/* MTTK CS Group – launcher. Csak megjelenés: a JS által használt id-k és a [hidden] működés változatlan.
   Külső font/kép szándékosan nincs: az nginx COEP require-corp módban fut, és csak ezt a négy fájlt szolgálja ki. */
:root{
  color-scheme:dark;
  --bg:#080a07;
  --surface:#12160f;
  --surface-2:#1b2116;
  --field:#0a0d08;
  --line:#262d20;
  --line-strong:#3c4631;
  --text:#f0ece1;
  --muted:#aab398;
  --dim:#7f8872;
  --accent:#f6a623;
  --accent-hi:#ffc65a;
  --hot:#ff5b1f;
  --display:"Avenir Next Condensed","Bahnschrift Condensed","Bahnschrift","Roboto Condensed","Arial Narrow",Impact,system-ui,sans-serif;
  --mono:ui-monospace,"SF Mono",SFMono-Regular,Menlo,Consolas,monospace;
  font:16px/1.5 system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:var(--bg);
}
*{box-sizing:border-box}
body{margin:0;background:var(--bg)}
button,input,select{font:inherit}
button:focus-visible,input:focus-visible,a:focus-visible,summary:focus-visible,select:focus-visible{outline:3px solid var(--accent-hi);outline-offset:4px}
[hidden]{display:none!important}
a{color:var(--accent-hi);text-underline-offset:3px}

#canvas{position:fixed;inset:0;width:100%;height:100%;display:block;background:#000;outline:0}

/* ---------- Háttér: rács, radar, zaj ---------- */
#desktop{
  position:relative;z-index:2;min-height:100svh;
  display:grid;grid-template-columns:1.1fr 1fr;grid-template-rows:auto 1fr auto;column-gap:8vw;
  padding:30px 6vw 24px;overflow:hidden;
  background:
    radial-gradient(ellipse 60% 55% at 24% 50%,#f6a6231f 0,transparent 65%),
    radial-gradient(ellipse 45% 40% at 96% 0%,#ff5b1f17 0,transparent 70%),
    linear-gradient(125deg,#151a11 0,#0b0d09 55%,#070806 100%);
}
#desktop:before{
  content:"";pointer-events:none;position:absolute;inset:0;z-index:-1;
  background:
    linear-gradient(#ffffff0a 1px,transparent 1px) 0 0/56px 56px,
    linear-gradient(90deg,#ffffff0a 1px,transparent 1px) 0 0/56px 56px;
  -webkit-mask:radial-gradient(ellipse 70% 70% at 30% 50%,#000 0,transparent 75%);
          mask:radial-gradient(ellipse 70% 70% at 30% 50%,#000 0,transparent 75%);
}
#desktop:after{
  content:"";pointer-events:none;position:absolute;inset:0;z-index:-1;
  background:
    radial-gradient(ellipse at center,transparent 55%,#000000b3 100%),
    repeating-linear-gradient(0deg,transparent 0 3px,#00000040 3px 4px),
    url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.09'/%3E%3C/svg%3E");
}

/* ---------- Fejléc ---------- */
header{
  grid-column:1/-1;position:relative;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding-bottom:22px;border-bottom:1px solid var(--line-strong);
}
header:after{content:"";position:absolute;left:0;bottom:-2px;width:96px;height:3px;background:var(--accent)}
.wordmark{
  display:inline-flex;align-items:center;gap:12px;
  font:800 23px/1 var(--display);font-stretch:condensed;letter-spacing:.06em;text-transform:uppercase;
}
.wordmark:before{
  content:"";flex:none;width:24px;height:24px;border:2px solid var(--accent);border-radius:50%;
  background:
    linear-gradient(var(--accent),var(--accent)) 50% 0/2px 7px no-repeat,
    linear-gradient(var(--accent),var(--accent)) 50% 100%/2px 7px no-repeat,
    linear-gradient(var(--accent),var(--accent)) 0 50%/7px 2px no-repeat,
    linear-gradient(var(--accent),var(--accent)) 100% 50%/7px 2px no-repeat,
    radial-gradient(circle,var(--hot) 0 2px,transparent 2.5px);
}
.wordmark b{color:var(--accent);font-weight:800}
.tag{
  font:700 10px/1 var(--mono);letter-spacing:.22em;text-transform:uppercase;
  color:var(--hot);border:2px solid currentColor;border-radius:3px;padding:8px 11px;
  transform:rotate(-2.5deg);box-shadow:inset 0 0 0 1px #ff5b1f2e;opacity:.92;
}

/* ---------- Bal oldal: cím ---------- */
.intro{position:relative;align-self:center;padding:56px 0 64px}
.intro:before,.intro:after{
  content:"";pointer-events:none;position:absolute;z-index:-1;left:42%;top:50%;
  width:min(80vw,880px);aspect-ratio:1;translate:-50% -50%;border-radius:50%;
}
.intro:before{
  background:
    linear-gradient(90deg,transparent calc(50% - .5px),#f6a6232e 0 calc(50% + .5px),transparent 0),
    linear-gradient(transparent calc(50% - .5px),#f6a6232e 0 calc(50% + .5px),transparent 0),
    repeating-radial-gradient(circle,transparent 0 79px,#f6a6231c 80px 81px);
  -webkit-mask:radial-gradient(circle,#000 20%,transparent 68%);
          mask:radial-gradient(circle,#000 20%,transparent 68%);
}
.intro:after{
  background:conic-gradient(from 0deg,transparent 0 290deg,#f6a6231f 350deg,#f6a62347 360deg);
  -webkit-mask:radial-gradient(circle,#000 10%,transparent 66%);
          mask:radial-gradient(circle,#000 10%,transparent 66%);
}
.eyebrow{
  display:flex;align-items:center;gap:12px;margin:0;
  font:600 11px/1.6 var(--mono);letter-spacing:.22em;text-transform:uppercase;color:var(--accent);
}
.eyebrow:before{content:"";flex:none;width:34px;height:2px;background:var(--accent)}
h1{
  margin:22px 0 28px;
  font:800 clamp(64px,8.6vw,150px)/.86 var(--display);font-stretch:condensed;
  letter-spacing:.005em;text-transform:uppercase;
}
.title-top,.title-main{display:block}
.title-top{color:transparent;-webkit-text-stroke:2px var(--text);paint-order:stroke}
.title-main{color:var(--accent);text-shadow:3px 0 0 #ff5b1f59,-3px 0 0 #39c6ff29,0 0 48px #f6a62340}
.lede{margin:0;max-width:34ch;font-size:19px;line-height:1.55;color:var(--muted)}
.lede strong{color:var(--text);font-weight:750}
.kpis{
  list-style:none;display:flex;margin:36px 0 0;padding:0;max-width:540px;
  border-top:1px solid var(--line-strong);
}
.kpis li{flex:1;padding:14px 14px 0 0;font:600 10px/1.4 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--dim)}
.kpis li+li{padding-left:16px;border-left:1px solid var(--line)}
.kpis b{display:block;margin-bottom:6px;font:800 36px/1 var(--display);letter-spacing:0;color:var(--text)}

/* ---------- Jobb oldal: panel ---------- */
.panel{
  position:relative;align-self:center;width:100%;max-width:470px;margin:45px 0;padding:32px 28px 28px;
  background:linear-gradient(180deg,#161b12f5,#0d100bf5);
  border:1px solid var(--line-strong);
  box-shadow:0 30px 90px #000000b3,inset 0 1px 0 #ffffff0d;
}
.panel:before{
  content:"";position:absolute;left:-1px;right:-1px;top:-1px;height:6px;
  background:repeating-linear-gradient(-45deg,var(--accent) 0 10px,#0b0d09 10px 20px);
}
.panel:after{
  content:"";pointer-events:none;position:absolute;inset:-10px;
  --b:linear-gradient(var(--accent),var(--accent));
  background:
    var(--b) left top/18px 2px no-repeat,var(--b) left top/2px 18px no-repeat,
    var(--b) right top/18px 2px no-repeat,var(--b) right top/2px 18px no-repeat,
    var(--b) left bottom/18px 2px no-repeat,var(--b) left bottom/2px 18px no-repeat,
    var(--b) right bottom/18px 2px no-repeat,var(--b) right bottom/2px 18px no-repeat;
  opacity:.85;
}
.panel-heading{display:flex;align-items:center;gap:11px;padding-bottom:16px;border-bottom:1px solid var(--line-strong)}
.panel-heading h2{margin:0;font:800 26px/1 var(--display);font-stretch:condensed;letter-spacing:.05em;text-transform:uppercase}
.status-dot{flex:none;width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.version{margin-left:auto;padding:5px 7px;border:1px solid var(--line-strong);font:600 9px/1 var(--mono);letter-spacing:.18em;color:var(--muted)}

.access-panel{padding-top:12px;padding-bottom:18px;border-bottom:1px solid var(--line)}
#auth-status,.action-status{font-size:12px;line-height:1.6;overflow-wrap:anywhere;color:var(--muted)}
.note{margin:22px 0;font-size:13px;line-height:1.7;color:var(--muted)}
.note strong{
  display:inline-block;padding:0 6px;margin:1px 0;
  font:700 11px/1.6 var(--mono);color:var(--text);
  background:var(--surface-2);border:1px solid var(--line-strong);border-bottom-width:2px;border-radius:3px;
}
label{display:block;margin:20px 0 8px;font:600 10.5px/1.4 var(--mono);letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
input,select{
  display:block;width:100%;min-width:0;padding:11px 12px;
  background:var(--field);color:var(--text);border:1px solid var(--line-strong);border-radius:0;
}
input:hover,select:hover{border-color:#56644a}
input:focus,select:focus{border-color:var(--accent)}
input[type=file]{font-size:11px;padding:10px 8px}
input::file-selector-button{
  margin-right:10px;padding:6px 10px;cursor:pointer;
  font:700 10px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;
  color:var(--text);background:var(--surface-2);border:1px solid var(--line-strong);border-radius:0;
}
.file-hint{margin:8px 0 20px;font:10px/1.6 var(--mono);letter-spacing:.04em;color:var(--dim)}

button{
  width:100%;padding:14px 18px;border:0;border-radius:0;cursor:pointer;
  font:800 17px/1.1 var(--display);font-stretch:condensed;letter-spacing:.09em;text-transform:uppercase;
  color:#1a1206;
  background:linear-gradient(-45deg,transparent 9px,var(--accent) 9px);
}
button span{float:right}
button:hover{background:linear-gradient(-45deg,transparent 9px,var(--accent-hi) 9px)}
button:active{translate:0 1px}
button:disabled{opacity:.5;cursor:wait}
.secondary,#retry-button{
  margin-top:10px;padding:10px 12px;
  font:700 10.5px/1.3 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--text);background:var(--surface-2);box-shadow:inset 0 0 0 1px var(--line-strong);
}
.secondary:hover,#retry-button:hover{background:#26301e;box-shadow:inset 0 0 0 1px #56644a}

progress{
  -webkit-appearance:none;appearance:none;display:block;width:100%;height:4px;margin-top:22px;
  border:0;background:var(--line);accent-color:var(--accent);
}
progress::-webkit-progress-bar{background:var(--line)}
progress::-webkit-progress-value{background:linear-gradient(90deg,var(--hot),var(--accent))}
progress::-moz-progress-bar{background:linear-gradient(90deg,var(--hot),var(--accent))}
#loading-status{min-height:32px;margin:9px 0 0;font:11px/1.6 var(--mono);color:var(--muted)}

/* ---------- Tulajdonosi szobakezelés ---------- */
#owner-panel{margin-top:24px;padding-top:18px;border-top:1px solid var(--line-strong)}
summary{cursor:pointer;font:800 18px/1.2 var(--display);font-stretch:condensed;letter-spacing:.06em;text-transform:uppercase;color:var(--accent)}
h3{margin:28px 0 0;font:800 17px/1.2 var(--display);font-stretch:condensed;letter-spacing:.06em;text-transform:uppercase}
#invite-create-button{margin-top:18px}
#invite-url{font:11px/1.6 var(--mono)}
.invite-list{list-style:none;margin:16px 0 0;padding:0}
.invite-list li{padding:15px 0;border-top:1px solid var(--line);overflow-wrap:anywhere;font-size:12px}
.invite-list strong,.invite-list small{display:block}
.invite-list small{margin-top:4px;font-size:11px;color:var(--muted)}

/* ---------- Lábléc ---------- */
footer{
  grid-column:1/-1;display:flex;justify-content:space-between;gap:15px;flex-wrap:wrap;
  padding-top:18px;border-top:1px solid var(--line);
  font:9.5px/1.6 var(--mono);letter-spacing:.08em;color:var(--dim);
}
footer span:first-child{color:var(--muted)}

/* ---------- Egy képernyős folyamat: lépések, fülek, tömör panel ---------- */
.panel{margin:24px 0;padding:26px 26px 20px}
.panel label{margin:14px 0 6px}
.panel .note{margin:12px 0;font-size:12.5px;line-height:1.6}
.panel .file-hint{margin:6px 0 10px}
.access-panel{padding:10px 0 12px}
.access-panel:has(+#game-controls[hidden]){border-bottom:0;padding-bottom:0}
#new-invite{margin-top:10px}
#room-save-button{flex:1}
.access-panel button{margin-top:8px}
progress{margin-top:14px}
#loading-status{min-height:0;margin-top:7px}

.steps{list-style:none;display:flex;gap:6px;margin:14px 0 0;padding:0}
.steps li{
  flex:1;display:flex;align-items:center;gap:8px;padding:7px 9px;
  font:600 10px/1.2 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--dim);border:1px solid var(--line);
}
.steps b{flex:none;display:grid;place-items:center;width:18px;height:18px;border:1px solid currentColor;font-size:10px;letter-spacing:0}
.steps[data-step="2"] li:nth-child(1),.steps[data-step="3"] li:nth-child(-n+2){color:var(--muted)}
.steps[data-step="2"] li:nth-child(1) b,.steps[data-step="3"] li:nth-child(-n+2) b{background:var(--line-strong);border-color:transparent;color:var(--text)}
.steps[data-step="1"] li:nth-child(1),.steps[data-step="2"] li:nth-child(2),.steps[data-step="3"] li:nth-child(3){
  color:var(--accent);border-color:var(--accent);background:#f6a6230f;
}

/* The join steps only matter on the game tab; room/invite tabs reuse the space. */
.panel:has(#game-pane[hidden]) .steps{display:none}
#owner-panel.tabs{display:flex;margin:10px 0 0;padding:0;border:1px solid var(--line-strong)}
.panel:has(#game-pane[hidden]) #owner-panel.tabs{margin-top:14px}
#owner-panel.tabs[hidden]{display:none}
.tabs button{
  flex:1;width:auto;padding:9px 6px;margin:0;
  font:700 10.5px/1.2 var(--mono);letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);background:transparent;
}
.tabs button+button{border-left:1px solid var(--line-strong)}
.tabs button:hover{background:var(--surface-2);color:var(--text)}
.tabs button[aria-selected="true"],.tabs button[aria-selected="true"]:hover{background:var(--accent);color:#1a1206}

.row{display:flex;gap:10px;align-items:flex-end}
.row>input,.row>.grow{flex:1;min-width:0}
.row>.narrow{flex:none;width:76px}
.row>button{flex:none;width:auto;white-space:nowrap}
.row>button.secondary{margin-top:0;align-self:stretch}
.row label{margin-top:0}
#invite-create-button{margin-top:10px}
.grid3{display:grid;grid-template-columns:1.25fr .75fr 1.25fr;gap:10px}
.grid3 label{margin-top:12px}

.hint{margin:12px 0 0;font-size:11.5px;line-height:1.75;color:var(--dim)}
kbd{
  display:inline-block;min-width:18px;padding:0 5px;text-align:center;
  font:600 10px/1.6 var(--mono);color:var(--text);
  background:var(--surface-2);border:1px solid var(--line-strong);border-bottom-width:2px;
}

.list-heading{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-top:14px}
.list-heading h3{margin:0;font-size:15px}
.list-heading .secondary{width:auto;margin:0;padding:6px 10px}
#invite-form{margin-top:12px}
.invite-list{margin-top:6px;max-height:min(22vh,200px);overflow:auto;padding-right:4px}
.invite-list li{display:grid;grid-template-columns:1fr auto;column-gap:10px;align-items:center;padding:7px 0}
.invite-list strong,.invite-list small{grid-column:1}
.invite-list small{margin-top:1px}
.invite-list .secondary{grid-column:2;grid-row:1/span 2;width:auto;margin:0;padding:6px 9px;font-size:9.5px}

.session-line{margin:14px 0 0;padding-top:10px;border-top:1px solid var(--line);text-align:right}
.session-line:has(>[hidden]:only-child){display:none}
.link{
  width:auto;padding:0;background:none;color:var(--muted);
  font:600 10.5px/1.4 var(--mono);letter-spacing:.12em;text-transform:uppercase;
  text-decoration:underline;text-underline-offset:3px;
}
.link:hover{background:none;color:var(--accent-hi)}

/* Alacsony laptopkijelző: a bal oldali cím zsugorodik, hogy minden egy képernyőn maradjon. */
@media (min-width:751px) and (max-height:820px){
  #desktop{padding-top:20px;padding-bottom:16px}
  header{padding-bottom:14px}
  .intro{padding:20px 0}
  h1{font-size:clamp(52px,6.6vw,104px);margin:14px 0 18px}
  .lede{font-size:17px}
  .kpis{margin-top:22px}
  .kpis b{font-size:28px}
  .panel{margin:14px 0;padding:22px 22px 16px}
  .panel-heading{padding-bottom:12px}
  .invite-list{max-height:min(19vh,200px)}
  footer{padding-top:12px}
}

/* ---------- Játék közbeni rétegek ---------- */
.game-admin-link{
  position:fixed;right:18px;bottom:16px;z-index:5;padding:9px 12px;font-size:11px;
  background:#141a10ef;border:1px solid var(--line-strong);box-shadow:0 3px 12px #0006;
}
.session-notice{
  position:fixed;inset:0;z-index:20;display:flex;flex-direction:column;justify-content:center;align-items:center;
  padding:30px;text-align:center;background:#080a07f5;
}
.session-notice h2{font:800 34px/1.1 var(--display);font-stretch:condensed;letter-spacing:.04em;text-transform:uppercase}
.session-notice p{max-width:460px;color:var(--muted)}
.session-notice button{max-width:300px;margin-top:15px}

/* ---------- Mozgás (csak ha a rendszer engedi) ---------- */
@media (prefers-reduced-motion:no-preference){
  button,input,select{transition:background .15s,border-color .15s,box-shadow .15s}
  .intro:after{animation:sweep 7s linear infinite}
  .status-dot{animation:pulse 1.8s ease-in-out infinite}
  .title-main{animation:glitch 7s steps(1) infinite}
  .intro>*,.panel{animation:rise .7s cubic-bezier(.2,.7,.2,1) both}
  .intro>:nth-child(2){animation-delay:.07s}
  .intro>:nth-child(3){animation-delay:.14s}
  .intro>:nth-child(4){animation-delay:.21s}
  .panel{animation-delay:.18s}
}
@keyframes sweep{to{rotate:360deg}}
@keyframes pulse{50%{opacity:.35;box-shadow:0 0 2px var(--accent)}}
@keyframes rise{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:none}}
@keyframes glitch{
  0%,100%{transform:none;text-shadow:3px 0 0 #ff5b1f59,-3px 0 0 #39c6ff29,0 0 48px #f6a62340}
  92%{transform:translateX(-5px) skewX(-7deg);text-shadow:-7px 0 0 #ff5b1fcc,7px 0 0 #39c6ff88,0 0 48px #f6a62340}
  93.5%{transform:translateX(4px);text-shadow:7px 0 0 #ff5b1fcc,-6px 0 0 #39c6ff88,0 0 48px #f6a62340}
  95%{transform:none;text-shadow:3px 0 0 #ff5b1f59,-3px 0 0 #39c6ff29,0 0 48px #f6a62340}
}

/* ---------- Mobil ---------- */
@media (max-width:750px){
  #desktop{display:flex;flex-direction:column;padding:20px 16px}
  header{gap:12px;padding-bottom:18px}
  .wordmark{font-size:17px;gap:8px;white-space:nowrap}
  .wordmark:before{width:19px;height:19px}
  .tag{font-size:7.5px;padding:6px 7px;letter-spacing:.1em;white-space:nowrap}
  .eyebrow{letter-spacing:.16em}
  .version{white-space:nowrap}
  .intro{align-self:stretch;padding:36px 0 0}
  .intro:before,.intro:after{width:150vw;left:50%}
  h1{font-size:clamp(54px,19vw,96px);margin:16px 0 18px}
  .title-top{-webkit-text-stroke-width:1.5px}
  .lede{font-size:16px}
  .kpis{margin-top:26px}
  .kpis b{font-size:28px}
  .kpis li{font-size:9px;letter-spacing:.1em}
  .panel{margin:36px 0 40px;max-width:100%;padding:28px 20px 22px}
  .panel:after{inset:-7px}
  .version{font-size:8px}
  footer{margin-top:auto;font-size:8px}
  .game-admin-link{right:8px;bottom:8px;font-size:10px}
}