/* 共享样式：中英文页面使用同一个文件。 */
:root { color-scheme:light; --bg:#fafafa; --surface:#fff; --text:#1d1d1f; --muted:#6e6e73; --accent:#0066cc; --radius:30px; --shadow:0 6px 28px #00000009; }
* { box-sizing:border-box; }
html { scroll-behavior:smooth; scroll-padding-top:32px; }
body { margin:0; background:var(--bg); color:var(--text); font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif; -webkit-font-smoothing:antialiased; line-height:1.7; overflow-wrap:anywhere; }
a { color:inherit; text-decoration:none; }
button { font:inherit; cursor:pointer; }
a:focus-visible,button:focus-visible { outline:3px solid var(--accent); outline-offset:5px; }
h1,h2,h3,p,figure { margin:0; }
h1,h2,h3 { text-wrap:balance; }
.container { width:min(1320px,calc(100% - 64px)); margin-inline:auto; }
.skip-link { position:fixed; top:12px; left:12px; z-index:100; padding:10px 18px; transform:translateY(-200%); background:var(--text); color:#fff; border-radius:8px; }
.skip-link:focus { transform:translateY(0); }
.site-header { border-bottom:1px solid #0000000b; }
.header-inner { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:24px; min-height:88px; padding-block:18px; }
.brand { font-size:21px; font-weight:750; letter-spacing:-.04em; }
.navigation { display:flex; flex-wrap:wrap; gap:8px 24px; color:var(--muted); font-size:13px; }
.navigation a { padding-block:8px; }
.navigation a:hover { color:var(--text); }
.language-switch { display:inline-flex; flex-shrink:0; padding:4px; border-radius:999px; background:#ededf0; }
.language-switch a { display:inline-flex; align-items:center; justify-content:center; min-height:36px; padding:7px 15px; border-radius:999px; color:var(--muted); font-size:12px; font-weight:600; }
.language-switch a[aria-current="page"] { background:#fff; color:var(--text); box-shadow:0 2px 6px #0000000f; }

.hero-grid { display:grid; grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr); align-items:center; gap:64px; }
.hero-copy { min-width:0; }
.eyebrow { margin-bottom:22px; color:var(--muted); font-size:12px; font-weight:650; letter-spacing:.12em; text-transform:uppercase; }
h1 { font-size:clamp(44px,5vw,72px); font-weight:750; line-height:1.12; letter-spacing:-.065em; }
.hero-secondary { display:block; margin-top:6px; color:#85858b; font-weight:500; }
.hero-description { max-width:440px; margin-top:28px; color:var(--muted); font-size:17px; line-height:1.9; }
.hero-actions { display:flex; align-items:center; flex-wrap:wrap; gap:24px; margin-top:32px; }
.button { display:inline-flex; align-items:center; justify-content:center; min-height:50px; padding:12px 24px; border-radius:999px; background:var(--text); color:#fff; font-size:14px; font-weight:550; }
.button:hover { background:#3b3b3e; }
.text-link { color:var(--accent); font-size:14px; font-weight:550; }
.text-link:hover { text-decoration:underline; text-underline-offset:5px; }
/* 轮播图片与辅助标题的基础样式。 */
.sr-only { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap; border:0; }

.carousel-track { display:flex; width:100%; height:100%; transition:transform 350ms ease; will-change:transform; }
.carousel-track.is-resetting { transition:none; }
.hero-slide { display:block; flex:0 0 100%; min-width:0; width:100%; height:100%; object-fit:cover; object-position:center; color:#fff; }

.carousel-toggle[hidden] { display:none; }
.section { padding-bottom:112px; }
.section-heading { display:flex; align-items:flex-end; justify-content:space-between; flex-wrap:wrap; gap:24px; margin-bottom:36px; }
h2 { font-size:clamp(32px,4vw,46px); font-weight:700; line-height:1.2; letter-spacing:-.05em; }
.section-description { max-width:350px; color:var(--muted); font-size:14px; line-height:1.8; }
.bento { display:grid; grid-template-columns:repeat(12,minmax(0,1fr)); gap:24px; }
.card { min-width:0; overflow:hidden; border:1px solid #00000006; border-radius:var(--radius); background:var(--surface); box-shadow:var(--shadow); transition:transform 250ms ease,box-shadow 250ms ease; }
.device-card { display:flex; flex-direction:column; grid-column:span 4; }
.device-featured { grid-column:span 8; grid-row:span 2; background:#f0f2f3; }
.device-content { padding:28px 30px 12px; }
.device-featured .device-content { padding:44px 44px 0; }
.card-label { margin-bottom:12px; color:var(--muted); font-size:11px; font-weight:650; letter-spacing:.1em; text-transform:uppercase; }
.device-card h3 { font-size:28px; font-weight:700; line-height:1.2; letter-spacing:-.045em; }
.device-featured h3 { font-size:clamp(36px,4.5vw,56px); }
.card-description { margin-top:14px; color:var(--muted); font-size:14px; line-height:1.85; }
.device-featured .card-description { max-width:480px; font-size:17px; }
.device-media { display:flex; flex:1; align-items:center; justify-content:center; min-height:170px; margin:8px 24px 24px; overflow:hidden; border-radius:18px; background:#e8ecef; }
.device-media img { display:block; width:100%; height:170px; object-fit:contain; }
.device-featured .device-media { min-height:380px; margin:28px 36px 36px; }
.device-featured .device-media img { height:380px; }
.image-placeholder { min-height:170px; padding:24px; color:var(--muted); font-size:14px; text-align:center; }
.article-card { min-height:330px; padding:36px; }
.article-card:nth-child(1) { grid-column:span 5; background:#eef3f7; }
.article-card:nth-child(2) { grid-column:span 4; }
.article-card:nth-child(3) { grid-column:span 3; background:#f2f1ed; }
.article-number { margin-bottom:42px; color:var(--muted); font-size:13px; }
.article-card h3 { font-size:28px; font-weight:650; line-height:1.3; letter-spacing:-.04em; }
.article-card:first-child h3 { font-size:36px; }
.contact-card { display:grid; grid-template-columns:1fr 1fr; gap:64px; padding:60px; border-radius:var(--radius); background:var(--surface); box-shadow:var(--shadow); }
.contact-description { max-width:380px; margin-top:24px; color:var(--muted); line-height:1.9; }
.contact-list { display:grid; grid-template-columns:minmax(0,1fr) minmax(0,1fr); align-content:start; gap:30px; margin:0; }
.contact-list dt { margin-bottom:8px; color:var(--muted); font-size:12px; }
.contact-list dd { margin:0; font-size:15px; font-weight:550; }
.contact-list a:hover { color:var(--accent); }
.site-footer { padding-block:28px 36px; border-top:1px solid #e9e9ec; color:var(--muted); font-size:12px; }
@media (hover:hover) and (prefers-reduced-motion:no-preference) { .card:hover { transform:translateY(-5px); box-shadow:0 18px 48px #00000013; } }
@media (max-width:1050px) {
  .hero-grid { gap:36px; }
  .article-card { padding:28px; }
  .article-card:nth-child(1) { grid-column:span 12; min-height:250px; }
  .article-card:nth-child(2),.article-card:nth-child(3) { grid-column:span 6; min-height:280px; }
  .contact-card { padding:40px; gap:40px; }
  .contact-list { grid-template-columns:1fr; gap:22px; }
}
@media (max-width:800px) {
  .container { width:calc(100% - 40px); }
  .navigation { order:3; width:100%; }
  
  
  .hero-grid { grid-template-columns:1fr; gap:44px; }
  h1 { font-size:clamp(44px,8vw,68px); }
  .hero-description { max-width:560px; }
  .section { padding-bottom:80px; }
  .bento { gap:18px; }
  .device-featured { grid-column:span 12; grid-row:auto; }
  .device-card:not(.device-featured) { grid-column:span 6; }
  .device-featured .device-media { min-height:280px; }
  .device-featured .device-media img { height:280px; }
  .contact-card { grid-template-columns:1fr; }
  .contact-list { grid-template-columns:minmax(0,1fr) minmax(0,1fr); }
}
@media (max-width:480px) {
  :root { --radius:24px; }
  .header-inner { gap:18px; }
  .navigation { gap:8px 20px; }
  
  .hero-description { font-size:16px; }
  .hero-actions { gap:20px; }
  .device-card:not(.device-featured),.article-card:nth-child(2),.article-card:nth-child(3) { grid-column:span 12; }
  .device-featured .device-content { padding:30px 26px 0; }
  .device-featured .device-media { min-height:220px; margin:24px; }
  .device-featured .device-media img { height:220px; }
  .article-card { min-height:260px; }
  .contact-card { padding:30px 26px; }
  .contact-list { grid-template-columns:1fr; }
}
@media (prefers-reduced-motion:reduce) { html { scroll-behavior:auto; } .card,.carousel-track { transition:none; } }

/* 全屏首页：透明导航叠在背景图片上，首屏不显示圆角或外部留白。 */
:root { --hero-accent:#b600f5; }
.site-header-overlay { position:absolute; top:0; left:0; width:100%; z-index:10; border:0; color:#fff; }
.site-header-overlay .header-inner { min-height:112px; }
.site-header-overlay .brand { color:#fff; font-size:24px; font-weight:750; }
.site-header-overlay .navigation { color:#fff; font-size:15px; font-weight:650; gap:8px 36px; }
.site-header-overlay .navigation a:hover { color:#e4b7ff; }
.site-header-overlay .language-switch { background:#ffffff16; border:1px solid #ffffff35; }
.site-header-overlay .language-switch a { color:#ffffffd9; }
.site-header-overlay .language-switch a[aria-current="page"] { color:#fff; background:#ffffff24; box-shadow:none; }
.hero { position:relative; width:100%; height:100svh; min-height:640px; padding:0; background:#07121d; }
.hero-visual { position:absolute; inset:0; width:100%; height:100%; overflow:hidden; isolation:isolate; border-radius:0; background:#07121d; box-shadow:none; }
.hero-slide { object-fit:cover; object-position:center; }
.hero-shade { position:absolute; inset:0; z-index:1; pointer-events:none; background:linear-gradient(90deg,rgba(2,9,17,.64),rgba(2,9,17,.2) 65%,rgba(2,9,17,.12)),linear-gradient(180deg,rgba(0,0,0,.35),transparent 25%,transparent 72%,rgba(0,0,0,.35)); }
.hero-content { position:relative; z-index:2; height:100%; display:flex; flex-direction:column; align-items:flex-start; justify-content:center; padding-block:150px 170px; color:#fff; pointer-events:none; }
.hero-kicker { display:flex; align-items:center; gap:16px; margin-bottom:28px; font-size:clamp(17px,2vw,28px); font-weight:400; line-height:1.5; }
.accent-mark { flex-shrink:0; width:22px; height:24px; background:radial-gradient(circle,var(--hero-accent) 1.6px,transparent 2px) 0 0/8px 8px; }
.hero-content h1 { max-width:1000px; color:#fff; font-size:clamp(38px,4vw,64px); line-height:1.35; font-weight:750; letter-spacing:-.04em; }
.hero-cta { display:inline-flex; align-items:center; gap:26px; min-height:52px; margin-top:58px; padding-left:28px; border-radius:999px; background:var(--hero-accent); color:#fff; font-size:14px; font-weight:650; pointer-events:auto; }
.hero-cta:hover { background:#9700d0; }
.cta-arrow { display:grid; place-items:center; width:52px; height:52px; border:1px solid #ffffff60; border-radius:50%; font-size:24px; font-weight:400; }
.hero-controls { position:absolute; left:0; right:0; bottom:38px; z-index:3; display:flex; align-items:center; justify-content:space-between; gap:20px; color:#fff; }
.carousel-dots { display:flex; align-items:center; gap:14px; }
.carousel-dot { position:relative; width:50px; height:44px; padding:0; border:0; background:transparent; }
.carousel-dot::before { content:""; position:absolute; top:18px; left:0; width:100%; height:7px; border:1px solid #ffffffd9; border-radius:999px; background:transparent; }
.carousel-dot.is-active::before { background:#fff; }
.carousel-actions { display:flex; align-items:center; gap:14px; }
.carousel-toggle { min-height:42px; padding:8px 15px; border:1px solid #ffffff75; border-radius:999px; background:#07121d55; color:#fff; font-size:12px; }
.carousel-toggle[hidden] { display:none; }
.carousel-arrow { display:grid; place-items:center; width:44px; height:44px; padding:0; border:1px solid #ffffffb3; border-radius:50%; background:#ffffff08; color:#fff; font-size:23px; }
.carousel-arrow:hover,.carousel-toggle:hover { background:#ffffff25; }
.scroll-cue { position:absolute; left:50%; top:50%; transform:translate(-50%,-50%); display:flex; align-items:flex-start; justify-content:center; width:22px; height:34px; padding-top:7px; border:1px solid #ffffffb3; border-radius:999px; }
.scroll-cue span { width:2px; height:8px; border-radius:2px; background:#fff; }
#devices { padding-top:88px; }
@media (max-width:1050px) {
  .site-header-overlay .navigation { gap:8px 22px; }
}
@media (max-width:800px) {
  .site-header-overlay .header-inner { gap:12px 20px; min-height:126px; }
  .site-header-overlay .navigation { justify-content:flex-start; gap:8px 24px; font-size:13px; }
  .hero { min-height:620px; }
  .hero-content { padding-block:170px 150px; }
  .hero-content h1 { font-size:clamp(38px,6vw,54px); }
  .hero-kicker { font-size:18px; margin-bottom:22px; }
  .hero-cta { margin-top:38px; }
  .hero-controls { bottom:24px; }
  #devices { padding-top:64px; }
}
@media (max-width:480px) {
  .hero { min-height:600px; }
  .hero-content h1 { font-size:38px; }
  .hero-kicker { gap:10px; font-size:15px; }
  .hero-shade { background:linear-gradient(90deg,#020911ad,#02091138),linear-gradient(180deg,#00000059,transparent 30%,transparent 65%,#00000059); }
  .carousel-dot { width:32px; }
  .carousel-dots { gap:10px; }
  .carousel-actions { gap:8px; }
  .carousel-arrow { width:38px; height:38px; }
  .carousel-toggle { padding:7px 10px; min-height:38px; font-size:11px; }
  .scroll-cue { display:none; }
}

/* 品牌 LOGO：原图 400×120，桌面显示 200×60，手机显示 160×48。 */
.brand { display:inline-flex; flex-shrink:0; align-items:center; }
.brand-logo { display:block; width:200px; height:auto; object-fit:contain; }
@media (max-width:800px) { .brand-logo { width:160px; } }

/* 六张图片的指示器：电脑横向排列，手机端独占一行。 */
@media (max-width:800px) {
  .hero-controls { flex-wrap:wrap; }
  .carousel-dots { width:100%; justify-content:center; }
  .carousel-actions { margin-left:auto; }
  .hero-controls .scroll-cue { display:none; }
}
@media (max-width:480px) {
  .carousel-dot { width:32px; }
  .carousel-dots { gap:12px; }
}

/* 首页只有一屏轮播，产品、技术和联系内容分别进入独立栏目。 */
.home-page .hero { height:100svh; min-height:100svh; }
.site-header-inner { background:#07121d; color:#fff; border:0; }
.site-header-inner .navigation { color:#fff; }
.site-header-inner .navigation a[aria-current="page"] { color:#e4b7ff; }
.site-header-inner .language-switch { background:#ffffff16; }
.site-header-inner .language-switch a { color:#fff; }
.site-header-inner .language-switch a[aria-current="page"] { background:#ffffff24; color:#fff; }
.content-main { min-height:calc(100svh - 200px); }
.content-page .section { padding-top:72px; }
.content-page h1 { font-size:clamp(32px,4vw,46px); line-height:1.25; letter-spacing:-.045em; }
@media (max-width:800px) { .content-page .section { padding-top:48px; } }

/* 设备栏目：六张图片均为完整可点击卡片。 */
.device-list-card { display:flex; flex-direction:column; grid-column:span 4; color:var(--text); }
.device-list-featured { grid-column:span 8; grid-row:span 2; }
.catalog-image { flex:1; min-height:220px; overflow:hidden; background:#e8ecef; }
.catalog-image img { display:block; width:100%; height:100%; min-height:220px; aspect-ratio:16/9; object-fit:cover; }
.device-list-featured .catalog-image img { min-height:440px; }
.catalog-copy { padding:26px; }
.catalog-copy h2 { margin-bottom:20px; font-size:24px; line-height:1.35; }
.catalog-link { color:var(--accent); font-size:14px; font-weight:600; }
.device-list-card:hover h2 { color:var(--accent); }
.detail-back { display:inline-block; margin-bottom:30px; color:var(--accent); font-size:14px; }
.product-detail-grid { display:grid; grid-template-columns:minmax(0,1.1fr) minmax(0,1fr); gap:48px; align-items:start; }
.product-photo { overflow:hidden; border-radius:var(--radius); background:#e8ecef; }
.product-photo img { display:block; width:100%; height:auto; aspect-ratio:4/3; object-fit:contain; }
.product-summary h1 { margin-bottom:28px; }
.product-summary h2 { margin-bottom:14px; font-size:21px; }
.product-intro { color:var(--muted); font-size:16px; line-height:1.9; }
.product-specifications { margin-top:64px; }
.product-specifications h2 { margin-bottom:24px; font-size:28px; }
.spec-table-wrap { overflow:auto; border:1px solid #dce3eb; border-radius:16px; background:#fff; }
.spec-table { width:100%; border-collapse:collapse; }
.spec-table th,.spec-table td { padding:18px 24px; border-bottom:1px solid #dce3eb; text-align:left; }
.spec-table th { width:40%; background:#f0f3f7; font-weight:600; }
.spec-table tr:last-child th,.spec-table tr:last-child td { border-bottom:0; }
.spec-note { margin-top:18px; color:var(--muted); font-size:14px; }
@media (max-width:800px) {
  .device-list-featured { grid-column:span 12; grid-row:auto; }
  .device-list-card:not(.device-list-featured) { grid-column:span 6; }
  .device-list-featured .catalog-image img { min-height:280px; }
  .product-detail-grid { grid-template-columns:1fr; gap:32px; }
}
@media (max-width:480px) {
  .device-list-card:not(.device-list-featured) { grid-column:span 12; }
  .catalog-copy { padding:22px; }
  .device-list-featured .catalog-image img { min-height:220px; }
  .product-specifications { margin-top:40px; }
}

/* 设备栏目使用等大卡片：电脑三列、平板两列、手机一列。 */
.device-catalog { grid-template-columns:repeat(3,minmax(0,1fr)); align-items:stretch; }
.device-catalog .device-list-card { grid-column:auto; grid-row:auto; }
.device-catalog .catalog-image { flex:none; width:100%; min-height:0; aspect-ratio:16/9; }
.device-catalog .catalog-image img { width:100%; height:100%; min-height:0; aspect-ratio:auto; object-fit:cover; }
.device-catalog .catalog-copy { display:flex; flex:1; flex-direction:column; align-items:flex-start; }
.device-catalog .catalog-copy h2 { font-size:24px; }
.device-catalog .catalog-link { margin-top:auto; }
@media (max-width:900px) { .device-catalog { grid-template-columns:repeat(2,minmax(0,1fr)); } }
@media (max-width:560px) { .device-catalog { grid-template-columns:minmax(0,1fr); } }

/* 设备列表适配整机照片：4:3 浅色画布，居中完整显示，不裁切。 */
.device-catalog .catalog-image {
  display:flex;
  align-items:center;
  justify-content:center;
  flex:none;
  width:100%;
  min-height:0;
  aspect-ratio:4/3;
  padding:24px;
  background:#f2f4f6;
}
.device-catalog .catalog-image img {
  display:block;
  width:100%;
  height:100%;
  min-height:0;
  aspect-ratio:auto;
  object-fit:contain;
  object-position:center;
}
@media (max-width:560px) {
  .device-catalog .catalog-image { padding:20px; }
}

/* 设备海报采用原始 3:4 比例，铺满图片区域，不裁切、不增加内边距。 */
.device-catalog .catalog-image {
  display:block;
  flex:none;
  width:100%;
  min-height:0;
  aspect-ratio:3/4;
  padding:0;
  background:#07121d;
}
.device-catalog .catalog-image img {
  display:block;
  width:100%;
  height:100%;
  min-height:0;
  aspect-ratio:auto;
  object-fit:contain;
  object-position:center;
}
.device-catalog .catalog-copy { padding:20px 24px 22px; }
.device-catalog .catalog-copy .card-label { margin-bottom:8px; }
.device-catalog .catalog-copy h2 { margin-bottom:16px; font-size:22px; }
@media (max-width:560px) {
  .device-catalog .catalog-copy { padding:18px 20px 20px; }
}

/* 详情页：左侧 3:4 五图轮播，右侧视频播放器，参数位于两列下方。 */
.detail-page-heading { margin-bottom:32px; }
.detail-page-heading .eyebrow { margin-bottom:12px; }
.product-media-grid { grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr); gap:40px; align-items:start; }
.product-gallery { min-width:0; position:relative; }
.gallery-viewport { width:100%; aspect-ratio:3/4; overflow:hidden; border-radius:24px; background:#07121d; }
.gallery-track { display:flex; width:100%; height:100%; transition:transform 350ms ease; will-change:transform; }
.gallery-track.is-resetting { transition:none; }
.gallery-slide { display:block; flex:0 0 100%; min-width:0; width:100%; height:100%; object-fit:contain; object-position:center; }
.gallery-controls { display:flex; align-items:center; justify-content:space-between; gap:12px; margin-top:16px; }
.gallery-dots { display:flex; align-items:center; justify-content:center; gap:8px; }
.gallery-dot { display:grid; place-items:center; width:28px; height:36px; padding:0; border:0; background:transparent; }
.gallery-dot::before { content:""; width:20px; height:5px; border-radius:10px; background:#c8cdd5; }
.gallery-dot.is-active::before { background:var(--text); }
.gallery-arrow { width:38px; height:38px; border:1px solid #dce3eb; border-radius:50%; background:#fff; color:var(--text); font-size:20px; }
.gallery-toggle { display:block; min-height:36px; margin:8px auto 0; padding:6px 14px; border:1px solid #dce3eb; border-radius:999px; background:#fff; color:var(--muted); font-size:12px; }
.gallery-toggle[hidden],.video-placeholder[hidden] { display:none; }
.product-video-panel { min-width:0; }
.product-video-panel h2 { margin-bottom:20px; font-size:26px; }
.product-video-frame { position:relative; width:100%; aspect-ratio:16/9; overflow:hidden; border-radius:24px; background:#07121d; }
.product-video-frame video { display:block; width:100%; height:100%; object-fit:contain; background:#07121d; }
.video-placeholder { position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; padding:24px; background:#07121ddd; color:#fff; text-align:center; }
.video-play-symbol { display:grid; place-items:center; width:64px; height:64px; margin-bottom:14px; border:1px solid #ffffff75; border-radius:50%; font-size:22px; }
.video-placeholder p { margin-bottom:8px; font-size:18px; font-weight:600; }
.video-placeholder>span:last-child { max-width:360px; color:#c3cbd5; font-size:13px; }
.media-description { margin-top:24px; color:var(--muted); line-height:1.9; font-size:15px; }
@media (max-width:800px) {
  .product-media-grid { grid-template-columns:minmax(0,1fr); gap:40px; }
  .product-gallery { width:100%; max-width:520px; margin-inline:auto; }
}
@media (prefers-reduced-motion:reduce) { .gallery-track { transition:none; } }

/* 页面完善：详情比例、文章阅读页、联系方式预留。 */
.navigation a[aria-current="page"] { text-decoration:underline; text-underline-offset:7px; }
.product-media-grid { grid-template-columns:minmax(0,400px) minmax(0,1fr); gap:40px; }
.product-image-panel h2,.product-video-panel h2 { margin:0 0 20px; font-size:24px; line-height:1.3; }
.detail-portrait { aspect-ratio:3/4; overflow:hidden; border-radius:24px; background:#07121d; }
.detail-portrait img { display:block; width:100%; height:100%; object-fit:contain; }
.video-reserved { display:flex; flex-direction:column; align-items:center; justify-content:center; gap:12px; padding:24px; aspect-ratio:16/9; border:1px solid #dce3eb; border-radius:24px; background:#edf1f5; color:var(--muted); text-align:center; }
.video-reserved-symbol { display:grid; place-items:center; width:60px; height:60px; border:1px solid #c7d0dd; border-radius:50%; font-size:20px; color:#536176; }
.video-reserved strong { color:var(--text); font-size:20px; }
.video-reserved p { font-size:14px; }
.product-specifications { margin-top:48px; }
.article-link { display:flex; flex-direction:column; align-items:flex-start; }
.article-link h2 { font-size:28px; line-height:1.3; }
.article-link:first-child h2 { font-size:34px; }
.article-read { margin-top:auto; padding-top:28px; color:var(--accent); font-size:14px; font-weight:600; }
.article-container { max-width:900px; }
.article-heading { padding-bottom:32px; border-bottom:1px solid #dce3eb; }
.article-lead { margin-top:24px; color:var(--muted); font-size:18px; line-height:1.9; }
.article-prose { padding-block:12px 36px; }
.article-prose section { margin-top:36px; }
.article-prose h2 { margin-bottom:14px; font-size:25px; line-height:1.4; }
.article-prose p { color:var(--muted); font-size:16px; line-height:2; }
.article-cta { display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:24px; padding:28px; background:#edf1f5; border-radius:20px; }
.article-cta h2 { font-size:23px; }
.contact-equipment-link { display:inline-block; margin-top:24px; }
.inquiry-panel { margin-top:32px; padding:36px; border:1px solid #dce3eb; border-radius:24px; background:#fff; }
.inquiry-panel h2 { font-size:25px; margin-bottom:20px; }
.inquiry-panel ul { display:grid; grid-template-columns:1fr 1fr; gap:14px 32px; margin:0; padding-left:22px; color:var(--muted); }
.footer-content { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:20px; }
.footer-navigation { display:flex; flex-wrap:wrap; gap:16px; }
@media(max-width:900px) { .product-media-grid { grid-template-columns:minmax(0,330px) minmax(0,1fr); gap:28px; } }
@media(max-width:700px) {
  .product-media-grid { grid-template-columns:minmax(0,1fr); gap:32px; }
  .product-image-panel { width:100%; max-width:440px; margin-inline:auto; }
  .inquiry-panel { padding:24px; }
  .inquiry-panel ul { grid-template-columns:1fr; }
}

/* 详情轮播支持每台机器独立的照片集合，单图时不显示空的轮播控制。 */
[hidden] { display:none !important; }
.product-image-panel .product-gallery { max-width:none; margin:0; }

/* 顶部导航：半透明圆角底、轻微模糊、当前栏目独立高亮。 */
.site-header .navigation {
  display:flex;
  align-items:center;
  gap:6px;
  padding:6px;
  border:1px solid rgba(255,255,255,.18);
  border-radius:18px;
  background:rgba(20,29,41,.62);
  box-shadow:0 8px 24px rgba(0,0,0,.10);
  -webkit-backdrop-filter:blur(16px);
  backdrop-filter:blur(16px);
}
.site-header .navigation a {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:42px;
  padding:9px 20px;
  border-radius:12px;
  color:rgba(255,255,255,.86);
  font-size:14px;
  font-weight:600;
  text-decoration:none;
  transition:background 180ms ease,color 180ms ease;
}
.site-header .navigation a:hover {
  background:rgba(255,255,255,.10);
  color:#fff;
}
.site-header .navigation a[aria-current="page"] {
  background:rgba(255,255,255,.20);
  color:#fff;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.12),0 2px 8px rgba(0,0,0,.08);
  text-decoration:none;
}
@media(max-width:800px) {
  .site-header .navigation { justify-content:space-between; gap:3px; }
  .site-header .navigation a { flex:1; padding:8px 12px; font-size:13px; }
}
@media(max-width:380px) {
  .site-header .navigation a { padding:8px 7px; font-size:12px; }
}
@media(prefers-reduced-motion:reduce) { .site-header .navigation a { transition:none; } }

/* 图片基础保护：限制常规选择、移动端长按菜单与拖拽；不能阻止系统截图。 */
img {
  -webkit-user-drag:none;
  -webkit-touch-callout:none;
  -webkit-user-select:none;
  user-select:none;
}

/* T-300 核心参数：资料来自本次提供的产品技术文件。 */
.product-key-specs { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; margin-top:20px; }
.product-key-specs>div { min-width:0; padding:16px; border:1px solid #dce3eb; border-radius:14px; background:#fff; }
.product-key-specs span { display:block; margin-bottom:8px; color:var(--muted); font-size:12px; }
.product-key-specs strong { display:block; color:var(--text); font-size:18px; font-weight:650; line-height:1.4; }
@media(max-width:1050px) and (min-width:701px) { .product-key-specs { grid-template-columns:1fr; } }
@media(max-width:480px) { .product-key-specs { grid-template-columns:1fr; } }

/* 多图详情的轮播指示器自动收缩，适配七张及更多图片的小屏显示。 */
.product-gallery .gallery-dots { flex:1; min-width:0; gap:4px; }
.product-gallery .gallery-dot { flex:1; min-width:0; max-width:28px; }
.product-gallery .gallery-dot::before { width:70%; max-width:20px; }
.product-gallery .gallery-arrow { flex:0 0 38px; }
@media(max-width:380px) {
  .product-gallery .gallery-controls { gap:6px; }
  .product-gallery .gallery-arrow { flex-basis:32px; width:32px; height:32px; }
  .product-gallery .gallery-dots { gap:3px; }
}

/* SEO 可见文本与导航：保持首页单屏布局，不使用隐藏关键词 */
.hero-product-summary{color:rgba(255,255,255,.88);font-size:clamp(13px,1.4vw,18px);line-height:1.65;margin:16px 0 24px;max-width:560px;text-wrap:balance}
.seo-breadcrumbs{width:min(1180px,calc(100% - 48px));margin:24px auto 0;display:flex;flex-wrap:wrap;gap:8px 12px;font-size:13px;line-height:1.7;color:#666}
.seo-breadcrumbs a{color:inherit;text-decoration:none}.seo-breadcrumbs a:hover{text-decoration:underline}
.seo-related{width:min(1180px,calc(100% - 48px));margin:0 auto 60px;padding:28px;border-radius:24px;background:#f1f1f4}
.seo-related h2{font-size:20px;margin:0 0 16px}.seo-related ul{display:flex;flex-wrap:wrap;gap:12px 24px;list-style:none;padding:0;margin:0}.seo-related a{font-size:14px;line-height:1.7;color:#5146aa;text-underline-offset:4px}
@media(max-width:600px){.seo-breadcrumbs,.seo-related{width:calc(100% - 32px)}.seo-related{padding:22px}.seo-related ul{display:grid;gap:12px}.hero-product-summary{max-width:300px;margin:12px 0 20px}}

.social-dialog{position:fixed;inset:0;width:min(420px,calc(100% - 40px));max-height:calc(100dvh - 48px);overflow:auto;margin:auto;padding:38px 30px 28px;border:1px solid #e9e7ef;border-radius:26px;background:#fafafa;color:#222;box-shadow:0 24px 100px #0003;text-align:center}
.social-dialog::backdrop{background:rgba(18,17,24,.45);backdrop-filter:blur(4px)}
.social-dialog h2{margin:4px 0 14px;font-size:24px;line-height:1.4}.social-dialog p{margin:0 0 20px;color:#696772;font-size:15px;line-height:1.8}.social-dialog-close{position:absolute;top:10px;right:12px;display:grid;place-items:center;width:34px;height:34px;border:0;background:#efedf3;border-radius:50%;font-size:24px;line-height:1;color:#555;cursor:pointer}
.social-dialog-confirm{border:0;cursor:pointer;font-family:inherit}.social-qr{width:min(240px,100%);padding:10px;margin:0 auto 20px;background:#fff;border-radius:12px}.social-qr img{width:100%;height:auto;display:block;object-fit:contain}.social-wechat-id{overflow-wrap:anywhere;user-select:text}.social-noscript{position:fixed;bottom:4px;right:8px;max-width:260px;font-size:11px;background:#fff;color:#555;z-index:50;padding:6px;border-radius:6px}

/* 精简联系浮栏：三枚单色图标，细边框与柔和阴影。 */
.social-dock{position:fixed;right:22px;top:50%;transform:translateY(-50%);z-index:50;font-family:inherit}
.social-trigger{display:none;list-style:none;cursor:pointer}.social-trigger::-webkit-details-marker{display:none}
.social-panel{display:flex;flex-direction:column;gap:4px;padding:7px;background:rgba(255,255,255,.95);border:1px solid #16131f0d;border-radius:999px;box-shadow:0 8px 30px #2420320d;backdrop-filter:blur(16px)}
.social-panel-heading{display:none}
.social-item{position:relative;display:flex;align-items:center;justify-content:center;flex:none;width:44px;height:44px;padding:11px;border:0;border-radius:50%;background:transparent;color:#55515f;cursor:pointer;text-decoration:none;font:inherit;transition:background .2s,color .2s,transform .2s;--social-icon-cutout:#fff}
.social-item svg,.social-trigger svg{display:block;width:22px;height:22px;flex:none}
.social-item:hover,.social-item:focus-visible{background:#eeeaf7;color:#6850b4;transform:translateY(-2px);--social-icon-cutout:#eeeaf7}
.social-item:focus-visible,.social-trigger:focus-visible,.social-dialog-close:focus-visible{outline:2px solid #9e89e0;outline-offset:4px}
.social-name{position:absolute;right:calc(100% + 18px);top:50%;transform:translateY(-50%);padding:7px 12px;background:#292631;color:#fff;border-radius:8px;font-size:12px;font-weight:500;line-height:1.5;white-space:nowrap;pointer-events:none;opacity:0;transition:opacity .15s}
.social-item:hover .social-name,.social-item:focus-visible .social-name{opacity:1}
.social-pending{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
.home-page .social-panel{background:#17202a80;border-color:#ffffff20;box-shadow:0 8px 30px #00000015}
.home-page .social-panel .social-item{color:#ffffffe0;--social-icon-cutout:#29313a}
.home-page .social-panel .social-item:hover,.home-page .social-panel .social-item:focus-visible{background:#ffffff24;color:#fff;--social-icon-cutout:#424852}
/* Facebook / Instagram / X 安排在底部，图标等大、横向留白。 */
.footer-follow{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.footer-follow-label{font-size:11px;letter-spacing:.1em;color:#928d99;white-space:nowrap}
.footer-social-links{display:flex;align-items:center;gap:10px}
.social-item-footer{width:36px;height:36px;padding:9px;color:#78727f;background:transparent;--social-icon-cutout:#fafafa}
.social-item-footer svg{width:18px;height:18px}
.social-item-footer .social-name{top:auto;right:50%;bottom:calc(100% + 10px);transform:translateX(50%)}
.home-social-follow{position:absolute;bottom:36px;left:50%;transform:translateX(-50%);z-index:4;gap:16px}
.home-social-follow .footer-follow-label{color:#ffffff80}
.home-social-follow .social-item-footer{color:#ffffffb3;--social-icon-cutout:#17202a}
.home-social-follow .social-item-footer:hover,.home-social-follow .social-item-footer:focus-visible{color:#fff;background:#ffffff20;--social-icon-cutout:#3d4249}
@media(min-width:768px){.content-page .content-main{padding-right:72px}}
@media(min-width:768px) and (max-width:1350px){.social-dock{right:12px}.social-panel{padding:5px}.social-panel .social-item{width:40px;height:40px;padding:10px}}
@media(max-width:767px){
 .social-dock{top:auto;right:16px;bottom:calc(18px + env(safe-area-inset-bottom,0px));transform:none}
 .social-trigger{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:12px 17px;border:1px solid #ffffff12;border-radius:999px;background:#302a3d;color:#fff;box-shadow:0 6px 22px #241f3322;font-size:13px;font-weight:500}
 .social-panel,.home-page .social-panel{position:absolute;right:0;bottom:calc(100% + 12px);width:220px;padding:10px;gap:4px;border:1px solid #eeebf1;border-radius:22px;background:#fffffff5;box-shadow:0 8px 30px #24203212;max-height:calc(100dvh - 110px);overflow:auto}
 .social-dock:not([open]) .social-panel{display:none}
 .social-panel-heading{display:block;margin:3px 0 5px;padding:0 12px;font-size:11px;letter-spacing:.08em;color:#98929f}
 .social-panel .social-item,.home-page .social-panel .social-item{width:100%;height:46px;justify-content:flex-start;gap:14px;padding:11px 12px;border-radius:12px;color:#55515f;--social-icon-cutout:#fff}
 .social-panel .social-item:hover,.home-page .social-panel .social-item:hover{background:#eeeaf7;color:#6850b4;--social-icon-cutout:#eeeaf7}
 .social-panel .social-name{position:static;transform:none;padding:0;background:none;border-radius:0;color:inherit;opacity:1;font-size:13px;white-space:normal}
 .social-dialog{padding:38px 24px 26px}.content-page .site-footer{padding-bottom:calc(90px + env(safe-area-inset-bottom,0px))}
 .footer-follow{width:100%;padding-top:16px;border-top:1px solid #e9e6ed;justify-content:space-between}
 .home-social-follow{width:auto;padding:0;border:0;bottom:calc(22px + env(safe-area-inset-bottom,0px));left:20px;transform:none}
 .home-social-follow .footer-follow-label{display:none}.home-social-follow .footer-social-links{gap:8px}.home-social-follow .social-item-footer{width:32px;height:32px;padding:7px}
 .home-page .hero-controls{bottom:90px}
}
@media(prefers-reduced-motion:reduce){.social-item,.social-name{transition:none}}

/* 使用品牌SVG原有轮廓和配色，扩大图标与点击区域。 */
.social-brand-icon{display:block;flex:none;width:34px;height:34px;object-fit:contain;filter:none;opacity:1}
.social-panel{padding:7px;gap:5px;border-radius:36px;background:#fffffff5}
.social-panel .social-item{width:60px;height:60px;padding:13px}
.home-page .social-panel{background:#fffffff0;border-color:#ffffff80;box-shadow:0 10px 32px #00000012}
.home-page .social-panel .social-item:hover,.home-page .social-panel .social-item:focus-visible{background:#eeeaf7}
.social-item-footer{width:48px;height:48px;padding:9px;background:#fff;box-shadow:0 2px 10px #25203306}
.social-item-footer .social-brand-icon{width:30px;height:30px}
.home-social-follow .social-item-footer{background:#fff;box-shadow:0 3px 14px #0000000d}
.home-social-follow .social-item-footer:hover,.home-social-follow .social-item-footer:focus-visible{background:#f1edf9}
@media(min-width:768px){.content-page .content-main{padding-right:90px}}
@media(min-width:768px) and (max-width:1350px){.social-dock{right:10px}.social-panel .social-item{width:54px;height:54px;padding:11px}.social-panel .social-brand-icon{width:32px;height:32px}}
@media(max-width:767px){
 .social-panel,.home-page .social-panel{padding:10px;border-radius:22px}
 .social-panel .social-item,.home-page .social-panel .social-item{width:100%;height:54px;padding:11px 12px}
 .social-panel .social-brand-icon{width:30px;height:30px}
 .social-item-footer,.home-social-follow .social-item-footer{width:44px;height:44px;padding:8px}
 .social-item-footer .social-brand-icon{width:28px;height:28px}
 .home-social-follow{left:16px;bottom:calc(20px + env(safe-area-inset-bottom,0px))}
}

/* 联系方式：长邮箱在窄屏自动换行，链接保留清晰的键盘焦点。 */
.contact-list dd{overflow-wrap:anywhere}.contact-list dd a{text-underline-offset:4px}.contact-list dd a:focus-visible{outline:2px solid #9e89e0;outline-offset:4px;border-radius:3px}

/* 关于我们：大字号企业介绍、年份卡片与材料标签，保留充分留白。 */
.about-section{padding-top:24px}.about-heading{max-width:1000px;margin:20px 0 48px}.about-heading h1{font-size:clamp(32px,4.4vw,60px);line-height:1.3;letter-spacing:-.035em}.about-subtitle{margin-top:18px;color:#80788e;font-size:clamp(17px,2vw,23px)}
.about-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(240px,.8fr);gap:24px}.about-story{padding:clamp(28px,4vw,56px);background:#fff;border:1px solid #efedf1;border-radius:30px;box-shadow:0 8px 32px #251d3305}.about-story h2{font-size:clamp(23px,2.7vw,34px);line-height:1.4;letter-spacing:-.025em;margin-bottom:28px}.about-story p{color:#66616d;font-size:16px;line-height:2;margin-top:20px}.about-actions{display:flex;flex-wrap:wrap;align-items:center;gap:22px;margin-top:32px}.about-side{display:grid;grid-template-rows:1fr auto;gap:24px}.about-year{display:flex;flex-direction:column;justify-content:center;padding:34px;border-radius:30px;background:#eeeaf5;color:#4f4269}.about-year p{font-size:13px}.about-year strong{font-size:clamp(58px,7vw,88px);line-height:1.3;font-weight:600;letter-spacing:-.06em}.about-year span{font-size:13px;color:#81718f;margin-top:10px}.about-materials{padding:30px;background:#f0f1f3;border-radius:30px}.about-materials h2,.about-capabilities h2{font-size:18px;letter-spacing:0;line-height:1.5}.about-materials ul{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:20px 0 0}.about-materials li{padding:7px 13px;border-radius:999px;background:#fff;color:#67616f;font-size:13px}.about-capabilities{grid-column:1/-1;padding:30px 34px;background:#fff;border:1px solid #efedf1;border-radius:30px}.about-capabilities ul{list-style:none;padding:0;margin:24px 0 0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.about-capabilities li{display:flex;gap:16px;align-items:center}.about-capabilities li span{font-size:12px;color:#a49bad}.about-capabilities strong{font-size:16px;font-weight:550}
@media(max-width:900px){.about-grid{grid-template-columns:minmax(0,1fr)}.about-side{grid-template-columns:1fr 1fr;grid-template-rows:auto}.about-capabilities ul{gap:16px}.about-capabilities li{align-items:flex-start;flex-direction:column;gap:8px}}
@media(max-width:540px){.about-heading{margin-bottom:32px}.about-grid,.about-side{gap:16px}.about-side{grid-template-columns:1fr}.about-story,.about-year,.about-materials,.about-capabilities{border-radius:24px;padding:26px}.about-story p{font-size:15px}.about-capabilities ul{grid-template-columns:1fr;gap:20px}.about-capabilities li{flex-direction:row;align-items:center}}

/* 五个栏目在桌面与手机端均可直接访问。 */
@media(min-width:801px) and (max-width:1200px){.site-header .navigation a{padding-inline:13px;font-size:13px}}
@media(max-width:800px){.site-header .navigation{width:100%;gap:2px;padding:4px;flex-wrap:nowrap}.site-header .navigation a{min-width:0;flex:1 1 0;min-height:42px;padding:8px 4px;font-size:12px;line-height:1.4;text-align:center;white-space:normal}.site-header-overlay .navigation{gap:2px}}
@media(max-width:380px){.site-header .navigation a{font-size:11px;padding-inline:2px}}

/* 手机首页：导航在正常文档流中，横图完整显示，介绍移至图片下方。 */
.hero-media{position:absolute;inset:0;width:100%;height:100%;overflow:hidden;background:#07121d}
@media(max-width:767px), (max-width:1100px) and (orientation:landscape) and (any-pointer:coarse){
 .home-page{background:#fafafa}
 .home-page .site-header-overlay{position:relative;inset:auto;background:#07121d;border-bottom:1px solid #ffffff12}
 .home-page .site-header-overlay .header-inner{min-height:0;width:calc(100% - 36px);padding-block:14px 12px;gap:12px}
 .home-page .site-header-overlay .brand{order:0}.home-page .brand-logo{width:142px}
 .home-page .site-header-overlay .language-switch{order:1;margin-left:auto}
 .home-page .language-switch a{min-height:32px;padding:5px 11px}
 .home-page .site-header-overlay .navigation{order:2;width:100%;margin:0;flex-wrap:nowrap;gap:2px;padding:4px;border-radius:16px}
 .home-page .site-header-overlay .navigation a{flex:1 1 0;min-width:0;min-height:40px;padding:7px 3px;font-size:12px;line-height:1.35;text-align:center}
 .home-page .hero{height:auto;min-height:0;padding:0;background:#fafafa}
 .home-page .hero-visual{position:relative;inset:auto;display:flex;flex-direction:column;width:100%;height:auto;min-height:0;overflow:visible;background:#fafafa}
 .home-page .hero-media{position:relative;inset:auto;order:0;width:100%;height:56.25vw;aspect-ratio:16/9;overflow:hidden;background:#07121d;touch-action:pan-y}
 .home-page .hero-media .carousel-track{height:100%;align-items:center}
 .home-page .hero-slide{height:100%;width:100%;max-height:100%;object-fit:contain;object-position:center}
 .home-page .hero-shade{display:none}
 .home-page .hero-controls{position:static;inset:auto;order:1;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:4px 12px;width:calc(100% - 36px);margin:10px auto 0;padding:0;color:#36303f}
 .home-page .carousel-dots{flex:1;min-width:126px;width:auto;gap:5px;justify-content:flex-start}
 .home-page .carousel-dot{flex:0 1 24px;width:24px;height:44px;min-width:14px}
 .home-page .carousel-dot::before{top:20px;height:4px;border:0;background:#ddd9e4}
 .home-page .carousel-dot.is-active::before{background:#79629f}
 .home-page .carousel-actions{gap:6px;margin-left:auto}
 .home-page .carousel-arrow{width:38px;height:38px;border-color:#e3dfea;background:#fff;color:#62586e;font-size:21px}
 .home-page .carousel-toggle{min-height:38px;padding:6px 9px;border-color:#e3dfea;background:#fff;color:#62586e;font-size:11px}
 .home-page .carousel-arrow:hover,.home-page .carousel-toggle:hover{background:#f0ebf8}
 .home-page .hero-content{position:relative;inset:auto;order:2;width:calc(100% - 40px);height:auto;align-items:flex-start;justify-content:flex-start;padding:26px 0 34px;margin-inline:auto;color:#25212b;pointer-events:auto}
 .home-page .hero-kicker{gap:10px;margin:0 0 16px;font-size:13px;line-height:1.5;color:#82748e}
 .home-page .accent-mark{width:16px;height:18px;background-size:6px 6px}
 .home-page .hero-content h1{max-width:100%;font-size:clamp(32px,8.7vw,48px);line-height:1.25;letter-spacing:-.035em;color:#25212b}
 .home-page .hero-product-summary{max-width:100%;margin:18px 0 22px;color:#797080;font-size:14px;line-height:1.9}
 .home-page .hero-cta{margin-top:4px;min-height:50px;padding-left:24px;gap:24px;font-size:14px}
 .home-page .cta-arrow{width:50px;height:50px;font-size:23px}
 .home-page .home-social-follow{position:static;inset:auto;transform:none;display:flex;align-items:center;justify-content:space-between;width:calc(100% - 40px);margin:0 auto;padding:22px 0 calc(90px + env(safe-area-inset-bottom,0px));border-top:1px solid #e8e3ed;gap:18px}
 .home-page .home-social-follow .footer-follow-label{display:block;color:#9a91a0;font-size:11px}
 .home-page .home-social-follow .social-item-footer{background:#fff;box-shadow:none}
 .home-page .home-social-follow .social-item-footer:hover,.home-page .home-social-follow .social-item-footer:focus-visible{background:#eeeaf7}
 .home-page .home-social-follow .social-name{background:#292631;color:#fff}
}
@media(max-width:360px){.home-page .site-header-overlay .navigation a{font-size:11px}.home-page .hero-controls{gap:0 8px}.home-page .carousel-dots{min-width:116px;gap:4px}.home-page .carousel-dot{flex-basis:20px}.home-page .carousel-toggle{font-size:10px;padding-inline:7px}.home-page .carousel-arrow{width:34px;height:38px}}

/* 手机横屏继续采用手机排版，不能因为屏幕变宽而退回电脑全屏裁切。 */
@media(max-width:1100px) and (orientation:landscape) and (any-pointer:coarse){
 .home-page .hero-media{height:56.25vw;height:min(56.25vw,62svh)}
 .home-page .site-header-overlay .header-inner{flex-wrap:nowrap;gap:12px;padding-block:10px}
 .home-page .brand-logo{width:120px}
 .home-page .site-header-overlay .navigation{order:1;flex:1;width:auto}
 .home-page .site-header-overlay .language-switch{order:2;margin-left:0}
 .home-page .site-header-overlay .navigation a{padding-inline:5px;font-size:12px}
 .home-page .hero-content{padding-top:24px;max-width:760px}
 .home-page .hero-content h1{font-size:36px}
 .home-page .social-dock{top:auto;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));transform:none}
 .home-page .social-trigger{display:flex;align-items:center;justify-content:center;gap:8px;min-height:46px;padding:10px 16px;border-radius:999px;color:#fff;background:#302a3d;box-shadow:0 6px 22px #241f3322;font-size:13px}
 .home-page .social-panel{position:absolute;right:0;bottom:calc(100% + 10px);width:220px;padding:10px;border-radius:22px;max-height:calc(100svh - 86px);overflow:auto;background:#fffffff5}
 .home-page .social-dock:not([open]) .social-panel{display:none}
 .home-page .social-panel-heading{display:block;padding:0 12px;margin:3px 0 5px;font-size:11px;color:#98929f}
 .home-page .social-panel .social-item{width:100%;height:48px;justify-content:flex-start;gap:14px;padding:9px 12px;border-radius:12px;color:#55515f}
 .home-page .social-panel .social-brand-icon{width:30px;height:30px}
 .home-page .social-panel .social-name{position:static;transform:none;padding:0;background:none;color:inherit;opacity:1;font-size:13px}
 .home-page .home-social-follow{max-width:760px}
}

@media(max-width:699px) and (orientation:landscape) and (any-pointer:coarse){
 .home-page .site-header-overlay .header-inner{flex-wrap:wrap}
 .home-page .site-header-overlay .navigation{order:2;flex:auto;width:100%}
 .home-page .site-header-overlay .language-switch{order:1;margin-left:auto}
}

/* 手机用7张3:4竖图，电脑仍用原6张横图；CSS在脚本加载前也能选择正确图组。 */
.hero-track-mobile,.carousel-dots-mobile{display:none}
.hero-media{-webkit-touch-callout:none;-webkit-user-select:none;user-select:none;touch-action:pan-y pinch-zoom}
.hero-media::after{content:"";position:absolute;inset:0;z-index:2;background:transparent;-webkit-touch-callout:none;user-select:none}
@media(max-width:767px), (max-width:1100px) and (orientation:landscape) and (any-pointer:coarse){
 .home-page .hero-media{height:133.333333vw;aspect-ratio:3/4;touch-action:pan-y pinch-zoom}
 .hero-track-desktop,.carousel-dots-desktop{display:none}
 .hero-track-mobile{display:flex}.carousel-dots-mobile{display:flex}
 .home-page .hero-slide{object-fit:contain}
 .home-page .carousel-dots-mobile{min-width:126px;gap:4px}
 .home-page .carousel-dots-mobile .carousel-dot{flex-basis:21px;min-width:12px}
}
@media(max-width:1100px) and (orientation:landscape) and (any-pointer:coarse){.home-page .hero-media{height:min(133.333333vw,62svh)}}

/* 实体触摸层使普通长按命中容器而非原生图片；不影响垂直滚动或双指缩放。 */
.catalog-image,.gallery-viewport{position:relative;-webkit-touch-callout:none!important;-webkit-user-select:none!important;user-select:none!important}
.image-interaction-guard{position:absolute;inset:0;z-index:5;display:block;background:rgba(0,0,0,0);pointer-events:auto;-webkit-touch-callout:none!important;-webkit-user-select:none!important;user-select:none!important;touch-action:pan-y pinch-zoom}
.hero-media img,.catalog-image img,.gallery-viewport img{pointer-events:none!important;-webkit-touch-callout:none!important;-webkit-user-drag:none!important;-webkit-user-select:none!important;user-select:none!important}

/* 将首页图片触摸层限制在图片自身层级内，避免遮挡电脑端标题和轮播按钮。 */
.hero-media{isolation:isolate;z-index:0;-webkit-touch-callout:none!important;-webkit-user-select:none!important;user-select:none!important}

/* LOGO、图标及后续动态图片同样增加触摸层；保留父链接和按钮的点击。 */
.image-protected-wrap{position:relative;display:inline-flex;align-items:center;justify-content:center;max-width:100%;vertical-align:middle;line-height:0;flex-shrink:0;-webkit-touch-callout:none!important;-webkit-user-select:none!important;user-select:none!important}
.image-protected-wrap>img{pointer-events:none!important;-webkit-touch-callout:none!important;-webkit-user-drag:none!important;-webkit-user-select:none!important;user-select:none!important}
.image-protected-wrap>.image-interaction-guard{border-radius:inherit}

/* 手机英文导航：依据文字长度分配空间，不把Equipment拆成两行。 */
@media(max-width:800px), (max-width:1100px) and (orientation:landscape) and (any-pointer:coarse){
 html[lang="en"] .site-header .navigation{display:grid;grid-template-columns:repeat(5,max-content);align-items:center;justify-content:space-between;column-gap:2px;row-gap:0;padding:4px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:none}
 html[lang="en"] .site-header .navigation::-webkit-scrollbar{display:none}
 html[lang="en"] .site-header .navigation a{display:flex;align-items:center;justify-content:center;min-width:max-content;min-height:44px;padding:8px 3px;font-size:clamp(11px,3vw,13px);line-height:1.3;white-space:nowrap;word-break:normal;overflow-wrap:normal;hyphens:none;letter-spacing:0}
}

/* 图片卡片本身是详情页链接：同时限制Safari的链接长按预览，不影响正常轻点。 */
.device-catalog a,.device-catalog a *,a.brand,a.brand *,a.social-item,a.social-item *{-webkit-touch-callout:none!important}

/* 页脚使用品牌版权信息，不使用完整公司名称或泛泛的设备说明。 */
.footer-copyright{font-size:12px;line-height:1.7;letter-spacing:.015em;color:inherit}
.home-page .home-copyright{position:absolute;top:calc(100% + 5px);left:50%;transform:translateX(-50%);font-size:11px;line-height:1.5;white-space:nowrap;color:#ffffffa6;font-weight:400}
@media(max-width:767px), (max-width:1100px) and (orientation:landscape) and (any-pointer:coarse){
 .home-page .home-social-follow{position:relative}
 .home-page .home-copyright{top:auto;left:0;bottom:56px;transform:none;max-width:100%;white-space:normal;color:#96909e;font-size:11px}
}

/* 电脑端导航加宽：栏目均匀分布，手机单行导航规则保持。 */
@media(min-width:1101px){
 .site-header .header-inner{flex-wrap:nowrap}
 .site-header .navigation{flex:1 1 680px;min-width:0;max-width:760px;flex-wrap:nowrap;justify-content:space-between;gap:8px;padding:7px;border-radius:22px}
 .site-header .navigation a{flex:1 1 0;min-width:0;min-height:48px;padding:10px 14px;font-size:15px;line-height:1.4;text-align:center;white-space:nowrap;word-break:normal;overflow-wrap:normal;border-radius:15px}
}
@media(min-width:801px) and (max-width:1100px) and (hover:hover) and (pointer:fine){
 .site-header .header-inner{flex-wrap:nowrap;gap:16px}
 .site-header .brand-logo{width:160px}
 .site-header .language-switch a{padding-inline:11px}
 .site-header .navigation{flex:1 1 auto;min-width:0;max-width:none;flex-wrap:nowrap;gap:4px;padding:6px}
 .site-header .navigation a{flex:1 1 0;min-width:0;min-height:44px;padding:8px 5px;font-size:12px;white-space:nowrap;word-break:normal;overflow-wrap:normal}
}

/* 联系页：参考图的联系我们标题及电话、邮箱、地址三行，不显示公司名称。 */
.contact-page .contact-card-simple{display:block;max-width:960px;margin-inline:auto;padding:clamp(28px,4.5vw,52px);border:1px solid #24424e;border-radius:26px;background-color:#0d2b38;background-image:repeating-linear-gradient(0deg,#ffffff02 0,#ffffff02 1px,transparent 1px,transparent 5px),repeating-linear-gradient(90deg,#ffffff02 0,#ffffff02 1px,transparent 1px,transparent 5px);color:#fff;box-shadow:0 12px 40px #0d2b380d}
.contact-card-simple h1{max-width:100%;font-size:clamp(26px,3vw,36px);font-weight:650;line-height:1.35;letter-spacing:0;color:#fff}
.contact-heading-line{display:block;width:32px;height:2px;margin:18px 0 22px;background:#aac2cc}
.contact-methods{display:flex;flex-direction:column;gap:7px;max-width:100%;font-style:normal}
.contact-method{display:flex;align-items:flex-start;gap:14px;min-height:46px;padding:9px 0;margin:0;color:#f0f5f7;font-size:16px;line-height:1.8;font-weight:400}
.contact-method-icon{flex:0 0 19px;width:19px;height:19px;margin-top:5px;color:#a9c9d6}
.contact-method>span{min-width:0;overflow-wrap:anywhere}
.contact-methods a:hover{color:#fff;text-decoration:underline;text-underline-offset:5px}
.contact-methods a:focus-visible{outline:2px solid #b3d3e2;outline-offset:5px;border-radius:4px}
.contact-page .inquiry-panel{max-width:960px;margin-inline:auto}
@media(max-width:600px){.contact-page .contact-card-simple{padding:28px 24px;border-radius:24px}.contact-method{font-size:14px;gap:12px;line-height:1.9}.contact-heading-line{margin-block:16px 18px}.contact-method-icon{margin-top:4px}}