:root{--bg:#f5f7fa;--surface:#fff;--surface-muted:#f8fafc;--text:#111827;--muted:#5b677a;--line:#d7dee8;--line-strong:#bdc8d6;--primary:#1455a3;--primary-dark:#0e3c78;--primary-soft:#eaf2ff;--danger:#b42318;--danger-soft:#fff1f1;--success:#067647;--success-soft:#ecfdf3;--warning-soft:#fff7e6;--focus:#1455a338}*{box-sizing:border-box}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--text);margin:0;font-family:Arial,Hiragino Kaku Gothic ProN,Yu Gothic,Meiryo,sans-serif;line-height:1.6}button,input,select{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit}input,select{min-width:0}input[type=number]{appearance:textfield}input[type=number]::-webkit-inner-spin-button{appearance:none;margin:0}input[type=number]::-webkit-outer-spin-button{appearance:none;margin:0}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.page{min-height:100vh}.page-shell{width:min(1160px,100% - 64px);margin:0 auto}.hero{border-bottom:1px solid var(--line);background:#fff}.hero-grid{grid-template-columns:minmax(0,1fr) minmax(320px,420px);align-items:center;gap:40px;padding:56px 0 40px;display:grid}.eyebrow,.section-kicker,.status-label,.step-number{color:var(--primary);letter-spacing:.04em;text-transform:uppercase;margin:0;font-size:.84rem;font-weight:700}.hero h1{letter-spacing:0;margin:8px 0 12px;font-size:clamp(2.2rem,4.6vw,4.1rem);line-height:1.08}.lead{max-width:680px;color:var(--muted);margin:0;font-size:1.05rem}.trust-row{flex-wrap:wrap;gap:8px;margin-top:20px;display:flex}.trust-row span{border:1px solid var(--line);background:var(--surface-muted);color:#334155;border-radius:999px;padding:5px 12px;font-size:.88rem}.primary-button,.secondary-button,.text-button,.add-row-button,.affiliate-link,.icon-button{border:1px solid #0000;border-radius:8px;justify-content:center;align-items:center;gap:8px;min-height:44px;font-weight:700;text-decoration:none;display:inline-flex}.primary-button{background:var(--primary);color:#fff;padding:0 18px}.primary-button:hover{background:var(--primary-dark)}.secondary-button,.add-row-button{border-color:var(--line-strong);color:var(--primary);background:#fff;padding:0 14px}.text-button{color:var(--muted);background:0 0;padding:0 8px}.hero-button{margin-top:24px}.status-preview,.result-hero,.analysis-section,.ad-panel{background:var(--surface);border:1px solid var(--line);border-radius:8px}.status-preview{padding:24px}.status-preview strong{margin-top:8px;font-size:1.35rem;line-height:1.35;display:block}.status-preview dl{grid-template-columns:1fr 1fr;gap:14px;margin:22px 0 0;display:grid}.status-preview div{border-top:1px solid var(--line);min-width:0;padding-top:14px}dt,dd{margin:0}dt{color:var(--muted);font-size:.84rem}dd,.metric strong,.comparison-box strong,.formatted-money{font-variant-numeric:tabular-nums}dd{overflow-wrap:anywhere;margin-top:4px;font-weight:800}.is-safe{background:linear-gradient(0deg, var(--success-soft), #fff 54%);border-color:#b7dfc9}.is-warning{background:linear-gradient(0deg, var(--danger-soft), #fff 54%);border-color:#f1b5b0}.flow-section{padding:36px 0 24px}.section-heading{justify-content:space-between;align-items:flex-start;gap:24px;display:flex}.section-heading h2,.block-heading h2,.analysis-section h2,.result-hero h2{letter-spacing:0;margin:0;line-height:1.35}.section-heading h2{font-size:1.8rem}.section-heading p,.block-heading p,.small-note,.comparison-message,.footer-note,.ad-panel p{color:var(--muted)}.section-heading p{margin:6px 0 0}.action-pair{flex-wrap:wrap;justify-content:flex-end;gap:10px;display:flex}.trust-strip{background:var(--primary-soft);color:var(--primary-dark);border:1px solid #cfe0f6;border-radius:8px;align-items:flex-start;gap:10px;margin:20px 0 24px;padding:12px 14px;display:flex}.trust-strip svg{flex:none;margin-top:2px}.main-grid{grid-template-columns:minmax(0,520px) minmax(0,1fr);align-items:start;gap:32px;display:grid}.input-flow,.result-column{gap:24px;min-width:0;display:grid}.step-block{background:var(--surface);border:1px solid var(--line);border-radius:8px;min-width:0;padding:24px}.step-heading{grid-template-columns:auto minmax(0,1fr);align-items:flex-start;gap:14px;margin-bottom:18px;display:grid}.step-number{background:var(--primary-soft);white-space:nowrap;border:1px solid #cfe0f6;border-radius:999px;padding:4px 10px}.step-heading h2{margin:0;font-size:1.24rem}.step-heading p{color:var(--muted);margin:4px 0 0;font-size:.94rem}.field{color:#334155;gap:7px;min-width:0;font-size:.88rem;font-weight:700;display:grid}.field input,.field select{border:1px solid var(--line-strong);width:100%;min-height:44px;color:var(--text);background:#fff;border-radius:8px;padding:0 12px;font-weight:700}.field input:focus,.field select:focus{border-color:var(--primary);outline:3px solid var(--focus)}.field input:disabled,.field select:disabled{color:#7b8797;background:#eef2f6}.money-input{border:1px solid var(--line-strong);background:#fff;border-radius:8px;grid-template-columns:minmax(0,1fr) auto;align-items:center;display:grid}.money-input:focus-within{border-color:var(--primary);outline:3px solid var(--focus)}.money-input input{font-variant-numeric:tabular-nums;border:0;outline:0;min-height:44px}.money-input input:focus{outline:0}.money-input>span{color:var(--muted);padding-right:12px;font-weight:700}.money-field.is-large .money-input input{min-height:54px;font-size:1.25rem}.formatted-money{color:var(--muted);font-size:.88rem;font-weight:700}.event-list{gap:10px;display:grid}.event-row{border-top:1px solid var(--line);grid-template-columns:minmax(140px,1fr) minmax(140px,160px) minmax(140px,160px) 44px;align-items:start;gap:10px;min-width:0;padding-top:14px;display:grid}.event-row:first-child{border-top:0;padding-top:0}.event-row .money-field{min-width:0}.icon-button{width:44px;color:var(--danger);background:#fff;border-color:#f0c4c0;align-self:end;padding:0}.icon-button:hover{background:var(--danger-soft)}.validation-message{color:var(--danger);grid-column:1/-1;margin:0;font-size:.84rem;font-weight:700}.empty-state{border:1px dashed var(--line-strong);background:var(--surface-muted);color:var(--muted);border-radius:8px;margin:0;padding:16px}.add-row-button{width:100%;margin-top:14px}.calculate-box{background:#fff;border:1px solid #cfe0f6;border-radius:8px;gap:10px;padding:18px;display:grid}.calculate-button{width:100%;min-height:52px;font-size:1rem}.calculate-box p{color:var(--muted);text-align:center;margin:0;font-size:.86rem}.result-hero{padding:28px;scroll-margin-top:18px}.result-hero h2{margin-top:8px;font-size:clamp(1.6rem,3vw,2.35rem)}.result-hero>p{color:var(--muted);margin:10px 0 0}.key-metrics{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:22px;display:grid}.metric{border-top:1px solid var(--line);min-width:0;padding-top:14px}.metric span{color:var(--muted);margin-bottom:4px;font-size:.84rem;display:block}.metric strong{overflow-wrap:anywhere;font-size:clamp(1.15rem,2vw,1.45rem);line-height:1.35;display:block}.danger-text{color:var(--danger)}.success-text{color:var(--success)}.small-note{margin:14px 0 0;font-size:.9rem}.analysis-section,.ad-panel{min-width:0;padding:24px}.block-heading{justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:18px;display:flex}.block-heading h2,.analysis-section h2,.ad-panel h2{font-size:1.28rem}.block-heading p,.ad-panel p{margin:6px 0 0}.chart-wrap{width:100%;min-width:0;height:340px}.chart-legend{color:#334155;flex-wrap:wrap;align-items:center;gap:10px 16px;margin:0 0 12px;font-size:.88rem;font-weight:700;display:flex}.chart-legend span{white-space:nowrap;align-items:center;gap:7px;min-width:max-content;display:inline-flex}.legend-line{border-top:3px solid var(--primary);width:22px;height:0}.legend-line.is-early{border-color:var(--success)}.legend-area{background:var(--danger-soft);border:1px solid #e8b2ad;width:20px;height:12px}.early-form{grid-template-columns:minmax(180px,1.3fr) minmax(140px,.8fr);align-items:end;gap:14px;display:grid}.early-start{border:1px solid var(--line);background:var(--surface-muted);border-radius:8px;align-items:start;gap:14px;padding:16px;display:grid}.early-start p{color:var(--muted);margin:0}.early-form .money-field{grid-column:span 1}.compare-button{min-height:44px}.before-after{grid-template-columns:minmax(0,1fr) 36px minmax(0,1fr);align-items:stretch;gap:12px;margin-top:18px;display:grid}.comparison-box{border:1px solid var(--line);background:var(--surface-muted);border-radius:8px;min-width:0;padding:16px}.comparison-box.is-emphasized{background:var(--success-soft);border-color:#b7dfc9}.comparison-box span{color:var(--muted);font-size:.84rem;font-weight:700;display:block}.comparison-box strong{margin-top:4px;font-size:1.2rem;line-height:1.4;display:block}.comparison-box p,.comparison-message{margin:6px 0 0}.comparison-placeholder{border:1px dashed var(--line-strong);background:var(--surface-muted);color:var(--muted);border-radius:8px;margin:18px 0 0;padding:16px}.flow-arrow{color:var(--primary);justify-content:center;align-items:center;display:flex}.method-list{color:#334155;gap:8px;margin:14px 0 0;padding-left:22px;display:grid}.ad-panel.is-relevant{background:var(--danger-soft);border-color:#efc0bc}.affiliate-link{border-color:var(--line-strong);color:var(--primary);background:#fff;margin-top:16px;padding:0 16px}.affiliate-link:hover{background:var(--primary-soft)}.footer-note{border-top:1px solid var(--line);padding:24px 0 36px;font-size:.86rem}@media (max-width:1180px){.main-grid{grid-template-columns:minmax(0,1fr)}.input-flow{max-width:760px}}@media (max-width:900px){.page-shell{width:min(100% - 48px,1160px)}.hero-grid{grid-template-columns:1fr;gap:24px;padding:40px 0 32px}.status-preview{max-width:560px}.section-heading{display:grid}.action-pair{justify-content:flex-start}.early-form{grid-template-columns:1fr}}@media (max-width:700px){.page-shell{width:min(100% - 32px,1160px)}.hero-grid{padding:32px 0 24px}.hero h1{font-size:2.2rem}.lead{font-size:1rem}.status-preview dl,.key-metrics,.early-form,.before-after{grid-template-columns:1fr}.flow-arrow{min-height:20px;transform:rotate(90deg)}.event-row{grid-template-columns:1fr;gap:12px}.icon-button,.primary-button,.secondary-button,.text-button,.affiliate-link{width:100%}.trust-strip,.block-heading{align-items:flex-start}}@media (max-width:430px){.page-shell{width:min(100% - 24px,1160px)}.hero h1{font-size:1.9rem}.step-block,.result-hero,.analysis-section,.ad-panel,.status-preview{padding:18px}.step-heading{grid-template-columns:1fr;gap:8px}.chart-wrap{height:300px}}@media (max-width:340px){.page-shell{width:min(100% - 20px,1160px)}.hero h1{font-size:1.72rem}.step-block,.result-hero,.analysis-section,.ad-panel,.status-preview{padding:16px}.field input,.field select,.money-input input{padding-left:10px;padding-right:10px}}