:root{--navy:#0d1b33;--navy2:#13264a;--gold:#c9a24b;--gold2:#e3c586;--ink:#22262b;--muted:#5c6577;--line:#e4e2dd;--bg:#faf9f7;--white:#fff;--teal:#0e7c7b}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Inter',-apple-system,'Segoe UI',Arial,sans-serif;font-size:16.5px;color:var(--ink);background:var(--bg);line-height:1.6}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
a{color:var(--navy2);text-decoration:none}
img{max-width:100%}
h1,h2,h3,h4{line-height:1.22;font-weight:600;font-family:'Archivo','Inter',sans-serif;letter-spacing:-.012em}
.site-header{background:var(--navy);position:sticky;top:0;z-index:50;box-shadow:0 2px 10px rgba(0,0,0,.18)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:28px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;flex-shrink:0}
.brand-logo{height:38px;width:auto;filter:brightness(0) invert(1)}
.brand-text{display:flex;flex-direction:column;line-height:1.15;border-left:1px solid rgba(255,255,255,.25);padding-left:14px}
.brand-text small{font-size:.72rem;font-weight:600;color:var(--gold2);letter-spacing:.16em;white-space:nowrap}
.main-nav{display:flex;gap:22px;margin-left:auto;flex-wrap:nowrap}
.main-nav a{color:#dfe5f0;font-weight:600;font-size:.93rem;padding:6px 0;border-bottom:2px solid transparent;white-space:nowrap}
.main-nav a:hover,.main-nav a.active{color:var(--gold2);border-bottom-color:var(--gold)}
.nav-t,.nav-burger{display:none}
.hero{background:linear-gradient(90deg,var(--navy) 0%,var(--navy) 30%,rgba(13,27,51,.9) 52%,rgba(13,27,51,.42) 100%),url('../img/hero-model.jpg') right center/cover no-repeat var(--navy);color:#fff;padding:80px 0 92px}
@media(max-width:820px){.hero{background:linear-gradient(180deg,rgba(13,27,51,.72) 0%,rgba(13,27,51,.9) 100%),url('../img/hero-model.jpg') center 28%/cover no-repeat var(--navy)}}
.hero .kicker{color:var(--gold2);font-weight:500;font-size:.95rem}
.hero h1{font-size:clamp(2rem,4.4vw,3.4rem);margin:14px 0 18px;max-width:820px}
.hero p.lead{font-size:1.13rem;color:#c9d4e8;max-width:640px;margin-bottom:34px}
.btn{display:inline-block;padding:13px 26px;border-radius:3px;font-weight:600;letter-spacing:.01em;transition:.15s}
.btn-gold{background:var(--gold);color:#221a05}
.btn-gold:hover{filter:brightness(1.07)}
.btn-ghost{border:2px solid rgba(255,255,255,.55);color:#fff;margin-left:14px}
.btn-ghost:hover{border-color:var(--gold2);color:var(--gold2)}
.hero-stats{display:flex;gap:44px;margin-top:52px;flex-wrap:wrap}
.hero-stats b{display:block;font-size:1.9rem;color:var(--gold2)}
.hero-stats span{font-size:.86rem;color:#b9c5dd}
section{padding:76px 0}
.sec-head{text-align:left;max-width:none;margin:0 auto 44px;border-bottom:1px solid var(--line);padding-bottom:18px}
.sec-head .kicker{color:var(--gold);font-size:.92rem;font-weight:600}
.sec-head h2{font-size:clamp(1.6rem,3vw,2.2rem);color:var(--navy);margin:8px 0 10px}
.sec-head p{color:#5a6579}
.cat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:20px}
.cat-card{background:var(--white);border:1px solid var(--line);border-radius:4px;padding:26px 24px;transition:.2s;display:block}
.cat-card:hover{border-color:var(--gold)}
.cat-card h3{color:var(--navy);font-size:1.05rem;margin-bottom:6px}
.cat-card p{font-size:.86rem;color:#68738a}
.cat-card .count{display:inline-block;margin-top:12px;background:var(--bg);border-radius:20px;padding:3px 12px;font-size:.78rem;color:var(--teal);font-weight:700}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:20px}
.pcard{background:var(--white);border:1px solid var(--line);border-radius:4px;overflow:hidden;transition:.2s;display:flex;flex-direction:column}
.pcard:hover{border-color:var(--gold)}
.pcard img{aspect-ratio:1;object-fit:contain;background:#fff;padding:14px}
.pcard-body{padding:16px 18px 18px}
.pcard-model{font-size:.75rem;font-weight:600;color:var(--teal);letter-spacing:.04em;font-family:ui-monospace,'SF Mono',Consolas,monospace}
.pcard h3{font-size:.98rem;color:var(--navy);margin:4px 0 8px}
.pcard-moq{font-size:.78rem;color:#8a93a6}
.belt{background:var(--navy);color:#fff;padding:54px 0;text-align:center}
.belt h2{font-size:1.7rem;margin-bottom:10px}
.belt p{color:#c9d4e8;margin-bottom:26px}
.why-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.why{background:var(--white);border:1px solid var(--line);border-radius:4px;padding:28px}
.why .ico{font-size:1.7rem}
.why h3{color:var(--navy);font-size:1.05rem;margin:10px 0 8px}
.why p{font-size:.9rem;color:#5a6579}
.page-hero{background:var(--navy);color:#fff;padding:56px 0}
.page-hero.factory{background:linear-gradient(90deg,rgba(13,27,51,.94) 0%,rgba(13,27,51,.88) 45%,rgba(13,27,51,.66) 100%),url('../img/factory-line.jpg') center 42%/cover no-repeat var(--navy)}
.page-hero.catalogue{background:linear-gradient(90deg,rgba(13,27,51,.96) 0%,rgba(13,27,51,.9) 42%,rgba(13,27,51,.55) 100%),url('../img/catalogue-lineup.jpg') right center/cover no-repeat var(--navy)}
.page-hero.workers{background:linear-gradient(90deg,rgba(13,27,51,.94) 0%,rgba(13,27,51,.86) 45%,rgba(13,27,51,.58) 100%),url('../img/workers-line.jpg') center 38%/cover no-repeat var(--navy)}
.page-hero.contacthero{background:linear-gradient(90deg,rgba(13,27,51,.95) 0%,rgba(13,27,51,.88) 45%,rgba(13,27,51,.55) 100%),url('../img/contact-handshake.jpg') center 35%/cover no-repeat var(--navy)}
.page-hero.faqhero{background:linear-gradient(90deg,rgba(13,27,51,.95) 0%,rgba(13,27,51,.88) 45%,rgba(13,27,51,.55) 100%),url('../img/faq-cartons.jpg') center 45%/cover no-repeat var(--navy)}
.page-hero.guideshero{background:linear-gradient(90deg,rgba(13,27,51,.96) 0%,rgba(13,27,51,.9) 42%,rgba(13,27,51,.55) 100%),url('../img/guides-desk.jpg') right center/cover no-repeat var(--navy)}
.page-hero h1{font-size:clamp(1.7rem,3.4vw,2.5rem)}
.page-hero p{color:#c9d4e8;margin-top:10px;max-width:720px}
.crumbs{font-size:.82rem;color:#93a0b8;padding:14px 0}
.crumbs a{color:#93a0b8}
.crumbs a:hover{color:var(--gold)}
.pd-grid{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:start;padding:44px 0 60px}
.pd-img{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:26px;text-align:center}
.pd-img img{max-height:620px;object-fit:contain;cursor:zoom-in}
.pd-gallery{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:18px}
.pd-main{display:flex;align-items:center;justify-content:center;min-height:520px;cursor:zoom-in}
.pd-main img{max-height:680px;max-width:100%;object-fit:contain}
.pd-main video{max-width:100%;border-radius:8px;cursor:default}
.pd-thumbs{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.pd-thumb{width:72px;height:72px;padding:0;border:2px solid var(--line);border-radius:4px;overflow:hidden;cursor:pointer;background:#fff;position:relative}
.pd-thumb img{width:100%;height:100%;object-fit:cover;display:block}
.pd-thumb.active{border-color:var(--gold)}
.pd-thumb .pd-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:1.2rem;color:#fff;background:rgba(13,27,51,.45);pointer-events:none}
/* lightbox 全屏看大图 */
.lightbox{display:none;position:fixed;inset:0;z-index:9999;background:rgba(10,18,34,.92);align-items:center;justify-content:center}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:88vh;object-fit:contain;border-radius:6px;box-shadow:0 8px 40px rgba(0,0,0,.5)}
.lightbox button{position:absolute;background:rgba(255,255,255,.12);border:none;color:#fff;font-size:1.6rem;width:48px;height:48px;border-radius:50%;cursor:pointer;line-height:1}
.lightbox button:hover{background:rgba(255,255,255,.28)}
.lb-close{top:18px;right:18px}
.lb-prev{left:18px;top:50%;transform:translateY(-50%)}
.lb-next{right:18px;top:50%;transform:translateY(-50%)}
@media(max-width:640px){.pd-main{min-height:300px}.pd-main img{max-height:420px}.lightbox button{width:40px;height:40px;font-size:1.3rem}}
.pd-info .model-tag{display:inline-block;background:#eef3f2;color:var(--teal);font-weight:600;padding:4px 12px;border-radius:3px;font-size:.85rem;letter-spacing:.03em;font-family:ui-monospace,'SF Mono',Consolas,monospace}
.pd-info h1{color:var(--navy);font-size:clamp(1.5rem,2.6vw,2.1rem);margin:12px 0 16px}
.pd-feats{list-style:none;margin:6px 0 22px}
.pd-feats li{padding:7px 0 7px 26px;position:relative;color:#3d4a5f;font-size:.95rem}
.pd-feats li::before{content:"✓";position:absolute;left:0;color:var(--teal);font-weight:800}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin:22px 0 6px}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy2)}
.btn-wa{background:linear-gradient(135deg,#128c7e,#075e54);color:#fff;box-shadow:0 2px 6px rgba(7,94,84,.3)}
.btn-wa:hover{background:linear-gradient(135deg,#16a08f,#0a6f63);color:#fff}
.spec-card{background:var(--white);border:1px solid var(--line);border-radius:14px;overflow:hidden;margin:0 0 60px}
.spec-card h2{background:var(--navy);color:#fff;font-size:1rem;padding:12px 24px;font-weight:600}
.spec-table{width:100%;border-collapse:collapse}
.spec-table th,.spec-table td{padding:12px 24px;text-align:left;font-size:.94rem;border-bottom:1px solid var(--line)}
.spec-table th{width:220px;color:#68738a;font-weight:600;background:#fafbfd}
.spec-table tr:last-child td,.spec-table tr:last-child th{border-bottom:none}
.rel h2{color:var(--navy);margin-bottom:22px;font-size:1.4rem}
.prose{max-width:860px;padding:44px 0 60px}
.prose h2{color:var(--navy);margin:34px 0 12px;font-size:1.35rem}
.prose h2:first-child{margin-top:0}
.prose p{margin-bottom:14px;color:#3d4a5f}
.prose ul{margin:0 0 14px 22px;color:#3d4a5f}
.prose li{margin-bottom:8px}
.faq-item{background:var(--white);border:1px solid var(--line);border-radius:4px;padding:20px 24px;margin-bottom:14px}
.faq-item h3{color:var(--navy);font-size:1.02rem;margin-bottom:8px}
.faq-item p{color:#5a6579;font-size:.93rem}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;padding:44px 0 60px}
.contact-card{background:var(--white);border:1px solid var(--line);border-radius:14px;padding:30px}
.contact-card h3{color:var(--navy);margin-bottom:12px}
.contact-card p{color:#3d4a5f;font-size:.95rem;margin-bottom:8px}
form.inq label{display:block;font-size:.86rem;font-weight:600;color:var(--navy);margin:14px 0 6px}
form.inq input,form.inq select,form.inq textarea{width:100%;padding:12px 14px;border:1px solid #ccd3e0;border-radius:8px;font-size:.95rem;font-family:inherit;background:#fff}
form.inq .btn{border:none;cursor:pointer;margin-top:18px;width:100%}
.site-footer{background:#0a1526;color:#aeb9cf;margin-top:70px;padding:56px 0 0;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1.3fr;gap:40px;padding-bottom:36px}
.site-footer h4{color:#fff;margin-bottom:14px;font-size:1rem}
.site-footer a{color:#aeb9cf}
.site-footer a:hover{color:var(--gold2)}
.site-footer .sister{margin-top:12px}
.footer-grid a{display:block;margin-bottom:7px}
.copyright{border-top:1px solid rgba(255,255,255,.1);padding:18px 20px;font-size:.82rem;color:#7c88a0}
.topbar{background:#0a1526;color:#8fa0bd;font-size:.83rem;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.07)}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.topbar a{color:#b9c6dd}
.topbar a:hover{color:var(--gold2)}
.tb-actions{display:flex;gap:12px;align-items:center}
.tb-btn{padding:6px 15px;border-radius:3px;font-weight:600;font-size:.79rem;letter-spacing:.01em;line-height:1.5}
.topbar a.tb-btn{text-decoration:none}
.topbar .tb-mail a{font-weight:500}
.topbar a.tb-wa{background:#128c7e;color:#fff}
.topbar a.tb-wa:hover{background:#0f7466;color:#fff}
.topbar a.tb-quote{background:transparent;border:1px solid var(--gold);color:var(--gold2)}
.topbar a.tb-quote:hover{background:var(--gold);color:#241b04}
.guide-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}
.guide-card{background:#fff;border:1px solid var(--line);border-radius:4px;padding:28px;display:block;transition:.2s}
.guide-card:hover{border-color:var(--gold)}
.guide-meta{font-size:.76rem;color:#8a93a6;text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.guide-card h3{color:var(--navy);margin:10px 0 10px;font-size:1.1rem;line-height:1.35}
.guide-card p{font-size:.9rem;color:#5a6579;margin-bottom:14px}
.guide-card .more{color:var(--gold);font-weight:700;font-size:.88rem}
.guide-cta{background:var(--navy);color:#fff;border-radius:4px;padding:32px 36px;margin:36px 0 10px;text-align:center}
.guide-cta h3{margin-bottom:8px;font-size:1.3rem}
.guide-cta p{color:#c9d4e8;margin-bottom:20px;font-size:.95rem}
.prose h2{margin-top:38px}
.prose h2:first-child{margin-top:0}
.prose figure{margin:28px 0}
.prose figure img{display:block;width:100%;border:1px solid var(--line);border-radius:4px;background:#fff;padding:12px}
.prose figcaption{font-size:.83rem;color:#7b8598;line-height:1.55;margin-top:9px;padding-left:2px;border-left:2px solid var(--line)}
.fig-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:28px 0}
.fig-row figure{margin:0}
.prose table{font-size:.9rem;margin:22px 0}
.prose .note{background:#f4f2ec;border-left:3px solid var(--gold);padding:14px 18px;font-size:.93rem;color:#4a3f2a;margin:22px 0;border-radius:0 3px 3px 0}
@media(max-width:640px){.fig-row{grid-template-columns:1fr}}
.rel-guides{background:#fff;border-top:1px solid var(--line);padding:56px 0}
.rel-guides h2{color:var(--navy);font-size:1.35rem;margin-bottom:20px}
.split2{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center;padding:10px 0}
.collage{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.collage img{width:100%;aspect-ratio:1;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:4px;padding:12px}
.collage img.tall{grid-row:span 2;aspect-ratio:auto;object-fit:cover;padding:0}
.cat-card .cat-img{display:block;width:100%;aspect-ratio:1;object-fit:contain;background:#fff;border:1px solid var(--line);border-radius:4px;padding:12px;margin-bottom:14px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:18px}
.step{background:#fff;border:1px solid var(--line);border-radius:4px;padding:24px}
.step b.num{display:inline-flex;width:32px;height:32px;border-radius:3px;background:var(--navy);color:#fff;align-items:center;justify-content:center;font-weight:600;margin-bottom:14px;font-size:.92rem}
.step h3{color:var(--navy);font-size:1rem;margin-bottom:7px}
.step p{font-size:.88rem;color:#5a6579}
.fact-band{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:34px 0}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:26px}
.facts b{display:block;color:var(--navy);font-size:1.02rem;margin-bottom:3px}
.facts span{font-size:.86rem;color:#5a6579}
.lv-table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:12px;overflow:hidden;margin:8px 0 20px}
.lv-table th{background:var(--navy);color:#fff;padding:12px 16px;text-align:left;font-size:.92rem}
.lv-table td{padding:12px 16px;border-top:1px solid var(--line);font-size:.92rem;color:#3d4a5f;vertical-align:top}
.lv-table td:first-child{font-weight:700;color:var(--navy);white-space:nowrap}
.chip{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:20px;padding:7px 16px;margin:0 8px 10px 0;font-size:.85rem;font-weight:600;color:var(--navy2);transition:.15s}
.chip:hover{border-color:var(--gold);color:var(--gold);background:#fffdf7}
.quote-strip{background:var(--bg);border-left:4px solid var(--gold);border-radius:0 4px 4px 0;padding:18px 24px;margin:20px 0;color:#3d4a5f;font-size:.97rem}
@media(max-width:900px){.pd-grid,.contact-grid,.footer-grid{grid-template-columns:1fr}.split2{grid-template-columns:1fr}.main-nav{display:none;position:absolute;top:72px;left:0;right:0;background:var(--navy);flex-direction:column;padding:18px 24px;gap:14px}.nav-t:checked~.main-nav{display:flex}.nav-burger{display:block;color:#fff;font-size:1.5rem}.btn-ghost{margin-left:0;display:inline-block;margin-top:12px}.tb-mail{display:none}.topbar .wrap{justify-content:flex-end}}

.lang-sw{display:inline-flex;gap:2px;align-items:center;margin-left:16px;padding-left:16px;border-left:1px solid rgba(255,255,255,.12)}
.lang-sw a{padding:2px 7px;border-radius:2px;font-size:.76rem;font-weight:600;letter-spacing:.05em;color:#8fa0bd}
.lang-sw a:hover{color:var(--gold2)}
.lang-sw a.on{background:rgba(255,255,255,.13);color:var(--gold2)}
@media(max-width:640px){.lang-sw{margin-left:10px;padding-left:10px}}