:root{--color-bg-main: #0f172a;--color-bg-surface: #1e293b;--color-bg-input: #334155;--color-primary: #3b82f6;--color-primary-hover: #2563eb;--color-accent: #8b5cf6;--color-danger: #ef4444;--color-success: #22c55e;--color-text-main: #f8fafc;--color-text-muted: #94a3b8;--color-border: #334155;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-xxl: 3rem;--font-family-main: "Inter", sans-serif;--font-size-base: 16px;--transition-fast: .2s ease;--transition-normal: .3s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--color-bg-main);color:var(--color-text-main);font-family:var(--font-family-main);font-size:var(--font-size-base);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;color:var(--color-text-main);line-height:1.2}h1{font-size:2.5rem;margin-bottom:var(--spacing-xl)}h2{font-size:2rem;margin-bottom:var(--spacing-lg)}h3{font-size:1.5rem;margin-bottom:var(--spacing-md)}p{margin-bottom:var(--spacing-md);color:var(--color-text-muted)}input,select,textarea{display:block;width:100%;padding:var(--spacing-md);background-color:var(--color-bg-input);border:1px solid var(--color-border);border-radius:8px;color:var(--color-text-main);font-family:inherit;font-size:1rem;transition:border-color var(--transition-fast)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 2px #3b82f633}.input-lg{padding:1.25rem;font-size:1.125rem}label{display:block;margin-bottom:var(--spacing-sm);font-weight:500;color:var(--color-text-muted)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-md) var(--spacing-xl);border-radius:9999px;font-weight:600;text-decoration:none;cursor:pointer;transition:all var(--transition-fast);border:none}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-hover);transform:translateY(-1px)}.btn-secondary{background-color:var(--color-bg-surface);color:var(--color-text-main);border:1px solid var(--color-border)}.btn-secondary:hover{background-color:var(--color-bg-input)}.container{width:100%;max-width:800px;margin:0 auto;padding:var(--spacing-xl) var(--spacing-md)}.card{background-color:var(--color-bg-surface);border-radius:16px;padding:var(--spacing-xl);box-shadow:0 4px 6px -1px #0000001a,0 2px 4px -1px #0000000f;border:1px solid var(--color-border)}.animate-fade-in{animation:fadeIn var(--transition-normal) forwards}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@media(max-width:640px){:root{--font-size-base: 15px}h1{font-size:2rem}.card{padding:var(--spacing-md)}}