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var(--border);--shadow-accent: 6px 6px 0 var(--accent);--shadow-hover: 8px 8px 0 var(--accent);--transition-fast: .1s ease;--transition-base: .15s ease;--transition-slow: .25s ease;--container-max: 1400px;--container-narrow: 720px;--page-padding: 32px;--section-gap: 48px;--font-primary: "Space Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;--font-mono: "Space Mono", "Courier New", monospace}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:auto}body{font-family:var(--font-primary);background:var(--bg-primary);color:var(--text-primary);min-height:100vh;line-height:1.5;font-size:16px;font-weight:400;-webkit-font-smoothing:antialiased}::selection{background:var(--accent);color:var(--text-primary)}a{color:inherit;text-decoration:none;transition:all 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var(--transition-fast);flex-shrink:0}.product-thumbnail:hover{border-color:var(--accent)}.product-thumbnail.selected{border-color:var(--border);box-shadow:var(--shadow-sm)}.product-name{font-size:clamp(32px,5vw,56px);font-weight:700;text-transform:uppercase;line-height:1;margin-bottom:16px;letter-spacing:-.02em}.product-sku{font-family:var(--font-mono);font-size:12px;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:24px}.product-price{display:flex;align-items:baseline;gap:16px;margin-bottom:12px}.product-price .price{font-family:var(--font-mono);font-size:36px;font-weight:700;color:var(--text-primary)}.product-price 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var(--transition-fast);color:var(--text-primary)}.quantity-btn:hover{background:var(--accent)}.quantity-input{width:80px;height:56px;border:none;background:var(--bg-primary);text-align:center;font-family:var(--font-mono);font-size:20px;font-weight:700;border-left:var(--border-width) solid var(--border);border-right:var(--border-width) solid var(--border);color:var(--text-primary)}.quantity-input:focus{outline:none}.sticky-action-bar{position:fixed;bottom:0;left:0;right:0;background:var(--bg-inverse);border-top:var(--border-width) solid var(--accent);padding:20px var(--page-padding);z-index:100}.action-bar-inner{max-width:var(--container-max);margin:0 auto;display:flex;align-items:center;gap:24px}.action-bar-price{margin-right:auto}.action-bar-price .price-label{font-family:var(--font-mono);font-size:10px;color:#fff9;text-transform:uppercase;letter-spacing:.15em}.action-bar-price .price-amount{font-family:var(--font-mono);font-size:28px;font-weight:700;color:var(--accent)}.action-bar-buttons{display:flex;gap:12px}.action-bar-buttons .btn{min-width:160px;border:none}.action-bar-buttons .btn-primary{background:var(--accent);color:var(--text-primary)}.action-bar-buttons .btn-secondary{background:transparent;border:2px solid var(--text-inverse);color:var(--text-inverse);box-shadow:none}.action-bar-buttons .btn-secondary:hover{background:var(--text-inverse);color:var(--text-primary)}.info-sections{border-top:var(--border-width) solid var(--border);padding-top:32px}.info-section{margin-bottom:28px}.info-section-title{font-family:var(--font-mono);font-size:12px;font-weight:700;color:var(--text-primary);text-transform:uppercase;letter-spacing:.1em;margin-bottom:12px;display:flex;align-items:center;gap:12px}.info-section-title:before{content:"";width:20px;height:3px;background:var(--accent)}.info-section-content{font-size:15px;line-height:1.75;color:var(--text-secondary);padding-left:32px}.product-type-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;font-family:var(--font-mono);font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;border:2px solid currentColor}.product-type-badge.physical{color:var(--text-secondary)}.product-type-badge.digital{color:var(--accent-dark)}.stock-indicator{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;font-family:var(--font-mono);font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;border:2px solid currentColor}.stock-indicator.in-stock{color:#00cc6a}.stock-indicator.out-of-stock{color:var(--error)}@media (max-width: 1024px){.product-page-layout{grid-template-columns:1fr;gap:48px}.product-gallery{position:static}.product-name{font-size:36px}.product-price .price{font-size:32px}}@media (max-width: 768px){.action-bar-inner{flex-direction:column;gap:16px}.action-bar-price{margin-right:0;width:100%;display:flex;justify-content:space-between;align-items:center}.action-bar-buttons{width:100%}.action-bar-buttons .btn{flex:1;min-width:auto}}@media (max-width: 600px){.product-container{padding:32px var(--page-padding) 60px}}