/* Sekce článků (weby Aleš a Keystone). Vychází ze schválené ukázky clanky-ukazka-v1. */
:root{
  --black:#0C1212; --dgray:#365F79; --gray:#557791; --lgray:#E1EAF0; --orange:#EB602D; --green:#10B981;
  --bg:#FFFFFF; --bg2:#F5F8FA; --card:#FFFFFF; --border:#E1EAF0; --text:#0C1212; --sub:#557791; --muted:#7A93A6;
  --acc:var(--orange); --acc-soft:rgba(235,96,45,.10); --acc-line:rgba(235,96,45,.25);
}
html.dark{ --bg:#0C1212; --bg2:#111A1F; --card:#151D22; --border:#23323C; --text:#E9F0F4; --sub:#9DB4C4; --muted:#7F97A8; }
.acc-green{ --acc:var(--green); --acc-soft:rgba(16,185,129,.10); --acc-line:rgba(16,185,129,.25); }
.acc-orange{ --acc:var(--orange); --acc-soft:rgba(235,96,45,.10); --acc-line:rgba(235,96,45,.25); }
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:'Funnel Sans',system-ui,sans-serif;font-size:18px;line-height:1.7;
  -webkit-font-smoothing:antialiased;transition:background-color .3s,color .3s}
h1,h2,h3,h4,.display{font-family:'Funnel Display',system-ui,sans-serif;letter-spacing:-.01em;line-height:1.2}
a{color:inherit}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
/* hlavička */
.hdr{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--border)}
.hdr .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo-ks{width:210px;color:var(--dgray)} html.dark .logo-ks{color:#9DB4C4}
.logo-ks svg{width:100%;height:auto;display:block}
.logo-ah{font-family:'Funnel Display',sans-serif;font-weight:700;font-size:22px;text-decoration:none;display:flex;align-items:center;gap:10px}
.logo-ah .dots{display:inline-flex;gap:4px}.logo-ah .dots i{width:8px;height:8px;border-radius:50%;display:block}
.nav{display:flex;align-items:center;gap:22px;font-family:'Funnel Display',sans-serif;font-weight:600;font-size:15px}
.nav a{text-decoration:none;color:var(--sub)} .nav a:hover,.nav a.on{color:var(--acc)}
.ctrl{display:flex;align-items:center;gap:12px;font-family:'Funnel Display',sans-serif;font-size:14px;font-weight:700;color:var(--sub)}
.ctrl .sep{width:1px;height:16px;background:var(--border)}
.ctrl button{background:none;border:0;color:inherit;font:inherit;cursor:pointer;padding:0}
.ctrl .lang.on{color:var(--acc)}
.theme-btn{width:36px;height:36px;border-radius:50%;border:1px solid var(--border)!important;display:flex;align-items:center;justify-content:center}
.theme-btn:hover{border-color:var(--acc)!important;color:var(--acc)}
.progress{position:fixed;top:0;left:0;height:3px;background:var(--acc);width:0;z-index:60}
/* drobečky, štítky */
.crumbs{font-size:14px;color:var(--muted);margin:28px 0 18px;font-family:'Funnel Display',sans-serif}
.crumbs a{text-decoration:none;color:var(--sub)} .crumbs a:hover{color:var(--acc)}
.chip{display:inline-flex;align-items:center;gap:6px;padding:4px 12px;border-radius:999px;background:var(--acc-soft);color:var(--acc);border:1px solid var(--acc-line);
  font-family:'Funnel Display',sans-serif;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;text-decoration:none}
.tag{display:inline-block;padding:4px 12px;border-radius:999px;border:1px solid var(--border);color:var(--sub);font-size:14px;text-decoration:none;font-family:'Funnel Display',sans-serif}
.tag:hover{border-color:var(--acc);color:var(--acc)}
/* hlavička článku */
.art-head{max-width:820px}
.art-head h1{font-size:clamp(32px,5vw,52px);margin:14px 0 18px;font-weight:700}
.perex{font-size:clamp(19px,2.2vw,22px);color:var(--sub);line-height:1.55;margin:0 0 26px;font-weight:500}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px 18px;font-size:15px;color:var(--muted);font-family:'Funnel Display',sans-serif}
.avatar{width:40px;height:40px;border-radius:50%;background:var(--dgray);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:15px;flex-shrink:0;font-family:'Funnel Display',sans-serif}
.meta .who{display:flex;align-items:center;gap:10px;color:var(--text);font-weight:600}
.meta .dot{width:4px;height:4px;border-radius:50%;background:var(--border)}
.versions{margin-top:16px;font-size:14px;color:var(--muted);font-family:'Funnel Display',sans-serif}
.versions a{color:var(--sub);font-weight:700;text-decoration:none;margin-left:4px}.versions a:hover{color:var(--acc)}
.versions .cur{color:var(--acc);font-weight:700;margin-left:4px}
.hero{margin:34px 0 8px}
.hero img{width:100%;border-radius:18px;display:block;aspect-ratio:16/8.5;object-fit:cover}
.figcap{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:14px;color:var(--muted);margin-top:10px;font-family:'Funnel Display',sans-serif}
.ai{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);white-space:nowrap}
.ai svg{width:14px;height:14px}
/* tělo + obsah */
.art-grid{display:grid;grid-template-columns:minmax(0,1fr) 260px;gap:64px;margin-top:40px}
.body{max-width:720px}
.body h2{font-size:30px;margin:48px 0 14px;scroll-margin-top:90px}
.body h3{font-size:22px;margin:32px 0 10px;scroll-margin-top:90px}
.body p{margin:0 0 18px}
.body ul,.body ol{margin:0 0 20px;padding-left:24px}.body li{margin:0 0 8px}
.body li::marker{color:var(--acc);font-weight:700}
.toc{position:sticky;top:96px;align-self:start;font-family:'Funnel Display',sans-serif;font-size:14px}
.toc .lbl,.lbl{font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin-bottom:12px}
.toc a{display:block;text-decoration:none;color:var(--sub);padding:6px 0 6px 14px;border-left:2px solid var(--border);line-height:1.35}
.toc a.sub{padding-left:28px;font-size:13px}
.toc a:hover{color:var(--text)} .toc a.on{color:var(--acc);border-left-color:var(--acc);font-weight:700}
.toc .side-meta{margin-top:28px;padding-top:20px;border-top:1px solid var(--border);color:var(--muted);line-height:1.6}
.toc-mobile{display:none;margin:28px 0 0;border:1px solid var(--border);border-radius:14px;padding:14px 18px;font-family:'Funnel Display',sans-serif;font-size:15px}
.toc-mobile summary{cursor:pointer;font-weight:700;color:var(--sub)}
.toc-mobile a{display:block;padding:6px 0;text-decoration:none;color:var(--sub)}
/* bloky */
.box{border-radius:16px;padding:20px 24px;margin:28px 0;border:1px solid var(--border);background:var(--bg2);font-size:17px}
.box .lbl{display:flex;align-items:center;gap:8px;margin-bottom:8px}
.box p:last-child,.box ul:last-child{margin-bottom:0}
.box.summary{border-left:4px solid var(--acc)} .box.summary .lbl{color:var(--acc)}
.box.note .lbl{color:var(--dgray)} html.dark .box.note .lbl{color:#9DB4C4}
.box.update{background:var(--acc-soft);border-color:var(--acc-line)} .box.update .lbl{color:var(--acc)}
.box.warn{background:rgba(217,48,37,.07);border-color:rgba(217,48,37,.25)} .box.warn .lbl{color:#C0392B} html.dark .box.warn .lbl{color:#F08A80}
.quote{margin:36px 0;padding:6px 0 6px 28px;border-left:3px solid var(--acc);font-family:'Funnel Display',sans-serif;font-size:25px;line-height:1.4;font-weight:500}
.quote cite{display:block;margin-top:10px;font-size:15px;font-style:normal;color:var(--muted);font-weight:600}
.tbl{margin:32px 0}
.tbl .cap{font-family:'Funnel Display',sans-serif;font-weight:700;font-size:17px;margin-bottom:10px}
.tbl .scroll{overflow-x:auto;border:1px solid var(--border);border-radius:14px}
.tbl table{width:100%;border-collapse:collapse;font-size:16px;min-width:520px}
.tbl th{text-align:left;font-family:'Funnel Display',sans-serif;font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--sub);background:var(--bg2);padding:12px 16px;border-bottom:1px solid var(--border)}
.tbl td{padding:12px 16px;border-bottom:1px solid var(--border)} .tbl tr:last-child td{border-bottom:0}
.tbl td.num{text-align:right;font-variant-numeric:tabular-nums;white-space:nowrap} .tbl th.num{text-align:right}
.tbl tr.hi td{background:var(--acc-soft);font-weight:700}
.tbl .src{font-size:13px;color:var(--muted);margin-top:8px;font-family:'Funnel Display',sans-serif}
.disc{font-size:14px;color:var(--muted);border-top:1px solid var(--border);padding-top:14px;margin:32px 0;font-style:italic}
.pdf{display:flex;align-items:center;gap:16px;padding:16px 20px;border:1px solid var(--border);border-radius:14px;text-decoration:none;margin:28px 0;background:var(--card)}
.pdf:hover{border-color:var(--acc)}
.pdf .ic{width:44px;height:44px;border-radius:10px;background:var(--acc-soft);color:var(--acc);display:flex;align-items:center;justify-content:center;font-family:'Funnel Display',sans-serif;font-weight:700;font-size:12px}
.pdf b{display:block;font-family:'Funnel Display',sans-serif} .pdf span{font-size:14px;color:var(--muted)}
/* konec článku */
.art-foot{max-width:720px;margin-top:40px}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 32px}
.vote{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:14px;padding:18px 22px;border:1px solid var(--border);border-radius:16px;margin-bottom:28px}
.vote .q{font-family:'Funnel Display',sans-serif;font-weight:700}
.vote .btns{display:flex;gap:10px}
.vote button{display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--sub);cursor:pointer;font:600 15px 'Funnel Display',sans-serif}
.vote button:hover{border-color:var(--acc);color:var(--acc)}
.vote button.on{background:var(--acc);border-color:var(--acc);color:#fff}
.vote svg{width:18px;height:18px}
.authorbox{display:flex;gap:20px;padding:24px;border-radius:18px;background:var(--bg2);border:1px solid var(--border)}
.authorbox .avatar{width:72px;height:72px;font-size:24px}
.authorbox h4{margin:0 0 2px;font-size:20px} .authorbox .role{color:var(--muted);font-size:15px;margin-bottom:10px;font-family:'Funnel Display',sans-serif}
.authorbox p{margin:0 0 12px;font-size:16px}
.authorbox .links{display:flex;gap:16px;font-size:14px;font-family:'Funnel Display',sans-serif;font-weight:700}
.authorbox .links a{text-decoration:none;color:var(--acc)}
.related{margin:72px 0 80px}
.related h2,.sec-title{font-size:28px;margin:0 0 24px}
/* karty */
.grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:28px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--border);border-radius:18px;overflow:hidden;text-decoration:none;transition:transform .2s,box-shadow .2s,border-color .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 34px rgba(12,18,18,.08);border-color:var(--acc-line)}
.card .img{aspect-ratio:16/9;background:var(--bg2);position:relative;overflow:hidden}
.card .img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.card:hover .img img{transform:scale(1.03)}
.ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--acc-soft),transparent 70%),var(--bg2);color:var(--acc);font:700 13px 'Funnel Display',sans-serif;letter-spacing:.08em;text-transform:uppercase}
.card .in{padding:20px 22px 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.card .top{display:flex;align-items:center;justify-content:space-between;gap:10px}
.card .date{font-size:13px;color:var(--muted);font-family:'Funnel Display',sans-serif}
.card h3{font-size:21px;margin:2px 0 0;font-weight:700}
.card p{margin:0;font-size:16px;color:var(--sub);line-height:1.55;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.card .foot{margin-top:auto;padding-top:8px;display:flex;align-items:center;justify-content:space-between;font-size:13px;color:var(--muted);font-family:'Funnel Display',sans-serif}
.card .more{color:var(--acc);font-weight:700}
.pin{position:absolute;top:14px;left:14px;display:inline-flex;align-items:center;gap:6px;background:var(--orange);color:#fff;font:700 11px 'Funnel Display',sans-serif;text-transform:uppercase;letter-spacing:.08em;padding:5px 10px;border-radius:999px}
.card.feat{display:grid;grid-template-columns:1.25fr 1fr;margin-bottom:36px}
.card.feat .img{aspect-ratio:auto;min-height:340px}
.card.feat .in{padding:36px 38px;justify-content:center;gap:14px}
.card.feat h3{font-size:clamp(26px,3vw,34px)}
.card.feat p{-webkit-line-clamp:4;font-size:18px}
/* výpis */
.list-head{padding:56px 0 30px}
.list-head h1{font-size:clamp(38px,6vw,60px);margin:0 0 12px}
.list-head p{color:var(--sub);font-size:20px;margin:0;max-width:640px}
.filters{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:16px;padding:18px 0;margin-bottom:34px;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.f-topics{display:flex;flex-wrap:wrap;gap:8px}
.f-topics button{padding:7px 15px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--sub);cursor:pointer;font:600 14px 'Funnel Display',sans-serif}
.f-topics button:hover{border-color:var(--acc);color:var(--acc)}
.f-topics button.on{background:var(--text);border-color:var(--text);color:var(--bg)}
.f-right{display:flex;gap:10px;align-items:center;font:600 14px 'Funnel Display',sans-serif;color:var(--muted)}
.f-right select{font:600 14px 'Funnel Display',sans-serif;padding:7px 12px;border-radius:10px;border:1px solid var(--border);background:var(--card);color:var(--text)}
.tagline{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin:-18px 0 34px;font-size:14px;color:var(--muted);font-family:'Funnel Display',sans-serif}
.pager{display:flex;justify-content:center;gap:8px;margin:48px 0 90px;font-family:'Funnel Display',sans-serif}
.pager a{min-width:40px;height:40px;display:flex;align-items:center;justify-content:center;border-radius:10px;border:1px solid var(--border);text-decoration:none;color:var(--sub);font-weight:700;padding:0 12px}
.pager a.on{background:var(--acc);border-color:var(--acc);color:#fff}
.hidden{display:none!important}
/* patička */
.ftr-ks{background:var(--dgray);color:#fff;border-top:2px solid var(--orange);font-size:13px;text-align:center;padding:26px 24px;line-height:1.9;font-family:'Funnel Display',sans-serif}
.ftr-ks .dim{opacity:.65}
.ftr-ah{border-top:1px solid var(--border);padding:30px 24px;text-align:center;font-size:14px;color:var(--muted);font-family:'Funnel Display',sans-serif}
.ftr-ah a{color:var(--acc);font-weight:700;text-decoration:none}
/* mobil */
@media (max-width:960px){
  .art-grid{grid-template-columns:minmax(0,1fr);gap:0} .toc{display:none} .toc-mobile{display:block}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .card.feat{grid-template-columns:minmax(0,1fr)}.card.feat .img{min-height:0;aspect-ratio:16/9}.card.feat .in{padding:24px}
}
@media (max-width:640px){
  body{font-size:17px}.wrap{padding:0 16px}
  .nav{display:none}.grid{grid-template-columns:1fr}
  .logo-ks{width:140px}.body h2{font-size:25px}.quote{font-size:21px;padding-left:18px}
  .authorbox{flex-direction:column}.hero img{border-radius:12px}
  .filters{flex-direction:column;align-items:flex-start}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* doplňky pro šablony */
.ai-on-card{position:absolute;right:10px;bottom:10px;background:rgba(12,18,18,.6);color:#fff;border-radius:999px;padding:3px 9px;font:600 11px 'Funnel Display',sans-serif;display:inline-flex;gap:5px;align-items:center}
.ai-on-card svg{width:12px;height:12px}
.figure{margin:32px 0}
.figure img{width:100%;height:auto;border-radius:14px;display:block}
.empty{padding:60px 0 120px;color:var(--muted);font-size:20px}
.f-topics a{padding:7px 15px;border-radius:999px;border:1px solid var(--border);background:var(--card);color:var(--sub);font:600 14px 'Funnel Display',sans-serif;text-decoration:none}
.f-topics a:hover{border-color:var(--acc);color:var(--acc)}
.f-topics a.on{background:var(--text);border-color:var(--text);color:var(--bg)}
.tag.on{border-color:var(--acc);color:var(--acc);font-weight:700}
.pager span{min-width:40px;height:40px;display:flex;align-items:center;justify-content:center;color:var(--muted);font-weight:700}
.preview-note{background:#FFF4E5;color:#7A4A00;font:600 13px 'Funnel Display',sans-serif;text-align:center;padding:6px 12px}
.disc p{margin:0}
.box ul,.box ol{padding-left:22px}

/* logo Keystone: stejné jako na úvodní stránce (šedé, klenák se při načtení a najetí myší zhoupne) */
.logo-ks svg{overflow:visible}
.ks-bar{transform-box:fill-box;transform-origin:center}
@keyframes ks-bar-pulse{0%{transform:translateY(0);fill:currentColor}25%{transform:translateY(-8px);fill:#EB602D}
  50%{transform:translateY(5px);fill:#EB602D}75%{transform:translateY(-2px);fill:currentColor}100%{transform:translateY(0);fill:currentColor}}
.logo-ks.pulse .ks-bar{animation:ks-bar-pulse .9s cubic-bezier(.4,0,.2,1)}
.logo-ks.pulse .ks-bar-1{animation-delay:.15s}
.logo-ks.pulse .ks-bar-2{animation-delay:.3s}
@media (prefers-reduced-motion:reduce){.logo-ks.pulse .ks-bar{animation:none}}
.logo-ks{cursor:pointer;user-select:none;transition:color .4s}
.logo-ks.easter-egg-active{color:var(--orange)!important}
.ks-decode-text{display:flex;justify-content:space-between;align-items:flex-end;padding-bottom:2px;box-sizing:border-box;width:100%;height:100%;
  font-family:'Funnel Display',sans-serif;font-size:11.5px;font-weight:600;color:currentColor;line-height:1}
.ks-decode-text span{flex-shrink:0;display:inline-block}