/*
Theme Name: 互丰新能源 HUFENG
Theme URI: https://hufeng-energy.com
Author: 互丰新能源
Description: 互丰新能源官网主题，基于甲方明亮版设计稿，支持 Polylang 中英双语与产品库管理。
Version: 1.0.0
Text Domain: hufeng
*/

  /* ============ 设计令牌 ============ */
  :root{
    --bg0:#F4F8F5;
    --bg1:#ECF3EF;
    --bg2:#FFFFFF;
    --card:#FFFFFF;
    --card2:#F0F7F3;
    --line:rgba(18,60,43,0.10);
    --line-strong:rgba(18,60,43,0.16);
    --ink:#123326;
    --ink-2:#42594F;
    --ink-3:#6C8378;
    --green:#0E9E63;
    --green-soft:rgba(14,158,99,0.10);
    --green-line:rgba(14,158,99,0.32);
    --copper:#C4873B;
    --serif:"Noto Serif SC", "Songti SC", "STSong", serif;
    --sans:"Noto Sans SC","PingFang SC","Microsoft YaHei",-apple-system,sans-serif;
    --nav-h:72px;
  }
  *{margin:0;padding:0;box-sizing:border-box}
  /* touch-action 挡掉双指缩放和双击放大，iOS 的双指手势另外在 footer.php 里拦 */
  html{scroll-behavior:smooth;touch-action:pan-x pan-y;-webkit-text-size-adjust:100%}
  body{
    background:var(--bg0);
    color:var(--ink);
    font-family:var(--sans);
    font-weight:400;
    line-height:1.7;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  ::selection{background:var(--green);color:#FFFFFF}
  a{color:inherit;text-decoration:none}
  img{display:block;max-width:100%}
  .wrap{max-width:1200px;margin:0 auto;padding:0 28px}

  /* ============ 通用章节元素 ============ */
  section{position:relative}
  .eyebrow{
    display:inline-flex;align-items:center;gap:10px;
    font-size:13px;letter-spacing:.35em;color:var(--green);
    font-weight:500;text-transform:uppercase;
  }
  .eyebrow::before{content:"";width:26px;height:1px;background:var(--green-line)}
  .sec-head{padding:18px 0 46px}
  .sec-title{
    font-family:var(--serif);font-weight:700;
    font-size:clamp(30px,4vw,46px);line-height:1.25;margin-top:18px;
    letter-spacing:.02em;
  }
  .sec-title em{font-style:normal;color:var(--green)}
  .sec-desc{color:var(--ink-2);max-width:640px;margin-top:16px;font-weight:300}

  /* ============ 顶部导航 ============ */
  .nav{
    position:fixed;top:0;left:0;right:0;z-index:100;
    height:var(--nav-h);
    display:flex;align-items:center;
    background:rgba(244,248,245,0.82);
    backdrop-filter:blur(14px);
    -webkit-backdrop-filter:blur(14px);
    border-bottom:1px solid var(--line);
    transition:box-shadow .3s;
  }
  .nav.scrolled{box-shadow:0 10px 30px rgba(18,51,38,.10)}
  .nav-inner{display:flex;align-items:center;justify-content:space-between;width:100%}
  .brand{display:flex;align-items:center;gap:12px}
  .brand-mark{
    width:38px;height:38px;border-radius:10px;
    background:linear-gradient(135deg,var(--green),#0A7A4D);
    display:grid;place-items:center;flex:none;
    box-shadow:0 0 22px rgba(14,158,99,.35);
  }
  .brand-name{font-family:var(--serif);font-weight:700;font-size:20px;letter-spacing:.06em}
  .brand-name small{display:block;font-family:var(--sans);font-weight:400;font-size:10px;letter-spacing:.3em;color:var(--ink-3);margin-top:2px}
  .nav-links{display:flex;align-items:center;gap:6px;list-style:none}
  .nav-links a{
    display:block;padding:8px 15px;font-size:15px;color:var(--ink-2);
    border-radius:8px;transition:color .2s,background .2s;
  }
  .nav-links a:hover{color:var(--green);background:var(--green-soft)}
  .nav-cta{
    margin-left:14px;padding:9px 20px;border-radius:999px;
    background:var(--green);color:#FFFFFF;font-weight:600;font-size:14px;
    transition:transform .2s,box-shadow .2s;
  }
  .nav-cta:hover{transform:translateY(-2px);box-shadow:0 8px 24px rgba(14,158,99,.35)}
  .nav-burger{display:none;width:42px;height:42px;border:1px solid var(--line-strong);border-radius:10px;background:transparent;cursor:pointer}
  .nav-burger span{display:block;width:18px;height:2px;background:var(--ink);margin:4px auto;border-radius:2px;transition:.25s}

  /* ============ Hero ============ */
  .hero{
    min-height:100vh;
    display:flex;align-items:center;
    padding:calc(var(--nav-h) + 40px) 0 70px;
    background:
      radial-gradient(900px 520px at 78% 30%, rgba(14,158,99,0.10), transparent 60%),
      radial-gradient(700px 480px at 10% 85%, rgba(196,135,59,0.08), transparent 60%),
      var(--bg0);
    overflow:hidden;
  }
  .hero::before{
    content:"";position:absolute;inset:0;pointer-events:none;opacity:.5;
    background-image:
      linear-gradient(rgba(18,51,38,0.05) 1px, transparent 1px),
      linear-gradient(90deg, rgba(18,51,38,0.05) 1px, transparent 1px);
    background-size:64px 64px;
    -webkit-mask-image:radial-gradient(1100px 700px at 60% 40%, #000 30%, transparent 75%);
            mask-image:radial-gradient(1100px 700px at 60% 40%, #000 30%, transparent 75%);
  }
  .hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
  .hero-eyebrow{display:inline-flex;align-items:center;gap:12px;padding:8px 18px;border:1px solid var(--green-line);border-radius:999px;background:var(--green-soft);font-size:13px;letter-spacing:.2em;color:var(--green)}
  .hero-eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green);animation:pulse 2.2s infinite}
  @keyframes pulse{0%,100%{opacity:1}50%{opacity:.35}}
  .hero h1{
    font-family:var(--serif);font-weight:900;
    font-size:clamp(42px,6.2vw,78px);line-height:1.12;letter-spacing:.02em;
    margin:26px 0 22px;
  }
  .hero h1 .stroke{color:transparent;-webkit-text-stroke:1.5px var(--green);}
  .hero-sub{color:var(--ink-2);font-weight:300;font-size:clamp(15px,1.5vw,18px);max-width:540px}
  .hero-ctas{display:flex;gap:16px;margin-top:36px;flex-wrap:wrap}
  .btn{
    display:inline-flex;align-items:center;gap:8px;
    padding:14px 30px;border-radius:999px;font-size:15px;font-weight:600;
    transition:transform .2s,box-shadow .2s,background .2s;
  }
  .btn-primary{background:var(--green);color:#FFFFFF;box-shadow:0 10px 26px rgba(14,158,99,.30)}
  .btn-primary:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(14,158,99,.38)}
  .btn-ghost{border:1px solid var(--line-strong);color:var(--ink)}
  .btn-ghost:hover{border-color:var(--green-line);color:var(--green);transform:translateY(-3px)}
  .hero-points{display:flex;flex-wrap:wrap;gap:22px;margin-top:42px;color:var(--ink-3);font-size:14px;letter-spacing:.06em}
  .hero-points b{color:var(--green);font-weight:600}

  /* hero 视觉：签名分层电芯 + 产品图 */
  .hero-visual{position:relative;display:grid;place-items:center}
  .cell-stack{position:absolute;width:min(460px,88%);opacity:.9;pointer-events:none;z-index:0}
  .hero-img-wrap{
    position:relative;z-index:1;width:min(480px,100%);
    border-radius:22px;overflow:hidden;
    border:1px solid var(--line-strong);
    box-shadow:0 30px 60px rgba(18,51,38,.16), 0 0 50px rgba(14,158,99,.10);
    transform:rotate(1.2deg);
  }
  .hero-img-wrap img{width:100%;height:100%;object-fit:cover}
  .hero-img-wrap::after{content:"";position:absolute;inset:0;background:linear-gradient(160deg,transparent 55%, rgba(10,16,14,.55));}
  .float-chip{
    position:absolute;z-index:2;
    display:flex;align-items:center;gap:10px;
    padding:12px 18px;border-radius:14px;
    background:rgba(255,255,255,0.9);backdrop-filter:blur(8px);
    border:1px solid var(--green-line);box-shadow:0 16px 36px rgba(18,51,38,.14);
    font-size:13px;color:var(--ink-2);
  }
  .float-chip .dot{width:9px;height:9px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green)}
  .fc-top{top:26px;right:-14px;animation:float 5s ease-in-out infinite}
  .fc-bottom{bottom:34px;left:-16px;animation:float 6s ease-in-out infinite reverse}
  @keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
  .fc-bottom b{color:var(--green);font-weight:700;font-size:15px}

  /* ============ 数据条 ============ */
  .stats{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--bg1)}
  .stats-grid{display:grid;grid-template-columns:repeat(4,1fr)}
  .stat{padding:44px 28px;text-align:center;position:relative;min-width:0}
  .stat + .stat::before{content:"";position:absolute;left:0;top:26%;height:48%;width:1px;background:var(--line)}
  .stat-num{font-family:var(--serif);font-weight:900;font-size:clamp(40px,5vw,60px);color:var(--green);line-height:1}
  .stat-num small{font-size:.45em;color:var(--ink-3);font-weight:600;margin-left:2px}
  .stat-label{margin-top:12px;color:var(--ink-2);font-size:14px;letter-spacing:.14em}

  /* ============ 关于我们 ============ */
  .about{padding:110px 0;background:var(--bg0)}
  .about-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
  .about-fig{position:relative}
  .about-fig .main{border-radius:20px;overflow:hidden;border:1px solid var(--line-strong);box-shadow:0 24px 50px rgba(18,51,38,.14)}
  .about-fig .main img{width:100%;height:420px;object-fit:cover}
  .about-fig .badge{
    position:absolute;right:-18px;bottom:26px;padding:18px 24px;border-radius:16px;
    background:linear-gradient(140deg,var(--green),#0A7A4D);color:#FFFFFF;
    box-shadow:0 20px 44px rgba(14,158,99,.3);
  }
  .about-fig .badge b{display:block;font-family:var(--serif);font-size:30px;line-height:1}
  .about-fig .badge span{font-size:12px;letter-spacing:.14em;font-weight:600}
  .about-copy p{color:var(--ink-2);font-weight:300;margin-bottom:18px;font-size:15.5px}
  .about-copy p strong{color:var(--ink);font-weight:600}
  .about-points{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:30px}
  .ap{display:flex;gap:12px;align-items:flex-start;padding:16px;border:1px solid var(--line);border-radius:14px;background:var(--bg1);transition:border-color .25s,transform .25s}
  .ap:hover{border-color:var(--green-line);transform:translateY(-3px)}
  .ap svg{flex:none;margin-top:2px}
  .ap h4{font-size:15px;margin-bottom:4px}
  .ap p{font-size:13px;color:var(--ink-3);margin:0;line-height:1.6}

  /* ============ 产品体系 ============ */
  .products{padding:110px 0;background:var(--bg1)}
  .prod-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:22px}
  .prod-card{
    grid-column:span 2;border:1px solid var(--line);border-radius:18px;overflow:hidden;
    background:var(--card);transition:transform .3s,border-color .3s,box-shadow .3s;
    display:flex;flex-direction:column;
  }
  .prod-card:nth-child(4){grid-column:2 / span 2}
  .prod-card:nth-child(5){grid-column:4 / span 2}
  .prod-card:hover{transform:translateY(-6px);border-color:var(--green-line);box-shadow:0 24px 50px rgba(18,51,38,.12)}
  .prod-media{position:relative;aspect-ratio:1/1;overflow:hidden}
  .prod-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
  .prod-card:hover .prod-media img{transform:scale(1.06)}
  .prod-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(13,22,18,.92))}
  .prod-num{position:absolute;top:16px;left:16px;z-index:2;font-family:var(--serif);font-weight:700;font-size:13px;letter-spacing:.2em;color:var(--green);padding:5px 12px;border:1px solid var(--green-line);border-radius:999px;background:rgba(10,16,14,.5);backdrop-filter:blur(6px)}
  .prod-body{padding:22px 22px 26px;flex:1;display:flex;flex-direction:column}
  .prod-body h3{font-family:var(--serif);font-weight:700;font-size:20px;margin-bottom:8px}
  .prod-body p{font-size:14px;color:var(--ink-3);font-weight:300;flex:1}
  .prod-tags{display:flex;gap:8px;margin-top:16px;flex-wrap:wrap}
  .tag{font-size:12px;color:var(--ink-2);border:1px solid var(--line-strong);border-radius:999px;padding:3px 11px;letter-spacing:.04em}
  /* ============ 储能产品（主力） ============ */
  .storage{padding:110px 0;background:var(--bg0)}
  .stor-group{background:var(--bg1);border:1px solid var(--line);border-radius:22px;padding:34px;margin-bottom:24px}
  .stor-group-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-bottom:24px}
  .stor-tag{display:inline-flex;align-items:center;gap:10px;font-family:var(--serif);font-weight:700;font-size:22px;color:var(--green)}
  .stor-tag::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 12px var(--green)}
  .stor-sub{color:var(--ink-3);font-size:13.5px;font-weight:300;max-width:430px;text-align:right}
  .stor-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
  .stor-card{border-radius:16px;overflow:hidden;border:1px solid var(--line);background:var(--card);transition:transform .3s,border-color .3s}
  .stor-card:hover{transform:translateY(-5px);border-color:var(--green-line)}
  .stor-media{aspect-ratio:4/3;overflow:hidden}
  .stor-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
  .stor-card:hover .stor-media img{transform:scale(1.06)}
  .stor-cap{padding:14px 18px}
  .stor-cap h4{font-size:15px;font-weight:600}
  .stor-cap p{font-size:12.5px;color:var(--ink-3);font-weight:300;margin-top:3px}
  @media (max-width:900px){.stor-grid{grid-template-columns:repeat(2,1fr)}}
  @media (max-width:640px){.stor-grid{grid-template-columns:1fr}.stor-group{padding:24px 18px}.stor-sub{text-align:left}}

  /* ============ 应用场景 ============ */
  .scenarios{padding:110px 0;background:var(--bg0)}
  .scene-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .scene-card{
    border:1px solid var(--line);border-radius:18px;overflow:hidden;background:var(--card);
    transition:transform .3s,border-color .3s;
  }
  .scene-card:hover{transform:translateY(-6px);border-color:var(--green-line)}
  .scene-media{position:relative;aspect-ratio:4/3;overflow:hidden}
  .scene-media img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
  .scene-card:hover .scene-media img{transform:scale(1.07)}
  .scene-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(13,22,18,.95))}
  .scene-idx{position:absolute;bottom:14px;left:18px;z-index:2;font-family:var(--serif);font-weight:900;font-size:34px;color:transparent;-webkit-text-stroke:1px var(--green)}
  .scene-body{padding:22px 22px 26px}
  .scene-body h3{font-family:var(--serif);font-size:20px;font-weight:700;margin-bottom:8px}
  .scene-body p{font-size:13.5px;color:var(--ink-3);font-weight:300}

  /* ============ 解决方案 ============ */
  .solutions{padding:110px 0;background:var(--bg1)}
  .sol-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
  .sol-panel{
    border:1px solid var(--line);border-radius:20px;padding:38px 36px;
    background:linear-gradient(160deg,var(--card2),var(--card));position:relative;overflow:hidden;
    transition:transform .3s,border-color .3s;
  }
  .sol-panel:hover{transform:translateY(-5px);border-color:var(--green-line)}
  .sol-panel::before{content:"";position:absolute;top:-70px;right:-70px;width:190px;height:190px;border-radius:50%;background:radial-gradient(circle,rgba(14,158,99,.12),transparent 70%)}
  .sol-kicker{font-size:12px;letter-spacing:.3em;color:var(--copper);font-weight:500}
  .sol-panel h3{font-family:var(--serif);font-size:26px;font-weight:700;margin:14px 0 12px}
  .sol-panel > p{color:var(--ink-2);font-weight:300;font-size:14.5px;margin-bottom:22px}
  .sol-list{list-style:none;display:flex;flex-direction:column;gap:14px}
  .sol-list li{display:flex;gap:12px;align-items:flex-start;font-size:14.5px;color:var(--ink-2)}
  .sol-list svg{flex:none;margin-top:3px}

  /* ============ 价值理念 ============ */
  .values{padding:110px 0;background:var(--bg0)}
  .val-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
  .val-card{
    border:1px solid var(--line);border-radius:18px;padding:32px 26px;text-align:center;
    background:var(--bg1);transition:transform .3s,border-color .3s;
  }
  .val-card:hover{transform:translateY(-6px);border-color:var(--green-line)}
  .val-icon{
    width:64px;height:64px;margin:0 auto 18px;border-radius:18px;
    background:var(--green-soft);border:1px solid var(--green-line);
    display:grid;place-items:center;
  }
  .val-card h3{font-family:var(--serif);font-size:22px;font-weight:700;margin-bottom:10px}
  .val-card p{font-size:13.5px;color:var(--ink-3);font-weight:300}
  .val-en{display:block;font-family:var(--sans);font-size:11px;letter-spacing:.4em;color:var(--green);margin-bottom:8px;font-weight:500}

  /* ============ CTA ============ */
  .cta{padding:96px 0;background:var(--bg1);position:relative;overflow:hidden}
  .cta::before{content:"";position:absolute;inset:0;background:radial-gradient(700px 320px at 50% 0%,rgba(14,158,99,.10),transparent 70%)}
  .cta-inner{position:relative;text-align:center;max-width:760px;margin:0 auto}
  .cta h2{font-family:var(--serif);font-weight:900;font-size:clamp(30px,4.4vw,52px);line-height:1.25}
  .cta h2 em{font-style:normal;color:var(--green)}
  .cta p{color:var(--ink-2);font-weight:300;margin:18px 0 34px}
  .cta-btns{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

  /* ============ 页脚 ============ */
  footer{border-top:1px solid var(--line);background:var(--bg0);padding:64px 0 36px}
  .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:44px;padding-bottom:44px;border-bottom:1px solid var(--line)}
  .foot-brand p{color:var(--ink-3);font-size:13.5px;font-weight:300;margin-top:16px;max-width:300px}
  .foot-col h4{font-size:15px;margin-bottom:16px;color:var(--ink)}
  .foot-col ul{list-style:none;display:flex;flex-direction:column;gap:10px}
  .foot-col a{font-size:14px;color:var(--ink-3);transition:color .2s}
  .foot-col a:hover{color:var(--green)}
  .foot-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:26px;color:var(--ink-3);font-size:13px}

  /* ============ 滚动显现 ============ */
  .reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
  .reveal.in{opacity:1;transform:none}
  @media (prefers-reduced-motion:reduce){
    *{animation:none!important;transition:none!important}
    html{scroll-behavior:auto}
    .reveal{opacity:1;transform:none}
  }

  /* ============ 响应式 ============ */
  @media (max-width:1024px){
    .hero-grid{grid-template-columns:1fr;gap:48px}
    .hero-visual{margin-top:10px}
    .stats-grid{grid-template-columns:repeat(2,1fr)}
    .stat:nth-child(3)::before{display:none}
    .stat{border-top:1px solid var(--line)}
    .stat:nth-child(1),.stat:nth-child(2){border-top:none}
    .about-grid{grid-template-columns:1fr}
    .scene-grid{grid-template-columns:repeat(2,1fr)}
    .val-grid{grid-template-columns:repeat(2,1fr)}
    .prod-grid{grid-template-columns:repeat(2,1fr)}
    .prod-card{grid-column:span 1!important}
    .sol-grid{grid-template-columns:1fr}
    .foot-grid{grid-template-columns:1fr 1fr}
  }
  @media (max-width:640px){
    .nav-links,.nav-cta{display:none}
    .nav-burger{display:block}
    .nav-links.open{
      display:flex;position:absolute;top:var(--nav-h);left:0;right:0;flex-direction:column;
      background:rgba(244,248,245,0.98);border-bottom:1px solid var(--line);padding:14px 22px;gap:4px;
    }
    .scene-grid,.prod-grid,.val-grid{grid-template-columns:1fr}
    .stats-grid{grid-template-columns:1fr 1fr}
    .fc-top{right:4px}.fc-bottom{left:4px}
    .foot-grid{grid-template-columns:1fr}
    .about-points{grid-template-columns:1fr}
    .hero{padding-top:calc(var(--nav-h) + 24px)}
  }

  /* ============ WordPress 化补充 ============ */
  .val-icon svg{width:30px;height:30px}

  /* 导航当前项 */
  .nav-links a.current{color:var(--green);background:var(--green-soft);font-weight:500}

  /* 语言切换 */
  .lang-switch{display:flex;gap:2px;margin-left:10px;padding:3px;border:1px solid var(--line-strong);border-radius:999px;flex:none}
  .lang-item{padding:5px 12px;border-radius:999px;font-size:13px;color:var(--ink-3);transition:.2s;white-space:nowrap}
  .lang-item:hover{color:var(--green)}
  .lang-item.active{background:var(--green);color:#FFFFFF;font-weight:600}

  /* 产品图完整展示不裁切 */
  .stor-card{display:block}
  .stor-media{background:var(--card2)}
  .stor-media img{width:100%;height:100%;object-fit:contain;padding:12px}

  /* 首页产品分类卡（整卡可点）
     模板原本给深色渲染图配了压暗遮罩，甲方的产品图是白底的，遮罩要去掉 */
  .prod-card{display:block}
  .prod-media{background:var(--card2)}
  .prod-media img{object-fit:contain;padding:14px}
  .prod-media::after{display:none}
  .prod-num{color:var(--green);background:#FFFFFF;border-color:var(--green-line)}
  .prod-link{display:inline-block;margin-top:12px;font-size:13px;font-weight:600;color:var(--green)}
  .about-more{margin-top:28px}

  /* 三栏场景（甲方双语示意图，别裁切） */
  .scene-3{grid-template-columns:repeat(3,1fr)}
  .scene-media{background:var(--card2)}
  .scene-media img{object-fit:contain}
  .scene-media::after{display:none}
  .scene-idx{-webkit-text-stroke-color:rgba(14,158,99,.55)}
  @media (max-width:900px){.scene-3{grid-template-columns:1fr}}

  /* 内页头部 */
  .page-hero{
    padding:calc(var(--nav-h) + 72px) 0 54px;
    background:radial-gradient(760px 420px at 76% 20%, rgba(14,158,99,.10), transparent 62%), var(--bg1);
    border-bottom:1px solid var(--line);
  }
  .page-hero h1{font-family:var(--serif);font-weight:700;font-size:clamp(28px,4vw,44px);line-height:1.25;margin-top:16px}
  .page-hero p{color:var(--ink-2);max-width:680px;margin-top:14px;font-weight:300}

  /* 页面正文（公司介绍等，甲方在编辑器里写） */
  .page-body{padding:64px 0 100px;background:var(--bg0)}
  .prose-wrap{max-width:860px}
  .prose{color:var(--ink-2);font-weight:300;line-height:1.95}
  .prose h2{font-family:var(--serif);font-weight:700;color:var(--ink);font-size:clamp(22px,2.6vw,30px);margin:44px 0 14px}
  .prose h3{font-weight:600;color:var(--ink);font-size:19px;margin:32px 0 10px}
  .prose p{margin-bottom:16px}
  .prose ul,.prose ol{margin:0 0 18px 20px}
  .prose li{margin-bottom:8px}
  .prose img{border-radius:14px;margin:22px 0}
  .prose strong{color:var(--ink);font-weight:600}
  .prose a{color:var(--green);text-decoration:underline}

  /* 联系我们 */
  .contact-layout{display:grid;grid-template-columns:1.35fr 1fr;gap:52px;align-items:start}
  .contact-card{
    border:1px solid var(--line);border-radius:20px;background:var(--card);
    padding:30px 28px;position:sticky;top:calc(var(--nav-h) + 20px);
  }
  .contact-card h3{font-family:var(--serif);font-weight:700;font-size:21px;margin-bottom:20px}
  .contact-card ul{list-style:none}
  .contact-card li{padding:13px 0;border-top:1px solid var(--line);display:grid;gap:3px}
  .contact-card li:first-of-type{border-top:0;padding-top:0}
  .ci-label{font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}
  .contact-card a{color:var(--ink);font-weight:500;word-break:break-word}
  .contact-card a:hover{color:var(--green)}
  .contact-wa{margin-top:24px;width:100%;justify-content:center}
  @media (max-width:900px){
    .contact-layout{grid-template-columns:1fr;gap:34px}
    .contact-card{position:static}
  }

  /* 产品列表 */
  .archive-body{padding:56px 0 100px;background:var(--bg0)}
  .cat-filter{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:44px}
  .cat-filter a{
    padding:9px 18px;border:1px solid var(--line-strong);border-radius:999px;
    font-size:14px;color:var(--ink-2);transition:.2s;
  }
  .cat-filter a:hover{border-color:var(--green-line);color:var(--green)}
  .cat-filter a.current{background:var(--green);border-color:var(--green);color:#FFFFFF;font-weight:600}
  .archive-cta{
    margin-top:64px;padding:44px 34px;text-align:center;
    border:1px solid var(--green-line);border-radius:20px;background:var(--green-soft);
  }
  .archive-cta h3{font-family:var(--serif);font-weight:700;font-size:clamp(20px,2.4vw,27px)}
  .archive-cta p{color:var(--ink-2);font-weight:300;margin:10px 0 22px}

  /* 产品详情 */
  .single-body{padding:calc(var(--nav-h) + 46px) 0 100px;background:var(--bg0)}
  .crumb{font-size:13px;color:var(--ink-3);margin-bottom:22px}
  .crumb a:hover{color:var(--green)}
  .crumb span{margin:0 7px;opacity:.5}
  .pd-top{display:grid;grid-template-columns:1.05fr 1fr;gap:52px;align-items:start}
  .pd-gallery{border:1px solid var(--line);border-radius:20px;overflow:hidden;background:var(--card);padding:22px;position:sticky;top:calc(var(--nav-h) + 20px)}
  .pd-gallery img{width:100%;height:auto;border-radius:12px}
  .pd-cat{display:inline-block;font-size:12.5px;color:var(--green);background:var(--green-soft);border:1px solid var(--green-line);padding:5px 13px;border-radius:999px}
  .pd-title{font-family:var(--serif);font-weight:700;font-size:clamp(25px,3vw,36px);line-height:1.3;margin:16px 0 20px}

  /* 中文标题里的全角括号（）不允许在其前后断行，窄屏上会顶破容器几个像素。
     overflow-wrap:anywhere 只在放不下时才拆，正常情况不影响断行位置 */
  .pd-title,.stor-cap h4,.prod-body h3{overflow-wrap:anywhere}
  .pd-desc{color:var(--ink-2);font-weight:300;line-height:1.95}
  .pd-desc h4{color:var(--ink);font-weight:600;font-size:16px;margin:22px 0 6px}
  .pd-desc h4:first-child{margin-top:0}
  .pd-desc p{margin-bottom:14px}
  .pd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
  .pd-specs{margin-top:76px}
  .pd-specs h2{font-family:var(--serif);font-weight:700;font-size:clamp(22px,2.6vw,30px);margin-bottom:8px}
  .pd-specs .sub{color:var(--ink-3);font-size:14px;font-weight:300;margin-bottom:26px}
  .pd-spec-list{display:grid;gap:24px}
  .pd-spec-list figure{border:1px solid var(--line);border-radius:16px;overflow:hidden;background:var(--card);padding:14px}
  .pd-spec-list img{width:100%;height:auto;border-radius:10px}
  .pd-nav{display:flex;justify-content:space-between;gap:16px;margin-top:64px;padding-top:26px;border-top:1px solid var(--line);font-size:14px}
  .pd-nav a:hover{color:var(--green)}
  @media (max-width:900px){
    .pd-top{grid-template-columns:1fr;gap:30px}
    .pd-gallery{position:static}
  }

  /* 页脚联系方式 */
  .foot-contact li{font-size:14px}
  .foot-addr{color:var(--ink-3);line-height:1.6}

  /* ============ 英文排版 ============
     站点默认英文，英文文本比中文长，导航与大标题按英文重新定尺寸 */
  .brand-name,
  .nav-links a{white-space:nowrap}
  html[lang^="en"] .hero h1{font-size:clamp(34px,4.6vw,58px);letter-spacing:0}
  html[lang^="en"] .hero h1 .stroke{-webkit-text-stroke-width:2px}
  html[lang^="en"] .hero-eyebrow{letter-spacing:.1em}
  html[lang^="en"] .sec-title{letter-spacing:0}
  html[lang^="en"] .stat-num{font-size:clamp(26px,2.6vw,36px)}
  html[lang^="en"] .stat-label{letter-spacing:.04em}

  @media (max-width:1180px){
    .nav-links a{font-size:13px;padding:8px 9px}
  }
  @media (max-width:640px){
    /* 信任条：OEM/ODM 是最长的一条，320px 屏上必须缩到能塞进半格 */
    .stat{padding:26px 8px}
    .stat-num,html[lang^="en"] .stat-num{font-size:clamp(18px,5.6vw,28px)}
    .stat-label,html[lang^="en"] .stat-label{margin-top:8px;font-size:12px;letter-spacing:.06em}
    .brand-name small{display:none}
    .brand-name{font-size:18px}
    .lang-switch{margin-left:auto;margin-right:6px;padding:2px}
    .lang-item{padding:5px 9px;font-size:12px}
    .hero-eyebrow{font-size:12px;letter-spacing:.1em;padding:7px 14px}
  }

  .contact-empty{
    font-size:13px;line-height:1.75;color:var(--ink-2);font-weight:300;
    background:var(--green-soft);border:1px dashed var(--green-line);
    border-radius:12px;padding:14px 16px;margin-bottom:18px;
  }