:root{--bg:#0d0f10;--panel:#151819;--ink:#f6f5f0;--muted:#a9ada9;--line:#2a2e2d;--accent:#f3a52f;--paper:#f4f2ec;--dark:#101211;--ok:#64b87a;--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--dark);background:var(--paper);line-height:1.5}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.wrap{width:min(1180px,calc(100% - 40px));margin:auto}.top{position:fixed;inset:0 0 auto;z-index:20;background:rgba(13,15,16,.86);backdrop-filter:blur(16px);border-bottom:1px solid rgba(255,255,255,.08)}.nav{height:78px;display:flex;align-items:center;justify-content:space-between;color:white}.nav img{width:170px;filter:brightness(0) invert(1)}.navlinks{display:flex;gap:28px;align-items:center;font-size:14px}.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:14px 22px;font-weight:750;cursor:pointer;background:var(--accent);color:#15120c}.btn.dark{background:#111;color:#fff}.btn.ghost{background:transparent;color:inherit;border:1px solid currentColor}.hero{min-height:760px;background:linear-gradient(90deg,rgba(7,9,9,.92),rgba(7,9,9,.56) 52%,rgba(7,9,9,.2)),url('3.jpeg') center/cover;color:white;display:flex;align-items:center;padding-top:78px}.hero-copy{max-width:720px;padding:80px 0}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:12px;font-weight:800;color:var(--accent)}h1{font-size:clamp(52px,7vw,92px);line-height:.94;letter-spacing:-.055em;margin:16px 0 26px;max-width:900px}h2{font-size:clamp(34px,4vw,58px);line-height:1;letter-spacing:-.04em;margin:10px 0 18px}.hero p{font-size:20px;color:#d9dbd8;max-width:650px}.hero-actions{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}.trust{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:#252827;color:white}.trust div{background:#151819;padding:28px;text-align:center}.trust b{display:block;font-size:17px}.trust span{color:#aeb2af;font-size:13px}.section{padding:100px 0}.section-head{max-width:760px;margin-bottom:46px}.products{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.product{background:#fff;border:1px solid #dddcd6;border-radius:var(--radius);padding:30px;display:flex;flex-direction:column;min-height:350px;box-shadow:0 14px 40px rgba(0,0,0,.04)}.product.featured{background:#121514;color:#fff;border-color:#121514}.product-top{display:flex;justify-content:space-between;gap:20px}.pill{font-size:12px;font-weight:800;border-radius:99px;padding:7px 10px;background:#eef0eb;align-self:flex-start}.featured .pill{background:#293029}.product h3{font-size:28px;letter-spacing:-.03em;margin:24px 0 8px}.product p{color:#666;margin:0}.featured p{color:#b7bbb8}.features{display:grid;gap:9px;margin:24px 0}.features span:before{content:'✓';margin-right:9px;color:var(--ok);font-weight:900}.product-foot{margin-top:auto;display:flex;align-items:end;justify-content:space-between;gap:20px}.price strong{font-size:32px}.availability{font-size:13px;font-weight:700}.availability.ok{color:#258746}.availability.no{color:#8d5b1d}.how{background:#101211;color:#fff}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.step{padding:26px;border:1px solid #2c302f;border-radius:20px;background:#151817}.step i{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--accent);color:#111;font-style:normal;font-weight:900}.step h3{margin:22px 0 8px}.step p{color:#aeb2af;font-size:14px}.usecases{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.use{border-radius:22px;overflow:hidden;position:relative;min-height:330px;background:#111;color:white}.use img{position:absolute;width:100%;height:100%;object-fit:cover;opacity:.55}.use div{position:absolute;inset:auto 0 0;padding:26px;background:linear-gradient(transparent,rgba(0,0,0,.8))}.use h3{font-size:24px;margin:0 0 6px}.faq{max-width:860px}.faq details{border-top:1px solid #cbc9c1;padding:22px 0}.faq summary{font-size:18px;font-weight:750;cursor:pointer}.faq p{color:#5e625f}.cta{background:var(--accent);padding:70px 0}.cta .wrap{display:flex;justify-content:space-between;align-items:center;gap:30px}.cta h2{margin:0}.footer{background:#0e1010;color:#aaa;padding:55px 0 35px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}.footer img{width:190px;filter:brightness(0) invert(1);margin-bottom:18px}.footer a{display:block;margin:8px 0;color:#d4d5d2}.modal{position:fixed;inset:0;background:rgba(0,0,0,.72);z-index:50;display:none;place-items:center;padding:20px}.modal.open{display:grid}.checkout{width:min(760px,100%);max-height:92vh;overflow:auto;background:#fff;border-radius:26px;padding:32px;position:relative}.close{position:absolute;right:18px;top:14px;border:0;background:#eee;width:38px;height:38px;border-radius:50%;font-size:20px}.progress{display:flex;gap:6px;margin:16px 0 28px}.progress i{height:5px;flex:1;background:#e4e3dd;border-radius:9px}.progress i.on{background:var(--accent)}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.field{display:grid;gap:6px}.field.full{grid-column:1/-1}.field label{font-size:13px;font-weight:750}.field input,.field select{width:100%;padding:14px;border:1px solid #cfcec8;border-radius:12px;font:inherit;background:white}.summary{background:#f5f3ed;padding:18px;border-radius:16px;margin:18px 0}.error{color:#a22424;background:#fff0f0;padding:12px;border-radius:10px;display:none}.successbox{padding:24px;background:#eff8f1;border-radius:18px}.mobile-cta{display:none}.seo-copy{columns:2;column-gap:50px;color:#555}.seo-copy h3{break-after:avoid;color:#111}.skip{position:absolute;left:-9999px}.skip:focus{left:10px;top:10px;z-index:99;background:#fff;padding:10px}@media(max-width:800px){.wrap{width:min(100% - 28px,1180px)}.navlinks a:not(.btn){display:none}.nav img{width:145px}.hero{min-height:700px}.hero-copy{padding:60px 0}.hero p{font-size:17px}.trust{grid-template-columns:1fr 1fr}.products,.steps,.usecases,.footer-grid{grid-template-columns:1fr}.section{padding:72px 0}.form-grid{grid-template-columns:1fr}.field.full{grid-column:auto}.seo-copy{columns:1}.cta .wrap{display:block}.cta .btn{margin-top:18px}.mobile-cta{display:block;position:fixed;bottom:14px;left:14px;right:14px;z-index:18}.mobile-cta .btn{width:100%;box-shadow:0 8px 30px rgba(0,0,0,.25)}.footer{padding-bottom:90px}.product-foot{align-items:center}}
/* V2.1 visual refinement */
.top .nav>a{display:flex;align-items:center;height:100%}.nav img{width:158px;height:auto;filter:none}.hero{min-height:620px;padding-top:72px;background-position:center 58%}.hero-copy{max-width:650px;padding:62px 0 72px}.hero h1{font-size:clamp(48px,5.3vw,76px);line-height:.96;margin:14px 0 22px}.hero p{font-size:18px;line-height:1.55;max-width:610px}.trust div{padding:21px 18px}.section{padding:82px 0}.section-head{margin-bottom:36px}.section-head h2{font-size:clamp(34px,3.4vw,50px);max-width:720px}.products{gap:18px}.product{min-height:325px;padding:27px}.product h3{font-size:26px}.features{margin:20px 0}.btn.disabled,.btn:disabled{opacity:.55;cursor:not-allowed;filter:grayscale(.25)}
@media(min-width:1500px){.wrap{width:min(1320px,calc(100% - 80px))}.hero{min-height:650px}.hero-copy{padding:72px 0}.products{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:800px){.top{position:sticky}.nav{height:66px}.nav img{width:132px}.navlinks .btn{padding:11px 15px;font-size:12px}.hero{min-height:auto;padding-top:0;background:linear-gradient(90deg,rgba(7,9,9,.88),rgba(7,9,9,.48)),url('3.jpeg') 57% center/cover}.hero-copy{padding:72px 0 76px}.hero h1{font-size:clamp(43px,13vw,62px);line-height:.96}.hero p{font-size:16px}.hero-actions{gap:10px}.hero-actions .btn{width:100%}.trust{grid-template-columns:1fr 1fr}.trust div{padding:18px 10px}.trust b{font-size:14px}.trust span{font-size:11px}.section{padding:60px 0}.section-head{margin-bottom:28px}.section-head h2{font-size:36px}.product{padding:22px;min-height:0}.product-top{align-items:flex-start}.product h3{font-size:24px}.product-foot{align-items:center}.price strong{font-size:28px}.checkout{padding:24px 18px;border-radius:20px;max-height:94vh}.mobile-cta{bottom:max(10px,env(safe-area-inset-bottom));left:10px;right:10px}}
@media(max-width:430px){.wrap{width:calc(100% - 24px)}.navlinks .btn{font-size:11px;padding:10px 12px}.hero-copy{padding:58px 0 64px}.hero h1{font-size:45px}.eyebrow{font-size:10px}.trust{grid-template-columns:1fr 1fr}.product-foot{display:grid;grid-template-columns:1fr}.product-foot .btn{width:100%}.cta{padding:50px 0}.footer-grid{gap:28px}}
/* V2.2 product imagery */
.product{padding:0;overflow:hidden}.product-media{position:relative;aspect-ratio:16/8.4;background:#e8e7e1;overflow:hidden}.product-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease}.product:hover .product-media img{transform:scale(1.018)}.product-media+.product-top{margin-top:0}.product-top,.product>h3,.product>p,.product>.features,.product>.product-foot{margin-left:27px;margin-right:27px}.product-top{padding-top:22px}.product>h3{margin-top:20px}.product>.features{margin-top:20px}.product>.product-foot{margin-bottom:27px}.media-note{position:absolute;right:12px;bottom:12px;padding:6px 9px;border-radius:999px;background:rgba(10,12,12,.78);color:#fff;font-size:10px;font-weight:700;backdrop-filter:blur(6px)}
@media(max-width:800px){.product-top,.product>h3,.product>p,.product>.features,.product>.product-foot{margin-left:20px;margin-right:20px}.product-top{padding-top:18px}.product>.product-foot{margin-bottom:20px}.product-media{aspect-ratio:16/9}}
/* V2.3 product galleries */
.gallery{height:auto!important;min-height:310px;display:block!important;background:#111;position:relative}
.gallery-main{width:100%;height:310px!important;object-fit:cover;display:block}
.thumbs{display:flex;gap:8px;padding:10px;background:#101413;overflow-x:auto}
.thumbs button{border:2px solid transparent;border-radius:9px;padding:0;background:none;flex:0 0 70px;height:50px;overflow:hidden;cursor:pointer;opacity:.72}
.thumbs button.active{border-color:#f5a623;opacity:1}.thumbs img{width:100%;height:100%;object-fit:cover;display:block}
.product-media .media-note{bottom:72px}
@media(max-width:720px){.gallery-main{height:235px!important}.gallery{min-height:295px}.thumbs button{flex-basis:62px;height:45px}.product-media .media-note{bottom:67px}}
/* V2.4 gallery correction: retain V2.3 visual language, improve media UX */
.product.featured{background:#fff;color:var(--dark);border-color:#dddcd6}.product.featured p{color:#666}.featured .pill{background:#eef0eb}.products{align-items:start}
.product-tabs{display:grid;grid-template-columns:repeat(5,1fr);border:1px solid #d9d7cf;border-radius:15px;overflow:hidden;margin:0 0 22px;background:#fff}.product-tabs button{border:0;border-right:1px solid #e3e1da;background:#fff;padding:15px 10px;font:inherit;font-weight:750;cursor:pointer}.product-tabs button:last-child{border-right:0}.product-tabs button.active{background:var(--accent);color:#17130c}.product[hidden]{display:none!important}
.gallery{min-height:0!important;background:#ebe9e3;overflow:visible!important}.gallery-open{display:block;width:100%;height:300px;border:0;padding:0;background:#e8e6df;cursor:zoom-in;overflow:hidden}.gallery-main{width:100%!important;height:100%!important;object-fit:cover!important;object-position:center;display:block;transition:transform .25s ease!important}.gallery-main.contain{object-fit:contain!important;background:#e8e6df}.product:hover .gallery-main{transform:none}.gallery-open:hover .gallery-main{transform:scale(1.012)!important}.thumbs{display:grid!important;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;padding:10px 12px 12px;background:#f5f3ed;overflow:visible!important}.thumbs button{width:100%!important;min-width:0!important;max-width:none!important;flex:none!important;height:58px!important;border:2px solid transparent;border-radius:9px;padding:0;background:#ddd;overflow:hidden;cursor:pointer;opacity:.75}.thumbs button.active{border-color:var(--accent);opacity:1}.thumbs img{width:100%;height:100%;object-fit:cover}.product-media .media-note{left:12px;right:auto;bottom:82px;max-width:calc(100% - 24px);border-radius:9px;line-height:1.25}.image-lightbox{position:fixed;inset:0;z-index:1000;background:rgba(6,8,8,.94);display:none;align-items:center;justify-content:center;padding:72px 82px 58px;color:#fff}.image-lightbox.open{display:flex}.image-lightbox figure{margin:0;max-width:min(1280px,100%);max-height:100%;display:flex;flex-direction:column;align-items:center;gap:12px}.image-lightbox figure img{max-width:100%;max-height:calc(100vh - 150px);width:auto;height:auto;object-fit:contain;border-radius:8px}.image-lightbox figcaption{font-size:14px;color:#d7d8d5;text-align:center}.lightbox-close,.lightbox-prev,.lightbox-next{position:absolute;border:0;background:rgba(255,255,255,.12);color:#fff;cursor:pointer;display:grid;place-items:center}.lightbox-close{right:24px;top:20px;width:46px;height:46px;border-radius:50%;font-size:30px}.lightbox-prev,.lightbox-next{top:50%;transform:translateY(-50%);width:52px;height:70px;border-radius:14px;font-size:44px}.lightbox-prev{left:20px}.lightbox-next{right:20px}.lightbox-count{position:absolute;bottom:22px;left:50%;transform:translateX(-50%);font-size:13px;color:#d7d8d5}.use img{object-position:center}
@media(max-width:800px){.product-tabs{grid-template-columns:repeat(5,max-content);overflow-x:auto;justify-content:start}.product-tabs button{padding:13px 16px;white-space:nowrap}.gallery-open{height:245px}.thumbs{grid-template-columns:repeat(4,minmax(0,1fr));gap:6px;padding:8px}.thumbs button{height:52px!important}.product-media .media-note{bottom:72px;font-size:9px}.image-lightbox{padding:60px 10px 70px}.lightbox-prev,.lightbox-next{top:auto;bottom:12px;transform:none;width:48px;height:48px;border-radius:50%;font-size:34px}.lightbox-prev{left:16px}.lightbox-next{right:16px}.lightbox-close{right:12px;top:12px}.lightbox-count{bottom:27px}.image-lightbox figure img{max-height:calc(100vh - 135px)}}
@media(max-width:430px){.gallery-open{height:220px}.thumbs button{height:46px!important}}

/* V2.6 product card spacing/status fix */
.product-top{position:relative;z-index:2;min-height:54px;align-items:center;padding-top:16px!important;padding-bottom:8px;margin-top:0!important}
.product-top .pill,.product-top .availability{position:static!important;transform:none!important;margin:0;line-height:1.2}
.product-top .pill{display:inline-flex;align-items:center;min-height:28px;white-space:nowrap}
.product-top .availability{text-align:right;max-width:58%}
.product>h3{margin-top:10px!important}
@media(max-width:800px){.product-top{min-height:50px;padding-top:14px!important;padding-bottom:7px}.product-top .availability{max-width:62%;font-size:12px}.product-top .pill{font-size:11px;min-height:26px;padding:6px 9px}.product>h3{margin-top:9px!important}}
@media(max-width:430px){.product-top{gap:10px}.product-top .availability{max-width:60%;font-size:11px}.product-top .pill{font-size:10px}.product>h3{font-size:23px}}
/* V2.8 admin dialogs */
dialog{border:0;border-radius:22px;padding:0;max-width:620px;width:min(92vw,620px);box-shadow:0 24px 80px rgba(0,0,0,.25)}dialog::backdrop{background:rgba(10,14,13,.58);backdrop-filter:blur(3px)}dialog form{padding:24px}.section-head button.secondary{width:auto}@media(max-width:600px){dialog{width:96vw;max-height:92vh;overflow:auto;border-radius:16px}dialog form{padding:16px}.section-head{align-items:flex-start}.section-head>div+div{width:100%}.section-head>div+div button{flex:1}}

/* V2.9 conversion + availability UX */
.availability-cta{display:flex;flex-direction:column;align-items:flex-end;gap:7px;min-width:190px}.availability-cta .availability{font-size:13px;font-weight:850;line-height:1.2;text-align:right}.availability-cta .availability.ok{color:#17843b}.availability-btn.available{background:#168a43;color:#fff;box-shadow:0 9px 22px rgba(22,138,67,.24);transition:transform .18s ease,box-shadow .18s ease,background .18s ease}.availability-btn.available:hover{background:#107537;transform:translateY(-1px);box-shadow:0 12px 26px rgba(22,138,67,.3)}.availability-btn.disabled{background:#d7d4cc;color:#6d6b66;box-shadow:none}.product-foot{align-items:flex-end}.product{transition:box-shadow .2s ease,transform .2s ease}.product:has(.availability-btn.available){border-color:#c9dfcf}.product:has(.availability-btn.available):hover{box-shadow:0 18px 48px rgba(0,0,0,.075)}
@media(max-width:800px){.availability-cta{min-width:0;align-items:flex-end}.availability-cta .availability{font-size:12px}.availability-btn{min-height:46px}.products{gap:16px}}
@media(max-width:430px){.product-foot{display:grid;grid-template-columns:1fr;gap:14px}.availability-cta{width:100%;align-items:stretch}.availability-cta .availability{text-align:left;font-size:13px}.availability-cta .btn{width:100%;font-size:15px;padding:14px 18px}.price strong{font-size:29px}}
/* V3.10: SEO detail pages */
.seo-page-hero{padding:72px 0 34px;background:#f6f4ef}.seo-page-hero h1{max-width:900px;margin:8px 0 18px;font-size:clamp(2.2rem,5vw,4.4rem);line-height:1.02}.seo-page-hero p{max-width:800px;font-size:1.1rem;line-height:1.7}.breadcrumbs{font-size:.9rem;margin-bottom:20px}.breadcrumbs a{text-decoration:none}.seo-content{max-width:900px}.seo-content h2{margin-top:38px;font-size:clamp(1.55rem,3vw,2.2rem)}.seo-content h3{margin-top:28px}.seo-content p,.seo-content li{line-height:1.75}.seo-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:28px 0}.seo-fact{padding:20px;border:1px solid #ddd8cf;border-radius:16px;background:#fff}.seo-fact b{display:block;margin-bottom:6px}.seo-related{display:flex;flex-wrap:wrap;gap:10px;margin-top:28px}.seo-related a{padding:10px 14px;border:1px solid #d8d2c8;border-radius:999px;text-decoration:none}.seo-links{grid-template-columns:repeat(2,minmax(0,1fr))}.seo-links .use{min-height:auto}.seo-links .use>div{padding:24px}.seo-links a{color:inherit}@media(max-width:720px){.seo-facts,.seo-links{grid-template-columns:1fr}.seo-page-hero{padding-top:44px}}

/* V3.11: regional/topical SEO content */
.region-seo{background:#f6f4ef}.region-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.region-grid>div{background:#fff;border:1px solid #ded9d0;border-radius:18px;padding:24px}.region-grid h3{margin:0 0 9px}.region-grid p{margin:0;line-height:1.65}.region-link{margin-top:22px;font-weight:800}.region-link a{color:inherit}.seo-content ul{padding-left:1.25rem}.seo-content strong{font-weight:800}@media(max-width:760px){.region-grid{grid-template-columns:1fr}}