booking-note a {
  color: #fff;
  font-weight: 600;
  text-decoration: underline;
}

/* --- 微信客服 --- */
.section-wechat {
  margin-bottom: 12px;
}
.wechat-card {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: var(--shadow-sm);
}
.wechat-info {
  flex: 1;
}
.wechat-info h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 6px;
}
.wechat-info p {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}
.wechat-id {
  display: inline-block;
  background: #f6ffed;
  color: #389e0d;
  padding: 4px 10px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}
.wechat-qrcode {
  width: 80px;
  height: 80px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--color-border);
  flex-shrink: 0;
}
.wechat-qrcode img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* --- 悬浮按钮优化 --- */
.float-cta {
  bottom: calc(var(--bottom-nav-height) + var(--safe-bottom) + 70px);
}
.float-cta .cta-btn {
  width: 52px;
  height: 52px;
  flex-direction: column;
  gap: 2px;
}
.float-cta .cta-icon {
  font-size: 20px;
  line-height: 1;
}
.float-cta .cta-text {
  font-size: 10px;
  font-weight: 500;
}
.float-cta .cta-wechat {
  background: linear-gradient(135deg, #07c160 0%, #05a350 100%);
}

/* --- 按钮尺寸 --- */
.btn-lg {
  padding: 14px 24px;
  font-size: 15px;
}

/* --- 滚动动画 --- */
.reveal {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* --- 响应式微调 --- */
@media (min-width: 375px) {
  .quick-nav { gap: 16px; }
  .pkg-card .pkg-price { font-size: 28px; }
  .hero-title { font-size: 32px; }
  .package-grid { gap: 12px; }
}
@media (min-width: 414px) {
  .hero-title { font-size: 36px; }
  .advantage-list { grid-template-columns: repeat(4, 1fr); }
}

/* ========================================
   移动端信任感 / 数据背书区块
   ======================================== */

/* 实时预约滚动条 */
.live-ticker-wrapper {
  background: linear-gradient(90deg, #fffbeb 0%, #fef3c7 50%, #fffbeb 100%);
  border-top: 2px solid #f59e0b;
  border-bottom: 2px solid #f59e0b;
  overflow: hidden;
  position: relative;
}

.live-ticker-bar {
  display: flex;
  animation: tickerScroll 55s linear infinite;
  width: max-content;
  will-change: transform;
}
.live-ticker-bar:hover { animation-play-state: paused; }

.ticker-item {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 24px;
  white-space: nowrap;
  font-size: 12px;
  color: #92400e;
  border-right: 1px solid #fcd34d;
}
.ticker-item .ticker-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: #22c55e;
  animation: dotPulse 1.5s ease infinite;
  flex-shrink: 0;
}
.ticker-item .ticker-area { color: #d97706; font-weight: 600; }
.ticker-item .ticker-pkg { color: #059669; font-weight: 500; }
.ticker-item .ticker-time { color: #b45309; }

@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes dotPulse {
  0%, 100% { opacity: 1; } 50% { opacity: 0.4; }
}

/* 信任感区块容器 */
.social-proof-mobile {
  background: var(--color-bg-white);
  border-radius: var(--radius-md);
  padding: 16px 12px;
  margin-bottom: 12px;
  box-shadow: var(--shadow-sm);
}

/* 数据统计条（移动端） */
.proof-stats-mobile {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.stat-item-m {
  text-align: center;
  padding: 12px 6px;
  background: #f8fafc;
  border-radius: var(--radius-sm);
  border-bottom: 2px solid var(--color-primary);
}

.stat-num-m {
  display: block;
  font-size: 20px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1.2;
}

.stat-label-m {
  display: block;
  font-size: 11px;
  color: var(--color-text-secondary);
  margin-top: 2px;
}

/* 信任标签 */
.trust-badges-mobile {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  padding: 10px 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: 14px;
}

.trust-tag-m {
  font-size: 11px;
  color: var(--color-text-secondary);
  padding: 3px 8px;
  background: var(--color-bg);
  border-radius: 9999px;
  white-space: nowrap;
}

/* 评价标题 */
.proof-title-m {
  text-align: center;
  font-size: 15px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--color-text);
}

/* 评价卡片列表 */
.reviews-list-mobile {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.review-card-m {
  background: #fafafa;
  border-radius: var(--radius-sm);
  padding: 12px;
  border-left: 3px solid var(--color-primary);
}

.review-header-m {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.review-header-m strong {
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text);
}

.review-avatar-m {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  flex-shrink: 0;
}

.review-loc-m {
  font-size: 11px;
  color: var(--color-text-muted);
  background: var(--color-bg);
  padding: 1px 6px;
  border-radius: 9999px;
}

.review-stars-m {
  color: #f59e0b;
  font-size: 12px;
  letter-spacing: 1px;
  margin-left: auto;
}

.review-text-m {
  font-size: 13px;
  line-height: 1.65;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
}

.review-pkg-m {
  display: inline-block;
  font-size: 11px;
  color: var(--color-primary);
  background: #e6f4ff;
  padding: 2px 8px;
  border-radius: 9999px;
  font-weight: 500;
  margin-right: 8px;
}

.review-time-m {
  font-size: 11px;
  color: var(--color-text-muted);
}