.marochnik-page-head{max-width:var(--container);justify-content:space-between;align-items:baseline;gap:24px;margin:0 auto;padding:24px 24px 12px;display:flex}.marochnik-page-head h1{font-family:var(--font-display);letter-spacing:-.02em;margin:0;font-size:36px;font-weight:500;line-height:1.05}.marochnik-page-head h1 em{color:var(--brand);font-style:italic}.marochnik-page-head-meta{font-family:var(--font-mono);letter-spacing:var(--track-eyebrow);text-transform:uppercase;color:var(--ink-mute);font-size:11px}@media not all and (min-width:40rem){.marochnik-page-head{align-items:center;gap:14px;min-height:108px;padding:20px 20px 10px}.marochnik-page-head h1{font-size:30px}.marochnik-page-head-meta{text-align:right;letter-spacing:.05em;overflow-wrap:anywhere;text-wrap:balance;flex:0 auto;min-width:0;max-width:44%;font-size:9.5px;line-height:1.5}}.marochnik-page{width:100%;max-width:var(--container);align-self:center;margin:0 auto 48px;padding:0 24px}@media not all and (min-width:30rem){.marochnik-page{padding:0 12px}}.marochnik-grid{--mk-head-h:54px;grid-template-columns:var(--hub-left-w) 1fr;background:var(--surface-2);border:1px solid var(--line-strong);border-radius:var(--r-card);box-shadow:var(--shadow-panel);grid-template-rows:670px;gap:10px;padding:10px;scroll-margin-top:128px;display:grid}@media not all and (min-width:40rem){.marochnik-grid{scroll-margin-top:100px}}.marochnik-grid:has(.main-pane.is-grade){grid-template-rows:auto}[data-group-accent=copper]{--brand:var(--copper);--brand-hot:var(--copper-ink);--brand-glow:var(--copper-glow);--brand-rgb:var(--copper-rgb);--brand-from:var(--copper);--brand-via:var(--copper-ink);--brand-deep:var(--copper-deep);--grad-brand:var(--grad-copper)}.main-pane .gd-dots{right:calc((100vw - min(var(--container), 100vw)) / 2 + 42px)}.main-pane .cs-hero-meta .m>*{overflow-wrap:break-word;min-width:0;max-width:100%;display:block}.main-pane .srv-name{overflow-wrap:anywhere}.marochnik-pane{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-card);min-width:0;min-height:0;box-shadow:var(--shadow-soft);flex-direction:column;display:flex}.marochnik-pane.main-pane{overflow-y:auto}.marochnik-pane-head{height:var(--mk-head-h,54px);border-bottom:1px solid var(--line);flex:none;justify-content:space-between;align-items:center;gap:12px;padding:0 20px;display:flex}.marochnik-pane-title{font-family:var(--font-mono);letter-spacing:var(--track-kicker);text-transform:uppercase;color:var(--ink-mute);margin:0;font-size:11px}.sidebar-search{border-bottom:1px solid var(--line);padding:12px 16px;position:relative}.sidebar-search input{width:100%;font-family:var(--font-sans);color:var(--foreground);background:var(--background);border:1px solid var(--line);border-radius:var(--r-control);outline:none;padding:9px 12px 9px 34px;font-size:13px;transition:border-color .2s,box-shadow .2s}.sidebar-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px var(--brand-glow)}@media (pointer:coarse){.sidebar-search input{font-size:16px}}.sidebar-search-icon{width:14px;height:14px;stroke:var(--ink-mute);stroke-width:2px;fill:none;position:absolute;top:50%;left:26px;transform:translateY(-50%)}.tree{flex:1;max-height:680px;margin:0;padding:8px;list-style:none;overflow-y:auto}.tree-node{margin:0;padding:0;list-style:none}.tree-label{flex:1;min-width:0;line-height:1.3}.tree-material>.tree-leaf{border-radius:var(--r-control);width:100%;color:var(--ink-soft);font-family:var(--font-sans);text-align:left;cursor:pointer;background:0 0;border:1px solid #0000;justify-content:space-between;align-items:center;gap:8px;padding:8px 12px;font-size:13px;font-weight:500;text-decoration:none;transition:color .2s,background .2s,border-color .2s,box-shadow .2s;display:flex}.tree-material>.tree-leaf:hover{color:var(--foreground);background:var(--surface-2)}.tree-material.is-current>.tree-leaf{color:var(--foreground);background:var(--surface-2);border-color:var(--brand);box-shadow:0 0 16px -4px var(--brand-glow)}.main-pane{max-height:1400px;padding:20px 24px 24px;overflow-y:auto}.main-pane.is-grade{max-height:none;padding:0;overflow:visible}.main-topbar{height:var(--mk-head-h,54px);border-bottom:1px solid var(--line);flex-wrap:nowrap;flex:none;align-items:center;gap:14px;margin:-20px -24px 18px;padding:0 24px;display:flex}.main-pane.is-grade .main-topbar{margin:0 0 18px}.back-btn{font-family:var(--font-mono);letter-spacing:var(--track-eyebrow);text-transform:uppercase;color:var(--foreground);align-items:center;gap:8px;padding:7px 14px;font-size:10.5px;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.back-btn{color:color-mix(in oklab, var(--foreground) 72%, transparent)}}.back-btn{border:1px solid var(--line-strong);border-radius:var(--r-pill);cursor:pointer;background:0 0;text-decoration:none;transition:color .2s,border-color .2s,background .2s}.back-btn:hover{color:var(--foreground);border-color:var(--brand)}@supports (color:color-mix(in lab, red, red)){.back-btn:hover{border-color:color-mix(in oklab, var(--brand) 45%, var(--line-strong))}}.back-btn:hover{background:var(--brand)}@supports (color:color-mix(in lab, red, red)){.back-btn:hover{background:color-mix(in oklab, var(--brand) 5%, transparent)}}.back-btn svg{width:12px;height:12px}.topbar-crumbs{font-family:var(--font-mono);letter-spacing:.12em;text-transform:uppercase;color:var(--ink-mute);white-space:nowrap;scrollbar-width:none;flex-wrap:nowrap;align-items:center;gap:6px;min-width:0;margin:-4px;padding:4px;font-size:10.5px;display:flex;overflow-x:auto}.topbar-crumbs::-webkit-scrollbar{display:none}.topbar-crumbs a{white-space:nowrap;color:var(--ink-mute);text-decoration:none;transition:color .2s}.topbar-crumbs a:hover{color:var(--brand)}.topbar-crumbs .sep{opacity:.5}.topbar-crumbs .current{color:var(--foreground)}.welcome{text-align:center;padding:80px 24px}.welcome-icon{border-radius:var(--r-card);background:var(--surface-2);border:1px solid var(--line);justify-content:center;align-items:center;width:80px;height:80px;margin:0 auto 20px;display:flex}.welcome-icon svg{width:36px;height:36px;color:var(--brand)}.welcome-title{font-family:var(--font-display);letter-spacing:-.01em;color:var(--foreground);margin:0 0 10px;font-size:32px;font-style:italic;font-weight:500}.welcome-lead{color:var(--ink-soft);max-width:460px;margin:0 auto;font-size:14px}.welcome-stats{margin-top:32px;grid-template-columns:repeat(3,1fr);gap:16px;max-width:460px;margin-inline:auto;display:grid}.welcome-stat-num{font-family:var(--font-display);color:var(--brand);font-size:30px;font-style:italic;font-weight:600;line-height:1}.welcome-stat-label{font-family:var(--font-mono);letter-spacing:var(--track-eyebrow);text-transform:uppercase;color:var(--ink-mute);margin-top:6px;font-size:9.5px}.tiles-head{margin-bottom:20px}.tiles-eyebrow{font-family:var(--font-mono);letter-spacing:var(--track-kicker);text-transform:uppercase;color:var(--brand);align-items:center;gap:10px;margin-bottom:6px;font-size:10px;display:inline-flex}.tiles-eyebrow:before{content:"";background:var(--brand);width:22px;height:1px}.tiles-title{font-family:var(--font-display);letter-spacing:-.01em;margin:0 0 6px;font-size:32px;font-weight:500;line-height:1.1}.tiles-sub{color:var(--ink-soft);max-width:60ch;margin:0;font-size:14px}.tiles-grid{flex-wrap:wrap;gap:8px;display:flex}.grade-tile{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-control);cursor:pointer;color:var(--foreground);align-items:center;padding:10px 16px;text-decoration:none;transition:border-color .15s,color .15s,background .15s;display:inline-flex}.grade-tile:hover{border-color:var(--brand);color:var(--brand);background:var(--surface)}.grade-tile-name{font-family:var(--font-mono);letter-spacing:-.01em;color:inherit;white-space:nowrap;font-size:14.5px;font-weight:600;line-height:1.2}.grade-tile-meta,.grade-tile-arrow{display:none}.grade-stub{text-align:center;min-height:100vh;padding:60px 24px}.grade-stub-eyebrow{font-family:var(--font-mono);letter-spacing:var(--track-kicker);text-transform:uppercase;color:var(--ink-mute);margin-bottom:12px;font-size:10px}.grade-stub-title{font-family:var(--font-display);letter-spacing:-.02em;color:var(--foreground);margin:0 0 10px;font-size:36px;font-weight:500}.grade-stub-title em{color:var(--brand);font-style:italic}.grade-stub-lead{color:var(--ink-soft);max-width:460px;margin:0 auto 22px;font-size:14px;line-height:1.55}.mobile-accordion{padding:6px 4px 14px;display:none}.acc-node{border-bottom:1px solid var(--line)}.acc-node:last-child{border-bottom:0}.acc-head{cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);color:var(--ink-soft);background:0 0;border:0;align-items:center;gap:10px;padding:13px 6px;font-size:14.5px;transition:color .15s;display:flex}.acc-head:hover{color:var(--foreground)}.acc-tx{flex-direction:column;flex:1;align-items:flex-start;gap:8px;min-width:0;display:flex}.acc-name{overflow-wrap:anywhere;min-width:0;line-height:1.3}.acc-node.is-open>.acc-head{color:var(--foreground);font-weight:600}.acc-head.is-leaf{font-weight:500}.acc-gost{max-width:100%;font-family:var(--font-mono);letter-spacing:.02em;color:var(--ink-soft);border:1px solid var(--line-strong);border-radius:var(--r-pill);white-space:nowrap;text-overflow:ellipsis;align-self:flex-start;padding:2px 7px;font-size:9px;overflow:hidden}.acc-chev{text-align:center;width:16px;color:var(--ink-mute);flex:none;font-size:15px;transition:transform .2s}.acc-node.is-open>.acc-head .acc-chev{color:var(--brand);transform:rotate(90deg)}.acc-head.is-leaf .acc-chev{color:var(--brand)}.acc-children{border-left:1px dashed var(--line-strong);margin-left:8px;padding:0 0 8px 14px}.acc-grades{flex-wrap:wrap;gap:7px;padding:6px 0 10px;display:flex}.acc-grade{font-family:var(--font-mono);color:var(--foreground);background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-control);cursor:pointer;padding:7px 11px;font-size:12.5px;text-decoration:none;transition:border-color .15s,background .15s}.acc-grade:hover{border-color:var(--brand);background:var(--surface)}.acc-grade.is-active{border-color:var(--brand);background:var(--brand)}@supports (color:color-mix(in lab, red, red)){.acc-grade.is-active{background:color-mix(in srgb, var(--brand) 10%, transparent)}}.acc-grade.is-disabled{opacity:.5;cursor:default}.acc-empty{color:var(--ink-mute);padding:4px 0 10px;font-size:12px}.ms-panel{flex:1;padding:12px;display:none;overflow-y:auto}.ms-results{flex-direction:column;gap:18px;display:flex}.ms-head{font-family:var(--font-sans);letter-spacing:-.01em;color:var(--foreground);flex-wrap:wrap;align-items:baseline;gap:8px;margin:0;font-size:17px;font-weight:600;display:flex}.ms-head-count{font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase;color:var(--ink-mute);font-size:11px;font-weight:600}.ms-group{flex-direction:column;gap:9px;display:flex}.ms-group-title{font-family:var(--font-sans);letter-spacing:.06em;text-transform:uppercase;color:var(--ink-mute);align-items:center;gap:7px;margin:0;font-size:11px;font-weight:600;display:flex}.ms-count{font-family:var(--font-mono);color:var(--ink-soft);background:var(--surface-2);border:1px solid var(--line);border-radius:var(--r-pill);letter-spacing:0;padding:1px 7px;font-size:10.5px;font-weight:600}.ms-chips{flex-wrap:wrap;gap:7px;display:flex}.ms-class{font-family:var(--font-sans);flex-direction:column;align-items:flex-start;gap:3px;line-height:1.25;display:inline-flex}.ms-class-gost{font-family:var(--font-mono);letter-spacing:.02em;color:var(--ink-soft);font-size:9px}.ms-overflow{color:var(--ink-mute);margin:2px 0 0;font-size:11.5px}.back-cats{display:none}@media not all and (min-width:64rem){.marochnik-grid{grid-template-rows:auto;grid-template-columns:1fr}.marochnik-grid .main-pane{max-height:none;display:none}.marochnik-grid:has(.main-pane.is-grade) .is-sidebar{display:none}.marochnik-grid:has(.main-pane.is-grade) .main-pane{display:block}:is(.marochnik-grid:has(.mobile-accordion) .is-sidebar .v4-crwrap,.marochnik-grid:has(.mobile-accordion) .is-sidebar .v4-list){display:none}.mobile-accordion{display:block}.main-pane.is-grade .topbar-crumbs{display:none}.main-pane.is-grade .main-topbar .back-btn{flex:1;justify-content:center}.is-sidebar.is-searching{display:flex}.is-sidebar.is-searching .mobile-accordion,.is-sidebar.is-searching .v4-crwrap{display:none}.is-sidebar.is-searching .sidebar-search,.is-sidebar.is-searching .ms-panel{display:block}.marochnik-grid:not(.gosts-grid):not(:has(.mobile-accordion)):not(:has(.is-searching)):has(.main-pane.is-tiles) .is-sidebar{display:none}.marochnik-grid:not(:has(.mobile-accordion)):has(.main-pane.is-tiles) .main-pane{display:block}.back-cats{display:inline-flex}}html.is-embed .marochnik-grid{box-shadow:none;background:0 0;border:0;grid-template-rows:auto;grid-template-columns:1fr;padding:0}html.is-embed .marochnik-page{margin:0;padding:0}html.is-embed .marochnik-pane.main-pane{box-shadow:none;border:0;border-radius:0}html.is-embed .marochnik-pane.is-sidebar{display:none!important}.gost-grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr));grid-auto-rows:1fr;gap:14px;display:grid}.gost-tile{background:var(--surface);border:1px solid var(--line);border-radius:var(--r-block);color:inherit;cursor:pointer;flex-direction:column;gap:12px;padding:20px 22px 18px;text-decoration:none;transition:transform .25s,box-shadow .3s;display:flex;position:relative}.gost-tile:hover{box-shadow:0 22px 50px -28px var(--brand-glow);transform:translateY(-1px)}.gost-tile-head{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:10px;display:flex}.gost-tile-num{white-space:nowrap;font-family:var(--font-mono);letter-spacing:.02em;color:var(--foreground);font-size:15px;font-weight:500;line-height:1.3}.gost-tile-num-prefix{color:var(--brand)}.gost-tile-type{font-family:var(--font-mono);letter-spacing:var(--track-eyebrow);text-transform:uppercase;color:var(--ink-mute);border:1px solid var(--line);border-radius:var(--r-pill);white-space:nowrap;flex-shrink:0;padding:4px 9px;font-size:9px}.gost-tile-title{font-family:var(--font-display);color:var(--foreground);-webkit-line-clamp:3;-webkit-box-orient:vertical;min-height:4.05em;margin:0;font-size:15px;font-weight:600;line-height:1.35;display:-webkit-box;overflow:hidden}.gost-tile-summary{min-height:4.65em;color:var(--ink-soft);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:13px;line-height:1.55;display:-webkit-box;overflow:hidden}.gost-tile-meta{flex-wrap:wrap;gap:6px;display:flex}.gost-tile-tag{font-family:var(--font-mono);color:var(--brand);background:var(--brand)}@supports (color:color-mix(in lab, red, red)){.gost-tile-tag{background:color-mix(in oklab, var(--brand) 12%, transparent)}}.gost-tile-tag--mute{color:var(--ink-mute);background:var(--surface-2)}.gost-tile-foot{border-top:1px solid var(--line);font-family:var(--font-mono);letter-spacing:.06em;color:var(--ink-mute);justify-content:space-between;align-items:center;margin-top:auto;padding-top:12px;font-size:10.5px;display:flex}.gost-tile-arrow{color:var(--brand);font-size:14px;transition:transform .25s}.gost-tile:hover .gost-tile-arrow{transform:translate(3px)}.v4-crwrap{border-bottom:1px solid var(--line);box-sizing:border-box;min-height:74px;padding:10px 12px}.v4-crumbs{width:100%;font-family:var(--font-mono);flex-wrap:nowrap;align-items:flex-start;column-gap:3px;font-size:11px;line-height:1;display:flex}.v4-up{flex:none}.v4-trail{flex-wrap:wrap;flex:auto;align-content:flex-start;align-items:center;gap:6px 7px;min-width:0;display:flex}.v4-trail>*{flex:none}.v4-cr{border-radius:var(--r-control);height:24px;color:var(--ink-mute);cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #0000;align-items:center;padding:0 7px;transition:color .14s,background .14s,border-color .14s;display:inline-flex}.v4-cr:hover{color:var(--foreground);background:var(--surface-2)}.v4-cr.is-here{color:var(--foreground);border-color:var(--line-strong);cursor:default}.v4-cr.is-here:hover{background:0 0}.v4-cr-root{color:var(--brand);font-weight:600}.v4-up{height:24px;color:var(--ink-soft);background:var(--surface-2);border-color:var(--line);margin-right:2px;padding:0 8px;font-size:15px}.v4-up:hover{color:var(--foreground);background:var(--surface-2);border-color:var(--brand)}.v4-up.is-placeholder{visibility:hidden;pointer-events:none}.v4-sep{min-width:11px;height:24px;color:var(--line-strong);-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;font-size:11px;display:inline-flex}.v4-list{flex:1;padding:8px 8px 12px;overflow-y:auto}.v4-list:focus{outline:none}.v4-item{border-radius:var(--r-block);cursor:pointer;text-align:left;width:100%;font-family:var(--font-sans);color:var(--ink-soft);background:0 0;border:1px solid #0000;align-items:center;gap:10px;margin-bottom:4px;padding:11px 12px;font-size:13.5px;text-decoration:none;transition:color .14s,background .14s,border-color .14s;display:flex}.v4-item:hover{background:var(--surface-2);color:var(--foreground)}.v4-item.is-active{background:var(--surface-2);color:var(--foreground);border-color:var(--brand);box-shadow:0 0 14px -4px var(--brand-glow)}.v4-item .v4-tx{flex-direction:column;flex:1;gap:7px;min-width:0;display:flex}.v4-item .v4-name{line-height:1.3}.v4-item .v4-gost{max-width:100%;font-family:var(--font-mono);letter-spacing:.02em;color:var(--ink-soft);border:1px solid var(--line-strong);border-radius:var(--r-pill);white-space:nowrap;text-overflow:ellipsis;background:0 0;align-self:flex-start;margin-top:1px;padding:2px 8px;font-size:9.5px;transition:color .14s,border-color .14s;overflow:hidden}.v4-item:hover .v4-gost{border-color:var(--ink-mute)}.v4-item.v4-branch .v4-name{font-weight:600}.v4-arrow{text-align:center;width:14px;color:var(--ink-mute);flex:none;font-size:14px;line-height:1}.v4-item.v4-leaf .v4-arrow{color:var(--brand)}.mt-empty{color:var(--ink-mute);text-align:center;padding:18px;font-size:12px}.marochnik-group-tabs{gap:6px;padding:12px 14px 0;display:flex}.marochnik-group-tab{font-family:var(--font-mono);letter-spacing:.03em;text-transform:uppercase;text-align:center;color:var(--ink-soft);background:var(--surface);border:1px solid var(--line);border-radius:var(--r-control);cursor:pointer;flex:1;padding:8px 6px;font-size:11px;transition:color .2s,border-color .2s,background .2s}.marochnik-group-tab:hover{color:var(--foreground);border-color:var(--line-strong)}.marochnik-group-tab.is-active{color:var(--foreground);border-color:var(--brand);background:var(--brand)}@supports (color:color-mix(in lab, red, red)){.marochnik-group-tab.is-active{background:color-mix(in srgb, var(--brand) 10%, transparent)}}@media not all and (min-width:64rem){.gosts-grid:has(.main-pane.is-tiles) .is-sidebar{display:flex}.gosts-grid:has(.main-pane.is-tiles) .is-sidebar :is(.marochnik-pane-head,.marochnik-group-tabs,.tree){display:none}.gosts-grid:has(.main-pane.is-tiles) .sidebar-search{border-bottom:0}}@media not all and (min-width:40rem){.gosts-grid .main-pane.is-tiles{padding-inline:16px}.gosts-grid .main-pane.is-tiles .main-topbar{margin-inline:-16px;padding-inline:16px}.gost-tile{padding:18px}}@media (min-width:64rem){.marochnik-page .marochnik-grid:has(.main-pane.is-grade)>.is-sidebar{align-self:start;height:min(670px,100dvh - 148px);position:sticky;top:128px}}