:root{
  --brand-blue:#004598;
  --brand-blue-dark:#00306b;
  --brand-orange:#ff9600;
  --brand-orange-dark:#e67e00;
  --ink:#333;
  --muted:#626a75;
  --line:#dfe4ea;
  --soft:#f5f7fa;
  --white:#fff;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--white);color:var(--ink);font:16px/1.65 Tahoma,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
button,input,textarea,select{font:inherit}
:focus-visible{outline:3px solid rgba(255,150,0,.55);outline-offset:3px}
.wrap{width:min(var(--max),calc(100% - 40px));margin:0 auto}
.top-strip{background:#333;color:#fff;font-size:.82rem}
.top-strip .wrap{min-height:38px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.top-contact{display:flex;gap:22px;flex-wrap:wrap}
.top-contact a:hover{text-decoration:underline}
.socials{display:flex;align-items:center;gap:7px}
.socials .social-icon{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border-radius:7px;color:#fff;opacity:.92;transition:opacity .2s,transform .2s}
.socials .social-icon svg{width:21px;height:21px}
.socials .social-icon:hover{opacity:1;transform:translateY(-1px)}
.socials .social-icon:focus-visible{outline:2px solid #fff;outline-offset:2px}
.site-header{position:sticky;top:0;z-index:40;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 2px 12px rgba(0,31,75,.06)}
.header-row{min-height:76px;display:flex;align-items:center;gap:28px}
.logo-link{flex:none;display:flex;align-items:center;background:#fff;border:1px solid #e6e9ee;border-radius:6px;padding:8px 12px;box-shadow:0 2px 8px rgba(0,31,75,.08)}
.logo-link img{height:44px;width:auto;object-fit:contain}
.nav-toggle{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;color:var(--brand-blue);padding:8px 11px;border-radius:4px;font-weight:700}
.main-nav{margin-left:auto;display:flex;align-items:center;gap:22px}
.main-nav a{font-size:.92rem;font-weight:700;padding:26px 0 23px;border-bottom:3px solid transparent}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:var(--brand-blue);border-bottom-color:var(--brand-orange)}
.country-link{background:var(--brand-orange);color:#fff!important;border:0!important;padding:10px 15px!important;border-radius:4px}
.page-hero{background:linear-gradient(105deg,rgba(0,48,107,.96),rgba(0,69,152,.9)),url('https://www.restarsolar.com/data/watermark/20190422/5cbd3aa7d7b5b.jpg') center/cover;color:#fff}
.page-hero .wrap{min-height:220px;display:flex;flex-direction:column;justify-content:center;padding-block:42px}
.page-hero h1{margin:0;font-size:clamp(2.2rem,5vw,4.4rem);line-height:1;letter-spacing:-.03em}
.breadcrumbs{margin-top:18px;color:rgba(255,255,255,.82);font-size:.9rem}
.breadcrumbs a:hover{color:#fff;text-decoration:underline}
.section{padding:64px 0}
.section--soft{background:var(--soft)}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:24px;margin-bottom:34px}
.section-head h2{margin:0;color:var(--brand-blue);font-size:clamp(1.8rem,3vw,2.7rem)}
.section-head p{max-width:620px;color:var(--muted);margin:0}
.accent{width:56px;height:4px;background:var(--brand-orange);margin:12px 0 0}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.content-card{background:#fff;border:1px solid var(--line);border-radius:6px;overflow:hidden;box-shadow:0 6px 22px rgba(0,31,75,.06);display:flex;flex-direction:column}
.content-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:#eef1f4}
.content-card-body{padding:20px;display:flex;flex-direction:column;flex:1}
.content-card h2,.content-card h3{font-size:1.08rem;line-height:1.4;margin:0;color:var(--brand-blue)}
.content-card p{color:var(--muted);font-size:.92rem;margin:12px 0 0}
.content-card .date{color:var(--brand-orange-dark);font-size:.8rem;font-weight:700;margin:0 0 8px}
.content-card .action{margin-top:auto;padding-top:18px;color:var(--brand-blue);font-weight:700;font-size:.9rem}
.content-card .action:hover{color:var(--brand-orange-dark)}
.faq-list{display:grid;gap:14px;max-width:920px}
.faq-list details{border:1px solid var(--line);border-left:4px solid var(--brand-orange);border-radius:4px;background:#fff}
.faq-list summary{cursor:pointer;padding:18px 22px;font-weight:700;color:var(--brand-blue);font-size:1.05rem}
.faq-answer{padding:0 22px 22px;color:#454b52}
.faq-answer p{margin:12px 0}
.faq-answer ol{padding-left:24px}
.category-list{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:30px}
.category-list button{border:1px solid #b8c0ca;background:#fff;color:var(--brand-blue);padding:9px 15px;border-radius:999px;cursor:pointer;font-weight:700}
.category-list button:hover,.category-list button.active{background:var(--brand-blue);border-color:var(--brand-blue);color:#fff}
.product-card img{object-fit:contain;padding:16px;background:#fff}
.product-card .meta{color:var(--brand-orange-dark);font-size:.78rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em}
.catalog-notice{margin:0 0 22px;padding:12px 16px;border-left:4px solid var(--brand-orange);background:#fff7eb;color:#5a420f}
.catalog-notice[hidden]{display:none}
.product-card .product-price{margin:12px 0 0;color:var(--brand-blue);font-weight:700;font-size:1rem}
.stock-status{align-self:flex-start;margin-top:7px;padding:3px 10px;border-radius:999px;background:#e8f5ec;color:#176338;font-size:.78rem;font-weight:700}
.stock-status--out{background:#fbe7e7;color:#b3261e}
.download-list{display:grid;gap:12px}
.download-item{display:grid;grid-template-columns:52px 1fr auto;align-items:center;gap:18px;background:#fff;border:1px solid var(--line);border-radius:5px;padding:16px 18px}
.pdf-icon{width:48px;height:52px;background:var(--brand-blue);color:#fff;display:grid;place-items:center;border-radius:4px;font-weight:800;font-size:.72rem;border-bottom:5px solid var(--brand-orange)}
.download-item h2{font-size:1rem;margin:0;color:var(--brand-blue)}
.download-btn,.primary-btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand-orange);color:#fff;border:0;border-radius:4px;padding:11px 18px;font-weight:700;cursor:pointer}
.download-btn:hover,.primary-btn:hover{background:var(--brand-orange-dark)}
.office-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.office{border:1px solid var(--line);border-top:4px solid var(--brand-blue);padding:22px;background:#fff;border-radius:4px}
.office h2{font-size:1.05rem;color:var(--brand-blue);margin:0 0 12px}
.office p{margin:5px 0;color:#505761;font-size:.92rem}
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.quote-form{background:#fff;border:1px solid var(--line);padding:26px;border-radius:5px;box-shadow:0 8px 28px rgba(0,31,75,.07)}
.quote-form h2{margin:0 0 4px;color:var(--brand-blue)}
.quote-form .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:22px}
.field{display:grid;gap:6px}
.field--wide{grid-column:1/-1}
.field label{font-size:.86rem;font-weight:700;color:#4f5660}
.field input,.field textarea,.field select{width:100%;border:1px solid #bbc3cc;border-radius:4px;padding:11px 12px;background:#fff;color:#222}
.field textarea{min-height:130px;resize:vertical}
.form-status{min-height:24px;margin:12px 0;color:var(--brand-blue);font-weight:700;font-size:.9rem}
.site-footer{background:#24272b;color:#fff;margin-top:0}
.footer-row{display:grid;grid-template-columns:1fr auto;gap:40px;padding-block:42px}
.site-footer .logo-link{display:inline-flex;margin-bottom:14px}
.footer-nav{display:grid;grid-template-columns:repeat(2,minmax(130px,1fr));gap:8px 30px}
.footer-nav a{color:#d8dce2;font-size:.9rem}
.footer-nav a:hover{color:var(--brand-orange)}
.copyright{border-top:1px solid rgba(255,255,255,.12);padding:16px 0;color:#afb5bd;font-size:.8rem}
.empty{grid-column:1/-1;padding:36px;border:1px dashed #aeb7c1;text-align:center;color:var(--muted)}
@media(max-width:900px){
  .nav-toggle{display:block}.main-nav{display:none;position:absolute;left:0;right:0;top:76px;background:#fff;border-bottom:1px solid var(--line);padding:8px 20px 18px;flex-direction:column;align-items:stretch;gap:0}.main-nav.open{display:flex}.main-nav a{padding:11px 4px;border-bottom:1px solid var(--line)}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.contact-layout{grid-template-columns:1fr}.office-grid{grid-template-columns:1fr}.top-contact span{display:none}
}
@media(max-width:860px){.socials{display:none}}
@media(max-width:620px){
  .wrap{width:min(100% - 28px,var(--max))}.top-contact{gap:10px}.logo-link img{height:38px}.header-row{min-height:68px}.main-nav{top:68px}
  .page-hero .wrap{min-height:180px}.section{padding:46px 0}.card-grid{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column}.download-item{grid-template-columns:48px 1fr}.download-btn{grid-column:1/-1}.quote-form .form-grid{grid-template-columns:1fr}.field--wide{grid-column:auto}.footer-row{grid-template-columns:1fr}.footer-nav{grid-template-columns:1fr 1fr}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}