.eshc{
  /* ---- Enershare 站点字体（与其主题变量一致）---- */
  --esh-font:"Opensans-Regular","Open Sans",Arial,Helvetica,sans-serif;
  --esh-font-b:"OpenSans-Bold","Opensans-Regular","Open Sans",Arial,Helvetica,sans-serif;

  /* ---- 配色：主色 #23ac39 ---- */
  --esh-green:#23ac39;
  --esh-green-d:#1b842c;
  --esh-green-t:#e8f6ea;
  --esh-ink:#16241c;
  --esh-body:#55606a;
  --esh-line:#e3e9e5;
  --esh-soft:#f4f8f5;
  --esh-mist:#eef4f0;
  --esh-radius:14px;
  --esh-max:1000px;

  font-family:var(--esh-font) !important;
  color:var(--esh-body);
  background:#fff;
  font-size:16px;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  text-align:left;
  /* 模块整体宽度 1000px，超出视口时自动收缩 */
  width:100%;max-width:1000px;margin:0 auto;
}
.eshc *,.eshc *::before,.eshc *::after{box-sizing:border-box !important;}
.eshc h1,.eshc h2,.eshc h3,.eshc h4,.eshc p,.eshc ul,.eshc li,.eshc figure{margin:0 !important;padding:0 !important;}
.eshc ul,.eshc ol{list-style:none !important;}
.eshc li{list-style:none !important;}
.eshc a{color:var(--esh-green);text-decoration:none !important;}
.eshc img{max-width:100% !important;display:block !important;height:auto !important;}
.eshc table{border-collapse:collapse !important;width:100% !important;margin:0 !important;border:none !important;}
.eshc details{margin:0 !important;}
.eshc summary{list-style:none !important;cursor:pointer;}
.eshc summary::-webkit-details-marker{display:none;}

/* ---- 标题统一走 OpenSans-Bold（字体文件自带粗体，故 weight 用 400）---- */
.eshc h1,.eshc h2,.eshc h3,.eshc h4,
.eshc strong,.eshc b,
.eshc .esh-h2,.eshc .esh-kicker,.eshc .esh-model-tag,
.eshc .esh-stat b,.eshc .esh-big-i b,.eshc .esh-big-i span,
.eshc .esh-faq summary,.eshc .esh-step b,.eshc .esh-step small,
.eshc table.esh-spec thead th,.eshc table.esh-spec tbody th,
.eshc .esh-chip,.eshc .esh-nav a,.eshc .esh-hero-sub{
  font-family:var(--esh-font-b) !important;
  font-weight:400 !important;
}

.eshc .esh-wrap{max-width:var(--esh-max);margin:0 auto;padding:0 22px;}
.eshc .esh-sec{padding:68px 0;}
.eshc .esh-sec--soft{background:var(--esh-soft);}
.eshc .esh-sec--mist{background:var(--esh-mist);}

/* ---------- section heading ---------- */
.eshc .esh-kicker{
  display:inline-block;font-size:12px;letter-spacing:.16em;
  text-transform:uppercase;color:var(--esh-green);margin-bottom:12px;
}
.eshc .esh-h2{
  font-size:clamp(24px,3.4vw,32px);line-height:1.28;
  color:var(--esh-ink);letter-spacing:-.01em;max-width:860px;
}
.eshc .esh-lede{margin-top:14px !important;font-size:16.5px;max-width:820px;color:var(--esh-body);}
.eshc .esh-sec-head{margin-bottom:38px;}

/* ---------- buttons ---------- */
.eshc .esh-btn{
  display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;
  font-family:var(--esh-font) !important;font-size:15px;line-height:1;
  transition:all .2s ease;border:2px solid transparent;
}
.eshc .esh-btn--p{background:var(--esh-green);color:#fff !important;}
.eshc .esh-btn--p:hover{background:var(--esh-green-d);}
.eshc .esh-btn--s{border-color:var(--esh-green);color:var(--esh-green) !important;background:#fff;}
.eshc .esh-btn--s:hover{background:var(--esh-green-t);}
.eshc .esh-btn--w{background:#fff;color:var(--esh-green-d) !important;}
.eshc .esh-btn--w:hover{background:#f0fdf4;}
.eshc .esh-btn-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px;}

/* ---------- 1. HERO ---------- */
.eshc .esh-hero{background:linear-gradient(160deg,var(--esh-soft) 0%,#fff 62%);padding:56px 0 60px;}
.eshc .esh-hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:48px;align-items:center;}
.eshc .esh-hero h1{font-size:clamp(26px,3.8vw,40px);line-height:1.2;color:var(--esh-ink);letter-spacing:-.015em;}
.eshc .esh-hero-sub{font-size:clamp(15px,1.7vw,18px);color:var(--esh-green);margin-top:12px;line-height:1.45;}
.eshc .esh-hero-txt{margin-top:18px !important;font-size:16px;}
.eshc .esh-hero-txt strong{color:var(--esh-ink);}
.eshc .esh-stats{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px;}
.eshc .esh-stat{flex:1 1 150px;min-width:140px;background:#fff;border:1px solid var(--esh-line);border-radius:12px;padding:14px 16px;}
.eshc .esh-stat b{display:block;font-size:18px;color:var(--esh-green);line-height:1.3;}
.eshc .esh-stat span{display:block;font-size:12.5px;margin-top:3px;letter-spacing:.02em;}
.eshc .esh-hero-fig{background:#fff;border:1px solid var(--esh-line);border-radius:20px;padding:18px;box-shadow:0 20px 44px -28px rgba(22,36,28,.30);}
.eshc .esh-hero-fig img{border-radius:10px;width:100%;}

/* ---------- 2. highlight trio ---------- */
.eshc .esh-trio{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.eshc .esh-card{background:#fff;border:1px solid var(--esh-line);border-radius:var(--esh-radius);overflow:hidden;transition:transform .2s ease,box-shadow .2s ease;}
.eshc .esh-card:hover{transform:translateY(-4px);box-shadow:0 18px 36px -22px rgba(22,36,28,.30);}
.eshc .esh-card-img{aspect-ratio:1/1;overflow:hidden;background:var(--esh-mist);}
.eshc .esh-card-img img{width:100%;height:100%;object-fit:contain;padding:18px;box-sizing:border-box;}
.eshc .esh-card-bd{padding:20px 22px 24px;}
.eshc .esh-card-bd h3{font-size:17px;color:var(--esh-ink);line-height:1.35;}
.eshc .esh-card-bd p{margin-top:8px !important;font-size:14.5px;}

/* ---------- 3. anchor nav ---------- */
.eshc .esh-nav{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(6px);border-top:1px solid var(--esh-line);border-bottom:1px solid var(--esh-line);}
.eshc .esh-nav-in{display:flex;gap:6px;overflow-x:auto;-webkit-overflow-scrolling:touch;padding:0 22px;max-width:var(--esh-max);margin:0 auto;scrollbar-width:none;}
.eshc .esh-nav-in::-webkit-scrollbar{display:none;}
.eshc .esh-nav a{flex:0 0 auto;padding:14px 16px;font-size:14px;color:var(--esh-body) !important;border-bottom:2px solid transparent;white-space:nowrap;}
.eshc .esh-nav a:hover{color:var(--esh-green) !important;border-bottom-color:var(--esh-green);}
.eshc .esh-anchor{scroll-margin-top:64px;}

/* ---------- 4. spec tables ---------- */
.eshc .esh-model-tag{display:inline-block;background:var(--esh-green-t);color:var(--esh-green-d);font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;padding:6px 14px;border-radius:999px;margin-bottom:14px;}
.eshc .esh-model-blk{margin-bottom:34px;}
.eshc .esh-model-blk:last-child{margin-bottom:0;}
.eshc .esh-tbl-scroll{overflow-x:auto;border:1px solid var(--esh-line);border-radius:12px;-webkit-overflow-scrolling:touch;}
.eshc table.esh-spec{min-width:660px;font-size:14.5px;background:#fff;}
.eshc table.esh-spec th,.eshc table.esh-spec td{padding:12px 16px !important;text-align:left;vertical-align:middle;border-bottom:1px solid var(--esh-line) !important;border-left:none !important;border-right:none !important;border-top:none !important;}
.eshc table.esh-spec tr:last-child th,.eshc table.esh-spec tr:last-child td{border-bottom:none !important;}
.eshc table.esh-spec thead th{background:var(--esh-ink) !important;color:#fff !important;font-size:13px;letter-spacing:.04em;white-space:nowrap;}
.eshc table.esh-spec tbody th{background:var(--esh-soft) !important;color:var(--esh-ink) !important;width:210px;white-space:nowrap;}
.eshc table.esh-spec td{color:var(--esh-body) !important;background:#fff;}
.eshc table.esh-spec td b{color:var(--esh-ink);}
.eshc table.esh-spec thead th:first-child{min-width:210px;}
.eshc .esh-note{margin-top:14px !important;font-size:13.5px;color:#7a838c;}

/* ---------- 5. feature grid ---------- */
.eshc .esh-feat{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.eshc .esh-feat-i{background:#fff;border:1px solid var(--esh-line);border-radius:var(--esh-radius);padding:26px 24px;transition:transform .2s ease,box-shadow .2s ease;}
.eshc .esh-feat-i:hover{transform:translateY(-4px);box-shadow:0 16px 32px -22px rgba(22,36,28,.28);}
.eshc .esh-ico{width:46px;height:46px;border-radius:12px;background:var(--esh-green-t);color:var(--esh-green);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px;}
.eshc .esh-feat-i h3{font-size:16.5px;color:var(--esh-ink);line-height:1.35;}
.eshc .esh-feat-i p{margin-top:8px !important;font-size:14px;}

/* ---------- 6. system diagram ---------- */
.eshc .esh-diagram{background:#fff;border:1px solid var(--esh-line);border-radius:18px;padding:26px;box-shadow:0 20px 44px -30px rgba(22,36,28,.26);}
.eshc .esh-diagram img{border-radius:10px;}
.eshc .esh-diagram figcaption{margin-top:14px !important;font-size:13.5px;color:#7a838c;text-align:center;}

/* ---------- 7. european market / certification ---------- */
.eshc .esh-chips{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 32px;}
.eshc .esh-chip{display:inline-flex;align-items:center;gap:7px;background:#fff;border:1px solid var(--esh-line);border-radius:999px;padding:9px 18px;font-size:14px;color:var(--esh-ink);}
.eshc .esh-chip--key{background:var(--esh-green);border-color:var(--esh-green);color:#fff;}
.eshc .esh-chip--key svg{stroke:#fff;}
.eshc .esh-chip svg{flex:0 0 auto;}
.eshc .esh-big{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.eshc .esh-big-i{background:#fff;border:1px solid var(--esh-line);border-radius:var(--esh-radius);padding:28px 24px;}
.eshc .esh-big-i b{display:block;font-size:clamp(25px,2.9vw,33px);color:var(--esh-green);line-height:1.15;letter-spacing:-.01em;}
.eshc .esh-big-i span{display:block;margin-top:8px;font-size:14.5px;color:var(--esh-ink);}
.eshc .esh-big-i p{margin-top:6px !important;font-size:13.5px;}
.eshc .esh-integ{margin-top:30px;background:linear-gradient(135deg,#16241c,#23382b);border-radius:18px;padding:34px;display:flex;flex-wrap:wrap;align-items:center;gap:24px;justify-content:space-between;}
.eshc .esh-integ h3{color:#fff !important;font-size:19px;max-width:560px;line-height:1.4;}
.eshc .esh-integ p{color:rgba(255,255,255,.72);font-size:14px;margin-top:6px !important;max-width:560px;}

/* ---------- 8. european stock ---------- */
.eshc .esh-split{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;}
.eshc .esh-split-img{border-radius:18px;overflow:hidden;border:1px solid var(--esh-line);background:#fff;}
.eshc .esh-ticks{margin-top:22px;display:grid;gap:12px;}
.eshc .esh-ticks li{display:flex;gap:11px;font-size:15px;color:var(--esh-body);}
.eshc .esh-ticks li::before{
  content:"";flex:0 0 auto;width:20px;height:20px;margin-top:3px;border-radius:50%;
  background:var(--esh-green-t) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2323ac39' stroke-width='3.2' stroke-linecap='round' stroke-linejoin='round'><polyline points='20 6 9 17 4 12'/></svg>") center/12px no-repeat;
}
.eshc .esh-banner{margin-top:34px;border-radius:18px;overflow:hidden;border:1px solid var(--esh-line);background:#fff;}
.eshc .esh-banner figcaption{margin:0 !important;padding:14px 20px;font-size:13.5px;color:#7a838c;text-align:center;}

/* ---------- 9. case study ---------- */
.eshc .esh-case-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:24px;align-items:stretch;}
.eshc .esh-case-main{border-radius:var(--esh-radius);overflow:hidden;border:1px solid var(--esh-line);background:#fff;}
.eshc .esh-case-side{display:grid;gap:24px;}
.eshc .esh-quote{background:var(--esh-green-t);border-left:4px solid var(--esh-green);border-radius:0 12px 12px 0;padding:24px 26px;font-size:15px;color:#2b3a31;}
.eshc .esh-quote b{color:var(--esh-ink);}

/* ---------- 10. inverter matching CTA ---------- */
.eshc .esh-cta{background:linear-gradient(135deg,var(--esh-green) 0%,var(--esh-green-d) 100%);border-radius:22px;padding:44px 40px;color:#fff;}
.eshc .esh-cta .esh-kicker{color:rgba(255,255,255,.88) !important;}
.eshc .esh-cta h2{color:#fff !important;font-size:clamp(22px,3vw,30px);max-width:660px;line-height:1.3;}
.eshc .esh-cta p{color:rgba(255,255,255,.9);margin-top:12px !important;max-width:660px;}
.eshc .esh-steps{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:32px;}
.eshc .esh-step{background:rgba(255,255,255,.13);border:1px solid rgba(255,255,255,.26);border-radius:14px;padding:20px;}
.eshc .esh-step small{display:block;font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.78);}
.eshc .esh-step b{display:block;margin-top:7px;font-size:16px;color:#fff;}
.eshc .esh-cta-btnrow{margin-top:32px;}
.eshc .esh-cta-note{margin-top:14px !important;font-size:13px;color:rgba(255,255,255,.78);}

/* ---------- 11. FAQ ---------- */
.eshc .esh-faq{max-width:900px;margin:0 auto;display:grid;gap:12px;}
.eshc .esh-faq details{background:#fff;border:1px solid var(--esh-line);border-radius:12px;overflow:hidden;}
.eshc .esh-faq details[open]{border-color:var(--esh-green);box-shadow:0 10px 26px -20px rgba(35,172,57,.5);}
.eshc .esh-faq summary{padding:17px 52px 17px 22px;font-size:15.5px;color:var(--esh-ink);position:relative;}
.eshc .esh-faq summary::after{content:"";position:absolute;right:20px;top:50%;width:11px;height:11px;margin-top:-7px;border-right:2.4px solid var(--esh-green);border-bottom:2.4px solid var(--esh-green);transform:rotate(45deg);transition:transform .2s ease;}
.eshc .esh-faq details[open] summary::after{transform:rotate(-135deg);margin-top:-4px;}
.eshc .esh-faq .esh-faq-a{padding:0 22px 20px;font-size:14.8px;}

/* ---------- full-width figure ---------- */
.eshc .esh-fig{margin:34px 0 0;}
.eshc .esh-fig img{width:100% !important;height:auto !important;display:block;border-radius:var(--esh-radius);border:1px solid var(--esh-line);}
.eshc .esh-fig figcaption{font-size:12.5px;color:#8a948d;margin-top:8px;text-align:center;}

/* ---------- expansion / inverter chips ---------- */
.eshc .esh-inv{margin-top:36px;}
.eshc .esh-inv h3{font-size:18px;color:var(--esh-ink);}
.eshc .esh-inv .esh-chips{margin:14px 0 0;}

/* ---------- 12b. keyword strip ---------- */
.eshc .esh-keywords{border-top:1px solid var(--esh-line);background:#fff;padding:20px 0;font-size:12.5px;color:#8a948d;letter-spacing:.03em;line-height:2;}

/* ---------- 12. final band ---------- */
.eshc .esh-final{background:var(--esh-ink);color:rgba(255,255,255,.78);padding:54px 0;}
.eshc .esh-final-in{display:flex;flex-wrap:wrap;gap:26px;align-items:center;justify-content:space-between;}
.eshc .esh-final h2{color:#fff !important;font-size:clamp(20px,2.6vw,26px);max-width:580px;line-height:1.35;}
.eshc .esh-final p{margin-top:8px !important;font-size:14.5px;}
.eshc .esh-final-meta{font-size:14.5px;line-height:2;}
.eshc .esh-final-meta a{color:#fff;}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .eshc .esh-sec{padding:52px 0;}
  .eshc .esh-hero-grid{grid-template-columns:1fr;gap:34px;}
  .eshc .esh-trio{grid-template-columns:1fr 1fr;}
  .eshc .esh-feat{grid-template-columns:1fr 1fr;}
  .eshc .esh-big{grid-template-columns:1fr 1fr;}
  .eshc .esh-split{grid-template-columns:1fr;gap:30px;}
  .eshc .esh-case-grid{grid-template-columns:1fr;}
  .eshc .esh-steps{grid-template-columns:1fr;}
  .eshc .esh-integ{padding:28px 26px;}
}
@media (max-width:640px){
  .eshc .esh-sec{padding:42px 0;}
  .eshc .esh-wrap{padding:0 16px;}
  .eshc .esh-trio,.eshc .esh-feat,.eshc .esh-big{grid-template-columns:1fr;}
  .eshc .esh-cta{padding:32px 24px;border-radius:18px;}
  .eshc .esh-stat{flex:1 1 46%;}
  .eshc .esh-hero{padding:40px 0 44px;}
}