.profit-intro { padding-block:48px 44px; display:grid; grid-template-columns:1.45fr 1fr; gap:48px; align-items:end; }
.profit-intro h1 { font-size:clamp(38px,4.5vw,62px); line-height:1.08; }
.profit-intro>p { color:var(--muted); font-size:20px; line-height:1.5; max-width:37ch; }
.calculator-band { background:var(--paper); padding-block:36px 40px; }
.calculator-layout { display:grid; grid-template-columns:minmax(0,1.45fr) minmax(0,1fr); gap:56px; align-items:start; }
.form-heading { display:flex; flex-wrap:wrap; align-items:baseline; justify-content:space-between; gap:12px; margin-bottom:24px; }
.form-heading h2,.result-panel h2 { font-size:24px; line-height:1.25; letter-spacing:-.025em; }
.text-button { padding:8px 0; border:0; border-radius:0; background:transparent; color:var(--blue); font-size:14px; text-decoration:underline; text-underline-offset:4px; min-height:40px; }
.text-button:hover { color:var(--blue-hover); }
.fields { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:18px; }
.field { display:flex; flex-direction:column; min-width:0; gap:8px; font-size:15px; font-weight:700; }
.field input,.field select { width:100%; min-width:0; height:52px; padding:10px 13px; border:1px solid #9caab9; border-radius:8px; background:var(--white); color:var(--ink); font:400 16px/1.3 Golos,Arial,sans-serif; caret-color:var(--blue); font-variant-numeric:tabular-nums; }
.field select { padding-right:28px; text-overflow:ellipsis; }
.field input::placeholder { color:var(--muted); opacity:1; }
.field input:hover,.field select:hover { border-color:var(--blue); }
.field input:focus-visible,.field select:focus-visible { outline:3px solid var(--blue); outline-offset:3px; }
.field input[aria-invalid=true] { border-color:#a62929; outline-color:#a62929; }
.input-unit { display:block; position:relative; }
.input-unit input { padding-right:36px; }
.input-unit>span { position:absolute; right:14px; top:50%; transform:translateY(-50%); font-weight:400; color:var(--muted); pointer-events:none; }
.price-fields input { height:66px; font-size:26px; font-weight:700; }
.price-fields input::placeholder { font-size:17px; font-weight:400; }
.field-help { display:block; color:var(--muted); font-size:13px; font-weight:400; line-height:1.5; }
.field-help:empty { display:none; }
.category-section { margin-top:22px; }
#subcategory-fields .field { margin-top:14px; }
#manual-commission-fields { margin-top:14px; }
.commission-note,.delivery-note { margin-top:8px; }
.delivery-fields { margin-top:22px; }
.delivery-fields:has(> [hidden]):not(:has(> :not([hidden])~:not([hidden]))) { grid-template-columns:1fr; }
.tax-row { display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-top:22px; align-items:center; }
.tax-row>p { color:var(--muted); font-size:13px; line-height:1.55; }
.extra-costs { border-top:1px solid var(--line); border-bottom:1px solid var(--line); margin-top:24px; padding-block:16px; }
.extra-costs summary { display:flex; justify-content:space-between; gap:12px; font-size:16px; font-weight:700; cursor:pointer; list-style:none; }
.extra-costs summary::-webkit-details-marker { display:none; }
.extra-costs summary>span { color:var(--blue); font-size:24px; line-height:1; transition:transform .2s var(--ease); }
.extra-costs[open] summary>span { transform:rotate(45deg); }
.extra-costs>p { margin-top:10px; }
.extra-costs .fields { margin-top:16px; }
.form-bottom { display:flex; gap:16px; justify-content:space-between; align-items:center; margin-top:12px; color:var(--muted); font-size:13px; }
.example-note { padding-bottom:20px; font-size:14px; color:var(--muted); }
.form-error { font-size:14px; color:#9b2424; margin-top:16px; }
.result-panel { background:var(--white); border-radius:var(--radius); padding:30px; min-width:0; }
.profit-value { font-size:clamp(38px,4vw,58px); font-weight:700; line-height:1.15; letter-spacing:-.035em; color:var(--blue); margin-block:22px 12px; overflow-wrap:anywhere; font-variant-numeric:tabular-nums; }
.result-panel.is-loss .profit-value { color:#a62929; }
.result-message { min-height:44px; font-size:14px; color:var(--muted); line-height:1.5; }
.margin-line { display:flex; justify-content:space-between; align-items:baseline; gap:16px; border-block:1px solid var(--line); padding-block:16px; margin-top:22px; }
.margin-line strong { font-size:30px; line-height:1.2; font-variant-numeric:tabular-nums; overflow-wrap:anywhere; }
.cost-breakdown { margin:20px 0 0; font-size:14px; }
.cost-breakdown>div { display:flex; justify-content:space-between; gap:18px; padding-block:7px; align-items:baseline; }
.cost-breakdown dt { color:var(--muted); }
.cost-breakdown dd { margin:0; text-align:right; font-variant-numeric:tabular-nums; white-space:nowrap; }
.cost-breakdown .total-cost { border-top:1px solid var(--line); margin-top:12px; padding-top:16px; font-weight:700; }
.total-cost dt { color:var(--ink); }
.result-footnote { color:var(--muted); font-size:12px; line-height:1.55; margin-top:22px; }
.source-note { display:flex; gap:10px 22px; flex-wrap:wrap; padding-block:18px; font-size:13px; color:var(--muted); }
.source-note p { margin-right:auto; }
.profit-explanation { display:grid; grid-template-columns:1fr 1.4fr; gap:64px; padding-block:72px; }
.profit-explanation h2,.profit-faq h2 { font-size:clamp(30px,3vw,42px); line-height:1.15; }
.explanation-copy { min-width:0; }
.explanation-copy p { font-size:16px; line-height:1.7; }
.explanation-copy .lead { font-size:20px; line-height:1.55; }
.explanation-copy h3 { margin-block:30px 12px; }
.explanation-copy a { color:var(--blue); }
.explanation-copy .formula { margin-top:20px; padding:20px 24px; border-radius:var(--radius); background:var(--paper); font-size:15px; }
.profit-faq { display:grid; grid-template-columns:1fr 1.4fr; gap:64px; padding-bottom:72px; }
.profit-faq details { border-bottom:1px solid var(--line); }
.profit-faq summary { padding-block:18px; cursor:pointer; font-weight:700; font-size:17px; }
.profit-faq details:first-child summary { padding-top:0; }
.profit-faq details p { padding-bottom:20px; font-size:15px; color:var(--muted); }
.related-tools { padding:28px 32px; border-radius:var(--radius); background:var(--lime); display:flex; align-items:center; justify-content:space-between; gap:32px; margin-bottom:48px; }
.related-tools h2 { font-size:24px; line-height:1.3; }
.related-tools p { font-size:15px; max-width:52ch; margin-top:8px; }
.related-tools>a { font-size:16px; font-weight:700; }
.visually-hidden { position:absolute; width:1px; height:1px; padding:0; margin:-1px; overflow:hidden; clip-path:inset(50%); white-space:nowrap; border:0; }
@media(min-width:1000px) { .result-panel { position:sticky; top:24px; } }
@media(max-width:1000px) { .calculator-layout { gap:28px; grid-template-columns:minmax(0,1.2fr) minmax(0,1fr); } .profit-intro { gap:28px; } .result-panel { padding:24px; } .cost-breakdown>div { flex-wrap:wrap; gap:2px 12px; } .cost-breakdown dd { margin-left:auto; } .profit-explanation,.profit-faq { gap:32px; } }
@media(max-width:760px) { .profit-intro { grid-template-columns:1fr; gap:20px; padding-block:28px 32px; } .profit-intro h1 { max-width:18ch; } .profit-intro>p { font-size:18px; max-width:45ch; } .desktop-break { display:none; } .calculator-layout { grid-template-columns:1fr; gap:28px; } .calculator-band { padding-block:26px 30px; } .result-panel { position:static; } .profit-value { font-size:48px; } .result-message { min-height:0; } .profit-explanation,.profit-faq { grid-template-columns:1fr; gap:26px; padding-block:42px 10px; } .profit-faq { padding-bottom:42px; } .related-tools { display:block; padding:24px; } .related-tools>a { display:inline-block; margin-top:18px; } }
@media(max-width:420px) { .fields,.tax-row { grid-template-columns:1fr; gap:16px; } .price-fields { grid-template-columns:repeat(2,minmax(0,1fr)); gap:12px; } .price-fields input { font-size:21px; padding-left:10px; } .price-fields input::placeholder { font-size:14px; } .price-fields .field-help { font-size:12px; } .form-heading { margin-bottom:18px; gap:4px; } .form-heading h2 { font-size:23px; } .result-panel { padding:22px; } .profit-value { font-size:42px; } .source-note { gap:8px 18px; } .source-note p { width:100%; } }
@media(prefers-reduced-motion:reduce) { .extra-costs summary>span { transition:none; } }