:root{--bg:#f7faff;--panel:#fff;--panel-soft:#eef4ff;--text:#1f5fc7;--text-dark:#111;--muted:#3e6fbc;--accent:#1f5fc7;--accent-soft:#dce9ff;--ok:#27d17f;--warn:#ffbe3d;--danger:#ef4444}*{box-sizing:border-box;margin:0;padding:0}body,html{width:360px;height:600px;overflow:hidden;font-family:Roboto,Segoe UI,Arial,sans-serif;color:var(--text-dark);background:var(--bg)}.app-shell{height:100%;display:flex;flex-direction:column}.screen{flex:1 1;overflow-y:auto;padding:8px 12px 92px}.hidden{display:none!important}.card{background:linear-gradient(180deg,var(--panel-soft),var(--panel));border:1px solid rgba(31,95,199,.24);border-radius:16px;padding:16px;margin-bottom:10px}.btn{border:0;border-radius:10px;cursor:pointer;font-weight:600;font-size:13px;padding:12px 16px;width:100%;transition:opacity .15s}.btn:hover{opacity:.9}.btn-primary{background:linear-gradient(135deg,#1f5fc7,#2a6fdf);color:#fff}.btn-secondary{background:#e2ecff;color:#1f5fc7}.btn-ghost{background:transparent;color:var(--muted);border:1px solid rgba(31,95,199,.3)}input,textarea{width:100%;background:#fff;border:1px solid rgba(31,95,199,.45);color:#111;border-radius:10px;padding:10px 12px;font-size:13px;outline:none;font-family:inherit}input:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px rgba(31,95,199,.1)}label{display:block;font-size:12px;margin-bottom:6px;color:var(--muted);font-weight:500}.seed-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-gap:6px;gap:6px;margin:12px 0}.seed-word{background:#fff;border:1px solid rgba(31,95,199,.3);border-radius:8px;padding:8px;font-size:12px;text-align:center;color:#111}.seed-word span{color:var(--muted);font-size:10px;margin-right:4px}.bottom-nav{position:fixed;bottom:0;left:0;width:360px;height:60px;display:grid;grid-template-columns:repeat(4,1fr);grid-gap:6px;gap:6px;padding:8px;background:rgba(240,246,255,.98);border-top:1px solid rgba(31,95,199,.2);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.nav-btn{border:0;border-radius:10px;background:#fff;color:#2a63bf;font-weight:700;font-size:11px;cursor:pointer;padding:6px 4px}.nav-btn.active{background:linear-gradient(145deg,#1f5fc7,#2a6fdf);color:#fff}.wallet-header{text-align:center;padding:20px 16px;background:linear-gradient(180deg,#fff,#eef4ff);border:1px solid rgba(31,95,199,.24);border-radius:16px;margin-bottom:10px}.wallet-name{font-size:14px;font-weight:700;color:#103a80}.wallet-address{font-size:11px;color:var(--muted);font-family:monospace;margin-top:4px;word-break:break-all}.wallet-balance{font-size:28px;font-weight:700;color:#111;margin-top:12px}.wallet-balance-usd{font-size:13px;color:var(--muted);margin-top:2px}.spinner{width:24px;height:24px;border:3px solid #e0e0e0;border-top-color:#1a56db;border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(1turn)}}.loading-center{display:flex;align-items:center;justify-content:center;height:100%;width:100%;flex-direction:column;gap:12px}.hint{font-size:11px;color:var(--muted);margin-top:8px;line-height:1.45}.token-item{display:flex;justify-content:space-between;align-items:center;padding:12px;background:#fff;border:1px solid rgba(31,95,199,.2);border-radius:12px;margin-bottom:6px}.token-name{font-weight:600;font-size:13px}.token-balance{font-size:13px;color:var(--muted)}.tabs{display:flex;gap:4px;margin-bottom:12px}.tab{flex:1 1;padding:8px;border:0;border-radius:8px;background:transparent;color:var(--muted);font-size:12px;font-weight:600;cursor:pointer}.tab.active{background:var(--accent-soft);color:var(--accent)}