:root{--ink:#141410;--ink-2:#22221C;--lime:#AACB3E;--lime-deep:#7C9A28;--lime-pale:#E7F0C6;--paper:#FAFAF6;--white:#FFFFFF;--text:#1B1C16;--text-soft:#63665C;--line:#E4E2D8;--error:#B3402A;--radius:16px;--maxw-narrow:920px}*{box-sizing:border-box}@media (prefers-reduced-motion: reduce){*{animation-duration:0.001ms !important;transition-duration:0.001ms !important}}body{margin:0;font-family:'Noto Sans JP', sans-serif;color:var(--text);background:var(--paper);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}h1,h2,h3{font-family:'Zen Kaku Gothic New', sans-serif;margin:0;color:var(--ink);font-weight:700}a{color:inherit}button{font-family:inherit}:focus-visible{outline:2px solid var(--lime-deep);outline-offset:2px}.wrap-narrow{max-width:var(--maxw-narrow);margin:0 auto;padding:0 24px}header{border-bottom:1px solid 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span{font-weight:700;font-size:13.5px}.choice.selected{border-color:var(--lime-deep);background:var(--lime-pale)}.qty-row{display:flex;align-items:center;justify-content:space-between;gap:12px}.qty-row label{margin-bottom:0;flex:1}.stepper{display:flex;align-items:center;gap:8px;flex-shrink:0}.stepper-btn{width:32px;height:32px;border-radius:50%;border:1px solid var(--line);background:#fff;font-size:16px;cursor:pointer;color:var(--ink);display:flex;align-items:center;justify-content:center}.stepper-btn:hover{border-color:var(--lime-deep);color:var(--lime-deep)}.stepper input{width:56px;text-align:center;padding:8px 4px}.result-sticky{position:sticky;top:86px}.result-block{margin-bottom:18px}.result-block:last-child{margin-bottom:0}.result-block h4{font-size:12.5px;color:var(--text-soft);font-weight:700;letter-spacing:.02em;margin-bottom:10px}.result-row{display:flex;justify-content:space-between;gap:10px;font-size:13px;padding:7px 0;border-bottom:1px dashed var(--line);flex-wrap:wrap}.result-row .k{color:var(--text-soft)}.result-row .v{font-family:'JetBrains Mono',monospace;font-weight:500}.result-total{display:flex;justify-content:space-between;align-items:baseline;margin-top:12px;padding-top:14px;border-top:1px solid var(--line);flex-wrap:wrap;gap:8px}.result-total .label{font-size:13px;font-weight:700;color:var(--ink)}.result-total .amount{font-family:'Zen Kaku Gothic New',sans-serif;font-size:24px;font-weight:900;color:var(--ink)}.result-total .amount span{font-size:12px;font-weight:500;color:var(--text-soft);margin-left:4px}.btn{display:flex;align-items:center;justify-content:center;gap:8px;border-radius:30px;padding:15px 22px;font-size:14.5px;font-weight:700;cursor:pointer;text-decoration:none;border:none;width:100%}.btn-lime{background:var(--lime);color:var(--ink)}.btn-lime:hover{background:var(--lime-deep);color:#fff}.btn-outline{background:#fff;color:var(--ink);border:1.5px solid var(--line)}.btn-outline:hover{border-color:var(--ink)}.btn-row{display:flex;flex-direction:column;gap:10px;margin-top:22px}.note-box{margin-top:22px;padding:14px 16px;background:var(--lime-pale);border-radius:12px;font-size:12.5px;color:var(--ink-2);line-height:1.7}@media print{header,.case-toggle,.panel:not(.print-panel),.btn-row,.no-print{display:none !important}body{background:#fff}.calc-grid{display:block}.print-panel{border:none;box-shadow:none;padding:0}}