:root{
  --brand:#003630; --brand-2:#0b4a3f; --brand-3:#125a4c;
  --accent:#85C138; --accent-2:#a3e635; --accent-ink:#2f4a0e;
  --ink:#12251f; --ink-2:#4a5c55; --muted:#71837b;
  --bg:#ffffff; --soft:#f5f8f2; --line:#e3eae3; --radius:16px;
  --shadow:0 18px 40px -28px rgba(0,54,48,.45);
  --w:1180px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);
  font:400 16px/1.75 "Microsoft YaHei","PingFang SC","Hiragino Sans GB",system-ui,sans-serif}
img,video{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
h1,h2,h3,h4{margin:0 0 .5em;line-height:1.35;font-weight:700;letter-spacing:.01em}
h1{font-size:clamp(28px,4.2vw,46px)}
h2{font-size:clamp(22px,2.8vw,32px)}
h3{font-size:clamp(17px,1.9vw,20px)}
p{margin:0 0 1em}
ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:min(var(--w),calc(100% - 40px));margin-inline:auto}
.narrow{max-width:820px}
.skip{position:absolute;left:-9999px}
.skip:focus{left:16px;top:12px;z-index:99;background:#fff;padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}
.muted{color:var(--muted)}
.note{font-size:13px;color:var(--muted);border-left:3px solid var(--line);padding-left:12px}

/* header + 语言切换 + 首页板块条 */
.hdr{position:sticky;top:0;z-index:50;background:#fff;
  border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;gap:18px;height:72px}
.brand{flex:0 0 auto}
.brand img{width:132px;height:auto}
.nav{display:flex;align-items:center;gap:4px;margin-left:auto}
.nav-link{white-space:nowrap;padding:8px 12px;border-radius:10px;color:var(--ink-2);font-size:14.5px}
.nav-link:hover{background:var(--soft);color:var(--brand)}
.nav-link.is-active{color:var(--brand);font-weight:700;background:#eef4ea}
.lang{position:relative;flex:0 0 auto;margin-left:6px}
.lang-btn{display:inline-flex;align-items:center;gap:6px;padding:7px 11px 7px 9px;border:1px solid #d5e0d2;
  border-radius:999px;background:#fff;color:var(--ink-2);font-size:13.5px;cursor:pointer;transition:.18s}
.lang-btn:hover,.lang-btn[aria-expanded=true]{border-color:var(--brand);color:var(--brand)}
.globe{width:15px;height:15px;fill:none;stroke:currentColor;stroke-width:1.6}
.caret{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:2;opacity:.6}
.lang-menu{position:absolute;right:0;top:calc(100% + 8px);min-width:186px;background:#fff;
  border:1px solid var(--line);border-radius:14px;box-shadow:0 16px 36px rgba(0,54,48,.14);
  padding:6px;display:none;z-index:60}
.lang-btn[aria-expanded=true] ~ .lang-menu{display:block}
.lang-opt{display:flex;align-items:center;justify-content:flex-start;padding:9px 12px;
  border-radius:9px;font-size:14px;color:var(--ink-2)}
.lang-opt:hover{background:#eef4ea;color:var(--brand)}
.lang-opt.is-cur{color:var(--brand);font-weight:700;background:#f3f8f0}
.hdr-act{display:flex;align-items:center;gap:10px;margin-left:2px}
.burger{display:none}
/* 手机端页眉的紧凑「索取样品」按钮：桌面隐藏，窄屏才出现 */
.hdr-in .hdr-mini{display:none;white-space:nowrap}
.hallnav{position:sticky;top:72px;z-index:45;background:#003630;
  border-bottom:1px solid rgba(255,255,255,.12)}
.hallnav .wrap{display:flex;align-items:center;gap:6px;min-height:52px;padding:0;overflow-x:auto;scrollbar-width:none}
.hallnav .wrap::-webkit-scrollbar{display:none}
.hallnav a{white-space:nowrap;padding:6px 13px;border-radius:999px;font-size:13.5px;color:#fff}
.hallnav a:hover{background:rgba(133,193,56,.22)}
@media (max-width:1180px){.hdr-in{gap:12px}.nav-link{padding:8px 8px;font-size:13.6px}.lang-btn{padding:7px 9px;font-size:13px}}
@media (max-width:1040px){
  .hdr-act .btn-primary{display:none}
  .hdr-in{gap:10px}
  .nav{gap:2px}
  .nav-link{padding:8px 4px;font-size:12.2px}
  .brand img{width:104px}
  .lang{margin-left:2px}
  .lang-btn{padding:6px 7px;font-size:12.2px;gap:5px}
}
@media (max-width:860px){
  .hdr-in{height:64px;gap:10px}
  .brand img{width:112px}
  .burger{display:block;position:relative;margin-left:8px;width:44px;height:44px;
    border:1px solid #d5e0d2;border-radius:12px;background:#fff;cursor:pointer;padding:0}
  .hdr-in .hdr-mini{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;
    padding:9px 13px 9px 15px;font-size:12.5px;font-weight:700;border-radius:999px;line-height:1;height:40px}
  .burger span{position:absolute;left:12px;width:20px;height:2px;border-radius:2px;background:var(--brand);
    transition:transform .24s,opacity .18s}
  .burger span:nth-child(1){top:14px}
  .burger span:nth-child(2){top:21px}
  .burger span:nth-child(3){top:28px}
  .burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .burger.is-open span:nth-child(2){opacity:0}
  .burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  .nav{position:fixed;left:0;right:0;top:64px;bottom:0;margin:0;padding:10px 18px 32px;
    display:flex;flex-direction:column;align-items:stretch;gap:0;background:#fff;z-index:48;
    overflow-y:auto;box-shadow:0 24px 44px rgba(0,54,48,.16);
    opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .22s,transform .22s,visibility .22s}
  .nav.is-open{opacity:1;visibility:visible;transform:none}
  .nav-link{padding:15px 12px;font-size:16px;border-radius:12px;border-bottom:1px solid #eef2ec}
  .nav-link.is-active{background:#f3f8f0}
  .lang{order:9;margin:18px 0 0;padding-top:16px;border-top:1px solid var(--line);width:100%}
  .lang-btn{display:none}
  .lang-menu{position:static;display:grid;grid-template-columns:1fr 1fr;gap:8px;min-width:0;
    border:0;box-shadow:none;padding:0;background:transparent}
  .lang-opt{justify-content:center;border:1px solid #d5e0d2;border-radius:10px;padding:11px 8px;font-size:13.5px}
  .hdr-act{display:none}
  .hallnav{top:64px}
  body.is-locked{overflow:hidden}
}

/* 外语页：导航文案更长，收紧内距字号，并在 1180 起提前收成抽屉 */
html:not([lang="zh-CN"]) .nav-link{padding:8px 8px;font-size:12.8px}
html:not([lang="zh-CN"]) .lang-btn{padding:6px 9px;font-size:12.5px}
@media (max-width:1180px){
  html:not([lang="zh-CN"]) .hdr-in{height:64px;gap:10px}
  html:not([lang="zh-CN"]) .brand img{width:112px}
  html:not([lang="zh-CN"]) .burger{display:block;position:relative;margin-left:8px;width:44px;height:44px;
    border:1px solid #d5e0d2;border-radius:12px;background:#fff;cursor:pointer;padding:0}
  html:not([lang="zh-CN"]) .hdr-in .hdr-mini{display:inline-flex;align-items:center;justify-content:center;margin-left:auto;
    padding:8px 11px;font-size:11.5px;font-weight:700;border-radius:999px;line-height:1;height:38px;max-width:52vw;
    overflow:hidden;text-overflow:ellipsis}
  html:not([lang="zh-CN"]) .burger span{position:absolute;left:12px;width:20px;height:2px;border-radius:2px;background:var(--brand);
    transition:transform .24s,opacity .18s}
  html:not([lang="zh-CN"]) .burger span:nth-child(1){top:14px}
  html:not([lang="zh-CN"]) .burger span:nth-child(2){top:21px}
  html:not([lang="zh-CN"]) .burger span:nth-child(3){top:28px}
  html:not([lang="zh-CN"]) .burger.is-open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  html:not([lang="zh-CN"]) .burger.is-open span:nth-child(2){opacity:0}
  html:not([lang="zh-CN"]) .burger.is-open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
  html:not([lang="zh-CN"]) .nav{position:fixed;left:0;right:0;top:64px;bottom:0;margin:0;padding:10px 18px 32px;
    display:flex;flex-direction:column;align-items:stretch;gap:0;background:#fff;z-index:48;
    overflow-y:auto;box-shadow:0 24px 44px rgba(0,54,48,.16);
    opacity:0;visibility:hidden;transform:translateY(-10px);transition:opacity .22s,transform .22s,visibility .22s}
  html:not([lang="zh-CN"]) .nav.is-open{opacity:1;visibility:visible;transform:none}
  html:not([lang="zh-CN"]) .nav-link{padding:15px 12px;font-size:16px;border-radius:12px;border-bottom:1px solid #eef2ec}
  html:not([lang="zh-CN"]) .nav-link.is-active{background:#f3f8f0}
  html:not([lang="zh-CN"]) .lang{order:9;margin:18px 0 0;padding-top:16px;border-top:1px solid var(--line);width:100%}
  html:not([lang="zh-CN"]) .lang-btn{display:none}
  html:not([lang="zh-CN"]) .lang-menu{position:static;display:grid;grid-template-columns:1fr 1fr;gap:8px;min-width:0;
    border:0;box-shadow:none;padding:0;background:transparent}
  html:not([lang="zh-CN"]) .lang-opt{justify-content:center;border:1px solid #d5e0d2;border-radius:10px;padding:11px 8px;font-size:13.5px}
  html:not([lang="zh-CN"]) .hdr-act{display:none}
  html:not([lang="zh-CN"]) .hallnav{top:64px}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 22px;border-radius:999px;
  border:1px solid transparent;font-size:15px;font-weight:700;cursor:pointer;transition:.2s}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-2);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--brand);border-color:#cfdccd}
.btn-ghost:hover{border-color:var(--brand);background:#f3f8f0}
.link-arrow{font-weight:700;color:var(--brand)}
.link-arrow:hover{color:var(--brand-3)}

/* hero */
.hero{padding:56px 0 24px;scroll-margin-top:130px;background:
  radial-gradient(900px 420px at 88% 12%,rgba(133,193,56,.16),transparent 70%),
  linear-gradient(180deg,#f6faf3,#fff 70%)}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:center}
.eyebrow{margin:0 0 10px;font-size:13px;letter-spacing:.14em;text-transform:uppercase;color:var(--brand-3);font-weight:700}
.hero h1{font-size:clamp(30px,4.6vw,52px);margin-bottom:14px}
.hero h1 span{display:block;font-size:clamp(17px,2vw,22px);font-weight:400;color:var(--ink-2);margin-top:10px}
.hero-lead{font-size:17px;color:var(--ink-2);max-width:36em}
.hero-act{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 34px}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;border-top:1px solid var(--line);padding-top:20px}
.stat b{display:block;font-size:clamp(20px,2.4vw,26px);color:var(--brand)}
.stat span{font-size:13px;color:var(--muted)}
.hero-media{position:relative}
.hero-media video{width:100%;border-radius:22px;box-shadow:var(--shadow);background:#0d2b22}
.media-note{margin:10px 0 0;font-size:12px;color:var(--muted);text-align:right}

/* sections */
.sec{padding:76px 0}
.sec-soft{background:var(--soft)}
.sec-head{max-width:800px;margin-bottom:34px}
.sec-head h2{margin-bottom:10px}
.lead{color:var(--ink-2);font-size:16.5px;margin:0}
.more{margin:26px 0 0}

/* cards */
.grid{display:grid;gap:20px}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px;transition:.2s}
.card:hover{border-color:#cfe0c8;box-shadow:var(--shadow);transform:translateY(-2px)}
.card-ico{display:inline-flex;width:44px;height:44px;border-radius:12px;background:#eef5e8;color:var(--brand);
  align-items:center;justify-content:center;margin-bottom:14px}
.ico{width:22px;height:22px;stroke:currentColor;fill:none}
.card h3{margin-bottom:8px}
.card p{margin:0;color:var(--ink-2);font-size:14.5px}
.tag{display:inline-block;padding:3px 10px;border-radius:999px;background:#eef5e8;color:var(--accent-ink);
  font-size:12px;font-weight:700;margin-bottom:8px}
.career-note{margin:24px 0 0}

/* products */
.p-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pcard{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff;transition:.2s}
.pcard:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.pcard img{aspect-ratio:3/2;object-fit:cover;width:100%;cursor:zoom-in}
.pcard img:focus-visible{outline:2px solid var(--green,#85C138);outline-offset:-3px}
.pcard-b{padding:18px 20px 22px}
.pcard h3{font-size:18px;margin-bottom:6px}
.pcard p{margin:0;color:var(--ink-2);font-size:14.5px}
.pcard-meta{margin-top:10px!important;font-size:13px!important;color:var(--muted)!important}
.prod-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:26px}
.prod{display:grid;grid-template-columns:200px 1fr;gap:22px;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:18px}
.prod-media img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:12px;cursor:zoom-in;transition:transform .2s}
.prod-media img:hover{transform:scale(1.02)}
.prod-media img:focus-visible{outline:2px solid var(--green,#85C138);outline-offset:3px}
/* 图片放大层 */
.zoom{position:fixed;inset:0;z-index:300;background:rgba(4,26,22,.92);display:flex;align-items:center;justify-content:center;padding:24px}
.zoom[hidden]{display:none}
.zoom-img{max-width:min(1100px,92vw);max-height:84vh;width:auto;height:auto;border-radius:14px;
  box-shadow:0 24px 70px rgba(0,0,0,.5);background:#fff}
.zoom-close{position:absolute;top:16px;right:16px;width:44px;height:44px;border:0;border-radius:50%;
  background:rgba(255,255,255,.18);color:#fff;font-size:24px;line-height:1;cursor:pointer}
.zoom-close:hover{background:rgba(255,255,255,.3)}
body.is-zoomed{overflow:hidden}
.prod h3{margin-bottom:8px}
.prod p{color:var(--ink-2);font-size:14.5px}
.prod dl{display:grid;grid-template-columns:auto 1fr;gap:6px 12px;margin:0;font-size:13.5px}
.prod dt{color:var(--muted)}
.prod dd{margin:0;color:var(--ink)}
.scene-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.scene-grid li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.scene-grid span{display:inline-flex;width:38px;height:38px;border-radius:10px;background:#eef5e8;color:var(--brand);
  align-items:center;justify-content:center;margin-bottom:10px}
.scene-grid b{display:block;margin-bottom:4px}
.scene-grid p{margin:0;font-size:14px;color:var(--ink-2)}

/* split */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:44px;align-items:start}
.split-b{grid-template-columns:1.05fr .95fr}
.fig-center{align-self:center}
.split-fig{margin:0}
.split-fig img{border-radius:var(--radius);box-shadow:var(--shadow)}
figcaption{font-size:12.5px;color:var(--muted);margin-top:10px;text-align:center}
.badges{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0}
.badges li{padding:8px 16px;border-radius:999px;background:#fff;border:1px solid #d9e5d4;font-weight:700;font-size:13.5px;color:var(--brand)}

/* logo wall */
.logo-wall{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;align-items:center}
.logo-wall li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;display:flex;
  align-items:center;justify-content:center;min-height:82px}
.logo-wall img{width:100%;height:auto;display:block;border-radius:6px}
.logo-wall-lg{grid-template-columns:repeat(5,1fr)}

/* gallery */
.gallery-3,.gallery-2,.shots{display:grid;gap:16px}
.gallery-3{grid-template-columns:repeat(3,1fr)}
.gallery-2{grid-template-columns:repeat(2,1fr)}
.shots{grid-template-columns:repeat(3,1fr)}
.gallery-3 img,.gallery-2 img,.shots img{border-radius:14px;width:100%;aspect-ratio:16/9;object-fit:cover}
.shot figcaption{font-size:12.5px}

/* timeline */
.timeline{display:grid;gap:0;border-left:2px solid #d9e5d4;margin-left:6px}
.timeline li{position:relative;padding:0 0 26px 26px}
.timeline li::before{content:"";position:absolute;left:-7px;top:8px;width:12px;height:12px;border-radius:50%;
  background:var(--accent);border:3px solid #fff;box-shadow:0 0 0 2px #d9e5d4}
.timeline b{display:block;color:var(--brand);font-size:15px}
.timeline p{margin:4px 0 0;color:var(--ink-2);font-size:14.5px}

/* cert */
.cert-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.cert{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px;transition:.2s}
.cert:hover{box-shadow:var(--shadow)}
.cert img{width:100%;aspect-ratio:480/680;object-fit:cover;border-radius:8px}
.cert figcaption{font-size:12.5px;color:var(--ink-2);margin-top:8px;text-align:center;line-height:1.5}
.cert figcaption span{display:block;color:var(--muted);font-size:11.5px}

/* news */
.news-list{display:grid;gap:18px;max-width:900px}
.news-item{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px 26px}
.news-item h2{font-size:20px;margin:0 0 8px}
.news-item p{color:var(--ink-2);font-size:14.5px;margin:0 0 12px}
.article-lead{font-size:18px;color:var(--ink);font-weight:600}
.other-news{margin-top:40px;border-top:1px solid var(--line);padding-top:24px}
.other-news h2{font-size:18px}
.other-news li{padding:8px 0;border-bottom:1px dashed var(--line)}
.article-act{display:flex;gap:12px;margin:28px 0}

/* contact */
.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.contact-card h2{font-size:20px;margin-bottom:12px}
.addr{font-weight:700;color:var(--brand);margin-bottom:6px}
.map-act{display:flex;gap:10px;margin-top:16px}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.contact-list{margin-top:20px;display:grid;gap:10px;font-size:14.5px}
.contact-list li{display:grid;grid-template-columns:64px 1fr;gap:12px;border-bottom:1px dashed var(--line);padding-bottom:8px}
.contact-list span:first-child{color:var(--muted)}
.form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:grid;gap:14px}
.form label{display:grid;gap:6px;font-size:14px;color:var(--ink-2);font-weight:600}
.form input,.form textarea{width:100%;padding:12px 14px;border:1px solid #d8e2d6;border-radius:10px;font:inherit;
  font-size:15px;color:var(--ink);background:#fbfdfa}
.form input:focus,.form textarea:focus{outline:2px solid #cae3b4;border-color:var(--accent)}
.form .btn{margin-top:6px}
.form-msg{min-height:20px;margin:0;font-size:14px;font-weight:700;color:var(--brand)}
.form-tip{font-size:12px;color:var(--muted);margin:0}
.qr-row{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;max-width:620px}
.qr{margin:0;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px;text-align:center}
.qr img{margin:0 auto}
.qr figcaption{font-size:13px}

/* steps */
.steps-row{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.steps-row li{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}
.steps-row b{display:block;color:var(--accent);font-size:22px;letter-spacing:.04em}
.steps-row h3{font-size:16px;margin:8px 0 4px}
.steps-row p{margin:0;font-size:13.5px;color:var(--ink-2)}
.pills{gap:16px}

/* download */
.dl-list{display:grid;gap:12px;max-width:860px}
.dl{display:flex;align-items:center;justify-content:space-between;gap:16px;background:#fff;
  border:1px solid var(--line);border-radius:12px;padding:16px 20px}
.dl b{display:block;font-size:15px}
.dl p{margin:2px 0 0;font-size:12.5px;color:var(--muted)}

/* page hero */
.phero{padding:56px 0 30px;background:linear-gradient(180deg,#f6faf3,#fff)}
.phero h1{max-width:900px;margin-bottom:12px}
.phero-lead{color:var(--ink-2);max-width:760px;font-size:16.5px;margin:0}
.crumb-bar{background:#003630;color:#fff;border-bottom:1px solid rgba(255,255,255,.12)}
.crumb-bar .wrap{display:flex;align-items:center;gap:10px;min-height:52px;padding:0;font-size:13.5px}
.crumb-bar a{color:#fff;opacity:.86}
.crumb-bar a:hover{opacity:1;color:#a3e635}
.crumb-bar .sep{color:rgba(255,255,255,.42)}
.crumb-bar .cur{color:#fff;font-weight:700}

/* cta */
.cta{background:var(--brand);color:#fff;padding:56px 0;margin-top:8px}
.cta-in{display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap}
.cta h2{color:#fff;margin-bottom:6px}
.cta p{margin:0;color:rgba(255,255,255,.82)}
.cta-act{display:flex;gap:12px;flex-wrap:wrap}
.cta .btn-primary{background:var(--accent);color:#12310b}
.cta .btn-primary:hover{background:var(--accent-2)}
.cta .btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.45)}
.cta .btn-ghost:hover{background:rgba(255,255,255,.12)}

/* footer */
.ftr{background:#062b24;color:rgba(255,255,255,.78);padding:52px 0 20px}
.ftr-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr 1fr;gap:32px}
.ftr-brand .ftr-name{font-size:16px;font-weight:700;color:#fff;letter-spacing:.02em;margin:0 0 8px}
.ftr-brand p{font-size:13.5px;line-height:1.9;margin:0}
.ftr h3{font-size:14px;color:#fff;margin-bottom:12px}
.ftr-col{display:grid;align-content:start;gap:8px}
.ftr a{color:rgba(255,255,255,.78);font-size:14px}
.ftr a:hover{color:var(--accent-2)}
.ftr-addr{font-size:13px;margin:0;color:rgba(255,255,255,.6)}
.ftr-bar{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-top:1px solid rgba(255,255,255,.14);
  margin-top:32px;padding-top:16px;font-size:12.5px;color:rgba(255,255,255,.6)}
.ftr-bar a{color:rgba(255,255,255,.6)}

/* 长页首页（按六个板块组织） */
.brand-tags{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 18px}
.brand-tags li{font-size:12.5px;padding:4px 11px;border:1px solid #cfe0c8;border-radius:999px;color:#003630;background:#f6faf3;font-weight:600}
.count-label{margin:0 0 8px;font-size:11.5px;letter-spacing:.18em;color:var(--muted);text-transform:uppercase}
.board{padding:72px 0;border-top:1px solid var(--line);scroll-margin-top:130px}
.board-head{display:flex;gap:16px;align-items:flex-start;margin-bottom:30px;max-width:900px}
.board-head h2{margin-bottom:8px}
.sub-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.sub{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px 22px 18px}
.sub.wide{grid-column:1/-1}
.sub h3{font-size:17px;margin-bottom:10px}
.sub h3 em{display:block;font-style:normal;font-size:12px;font-weight:400;color:var(--muted);letter-spacing:.04em;margin-top:4px}
.sub p{margin:0 0 10px;font-size:14.5px;color:var(--ink-2)}
.sub ul{display:grid;gap:9px;font-size:14.5px;color:var(--ink-2)}
.sub ul li{position:relative;padding-left:15px}
.sub ul li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--accent)}
.sub ul li b{color:var(--ink)}
.sub ul.three{grid-template-columns:repeat(3,1fr);gap:14px}
.mini-note{margin:6px 0 0;font-size:12.5px;color:var(--muted)}
.sub-head{margin:44px 0 18px;max-width:820px}
.sub-head h3{font-size:20px;margin-bottom:4px}
.sub-head p{margin:0;color:var(--ink-2);font-size:14.5px}
.sub .timeline{padding-top:4px}
.sub .timeline li:last-child{padding-bottom:0}
.gift p{margin:0}
@media (max-width:860px){
  .board{padding:52px 0;scroll-margin-top:128px}
  .board-head{gap:12px}
  .sub-grid{grid-template-columns:1fr}
  .sub ul.three{grid-template-columns:1fr}
}

/* responsive */
@media (max-width:1080px){
  .logo-wall,.logo-wall-lg{grid-template-columns:repeat(4,1fr)}
  .cert-grid{grid-template-columns:repeat(3,1fr)}
  .shots{grid-template-columns:repeat(2,1fr)}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps-row{grid-template-columns:repeat(3,1fr)}
  .prod{grid-template-columns:160px 1fr}
}
@media (max-width:860px){
  .hdr-act .btn-primary{display:none}
  .hero{padding:40px 0 20px}
  .hero-grid{grid-template-columns:1fr;gap:28px}
  .stat-row{grid-template-columns:repeat(2,1fr);gap:16px}
  .sec{padding:56px 0}
  .grid-2,.grid-3,.grid-4,.p-grid,.prod-grid,.scene-grid,.contact-grid,.form-grid{grid-template-columns:1fr}
  .split{grid-template-columns:1fr;gap:26px}
  .logo-wall,.logo-wall-lg{grid-template-columns:repeat(3,1fr)}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .shots,.gallery-3,.gallery-2{grid-template-columns:repeat(2,1fr)}
  .steps-row{grid-template-columns:1fr 1fr}
  .qr-row{grid-template-columns:repeat(2,1fr)}
  .qr:last-child:nth-child(odd){grid-column:1/-1;max-width:260px;margin:0 auto;width:100%}
  .prod{grid-template-columns:1fr}
  .prod-media img{aspect-ratio:16/9}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:24px}
  .cta-in{flex-direction:column;align-items:flex-start}
}
@media (max-width:520px){
  .wrap{width:calc(100% - 28px)}
  .logo-wall,.logo-wall-lg{grid-template-columns:repeat(2,1fr)}
  .cert-grid{grid-template-columns:1fr 1fr}
  .shots,.gallery-3,.gallery-2{grid-template-columns:1fr}
  .ftr{padding:34px 0 16px}
  .ftr-grid{grid-template-columns:1fr 1fr;gap:22px 16px}
  .ftr-brand{grid-column:1/-1}
  .ftr-contact{grid-column:1/-1;grid-template-columns:auto auto;justify-content:start;gap:6px 18px}
  .ftr-contact h3{grid-column:1/-1}
  .ftr-addr{grid-column:1/-1;max-width:100%;word-break:break-word;line-height:1.6}
  .ftr h3{margin-bottom:8px}
  .ftr-col{gap:6px}
  .ftr a{font-size:13.5px}
  .ftr-bar{margin-top:22px;padding-top:14px;flex-direction:column;align-items:flex-start;gap:6px}
  h1{font-size:26px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}