/* BEICHEN LIGHT — design system (zero dependencies) */
:root{
  --ink:#241a0e;
  --ink-soft:#6f6250;
  --accent:#c8862a;
  --accent-dark:#9a6514;
  --bg:#fffdf9;
  --bg-soft:#f7f1e7;
  --bg-dark:#1d1409;
  --line:#eae1d2;
  --radius:14px;
  --container:1180px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;font-size:16px;
}
img{max-width:100%;display:block;height:auto}
a{color:inherit}
h1,h2{font-family:Georgia,"Times New Roman","Songti SC",serif;font-weight:700}
.container{max-width:var(--container);margin:0 auto;padding:0 24px}

/* ---------- header ---------- */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,253,249,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;letter-spacing:.04em;font-size:19px;color:var(--ink)}
.logo-mark{width:26px;height:26px}
.main-nav{display:flex;align-items:center;gap:28px}
.main-nav a{font-size:15px;text-decoration:none;color:var(--ink-soft);font-weight:500}
.main-nav a:hover{color:var(--ink)}
.main-nav a.nav-cta{background:var(--accent);color:#fff;padding:9px 18px;border-radius:8px;font-weight:600}
.main-nav a.nav-cta:hover{background:var(--accent-dark)}
@media(max-width:840px){.main-nav{gap:16px}}

/* ---------- buttons ---------- */
.btn{display:inline-block;padding:14px 28px;border-radius:10px;font-weight:600;text-decoration:none;font-size:16px;letter-spacing:.01em;transition:.15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff}
.btn-ghost:hover{border-color:#fff}
.btn-outline{border:1.5px solid var(--accent);color:var(--accent-dark)}
.btn-outline:hover{background:#f8f0df}

/* ---------- hero ---------- */
.hero{background:radial-gradient(110% 85% at 70% 28%,#fbf3e1 0%,rgba(251,243,225,0) 52%),linear-gradient(180deg,#f8f4ea 0%,#fffdf7 16%,#fffdf7 84%,#f4eee0 100%);color:var(--ink);overflow:hidden}
.hero-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:center;padding:72px 24px 80px}
.hero-kicker{display:inline-flex;align-items:center;gap:8px;background:rgba(217,142,43,.14);border:1px solid rgba(176,111,21,.4);color:var(--accent-dark);font-size:12.5px;font-weight:700;padding:7px 15px;border-radius:999px;margin-bottom:24px;letter-spacing:.12em;text-transform:uppercase}
.hero h1{font-size:clamp(32px,4.2vw,48px);line-height:1.14;font-weight:700;letter-spacing:-.005em;margin-bottom:20px;text-wrap:balance}
.hero h1 em{font-style:normal;color:var(--accent-dark)}
.hero p.lede{font-size:18px;line-height:1.65;color:var(--ink-soft);max-width:520px;margin-bottom:32px}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero .btn-ghost{border-color:rgba(36,26,14,.4);color:var(--ink)}
.hero .btn-ghost:hover{border-color:var(--ink);background:rgba(255,255,255,.35)}
.hero-proof{display:flex;gap:30px;flex-wrap:wrap;border-top:1px solid rgba(36,26,14,.16);padding-top:22px}
.hero-proof div{font-size:14px;color:var(--ink-soft)}
.hero-proof strong{display:block;font-size:21px;color:var(--ink);font-weight:700;font-family:Georgia,"Times New Roman","Songti SC",serif}
.hero-media{position:relative}
.hero-media img{aspect-ratio:1;object-fit:cover;mix-blend-mode:multiply;-webkit-mask-image:linear-gradient(90deg,transparent 0,#000 4%,#000 96%,transparent 100%),linear-gradient(180deg,transparent 0,#000 4%,#000 96%,transparent 100%);-webkit-mask-composite:source-in;mask-image:linear-gradient(90deg,transparent 0,#000 4%,#000 96%,transparent 100%),linear-gradient(180deg,transparent 0,#000 4%,#000 96%,transparent 100%);mask-composite:intersect}
.hero-badge{position:absolute;bottom:16px;left:16px;background:rgba(255,255,255,.92);color:var(--ink);border-radius:12px;padding:12px 18px;font-size:13.5px;font-weight:600;box-shadow:0 10px 26px rgba(36,26,14,.14);border:1px solid var(--line)}
.hero-badge span{color:var(--accent-dark)}
@media(max-width:900px){.hero-inner{grid-template-columns:1fr;padding:48px 24px 60px}.hero-media{order:-1;max-width:560px}}
/* hero scene variant — full-bleed photo background */
.hero-scene{background:linear-gradient(90deg,rgba(26,17,8,.88) 0%,rgba(26,17,8,.6) 40%,rgba(26,17,8,.12) 76%,rgba(26,17,8,.25) 100%),url(/assets/img/hero-arch-scene.webp) center 55%/cover no-repeat;color:#fff}
.hero-scene .hero-inner{grid-template-columns:1fr;padding:104px 24px 112px}
.hero-scene .hero-inner > div{max-width:680px}
.hero-scene .hero-kicker{background:rgba(247,185,68,.14);border-color:rgba(247,185,68,.45);color:#f5c26b}
.hero-scene h1{font-size:clamp(34px,4.6vw,54px);text-shadow:0 2px 20px rgba(0,0,0,.5)}
.hero-scene h1 em{color:#f5c26b}
.hero-scene p.lede{color:#e4dac7;text-shadow:0 1px 10px rgba(0,0,0,.4)}
.hero-scene .btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.hero-scene .btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.1)}
.hero-scene .hero-proof{border-top-color:rgba(255,255,255,.28)}
.hero-scene .hero-proof div{color:#e4dac7}
.hero-scene .hero-proof strong{color:#fff}
@media(max-width:900px){.hero-scene{background:linear-gradient(180deg,rgba(26,17,8,.35) 0%,rgba(26,17,8,.55) 55%,rgba(26,17,8,.8) 100%),url(/assets/img/hero-arch-scene.webp) center 58%/cover no-repeat}.hero-scene .hero-inner{padding:72px 24px 80px}}

/* ---------- trust bar ---------- */
.trustbar{background:var(--bg-dark)}
.trustbar-inner{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:28px 0}
.trustbar div{display:flex;align-items:center;gap:12px;font-size:14.5px;font-weight:600;color:#ead9bd;min-width:0;flex-wrap:wrap}
.trustbar svg{flex:none}
@media(max-width:840px){.trustbar-inner{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* ---------- sections ---------- */
.section{padding:84px 0}
.section.alt{background:var(--bg-soft)}
.section-head{max-width:680px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.eyebrow{color:var(--accent-dark);font-size:12.5px;font-weight:700;text-transform:uppercase;letter-spacing:.16em;margin-bottom:12px}
.section h2{font-size:clamp(27px,3.1vw,36px);line-height:1.2;font-weight:700;letter-spacing:-.005em;margin-bottom:14px}
.section .sub{color:var(--ink-soft);font-size:16.5px}

/* product cards */
.product-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;align-items:stretch}
.product-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;display:flex;flex-direction:column;transition:.18s}
.product-card:hover{transform:translateY(-4px);box-shadow:0 16px 34px rgba(36,26,14,.12);border-color:#ddd2bd}
.product-card.featured{grid-column:span 2;flex-direction:row}
.product-card.featured .pc-img{width:52%}
.product-card .pc-img{aspect-ratio:1;object-fit:cover;width:100%;background:var(--bg-soft)}
.product-card.featured .pc-img{aspect-ratio:auto;height:100%}
.pc-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.pc-tag{font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent-dark)}
.pc-body h3{font-size:18px;line-height:1.3;min-height:2.6em}
.product-card.featured .pc-body h3{font-size:23px}
.pc-body p{font-size:14.5px;color:var(--ink-soft);flex:1}
.pc-link{color:var(--accent-dark);font-weight:600;font-size:14.5px;margin-top:auto}
@media(max-width:960px){.product-grid{grid-template-columns:repeat(2,1fr)}.product-card.featured{grid-column:span 2;flex-direction:column}.product-card.featured .pc-img{width:100%;aspect-ratio:1}}
@media(max-width:560px){.product-grid{grid-template-columns:1fr}.product-card.featured{grid-column:span 1}}

/* feature blocks */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.section:not(.alt) .feature{background:var(--bg-soft);border-color:transparent}
.feature h3{font-size:18px;margin:14px 0 8px}
.feature p{font-size:14.5px;color:var(--ink-soft)}
.feature .f-icon{width:44px;height:44px;border-radius:11px;background:#f7ead2;display:flex;align-items:center;justify-content:center}
@media(max-width:840px){.feature-grid{grid-template-columns:1fr}}

/* split (image + text) */
.split{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center}
.split.wide-media{grid-template-columns:1fr 1.35fr}
.split.wide-media .split-media img{aspect-ratio:4/3;object-fit:cover;width:100%}
.split img{border-radius:16px;box-shadow:0 18px 40px rgba(36,26,14,.16)}
.split.rev .split-media{order:2}
.split ul.checks{list-style:none;margin-top:20px;display:grid;gap:14px}
.split ul.checks li{display:flex;gap:11px;font-size:15.5px;align-items:flex-start}
.split ul.checks svg{flex:none;margin-top:4px}
.split ul.checks .ck{display:flex;flex-direction:column;gap:2px;min-width:0}
.split ul.checks .ck span{color:var(--ink-soft);font-size:14.5px;line-height:1.55}

/* two-forms variant grid (S1) */
.variant-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.variant-grid figure{margin:0;background:var(--bg-soft);border:1px solid var(--line);border-radius:16px;overflow:hidden}
.variant-grid img{aspect-ratio:1/1;object-fit:cover;width:100%}
.variant-grid figcaption{display:flex;flex-direction:column;gap:4px;padding:16px 18px 18px}
.variant-grid b{font-size:16.5px}
.variant-grid span{font-size:14.5px;color:var(--ink-soft);line-height:1.55}
@media(max-width:720px){.variant-grid{grid-template-columns:1fr}}
@media(max-width:880px){.split,.split.wide-media{grid-template-columns:1fr}.split.rev .split-media{order:0}}

/* oem band */
.oem-band{background:var(--bg-dark);color:#fff;border-radius:20px;padding:52px;display:grid;grid-template-columns:1.2fr .8fr;gap:44px;align-items:center}
.oem-band h2{color:#fff}
.oem-band p{color:#d5c8b2}
.oem-steps{display:grid;gap:14px}
.oem-step{display:flex;gap:14px;align-items:flex-start;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:12px;padding:14px 18px}
.oem-step b{color:#f2c078;font-size:14px;white-space:nowrap}
.oem-step span{font-size:14.5px;color:#c9bca4}
@media(max-width:880px){.oem-band{grid-template-columns:1fr;padding:34px}}

/* factory gallery */
.factory-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.factory-grid img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%}
@media(max-width:720px){.factory-grid{grid-template-columns:repeat(2,1fr)}}

/* real-scene & company galleries */
.scene-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.scene-grid figure{margin:0;display:flex;flex-direction:column;gap:10px;min-width:0}
.scene-grid img{border-radius:12px;aspect-ratio:1;object-fit:cover;width:100%}
.scene-grid figcaption{font-size:13px;line-height:1.45;color:var(--ink-soft)}
.company-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.company-grid figure{margin:0;display:flex;flex-direction:column;gap:10px;min-width:0}
.company-grid img{border-radius:12px;aspect-ratio:4/3;object-fit:cover;width:100%}
.company-grid figcaption{font-size:13.5px;line-height:1.5;color:var(--ink-soft)}
@media(max-width:900px){.scene-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.company-grid{grid-template-columns:1fr}}

/* FAQ */
.faq{max-width:820px;margin:0 auto}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0 22px;margin-bottom:12px}
.section.alt .faq details{background:#fff}
.faq summary{cursor:pointer;font-weight:600;font-size:16.5px;padding:18px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--accent-dark);font-weight:400;transition:.2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 18px;color:var(--ink-soft);font-size:15.5px}

/* CTA band */
.cta-band{background:linear-gradient(120deg,#241a0e,#3b2a13);border-radius:20px;color:#fff;text-align:center;padding:56px 40px}
.cta-band h2{color:#fff;margin-bottom:10px}
.cta-band p{color:#d5c8b2;margin-bottom:26px}

/* footer */
.site-footer{background:#150d05;color:#a3947d;padding:56px 0 30px;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding-bottom:36px;border-bottom:1px solid rgba(255,255,255,.08)}
.site-footer h4{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}
.site-footer a{color:#a3947d;text-decoration:none;display:block;margin-bottom:10px;font-size:14.5px}
.site-footer a:hover{color:#fff}
.footer-note{padding-top:22px;font-size:13px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}
.footer-logo{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:18px;margin-bottom:14px}
@media(max-width:760px){.footer-grid{grid-template-columns:1fr}}

/* ---------- product detail page ---------- */
.breadcrumb{font-size:13.5px;color:var(--ink-soft);padding:18px 0 0}
.breadcrumb a{color:var(--ink-soft);text-decoration:none}
.breadcrumb a:hover{color:var(--ink)}
.pd-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;padding:30px 0 10px;align-items:start}
.pd-gallery .pd-main{border-radius:16px;overflow:hidden;border:1px solid var(--line);aspect-ratio:1;background:var(--bg-soft)}
.pd-gallery .pd-main img{width:100%;height:100%;object-fit:cover}
.pd-thumbs{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin-top:12px}
.pd-thumbs img{border-radius:9px;border:2px solid transparent;aspect-ratio:1;object-fit:cover;cursor:pointer;transition:.15s}
.pd-thumbs img:hover{border-color:var(--accent)}
.pd-thumbs img.active{border-color:var(--accent)}
.pd-info h1{font-size:clamp(26px,3.2vw,36px);line-height:1.18;font-weight:700;margin:8px 0 12px}
.pd-sub{color:var(--ink-soft);font-size:16px;margin-bottom:22px}
.pd-points{display:grid;gap:10px;margin-bottom:26px}
.pd-points div{display:flex;gap:10px;font-size:15.5px;align-items:flex-start}
.pd-points svg{flex:none;margin-top:4px}
.pd-ctas{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:14px}
.pd-note{font-size:13.5px;color:var(--ink-soft)}
.spec-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden}
.spec-table-wrap{max-width:820px}
.spec-table td{padding:13px 18px;border-bottom:1px solid var(--line);font-size:15px;vertical-align:top}
.spec-table tr:last-child td{border-bottom:0}
.spec-table td:first-child{font-weight:600;width:38%;background:var(--bg-soft)}
.spec-wrap{max-width:820px}
.size-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:22px 0 8px;max-width:820px}
.size-card{border:1px solid var(--line);border-radius:12px;padding:18px;background:#fff;text-align:center}
.size-card b{font-size:22px;display:block}
.size-card span{font-size:13.5px;color:var(--ink-soft)}
@media(max-width:880px){.pd-layout{grid-template-columns:1fr}.size-cards{grid-template-columns:1fr}}

/* misc */
.page-hero{background:var(--bg-dark);color:#fff;padding:58px 0;margin-bottom:0}
.page-hero h1{font-size:clamp(28px,3.4vw,38px);font-weight:700}
.page-hero p{color:#d5c8b2;max-width:640px;margin-top:10px}
.ph-img{width:100%;height:100%;object-fit:cover}

/* ---------- inquiry form ---------- */
.inquiry-form{max-width:640px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.inquiry-form label{display:block;font-size:14.5px;font-weight:600;margin-bottom:16px}
.inquiry-form input,.inquiry-form select{
  display:block;width:100%;margin-top:7px;padding:12px 13px;
  border:1px solid var(--line);border-radius:10px;font:inherit;font-weight:400;
  color:var(--ink);background:#fff
}
.inquiry-form input:focus,.inquiry-form select:focus,.inquiry-form textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(217,142,43,.14)
}
.inquiry-form input.invalid,.inquiry-form textarea.invalid{border-color:#c0392b;box-shadow:0 0 0 3px rgba(192,57,43,.1)}
.req{color:#c0392b}
.form-note{font-size:13.5px;color:var(--ink-soft);margin-top:12px}
.form-note.error{color:#c0392b;font-weight:600}
.form-note.ok{color:#1e7a45;font-weight:600}
.contact-aside{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:30px}
.contact-aside h3{font-size:16px;margin:0 0 8px}
.contact-aside p{font-size:15px;color:var(--ink-soft)}
.inquiry-form textarea{
  display:block;width:100%;margin-top:7px;padding:12px 13px;
  border:1px solid var(--line);border-radius:10px;font:inherit;font-weight:400;
  color:var(--ink);background:#fff;resize:vertical;min-height:120px
}
.inquiry-form .form-row-3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:760px){.inquiry-form .form-row-3{grid-template-columns:1fr}}
@media(max-width:640px){.form-row{grid-template-columns:1fr}}

/* ---------- WhatsApp CTA ---------- */
.btn-wa{background:#25d366;color:#06301a}
.btn-wa:hover{background:#1eb556}
.btn-wa svg{vertical-align:-3px;margin-right:7px}
.nav-wa{display:inline-flex;align-items:center;gap:7px;font-size:15px;text-decoration:none;color:#1e7a45;font-weight:600}
.nav-wa:hover{color:#145c33}
.nav-wa svg{flex:none}
@media(max-width:840px){.nav-wa{display:none}}

/* mobile floating WhatsApp */
.wa-float{
  position:fixed;right:16px;bottom:16px;z-index:80;
  width:56px;height:56px;border-radius:50%;background:#25d366;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 8px 22px rgba(0,0,0,.28);text-decoration:none
}
.wa-float:hover{background:#1eb556}
@media(min-width:900px){.wa-float{display:none}}

/* ---------- advantage grid (homepage SOP §4.2) ---------- */
.adv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.adv{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;display:flex;gap:14px;align-items:flex-start}
.adv .a-ico{width:40px;height:40px;border-radius:10px;background:#f7ead2;display:flex;align-items:center;justify-content:center;flex:none}
.adv h3{font-size:15.5px;margin-bottom:5px}
.adv p{font-size:14px;color:var(--ink-soft)}
@media(max-width:900px){.adv-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.adv-grid{grid-template-columns:1fr}}

/* ---------- featured product band (homepage SOP §4.3) ---------- */
.feat-product{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;background:var(--bg-dark);border-radius:20px;padding:48px;color:#fff}
.feat-product h2{color:#fff}
.feat-product p{color:#d5c8b2}
.feat-product img{border-radius:16px;width:100%;aspect-ratio:4/3;object-fit:cover}
.feat-specs{display:grid;grid-template-columns:1fr 1fr;gap:10px 22px;margin:22px 0 26px}
.feat-specs div{font-size:14.5px;color:#c9bca4;display:flex;gap:9px;align-items:flex-start}
.feat-specs svg{flex:none;margin-top:4px}
@media(max-width:880px){.feat-product{grid-template-columns:1fr;padding:32px}.feat-specs{grid-template-columns:1fr}}

/* ---------- why-us grid (homepage SOP §4.6) ---------- */
.why-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.section.alt .why{background:#fff}
.why h3{font-size:16.5px;margin:12px 0 7px}
.why p{font-size:14.5px;color:var(--ink-soft)}
.why .w-ico{width:42px;height:42px;border-radius:11px;background:#f7ead2;display:flex;align-items:center;justify-content:center}
@media(max-width:900px){.why-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.why-grid{grid-template-columns:1fr}}

/* ---------- accessibility ---------- */
.skip-link{position:absolute;left:-9999px;top:0;background:#fff;color:var(--ink);padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px}

/* ---------- mobile navigation ---------- */
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);border-radius:9px;
  padding:8px 10px;cursor:pointer;align-items:center;justify-content:center
}
@media(max-width:840px){
  .header-inner{position:relative}
  .nav-toggle{display:flex}
  .main-nav{
    display:none;position:absolute;top:66px;left:0;right:0;
    background:#fff;flex-direction:column;align-items:stretch;gap:0;
    padding:10px 24px 20px;border-bottom:1px solid var(--line);
    box-shadow:0 16px 30px rgba(29,20,9,.14)
  }
  .main-nav.open{display:flex}
  .main-nav a{padding:13px 0;width:100%;font-size:16px;border-bottom:1px solid var(--line)}
  .main-nav a:last-child{border-bottom:0}
  .main-nav a.nav-cta{text-align:center;margin-top:14px;border-radius:9px}
  .main-nav a.nav-wa{display:inline-flex;color:#1e7a45}
}

/* ---------- language switcher (dropdown, EN default) ---------- */
.lang-dd{position:relative}
.lang-btn{display:inline-flex;align-items:center;gap:6px;font-size:13.5px;font-weight:600;color:var(--ink);background:transparent;border:1px solid var(--line);border-radius:6px;padding:6px 11px;cursor:pointer;font-family:inherit}
.lang-btn:hover{border-color:var(--ink-soft)}
.lang-btn .chev{transition:transform .15s}
.lang-dd.open .lang-btn .chev{transform:rotate(180deg)}
.lang-menu{position:absolute;top:calc(100% + 6px);right:0;min-width:150px;background:#fff;border:1px solid var(--line);border-radius:10px;box-shadow:0 14px 34px rgba(36,26,14,.14);padding:6px;display:none;z-index:60}
.lang-dd.open .lang-menu{display:block}
.lang-opt{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:9px 12px;border-radius:7px;font-size:14px;font-weight:600;color:var(--ink);text-decoration:none}
.lang-opt:hover{background:var(--bg-soft)}
.lang-opt.active{color:var(--accent-dark)}
.lang-opt.active::after{content:"✓";font-size:13px}
@media(max-width:840px){
  .main-nav .lang-dd{width:100%}
  .main-nav .lang-btn{display:none}
  .main-nav .lang-menu{display:flex;position:static;min-width:0;box-shadow:none;border:none;background:transparent;padding:0;gap:10px;margin-top:12px}
  .main-nav .lang-opt{border:1px solid var(--line);border-radius:8px;padding:9px 18px;justify-content:center;font-size:15px}
  .main-nav .lang-opt.active{border-color:var(--accent);background:#f8f0df}
}


/* ---------- photo placeholders (models awaiting confirmed photography) ---------- */
.pc-ph,.pd-ph{
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;
  background:linear-gradient(180deg,#f8f1e4 0%,#fbf6ec 100%);
  border:1px solid #eee4d2;
  color:var(--ink-soft);text-align:center;padding:24px;width:100%
}
.pc-ph{aspect-ratio:1}
.pd-ph{aspect-ratio:1;border-radius:16px;gap:12px}
.pc-ph svg,.pd-ph svg{opacity:.8}
.ph-title{font-weight:700;color:var(--ink);font-size:15px}
.ph-sub{font-size:12px;line-height:1.5;max-width:26em;color:#a3947d}
@media(max-width:960px){.pd-ph{aspect-ratio:auto;min-height:300px}}

/* ---------- related-products grid (3-up on desktop, responsive below) ---------- */
.product-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}
@media(max-width:960px){.product-grid.cols-3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:560px){.product-grid.cols-3{grid-template-columns:1fr}}