/* Web frame for the Tudástár decks (shared by every deck; the deck's own style.css is generated by tools/tudastar/build.py).
   Desktop: the 1600×900 stage between a top bar and a bottom bar, click / swipe / buttons to page.
   Narrow screens: slides stacked one under the other (zoomed to the width), the page scrolls. */
:root{--bar-h:46px;--nav-h:48px}

/* working-copy controls the web version does not use */
#mode,#timer,#rec,#sum,#np{display:none!important}

.ca-bar,.ca-nav{position:fixed;left:0;right:0;z-index:35;display:flex;align-items:center;gap:14px;padding:0 18px;
	background:var(--surface);color:var(--ink-2);font:500 14px/1.3 var(--sans);border-color:var(--rule);border-style:solid;border-width:0}
.ca-bar{top:0;height:var(--bar-h);border-bottom-width:1px}
.ca-nav{bottom:0;height:var(--nav-h);border-top-width:1px;justify-content:space-between}
.ca-bar a,.ca-nav a{color:inherit;text-decoration:none}
.ca-bar a:hover,.ca-nav a:hover{color:var(--signal-ink);text-decoration:underline}
.ca-brand{display:inline-flex;align-items:center;gap:8px;font:600 15px var(--display);color:var(--ink)!important}
.ca-brand svg{width:20px;height:20px}
.ca-sep{color:var(--ink-3)}
.ca-cap{font-family:var(--mono);font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-left:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ca-sp{flex:1}
.ca-btn{display:inline-flex;align-items:center;gap:6px;font:600 14px var(--display);padding:6px 14px;border-radius:999px;border:1px solid var(--rule);
	background:var(--surface);color:var(--ink-2)!important;cursor:pointer;text-decoration:none!important;white-space:nowrap}
.ca-btn:hover{border-color:var(--signal);color:var(--signal-ink)!important}
.ca-btn.pri{background:var(--signal);border-color:var(--signal);color:var(--on-signal)!important}
.ca-btn.pri:hover{filter:brightness(1.08)}
.ca-btn:focus-visible{outline:2px solid var(--signal);outline-offset:2px}
.ca-pager{display:flex;align-items:center;gap:10px}
.ca-pager .ca-btn{padding:6px 12px;min-width:44px;justify-content:center}
.ca-count{font:500 13px var(--mono);color:var(--ink-3);min-width:64px;text-align:center;font-variant-numeric:tabular-nums}
.ca-foot{display:flex;gap:14px;align-items:center;font-size:13px;color:var(--ink-3)}
.ca-hint{font-size:12px;color:var(--ink-3)}
.ca-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

body.ca .viewport{top:var(--bar-h);bottom:var(--nav-h)}
body.ca .viewport{cursor:pointer}
body.ca .slide :is(button,a,.tipc,code,pre,table){cursor:auto}
body.ca .slide button{cursor:pointer}

/* full screen: the stage alone */
body.ca.fs .ca-bar,body.ca.fs .ca-nav{display:none}
body.ca.fs .viewport{top:0;bottom:0}

/* narrow screens: stacked slides */
body.ca.stack{overflow:auto;height:auto;background:var(--stage)}
body.ca.stack .ca-bar,body.ca.stack .ca-nav{position:static}
body.ca.stack .ca-bar{flex-wrap:wrap;height:auto;padding:10px 16px;row-gap:6px}
body.ca.stack .ca-cap{flex-basis:100%;margin-left:0;white-space:normal}
body.ca.stack .ca-nav{height:auto;padding:14px 16px;flex-wrap:wrap;row-gap:10px}
body.ca.stack .ca-pager,body.ca.stack .ca-fsbtn,body.ca.stack .ca-hint{display:none}
body.ca.stack .viewport{position:static;display:block;cursor:auto;padding:10px 0}
body.ca.stack .deck{transform:none!important;width:auto;height:auto}
body.ca.stack .slide{display:flex!important;position:relative;inset:auto;width:1600px;height:900px;zoom:var(--z,.25);margin:0 0 calc(10px / var(--z,.25));animation:none}
body.ca.stack #prog{display:none}
.ca-mobtip{display:none}
body.ca.stack .ca-mobtip{display:block;margin:0;padding:12px 16px;background:var(--signal-tint);color:var(--ink);font:400 15px/1.6 var(--sans);border-bottom:1px solid var(--rule)}
body.ca.stack .ca-mobtip .ca-btn{margin-left:4px;padding:3px 12px}
body.ca.stack .ca-bar #caPdf{display:none}

@media print{
	.ca-bar,.ca-nav{display:none!important}
	body.ca .viewport{top:0;bottom:0}
	.slide{width:1600px!important;height:900px!important;inset:auto!important;zoom:1!important;margin:0!important}
	#chainSlide .semdet{opacity:1!important;transform:none!important}
	#chainSlide .rail .nd.sem{max-width:260px!important;flex-grow:1!important;opacity:1!important}
	#chainSlide .rail .nd.sem .nm,#chainSlide .rail .nd.sem .sb{opacity:1!important}
}