:root{--primary: #2563eb;--primary-dark: #1d4ed8;--primary-light: #eff6ff;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--bg: #f1f5f9;--card: #ffffff;--text: #1e293b;--muted: #64748b;--border: #e2e8f0;--radius: 12px;--shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.05);--nav-w: 220px;--bottom-nav-h: 64px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased}.app-layout{display:flex;min-height:100vh}.sidebar{width:var(--nav-w);background:var(--card);border-right:1px solid var(--border);position:fixed;top:0;left:0;height:100vh;display:flex;flex-direction:column;padding:24px 12px;z-index:100}.sidebar-header{display:flex;align-items:center;gap:10px;padding:0 8px 24px;border-bottom:1px solid var(--border);margin-bottom:16px}.app-logo{font-size:28px}.app-title{font-size:15px;font-weight:700;line-height:1.3;color:var(--text)}.nav-list{list-style:none;display:flex;flex-direction:column;gap:4px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:8px;text-decoration:none;color:var(--muted);font-size:14px;font-weight:500;transition:background .15s,color .15s}.nav-item:hover{background:var(--bg);color:var(--text)}.nav-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.nav-icon{font-size:18px;width:24px;text-align:center}.bottom-nav{display:none}.main-content{margin-left:var(--nav-w);flex:1;padding:28px 24px;max-width:calc(var(--nav-w) + 960px)}@media(max-width:768px){.sidebar{display:none}.main-content{margin-left:0;padding:16px 16px calc(var(--bottom-nav-h) + 16px)}.bottom-nav{display:flex;position:fixed;bottom:0;left:0;right:0;height:var(--bottom-nav-h);background:var(--card);border-top:1px solid var(--border);z-index:100}.bottom-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--muted);font-size:10px;font-weight:500;padding:8px 4px;transition:color .15s}.bottom-nav-item .nav-icon{font-size:22px;width:auto}.bottom-nav-item.active{color:var(--primary)}}.page{display:flex;flex-direction:column;gap:20px}.page-title{font-size:22px;font-weight:700;color:var(--text)}.card{background:var(--card);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow);border:1px solid var(--border)}.spending-card{background:linear-gradient(135deg,#1e40af,#2563eb);color:#fff;border:none}.spending-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:16px}.spending-label{font-size:14px;font-weight:600;opacity:.85;text-transform:uppercase;letter-spacing:.05em}.spending-dates{font-size:13px;opacity:.7}.spending-amounts{display:flex;align-items:baseline;gap:4px;margin-bottom:14px}.spending-total{font-size:44px;font-weight:800}.spending-of{font-size:18px;opacity:.6}.progress-track{height:10px;background:#ffffff40;border-radius:5px;overflow:hidden;margin-bottom:10px}.progress-fill{height:100%;border-radius:5px;transition:width .5s ease;background:#22c55e}.progress-fill.orange{background:#f59e0b}.progress-fill.red{background:#ef4444}.spending-footer{display:flex;justify-content:space-between;font-size:13px;opacity:.85}.spending-footer .budget-edit-btn{background:#fff3;border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:6px;padding:2px 10px;font-size:12px;cursor:pointer}.spending-footer .budget-edit-btn:hover{background:#ffffff4d}.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media(max-width:600px){.cards-grid{grid-template-columns:1fr}}.category-card{text-align:center}.cat-icon{font-size:28px;margin-bottom:6px}.cat-label{font-size:13px;color:var(--muted);margin-bottom:4px}.cat-amount{font-size:24px;font-weight:700;color:var(--text)}.cat-count{font-size:12px;color:var(--muted);margin-top:2px}.section-title{font-size:15px;font-weight:700;margin-bottom:14px;color:var(--text)}.txn-list{display:flex;flex-direction:column;gap:0}.txn-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px solid var(--border)}.txn-row:last-child{border-bottom:none}.txn-info{display:flex;flex-direction:column;gap:2px}.txn-name{font-size:14px;font-weight:500;color:var(--text)}.txn-date{font-size:12px;color:var(--muted)}.txn-meta{display:flex;gap:8px;align-items:center;flex-shrink:0}.txn-amount{font-size:14px;font-weight:600;color:var(--danger)}.txn-amount.credit{color:var(--success)}.cat-badge{font-size:11px;padding:2px 8px;border-radius:20px;font-weight:500;white-space:nowrap}.cat-badge.spending{background:#dbeafe;color:#1e40af}.cat-badge.recurring{background:#d1fae5;color:#065f46}.budget-table{width:100%;border-collapse:collapse;font-size:14px}.budget-table th{text-align:left;padding:8px 12px;background:var(--bg);color:var(--muted);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border)}.budget-table th:not(:first-child){text-align:right}.budget-table td{padding:10px 12px;border-bottom:1px solid var(--border)}.budget-table td:not(:first-child){text-align:right;font-variant-numeric:tabular-nums}.budget-table tr:last-child td{border-bottom:none}.budget-table tr:hover td{background:var(--bg)}.section-header-row td{background:var(--bg);font-weight:700;font-size:13px;color:var(--primary);padding:12px 12px 6px;text-transform:uppercase;letter-spacing:.05em}.total-row td{font-weight:700;background:var(--bg)}.due-badge{font-size:11px;background:var(--primary-light);color:var(--primary);padding:2px 8px;border-radius:20px;font-weight:500}.edit-input{width:100px;padding:4px 8px;border:1px solid var(--primary);border-radius:6px;font-size:14px;text-align:right;outline:none}.edit-name-input{width:100%;padding:4px 8px;border:1px solid var(--primary);border-radius:6px;font-size:14px;outline:none}.icon-btn{background:none;border:none;cursor:pointer;font-size:15px;padding:2px 5px;border-radius:4px;opacity:.6;transition:opacity .15s}.icon-btn:hover{opacity:1}.btn{display:inline-flex;align-items:center;gap:6px;padding:9px 18px;border-radius:8px;font-size:14px;font-weight:600;cursor:pointer;border:none;transition:background .15s,opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-dark)}.btn-danger{background:#fee2e2;color:var(--danger)}.btn-danger:hover:not(:disabled){background:#fecaca}.btn-secondary{background:var(--bg);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--border)}.btn-sm{padding:6px 12px;font-size:13px}.filter-bar{display:flex;gap:10px;flex-wrap:wrap;align-items:center}.filter-select,.filter-input{padding:7px 12px;border:1px solid var(--border);border-radius:8px;font-size:13px;background:var(--card);color:var(--text);outline:none}.filter-select:focus,.filter-input:focus{border-color:var(--primary)}.account-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:14px}.account-card{border:1px solid var(--border);border-radius:var(--radius);padding:16px;background:var(--card);display:flex;flex-direction:column;gap:6px}.account-type{font-size:11px;color:var(--muted);text-transform:uppercase;letter-spacing:.05em}.account-name{font-size:15px;font-weight:600}.account-inst{font-size:12px;color:var(--muted)}.alert{padding:12px 16px;border-radius:8px;font-size:14px;font-weight:500}.alert-success{background:#dcfce7;color:#166534}.alert-error{background:#fee2e2;color:#991b1b}.alert-info{background:var(--primary-light);color:#1e40af}.loading{padding:48px;text-align:center;color:var(--muted);font-size:15px}.empty-state{padding:24px 0;text-align:center;color:var(--muted);font-size:14px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;z-index:200;padding:16px}.modal{background:var(--card);border-radius:var(--radius);padding:24px;width:100%;max-width:360px;display:flex;flex-direction:column;gap:16px}.modal h3{font-size:17px;font-weight:700}.modal label{font-size:13px;font-weight:600;color:var(--muted);display:block;margin-bottom:4px}.modal input{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;outline:none}.modal input:focus{border-color:var(--primary)}.modal-actions{display:flex;gap:10px;justify-content:flex-end}