:root{color-scheme:light;--ink:#16352e;--green:#1b5549;--muted:#60726d;--border:#dfe7e3;--bg:#f4f7f6;--lime:#d8f49b;--danger:#ac3535;font-family:-apple-system,BlinkMacSystemFont,"Hiragino Kaku Gothic ProN","Yu Gothic",Meiryo,sans-serif;font-size:16px;color:var(--ink);background:var(--bg)}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}.topbar{height:76px;background:white;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;padding:0 max(24px,calc((100vw - 1200px)/2))}.brand{font-weight:750;display:flex;align-items:center;gap:10px}.brand-icon{background:var(--green);color:var(--lime);width:32px;height:32px;border-radius:9px;display:grid;place-items:center}.top-note{font-size:.875rem;color:var(--muted)}main{max-width:1200px;margin:auto;padding:40px 24px 64px}.intro{margin-bottom:32px}.eyebrow{font-size:.75rem;letter-spacing:.16em;font-weight:700;color:var(--green);margin:0 0 10px}h1{font-size:clamp(1.7rem,3vw,2.45rem);letter-spacing:-.04em;margin:0 0 12px;line-height:1.4}.intro>p:last-child{margin:0;color:var(--muted);line-height:1.7}.workspace{display:grid;grid-template-columns:minmax(330px, .88fr) minmax(0,1.25fr);gap:28px;align-items:start}.panel{background:white;border:1px solid var(--border);border-radius:16px;padding:26px}.section-title{display:flex;justify-content:space-between;gap:12px;align-items:center;margin-bottom:22px;flex-wrap:wrap}h2{font-size:1.0625rem;margin:0}.section-title>span{color:var(--muted);font-size:.8125rem}fieldset{border:0;padding:0;margin:0 0 26px;min-width:0}legend{font-size:.9375rem;font-weight:700;margin-bottom:16px;padding:0}legend b{font-size:.75rem;color:var(--green);margin-right:8px}label{display:block;font-size:.875rem;margin-bottom:7px;color:#435c54}.fields{display:grid;grid-template-columns:1fr 1fr;gap:16px 12px}.input-wrap{position:relative;min-width:0}.input-wrap input{width:100%;height:46px;padding:10px 33px 10px 12px;border:1px solid #ccd9d3;border-radius:8px;background:#fcfdfc;color:var(--ink);font-variant-numeric:tabular-nums;appearance:textfield;-moz-appearance:textfield}.input-wrap input::-webkit-inner-spin-button{appearance:none}.input-wrap>span{position:absolute;right:12px;top:13px;font-size:.8125rem;color:var(--muted);pointer-events:none}input:focus{outline:2px solid #599c85;outline-offset:2px}input[aria-invalid=true]{border-color:var(--danger)}button:focus-visible,a:focus-visible,summary:focus-visible{outline:3px solid #599c85;outline-offset:3px}.expense-total{margin-top:16px;background:#f3f7f5;border-radius:8px;padding:12px;display:flex;justify-content:space-between;font-size:.875rem;gap:8px}.hint{font-size:.8125rem;color:var(--muted);line-height:1.7;margin:12px 0 0}.period-row{display:flex;gap:10px;margin-bottom:18px;flex-wrap:wrap}.period-row>.input-wrap{flex:1;min-width:80px}.period-row input{padding-right:45px}.presets{display:flex;gap:5px}.presets button{border:1px solid var(--border);background:white;border-radius:7px;padding:10px 12px;font-size:.875rem;color:var(--muted)}.presets button[aria-pressed=true]{background:var(--green);border-color:var(--green);color:white}.single{grid-template-columns:1fr}.save-row{border-top:1px solid var(--border);padding-top:20px;display:flex;gap:12px;justify-content:space-between;flex-wrap:wrap}.checkbox-label{display:flex;gap:7px;align-items:center;margin:0;font-size:.8125rem}.checkbox-label input{accent-color:var(--green);width:17px;height:17px}.text-button{border:0;background:none;color:var(--muted);font-size:.8125rem;padding:6px 0;text-decoration:underline;text-underline-offset:3px}.hero-result{padding:28px 30px 0;background:var(--green);border-radius:18px;color:white;overflow:hidden}.result-top{display:flex;gap:10px;align-items:center;justify-content:space-between;flex-wrap:wrap;font-size:.9375rem}.badge{font-size:.75rem;border:1px solid #ffffff40;border-radius:20px;padding:5px 9px;color:#e4f1eb}.big-money{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin:20px 0 8px;font-variant-numeric:tabular-nums}.big-money strong{font-size:clamp(2rem,4.5vw,3.7rem);letter-spacing:-.04em;line-height:1.15;overflow-wrap:anywhere}.big-money>span{font-size:1.25rem}.gain{color:var(--lime);font-size:.875rem;margin:0 0 26px}.hero-bottom{padding:19px 0;border-top:1px solid #ffffff30;display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap;font-size:.875rem}.hero-bottom strong{font-size:1.4rem}.metrics{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px;margin:16px 0 22px}.metrics>div{padding:17px 14px;background:white;border:1px solid var(--border);border-radius:12px}.metrics span{display:block;font-size:.8125rem;color:var(--muted);margin-bottom:8px}.metrics strong{font-size:1.08rem;font-variant-numeric:tabular-nums;overflow-wrap:anywhere}.goal-panel{margin-bottom:22px}.goal-panel .section-title{margin-bottom:16px}.goal-headline{font-size:1.4rem;letter-spacing:-.03em;font-weight:700;margin:0 0 18px}.progress-track{height:9px;border-radius:10px;background:#edf1ec;overflow:hidden}.progress-track>div{height:100%;background:var(--green);border-radius:10px;transition:width .2s}.goal-meta{display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:.875rem;margin-top:14px}.goal-meta strong{color:var(--green)}.legend-line:before{content:"";display:inline-block;width:18px;height:3px;background:var(--green);vertical-align:middle;margin-right:7px}#chart svg{display:block;width:100%;height:auto;overflow:visible}.milestones{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:12px;background:var(--bg);border-radius:10px;padding:16px 0}.milestones>div{padding:0 12px;border-right:1px solid var(--border)}.milestones>div:last-child{border:0}.milestones span{display:block;font-size:.8125rem;color:var(--muted);margin-bottom:7px}.milestones strong{font-size:.9375rem;overflow-wrap:anywhere}.notes{margin-top:22px;color:var(--muted);font-size:.875rem;line-height:1.8}.notes summary{cursor:pointer}.notes ul{padding-left:22px}.notes li{margin-bottom:6px}.error{color:var(--danger);font-size:.875rem;line-height:1.6}footer{max-width:1152px;margin:auto;border-top:1px solid var(--border);padding:24px 0 32px;color:var(--muted);font-size:.8125rem;display:flex;justify-content:space-between;gap:12px}[hidden]{display:none!important}@media(max-width:850px){.workspace{grid-template-columns:1fr;gap:24px}main{max-width:650px;padding-top:28px}.big-money strong{font-size:clamp(2rem,8.5vw,3.7rem)}footer{margin:0 24px}.hero-result{padding:24px 24px 0}}@media(max-width:420px){main{padding:26px 16px 40px}.topbar{padding:0 16px;height:64px}.panel{padding:20px}.hero-result{padding:22px 20px 0}.metrics{gap:6px}.metrics>div{padding:14px 10px}.metrics strong{font-size:.9375rem}.milestones>div{padding:0 8px}.milestones strong{font-size:.8125rem}.goal-headline{font-size:1.25rem}.presets button{padding:10px}.intro{margin-bottom:24px}footer{flex-wrap:wrap}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}