.bitcoin-page{background:#030303;color:#f6f3ec}
.bitcoin-page .site-header{background:rgba(3,3,3,.9);backdrop-filter:blur(16px)}
.bitcoin-page .design-nav-menu a.active{color:#ffae47}

.btc-hero{position:relative;overflow:hidden;border-bottom:1px solid rgba(247,147,26,.2);background:radial-gradient(circle at 71% 42%,rgba(247,147,26,.18),transparent 27%),linear-gradient(125deg,#030303 0%,#0b0601 55%,#030303 100%)}
.btc-hero-grid{position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(247,147,26,.1) 1px,transparent 1px),linear-gradient(90deg,rgba(247,147,26,.1) 1px,transparent 1px);background-size:76px 76px;mask-image:linear-gradient(90deg,#000,transparent 74%)}
.btc-hero-symbol{position:absolute;right:-.08em;top:-.18em;color:rgba(247,147,26,.045);font:900 min(75vw,980px)/1 Arial,sans-serif;pointer-events:none}
.btc-hero-layout{position:relative;z-index:1;min-height:800px;display:grid;grid-template-columns:minmax(360px,.82fr) minmax(500px,1.18fr);align-items:center;gap:70px;padding-block:90px}
.btc-hero-copy{position:relative;z-index:3}
.btc-hero-copy .breadcrumbs{margin-bottom:36px;color:rgba(255,255,255,.4)}
.btc-hero-copy h1{margin:27px 0 0;font-size:clamp(68px,7.7vw,112px);font-weight:760;line-height:.83;letter-spacing:-.075em}
.btc-hero-copy h1 span{color:transparent;-webkit-text-stroke:1px rgba(247,147,26,.93)}
.btc-hero-copy>p{max-width:560px;margin:32px 0 0;color:rgba(255,255,255,.58);font-size:14px;line-height:1.82}
.btc-hero-price{display:grid;grid-template-columns:1fr auto;align-items:end;max-width:520px;margin-top:34px;padding-block:18px;border-block:1px solid rgba(247,147,26,.24)}
.btc-hero-price small{grid-column:1/-1;color:rgba(255,255,255,.34);font:700 6px var(--mono);letter-spacing:.15em}
.btc-hero-price>div{display:flex;align-items:baseline;gap:11px;margin-top:8px}
.btc-hero-price del{color:rgba(255,255,255,.38);font-size:13px;text-decoration-thickness:1px}
.btc-hero-price strong{color:#ffb352;font-size:22px}
.btc-hero-price span{padding-bottom:3px;color:rgba(255,255,255,.42);font-size:9px}
.btc-hero-copy .service-actions{margin-top:34px}
.btc-hero-copy .button-primary,.btc-order-cta .button-primary{border-color:#f7931a;background:linear-gradient(135deg,#ffca84,#f7931a 53%,#aa4e00);box-shadow:0 20px 50px rgba(247,147,26,.2);color:#170a00}
.btc-hero-copy .button-primary:hover,.btc-order-cta .button-primary:hover{background:linear-gradient(135deg,#ffe0b6,#ffad47 53%,#ce6909)}

.btc-hero-visual{position:relative;min-height:590px;perspective:1300px}
.btc-hero-visual:before{content:"";position:absolute;left:12%;top:13%;width:77%;aspect-ratio:1;border:1px solid rgba(247,147,26,.16);border-radius:50%;transform:rotateX(65deg) rotateZ(-12deg)}
.btc-hero-visual:after{content:"";position:absolute;left:20%;top:22%;width:64%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(247,147,26,.24),rgba(247,147,26,.06) 38%,transparent 70%);filter:blur(14px)}
.btc-hero-card{position:absolute;z-index:2;width:min(560px,88%);height:auto;display:block;border:1px solid rgba(255,235,205,.5);border-radius:22px;box-shadow:0 47px 70px rgba(0,0,0,.68);transform-style:preserve-3d}
.btc-hero-card-front{right:0;top:27%;transform:rotateX(7deg) rotateY(-17deg) rotateZ(4deg)}
.btc-hero-card-back{left:0;top:10%;opacity:.76;transform:rotateX(7deg) rotateY(15deg) rotateZ(-6deg)}
.btc-hero-label{position:absolute;z-index:4;color:rgba(255,255,255,.46);font:700 6px var(--mono);letter-spacing:.17em}
.btc-hero-label-front{right:2%;top:23%}.btc-hero-label-back{left:2%;top:6%}
.btc-hero-thickness{position:absolute;z-index:4;right:3%;bottom:8%;padding:10px 14px;border:1px solid rgba(247,147,26,.25);border-radius:999px;background:rgba(4,3,2,.72);color:#ffad48;font:700 7px var(--mono);letter-spacing:.14em;backdrop-filter:blur(10px)}

.btc-spec-strip{border-bottom:1px solid rgba(255,255,255,.1);background:#060606}
.btc-spec-strip .shell{display:grid;grid-template-columns:repeat(4,1fr)}
.btc-spec-strip article{min-height:118px;display:flex;align-items:center;gap:18px;padding:24px}
.btc-spec-strip article+article{border-left:1px solid rgba(255,255,255,.1)}
.btc-spec-strip article>span{color:#f7931a;font:750 7px var(--mono)}
.btc-spec-strip small{display:block;color:rgba(255,255,255,.32);font:700 6px var(--mono);letter-spacing:.14em}
.btc-spec-strip strong{display:block;margin-top:8px;font-size:12px;font-weight:680}

.btc-collection{padding:125px 0;background:radial-gradient(circle at 8% 17%,rgba(247,147,26,.07),transparent 22%),#050505}
.btc-section-heading{display:grid;grid-template-columns:1.05fr .95fr;align-items:end;gap:80px}
.btc-section-heading h2{margin:28px 0 0;font-size:clamp(57px,6.1vw,88px);font-weight:730;line-height:.89;letter-spacing:-.065em}
.btc-section-heading h2 span{color:transparent;-webkit-text-stroke:1px rgba(247,147,26,.88)}
.btc-section-heading>p{max-width:470px;margin:0 0 5px;color:rgba(255,255,255,.53);font-size:14px;line-height:1.76}
.btc-product-list{display:grid;gap:24px;margin-top:74px}
.btc-product{scroll-margin-top:90px;display:grid;grid-template-columns:minmax(0,1.27fr) minmax(330px,.73fr);min-height:520px;overflow:hidden;border:1px solid rgba(255,255,255,.11);border-radius:28px;background:#090909;box-shadow:0 35px 75px rgba(0,0,0,.34)}
.btc-product-gallery{position:relative;display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:18px;padding:58px 44px;background:radial-gradient(circle at 50% 50%,rgba(247,147,26,.2),transparent 57%),linear-gradient(135deg,#100a03,#050505);isolation:isolate}
.btc-product-gallery:before{content:"";position:absolute;inset:0;opacity:.18;background-image:linear-gradient(rgba(255,255,255,.08) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.08) 1px,transparent 1px);background-size:52px 52px}
.btc-product-gallery figure{position:relative;z-index:1;margin:0}
.btc-product-gallery figure:nth-child(1){transform:translateY(28px) rotate(-3deg)}
.btc-product-gallery figure:nth-child(2){transform:translateY(-28px) rotate(3deg)}
.btc-product-gallery figure span{display:block;margin:0 0 10px;color:rgba(255,255,255,.4);font:700 6px var(--mono);letter-spacing:.16em}
.btc-product-gallery img{width:100%;height:auto;display:block;border:1px solid rgba(255,255,255,.43);border-radius:15px;box-shadow:0 30px 48px rgba(0,0,0,.68)}
.btc-product-copy{display:flex;align-items:flex-start;flex-direction:column;justify-content:center;padding:54px 44px;border-left:1px solid rgba(255,255,255,.1)}
.btc-product-code{color:#f7931a;font:750 7px var(--mono);letter-spacing:.16em}
.btc-product-copy h3{margin:18px 0 0;font-size:42px;font-weight:730;letter-spacing:-.055em}
.btc-product-copy>p{margin:21px 0 0;color:rgba(255,255,255,.52);font-size:12px;line-height:1.74}
.btc-product-copy ul{display:grid;gap:9px;width:100%;margin:25px 0 0;padding:22px 0 0;border-top:1px solid rgba(255,255,255,.1);list-style:none}
.btc-product-copy li{position:relative;padding-left:17px;color:rgba(255,255,255,.64);font-size:9px}
.btc-product-copy li:before{content:"";position:absolute;left:0;top:5px;width:5px;height:5px;border-radius:50%;background:#f7931a;box-shadow:0 0 0 4px rgba(247,147,26,.1)}
.btc-product-order{width:100%;display:flex;align-items:center;justify-content:space-between;gap:18px;margin-top:30px}
.btc-product-order strong{color:#ffb454;font-size:19px;white-space:nowrap}
.btc-offer-price{display:grid;grid-template-columns:auto auto;align-items:center;justify-items:start;gap:5px 8px}
.btc-offer-price span{padding:4px 6px;border-radius:999px;background:#f7931a;color:#180b00;font:800 6px var(--mono);letter-spacing:.1em}
.btc-offer-price del{color:rgba(255,255,255,.38);font-size:11px;text-decoration-thickness:1px;white-space:nowrap}
.btc-offer-price strong{grid-column:1/-1}
.btc-product-order a{min-height:44px;display:flex;align-items:center;gap:12px;padding:0 17px;border:1px solid rgba(247,147,26,.48);border-radius:999px;color:#ffb454;font-size:9px;font-weight:800;transition:.25s}
.btc-product-order a:hover{background:#f7931a;color:#190c00}
.btc-product-silver .btc-product-gallery{background:radial-gradient(circle at 50% 50%,rgba(214,221,223,.18),transparent 57%),linear-gradient(135deg,#111313,#050505)}
.btc-product-silver .btc-product-code,.btc-product-silver .btc-product-order strong{color:#dbe0e1}
.btc-product-silver .btc-product-copy li:before{background:#cbd0d2;box-shadow:0 0 0 4px rgba(203,208,210,.1)}
.btc-product-black .btc-product-gallery{background:radial-gradient(circle at 50% 50%,rgba(247,147,26,.1),transparent 57%),linear-gradient(135deg,#0c0c0c,#010101)}

.btc-order-cta{padding:105px 0 55px;border-top:1px solid rgba(247,147,26,.18);background:radial-gradient(circle at 82% 45%,rgba(247,147,26,.15),transparent 27%),#080501}
.btc-order-layout{display:grid;grid-template-columns:1fr auto;align-items:end;gap:70px}
.btc-order-layout h2{margin:27px 0 0;font-size:clamp(52px,5.5vw,80px);font-weight:720;line-height:.92;letter-spacing:-.06em}
.btc-order-layout p{max-width:650px;margin:26px 0 0;color:rgba(255,255,255,.53);font-size:13px;line-height:1.74}
.btc-order-layout .button{min-width:245px}
.btc-disclaimer{margin-top:70px!important;padding-top:24px;border-top:1px solid rgba(255,255,255,.1);color:rgba(255,255,255,.36);font-size:9px;line-height:1.65}
.btc-disclaimer strong{color:rgba(255,255,255,.62)}
.bitcoin-page>.footer{background:#030303}

@media(max-width:1024px){
  .btc-hero-layout{min-height:0;grid-template-columns:1fr;gap:18px;padding-block:80px}
  .btc-hero-copy{max-width:740px}
  .btc-hero-visual{min-height:570px;width:min(760px,100%);margin:0 auto}
  .btc-spec-strip .shell{grid-template-columns:1fr 1fr}
  .btc-spec-strip article:nth-child(3){border-left:0;border-top:1px solid rgba(255,255,255,.1)}
  .btc-spec-strip article:nth-child(4){border-top:1px solid rgba(255,255,255,.1)}
  .btc-section-heading{grid-template-columns:1fr 1fr;gap:40px}
  .btc-product{grid-template-columns:1fr}
  .btc-product-gallery{min-height:500px}
  .btc-product-copy{border-top:1px solid rgba(255,255,255,.1);border-left:0}
}

@media(max-width:767px){
  .btc-hero-layout{gap:15px;padding-block:55px 42px}
  .btc-hero-copy .breadcrumbs{margin-bottom:27px}
  .btc-hero-copy h1{font-size:clamp(56px,17vw,72px);line-height:.86}
  .btc-hero-copy>p{font-size:13px;line-height:1.68}
  .btc-hero-price{margin-top:27px}
  .btc-hero-copy .service-actions{display:grid;grid-template-columns:1fr;gap:9px;margin-top:28px}
  .btc-hero-copy .button{width:100%}
  .btc-hero-visual{min-height:395px;margin-top:20px}
  .btc-hero-card{width:85%;border-radius:12px}
  .btc-hero-card-back{top:13%}.btc-hero-card-front{top:40%}
  .btc-hero-label-back{top:7%}.btc-hero-label-front{top:34%}
  .btc-hero-thickness{right:1%;bottom:2%;font-size:6px}
  .btc-spec-strip article{min-height:100px;gap:11px;padding:18px 8px}
  .btc-spec-strip article:nth-child(even){border-left:1px solid rgba(255,255,255,.1)}
  .btc-spec-strip strong{font-size:10px}
  .btc-collection{padding:76px 0}
  .btc-section-heading{display:block}
  .btc-section-heading h2{font-size:clamp(48px,14vw,61px)}
  .btc-section-heading>p{margin-top:27px;font-size:13px;line-height:1.68}
  .btc-product-list{gap:17px;margin-top:43px}
  .btc-product{min-height:0;border-radius:19px}
  .btc-product-gallery{min-height:290px;gap:8px;padding:45px 13px}
  .btc-product-gallery figure:nth-child(1){transform:translateY(17px) rotate(-3deg)}
  .btc-product-gallery figure:nth-child(2){transform:translateY(-17px) rotate(3deg)}
  .btc-product-gallery img{border-radius:8px}
  .btc-product-copy{padding:32px 20px}
  .btc-product-copy h3{font-size:33px}
  .btc-product-order{align-items:stretch;flex-direction:column}
  .btc-product-order a{justify-content:space-between;width:100%}
  .btc-order-cta{padding:75px 0 45px}
  .btc-order-layout{grid-template-columns:1fr;gap:32px}
  .btc-order-layout h2{font-size:clamp(45px,13vw,58px)}
  .btc-order-layout .button{width:100%}
  .btc-disclaimer{margin-top:48px!important}
}

@media(prefers-reduced-motion:reduce){
  .home-bitcoin-art:before{transition:none}
}