*{margin:0;padding:0;box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background:#f5f5f5}code{font-family:source-code-pro,Menlo,Monaco,Consolas,Courier New,monospace}#root{min-height:100vh}:root{--color-primary: #5C1F33;--color-primary-hover: #4A1829;--color-primary-dark: #3D1522;--color-secondary: #E8A598;--color-secondary-hover: #D98E7E;--color-accent-peach: #F5E6E3;--color-accent-warm: #D4A59A;--color-background: #FAFAFA;--color-surface: #FFFFFF;--color-text-primary: #2C2C2C;--color-text-secondary: #666666;--color-border: #E0E0E0;--color-border-light: #F0F0F0;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", 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#28a7454d}.btn-buy:active{transform:translateY(0)}.product-detail-loading,.product-detail-error{text-align:center;padding:60px 20px;max-width:600px;margin:0 auto}.product-detail-error h2{color:#dc3545;margin-bottom:15px}.product-detail-error p{color:#666;margin-bottom:25px}.btn-back{background:#007bff;color:#fff;border:none;padding:12px 30px;border-radius:6px;cursor:pointer;font-size:1em;transition:background .2s}.btn-back:hover{background:#0056b3}@media(max-width:768px){.product-header h1{font-size:1.5em}.specs-grid{grid-template-columns:1fr}.product-info-section{padding-left:0}.btn-buy{width:100%}}