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var(--s3);border-radius:var(--r-pill);font-size:15px;font-weight:600}nav.main a:hover{background:var(--c-primary-bg);color:var(--c-primary-d)}nav.main a[aria-current]{color:var(--c-primary-d);background:var(--c-primary-bg)}.navgrp{position:relative}.navgrp>summary{list-style:none}.navgrp>summary::-webkit-details-marker{display:none}.navgrp-t{cursor:pointer;color:var(--c-ink-soft);padding:var(--s2) var(--s3);border-radius:var(--r-pill);-webkit-user-select:none;user-select:none;align-items:center;gap:4px;font-size:15px;font-weight:600;display:inline-flex}.navgrp-t:hover,.navgrp[open]>.navgrp-t{background:var(--c-primary-bg);color:var(--c-primary-d)}.navgrp-t.on{color:var(--c-primary-d);background:var(--c-primary-bg)}.navgrp-t .caret{transition:transform .15s}.navgrp[open]>.navgrp-t .caret{transform:rotate(180deg)}.navgrp-menu{min-width:232px;padding:var(--s2);background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-menu);box-shadow:var(--sh);z-index:50;flex-direction:column;gap:2px;display:flex;position:absolute;top:calc(100% + 8px);left:0}.navgrp:last-of-type .navgrp-menu{left:auto;right:0}.navgrp-menu a{min-height:40px;padding:0 var(--s3);border-radius:var(--r-menu);color:var(--c-ink);white-space:nowrap;align-items:center;font-size:15px;font-weight:600;display:flex}.navgrp-menu a:hover,.navgrp-menu a[aria-current]{background:var(--c-primary-bg);color:var(--c-primary-d)}.navmenu{display:none}.navmenu>summary{list-style:none}.navmenu>summary::-webkit-details-marker{display:none}summary.navtoggle{cursor:pointer;border-radius:var(--r-pill);border:1px solid var(--c-line);background:var(--c-surface);width:44px;height:44px;color:var(--c-ink);justify-content:center;align-items:center;display:inline-flex}summary.navtoggle:hover{background:var(--c-primary-bg);color:var(--c-primary-d)}.navmenu[open] summary.navtoggle{background:var(--c-primary-bg);color:var(--c-primary-d);border-color:#0000}summary.navtoggle .ico-close,.navmenu[open] summary.navtoggle .ico-open{display:none}.navmenu[open] summary.navtoggle .ico-close{display:inline}.navmenu .mobnav{padding:var(--s3);background:var(--c-surface);border-bottom:1px solid var(--c-line);box-shadow:var(--sh);overscroll-behavior:contain;flex-direction:column;gap:2px;max-height:calc(100dvh - 76px);display:flex;position:absolute;top:100%;left:0;right:0;overflow-y:auto}.navmenu .mobnav a{min-height:44px;padding:0 var(--s4);border-radius:var(--r-menu);color:var(--c-ink);align-items:center;font-size:16px;font-weight:600;display:flex}.navmenu .mobnav a:hover,.navmenu .mobnav a[aria-current]{background:var(--c-primary-bg);color:var(--c-primary-d)}.navmenu .mobnav .mobgrp{margin:var(--s3) 0 2px;padding:0 var(--s4);font-family:var(--f-body);color:var(--c-ink-soft);font-size:13px;font-weight:600}.navmenu .mobnav a.sub{padding-left:calc(var(--s4) + var(--s4));font-weight:500}.langsw{align-items:center;gap:var(--s2);display:inline-flex}.langsw .flag{border-radius:var(--r);width:24px;height:16px;box-shadow:0 0 0 1px var(--c-line);flex:none;display:block}.langsw .lbl{clip:rect(0 0 0 0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.navmenu .mobnav .langsw .lbl{clip:auto;width:auto;height:auto;margin:0;position:static;overflow:visible}.crumbs{color:var(--c-ink-soft);padding-block:var(--s5) 0;flex-wrap:wrap;align-items:center;gap:6px;font-size:14px;display:flex}.crumbs a{color:var(--c-ink-soft);font-weight:600}.crumbs a:hover{color:var(--c-primary-d)}.crumbs .sep{color:var(--c-line-strong)}.crumbs .here{color:var(--c-ink);font-weight:700}.crumbs .mono{font-size:13px}.cat{border-radius:var(--r-badge);white-space:nowrap;align-items:center;gap:6px;padding:4px 12px;font-size:13px;font-weight:700;line-height:1.2;display:inline-flex}.cat .pip{border-radius:50%;flex:none;width:9px;height:9px}.cat.o{background:var(--c-o-bg);color:var(--c-o)}.cat.o .pip{background:var(--c-o)}.cat.n{background:var(--c-haz-bg);color:var(--c-haz)}.cat.n .pip{background:var(--c-haz)}.results{z-index:40;background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-lg);box-shadow:var(--sh-h);overscroll-behavior:contain;max-height:min(60vh,420px);margin:0;padding:6px;list-style:none;position:absolute;top:calc(100% + 6px);left:0;right:0;overflow:auto}.results[hidden]{display:none}.ropt{align-items:center;gap:var(--s3);border-radius:var(--r);cursor:pointer;grid-template-columns:auto 1fr auto;padding:9px 12px;scroll-margin:6px;display:grid}.ropt+.ropt{margin-top:2px}.ropt:hover,.ropt.active{background:var(--c-primary-bg)}.ropt.active{outline:2px solid var(--c-primary);outline-offset:-2px}.ropt .rcode{font-family:var(--f-mono);color:var(--c-ink);white-space:nowrap;font-size:15px;font-weight:700}.ropt .rname{min-width:0;color:var(--c-ink-soft);text-overflow:ellipsis;white-space:nowrap;font-size:14.5px;overflow:hidden}@media(max-width:767px){.ropt .rname{white-space:normal;-webkit-line-clamp:2;-webkit-box-orient:vertical;line-height:1.3;display:-webkit-box}}.ropt .ricon{color:var(--c-ink-soft);flex:none}.ropt .rtype{color:var(--c-ink-soft);background:var(--c-bg);border:1px solid var(--c-line);border-radius:var(--r-pill);white-space:nowrap;padding:3px 9px;font-size:12px;font-weight:700}.ropt mark{background:var(--token-bin-plast)}@supports (color:color-mix(in lab,red,red)){.ropt mark{background:color-mix(in srgb,var(--token-bin-plast) 30%,var(--c-surface))}}.ropt mark{color:inherit;border-radius:var(--r);padding:0 1px}.ropt.active mark{background:var(--token-bin-plast)}@supports (color:color-mix(in lab,red,red)){.ropt.active mark{background:color-mix(in srgb,var(--token-bin-plast) 45%,var(--c-surface))}}.results .rempty{color:var(--c-ink-soft);padding:14px 12px;font-size:15px}.results .rmore{color:var(--c-ink-soft);text-align:center;padding:8px 12px 4px;font-size:13px}.results .rhint{padding:var(--s3) var(--s3) var(--s2);color:var(--c-ink-soft);border-bottom:1px solid var(--c-line);background:var(--c-bg);font-size:14px;line-height:1.45}.results .rpozn{padding:var(--s2) var(--s3) var(--s3);color:var(--c-ink-soft);font-size:13px;font-style:italic;line-height:1.5}.results .rpozn a{color:var(--c-primary-d);font-style:normal;font-weight:600}.results .rlinks{gap:var(--s2) var(--s3);flex-wrap:wrap;font-style:normal;display:flex}.results .rlinks a{text-underline-offset:3px;text-decoration:underline;text-decoration-thickness:1px}.results .rshowall{padding:0}.results .rshowall button{width:100%;min-height:44px;padding:var(--s2) var(--s3);font:inherit;color:var(--c-primary-d);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;font-size:14px;font-weight:600;text-decoration:underline;display:block}.results .rshowall button:hover{color:var(--c-accent)}.cc{border:1.5px solid var(--c-line);background:var(--c-surface);border-radius:var(--r-pill);vertical-align:middle;align-items:stretch;max-width:100%;display:inline-flex;position:relative;overflow:visible}.cc .cc-main{cursor:pointer;font-family:var(--f-mono);color:var(--c-ink);border-radius:var(--r-pill) 0 0 var(--r-pill);-webkit-tap-highlight-color:transparent;background:0 0;border:0;align-items:center;gap:8px;padding:7px 12px;font-size:15px;font-weight:700;line-height:1;display:inline-flex}.cc .cc-num{letter-spacing:.02em;white-space:nowrap}.cc .cc-star{color:var(--c-haz);margin-left:1px;font-weight:800}.cc .cc-ic{width:15px;height:15px;color:var(--c-ink-soft);flex:none}.cc .cc-name{border:0;border-left:1.5px solid var(--c-line);cursor:pointer;font-family:var(--f-body);color:var(--c-primary-d);border-radius:0 var(--r-pill) var(--r-pill) 0;white-space:nowrap;-webkit-tap-highlight-color:transparent;background:0 0;padding:0 12px;font-size:13px;font-weight:700}.cc .cc-main:hover{background:var(--c-bg)}.cc .cc-name:hover{background:var(--c-primary-bg)}.cc.haz{border-color:var(--c-haz-line)}.cc.haz .cc-name{border-left-color:var(--c-haz-line);color:var(--c-haz)}.cc.haz .cc-name:hover{background:var(--c-haz-bg)}.cc.copied{border-color:var(--c-primary)}.cc .cc-tip{background:var(--c-ink);color:var(--c-contrast);font-family:var(--f-body);border-radius:var(--r-lg);white-space:nowrap;opacity:0;pointer-events:none;z-index:30;box-shadow:var(--sh);padding:5px 10px;font-size:12.5px;font-weight:700;transition:opacity .12s,transform .12s;position:absolute;bottom:calc(100% + 8px);left:50%;transform:translate(-50%,4px)}.cc .cc-tip:after{content:"";border:5px solid #0000;border-top-color:var(--c-ink);position:absolute;top:100%;left:50%;transform:translate(-50%)}.cc.copied .cc-tip{opacity:1;transform:translate(-50%)}.cc.lg .cc-main{padding:12px 18px;font-size:clamp(22px,5vw,30px)}.cc.lg .cc-ic{width:20px;height:20px}.cc.lg .cc-name{padding:0 18px;font-size:15px}@media(max-width:560px){.cc.lg.long .cc-main{gap:6px;padding-inline:12px;font-size:clamp(16px,5vw,22px)}.cc.lg.long .cc-ic{width:16px;height:16px}.cc.lg.long .cc-name{padding:0 10px;font-size:13px}}.adwrap{margin-block:var(--s7);justify-content:center;display:flex}.adslot{background:var(--c-surface);border:1px dashed var(--c-line);border-radius:var(--r);justify-content:center;align-items:center;gap:var(--s1);color:var(--c-ink-soft);flex-direction:column;max-width:100%;font-size:13px;display:flex}.adslot b{font-family:var(--f-mono);color:var(--c-ink-soft);font-size:16px}.adslot small{font-size:11px}.ad-336{width:336px;height:280px}.ad-300{width:300px;height:250px}.ad-728{width:728px;height:90px}.ad-320{width:320px;height:100px;display:none}footer.site{background:var(--c-accent);color:var(--c-on-brand);margin-top:var(--s8);border-radius:var(--r-lg) var(--r-lg) 0 0}footer.site .wrap{padding-block:var(--s7)}.fcols{gap:var(--s6);grid-template-columns:1.2fr repeat(4,1fr);display:grid}footer.site .brand .wordmark{color:var(--c-contrast)}footer.site p.tag{margin:var(--s4) 0 0;color:var(--c-on-brand-soft);max-width:34ch;font-size:14px;line-height:1.5}footer.site h2{font-family:var(--f-body);color:var(--c-contrast);letter-spacing:0;margin:0 0 var(--s3);font-size:14px;font-weight:700;line-height:1.3}footer.site ul{gap:10px;margin:0;padding:0;font-size:15px;list-style:none;display:grid}footer.site a{color:var(--c-on-brand)}footer.site a:hover{color:var(--c-contrast)}.fcookie{font:inherit;color:var(--c-on-brand);cursor:pointer;text-align:left;background:0 0;border:0;margin:0;padding:0}.fcookie:hover{color:var(--c-contrast);text-decoration:underline}.fbot{border-top:1px solid var(--c-contrast)}@supports (color:color-mix(in lab,red,red)){.fbot{border-top:1px solid color-mix(in srgb,var(--c-contrast) 12%,transparent)}}.fbot{margin-top:var(--s6);padding-top:var(--s4);color:var(--c-on-brand-soft);justify-content:space-between;gap:var(--s4);flex-wrap:wrap;align-items:center;font-size:13px;display:flex}.flegal{align-items:center;gap:var(--s2) var(--s4);flex-wrap:wrap;display:flex}.flegal a,.flegal .fcookie{font-size:13px}.fnews{border-bottom:1px solid var(--c-contrast)}@supports (color:color-mix(in lab,red,red)){.fnews{border-bottom:1px solid color-mix(in srgb,var(--c-contrast) 12%,transparent)}}.fnews{padding-bottom:var(--s5);margin-bottom:var(--s5)}.anchor{z-index:35;background:var(--c-bg);border-top:1px solid var(--c-line);justify-content:center;padding:8px;display:none;position:sticky;bottom:0}@media(max-width:899px){nav.main a,nav.main .navgrp{display:none}.navmenu{display:block}header.site .wrap{gap:var(--s2)}}@media(max-width:767px){.adwrap.lead{display:none}.ad-320,.anchor{display:flex}header.site .wrap{min-height:60px}footer.site ul{gap:2px}footer.site li a{align-items:center;min-height:44px;padding-block:10px;display:inline-flex}.cc .cc-main{min-height:44px;padding-block:11px}.fcookie,footer.site .flegal a{align-items:center;min-height:44px;padding-block:10px;display:inline-flex}.crumbs{line-height:2;display:block}.crumbs a,.crumbs .here{padding-block:12px}.crumbs .sep{margin-inline:6px}.crumbs .mono{white-space:nowrap}}@media(max-width:899px){.fcols{grid-template-columns:1fr 1fr}}@media(max-width:560px){body{font-size:16px}.fcols{grid-template-columns:1fr}}.utip{z-index:9000;border-radius:var(--r);background:var(--c-ink);max-width:260px;color:var(--c-surface);font-family:var(--f-body);box-shadow:var(--sh-h);pointer-events:none;opacity:0;padding:6px 10px;font-size:12.5px;font-weight:600;line-height:1.35;transition:opacity .12s,transform .12s;position:fixed;top:0;left:0;transform:translateY(2px)}.utip.show{opacity:1;transform:translateY(0)}.utip:after{content:"";left:var(--utip-arrow,50%);background:var(--c-ink);width:8px;height:8px;position:absolute;bottom:-4px;transform:translate(-50%)rotate(45deg)}.utip.below:after{top:-4px;bottom:auto}@media print{.topbar,header.site,footer.site,.skiplink,.adwrap,.adslot,.grail,.grail-m,.searchdlg,.crumbs,[data-poptavka],.poptavka-modal{display:none!important}body{background:#fff;font-size:11pt}.wrap{max-width:none;padding-inline:0}a{color:#000}.card,.kcard,.dcard,.railcard,.searchcard{break-inside:avoid;box-shadow:none!important;background:#fff!important;border:1px solid #999!important}h1,h2,h3{break-after:avoid}}.nv-stav{border-radius:var(--r-badge);white-space:nowrap;align-items:center;gap:6px;padding:3px 10px;font-size:13px;font-weight:600;display:inline-flex}.nv-stav:before{content:"";background:currentColor;border-radius:50%;width:7px;height:7px}.nv-stav.open{background:var(--c-o-bg);color:var(--c-o)}.nv-stav.soon{background:var(--nv-soon-bg);color:var(--nv-soon)}.nv-stav.past{background:var(--c-bg);color:var(--c-ink-soft)}.nv-meta{gap:var(--s2);flex-wrap:wrap;align-items:center;display:flex}.nv-typ{font:600 13px var(--f-body);color:var(--c-ink-soft)}.nv-land{font:600 11px var(--f-mono);border:1px solid var(--c-line);border-radius:var(--r);color:var(--c-ink-soft);padding:1px 5px}.nv-code{font:600 13px var(--f-mono);background:var(--c-surface);border:1px solid var(--c-line);border-radius:var(--r-pill);color:var(--c-ink);align-items:center;gap:6px;padding:3px 4px 3px 10px;display:inline-flex}.nv-code .cat{font:700 11px var(--f-mono);border-radius:var(--r-badge);padding:1px 7px}.nv-obalka{isolation:isolate;background:var(--nv-bg);color:var(--nv-ac);border-radius:var(--r-lg);grid-template-columns:auto 1fr;align-items:center;gap:20px;padding:22px 24px;display:grid;position:relative;overflow:hidden}.nv-obalka:after{content:"";border:28px solid var(--nv-ac);opacity:.07;z-index:-1;border-radius:50%;width:220px;height:220px;position:absolute;bottom:-60px;right:-40px}.nv-obalka svg.ic{stroke:currentColor;fill:none;stroke-width:1.6px;stroke-linecap:round;stroke-linejoin:round;width:64px;height:64px}.nv-obalka .fact{gap:2px;display:grid}.nv-obalka .fact small{font:600 12px var(--f-body)}.nv-obalka .fact b{font:800 clamp(26px,4vw,40px)/1.05 var(--f-disp)}.nv-obalka.wide{aspect-ratio:16/6;padding:28px 32px}.nv-obalka.wide svg.ic{width:88px;height:88px}.nv-obalka.wide .fact b{font-size:clamp(30px,5vw,52px)}.nv-obalka.mini{border-radius:var(--r);gap:12px;padding:14px 16px}.nv-obalka.mini svg.ic{width:34px;height:34px}.nv-obalka.mini .fact b{font-size:22px}.nv-obalka.mini:after{display:none}.nv-thumb{border-radius:var(--r);background:var(--nv-bg);width:72px;height:72px;color:var(--nv-ac);flex:none;place-items:center;display:grid}.nv-thumb svg{stroke:currentColor;fill:none;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;width:36px;height:36px}@media(max-width:560px){.nv-obalka:not(.mini){aspect-ratio:auto;grid-template-columns:1fr;gap:12px}.nv-stav{white-space:normal}.nv-thumb{display:none}}.md-body{margin-top:var(--s7);overflow-wrap:break-word}.md-body h2{margin:var(--s7) 0 var(--s4);font-size:clamp(20px,2.6vw,26px)}.md-body h2:first-child{margin-top:0}.md-body h3{margin:var(--s6) 0 var(--s3);font-size:clamp(18px,2.2vw,21px)}.md-body h4{margin:var(--s5) 0 var(--s3);font-size:17px}.md-body h3:first-child,.md-body h4:first-child{margin-top:0}.md-body p{margin:0 0 var(--s4);max-width:70ch}.md-body a{color:var(--c-primary-d);text-underline-offset:2px;font-weight:600;text-decoration:underline}.md-body a:hover{color:var(--c-accent)}.md-body strong{font-weight:700}.md-body ul{margin:0 0 var(--s4);max-width:70ch;padding-left:1.2em;list-style:outside}.md-body li{margin-bottom:7px}.md-body ol{margin:0 0 var(--s4);max-width:70ch;padding-left:1.6em;list-style:decimal}.md-body ol>li::marker{color:var(--c-primary-d);font-weight:700}.md-body .md-table{margin:0 0 var(--s4);-webkit-overflow-scrolling:touch;border:1px solid var(--c-line);border-radius:var(--r);background:var(--c-surface);max-width:70ch;overflow-x:auto}.md-body .md-table table{border-collapse:collapse;width:100%;font-size:.94em}.md-body .md-table th,.md-body .md-table td{padding:var(--s2) var(--s3);text-align:left;vertical-align:top;border-bottom:1px solid var(--c-line)}.md-body .md-table th{background:var(--c-primary-bg);color:var(--c-ink);font-weight:700}.md-body .md-table tbody tr:last-child td{border-bottom:0}.md-body blockquote{margin:0 0 var(--s4);padding:var(--s3) var(--s5);background:var(--c-primary-bg);border:1px solid var(--c-line);border-radius:var(--r);color:var(--c-ink);max-width:70ch}.md-body blockquote p{margin:0}.md-body .artimg{margin:var(--s5) 0;border-radius:var(--r-lg);box-shadow:var(--sh);background:var(--c-bg);max-width:70ch;overflow:hidden}.md-body .artimg img{width:100%;height:auto;display:block}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-backdrop-blur{syntax:"*";inherits:false}@property --tw-backdrop-brightness{syntax:"*";inherits:false}@property --tw-backdrop-contrast{syntax:"*";inherits:false}@property --tw-backdrop-grayscale{syntax:"*";inherits:false}@property --tw-backdrop-hue-rotate{syntax:"*";inherits:false}@property --tw-backdrop-invert{syntax:"*";inherits:false}@property --tw-backdrop-opacity{syntax:"*";inherits:false}@property --tw-backdrop-saturate{syntax:"*";inherits:false}@property --tw-backdrop-sepia{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}