:root{color-scheme:light dark;--accent: light-dark(#0f766e, #2dd4bf);--accent-strong: light-dark(#115e59, #5eead4);--accent-soft: light-dark(#ccfbf1, #134e4a);--accent-text: light-dark(#115e59, #2dd4bf);--on-accent: light-dark(#ffffff, #06211f);--bg: light-dark(#f6f7f9, #0b1120);--surface: light-dark(#ffffff, #131c31);--surface-alt: light-dark(#f1f5f9, #1b2540);--border: light-dark(#e2e8f0, #26314d);--text: light-dark(#0f172a, #e2e8f0);--muted: light-dark(#64748b, #94a3b8);--danger: light-dark(#dc2626, #f87171);--danger-soft: light-dark(#fee2e2, #45161a);--success: light-dark(#16a34a, #4ade80);--warning: light-dark(#d97706, #fbbf24);--series-1: light-dark(#2a78d6, #3987e5);--series-2: light-dark(#eb6834, #d95926);--series-3: light-dark(#1baf7a, #199e70);--series-4: light-dark(#eda100, #c98500);--series-5: light-dark(#e87ba4, #d55181);--series-6: light-dark(#008300, #008300);--radius: 12px;--shadow-near: light-dark(rgba(15, 23, 42, .06), rgba(0, 0, 0, .3));--shadow-far: light-dark(rgba(15, 23, 42, .06), rgba(0, 0, 0, .25));--shadow: 0 1px 2px var(--shadow-near), 0 8px 24px var(--shadow-far)}:root[data-theme=light]{color-scheme:light}:root[data-theme=dark]{color-scheme:dark}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3{margin:0;line-height:1.25}h1{font-size:1.5rem}h2{font-size:1.15rem}h3{font-size:1rem}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.app-shell{min-height:100vh;display:flex;flex-direction:column}.top-bar{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.top-bar-inner{max-width:1000px;margin:0 auto;padding:.75rem 1rem;display:flex;align-items:center;gap:1rem;flex-wrap:wrap}.brand{font-weight:700;font-size:1.05rem;color:var(--text);display:flex;align-items:center;gap:.5rem}.brand:hover{text-decoration:none}.brand-mark{width:28px;height:28px;border-radius:8px;background:var(--accent);color:var(--on-accent);display:grid;place-items:center;font-size:.9rem}.nav{display:flex;gap:.25rem;margin-left:auto;flex-wrap:wrap}.nav a{padding:.4rem .75rem;border-radius:999px;color:var(--muted);font-weight:500}.nav a:hover{background:var(--surface-alt);text-decoration:none}.nav a.active{background:var(--accent-soft);color:var(--accent-text)}.page{max-width:1000px;width:100%;margin:0 auto;padding:1.5rem 1rem 4rem;flex:1}.page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;flex-wrap:wrap;margin-bottom:1.25rem}.page-header p{margin:.25rem 0 0;color:var(--muted)}.stack{display:grid;gap:1rem}.row{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap}.spacer{flex:1}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:1.1rem;box-shadow:var(--shadow);min-width:0}.card-title{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.9rem;flex-wrap:wrap}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.75rem}.stat{background:var(--surface-alt);border-radius:var(--radius);padding:.85rem 1rem}.stat-label{color:var(--muted);font-size:.8rem;text-transform:uppercase;letter-spacing:.04em}.stat-value{font-size:1.4rem;font-weight:700;margin-top:.2rem}label{display:block;font-size:.85rem;font-weight:600;color:var(--muted);margin-bottom:.3rem}input,select,textarea{width:100%;padding:.55rem .7rem;border:1px solid var(--border);border-radius:9px;background:var(--surface);color:var(--text);font:inherit}input:focus,select:focus,textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}input[type=checkbox]{width:1.15rem;height:1.15rem;accent-color:var(--accent);flex:none}.field-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem}.button{border:1px solid transparent;background:var(--accent);color:var(--on-accent);padding:.55rem 1rem;border-radius:9px;font:inherit;font-weight:600;cursor:pointer;white-space:nowrap}.button:hover:not(:disabled){background:var(--accent-strong)}.button:disabled{opacity:.55;cursor:not-allowed}.button.secondary{background:var(--surface);border-color:var(--border);color:var(--text)}.button.secondary:hover:not(:disabled){background:var(--surface-alt)}.button.danger{background:transparent;color:var(--danger);border-color:transparent}.button.danger:hover:not(:disabled){background:var(--danger-soft)}.button.small{padding:.3rem .6rem;font-size:.85rem}.icon-button{border:none;background:transparent;color:var(--muted);cursor:pointer;padding:.3rem .45rem;border-radius:7px;font-size:.95rem;line-height:1}.icon-button:hover{background:var(--surface-alt);color:var(--text)}.icon-button.danger:hover{background:var(--danger-soft);color:var(--danger)}.theme-toggle{display:inline-flex;gap:.15rem;padding:.15rem;border:1px solid var(--border);border-radius:999px;background:var(--surface-alt);flex:none}.theme-option{border:none;background:transparent;color:var(--muted);font:inherit;line-height:1;padding:.3rem .5rem;border-radius:999px;cursor:pointer}.theme-option:hover{color:var(--text)}.theme-option[aria-pressed=true]{background:var(--surface);color:var(--accent-text);box-shadow:0 1px 2px var(--shadow-near)}.alert{padding:.6rem .85rem;border-radius:9px;background:var(--danger-soft);color:var(--danger);font-size:.9rem}.alert.info{background:var(--accent-soft);color:var(--accent-text)}.empty{text-align:center;color:var(--muted);padding:2rem 1rem}.muted{color:var(--muted)}.small{font-size:.85rem}.strong{font-weight:600}.item-list{list-style:none;margin:0;padding:0;display:grid;gap:.4rem}.item{display:flex;align-items:center;gap:.75rem;padding:.6rem .75rem;border:1px solid var(--border);border-radius:10px;background:var(--surface);flex-wrap:wrap}.item.checked{opacity:.6}.item.checked .item-name{text-decoration:line-through}.item-main{flex:1;min-width:0}.item-name{font-weight:500;word-break:break-word}.item-meta{color:var(--muted);font-size:.8rem;display:flex;gap:.4rem;flex-wrap:wrap}.expense-row{display:flex;align-items:center;gap:.75rem;padding:.65rem 0;border-bottom:1px solid var(--border)}.expense-row:last-child{border-bottom:none}.dot{width:10px;height:10px;border-radius:50%;flex:none}.amount{font-variant-numeric:tabular-nums;font-weight:600;white-space:nowrap}.tag{display:inline-flex;align-items:center;gap:.3rem;padding:.1rem .5rem;border-radius:999px;background:var(--surface-alt);color:var(--muted);font-size:.75rem;font-weight:600}.bar-track{display:block;height:8px;border-radius:999px;background:var(--surface-alt);overflow:hidden}.bar-fill{display:block;height:100%;border-radius:999px}.budget-row{display:grid;gap:.3rem;margin-bottom:.85rem}.budget-row:last-child{margin-bottom:0}.budget-head{display:flex;justify-content:space-between;gap:.5rem;font-size:.9rem}.trend{display:flex;align-items:flex-end;gap:.5rem;height:120px}.trend-col{flex:1;display:flex;flex-direction:column;align-items:center;gap:.35rem;height:100%;justify-content:flex-end}.trend-bar{width:100%;background:var(--accent);border-radius:6px 6px 0 0;min-height:3px}.stacked-chart{display:flex;align-items:flex-end;gap:.5rem;height:170px;overflow-x:auto;padding-bottom:.25rem}.stacked-col{flex:1 0 34px;display:flex;flex-direction:column;align-items:center;gap:.35rem;height:100%;justify-content:flex-end}.stacked-bar{width:100%;display:flex;flex-direction:column;gap:2px;background:var(--surface);border-radius:6px 6px 0 0;overflow:hidden;min-height:2px}.stacked-seg{min-height:3px}.stacked-label{font-size:.72rem;color:var(--muted);white-space:nowrap}.range-picker{display:flex;flex-wrap:wrap;gap:.75rem;padding:.85rem 1.1rem}.range-picker>div{flex:1 1 150px;max-width:240px}.legend{display:flex;flex-wrap:wrap;gap:.4rem .9rem;margin-top:.8rem;font-size:.85rem;color:var(--muted)}.legend>*{display:flex;align-items:center;gap:.35rem}.swatch{width:10px;height:10px;border-radius:3px;flex:none}.category-row{display:block;width:100%;padding:.2rem 0;border:none;background:none;font:inherit;color:inherit;text-align:left;cursor:pointer;border-radius:8px}.category-row:hover .chevron,.category-row.open .chevron{color:var(--accent-text)}.chevron{color:var(--muted);font-size:.7rem}.trend-panel{display:grid;gap:.4rem;margin:.5rem 0 .2rem;padding:.6rem .7rem;background:var(--surface-alt);border-radius:9px}.trend-chart{width:100%;height:auto;display:block;overflow:visible}.pie-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1.1rem}.pie-cell{text-align:center}.pie{width:100%;max-width:130px;height:auto;display:block;margin:0 auto .5rem}.pie-name{font-weight:600;font-size:.9rem}.table-details{margin-top:1.1rem}.table-details>summary{cursor:pointer;color:var(--accent-text);font-size:.85rem;font-weight:600}.table-details[open]>summary{margin-bottom:.6rem}.num{font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap}.auth-page{position:relative;min-height:100vh;display:grid;place-items:center;padding:1.5rem}.auth-page-corner{position:absolute;top:1.5rem;right:1.5rem}.auth-card{width:100%;max-width:420px}.auth-card h1{margin-bottom:.35rem}.share-box{display:flex;gap:.5rem;align-items:center;background:var(--surface-alt);border-radius:9px;padding:.5rem .65rem;flex-wrap:wrap}.share-box code{flex:1;min-width:200px;font-size:.8rem;word-break:break-all;color:var(--text)}.toggle{display:flex;align-items:center;gap:.5rem;font-size:.9rem;color:var(--text);font-weight:500;margin:0}.list-card{display:flex;align-items:center;gap:.75rem;padding:.9rem 1rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);color:var(--text)}.list-card:hover{text-decoration:none;border-color:var(--accent)}table{width:100%;border-collapse:collapse}th,td{text-align:left;padding:.55rem .5rem;border-bottom:1px solid var(--border)}th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}.table-wrap{overflow-x:auto}