:root{--bg:#111817;--surface:#17211f;--surface-2:#1c2926;--ink:#f0f5f2;--muted:#a9bbb5;--line:rgba(221,237,228,.15);--accent:#93d9a6;--accent-ink:#132019;--radius:14px;--max:1240px}
    *{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",Arial,sans-serif;line-height:1.65;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button,input,textarea{font:inherit}.shell{width:min(var(--max),calc(100% - 48px));margin:auto}.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}
    .site-header{height:72px;position:fixed;inset:0 0 auto;z-index:20;background:linear-gradient(to bottom,rgba(17,24,23,.92),rgba(17,24,23,.68));backdrop-filter:blur(14px);border-bottom:1px solid rgba(221,237,228,.08)}.nav{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:11px;font-size:18px;font-weight:700;letter-spacing:.02em;white-space:nowrap}.brand-logo{width:42px;height:42px;object-fit:contain;border-radius:50%;background:#f7f5ed;padding:2px;mix-blend-mode:screen}.brand small{display:block;color:var(--muted);font:10px/1.1 Arial,sans-serif;letter-spacing:.18em;margin-top:1px}.nav-links{display:flex;align-items:center;gap:27px;color:#d3dfd9;font-size:14px}.nav-links a{transition:color .22s ease}.nav-links a:hover{color:var(--accent)}.nav-phone{font-size:14px;color:var(--accent);font-weight:700;white-space:nowrap}.menu-button{display:none;border:0;background:none;color:var(--ink);font-size:25px;padding:8px;line-height:1}
    .hero{min-height:760px;min-height:100dvh;display:grid;align-items:end;position:relative;isolation:isolate;overflow:hidden;background:#101817}.hero::before{content:"";position:absolute;inset:0;z-index:-2;background:url('/assets/jfy-hero.png') 60% center/cover no-repeat;animation:heroIn 1.1s cubic-bezier(.16,1,.3,1) both}.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(12,19,18,.90) 0%,rgba(12,19,18,.72) 28%,rgba(12,19,18,.28) 57%,rgba(12,19,18,.10) 100%),linear-gradient(0deg,rgba(12,19,18,.78) 0%,transparent 47%)}.hero-content{width:min(var(--max),calc(100% - 48px));margin-left:auto;margin-right:auto;padding:0 0 clamp(70px,11vh,130px);max-width:none;animation:rise .8s .14s cubic-bezier(.16,1,.3,1) both}.floating-qr{position:fixed;left:24px;bottom:24px;z-index:30;width:152px;margin:0;padding:10px;background:rgba(255,255,255,.97);border-radius:12px;box-shadow:0 16px 42px rgba(0,0,0,.35);text-align:center}.floating-qr img{display:block;width:100%;height:auto;border-radius:6px}.floating-qr figcaption{margin-top:7px;color:#21352b;font-size:12px;font-weight:700;line-height:1.35}.kicker{color:var(--accent);font:600 11px/1.3 Arial,sans-serif;letter-spacing:.18em}.hero h1{color:#d7e8df;margin:18px 0 19px;font-size:clamp(43px,5.4vw,76px);line-height:1.08;letter-spacing:-.045em;text-wrap:balance}.hero p{margin:0;max-width:510px;color:#c8d5d0;font-size:17px}.actions{display:flex;gap:12px;align-items:center;margin-top:31px;flex-wrap:wrap}.button{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:999px;border:1px solid transparent;font-weight:700;font-size:14px;cursor:pointer;transition:transform .22s ease,background .22s ease,border-color .22s ease}.button:active{transform:scale(.98)}.button.primary{background:var(--accent);color:var(--accent-ink)}.button.primary:hover{background:#b0e7bd}.button.secondary{border-color:rgba(240,245,242,.45);color:var(--ink);background:rgba(17,24,23,.25)}.button.secondary:hover{background:rgba(240,245,242,.11);border-color:var(--ink)}
    .intro{padding:82px 0 96px}.intro-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:80px;align-items:end}.section-title{margin:14px 0 0;font-size:clamp(34px,4vw,57px);line-height:1.14;letter-spacing:-.04em;text-wrap:balance}.intro-copy{margin:0;color:var(--muted);font-size:17px;max-width:460px}.statement{margin-top:95px;display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.statement-image{min-height:480px;background:url('/assets/warehouse/warehouse-stock.webp') center/cover no-repeat;border-radius:var(--radius)}.statement-copy{display:flex;flex-direction:column;justify-content:space-between;background:var(--surface);border-radius:var(--radius);padding:44px}.statement-copy h3{font-size:30px;line-height:1.25;letter-spacing:-.035em;margin:0 0 18px}.statement-copy p{color:var(--muted);margin:0}.details{margin-top:50px;display:grid;gap:0}.detail{padding:18px 0;border-bottom:1px solid var(--line);color:#dce8e2;font-size:15px}.detail:first-child{border-top:1px solid var(--line)}
    .scope{padding:0 0 98px}.gallery{padding:0 0 100px}.gallery-top{display:flex;align-items:end;justify-content:space-between;gap:40px;margin-bottom:30px}.gallery-top p{margin:0;max-width:470px;color:var(--muted)}.gallery-grid{display:grid;grid-template-columns:1.25fr .8fr .8fr;grid-template-rows:280px 280px;gap:16px}.gallery-card{position:relative;overflow:hidden;border-radius:var(--radius);background:var(--surface);min-height:0;margin:0}.gallery-card:first-child{grid-row:span 2}.gallery-card img{width:100%;height:100%;display:block;object-fit:cover;transition:transform .6s cubic-bezier(.16,1,.3,1),filter .35s ease;filter:saturate(.82)}.gallery-card:hover img{transform:scale(1.045);filter:saturate(1.03)}.gallery-card::after{content:"";position:absolute;inset:45% 0 0;background:linear-gradient(transparent,rgba(7,16,13,.85))}.gallery-card figcaption{position:absolute;left:22px;bottom:18px;z-index:1;font-size:14px;font-weight:700;color:#eff7f1}.gallery-card figcaption small{display:block;font-size:11px;color:#b4cabd;font-weight:400;margin-top:2px}.scope-top{display:grid;grid-template-columns:1fr .8fr;gap:70px;align-items:end;margin-bottom:45px}.scope-top p{margin:0;color:var(--muted);max-width:470px}.scope-grid{display:grid;grid-template-columns:1.08fr .92fr;grid-template-rows:auto auto;gap:18px}.scope-item{min-height:270px;border-radius:var(--radius);padding:34px;position:relative;overflow:hidden;background:var(--surface);display:flex;flex-direction:column;justify-content:flex-end}.scope-item::before{content:"";position:absolute;inset:0;opacity:.46;background-size:cover;background-position:center;transition:transform .7s cubic-bezier(.16,1,.3,1),opacity .4s ease}.scope-item:hover::before{transform:scale(1.045);opacity:.6}.scope-item::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(12,20,18,.93),rgba(12,20,18,.18) 77%)}.scope-item>*{position:relative;z-index:1}.scope-item.big{grid-row:span 2;min-height:558px}.scope-item.pcba::before{background-image:url('/assets/jfy-inspection.png')}.scope-item.parts::before{background-image:url('/assets/jfy-inventory.png')}.scope-item.battery::before{background-image:url('/assets/jfy-hero.png')}.scope-item h3{font-size:28px;letter-spacing:-.035em;line-height:1.2;margin:0}.scope-item p{font-size:14px;color:#d0ddd7;margin:10px 0 0;max-width:360px}
    .process{padding:90px 0;background:var(--surface)}.process-grid{display:grid;grid-template-columns:.75fr 1.25fr;gap:85px;align-items:start}.process-copy{position:sticky;top:110px}.process-copy p{color:var(--muted);max-width:360px;margin:22px 0 0}.process-list{border-top:1px solid var(--line)}.process-item{display:grid;grid-template-columns:70px 1fr auto;gap:24px;align-items:center;padding:29px 0;border-bottom:1px solid var(--line)}.process-no{font:600 12px Arial,sans-serif;color:var(--accent);letter-spacing:.08em}.process-item h3{font-size:22px;letter-spacing:-.03em;margin:0}.process-item p{margin:5px 0 0;color:var(--muted);font-size:14px}.process-arrow{font-size:22px;color:var(--accent)}
    .contact{padding:94px 0}.contact-panel{position:relative;overflow:hidden;border-radius:var(--radius);padding:clamp(35px,7vw,80px);background:#d2e5d9;color:#122018}.contact-panel::after{content:"";position:absolute;width:520px;height:520px;right:-230px;bottom:-290px;border:1px solid rgba(18,32,24,.17);border-radius:50%;box-shadow:0 0 0 55px rgba(18,32,24,.06),0 0 0 115px rgba(18,32,24,.04)}.contact-panel>*{position:relative;z-index:1}.contact-panel .kicker{color:#2e7050}.contact-grid{display:grid;grid-template-columns:minmax(0,1fr) 220px;gap:48px;align-items:center}.contact-panel h2{max-width:700px;margin:14px 0 20px;font-size:clamp(39px,5.4vw,70px);line-height:1.09;letter-spacing:-.05em}.contact-panel p{max-width:540px;margin:0;color:#385447;font-size:16px}.contact-line{display:flex;gap:14px;align-items:center;margin-top:37px;flex-wrap:wrap}.contact-line a{display:inline-flex;align-items:center;min-height:52px;border-radius:999px;padding:0 22px;background:#142219;color:#edf7f0;font-weight:700}.contact-line span{font-size:14px;color:#385447}.wechat-card{margin:0;background:#fff;border-radius:12px;padding:12px;box-shadow:0 14px 36px rgba(18,32,24,.14);text-align:center}.wechat-card img{display:block;width:100%;height:auto;border-radius:6px}.wechat-card figcaption{margin-top:8px;color:#385447;font-size:13px;font-weight:700}.wechat-card small{display:block;margin-top:2px;color:#668276;font-size:11px}
    footer{border-top:1px solid var(--line);padding:33px 0 39px;color:var(--muted);font-size:13px}.footer-row{display:flex;align-items:center;justify-content:space-between;gap:20px}.footer-brand{color:#dce9e1;font-weight:700}
    dialog{border:0;padding:0;background:transparent;max-width:min(540px,calc(100% - 32px));width:100%;color:var(--ink)}dialog::backdrop{background:rgba(4,9,8,.72);backdrop-filter:blur(7px)}.modal{background:#1a2723;border:1px solid var(--line);border-radius:var(--radius);padding:31px;box-shadow:0 24px 80px rgba(0,0,0,.35)}.modal-header{display:flex;justify-content:space-between;gap:20px;align-items:start}.modal h2{margin:0;font-size:28px;letter-spacing:-.03em}.modal p{margin:7px 0 0;color:var(--muted);font-size:14px}.close{border:0;background:transparent;color:var(--muted);font-size:28px;line-height:1;cursor:pointer}.field{display:grid;gap:7px;margin-top:19px;font-size:14px;font-weight:700}.field input,.field textarea{width:100%;border:1px solid rgba(221,237,228,.2);background:#101817;color:var(--ink);border-radius:8px;padding:12px;outline:none}.field input:focus,.field textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(147,217,166,.12)}.field textarea{min-height:100px;resize:vertical}.modal .button{margin-top:22px;width:100%}.form-message{color:var(--accent);font-size:14px;margin:14px 0 0;min-height:22px}
    @keyframes heroIn{from{transform:scale(1.04);opacity:.7}to{transform:scale(1);opacity:1}}@keyframes rise{from{opacity:0;transform:translateY(19px)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
    @media (max-width:900px){.nav-links{display:none}.nav-phone{margin-left:auto}.menu-button{display:block}.nav-links.open{display:flex;position:absolute;top:72px;left:0;right:0;padding:18px 24px 25px;background:#15211e;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:16px}.intro-grid,.scope-top,.process-grid{grid-template-columns:1fr;gap:27px}.statement{grid-template-columns:1fr}.statement-image{min-height:380px}.process-copy{position:static}.scope-grid{grid-template-columns:1fr 1fr}.scope-item.big{grid-column:span 2;grid-row:auto;min-height:430px}.scope-item{min-height:260px}.gallery-grid{grid-template-columns:1fr 1fr;grid-template-rows:300px 230px 230px}.gallery-card:first-child{grid-row:span 2}.process{padding:88px 0}.contact-grid{grid-template-columns:1fr;gap:30px}.wechat-card{width:min(220px,100%);justify-self:start}}
    @media (max-width:620px){.shell{width:min(var(--max),calc(100% - 32px))}.site-header{height:64px}.nav-links.open{top:64px;padding-left:16px;padding-right:16px}.brand{font-size:16px}.brand-logo{width:36px;height:36px}.brand small{font-size:8px}.nav-phone{font-size:12px;padding:12px 0}.hero{min-height:700px}.hero::before{background-position:61% center}.hero::after{background:linear-gradient(90deg,rgba(12,19,18,.94),rgba(12,19,18,.6)),linear-gradient(0deg,rgba(12,19,18,.82),transparent 62%)}.hero-content{padding-bottom:70px}.hero:has(.hero-qr) .hero-content{padding-left:0;padding-bottom:32px;max-width:calc(100% - 132px)}.hero-qr{left:auto;right:16px;bottom:32px;width:112px;padding:7px}.hero-qr figcaption{margin-top:4px;font-size:10px}.hero h1{font-size:42px;line-height:1.14}.hero p{font-size:16px;color:#d7e2dd}.actions{margin-top:25px}.button{min-height:46px;padding:0 17px}.intro{padding:70px 0 78px}.section-title{font-size:35px;line-height:1.18}.intro-copy{font-size:16px;color:#bdccc6}.statement{margin-top:52px}.statement-image{min-height:270px}.statement-copy{padding:29px}.statement-copy h3{font-size:26px}.scope{padding-bottom:78px}.gallery{padding-bottom:78px}.gallery-top{display:grid;gap:15px;margin-bottom:26px}.gallery-grid{grid-template-columns:1fr;grid-template-rows:none;gap:14px}.gallery-card,.gallery-card:first-child{height:260px;grid-row:auto}.gallery-card:first-child{height:345px}.gallery-card figcaption{left:18px;bottom:15px}.scope-grid{grid-template-columns:1fr}.scope-item.big{grid-column:auto;min-height:350px}.scope-item{min-height:265px;padding:28px}.scope-item p,.process-item p{font-size:15px;color:#c3d1cc}.scope-top{margin-bottom:32px}.process{padding:76px 0}.process-item{grid-template-columns:48px 1fr 24px;gap:12px}.process-item h3{font-size:19px}.process-arrow{font-size:18px;padding-right:4px}.contact{padding:76px 0}.contact-panel{padding:34px 28px}.contact-panel h2{font-size:36px;line-height:1.16;letter-spacing:-.04em}.contact-panel p{font-size:15px}.wechat-card{justify-self:center}.footer-row{align-items:flex-start;flex-direction:column;gap:7px}}
    @media (max-width:620px){.floating-qr{left:auto;right:16px;bottom:16px;width:112px;padding:7px}.floating-qr figcaption{margin-top:4px;font-size:10px}}