:root{--primary: #2563eb;--primary-hover: #1d4ed8;--secondary: #eff6ff;--background: #ffffff;--surface: #f8fafc;--text-main: #0f172a;--text-muted: #64748b;--border: #e2e8f0;--success: #10b981;--error: #ef4444;--font-family: "Inter", system-ui, -apple-system, sans-serif;--h1: 2.5rem;--h2: 2rem;--h3: 1.5rem;--body: 1rem;--small: .875rem;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 2rem;--spacing-xl: 4rem;--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: 1rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--surface);color:var(--text-main);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,h4{line-height:1.2;font-weight:700;color:var(--text-main)}button{cursor:pointer;border:none;background:none;font-family:inherit}a{text-decoration:none;color:inherit}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.flex{display:flex}.flex-col{display:flex;flexDirection:column}.flex-col{display:flex;flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-sm{gap:var(--spacing-sm)}.gap-md{gap:var(--spacing-md)}.gap-lg{gap:var(--spacing-lg)}.flex-grow{flex-grow:1}.grid{display:grid}.grid-cols-3{grid-template-columns:repeat(3,1fr)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:600;font-size:var(--body);transition:all .2s ease}.btn-primary{background-color:var(--primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-lg)}.btn-primary:disabled{opacity:.7;cursor:not-allowed;transform:none}.btn-secondary{background-color:#fff;color:var(--text-main);border:1px solid var(--border)}.btn-secondary:hover{background-color:var(--surface)}.card{background:#fff;border-radius:var(--radius-lg);padding:var(--spacing-lg);box-shadow:var(--shadow-md);border:1px solid var(--border)}.card-hover:hover{transform:translateY(-2px);transition:transform .2s ease;box-shadow:var(--shadow-lg)}.form-group{display:flex;flex-direction:column;gap:.5rem}.input{width:100%;padding:.75rem;border-radius:var(--radius-md);border:1px solid var(--border);font-size:1rem;transition:border-color .2s}.input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 2px var(--secondary)}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes pulse{50%{opacity:.5}}.animate-fade-in{animation:fadeIn .5s ease-out forwards}.animate-slide-up{animation:slideUp .5s ease-out forwards}.animate-spin{animation:spin 1s linear infinite}.animate-pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}@media(max-width:768px){:root{--h1: 2rem}.grid-cols-3{grid-template-columns:1fr}.hidden-mobile{display:none!important}.wrap-mobile{flex-direction:column;align-items:flex-start}.card{padding:1.5rem}}