:root{--color-primary: #4F46E5;--color-primary-hover: #4338CA;--color-secondary: #10B981;--color-background: #F3F4F6;--color-surface: #FFFFFF;--color-text-main: #111827;--color-text-muted: #6B7280;--color-border: #E5E7EB;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--font-sans: "Inter", system-ui, -apple-system, sans-serif;--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-md: .375rem;--radius-lg: .5rem;--radius-xl: 1rem}body{margin:0;font-family:var(--font-sans);background-color:var(--color-background);color:var(--color-text-main);-webkit-font-smoothing:antialiased}*{box-sizing:border-box}.container{max-width:1200px;margin:0 auto;padding:var(--spacing-md)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-md);font-weight:500;cursor:pointer;transition:all .2s ease;border:none;outline:none}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover)}.card{background-color:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-md);padding:var(--spacing-lg)}input[type=text]{width:100%;padding:var(--spacing-sm);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:1rem;transition:border-color .2s}input[type=text]:focus{border-color:var(--color-primary);outline:2px solid transparent;box-shadow:0 0 0 2px #4f46e533}