:root{
    --navy-950:#04101F;--navy-900:#071B33;--navy-800:#0B2748;--navy-700:#0F3568;
    --blue-700:#0B57C2;--blue-600:#1370E6;--blue-500:#2E90FF;--electric:#00B2F0;
    --blue-400:#5AAAF5;--blue-300:#93C8FB;
    --blue-100:#CFE4FD;--blue-50:#E9F3FE;
    --ink:#0A1A30;--muted:#52688A;--muted-d:#9DB6D6;
    --line:#DCE7F4;--line-d:rgba(255,255,255,.12);
    --bg:#FFFFFF;--surface:#EEF5FE;--surface-2:#DBEAFB;
    --radius:16px;--radius-sm:11px;
    --maxw:1280px;--gutter:clamp(20px,4vw,60px);
    --shadow-sm:0 1px 2px rgba(7,27,51,.06),0 6px 20px -10px rgba(7,27,51,.18);
    --shadow-md:0 18px 44px -18px rgba(19,112,230,.4);
    --shadow-lg:0 30px 70px -28px rgba(4,16,31,.6);
    --shadow-menu:0 24px 50px -20px rgba(7,27,51,.34);
    --shadow-card-hover:0 8px 24px rgba(0,0,0,.12);
    --color-error:#DC2626;
    --color-body-deep:#1f3150;
    --ease:cubic-bezier(.2,.7,.2,1);
    --nav-h:92px;
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
  body{font-family:'Manrope','Noto Sans SC','Noto Sans Arabic',system-ui,sans-serif;color:var(--ink);background:linear-gradient(180deg,#E6EFFB,#D6E5F7);background-attachment:fixed;font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
  [dir=rtl] body{font-family:'Noto Sans Arabic','Manrope','Noto Sans SC',sans-serif}
  h1,h2,h3,h4{font-family:'Manrope','Noto Sans SC','Noto Sans Arabic',sans-serif;line-height:1.16;letter-spacing:-.01em;font-weight:800}
  a{color:inherit;text-decoration:none}
  img{max-width:100%;display:block}
  .wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding-left:var(--gutter);padding-right:var(--gutter)}
  .eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:13px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--blue-600)}
  .eyebrow::before{content:"";width:28px;height:2px;background:var(--electric);border-radius:2px}
  .eyebrow.on-dark{color:var(--electric)}
  .muted{color:var(--muted)}
  .btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;cursor:pointer;border:none;font-family:inherit;font-weight:700;font-size:15px;padding:13px 26px;border-radius:10px;min-height:48px;transition:transform .2s var(--ease),box-shadow .2s var(--ease),background .2s var(--ease),color .2s}
  .btn:focus-visible{outline:3px solid var(--electric);outline-offset:3px}
  .btn-primary{background:var(--blue-600);color:#fff}
  .btn-primary:hover{background:var(--blue-700);transform:translateY(-2px);box-shadow:var(--shadow-md)}
  .btn-electric{background:linear-gradient(120deg,var(--electric),var(--blue-500));color:#04121f}
  .btn-electric:hover{transform:translateY(-2px);box-shadow:0 14px 34px -12px rgba(0,178,240,.6)}
  .btn-ghost{background:transparent;color:var(--blue-700);border:1.5px solid var(--line)}
  .btn-ghost:hover{border-color:var(--blue-500);background:var(--blue-50);transform:translateY(-2px)}
  .btn-ghost-d{background:rgba(255,255,255,.06);color:#fff;border:1.5px solid rgba(255,255,255,.35)}
  .btn-ghost-d:hover{background:rgba(255,255,255,.14);border-color:#fff}

  /* ===== HEADER（加大） ===== */
  header.site{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
  header.site .wrap{max-width:none}
  .nav{display:flex;align-items:center;justify-content:space-between;height:var(--nav-h);gap:20px}
  .logo{display:flex;align-items:center;gap:14px;font-weight:800;font-size:27px;color:var(--ink);flex:none;padding-inline-end:clamp(48px,9vw,200px)}
  .logo .mark{width:56px;height:56px;border-radius:13px;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue-500),var(--navy-800));color:#fff;flex:none}
  .logo .mark svg{width:30px;height:30px}
  .logo small{display:block;font-size:11px;font-weight:700;color:var(--blue-600);letter-spacing:.2em}
  .logo-img{height:72px;width:auto;display:block;max-width:260px}
  @media(max-width:1600px){.logo-img{height:66px;max-width:220px}}
  .foot-logo{height:60px;width:auto;background:transparent;padding:0}
  /* 主导航：字号加大 */
  .nav-links{display:flex;gap:2px;align-items:center;margin-inline-start:auto}
  .nav-item{position:relative}
  .nav-item>a.top{display:inline-flex;align-items:center;gap:7px;font-size:16.5px;font-weight:700;color:#22344F;padding:11px 18px;border-radius:10px;transition:color .2s,background .2s;white-space:nowrap}
  .nav-item>a.top .chev{width:15px;height:15px;transition:transform .25s var(--ease);opacity:.7}
  .nav-item:hover>a.top,.nav-item:focus-within>a.top,.nav-item.active>a.top{color:var(--blue-700);background:var(--blue-50)}
  .nav-item:hover>a.top .chev,.nav-item:focus-within>a.top .chev{transform:rotate(180deg)}
  /* 下拉菜单 */
  .menu{position:absolute;top:calc(100% + 10px);left:0;min-width:248px;background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-menu);padding:10px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .22s var(--ease),transform .22s var(--ease),visibility .22s;z-index:120;pointer-events:none}
  .menu::before{content:"";position:absolute;top:-10px;left:0;right:0;height:10px}
  /* hit area follows the open state, not the fade-out, so a closing menu can't swallow clicks */
  .nav-item:hover>.menu,.nav-item:focus-within>.menu{opacity:1;visibility:visible;transform:none;pointer-events:auto}
  .menu a{display:flex;align-items:center;gap:10px;padding:11px 14px;border-radius:9px;font-size:15.5px;font-weight:600;color:#33425A;transition:background .18s,color .18s}
  .menu a::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--blue-100);flex:none;transition:background .18s,transform .18s}
  .menu a:hover{background:var(--blue-50);color:var(--blue-700)}
  .menu a:hover::before{background:var(--electric);transform:scale(1.3)}
  [dir=rtl] .menu{left:auto;right:0}
  .nav-right{display:flex;align-items:center;gap:14px;flex:none}
  .nav-phone{display:flex;align-items:center;gap:7px;font-weight:800;color:var(--ink);font-size:16px;white-space:nowrap}
  .nav-phone svg{width:19px;height:19px;color:var(--blue-600)}
  /* 语言切换 */
  .lang{position:relative}
  .lang-btn{display:flex;align-items:center;gap:8px;font-family:inherit;font-size:15px;font-weight:700;color:#22344F;background:#fff;border:1.5px solid var(--line);border-radius:10px;padding:10px 14px;min-height:46px;cursor:pointer;transition:border-color .2s,background .2s}
  .lang-btn:hover{border-color:var(--blue-500);background:var(--blue-50)}
  .lang-btn svg{width:18px;height:18px;color:var(--blue-600)}
  .lang-menu{position:absolute;top:calc(100% + 8px);right:0;min-width:180px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-menu);padding:8px;opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .2s var(--ease),transform .2s var(--ease),visibility .2s;z-index:130;pointer-events:none}
  [dir=rtl] .lang-menu{right:auto;left:0}
  .lang.open .lang-menu{opacity:1;visibility:visible;transform:none;pointer-events:auto}
  .lang-menu button{display:flex;width:100%;align-items:center;justify-content:space-between;gap:12px;padding:10px 13px;border:none;background:none;font-family:inherit;font-size:15px;font-weight:600;color:#33425A;border-radius:8px;cursor:pointer;text-align:start}
  .lang-menu button:hover{background:var(--blue-50);color:var(--blue-700)}
  .lang-menu button.sel{color:var(--blue-700)}
  .lang-menu button.sel::after{content:"✓";color:var(--electric);font-weight:800}
  .lang-menu{max-height:min(70vh,560px);overflow-y:auto;overscroll-behavior:contain}
  .lang-menu button{justify-content:flex-start}
  .lang-menu button.sel::after{margin-inline-start:auto}
  .lang-flag{display:inline-flex;flex:none;width:20px;height:15px;border-radius:2px;overflow:hidden;box-shadow:0 0 0 1px rgba(16,32,56,.14)}
  .lang-flag img{width:100%;height:100%;object-fit:contain;display:block}
  .lang-name{white-space:nowrap}
  html[lang=ja] body,html[lang=ja] h1,html[lang=ja] h2,html[lang=ja] h3,html[lang=ja] h4{font-family:'Manrope','Hiragino Sans','Yu Gothic UI','Yu Gothic','Meiryo','Noto Sans JP',sans-serif}
  html[lang=ko] body,html[lang=ko] h1,html[lang=ko] h2,html[lang=ko] h3,html[lang=ko] h4{font-family:'Manrope','Apple SD Gothic Neo','Malgun Gothic','Noto Sans KR',sans-serif}
  html[lang=hi] body,html[lang=hi] h1,html[lang=hi] h2,html[lang=hi] h3,html[lang=hi] h4{font-family:'Manrope','Nirmala UI','Noto Sans Devanagari','Mangal',sans-serif}
  .burger{display:none;width:48px;height:48px;border:1px solid var(--line);background:#fff;border-radius:11px;cursor:pointer;align-items:center;justify-content:center}
  .burger svg{width:24px;height:24px}
  @media(max-width:1600px){.logo{padding-inline-end:48px}.nav-item>a.top{font-size:15.5px;padding:9px 12px}.nav-phone{display:none}.nav-right{gap:8px}.lang-btn{padding:8px 8px;min-width:0}.nav-right .btn-primary{font-size:13px;padding:9px 10px;min-height:40px}}
  #main:focus{outline:none}
  @media(max-width:1340px){
    .nav-links{position:fixed;inset:var(--nav-h) 0 auto 0;flex-direction:column;align-items:stretch;background:#fff;gap:2px;padding:12px var(--gutter) 22px;border-bottom:1px solid var(--line);transform:translateY(-12px);opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;box-shadow:var(--shadow-sm);max-height:calc(100dvh - var(--nav-h));overflow:auto}
    .nav-links.open{opacity:1;transform:none;pointer-events:auto}
    .nav-item{width:100%}
    .nav-item>a.top{width:100%;justify-content:space-between;font-size:18px;padding:15px 14px}
    .menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:none;border-radius:0;padding:0 0 8px 14px;min-width:0;display:none;pointer-events:auto}
    .nav-item.expand>.menu{display:block}
    .nav-item:hover>a.top .chev{transform:none}
    .nav-item.expand>a.top .chev{transform:rotate(180deg)}
    .burger{display:flex}
  }
  @media(max-width:680px){
    .logo{padding-inline-end:0}
    .logo-img{height:48px;max-width:130px}
    .nav{gap:8px}
    .nav-right{gap:8px}
    #langCur{display:none}
    .lang-btn{padding:8px 8px;min-width:0}
    .nav-right .btn-primary{font-size:13px;padding:9px 10px;min-height:40px}
  }
  /* long "Get a Quote" translations wrap to two lines instead of widening the page */
  @media(max-width:420px){
    .nav{gap:6px}
    .nav-right{gap:6px}
    .nav-right .btn-primary{white-space:normal;max-width:112px;text-align:center;line-height:1.2;padding:5px 9px}
    .burger{width:44px;height:44px}
  }

  /* Keep the menu reachable on narrow phones, including long translations. */
  @media(max-width:360px){
    .logo-img{height:auto;max-width:90px}
    .nav-right{min-width:0}
    .nav-right .btn-primary{max-width:86px;min-width:0;overflow-wrap:anywhere}
    .burger{flex-shrink:0}
  }

  /* ===== 轮播图（撑满整版） ===== */
  .carousel{position:relative;width:100%;height:clamp(300px,38.5vw,740px);overflow:hidden;background:#fff;transition:height .35s var(--ease)}
  .car-track{display:flex;height:100%;direction:ltr;transition:transform .6s var(--ease)}
  .car-slide{position:relative;min-width:100%;height:100%;display:grid;place-items:center;overflow:hidden;background:radial-gradient(70% 80% at 80% 10%,rgba(0,178,240,.18),transparent 60%),linear-gradient(150deg,var(--navy-700),var(--navy-950))}
  .car-slide img{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}
  .car-slide::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,16,31,.04),rgba(4,16,31,.2));pointer-events:none}
  .car-grid{position:absolute;inset:0;opacity:.16;background-image:linear-gradient(rgba(120,180,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(120,180,255,.4) 1px,transparent 1px);background-size:54px 54px}
  .car-slide .ph{position:relative;z-index:1;color:#9FC4F0;text-align:center;display:flex;flex-direction:column;gap:12px;align-items:center}
  .car-slide .ph svg{width:74px;height:74px;opacity:.8}
  .car-slide .ph span{font-size:14px;letter-spacing:.08em}
  .car-btn{position:absolute;top:50%;transform:translateY(-50%);width:54px;height:54px;border-radius:50%;border:1px solid rgba(255,255,255,.4);background:rgba(4,16,31,.35);backdrop-filter:blur(6px);color:#fff;display:grid;place-items:center;cursor:pointer;z-index:3;transition:background .2s}
  .car-btn:hover{background:rgba(0,178,240,.55)}
  .car-btn:focus-visible{outline:3px solid var(--electric);outline-offset:3px}
  .car-btn svg{width:24px;height:24px}
  .car-prev{left:clamp(12px,3vw,34px)}.car-next{right:clamp(12px,3vw,34px)}
  .car-dots{position:absolute;bottom:22px;left:0;right:0;display:flex;gap:10px;justify-content:center;z-index:3}
  .car-dots button{width:36px;height:6px;border-radius:4px;border:none;background:rgba(255,255,255,.45);cursor:pointer;transition:background .2s,width .2s}
  .car-dots button.on{background:var(--electric);width:54px}
  @media(max-width:640px){.carousel{height:clamp(280px,58vw,440px)}}

  /* ===== 视频 ===== */
  .video-el{width:100%;aspect-ratio:16/9;display:block;border-radius:18px;background:#04101F;object-fit:cover;box-shadow:var(--shadow-lg)}
  /* ===== 预留视频位 ===== */
  .video-frame{position:relative;aspect-ratio:16/9;border-radius:18px;overflow:hidden;border:1px dashed rgba(120,180,255,.45);background:radial-gradient(60% 70% at 50% 28%,rgba(0,178,240,.14),transparent),linear-gradient(150deg,var(--navy-800),var(--navy-950));display:grid;place-items:center;text-align:center;padding:24px}
  .video-frame .grid-lines{position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(120,180,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(120,180,255,.4) 1px,transparent 1px);background-size:50px 50px}
  .video-frame .play{width:84px;height:84px;border-radius:50%;background:rgba(0,178,240,.18);border:1px solid rgba(0,178,240,.5);display:grid;place-items:center;color:var(--electric);margin:0 auto 16px}
  .video-frame .play svg{width:34px;height:34px;margin-inline-start:5px}
  .video-frame h3{color:#fff;font-size:21px;margin-bottom:6px}
  .video-frame p{color:#9FC4F0;font-size:15px}
  /* 视频 + 愿景/使命 并排 */
  .video-split{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(24px,3vw,48px);align-items:center}
  .vm{display:flex;flex-direction:column;gap:20px}
  .vm-card{background:var(--surface);border:1px solid var(--line);border-left:4px solid var(--blue-600);border-radius:14px;padding:clamp(22px,2.2vw,30px)}
  [dir=rtl] .vm-card{border-left:0;border-right:4px solid var(--blue-600)}
  .vm-card .eyebrow{margin-bottom:10px}
  .vm-card h3{font-size:clamp(20px,2vw,26px);margin-bottom:10px}
  .vm-card p{color:var(--muted);font-size:18px;line-height:1.6}
  @media(max-width:880px){.video-split{grid-template-columns:1fr}}

  /* 产品卡片（展台式：浅蓝渐变 + 科技网格 + multiply 去白底悬浮机组 + 落地投影） */
  .ptile-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(12px,1.5vw,20px)}
  .ptile{position:relative;aspect-ratio:5/6;border-radius:20px;overflow:hidden;display:block;text-decoration:none;isolation:isolate;
    background:radial-gradient(115% 78% at 50% 6%,#f2f8ff 0%,#e2eefc 42%,#cfe1f6 100%);
    border:1px solid var(--line);box-shadow:0 10px 30px -16px rgba(11,42,90,.28);
    transition:transform .45s var(--ease),box-shadow .45s var(--ease),border-color .35s}
  .ptile:hover{transform:translateY(-9px);box-shadow:0 36px 64px -26px rgba(11,87,194,.45);border-color:rgba(0,178,240,.55)}
  /* 科技网格 */
  .ptile::before{content:"";position:absolute;inset:0;z-index:0;opacity:.55;pointer-events:none;
    background-image:linear-gradient(rgba(19,112,230,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(19,112,230,.08) 1px,transparent 1px);background-size:30px 30px;
    -webkit-mask-image:radial-gradient(78% 58% at 50% 34%,#000,transparent 78%);mask-image:radial-gradient(78% 58% at 50% 34%,#000,transparent 78%)}
  /* 顶部光晕 */
  .ptile::after{content:"";position:absolute;left:50%;top:-8%;width:78%;height:55%;transform:translateX(-50%);z-index:0;pointer-events:none;
    background:radial-gradient(circle at 50% 50%,rgba(255,255,255,.85),rgba(255,255,255,0) 62%);transition:opacity .45s;opacity:.9}
  .ptile:hover::after{opacity:1}
  /* 机组展台区 */
  .ptile-stack{position:absolute;left:7%;right:7%;top:8%;height:58%;z-index:1;display:grid;place-items:center}
  /* 图片绝不放大（width/height:auto + max 100%）→ 小图保持原始清晰度，大图自适应缩小 */
  .ptile-stack img{grid-area:1/1;width:auto;height:auto;max-width:100%;max-height:100%;object-fit:contain;mix-blend-mode:multiply;opacity:0;
    filter:drop-shadow(0 18px 18px rgba(11,42,90,.22));transition:opacity .55s ease,transform .5s var(--ease)}
  .ptile-stack img:first-child{opacity:1}
  .ptile:hover .ptile-stack img{transform:scale(1.05) translateY(-4px)}
  /* 落地椭圆投影 */
  .ptile-base{position:absolute;left:50%;top:64%;width:62%;height:5%;transform:translateX(-50%);z-index:0;
    background:radial-gradient(ellipse at center,rgba(11,42,90,.22),transparent 70%);filter:blur(2px);transition:width .45s,opacity .45s}
  .ptile:hover .ptile-base{width:70%;opacity:.85}
  /* 底部信息 */
  .ptile-info{position:absolute;left:0;right:0;bottom:0;z-index:2;padding:0 clamp(18px,1.8vw,26px) clamp(20px,2vw,28px);text-align:center;display:flex;flex-direction:column;align-items:center}
  .ptile-line{width:42px;height:3px;background:var(--blue-600);border-radius:2px;margin:0 auto 14px;transition:width .35s var(--ease),background .35s}
  .ptile:hover .ptile-line{width:74px;background:var(--electric)}
  .ptile-title{font-family:'Manrope','Noto Sans SC';font-weight:800;font-size:clamp(16px,1.5vw,22px);line-height:1.25;letter-spacing:-.01em;color:var(--ink)}
  .ptile-go{margin-top:14px;display:inline-flex;align-items:center;gap:7px;color:var(--blue-700);font-weight:700;font-size:14.5px;opacity:1;transition:opacity .35s,transform .35s}
  .ptile:hover .ptile-go{opacity:1;transform:none}
  .ptile-go svg{width:16px;height:16px}
  [dir=rtl] .ptile-go svg{transform:scaleX(-1)}
  @media(max-width:1024px){.ptile-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:600px){.ptile-grid{grid-template-columns:1fr}.ptile{aspect-ratio:5/4}.ptile-stack{height:64%;left:18%;right:18%}}

  /* 解决方案图块（放大版：更大尺寸 + 更大字号） */
  .stiles{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .stile{position:relative;aspect-ratio:4/3;border-radius:14px;overflow:hidden;display:flex;align-items:flex-end;color:#fff;border:1px solid var(--line-d);transition:transform .35s var(--ease),border-color .3s,box-shadow .35s var(--ease)}
  .stile-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease);image-rendering:-webkit-optimize-contrast;image-rendering:crisp-edges;transform:translateZ(0);backface-visibility:hidden;-webkit-backface-visibility:hidden}
  .stile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,16,31,.1) 30%,rgba(4,16,31,.88) 100%);transition:background .4s}
  .stile:hover{transform:translateY(-5px);border-color:rgba(0,178,240,.6);box-shadow:var(--shadow-md)}
  .stile:hover .stile-img{transform:scale(1.08)}
  .stile:hover::after{background:linear-gradient(180deg,rgba(11,87,194,.18) 30%,rgba(4,16,31,.58) 100%)}
  .stile-name{position:relative;z-index:1;padding:18px 20px;font-weight:800;font-size:clamp(15px,1.2vw,17.5px);line-height:1.3;letter-spacing:-.005em;text-shadow:0 2px 10px rgba(0,0,0,.3)}
  @media(max-width:900px){.stiles{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:480px){.stiles{grid-template-columns:1fr;gap:12px}}

  /* ===== 子页面：侧边切换栏（参考截图） ===== */
  .inner-layout{display:grid;grid-template-columns:312px minmax(0,1fr);gap:clamp(24px,3vw,48px);align-items:start}
  .subnav{position:sticky;top:calc(var(--nav-h) + 16px);background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:10px;box-shadow:var(--shadow-sm)}
  .subnav a{display:flex;align-items:center;gap:11px;padding:15px 16px;font-size:16.5px;font-weight:600;color:#33425A;border-bottom:1px dashed var(--line);transition:background .2s,color .2s}
  .subnav a:last-child{border-bottom:0}
  .subnav a::before{content:"";width:0;height:0;border-left:7px solid currentColor;border-top:5px solid transparent;border-bottom:5px solid transparent;opacity:.55;flex:none}
  [dir=rtl] .subnav a::before{border-left:0;border-right:7px solid currentColor}
  .subnav a:hover{color:var(--blue-700);background:var(--blue-50);border-radius:9px}
  .subnav a.on{background:var(--blue-600);color:#fff;border-radius:9px;border-bottom-color:transparent}
  .subnav a.on::before{opacity:1}
  @media(max-width:880px){.inner-layout{grid-template-columns:1fr}.subnav{position:static;display:flex;overflow-x:auto;gap:6px;padding:8px}.subnav a{border-bottom:0;white-space:nowrap;padding:12px 14px}}
  @media(min-width:881px){.solutions-layout{grid-template-columns:260px 1fr;gap:clamp(24px,2.2vw,36px)}}
  /* Diesel filter embedded in subnav */
  .subnav--diesel{max-height:calc(100vh - var(--nav-h) - 32px);overflow-y:auto}
  .subnav-filter{padding:8px 4px 12px;border-bottom:1px solid var(--line)}
  .subnav-filter .filter-group{border:none;margin-bottom:8px}
  .subnav-filter .filter-group-h{font-size:11px;padding:8px 10px 5px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink)}
  .subnav-filter .filter-group-body{padding:0 6px}
  .subnav-filter .filter-opt{padding:5px 8px;display:flex;align-items:center;gap:6px}
  .subnav-filter .filter-opt span{font-size:12px;line-height:1.4}
  .subnav-filter .filter-opt input{width:13px;height:13px;flex-shrink:0;accent-color:var(--blue-600)}
  .subnav-filter .filter-reset{width:calc(100% - 12px);margin:10px 6px 0;font-size:12px;padding:8px 10px;border-radius:7px}
  @media(max-width:880px){.subnav--diesel{max-height:none;overflow-y:visible}.subnav-filter{display:none}}

  /* ===== HERO ===== */
  .hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(80% 60% at 80% 0%,rgba(0,178,240,.22),transparent 60%),radial-gradient(90% 80% at 10% 100%,rgba(19,112,230,.28),transparent 55%),linear-gradient(160deg,var(--navy-800),var(--navy-950) 75%)}
  .hero .hud{position:absolute;inset:0;pointer-events:none;opacity:.5}
  .hero .hud .grid{position:absolute;inset:0;background-image:linear-gradient(rgba(120,180,255,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(120,180,255,.10) 1px,transparent 1px);background-size:64px 64px;-webkit-mask-image:radial-gradient(80% 70% at 70% 30%,#000,transparent 80%);mask-image:radial-gradient(80% 70% at 70% 30%,#000,transparent 80%)}
  .hero .hud .hex{position:absolute;right:5%;top:14%;width:min(38vw,520px);aspect-ratio:1;opacity:.55}
  .hero .hud .node{position:absolute;width:9px;height:9px;border-radius:50%;background:var(--electric);box-shadow:0 0 0 4px rgba(0,178,240,.18),0 0 18px 3px rgba(0,178,240,.7);animation:blink 3.4s var(--ease) infinite}
  @keyframes blink{0%,100%{opacity:.4;transform:scale(.85)}50%{opacity:1;transform:scale(1.15)}}
  .hero-grid{position:relative;display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(28px,4vw,64px);align-items:center;padding:clamp(56px,7vw,104px) 0 clamp(40px,4vw,64px)}
  .hero h1{font-size:clamp(36px,5.6vw,72px);font-weight:800;letter-spacing:-.025em}
  .hero h1 .accent{color:transparent;background:linear-gradient(100deg,var(--electric),#7ed0ff);-webkit-background-clip:text;background-clip:text}
  .hero p.lead{margin:24px 0 32px;font-size:clamp(16px,1.5vw,20px);color:#C6D8F2;max-width:54ch}
  .hero-cta{display:flex;gap:14px;flex-wrap:wrap}
  .hero-trust{margin-top:30px;display:flex;align-items:center;gap:12px;color:var(--muted-d);font-size:14px}
  .hero-trust .dot{width:7px;height:7px;border-radius:50%;background:var(--electric);box-shadow:0 0 10px var(--electric)}
  .hero-visual{position:relative}
  .hero-card{aspect-ratio:4/3;border-radius:18px;position:relative;overflow:hidden;border:1px solid rgba(120,180,255,.25);background:linear-gradient(150deg,rgba(20,60,110,.7),rgba(6,18,36,.8));box-shadow:var(--shadow-lg)}
  .hero-card .corner{position:absolute;width:26px;height:26px;border:2px solid var(--electric);opacity:.85}
  .hero-card .c1{top:14px;left:14px;border-right:0;border-bottom:0}.hero-card .c2{top:14px;right:14px;border-left:0;border-bottom:0}.hero-card .c3{bottom:14px;left:14px;border-right:0;border-top:0}.hero-card .c4{bottom:14px;right:14px;border-left:0;border-top:0}
  .hero-card .scan{position:absolute;left:0;right:0;height:2px;top:0;background:linear-gradient(90deg,transparent,var(--electric),transparent);animation:scan 4.5s var(--ease) infinite}
  @keyframes scan{0%{top:6%;opacity:0}10%{opacity:1}90%{opacity:1}100%{top:94%;opacity:0}}
  .hero-card .ph{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:14px;color:#9FC4F0;text-align:center;padding:24px}
  .hero-card .ph svg{width:84px;height:84px;opacity:.9}.hero-card .ph span{font-size:13px;letter-spacing:.1em;color:#7FA6D6}
  .feature-bar{position:relative;border-top:1px solid var(--line-d);background:rgba(4,16,31,.4)}
  .feature-bar .fb{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,2vw,32px);padding:26px 0}
  .fb-item{display:flex;align-items:center;gap:14px;color:#fff}
  .fb-item .ico{width:46px;height:46px;border-radius:11px;flex:none;display:grid;place-items:center;background:rgba(0,178,240,.14);color:var(--electric);border:1px solid rgba(0,178,240,.3)}
  .fb-item .ico svg{width:24px;height:24px}.fb-item b{display:block;font-size:15px}.fb-item small{color:var(--muted-d);font-size:12.5px}
  @media(max-width:760px){.feature-bar .fb{grid-template-columns:repeat(2,1fr);gap:18px}}
  @media(max-width:880px){.hero-grid{grid-template-columns:1fr;padding-bottom:34px}.hero-visual{order:-1}}
  .stats{background:linear-gradient(100deg,var(--blue-700),var(--blue-600));color:#fff}
  .stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:38px 0}
  .stat{text-align:center;border-right:1px solid rgba(255,255,255,.16)}.stat:last-child{border-right:0}
  [dir=rtl] .stat{border-right:0;border-left:1px solid rgba(255,255,255,.16)}[dir=rtl] .stat:last-child{border-left:0}
  .stat b{display:block;font-family:'Manrope';font-size:clamp(28px,3.6vw,44px);font-weight:800;font-variant-numeric:tabular-nums}
  .stat span{font-size:14px;color:#D6E6FF}
  @media(max-width:680px){.stats-in{grid-template-columns:repeat(2,1fr);gap:26px 8px}.stat:nth-child(2){border-right:0}}

  /* ===== SECTIONS ===== */
  section.block{padding:clamp(24px,2.8vw,46px) 0}
  section.block.alt{background:transparent}
  section.block.dark{padding:clamp(64px,7vw,108px) 0}
  /* 内容做成浮在浅蓝页面上的白色面板，两侧露出蓝色，避免大片留白 */
  section.block:not(.dark)>.wrap{background:#fff;border-radius:22px;box-shadow:0 14px 46px -22px rgba(7,27,51,.28);padding-top:clamp(40px,5vw,72px);padding-bottom:clamp(40px,5vw,72px)}
  section.dark{background:radial-gradient(70% 80% at 90% 10%,rgba(0,178,240,.16),transparent 60%),linear-gradient(160deg,var(--navy-800),var(--navy-950));color:#fff;position:relative;overflow:hidden}
  section.dark .grid-lines{position:absolute;inset:0;opacity:.12;pointer-events:none;background-image:linear-gradient(rgba(120,180,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(120,180,255,.4) 1px,transparent 1px);background-size:56px 56px}
  .sec-head{max-width:760px;margin:0 0 52px}
  .sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
  .sec-head .eyebrow{margin-bottom:16px}
  .sec-head h2{font-size:clamp(28px,4vw,48px);font-weight:800}
  .sec-head p{margin-top:16px;color:var(--muted);font-size:clamp(16px,1.4vw,18px)}
  section.dark .sec-head p{color:var(--muted-d)}
  .sec-head-row{display:flex;align-items:flex-start;justify-content:space-between;gap:24px;margin-bottom:clamp(28px,3vw,48px)}
  .sec-head-row .sec-head{margin:0;flex:1}
  .sec-head-row .btn{flex:none;margin-top:4px;white-space:nowrap}
  @media(max-width:640px){.sec-head-row{flex-direction:column;gap:12px}.sec-head-row .btn{align-self:flex-start}}
  .hp-sec-prods{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(12px,1.5vw,18px);margin-top:clamp(16px,1.8vw,24px)}
  .hp-sec-card{display:flex;align-items:center;gap:16px;padding:18px 22px;border-radius:14px;border:1px solid var(--line);background:var(--surface);text-decoration:none;color:inherit;transition:border-color .25s,background .25s,transform .25s var(--ease),box-shadow .25s}
  .hp-sec-card:hover{border-color:var(--blue-400);background:#fff;transform:translateY(-3px);box-shadow:var(--shadow-sm)}
  .hp-sec-img{width:72px;height:54px;border-radius:9px;overflow:hidden;flex:none;background:var(--surface-2);display:grid;place-items:center}
  .hp-sec-img img{width:100%;height:100%;object-fit:cover}
  .hp-sec-label{font-size:15px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:7px}
  .hp-sec-label svg{width:16px;height:16px;color:var(--blue-600)}
  @media(max-width:480px){.hp-sec-prods{grid-template-columns:1fr}}
  .about{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,4vw,64px);align-items:stretch}
  .about-media{display:flex;align-items:center;border-radius:18px;background:var(--surface-2);border:1px solid var(--line);overflow:hidden}
  .ph-box{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:#7FA6D6}
  .ph-box svg{width:58px;height:58px}.ph-box span{font-size:13px}
  .about h2{font-size:clamp(26px,3.4vw,42px);font-weight:800;margin:14px 0 18px}
  .about p{color:var(--muted);margin-bottom:16px}
  .about-points{display:flex;flex-direction:column}
  .about-cta{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:0 clamp(16px,1.8vw,24px);min-height:clamp(72px,5.5vw,88px);border-radius:12px;border:1.5px solid var(--line);color:var(--blue-700);font-weight:700;font-size:15px;text-decoration:none;background:var(--surface);transition:border-color .25s,background .25s,transform .25s var(--ease)}
  .about-cta:hover{border-color:var(--blue-400);background:var(--blue-50);transform:translateY(-2px)}
  .about-cta svg{width:18px;height:18px;flex:none}
  @media(max-width:880px){.about{grid-template-columns:1fr;gap:34px}.about-points{height:auto}.about-cta{margin-top:24px}}
  [dir=rtl] .menu a{transform:none}
  .sol{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.6vw,24px);position:relative}
  .sol-item{background:rgba(255,255,255,.04);border:1px solid var(--line-d);border-radius:var(--radius);padding:clamp(24px,2.4vw,34px);transition:transform .3s var(--ease),background .3s,border-color .3s}
  .sol-item:hover{transform:translateY(-5px);background:rgba(0,178,240,.08);border-color:rgba(0,178,240,.4)}
  .sol-ico{width:56px;height:56px;border-radius:14px;background:rgba(0,178,240,.14);color:var(--electric);border:1px solid rgba(0,178,240,.3);display:grid;place-items:center;margin-bottom:18px}
  .sol-ico svg{width:28px;height:28px}
  .sol-item h3{font-size:19px;font-weight:800;margin-bottom:8px;color:#fff}
  .sol-item p{color:var(--muted-d);font-size:15px}
  @media(max-width:880px){.sol{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:540px){.sol{grid-template-columns:1fr}}
  .services{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.8vw,24px)}
  .svc{display:flex;gap:16px;padding:clamp(22px,2vw,30px);border-radius:var(--radius);background:#fff;border:1px solid var(--line);transition:border-color .3s,transform .3s var(--ease),box-shadow .3s}
  .svc:hover{border-color:var(--blue-100);transform:translateY(-4px);box-shadow:var(--shadow-sm)}
  .svc-ico{width:50px;height:50px;border-radius:12px;background:linear-gradient(135deg,var(--blue-500),var(--navy-800));color:#fff;display:grid;place-items:center;flex:none}
  .svc-ico svg{width:25px;height:25px}.svc h3{font-size:18px;font-weight:800;margin-bottom:5px}.svc p{color:var(--muted);font-size:14.5px}
  @media(max-width:880px){.services{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:540px){.services{grid-template-columns:1fr}}
  .contact{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(32px,4vw,64px);align-items:start}
  .info-list{display:grid;gap:22px;margin-top:8px}
  .info-row{display:flex;gap:16px;align-items:flex-start}
  .info-ico{width:48px;height:48px;border-radius:12px;background:var(--blue-600);color:#fff;display:grid;place-items:center;flex:none}
  .info-ico svg{width:22px;height:22px}.info-row h4{font-size:15px;font-weight:800;margin-bottom:3px}.info-row p{color:var(--muted);font-size:15px}
  form.cf{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,2.4vw,36px);box-shadow:var(--shadow-sm)}
  .field{margin-bottom:18px}
  .field label{display:block;font-size:14px;font-weight:700;margin-bottom:7px}
  .field label .req{color:var(--color-error)}
  .field input,.field textarea{width:100%;font-family:inherit;font-size:15px;padding:13px 15px;min-height:48px;border:1.5px solid var(--line);border-radius:11px;background:var(--surface);color:var(--ink);transition:border-color .2s,box-shadow .2s,background .2s}
  .field textarea{min-height:130px;resize:vertical}
  .field input:focus,.field textarea:focus{outline:none;border-color:var(--blue-500);background:#fff;box-shadow:0 0 0 4px var(--blue-50)}
  .field .err{display:none;color:var(--color-error);font-size:13px;margin-top:6px}
  .field.invalid input,.field.invalid textarea,.field.invalid select{border-color:var(--color-error)}
  .field.invalid .err{display:block}
  .row2{display:grid;grid-template-columns:1fr 1fr;gap:18px}
  .form-note{font-size:13px;color:var(--muted);margin-top:12px;text-align:center}
  .form-ok{display:none;text-align:center;padding:36px 10px}
  .form-ok.show{display:block}
  .form-ok .ok-ico{width:64px;height:64px;border-radius:50%;background:#DCFCE7;color:#16A34A;display:grid;place-items:center;margin:0 auto 16px}
  .form-ok .ok-ico svg{width:32px;height:32px}
  .field select{width:100%;font-family:inherit;font-size:15px;padding:13px 15px;min-height:48px;border:1.5px solid var(--line);border-radius:11px;background:var(--surface);color:var(--ink);transition:border-color .2s,box-shadow .2s;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2352688A' stroke-width='2.5'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center}
  .field select:focus{outline:none;border-color:var(--blue-500);background-color:#fff;box-shadow:0 0 0 4px var(--blue-50)}
  .cc-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}
  .cc-card{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px 20px}
  .cc-region{font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-600);margin-bottom:8px}
  .cc-name{font-size:16px;font-weight:800;color:var(--ink);margin-bottom:6px}
  .cc-contact{font-size:14px;color:var(--muted);line-height:1.7}
  .cc-contact a{color:var(--blue-600);word-break:break-all}
  .cc-company{background:var(--navy-900);border-radius:14px;padding:clamp(28px,4vw,48px);color:#fff;margin-bottom:0;min-height:220px;display:flex;flex-direction:column;justify-content:center}
  .cc-company .cc-region{color:var(--electric)}
  .cc-company .cc-name{font-size:17px;color:#fff}
  .cc-company .cc-contact{color:var(--muted-d)}
  .cc-company .cc-contact a{color:#90c8ff}
  .cc-social{margin-top:22px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12)}
  .cc-social ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:10px}
  .cc-social a{display:inline-flex;align-items:center;gap:10px;min-height:48px;min-width:44px;padding:0 16px 0 12px;border-radius:11px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.05);color:#fff;font-size:14px;font-weight:700;text-decoration:none;transition:background .2s,border-color .2s}
  .cc-social a:hover{background:rgba(0,178,240,.18);border-color:var(--electric)}
  .cc-social a:focus-visible{outline:3px solid var(--electric);outline-offset:3px}
  .cc-social svg.si{width:26px;height:26px;flex:none}
  .cc-social svg.si-x{width:22px;height:22px;margin:2px;color:#fff}
  .cc-social-off{display:inline-flex;align-items:center;gap:10px;min-height:48px;padding:0 16px 0 12px;border-radius:11px;border:1px dashed rgba(255,255,255,.28);color:rgba(255,255,255,.9);font-size:14px;font-weight:700;cursor:default}
  .cc-social-off em{font-style:normal;font-size:11.5px;font-weight:600;color:rgba(255,255,255,.55);padding:2px 7px;border-radius:6px;background:rgba(255,255,255,.08)}
  .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
  @media(max-width:880px){.contact{grid-template-columns:1fr;gap:34px}.row2{grid-template-columns:1fr}.cc-grid{grid-template-columns:1fr}}
  .cta-band{background:linear-gradient(120deg,var(--blue-600),var(--navy-800));color:#fff;padding:clamp(40px,5vw,72px) 0;position:relative;overflow:hidden}
  .cta-band .grid-lines{position:absolute;inset:0;opacity:.14;background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);background-size:44px 44px}
  .cta-in{position:relative;display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
  .cta-in h2{font-size:clamp(24px,3.2vw,40px);font-weight:800}.cta-in p{color:#CFE2FB;margin-top:8px}.cta-in .btns{display:flex;gap:14px;flex-wrap:wrap}

  .ach-spec{margin:10px 0 14px;padding:10px 12px;border-radius:10px;background:var(--surface);border:1px solid var(--line);font-size:13.5px;line-height:1.55;color:var(--ink);min-width:0}
  .ach-spec-h{font-size:11.5px;font-weight:700;letter-spacing:.04em;color:var(--muted);margin:0 0 4px}
  .ach-spec ul{list-style:none;margin:0;padding:0}
  .ach-spec li{display:flex;flex-wrap:wrap;gap:2px 10px;font-weight:700;font-variant-numeric:tabular-nums}
  .ach-spec-kv{font-weight:600;color:var(--muted)}
  .ach-spec-total{margin:4px 0 0;font-size:12.5px;color:var(--muted)}
  /* ===== HOMEPAGE ===== */
  /* home: project approach as three plain numbered steps */
  .wm-steps{list-style:none;margin:clamp(28px,3vw,44px) 0 0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(28px,4vw,64px);counter-reset:wm}
  .wm-step{position:relative;padding-top:22px;border-top:2px solid var(--line)}
  .wm-step::before{counter-increment:wm;content:"0" counter(wm);position:absolute;top:-15px;inset-inline-start:0;background:#fff;padding-inline-end:12px;font-size:20px;font-weight:800;color:var(--blue-600);line-height:28px}
  .wm-step:not(:last-child)::after{content:"\2192";position:absolute;top:-16px;inset-inline-end:calc(-1 * clamp(28px,4vw,64px) / 2 - 10px);width:20px;text-align:center;font-size:20px;line-height:28px;color:var(--electric);background:#fff}
  [dir=rtl] .wm-step:not(:last-child)::after{transform:scaleX(-1)}
  .wm-step h3{font-size:clamp(17px,1.5vw,20px);font-weight:800;color:var(--ink);margin:0 0 8px}
  .wm-step p{font-size:14.5px;line-height:1.7;color:var(--muted);margin:0}
  @media(max-width:760px){.wm-br{display:none}.wm-steps{grid-template-columns:minmax(0,1fr);gap:34px}.wm-step:not(:last-child)::after{content:"\2193";top:auto;bottom:-30px;inset-inline-end:auto;inset-inline-start:0;transform:none}}
  .hp-hero-body{position:absolute;bottom:0;left:0;right:0;z-index:3;padding:clamp(28px,4vw,56px) clamp(24px,5vw,80px);background:linear-gradient(to top,rgba(0,0,0,.72) 0%,rgba(0,0,0,.35) 55%,transparent 100%);color:#fff}
  .hp-hero-body h1{font-size:clamp(24px,4vw,56px);font-weight:900;line-height:1.15;max-width:720px;margin:8px 0 0}
  .hp-hero-lead{font-size:clamp(14px,1.3vw,17px);line-height:1.65;color:rgba(255,255,255,.82);max-width:640px;margin:14px 0 24px}
  .hp-hero-cta{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
  .hp-hero-trust{margin-top:18px;font-size:13px;color:rgba(255,255,255,.65);line-height:1.5}
  .hp-view-all{display:flex;justify-content:flex-end;margin-top:clamp(18px,2vw,30px)}
  .hp-view-center{justify-content:center}
  .hp-proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,1.6vw,24px);margin-top:clamp(24px,2.4vw,40px)}
  .hp-proj-card{border-radius:var(--radius);overflow:hidden;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.1);display:block;transition:transform .3s var(--ease),background .3s,border-color .3s}
  .hp-proj-card:hover{transform:translateY(-5px);background:rgba(0,178,240,.08);border-color:rgba(0,178,240,.4)}
  .hp-proj-media{aspect-ratio:4/3;overflow:hidden;position:relative;background:rgba(0,0,0,.3)}
  .hp-proj-media img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s var(--ease)}
  .hp-proj-card:hover .hp-proj-media img{transform:scale(1.04)}
  .hp-proj-ph{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:rgba(255,255,255,.25)}
  .hp-proj-ph svg{width:48px;height:48px}
  .hp-proj-info{padding:clamp(14px,1.4vw,20px)}
  .hp-proj-cat{font-size:11px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--electric);margin-bottom:6px}
  .hp-proj-name{font-size:clamp(13px,1.1vw,15px);font-weight:700;color:#fff;line-height:1.4}
  .hp-proj-loc{font-size:12px;color:var(--muted-d);margin-top:4px}
  @media(max-width:880px){.hp-proj-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:540px){.hp-proj-grid{grid-template-columns:1fr}.hp-hero-body{padding:16px 20px 28px}}
  /* hero: the slide sits in a fixed-height image band (same height for all 4 slides, so switching never
     moves the page) and the hero text sits in its own band below it, sized by its content */
  .carousel{--hero-img-h:44.66vw;height:auto!important;overflow:hidden;background:var(--navy-900)}
  .carousel .car-track{height:var(--hero-img-h)}
  .carousel .car-btn{top:calc(var(--hero-img-h) / 2)}
  .carousel .car-dots{top:calc(var(--hero-img-h) - 28px);bottom:auto}
  .carousel .hp-hero-body{position:static;background:var(--navy-900);padding-top:clamp(20px,2.4vw,36px);padding-bottom:clamp(28px,3vw,44px)}
  @media(max-width:640px){.carousel .car-btn{width:40px;height:40px}.carousel .car-dots{top:calc(var(--hero-img-h) - 16px)}}
  @media(min-width:1024px){
    .carousel .hp-hero-body{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);grid-template-areas:"eye lead" "h1 lead" "h1 cta" "h1 trust";grid-template-rows:auto auto auto 1fr;column-gap:clamp(32px,4vw,72px);align-items:start}
    .carousel .hp-hero-body>.eyebrow{grid-area:eye}
    .carousel .hp-hero-body h1{grid-area:h1;hyphens:auto;overflow-wrap:break-word}
    .carousel .hp-hero-lead{grid-area:lead;margin-top:0;hyphens:auto}
    .carousel .hp-hero-cta{grid-area:cta}
    .carousel .hp-hero-trust{grid-area:trust}
  }

  /* ===== 内页（子页面 banner + 面包屑 + 占位） ===== */
  .page-hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(70% 90% at 85% 0%,rgba(0,178,240,.2),transparent 60%),linear-gradient(150deg,var(--navy-800),var(--navy-950));padding:clamp(48px,6vw,84px) 0 clamp(40px,5vw,64px);min-height:300px}
  .page-hero .grid-lines{position:absolute;inset:0;opacity:.12;background-image:linear-gradient(rgba(120,180,255,.4) 1px,transparent 1px),linear-gradient(90deg,rgba(120,180,255,.4) 1px,transparent 1px);background-size:56px 56px}
  @media(max-width:640px){.page-hero{padding:28px 0 24px;min-height:240px}}
  .crumb{position:relative;display:flex;align-items:center;gap:8px;font-size:14px;color:var(--muted-d);margin-bottom:16px;flex-wrap:wrap}
  .crumb a{color:var(--muted-d)}.crumb a:hover{color:#fff}
  .crumb .sep{opacity:.5}
  .crumb b{color:#fff;font-weight:600}
  .page-hero h1{position:relative;font-size:clamp(30px,4.4vw,54px)}
  .page-body .lead-note{display:flex;gap:16px;align-items:flex-start;background:var(--surface);border:1px dashed var(--blue-100);border-radius:var(--radius);padding:clamp(22px,2.4vw,32px)}
  .page-body .lead-note .ico{width:46px;height:46px;border-radius:11px;background:var(--blue-50);color:var(--blue-600);display:grid;place-items:center;flex:none}
  .page-body .lead-note .ico svg{width:24px;height:24px}
  .page-body .lead-note h3{font-size:19px;margin-bottom:6px}
  .page-body .lead-note p{color:var(--muted)}
  .placeholder-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:34px}
  .pg-card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}
  .pg-card .pg-media{aspect-ratio:16/10;background:linear-gradient(150deg,var(--surface-2),var(--blue-50));display:grid;place-items:center;color:#9FC4F0}
  .pg-card .pg-media svg{width:42px;height:42px}
  .pg-card .pg-b{padding:20px}
  .pg-card .pg-b .bar{height:11px;border-radius:6px;background:var(--surface-2)}
  .pg-card .pg-b .bar.s{width:60%;margin-top:10px;background:var(--surface)}
  @media(max-width:880px){.placeholder-grid{grid-template-columns:1fr}}

  /* ===== 业绩展示页 ===== */
  .ach-display{position:relative}
  .ach-img{width:auto;max-width:100%;max-height:640px;height:auto;display:block;margin:0 auto;border-radius:16px;box-shadow:var(--shadow-sm)}
  .ach-ph{aspect-ratio:21/9;border-radius:16px;border:1px solid var(--line);background:radial-gradient(70% 80% at 80% 10%,rgba(0,178,240,.16),transparent 60%),linear-gradient(150deg,var(--navy-700),var(--navy-950));display:grid;place-items:center;color:#9FC4F0}
  .ach-ph .ph{display:flex;flex-direction:column;align-items:center;gap:10px}
  .ach-ph .ph svg{width:54px;height:54px;opacity:.7}
  .ach-ph .ph span{font-size:13px;letter-spacing:.06em}
  .ach-intro{margin:30px 0 6px}
  .ach-intro h3{font-size:clamp(20px,2vw,26px);margin-bottom:10px}
  .ach-intro p{color:var(--color-body-deep);font-size:clamp(16px,1.5vw,18px);line-height:1.85;font-weight:500}
  .ach-list-title{font-size:clamp(20px,2vw,26px);margin:36px 0 20px;padding-bottom:12px;border-bottom:2px solid var(--blue-100)}
  .ach-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
  .ach-item{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--surface);border:1px solid var(--line);border-radius:12px;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s,background .25s}
  .ach-item:hover{background:#fff;border-color:var(--blue-500);transform:translateY(-3px);box-shadow:var(--shadow-md)}
  .ach-num{font-family:'Manrope';font-weight:800;color:var(--blue-500);font-size:15px;min-width:26px;flex:none}
  .ach-name{flex:1;font-weight:600;font-size:15.5px;color:var(--ink);line-height:1.45}
  .ach-arrow{color:var(--blue-500);display:flex;flex:none;transition:transform .25s}
  .ach-arrow svg{width:18px;height:18px}
  .ach-item:hover .ach-arrow{transform:translateX(4px)}
  [dir=rtl] .ach-arrow svg{transform:scaleX(-1)}
  @media(max-width:760px){.ach-grid{grid-template-columns:1fr}}

  /* ===== 业绩项目详情页 ===== */
  .proj-gallery{display:grid;gap:18px;margin-bottom:30px}
  .proj-img{width:100%;max-width:1000px;height:auto;display:block;margin:0 auto;border-radius:14px;box-shadow:var(--shadow-sm)}
  .proj-ph{aspect-ratio:16/6;border-radius:14px;border:1px solid var(--line);background:radial-gradient(70% 80% at 80% 10%,rgba(0,178,240,.16),transparent 60%),linear-gradient(150deg,var(--navy-700),var(--navy-950));display:grid;place-items:center;color:#9FC4F0}
  .proj-ph .ph{display:flex;flex-direction:column;align-items:center;gap:10px}
  .proj-ph .ph svg{width:48px;height:48px;opacity:.7}
  .proj-ph .ph span{font-size:13px}
  .proj-desc p{color:var(--color-body-deep);font-size:clamp(16px,1.5vw,18px);line-height:1.9;font-weight:500;margin-bottom:16px}
  .proj-desc p:last-child{margin-bottom:0}
  .proj-related{margin-top:44px}
  .rel-title{font-size:clamp(20px,2vw,26px);margin-bottom:22px;padding-bottom:12px;border-bottom:2px solid var(--blue-100)}
  .rel-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .rel-card{display:block;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s}
  .rel-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--blue-500)}
  .rel-media{position:relative;display:grid;place-items:center;aspect-ratio:4/3;background:linear-gradient(150deg,var(--surface-2),var(--blue-50));color:#9FC4F0;overflow:hidden}
  .rel-media svg{width:44px;height:44px}
  .rel-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
  .rel-card:hover .rel-media img{transform:scale(1.06)}
  .rel-cap{display:block;padding:14px 18px;font-weight:700;font-size:15px;color:var(--ink)}
  @media(max-width:760px){.rel-grid{grid-template-columns:1fr}}

  /* ===== Phase 6: 业绩列表页 ===== */
  .ach-intro-wrap{margin:0 0 28px}
  .ach-intro-wrap h2{font-size:clamp(20px,2vw,26px);margin-bottom:12px}
  .ach-intro-wrap p{color:var(--color-body-deep);font-size:clamp(16px,1.5vw,18px);line-height:1.85;font-weight:500}
  .ach-overview-img{width:100%;max-width:900px;height:auto;display:block;border-radius:14px;box-shadow:var(--shadow-sm);margin:0 auto 36px}
  .ach-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:0 0 48px;padding:28px 24px;background:var(--surface);border:1px solid var(--line);border-radius:16px}
  .ach-stat{text-align:center}
  .ach-stat-num{display:block;font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(26px,3vw,36px);color:var(--blue-600);line-height:1.1;margin-bottom:6px}
  .ach-stat-lbl{display:block;font-size:13px;color:var(--muted);font-weight:500;line-height:1.3}
  .ach-section-h{font-size:clamp(20px,2vw,26px);margin:44px 0 14px;padding-bottom:12px;border-bottom:2px solid var(--blue-100)}
  .ach-section-intro{color:var(--color-body-deep);font-size:clamp(15px,1.4vw,17px);line-height:1.75;margin:0 0 32px}
  .ach-feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:12px}
  .ach-feature-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s}
  .ach-feature-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--blue-400)}
  .ach-feature-media-link{display:block;flex:none}
  .ach-feature-media{position:relative;aspect-ratio:4/3;background:linear-gradient(150deg,var(--surface-2),var(--blue-50));overflow:hidden;display:grid;place-items:center;color:#9FC4F0}
  .ach-feature-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .35s var(--ease)}
  .ach-feature-card:hover .ach-feature-media img{transform:scale(1.05)}
  .ach-feature-ph{display:grid;place-items:center;width:100%;height:100%}
  .ach-feature-ph svg{width:44px;height:44px;opacity:.5}
  .ach-feature-body{padding:18px 20px;display:flex;flex-direction:column;flex:1;gap:10px}
  .ach-feature-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
  .ach-meta-tag{display:inline-block;padding:2px 10px;border-radius:20px;font-size:11.5px;font-weight:600;background:transparent;color:var(--blue-600);border:1px solid var(--blue-100)}
  .ach-meta-sep{color:var(--line);font-size:12px}
  .ach-meta-loc{font-size:12.5px;color:var(--muted);font-weight:500}
  .ach-feature-name{font-size:clamp(14px,1.3vw,16px);font-weight:700;color:var(--ink);line-height:1.45;margin:0}
  .ach-feature-cap{font-size:12.5px;color:var(--muted);line-height:1.4;margin:0}
  .ach-view-btn{display:inline-flex;align-items:center;gap:6px;margin-top:auto;padding:8px 16px;border-radius:8px;background:var(--blue-600);color:#fff;font-size:13px;font-weight:600;text-decoration:none;transition:background .2s var(--ease);align-self:flex-start}
  .ach-view-btn:hover{background:var(--blue-700)}
  .ach-filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:28px}
  .ach-filter-btn{padding:7px 18px;border-radius:20px;border:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:13px;font-weight:600;cursor:pointer;transition:background .2s,border-color .2s,color .2s}
  .ach-filter-btn:hover{border-color:var(--blue-400);color:var(--blue-600)}
  .ach-filter-btn.active{background:var(--blue-600);border-color:var(--blue-600);color:#fff}
  .ach-portfolio-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-bottom:12px}
  .ach-project-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;transition:transform .2s var(--ease),box-shadow .2s var(--ease),border-color .2s}
  .ach-project-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:var(--blue-400)}
  .ach-project-card[hidden]{display:none}
  .ach-project-media-link{display:block;flex:none}
  .ach-project-media{position:relative;aspect-ratio:16/10;background:linear-gradient(150deg,var(--surface-2),var(--blue-50));overflow:hidden;display:grid;place-items:center;color:#9FC4F0}
  .ach-project-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .3s var(--ease)}
  .ach-project-card:hover .ach-project-media img{transform:scale(1.06)}
  .ach-project-ph{display:grid;place-items:center;width:100%;height:100%}
  .ach-project-ph svg{width:32px;height:32px;opacity:.4}
  .ach-project-body{padding:18px 20px;display:flex;flex-direction:column;flex:1;gap:12px}
  .ach-project-meta{display:flex;align-items:center;gap:6px}
  .ach-meta-tag--sm{padding:1px 8px;font-size:10.5px}
  .ach-project-name{font-size:clamp(15.5px,1.4vw,17px);font-weight:700;color:var(--ink);line-height:1.45;margin:0}
  .ach-project-loc{font-size:12.5px;color:var(--muted);margin:0;line-height:1.4}
  .ach-view-link{font-size:13px;font-weight:600;color:var(--blue-600);text-decoration:none;margin-top:auto}
  .ach-view-link:hover{text-decoration:underline}
  .ach-capability-links{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:40px}
  .ach-cap-item{padding:24px 22px;border:1px solid var(--line);border-radius:14px;background:var(--surface);display:flex;flex-direction:column;gap:10px}
  .ach-cap-item h3{font-size:16px;font-weight:700;color:var(--ink);margin:0}
  .ach-cap-item p{font-size:14px;color:var(--muted);line-height:1.65;margin:0;flex:1}
  .ach-cap-item .btn{align-self:flex-start;margin-top:auto}
  .ach-cta-band{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:32px 36px;background:linear-gradient(130deg,var(--navy-800),var(--navy-950));border-radius:16px;margin-bottom:8px;flex-wrap:wrap}
  .ach-cta-band h2{font-size:clamp(18px,1.8vw,22px);color:#fff;margin:0}
  .ach-cta-band p{font-size:14.5px;color:#A9C2E2;margin:4px 0 0;line-height:1.6}
  .ach-cta-body{flex:1;min-width:220px}
  @media(max-width:1199px){.ach-portfolio-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:860px){.ach-stats{grid-template-columns:repeat(3,1fr)}.ach-feature-grid{grid-template-columns:1fr 1fr}.ach-capability-links{grid-template-columns:1fr 1fr}}
  @media(max-width:767px){.ach-portfolio-grid{grid-template-columns:1fr}}
  @media(max-width:640px){.ach-feature-grid{grid-template-columns:1fr}.ach-capability-links{grid-template-columns:1fr}.ach-cta-band{flex-direction:column;align-items:flex-start}.ach-cta-band .btns{width:100%}}

  footer.site{background:var(--navy-950);color:#A9C2E2;padding:clamp(48px,5vw,72px) 0 28px}
  .foot-grid{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:clamp(28px,3vw,48px);padding-bottom:44px;border-bottom:1px solid var(--line-d)}
  footer .logo{color:#fff;margin-bottom:16px}footer .logo small{color:var(--electric)}
  .foot-about{font-size:14px;color:#8FA9CC;max-width:40ch}
  .foot-col h4{color:#fff;font-size:15px;margin-bottom:16px;font-weight:800}
  .foot-col a{display:block;color:#93AAD0;font-size:14px;padding:6px 0;transition:color .2s}
  .foot-col a:hover{color:#fff}
  .foot-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;padding-top:24px;font-size:13px;color:#7491B6}
  .foot-bottom a{color:#7491B6}.foot-bottom a:hover{color:#fff}

  @media(max-width:880px){.foot-grid{grid-template-columns:1fr 1fr;gap:30px}}
  @media(max-width:520px){.foot-grid{grid-template-columns:1fr}}
  /* ===== 公司简介页 ===== */
  .cp-banner{width:100%;border-radius:16px;overflow:hidden;margin-bottom:48px;box-shadow:var(--shadow-md)}
  .cp-banner img{width:100%;height:auto;display:block}
  .cp-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:56px}
  .cp-nav-card{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:28px 32px;border-radius:var(--radius);border:1.5px solid var(--line);background:#fff;text-decoration:none;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
  .cp-nav-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--blue-400)}
  .cp-nav-card .cn-flag{font-size:32px;flex:none}
  .cp-nav-card h3{font-size:clamp(18px,1.8vw,22px);font-weight:800;margin-bottom:4px;color:var(--ink)}
  .cp-nav-card p{font-size:14px;color:var(--muted)}
  .cp-nav-card .cn-arrow{color:var(--blue-600);flex:none;transition:transform .3s var(--ease)}
  .cp-nav-card .cn-arrow svg{width:22px;height:22px}
  .cp-nav-card:hover .cn-arrow{transform:translateX(5px)}
  .cp-sec-label{display:flex;align-items:center;gap:12px;font-size:11px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;color:var(--blue-600);margin-bottom:20px}
  .cp-sec-label::after{content:"";flex:1;height:1px;background:var(--blue-100)}
  .cp-intro-block{margin-bottom:52px}
  .cp-intro-block h2{font-size:clamp(22px,2.6vw,32px);font-weight:800;margin-bottom:20px;color:var(--ink)}
  .cp-intro-block p{font-size:clamp(15px,1.4vw,17px);color:var(--color-body-deep);line-height:1.9;margin-bottom:14px;font-weight:500}
  .cp-intro-block p:last-child{margin-bottom:0}
  .cp-factories-title{font-size:clamp(18px,2vw,24px);font-weight:800;margin-bottom:24px;color:var(--ink)}
  .partners-split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(32px,5vw,72px);align-items:center;padding:48px 0;border-bottom:1px solid var(--line)}
  .partners-split:last-child{border-bottom:none}
  .partners-split-text{display:flex;flex-direction:column;gap:14px}
  .partners-split-text h3{font-size:clamp(22px,2.2vw,30px);font-weight:800;color:var(--ink);margin-bottom:8px}
  .partners-split-text p{font-size:clamp(15px,1.2vw,17px);line-height:1.8;color:var(--muted)}
  .partners-split-img{border-radius:16px;overflow:hidden;box-shadow:var(--shadow-md)}
  .partners-split-img img{width:100%;height:auto;display:block}
  .partners-split.reverse{direction:ltr}
  @media(max-width:820px){.partners-split{grid-template-columns:1fr;gap:28px}.partners-split.reverse .partners-split-img{order:-1}}
  .cp-factory-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:clamp(16px,2vw,28px)}
  .cp-factory-card{border-radius:14px;border:1px solid var(--line);overflow:hidden;background:#fff;transition:transform .3s var(--ease),box-shadow .3s var(--ease),border-color .3s}
  .cp-factory-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-md);border-color:var(--blue-300)}
  .cp-factory-img{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
  .cp-factory-img img{width:100%;height:100%;object-fit:cover;transition:transform .45s var(--ease)}
  .cp-factory-card:hover .cp-factory-img img{transform:scale(1.05)}
  .cp-factory-body{padding:18px 22px 20px}
  .cp-factory-body h4{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:4px}
  .cp-factory-loc{font-size:13.5px;color:var(--muted);margin:0;line-height:1.5}
  .cp-factories-banner{width:100%;border-radius:14px;overflow:hidden;margin-bottom:28px;box-shadow:var(--shadow-sm)}
  .cp-factories-banner img{width:100%;height:auto;display:block;max-height:340px;object-fit:cover}
  .cp-factory-grid--single{grid-template-columns:repeat(2,1fr);max-width:640px}
  @media(max-width:680px){.cp-nav{grid-template-columns:1fr}.cp-factory-grid{grid-template-columns:1fr}.cp-factory-grid--single{grid-template-columns:1fr}}
  /* ===== Phase 7B: Company Profile & Partners upgrade ===== */
  .cp-facts-row{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);margin:0 0 44px;overflow:hidden}
  .cp-fact{padding:28px 20px;text-align:center;border-right:1px solid var(--line)}
  .cp-fact:last-child{border-right:none}
  .cp-fact-num{display:block;font-family:'Manrope',sans-serif;font-weight:800;font-size:clamp(28px,3vw,38px);color:var(--blue-600);line-height:1.1;margin-bottom:6px}
  .cp-fact-lbl{display:block;font-size:12.5px;color:var(--muted);font-weight:600;letter-spacing:.04em;line-height:1.35}
  .cp-structure-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin:0 0 44px}
  .cp-structure-card{padding:28px 30px;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
  .cp-structure-card h3{font-size:clamp(17px,1.6vw,20px);font-weight:800;color:var(--ink);margin-bottom:12px}
  .cp-structure-card p{font-size:clamp(14px,1.1vw,15.5px);color:var(--muted);line-height:1.8;margin:0}
  .cp-caps-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:0 0 44px}
  .cp-cap-item{display:flex;gap:18px;align-items:flex-start;padding:24px 22px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;transition:border-color .2s,box-shadow .2s}
  .cp-cap-item:hover{border-color:var(--blue-300);box-shadow:var(--shadow-sm)}
  .cp-cap-ico{width:44px;height:44px;flex:none;border-radius:11px;background:var(--blue-50);color:var(--blue-600);display:grid;place-items:center}
  .cp-cap-ico svg{width:22px;height:22px}
  .cp-cap-item h4{font-size:15px;font-weight:700;color:var(--ink);margin:0 0 6px}
  .cp-cap-item p{font-size:13.5px;color:var(--muted);line-height:1.7;margin:0}
  .cp-qs-num{width:46px;height:46px;border-radius:50%;background:var(--blue-600);color:#fff;font-family:'Manrope',sans-serif;font-weight:800;font-size:15px;display:grid;place-items:center;flex:none}
  .cp-qs-label{font-size:13.5px;font-weight:600;color:var(--ink);line-height:1.45}
  .cp-vision-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0 0 44px}
  .cp-vision-card{padding:28px 30px;border-radius:var(--radius);background:linear-gradient(135deg,var(--navy-800),var(--navy-950));color:#fff}
  .cp-vision-card .eyebrow{color:var(--electric);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin-bottom:12px;display:block}
  .cp-vision-card p{color:#C2D8F2;font-size:clamp(14px,1.2vw,16px);line-height:1.75;margin:0}
  .cp-related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin:0 0 8px}
  .cp-related-item{display:flex;flex-direction:column;gap:8px;padding:20px 18px;border:1px solid var(--line);border-radius:14px;background:var(--surface);text-decoration:none;transition:border-color .2s,box-shadow .2s,background .2s}
  .cp-related-item:hover{border-color:var(--blue-400);background:#fff;box-shadow:var(--shadow-sm)}
  .cp-related-item .ri-ico{width:36px;height:36px;border-radius:9px;background:var(--blue-50);color:var(--blue-600);display:grid;place-items:center;flex:none}
  .cp-related-item .ri-ico svg{width:18px;height:18px}
  .cp-related-item h4{font-size:14px;font-weight:700;color:var(--ink);margin:0}
  .cp-related-item p{font-size:12.5px;color:var(--muted);line-height:1.5;margin:0}
  /* Heinkel single-factory feature */
  .cp-heinkel-feature{display:grid;grid-template-columns:1.4fr 1fr;gap:28px;align-items:start;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;margin-bottom:8px}
  .cp-heinkel-img{aspect-ratio:16/10;overflow:hidden;background:var(--surface-2)}
  .cp-heinkel-img img{width:100%;height:100%;object-fit:cover;display:block}
  .cp-heinkel-text{padding:28px 28px 28px 0}
  .cp-factory-sub{font-size:14px;font-weight:700;color:var(--muted);letter-spacing:.04em;margin:0 0 10px}
  .cp-heinkel-text h3{font-size:clamp(18px,1.8vw,22px);font-weight:800;color:var(--ink);margin-bottom:6px}
  @media(max-width:680px){.cp-heinkel-feature{grid-template-columns:1fr}.cp-heinkel-text{padding:20px}}
  /* Vision cards — reduced padding */
  .cp-vision-card{padding:20px 24px}
  /* Related links — compact */
  .cp-related-item{padding:16px 14px;gap:6px}
  .cp-related-item h4{font-size:13.5px}
  .cp-related-item p{font-size:12px}
  /* Partners intro paragraph */
  .cp-intro-para{font-size:clamp(15px,1.2vw,17px);color:var(--muted);line-height:1.8;margin:0 0 32px}
  /* Partner group heading */
  .partner-group-h{font-size:14px;font-weight:700;color:var(--ink);letter-spacing:.04em;margin:0 0 10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
  .partner-brand-grid{display:flex;flex-wrap:wrap;gap:12px;margin:0 0 44px;align-items:center}
  .partner-brand-item{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border:1.5px solid var(--line);border-radius:10px;background:#fff;min-height:52px;transition:border-color .2s,box-shadow .2s}
  .partner-brand-item:hover{border-color:var(--blue-300);box-shadow:0 2px 8px rgba(0,0,0,.07)}
  .partner-brand-item img{height:32px;max-width:140px;object-fit:contain;display:block}
  .partner-brand-item.text-only{font-size:13px;font-weight:700;color:var(--ink);letter-spacing:.03em}
  @media(max-width:960px){.cp-facts-row{grid-template-columns:repeat(2,1fr)}.cp-fact:nth-child(2){border-right:none}.cp-fact:nth-child(1),.cp-fact:nth-child(2){border-bottom:1px solid var(--line)}.cp-structure-grid{grid-template-columns:1fr}.cp-related-grid{grid-template-columns:repeat(2,1fr)}}
  @media(max-width:640px){.cp-caps-grid{grid-template-columns:1fr}.cp-vision-row{grid-template-columns:1fr}.cp-related-grid{grid-template-columns:1fr 1fr}.cp-facts-row{grid-template-columns:1fr 1fr}}
  @media(max-width:480px){.cp-related-grid{grid-template-columns:1fr}}
  .sol-hero-img{width:100%;border-radius:16px;overflow:hidden;margin-bottom:40px;box-shadow:var(--shadow-md)}
  .sol-hero-img img{width:100%;height:auto;display:block;max-height:460px;object-fit:cover}
  .sol-body{max-width:820px;margin:0 auto 56px;display:flex;flex-direction:column;gap:20px}
  .sol-body p{font-size:clamp(15px,1.1vw,17px);line-height:1.8;color:var(--ink);margin:0}
  /* ── Left-text / Right-image split layout (achievements & solutions) ── */
  .lr-split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;margin-bottom:48px}
  @media(max-width:960px){.lr-split{grid-template-columns:1fr;gap:28px;margin-bottom:32px}}
  .lr-text{display:flex;flex-direction:column;gap:18px}
  .lr-text p{font-size:clamp(15px,1.05vw,17px);line-height:1.85;color:var(--ink);margin:0}
  .lr-imgs{display:flex;flex-direction:column;gap:14px}
  .lr-imgs img{width:100%;border-radius:14px;object-fit:cover;display:block;box-shadow:var(--shadow-md)}
  /* ── Diesel filter layout ── */
  .filter-panel{position:sticky;top:calc(var(--nav-h)+16px);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px;box-shadow:var(--shadow-sm)}
  .filter-group{margin-bottom:22px}
  .filter-group:last-child{margin-bottom:0}
  .filter-opt{display:flex;align-items:center;gap:8px;padding:4px 0;cursor:pointer;user-select:none}
  .filter-opt input{accent-color:var(--blue-600);width:14px;height:14px;cursor:pointer;flex:none}
  .filter-opt span{font-size:13.5px;color:var(--ink);line-height:1.4}
  .filter-reset{width:100%;margin-top:14px;padding:9px;border:1px solid var(--line);border-radius:8px;background:transparent;font-size:13px;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s}
  .filter-reset:hover{border-color:var(--blue-600);color:var(--blue-600);background:var(--blue-50)}
  .prod-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:18px}
  .prod-card{background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden;transition:box-shadow .2s,transform .2s;text-decoration:none;color:inherit;display:block}
  .prod-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
  .prod-card-img{aspect-ratio:4/3;background:var(--bg);overflow:hidden}
  .prod-card-img img{width:100%;height:100%;object-fit:cover;display:block}
  .prod-card-body{padding:12px 14px}
  .prod-card-brand{font-size:11px;font-weight:700;color:var(--blue-600);letter-spacing:.1em;text-transform:uppercase;margin-bottom:3px}
  .prod-card-name{font-size:14px;font-weight:700;color:var(--ink);margin-bottom:5px;line-height:1.4}
  .prod-card-meta{font-size:12px;color:var(--muted)}
  .no-prod{grid-column:1/-1;text-align:center;padding:56px 24px;color:var(--muted);background:var(--surface);border-radius:12px;border:1px dashed var(--line)}
  .no-prod p{font-size:15px;margin:0;line-height:1.6}
  /* collapsible filter groups */
  .filter-group-h{font-size:10.5px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--blue-600);margin:0 0 10px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;padding-right:2px}
  .filter-group-h::after{content:'▾';font-size:11px;transition:transform .25s}
  .filter-group.collapsed .filter-group-h::after{transform:rotate(-90deg)}
  .filter-group-body{overflow:hidden;transition:max-height .3s ease}
  .filter-group.collapsed .filter-group-body{max-height:0 !important}
  /* Diesel advantages block */
  .diesel-adv{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:36px}
  @media(max-width:860px){.diesel-adv{grid-template-columns:1fr}}
  .diesel-adv-item{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:20px 22px}
  .diesel-adv-item h4{font-size:clamp(13px,1vw,15px);font-weight:800;color:var(--ink);margin-bottom:10px;line-height:1.4}
  .diesel-adv-item ul{margin:0;padding-left:16px;list-style:disc}
  .diesel-adv-item li{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:3px}
  /* Diesel tab bar */
  /* ── Diesel tab bar ── */
  .diesel-tab-bar{display:grid;grid-template-columns:repeat(4,1fr);border:1.5px solid var(--line);border-radius:10px;overflow:hidden;margin-bottom:20px}
  .diesel-tab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:12px 8px;min-height:62px;border:none;border-right:1px solid var(--line);background:var(--surface);cursor:pointer;transition:background .18s,color .18s,box-shadow .18s;color:var(--muted)}
  .diesel-tab:last-child{border-right:none}
  .diesel-tab:hover:not(.on){background:var(--blue-50);color:var(--blue-700);box-shadow:0 2px 8px rgba(0,0,0,.08)}
  .diesel-tab.on{background:var(--blue-600);color:#fff;box-shadow:none}
  .diesel-tab-type{font-size:10px;font-weight:600;line-height:1.3;letter-spacing:.04em;text-transform:uppercase;opacity:.85}
  .diesel-tab.on .diesel-tab-type{opacity:1}
  .diesel-tab-hz{font-size:16px;font-weight:800;line-height:1.2;letter-spacing:-.01em}
  @media(max-width:600px){.diesel-tab-bar{grid-template-columns:1fr 1fr}.diesel-tab{min-height:56px}.diesel-tab:nth-child(2){border-right:none}.diesel-tab:nth-child(3){border-top:1px solid var(--line)}.diesel-tab:nth-child(4){border-top:1px solid var(--line);border-right:none}}
  /* ── Diesel feature strip ── */
  .diesel-feat-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:0;margin-bottom:22px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
  .diesel-feat-item{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:11px 20px;border-right:1px solid var(--line);background:var(--surface)}
  .diesel-feat-item:last-child{border-right:none}
  .diesel-feat-en{font-size:clamp(12px,.95vw,14px);font-weight:700;color:var(--blue-700);letter-spacing:.01em;margin-bottom:2px;line-height:1.2}
  .diesel-feat-zh{font-size:clamp(11px,.8vw,12.5px);color:var(--muted);line-height:1.4;font-weight:400}
  @media(max-width:700px){.diesel-feat-strip{grid-template-columns:1fr}.diesel-feat-item{border-right:none;border-bottom:1px solid var(--line)}.diesel-feat-item:last-child{border-bottom:none}}
  /* 4-col feat variant (gas / dual-fuel features) */
  .diesel-feat-strip.feat-4{grid-template-columns:repeat(4,1fr)}
  @media(max-width:860px){.diesel-feat-strip.feat-4{grid-template-columns:1fr 1fr}}
  @media(max-width:500px){.diesel-feat-strip.feat-4{grid-template-columns:1fr}}
  /* params strip (gas / dual-fuel specs bar) */
  .prod-params-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-bottom:20px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
  .prod-params-strip .diesel-feat-item{border-right:1px solid var(--line)}
  .prod-params-strip .diesel-feat-item:last-child{border-right:none}
  .prod-params-strip .fuel-row{grid-column:1/-1;border-top:1px solid var(--line);border-right:none}
  @media(max-width:860px){.prod-params-strip{grid-template-columns:1fr 1fr}.prod-params-strip .fuel-row{grid-column:1/-1}}
  @media(max-width:500px){.prod-params-strip{grid-template-columns:1fr}.prod-params-strip .fuel-row{grid-column:1}}
  /* gas / dual-fuel info page layout */
  .gdf-hero{display:flex;gap:32px;align-items:flex-start;margin-bottom:36px}
  .gdf-hero-text{flex:1;min-width:0}
  .gdf-hero-img{width:360px;flex-shrink:0;border-radius:12px;overflow:hidden;border:1px solid var(--line);background:var(--bg)}
  .gdf-hero-img img{width:100%;height:230px;object-fit:cover;display:block}
  @media(max-width:860px){.gdf-hero{flex-direction:column}.gdf-hero-img{width:100%}.gdf-hero-img img{height:200px}}
  .gdf-section{margin-bottom:30px;padding-bottom:30px;border-bottom:1px solid var(--line)}
  .gdf-section:last-of-type{border-bottom:none;margin-bottom:0;padding-bottom:0}
  .gdf-section-h{font-size:clamp(14.5px,1.2vw,17px);font-weight:700;color:var(--blue-700);margin:0 0 12px;letter-spacing:.01em}
  .gdf-section-p{font-size:clamp(13.5px,.95vw,15px);line-height:1.85;color:var(--ink);margin:0}
  .gdf-fuel-tags{display:flex;flex-wrap:wrap;gap:7px;margin-top:14px}
  .gdf-fuel-tags span{display:inline-block;padding:4px 13px;border:1.5px solid var(--blue-600);border-radius:20px;font-size:12px;font-weight:600;color:var(--blue-600);background:var(--surface)}
  .gdf-contact-note{display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:28px;padding:18px 22px;background:var(--surface);border:1px solid var(--line);border-radius:12px}
  .gdf-contact-note p{flex:1;min-width:200px;font-size:13.5px;line-height:1.7;color:var(--muted);margin:0}
  /* standalone page heading / intro (gas / dual-fuel) */
  .cp-page-h2{font-size:clamp(20px,2vw,28px);font-weight:800;color:var(--ink);margin-bottom:18px;line-height:1.25}
  .cp-page-intro{font-size:clamp(13.5px,.95vw,15px);line-height:1.85;color:var(--ink);margin-bottom:20px;max-width:800px}
  /* Product intro box (gas / dual-fuel) */
  .prod-intro-box{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:28px 32px;margin-bottom:36px}
  .prod-intro-box h2{font-size:clamp(18px,1.8vw,24px);font-weight:800;color:var(--ink);margin-bottom:16px}
  .prod-intro-box p{font-size:clamp(14px,1vw,16px);line-height:1.85;color:var(--ink);margin-bottom:12px}
  .prod-intro-box p:last-child{margin-bottom:0}
  .prod-specs-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:6px 24px;margin:14px 0;background:var(--bg);border-radius:10px;padding:14px 18px}
  .prod-specs-grid span{font-size:14px;color:var(--muted);line-height:1.7}
  .prod-specs-grid span b{color:var(--ink);font-weight:700}
  .prod-adv-list{margin-top:18px;display:flex;flex-direction:column;gap:12px}
  .prod-adv-entry{padding:14px 18px;background:var(--bg);border-radius:10px}
  .prod-adv-entry strong{font-size:14.5px;color:var(--ink);display:block;margin-bottom:4px}
  .prod-adv-entry p{font-size:13.5px;color:var(--muted);line-height:1.65;margin:0}
  /* content area wrapper (all inner pages) */
  .cp-content{width:100%;min-width:0}
  /* diesel product series cards */
  .diesel-series{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-bottom:32px}
  @media(max-width:860px){.diesel-series{grid-template-columns:1fr 1fr}}
  @media(max-width:560px){.diesel-series{grid-template-columns:1fr}}
  /* ── Series cards ── */
  .series-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:var(--surface);transition:box-shadow .22s,transform .22s;text-decoration:none;color:inherit;display:flex;flex-direction:column}
  .series-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-4px)}
  .series-card-img{height:180px;flex-shrink:0;overflow:hidden;background:var(--bg);position:relative}
  .series-card-img img{width:100%;height:100%;object-fit:contain;display:block;padding:8px;box-sizing:border-box}
  .series-card-img-ph{height:100%;display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:11.5px;font-weight:500;letter-spacing:.04em;text-transform:uppercase}
  .series-brand-tag{position:absolute;top:10px;right:10px;background:var(--blue-600);color:#fff;font-size:10px;font-weight:700;padding:3px 9px;border-radius:4px;letter-spacing:.06em;z-index:1;line-height:1.6;white-space:nowrap}
  .series-card-body{padding:14px 16px 16px;display:flex;flex-direction:column;flex:1}
  .series-card-name{font-size:15px;font-weight:800;color:var(--ink);margin-bottom:10px;line-height:1.3}
  .series-card-specs{display:flex;flex-direction:column;gap:0;margin-bottom:14px;padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);flex:1}
  .spec-row{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;padding:4px 0}
  .spec-k{color:var(--muted);font-weight:500}
  .spec-v{color:var(--ink);font-weight:700;text-align:right}
  .view-models-btn{display:block;width:100%;text-align:center;padding:9px 12px;border:1.5px solid var(--blue-600);border-radius:7px;color:var(--blue-600);font-size:12.5px;font-weight:700;transition:background .18s,color .18s,box-shadow .18s;background:transparent;box-sizing:border-box;letter-spacing:.02em}
  .series-card:hover .view-models-btn{background:var(--blue-600);color:#fff;box-shadow:0 3px 10px rgba(0,90,200,.25)}
  /* ── Rental page ── */
  .rental-img-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:36px}
  @media(max-width:700px){.rental-img-grid{grid-template-columns:1fr}}
  .rental-img-grid img{width:100%;border-radius:14px;object-fit:cover;aspect-ratio:4/3;display:block;box-shadow:var(--shadow-md)}
  .rental-section{margin-bottom:36px}
  .rental-section-h{font-size:11px;font-weight:800;letter-spacing:.13em;text-transform:uppercase;color:var(--blue-600);margin:0 0 14px;padding-bottom:8px;border-bottom:2px solid var(--blue-600)}
  .rental-body-p{font-size:clamp(15px,1.05vw,17px);line-height:1.85;color:var(--ink);margin:0 0 14px}
  .rental-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:9px}
  .rental-list li{display:flex;align-items:flex-start;gap:10px;font-size:clamp(14px,.95vw,15.5px);line-height:1.7;color:var(--ink)}
  .rental-list li::before{content:'';display:block;width:7px;height:7px;border-radius:50%;background:var(--blue-600);flex:none;margin-top:8px}
  .rental-cap-note{font-size:14px;color:var(--blue-600);font-weight:700;margin:12px 0 0}
  .other-lead{font-size:clamp(14px,.95vw,15.5px);line-height:1.85;color:var(--ink);margin:0 0 28px}
  .other-img-wrap{border-radius:14px;overflow:hidden;box-shadow:var(--shadow-md)}
  /* ── Service Accordion ── */
  .acc-list{display:flex;flex-direction:column;margin-top:28px;border:1px solid var(--line);border-radius:16px;overflow:hidden}
  .acc-item{border-bottom:1px solid var(--line)}
  .acc-item:last-child{border-bottom:0}
  .acc-head{width:100%;display:flex;align-items:center;gap:16px;background:var(--bg);padding:20px 26px;cursor:default;border:0;text-align:left}
  .acc-head.open{background:var(--bg);border-bottom:1px solid var(--line)}
  [dir=rtl] .acc-head{text-align:right}
  .acc-num{font-size:12px;font-weight:800;color:var(--blue-600);letter-spacing:.12em;flex:none;min-width:26px}
  .acc-title{flex:1;font-size:clamp(14.5px,1.05vw,16.5px);font-weight:700;color:var(--ink);line-height:1.4}
  .acc-body{overflow:visible}
  .acc-split{display:grid;grid-template-columns:minmax(0,1fr) 380px;gap:48px;padding:32px 32px 40px;align-items:start}
  @media(max-width:1100px){.acc-split{grid-template-columns:minmax(0,1fr) 300px;gap:28px;padding:24px}}
  @media(max-width:860px){.acc-split{grid-template-columns:minmax(0,1fr);gap:24px;padding:20px 20px 28px}}
  .acc-text-p{font-size:clamp(14px,.95vw,15.5px);line-height:1.85;color:var(--ink-2);margin:0 0 22px}
  .acc-list-h{font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;color:var(--blue-600);margin:0 0 14px}
  .acc-items{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px 20px}
  .acc-items>li{flex:0 0 calc(50% - 10px);max-width:100%}
  @media(max-width:600px){.acc-items>li{flex-basis:100%}}
  .acc-items li{display:flex;align-items:flex-start;gap:8px;font-size:clamp(13px,.95vw,14.5px);color:var(--ink);line-height:1.55}
  /* long words (e.g. German compounds) must not widen the text column and push the photo out of the box;
     a list item whose longest word does not fit half the width takes its own row */
  .acc-text{min-width:0}
  .acc-title,.acc-text-p,.acc-list-h,.acc-items li{overflow-wrap:break-word}
  .acc-title:lang(de),.acc-text-p:lang(de),.acc-list-h:lang(de),.acc-items li:lang(de){hyphens:auto}
  .acc-items li::before{content:'';display:block;width:6px;height:6px;border-radius:50%;background:var(--blue-600);flex:none;margin-top:7px}
  .acc-img-wrap{display:flex;flex-direction:column;gap:12px}
  .acc-img-wrap img{width:100%;border-radius:10px;object-fit:cover;aspect-ratio:4/3;display:block}
  .acc-img-cap{font-size:11.5px;font-weight:600;color:var(--muted);text-align:center;letter-spacing:.03em;line-height:1.5;padding:5px 10px;background:var(--surface);border:1px solid var(--line);border-radius:6px;margin-top:-4px}
  .sol-proj-section{margin-top:8px}
  .sol-proj-label{font-size:12px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--blue-600);margin-bottom:12px}
  .sol-proj-title{font-size:clamp(20px,2vw,28px);font-weight:800;color:var(--ink);margin:0 0 32px}
  .sol-proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(16px,2vw,28px)}
  .sol-proj-card{border-radius:12px;overflow:hidden;box-shadow:var(--shadow-sm);background:#fff}
  .sol-proj-card img{width:100%;height:200px;object-fit:cover;display:block}
  .sol-proj-caption{padding:16px 18px;font-size:13.5px;line-height:1.5;color:var(--muted)}
  @media(max-width:768px){.sol-proj-grid{grid-template-columns:1fr}.sol-proj-card img{height:220px}}

  .sol-tagline{font-size:clamp(13.5px,1.1vw,15px);color:var(--muted);line-height:1.75;font-weight:500;padding-bottom:20px;margin-bottom:44px;border-bottom:1px solid var(--line)}
  .solutions-content>.rental-section-h{padding-top:40px}
  .sol-challenges{display:grid;grid-template-columns:repeat(4,1fr);gap:0;margin-bottom:44px;border:1px solid var(--line);border-radius:10px;overflow:hidden}
  .sol-challenge-item{display:flex;flex-direction:column;justify-content:center;padding:14px 18px;border-right:1px solid var(--line);background:var(--surface)}
  .sol-challenge-item:last-child{border-right:none}
  .sol-challenge-title{font-size:13px;font-weight:800;color:var(--blue-700);line-height:1.4}
  .sol-product-links{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(12px,1.2vw,16px);margin-bottom:52px}
  a.svc{text-decoration:none;color:inherit}
  a.sol-proj-card{display:block;color:inherit;text-decoration:none;transition:box-shadow .3s var(--ease),transform .3s var(--ease)}
  a.sol-proj-card:hover{box-shadow:var(--shadow-card-hover);transform:translateY(-3px)}
  .sol-svc-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);border-radius:10px;overflow:hidden}
  .sol-svc-item{display:flex;align-items:center;gap:14px;padding:16px 20px;border-right:1px solid var(--line);background:var(--surface);text-decoration:none;color:inherit;transition:background .2s var(--ease)}
  .sol-svc-item:last-child{border-right:none}
  .sol-svc-item:hover{background:var(--blue-50)}
  .sol-svc-item .ico{width:36px;height:36px;border-radius:8px;background:rgba(19,112,230,.08);border:1px solid var(--blue-100);display:grid;place-items:center;color:var(--blue-600);flex:none}
  .sol-svc-item .ico svg{width:18px;height:18px}
  .sol-svc-item h3{font-size:13.5px;font-weight:700;color:var(--ink);margin:0 0 2px;line-height:1.3}
  .sol-svc-item p{font-size:12px;color:var(--muted);margin:0;line-height:1.3}
  @media(max-width:860px){.sol-challenges{grid-template-columns:repeat(2,1fr)}.sol-challenge-item:nth-child(2){border-right:none}.sol-challenge-item:nth-child(3){border-top:1px solid var(--line)}.sol-product-links{grid-template-columns:1fr 1fr}}
  @media(max-width:560px){.sol-challenges{grid-template-columns:1fr}.sol-challenge-item{border-right:none;border-bottom:1px solid var(--line)}.sol-challenge-item:last-child{border-bottom:none}.sol-product-links{grid-template-columns:1fr}.sol-svc-strip{grid-template-columns:1fr}.sol-svc-item{border-right:none;border-bottom:1px solid var(--line)}.sol-svc-item:last-child{border-bottom:none}}

  .svc-tagline{font-size:clamp(13.5px,1.1vw,15px);color:var(--muted);line-height:1.75;font-weight:500;padding-bottom:20px;margin-bottom:26px;border-bottom:1px solid var(--line)}

  .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
  .reveal.in{opacity:1;transform:none}
  @media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}.reveal{opacity:1;transform:none}}
  .skip{position:fixed;top:0;left:0;transform:translateX(-9999px);background:var(--blue-700);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:200}
  .skip:focus{transform:none}

  /* ── AGM product list (Gate 6.1 — horizontal card layout) ── */
  .agm-list{display:flex;flex-direction:column;gap:10px}
  /* Horizontal card: image left ~28%, content right */
  .agm-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;display:flex;flex-direction:row;min-height:108px;transition:box-shadow .22s,transform .18s;text-decoration:none;color:inherit}
  .agm-card:hover{box-shadow:0 6px 24px rgba(7,27,51,.13);transform:translateY(-2px)}
  /* Media strip */
  .agm-card-media{flex:0 0 28%;max-width:280px;position:relative;overflow:hidden;background:var(--surface);border-right:1px solid var(--line);display:flex;align-items:center;justify-content:center}
  .agm-card-media img{width:100%;height:100%;object-fit:contain;display:block;position:absolute;inset:0}
  /* Compact placeholder — no giant blank area */
  .agm-card-ph{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;padding:12px;text-align:center;width:100%;height:100%}
  .agm-card-ph svg{width:26px;height:26px;opacity:.22;color:var(--muted)}
  .agm-card-ph-brand{font-size:10px;font-weight:700;color:var(--blue-600);letter-spacing:.12em;text-transform:uppercase;opacity:.7}
  .agm-card-ph-label{font-size:9.5px;color:var(--muted);line-height:1.3;opacity:.65}
  /* Series-representative image disclaimer badge (card) */
  .agm-series-disc{position:absolute;bottom:0;left:0;right:0;font-size:9px;font-weight:600;color:rgba(255,255,255,.92);background:rgba(4,16,31,.48);padding:3px 8px;text-align:center;letter-spacing:.02em;line-height:1.7;pointer-events:none}
  /* Detail page image column wrapper */
  .agm-detail-img-col{display:flex;flex-direction:column;gap:8px}
  .agm-detail-img-caption{font-size:11px;color:var(--muted);text-align:center;line-height:1.5;padding:0 4px}
  /* Type badge */
  .agm-type-badge{position:absolute;bottom:8px;left:8px;font-size:9px;font-weight:700;letter-spacing:.1em;padding:2px 7px;border-radius:5px;text-transform:uppercase;line-height:1.5}
  .agm-type-badge.p{background:var(--blue-600);color:#fff}
  .agm-type-badge.e{background:var(--navy-800);color:#fff}
  /* Content area */
  .agm-card-content{flex:1;min-width:0;padding:13px 18px 13px 16px;display:flex;flex-direction:column;justify-content:space-between;gap:8px}
  .agm-card-ident{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}
  .agm-card-brand{font-size:10px;font-weight:700;color:var(--blue-600);letter-spacing:.14em;text-transform:uppercase}
  .agm-card-series{display:inline-block;font-size:9px;font-weight:600;color:var(--blue-600);background:color-mix(in srgb,var(--blue-600) 10%,transparent);border:1px solid color-mix(in srgb,var(--blue-600) 25%,transparent);border-radius:3px;padding:1px 5px;letter-spacing:.08em;text-transform:uppercase;margin-top:2px;align-self:flex-start}
  .agm-card-model{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:-.01em;line-height:1.15}
  /* Power rows */
  .agm-powers{display:flex;flex-direction:column;gap:4px}
  .agm-prow{display:flex;align-items:baseline;gap:8px;font-size:13px;padding:3px 0}
  .agm-prow.prime .agm-pk{color:var(--blue-700)}
  .agm-pk{font-size:10.5px;font-weight:700;color:var(--muted);letter-spacing:.04em;text-transform:uppercase;white-space:nowrap;min-width:54px;flex:none}
  .agm-pv{font-size:14px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
  .agm-pkw{font-size:12px;font-weight:500;color:var(--muted);margin-left:1px}
  /* Bottom row */
  .agm-card-foot{display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
  .agm-card-meta{font-size:11.5px;color:var(--muted);font-weight:500;line-height:1.4;min-width:0}
  .agm-card{position:relative} /* needed for stretched link */
  .agm-btn-detail{flex:none;padding:7px 16px;border-radius:8px;font-size:12.5px;font-weight:700;background:var(--blue-600);color:#fff;cursor:pointer;border:none;text-decoration:none;display:inline-flex;align-items:center;gap:5px;transition:background .18s;white-space:nowrap;position:relative;z-index:2}
  .agm-btn-detail:hover{background:var(--blue-700)}
  /* stretched link covers entire card; future PDF/action buttons need position:relative;z-index:2 to stay above */
  .agm-stretched::after{content:'';position:absolute;inset:0;z-index:1;border-radius:inherit}
  /* Mobile: stack to column */
  @media(max-width:600px){
    .agm-card{flex-direction:column;min-height:auto}
    .agm-card-media{flex:none;max-width:none;aspect-ratio:16/9;min-height:140px;height:auto;border-right:none;border-bottom:1px solid var(--line)}
    .agm-card-ph{flex-direction:column;gap:6px;justify-content:center;padding:12px}
    .agm-card-ph svg{width:28px;height:28px}
    .agm-type-badge{bottom:auto;top:8px;left:auto;right:8px}
    .agm-card-content{padding:11px 14px 12px}
    .agm-card-foot{flex-direction:row}
  }

  /* ── Filter toolbar (Gate 6.1) ── */
  .agm-toolbar{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin-bottom:12px;display:flex;flex-direction:column;gap:10px}
  .agm-toolbar-top{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
  .agm-search-wrap{position:relative;flex:1;min-width:140px}
  .agm-search-wrap svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:14px;height:14px;color:var(--muted);pointer-events:none}
  .agm-search{width:100%;padding:7px 10px 7px 30px;border:1.5px solid var(--line);border-radius:8px;font-family:inherit;font-size:13px;font-weight:500;color:var(--ink);background:var(--surface);outline:none;transition:border-color .18s,background .18s}
  .agm-search:focus{border-color:var(--blue-500);background:#fff}
  .agm-search::placeholder{color:var(--muted);opacity:.7}
  .agm-count{font-size:12px;font-weight:600;color:var(--muted);white-space:nowrap}
  .agm-filter-reset{padding:6px 13px;border-radius:8px;font-size:12px;font-weight:600;border:1.5px solid var(--line);background:var(--surface);color:var(--muted);cursor:pointer;white-space:nowrap;transition:color .15s,border-color .15s,background .15s;font-family:inherit}
  .agm-filter-reset:hover{color:var(--blue-600);border-color:var(--blue-500);background:var(--blue-50)}
  .agm-fgroup{display:flex;align-items:flex-start;gap:12px}
  .agm-fgroup-h{flex:0 0 112px;padding-top:6px;font-size:11px;font-weight:700;letter-spacing:.06em;color:var(--muted)}
  .agm-fgroup-note{display:block;margin-top:2px;font-size:10.5px;font-weight:500;letter-spacing:0;line-height:1.4}
  .agm-fgroup-chips{display:flex;flex-wrap:wrap;gap:8px;min-width:0;flex:1}
  .agm-chip{display:inline-flex;align-items:center;gap:4px;padding:5px 12px;padding-inline-start:8px;border-radius:20px;font-size:11.5px;font-weight:600;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);cursor:pointer;transition:background .15s,border-color .15s,color .15s;white-space:nowrap;font-family:inherit}
  .agm-chip-ck{width:12px;height:12px;flex:none;fill:none;stroke:currentColor;stroke-width:3.2;stroke-linecap:round;stroke-linejoin:round;opacity:0}
  .agm-chip:hover{border-color:var(--blue-500);color:var(--blue-700);background:var(--blue-50)}
  .agm-chip:focus-visible{outline:2px solid var(--electric);outline-offset:2px}
  .agm-chip.on{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
  .agm-chip.on:hover{background:var(--navy-700);border-color:var(--navy-700);color:#fff}
  .agm-chip.on .agm-chip-ck{opacity:1}
  .agm-fsummary{font-size:12.5px;font-weight:600;color:var(--ink);padding-top:10px;border-top:1px solid var(--line);overflow-wrap:anywhere}
  .agm-fcontact{margin:0;font-size:12px;color:var(--muted);line-height:1.5}
  .agm-fcontact a{color:var(--blue-600);font-weight:600;text-decoration:underline;text-underline-offset:2px}
  .agm-empty .agm-filter-reset{margin-top:14px}
  @media(max-width:600px){.agm-toolbar{padding:10px 12px}.agm-fgroup{flex-direction:column;gap:6px}.agm-fgroup-h{flex:none;padding-top:0}.agm-fgroup-chips{gap:6px}}

  /* ── Empty / loading state ── */
  .agm-empty{text-align:center;padding:48px 24px;color:var(--muted);background:var(--surface);border-radius:12px;border:1.5px dashed var(--line)}
  .agm-empty p{font-size:14px;margin:0;line-height:1.6}

  /* ── AGM detail page ── */
  .agm-detail{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start}
  @media(max-width:760px){.agm-detail{grid-template-columns:1fr}}
  .agm-detail-img{aspect-ratio:4/3;background:var(--surface);border-radius:14px;overflow:hidden;display:flex;align-items:center;justify-content:center;border:1px solid var(--line)}
  .agm-detail-model{font-size:clamp(22px,3vw,32px);font-weight:800;color:var(--ink);margin-bottom:4px;line-height:1.15}
  .agm-detail-subtitle{font-size:14px;color:var(--muted);margin-bottom:20px}
  .agm-detail-section{margin-bottom:20px}
  .agm-detail-section-h{font-size:10.5px;font-weight:800;text-transform:uppercase;letter-spacing:.12em;color:var(--blue-600);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--line)}
  .agm-detail-spec-table{display:flex;flex-direction:column;gap:1px}
  .agm-detail-spec-row{display:flex;gap:0;overflow:hidden}
  .agm-detail-spec-row:first-child{border-radius:8px 8px 0 0}
  .agm-detail-spec-row:last-child{border-radius:0 0 8px 8px}
  .agm-detail-spec-k{background:var(--surface);padding:8px 14px;font-size:13px;font-weight:600;color:var(--muted);width:45%;flex:none;border:1px solid var(--line);border-inline-end:none}
  .agm-detail-spec-v{background:#fff;border:1px solid var(--line);border-inline-start:none;padding:8px 14px;font-size:13px;font-weight:700;color:var(--ink);flex:1}
  .agm-detail-pdf{display:inline-flex;align-items:center;gap:8px;margin-top:18px;padding:10px 16px;border:1.5px solid var(--blue-600);border-radius:10px;color:var(--blue-700);font-size:14px;font-weight:700;background:#fff;transition:background .15s,color .15s;max-width:100%}
  .agm-detail-pdf:hover{background:var(--blue-600);color:#fff}
  .agm-detail-pdf:focus-visible{outline:2px solid var(--electric);outline-offset:2px}
  .agm-detail-pdf svg{width:16px;height:16px;flex:none;fill:none;stroke:currentColor;stroke-width:2.2;stroke-linecap:round;stroke-linejoin:round}
  .agm-detail-power-block{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:4px}
  @media(max-width:400px){.agm-detail-power-block{grid-template-columns:1fr}}
  .agm-detail-power-item{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:12px 14px}
  .agm-detail-power-item.highlight{background:var(--blue-50);border-color:var(--blue-300)}
  .agm-detail-power-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:4px}
  .agm-detail-power-val{font-size:20px;font-weight:800;color:var(--ink);line-height:1.1}
  .agm-detail-power-sub{font-size:12px;color:var(--muted);margin-top:2px}
  .agm-detail-back{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:var(--blue-600);margin-bottom:20px;cursor:pointer;border:none;background:none;padding:0;text-decoration:none;font-family:inherit}
  .agm-detail-back:hover{color:var(--blue-700)}