@import "https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap";:root{--text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;--text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--text-5xl:3rem;--text-6xl:3.75rem;--leading-tight:1.15;--leading-snug:1.3;--leading-normal:1.6;--weight-light:300;--weight-normal:400;--weight-medium:500;--weight-semibold:600;--weight-bold:700;--space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;--space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;--space-20:5rem;--space-24:6rem;--space-32:8rem;--container-max:1280px;--container-narrow:960px;--section-padding:var(--space-24) var(--space-6);--radius-full:9999px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s ease;--nav-height:72px;--color-primary:#0073e6;--color-primary-dark:#005bb5;--color-primary-light:#e8f2fc;--color-accent:#ff6b35;--color-heading:#1a2332;--color-text:#4a5568;--color-text-light:#718096;--color-border:#e2e8f0;--color-bg:#fff;--color-bg-alt:#f7f9fc;--color-bg-dark:#111827;--color-bg-dark-secondary:#1e293b;--font-heading:"Inter", system-ui, -apple-system, sans-serif;--font-body:"Inter", system-ui, -apple-system, sans-serif;--radius-sm:.375rem;--radius-md:.5rem;--radius-lg:.75rem;--radius-xl:1rem;--radius-2xl:1.5rem;--shadow-sm:0 1px 2px #0000000d;--shadow-md:0 4px 6px -1px #00000012, 0 2px 4px -2px #0000000d;--shadow-lg:0 10px 15px -3px #00000014, 0 4px 6px -4px #0000000a;--shadow-xl:0 20px 25px -5px #00000014, 0 8px 10px -6px #0000000a}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--font-body);font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text);background-color:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}ul,ol{list-style:none}button{font:inherit;cursor:pointer;background:0 0;border:none}input,textarea,select{font:inherit}h1,h2,h3,h4,h5,h6{font-family:var(--font-heading);color:var(--color-heading);line-height:var(--leading-tight);font-weight:var(--weight-bold)}h1{font-size:var(--text-5xl)}h2{font-size:var(--text-4xl)}h3{font-size:var(--text-2xl)}h4{font-size:var(--text-xl)}p+p{margin-top:var(--space-4)}@media (width<=768px){h1{font-size:var(--text-3xl)}h2{font-size:var(--text-2xl)}h3{font-size:var(--text-xl)}}.reveal{opacity:0;transition:opacity .6s,transform 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.section__desc{margin-left:auto;margin-right:auto}.grid{gap:var(--space-8);display:grid}.grid--2{grid-template-columns:repeat(2,1fr)}.grid--3{grid-template-columns:repeat(3,1fr)}.grid--4{grid-template-columns:repeat(4,1fr)}@media (width<=1024px){.grid--4,.grid--3{grid-template-columns:repeat(2,1fr)}}@media (width<=640px){.grid--4,.grid--3,.grid--2{grid-template-columns:1fr}}.flex{display:flex}.flex--center{justify-content:center;align-items:center}.flex--between{justify-content:space-between;align-items:center}.flex--gap-4{gap:var(--space-4)}.flex--gap-8{gap:var(--space-8)}.flex--wrap{flex-wrap:wrap}.text-center{text-align:center}.btn{align-items:center;gap:var(--space-2);font-size:var(--text-base);font-weight:var(--weight-semibold);border-radius:var(--radius-md);transition:all var(--transition-base);white-space:nowrap;padding:14px 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var(--space-8)}.product-detail__gallery{gap:var(--space-4);grid-template-columns:1fr 1fr;display:grid}.product-detail__main-image{aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-lg);grid-column:1/-1;width:100%}.product-detail__thumb{aspect-ratio:1;object-fit:cover;border-radius:var(--radius-md);cursor:pointer;transition:border-color var(--transition-fast);border:2px solid #0000}.product-detail__thumb:hover,.product-detail__thumb--active{border-color:var(--color-primary)}.product-detail__info{padding-left:var(--space-12)}.product-detail__name{margin-bottom:var(--space-4)}.product-detail__desc{margin-bottom:var(--space-8);line-height:var(--leading-normal)}.spec-table{border-collapse:collapse;width:100%;font-size:var(--text-sm)}.spec-table th,.spec-table td{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}.spec-table 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