/* Power7 Research Labs — matching original green-and-cream styling */
:root{--ink:#17211c;--muted:#667069;--paper:#f2f0e8;--white:#fbfaf5;--sage:#b9c6b8;--green:#315c47;--line:rgba(23,33,28,.17);--serif:'Newsreader',Georgia,serif;--sans:'Manrope',Arial,sans-serif;--mono:'DM Mono',monospace}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;background:var(--paper)}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);line-height:1.5}img{max-width:100%}a{color:inherit}button,input,textarea,select{font:inherit}button{cursor:pointer}[hidden]{display:none!important}
.announcement{padding:9px 20px;text-align:center;background:var(--green);color:var(--white);font-size:11px;letter-spacing:.12em;text-transform:uppercase}.announcement span{padding:0 10px}
.site-header{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px clamp(20px,5vw,76px);border-bottom:1px solid var(--line);background:var(--paper)}.logo img{display:block;max-height:65px;max-width:170px;object-fit:contain}.site-header nav{display:flex;align-items:center;flex-wrap:wrap;gap:clamp(12px,2.5vw,35px)}.site-header nav a{text-decoration:none;font-size:13px}.site-header nav a:hover{color:var(--green)}#cart-count{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;padding:0 5px;border-radius:50%;background:var(--sage);font-size:11px}
.hero{position:relative;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:40px;align-items:center;min-height:480px;padding:clamp(55px,8vw,110px) clamp(20px,6vw,90px);overflow:hidden;border-bottom:1px solid var(--line)}.eyebrow,.product-type,.product-number,.status{font-family:var(--mono);font-size:10px;letter-spacing:.08em;text-transform:uppercase}.eyebrow{color:var(--green)}.hero h1{max-width:700px;font-family:var(--serif);font-size:clamp(46px,6vw,92px);font-weight:400;line-height:1.03;letter-spacing:-.04em;margin:14px 0 20px}.hero h1 em{color:var(--green)}.hero-intro{max-width:500px;color:var(--muted);font-size:15px}.hero-actions{display:flex;align-items:center;gap:25px;flex-wrap:wrap;margin-top:30px}.button{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 22px;border:1px solid var(--green);text-decoration:none;font-size:12px;font-weight:700;letter-spacing:.03em}.button-primary{background:var(--green);color:var(--white)}.button-primary:hover{background:var(--ink)}.text-link{font-size:13px;text-decoration:none;border-bottom:1px solid var(--green);padding-bottom:4px}.hero-visual{position:relative;display:flex;align-items:center;justify-content:center;min-height:330px;background:var(--sage);border-radius:50% 50% 4px 4px;overflow:hidden}.hero-mark{font-family:var(--serif);font-size:clamp(100px,17vw,250px);font-weight:400;color:var(--green);line-height:1}.hero-visual p{position:absolute;bottom:12px;right:20px;font-family:var(--mono);font-size:10px;text-transform:uppercase}.orbit{position:absolute;width:75%;aspect-ratio:1;border:1px solid rgba(49,92,71,.3);border-radius:50%}.orbit-two{width:95%}.hero-index{position:absolute;bottom:18px;left:clamp(20px,6vw,90px);font-family:var(--mono);font-size:10px;color:var(--muted)}
.catalog{padding:clamp(40px,6vw,85px) clamp(16px,5vw,76px);background:var(--paper)}.section-heading{display:flex;align-items:end;justify-content:space-between;gap:25px;max-width:1260px;margin:0 auto 35px;border-bottom:1px solid var(--line);padding-bottom:22px}.section-heading h2,.checkout-section h2,.standards-section h2{font-family:var(--serif);font-size:clamp(32px,4vw,55px);font-weight:400;line-height:1.1;margin:8px 0}.section-heading>p{max-width:330px;color:var(--muted);font-size:12px}
.product-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:32px 18px;width:100%;max-width:1260px;margin:0 auto;align-items:stretch}.product-card,.product-card-offset{min-width:0;width:100%;height:100%;margin:0;transform:none}.product-card{display:flex;flex-direction:column;background:transparent}.product-visual{position:relative;display:flex;align-items:center;justify-content:center;width:100%;aspect-ratio:4/4.6;min-height:0;overflow:hidden;background:#e7e9e1}.product-visual .product-image,.product-card img.product-image{display:block;width:100%;height:100%;max-height:100%;aspect-ratio:auto;object-fit:contain;object-position:center;padding:16px}.product-number{position:absolute;z-index:1;top:12px;left:12px;color:var(--green)}.status{position:absolute;z-index:1;bottom:12px;left:12px;padding:5px 8px;background:var(--white);color:var(--green)}.product-info{display:flex;flex:1;flex-direction:column;min-width:0;padding:14px 2px 0}.product-type{margin:0 0 6px;color:var(--muted);font-size:10px;line-height:1.45;overflow-wrap:anywhere}.product-info h3{font-family:var(--serif);font-size:clamp(17px,1.6vw,23px);font-weight:500;line-height:1.25;margin:0 0 12px;overflow-wrap:anywhere}.product-buy{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:10px}.product-price{font-size:15px;font-weight:700;white-space:nowrap}.product-price small{font-size:10px;font-weight:400;color:var(--muted)}.product-buy button,.submit-order{min-width:0;max-width:100%;padding:9px 12px;border:1px solid var(--green);background:var(--green);color:var(--white);font-size:11px;font-weight:700;line-height:1.25}.product-buy button:hover,.submit-order:hover{background:var(--ink)}.submit-order{grid-column:1/-1;padding:14px;font-size:13px}.submit-order:disabled{opacity:.6;cursor:wait}
.standards-section{padding:50px clamp(16px,5vw,76px);border-top:1px solid var(--line)}.standards-section p:last-child{max-width:680px;color:var(--muted)}.checkout-section{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(25px,5vw,80px);padding:clamp(40px,6vw,85px) clamp(16px,5vw,76px);border-top:1px solid var(--line)}.cart-panel,.form-panel{min-width:0}#cart-items{margin:20px 0}.empty-cart{padding:24px 0;color:var(--muted);font-size:13px}.empty-cart span{font-family:var(--serif);font-size:42px}.cart-item{display:flex;justify-content:space-between;gap:12px;border-bottom:1px solid var(--line);padding:12px 0;font-size:13px}.cart-item button{align-self:center;border:0;background:transparent;text-decoration:underline}#cart-total{display:flex;justify-content:space-between;gap:20px;padding-top:18px;border-top:1px solid var(--line);font-size:13px}
#checkout-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:24px}.field{display:flex;flex-direction:column;gap:7px;min-width:0}.field-full{grid-column:1/-1}.field label,.payment-heading{font-size:12px;font-weight:600}.field input:not([type=radio]),.field textarea,.field select{width:100%;padding:12px;border:1px solid var(--line);border-radius:0;background:var(--white);color:var(--ink)}.field textarea{min-height:85px;resize:vertical}.field fieldset,fieldset.field{margin:0;padding:12px;border:1px solid var(--line)}fieldset.field legend{font-size:12px;font-weight:600;padding:0 6px}fieldset.field .field{margin-bottom:10px}.payment-note{font-size:12px;color:var(--muted)}.payment-options{display:flex;flex-wrap:wrap;gap:10px}.payment-option{display:flex;align-items:center;gap:8px;flex:1;min-width:150px;padding:12px;border:1px solid var(--line);background:var(--white);cursor:pointer}.payment-option:hover{border-color:var(--green)}.payment-option input{width:auto}.payment-option input:checked+span{font-weight:700}.order-status{margin:0;font-size:13px;overflow-wrap:anywhere}
.payment-modal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(0,0,0,.7);z-index:1000}.modal-content{width:100%;max-width:500px;max-height:90vh;overflow:auto;padding:25px;background:var(--white);border-radius:10px;text-align:center}.bitcoin-address-display{margin:20px 0;padding:16px;background:var(--paper);overflow-wrap:anywhere}.qr-code{width:200px;height:200px;max-width:100%;object-fit:contain}.bitcoin-address-display code{display:block;padding:12px;background:var(--white);font-size:12px;overflow-wrap:anywhere}
footer{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;padding:30px clamp(16px,5vw,76px);border-top:1px solid var(--line);font-size:11px;color:var(--muted)}footer img{display:block;max-width:110px;max-height:60px;object-fit:contain}#cart-toast{position:fixed;right:18px;bottom:18px;z-index:1100;max-width:calc(100vw - 36px);padding:12px 18px;background:var(--green);color:var(--white);font-size:12px;opacity:0;transform:translateY(12px);pointer-events:none;transition:opacity .2s,transform .2s}#cart-toast.visible{opacity:1;transform:translateY(0)}
@media(max-width:1024px){.product-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:26px 16px}}@media(max-width:700px){.hero{grid-template-columns:1fr;gap:25px;padding-bottom:65px}.hero-visual{min-height:230px}.section-heading{align-items:start;flex-direction:column;gap:5px}.checkout-section{grid-template-columns:1fr}.product-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px 12px}.product-visual .product-image,.product-card img.product-image{padding:8px}.product-info{padding-top:10px}.product-info h3{font-size:17px}.product-price{font-size:13px}.product-buy button{padding:9px 10px;font-size:10px}}@media(max-width:390px){.site-header{flex-wrap:wrap}.product-grid{gap:18px 10px}.product-buy{align-items:stretch;flex-direction:column}.product-buy button{width:100%}#checkout-form{grid-template-columns:1fr}}