/* ==========================================================================
  * Dabojin New Energy Technology Integrated Housing - 全站样式
   设计系统：主色 #F85C05（橙）、页脚棕 #976249、浅灰 #F5F5F5、深灰文字 #202223
   规则：AI 生图占位图统一 .ai-img 容器 + img transform: scale(1.07)
   ========================================================================== */

/* ---------- 变量 ---------- */
:root {
  --main-color: #F85C05;
  --main-color-dark: #d94a04;
  --footer-bg: #976249;
  --gray-bg: #F5F5F5;
  --text-dark: #202223;
  --text-gray: #8a8f94;
  --text-body: #6b7075;
  --line-color: #e4e4e4;
  --whatsapp: #25D366;
  --header-h: 78px;
  --topbar-h: 44px;
  --container: 1280px;
  --radius: 0px;
  --shadow: 0 6px 24px rgba(0, 0, 0, 0.08);
  --font-stack: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: var(--font-stack);
  font-size: 16px;
  line-height: 1.7;
  color: var(--text-dark);
  background: #fff;
  overflow-x: clip;
}
a { color: inherit; text-decoration: none; transition: color .25s, opacity .25s; }
a:hover { color: var(--main-color); }
ul, ol { list-style: none; }
img { max-width: 100%; display: block; border: 0; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; }
input, select, textarea { font-family: inherit; font-size: inherit; outline: none; }
h1, h2, h3, h4 { font-weight: 800; line-height: 1.25; color: var(--text-dark); }

.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }

/* ---------- 图标（CSS mask + 内联 SVG，颜色随 background-color） ---------- */
.ico {
  display: inline-block;
  width: 18px; height: 18px;
  background-color: currentColor;
  -webkit-mask: var(--i) no-repeat center / contain;
  mask: var(--i) no-repeat center / contain;
  flex: none;
}
.ico-phone      { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6.6 10.8c1.5 2.9 3.7 5.1 6.6 6.6l2.2-2.2c.3-.3.7-.4 1-.2 1.1.4 2.3.6 3.6.6.6 0 1 .4 1 1V20c0 .6-.4 1-1 1C10.6 21 3 13.4 3 4c0-.6.4-1 1-1h3.5c.6 0 1 .4 1 1 0 1.2.2 2.4.6 3.6.1.4 0 .8-.3 1l-2.2 2.2z'/%3E%3C/svg%3E"); }
.ico-whatsapp   { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 0 0-8.6 15L2 22l5.2-1.4A10 10 0 1 0 12 2zm0 18.2c-1.5 0-3-.4-4.2-1.2l-.3-.2-3.1.8.8-3-.2-.3A8.2 8.2 0 1 1 12 20.2zm4.6-6c-.3-.1-1.5-.7-1.7-.8-.2-.1-.4-.1-.6.1-.2.3-.7.8-.8 1-.2.2-.3.2-.6.1-.3-.2-1.1-.4-2.1-1.3-.8-.7-1.3-1.6-1.5-1.9-.1-.3 0-.4.1-.6l.4-.4c.1-.2.2-.3.3-.5.1-.2 0-.4 0-.5l-.8-1.9c-.2-.5-.4-.4-.6-.4h-.5c-.2 0-.5.1-.7.3-.3.3-1 1-1 2.4s1 2.8 1.2 3c.1.2 2 3.1 4.9 4.3.7.3 1.2.5 1.6.6.7.2 1.3.2 1.8.1.6-.1 1.5-.6 1.7-1.2.2-.6.2-1.1.1-1.2l-.3-.2z'/%3E%3C/svg%3E"); }
.ico-chat       { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zM7 9h10v2H7V9zm6 5H7v-2h6v2zm4-8H7V4h10v2z'/%3E%3C/svg%3E"); }
.ico-search     { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M15.5 14h-.8l-.3-.3a6.5 6.5 0 1 0-.7.7l.3.3v.8l5 5 1.5-1.5-5-5zm-6 0a4.5 4.5 0 1 1 0-9 4.5 4.5 0 0 1 0 9z'/%3E%3C/svg%3E"); }
.ico-globe      { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20zm7.9 6h-3a15.7 15.7 0 0 0-1.3-3.4A8 8 0 0 1 19.9 8zM12 4c.8 1.2 1.5 2.6 1.9 4h-3.8c.4-1.4 1.1-2.8 1.9-4zM4.3 14a8 8 0 0 1 0-4h3.4a17 17 0 0 0 0 4H4.3zm.8 2h3c.3 1.2.8 2.4 1.3 3.4A8 8 0 0 1 5.1 16zm3-8h-3a8 8 0 0 1 4.3-3.4C6.9 5.6 6.4 6.8 6.1 8zM12 20c-.8-1.2-1.5-2.6-1.9-4h3.8c-.4 1.4-1.1 2.8-1.9 4zm2.3-6H9.7a15 15 0 0 1 0-4h4.6a15 15 0 0 1 0 4zm.3 5.4c.5-1 1-2.2 1.3-3.4h3a8 8 0 0 1-4.3 3.4zM16.3 14a17 17 0 0 0 0-4h3.4a8 8 0 0 1 0 4h-3.4z'/%3E%3C/svg%3E"); }
.ico-arrow-down { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7.4 8.6 12 13.2l4.6-4.6L18 10l-6 6-6-6z'/%3E%3C/svg%3E"); width: 14px; height: 14px; }
.ico-arrow-right{ --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9.2 7.4 13.8 12l-4.6 4.6L10.6 18l6-6-6-6z'/%3E%3C/svg%3E"); width: 14px; height: 14px; }
.ico-arrow-up   { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M7.4 15.4 12 10.8l4.6 4.6L18 14l-6-6-6 6z'/%3E%3C/svg%3E"); }
.ico-check      { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2a10 10 0 1 0 0 20 10 10 0 0 0 0-20zm-1.4 14.4-3.6-3.6 1.4-1.4 2.2 2.2 4.8-4.8 1.4 1.4-6.2 6.2z'/%3E%3C/svg%3E"); }
.ico-facebook   { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M13.5 21v-7h2.4l.4-2.8h-2.8V9.4c0-.8.2-1.4 1.4-1.4h1.5V5.5c-.3 0-1.3-.1-2.4-.1-2.4 0-4 1.5-4 4.1v2.3H8v2.8h2.4V21h3.1z'/%3E%3C/svg%3E"); }
.ico-tiktok     { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M16.6 3c.4 2 1.6 3.5 3.9 3.8v3c-1.5 0-2.8-.4-3.9-1.2v5.9c0 3.6-2.6 5.6-5.6 5.6-2.8 0-5.4-2-5.4-5.1 0-3.3 2.9-5.4 6.1-4.9v3.1c-1.6-.5-3.1.5-3.1 2 0 1.3 1 2.2 2.3 2.2 1.5 0 2.6-1.1 2.6-2.9V3h3.1z'/%3E%3C/svg%3E"); }
.ico-instagram  { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 7.3a4.7 4.7 0 1 0 0 9.4 4.7 4.7 0 0 0 0-9.4zm0 7.7a3 3 0 1 1 0-6 3 3 0 0 1 0 6zm4.9-7.9a1.1 1.1 0 1 1-2.2 0 1.1 1.1 0 0 1 2.2 0zM20 7.6c-.1-1.4-.4-2.7-1.4-3.7s-2.3-1.3-3.7-1.4C13.5 2.3 10.5 2.3 9 2.5c-1.4.1-2.7.4-3.7 1.4S4 6.2 3.9 7.6C3.7 9.1 3.7 12.1 3.9 13.6c.1 1.4.4 2.7 1.4 3.7s2.3 1.3 3.7 1.4c1.5.2 4.5.2 6 0 1.4-.1 2.7-.4 3.7-1.4s1.3-2.3 1.4-3.7c.2-1.5.2-4.5 0-6zm-1.9 7.6a3 3 0 0 1-1.7 1.7c-1.2.5-4 .4-5.4.4s-4.2.1-5.4-.4a3 3 0 0 1-1.7-1.7c-.5-1.2-.4-4-.4-5.4s-.1-4.2.4-5.4a3 3 0 0 1 1.7-1.7c1.2-.5 4-.4 5.4-.4s4.2-.1 5.4.4a3 3 0 0 1 1.7 1.7c.5 1.2.4 4 .4 5.4s.1 4.2-.4 5.4z'/%3E%3C/svg%3E"); }
.ico-youtube    { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M21.6 7.2a2.8 2.8 0 0 0-2-2C17.9 4.8 12 4.8 12 4.8s-5.9 0-7.6.4a2.8 2.8 0 0 0-2 2A29 29 0 0 0 2 12c0 1.6.1 3.2.4 4.8a2.8 2.8 0 0 0 2 2c1.7.4 7.6.4 7.6.4s5.9 0 7.6-.4a2.8 2.8 0 0 0 2-2c.3-1.6.4-3.2.4-4.8s-.1-3.2-.4-4.8zM10 15.2V8.8l5.2 3.2L10 15.2z'/%3E%3C/svg%3E"); }
.ico-x          { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M17.8 3h3.1l-6.8 7.8L22 21h-6.3l-4.9-6.4L5.1 21H2l7.3-8.4L2 3h6.4l4.4 5.9L17.8 3zm-1.1 16.1h1.7L7.6 4.8H5.8l10.9 14.3z'/%3E%3C/svg%3E"); }
.ico-play       { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M8 5v14l11-7z'/%3E%3C/svg%3E"); }
.ico-pause      { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M6 5h4v14H6V5zm8 0h4v14h-4V5z'/%3E%3C/svg%3E"); }
.ico-mute       { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M3.6 8.5h3.1L11 4.8v14.4L6.7 15.5H3.6v-7zm13.8.4-1.4-1.4-2.1 2.1-2.1-2.1-1.4 1.4 2.1 2.1-2.1 2.1 1.4 1.4 2.1-2.1 2.1 2.1 1.4-1.4-2.1-2.1 2.1-2.1z'/%3E%3C/svg%3E"); }
.ico-fullscreen { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M5 5h5v2H7v3H5V5zm9 0h5v5h-2V7h-3V5zM5 14h2v3h3v2H5v-5zm12 0h2v5h-5v-2h3v-3z'/%3E%3C/svg%3E"); }
.ico-location   { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M12 2C8.13 2 5 5.13 5 9c0 5.25 7 13 7 13s7-7.75 7-13c0-3.87-3.13-7-7-7zm0 9.5a2.5 2.5 0 0 1 0-5 2.5 2.5 0 0 1 0 5z'/%3E%3C/svg%3E"); }
.ico-email      { --i: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M20 4H4c-1.1 0-2 .9-2 2v12c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V6c0-1.1-.9-2-2-2zm0 4-8 5-8-5V6l8 5 8-5v2z'/%3E%3C/svg%3E"); }

/* ==========================================================================
   顶部工具条
   ========================================================================== */
.topbar { background: var(--main-color); color: #fff; height: var(--topbar-h); font-size: 13px; position: relative; z-index: 150; }
.topbar__inner { display: flex; align-items: center; justify-content: flex-end; height: 100%; gap: 18px; }
.topbar__logo { display: flex; align-items: center; margin-right: auto; color: #fff; font-weight: 700; font-size: 14px; gap: 6px; }
.topbar__logo:hover { color: #fff; }
.topbar__social { display: flex; align-items: center; gap: 10px; }
.topbar__social-item { width: 26px; height: 26px; border-radius: 50%; background: rgba(255,255,255,.18); display: inline-flex; align-items: center; justify-content: center; color: #fff; }
.topbar__social-item:hover { background: #fff; color: var(--main-color); }
.topbar__social-item .ico { width: 14px; height: 14px; }
.topbar__right { display: flex; align-items: center; gap: 6px; }
.topbar__btn { width: 30px; height: 30px; display: inline-flex; align-items: center; justify-content: center; color: #fff; border-radius: 50%; }
.topbar__btn:hover { background: rgba(255,255,255,.18); }
.topbar--homepage { max-height: 0; overflow: hidden; opacity: 0; transition: max-height .35s ease, opacity .3s ease; }
.topbar--homepage.is-visible { max-height: 50px; opacity: 1; overflow: visible; }
.topbar__lang { position: relative; }
.lang-menu { position: absolute; right: 0; top: 100%; background: #fff; color: var(--text-dark); min-width: 160px; box-shadow: var(--shadow); padding: 8px 0; display: none; z-index: 70; }
.lang-menu.is-open { display: block; }
.lang-menu__item { padding: 7px 18px; font-size: 13px; cursor: pointer; }
.lang-menu__item:hover, .lang-menu__item.is-active { color: var(--main-color); }

/* 搜索弹层 */
.search-modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 200; display: none; align-items: flex-start; justify-content: center; padding-top: 18vh; }
.search-modal.is-open { display: flex; }
.search-modal__inner { width: min(680px, 92vw); position: relative; }
.search-modal__input { width: 100%; padding: 18px 56px 18px 22px; font-size: 18px; border: 0; }
.search-modal__close { position: absolute; right: 14px; top: 50%; transform: translateY(-50%); font-size: 26px; color: var(--text-gray); }

/* ==========================================================================
   主导航
   ========================================================================== */
.site-header { position: sticky; top: 0; z-index: 100; background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.06); transition: background .3s, box-shadow .3s; }
.site-header__inner { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }

/* 透明头部（首页叠加在视频上，初始隐藏，滚动后滑出） */
.site-header--transparent { position: fixed; top: 0; left: 0; right: 0; background: transparent; box-shadow: none; transform: translateY(-100%); transition: transform .35s ease, background .3s, box-shadow .3s; }
.site-header--transparent.is-scroll-show { transform: translateY(0); }
.site-header--transparent.is-scroll-show.is-stuck { background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
.site-header--transparent .main-nav__link { color: #fff; }
.site-header--transparent .logo__text { color: #fff; }
.site-header--transparent .logo__slogan { color: rgba(255,255,255,.85); }
.site-header--transparent .nav-toggle span { background: #fff; }
.site-header--transparent.is-stuck { background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.08); }
.site-header--transparent.is-stuck .main-nav__link { color: var(--text-dark); }
.site-header--transparent.is-stuck .logo__text { color: #7a1f12; }
.site-header--transparent.is-stuck .logo__slogan { color: var(--main-color); }
.site-header--transparent.is-stuck .nav-toggle span { background: var(--text-dark); }

/* Logo */
.logo { display: flex; flex-direction: row; align-items: center; gap: 10px; line-height: 1.1; position: relative; }
.logo__text-wrap { display: flex; flex-direction: column; }
.logo__text { font-size: 24px; font-weight: 900; color: #7a1f12; letter-spacing: 1px; }
.logo__dot { color: #3aa93a; }
.logo__slogan { font-size: 13px; color: var(--main-color); letter-spacing: .5px; }

/* 导航 */
.main-nav__list { display: flex; align-items: center; gap: 4px; }
.main-nav__item { position: relative; }
.main-nav__link { display: flex; align-items: center; gap: 4px; padding: 0 14px; height: var(--header-h); font-size: 15.5px; font-weight: 600; color: var(--text-dark); }
.main-nav__link:hover { color: var(--main-color); }
.site-header--transparent:not(.is-stuck) .main-nav__link:hover { color: #fff; }
.site-header--transparent.is-stuck .main-nav__link:hover { color: var(--main-color); }
.main-nav__item.is-active > .main-nav__link { color: var(--main-color); }
.main-nav__arrow { transition: transform .25s; }
.main-nav__item:hover .main-nav__arrow { transform: rotate(180deg); }

/* 下拉 */
.sub-nav { position: absolute; top: 100%; left: 0; min-width: 250px; background: #fff; box-shadow: var(--shadow); padding: 10px 0; opacity: 0; visibility: hidden; transform: translateY(8px); transition: all .25s; z-index: 110; border-top: 3px solid var(--main-color); }
.main-nav__item:hover > .sub-nav { opacity: 1; visibility: visible; transform: translateY(0); }
.sub-nav__item { position: relative; }
.sub-nav__item > a { display: flex; align-items: center; justify-content: space-between; padding: 9px 20px; font-size: 14px; color: #4a4f54; }
.sub-nav__item > a:hover { color: var(--main-color); background: #faf6f3; }
.sub-nav__arrow { color: var(--text-gray); }
.sub-nav--flyout { left: 100%; top: -10px; border-top: 0; }
.sub-nav__item--has-col:hover > .sub-nav--flyout { opacity: 1; visibility: visible; transform: translateY(0); }

/* 移动端汉堡 */
.nav-toggle { display: none; width: 40px; height: 40px; flex-direction: column; justify-content: center; align-items: center; gap: 5px; }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--text-dark); transition: .25s; }

/* ==========================================================================
   通用组件
   ========================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: var(--main-color); color: #fff;
  font-size: 14px; font-weight: 700; letter-spacing: .5px;
  padding: 14px 34px; border: 0; transition: background .25s, transform .25s;
}
.btn:hover { background: var(--main-color-dark); color: #fff; }
.btn--white { background: #fff; color: var(--text-dark); }
.btn--white:hover { background: #f1f1f1; color: var(--text-dark); }
.btn--block { width: 100%; }
.btn .ico { width: 16px; height: 16px; }

.section { padding: 84px 0; }
.section--gray { background: var(--gray-bg); }
.section-head { text-align: center; max-width: 860px; margin: 0 auto 54px; }
.section-head h2 { font-size: 38px; margin-bottom: 18px; }
.section-head p { color: var(--text-gray); font-size: 16px; }
.section-head--left { text-align: left; margin: 0 0 40px; }

/* AI 生图占位：容器不变，图片放大 7%（用户规则） */
.ai-img { overflow: hidden; background: #ddd; position: relative; }
.ai-img img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.07); }

/* 内页 Banner */
.page-banner { position: relative; height: 340px; display: flex; align-items: center; justify-content: center; color: #fff; text-align: center; }
.page-banner .ai-img { position: absolute; inset: 0; }
.page-banner__mask { position: absolute; inset: 0; background: rgba(0,0,0,.42); }
.page-banner__title { position: relative; font-size: 40px; color: #fff; }
.breadcrumb { position: relative; margin-top: 14px; font-size: 14px; color: rgba(255,255,255,.85); }
.breadcrumb a { color: inherit; }
.breadcrumb a:hover { color: var(--main-color); }
.breadcrumb__sep { margin: 0 8px; }

/* ==========================================================================
   首页 Hero（全屏视频区）
   ========================================================================== */
.hero { position: relative; height: 100vh; min-height: 640px; max-height: 1060px; overflow: hidden; background: #111; margin-top: calc(-1 * var(--header-h)); }
.hero video, .hero__poster { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.35) 0%, rgba(0,0,0,.15) 45%, rgba(0,0,0,.45) 100%); }
.hero__brand { position: absolute; left: 50%; top: 46%; transform: translate(-50%, -50%); text-align: center; color: rgba(255,255,255,.9); pointer-events: none; }
.hero__brand-mark { width: 96px; height: 76px; margin: 0 auto 6px; background: rgba(255,255,255,.28); border-radius: 18px 18px 26px 26px; position: relative; }
.hero__brand-mark::before, .hero__brand-mark::after { content: ""; position: absolute; top: 26px; width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,.85); }
.hero__brand-mark::before { left: 28px; } .hero__brand-mark::after { right: 28px; }
.hero__brand-smile { position: absolute; left: 50%; bottom: 16px; transform: translateX(-50%); width: 26px; height: 12px; border-bottom: 3px solid rgba(255,255,255,.85); border-radius: 0 0 26px 26px; }
.hero__brand-name { font-size: 56px; font-weight: 900; letter-spacing: 6px; }
.hero__brand-slogan { font-size: 18px; letter-spacing: 3px; margin-top: 4px; }

/* ==========================================================================
   首页 Main Products
   ========================================================================== */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.product-card { position: relative; display: block; aspect-ratio: 4 / 3; box-shadow: 0 4px 18px rgba(0,0,0,.08); }
.product-card .ai-img { position: absolute; inset: 0; }
.product-card img { transition: transform .6s; }
.product-card:hover img { transform: scale(1.12); }
.product-card__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,.55) 100%); }
.product-card__name { position: absolute; left: 0; right: 0; bottom: 18px; text-align: center; color: #fff; font-size: 18px; font-weight: 700; padding: 0 14px; }

/* ==========================================================================
   首页 One-Stop Solutions 轮播
   ========================================================================== */
.solution-carousel { position: relative; }
.solution-carousel__viewport { overflow: hidden; }
.solution-carousel__track { display: flex; transition: transform .55s ease; }
.solution-slide { flex: 0 0 62%; padding: 0 14px; position: relative; }
.solution-slide__card { position: relative; aspect-ratio: 16 / 9; display: block; }
.solution-slide .ai-img { position: absolute; inset: 0; }
.solution-slide__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 45%, rgba(0,0,0,.62) 100%); }
.solution-slide__body { position: absolute; left: 0; right: 0; bottom: 26px; text-align: center; color: #fff; padding: 0 40px; }
.solution-slide__title { font-size: 22px; font-weight: 800; color: #fff; margin-bottom: 8px; }
.solution-slide__desc { font-size: 14px; color: rgba(255,255,255,.9); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.solution-carousel__nav { position: absolute; top: 50%; transform: translateY(-50%); width: 46px; height: 46px; border-radius: 50%; background: rgba(0,0,0,.45); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 22px; z-index: 5; line-height: 1; padding: 0 0 2px 0; }
.solution-carousel__nav:hover { background: var(--main-color); color: #fff; }
.solution-carousel__nav--prev { left: -55px; }
.solution-carousel__nav--next { right: -55px; }
.carousel-dots { display: flex; justify-content: center; gap: 8px; margin-top: 26px; }
.carousel-dots button { width: 9px; height: 9px; border-radius: 50%; background: #cfcfcf; transition: .25s; }
.carousel-dots button.is-active { background: var(--main-color); }

/* ==========================================================================
   首页 世界地图 + 认证
   ========================================================================== */
.global { display: grid; grid-template-columns: 1.15fr .85fr; gap: 60px; align-items: center; }
.global__map .ai-img { aspect-ratio: 16 / 10; }
.certs-row { display: flex; justify-content: space-between; gap: 18px; margin-top: 34px; }
.cert { text-align: center; color: var(--text-gray); font-size: 14px; }
.cert__logo { width: 86px; height: 52px; margin: 0 auto 10px; display: flex; align-items: center; justify-content: center; font-weight: 900; font-size: 22px; color: #9aa0a6; letter-spacing: 1px; }
.cert__logo--sgs { font-style: italic; }
.cert__logo--iso { color: #2b4d8f; font-size: 15px; line-height: 1.1; }
.cert__logo--ul { color: #b3122e; }
.cert__logo--cnas { color: #1f3d7a; font-style: italic; }
.global__content h2 { font-size: 34px; margin-bottom: 20px; }
.global__content > p { color: var(--text-gray); margin-bottom: 30px; }
.global__stats { display: flex; gap: 0; border-left: 1px solid var(--line-color); }
.global__stat { flex: 1; padding: 0 26px; }
.global__stat:first-child { padding-left: 0; border-left: 0; }
.global__stat-num { font-size: 40px; font-weight: 800; color: var(--main-color); line-height: 1.1; }
.global__stat-label { color: var(--text-gray); font-size: 14.5px; margin: 10px 0 26px; }

/* ==========================================================================
   首页 数据统计（4 列）
   ========================================================================== */
.stats-section h2 { font-size: 36px; max-width: 900px; margin-bottom: 46px; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 40px; }
.stat-item { border-top: 1px solid #ddd; padding-top: 34px; }
.stat-item__num { font-size: 44px; font-weight: 800; color: var(--main-color); line-height: 1.1; }
.stat-item__title { font-size: 18px; font-weight: 700; margin: 14px 0 12px; }
.stat-item__desc { color: var(--text-gray); font-size: 14.5px; }

/* ==========================================================================
   首页 VR 展厅 Banner
   ========================================================================== */
.vr-banner { position: relative; height: 560px; display: flex; align-items: center; justify-content: center; text-align: center; color: #fff; }
.vr-banner__video-wrap { position: relative; width: 100%; height: 100%; }
.vr-banner__video { width: 100%; height: 100%; object-fit: cover; display: block; }
.vr-banner__play-btn { position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 80px; height: 80px; border-radius: 50%; background: rgba(255,255,255,.9); color: var(--main-color); display: flex; align-items: center; justify-content: center; font-size: 32px; cursor: pointer; transition: transform .2s, background .2s; box-shadow: 0 4px 20px rgba(0,0,0,.25); z-index: 5; }
.vr-banner__play-btn:hover { transform: translate(-50%, -50%) scale(1.1); background: #fff; }
.vr-banner__play-btn .ico { width: 28px; height: 28px; }
.vr-banner__play-btn.is-hidden { display: none; }

/* ==========================================================================
   首页 公司目标（左图右文）
   ========================================================================== */
.goal { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: start; }
.goal__image .ai-img { aspect-ratio: 3 / 4; }
.goal__content h2 { font-size: 34px; margin-bottom: 24px; }
.goal__content > p { color: var(--text-gray); margin-bottom: 18px; }
.goal__points { border-top: 1px solid var(--line-color); margin: 26px 0 34px; }
.goal-point { display: flex; gap: 14px; padding: 22px 0; border-bottom: 1px solid var(--line-color); }
.goal-point__icon { width: 24px; height: 24px; border-radius: 50%; background: var(--main-color); color: #fff; display: flex; align-items: center; justify-content: center; flex: none; margin-top: 3px; }
.goal-point__icon .ico { width: 14px; height: 14px; }
.goal-point h3 { font-size: 18px; margin-bottom: 8px; }
.goal-point p { color: var(--text-gray); font-size: 14.5px; }

/* ==========================================================================
   首页 成功案例轮播
   ========================================================================== */
.cases-section .mascots { width: 150px; height: 96px; margin: 0 auto 26px; position: relative; }
.mascots { display: inline-block; position: relative; }
.mascot { width: 64px; height: 88px; display: inline-block; border-radius: 26px 26px 18px 18px; position: relative; }
.mascot::before { content: ""; position: absolute; top: 0; left: 0; right: 0; height: 42px; border-radius: 26px 26px 8px 8px; background: #e8541e; }
.mascot::after { content: "C"; position: absolute; left: 50%; top: 56px; transform: translateX(-50%); width: 26px; height: 26px; border-radius: 50%; background: #fff; color: inherit; font-weight: 900; font-size: 15px; display: flex; align-items: center; justify-content: center; }
.mascot--green { background: #4caf50; color: #4caf50; }
.mascot--green::before { background: #f4511e; }
.mascot--orange { background: #f4511e; color: #f4511e; margin-left: -14px; }
.mascot--orange::before { background: #6d1f1f; }
.cases-carousel { position: relative; overflow: hidden; }
.cases-carousel__track { display: flex; transition: transform .55s ease; }
.case-slide { flex: 0 0 25%; padding: 0 13px; }
.case-card { position: relative; display: block; aspect-ratio: 3 / 4; }
.case-card .ai-img { position: absolute; inset: 0; }
.case-card__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,.6) 100%); }
.case-card__title { position: absolute; left: 14px; right: 14px; bottom: 16px; color: #fff; font-size: 15.5px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* 首页工程案例网格 */
.cases-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cases-grid .case-card { aspect-ratio: 3 / 4; border-radius: 4px; overflow: hidden; }
.cases-grid .case-card__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,0) 55%, rgba(0,0,0,.6) 100%); }
.cases-grid .case-card__body { position: absolute; left: 0; right: 0; bottom: 0; padding: 14px; }
.cases-grid .case-card__title { position: static; color: #fff; font-size: 15px; font-weight: 700; display: block; margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cases-grid .case-card__meta { color: rgba(255,255,255,.8); font-size: 13px; }
@media (max-width: 900px) { .cases-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .cases-grid { grid-template-columns: 1fr; } }

/* ==========================================================================
   首页 新闻列表
   ========================================================================== */
.news-list { display: flex; flex-direction: column; }
.news-row { display: grid; grid-template-columns: 280px 1fr; gap: 34px; padding: 30px 0; border-bottom: 1px solid var(--line-color); align-items: center; }
.news-row:first-child { padding-top: 0; }
.news-row__thumb { aspect-ratio: 7 / 5; }
.news-row__title { font-size: 21px; margin-bottom: 10px; }
.news-row__title a:hover { color: var(--main-color); }
.news-row__summary { color: var(--text-gray); font-size: 14.5px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 12px; }
.news-row__date { color: #a6abb0; font-size: 14px; }

/* ==========================================================================
   首页 底部询盘 CTA
   ========================================================================== */
.cta { position: relative; padding: 110px 0; }
.cta .ai-img { position: absolute; inset: 0; }
.cta__mask { position: absolute; inset: 0; background: rgba(255,255,255,.1); }
.cta__card { position: relative; display: grid; grid-template-columns: 1fr 1fr; max-width: 1180px; margin: 0 auto; box-shadow: 0 18px 50px rgba(0,0,0,.18); }
.cta__left { background: #fff; padding: 64px 56px; }
.cta__left h2 { font-size: 32px; margin-bottom: 22px; }
.cta__left .cta__sub { font-size: 17px; font-weight: 700; margin-bottom: 26px; }
.cta__points li { display: flex; align-items: center; gap: 12px; color: var(--text-gray); margin-bottom: 14px; }
.cta__points .ico-check { color: var(--main-color); width: 20px; height: 20px; }
.cta__right { background: var(--main-color); padding: 56px; }

/* 下划线式表单 */
.inquiry-form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 26px; }
.inquiry-form__field { margin-bottom: 26px; }
.inquiry-form__field label { display: block; color: rgba(255,255,255,.95); font-size: 14.5px; margin-bottom: 6px; }
.inquiry-form__field .req { color: #ffd9c2; margin-right: 3px; }
.inquiry-form__field input,
.inquiry-form__field select,
.inquiry-form__field textarea {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid rgba(255,255,255,.6);
  color: #fff; padding: 8px 2px; font-size: 15px;
}
.inquiry-form__field select option { color: var(--text-dark); }
.inquiry-form__field ::placeholder { color: rgba(255,255,255,.7); }
.inquiry-form__field textarea { resize: vertical; }
.inquiry-form__tip { margin-top: 14px; font-size: 14px; color: #fff; }
.inquiry-form__tip.is-error { color: #ffe08a; }

/* ==========================================================================
   右侧悬浮客服
   ========================================================================== */
.float-widget { position: fixed; right: 22px; bottom: 60px; display: flex; flex-direction: column; gap: 12px; z-index: 150; }
.float-widget__btn { width: 52px; height: 52px; border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; box-shadow: 0 6px 18px rgba(0,0,0,.18); transition: transform .25s, background .25s; }
.float-widget__btn:hover { transform: translateY(-3px); color: #fff; }
.float-widget__btn .ico { width: 22px; height: 22px; }
.float-widget__btn--phone, .float-widget__btn--inquiry { background: var(--main-color); }
.float-widget__btn--whatsapp { background: var(--whatsapp); }
.float-widget__btn--top { background: #fff; color: var(--main-color); opacity: 0; pointer-events: none; transition: opacity .3s; }
.float-widget__btn--top.is-show { opacity: 1; pointer-events: auto; }

/* 询盘弹窗 */
.modal { position: fixed; inset: 0; z-index: 300; display: flex; align-items: center; justify-content: center; padding: 24px; visibility: hidden; opacity: 0; pointer-events: none; transition: visibility .3s, opacity .3s ease; }
.modal.is-open { visibility: visible; opacity: 1; pointer-events: auto; }
.modal__mask { position: absolute; inset: 0; background: rgba(0,0,0,.55); opacity: 0; transition: opacity .3s ease; }
.modal.is-open .modal__mask { opacity: 1; }
.modal__dialog { position: relative; width: min(640px, 100%); background: var(--main-color); padding: 44px 40px; max-height: 90vh; overflow: auto; transform: translateY(30px) scale(.96); opacity: 0; transition: transform .35s cubic-bezier(.4,0,.2,1), opacity .3s ease; }
.modal.is-open .modal__dialog { transform: translateY(0) scale(1); opacity: 1; }
.modal__close { position: absolute; right: 14px; top: 8px; font-size: 28px; color: #fff; cursor: pointer; transition: transform .2s; }
.modal__close:hover { transform: scale(1.2); }
.modal__title { color: #fff; font-size: 24px; margin-bottom: 26px; }

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer { background: var(--footer-bg); color: rgba(255,255,255,.82); font-size: 14.5px; padding-top: 78px; }
.footer-grid { display: grid; grid-template-columns: 1.25fr .85fr 1.1fr 1.1fr; gap: 46px; padding-bottom: 56px; }
.logo--footer .logo__text { color: #fff; }
.logo--footer .logo__slogan { color: rgba(255,255,255,.75); }
.footer-col__company { color: #fff; font-size: 19px; margin: 18px 0 14px; }
.footer-col__desc { color: rgba(255,255,255,.72); margin-bottom: 22px; }
.footer-social { display: flex; gap: 10px; }
.footer-social__item { width: 34px; height: 34px; border-radius: 50%; background: rgba(255,255,255,.16); display: flex; align-items: center; justify-content: center; color: #fff; }
.footer-social__item:hover { background: var(--main-color); color: #fff; }
.footer-social__item .ico { width: 15px; height: 15px; }
.footer-col__title { color: #fff; font-size: 18px; margin-bottom: 18px; }
.footer-col__title--gap { margin-top: 30px; }
.footer-col__list li { margin-bottom: 11px; }
.footer-col__list a { color: rgba(255,255,255,.78); }
.footer-col__list a:hover { color: #fff; }
.footer-contact li { margin-bottom: 12px; color: rgba(255,255,255,.78); }
.footer-contact a:hover { color: #fff; }
.footer-mascots { margin-top: 26px; }
.footer-mascots .mascot { width: 56px; height: 76px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.22); padding: 26px 0; }
.footer-bottom__inner { display: flex; justify-content: center; align-items: center; gap: 10px; color: rgba(255,255,255,.75); font-size: 14px; }
.footer-bottom a { color: var(--main-color); font-weight: 700; }

/* ==========================================================================
   内页：产品列表 / 详情
   ========================================================================== */
.page-layout { display: grid; grid-template-columns: 260px 1fr; gap: 44px; padding: 60px 0 90px; }
.side-cat { align-self: start; position: sticky; top: calc(var(--header-h) + 20px); }
.side-cat__title { font-size: 20px; padding-bottom: 14px; border-bottom: 3px solid var(--main-color); margin-bottom: 6px; }
.side-cat__list li a { display: flex; justify-content: space-between; padding: 12px 4px; border-bottom: 1px solid var(--line-color); font-size: 14.5px; color: #4a4f54; }
.side-cat__list li a:hover, .side-cat__list li a.is-active { color: var(--main-color); }
.product-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.pcard { background: #fff; box-shadow: 0 4px 16px rgba(0,0,0,.06); display: flex; flex-direction: column; transition: transform .3s, box-shadow .3s; }
.pcard:hover { transform: translateY(-6px); box-shadow: 0 14px 30px rgba(0,0,0,.12); }
.pcard__thumb { aspect-ratio: 4 / 3; }
.pcard__body { padding: 18px 18px 22px; display: flex; flex-direction: column; flex: 1; }
.pcard__title { font-size: 16px; margin-bottom: 8px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.pcard__title a:hover { color: var(--main-color); }
.pcard__desc { color: var(--text-gray); font-size: 13.5px; display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; flex: 1; }
.pcard__more { margin-top: 14px; color: var(--main-color); font-size: 14px; font-weight: 700; }
.pagination { display: flex; gap: 8px; justify-content: center; margin-top: 44px; }
.pagination a, .pagination span { min-width: 40px; height: 40px; display: inline-flex; align-items: center; justify-content: center; border: 1px solid var(--line-color); font-size: 14px; padding: 0 10px; }
.pagination .is-active { background: var(--main-color); border-color: var(--main-color); color: #fff; }

/* 产品详情 */
.detail-top { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; padding: 50px 0; }
.gallery__main { aspect-ratio: 4 / 3; margin-bottom: 14px; }
.gallery__thumbs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; }
.gallery__thumbs button { aspect-ratio: 4 / 3; border: 2px solid transparent; padding: 0; }
.gallery__thumbs button.is-active { border-color: var(--main-color); }
.detail-info h1 { font-size: 28px; margin-bottom: 18px; }
.detail-info__desc { color: var(--text-gray); margin-bottom: 24px; }
.detail-meta { border-top: 1px solid var(--line-color); padding: 18px 0; font-size: 15px; }
.detail-meta div { display: flex; margin-bottom: 8px; }
.detail-meta dt { width: 130px; color: var(--text-gray); flex: none; }
.detail-actions { display: flex; gap: 16px; margin-top: 30px; }
.params-table { width: 100%; border-collapse: collapse; margin: 20px 0 40px; font-size: 15px; }
.params-table th, .params-table td { border: 1px solid var(--line-color); padding: 12px 16px; text-align: left; }
.params-table th { background: var(--gray-bg); width: 30%; font-weight: 700; }
.detail-tabs { padding-bottom: 80px; }
.detail-tabs__nav { display: flex; border-bottom: 2px solid var(--line-color); margin-bottom: 30px; }
.detail-tabs__nav button { padding: 13px 28px; font-size: 16px; font-weight: 700; color: var(--text-gray); border-bottom: 3px solid transparent; margin-bottom: -2px; }
.detail-tabs__nav button.is-active { color: var(--main-color); border-color: var(--main-color); }
.detail-tabs__pane { display: none; color: #4a4f54; }
.detail-tabs__pane.is-active { display: block; }
.detail-tabs__pane p { margin-bottom: 16px; }
.detail-tabs__pane h3 { margin: 26px 0 12px; font-size: 20px; }

/* ==========================================================================
   内页：Solution / Cases / News / About / Service / Contact / FAQ
   ========================================================================== */
.solution-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; padding: 60px 0 90px; }
.solution-card { position: relative; aspect-ratio: 4 / 3; display: block; }
.solution-card .ai-img { position: absolute; inset: 0; }
.solution-card__mask { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(0,0,0,.05) 40%, rgba(0,0,0,.68) 100%); }
.solution-card__body { position: absolute; left: 0; right: 0; bottom: 20px; color: #fff; padding: 0 22px; }
.solution-card__title { color: #fff; font-size: 19px; margin-bottom: 6px; }
.solution-card__desc { font-size: 13px; color: rgba(255,255,255,.85); display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 解决方案详情页 */
.sol-detail { padding: 60px 0 90px; }
.sol-detail__hero { aspect-ratio: 16 / 8; margin-bottom: 36px; }
.sol-detail__content { max-width: 920px; }
.sol-detail__title { font-size: 30px; margin-bottom: 20px; }
.sol-detail__text { color: #4a4f54; margin-bottom: 18px; }
.sol-detail__subtitle { font-size: 20px; margin: 30px 0 14px; }
.sol-detail__list { color: #4a4f54; }
.sol-detail__list li { margin-bottom: 10px; }
.sol-detail__actions { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

/* 解决方案列表页 */
.sol-list-section { padding-top: 0; }
.sol-list-section .section-head { margin-top: 60px; }
.sol-list-section .solution-grid { padding: 0; }

.case-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 60px 0 90px; }
.case-grid .case-card { aspect-ratio: 3 / 4; }
.case-detail__body { padding: 56px 0 90px; max-width: 900px; }
.case-detail__body h1 { font-size: 30px; margin-bottom: 22px; }
.case-detail__body .ai-img { aspect-ratio: 16 / 9; margin: 26px 0; }
.case-detail__body p { color: #4a4f54; margin-bottom: 16px; }

.news-page { padding: 60px 0 90px; }
.news-page .news-row:last-child { border-bottom: 0; }
.news-detail { padding: 56px 24px 90px; max-width: 860px; margin: 0 auto; }
.news-detail h1 { font-size: 30px; margin-bottom: 14px; }
.news-detail__meta { color: var(--text-gray); font-size: 14px; margin-bottom: 30px; padding-bottom: 20px; border-bottom: 1px solid var(--line-color); }
.news-detail p { color: #4a4f54; margin-bottom: 18px; }
.news-detail .ai-img { aspect-ratio: 16 / 9; margin: 26px 0; }

.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; padding: 70px 0; }
.about-intro .ai-img { aspect-ratio: 4 / 3; }
.about-intro h2 { font-size: 32px; margin-bottom: 20px; }
.about-intro p { color: var(--text-gray); margin-bottom: 16px; }
.factory-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.factory-grid .ai-img { aspect-ratio: 4 / 3; }
.cert-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 18px; }
.cert-grid .ai-img { aspect-ratio: 3 / 4; }
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.team-grid .ai-img { aspect-ratio: 4 / 3; }

.service-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; padding: 70px 0; }
.service-card { background: #fff; border: 1px solid var(--line-color); padding: 40px 30px; text-align: center; transition: .3s; }
.service-card:hover { border-color: var(--main-color); box-shadow: var(--shadow); transform: translateY(-5px); }
.service-card__icon { width: 72px; height: 72px; margin: 0 auto 22px; border-radius: 50%; background: rgba(248,92,5,.1); color: var(--main-color); display: flex; align-items: center; justify-content: center; font-size: 30px; font-weight: 900; }
.service-card h3 { font-size: 19px; margin-bottom: 12px; }
.service-card p { color: var(--text-gray); font-size: 14.5px; }

.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 50px; padding: 70px 0 90px; }
.contact-card { background: var(--gray-bg); padding: 44px 38px; }
.contact-card h2 { font-size: 26px; margin-bottom: 26px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 24px; }
.contact-item__icon { width: 44px; height: 44px; border-radius: 50%; background: var(--main-color); color: #fff; display: flex; align-items: center; justify-content: center; flex: none; }
.contact-item h3 { font-size: 15px; color: var(--text-gray); font-weight: 600; margin-bottom: 2px; }
.contact-item p, .contact-item a { font-size: 16px; font-weight: 600; }
.contact-form { background: #fff; border: 1px solid var(--line-color); padding: 40px; }
.contact-form h2 { font-size: 24px; margin-bottom: 26px; }
.contact-form .inquiry-form__field label { color: var(--text-dark); }
.contact-form .inquiry-form__field .req { color: var(--main-color); }
.contact-form .inquiry-form__field input,
.contact-form .inquiry-form__field select,
.contact-form .inquiry-form__field textarea { border-bottom-color: var(--line-color); color: var(--text-dark); }
.contact-form .btn { background: var(--main-color); color: #fff; }

.faq-list { max-width: 900px; padding: 70px 0 90px; }
.faq-item { border: 1px solid var(--line-color); margin-bottom: 14px; }
.faq-item__q { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 20px 24px; font-size: 17px; font-weight: 700; text-align: left; }
.faq-item__q .ico { transition: transform .25s; color: var(--main-color); }
.faq-item.is-open .faq-item__q .ico { transform: rotate(180deg); }
.faq-item__a { max-height: 0; overflow: hidden; padding: 0 24px; color: var(--text-gray); transition: max-height .35s cubic-bezier(.4,0,.2,1), padding .35s cubic-bezier(.4,0,.2,1); }
.faq-item.is-open .faq-item__a { max-height: 300px; padding: 0 24px 22px; }

.videos-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; padding: 60px 0 90px; }
.video-card { position: relative; aspect-ratio: 16 / 9; display: block; }
.video-card .ai-img { position: absolute; inset: 0; }
.video-card__play { position: absolute; left: 50%; top: 50%; transform: translate(-50%,-50%); width: 64px; height: 64px; border-radius: 50%; background: rgba(248,92,5,.9); color: #fff; display: flex; align-items: center; justify-content: center; }
.video-card__play .ico { width: 28px; height: 28px; }
.video-card__title { position: absolute; left: 0; right: 0; bottom: 12px; text-align: center; color: #fff; font-weight: 700; }

.sitemap-page { padding: 60px 0 90px; }
.sitemap-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.sitemap-col h3 { font-size: 18px; border-bottom: 2px solid var(--main-color); padding-bottom: 10px; margin-bottom: 14px; }
.sitemap-col li { margin-bottom: 9px; }
.sitemap-col a { color: #4a4f54; font-size: 14.5px; }
.sitemap-col a:hover { color: var(--main-color); }

/* 内页 CTA 复用 */
.page-cta { text-align: center; padding: 70px 0; }
.page-cta h2 { font-size: 30px; margin-bottom: 14px; }
.page-cta p { color: var(--text-gray); margin-bottom: 28px; }

/* ==========================================================================
   动画系统
   ========================================================================== */

/* 滚动显示基础 */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity .7s cubic-bezier(.4,0,.2,1), transform .7s cubic-bezier(.4,0,.2,1); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.reveal--left { transform: translateX(-50px); }
.reveal--left.is-visible { transform: translateX(0); }
.reveal--right { transform: translateX(50px); }
.reveal--right.is-visible { transform: translateX(0); }
.reveal--scale { transform: scale(.9); }
.reveal--scale.is-visible { transform: scale(1); }

/* 交错动画延迟 */
.stagger-1 { transition-delay: .08s; }
.stagger-2 { transition-delay: .16s; }
.stagger-3 { transition-delay: .24s; }
.stagger-4 { transition-delay: .32s; }
.stagger-5 { transition-delay: .4s; }
.stagger-6 { transition-delay: .48s; }

/* 区块标题动画 */
.section-head h2 { position: relative; display: inline-block; }
.section-head h2::after { content: ''; position: absolute; left: 50%; bottom: -8px; width: 0; height: 3px; background: var(--main-color); transition: width .5s cubic-bezier(.4,0,.2,1) .3s, left .5s cubic-bezier(.4,0,.2,1) .3s; }
.reveal.is-visible h2::after, .section-head.is-visible h2::after { width: 50px; left: calc(50% - 25px); }

/* 卡片悬浮增强 */
.pcard { transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s ease; }
.pcard:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(0,0,0,.12); }
.pcard__thumb img { transition: transform .5s cubic-bezier(.4,0,.2,1); }
.pcard:hover .pcard__thumb img { transform: scale(1.08); }

.solution-card { transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s ease; }
.solution-card:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(0,0,0,.12); }
.solution-card__img img { transition: transform .5s cubic-bezier(.4,0,.2,1); }
.solution-card:hover .solution-card__img img { transform: scale(1.08); }

.case-card { transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s ease; }
.case-card:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(0,0,0,.12); }
.case-card__thumb img { transition: transform .5s cubic-bezier(.4,0,.2,1); }
.case-card:hover .case-card__thumb img { transform: scale(1.08); }

.news-card { transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s ease; }
.news-card:hover { transform: translateY(-6px); box-shadow: 0 12px 32px rgba(0,0,0,.1); }

.svc-card { transition: transform .35s cubic-bezier(.4,0,.2,1), box-shadow .35s ease, border-color .3s ease; }
.svc-card:hover { transform: translateY(-8px); box-shadow: 0 16px 40px rgba(0,0,0,.12); border-color: var(--main-color); }

/* 按钮涟漪效果 */
.btn { position: relative; overflow: hidden; }
.btn::after { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at var(--ripple-x, 50%) var(--ripple-y, 50%), rgba(255,255,255,.3) 0%, transparent 60%); opacity: 0; transition: opacity .4s; }
.btn:active::after { opacity: 1; transition: opacity 0s; }

/* 统计数字 */
.stat-item__num span { transition: color .3s; }
.stat-item:hover .stat-item__num span { color: var(--main-color); }

/* 导航下拉动画 */
.sub-nav { transition: opacity .25s ease, visibility .25s ease, transform .25s cubic-bezier(.4,0,.2,1); }
.sub-nav--mega { transform: translateY(8px); }
.main-nav__item:hover > .sub-nav--mega { transform: translateY(0); }
.sub-nav--flyout { transform: translateX(8px); }
.sub-sub__item:hover > .sub-nav--flyout { transform: translateX(0); }

/* Hero 视差 */
.hero__video { transition: transform .1s linear; will-change: transform; }

/* 图片加载淡入 */
.ai-img img { opacity: 1; }
.ai-img img[data-loading] { opacity: 0; transition: opacity .5s ease; }
.ai-img img[data-loading].is-loaded { opacity: 1; }

/* ==========================================================================
   响应式
   ========================================================================== */
@media (max-width: 1180px) {
  .products-grid, .solution-grid, .product-list, .service-grid, .videos-grid { grid-template-columns: repeat(2, 1fr); }
  .case-grid, .factory-grid { grid-template-columns: repeat(2, 1fr); }
  .cert-grid { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .global, .goal, .about-intro, .contact-grid, .detail-top { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .case-slide { flex: 0 0 33.333%; }
  .solution-slide { flex: 0 0 78%; }
}
@media (max-width: 900px) {
  .main-nav { position: fixed; top: 0; right: -260px; width: 240px; height: 100vh; background: #fff; box-shadow: -8px 0 24px rgba(0,0,0,.12); padding: 80px 0 40px; overflow-y: auto; transition: right .3s; z-index: 120; }
  .main-nav.is-open { right: 0; }
  .main-nav__list { flex-direction: column !important; align-items: stretch; gap: 0; }
  .main-nav__link { height: auto; padding: 14px 24px; color: var(--text-dark) !important; border-bottom: 1px solid #f0f0f0; }
  .sub-nav { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border-top: 0; display: none; background: #fafafa; }
  .main-nav__item.is-sub-open > .sub-nav { display: block; }
  .sub-nav--flyout { left: 0; top: 0; position: static; }
  .nav-toggle { display: flex; }
  .hero { height: 72vh; }
  .cta__card { grid-template-columns: 1fr; gap: 0; }
  .inquiry-form__row { grid-template-columns: 1fr; gap: 16px; }
  .inquiry-form__field { margin-bottom: 16px; }
  .page-layout { grid-template-columns: 1fr; }
  .side-cat { position: static; }
  .news-row { grid-template-columns: 1fr; }
  .news-row__thumb { aspect-ratio: 16 / 9; }
  /* RTL移动端：导航菜单也竖排 */
  [dir="rtl"] .main-nav { right: auto; left: -260px; }
  [dir="rtl"] .main-nav.is-open { left: 0; }
  /* 首页移动端：header 始终可见，与普通页面一致 */
  .site-header--transparent { position: sticky; transform: none; background: #fff; box-shadow: 0 2px 12px rgba(0,0,0,.06); }
  .site-header--transparent .main-nav__link { color: var(--text-dark); }
  .site-header--transparent .logo__text { color: #7a1f12; }
  .site-header--transparent .logo__slogan { color: var(--main-color); }
  .site-header--transparent .nav-toggle span { background: var(--text-dark); }
  /* 首页移动端：topbar 正常显示，与其他页面一致 */
  .topbar--homepage { max-height: none; overflow: visible; opacity: 1; }
  /* 解决方案页面平板适配 */
  .page-banner { height: 260px; }
  .page-banner__title { font-size: 30px; }
  .solution-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .sol-detail { padding: 40px 0 60px; }
  .sol-detail__title { font-size: 26px; }
  .sol-detail__subtitle { font-size: 18px; }
  .sol-detail__actions { gap: 12px; }
   /* 解决方案列表页平板适配 */
   .sol-list-section .section-head { margin-top: 40px; }
}
@media (max-width: 640px) {
  html { overflow-x: clip; width: 100%; }
  body { width: 100%; position: relative; }
  /* 移动端：工具栏正常滚动消失，导航栏固定在顶部 */
  .topbar { position: relative !important; }
  .site-header, .site-header--transparent { position: sticky !important; top: 0 !important; z-index: 200 !important; transform: none !important; left: auto !important; right: auto !important; background: #fff !important; box-shadow: 0 2px 12px rgba(0,0,0,.06) !important; }
  .site-header--transparent .main-nav__link { color: var(--text-dark) !important; }
  .site-header--transparent .logo__text { color: #7a1f12 !important; }
  .site-header--transparent .logo__slogan { color: var(--main-color) !important; }
  .site-header--transparent .nav-toggle span { background: var(--text-dark) !important; }
  .container { padding: 0 32px; }
  .section { padding: 56px 0; overflow: hidden; }
  .section-head h2 { font-size: 27px; }
  .stats-grid { grid-template-columns: 1fr; gap: 28px; text-align: center; }
  .stats-section h2 { text-align: center; }
  .stat-item { padding-top: 22px; }
  .stat-item__num { font-size: 36px; }
  .stat-item__title { font-size: 16px; margin: 10px 0 8px; }
  .stat-item__desc { font-size: 13.5px; }
  .products-grid, .solution-grid, .product-list, .videos-grid, .factory-grid, .cert-grid, .team-grid { grid-template-columns: 1fr; }
  /* 服务网格移动端：2列 */
  .service-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 24px 0 40px; }
  .service-card { padding: 20px 14px; }
  .service-card__icon { width: 48px; height: 48px; font-size: 20px; margin-bottom: 12px; }
  .service-card h3 { font-size: 14px; margin-bottom: 8px; }
  .service-card p { font-size: 12px; line-height: 1.5; }
  /* 案例网格移动端：保持2列 */
  .case-grid { grid-template-columns: repeat(2, 1fr); gap: 12px; padding: 24px 0 40px; }
  .case-grid .case-card { aspect-ratio: 4 / 5; }
  .case-card__title { font-size: 13px; left: 10px; right: 10px; bottom: 12px; }
  /* section-head 移动端 */
  .section-head { margin-top: 24px !important; margin-bottom: 20px; }
  .section-head h2 { font-size: 20px; }
  .section-head p { font-size: 13px; }
  .case-slide { flex: 0 0 82%; }
  .solution-slide { flex: 0 0 100%; padding: 0; }
  .solution-slide__body { padding: 0 20px; bottom: 20px; }
  .solution-slide__title { font-size: 18px; margin-bottom: 6px; }
  .solution-slide__desc { font-size: 13px; -webkit-line-clamp: 2; }
  .solution-carousel__nav { display: none !important; }
  .solution-carousel__viewport { overflow: hidden; }
  .reveal--left, .reveal--right { transform: translateY(30px); }
  .reveal--left.is-visible, .reveal--right.is-visible { transform: none; }
  .vr-banner { height: 280px; }
  .vr-banner__play-btn { width: 56px; height: 56px; font-size: 24px; }
  .vr-banner__play-btn .ico { width: 20px; height: 20px; }
  .topbar__social { display: none; }
  .hero__brand-name { font-size: 28px; letter-spacing: 2px; }
  .hero__brand-slogan { font-size: 14px; letter-spacing: 1px; }
  .mascot--orange { margin-left: 0; }
  .lang-menu { min-width: auto; }
  .page-banner { height: 200px; }
  .page-banner__title { font-size: 24px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; padding-bottom: 32px; }
  .footer-col--brand { grid-column: 1 / -1; }
  .footer-col__company { font-size: 16px; }
  .footer-col__desc { font-size: 13px; }
  .footer-col__title { font-size: 15px; margin-bottom: 10px; }
  .footer-col__title--gap { margin-top: 16px; }
  .footer-col__list li { margin-bottom: 7px; }
  .footer-col__list a { font-size: 13px; }
  .footer-contact li { font-size: 13px; margin-bottom: 8px; }
  .footer-bottom__inner { flex-wrap: wrap; font-size: 12px; gap: 6px; }
  .goal { gap: 32px; }
  .goal__image { display: none; }
  .goal__content h2 { font-size: 26px; margin-bottom: 16px; }
  .goal__content > p { font-size: 14px; }
  .goal-point { padding: 16px 0; }
  .goal-point h3 { font-size: 16px; }
  .goal-point p { font-size: 13px; }
  .goal .btn { width: 100%; text-align: center; }
  .section-head--left { text-align: center; }
  .news-row { padding: 20px 0; gap: 18px; }
  .news-row__title { font-size: 17px; }
  .news-row__summary { font-size: 13px; -webkit-line-clamp: 3; }
  .news-row__date { font-size: 12.5px; }
  /* 新闻列表页移动端 */
  .news-page { padding: 24px 0 40px; }
  .news-page .detail-tabs__nav { overflow-x: auto; -webkit-overflow-scrolling: touch; scrollbar-width: none; gap: 0; margin-bottom: 16px; }
  .news-page .detail-tabs__nav::-webkit-scrollbar { display: none; }
  .news-page .detail-tabs__nav a { padding: 10px 14px !important; font-size: 13px !important; white-space: nowrap; flex-shrink: 0; text-align: center; }
  .cta { overflow: hidden; padding: 40px 0; }
  .cta__card { grid-template-columns: 1fr; }
  .cta__left { padding: 32px 22px; }
  .cta__left h2 { font-size: 24px; margin-bottom: 14px; }
  .cta__left .cta__sub { font-size: 14px; margin-bottom: 18px; }
  .cta__points li { font-size: 13px; margin-bottom: 10px; }
  .cta__right { padding: 28px 22px; }
  .inquiry-form__row { grid-template-columns: 1fr; gap: 0; }
  .inquiry-form__field { margin-bottom: 18px; }
  .inquiry-form__field textarea { border: 1px solid rgba(255,255,255,.5); border-radius: 4px; padding: 10px; }
  .float-widget { right: 12px; bottom: 18px; }
  .float-widget__btn { width: 46px; height: 46px; }
  .hero { overflow: hidden; height: 56vh; min-height: 360px; }
  .hero video, .hero__poster { object-fit: cover; }
  .topbar__inner { overflow: visible; }
  .lang-menu { position: fixed; right: 10px; top: calc(var(--topbar-h) + var(--header-h)); min-width: 140px; }
  /* 解决方案页面 */
  .page-banner { height: 180px; }
  .page-banner__title { font-size: 22px; }
  .breadcrumb { font-size: 12px; margin-top: 10px; }
  .breadcrumb__sep { margin: 0 5px; }
  .solution-grid { gap: 16px; }
  .solution-card__title { font-size: 16px; }
  .solution-card__desc { font-size: 12px; }
  .solution-card__body { bottom: 14px; padding: 0 14px; }
  /* 解决方案详情页移动端 */
  .sol-detail { padding: 24px 0 40px; }
  .sol-detail__hero { aspect-ratio: 16 / 9; margin-bottom: 20px; }
  .sol-detail__content { max-width: 100%; padding: 0 12px; }
  .sol-detail__title { font-size: 20px; margin-bottom: 12px; }
  .sol-detail__text { font-size: 13.5px; line-height: 1.7; margin-bottom: 12px; }
  .sol-detail__subtitle { font-size: 17px; margin: 20px 0 10px; }
  .sol-detail__list { font-size: 13.5px; line-height: 1.7; }
  .sol-detail__list li { margin-bottom: 8px; padding-left: 4px; }
  .sol-detail__actions { margin-top: 20px; gap: 10px; flex-direction: column; }
  .sol-detail__actions .btn { width: 100%; text-align: center; }
  /* 其他方案标题 */
  .sol-detail > .sol-detail__subtitle { font-size: 18px; margin: 28px 0 16px; padding: 0 12px; }
  .sol-detail > .solution-grid { gap: 14px; grid-template-columns: 1fr; padding: 0 12px; }
  .sol-detail > .solution-grid .solution-card { aspect-ratio: 16 / 9; }
  .sol-detail > .solution-grid .solution-card__title { font-size: 15px; }
  .sol-detail > .solution-grid .solution-card__desc { font-size: 11px; }
  /* 解决方案列表页移动端 */
  .sol-list-section .section-head { margin-top: 24px; margin-bottom: 20px; }
  .sol-list-section .section-head h2 { font-size: 24px; }
  .sol-list-section .section-head p { font-size: 13px; }
  .solution-card { aspect-ratio: 16 / 10; }
  /* 产品侧边栏移动端：可折叠下拉 */
  .side-cat { margin-bottom: 20px; border: 1px solid var(--line-color); border-radius: 6px; overflow: hidden; }
  .side-cat__title { font-size: 15px; padding: 14px 16px; margin-bottom: 0; border-bottom: none; cursor: pointer; display: flex; align-items: center; justify-content: space-between; }
  .side-cat__title::after { content: ''; width: 0; height: 0; border-left: 5px solid transparent; border-right: 5px solid transparent; border-top: 6px solid var(--text-dark); transition: transform .25s; flex-shrink: 0; margin-left: 8px; }
  .side-cat.is-open .side-cat__title::after { transform: rotate(180deg); }
  .side-cat__list { display: none; max-height: 55vh; overflow-y: auto; -webkit-overflow-scrolling: touch; }
  .side-cat.is-open .side-cat__list { display: block; }
  .side-cat__list li a { padding: 11px 16px; font-size: 13.5px; border-bottom: 1px solid #f2f2f2; }
  .side-cat__list li:last-child a { border-bottom: none; }
  /* 产品列表页移动端 */
  .page-layout { padding: 24px 0 40px; gap: 0; }
  .pcard__body { padding: 14px 14px 18px; }
  .pcard__title { font-size: 15px; }
  .pcard__desc { font-size: 12.5px; -webkit-line-clamp: 2; }
  .pcard__more { font-size: 13px; margin-top: 10px; }
  .pagination { margin-top: 28px; gap: 6px; }
  .pagination a, .pagination span { min-width: 34px; height: 34px; font-size: 13px; padding: 0 8px; }
  #product-content > p { font-size: 13px; margin-bottom: 18px; }
  /* 案例详情页移动端 */
  .case-detail__body { padding: 24px 32px 40px; }
  .case-detail__body h1 { font-size: 20px; margin-bottom: 14px; line-height: 1.35; }
  .case-detail__body .ai-img { margin: 16px 0; }
  .case-detail__body p { font-size: 13.5px; line-height: 1.75; margin-bottom: 12px; }
  .case-detail__body .btn { font-size: 13px; padding: 10px 18px; }
  .case-detail__body > div { justify-content: center; }
  /* 新闻详情页移动端 */
  .news-detail { padding: 28px 32px 40px; }
  .news-detail h1 { font-size: 22px; margin-bottom: 10px; }
  .news-detail__meta { font-size: 12.5px; margin-bottom: 20px; padding-bottom: 14px; }
  .news-detail p { font-size: 14px; line-height: 1.8; margin-bottom: 14px; }
  .news-detail .ai-img { margin: 18px 0; }
  .news-detail .btn { display: block; text-align: center; margin: 0 auto; max-width: 220px; }
  /* 产品详情页Tabs移动端 */
  .detail-tabs { padding-bottom: 40px; }
  .detail-tabs__nav { display: grid; grid-template-columns: 1fr 1fr; border-bottom: none; gap: 8px; margin-bottom: 20px; }
  .detail-tabs__nav button { padding: 10px 6px; font-size: 12.5px; border: 1px solid var(--line-color); border-radius: 6px; margin-bottom: 0; text-align: center; }
  .detail-tabs__nav button.is-active { color: var(--main-color); border-color: var(--main-color); background: rgba(var(--main-color-rgb,30,100,200),.06); }
  .detail-tabs__pane p { font-size: 13.5px; line-height: 1.75; margin-bottom: 12px; }
  .detail-tabs__pane h3 { font-size: 16px; margin: 20px 0 10px; }
  .detail-tabs__pane .params-table { font-size: 13px; }
  .detail-tabs__pane .params-table th, .detail-tabs__pane .params-table td { padding: 8px 10px; }
  /* 产品详情页顶部区域移动端 */
  .detail-top { padding: 24px 0; gap: 24px; }
  .detail-info h1 { font-size: 18px; margin-bottom: 10px; line-height: 1.35; }
  .detail-info__desc { font-size: 13px; margin-bottom: 14px; line-height: 1.6; }
  .detail-meta { font-size: 12.5px; padding: 12px 0; }
  .detail-meta div { margin-bottom: 6px; align-items: baseline; }
  .detail-meta dt { width: 80px; font-size: 12px; flex-shrink: 0; }
  .detail-meta dd { font-size: 12.5px; }
  .detail-actions { flex-direction: column; gap: 10px; margin-top: 16px; }
  .detail-actions .btn { font-size: 14px; padding: 12px 20px; text-align: center; width: 100%; }
  .gallery__thumbs { gap: 8px; }
  /* 产品详情页参数表移动端 */
  .params-table { font-size: 13px; margin: 16px 0 24px; }
  .params-table th, .params-table td { padding: 8px 10px; display: block; width: 100%; box-sizing: border-box; }
  .params-table th { width: 100%; font-weight: 700; border-bottom: none; padding-bottom: 4px; }
  .params-table td { padding-top: 4px; margin-bottom: 8px; }
  .params-table tr { display: block; margin-bottom: 6px; }
}

/* ==========================================================================
   阿拉伯语 RTL 适配
   ========================================================================== */
[dir="rtl"] body { direction: rtl; text-align: right; }
[dir="rtl"] .topbar__logo { margin-right: 0; margin-left: auto; }
[dir="rtl"] .topbar__inner, [dir="rtl"] .site-header__inner { flex-direction: row-reverse; }
[dir="rtl"] .main-nav__list { flex-direction: row-reverse; }
[dir="rtl"] .sub-nav { left: auto; right: 0; text-align: right; }
[dir="rtl"] .sub-nav--flyout { left: auto; right: 100%; }
[dir="rtl"] .sub-nav__arrow { transform: rotate(180deg); }
[dir="rtl"] .footer-grid { direction: rtl; text-align: right; }
[dir="rtl"] .contact-grid { direction: rtl; text-align: right; }
[dir="rtl"] .page-layout { direction: rtl; }
[dir="rtl"] .side-cat { border-right: none; border-left: 1px solid var(--border); }
[dir="rtl"] .breadcrumb__sep { transform: rotate(180deg); }
[dir="rtl"] .lang-menu { left: 0; right: auto; }
[dir="rtl"] .float-widget { right: auto; left: 12px; }
[dir="rtl"] .main-nav__arrow { transform: rotate(0); }
[dir="rtl"] .has-sub:hover .main-nav__arrow { transform: rotate(180deg); }
[dir="rtl"] .solution-carousel__nav--prev { left: auto; right: -55px; }
[dir="rtl"] .solution-carousel__nav--next { right: auto; left: -55px; }
[dir="rtl"] .solution-slide__body { text-align: center; }
[dir="rtl"] .solution-carousel__track { direction: rtl; }
[dir="rtl"] .goal { grid-template-columns: 1.1fr .9fr; }
[dir="rtl"] .reveal--left { transform: translateX(50px); }
[dir="rtl"] .reveal--right { transform: translateX(-50px); }
/* CTA区域RTL：保持白色卡片在左、表单卡片在右 */
[dir="rtl"] .cta__card { direction: ltr; }
[dir="rtl"] .cta__right { direction: rtl; text-align: right; }
[dir="rtl"] .inquiry-form__field .req { margin-right: 0; margin-left: 3px; }
/* 表单行RTL：保持两列对齐 */
[dir="rtl"] .inquiry-form__row { direction: ltr; }
[dir="rtl"] .inquiry-form__field label { text-align: right; }
/* 修复RTL下reveal动画偏移 */
[dir="rtl"] .reveal--left { transform: translateX(0); }

/* 移动端 RTL 适配 */
@media (max-width: 900px) {
  /* topbar：语言按钮靠左，logo靠右 */
  [dir="rtl"] .topbar__inner { flex-direction: row !important; justify-content: flex-start !important; }
  [dir="rtl"] .topbar__right { order: -1 !important; }
  [dir="rtl"] .topbar__logo { margin-right: 0 !important; margin-left: auto !important; }
  /* site-header：汉堡按钮靠左，logo靠右 */
  [dir="rtl"] .site-header__inner { flex-direction: row !important; justify-content: space-between !important; }
  [dir="rtl"] .site-header__inner .nav-toggle { order: -1 !important; }
  [dir="rtl"] .site-header__inner .logo { order: 1 !important; }
}