:root{--text-primary:#1d1d1f;--text-secondary:#5f6368;--text-tertiary:#6e6e73;--bg-primary:#fff;--bg-secondary:#f5f5f7;--bg-tertiary:#fbfbfd;--border:#00000014;--border-strong:#0000001f;--accent:#0071e3;--accent-hover:#0077ed;--success:#1d6f35;--warning:#8a4b00;--error:#c62828;--focus-ring:#0a84ff;--shadow-sm:0 1px 3px #00000014;--shadow-md:0 4px 12px #00000014;--shadow-lg:0 8px 24px #0000001f;--font-system:-apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Helvetica Neue", "Helvetica", "Arial", sans-serif;--font-mono:"SF Mono", ui-monospace, "Menlo", "Monaco", "Cascadia Mono", "Segoe UI Mono", "Roboto Mono", monospace;font-family:var(--font-system);letter-spacing:-.022em;color:var(--text-primary);background:var(--bg-secondary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-rendering:optimizelegibility;font-size:17px;font-weight:400;line-height:1.47059}*{box-sizing:border-box;margin:0;padding:0}body{min-height:100vh;margin:0}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{letter-spacing:-.022em;color:var(--text-primary);font-weight:600}h1{letter-spacing:-.024em;font-size:32px;line-height:1.125}h2{font-size:24px;line-height:1.16667}h3{font-size:19px;line-height:1.21053}p{color:var(--text-secondary)}a{color:var(--accent);text-decoration:none;transition:opacity .2s}a:hover{text-decoration:underline}:where(a,button,input,textarea,select,[tabindex]:not([tabindex="-1"])):focus-visible{outline:3px solid 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var(--border-strong);background:var(--bg-primary);width:40px;height:40px;color:var(--text-primary);border-radius:999px;flex-shrink:0;font-size:22px;line-height:1}.product-gallery-arrow:hover{border-color:var(--accent);transform:none}.product-gallery-strip{flex:1;gap:10px;padding-bottom:4px;display:flex;overflow-x:auto}.product-gallery-thumb-button{border:1px solid var(--border-strong);background:var(--bg-primary);border-radius:14px;flex-shrink:0;padding:0}.product-gallery-thumb-button.selected{border-color:var(--accent);box-shadow:var(--shadow-sm)}.product-gallery-thumb-button:hover{border-color:var(--accent);transform:none}.product-gallery-thumb{object-fit:cover;border-radius:13px;width:64px;height:64px;display:block}.product-detail-info 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