:root{--color-primary:#ff7e67;--color-primary-hover:#ff644b;--color-secondary:#fff3e0;--color-text-main:#333;--color-text-light:#666;--color-bg-main:#fafafa;--color-card-bg:#fff;--color-border:#eaeaea;--color-success:#4caf50;--spacing-xs:4px;--spacing-sm:8px;--spacing-md:16px;--spacing-lg:24px;--spacing-xl:32px;--radius-sm:8px;--radius-md:16px;--radius-lg:24px;--radius-full:9999px;--font-base:-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-base);background-color:var(--color-bg-main);color:var(--color-text-main);-webkit-font-smoothing:antialiased;line-height:1.6}a{color:inherit;text-decoration:none}.app-container{background-color:var(--color-bg-main);flex-direction:column;max-width:480px;min-height:100vh;margin:0 auto;display:flex;box-shadow:0 0 20px #0000000d}