/* ==========================================================================
   Sunterra — Solar Lighting B2B Export Website
   Design: clean, professional, industrial. Light theme. RTL-ready.
   ========================================================================== */

/* ---------- 1. Tokens ----------
   配色依据五行喜用：日主戊土身弱，喜「火」生扶、喜「土」帮身，忌「水」「金」。
   主色取赭石褐（土），强调色取橙（火），背景取米白/沙色（土），
   原深蓝（水）与冷灰（金）已全部替换为暖色系。
   ------------------------------------------------------------------ */
:root{
  --primary:#6E4326;
  --primary-700:#57341E;
  --primary-900:#3E2515;
  --accent:#e8661c;
  --accent-600:#c9530f;
  --steel:#8A7360;
  --ink:#241A12;
  --muted:#6F6058;
  --bg:#ffffff;
  --surface:#FBF6EF;
  --surface-2:#F5EDE0;
  --line:#E7DCCB;
  --line-soft:#F3EDE3;
  --white:#fff;
  --ok:#2e8b57;
  --radius:10px;
  --radius-lg:16px;
  --shadow-sm:0 1px 2px rgba(58,38,22,.06),0 1px 3px rgba(58,38,22,.04);
  --shadow:0 4px 16px rgba(58,38,22,.08);
  --shadow-lg:0 18px 48px rgba(48,30,17,.14);
  --wrap:1240px;
  --nav-h:64px;
  --font:"Inter","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --font-ar:"Cairo","Noto Kufi Arabic","Segoe UI",system-ui,sans-serif;
  --font-zh:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC","Source Han Sans SC","Segoe UI",system-ui,sans-serif;
  --t:.22s cubic-bezier(.4,0,.2,1);
}
html[dir="rtl"]{--font:var(--font-ar);}
html[lang="zh"]{--font:var(--font-zh);}
html[lang="zh"] body{letter-spacing:.01em;}

/* ---------- 2. Reset ---------- */
*,*::before,*::after{box-sizing:border-box;}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px;}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.65;
  color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
ul,ol{margin:0;padding:0;list-style:none;}
h1,h2,h3,h4,h5{margin:0 0 .6em;line-height:1.25;font-weight:700;letter-spacing:-.01em;color:var(--primary-900);}
h1{font-size:clamp(1.9rem,4.4vw,3.05rem);}
h2{font-size:clamp(1.5rem,2.9vw,2.25rem);}
h3{font-size:clamp(1.1rem,1.7vw,1.35rem);}
h4{font-size:1.02rem;}
p{margin:0 0 1em;}
table{border-collapse:collapse;width:100%;}
button,input,select,textarea{font:inherit;color:inherit;}
button{cursor:pointer;border:0;background:none;}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px;}
[hidden]{display:none !important;}

/* ---------- 3. Layout helpers ---------- */
.wrap{width:min(100% - 40px,var(--wrap));margin-inline:auto;}
.section{padding:clamp(48px,7vw,92px) 0;}
.section--alt{background:var(--surface);}
.section--dark{background:linear-gradient(135deg,var(--primary-900),var(--primary-700) 62%,var(--primary));color:#FAF4E9;}
.section--dark h1,.section--dark h2,.section--dark h3{color:#fff;}
.grid{display:grid;gap:24px;}
.cols-2{grid-template-columns:repeat(2,1fr);}
.cols-3{grid-template-columns:repeat(3,1fr);}
.cols-4{grid-template-columns:repeat(4,1fr);}
.center{text-align:center;}
.stack>*{margin-block:0;}
.mt-0{margin-top:0}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:28px}.mt-4{margin-top:44px}
.mb-0{margin-bottom:0}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.mb-3{margin-bottom:28px}

/* ---------- 4. Typography helpers ---------- */
.eyebrow{
  display:inline-block;font-size:.75rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:var(--accent);margin-bottom:10px;
}
.section--dark .eyebrow{color:#ffb27a;}
.lead{font-size:clamp(1.02rem,1.5vw,1.18rem);color:var(--muted);max-width:62ch;}
.section--dark .lead{color:#E9DFCE;}
.lead-auto{margin-inline:auto;}
.sub{max-width:70ch;color:var(--muted);}
.center .sub,.center .lead{margin-inline:auto;}
.text-muted{color:var(--muted);}
.text-accent{color:var(--accent);}
.small{font-size:.875rem;}

/* ---------- 5. Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  padding:13px 24px;border-radius:8px;font-weight:650;font-size:.94rem;line-height:1.2;
  border:1px solid transparent;transition:all var(--t);white-space:nowrap;
}
.btn svg{width:18px;height:18px;flex:none;}
.btn--primary{background:var(--accent);color:#fff;box-shadow:0 6px 18px rgba(232,102,28,.26);}
.btn--primary:hover{background:var(--accent-600);transform:translateY(-1px);box-shadow:0 10px 24px rgba(232,102,28,.32);}
.btn--ghost{border-color:rgba(255,255,255,.45);color:#fff;}
.btn--ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn--outline{border-color:var(--line);color:var(--primary);background:#fff;}
.btn--outline:hover{border-color:var(--primary);background:var(--surface);}
.btn--dark{background:var(--primary);color:#fff;}
.btn--dark:hover{background:var(--primary-700);}
.btn--light{background:#fff;color:var(--primary-700);}
.btn--light:hover{background:var(--surface);}
.btn--sm{padding:9px 16px;font-size:.85rem;}
.btn--block{width:100%;}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.center .btn-row{justify-content:center;}

/* ---------- 6. Topbar + Nav ---------- */
.topbar{background:var(--primary-900);color:#E9DFCE;font-size:.83rem;padding:9px 0;}
.topbar .wrap{display:flex;gap:22px;flex-wrap:wrap;align-items:center;justify-content:space-between;}
.topbar a:hover{color:#fff;}
.topbar-list{display:flex;gap:20px;flex-wrap:wrap;align-items:center;}
.topbar-list li{display:flex;align-items:center;gap:7px;}
.topbar-list svg{width:14px;height:14px;opacity:.8;}
.topbar-right{display:flex;gap:16px;align-items:center;}
.socials{display:flex;gap:8px;}
.socials a{
  width:28px;height:28px;border-radius:6px;display:grid;place-items:center;
  background:rgba(255,255,255,.08);transition:var(--t);
}
.socials a:hover{background:var(--accent);}
.socials svg{width:15px;height:15px;fill:#fff;}

.nav{
  position:sticky;top:0;z-index:80;background:rgba(255,255,255,.94);
  backdrop-filter:saturate(1.6) blur(10px);border-bottom:1px solid var(--line);
}
.nav .wrap{display:flex;align-items:center;gap:20px;height:var(--nav-h);}
.logo{display:flex;align-items:center;gap:11px;flex:none;}
.logo-mark{
  width:40px;height:40px;border-radius:9px;background:linear-gradient(145deg,var(--primary),var(--primary-700));
  display:grid;place-items:center;color:#fff;flex:none;
}
.logo-mark svg{width:23px;height:23px;}
.logo-text strong{display:block;font-size:1.06rem;letter-spacing:-.02em;color:var(--primary-900);line-height:1.1;}
.logo-text span{display:block;font-size:.66rem;letter-spacing:.13em;text-transform:uppercase;color:var(--steel);}
.menu{display:flex;gap:4px;margin-inline-start:auto;align-items:center;}
.menu>li{position:relative;}
.menu a.menu-link,.nav-cta{
  display:inline-flex;align-items:center;gap:6px;padding:9px 13px;border-radius:7px;
  font-size:.92rem;font-weight:600;color:var(--ink);transition:var(--t);
}
.menu a.menu-link:hover{color:var(--primary);background:var(--surface-2);}
.menu a.active{color:var(--accent);}
.menu .caret{width:12px;height:12px;opacity:.55;transition:transform var(--t);}
.dropdown:hover .caret{transform:rotate(180deg);}
.dropdown-menu{
  position:absolute;inset-inline-start:0;top:calc(100% + 10px);min-width:262px;
  background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow-lg);
  padding:8px;opacity:0;visibility:hidden;transform:translateY(-6px);transition:var(--t);z-index:90;
}
.dropdown:hover .dropdown-menu,.dropdown:focus-within .dropdown-menu{opacity:1;visibility:visible;transform:none;}
.dropdown-menu a{
  display:flex;gap:11px;align-items:center;padding:9px 11px;border-radius:8px;font-size:.9rem;transition:var(--t);
}
.dropdown-menu a:hover{background:var(--surface);}
.dropdown-menu a .ico{
  width:30px;height:30px;flex:none;border-radius:7px;background:var(--surface-2);display:grid;place-items:center;
}
.dropdown-menu a .ico img,.dropdown-menu a .ico svg{width:19px;height:19px;fill:var(--primary);}
.dropdown-menu a small{display:block;font-weight:500;color:var(--muted);font-size:.76rem;}

/* language switcher */
.lang{position:relative;margin-inline-start:6px;}
.lang-btn{
  display:flex;align-items:center;gap:7px;padding:8px 12px;border:1px solid var(--line);
  border-radius:8px;font-size:.85rem;font-weight:600;background:#fff;transition:var(--t);
}
.lang-btn:hover{border-color:var(--primary);}
.lang-btn svg{width:15px;height:15px;fill:var(--steel);}
.lang-btn .globe{fill:none;stroke:var(--steel);stroke-width:1.6;}
.lang-menu{
  position:absolute;inset-inline-end:0;top:calc(100% + 8px);background:#fff;border:1px solid var(--line);
  border-radius:10px;box-shadow:var(--shadow);padding:6px;min-width:172px;
  opacity:0;visibility:hidden;transform:translateY(-6px);transition:var(--t);z-index:95;
}
.lang.open .lang-menu{opacity:1;visibility:visible;transform:none;}
.lang-menu button{
  display:flex;width:100%;gap:9px;align-items:center;padding:8px 10px;border-radius:7px;font-size:.87rem;transition:var(--t);
}
.lang-menu button:hover{background:var(--surface-2);}
.lang-menu button[aria-current="true"]{color:var(--accent);font-weight:700;}
.lang-menu .flag{width:20px;text-align:center;font-size:1rem;}

.nav-toggle{display:none;width:42px;height:42px;border:1px solid var(--line);border-radius:8px;place-items:center;}
.nav-toggle span{display:block;width:19px;height:2px;background:var(--ink);border-radius:2px;position:relative;}
.nav-toggle span::before,.nav-toggle span::after{
  content:"";position:absolute;inset-inline-start:0;width:19px;height:2px;background:var(--ink);border-radius:2px;
}
.nav-toggle span::before{top:-6px;} .nav-toggle span::after{top:6px;}

/* mobile drawer */
.drawer{
  position:fixed;inset:0;background:rgba(7,34,60,.45);opacity:0;visibility:hidden;transition:var(--t);z-index:120;
}
.drawer-panel{
  position:absolute;inset-block:0;inset-inline-start:0;width:min(88%,340px);background:#fff;
  padding:20px;overflow-y:auto;transform:translateX(-100%);transition:transform var(--t);box-shadow:var(--shadow-lg);
}
html[dir="rtl"] .drawer-panel{transform:translateX(100%);}
.drawer.open{opacity:1;visibility:visible;}
.drawer.open .drawer-panel{transform:none;}
.drawer-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;}
.drawer-close{width:36px;height:36px;border-radius:8px;display:grid;place-items:center;background:var(--surface-2);}
.drawer a.blk{display:block;padding:12px 10px;border-bottom:1px solid var(--line-soft);font-weight:600;font-size:.95rem;}
.drawer .acc-item{border-bottom:1px solid var(--line-soft);}
.drawer .acc-btn{width:100%;display:flex;justify-content:space-between;align-items:center;padding:12px 10px;font-weight:600;font-size:.95rem;}
.drawer .acc-body{padding:0 10px 12px;display:none;}
.drawer .acc-item.open .acc-body{display:block;}
.drawer .acc-body a{display:block;padding:8px 0;color:var(--muted);font-size:.9rem;}

/* ---------- 7. Hero ---------- */
.hero{position:relative;overflow:hidden;background:linear-gradient(125deg,var(--primary-900) 0%,var(--primary-700) 55%,#8A5A32 100%);color:#fff;padding:clamp(60px,9vw,120px) 0 clamp(50px,7vw,96px);}
.hero::after{content:"";position:absolute;inset:0;background:
  radial-gradient(circle at 18% 22%,rgba(232,102,28,.18),transparent 45%),
  radial-gradient(circle at 82% 78%,rgba(255,255,255,.08),transparent 42%);pointer-events:none;}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(28px,5vw,64px);align-items:center;}
.hero h1{color:#fff;font-size:clamp(2.05rem,4.8vw,3.5rem);margin-bottom:18px;}
.hero p.lead{color:#F2E8DA;font-size:clamp(1rem,1.4vw,1.15rem);max-width:56ch;}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:24px 0 30px;}
.pill{
  display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.18);
  padding:6px 13px;border-radius:99px;font-size:.81rem;font-weight:600;color:#e9f2fa;backdrop-filter:blur(4px);
}
.pill svg{width:14px;height:14px;fill:#ffb27a;}
.hero-art{
  position:relative;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius-lg);
  padding:22px;backdrop-filter:blur(6px);box-shadow:0 24px 60px rgba(0,0,0,.25);
}
.hero-art img{width:100%;}
.hero-art-cap{
  position:absolute;inset-inline-start:22px;inset-inline-end:22px;bottom:-1px;padding:12px 14px;border-radius:10px 10px 0 0;
  background:rgba(7,34,60,.72);font-size:.8rem;color:#E9DFCE;border-top:1px solid rgba(255,255,255,.12);
}
.hero-art-cap strong{color:#fff;display:block;font-size:.9rem;}

/* ---------- 8. Stats strip ---------- */
.stats{background:#fff;border-bottom:1px solid var(--line);}
.stats .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);}
.stat{background:#fff;padding:26px 18px;text-align:center;}
.stat b{display:block;font-size:clamp(1.5rem,2.6vw,2.1rem);color:var(--primary);line-height:1.1;letter-spacing:-.03em;}
.stat span{display:block;font-size:.83rem;color:var(--muted);margin-top:4px;}

/* ---------- 9. Section head ---------- */
.sec-head{max-width:760px;margin-bottom:clamp(28px,4vw,48px);}
.center .sec-head{margin-inline:auto;text-align:center;}
.divider-line{width:56px;height:3px;background:var(--accent);border-radius:2px;margin:14px 0 0;}
.center .divider-line{margin-inline:auto;}

/* ---------- 10. Cards ---------- */
.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;transition:var(--t);
  box-shadow:var(--shadow-sm);
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#E7DCCC;}
.card .ico-badge{
  width:52px;height:52px;border-radius:12px;background:var(--surface-2);display:grid;place-items:center;margin-bottom:16px;
}
.card .ico-badge img,.card .ico-badge svg{width:30px;height:30px;}
.card h3 a:hover{color:var(--accent);}
.card p{color:var(--muted);font-size:.94rem;margin-bottom:0;}
.card-link{
  display:inline-flex;align-items:center;gap:6px;font-size:.86rem;font-weight:650;color:var(--accent);margin-top:14px;
}
.card-link svg{width:15px;height:15px;transition:transform var(--t);}
.card:hover .card-link svg{transform:translateX(4px);}
html[dir="rtl"] .card:hover .card-link svg{transform:translateX(-4px);}

/* category tile */
.cat-tile{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;text-align:center;
  transition:var(--t);display:block;
}
.cat-tile:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-3px);}
.cat-tile .thumb{
  height:104px;display:grid;place-items:center;margin-bottom:14px;border-radius:12px;
  background:linear-gradient(160deg,var(--surface),#fff);border:1px solid var(--line-soft);padding:10px;
}
.cat-tile .thumb img{height:100%;width:auto;object-fit:contain;transition:transform var(--t);}
.cat-tile:hover .thumb img{transform:scale(1.06);}
.cat-tile h3{font-size:1rem;margin-bottom:2px;}
.cat-tile small{color:var(--muted);font-size:.8rem;}

/* product card */
.prod-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;
  transition:var(--t);
}
.prod-card:hover{box-shadow:var(--shadow-lg);border-color:#E7DCCC;transform:translateY(-4px);}
.prod-media{
  position:relative;aspect-ratio:4/3;background:linear-gradient(165deg,var(--surface-2),#fff);display:grid;place-items:center;
  padding:20px;border-bottom:1px solid var(--line-soft);
}
.prod-media img{max-height:100%;width:auto;transition:transform var(--t);}
.prod-card:hover .prod-media img{transform:scale(1.05);}
.tag-row{position:absolute;top:12px;inset-inline-start:12px;display:flex;gap:6px;flex-wrap:wrap;}
.tag{
  background:var(--primary);color:#fff;font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;
  padding:4px 9px;border-radius:5px;
}
.tag--accent{background:var(--accent);}
.tag--soft{background:rgba(255,255,255,.9);color:var(--primary);border:1px solid var(--line);}
.prod-body{padding:20px;display:flex;flex-direction:column;flex:1;}
.prod-body h3{font-size:1.06rem;margin-bottom:8px;}
.prod-body p{font-size:.89rem;color:var(--muted);flex:1;}
.spec-mini{display:flex;flex-wrap:wrap;gap:6px;margin:12px 0 16px;}
.spec-mini span{
  font-size:.74rem;background:var(--surface);border:1px solid var(--line-soft);color:var(--steel);
  padding:3px 8px;border-radius:5px;font-weight:600;
}
.prod-foot{display:flex;gap:10px;align-items:center;justify-content:space-between;border-top:1px solid var(--line-soft);padding-top:14px;}
.rfq-mini{font-size:.83rem;font-weight:650;color:var(--accent);display:inline-flex;gap:6px;align-items:center;}
.rfq-mini svg{width:14px;height:14px;}

/* feature list */
.feat-list li{display:flex;gap:12px;padding:9px 0;border-bottom:1px dashed var(--line);font-size:.94rem;}
.feat-list li:last-child{border-bottom:0;}
.feat-list .tick{flex:none;width:20px;height:20px;border-radius:50%;background:rgba(46,139,87,.1);display:grid;place-items:center;margin-top:2px;}
.feat-list .tick svg{width:12px;height:12px;fill:var(--ok);}
.check-list li{display:flex;gap:11px;padding:7px 0;align-items:flex-start;font-size:.95rem;}
.check-list svg{flex:none;width:19px;height:19px;fill:var(--accent);margin-top:3px;}

/* ---------- 11. Why-us / factory ---------- */
.factory-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,5vw,60px);align-items:center;}
.factory-art{position:relative;border-radius:var(--radius-lg);overflow:hidden;border:1px solid var(--line);background:var(--surface);}
.factory-art img{width:100%;}
.factory-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:26px;}
.fstat{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px;}
.fstat b{display:block;font-size:1.5rem;color:var(--primary);line-height:1.15;}
.fstat span{font-size:.82rem;color:var(--muted);}
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:26px;}
.process-step{text-align:center;padding:18px 12px;background:#fff;border:1px solid var(--line);border-radius:12px;position:relative;}
.process-step .num{
  width:34px;height:34px;margin:0 auto 10px;border-radius:50%;background:var(--primary);color:#fff;
  display:grid;place-items:center;font-weight:700;font-size:.9rem;
}
.process-step span{font-size:.84rem;color:var(--muted);display:block;}
.process-step small{font-weight:650;color:var(--ink);display:block;font-size:.92rem;}

/* ---------- 12. Certifications ---------- */
.certs{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;}
.cert{
  background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;text-align:center;transition:var(--t);
}
.cert:hover{border-color:var(--primary);box-shadow:var(--shadow-sm);}
.cert .cbadge{
  width:46px;height:46px;margin:0 auto 10px;border-radius:50%;background:var(--surface-2);display:grid;place-items:center;
  font-weight:800;font-size:.74rem;color:var(--primary);letter-spacing:.02em;
}
.cert h4{font-size:.92rem;margin-bottom:2px;}
.cert small{color:var(--muted);font-size:.78rem;}

/* ---------- 13. Industries / applications ---------- */
.ind-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:18px;}
.ind{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;min-height:172px;padding:22px;color:#fff;
  display:flex;flex-direction:column;justify-content:flex-end;background:linear-gradient(150deg,var(--primary-700),var(--primary-900));
  transition:var(--t);
}
.ind:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);}
.ind::before{content:"";position:absolute;inset:0;opacity:.22;background-image:var(--pat);background-size:cover;background-position:center;}
.ind>*{position:relative;z-index:2;}
.ind h3{color:#fff;font-size:1.08rem;margin-bottom:4px;}
.ind p{font-size:.86rem;color:#F2E8DA;margin:0;}

/* ---------- 14. Testimonials ---------- */
.quotes{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;}
.quote{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;box-shadow:var(--shadow-sm);}
.quote .stars{display:flex;gap:3px;margin-bottom:14px;}
.quote .stars svg{width:16px;height:16px;fill:#f0a92a;}
.quote blockquote{margin:0 0 18px;font-size:.95rem;color:var(--ink);}
.quote cite{display:flex;align-items:center;gap:12px;font-style:normal;}
.quote .avatar{
  width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;display:grid;place-items:center;
  font-weight:700;font-size:.9rem;flex:none;
}
.quote cite b{display:block;font-size:.9rem;}
.quote cite small{color:var(--muted);font-size:.79rem;}

/* ---------- 15. CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--accent),#f4892f 40%,var(--accent-600));color:#fff;
  border-radius:20px;padding:clamp(32px,5vw,58px);display:grid;grid-template-columns:1.4fr .8fr;gap:28px;align-items:center;
  box-shadow:0 22px 60px rgba(232,102,28,.28);
}
.cta-band h2{color:#fff;margin-bottom:8px;}
.cta-band p{color:#ffe9d9;margin-bottom:0;}
.cta-band .btn-row{justify-content:flex-end;}
html[dir="rtl"] .cta-band .btn-row{justify-content:flex-start;}

/* ---------- 16. Breadcrumb ---------- */
.crumbs{background:var(--surface);border-bottom:1px solid var(--line);padding:12px 0;font-size:.84rem;}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;align-items:center;color:var(--muted);}
.crumbs a:hover{color:var(--accent);}
.crumbs li+li::before{content:"›";margin-inline-end:8px;opacity:.6;}
html[dir="rtl"] .crumbs li+li::before{content:"‹";}
.crumbs [aria-current]{color:var(--ink);font-weight:600;}

/* ---------- 17. Page header ---------- */
.pagehead{background:linear-gradient(135deg,var(--primary-900),var(--primary-700));color:#fff;padding:clamp(40px,6vw,70px) 0;}
.pagehead h1{color:#fff;}
.pagehead p{color:#F2E8DA;max-width:66ch;margin-bottom:0;}

/* ---------- 18. Products page layout ---------- */
.plist{display:grid;grid-template-columns:280px 1fr;gap:clamp(24px,4vw,44px);align-items:start;}
.filters{position:sticky;top:calc(var(--nav-h) + 18px);background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:22px;}
.fgroup{border-bottom:1px solid var(--line-soft);padding-bottom:18px;margin-bottom:18px;}
.fgroup:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0;}
.fgroup h4{font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;color:var(--steel);margin-bottom:12px;}
.fgroup label{display:flex;gap:10px;align-items:center;padding:6px 0;font-size:.9rem;cursor:pointer;color:var(--ink);}
.fgroup label:hover{color:var(--primary);}
.fgroup input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent);flex:none;}
.fgroup select{width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:.9rem;}
.toolbar{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;margin-bottom:20px;}
.searchbox{position:relative;flex:1;min-width:220px;max-width:420px;}
.searchbox input{width:100%;padding:11px 14px 11px 40px;border:1px solid var(--line);border-radius:9px;font-size:.92rem;}
html[dir="rtl"] .searchbox input{padding:11px 40px 11px 14px;}
.searchbox svg{position:absolute;inset-inline-start:13px;top:50%;transform:translateY(-50%);width:17px;height:17px;fill:var(--muted);}
.pcount{font-size:.88rem;color:var(--muted);}
.results{display:grid;grid-template-columns:repeat(auto-fill,minmax(264px,1fr));gap:20px;}
.empty{padding:60px 20px;text-align:center;color:var(--muted);}

/* ---------- 19. Product detail ---------- */
.pd-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(26px,4.5vw,56px);align-items:start;}
.pd-gallery{border:1px solid var(--line);border-radius:var(--radius-lg);background:linear-gradient(165deg,var(--surface-2),#fff);padding:26px;position:sticky;top:calc(var(--nav-h) + 18px);}
.pd-main{aspect-ratio:1/1;display:grid;place-items:center;padding:14px;}
.pd-main img{max-height:100%;}
.pd-thumbs{display:flex;gap:10px;justify-content:center;margin-top:16px;flex-wrap:wrap;}
.pd-thumbs button{
  width:64px;height:64px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:8px;display:grid;place-items:center;
  transition:var(--t);
}
.pd-thumbs button:hover,.pd-thumbs button.active{border-color:var(--accent);box-shadow:0 0 0 2px rgba(232,102,28,.16);}
.pd-thumbs img{max-height:100%;}
.pd-badges{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px;}
.pd-price-box{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:18px;margin:20px 0;}
.pd-price-box .row{display:flex;justify-content:space-between;gap:14px;padding:7px 0;font-size:.9rem;}
.pd-price-box .row+.row{border-top:1px dashed var(--line);}
.pd-price-box .row span:first-child{color:var(--muted);}
.pd-price-box .row b{color:var(--primary-900);text-align:end;}
.pd-source{background:linear-gradient(180deg,#FFFDF8,#FBF6EF);border:1px solid var(--line);border-left:4px solid var(--accent);border-radius:14px;padding:18px;margin:0 0 20px;}
.pd-source h3{font-size:.95rem;margin:0 0 8px;color:var(--primary-900);}
.pd-source .row{display:flex;justify-content:space-between;gap:14px;padding:6px 0;font-size:.86rem;}
.pd-source .row+.row{border-top:1px dashed var(--line);}
.pd-source .row span:first-child{color:var(--muted);flex:0 0 auto;}
.pd-source .row b{color:var(--primary-900);text-align:end;font-weight:650;}
.prod-src{font-size:.72rem;font-weight:700;color:var(--primary-900);background:#F3E7D6;border-radius:999px;padding:3px 9px;display:inline-flex;gap:4px;align-items:center;white-space:nowrap;}
.prod-src svg{width:13px;height:13px;fill:var(--accent);}
.prod-price{font-size:.82rem;font-weight:700;color:var(--accent);white-space:nowrap;}
.spec-table{border:1px solid var(--line);border-radius:12px;overflow:hidden;margin-top:14px;}
.spec-table table{font-size:.9rem;}
.spec-table caption{text-align:start;padding:14px 18px;font-weight:700;background:var(--surface-2);color:var(--primary-900);font-size:.95rem;}
.spec-table th,.spec-table td{padding:11px 18px;border-bottom:1px solid var(--line-soft);text-align:start;vertical-align:top;}
.spec-table tr:last-child th,.spec-table tr:last-child td{border-bottom:0;}
.spec-table th{width:42%;font-weight:600;color:var(--steel);background:#fff;}
.spec-table tr:nth-child(even) th,.spec-table tr:nth-child(even) td{background:#FDFBF7;}
.dl-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px;}

/* tabs */
.tabs{margin-top:clamp(36px,5vw,60px);}
.tab-nav{display:flex;gap:4px;flex-wrap:wrap;border-bottom:1px solid var(--line);margin-bottom:24px;}
.tab-nav button{
  padding:12px 18px;font-weight:650;font-size:.94rem;color:var(--muted);border-bottom:2px solid transparent;transition:var(--t);
}
.tab-nav button.active{color:var(--primary);border-color:var(--accent);}
.tab-panel{display:none;animation:fade .35s ease;}
.tab-panel.active{display:block;}
@keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}

/* accordion FAQ */
.acc{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;}
.acc-item+.acc-item{border-top:1px solid var(--line-soft);}
.acc-btn{width:100%;text-align:start;padding:16px 20px;display:flex;gap:14px;justify-content:space-between;align-items:center;font-weight:650;font-size:.96rem;transition:var(--t);}
.acc-btn:hover{background:var(--surface);}
.acc-btn .plus{flex:none;width:22px;height:22px;position:relative;}
.acc-btn .plus::before,.acc-btn .plus::after{content:"";position:absolute;background:var(--primary);border-radius:2px;transition:var(--t);}
.acc-btn .plus::before{inset:10px 0 auto 0;height:2px;}
.acc-btn .plus::after{inset:0 auto 0 10px;width:2px;}
.acc-item.open .acc-btn .plus::after{opacity:0;}
.acc-body{display:none;padding:0 20px 18px;color:var(--muted);font-size:.93rem;}
.acc-item.open .acc-body{display:block;}

/* ---------- 20. Forms ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:clamp(22px,3.4vw,36px);box-shadow:var(--shadow);}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;}
.field{display:flex;flex-direction:column;gap:7px;}
.field.full{grid-column:1/-1;}
.field label{font-size:.85rem;font-weight:650;color:var(--ink);}
.field label .req{color:var(--accent);}
.field input,.field select,.field textarea{
  padding:12px 14px;border:1px solid var(--line);border-radius:9px;background:#fff;font-size:.93rem;transition:var(--t);width:100%;
}
.field textarea{min-height:118px;resize:vertical;}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(110,67,38,.1);outline:none;}
.field .hint{font-size:.76rem;color:var(--muted);}
.field.err input,.field.err select,.field.err textarea{border-color:#d13b3b;}
.field .msg{font-size:.76rem;color:#d13b3b;}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chip{position:relative;}
.chip input{position:absolute;opacity:0;inset:0;cursor:pointer;}
.chip span{
  display:inline-block;padding:8px 14px;border:1px solid var(--line);border-radius:99px;font-size:.84rem;
  font-weight:600;color:var(--steel);background:#fff;transition:var(--t);cursor:pointer;
}
.chip input:checked+span{background:var(--primary);border-color:var(--primary);color:#fff;}
.form-note{font-size:.8rem;color:var(--muted);margin-top:14px;}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.83rem;color:var(--muted);}
.consent input{margin-top:3px;accent-color:var(--accent);}
.alert{padding:13px 16px;border-radius:10px;font-size:.9rem;margin-bottom:18px;display:flex;gap:10px;align-items:flex-start;}
.alert--ok{background:rgba(46,139,87,.1);color:#1f6b41;border:1px solid rgba(46,139,87,.25);}
.alert--err{background:rgba(209,59,59,.08);color:#a62b2b;border:1px solid rgba(209,59,59,.24);}

/* contact info cards */
.ci-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;}
.ci{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px;transition:var(--t);}
.ci:hover{border-color:var(--primary);box-shadow:var(--shadow-sm);}
.ci .ico{width:44px;height:44px;border-radius:11px;background:var(--surface-2);display:grid;place-items:center;margin-bottom:14px;}
.ci .ico svg{width:21px;height:21px;fill:var(--primary);}
.ci h4{margin-bottom:4px;}
.ci p,.ci a{font-size:.89rem;color:var(--muted);display:block;}
.ci a:hover{color:var(--accent);}

/* ---------- 21. Blog ---------- */
.post-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px;}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:var(--t);display:flex;flex-direction:column;}
.post:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.post-media{aspect-ratio:16/9;background:linear-gradient(140deg,var(--surface-2),var(--surface));display:grid;place-items:center;padding:24px;}
.post-media img{max-height:100%;opacity:.9;}
.post-body{padding:22px;flex:1;display:flex;flex-direction:column;}
.post-meta{font-size:.78rem;color:var(--muted);display:flex;gap:12px;margin-bottom:10px;}
.post h3{font-size:1.06rem;}
.post p{font-size:.9rem;color:var(--muted);flex:1;}
.article{max-width:820px;margin-inline:auto;}
.article h2{margin-top:1.6em;}
.article h3{margin-top:1.3em;}
.article ul.dotlist li{padding:6px 0 6px 22px;position:relative;color:var(--muted);}
.article ul.dotlist li::before{content:"";position:absolute;inset-inline-start:2px;top:15px;width:7px;height:7px;border-radius:50%;background:var(--accent);}
.article figure{margin:26px 0;}
.article figcaption{font-size:.8rem;color:var(--muted);text-align:center;margin-top:8px;}

/* ---------- 22. Admin ---------- */
.admin-shell{display:grid;grid-template-columns:250px 1fr;min-height:100vh;background:var(--surface);}
.admin-side{background:var(--primary-900);color:#E9DFCE;padding:20px 16px;position:sticky;top:0;height:100vh;overflow:auto;}
.admin-side .logo-text strong{color:#fff;}
.admin-side .logo-text span{color:#B5A087;}
.admin-nav{margin-top:26px;display:flex;flex-direction:column;gap:4px;}
.admin-nav button{
  display:flex;gap:11px;align-items:center;padding:11px 13px;border-radius:9px;color:#E9DFCE;
  font-size:.9rem;font-weight:600;text-align:start;transition:var(--t);width:100%;
}
.admin-nav button:hover{background:rgba(255,255,255,.08);color:#fff;}
.admin-nav button.active{background:var(--accent);color:#fff;}
.admin-nav svg{width:18px;height:18px;fill:currentColor;flex:none;}
.admin-main{padding:26px clamp(18px,3vw,34px);}
.admin-top{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;margin-bottom:22px;}
.admin-top h1{font-size:1.4rem;}
.panel{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;margin-bottom:20px;}
.panel-head{padding:16px 20px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:14px;flex-wrap:wrap;}
.panel-head h2{font-size:1.02rem;margin:0;}
.panel-body{padding:20px;}
.kpis{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:22px;}
.kpi{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px;}
.kpi small{color:var(--muted);font-size:.82rem;display:block;}
.kpi b{font-size:1.7rem;color:var(--primary);display:block;margin-top:4px;line-height:1.1;}
.admin-table{width:100%;font-size:.87rem;}
.admin-table th{text-align:start;padding:11px 14px;background:var(--surface);color:var(--steel);font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;border-bottom:1px solid var(--line);}
.admin-table td{padding:11px 14px;border-bottom:1px solid var(--line-soft);vertical-align:middle;}
.admin-table tr:last-child td{border-bottom:0;}
.admin-table .mini-img{width:44px;height:44px;object-fit:contain;background:var(--surface);border:1px solid var(--line-soft);border-radius:7px;padding:3px;}
.badge-status{display:inline-block;padding:3px 9px;border-radius:99px;font-size:.72rem;font-weight:700;text-transform:capitalize;}
.badge-status.new{background:rgba(232,102,28,.12);color:#b8500f;}
.badge-status.read{background:var(--surface-2);color:var(--steel);}
.badge-status.closed{background:rgba(46,139,87,.12);color:#1f6b41;}
.icon-btn{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;transition:var(--t);}
.icon-btn:hover{background:var(--surface-2);border-color:var(--steel);}
.icon-btn svg{width:15px;height:15px;fill:var(--steel);}
.icon-btn.danger:hover{background:#fdeaea;border-color:#e79b9b;}
.icon-btn.danger:hover svg{fill:#c23b3b;}
.login-wrap{min-height:100vh;display:grid;place-items:center;padding:20px;background:linear-gradient(135deg,var(--primary-900),var(--primary));}
.login-card{background:#fff;border-radius:18px;padding:34px;width:min(100%,420px);box-shadow:var(--shadow-lg);}
.modal{position:fixed;inset:0;background:rgba(7,34,60,.5);display:none;place-items:center;padding:20px;z-index:200;}
.modal.open{display:grid;}
.modal-card{background:#fff;border-radius:16px;width:min(100%,720px);max-height:88vh;overflow:auto;box-shadow:var(--shadow-lg);}
.modal-head{padding:18px 22px;border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;}
.modal-body{padding:22px;}
.toast{
  position:fixed;bottom:24px;inset-inline-start:50%;transform:translate(-50%,20px);background:var(--primary-900);color:#fff;
  padding:12px 20px;border-radius:10px;box-shadow:var(--shadow-lg);opacity:0;transition:var(--t);z-index:300;font-size:.9rem;pointer-events:none;
}
html[dir="rtl"] .toast{transform:translate(50%,20px);}
.toast.show{opacity:1;transform:translate(-50%,0);}
html[dir="rtl"] .toast.show{transform:translate(50%,0);}

/* ---------- 23. Footer ---------- */
.footer{background:var(--primary-900);color:#CCBAA1;padding:clamp(44px,6vw,72px) 0 0;font-size:.9rem;}
.footer h4{color:#fff;font-size:.95rem;margin-bottom:16px;letter-spacing:.02em;}
.footer p,.footer li{color:#CCBAA1;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:clamp(22px,4vw,48px);}
.footer a:hover{color:#fff;}
.footer ul li{padding:5px 0;}
.footer .logo-text strong{color:#fff;}
.footer .logo-text span{color:#9E8668;}
.foot-contact li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;}
.foot-contact svg{width:16px;height:16px;fill:#ffb27a;margin-top:4px;flex:none;}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding:20px 0;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.82rem;color:#B5A087;}
.foot-bottom a:hover{color:#fff;}
.newsletter{display:flex;gap:8px;margin-top:14px;}
.newsletter input{flex:1;padding:10px 13px;border-radius:8px;border:1px solid rgba(255,255,255,.2);background:rgba(255,255,255,.07);color:#fff;font-size:.88rem;}
.newsletter input::placeholder{color:#9E8668;}
.newsletter input:focus{outline:none;border-color:var(--accent);}

/* floating quick-contact (mobile / desktop) */
.quick{position:fixed;inset-inline-end:18px;bottom:18px;z-index:100;display:flex;flex-direction:column;gap:10px;}
.quick a{
  width:48px;height:48px;border-radius:50%;display:grid;place-items:center;box-shadow:var(--shadow-lg);transition:var(--t);
}
.quick a:hover{transform:translateY(-3px) scale(1.05);}
.quick svg{width:22px;height:22px;fill:#fff;}
.quick .wa{background:#25d366;}
.quick .mail{background:var(--primary);}
.quick .top{background:var(--ink);}

/* multi-language static blocks (product intro, article body …)
   English is visible by default so crawlers read full copy without JS */
[data-lang]{display:none;}
html[lang="en"] [data-lang="en"],html[lang="zh"] [data-lang="zh"],html[lang="es"] [data-lang="es"],html[lang="ar"] [data-lang="ar"],html[lang="fr"] [data-lang="fr"],html[lang="pt"] [data-lang="pt"]{display:block;}
/* inline variants inside headings so text stays on one line */
h1 [data-lang],h2 [data-lang],h3 [data-lang]{display:none;}
html[lang="en"] h1 [data-lang="en"],html[lang="zh"] h1 [data-lang="zh"],html[lang="es"] h1 [data-lang="es"],html[lang="ar"] h1 [data-lang="ar"],html[lang="fr"] h1 [data-lang="fr"],html[lang="pt"] h1 [data-lang="pt"],
html[lang="en"] h2 [data-lang="en"],html[lang="zh"] h2 [data-lang="zh"],html[lang="es"] h2 [data-lang="es"],html[lang="ar"] h2 [data-lang="ar"],html[lang="fr"] h2 [data-lang="fr"],html[lang="pt"] h2 [data-lang="pt"],
html[lang="en"] h3 [data-lang="en"],html[lang="zh"] h3 [data-lang="zh"],html[lang="es"] h3 [data-lang="es"],html[lang="ar"] h3 [data-lang="ar"],html[lang="fr"] h3 [data-lang="fr"],html[lang="pt"] h3 [data-lang="pt"]{display:inline;}
.rfq-layout{display:grid;grid-template-columns:1.35fr .65fr;gap:clamp(24px,4vw,48px);align-items:start;}
@media (max-width:992px){.rfq-layout{grid-template-columns:1fr;}}

/* ---------- 24. Utilities & responsive ---------- */
.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;}
.seo-h2{font-size:clamp(1.2rem,2vw,1.6rem);}
.img-cover{width:100%;height:100%;object-fit:cover;}
.round{border-radius:var(--radius-lg);}
.shadow{box-shadow:var(--shadow);}

@media (max-width:1100px){
  .hero .wrap{grid-template-columns:1fr;}
  .hero-art{order:-1;max-width:520px;}
  .pd-grid{grid-template-columns:1fr;}
  .pd-gallery{position:static;}
  .factory-grid{grid-template-columns:1fr;}
  .cta-band{grid-template-columns:1fr;}
  .cta-band .btn-row{justify-content:flex-start;}
  .process{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:992px){
  .menu{display:none;}
  .nav-toggle{display:grid;place-items:center;margin-inline-start:auto;}
  .list-hide-md{display:none;}
  .cols-4{grid-template-columns:repeat(2,1fr);}
  .cols-3{grid-template-columns:repeat(2,1fr);}
  .quotes{grid-template-columns:1fr;}
  .plist{grid-template-columns:1fr;}
  .filters{position:static;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  .admin-shell{grid-template-columns:1fr;}
  .admin-side{position:static;height:auto;}
  .admin-nav{flex-direction:row;flex-wrap:wrap;}
}
@media (max-width:768px){
  .topbar{display:none;}
  .stats .wrap{grid-template-columns:repeat(2,1fr);}
  .cols-2,.cols-3,.cols-4{grid-template-columns:1fr;}
  .form-grid{grid-template-columns:1fr;}
  .factory-stats{grid-template-columns:1fr 1fr;}
  .process{grid-template-columns:repeat(2,1fr);}
  .results{grid-template-columns:repeat(auto-fill,minmax(230px,1fr));}
  .quick a{width:44px;height:44px;}
  .crumbs{font-size:.8rem;}
  .spec-table th{width:46%;}
}
@media (max-width:520px){
  body{font-size:15px;}
  .wrap{width:calc(100% - 28px);}
  .stats .wrap{grid-template-columns:1fr 1fr;}
  .results{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr;}
  .foot-bottom{flex-direction:column;}
  .hero-art{padding:14px;}
  .quick{inset-inline-end:12px;bottom:12px;}
  .pd-thumbs button{width:54px;height:54px;}
}
@media print{.nav,.topbar,.quick,.footer,.cta-band{display:none !important;}}
@media (prefers-reduced-motion:reduce){*{animation:none !important;transition:none !important;scroll-behavior:auto !important;}}