:root{--bg: #f4f5f7;--card: #ffffff;--text: #1a1d24;--muted: #7a8194;--line: #e8eaf0;--primary: #2563eb;--danger: #dc2626;--ok: #16a34a;--warn: #d97706}*{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased}.header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;padding-top:calc(12px + env(safe-area-inset-top));background:var(--card);border-bottom:1px solid var(--line)}.brand{font-weight:700;font-size:16px}.account{font-size:13px;font-family:ui-monospace,Menlo,monospace;background:var(--bg);padding:6px 10px;border-radius:8px}.main{max-width:560px;margin:0 auto;padding:16px 16px calc(76px + env(safe-area-inset-bottom))}.card{background:var(--card);border-radius:14px;padding:16px;margin-bottom:14px;box-shadow:0 1px 3px #0000000d}.card-title{font-size:15px;font-weight:700;margin-bottom:12px}.row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}.row:last-child{border-bottom:none}.row-label{color:var(--muted);flex-shrink:0}.row-value{text-align:right;word-break:break-all}.field{display:block;margin-bottom:12px}.field-label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.field-hint{display:block;font-size:12px;color:var(--muted);margin-top:4px}input,select,textarea{width:100%;min-height:44px;padding:10px 12px;font-size:15px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--text);outline:none}textarea{font-family:ui-monospace,Menlo,monospace;font-size:13px;line-height:1.6}input:focus,select:focus,textarea:focus{border-color:var(--primary);background:var(--card)}.btn{min-height:44px;padding:10px 18px;font-size:15px;font-weight:600;border:none;border-radius:10px;cursor:pointer;color:#fff;background:var(--primary);transition:opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn:active:not(:disabled){opacity:.8}.btn-danger{background:var(--danger)}.btn-ghost{background:var(--card);color:var(--primary);border:1px solid var(--primary);min-height:36px;padding:6px 14px;font-size:14px}.btn-block{display:block;width:100%;margin-top:8px}.btn-pair{display:flex;gap:12px;margin-top:14px}.btn-pair .btn{flex:1}.badge{font-size:13px;font-weight:600;padding:4px 10px;border-radius:20px}.badge.ok{color:var(--ok);background:#16a34a1a}.badge.warn{color:var(--warn);background:#d977061f}.muted{color:var(--muted);font-size:14px;line-height:1.6}.small{font-size:12px}.tip{font-size:13px;color:var(--muted);line-height:1.6;margin-top:10px;padding:10px 12px;background:var(--bg);border-radius:10px}.warn-text{color:var(--warn)}.copy-addr{font-family:ui-monospace,Menlo,monospace;font-size:13px;color:var(--primary);background:none;border:none;cursor:pointer;padding:0;word-break:break-all}.seg{display:flex;background:var(--card);border-radius:12px;padding:4px;margin-bottom:14px;box-shadow:0 1px 3px #0000000d}.seg button{flex:1;min-height:38px;border:none;border-radius:9px;background:none;color:var(--muted);font-size:14px;font-weight:600;cursor:pointer}.seg button.active{background:var(--primary);color:#fff}.tabbar{position:fixed;bottom:0;left:0;right:0;z-index:10;display:flex;background:var(--card);border-top:1px solid var(--line);padding-bottom:env(safe-area-inset-bottom)}.tabbar button{flex:1;min-height:56px;border:none;background:none;color:var(--muted);font-size:14px;font-weight:600;cursor:pointer}.tabbar button.active{color:var(--primary)}.toasts{position:fixed;top:calc(64px + env(safe-area-inset-top));left:50%;transform:translate(-50%);z-index:100;display:flex;flex-direction:column;gap:8px;width:calc(100% - 32px);max-width:400px;pointer-events:none}.toast{padding:12px 16px;border-radius:10px;font-size:14px;color:#fff;background:var(--ok);box-shadow:0 4px 12px #00000026;animation:slide-in .2s ease}.toast.err{background:var(--danger)}@keyframes slide-in{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}