/* Шапка и подвал Металлфорс для внутренних страниц (шаблон prom_s1).
   Все правила ограничены классом .mfc и не влияют на содержимое страниц. */
@font-face{font-family:Montserrat;font-style:normal;font-weight:400;font-display:swap;src:url(fonts/montserrat-cyrillic-400-normal.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Montserrat;font-style:normal;font-weight:400;font-display:swap;src:url(fonts/montserrat-latin-400-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Montserrat;font-style:normal;font-weight:600;font-display:swap;src:url(fonts/montserrat-cyrillic-600-normal.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Montserrat;font-style:normal;font-weight:600;font-display:swap;src:url(fonts/montserrat-latin-600-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:Montserrat;font-style:normal;font-weight:700 800;font-display:swap;src:url(fonts/montserrat-cyrillic-800-normal.woff2) format('woff2');unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:Montserrat;font-style:normal;font-weight:700 800;font-display:swap;src:url(fonts/montserrat-latin-800-normal.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}

.mfc{--ink:#17191C;--orange:#EE6A1C;--orange-d:#C9540F;--paper:#FFFFFF;--line:#E3E1DD;--text:#1E2024;--muted:#66676B;--f:"Montserrat",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;font:15px/1.6 var(--f);color:var(--text);text-align:left;letter-spacing:normal}
.mfc,.mfc *,.mfc *::before,.mfc *::after{box-sizing:border-box}
.mfc a{color:inherit;text-decoration:none;background:none}
.mfc p{margin:0}
.mfc ul{list-style:none;margin:0;padding:0}
.mfc li{margin:0;padding:0;list-style:none}
.mfc li::before{content:none}
.mfc img{max-width:100%;height:auto;border:0}
.mfc .wrap{max-width:1200px;margin:0 auto;padding:0 24px;width:auto}
@media (max-width:600px){.mfc .wrap{padding:0 16px}}
.mfc .num{font-variant-numeric:tabular-nums}
.mfc .btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font:600 13px/1 var(--f);padding:11px 18px;border-radius:4px;border:0;cursor:pointer;text-decoration:none;white-space:nowrap;background:var(--orange);color:#fff;box-shadow:none;height:auto;text-transform:none}
.mfc .btn:hover{background:var(--orange-d);color:#fff}
.mfc a:focus-visible,.mfc button:focus-visible{outline:3px solid var(--orange);outline-offset:2px}

/* topbar */
.mfc.topbar{background:var(--ink);color:#B4B5B8;font-size:12px;line-height:1.5}
.mfc.topbar .wrap{display:flex;gap:6px 28px;flex-wrap:wrap;justify-content:space-between;padding-top:4px;padding-bottom:4px}
.mfc.topbar .grp{display:flex;gap:6px 24px;flex-wrap:wrap}
.mfc.topbar b{color:#fff;font-weight:600}
.mfc.topbar a:hover{color:#fff}
@media (max-width:760px){.mfc.topbar{display:none}}

/* header */
header.site.mfc{display:block;background:var(--paper);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:1000;margin:0;padding:0;height:auto;box-shadow:none}
header.site.mfc>.wrap{display:flex;align-items:center;gap:24px;padding-top:6px;padding-bottom:6px}
.mfc .logo{display:flex;flex-direction:row;align-items:center;gap:10px;line-height:1;flex:none;width:auto}
.mfc .logo img{width:96px;height:auto;display:block}
.mfc .logo .s{font:500 9px/1.25 var(--f);color:#2B3A4D;text-align:left;max-width:150px}
.mfc nav.main{display:flex;gap:6px 22px;flex:1;flex-wrap:wrap;justify-content:center;background:none;margin:0;padding:0}
.mfc nav.main a{font-weight:600;font-size:14px;line-height:1.4}
.mfc nav.main a:hover{color:var(--orange-d)}
.mfc nav.main a.has-mega span{font-size:10px;color:var(--muted)}
.mfc .hphone{text-align:right;line-height:1.25}
.mfc .hphone b{font:700 16px/1.1 var(--f);display:block;color:var(--text)}
.mfc .hphone small{color:var(--muted);font-size:11.5px}
.mfc .burger{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:6px;background:#fff;cursor:pointer;align-items:center;justify-content:center;flex:none;padding:0;color:var(--text);font-size:18px}
.mfc .burger span,.mfc .burger span::before,.mfc .burger span::after{display:block;width:20px;height:2px;background:var(--text);position:relative;content:""}
.mfc .burger span::before{position:absolute;top:-6px}.mfc .burger span::after{position:absolute;top:6px}
@media (max-width:1100px){.mfc nav.main{display:none}.mfc .hphone{margin-left:auto}.mfc .burger{display:inline-flex}}
@media (max-width:640px){header.site.mfc .btn{display:none}.mfc .hphone b{font-size:15px}.mfc .logo .s{display:none}.mfc .logo img{width:84px}}

/* mega */
.mfc .mega{position:absolute;left:0;right:0;top:100%;background:var(--paper);border-top:1px solid var(--line);border-bottom:3px solid var(--orange);box-shadow:0 24px 40px rgba(15,29,48,.16)}
.mfc .mega[hidden]{display:none}
.mfc .mega-in{display:grid;grid-template-columns:1fr 250px;gap:36px;padding-top:26px;padding-bottom:30px;align-items:start}
.mfc .mcols{display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.mfc .h4{font:600 10.5px/1.3 var(--f);letter-spacing:.14em;text-transform:uppercase;color:var(--orange-d);margin:0 0 12px}
.mfc .mcol ul{display:grid;gap:6px}
.mfc .mcol a{font-size:13px;line-height:1.3}
.mfc .mcol li.top{margin-top:8px}.mfc .mcol li.top:first-child{margin-top:0}
.mfc .mcol li.top a{font-weight:700}
.mfc .mcol li.sub a{color:var(--muted);padding-left:12px;position:relative;display:inline-block}
.mfc .mcol li.sub a::before{content:"";position:absolute;left:0;top:.6em;width:6px;height:1px;background:#9AA6B5}
.mfc .mcol a:hover{color:var(--orange-d)}
.mfc .mside{border-left:1px solid var(--line);padding-left:26px;display:grid;gap:14px;align-content:start;font-size:13px;color:var(--muted)}
.mfc .mall{font:700 15px var(--f);color:var(--orange-d)}
@media (max-width:1100px){.mfc .mega{display:none!important}}

/* mobile menu */
.mfc.mnav{position:fixed;inset:0;z-index:2000;background:#fff;overflow:auto;padding:16px 16px calc(24px + env(safe-area-inset-bottom,0px))}
.mfc.mnav[hidden]{display:none}
.mfc.mnav .top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.mfc.mnav a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-weight:700;font-size:16px}
.mfc.mnav details summary{padding:12px 0;border-bottom:1px solid var(--line);font-weight:700;font-size:16px;cursor:pointer;list-style:none}
.mfc.mnav details a{font-weight:500;font-size:14px;padding:9px 0 9px 14px}
.mfc.mnav .ph{margin-top:18px;font:800 20px var(--f)}

/* footer */
footer.site.mfc{display:block;background:var(--ink);color:#9C9EA3;font-size:13px;line-height:1.6;padding:36px 0 22px;margin:0}
.mfc .fgrid{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;gap:32px}
@media (max-width:900px){.mfc .fgrid{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.mfc .fgrid{grid-template-columns:1fr}}
footer.site.mfc .h4{font:700 13px/1.3 var(--f);color:#fff;margin:0 0 12px;letter-spacing:0;text-transform:none}
footer.site.mfc ul{display:grid;gap:7px}
footer.site.mfc a{color:#9C9EA3}
footer.site.mfc a:hover{color:#fff}
.mfc .fbottom{border-top:1px solid #2C2F34;margin-top:34px;padding-top:18px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:12px}
.mfc.wa{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:900;width:54px;height:54px;border-radius:50%;background:#25D366;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.2)}
.mfc-skip{position:absolute;left:-9999px}

/* блок «Цены за тонну» на страницах продукции */
.mfc.mf-price{max-width:1200px;margin:8px auto 28px;padding:0 24px}
@media (max-width:600px){.mfc.mf-price{padding:0 16px}}
.mfc .mf-price-in{border:1px solid var(--line);border-left:4px solid var(--orange);border-radius:6px;background:#fff;padding:18px 22px;display:grid;gap:14px}
.mfc .mf-price-h{display:flex;flex-wrap:wrap;gap:4px 14px;align-items:baseline}
.mfc .mf-price-h b{font:700 17px/1.3 var(--f)}
.mfc .mf-price-h span{font-size:12.5px;color:var(--muted)}
.mfc.mf-price ul{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:8px 28px}
.mfc.mf-price li{display:flex;justify-content:space-between;gap:12px;border-bottom:1px dashed var(--line);padding:5px 0;font-size:14.5px}
.mfc.mf-price li a{color:var(--text)}
.mfc.mf-price li a:hover{color:var(--orange-d)}
.mfc.mf-price li b{white-space:nowrap;font-weight:700}
.mfc .mf-price-a{display:flex;flex-wrap:wrap;gap:10px 20px;align-items:center}
.mfc .mf-all{color:var(--orange-d);font-weight:600;font-size:14px}

/* меню в одну строку */
.mfc nav.main{flex-wrap:nowrap;gap:0 18px}
.mfc nav.main a{white-space:nowrap}
@media (max-width:1280px){.mfc nav.main{gap:0 14px}.mfc nav.main a{font-size:13.5px}.mfc .logo .s{display:none}}