:root{--primary: #0f766e;--primary-light: #ccfbf1;--primary-dark: #115e59;--success: #16a34a;--success-light: #dcfce7;--warning: #ea580c;--warning-light: #ffedd5;--danger: #dc2626;--danger-light: #fee2e2;--bg: #f1f5f9;--card: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--shadow: 0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);--shadow-md: 0 4px 6px rgba(0,0,0,.05), 0 2px 4px rgba(0,0,0,.04);--radius: 10px;--radius-sm: 6px;--sidebar-w: 220px;--header-h: 56px;--bottom-nav-h: 56px}*{margin:0;padding:0;box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}.app-layout{display:flex;min-height:100vh;min-height:100dvh}.sidebar{width:var(--sidebar-w);background:linear-gradient(180deg,#115e59,#0b3d3a);color:#fff;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50}.sidebar-brand{padding:20px 20px 16px;border-bottom:1px solid rgba(255,255,255,.08)}.sidebar-brand h2{font-size:1.1rem;font-weight:700;display:flex;align-items:center;gap:8px}.sidebar-brand p{font-size:.75rem;color:#ffffff80;margin-top:4px}.sidebar-nav{flex:1;padding:12px 0;overflow-y:auto}.sidebar-nav a{display:flex;align-items:center;gap:10px;padding:10px 20px;color:#ffffffa6;text-decoration:none;font-size:.9rem;font-weight:500;transition:all .15s;border-left:3px solid transparent}.sidebar-nav a:hover{color:#fff;background:#ffffff0f}.sidebar-nav a.active{color:#fff;background:#ffffff1a;border-left-color:#14b8a6}.sidebar-nav a .icon{font-size:1.1rem;width:24px;text-align:center}.sidebar-nav-group summary{padding:8px 20px 4px;font-size:.68rem;color:#ffffff4d;text-transform:uppercase;letter-spacing:1px;cursor:pointer;list-style:none;display:flex;align-items:center;justify-content:space-between;-webkit-user-select:none;user-select:none}.sidebar-nav-group summary::-webkit-details-marker{display:none}.sidebar-nav-group summary:after{content:"▾";font-size:.6rem;color:#ffffff4d;transition:transform .15s}.sidebar-nav-group[open] summary:after{transform:rotate(180deg)}.desktop-layout .sidebar-nav-group summary:after{display:none}.desktop-layout .sidebar-nav-group summary{cursor:default}.sidebar-footer{padding:16px 20px;border-top:1px solid rgba(255,255,255,.08);font-size:.75rem;color:#ffffff59}.main-content{margin-left:var(--sidebar-w);flex:1;display:flex;flex-direction:column}.topbar{height:var(--header-h);background:var(--card);border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 28px;position:sticky;top:0;z-index:40}.topbar h3{font-size:.95rem;font-weight:600}.topbar-right{display:flex;align-items:center;gap:16px;font-size:.85rem;color:var(--text-secondary)}.page{padding:24px 28px;flex:1}.card{background:var(--card);border-radius:var(--radius);padding:22px 24px;box-shadow:var(--shadow);border:1px solid var(--border)}.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.card-header h4{font-size:1rem;font-weight:600}.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(340px,1fr));gap:20px;margin-bottom:20px}.card-grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px;margin-bottom:20px}.stat-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-bottom:24px}.stat-card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:1px solid var(--border);text-align:center}.stat-card .stat-value{font-size:1.8rem;font-weight:800;color:var(--primary)}.stat-card .stat-value.green{color:var(--success)}.stat-card .stat-value.red{color:var(--danger)}.stat-card .stat-value.orange{color:var(--warning)}.stat-card .stat-label{font-size:.8rem;color:var(--text-secondary);margin-top:4px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:var(--radius-sm);border:none;font-size:.85rem;font-weight:500;cursor:pointer;transition:all .15s;font-family:inherit}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark)}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{background:#b91c1c}.btn-sm{padding:5px 12px;font-size:.78rem}.btn-xs{padding:3px 8px;font-size:.72rem;border-radius:4px}.touch-target{min-width:44px;min-height:44px}.form-group{margin-bottom:14px}.form-group label{display:block;font-size:.82rem;font-weight:600;color:var(--text-secondary);margin-bottom:4px}.form-group input,.form-group select,.form-group textarea{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:var(--radius-sm);font-size:.9rem;font-family:inherit;transition:border-color .15s;background:var(--card)}.form-group input:focus,.form-group select:focus,.form-group textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #0f766e1f}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.data-table{width:100%;border-collapse:collapse;font-size:.85rem}.data-table th{padding:10px 12px;text-align:left;background:#f8fafc;color:var(--text-secondary);font-weight:600;font-size:.78rem;border-bottom:2px solid var(--border)}.data-table td{padding:10px 12px;border-bottom:1px solid var(--border)}.data-table tr:hover td{background:#f8fafc}.data-table .text-right{text-align:right}.data-table .text-center{text-align:center}.table-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}.stack-card{width:100%;border-collapse:collapse;font-size:.85rem}.stack-card th{padding:10px 12px;text-align:left;background:#f8fafc;color:var(--text-secondary);font-weight:600;font-size:.78rem;border-bottom:2px solid var(--border)}.stack-card td{padding:10px 12px;border-bottom:1px solid var(--border)}.tag{display:inline-block;padding:2px 10px;border-radius:10px;font-size:.72rem;font-weight:500}.tag-income{background:var(--success-light);color:var(--success)}.tag-expense{background:var(--danger-light);color:var(--danger)}.tag-transfer{background:var(--primary-light);color:var(--primary)}.tag-refund{background:#ccfbf1;color:#0f766e}.tag-invest{background:#f3e8ff;color:#7c3aed}.tag-credit_cash{background:#fee2e2;color:#dc2626}.tag-credit_repay{background:#dcfce7;color:#16a34a}.tag-credit_installment{background:#ffedd5;color:#ea580c}.tag-credit_bill_split{background:#e0e7ff;color:#4f46e5}.tag-blue{background:var(--primary-light);color:var(--primary-dark)}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:100;animation:fadeIn .2s}.modal{background:var(--card);border-radius:var(--radius);padding:28px;width:90%;max-width:520px;max-height:85vh;overflow-y:auto;box-shadow:0 20px 40px #00000026;animation:slideUp .2s}.modal h3{font-size:1.1rem;font-weight:700;margin-bottom:20px}.modal-actions{display:flex;gap:10px;justify-content:flex-end;margin-top:20px}.chart-box{position:relative;height:260px}.chart-box-lg{height:320px}.empty-state{text-align:center;padding:48px 20px;color:var(--text-muted)}.empty-state .icon{font-size:3rem;display:block;margin-bottom:12px}.empty-state p{font-size:.9rem}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideUp{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:3px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}.sidebar-toggle,.sidebar-overlay{display:none}.mobile-layout .sidebar-toggle{display:block;background:none;border:none;font-size:1.5rem;cursor:pointer;padding:4px 8px;color:var(--text-secondary);line-height:1}.mobile-layout .sidebar{position:fixed;top:0;left:0;z-index:1000;transform:translate(-100%);transition:transform .25s ease;height:100vh;height:100dvh;width:260px}.mobile-layout .sidebar.sidebar-open{transform:translate(0)}.mobile-layout .sidebar-overlay{display:block;position:fixed;top:0;right:0;bottom:0;left:0;z-index:999;background:#0006}.mobile-layout .main-content{margin-left:0!important;width:100%!important;padding-bottom:calc(var(--bottom-nav-h) + env(safe-area-inset-bottom) + 12px)}.mobile-layout .app-layout{display:block!important}.mobile-layout .topbar{padding:12px 16px;gap:8px;position:fixed;top:0;left:0;right:0;z-index:60}.mobile-layout .topbar h3{font-size:1rem}.mobile-layout .topbar-date{display:none}.mobile-layout .page{padding:calc(var(--header-h) + 16px) 16px 16px}.mobile-layout .card-grid,.mobile-layout .card-grid-3{grid-template-columns:minmax(0,1fr)!important;gap:14px}.mobile-layout .stat-row{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:10px}.mobile-layout .stat-card{padding:14px 10px}.mobile-layout .stat-card .stat-value{font-size:1.2rem}.mobile-layout .stat-card .stat-label{font-size:.72rem}.mobile-layout .data-table{font-size:.78rem}.mobile-layout .data-table th,.mobile-layout .data-table td{padding:8px 6px}.mobile-layout .modal{max-width:95vw!important;margin:8px!important;max-height:90vh!important}.mobile-layout .stack-card thead{display:none}.mobile-layout .stack-card tr{display:block;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:6px 12px;margin-bottom:10px}.mobile-layout .stack-card td{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:7px 0;border-bottom:1px dashed var(--border);font-size:.82rem}.mobile-layout .stack-card td:last-child{border-bottom:none}.mobile-layout .stack-card td:before{content:attr(data-label);font-size:.72rem;font-weight:600;color:var(--text-secondary);flex-shrink:0;white-space:nowrap}.mobile-layout .stack-card td:not([data-label]){justify-content:flex-end}.mobile-layout .stack-card td:not([data-label]):before{display:none}.mobile-layout .bottom-safe{padding-bottom:calc(8px + env(safe-area-inset-bottom))}.mobile-layout.compact-layout .stat-row{grid-template-columns:repeat(2,1fr)!important;gap:8px}.mobile-layout.compact-layout .stat-card{padding:12px}.mobile-layout.compact-layout .stat-value{font-size:1.1rem}.mobile-layout.compact-layout .stat-label{font-size:.7rem}.mobile-layout.compact-layout .card-grid{grid-template-columns:1fr!important}.mobile-layout.compact-layout .card{padding:12px}.mobile-layout.compact-layout .card-header{flex-direction:column;align-items:flex-start;gap:4px}.mobile-layout.compact-layout .form-row{flex-direction:column}.mobile-layout.compact-layout .form-row>div{min-width:auto}.mobile-layout.compact-layout .category-grid{grid-template-columns:repeat(4,1fr)!important}.mobile-layout.compact-layout .category-item{padding:8px 4px!important;font-size:.72rem!important}.mobile-layout.compact-layout .btn{font-size:.82rem;padding:8px 14px}.mobile-layout.compact-layout .btn-sm{font-size:.75rem;padding:5px 10px}.mobile-layout.compact-layout .btn-xs{font-size:.7rem;padding:3px 7px}.mobile-layout.compact-layout .topbar h3{font-size:.95rem}.mobile-layout.compact-layout .topbar{padding:10px 12px}.mobile-layout.compact-layout .page{padding:calc(var(--header-h) + 16px) 10px 10px}.bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;z-index:90;background:var(--card);border-top:1px solid var(--border);box-shadow:0 -2px 8px #0000000d;padding-bottom:max(env(safe-area-inset-bottom),4px)}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;min-height:var(--bottom-nav-h);padding:6px 2px;font-size:.62rem;color:var(--text-secondary);text-decoration:none;border:none;background:none;cursor:pointer;font-family:inherit;transition:color .15s;-webkit-tap-highlight-color:transparent}.bottom-nav-item .bn-icon{font-size:1.25rem;line-height:1}.bottom-nav-item.active{color:var(--primary);font-weight:600}.bottom-nav-item.active .bn-icon{transform:translateY(-1px)}.mobile-layout .bottom-nav{display:flex}.chart-legend-row{display:flex;align-items:center;gap:20px}.chart-donut-wrap{flex-shrink:0}.mobile-layout .chart-legend-row{flex-direction:column;align-items:stretch}.mobile-layout .chart-donut-wrap{align-self:center}.mobile-layout .data-table td.amount,.mobile-layout .stack-card td.amount{font-size:1rem}.ai-fab{position:fixed;bottom:24px;right:24px;width:52px;height:52px;border-radius:50%;border:none;background:linear-gradient(135deg,#0f766e,#14b8a6);color:#fff;font-size:1.4rem;cursor:pointer;box-shadow:0 4px 16px #0f766e66;z-index:999;display:flex;align-items:center;justify-content:center;transition:transform .2s}.mobile-layout .ai-fab{bottom:calc(var(--bottom-nav-h) + env(safe-area-inset-bottom) + 10px);right:16px}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(100px,1fr));gap:8px;max-height:200px;overflow-y:auto}.category-item{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 6px;border:2px solid var(--border);border-radius:var(--radius-sm);cursor:pointer;font-size:.75rem;transition:all .15s;text-align:center}.category-item:hover,.category-item.selected{border-color:var(--primary);background:var(--primary-light)}.category-item .cat-icon{font-size:1.3rem}.budget-bar-wrap{margin-bottom:12px}.budget-bar-label{display:flex;justify-content:space-between;font-size:.8rem;margin-bottom:4px}.budget-bar-label .name{font-weight:500}.budget-bar-label .value{color:var(--text-secondary)}.budget-bar{height:8px;background:var(--bg);border-radius:4px;overflow:hidden}.budget-bar-fill{height:100%;border-radius:4px;transition:width .3s}.budget-bar-fill.safe{background:var(--success)}.budget-bar-fill.warn{background:var(--warning)}.budget-bar-fill.danger{background:var(--danger)}@keyframes syncSpin{to{transform:rotate(360deg)}}.gate-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:3000;background:linear-gradient(160deg,var(--primary) 0%,var(--primary-dark) 55%,#0b3d3a 100%);display:flex;align-items:center;justify-content:center;min-height:100vh;min-height:100dvh;padding:max(16px,env(safe-area-inset-top)) max(16px,env(safe-area-inset-right)) max(16px,env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));overflow-y:auto}.gate-card{width:100%;max-width:380px;text-align:center}.gate-brand{font-size:3.2rem;line-height:1;margin-bottom:8px}.gate-title{color:#fff;font-size:1.4rem;font-weight:700;margin-bottom:4px}.gate-subtitle{color:#fff9;font-size:.84rem;margin-bottom:24px;line-height:1.7}.gate-form{background:#fff;border-radius:16px;padding:24px 20px;box-shadow:0 24px 60px #00000059;text-align:left}