:root{--primary:#1a1a1a;--secondary:#f5f5f5;--accent:#3b82f6;--accent-hover:#2563eb;--border:#e5e5e5;--text:#1a1a1a;--text-muted:#6b7280;--white:#fff;--error:#ef4444;--success:#22c55e}*{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,sans-serif;color:var(--text);background:var(--white);line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none}button,input,select,textarea{font:inherit}.container{max-width:1280px;margin:0 auto;padding:0 1rem}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:8px;font-weight:500;transition:all .2s}.btn-primary{background:var(--primary);color:var(--white)}.btn-primary:hover{background:#333}.btn-accent{background:var(--accent);color:var(--white)}.btn-accent:hover{background:var(--accent-hover)}.btn-outline{border:1px solid var(--border);background:transparent}.btn-outline:hover{background:var(--secondary)}.input{width:100%;padding:.75rem;border:1px solid var(--border);border-radius:8px;outline:none;transition:border-color .2s}.input:focus{border-color:var(--accent)}.card{background:var(--white);border:1px solid var(--border);border-radius:12px;overflow:hidden}.grid{display:grid;grid-gap:1.5rem;gap:1.5rem}.grid-2{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(3,1fr)}.grid-4{grid-template-columns:repeat(4,1fr)}@media (max-width:768px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}.section{padding:4rem 0}.text-center{text-align:center}.text-muted{color:var(--text-muted)}.mt-1{margin-top:.5rem}.mt-2{margin-top:1rem}.mt-3{margin-top:1.5rem}.mt-4{margin-top:2rem}.mb-1{margin-bottom:.5rem}.mb-2{margin-bottom:1rem}.mb-3{margin-bottom:1.5rem}.mb-4{margin-bottom:2rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:.5rem}.gap-2{gap:1rem}.gap-3{gap:1.5rem}.gap-4{gap:2rem}