/* ===== hbyv10sys1 公共样式 ===== */

/* 覆盖M1 header.css 的按钮颜色 */
.btn-normal {
  background: #2d77ff !important;
  color: #fff !important;
  border: 1px solid #2d77ff !important;
}

.btn-normal:hover {
  background: #1a5fe0 !important;
  border-color: #1a5fe0 !important;
  color: #fff !important;
}

/* 导航下拉菜单主题色覆盖 */
.nav-menu a:hover,
.nav-menu .nav-item:hover {
  color: #2d77ff !important;
}

.nav-about-label {
  color: #333;
}

.nav-about:hover .nav-about-label,
.nav-about.open .nav-about-label {
  color: #2d77ff;
}

.nav-products-label {
  color: #333;
}

.nav-products:hover .nav-products-label,
.nav-products.open .nav-products-label {
  color: #2d77ff;
}

.nav-arrow {
  color: #999;
  font-size: 11px;
  margin-left: 4px;
  transition: transform 0.25s ease, color 0.3s;
  display: inline-block;
  vertical-align: middle;
}

/* 修复FA5图标需要font-weight:900才能渲染 */
.nav-arrow.fa,
.nav-arrow.fas {
  font-weight: 900 !important;
}

.nav-about:hover .nav-arrow,
.nav-about.open .nav-arrow,
.nav-products:hover .nav-arrow,
.nav-products.open .nav-arrow {
  color: #2d77ff;
  transform: rotate(180deg);
}

.about-menu-item:hover {
  color: #2d77ff !important;
  background-color: #f0f5ff !important;
  border-left-color: #2d77ff !important;
}

:root {
  --primary: #2d77ff;
  --primary-light: #e8f0fe;
  --primary-dark: #0747c2;
  --secondary: #f0f7ff;
  --accent: #ff6b35;
  --accent-light: #fff4ef;
  --gradient-blue: linear-gradient(135deg, #1677ff 0%, #4f46e5 100%);
  --gradient-hero: linear-gradient(135deg, #0a1628 0%, #102a4c 40%, #1a1145 100%);
  --gradient-section: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --bg-white: #ffffff;
  --bg-light: #f8fafc;
  --bg-blue-soft: #f0f7ff;
  --border-color: #e2e8f0;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow-sm: 0 2px 8px rgba(22, 119, 255, 0.06);
  --shadow-md: 0 4px 16px rgba(22, 119, 255, 0.1);
  --shadow-lg: 0 8px 32px rgba(22, 119, 255, 0.12);
  --shadow-card: 0 4px 20px rgba(15, 23, 42, 0.06);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-family: 'MiSans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-family);
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

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

img {
  max-width: 100%;
  display: block;
}

.section-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ===== 页面加载动画 ===== */
/* 由 M1 的 common.css 提供 spinner 动画 */

/* ===== 页头样式 ===== */
/* 页头样式完全由 M1 的 header.css 提供，不做任何覆盖 */

/* ===== 下拉菜单 ===== */
/* 下拉菜单样式由 M1 的 header.css 提供 */

/* ===== 移动端导航面板（M1 只提供了 DOM 与 JS，样式在此补齐）===== */
/* 左侧一级菜单 + 右侧二级内容分栏结构 */
.mobile-nav-menu {
  padding: 0 !important;
  background: #fff !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  height: auto !important;
  min-height: 0 !important;
  bottom: 0 !important;
  overflow: hidden !important;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
  border-top: 1px solid var(--border-color);
}

.mobile-nav-menu.active {
  display: flex !important;
  flex-direction: column;
  animation: mobileNavIn 0.25s ease;
}

@keyframes mobileNavIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.mobile-nav-content {
  display: flex;
  flex: 1;
  min-height: 0;
}

/* 左侧：一级菜单 */
.mobile-nav-primary {
  width: 116px;
  flex-shrink: 0;
  background: var(--bg-light);
  border-right: 1px solid var(--border-color);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.mobile-nav-primary .mobile-nav-item {
  position: relative;
  display: flex;
  align-items: center;
  padding: 15px 12px !important;
  font-size: 14px !important;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: none;
  line-height: 1.4;
  transition: background 0.2s, color 0.2s;
}

.mobile-nav-primary .mobile-nav-item.active {
  background: #fff;
  color: var(--primary);
  font-weight: 600;
}

.mobile-nav-primary .mobile-nav-item.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  border-radius: 0 3px 3px 0;
  background: var(--gradient-blue);
}

/* 右侧：二级内容 */
.mobile-nav-secondary {
  flex: 1;
  min-width: 0;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  padding: 16px 16px 24px;
}

/* 未选中的子菜单必须隐藏（M1 缺失此规则导致全部堆叠） */
.mobile-submenu {
  display: none;
}

.mobile-submenu.active {
  display: block;
  animation: mobileSubIn 0.2s ease;
}

@keyframes mobileSubIn {
  from { opacity: 0; transform: translateX(6px); }
  to { opacity: 1; transform: translateX(0); }
}

.mobile-submenu-section + .mobile-submenu-section {
  margin-top: 22px;
}

.mobile-submenu-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 10px;
  padding-left: 2px;
}

.mobile-submenu-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mobile-submenu-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 11px 14px;
  font-size: 14px;
  color: var(--text-primary);
  background: #fff;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: all 0.2s ease;
}

.mobile-submenu-item:active,
.mobile-submenu-item:hover {
  color: var(--primary);
  border-color: var(--primary);
  background: var(--primary-light);
}

.mobile-submenu-item .tag-mobile {
  font-size: 11px;
  font-weight: 500;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--accent-light);
  flex-shrink: 0;
}

.mobile-submenu-item i {
  font-size: 11px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.mobile-submenu-item:active i,
.mobile-submenu-item:hover i {
  color: var(--primary);
}

/* 面板底部快捷按钮 */
.mobile-nav-footer {
  flex-shrink: 0;
  display: flex;
  gap: 10px;
  padding: 12px 16px;
  border-top: 1px solid var(--border-color);
  background: #fff;
}

.mobile-nav-footer a {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 40px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 500;
}

.mobile-nav-footer .mnf-outline {
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  background: #fff;
}

.mobile-nav-footer .mnf-primary {
  background: var(--gradient-blue);
  color: #fff;
  box-shadow: 0 4px 12px rgba(22, 119, 255, 0.2);
}

@media (max-width: 360px) {
  .mobile-nav-primary {
    width: 100px;
  }

  .mobile-nav-secondary {
    padding: 14px 12px 20px;
  }

  .mobile-nav-primary .mobile-nav-item {
    padding: 13px 10px !important;
    font-size: 13px !important;
  }
}

/* ===== 页脚样式 ===== */
footer.section {
  padding: 0 !important;
}

.footer-cta {
  background: #fff;
  padding: 40px 0;
  border-bottom: 1px solid var(--border-color);
}

.footer-cta-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-cta-text h2 {
  font-size: 22px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.footer-cta-text p {
  font-size: 14px;
  color: var(--text-secondary);
}

.footer-cta-btn {
  display: inline-block;
  padding: 12px 32px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius);
  transition: var(--transition);
  white-space: nowrap;
  text-decoration: none;
}

.footer-cta-btn:hover {
  background: #1a5fe0;
  box-shadow: 0 4px 12px rgba(45, 119, 255, 0.25);
  color: #fff;
}

.footer-promise {
  background: var(--bg-white);
  padding: 20px 0;
  border-bottom: 1px solid var(--border-color);
}

.footer-promise-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
}

.promise-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: var(--text-secondary);
  padding: 8px 0;
}

.promise-item i {
  color: var(--primary);
  font-size: 16px;
}

.footer-main {
  background: var(--bg-light);
  padding: 50px 0 0;
}

.footer-main-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px 40px;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
}

.footer-nav {
  display: flex;
  gap: 50px;
  flex-wrap: wrap;
  flex: 1;
}

/* 页脚导航列（结构由 S1 common.js 的 renderFooterNav 生成） */
.footer-nav-group {
  flex: 1;
  min-width: 150px;
}

.footer-nav-head {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 18px;
}

.footer-nav-head i {
  display: none;
  font-size: 12px;
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

/* 桌面端常显，!important 屏蔽 M1 残留脚本的内联 display 干扰 */
.footer-nav-cont {
  display: block !important;
}

.footer-nav-cont a {
  display: block;
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  text-decoration: none;
}

.footer-nav-cont a:hover {
  color: var(--primary);
}

.footer-contact {
  flex-shrink: 0;
}

.footer-qrcode {
  display: flex;
  gap: 24px;
}

.qrcode-item {
  text-align: center;
}

.qrcode-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.qrcode-item img {
  width: 110px;
  height: 110px;
  border-radius: var(--radius);
  margin: 0 auto 8px;
}

.qrcode-desc {
  font-size: 12px;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 16px;
  justify-content: center;
}

.footer-social a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--bg-white);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

.footer-social a:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.footer-social a svg {
  width: 20px;
  height: 20px;
}

.footer-links {
  max-width: 1400px;
  margin: 0 auto;
  padding: 16px 20px;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--border-color);
}

.footer-links a {
  color: var(--text-muted);
  margin-left: 12px;
}

.footer-links a:hover {
  color: var(--primary);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 24px 0;
}

.footer-bottom-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-copyright-area {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex-wrap: wrap;
}

.footer-copyright-line {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-records {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.footer-records a {
  color: var(--text-muted);
}

.footer-records a:hover {
  color: var(--primary);
}

.footer-extra {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: var(--text-muted);
}

.footer-hotline {
  display: flex;
  align-items: center;
  gap: 8px;
}

.hotline-label {
  font-size: 12px;
  color: var(--text-muted);
}

.hotline-number {
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

/* ===== 响应式 ===== */
@media (max-width: 768px) {
  /* --- CTA 横幅 --- */
  .footer-cta {
    padding: 32px 0;
  }

  .footer-cta-inner {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .footer-cta-text h2 {
    font-size: 18px;
  }

  .footer-cta-btn {
    width: 100%;
    max-width: 300px;
    text-align: center;
  }

  /* --- 服务承诺：两列网格 --- */
  .footer-promise {
    padding: 14px 0;
  }

  .footer-promise-inner {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0 12px;
  }

  .promise-item {
    font-size: 13px;
    padding: 6px 0;
    justify-content: center;
  }

  /* --- 页脚主体 --- */
  .footer-main {
    padding: 28px 0 0;
  }

  .footer-main-inner {
    flex-direction: column;
    gap: 0;
    padding-bottom: 28px;
  }

  /* 导航改手风琴折叠 */
  .footer-nav {
    display: block;
    width: 100%;
  }

  .footer-nav-group {
    min-width: 0;
    border-bottom: 1px solid var(--border-color);
  }

  .footer-nav-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 15px;
    margin-bottom: 0;
    padding: 14px 2px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
  }

  .footer-nav-head i {
    display: inline-block;
  }

  .footer-nav-group.active .footer-nav-head i {
    transform: rotate(180deg);
    color: var(--primary);
  }

  .footer-nav-cont {
    display: none !important;
    padding: 0 2px 12px;
  }

  .footer-nav-group.active .footer-nav-cont {
    display: block !important;
  }

  .footer-nav-cont a {
    padding: 7px 0;
    margin-bottom: 0;
    font-size: 14px;
  }

  /* 二维码与社交链接居中 */
  .footer-contact {
    width: 100%;
    margin-top: 24px;
  }

  .footer-qrcode {
    justify-content: center;
  }

  .qrcode-item img {
    width: 96px;
    height: 96px;
  }

  /* 友情链接 */
  .footer-links {
    text-align: center;
    line-height: 2;
  }

  .footer-links a {
    margin-left: 0;
    margin-right: 10px;
    display: inline-block;
  }

  /* 底部版权区：全部居中堆叠 */
  .footer-bottom {
    padding: 20px 0;
  }

  .footer-bottom-inner {
    flex-direction: column;
    text-align: center;
    gap: 8px;
  }

  .footer-copyright-area {
    align-items: center;
  }

  .footer-copyright-line,
  .footer-records,
  .footer-extra {
    justify-content: center;
  }

  .footer-copyright-line {
    flex-direction: column;
    gap: 4px;
  }

  .footer-hotline {
    justify-content: center;
    margin-top: 4px;
  }

  .hotline-number {
    font-size: 16px;
  }
}

/* ===== 滚动入场动画（全站通用） ===== */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.22, 0.61, 0.36, 1), transform 0.7s cubic-bezier(0.22, 0.61, 0.36, 1);
}

.reveal-left {
  transform: translateX(-36px);
}

.reveal-right {
  transform: translateX(36px);
}

.reveal-zoom {
  transform: scale(0.95);
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* 用户偏好减弱动画时禁用 */
@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}