*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--color-primary:#2563eb;--color-primary-dark:#1e40af;--color-primary-light:#3b82f6;--color-secondary:#10b981;--color-whatsapp:#25d366;--color-text-primary:#1f2937;--color-text-secondary:#6b7280;--color-text-muted:#9ca3af;--color-background:#fff;--color-background-alt:#f9fafb;--color-border:#e5e7eb;--color-border-light:#f3f4f6;--spacing-xs:0.25rem;--spacing-sm:0.5rem;--spacing-md:1rem;--spacing-lg:1.5rem;--spacing-xl:2rem;--spacing-2xl:3rem;--radius-sm:0.375rem;--radius-md:0.5rem;--radius-lg:0.75rem;--radius-xl:1rem;--shadow-sm:0 1px 2px 0 rgba(0,0,0,.05);--shadow-md:0 4px 6px -1px rgba(0,0,0,.1);--shadow-lg:0 10px 15px -3px rgba(0,0,0,.1);--shadow-xl:0 20px 25px -5px rgba(0,0,0,.1);--font-sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;--font-weight-normal:400;--font-weight-medium:500;--font-weight-semibold:600;--font-weight-bold:700;--transition-fast:150ms ease-in-out;--transition-base:200ms ease-in-out;--transition-slow:300ms ease-in-out}html{scroll-behavior:smooth}body,html{overflow-x:hidden}body{font-family:var(--font-sans);color:var(--color-text-primary);background-color:var(--color-background);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.error-container,.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:400px;padding:var(--spacing-2xl);text-align:center}.spinner{width:48px;height:48px;border:4px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-message{margin-top:var(--spacing-lg);color:var(--color-text-secondary);font-size:1rem}.error-icon{font-size:3rem;margin-bottom:var(--spacing-md)}.error-title{font-size:1.5rem;font-weight:var(--font-weight-bold);color:var(--color-text-primary);margin-bottom:var(--spacing-sm)}.error-message{color:var(--color-text-secondary);margin-bottom:var(--spacing-lg)}.retry-button{background-color:var(--color-primary);color:#fff;border:none;padding:var(--spacing-md) var(--spacing-xl);border-radius:var(--radius-md);font-weight:var(--font-weight-semibold);cursor:pointer;transition:background-color var(--transition-fast)}.retry-button:hover{background-color:var(--color-primary-dark)}