:root{--bg:#0F1923;--bg-2:#16202B;--bg-3:#1C2836;--surface:#FFFFFF;--surface-dark:#1A2634;--ink:#F0F2F5;--ink-dark:#1B2430;--ink-soft:#9AA6B0;--ink-mute:#6B7684;--steel:#7F8C8D;--line:#2A3A4A;--line-light:#E2E6E8;--deep:#0A1219;--accent:#F0A500;--accent-dark:#C78400;--accent-soft:rgba(240,165,0,.12);--red:#C0392B;--red-soft:rgba(192,57,43,.12);--green:#27AE60;--green-soft:rgba(39,174,96,.12);--grey:#7F8C8D;--grey-soft:rgba(127,140,141,.15);--danger:#B3261E;--display:"Oswald",system-ui,sans-serif;--body:"Barlow",system-ui,sans-serif;--shadow:0 1px 2px rgba(0,0,0,.3),0 12px 32px rgba(0,0,0,.25);--shadow-light:0 2px 8px rgba(0,0,0,.08);--radius:4px;--radius-lg:8px;--container:1600px;--font-scale:1}body.light-mode{--bg:#F5F7FA;--bg-2:#FFFFFF;--bg-3:#EEF2F6;--surface:#FFFFFF;--surface-dark:#F0F2F5;--ink:#1A2634;--ink-dark:#0F1923;--ink-soft:#4A5568;--ink-mute:#718096;--steel:#7F8C8D;--line:#E2E8F0;--line-light:#CBD5E0;--deep:#FFFFFF;--accent:#D69100;--accent-dark:#B07700;--accent-soft:rgba(214,145,0,.1);--red:#C0392B;--red-soft:rgba(192,57,43,.1);--green:#27AE60;--green-soft:rgba(39,174,96,.1);--grey:#7F8C8D;--grey-soft:rgba(127,140,141,.12);--danger:#B3261E;--shadow:0 1px 2px rgba(0,0,0,.06),0 8px 24px rgba(0,0,0,.08);--shadow-light:0 2px 8px rgba(0,0,0,.06)}body.light-mode .blog-article-content strong{background:linear-gradient(transparent 60%,rgba(214,145,0,.2) 60%)}body.light-mode .blog-article-content h2{background:linear-gradient(90deg,rgba(214,145,0,.08),transparent)}body.light-mode h1,body.light-mode h2,body.light-mode h3,body.light-mode h4,body.light-mode h5,body.light-mode h6,body.light-mode p,body.light-mode span,body.light-mode li,body.light-mode td,body.light-mode th,body.light-mode label,body.light-mode a:not(.btn):not(.lang-btn){color:var(--ink) !important}body.light-mode .btn,body.light-mode .btn-primary,body.light-mode .mobile-contact-btn{color:#fff !important}body.light-mode .lang-btn{color:var(--ink) !important;background:var(--surface) !important;border-color:var(--line) !important}body.light-mode .lang-btn:hover{color:var(--accent-dark) !important;border-color:var(--accent) !important}body.light-mode .lang-btn.active{color:#fff !important;background:var(--accent) !important;border-color:var(--accent) !important}body.light-mode .btn-outline{color:var(--accent) !important}body.light-mode .hero{background:var(--deep) !important}body.light-mode .hero *{color:#fff !important}body.light-mode .hero .lead,body.light-mode .hero .subtitle,body.light-mode .hero .desc,body.light-mode .hero .eyebrow{color:rgba(255,255,255,.85) !important}body.light-mode .page-head:not(.page-head-with-bg),body.light-mode .section-dark,body.light-mode .cta-section,body.light-mode footer{background:var(--bg-2) !important;color:var(--ink) !important}body.light-mode .page-head-with-bg{background-size:cover !important;background-position:center !important;background-repeat:no-repeat !important}body.light-mode .page-head-overlay{background:linear-gradient(135deg,rgba(10,18,26,.65),rgba(10,18,26,.55)) !important}body.light-mode .page-head-with-bg h1,body.light-mode .page-head-with-bg h2,body.light-mode .page-head-with-bg h2 span,body.light-mode .page-head-with-bg p{color:#fff !important;text-shadow:0 2px 16px rgba(0,0,0,.95),0 0 20px rgba(0,0,0,.7) !important}body.light-mode .page-head-with-bg .breadcrumb a,body.light-mode .page-head-with-bg .breadcrumb span{color:rgba(255,255,255,.95) !important;text-shadow:0 1px 8px rgba(0,0,0,.9) !important}body.light-mode .page-head-with-bg .container{position:relative;z-index:2}body.light-mode .card,body.light-mode .bcard,body.light-mode .cinfo,body.light-mode .form,body.light-mode .tech-card,body.light-mode .app-card,body.light-mode .case-card,body.light-mode .value-card,body.light-mode .stat-card{background:var(--surface) !important;border-color:var(--line) !important}body.light-mode .lead,body.light-mode .subtitle,body.light-mode .desc,body.light-mode .form-note,body.light-mode .eyebrow{color:var(--ink-soft) !important}body.light-mode input,body.light-mode select,body.light-mode textarea{background:var(--surface) !important;color:var(--ink) !important;border-color:var(--line) !important}body.light-mode table{color:var(--ink) !important}body.light-mode th{background:var(--bg-3) !important}body.light-mode code,body.light-mode pre{background:var(--bg-3) !important;color:var(--ink) !important}body.light-mode blockquote{border-left-color:var(--accent) !important;background:var(--accent-soft) !important;color:var(--ink) !important}body.light-mode hr{border-color:var(--line) !important}body.light-mode *{color:var(--ink) !important}body.light-mode .btn *,body.light-mode .btn-primary *,body.light-mode .btn-outline *,body.light-mode .mobile-contact-btn *,body.light-mode .back-to-top *,body.light-mode .hamburger *,body.light-mode .toast *{color:#fff !important}body.light-mode .btn,body.light-mode .btn-primary,body.light-mode .btn-outline,body.light-mode .mobile-contact-btn,body.light-mode .back-to-top,body.light-mode .hamburger,body.light-mode .toast{color:#fff !important}body.light-mode .hero .btn-outline{color:#fff !important;border-color:rgba(255,255,255,.5) !important}body.light-mode .lead,body.light-mode .subtitle,body.light-mode .desc,body.light-mode .form-note,body.light-mode .eyebrow,body.light-mode .foot-tagline,body.light-mode .foot-rights{color:var(--ink-soft) !important}body.light-mode a:not(.btn):not(.lang-btn):not(.back-to-top){color:var(--accent-dark) !important}body.light-mode nav.desktop a.navlink,body.light-mode .mobile-menu a{color:var(--ink) !important}body.light-mode nav.desktop a.navlink:hover,body.light-mode nav.desktop a.navlink.active{color:var(--accent-dark) !important}body.light-mode .logo-text,body.light-mode .logo-sub{color:var(--ink) !important}body.light-mode .foot-grid a,body.light-mode .foot-grid h4,body.light-mode .foot-brand p,body.light-mode .foot-contact div,body.light-mode .foot-bottom *{color:var(--ink) !important}body.light-mode .foot-grid a:hover{color:var(--accent-dark) !important}body.light-mode .blog-article-content *{color:var(--ink) !important}body.light-mode .blog-article-content h1,body.light-mode .blog-article-content h2,body.light-mode .blog-article-content h3,body.light-mode .blog-article-content h4{color:var(--ink-dark) !important}body.light-mode .spec-value,body.light-mode .app-desc,body.light-mode .product-desc,body.light-mode .feature-desc{color:var(--ink) !important}body.light-mode td,body.light-mode th,body.light-mode tr{color:var(--ink) !important}body.light-mode label,body.light-mode input,body.light-mode select,body.light-mode textarea{color:var(--ink) !important}body.light-mode .calc-result *,body.light-mode .result-value{color:var(--ink) !important}body.light-mode .video-card h3,body.light-mode .video-card p{color:var(--ink) !important}body.light-mode .faq-item h3,body.light-mode .faq-item p,body.light-mode .faq-answer{color:var(--ink) !important}body.light-mode .about-content p,body.light-mode .about-content li,body.light-mode .factory-info *{color:var(--ink) !important}body.light-mode .app-card h3,body.light-mode .app-card p,body.light-mode .app-detail *{color:var(--ink) !important}body.light-mode .catalogue-item h3,body.light-mode .catalogue-item p,body.light-mode .cat-product *{color:var(--ink) !important}body.light-mode .mobile-menu{background:var(--bg-2) !important}body.light-mode .mobile-menu a{color:var(--ink) !important;border-bottom-color:var(--line) !important}body.light-mode .hamburger span{background:var(--ink) !important}body.light-mode nav.desktop{background:rgba(255,255,255,.95) !important;backdrop-filter:blur(10px)}body.light-mode nav.desktop a{color:var(--ink) !important}body.light-mode nav.desktop a:hover{color:var(--accent) !important}body.light-mode footer p,body.light-mode footer span,body.light-mode footer a{color:var(--ink-soft) !important}body.light-mode footer h4{color:var(--ink) !important}body.light-mode .blog-article-content p,body.light-mode .blog-article-content li,body.light-mode .blog-article-content h1,body.light-mode .blog-article-content h2,body.light-mode .blog-article-content h3,body.light-mode .blog-article-content h4{color:var(--ink) !important}body.light-mode .calc-result,body.light-mode .calc-card{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .video-card,body.light-mode .video-info{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .catalogue-card,body.light-mode .doc-card{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .faq-item,body.light-mode .faq-question{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .faq-answer{color:var(--ink-soft) !important}body.light-mode .about-section,body.light-mode .story-card,body.light-mode .value-item{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .app-detail,body.light-mode .spec-table{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .product-detail,body.light-mode .product-specs,body.light-mode .product-features{background:var(--surface) !important;color:var(--ink) !important}body.light-mode .contact-info > div[style*="background-image"]{background:var(--bg-3) !important}body.light-mode .contact-info > div[style*="background-image"] *{color:var(--ink) !important}body.light-mode .contact-info > div[style*="background-image"] [style*="color:var(--accent)"],body.light-mode .contact-info > div[style*="background-image"] [style*="color:#F0A500"]{color:var(--accent) !important}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:auto}img{-webkit-user-drag:none;-moz-user-drag:none;user-drag:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;pointer-events:none}.img-protect{position:relative;display:inline-block}.img-protect::after{content:'';position:absolute;inset:0;background:transparent;z-index:1}body{touch-action:manipulation;-webkit-tap-highlight-color:transparent;font-family:var(--body);color:var(--ink);background:var(--bg);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}body.light-bg{background:var(--bg)}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.container{max-width:var(--container);margin:0 auto;padding:0 16px}.grating-pattern{background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:32px 32px}.grating-pattern-accent{background-image:linear-gradient(rgba(240,165,0,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(240,165,0,.08) 1px,transparent 1px);background-size:28px 28px}.frp-swatch{position:relative;background-image:linear-gradient(rgba(0,0,0,.25) 2px,transparent 2px),linear-gradient(90deg,rgba(0,0,0,.25) 2px,transparent 2px);background-size:18px 18px;background-position:1px 1px;border-radius:2px}.frp-swatch.yellow{background-color:#E8A800}.frp-swatch.grey{background-color:#8A9597}.frp-swatch.red{background-color:#B83A2E}.frp-swatch.green{background-color:#2E8B57}.frp-swatch.dark{background-color:#3A4550}.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--display);font-weight:600;font-size:13px;letter-spacing:.08em;text-transform:uppercase;padding:14px 26px;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1}.btn:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.btn-primary{background:var(--accent);color:var(--ink-dark)}.btn-primary:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px)}.btn-outline{border-color:rgba(255,255,255,.35);color:#fff}.btn-outline:hover{background:#fff;color:var(--ink-dark);border-color:#fff}.btn-outline-dark{border-color:var(--ink-dark);color:var(--ink-dark)}.btn-outline-dark:hover{background:var(--ink-dark);color:#fff}.btn-ghost{color:var(--accent);padding:14px 0}.btn-ghost:hover{color:var(--accent-dark)}.btn[disabled]{opacity:.5;cursor:not-allowed}.btn .arrow{transition:transform .18s}.btn:hover .arrow{transform:translateX(3px)}header.site-header{position:sticky;top:0;z-index:100;background:rgba(15,25,35,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav-bar{display:flex;align-items:center;justify-content:space-between;height:110px;gap:20px}.logo{display:flex;align-items:center;gap:12px;flex-shrink:0;min-width:0}.logo-img{height:80px;width:auto;max-width:220px;display:block;object-fit:contain;filter:drop-shadow(0 6px 10px rgba(0,0,0,.5)) saturate(1.35) contrast(1.08);transform:perspective(800px) rotateX(3deg);transition:transform .25s ease,filter .25s ease;flex-shrink:0}.logo-img:hover{transform:perspective(800px) rotateX(0deg) translateY(-2px);filter:drop-shadow(0 8px 14px rgba(0,0,0,.55)) saturate(1.4) contrast(1.1)}.footer-logo{height:80px;width:auto;max-width:220px;display:block;margin-bottom:18px;object-fit:contain;background:transparent !important}.logo-mark{width:38px;height:38px;border-radius:3px;background:var(--deep);background-image:linear-gradient(rgba(240,165,0,.45) 1.5px,transparent 1.5px),linear-gradient(90deg,rgba(240,165,0,.45) 1.5px,transparent 1.5px);background-size:10px 10px;border:2px solid var(--accent);flex-shrink:0}.logo-text{font-family:var(--display);font-weight:700;font-size:21px;letter-spacing:.05em;color:#fff;white-space:nowrap}.logo-text span{color:var(--accent)}.logo-sub{font-size:10px;letter-spacing:.15em;text-transform:uppercase;color:var(--ink-mute);margin-top:1px;white-space:nowrap}nav.desktop{display:flex;gap:16px;align-items:center;flex:1;justify-content:flex-end;min-width:0}nav.desktop a.navlink{font-family:var(--display);font-size:13.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:var(--ink-soft);padding:8px 0;border-bottom:2px solid transparent;transition:.2s;white-space:nowrap;flex-shrink:0}nav.desktop a.navlink:hover{color:#fff;border-color:var(--accent)}nav.desktop a.navlink.active{color:#fff;border-color:var(--accent)}.nav-tools{display:flex;align-items:center;gap:8px;margin-left:8px}.font-size-control{display:flex;align-items:center;gap:2px;background:var(--bg-3);border-radius:20px;padding:3px}.tool-btn{background:none;border:none;color:var(--ink-soft);cursor:pointer;padding:6px 8px;border-radius:50%;font-size:12px;font-weight:600;font-family:var(--display);transition:all .2s;display:flex;align-items:center;justify-content:center;min-width:28px;min-height:28px}.tool-btn:hover{background:var(--accent);color:var(--ink-dark)}.theme-toggle{font-size:16px;padding:6px}.theme-icon-light{display:none}body.light-mode .theme-icon-dark{display:none}body.light-mode .theme-icon-light{display:inline}.lang-switcher{display:flex;align-items:center;gap:2px;background:var(--bg-3);border-radius:20px;padding:3px}.lang-btn{background:none;border:none;color:var(--ink-soft);cursor:pointer;padding:4px 8px;border-radius:15px;font-size:11px;font-weight:700;font-family:var(--display);transition:all .2s;letter-spacing:.03em}.lang-btn:hover{color:var(--accent)}.lang-btn.active{background:var(--accent);color:var(--ink-dark)}@media (max-width:1400px){.nav-bar{height:100px;gap:16px}.logo-img{height:72px;max-width:200px}nav.desktop{gap:14px}nav.desktop a.navlink{font-size:12.5px;letter-spacing:.03em}.nav-tools{gap:6px;margin-left:4px}.lang-btn{padding:3px 6px;font-size:10px}.tool-btn{padding:5px 6px;min-width:26px;min-height:26px;font-size:11px}}@media (max-width:1200px){.nav-bar{height:92px;gap:12px}.logo-img{height:66px;max-width:190px}nav.desktop{gap:12px}nav.desktop a.navlink{font-size:12px;padding:6px 0}.nav-tools{gap:4px}.font-size-control{display:none}.lang-btn{padding:3px 5px;font-size:9.5px}.theme-toggle{font-size:14px;padding:4px}}@media (max-width:1024px){.nav-bar{height:80px}.logo-img{height:60px;max-width:180px}nav.desktop{display:none}.hamburger{display:block}}.mobile-lang-switcher{display:flex;justify-content:center;gap:8px;padding:16px;border-top:1px solid var(--line);margin-top:auto}.mobile-lang-switcher .lang-btn{padding:8px 14px;font-size:13px}.hamburger{display:none;background:none;border:0;cursor:pointer;padding:8px}.hamburger span{display:block;width:24px;height:2px;background:#fff;margin:5px 0;transition:.25s}.mobile-menu{display:none;position:fixed;inset:0;z-index:110;background:var(--deep);color:#fff;padding:80px 32px 40px;flex-direction:column;gap:2px;overflow-y:auto;-webkit-overflow-scrolling:touch}.mobile-menu.open{display:flex}.mobile-menu a{font-family:var(--display);font-size:18px;font-weight:500;letter-spacing:.04em;padding:11px 0;border-bottom:1px solid var(--line)}.mobile-menu a.mobile-contact-btn{background:var(--accent);color:#fff;text-align:center;border-radius:8px;padding:14px 20px;margin-bottom:12px;font-size:18px;font-weight:600;border-bottom:none}.view{display:none}.view.active{display:block;animation:fade .35s ease}@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}.hero{position:relative;background:var(--deep);color:#fff;padding:0;min-height:650px;overflow:hidden;display:flex;align-items:center}.hero::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,rgba(10,18,26,.68) 0%,rgba(15,25,35,.58) 50%,rgba(10,18,26,.68) 100%),url('https://gratingfrp.com/assets/images/w6hqXcp70n.webp') center/cover no-repeat}.hero-bg-overlay{position:absolute;inset:0;background:radial-gradient(ellipse 80% 60% at 80% 30%,rgba(240,165,0,.08),transparent 60%),radial-gradient(ellipse 60% 50% at 20% 80%,rgba(192,57,43,.06),transparent 55%)}.hero .grating-pattern{position:absolute;inset:0;opacity:.4;-webkit-mask-image:radial-gradient(120% 90% at 75% 25%,#000 25%,transparent 75%);mask-image:radial-gradient(120% 90% at 75% 25%,#000 25%,transparent 75%)}.hero .container{position:relative;width:100%;padding-top:60px;padding-bottom:60px}.hero-grid{display:grid;grid-template-columns:1fr;gap:24px;align-items:center;justify-items:center;max-width:100%;margin:0 auto;text-align:center;width:100%;padding:0 40px}.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-size:16px;font-weight:700;margin-bottom:22px}.eyebrow::before{content:'';width:40px;height:3px;background:var(--accent)}.hero .eyebrow{font-size:24px !important;font-weight:700 !important;letter-spacing:.06em !important;color:rgba(255,255,255,.95) !important;margin:0 auto 20px auto !important;white-space:nowrap !important;justify-content:center !important;display:inline-flex !important}.hero .eyebrow::before{width:48px !important;height:3px !important;background:rgba(255,255,255,.9) !important}.hero h1{font-family:var(--display);font-weight:700;font-size:clamp(26px,3.8vw,48px);line-height:1.05;letter-spacing:-.04em;max-width:100%;margin-bottom:20px;white-space:nowrap !important;text-align:center;overflow:visible;display:block;width:100%}.hero h1 .accent{color:var(--accent)}.hero h1 .line2{display:inline}.hero p.lead{font-size:clamp(15px,1.8vw,18px);color:var(--ink-soft);max-width:650px;margin:0 auto 28px;line-height:1.7;text-align:center}.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:40px;justify-content:center}.hero-badges{display:flex;gap:24px;flex-wrap:wrap;padding-top:28px;border-top:1px solid var(--line);justify-content:center;align-items:center}.badge-item{display:flex;align-items:center;gap:10px;justify-content:center}.badge-item .dot{width:8px;height:8px;border-radius:50%;background:var(--accent)}.badge-item span{font-size:15.5px;color:var(--ink-soft);font-weight:500;letter-spacing:.02em}.hero-visual{position:relative;height:420px}.hero-product-stack{position:relative;width:100%;height:100%}.hero-panel{position:absolute;border-radius:3px;box-shadow:0 20px 50px rgba(0,0,0,.4);transition:transform .3s ease}.hero-panel:hover{transform:translateY(-4px) rotate(0deg)!important}.hero-panel.p1{width:260px;height:180px;top:20px;right:40px;transform:rotate(-6deg);z-index:3}.hero-panel.p2{width:220px;height:160px;top:120px;right:120px;transform:rotate(4deg);z-index:2}.hero-panel.p3{width:200px;height:140px;top:220px;right:30px;transform:rotate(-3deg);z-index:1}.hero-panel-label{position:absolute;bottom:-28px;left:0;font-family:var(--display);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);white-space:nowrap}.hero-color-dots{position:absolute;bottom:0;left:0;display:flex;gap:8px}.color-dot{width:28px;height:28px;border-radius:3px;cursor:pointer;transition:.2s;border:2px solid rgba(255,255,255,.1)}.color-dot:hover{transform:scale(1.1);border-color:var(--accent)}@media (max-width:768px){.hero .container{padding-top:40px;padding-bottom:40px}.hero-grid{margin-left:0 !important;max-width:100% !important;justify-items:center !important;text-align:center !important;padding:0 20px !important}.hero .lead{text-align:center !important;margin:0 auto 20px !important}.hero-cta{justify-content:center !important}.trust-grid{grid-template-columns:repeat(2,1fr) !important;justify-items:center !important}.trust-item{justify-content:center !important}.hero h1{white-space:normal !important;font-size:clamp(24px,7vw,36px) !important;text-align:center !important}.hero .lead{font-size:14px !important;text-align:left !important;margin:0 0 20px !important}.hero .eyebrow{font-size:14px !important;white-space:normal !important;justify-content:flex-start !important}.hero-cta{justify-content:flex-start !important}.hero::before{background:linear-gradient(135deg,rgba(10,18,26,.78) 0%,rgba(15,25,35,.68) 50%,rgba(10,18,26,.78) 100%),url('https://gratingfrp.com/assets/images/w6hqXcp70n.webp') center top/contain no-repeat !important;background-color:var(--deep) !important}.hero h1{font-size:clamp(26px,7vw,38px) !important;max-width:100% !important}.hero p.lead{font-size:clamp(14px,4vw,16px) !important;max-width:100% !important}.hero-cta{flex-direction:column;gap:10px}.hero-cta a,.hero-cta button{width:100%;text-align:center}.hero-badges{gap:14px;padding-top:20px}.badge-item span{font-size:13px !important}}@media (max-width:480px){.hero{padding:50px 0 40px}.hero::before{background-position:center 20% !important}.hero h1{font-size:clamp(24px,8vw,32px) !important}.eyebrow{font-size:10px !important;gap:6px !important}.eyebrow::before{width:20px !important}}.hero-product-frame{position:absolute;right:0;bottom:0;width:80%;height:85%;border-radius:var(--radius-lg);overflow:hidden;animation:heroFloat 6s ease-in-out infinite}@keyframes heroFloat{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}.hero-product-img{width:100%;height:100%;object-fit:cover;display:block;opacity:.72;-webkit-mask-image:radial-gradient(ellipse 90% 85% at 60% 50%,#000 40%,rgba(0,0,0,.6) 70%,transparent 100%);mask-image:radial-gradient(ellipse 90% 85% at 60% 50%,#000 40%,rgba(0,0,0,.6) 70%,transparent 100%)}.hero-product-frame::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,transparent 50%,rgba(10,18,26,.6) 100%);pointer-events:none}.hero-product-tag{position:absolute;bottom:20px;left:20px;z-index:2;display:flex;align-items:center;gap:10px;background:rgba(10,18,26,.85);backdrop-filter:blur(8px);border:1px solid rgba(240,165,0,.3);border-radius:var(--radius);padding:10px 16px}.tag-dot{width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}.hero-product-tag span:last-child{font-family:var(--display);font-size:12px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:#fff}.hero-product-corner{position:absolute;width:24px;height:24px;border-color:var(--accent);z-index:2}.hero-product-corner.tl{top:12px;left:12px;border-top:2px solid;border-left:2px solid}.hero-product-corner.tr{top:12px;right:12px;border-top:2px solid;border-right:2px solid}.hero-product-corner.bl{bottom:12px;left:12px;border-bottom:2px solid;border-left:2px solid}.hero-product-corner.br{bottom:12px;right:12px;border-bottom:2px solid;border-right:2px solid}.gallery-grid{display:grid;grid-template-columns:2fr 1fr;gap:4px;width:100%;height:100%;border-radius:var(--radius);overflow:hidden}.gallery-main{overflow:hidden;position:relative}.gallery-main img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}.gallery-main:hover img{transform:scale(1.03)}.gallery-thumbs{display:grid;grid-template-rows:1fr 1fr 1fr;gap:4px}.gallery-thumbs img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .3s ease;cursor:pointer}.gallery-thumbs img:hover{transform:scale(1.05)}.trust-bar{background:var(--bg-2);border-bottom:1px solid var(--line);padding:28px 0}.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;align-items:center;justify-items:center;max-width:1200px;margin:0 auto}.trust-item{display:flex;align-items:center;gap:16px;justify-content:center}.trust-icon{width:52px;height:52px;border-radius:6px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0}.trust-icon svg{width:26px;height:26px;stroke:var(--accent)}.trust-text .t1{font-family:var(--display);font-size:19px;font-weight:700;color:var(--ink);white-space:nowrap}.trust-text .t2{font-size:15px;color:var(--ink-soft);letter-spacing:.03em;white-space:nowrap}@media (max-width:768px){.trust-grid{grid-template-columns:repeat(2,1fr) !important;gap:16px !important}.trust-item{justify-content:flex-start !important;padding:8px 0 !important}.trust-icon{width:36px !important;height:36px !important}.trust-icon svg{width:18px !important;height:18px !important}.trust-text .t1{font-size:13px !important;white-space:normal !important}.trust-text .t2{font-size:11px !important;white-space:normal !important}}@media (max-width:480px){.trust-grid{gap:12px !important}.trust-item{gap:8px !important}.trust-text .t1{font-size:12px !important}.trust-text .t2{font-size:10px !important}}.section{padding:84px 0}.section-light{background:var(--surface);color:var(--ink-dark)}.section-light .kicker{color:var(--accent-dark)}.section-light .section-head p{color:var(--ink-soft)}.section-alt{background:var(--bg-2)}.section-head{margin-bottom:44px;max-width:100%;text-align:center;margin-left:auto;margin-right:auto}.section-head.center{margin-left:auto;margin-right:auto;text-align:center}.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);letter-spacing:.15em;text-transform:uppercase;color:var(--accent);font-size:16px;font-weight:700;margin-bottom:14px}.kicker::before{content:'';width:36px;height:3px;background:var(--accent)}.section-head h2{font-family:var(--display);font-size:clamp(26px,3.4vw,38px);font-weight:700;line-height:1.12;letter-spacing:.005em;text-align:center}.section-head p{color:var(--ink-soft);margin-top:14px;font-size:19px;line-height:1.7;max-width:700px;margin-left:auto;margin-right:auto}.grid-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.grid-cards.related-products{grid-template-columns:repeat(3,1fr);gap:16px}@media (max-width:1024px){.grid-cards.related-products{grid-template-columns:repeat(2,1fr);gap:14px}}@media (max-width:640px){.grid-cards.related-products{grid-template-columns:1fr;gap:14px}}.calc-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:start}.calc-form{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px}.calc-form h3{font-family:var(--display);font-size:22px;margin-bottom:24px;color:#fff}.calc-form label{display:block;font-size:14px;font-weight:600;color:var(--ink-soft);margin-bottom:8px}.calc-form input[type="number"],.calc-form select{width:100%;padding:12px 16px;font-size:16px;border:2px solid var(--line);border-radius:var(--radius);background:var(--bg);color:#fff;outline:none;transition:border-color .2s;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px}.calc-form input[type="number"]:focus,.calc-form select:focus{border-color:var(--accent)}.calc-form .form-group{margin-bottom:20px}.calc-form .range-labels{display:flex;justify-content:space-between;font-size:12px;color:var(--ink-mute);margin-top:4px}.calc-form .calc-btn{width:100%;padding:14px;font-size:16px;font-weight:600;background:var(--accent);color:var(--ink-dark);border:none;border-radius:var(--radius);cursor:pointer;font-family:var(--display);letter-spacing:.05em;transition:opacity .2s}.calc-form .calc-btn:hover{opacity:.9}.calc-results{min-height:400px}#view-calculator .page-head h1{font-size:28px;line-height:1.2}#view-calculator .page-head h1 span{font-size:14px !important;margin-top:6px !important}#view-calculator .page-head p{font-size:14px;line-height:1.6;margin-top:12px}#view-calculator .breadcrumb{font-size:12px;margin-bottom:12px}.calc-form input[type="range"]{-webkit-appearance:none;appearance:none;width:100%;height:8px;background:var(--bg-3);border-radius:4px;outline:none;margin:12px 0;padding:0;border:none;background-image:none}.calc-form input[type="range"]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:24px;height:24px;background:var(--accent);border-radius:50%;cursor:pointer;border:3px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.3)}.calc-form input[type="range"]::-moz-range-thumb{width:24px;height:24px;background:var(--accent);border-radius:50%;cursor:pointer;border:3px solid #fff;box-shadow:0 2px 6px rgba(0,0,0,.3)}@media (max-width:1024px){.calc-layout{grid-template-columns:1fr;gap:28px}.calc-form{padding:28px}}@media (max-width:640px){#view-calculator .page-head{padding:60px 0 40px}#view-calculator .page-head h1{font-size:22px;line-height:1.3}#view-calculator .page-head h1 span{font-size:12px !important;margin-top:8px !important;letter-spacing:.05em !important}#view-calculator .page-head p{font-size:13px;line-height:1.7;margin-top:10px}#view-calculator .breadcrumb{font-size:11px;margin-bottom:10px}.calc-layout{gap:20px}.calc-form{padding:20px 18px;border-radius:12px}.calc-form h3{font-size:18px;margin-bottom:18px}.calc-form label{font-size:13px;margin-bottom:6px}.calc-form input[type="number"],.calc-form select{padding:14px 40px 14px 14px;font-size:15px;border-radius:8px;min-height:48px}.calc-form input[type="number"]{padding-right:14px}.calc-form > div{margin-bottom:16px !important}.calc-form input[type="range"]{height:6px;margin:10px 0}.calc-form input[type="range"]::-webkit-slider-thumb{width:22px;height:22px}.calc-form input[type="range"]::-moz-range-thumb{width:22px;height:22px}.calc-form .range-labels{font-size:11px;margin-top:6px}#calc-years-value{font-size:13px !important}.calc-form .calc-btn{padding:16px 14px;font-size:15px;border-radius:8px;min-height:52px;margin-top:8px}.calc-results{min-height:300px}.calc-results > div:first-child{padding:20px 18px !important;border-radius:12px !important;margin-bottom:16px !important}.calc-results > div:first-child > div:first-child{font-size:12px !important;margin-bottom:6px !important}.calc-results > div:first-child > div:nth-child(2){font-size:28px !important;font-weight:800 !important;line-height:1.2 !important}.calc-results > div:first-child > div:nth-child(3){font-size:13px !important;margin-top:6px !important}.calc-results > div:nth-child(2){padding:16px 14px !important;border-radius:12px !important;margin-bottom:16px !important;overflow-x:auto !important;-webkit-overflow-scrolling:touch !important}.calc-results > div:nth-child(2) h4{font-size:16px !important;margin-bottom:12px !important}.calc-results > div:nth-child(2) table{font-size:12px !important;min-width:0 !important;width:100% !important}.calc-results > div:nth-child(2) th,.calc-results > div:nth-child(2) td{padding:10px 8px !important;font-size:12px !important}.calc-results > div:nth-child(2) th{font-size:11px !important;white-space:nowrap !important}.calc-results > div:nth-child(3){grid-template-columns:1fr !important;gap:12px !important;margin-bottom:16px !important}.calc-results > div:nth-child(3) > div{padding:16px 14px !important;border-radius:12px !important}.calc-results > div:nth-child(3) > div > div:first-child{font-size:11px !important;margin-bottom:4px !important}.calc-results > div:nth-child(3) > div > div:nth-child(2){font-size:22px !important;font-weight:800 !important;line-height:1.2 !important}.calc-results > div:nth-child(3) > div > div:nth-child(3){font-size:12px !important;margin-top:4px !important}.calc-results > div:last-child{padding:16px 14px !important;border-radius:12px !important}.calc-results > div:last-child h4{font-size:16px !important;margin-bottom:12px !important}.calc-results > div:last-child li{padding:10px 0 !important;font-size:13px !important;line-height:1.7 !important}}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}@media (max-width:1024px){.video-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){.video-grid{grid-template-columns:1fr;gap:20px}}.video-card{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:all .25s ease}.video-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:var(--accent)}.video-thumb{position:relative;aspect-ratio:16/9;background:var(--bg-3);overflow:hidden}.video-overlay{position:absolute;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .25s}.video-card:hover .video-overlay{opacity:1}.play-btn{width:72px;height:72px;background:rgba(240,165,0,.95);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;box-shadow:0 4px 20px rgba(240,165,0,.5);transform:scale(0.8);transition:transform .25s}.video-card:hover .play-btn{transform:scale(1)}.video-duration{position:absolute;bottom:10px;right:10px;background:rgba(0,0,0,.8);color:#fff;padding:4px 10px;border-radius:4px;font-size:12px;font-weight:600;font-family:var(--display)}.video-cat{position:absolute;top:10px;left:10px;background:var(--accent);color:var(--ink-dark);padding:5px 12px;border-radius:4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;font-family:var(--display)}.video-info{padding:20px}.video-info h3{font-family:var(--display);font-size:17px;font-weight:600;color:#fff;margin-bottom:10px;line-height:1.3}.video-info p{font-size:13.5px;color:var(--ink-soft);line-height:1.6;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.video-meta{display:flex;gap:16px;font-size:12px;color:var(--ink-mute);font-family:var(--display)}.video-filter-btn.active{background:var(--accent)!important;color:var(--ink-dark)!important;border-color:var(--accent)!important}.factory-gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.factory-hero-img{grid-column:span 3;aspect-ratio:21/9;background:var(--bg-3);border-radius:var(--radius-lg);overflow:hidden;position:relative}.factory-img-item{aspect-ratio:4/3;background:var(--bg-3);border-radius:var(--radius);overflow:hidden}.factory-img-item img{transition:transform .3s ease}.factory-img-item:hover img{transform:scale(1.05)}@media (max-width:1024px){.factory-gallery{grid-template-columns:repeat(2,1fr);gap:14px}.factory-hero-img{grid-column:span 2;aspect-ratio:16/9}}@media (max-width:640px){.factory-gallery{grid-template-columns:1fr;gap:16px}.factory-hero-img{grid-column:span 1;aspect-ratio:16/9;border-radius:var(--radius)}.factory-img-item{aspect-ratio:16/10}}.pcard{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;transition:all .22s ease;cursor:pointer}.pcard:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--accent)}.pcard .thumb{position:relative;aspect-ratio:4/3;background:var(--bg-3);border-bottom:1px solid var(--line);overflow:hidden;display:flex;align-items:center;justify-content:center}.pcard .thumb .frp-swatch{width:70%;height:60%;box-shadow:0 8px 24px rgba(0,0,0,.3)}.pcard .color-tag{position:absolute;top:12px;left:12px;font-family:var(--display);font-size:10px;letter-spacing:.1em;text-transform:uppercase;background:rgba(0,0,0,.6);color:#fff;padding:4px 10px;border-radius:2px;backdrop-filter:blur(4px)}.pcard .body{padding:18px 18px 20px;display:flex;flex-direction:column;gap:8px;flex:1}.pcard .cat-label{font-family:var(--display);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);font-weight:600}.pcard h3{font-family:var(--display);font-size:20px;font-weight:700;line-height:1.3;color:#fff}.pcard p{font-size:16.5px;color:var(--ink-soft);flex:1;line-height:1.65;font-weight:500}.pcard .more{font-family:var(--display);font-size:11.5px;font-weight:600;letter-spacing:.08em;color:var(--accent);text-transform:uppercase;display:flex;align-items:center;gap:6px;padding-top:8px;border-top:1px solid var(--line);margin-top:4px}.pcard .more svg{transition:transform .2s}.pcard:hover .more svg{transform:translateX(3px)}.related-products .pcard{background:transparent !important;border:none !important;border-radius:0 !important;box-shadow:none !important}.related-products .pcard:hover{transform:none !important;box-shadow:none !important}.related-products .pcard .thumb{border-bottom:none !important;border-radius:var(--radius) !important;aspect-ratio:16/10 !important}.related-products .pcard .body{padding:14px 4px 16px !important;gap:6px !important}.related-products .pcard h3{font-size:16px !important;line-height:1.35 !important;white-space:nowrap !important;overflow:hidden !important;text-overflow:ellipsis !important}.related-products .pcard p{font-size:13.5px !important;line-height:1.55 !important;display:-webkit-box !important;-webkit-line-clamp:2 !important;-webkit-box-orient:vertical !important;overflow:hidden !important}.related-products .pcard .more{border-top:none !important;padding-top:4px !important;margin-top:0 !important;font-size:11px !important}.related-products .pcard .cat-label{font-size:10px !important}@media (max-width:768px){.related-products .pcard h3{font-size:14px !important;white-space:normal !important}.related-products .pcard p{font-size:12.5px !important;-webkit-line-clamp:2 !important}}.product-block{border:none !important;background:transparent !important;border-radius:0 !important;padding:24px 0 !important;margin-top:24px !important;border-top:1px solid var(--line) !important}.product-block:first-of-type{border-top:none !important;padding-top:0 !important}.product-block h3{font-size:20px !important;margin-bottom:16px !important}.product-app-grid{display:grid !important;gap:16px !important}.product-app-chip{display:flex !important;align-items:flex-start !important;gap:14px !important;padding:20px 22px !important;background:var(--bg-3) !important;border-radius:var(--radius) !important;border:1px solid var(--line) !important;transition:all .2s ease !important}.product-app-chip:hover{border-color:var(--accent) !important;background:var(--accent-soft) !important;transform:translateY(-2px) !important}.product-app-chip .app-icon{flex-shrink:0 !important;color:var(--accent) !important;display:flex !important;align-items:center !important;justify-content:center !important;margin-top:3px !important;font-size:20px !important}.product-app-chip .nm{font-size:15px !important;color:var(--ink-2) !important;line-height:1.75 !important;flex:1 !important;letter-spacing:0.2px !important}.product-app-chip .nm strong{color:#fff !important;font-size:16px !important;display:block !important;margin-bottom:8px !important;font-family:var(--display) !important;font-weight:600 !important;letter-spacing:0.3px !important}@media (max-width:768px){.product-app-grid{grid-template-columns:1fr !important;gap:12px !important}.product-app-chip{padding:16px 18px !important}.product-app-chip .app-icon{font-size:18px !important}.product-app-chip .nm strong{font-size:15px !important;margin-bottom:6px !important}.product-app-chip .nm{font-size:14px !important;line-height:1.7 !important}}.tech-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}.tech-card{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:28px 24px;transition:all .22s ease;position:relative;overflow:hidden}.tech-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:3px;background:var(--accent);transform:scaleX(0);transform-origin:left;transition:transform .3s}.tech-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:var(--shadow)}.tech-card:hover::before{transform:scaleX(1)}.tech-num{font-family:var(--display);font-size:42px;font-weight:700;color:var(--accent);line-height:1;margin-bottom:16px;opacity:.8}.tech-icon{width:48px;height:48px;border-radius:4px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;margin-bottom:18px}.tech-icon svg{width:24px;height:24px;stroke:var(--accent)}.tech-card h3{font-family:var(--display);font-size:21px;font-weight:700;margin-bottom:12px;color:#fff}.tech-card p{font-size:17px;color:var(--ink-soft);line-height:1.7}.tech-card .tech-list{list-style:none;margin-top:16px;display:grid;gap:8px}.tech-card .tech-list li{font-size:16px;color:var(--ink-mute);display:flex;align-items:center;gap:8px}.tech-card .tech-list li::before{content:'';width:5px;height:5px;background:var(--accent);border-radius:50%;flex-shrink:0}.process-section{background:var(--bg-2);position:relative;overflow:hidden}.process-section .grating-pattern-accent{position:absolute;inset:0;opacity:.3;-webkit-mask-image:radial-gradient(80% 60% at 50% 50%,#000,transparent 70%);mask-image:radial-gradient(80% 60% at 50% 50%,#000,transparent 70%)}.process-section .container{position:relative}.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:0;position:relative}.process-step{padding:24px 20px;position:relative;text-align:center;border-right:1px solid var(--line)}.process-step:last-child{border-right:none}.process-step .step-num{font-family:var(--display);font-size:17px;font-weight:700;color:var(--accent);letter-spacing:.1em;margin-bottom:14px}.process-step .step-icon{width:64px;height:64px;border-radius:50%;background:var(--surface-dark);border:2px solid var(--line);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;transition:.25s}.process-step:hover .step-icon{border-color:var(--accent);background:var(--accent-soft)}.process-step .step-icon svg{width:28px;height:28px;stroke:var(--accent)}.process-step h3{font-family:var(--display);font-size:19px;font-weight:700;color:#fff;margin-bottom:10px}.process-step p{font-size:16px;color:var(--ink-mute);line-height:1.65}.factory-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.factory-visual{position:relative;aspect-ratio:4/3;border-radius:var(--radius-lg);overflow:hidden;background:var(--bg-3);border:1px solid var(--line)}.factory-stats{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:28px}.fstat{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center}.fstat .num{font-family:var(--display);font-size:40px;font-weight:700;color:var(--accent);line-height:1}.fstat .lbl{font-size:15px;color:var(--ink-mute);margin-top:8px;letter-spacing:.04em}.app-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.app-chip{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:.22s;cursor:pointer}.app-chip:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--accent)}.app-chip .nm{font-family:var(--display);font-weight:700;font-size:19px;line-height:1.3;color:#fff}.app-chip .ds{font-size:16px;color:var(--ink-mute);margin-top:8px;line-height:1.6}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.ccard{contain:layout paint;content-visibility:visible;;background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;transition:.22s;cursor:pointer}.ccard:hover{box-shadow:var(--shadow);transform:translateY(-4px);border-color:var(--accent)}.ccard .thumb{position:relative;aspect-ratio:16/9;background:var(--bg-3);border-bottom:1px solid var(--line);overflow:hidden}.ccard .thumb .frp-swatch{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60%;height:55%}.ccard .case-tag{position:absolute;top:12px;left:12px;font-family:var(--display);font-size:10px;letter-spacing:.1em;text-transform:uppercase;background:var(--accent);color:var(--ink-dark);padding:4px 10px;border-radius:2px;font-weight:600}.ccard .body{padding:18px 20px}.ccard .place{font-family:var(--display);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}.ccard h3{font-family:var(--display);font-size:17.5px;font-weight:600;line-height:1.35;color:#fff}.ccard .body p{font-size:14.5px;line-height:1.65;color:var(--ink-soft);margin-top:8px}.cta-band{background:var(--deep);color:#fff;padding:72px 0;position:relative;overflow:hidden}.cta-band .grating-pattern{position:absolute;inset:0;opacity:.25}.cta-band .container{position:relative;display:flex;align-items:center;justify-content:space-between;gap:36px;flex-wrap:wrap}.cta-band h2{font-family:var(--display);font-size:clamp(24px,3vw,34px);font-weight:700;max-width:560px;line-height:1.15}.cta-band p{color:var(--ink-soft);margin-top:12px;max-width:500px;font-size:17px;line-height:1.7}footer{background:var(--deep);color:var(--ink-mute);padding:60px 0 28px;border-top:1px solid var(--line)}.foot-grid{display:grid;grid-template-columns:2fr 1.5fr 1fr 1fr;gap:32px;margin-bottom:44px}.foot-grid h4{color:#fff;font-family:var(--display);font-size:14px;letter-spacing:.1em;text-transform:uppercase;margin-bottom:14px}.foot-grid a{display:block;font-size:14px;padding:5px 0;transition:.2s;color:var(--ink-mute);line-height:1.4}.foot-grid > div:nth-child(2){display:grid;grid-template-columns:1fr 1fr;gap:0 16px;align-content:start}.foot-grid > div:nth-child(2) h4{grid-column:1/-1;margin-bottom:12px}.foot-grid > div:nth-child(2) a{padding:4px 0;font-size:13.5px}.foot-grid > div:nth-child(3){display:grid;grid-template-columns:1fr 1fr;gap:0 12px;align-content:start}.foot-grid > div:nth-child(3) h4{grid-column:1/-1;margin-bottom:12px}.foot-grid > div:nth-child(3) a{padding:4px 0;font-size:13.5px}.foot-grid a:hover{color:var(--accent)}.foot-brand{display:flex;flex-direction:column}.foot-brand-header{display:flex;align-items:flex-start;gap:20px;margin-bottom:12px;background:transparent !important}.foot-brand-header .footer-logo{margin-bottom:0}.foot-brand-text{flex:1}.foot-brand p{font-size:13.5px;max-width:100%;margin-top:0;line-height:1.6}.foot-contact{margin-top:12px;display:flex;gap:24px;flex-wrap:wrap;align-items:center}.foot-contact div{font-size:13.5px;display:flex;align-items:center;gap:8px;line-height:1.4}.foot-contact svg{width:16px;height:16px;stroke:var(--accent);flex-shrink:0}.foot-bottom{border-top:1px solid var(--line);padding-top:18px;padding-bottom:8px;display:flex;flex-direction:row;align-items:center;gap:24px;flex-wrap:wrap;font-size:13px}.foot-copyright{display:flex;flex-direction:row;gap:8px;align-items:center}.foot-company-name{font-weight:500}.foot-rights{color:var(--ink-mute);font-size:12.5px}.foot-contact-row{display:flex;gap:24px;flex-wrap:wrap;align-items:center;margin-right:24px}.foot-tagline-row{margin-left:0}.foot-tagline{color:var(--ink-mute);font-size:12.5px;white-space:nowrap}.page-head{background:var(--deep);color:#fff;padding:72px 0;position:relative;overflow:hidden}#view-detail .page-head{background:linear-gradient(135deg,rgba(8,16,24,.90) 0%,rgba(12,22,32,.82) 40%,rgba(8,16,24,.90) 100%),radial-gradient(ellipse 60% 80% at 85% 50%,rgba(240,165,0,.08),transparent 60%),url('https://gratingfrp.com/assets/images/GHVIFYalwg.webp') center/cover no-repeat}#view-detail .page-head .grating-pattern{opacity:.18}.page-head .grating-pattern{position:absolute;inset:0;opacity:.25}.page-head .container{position:relative}.breadcrumb{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-mute);margin-bottom:18px}.breadcrumb a{color:var(--accent)}.page-head h1{font-family:var(--display);font-size:clamp(28px,4vw,42px);font-weight:700;line-height:1.1;text-shadow:0 2px 16px rgba(0,0,0,.95),0 0 20px rgba(0,0,0,.7)}.page-head h2{text-shadow:0 2px 16px rgba(0,0,0,.95),0 0 20px rgba(0,0,0,.7)}.page-head p{color:var(--ink-soft);max-width:800px;margin-top:14px;font-size:18px;line-height:1.7;text-shadow:0 1px 8px rgba(0,0,0,.9)}.page-head .breadcrumb a,.page-head .breadcrumb span{text-shadow:0 1px 6px rgba(0,0,0,.8)}.detail-wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:44px;align-items:start}.detail-gallery{position:relative;aspect-ratio:1/1;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;display:flex;align-items:center;justify-content:center}.detail-gallery .frp-swatch{width:70%;height:65%;box-shadow:0 16px 40px rgba(0,0,0,.4)}.detail-color-row{display:flex;gap:10px;margin-top:16px}.detail-color-row .color-dot{width:32px;height:32px}.detail-side h2{font-family:var(--display);font-size:26px;font-weight:700;margin-bottom:14px;color:#fff}.detail-side .short{color:var(--ink-soft);font-size:16.5px;margin-bottom:22px;line-height:1.7}.feat-list{list-style:none;margin:22px 0;display:grid;gap:12px}.feat-list li{display:flex;gap:11px;align-items:flex-start;font-size:16px;color:var(--ink-soft);line-height:1.65}.feat-list svg{flex-shrink:0;margin-top:3px;color:var(--accent)}.spec-table{width:100%;border-collapse:collapse;margin-top:8px;font-size:15px}.spec-table th,.spec-table td{border:1px solid var(--line);padding:13px 16px;text-align:left}.spec-table th{background:var(--bg-3);font-weight:600;color:#fff;font-family:var(--display);letter-spacing:.04em}.spec-table td{color:var(--ink-soft);line-height:1.65}.spec-list{display:grid;gap:0;margin-top:8px}.spec-item{display:grid;grid-template-columns:180px 1fr;gap:20px;padding:14px 0;border-bottom:1px solid var(--line);align-items:baseline}.spec-item:last-child{border-bottom:none}.spec-label{font-family:var(--display);font-weight:600;color:#fff;font-size:15px;letter-spacing:.03em}.spec-value{color:var(--ink-soft);font-size:15px;line-height:1.65}@media (max-width:768px){.spec-item{grid-template-columns:1fr;gap:6px;padding:12px 0}.spec-label{font-size:14px}.spec-value{font-size:14px}}.block{border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--surface-dark);padding:30px;margin-top:36px}.block h3{font-family:var(--display);font-size:21px;font-weight:700;margin-bottom:18px;color:#fff}.block p{color:var(--ink-soft);margin-bottom:14px;font-size:16px;line-height:1.75}.faq-list{max-width:100%;margin:0;display:grid;gap:12px}.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface-dark);overflow:hidden;transition:.2s}.faq-item:hover{border-color:var(--accent)}.faq-q{width:100%;display:flex;justify-content:space-between;align-items:center;gap:16px;padding:22px 26px;background:none;border:0;text-align:left;font-family:var(--display);font-weight:600;font-size:17.5px;cursor:pointer;color:#fff;line-height:1.4}.faq-q .arrow{transition:transform .25s;flex-shrink:0;color:var(--accent)}.faq-item.open .arrow{transform:rotate(180deg)}.faq-a{display:none}.faq-a .in{padding:0 26px 24px;color:var(--ink-soft);font-size:16px;line-height:1.8}.contact-wrap{display:grid;grid-template-columns:1fr 1.25fr;gap:40px;align-items:stretch}.contact-info{display:flex;flex-direction:column;gap:18px;height:100%}.contact-info > .cinfo{flex-shrink:0}.contact-info > div[style*="background-image"]{flex:1;display:flex;flex-direction:column;justify-content:center}.cinfo{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius);padding:22px;display:flex;gap:16px;align-items:flex-start}.cinfo .cicon{width:44px;height:44px;border-radius:4px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0}.cinfo .cicon svg{width:20px;height:20px;stroke:var(--accent)}.cinfo h3{font-family:var(--display);font-size:16.5px;font-weight:600;margin-bottom:6px;color:#fff}.cinfo p{color:var(--ink-soft);font-size:15.5px;line-height:1.65}.form{display:grid;gap:16px;background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:32px;height:100%;align-content:start}.form h2{font-family:var(--display);font-size:22px;font-weight:700;margin-bottom:6px;color:#fff}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field label{display:block;font-family:var(--display);font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;margin-bottom:8px;color:var(--ink-soft)}.field label .req{color:var(--danger)}.field input,.field select,.field textarea{width:100%;padding:13px 15px;border:1px solid var(--line);border-radius:var(--radius);font-family:var(--body);font-size:15.5px;color:#fff;background:var(--bg-3);transition:.15s}.field input::placeholder,.field textarea::placeholder{color:var(--ink-mute)}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:-1px;border-color:var(--accent)}.field textarea{min-height:120px;resize:vertical}.field.full{grid-column:1/-1}.form-note{font-size:13.5px;color:var(--ink-mute);line-height:1.6}.toast{position:fixed;bottom:28px;left:50%;transform:translateX(-50%);background:var(--accent);color:var(--ink-dark);padding:14px 26px;border-radius:var(--radius);box-shadow:var(--shadow);z-index:200;opacity:0;transition:.3s;pointer-events:none;font-size:15.5px;font-weight:500;max-width:90%;text-align:center}.toast.show{opacity:1}.blog-grid{display:grid;grid-template-columns:1fr;gap:24px}.bcard{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;contain:layout paint;transition:.25s;cursor:pointer;display:grid;grid-template-columns:280px 1fr;gap:0}
/* 首页博客6篇3列布局 */
#home-blog{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
#home-blog .bcard{grid-template-columns:1fr;display:flex;flex-direction:column}
#home-blog .bcard .thumb{width:100%;height:200px;overflow:hidden}
@media (max-width:640px){#home-blog .bcard .thumb{height:170px}}
#home-blog .bcard .thumb img{width:100%;height:100%;object-fit:cover}
#home-blog .bcard .body{padding:20px}
@media (max-width:1024px){#home-blog{grid-template-columns:repeat(2,1fr)}}
@media (max-width:640px){#home-blog{grid-template-columns:1fr}}
.bcard:hover{box-shadow:0 8px 24px rgba(0,0,0,.3);transform:translateY(-2px);border-color:var(--accent)}.bcard .bcard .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s ease}.bcard:hover .thumb img{transform:scale(1.05)}.bcard .body{padding:28px 32px;display:flex;flex-direction:column;justify-content:center}.bcard .cat{font-family:var(--display);font-size:14px;letter-spacing:.12em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;font-weight:700;display:inline-flex;align-items:center;gap:8px}.bcard .cat::before{content:'';width:30px;height:3px;background:var(--accent)}.bcard h3{font-family:var(--display);font-size:24px;font-weight:700;line-height:1.35;color:#fff;margin-bottom:12px;transition:color .2s}.bcard:hover h3{color:var(--accent)}.bcard .body p{font-size:17px;line-height:1.7;color:var(--ink-soft);margin-bottom:16px}.bcard .blog-meta-row{display:flex;align-items:center;gap:16px;font-size:15px;color:var(--ink-mute);flex-wrap:wrap}.bcard .blog-meta-row span{display:inline-flex;align-items:center;gap:5px}.bcard .more{display:inline-flex;align-items:center;gap:6px;font-family:var(--display);font-size:13px;font-weight:600;color:var(--accent);margin-top:12px;letter-spacing:.05em;text-transform:uppercase;transition:gap .2s}.bcard:hover .more{gap:10px}.blog-article{max-width:820px;margin:0 auto}.blog-article h3{font-family:var(--display);font-size:30px;font-weight:700;color:#fff;margin:44px 0 22px;line-height:1.35}.blog-article h4{font-family:var(--display);font-size:24px;font-weight:700;color:#fff;margin:36px 0 18px;line-height:1.45}.blog-article p{font-size:22px;line-height:1.9;color:var(--ink);margin-bottom:22px}.blog-article table{width:100%;border-collapse:collapse;margin:28px 0;font-size:18px}.blog-article table th{background:var(--surface-dark);padding:14px 16px;text-align:left;color:var(--accent);font-weight:600;border:1px solid var(--line)}.blog-article table td{padding:14px 16px;border:1px solid var(--line);color:var(--ink);line-height:1.7}.blog-article ul,.blog-article ol{margin:22px 0;padding-left:28px;font-size:21px;line-height:1.85;color:var(--ink)}.blog-article li{margin-bottom:10px}.blog-article strong{color:#fff;font-weight:600}.blog-article em{color:var(--ink-soft);font-style:italic}.blog-meta{margin-top:44px;padding-top:28px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.blog-meta div{font-size:15px;color:var(--ink-mute)}.blog-article-header{margin-bottom:32px;padding-bottom:28px;border-bottom:1px solid var(--line)}.blog-category-badge{display:inline-block;background:linear-gradient(135deg,var(--accent),#e69500);color:var(--ink-dark);font-family:var(--display);font-size:12px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;padding:6px 14px;border-radius:20px;margin-bottom:20px}.blog-article-title{font-family:var(--display);font-size:40px;font-weight:800;color:#fff;line-height:1.2;margin:0 0 20px 0;letter-spacing:-0.01em}.blog-article-meta{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-size:14.5px;color:var(--ink-soft)}.blog-article-meta .meta-item{display:flex;align-items:center;gap:6px}.blog-article-meta .meta-item svg{color:var(--accent);flex-shrink:0}.blog-article-meta .meta-sep{color:var(--ink-mute);font-weight:bold}.like-btn{background:none;border:none;color:var(--ink-soft);cursor:pointer;display:flex;align-items:center;gap:5px;font-size:14px;padding:4px 8px;border-radius:20px;transition:all .2s;font-family:inherit}.like-btn:hover{background:rgba(240,165,0,.1);color:var(--accent)}.like-btn.liked{color:#e74c3c}.like-btn.liked svg{fill:#e74c3c;stroke:#e74c3c}.like-btn.liked:hover{background:rgba(231,76,60,.1)}.views-count,.like-count{font-weight:600}.blog-detail-layout{display:grid;grid-template-columns:1fr 340px;gap:40px;max-width:100%;width:100%;margin:0 auto;align-items:start;padding:0 16px}.blog-article-main{min-width:0}.blog-cover-image{aspect-ratio:16/9;background:var(--bg-3);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:36px;box-shadow:0 8px 32px rgba(0,0,0,.3)}.blog-article-content{font-size:17px;line-height:1.9;color:var(--ink)}.blog-article-content h1{font-family:var(--display);font-size:32px;font-weight:700;color:#fff;margin:40px 0 20px;line-height:1.25;padding-bottom:12px;border-bottom:3px solid var(--accent)}.blog-article-content h2{font-family:var(--display);font-size:34px;font-weight:700;color:#fff;margin:52px 0 24px;line-height:1.3;padding:14px 0 14px 20px;border-left:5px solid var(--accent);background:linear-gradient(90deg,rgba(240,165,0,.08),transparent);border-radius:0 8px 8px 0}.blog-article-content h3{font-family:var(--display);font-size:28px;font-weight:700;color:#fff;margin:40px 0 18px;line-height:1.35;padding-left:14px;border-left:3px solid var(--accent)}.blog-article-content h4{font-family:var(--display);font-size:23px;font-weight:700;color:var(--accent);margin:28px 0 14px;line-height:1.45}.blog-article-content p{font-size:17px;line-height:1.9;color:var(--ink);margin-bottom:20px;letter-spacing:0;text-align:justify;text-justify:inter-word;word-break:break-word;overflow-wrap:break-word}.blog-article-content strong{color:#fff;font-weight:700;background:linear-gradient(transparent 60%,rgba(240,165,0,.25) 60%);padding:0 2px}.blog-article-content em{color:var(--ink-soft);font-style:italic}.blog-article-content a{color:var(--accent);text-decoration:none;border-bottom:2px solid rgba(240,165,0,.4);padding-bottom:1px;transition:all .2s;font-weight:500}.blog-article-content a:hover{color:#ffb84d;border-bottom-color:var(--accent)}.blog-article-content ul,.blog-article-content ol{margin:26px 0;padding-left:32px;font-size:21px;line-height:1.9;color:var(--ink)}.blog-article-content ul{list-style:none}.blog-article-content ul li{position:relative;margin-bottom:12px;padding-left:8px;text-align:justify;text-justify:inter-word;word-break:break-word;overflow-wrap:break-word}.blog-article-content ul li::before{content:'▸';position:absolute;left:-24px;color:var(--accent);font-weight:bold;font-size:14px}.blog-article-content ol li{margin-bottom:12px;padding-left:8px}.blog-article-content blockquote{border-left:5px solid var(--accent);padding:20px 28px;margin:32px 0;background:linear-gradient(135deg,var(--surface-dark),rgba(240,165,0,.05));border-radius:0 12px 12px 0;color:var(--ink-soft);font-style:italic;font-size:18px;line-height:1.85;box-shadow:0 4px 16px rgba(0,0,0,.15)}.blog-article-content blockquote p{margin-bottom:0;font-size:18px}.blog-article-content img{max-width:100%;width:100%;height:auto;border-radius:12px;margin:32px 0;box-shadow:0 8px 32px rgba(0,0,0,.3);border:1px solid var(--line);transition:transform .3s,box-shadow .3s}.blog-article-content img:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(0,0,0,.4)}.blog-article-content video,.blog-article-content iframe{max-width:100%;width:100%;aspect-ratio:16/9;border-radius:12px;margin:32px 0;box-shadow:0 8px 32px rgba(0,0,0,.3);border:1px solid var(--line)}.blog-article-content hr{border:none;height:2px;background:linear-gradient(90deg,transparent,var(--accent),transparent);margin:48px 0}.blog-article-content table{width:100%;border-collapse:collapse;margin:32px 0;font-size:16px;border-radius:12px;overflow:hidden;box-shadow:0 6px 24px rgba(0,0,0,.2)}.blog-article-content table th{background:linear-gradient(135deg,var(--accent),#e69500);color:var(--ink-dark);padding:16px 20px;text-align:left;font-weight:700;font-family:var(--display);font-size:15.5px;letter-spacing:0.02em;text-transform:uppercase}.blog-article-content table td{padding:15px 20px;border-bottom:1px solid var(--line);color:var(--ink);line-height:1.7;font-size:16px}.blog-article-content table tr:nth-child(even) td{background:rgba(240,165,0,.03)}.blog-article-content table tr:hover td{background:rgba(240,165,0,.08)}.blog-article-content table tr:last-child td{border-bottom:none}.blog-meta-bottom{margin-top:48px;padding-top:28px;border-top:2px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap}.blog-meta-info{font-size:14.5px;color:var(--ink-mute);line-height:1.8}.meta-label{color:var(--accent);font-weight:600;font-family:var(--display);font-size:12px;text-transform:uppercase;letter-spacing:.08em;margin-right:6px}.meta-sep{margin:0 12px;color:var(--line)}.blog-toc-sidebar{position:sticky;top:100px}.toc-sticky{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;max-height:calc(100vh - 140px);overflow-y:auto}.toc-header{display:flex;justify-content:space-between;align-items:center;cursor:pointer;user-select:none;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid var(--line)}.toc-header:hover .toc-title{color:#ffb84d}.toc-title{font-family:var(--display);font-size:20px;font-weight:700;color:var(--accent);text-transform:uppercase;letter-spacing:.1em;margin:0;padding:0;border:none;transition:color .2s}.toc-toggle{background:none;border:none;color:var(--ink-mute);cursor:pointer;padding:4px;border-radius:4px;transition:all .2s;display:flex;align-items:center;justify-content:center}.toc-toggle:hover{color:var(--accent);background:rgba(240,165,0,.1)}.toc-toggle svg{transition:transform .3s ease}.toc-collapsed .toc-toggle svg{transform:rotate(-90deg)}.toc-nav{display:flex;flex-direction:column;gap:4px;max-height:2000px;overflow:hidden;transition:max-height .3s ease,opacity .3s ease;opacity:1}.toc-collapsed .toc-nav{max-height:0;opacity:0}.toc-nav a{display:block;padding:12px 16px;font-size:19px;line-height:1.5;color:var(--ink-soft);text-decoration:none;border-radius:var(--radius);transition:all .2s;border-left:3px solid transparent}.toc-nav a:hover{color:var(--accent);background:var(--bg-3)}.toc-nav a.toc-h2{font-weight:600;padding-left:12px}.toc-nav a.toc-h3{padding-left:28px;font-size:18px}.toc-nav a.toc-h4{padding-left:44px;font-size:17px;color:var(--ink-mute)}.toc-nav a.active{color:var(--accent);background:var(--accent-soft);border-left-color:var(--accent);font-weight:600}@media (max-width:1100px){.blog-detail-layout{grid-template-columns:1fr;gap:32px;padding:0 24px}.blog-toc-sidebar{position:static;order:-1}.toc-sticky{max-height:none;position:static}}@media (max-width:640px){.blog-detail-layout{padding:0 16px;gap:24px}.blog-article-header{margin-bottom:24px;padding-bottom:20px}.blog-article-title{font-size:28px;line-height:1.25;margin-bottom:16px}.blog-article-meta{font-size:13px;gap:8px}.blog-category-badge{font-size:11px;padding:5px 12px;margin-bottom:16px}.blog-cover-image{margin-bottom:24px}.blog-article-content h1{font-size:28px;margin:36px 0 20px}.blog-article-content h2{font-size:23px;margin:36px 0 16px;padding:10px 0 10px 16px}.blog-article-content h3{font-size:20px;margin:28px 0 14px}.blog-article-content h4{font-size:17px}.blog-article-content p{font-size:16.5px;line-height:1.9}.blog-article-content ul,.blog-article-content ol{font-size:16.5px;padding-left:28px}.blog-article-content blockquote{font-size:16.5px;padding:16px 20px}.blog-article-content table{font-size:14px}.blog-article-content table th,.blog-article-content table td{padding:10px 12px}.blog-meta-bottom{flex-direction:column;align-items:flex-start;gap:16px}.related-grid{grid-template-columns:1fr}.post-nav{grid-template-columns:1fr}.author-card{flex-direction:column;text-align:center;padding:20px}.share-buttons{flex-wrap:wrap;gap:8px}.back-to-top{bottom:20px;right:20px;width:42px;height:42px;font-size:18px}}@media(max-width:640px){html,body{overflow-x:hidden!important;max-width:100vw!important;}.blog-detail-layout{overflow-x:hidden!important;max-width:100%!important;width:100%!important;padding:0 12px!important;}.blog-article-main{min-width:0!important;max-width:100%!important;}.blog-article-content{max-width:100%!important;overflow-x:hidden!important;overflow-wrap:break-word!important;word-wrap:break-word!important;word-break:normal!important;}.blog-article-content *{max-width:100%!important;}.blog-article-content img{max-width:100%!important;height:auto!important;display:block!important;}.blog-article-content table{max-width:100%!important;display:block!important;overflow-x:auto!important;-webkit-overflow-scrolling:touch!important;width:100%!important;}.blog-article-content pre{max-width:100%!important;overflow-x:auto!important;white-space:pre-wrap!important;word-wrap:break-word!important;}.blog-article-content p{font-size:15px!important;line-height:1.7!important;text-align:justify!important;text-justify:inter-word!important;overflow-wrap:break-word!important;}.blog-article-content ul,.blog-article-content ol{font-size:15px!important;padding-left:20px!important;}.blog-article-content blockquote{margin:16px 0!important;padding:12px 14px!important;}.blog-article-content h1{font-size:22px!important;}.blog-article-content h2{font-size:19px!important;padding:8px 0 8px 12px!important;}.blog-article-content h3{font-size:17px!important;}#blog-detail-content{max-width:100%!important;overflow-x:hidden!important;}#blog-content{max-width:100%!important;overflow-x:hidden!important;box-sizing:border-box!important;}}.reading-progress{position:fixed;top:0;left:0;width:0%;height:3px;background:linear-gradient(90deg,var(--accent),#ffb84d);z-index:9999;transition:width 0.1s ease;box-shadow:0 0 10px rgba(240,165,0,.5)}.back-to-top{position:fixed;bottom:30px;right:30px;width:48px;height:48px;border-radius:50%;background:var(--accent);color:var(--ink-dark);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 20px rgba(240,165,0,.4);opacity:0;visibility:hidden;transition:all 0.3s ease;z-index:9998;font-size:20px;font-weight:bold}.back-to-top.show{opacity:1;visibility:visible}.back-to-top:hover{transform:translateY(-3px);box-shadow:0 6px 25px rgba(240,165,0,.6)}.share-buttons{display:flex;gap:10px;margin:24px 0;padding:16px 20px;background:var(--surface-dark);border-radius:var(--radius);border:1px solid var(--line);align-items:center}.share-label{font-family:var(--display);font-size:13px;font-weight:600;color:var(--accent);text-transform:uppercase;letter-spacing:.08em;margin-right:10px}.share-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--line);background:var(--bg-3);color:var(--ink-soft);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;font-size:14px}.share-btn:hover{background:var(--accent);color:var(--ink-dark);border-color:var(--accent);transform:translateY(-2px)}.author-card{display:flex;gap:20px;padding:24px;background:var(--surface-dark);border-radius:var(--radius-lg);border:1px solid var(--line);margin:32px 0;align-items:center}.author-avatar{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--accent),#ffb84d);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:bold;color:var(--ink-dark);flex-shrink:0}.author-info h4{font-family:var(--display);font-size:18px;font-weight:600;color:#fff;margin-bottom:6px}.author-info p{font-size:14px;color:var(--ink-soft);line-height:1.6;margin:0}.related-posts{margin-top:48px;padding-top:36px;border-top:2px solid var(--line)}.related-posts h3{font-family:var(--display);font-size:22px;font-weight:700;color:#fff;margin-bottom:24px;display:flex;align-items:center;gap:12px}.related-posts h3::before{content:'';width:4px;height:24px;background:var(--accent);border-radius:2px}.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.related-card{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden;cursor:pointer;transition:all 0.25s}.related-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--accent)}.related-card .thumb{aspect-ratio:16/9;background:var(--bg-3);overflow:hidden}.related-card .thumb img{width:100%;height:100%;object-fit:cover}.related-card .body{padding:16px 18px}.related-card .cat{font-family:var(--display);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:8px}.related-card h4{font-family:var(--display);font-size:15px;font-weight:600;color:#fff;line-height:1.4;margin:0}.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:32px}.post-nav-item{padding:20px 24px;background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);cursor:pointer;transition:all 0.25s;text-decoration:none}.post-nav-item:hover{border-color:var(--accent);transform:translateY(-2px)}.post-nav-item.next{text-align:right}.post-nav-label{font-family:var(--display);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-mute);font-weight:600;margin-bottom:8px}.post-nav-title{font-family:var(--display);font-size:15px;font-weight:600;color:#fff;line-height:1.4}.faq-accordion{margin:24px 0;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.faq-item{border-bottom:1px solid var(--line)}.faq-item:last-child{border-bottom:none}.faq-question{width:100%;padding:16px 20px;background:var(--surface-dark);border:none;text-align:left;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;font-family:var(--display);font-size:16px;font-weight:600;color:#fff;transition:background 0.2s}.faq-question:hover{background:var(--bg-3)}.faq-question .faq-icon{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;color:var(--accent);font-size:20px;transition:transform 0.3s}.faq-item.open .faq-question .faq-icon{transform:rotate(45deg)}.faq-answer{max-height:none;overflow:visible}.faq-item.open .faq-answer{max-height:none}.faq-answer-inner{padding:16px 20px;font-size:15px;line-height:1.8;color:var(--ink-soft)}.toc-nav a{counter-increment:toc-counter}.toc-nav{counter-reset:toc-counter}.toc-nav a.toc-h2::before{content:counter(toc-counter) '. ';color:var(--accent);font-weight:700;margin-right:4px}.blog-article-content img + em,.blog-article-content img + p em{display:block;text-align:center;font-size:13px;color:var(--ink-mute);margin-top:-16px;margin-bottom:24px;font-style:italic}@media (max-width:900px){.related-grid{grid-template-columns:1fr 1fr}.post-nav{grid-template-columns:1fr}}@media (max-width:640px){.related-grid{grid-template-columns:1fr}.author-card{flex-direction:column;text-align:center}.share-buttons{flex-wrap:wrap}.back-to-top{bottom:20px;right:20px;width:42px;height:42px}}.video-badge{position:absolute;bottom:12px;right:12px;z-index:5;display:flex;align-items:center;gap:6px;background:rgba(10,18,26,.9);backdrop-filter:blur(6px);border:1px solid rgba(240,165,0,.4);border-radius:20px;padding:6px 12px;color:var(--accent);font-family:var(--display);font-size:11px;font-weight:600;letter-spacing:.06em}.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}.about-grid .thumb{position:relative;aspect-ratio:4/3;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius-lg);overflow:hidden}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:52px}.value-card{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:26px;text-align:center;transition:.2s}.value-card:hover{border-color:var(--accent);transform:translateY(-3px)}.value-card .vicon{width:52px;height:52px;border-radius:50%;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.value-card .vicon svg{width:24px;height:24px;stroke:var(--accent)}.value-card h3{font-family:var(--display);font-size:18px;font-weight:600;margin-bottom:10px;color:#fff}.value-card p{font-size:15px;color:var(--ink-soft);line-height:1.7}@media (max-width:1024px){.hero-grid{grid-template-columns:1fr;gap:40px}.hero-visual{height:340px;max-width:480px;margin:0 auto}.grid-cards{grid-template-columns:repeat(2,1fr)}.tech-grid{grid-template-columns:repeat(2,1fr)}.app-grid{grid-template-columns:repeat(2,1fr)}.trust-grid{grid-template-columns:repeat(3,1fr);gap:24px}.process-grid{grid-template-columns:repeat(3,1fr)}.process-step:nth-child(3){border-right:none}.process-step:nth-child(4),.process-step:nth-child(5){border-top:1px solid var(--line)}.case-grid,.blog-grid{grid-template-columns:1fr 1fr}.detail-wrap,.contact-wrap,.about-grid,.factory-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr}}@media (max-width:1024px){.app-grid,.case-grid,.blog-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width:640px){nav.desktop{display:none}.hamburger{display:block}.grid-cards,.tech-grid,.app-grid,.case-grid,.blog-grid,.value-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:1fr 1fr;gap:20px}.foot-brand{grid-column:1/-1}.foot-brand-header{flex-direction:column;gap:10px}.foot-brand-header .footer-logo{margin-bottom:0}.foot-grid > div:nth-child(2){grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:0 12px}.foot-grid > div:nth-child(2) h4{grid-column:1/-1;margin-bottom:10px}.foot-grid > div:nth-child(2) a{padding:3px 0;font-size:12.5px;line-height:1.3}.foot-grid > div:nth-child(3){grid-column:1/2}.foot-grid > div:nth-child(3) a{padding:3px 0;font-size:12.5px;line-height:1.3}.foot-grid > div:nth-child(4){grid-column:2/3}.foot-grid > div:nth-child(4) a{padding:3px 0;font-size:12.5px;line-height:1.3}.foot-grid h4{font-size:12.5px;margin-bottom:10px}.foot-brand p{font-size:12px;line-height:1.5;margin-top:0}.foot-contact{margin-top:10px;gap:6px}.foot-contact div{font-size:12px;line-height:1.3}.bcard{grid-template-columns:1fr}.bcard .thumb{aspect-ratio:16/9;min-height:auto;border-right:none;border-bottom:1px solid var(--line)}.bcard .body{padding:18px 20px}.bcard h3{font-size:17px}.bcard .body p{font-size:13.5px}.trust-grid{grid-template-columns:1fr 1fr}.process-grid{grid-template-columns:1fr}.process-step{border-right:none;border-bottom:1px solid var(--line)}.process-step:last-child{border-bottom:none}.form-grid{grid-template-columns:1fr}.foot-bottom{flex-direction:column;gap:0px;font-size:11px;justify-content:center;text-align:center;padding-top:12px;padding-bottom:20px}.foot-copyright{flex-direction:column;gap:0px;align-items:center}.foot-company-name{font-size:11px;line-height:1.2}.foot-rights{font-size:10.5px;line-height:1.2;margin-top:0}.foot-contact-row{gap:8px;justify-content:center;line-height:1.2;margin-top:0}.foot-contact-row span{font-size:11px;line-height:1.2}.foot-tagline-row{margin-top:0;margin-left:0}.foot-tagline{font-size:10.5px;line-height:1.15;display:block}.foot-bottom span{line-height:1.2}.contact-wrap{grid-template-columns:1fr;gap:24px}.contact-info{gap:12px}.cinfo{padding:16px}.form{padding:22px}.hero{padding:72px 0 60px}.section{padding:60px 0}.hero-panel.p1{width:200px;height:140px}.hero-panel.p2{width:170px;height:125px}.hero-panel.p3{width:150px;height:110px}}@media (max-width:1024px){.grid-cards.related-products{grid-template-columns:repeat(2,1fr) !important}}@media (max-width:640px){.grid-cards.related-products{grid-template-columns:1fr !important}}.cat-cover{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:52px;display:grid;grid-template-columns:1.5fr 1fr;gap:40px;align-items:center;margin-bottom:44px}.cat-eyebrow{font-family:var(--display);font-size:16px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:16px}.cat-cover-left h2{font-family:var(--display);font-size:36px;font-weight:700;color:#fff;line-height:1.2;margin-bottom:14px}.cat-cover-left p{color:var(--ink-soft);font-size:18px;margin-bottom:24px;line-height:1.8}.cat-contact{display:grid;gap:10px;font-size:17px;color:var(--ink-mute);line-height:1.7}.cat-contact strong{color:var(--ink-soft);font-weight:600}.cat-company-name{font-family:var(--display);font-size:22px;font-weight:700;color:#fff;letter-spacing:.03em;line-height:1.3;margin-bottom:6px}.cat-company-tel{font-size:16px;color:var(--ink-mute);margin-top:6px}.cat-cover-right{display:flex;flex-direction:column;gap:14px}.cat-toc{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:44px;margin-bottom:44px}.cat-toc h3{font-family:var(--display);font-size:26px;font-weight:600;color:#fff;margin-bottom:26px}.cat-toc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.cat-toc-item{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);font-size:16px;color:var(--ink-soft);transition:.2s;line-height:1.4}.cat-toc-item:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-soft)}.cat-toc-item span{font-family:var(--display);font-weight:700;color:var(--accent);font-size:18px}.cat-product{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);margin-bottom:36px;overflow:hidden}.cat-product-head{display:flex;align-items:center;gap:28px;padding:32px 36px;background:var(--bg-3);border-bottom:1px solid var(--line)}.cat-num{font-family:var(--display);font-size:48px;font-weight:700;color:var(--accent);line-height:1;flex-shrink:0;opacity:.8}.cat-product-head h3{font-family:var(--display);font-size:32px;font-weight:700;color:#fff;margin-bottom:8px}.cat-product-head p{font-size:19px;color:var(--ink-soft);margin:0;line-height:1.7}.cat-product-body{display:grid;grid-template-columns:1fr 1.2fr 1.2fr;gap:32px;padding:32px 36px}.cat-product-img{background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);min-height:240px;overflow:hidden;position:relative}.cat-product-info h4{font-family:var(--display);font-size:21px;font-weight:700;color:#fff;margin-bottom:14px;margin-top:18px}.cat-product-info h4:first-child{margin-top:0}.cat-feat{list-style:none;display:grid;gap:11px;margin-bottom:12px}.cat-feat li{font-size:18px;color:var(--ink-soft);display:flex;align-items:flex-start;gap:12px;line-height:1.7}.cat-feat li::before{content:'';width:7px;height:7px;background:var(--accent);border-radius:50%;flex-shrink:0;margin-top:7px}.cat-colors{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:16px;color:var(--ink-mute)}.cat-color{width:26px;height:26px;border-radius:5px;flex-shrink:0;border:1px solid rgba(255,255,255,.15)}.cat-color.yellow{background:#E8A800}.cat-color.grey{background:#8A9597}.cat-color.red{background:#B83A2E}.cat-color.green{background:#2E8B57}.cat-product-spec h4{font-family:var(--display);font-size:18px;font-weight:600;color:#fff;margin-bottom:14px}.cat-spec-table{width:100%;border-collapse:collapse;font-size:18px}.cat-spec-table th{background:var(--bg-3);color:#fff;font-weight:700;padding:14px 16px;text-align:left;border:1px solid var(--line);width:35%}.cat-spec-table td{color:var(--ink-soft);padding:14px 16px;border:1px solid var(--line);line-height:1.6}.cat-footer{background:linear-gradient(135deg,var(--bg-3),var(--surface-dark));border:1px solid var(--accent);border-radius:var(--radius-lg);padding:48px;display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;margin-top:20px}.cat-footer-left h3{font-family:var(--display);font-size:28px;font-weight:600;color:#fff;margin-bottom:12px}.cat-footer-left p{color:var(--ink-soft);font-size:18px;max-width:560px;line-height:1.8}.cat-footer-right{display:flex;flex-direction:column;gap:14px}@media (max-width:1024px){.cat-product-body{grid-template-columns:1fr 1fr}.cat-toc-grid{grid-template-columns:repeat(2,1fr)}.cat-cover{grid-template-columns:1fr}}@media (max-width:640px){.cat-product-body{grid-template-columns:1fr}.cat-toc-grid{grid-template-columns:1fr}.cat-product-head{flex-direction:column;align-items:flex-start;gap:10px}}@media print{header.site-header,.mobile-menu,footer,.toast,.page-head .btn,.cat-footer-right .btn,.breadcrumb,.view:not(#view-catalogue),.floating-actions,.dark-mode-toggle,.lang-switcher,.font-adjuster{display:none !important}#view-catalogue{display:block !important;width:100% !important}html,body{height:auto !important;overflow:visible !important;background:#fff !important}body{background:#fff !important;color:#000 !important}.page-head{background:#fff !important;color:#000 !important;padding:20px 0 !important;page-break-after:avoid}.page-head h1,.page-head h2{color:#000 !important;text-shadow:none !important}.page-head p{color:#333 !important}.section{padding:20px 0 !important;page-break-inside:auto}.container{width:100% !important;max-width:100% !important;padding:0 20px !important}.cat-product{page-break-inside:avoid;margin-bottom:16px;border:1px solid #ccc}.cat-cover,.cat-toc,.cat-product,.cat-footer{background:#fff !important;border-color:#ccc !important;color:#000 !important}.cat-product-head{background:#f5f5f5 !important;page-break-after:avoid}.cat-product-head h3,.cat-cover-left h2,.cat-toc h3,.cat-footer-left h3{color:#000 !important}.cat-product-head p,.cat-cover-left p,.cat-contact,.cat-feat li,.cat-product-info h4,.cat-product-spec h4,.cat-footer-left p,.cat-spec-table td{color:#333 !important}.cat-spec-table{width:100%;border-collapse:collapse}.cat-spec-table th{background:#eee !important;color:#000 !important;border:1px solid #ccc}.cat-spec-table td{border:1px solid #ccc;padding:6px 10px}.cat-product-img{min-height:120px;page-break-inside:avoid}.cat-product-img img{max-width:100%;height:auto}.cat-footer{border-color:#ccc !important;page-break-before:avoid}.cat-toc{page-break-after:always}.cat-cover{page-break-after:always}img{max-width:100% !important;height:auto !important}*{color:#000 !important;text-shadow:none !important;box-shadow:none !important}.page-head-with-bg,.grating-pattern,.page-head-overlay{background:none !important}}.download-centre{background:var(--surface-dark);border:1px solid var(--line);border-radius:var(--radius-lg);padding:56px;margin-bottom:40px}.dc-head{text-align:center;margin-bottom:48px;max-width:800px;margin-left:auto;margin-right:auto}.dc-eyebrow{font-family:var(--display);font-size:15px;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);font-weight:600;margin-bottom:14px}.dc-head h3{font-family:var(--display);font-size:38px;font-weight:700;color:#fff;margin-bottom:16px;line-height:1.2}.dc-head p{color:var(--ink-soft);font-size:18px;line-height:1.8}.dc-list{display:grid;gap:22px}.dc-item{display:grid;grid-template-columns:72px 1fr auto;gap:28px;align-items:center;background:var(--bg-3);border:1px solid var(--line);border-radius:var(--radius);padding:30px 36px;transition:.2s}.dc-item:hover{border-color:var(--accent);background:var(--surface-dark)}.dc-icon{width:72px;height:72px;border-radius:10px;background:var(--accent-soft);display:flex;align-items:center;justify-content:center;flex-shrink:0}.dc-icon svg{width:36px;height:36px;stroke:var(--accent)}.dc-info h4{font-family:var(--display);font-size:24px;font-weight:600;color:#fff;margin-bottom:10px;line-height:1.3}.dc-info p{font-size:17px;color:var(--ink-soft);margin-bottom:12px;line-height:1.8}.dc-meta{display:flex;gap:14px;font-size:15px;color:var(--ink-mute);flex-wrap:wrap}.dc-meta span{background:var(--bg-3);border:1px solid var(--line);padding:6px 14px;border-radius:5px;font-family:var(--display);letter-spacing:.04em;font-weight:500}.dc-actions{display:flex;gap:14px;flex-shrink:0}.dc-btn{font-family:var(--display);font-size:16px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;padding:14px 28px;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;transition:.2s}.dc-btn.preview{background:transparent;border-color:var(--accent);color:var(--accent)}.dc-btn.preview:hover{background:var(--accent);color:var(--ink-dark)}.dc-btn.download{background:var(--accent);color:var(--ink-dark)}.dc-btn.download:hover{background:var(--accent-dark);color:#fff}.preview-modal{display:none;position:fixed;inset:0;z-index:300;background:#000;backdrop-filter:none;align-items:center;justify-content:center;padding:0}.preview-modal.open{display:flex}.preview-modal-content{background:var(--surface-dark);border:none;border-radius:0;width:100%;max-width:100%;max-height:100vh;display:flex;flex-direction:column;overflow:hidden;box-shadow:none}.preview-modal-head{display:flex;justify-content:space-between;align-items:center;padding:4px 12px;border-bottom:1px solid #2a3a4a;background:#0a121a}.preview-modal-head h3{font-family:var(--display);font-size:16px;font-weight:600;color:#fff}.preview-modal-close{background:rgba(255,255,255,.1);border:2px solid rgba(255,255,255,.3);color:#fff;cursor:pointer;font-size:28px;font-weight:900;width:48px;height:48px;border-radius:8px;display:flex;align-items:center;justify-content:center;transition:.2s;line-height:1}.preview-modal-close:hover{background:var(--accent);color:#000;border-color:var(--accent);transform:scale(1.08)}.preview-modal-body{flex:1;overflow-y:auto;padding:0;background:#1a1a1a;color:#333;display:flex;flex-direction:column;align-items:center}.preview-modal-body .pdf-page{max-width:100%;margin:0;padding:0;border:none;box-shadow:none;min-height:100vh}.preview-modal-body .pdf-page h2{font-family:var(--display);font-size:22px;color:var(--ink-dark);margin-bottom:16px;border-bottom:2px solid var(--accent);padding-bottom:10px}.preview-modal-body .pdf-page p{font-size:14px;line-height:1.8;color:#444;margin-bottom:12px}.preview-modal-body .pdf-page .pdf-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;color:#999;gap:12px}.preview-modal-body .pdf-page .pdf-placeholder svg{width:64px;height:64px;stroke:#ccc}.preview-modal-foot{padding:6px 16px;border-top:1px solid #2a3a4a;background:#0a121a;display:flex;justify-content:space-between;align-items:center}.preview-modal-foot span{font-size:12px;color:var(--ink-mute)}@media (max-width:768px){.download-centre{padding:24px 16px !important;margin-bottom:24px !important}.dc-head{margin-bottom:24px !important;max-width:100% !important}.dc-eyebrow{font-size:12px !important;margin-bottom:8px !important}.dc-head h3{font-size:24px !important;line-height:1.2 !important;margin-bottom:10px !important}.dc-head p{font-size:14px !important;line-height:1.6 !important}.dc-list{gap:12px !important}.dc-item{grid-template-columns:1fr !important;gap:14px !important;padding:18px 16px !important}.dc-icon{width:48px !important;height:48px !important;margin:0 auto !important}.dc-icon svg{width:24px !important;height:24px !important}.dc-info{text-align:center !important}.dc-info h4{font-size:18px !important;margin-bottom:6px !important}.dc-info p{font-size:13px !important;line-height:1.6 !important;margin-bottom:8px !important}.dc-meta{justify-content:center !important;font-size:11px !important;gap:8px !important}.dc-meta span{padding:3px 8px !important}.dc-actions{flex-direction:column !important;gap:8px !important}.dc-btn{width:100% !important;text-align:center !important;justify-content:center !important;font-size:13px !important;padding:10px 16px !important}.cat-cover{padding:24px 16px !important;grid-template-columns:1fr !important;gap:20px !important;margin-bottom:24px !important}.cat-eyebrow{font-size:12px !important;margin-bottom:8px !important}.cat-cover-left h2{font-size:22px !important;margin-bottom:8px !important}.cat-cover-left p{font-size:13px !important;margin-bottom:14px !important}.cat-company-name{font-size:16px !important}.cat-company-tel{font-size:12px !important}.cat-contact{font-size:12px !important;gap:6px !important}.cat-toc{padding:20px 16px !important;margin-bottom:24px !important}.cat-toc h3{font-size:18px !important;margin-bottom:16px !important}.cat-toc-grid{grid-template-columns:1fr 1fr !important;gap:8px !important}.cat-toc-item{font-size:12px !important;padding:10px 12px !important;gap:8px !important}.cat-toc-item span{font-size:13px !important}.cat-product{margin-bottom:20px !important}.cat-product-head{padding:16px !important;gap:12px !important;flex-direction:column !important;align-items:flex-start !important}.cat-num{font-size:32px !important}.cat-product-head h3{font-size:18px !important;margin-bottom:4px !important}.cat-product-head p{font-size:13px !important}.cat-product-body{grid-template-columns:1fr !important;gap:16px !important;padding:16px !important}.cat-product-img{min-height:160px !important}.cat-product-info h4{font-size:14px !important;margin-bottom:8px !important;margin-top:12px !important}.cat-feat{gap:6px !important}.cat-feat li{font-size:12px !important;gap:6px !important}.cat-colors{font-size:12px !important;gap:8px !important}.cat-color{width:18px !important;height:18px !important}.cat-product-spec h4{font-size:14px !important;margin-bottom:8px !important}.cat-spec-table{font-size:12px !important}.cat-spec-table th,.cat-spec-table td{padding:6px 8px !important}.cat-footer{padding:20px 16px !important;flex-direction:column !important;align-items:flex-start !important;gap:16px !important}.cat-footer-left h3{font-size:18px !important;margin-bottom:6px !important}.cat-footer-left p{font-size:13px !important}.preview-modal{padding:0 !important}.preview-modal-content{max-height:100vh !important}.preview-modal-head{padding:12px 16px !important}.preview-modal-head h3{font-size:14px !important}.preview-modal-body{padding:16px !important}.preview-modal-body .pdf-page{padding:20px !important;min-height:300px !important}.preview-modal-body .pdf-page h2{font-size:16px !important}.preview-modal-body .pdf-page p{font-size:12px !important}.preview-modal-foot{padding:10px 16px !important;flex-direction:column !important;gap:8px !important}}@media (max-width:480px){.dc-head h3{font-size:20px !important}.dc-info h4{font-size:16px !important}.cat-cover-left h2{font-size:18px !important}.cat-toc-grid{grid-template-columns:1fr !important}}@media (max-width:768px){.email-modal{padding:16px !important;align-items:center !important;justify-content:center !important;overflow-y:auto !important}.email-modal > div{max-width:100% !important;max-height:88vh !important;overflow-y:auto !important;margin:auto !important}.email-modal > div > div:last-child{padding:24px 18px !important;padding-top:50px !important}.email-modal button[onclick="closeEmailModal()"]{top:8px !important;right:8px !important;font-size:24px !important;width:36px !important;height:36px !important;background:rgba(255,255,255,.1) !important;color:#fff !important}.email-modal h3{font-size:18px !important}.email-modal p{font-size:13px !important}.email-modal label{font-size:12px !important}.email-modal input{padding:10px 12px !important;font-size:14px !important}.email-modal button[type="submit"]{padding:12px !important;font-size:14px !important}.email-modal button[type="button"]{padding:10px !important;font-size:13px !important}}.contact-promo-overlay{background:linear-gradient(135deg,rgba(10,18,26,.72),rgba(10,18,26,.62)) !important}.contact-promo-content,.contact-promo-content *{color:#fff !important}.contact-promo-content .grating-pattern{opacity:.12 !important}body.light-mode .contact-info > div.contact-promo-card[style*="background-image"]{background-image:url('https://gratingfrp.com/assets/images/JIcsodJoUX.webp') !important;background-size:cover !important;background-position:center !important;background-repeat:no-repeat !important;background-color:transparent !important}body.light-mode .contact-info > div.contact-promo-card[style*="background-image"] *{color:#fff !important}body.light-mode .contact-info > div.contact-promo-card[style*="background-image"] .contact-promo-overlay{background:linear-gradient(135deg,rgba(10,18,26,.72),rgba(10,18,26,.62)) !important}.product-faq-section{margin-top:32px;padding:28px;background:var(--bg-soft);border-radius:12px;border:1px solid var(--line)}.faq-section-title{font-size:22px;font-weight:800;color:var(--text);margin-bottom:20px;padding-bottom:12px;border-bottom:2px solid #f5b800}.faq-item{border-bottom:1px solid var(--line);padding:14px 0;cursor:pointer;transition:background .2s}.faq-item:hover{background:var(--bg)}.faq-question{display:flex;align-items:center;justify-content:flex-start;text-align:left;gap:14px;font-size:16px;font-weight:600;color:var(--text)}.faq-icon{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;background:linear-gradient(135deg,#f5b800,#ff9500);color:#8b0000;border-radius:50%;font-weight:900;font-size:25px;flex-shrink:0;box-shadow:0 2px 8px rgba(245,184,0,0.4)}.faq-answer{display:none;margin-top:14px;margin-left:46px;font-size:15px;color:var(--ink-soft);line-height:1.8}.faq-item.active .faq-icon{background:linear-gradient(135deg,#ff6b35,#ff4500);color:#fff}.selection-guide-section,.installation-guide-section{margin-top:32px;padding:28px;background:var(--bg-soft);border-radius:12px;border:1px solid var(--line)}.guide-section-title{font-family:var(--display);font-size:24px;font-weight:800;color:var(--text);margin-bottom:24px;padding-bottom:16px;border-bottom:2px solid var(--accent)}.guide-block{margin-bottom:28px}.guide-block:last-child{margin-bottom:0}.guide-subtitle{font-family:var(--display);font-size:18px;font-weight:700;color:var(--text);margin-bottom:16px}.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:14px}.guide-card{display:flex;gap:12px;padding:16px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--line);transition:all .3s ease}.guide-card:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 4px 12px rgba(245,184,0,.15)}.guide-color-dot{width:12px;height:12px;min-width:12px;border-radius:50%;margin-top:4px}.guide-card-content strong{display:block;font-size:14px;font-weight:700;color:var(--text);margin-bottom:4px}.guide-card-content p{font-size:13px;color:var(--ink-soft);line-height:1.5;margin:0}.install-steps{display:flex;flex-direction:column;gap:16px}.install-step{display:flex;gap:20px;padding:20px;background:var(--bg);border-radius:var(--radius);border:1px solid var(--line);transition:all .3s ease}.install-step:hover{border-color:var(--accent);box-shadow:0 4px 12px rgba(245,184,0,.15)}.step-number{display:flex;align-items:center;justify-content:center;width:48px;height:48px;min-width:48px;background:var(--accent);color:#0a121a;border-radius:50%;font-family:var(--display);font-size:22px;font-weight:900}.step-content h4{font-family:var(--display);font-size:16px;font-weight:700;color:var(--text);margin-bottom:6px}.step-content p{font-size:14px;color:var(--ink-soft);line-height:1.6;margin:0}@media(max-width:768px){.selection-guide-section,.installation-guide-section{padding:20px}.guide-section-title{font-size:20px}.guide-grid{grid-template-columns:1fr}.install-step{padding:16px;gap:14px}.step-number{width:40px;height:40px;min-width:40px;font-size:18px}}.product-faq-section .faq-answer{max-height:none !important;overflow:visible !important;color:#b0c4d8 !important;font-size:15px !important;line-height:1.8 !important;text-align:left !important}.product-faq-section .faq-item.open .faq-answer{display:block !important}body.light-mode .product-faq-section .faq-answer{color:#2c3e50 !important}.product-faq-section .faq-answer-inner{max-height:none !important;overflow:visible !important}.advantages-section{position:relative;padding:80px 0;overflow:hidden}.advantages-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:40px}.advantage-card{position:relative;background:linear-gradient(135deg,rgba(26,37,48,0.95),rgba(20,30,40,0.98));border:1px solid rgba(245,184,0,0.2);border-radius:12px;padding:20px;transition:all .3s ease;overflow:hidden}body.light-mode .advantage-card{background:linear-gradient(135deg,#ffffff,#f8f9fa);border:1px solid #e0e0e0}.advantage-card:hover{transform:translateY(-4px);border-color:var(--accent);box-shadow:0 8px 24px rgba(245,184,0,0.2)}.adv-num{position:absolute;top:12px;right:16px;font-size:36px;font-weight:900;color:var(--accent);opacity:0.25}.advantage-card h3{font-size:20px;font-weight:800;color:#fff;margin-bottom:12px;padding-right:45px;line-height:1.3}body.light-mode .advantage-card h3{color:#1a1a2e}.advantage-card p{font-size:16px;color:#c0d0e0;line-height:1.7;font-weight:500}body.light-mode .advantage-card p{color:#3a3a4a}@media(max-width:1024px){.advantages-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:640px){.advantages-grid{grid-template-columns:1fr}.advantage-card h3{font-size:17px}.advantage-card p{font-size:15px}}.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta-band h2{font-size:28px;font-weight:800;white-space:nowrap;margin-bottom:12px}.cta-band p{font-size:16px;line-height:1.6;max-width:700px}.cta-band .btn{flex-shrink:0;margin-right:auto}@media(max-width:900px){.cta-band .container{flex-direction:column;text-align:center}.cta-band h2{white-space:normal;font-size:22px}.cta-band .btn{margin:20px auto 0}}.grid-cards .card h3{font-size:18px;font-weight:700}.grid-cards .card p{font-size:15px;font-weight:500;line-height:1.6}#view-detail .technicalSpecs table{font-size:18px;font-weight:500}#view-detail .technicalSpecs th{font-size:19px;font-weight:700}#view-detail .technicalSpecs td{font-size:18px;font-weight:500}#view-detail .applications .nm strong{font-size:19px;font-weight:700}#view-detail .applications .nm span{font-size:18px;font-weight:500}#view-detail .block h3{font-size:24px;font-weight:800}#view-detail .related-products .card h3{font-size:20px;font-weight:700}#view-detail .related-products .card p{font-size:17px;font-weight:500}#view-detail .detail-info li{font-size:18px;font-weight:500}#view-detail .detail-info strong{font-size:18px;font-weight:700}#view-detail .cta-band h2{font-size:28px;font-weight:800}#view-detail .cta-band p{font-size:18px;font-weight:500}.selection-guide-section h3,.installation-guide-section h3{font-size:20px;font-weight:800}.selection-guide-section h4,.installation-guide-section h4{font-size:17px;font-weight:700}.selection-guide-section p,.installation-guide-section p,.selection-guide-section li,.installation-guide-section li{font-size:16px;font-weight:500}.install-step-num{font-size:18px;font-weight:800}.install-step-title{font-size:17px;font-weight:700}#view-home .tech-card h3{font-size:19px;font-weight:700}#view-home .tech-card p{font-size:16px;font-weight:500}#view-home .tech-card li{font-size:15px;font-weight:500}#view-home .app-card h3{font-size:18px;font-weight:700}#view-home .app-card p{font-size:15px;font-weight:500}#view-home .factory-info h3{font-size:22px;font-weight:800}#view-home .factory-info p{font-size:16px;font-weight:500}#view-home .factory-info li{font-size:16px;font-weight:500}#view-home .blog-card h3{font-size:18px;font-weight:700}#view-home .blog-card p{font-size:15px;font-weight:500}#view-home .trust-item h3{font-size:24px;font-weight:800}#view-home .trust-item p{font-size:15px;font-weight:500}#view-home .process-step h3{font-size:18px;font-weight:700}#view-home .process-step p{font-size:15px;font-weight:500}#view-home .cta-band h2{font-size:28px;font-weight:800}#view-home .cta-band p{font-size:17px;font-weight:500}#view-home .hero h1{font-size:48px;font-weight:900}#view-home .hero p{font-size:18px;font-weight:500}#view-home .section-title{font-size:32px;font-weight:800 !important}#view-home .section-sub{font-size:17px;font-weight:500 !important}#view-home .kicker{font-size:14px;font-weight:700 !important}#view-home .pcard h3{font-size:19px;font-weight:700 !important}#view-home .pcard p{font-size:16px;font-weight:500 !important}#view-home .pcard .cat-label{font-size:13px;font-weight:600 !important}#view-home .pcard .more{font-size:15px;font-weight:600 !important}#view-home .tech-card h3{font-size:19px;font-weight:700 !important}#view-home .tech-card p{font-size:16px;font-weight:500 !important}#view-home .tech-card li{font-size:15px;font-weight:500 !important}#view-home .trust-item .t1{font-size:24px;font-weight:800 !important}#view-home .trust-item .t2{font-size:15px;font-weight:500 !important}#view-home .process-step h3{font-size:18px;font-weight:700 !important}#view-home .process-step p{font-size:15px;font-weight:500 !important}#view-home .process-step .step-num{font-size:14px;font-weight:700 !important}#view-home .fstat .num{font-size:28px;font-weight:900 !important}#view-home .fstat .lbl{font-size:15px;font-weight:500 !important}#view-home .cta-band h2{font-size:28px;font-weight:800 !important}#view-home .cta-band p{font-size:17px;font-weight:500 !important}#view-home .hero h1{font-size:48px;font-weight:900 !important}#view-home .hero .lead{font-size:18px;font-weight:500 !important}#view-home .advantage-card h3{font-size:20px;font-weight:800 !important}#view-home .advantage-card p{font-size:16px;font-weight:500 !important}#view-home{font-size:16px}#view-home h1{font-size:48px !important;font-weight:900 !important}#view-home h2{font-size:32px !important;font-weight:800 !important}#view-home h3{font-size:20px !important;font-weight:700 !important}#view-home h4{font-size:18px !important;font-weight:700 !important}#view-home p{font-size:16px !important;font-weight:500 !important;line-height:1.7 !important}#view-home li{font-size:16px !important;font-weight:500 !important}#view-home span{font-size:inherit}#view-home .pcard h3{font-size:20px !important;font-weight:700 !important}#view-home .pcard p{font-size:16px !important;font-weight:500 !important}#view-home .advantage-card h3{font-size:20px !important;font-weight:800 !important}#view-home .advantage-card p{font-size:16px !important;font-weight:500 !important}#view-home .tech-card h3{font-size:20px !important;font-weight:700 !important}#view-home .tech-card p{font-size:16px !important;font-weight:500 !important}#view-home .tech-card li{font-size:15px !important;font-weight:500 !important}#view-home .trust-item .t1{font-size:26px !important;font-weight:800 !important}#view-home .trust-item .t2{font-size:15px !important;font-weight:500 !important}#view-home .process-step h3{font-size:19px !important;font-weight:700 !important}#view-home .process-step p{font-size:16px !important;font-weight:500 !important}#view-home .fstat .num{font-size:30px !important;font-weight:900 !important}#view-home .fstat .lbl{font-size:15px !important;font-weight:500 !important}#view-home .cta-band h2{font-size:28px !important;font-weight:800 !important}#view-home .cta-band p{font-size:17px !important;font-weight:500 !important}#view-home .section-sub{font-size:17px !important;font-weight:500 !important}#view-home .kicker{font-size:14px !important;font-weight:700 !important}#view-home .btn{font-size:16px !important;font-weight:600 !important}body.light-mode .footer-logo{background:transparent !important;filter:none !important}@media (min-width:768px){.foot-tagline br{display:none !important}.tagline-sep{display:inline-block !important;font-size:28px !important;font-weight:900 !important;color:var(--accent) !important;margin:0 10px !important;line-height:1 !important;vertical-align:baseline !important;position:relative !important;top:3px !important}}@media (max-width:768px){.tagline-sep{display:none !important}}@media (max-width:768px){.logo-img{height:80px !important;max-width:220px !important}.nav-bar{height:92px !important}}.blog-card img,.blog-item img,.article-card img{background:var(--bg-soft) !important;min-height:160px !important;object-fit:cover !important}@media (max-width:768px){.blog-card img,.blog-item img,.article-card img{min-height:140px !important}}@media (max-width:768px){.hero{padding:40px 0 50px !important;min-height:auto !important}.hero .container{padding-top:20px !important;padding-bottom:20px !important}.section{padding:40px 0 !important}.section-head{margin-bottom:24px !important}.process-grid{gap:16px !important}.lead{font-size:15px !important;line-height:1.6 !important;margin-bottom:20px !important}}.bcard .thumb{background:var(--bg-soft) !important;overflow:hidden !important}.bcard .thumb img{background:var(--bg-soft) !important}img{content-visibility:visible;contain-intrinsic-size:200px}.bcard .thumb img,.pcard img,.ccard .thumb img{content-visibility:visible;contain-intrinsic-size:180px}.thumb{aspect-ratio:16/10;overflow:hidden}.pcard .pimg{aspect-ratio:4/3;overflow:hidden}#view-home{content-visibility:visible;contain-intrinsic-size:2000px}.view:not(.active){display:none !important;content-visibility:hidden}.site-header{contain:layout style;will-change:transform}.pcard,.bcard,.ccard,.tech-card{contain:layout paint}.pimg,.thumb{contain:layout paint;overflow:hidden}.btn,.navlink,.pcard,.bcard{transform:translateZ(0);backface-visibility:hidden}.grating-pattern{contain:layout paint;pointer-events:none}*{-webkit-overflow-scrolling:touch}html{scroll-behavior:auto}body{font-display:swap;text-rendering:optimizeLegibility}*,*::before,*::after{box-sizing:border-box;-webkit-tap-highlight-color:transparent}.hero,.site-header,.section-head,.btn-primary{transform:translateZ(0);will-change:transform}@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms !important;transition-duration:0.01ms !important}}img{background:linear-gradient(90deg,var(--bg-soft) 25%,var(--bg) 50%,var(--bg-soft) 75%);background-size:200% 100%;animation:skeleton 1.5s infinite}img[src]{animation:none;background:transparent}@keyframes skeleton{0%{background-position:200% 0}100%{background-position:-200% 0}}.grid-cards,.blog-grid,.case-grid,.app-grid{container-type:inline-size}p,h1,h2,h3,h4,h5,h6{text-wrap:balance;overflow-wrap:break-word}.hamburger span,.tool-btn,.navlink{transform:translateZ(0)}.pcard{transform:translateZ(0);will-change:transform;contain:layout paint}.pcard .pimg{aspect-ratio:4/3;overflow:hidden;position:relative}.pcard .pimg img{transition:transform .4s ease;transform:translateZ(0)}#view-detail{content-visibility:visible;contain-intrinsic-size:1500px}.product-gallery,.spec-table,.app-grid,.spec-table{contain:layout style}.spec-table tr{contain:layout paint}.product-app-chip{transform:translateZ(0);contain:layout paint}.related-products{content-visibility:visible;contain-intrinsic-size:300px}.pimg{background:linear-gradient(90deg,var(--bg-soft) 25%,var(--bg) 50%,var(--bg-soft) 75%);background-size:200% 100%;animation:skeleton 1.5s infinite}.pimg img{animation:none !important;background:transparent !important}.pcard > .pimg > img,.bcard > .thumb > img,.ccard > .thumb > img{will-change:transform}.grid-cards > .pcard,.blog-grid > .bcard{contain:layout paint style}.hero h1,.hero .lead,.hero-cta{transform:translateZ(0);backface-visibility:hidden}.pcard,.bcard,.ccard{contain:layout paint;content-visibility:visible;;box-shadow:0 4px 20px rgba(0,0,0,.3)}.pcard:hover,.page-head-overlay{will-change:opacity}.spec-label,.spec-value{text-rendering:optimizeSpeed}.back-to-top,.site-header{transform:translateZ(0);will-change:transform}input,select,textarea{contain:layout style}table{table-layout:fixed}@keyframes fadeInUp{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.fade-in-up{animation:fadeInUp .6s ease forwards}.hero,.site-header,.btn,.navlink,.pcard,.bcard{transform:translateZ(0)}*{transition:transform .2s ease,opacity .2s ease}.pcard,.bcard,.ccard{contain:layout paint;content-visibility:visible;;contain:layout paint}.tech-card{contain:layout}img{max-width:100%;height:auto;display:block}body{text-rendering:optimizeSpeed;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}html{scroll-behavior:auto}.grid-cards .pcard,.blog-grid .bcard,.case-grid .ccard{contain:layout paint;content-visibility:visible;;contain:layout paint}.hero,.site-header,.section-head,.btn,.navlink{will-change:transform;transform:translateZ(0);backface-visibility:hidden;-webkit-backface-visibility:hidden}.pcard,.bcard,.ccard{contain:layout paint;content-visibility:visible;;box-shadow:0 2px 8px rgba(0,0,0,.15)}.page-head-overlay{will-change:opacity;transform:translateZ(0)}table{table-layout:fixed;border-collapse:collapse}input,select,textarea,button{font:inherit}ul,ol{list-style-position:inside}.engineering-data-block h4{font-family:var(--display);font-weight:600}.engineering-data-block ul{list-style:disc}[data-section]::before{content:attr(data-section);position:absolute;top:20px;right:20px;font-size:11px;font-weight:700;letter-spacing:.2em;color:var(--accent);opacity:.4;text-transform:uppercase}[data-section]{position:relative}#view-home .section{padding:70px 0}#view-home .section:nth-child(odd){padding:80px 0}#view-home .section-head h2{font-size:clamp(26px,3.5vw,40px);font-weight:800;letter-spacing:-.02em}#view-home .section-head .kicker{font-size:12px;font-weight:700;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}#view-home .section-head .section-sub{font-size:16px;line-height:1.7;max-width:640px;margin:0 auto}#view-home .pcard:hover,#view-home @keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}#view-home .section > .container{animation:fadeInUp .8s ease forwards}#view-home .cta-band{padding:60px 0;margin:40px 0}.ccard .thumb{aspect-ratio:16/10;overflow:hidden;position:relative;background:var(--bg-soft)}.ccard .thumb img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0;transition:transform .4s ease}.ccard:hover .thumb img{transform:scale(1.05)}.ccard .thumb::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,var(--bg-soft) 25%,var(--bg) 50%,var(--bg-soft) 75%);background-size:200% 100%;animation:skeleton 1.5s infinite;z-index:1}.ccard .thumb img[src]{z-index:2}.ccard .thumb img[src] + *{display:none}@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}document.hidden{content-visibility:visible}.app-chip{cursor:pointer;transition:transform .3s ease,box-shadow .3s ease}.app-chip:hover{transform:translateY(-4px);box-shadow:0 12px 30px rgba(0,0,0,.3)}.app-chip img{cursor:pointer}.dl-modal{display:none;position:fixed;inset:0;background:rgba(0,0,0,.85);z-index:1200;align-items:center;justify-content:center;padding:20px;backdrop-filter:blur(4px)}.dl-modal.active{display:flex}.dl-modal-box{position:relative;width:100%;max-width:480px;background:var(--surface-dark);border:1px solid var(--line);border-radius:16px;overflow:hidden;animation:dlFadeIn .3s ease}@keyframes dlFadeIn{from{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.dl-modal-header{padding:28px 32px 20px;background:linear-gradient(135deg,rgba(245,184,0,.15),rgba(245,184,0,.05));border-bottom:1px solid var(--line)}.dl-modal-header h3{font-family:var(--display);font-size:26px;font-weight:800;color:#fff;margin:0 0 10px}.dl-modal-header p{font-size:17px;color:var(--ink-soft);margin:0;line-height:1.6;font-weight:500}.dl-modal-close{position:absolute;top:16px;right:16px;background:none;border:none;color:var(--ink-mute);font-size:28px;cursor:pointer;line-height:1;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:50%;transition:all .2s}.dl-modal-close:hover{color:#fff;background:rgba(255,255,255,.1)}.dl-modal-body{padding:24px 32px 28px}.dl-form-group{margin-bottom:16px}.dl-form-group label{display:block;font-size:15px;font-weight:600;color:var(--ink-soft);margin-bottom:8px}.dl-form-group label .required{color:#e74c3c;margin-left:2px}.dl-form-group input{width:100%;padding:14px 16px;font-size:16px;border:2px solid var(--line);border-radius:8px;background:var(--bg);color:#fff;outline:none;transition:border-color .2s;font-family:inherit;box-sizing:border-box}.dl-form-group input:focus{border-color:var(--accent)}.dl-form-group input::placeholder{color:var(--ink-mute)}.dl-form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.dl-form-note{font-size:12px;color:var(--ink-mute);margin-top:8px;line-height:1.5}.dl-submit-btn{width:100%;padding:16px;font-size:18px;font-weight:700;background:var(--accent);color:var(--ink-dark);border:none;border-radius:8px;cursor:pointer;font-family:var(--display);letter-spacing:.05em;transition:all .2s;margin-top:12px}.dl-submit-btn:hover{opacity:.9;transform:translateY(-1px)}.dl-success{display:none;text-align:center;padding:20px 0}.dl-success .icon{width:64px;height:64px;background:var(--accent-soft);border-radius:50%;display:flex;align-items:center;justify-content:center;margin:0 auto 16px}.dl-success h4{font-family:var(--display);font-size:24px;color:#fff;margin:0 0 12px}.dl-success p{font-size:17px;color:var(--ink-soft);margin:0 0 20px;line-height:1.6}.dl-download-btn{display:inline-block;padding:12px 32px;background:var(--accent);color:var(--ink-dark);text-decoration:none;border-radius:8px;font-weight:700;font-size:15px;transition:all .2s}.dl-download-btn:hover{opacity:.9}@media(max-width:640px){.dl-modal{padding:0 !important}.dl-modal-box{max-width:100% !important;width:100% !important;height:100vh !important;border-radius:0 !important;overflow-y:auto !important}.dl-modal-close{top:12px !important;right:12px !important;width:48px !important;height:48px !important;font-size:32px !important;background:rgba(255,255,255,.15) !important;color:#fff !important;z-index:10 !important}.dl-modal-close:hover{background:rgba(255,255,255,.25) !important}.dl-modal-header{padding:50px 20px 16px !important}.dl-modal-header h3{font-size:22px !important}.dl-modal-header p{font-size:15px !important;line-height:1.6 !important}.dl-modal-body{padding:20px !important}.dl-form-row{grid-template-columns:1fr !important}.dl-form-group label{font-size:15px !important}.dl-form-group input{font-size:16px !important;padding:14px !important}.dl-submit-btn{font-size:17px !important;padding:16px !important}.dl-form-note{font-size:13px !important}}.faq-item.open .arrow{transform:rotate(180deg) !important;transition:transform .3s ease}.arrow{transition:transform .3s ease}.faq-a{display:none;padding:0 26px 24px}.faq-a .in{color:#fff !important;font-size:16px !important;line-height:1.8 !important;display:block !important}body.light-mode .faq-a .in{color:#1a1a2e !important}.faq-item{overflow:visible !important}.faq-a{display:none}.faq-a .in{padding:0 26px 20px;color:var(--ink-soft);font-size:16px;line-height:1.7}body.light-mode .faq-a .in{color:#1a1a2e !important}.faq-list{overflow:visible !important}.tool-btn,.lang-btn,.font-size-btn,.theme-toggle{border:none !important;box-shadow:none !important;background:transparent !important}.tool-btn:hover,.lang-btn:hover,.font-size-btn:hover,.theme-toggle:hover{background:rgba(245,184,0,.1) !important;border:none !important}body.light-mode .tool-btn,body.light-mode .lang-btn,body.light-mode .font-size-btn,body.light-mode .theme-toggle{border:none !important;background:transparent !important}body.light-mode .tool-btn:hover,body.light-mode .lang-btn:hover,body.light-mode .font-size-btn:hover,body.light-mode .theme-toggle:hover{background:rgba(245,184,0,.15) !important}.nav-tools,.lang-switcher,.font-size-control,.nav-tools > div,.nav-tools button,.lang-switcher button,.font-size-control button,.tool-btn,.lang-btn{border:none !important;border-radius:0 !important;box-shadow:none !important;outline:none !important;background:transparent !important}.nav-tools{background:transparent !important;border:none !important;padding:0 !important;gap:4px !important}.lang-switcher{background:transparent !important;border:none !important;padding:0 !important;gap:2px !important;display:flex !important}.font-size-control{background:transparent !important;border:none !important;padding:0 !important;gap:2px !important;display:flex !important}.lang-btn{background:transparent !important;border:none !important;padding:6px 10px !important;border-radius:4px !important}.lang-btn.active{background:var(--accent) !important;color:var(--ink-dark) !important;border:none !important}.lang-btn:hover:not(.active){background:rgba(245,184,0,.15) !important;border:none !important}.tool-btn{background:transparent !important;border:none !important;padding:6px 8px !important;border-radius:4px !important}.tool-btn:hover{background:rgba(245,184,0,.15) !important;border:none !important}body.light-mode .nav-tools,body.light-mode .lang-switcher,body.light-mode .font-size-control,body.light-mode .tool-btn,body.light-mode .lang-btn{border:none !important;background:transparent !important;box-shadow:none !important}body.light-mode .lang-btn:hover:not(.active),body.light-mode .tool-btn:hover{background:rgba(214,145,0,.15) !important}.site-header{border:none !important;border-bottom:none !important;box-shadow:none !important;outline:none !important;background:transparent !important}.nav-bar{border:none !important;box-shadow:none !important;outline:none !important}.navlink{border:none !important;border-bottom:none !important;box-shadow:none !important;outline:none !important}.navlink:hover,.navlink.active{border:none !important;border-bottom:2px solid var(--accent) !important}.btn-outline{border:1px solid var(--accent) !important}body.light-mode .site-header{border:none !important;border-bottom:none !important;box-shadow:none !important;background:transparent !important}body.light-mode .nav-bar{border:none !important;box-shadow:none !important}.site-header{border-bottom:none !important;box-shadow:none !important}.site-header::after,.site-header::before{display:none !important;content:none !important}.nav-bar{border-bottom:none !important;box-shadow:none !important}.nav-bar::after,.nav-bar::before{display:none !important;content:none !important}.site-header + *{border-top:none !important}body.light-mode .site-header{border-bottom:none !important;box-shadow:none !important}body.light-mode .site-header::after{display:none !important}body.light-mode .logo-img,body.light-mode .logo img,body.light-mode .footer-logo{background:transparent !important;filter:none !important;box-shadow:none !important;border:none !important;outline:none !important;mix-blend-mode:normal !important}.logo-img,.logo img{background:transparent !important;background-color:transparent !important;filter:none !important;box-shadow:none !important;border:none !important;outline:none !important;mix-blend-mode:normal !important;isolation:isolate !important;-webkit-backface-visibility:hidden !important;backface-visibility:hidden !important;display:block !important}@media (max-width:768px){.btn,.btn-primary,.btn-outline,.dc-btn,.dl-submit-btn{min-height:48px !important;min-width:48px !important;padding:12px 20px !important;font-size:15px !important}.grid-cards{gap:12px !important;margin:0 -8px !important}.grid-cards .pcard{margin:0 !important}.grid-cards .pcard h3{font-size:16px !important;margin-bottom:6px !important}.grid-cards .pcard p{font-size:13px !important;line-height:1.5 !important}.selection-guide-section,.installation-guide-section,.product-faq-section{padding:16px !important;margin-top:20px !important}.guide-section-title,.faq-section-title{font-size:18px !important;margin-bottom:16px !important;padding-bottom:10px !important}input,select,textarea{font-size:16px !important;padding:14px !important}.navlink{padding:8px 12px !important;font-size:14px !important}.section-title{font-size:24px !important}.section-sub{font-size:14px !important}.hero h1{font-size:28px !important;line-height:1.2 !important}.hero .lead{font-size:14px !important;line-height:1.6 !important}.advantages-grid{gap:12px !important}.advantage-card{padding:16px !important}.advantage-card h3{font-size:16px !important}.advantage-card p{font-size:13px !important}.trust-item .t1{font-size:22px !important}.trust-item .t2{font-size:12px !important}.blog-card h3{font-size:15px !important}.blog-card p{font-size:13px !important}.blog-article-content h3{font-size:18px !important;line-height:1.4 !important;margin:24px 0 12px !important;padding:0 !important}.blog-article-content h2{font-size:20px !important;line-height:1.4 !important;margin:28px 0 14px !important}.blog-article-content p{font-size:15px !important;line-height:1.8 !important;margin:0 0 14px !important}.blog-article-content ul,.blog-article-content ol{margin:0 0 14px !important;padding-left:20px !important}.blog-article-content li{font-size:15px !important;line-height:1.7 !important;margin-bottom:6px !important}.blog-article-content hr{border:none !important;border-top:1px solid var(--line) !important;margin:24px 0 !important;height:1px !important}.blog-article-content img{width:100% !important;max-width:100% !important;height:auto !important;border-radius:10px !important;margin:16px 0 !important}.blog-article-content strong{font-weight:700 !important}.blog-article-content a{color:var(--accent) !important;text-decoration:underline !important}.blog-article-content a[href="/fr/contact"]{display:inline-block !important;white-space:nowrap !important;font-size:14px !important;font-weight:700 !important;padding:10px 18px !important;background:var(--accent) !important;color:#0a121a !important;border-radius:8px !important;text-decoration:none !important;margin:10px 0 !important}.blog-article-title{font-size:22px !important;line-height:1.3 !important;word-break:keep-all !important;overflow-wrap:break-word !important}}@media (max-width:480px){.hero h1{font-size:24px !important}.section-title{font-size:20px !important}.grid-cards{grid-template-columns:1fr !important}}img{content-visibility:visible;contain-intrinsic-size:800px 600px}.logo-img,.hero img{content-visibility:visible !important}img{opacity:0;transition:opacity 0.3s ease}img[src]{opacity:1}

@font-face {
  font-display: swap;
}
body {
  font-family: "Barlow", system-ui, -apple-system, sans-serif;
}
h1,h2,h3,h4,h5,h6 {
  font-family: "Oswald", system-ui, -apple-system, sans-serif;
}

.font-loaded {
  font-family: "Barlow", "Oswald", system-ui, sans-serif;
}



img {
  max-width: 100%;
  height: auto;
  display: block;
  
  image-rendering: -webkit-optimize-contrast;
  image-rendering: crisp-edges;
}

.site-header img, .hero img {
  loading: eager !important;
  fetchpriority: high !important;
}



.blog-grid .bcard,
#view-home .blog-grid .bcard {
    grid-template-columns: 1fr !important;
    position: relative;
    overflow: hidden;
}
.blog-grid .bcard::before,
#view-home .blog-grid .bcard::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, var(--accent), var(--accent-dark));
}
.blog-grid .bcard .thumb,
#view-home .blog-grid .bcard .thumb {
    display: none !important;
}
.blog-grid .bcard .body,
#view-home .blog-grid .bcard .body {
    padding: 28px 32px 28px 36px !important;
}
.blog-grid .bcard h3,
#view-home .blog-grid .bcard h3 {
    font-size: 22px !important;
    margin-bottom: 10px !important;
}
.blog-grid .bcard .body p,
#view-home .blog-grid .bcard .body p {
    font-size: 16px !important;
    line-height: 1.7 !important;
}
.blog-grid 

@media (max-width: 768px) {
    .blog-grid .bcard .body,
    #view-home .blog-grid .bcard .body {
        padding: 20px 20px 20px 24px !important;
    }
    .blog-grid .bcard h3,
    #view-home .blog-grid .bcard h3 {
        font-size: 18px !important;
    }
    .blog-grid .bcard .body p,
    #view-home .blog-grid .bcard .body p {
        font-size: 14px !important;
    }
}



.related-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 768px) {
  .related-grid {
    grid-template-columns: 1fr;
    gap: 12px;
  }
}
.related-card {
    position: relative;
    overflow: hidden;
    background: var(--surface-dark);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: 20px 24px 20px 28px;
    transition: .25s;
    cursor: pointer;
}
.related-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--accent);
}
.related-card:hover {
    transform: translateX(4px);
    border-color: var(--accent);
    box-shadow: -4px 0 16px rgba(245,184,0,.15);
}
.related-card .thumb {
    display: none !important;
}
.related-card .body {
    padding: 0 !important;
}
.related-card .cat {
    font-size: 12px;
    letter-spacing: .1em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 8px;
    font-weight: 600;
}
.related-card h4 {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.4;
    color: #fff;
    margin: 0;
    transition: color .2s;
}
.related-card:hover h4 {
    color: var(--accent);
}

@media (max-width: 768px) {
  .related-grid {
    grid-template-columns: 1fr !important;
    gap: 12px;
  }
  .related-card {
    padding: 16px 18px 16px 22px;
  }
  .related-card h4 {
    font-size: 14px;
  }
}

