*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary:#2563eb;--color-primary-dark:#1d4ed8;--color-secondary:#64748b;--color-background:#f8fafc;--color-surface:#fff;--color-text:#1e293b;--color-text-muted:#64748b;--color-border:#e2e8f0;--color-error:#dc2626;--color-success:#16a34a;--radius:8px;--shadow:0 1px 3px 0 #0000001a,0 1px 2px -1px #0000001a}html{font-size:16px;line-height:1.5}body{background-color:var(--color-background);color:var(--color-text);min-height:100vh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}.container{flex-direction:column;max-width:1200px;min-height:100vh;margin:0 auto;padding:2rem;display:flex}.main{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;padding:2rem 0;display:flex}.title{color:var(--color-text);margin-bottom:.5rem;font-size:2.5rem;font-weight:700}.subtitle{color:var(--color-text-muted);margin-bottom:2rem;font-size:1.25rem}.btn{border-radius:var(--radius);cursor:pointer;border:none;justify-content:center;align-items:center;padding:.75rem 1.5rem;font-size:1rem;font-weight:500;text-decoration:none;transition:all .2s;display:inline-flex}.btn-primary{background-color:var(--color-primary);color:#fff}.btn-primary:hover{background-color:var(--color-primary-dark)}.btn-secondary{background-color:var(--color-surface);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background-color:var(--color-background)}.actions{gap:1rem;margin-bottom:3rem;display:flex}.features{background-color:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);width:100%;max-width:500px;padding:2rem}.features h2{color:var(--color-text);margin-bottom:1rem;font-size:1.25rem}.features ul{text-align:left;list-style:none}.features li{color:var(--color-text-muted);border-bottom:1px solid var(--color-border);padding:.5rem 0}.features li:last-child{border-bottom:none}.features li:before{content:"✓";color:var(--color-success);margin-right:.5rem}.footer{text-align:center;color:var(--color-text-muted);padding:2rem 0;font-size:.875rem}.form-group{text-align:left;margin-bottom:1.5rem}.form-label{color:var(--color-text);margin-bottom:.5rem;font-size:.875rem;font-weight:500;display:block}.form-input{border:1px solid var(--color-border);border-radius:var(--radius);background-color:var(--color-surface);width:100%;padding:.75rem 1rem;font-size:1rem;transition:border-color .2s}.form-input:focus{border-color:var(--color-primary);outline:none}.form-input:invalid{border-color:var(--color-error)}.card{background-color:var(--color-surface);border-radius:var(--radius);box-shadow:var(--shadow);padding:2rem}.alert{border-radius:var(--radius);margin-bottom:1rem;padding:1rem}.alert-error{color:var(--color-error);background-color:#fef2f2;border:1px solid #fecaca}.alert-success{color:var(--color-success);background-color:#f0fdf4;border:1px solid #bbf7d0}@media (max-width:768px){.container{padding:1rem}.title{font-size:2rem}.subtitle{font-size:1rem}.actions{flex-direction:column}}