*,:after,:before{box-sizing:border-box;margin:0;padding:0}:root{--primary:#6c3ff6;--primary-dark:#5a2fd4;--primary-light:#f0ebff;--surface:#f7f5ff;--bg:#fff;--text:#111;--muted:#888;--border:#e8e8e8;--success:#10b981;--danger:#ef4444;--warning:#f59e0b;--radius:14px;--shadow:0 2px 16px rgba(108,63,246,.1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);line-height:1.5}a{color:inherit;text-decoration:none}button{cursor:pointer;border:none;background:none}button,input,select,textarea{font:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;height:48px;padding:0 24px;border-radius:var(--radius);font-size:15px;font-weight:700;cursor:pointer;transition:opacity .15s,transform .1s;border:none}.btn:active{transform:scale(.98)}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-success{background:var(--success);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:transparent;border:2px solid var(--border);color:var(--text)}.btn-ghost{background:var(--surface);color:var(--text)}.btn-full{width:100%}.card{border-radius:20px;border:1px solid var(--border);padding:24px}.card,.input{background:#fff}.input{width:100%;height:48px;padding:0 14px;border:1.5px solid var(--border);border-radius:var(--radius);font-size:15px;color:var(--text);outline:none;transition:border-color .2s}.input:focus{border-color:var(--primary)}.label{font-size:13px;font-weight:600;color:var(--muted);margin-bottom:6px;display:block}.error-text{color:var(--danger);font-size:13px}.page-container{max-width:480px;margin:0 auto;padding:24px 20px 60px}.spinner{width:36px;height:36px;border:4px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.center{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:12px}