:root{--primary: #2f6df6;--primary-light: #e8f0fe;--danger: #e53935;--success: #2e7d32;--text: #1a1a1a;--text-secondary: #666;--bg: #f6f7f9;--card-bg: #ffffff;--border: #e0e0e0;--radius: 10px;--nav-h: 56px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Helvetica,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.5;min-height:100vh;overflow-x:hidden;padding-top:env(safe-area-inset-top);padding-bottom:env(safe-area-inset-bottom)}#root{max-width:480px;margin:0 auto;min-height:100vh;position:relative}.page{padding:12px 16px calc(var(--nav-h) + 12px);min-height:100vh}.page-title{font-size:1.25rem;font-weight:700;margin-bottom:12px;line-height:1.4}.card{background:var(--card-bg);border-radius:var(--radius);padding:14px 16px;box-shadow:0 1px 3px #0000000f;margin-bottom:10px}.card-row{display:flex;justify-content:space-between;align-items:center;padding:4px 0}.card-row+.card-row{border-top:1px solid var(--border)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:10px 18px;border-radius:var(--radius);border:none;font-size:.95rem;font-weight:600;cursor:pointer;transition:opacity .15s}.btn:active{opacity:.75}.btn-primary{background:var(--primary);color:#fff}.btn-danger{background:var(--danger);color:#fff}.btn-outline{background:transparent;border:1.5px solid var(--primary);color:var(--primary)}.btn-sm{padding:6px 14px;font-size:.85rem}.btn-block{width:100%}.form-group{margin-bottom:12px}.form-group label{display:block;font-size:.85rem;color:var(--text-secondary);margin-bottom:4px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:10px 12px;border:1.5px solid var(--border);border-radius:var(--radius);font-size:1rem;outline:none;transition:border-color .15s;background:#fff;font-family:inherit}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--primary)}.list-item{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:var(--card-bg);border-radius:var(--radius);margin-bottom:6px;box-shadow:0 1px 2px #0000000a}.list-item .li-left{flex:1;min-width:0}.list-item .li-right{text-align:right;flex-shrink:0;margin-left:10px}.tag{display:inline-block;padding:2px 8px;border-radius:999px;font-size:.78rem;font-weight:600}.tag-income{background:#e8f5e9;color:#2e7d32}.tag-expense{background:#fce4ec;color:#c62828}.empty-state{text-align:center;padding:3rem 1rem;color:var(--text-secondary);font-size:.95rem}.tabs{display:flex;gap:0;background:var(--card-bg);border-radius:var(--radius);padding:3px;margin-bottom:12px;overflow-x:auto}.tab-btn{flex:1;padding:8px 0;border:none;background:transparent;font-size:.88rem;font-weight:600;color:var(--text-secondary);cursor:pointer;border-radius:7px;white-space:nowrap}.tab-btn.active{background:var(--primary);color:#fff}.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:12px}.stat-box{background:var(--card-bg);border-radius:var(--radius);padding:12px 8px;text-align:center;box-shadow:0 1px 3px #0000000f}.stat-box .stat-label{font-size:.76rem;color:var(--text-secondary)}.stat-box .stat-value{font-size:1.05rem;font-weight:700;margin-top:2px}.stat-value.income{color:var(--success)}.stat-value.expense{color:var(--danger)}.chart-wrap{width:100%;height:260px;background:var(--card-bg);border-radius:var(--radius);padding:8px;box-shadow:0 1px 3px #0000000f}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-thumb{background:#ccc;border-radius:4px}@keyframes fadeIn{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}.fade-in{animation:fadeIn .25s ease-out both}