/* Калькулятор расхода краски — свои стили поверх общего слоя rb-calc.css.
   Мир темы: белый лист, чернила #111, серая шкала, жёлтый только как маркер, оранжевый — предупреждения. */
#content .remboo-kraska{
  --ink:#111;--muted:#5A5A56;--line:#E8E8E5;--line-strong:#111;--paper:#fff;--warn:#FF5A1F;--warn-deep:#B23A0C;
  clear:both;width:100%;color:var(--ink);font:400 16px/1.55 system-ui,-apple-system,"Segoe UI",sans-serif;
}
#content .remboo-kraska *{box-sizing:border-box}
#content .remboo-kraska [hidden]{display:none!important}
#content .remboo-kraska .calc-shell{max-width:1180px;margin:0 auto;padding:clamp(18px,3vw,42px);background:var(--paper)}
#content .remboo-kraska .calc-intro{max-width:760px;margin:0 0 28px}
#content .remboo-kraska .eyebrow{margin:0 0 6px;color:var(--ink);font-size:.78rem;font-weight:800;letter-spacing:.11em;text-transform:uppercase}
#content .remboo-kraska .calculator-title,#content .remboo-kraska h2,#content .remboo-kraska h3{color:var(--ink);font-weight:760;letter-spacing:-.025em}
#content .remboo-kraska .calculator-title{margin:0 0 8px;font-size:clamp(2rem,5vw,3.6rem);line-height:1.04}
#content .remboo-kraska h2{margin:0 0 16px;font-size:clamp(1.55rem,3vw,2.25rem);line-height:1.15}
#content .remboo-kraska h3{margin:0;font-size:1.08rem;line-height:1.25}
#content .remboo-kraska p{margin:0 0 14px}
#content .remboo-kraska .calc-intro>p:last-child{color:var(--muted);font-size:1.08rem}
#content .remboo-kraska .workspace{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(360px,.92fr);gap:24px;align-items:start}
#content .remboo-kraska form{min-width:0;padding:24px;border:1.5px solid var(--line-strong);border-radius:0;background:var(--paper);box-shadow:none}
#content .remboo-kraska .section-title{display:flex;align-items:center;gap:12px;margin:4px 0 16px;padding-top:20px;border-top:1px solid var(--line)}
#content .remboo-kraska .section-title:first-child{padding-top:0;border-top:0}
#content .remboo-kraska label{display:block;margin:0 0 15px;color:var(--ink);font-size:.93rem;font-weight:700}
#content .remboo-kraska input,#content .remboo-kraska select,#content .remboo-kraska button{font:inherit}
#content .remboo-kraska input,#content .remboo-kraska select{width:100%;min-height:48px;margin-top:6px;padding:10px 12px;border:1.5px solid var(--ink);border-radius:0;background:var(--paper);color:var(--ink);font-size:1rem;box-shadow:none}
#content .remboo-kraska input:focus,#content .remboo-kraska select:focus,#content .remboo-kraska button:focus-visible,#content .remboo-kraska summary:focus-visible,#content .remboo-kraska .table-scroll:focus-visible{outline:3px solid #FFD500;outline-offset:2px}
#content .remboo-kraska input[aria-invalid="true"]{border-color:var(--warn-deep);box-shadow:0 0 0 3px rgba(255,90,31,.25)}
#content .remboo-kraska input:disabled,#content .remboo-kraska select:disabled{color:var(--muted);border-color:var(--line)}
#content .remboo-kraska small,#content .remboo-kraska .hint{display:block;margin-top:5px;color:var(--muted);font-size:.84rem;font-weight:400;line-height:1.45}
#content .remboo-kraska .field-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
#content .remboo-kraska .field-grid>div{min-width:0}
#content .remboo-kraska .optional{margin-left:6px;color:var(--muted);font-size:.78rem;font-weight:500}
#content .remboo-kraska form>.hint{margin:-6px 0 14px}
#content .remboo-kraska aside{position:sticky;top:18px;min-width:0}
#content .remboo-kraska .result-card{overflow:hidden;border:1.5px solid var(--ink);border-radius:0;background:var(--paper);color:var(--ink);box-shadow:none}
#content .remboo-kraska .result-card>.eyebrow{padding:0;color:var(--ink)}
#content .remboo-kraska #calc-error{margin:0 0 20px;padding:10px 12px;border-left:4px solid var(--warn);background:transparent;color:var(--ink);font-weight:700}
#content .remboo-kraska #calc-output{padding:0}
#content .remboo-kraska .primary-result{display:flex;flex-direction:column;padding:2px 0 18px}
#content .remboo-kraska .primary-result strong{font-size:clamp(2.25rem,6vw,4rem);line-height:1.05;letter-spacing:-.045em}
#content .remboo-kraska .primary-result span{margin-top:4px;color:var(--muted);font-size:.86rem}
#content .remboo-kraska .top-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:0 16px;border-top:1.5px solid var(--ink)}
#content .remboo-kraska .top-metrics>div{padding:11px 0;border-bottom:1px solid var(--line)}
#content .remboo-kraska .top-metrics span,#content .remboo-kraska .top-metrics strong{display:block}
#content .remboo-kraska .top-metrics span{min-height:2.5em;color:var(--muted);font-size:.76rem;line-height:1.25}
#content .remboo-kraska .top-metrics strong{margin-top:4px;font-size:1rem}
#content .remboo-kraska .direct-answer{margin:18px 0;padding:0 0 0 12px;border-left:4px solid #FFD500;background:transparent;color:var(--ink);font-weight:500}
#content .remboo-kraska .details-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}
#content .remboo-kraska .details-grid>div{min-width:0;padding:10px 0;border-top:1px solid var(--line)}
#content .remboo-kraska .details-grid span,#content .remboo-kraska .details-grid strong,#content .remboo-kraska .details-grid em{display:block;margin:0}
#content .remboo-kraska .details-grid span{color:var(--muted);font-size:.76rem}
#content .remboo-kraska .details-grid strong{margin-top:2px;font-size:1.12rem}
#content .remboo-kraska .details-grid em{color:var(--muted);font-size:.78rem;font-style:normal;line-height:1.35}
#content .remboo-kraska .warnings{margin-top:14px;padding:10px 12px;border-left:4px solid var(--warn);background:transparent;color:var(--ink);font-size:.8rem}
#content .remboo-kraska .warnings p{margin:0 0 8px}#content .remboo-kraska .warnings p:last-child{margin-bottom:0}
#content .remboo-kraska .actions{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:20px;padding:16px 0 0;border-top:1px solid var(--line);background:transparent}
#content .remboo-kraska button{min-height:46px;padding:10px 14px;border:1.5px solid var(--ink);border-radius:0;background:var(--paper);color:var(--ink);font-weight:750;cursor:pointer}
#content .remboo-kraska button:hover{background:#FFF3B0}
#content .remboo-kraska button:disabled{opacity:.45;cursor:not-allowed}
#content .remboo-kraska #share-status{min-height:0;margin:8px 0 0;padding:0;color:var(--muted);font-size:.8rem}
#content .remboo-kraska #share-link{width:100%;margin:8px 0 0}
#content .remboo-kraska .article-link{display:flex;justify-content:space-between;margin-top:10px;padding:14px 16px;border:1px solid var(--line);border-radius:0;color:var(--ink)!important;font-weight:750;text-decoration:none!important}
#content .remboo-kraska .article-link:hover{border-color:var(--ink)}
#content .remboo-kraska .noscript{margin:18px 0;padding:14px;border-left:4px solid var(--warn);background:transparent}
#content .remboo-kraska section{margin-top:clamp(42px,7vw,82px)}
#content .remboo-kraska .explanation{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:28px;align-items:start;padding:clamp(24px,4vw,42px) 0 0;border-top:1.5px solid var(--ink);border-radius:0;background:transparent}
#content .remboo-kraska .howto-steps{margin:0 0 18px;padding-left:22px}
#content .remboo-kraska .howto-steps li{margin:0 0 10px;padding-left:4px}
#content .remboo-kraska .steps-title{margin:22px 0 10px;font-size:1.15rem}
#content .remboo-kraska .formula-column{min-width:0}
/* Формула и подпись под ней в одну колонку — на 1280 узкая колонка формулы не рвёт «(n − 1)» */
#content .remboo-kraska .formula-card{display:block;overflow:visible;border:0;border-top:1.5px solid var(--ink);border-radius:0;background:transparent;box-shadow:none}
#content .remboo-kraska .formula-card>span,#content .remboo-kraska .formula-card>small{display:block;margin:0;padding:0;border:0}
#content .remboo-kraska .formula-card>span{padding:12px 0 2px;font:700 1rem/1.4 ui-monospace,SFMono-Regular,Menlo,monospace;color:var(--ink)}
#content .remboo-kraska .formula-card>small{padding:0 0 12px;border-bottom:1px solid var(--line);color:var(--muted);font-size:.78rem}
#content .remboo-kraska .formula-card var{font-style:normal}
#content .remboo-kraska .legend{margin:14px 0 0;padding:0 0 4px;border-top:1px solid var(--line)}
#content .remboo-kraska .legend>summary{padding:12px 0;font-weight:760;color:var(--ink);cursor:pointer;list-style:none}
#content .remboo-kraska .legend>summary::-webkit-details-marker{display:none}
#content .remboo-kraska .legend dl{margin:0 0 8px;display:grid;gap:6px}
#content .remboo-kraska .legend dl>div{display:grid;grid-template-columns:minmax(52px,auto) 1fr;gap:10px;align-items:baseline}
#content .remboo-kraska .legend dt{margin:0;font:800 .95rem/1.3 ui-monospace,SFMono-Regular,Menlo,monospace}
#content .remboo-kraska .legend dd{margin:0;color:var(--muted);font-size:.9rem;line-height:1.4}
#content .remboo-kraska .reference>p:not(.eyebrow),#content .remboo-kraska .sources>p{max-width:860px}
#content .remboo-kraska .table-scroll{overflow-x:auto;margin:14px 0 22px;border:1px solid var(--line);border-radius:0}
#content .remboo-kraska table{width:100%;min-width:560px;border-collapse:collapse;background:var(--paper);font-size:.92rem}
#content .remboo-kraska caption{padding:14px;text-align:left;color:var(--muted);font-size:.82rem;font-weight:700}
#content .remboo-kraska th,#content .remboo-kraska td{padding:11px 14px;border-top:1px solid var(--line);text-align:left;white-space:nowrap;overflow-wrap:normal;hyphens:manual}
#content .remboo-kraska thead th{background:transparent;border-bottom:1.5px solid var(--ink);color:var(--ink);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}
#content .remboo-kraska tbody th{font-weight:800}
#content .remboo-kraska tbody tr:hover{background:#FFF3B0}
#content .remboo-kraska .faq{max-width:900px}
#content .remboo-kraska .faq details{padding:0;border-top:1px solid var(--line)}
#content .remboo-kraska .faq summary{position:relative;padding:17px 42px 17px 0;font-weight:760;cursor:pointer;list-style:none}
#content .remboo-kraska .faq summary::-webkit-details-marker{display:none}
#content .remboo-kraska .faq summary::after{content:"+";position:absolute;right:8px;top:13px;color:var(--ink);font-size:1.45rem;font-weight:400}
#content .remboo-kraska .faq details[open] summary::after{content:"−"}
#content .remboo-kraska .faq details p{max-width:780px;margin:-3px 0 18px;color:var(--muted)}
#content .remboo-kraska .sources{padding-top:28px;border-top:1.5px solid var(--ink)}
#content .remboo-kraska .sources ul{padding-left:21px}
#content .remboo-kraska .sources li{margin:7px 0}
#content .remboo-kraska .sources a{color:var(--ink);text-underline-offset:2px;overflow-wrap:anywhere;word-break:break-word}
/* Раскрывашка «Цена» и подпись под погасшими плитками основания */
#content .remboo-kraska details{border-top:1px solid var(--line)}
#content .remboo-kraska details summary{cursor:pointer;list-style:none}
#content .remboo-kraska details summary::-webkit-details-marker{display:none}
#content .remboo-kraska .cost-fields{margin-top:18px;padding-top:15px}
#content .remboo-kraska .cost-fields>summary{display:flex;justify-content:space-between;font-weight:800}
#content .remboo-kraska .cost-fields>summary::after{content:"＋";color:var(--ink)}
#content .remboo-kraska .cost-fields[open]>summary::after{content:"−"}
#content .remboo-kraska .cost-fields>summary span{margin-left:auto;margin-right:12px;color:var(--muted);font-size:.8rem;font-weight:500}
#content .remboo-kraska .cost-fields label{margin-top:12px}
#content .remboo-kraska #base-hint{margin:-6px 0 15px}
#content .remboo-kraska .reference>.table-scroll{margin:14px 0 22px}
@media (max-width:900px){
  #content .remboo-kraska .workspace{grid-template-columns:1fr}
  #content .remboo-kraska aside{position:static}
  #content .remboo-kraska .explanation{grid-template-columns:1fr}
}
@media (max-width:560px){
  #content .remboo-kraska .calc-shell{padding:15px}
  #content .remboo-kraska form{padding:17px}
  #content .remboo-kraska .field-grid{grid-template-columns:1fr;gap:0}
  #content .remboo-kraska .top-metrics{grid-template-columns:1fr}
  #content .remboo-kraska .top-metrics span{min-height:0}
  #content .remboo-kraska .details-grid{grid-template-columns:1fr}
  #content .remboo-kraska .actions{grid-template-columns:1fr}
  #content .remboo-kraska .explanation{padding:20px 0 0}
  #content .remboo-kraska .legend dl>div{grid-template-columns:1fr;gap:2px}
  #content .remboo-kraska .formula-card>span{white-space:normal;overflow-wrap:anywhere}
}