:root{--bg-color:#fff;--text-color:#111827;--primary:#2563eb;--primary-hover:#1d4ed8;--danger:#dc2626;--success:#16a34a;--border-color:#d1d5db;--input-bg:#f9fafb}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-color);-webkit-font-smoothing:antialiased;font-family:system-ui,-apple-system,sans-serif;font-size:16px;line-height:1.5}h1{margin-bottom:1rem;font-size:1.5rem;font-weight:700}h2{margin-bottom:.75rem;font-size:1.25rem;font-weight:600}p{margin-bottom:1rem}.container{width:100%;max-width:600px;margin:0 auto;padding:1rem}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}.gap-2{gap:.5rem}.gap-4{gap:1rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.w-full{width:100%}.btn{cursor:pointer;text-align:center;border:none;border-radius:.5rem;justify-content:center;align-items:center;min-height:54px;padding:1rem;font-size:1.125rem;font-weight:600;transition:background-color .1s;display:inline-flex}.btn-primary{background-color:var(--primary);color:#fff}.btn-primary:active{background-color:var(--primary-hover)}.btn-danger{background-color:var(--danger);color:#fff}.btn-outline{border:2px solid var(--border-color);color:var(--text-color);background-color:#0000}.btn-outline:active{background-color:#f3f4f6}.form-group{flex-direction:column;margin-bottom:1rem;display:flex}.form-label{margin-bottom:.5rem;font-size:1rem;font-weight:600}.form-control{border:2px solid var(--border-color);background-color:var(--input-bg);width:100%;color:var(--text-color);border-radius:.5rem;padding:.875rem;font-size:1rem}.form-control:focus{border-color:var(--primary);outline:none}.card{border:1px solid var(--border-color);background:#fff;border-radius:.5rem;margin-bottom:1rem;padding:1rem}