/*
Theme Name: Nano Network Journal
Theme URI: https://setevoe-oborudovanie.ru/
Author: Setevoe-oborudovanie.ru
Description: Square industrial editorial theme for a network equipment knowledge base.
Version: 1.0.0
Requires at least: 6.4
Requires PHP: 8.0
Text Domain: nano-network
*/
:root{--aifs-primary:#14213d;--aifs-accent:#f59e0b;--aifs-surface:#f3f6fa;--aifs-ink:#111827;--aifs-muted:#657084;--aifs-line:#dfe5ee;--aifs-radius:18px;--aifs-shadow:0 18px 55px rgba(12,24,45,.12)}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:#fff;color:var(--aifs-ink);font-family:Inter,Manrope,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.6}
a{color:var(--aifs-primary);text-decoration:none;transition:color .18s ease}
a:hover{color:var(--aifs-accent)}
img{max-width:100%;height:auto}
.container{width:min(1220px,calc(100% - 40px));margin-inline:auto}
.skip-link{position:fixed;left:14px;top:-80px;z-index:9999;padding:10px 16px;background:#fff;color:#111;box-shadow:var(--aifs-shadow)}
.skip-link:focus{top:14px}
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--aifs-line)}
.admin-bar .site-header{top:32px}
.masthead{display:flex;min-height:82px;align-items:center;justify-content:space-between;gap:26px}
.brand{display:flex;align-items:center;gap:13px;min-width:0;color:var(--aifs-ink)}
.brand-mark{display:grid;place-items:center;flex:0 0 48px;width:48px;height:48px}
.brand-mark img{display:block;width:48px;height:48px}
.brand-text{min-width:0}
.brand-text strong{display:block;font-size:20px;line-height:1.1}
.brand-text small{display:block;max-width:620px;margin-top:4px;overflow:hidden;color:var(--aifs-muted);font-size:12px;text-overflow:ellipsis;white-space:nowrap}
.header-action{display:inline-flex;align-items:center;gap:10px;padding:10px 15px;border:1px solid var(--aifs-line);border-radius:999px;font-size:13px;font-weight:750}
.header-action span,.all-link span{color:var(--aifs-accent);font-size:18px}
.nav-strip{background:var(--aifs-primary);box-shadow:inset 0 -1px rgba(255,255,255,.1)}
.nav-row{display:flex;align-items:center;min-height:52px}
.primary-nav{width:100%;overflow-x:auto;scrollbar-width:none}
.primary-nav::-webkit-scrollbar{display:none}
.primary-menu{display:flex;align-items:stretch;gap:0;width:max-content;min-width:100%;margin:0;padding:0;list-style:none}
.primary-menu li{display:flex}
.primary-menu a{display:flex;align-items:center;padding:15px 19px;border-right:1px solid rgba(255,255,255,.09);color:#fff;font-size:13px;font-weight:750;line-height:1.35;white-space:nowrap}
.primary-menu li:first-child a{padding-left:0;padding-right:24px}
.primary-menu a:hover,.primary-menu .current-menu-item>a{color:#fff;background:color-mix(in srgb,var(--aifs-accent) 72%,transparent)}
.menu-toggle{display:none;border:0;border-radius:10px;background:var(--aifs-primary);color:#fff;font-size:21px;padding:8px 12px}
.editorial-intro{padding:38px 0 34px;background:linear-gradient(110deg,color-mix(in srgb,var(--aifs-surface) 78%,#fff),#fff);border-bottom:1px solid var(--aifs-line)}
.intro-grid{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);align-items:end;gap:60px}
.section-kicker{display:block;margin-bottom:8px;color:var(--aifs-accent);font-size:11px;font-weight:850;letter-spacing:.14em;text-transform:uppercase}
.editorial-intro h1{max-width:850px;margin:0;font-size:clamp(34px,5vw,64px);line-height:1.03;letter-spacing:-.045em}
.editorial-intro p{margin:0;padding-left:22px;border-left:3px solid var(--aifs-accent);color:var(--aifs-muted);font-size:17px;line-height:1.7}
.lead-zone{padding:30px 0}
.lead-layout{display:grid;grid-template-columns:minmax(0,1.55fr) minmax(330px,.75fr);gap:18px}
.lead-story{position:relative;min-height:530px;overflow:hidden;border-radius:var(--aifs-radius);background:linear-gradient(145deg,var(--aifs-primary),#071728)}
.lead-media{position:absolute;inset:0;display:block}
.lead-media:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 22%,rgba(3,10,20,.9) 100%)}
.lead-media img{width:100%;height:100%;object-fit:cover}
.lead-overlay{position:absolute;z-index:2;right:0;bottom:0;left:0;padding:38px;color:#fff}
.story-label{display:inline-flex;margin-bottom:10px;color:var(--aifs-accent);font-size:11px;font-weight:850;letter-spacing:.1em;text-transform:uppercase}
.lead-overlay h2{max-width:850px;margin:0;font-size:clamp(30px,4vw,52px);line-height:1.04;letter-spacing:-.035em}
.lead-overlay h2 a{color:#fff}
.lead-overlay p{max-width:760px;margin:14px 0 0;color:rgba(255,255,255,.78)}
.lead-rail{display:grid;grid-template-rows:repeat(4,1fr);gap:12px}
.rail-story{display:grid;grid-template-columns:132px 1fr;gap:15px;min-height:120px;padding:10px;border:1px solid var(--aifs-line);border-radius:14px;background:#fff}
.rail-media{display:block;min-height:100px;overflow:hidden;border-radius:9px;background:linear-gradient(135deg,var(--aifs-primary),var(--aifs-accent))}
.rail-media img{width:100%;height:100%;object-fit:cover}
.rail-story .story-label{margin:2px 0 5px}
.rail-story h3{margin:0;font-size:15px;line-height:1.25}
.rail-story h3 a{color:var(--aifs-ink)}
.rail-story time,.stream-card time{color:var(--aifs-muted);font-size:11px}
.topic-ribbon{border-block:1px solid var(--aifs-line);background:#fff}
.topic-ribbon-inner{display:flex;align-items:center;gap:9px;min-height:66px;overflow-x:auto;scrollbar-width:none}
.topic-ribbon-inner strong{margin-right:4px;font-size:12px}
.topic-ribbon-inner a{display:inline-flex;align-items:center;gap:8px;padding:8px 12px;border-radius:999px;background:var(--aifs-surface);font-size:12px;font-weight:700;white-space:nowrap}
.topic-ribbon-inner a span{display:grid;place-items:center;min-width:23px;height:23px;border-radius:50%;background:#fff;color:var(--aifs-muted);font-size:10px}
.section{padding:68px 0}
.section-soft{background:var(--aifs-surface)}
.content-dashboard{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:42px;align-items:start}
.section-title-row{display:flex;align-items:end;justify-content:space-between;gap:28px;margin-bottom:27px;padding-bottom:18px;border-bottom:2px solid var(--aifs-ink)}
.section-title-row h2{margin:0;font-size:clamp(28px,4vw,42px);line-height:1.05;letter-spacing:-.035em}
.section-title-row p{max-width:720px;margin:9px 0 0;color:var(--aifs-muted)}
.all-link{display:inline-flex;align-items:center;gap:8px;flex:0 0 auto;font-size:13px;font-weight:800}
.news-list{display:grid;gap:0}
.news-row{display:grid;grid-template-columns:210px 1fr;gap:23px;padding:21px 0;border-bottom:1px solid var(--aifs-line)}
.news-row:first-child{padding-top:0}
.news-thumb{display:block;aspect-ratio:16/10;overflow:hidden;border-radius:12px;background:linear-gradient(135deg,var(--aifs-primary),var(--aifs-accent))}
.news-thumb img{width:100%;height:100%;object-fit:cover}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;color:var(--aifs-muted);font-size:11px}
.badge{color:var(--aifs-accent);font-weight:850;letter-spacing:.06em;text-transform:uppercase}
.news-row h3{margin:8px 0 7px;font-size:22px;line-height:1.19}
.news-row h3 a{color:var(--aifs-ink)}
.news-row p{margin:0;color:var(--aifs-muted);font-size:14px}
.home-sidebar{display:grid;gap:20px}
.sidebar-panel{padding:25px;border:1px solid var(--aifs-line);border-radius:var(--aifs-radius);background:#fff}
.sidebar-panel h2{margin:0 0 18px;font-size:27px}
.sidebar-accent{background:var(--aifs-primary);color:#fff;border:0}
.category-directory{margin:0;padding:0;list-style:none}
.category-directory li+li{border-top:1px solid rgba(255,255,255,.14)}
.category-directory a{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:13px 0;color:#fff;font-weight:700}
.category-directory b{display:grid;place-items:center;min-width:30px;height:30px;border-radius:50%;background:rgba(255,255,255,.11);font-size:11px}
.popular-list{margin:0;padding:0;list-style:none;counter-reset:popular}
.popular-list li{display:grid;grid-template-columns:32px 1fr;gap:10px;padding:13px 0;border-top:1px solid var(--aifs-line);counter-increment:popular}
.popular-list li:before{content:counter(popular,decimal-leading-zero);color:var(--aifs-accent);font-size:12px;font-weight:850}
.popular-list a{color:var(--aifs-ink);font-size:14px;font-weight:700;line-height:1.35}
.stream-grid{display:grid;grid-template-columns:1.35fr 1fr 1fr;gap:20px}
.stream-card{overflow:hidden;border:1px solid var(--aifs-line);border-radius:var(--aifs-radius);background:#fff}
.stream-media{display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--aifs-primary),var(--aifs-accent))}
.stream-media img{width:100%;height:100%;object-fit:cover}
.stream-body{padding:20px}
.stream-body h3{margin:8px 0;font-size:20px;line-height:1.2}
.stream-body h3 a{color:var(--aifs-ink)}
.stream-body p{margin:0;color:var(--aifs-muted);font-size:14px}
.empty-category{display:flex;justify-content:space-between;padding:28px;border:1px dashed var(--aifs-line);border-radius:var(--aifs-radius);font-weight:750}
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.post-card{overflow:hidden;border:1px solid var(--aifs-line);border-radius:var(--aifs-radius);background:#fff}
.post-card-media{display:block;aspect-ratio:16/9;overflow:hidden;background:linear-gradient(135deg,var(--aifs-primary),var(--aifs-accent))}
.post-card-media img{width:100%;height:100%;object-fit:cover}
.post-card-body{padding:21px}
.post-card h3{margin:10px 0 8px;font-size:21px;line-height:1.22}
.post-card h3 a{color:var(--aifs-ink)}
.post-card p{margin:0;color:var(--aifs-muted);font-size:14px}
.content-wrap{display:grid;grid-template-columns:minmax(0,780px) 300px;gap:55px;padding:62px 0}
.article-header h1{margin:14px 0 20px;font-size:clamp(34px,5vw,58px);line-height:1.06;letter-spacing:-.04em}
.article-lead{font-size:20px;color:var(--aifs-muted)}
.featured-image{margin:30px 0;border-radius:var(--aifs-radius);overflow:hidden}
.entry-content{font-family:Georgia,"Times New Roman",serif;font-size:18px;line-height:1.82}
.entry-content h2,.entry-content h3{font-family:Inter,Manrope,sans-serif;line-height:1.2}
.entry-content h2{margin-top:44px;font-size:31px}
.entry-content a{text-decoration:underline;text-decoration-color:color-mix(in srgb,var(--aifs-accent) 55%,transparent);text-underline-offset:3px}
.entry-content blockquote{margin:30px 0;padding:20px 26px;border-left:4px solid var(--aifs-accent);background:var(--aifs-surface)}
.aifs-related-links{margin-top:42px;padding:24px 28px;border:1px solid var(--aifs-line);border-left:4px solid var(--aifs-accent);border-radius:var(--aifs-radius);background:var(--aifs-surface)}
.aifs-related-links h2{margin:0 0 14px;font-size:25px}.aifs-related-links ul{margin:0;padding-left:20px}.aifs-related-links li+li{margin-top:9px}.aifs-related-links a{font-family:Inter,Manrope,sans-serif;font-weight:750}
.sidebar-box{position:sticky;top:158px;padding:23px;border-radius:var(--aifs-radius);background:var(--aifs-surface)}
.sidebar-box h3{margin-top:0}
.sidebar-box ul{margin:0;padding:0;list-style:none}
.sidebar-box li+li{border-top:1px solid var(--aifs-line)}
.sidebar-box li a{display:block;padding:10px 0;font-weight:700}
.related-block{margin-top:48px;padding-top:28px;border-top:2px solid var(--aifs-ink)}
.related-block h2{font-size:29px}
.related-list{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}
.related-list a{padding:16px;border:1px solid var(--aifs-line);border-radius:12px;font-weight:700}
.page-header{padding:54px 0;background:var(--aifs-surface);border-bottom:1px solid var(--aifs-line)}
.page-header h1{margin:0;font-size:clamp(34px,5vw,52px);letter-spacing:-.04em}
.pagination{margin-top:34px}
.site-footer{padding:50px 0 25px;background:#0b1526;color:#bec8d7}
.footer-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:45px;align-items:start}
.site-footer .brand{color:#fff}
.footer-categories{display:flex;flex-wrap:wrap;gap:9px;justify-content:flex-end}
.footer-categories a{padding:8px 11px;border:1px solid rgba(255,255,255,.13);border-radius:999px;color:#fff;font-size:12px}
.footer-bottom{margin-top:35px;padding-top:20px;border-top:1px solid rgba(255,255,255,.1);font-size:12px;color:#8290a5}
@media(max-width:980px){
  .lead-layout,.content-dashboard,.content-wrap{grid-template-columns:1fr}
  .lead-rail{grid-template-columns:repeat(2,1fr);grid-template-rows:none}
  .stream-grid{grid-template-columns:1fr 1fr}
  .stream-card:first-child{grid-column:span 2}
  .home-sidebar{grid-template-columns:1fr 1fr}
  .sidebar-box{position:static}
}
@media(max-width:782px){.admin-bar .site-header{top:46px}}
@media(max-width:720px){
  .container{width:min(100% - 28px,1220px)}
  .masthead{min-height:70px}
  .brand-text small,.header-action{display:none}
  .menu-toggle{display:block}
  .nav-strip{display:none}
  .menu-open .nav-strip{display:block}
  .menu-open .primary-menu{flex-direction:column;width:100%}
  .menu-open .primary-menu a,.menu-open .primary-menu li:first-child a{width:100%;padding:13px 0;border-right:0;border-bottom:1px solid rgba(255,255,255,.1)}
  .intro-grid{grid-template-columns:1fr;gap:22px}
  .editorial-intro h1{font-size:38px}
  .editorial-intro p{font-size:15px}
  .lead-story{min-height:440px}
  .lead-overlay{padding:25px}
  .lead-rail,.home-sidebar{grid-template-columns:1fr}
  .section{padding:50px 0}
  .section-title-row{align-items:flex-start}
  .news-row{grid-template-columns:125px 1fr;gap:15px}
  .news-row p{display:none}
  .news-row h3{font-size:17px}
  .stream-grid,.card-grid{grid-template-columns:1fr}
  .stream-card:first-child{grid-column:auto}
  .footer-grid{grid-template-columns:1fr}
  .footer-categories{justify-content:flex-start}
}
@media(max-width:480px){
  .lead-story{min-height:400px}
  .lead-overlay h2{font-size:30px}
  .lead-overlay p{display:none}
  .rail-story{grid-template-columns:100px 1fr}
  .section-title-row{display:block}
  .all-link{margin-top:13px}
  .news-row{grid-template-columns:1fr}
  .news-thumb{aspect-ratio:16/8}
  .related-list{grid-template-columns:1fr}
}

/* Nano Network: precise, square and deliberately non-template-looking. */
:root{--aifs-radius:0;--nano-grid:rgba(39,224,163,.08)}
body{background-color:#f8fafb;background-image:linear-gradient(var(--nano-grid) 1px,transparent 1px),linear-gradient(90deg,var(--nano-grid) 1px,transparent 1px);background-size:40px 40px}
body:before{content:"";position:fixed;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(248,250,251,.97),rgba(248,250,251,.9) 50%,rgba(248,250,251,.97))}
button,input,select,textarea,.header-action,.menu-toggle,.lead-story,.rail-story,.rail-media,.topic-ribbon-inner a,.topic-ribbon-inner a span,.news-thumb,.sidebar-panel,.category-directory b,.stream-card,.stream-media,.empty-category,.post-card,.post-card-media,.featured-image,.aifs-related-links,.sidebar-box,.related-list a,.footer-categories a{border-radius:0!important}
.site-header{border-top:4px solid var(--aifs-accent);box-shadow:none}
.masthead{min-height:76px}
.brand-mark{border:1px solid var(--aifs-line);background:var(--aifs-primary)}
.brand-text strong{letter-spacing:-.025em;text-transform:uppercase}
.header-action{border-color:var(--aifs-ink);background:transparent;text-transform:uppercase;letter-spacing:.08em}
.nav-strip{box-shadow:none}
.primary-menu a{text-transform:uppercase;letter-spacing:.055em;font-size:11px}
.editorial-intro{position:relative;overflow:hidden;padding:54px 0 48px;background:var(--aifs-primary);color:#fff;border-bottom:0}
.editorial-intro:after{content:"01 / KNOWLEDGE BASE";position:absolute;right:4vw;bottom:-22px;color:rgba(255,255,255,.06);font:800 68px/1 ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:-.06em;white-space:nowrap}
.editorial-intro h1{font-family:var(--aifs-font-body);font-weight:850;text-transform:uppercase;letter-spacing:-.055em}
.editorial-intro p{position:relative;z-index:1;color:#c9d5df}
.section-kicker{font-family:ui-monospace,SFMono-Regular,Consolas,monospace}
.lead-story{border:1px solid #20374d}
.lead-story:before,.rail-media:before,.news-thumb:before,.stream-media:before,.post-card-media:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0 46%,rgba(39,224,163,.18) 46% 47%,transparent 47% 100%),linear-gradient(45deg,transparent 0 66%,rgba(255,255,255,.08) 66% 67%,transparent 67%);pointer-events:none}
.rail-media,.news-thumb,.stream-media,.post-card-media{position:relative}
.lead-overlay h2{font-weight:850}
.rail-story{border-left:3px solid var(--aifs-accent)}
.topic-ribbon{background:#fff}
.topic-ribbon-inner a{border:1px solid var(--aifs-line);background:#fff;text-transform:uppercase;letter-spacing:.04em}
.topic-ribbon-inner a:hover{border-color:var(--aifs-accent);background:var(--aifs-primary);color:#fff}
.section-title-row{border-bottom-color:var(--aifs-primary)}
.section-title-row h2,.sidebar-panel h2{font-weight:850;text-transform:uppercase}
.news-row{background:rgba(255,255,255,.74)}
.news-row:hover{background:#fff}
.sidebar-panel,.stream-card,.post-card{box-shadow:none}
.sidebar-accent{border-left:5px solid var(--aifs-accent)}
.category-directory b{border:1px solid rgba(255,255,255,.28)}
.stream-card{border-top:3px solid var(--aifs-primary)}
.stream-card:hover{border-top-color:var(--aifs-accent)}
.page-header{background:var(--aifs-primary);color:#fff}
.page-header h1{font-weight:850;text-transform:uppercase}
.article-header h1{font-weight:850}
.entry-content{font-family:var(--aifs-font-body);font-size:17px}
.entry-content h2,.entry-content h3{font-weight:850}
.entry-content table{width:100%;margin:28px 0;border-collapse:collapse;font-size:15px}
.entry-content th,.entry-content td{padding:12px 14px;border:1px solid var(--aifs-line);text-align:left;vertical-align:top}
.entry-content th{background:var(--aifs-primary);color:#fff;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;text-transform:uppercase;letter-spacing:.04em}
.entry-content ul,.entry-content ol{padding-left:24px}
.entry-content li+li{margin-top:8px}
.entry-content .note{margin:26px 0;padding:18px 20px;border-left:5px solid var(--aifs-accent);background:var(--aifs-surface)}
.article-toc{margin:28px 0;padding:22px 24px;border:1px solid var(--aifs-line);border-left:5px solid var(--aifs-accent);background:#fff}
.article-toc strong{display:block;margin-bottom:10px;font-family:ui-monospace,SFMono-Regular,Consolas,monospace;text-transform:uppercase;letter-spacing:.06em}
.article-toc ol{margin:0;padding-left:20px}.article-toc a{text-decoration:none}.article-toc li+li{margin-top:6px}
.site-footer{border-top:4px solid var(--aifs-accent)}
@media(max-width:720px){.editorial-intro:after{font-size:42px}.editorial-intro{padding-block:38px}.brand-text strong{font-size:16px}}