:root{
  --bg:#040814;
  --bg2:#091327;
  --panel:rgba(8,17,34,.88);
  --panel-solid:#0a162b;
  --panel2:rgba(17,32,59,.92);
  --line:rgba(163,205,255,.18);
  --line-strong:rgba(163,205,255,.34);
  --text:#f6f8ff;
  --muted:#91a4c0;
  --gold:#ffd369;
  --gold2:#d69b2d;
  --cyan:#4ae3ff;
  --cyan2:#2389b8;
  --green:#5ee6a8;
  --red:#ff6878;
  --shadow:0 18px 55px rgba(0,0,0,.42);
}
*{box-sizing:border-box}
html,body{margin:0}
body{font-family:"Segoe UI",Inter,Arial,sans-serif;color:var(--text)}
button,input,select,textarea{font:inherit}
button{cursor:pointer}
.hidden{display:none!important}
.muted{color:var(--muted)}
.gold{color:var(--gold)}
.cyan{color:var(--cyan)}

body.overlay{
  width:100vw;height:100vh;overflow:hidden;background:transparent;
}
.stage{
  position:absolute;inset:0;overflow:hidden;
  background:transparent;
}
.stage::before{
  content:"";position:absolute;inset:0;
  background:transparent;
  pointer-events:none;
}
.stage::after{
  content:"";position:absolute;left:8%;right:8%;top:0;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),var(--gold),transparent);
  opacity:.85;
}
.vignette{display:none}
.content{position:relative;z-index:2;width:100%;height:100%;padding:48px 62px;display:flex;flex-direction:column}
.topline{display:flex;align-items:center;justify-content:space-between;gap:20px}
.logo-lockup{display:flex;align-items:center;gap:14px}
.logo-gem{
  width:44px;height:44px;transform:rotate(45deg);border-radius:9px;
  border:2px solid var(--gold);box-shadow:0 0 28px rgba(255,211,105,.18);
  position:relative;
}
.logo-gem::after{
  content:"";position:absolute;width:12px;height:12px;left:14px;top:14px;border-radius:3px;background:var(--cyan);
}
.brand-title{font-size:22px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}
.brand-sub{font-size:12px;color:var(--muted);letter-spacing:.18em;text-transform:uppercase;margin-top:3px}
.meta{display:flex;align-items:center;gap:10px}
.chip{
  border:1px solid var(--line);background:rgba(7,16,32,.8);border-radius:999px;padding:9px 14px;
  font-size:16px;backdrop-filter:blur(12px)
}
.timer-ring{
  width:86px;height:86px;border-radius:50%;
  display:grid;place-items:center;position:relative;
  background:radial-gradient(circle at center,rgba(9,19,39,.96) 58%,transparent 60%);
  border:3px solid var(--gold);
  box-shadow:0 0 30px rgba(255,211,105,.12)
}
.timer-ring span{font-size:32px;font-weight:900}
.timer-ring.urgent{border-color:var(--red);animation:pulse 1s infinite}
.timer-ring.urgent span{color:var(--red)}
@keyframes pulse{50%{transform:scale(1.06);box-shadow:0 0 42px rgba(255,104,120,.3)}}

.center-view{flex:1;display:flex;align-items:center;justify-content:center;min-height:0}
.hero{text-align:center;max-width:1250px}
.hero-kicker{font-size:18px;letter-spacing:.24em;text-transform:uppercase;color:var(--cyan);margin-bottom:18px}
.hero-title{
  font-size:clamp(58px,6vw,104px);font-weight:900;line-height:.97;letter-spacing:-.045em;
  text-shadow:0 8px 40px rgba(0,0,0,.45)
}
.hero-title .accent{color:var(--gold)}
.hero-sub{margin-top:24px;color:var(--muted);font-size:28px}
.hero-line{width:min(620px,60vw);height:2px;margin:28px auto;background:linear-gradient(90deg,transparent,var(--cyan),var(--gold),transparent)}

.question-wrap{width:min(1540px,94vw);margin:0 auto}
.q-label{color:var(--cyan);font-size:16px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;margin:0 0 10px 16px}
.question-card{
  position:relative;padding:30px 38px;border-radius:26px;
  background:linear-gradient(180deg,rgba(18,36,65,.96),rgba(8,17,34,.97));
  border:1px solid var(--line-strong);box-shadow:var(--shadow);
  font-size:clamp(30px,2.8vw,50px);font-weight:800;text-align:center;line-height:1.18;
}
.question-card::before{
  content:"";position:absolute;left:7%;right:7%;top:-1px;height:2px;
  background:linear-gradient(90deg,transparent,var(--cyan),var(--gold),transparent)
}
.answers{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:18px}
.answer{
  min-height:94px;padding:18px 22px;border-radius:18px;
  display:flex;align-items:center;gap:18px;
  background:linear-gradient(180deg,rgba(16,32,58,.95),rgba(9,19,37,.96));
  border:1px solid var(--line);font-size:clamp(21px,1.85vw,31px);font-weight:700;
  transition:.35s ease;
}
.answer .letter{
  width:48px;height:48px;flex:0 0 48px;border-radius:14px;display:grid;place-items:center;
  border:1px solid rgba(74,227,255,.42);background:rgba(74,227,255,.08);color:var(--cyan);font-weight:900
}
.answer.correct{
  border-color:rgba(94,230,168,.8);background:linear-gradient(180deg,rgba(28,94,70,.96),rgba(15,55,41,.96));
  transform:scale(1.012);box-shadow:0 0 38px rgba(94,230,168,.16)
}
.answer.correct .letter{background:var(--green);border-color:var(--green);color:#062417}
.answer.wrong{opacity:.38;filter:saturate(.55)}
.answer.truefalse{justify-content:center;text-align:center}
.special{
  margin-top:20px;padding:30px;border-radius:22px;text-align:center;
  background:linear-gradient(180deg,rgba(17,33,60,.96),rgba(8,18,35,.96));
  border:1px solid var(--line-strong);box-shadow:var(--shadow)
}
.special-title{font-size:18px;color:var(--cyan);text-transform:uppercase;letter-spacing:.18em}
.special-main{font-size:clamp(34px,4vw,64px);font-weight:900;margin-top:10px}
.special-main.buzz{color:var(--gold)}
.solution{color:var(--green)}

.score-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:26px}
.score-card{
  min-width:0;border:1px solid var(--line);border-radius:18px;padding:13px 16px;
  background:rgba(8,17,34,.86);display:flex;align-items:center;justify-content:space-between;gap:12px
}
.score-card.buzzed{border-color:var(--gold);box-shadow:0 0 30px rgba(255,211,105,.17)}
.score-name{font-size:18px;font-weight:700;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.score-value{font-size:30px;font-weight:900;color:var(--gold)}
.banner{
  position:absolute;z-index:5;left:50%;top:132px;transform:translateX(-50%);
  border-radius:999px;border:1px solid rgba(255,211,105,.5);padding:10px 22px;
  background:rgba(7,15,30,.94);box-shadow:0 12px 30px rgba(0,0,0,.3);font-size:20px;font-weight:800
}
.big-scoreboard{width:min(1320px,92vw)}
.scoreboard-title{text-align:center;font-size:22px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);margin-bottom:24px}
.rank-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.rank-card{
  border:1px solid var(--line);background:linear-gradient(180deg,rgba(18,35,63,.95),rgba(7,16,31,.96));
  border-radius:24px;padding:24px 28px;display:grid;grid-template-columns:72px 1fr auto;align-items:center;gap:20px;
  box-shadow:var(--shadow)
}
.rank-pos{font-size:40px;font-weight:900;color:var(--cyan)}
.rank-name{font-size:30px;font-weight:800}
.rank-score{font-size:44px;font-weight:900;color:var(--gold)}
.rank-card.first{border-color:rgba(255,211,105,.58)}
.winner-name{color:var(--gold)}
.reveal-in{animation:revealIn .42s ease both}
@keyframes revealIn{from{opacity:0;transform:translateY(18px) scale(.985)}to{opacity:1;transform:none}}

.confetti{position:absolute;inset:0;pointer-events:none;overflow:hidden;z-index:4}
.confetti i{position:absolute;width:9px;height:18px;top:-30px;background:var(--gold);animation:fall 2.6s linear forwards}
.confetti i:nth-child(3n){background:var(--cyan)}
.confetti i:nth-child(4n){background:var(--green)}
@keyframes fall{to{transform:translateY(115vh) rotate(720deg);opacity:.15}}

/* CONTROL PANEL */
body.control{
  min-height:100vh;
  background:
    radial-gradient(circle at 12% 8%,rgba(74,227,255,.08),transparent 24%),
    radial-gradient(circle at 88% 15%,rgba(255,211,105,.07),transparent 24%),
    linear-gradient(145deg,#050a16,#09162b 62%,#07101f);
  padding:22px;
}
.control-shell{max-width:1500px;margin:0 auto}
.control-header{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:18px}
.control-title{font-size:30px;font-weight:900}
.control-sub{color:var(--muted);margin-top:4px}
.status-pill{display:flex;gap:9px;align-items:center;border:1px solid var(--line);border-radius:999px;padding:8px 12px;background:var(--panel)}
.status-dot{width:10px;height:10px;border-radius:50%;background:var(--red)}
.status-pill.ok .status-dot{background:var(--green)}
.toolbar{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.panel{
  background:rgba(8,18,35,.90);border:1px solid var(--line);border-radius:18px;padding:17px;
  box-shadow:0 12px 30px rgba(0,0,0,.16)
}
.panel h2{font-size:18px;margin:0 0 13px}
.panel h3{font-size:14px;margin:0 0 10px;color:var(--muted);text-transform:uppercase;letter-spacing:.1em}
.control-grid{display:grid;grid-template-columns:330px minmax(0,1fr) 370px;gap:16px;align-items:start}
.stack{display:grid;gap:16px}
.btn{
  border:1px solid var(--line);border-radius:10px;padding:9px 12px;background:#10233f;color:var(--text);
  font-weight:700;transition:.18s ease
}
.btn:hover{border-color:var(--line-strong);transform:translateY(-1px)}
.btn.primary{background:linear-gradient(180deg,#f5ca65,#dca63a);color:#181204;border-color:#f5ca65}
.btn.cyan{background:#0d3d53;border-color:#1c6c89}
.btn.good{background:#174b39;border-color:#2e815f}
.btn.bad{background:#552531;border-color:#8e3d50}
.btn.ghost{background:transparent}
.btn.small{padding:6px 8px;font-size:13px}
.btn.active{outline:2px solid var(--gold)}
label{display:block;color:var(--muted);font-size:12px}
input,select,textarea{
  width:100%;margin-top:5px;border:1px solid var(--line);border-radius:10px;background:#06101f;color:var(--text);
  padding:9px 10px;outline:none
}
input:focus,select:focus,textarea:focus{border-color:rgba(74,227,255,.6)}
textarea{resize:vertical;min-height:86px}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.row4{display:grid;grid-template-columns:repeat(4,1fr);gap:8px}
.btnrow{display:flex;gap:7px;flex-wrap:wrap;margin-top:10px}
.obs-url{font-family:Consolas,monospace;font-size:12px;color:var(--cyan);word-break:break-all}
.q-list{display:grid;gap:7px;max-height:520px;overflow:auto;padding-right:4px}
.q-item{
  text-align:left;width:100%;border:1px solid var(--line);border-radius:12px;padding:10px;background:#09172c;color:var(--text)
}
.q-item.active{border-color:var(--gold);background:#14233a}
.q-top{display:flex;justify-content:space-between;gap:8px;font-size:11px;color:var(--muted);margin-bottom:5px}
.q-text{font-size:13px;line-height:1.35}
.player-row{display:grid;grid-template-columns:minmax(0,1fr) 62px auto;gap:7px;align-items:end;margin-bottom:8px}
.player-actions{display:flex;gap:4px;flex-wrap:wrap}
.score-mini{font-size:20px;font-weight:900;color:var(--gold);text-align:center;padding:8px 4px;border:1px solid var(--line);border-radius:10px;background:#06101f}
.kbd{display:inline-block;border:1px solid var(--line);border-bottom-width:2px;border-radius:5px;padding:1px 5px;background:#06101f;color:var(--gold);font-family:Consolas,monospace}
.help{color:var(--muted);font-size:12px;line-height:1.5}
.file-input{font-size:12px}
@media(max-width:1180px){
  .control-grid{grid-template-columns:300px 1fr}
  .right-col{grid-column:1/-1}
}
@media(max-width:760px){
  body.control{padding:12px}
  .control-grid{grid-template-columns:1fr}
  .right-col{grid-column:auto}
  .row4{grid-template-columns:1fr 1fr}
  .control-header{flex-direction:column}
}

.stage.full-bg{
  background:
    radial-gradient(circle at 20% 20%, rgba(74,227,255,.12), transparent 28%),
    radial-gradient(circle at 82% 78%, rgba(255,211,105,.11), transparent 30%),
    linear-gradient(140deg, rgba(4,8,20,.97), rgba(7,15,30,.96));
}
.stage.full-bg::before{
  background-image:
    linear-gradient(45deg, transparent 46%, rgba(255,255,255,.025) 47%, rgba(255,255,255,.025) 53%, transparent 54%),
    linear-gradient(-45deg, transparent 46%, rgba(255,255,255,.025) 47%, rgba(255,255,255,.025) 53%, transparent 54%);
  background-size:84px 84px;
}
.obs-debug{
  position:absolute;z-index:99;right:24px;bottom:24px;
  border:2px solid #5ee6a8;background:rgba(5,25,18,.94);color:#dfffee;
  padding:12px 16px;border-radius:12px;font:700 18px/1.2 "Segoe UI",Arial,sans-serif;
}


/* V3.4 LOWER-THIRD QUESTION LAYOUT
   The normal center-view remains centered.
   Only the live question view switches to stretch/lower-third. */
.center-view.question-layout{align-items:stretch;justify-content:stretch}
.question-scene{
  width:100%;
  height:100%;
  display:flex;
  flex-direction:column;
  justify-content:flex-end;
  min-height:0;
}
.top-clear{
  flex:1 1 auto;
  min-height:14vh;
}
.image-zone{
  flex:1 1 auto;
  display:flex;
  align-items:flex-start;
  justify-content:center;
  padding:20px 0 12px;
  min-height:0;
}
.image-frame{
  max-width:min(980px,76vw);
  max-height:40vh;
  background:rgba(8,17,34,.82);
  border:1px solid var(--line-strong);
  border-radius:22px;
  padding:12px;
  box-shadow:var(--shadow);
}
.image-frame img{
  display:block;
  max-width:100%;
  max-height:calc(40vh - 24px);
  width:auto;
  height:auto;
  border-radius:14px;
  object-fit:contain;
  background:rgba(255,255,255,.04);
}
.question-wrap.lower-third{
  width:min(1540px,94vw);
  margin:0 auto;
  padding-bottom:10px;
}
.question-card{
  padding:22px 30px;
  font-size:clamp(26px,2.25vw,42px);
}
.answers{gap:12px;margin-top:14px}
.answer{
  min-height:76px;
  padding:14px 18px;
  font-size:clamp(19px,1.55vw,27px);
}
.answer .letter{
  width:42px;height:42px;flex:0 0 42px;
}
.special{
  margin-top:14px;
  padding:20px 24px;
}
.special-main{font-size:clamp(28px,3vw,50px)}
.score-strip{
  margin-top:14px;
  gap:10px;
}
.score-card{
  padding:10px 14px;
  border-radius:15px;
}
.score-name{font-size:16px}
.score-value{font-size:24px}

/* Control image preview */
.image-preview-wrap{
  margin-top:10px;
  padding:10px;
  border:1px dashed var(--line-strong);
  border-radius:12px;
  background:#06101f;
}
.image-preview-wrap img{
  max-width:100%;
  max-height:180px;
  display:block;
  margin:0 auto;
  border-radius:10px;
  object-fit:contain;
}
.image-preview-placeholder{
  color:var(--muted);
  font-size:12px;
  text-align:center;
  padding:14px 6px;
}


/* V3.4: harden centered show screens */
.center-view:not(.question-layout) > .hero,
.center-view:not(.question-layout) > .big-scoreboard{
  margin:auto;
}
.center-view:not(.question-layout) > .hero{
  width:min(1250px,92vw);
}
.center-view:not(.question-layout) > .big-scoreboard{
  align-self:center;
}


/* V3.7 question-area visibility */
.question-content-block{
  transition:opacity .22s ease, transform .22s ease;
}
.question-content-block.question-hidden{
  opacity:0;
  transform:translateY(12px);
  pointer-events:none;
  visibility:hidden;
}


/* V4 REMOTE BUZZER */
.remote-page{
  min-height:100vh;
  margin:0;
  background:
    radial-gradient(circle at 15% 10%,rgba(74,227,255,.12),transparent 28%),
    radial-gradient(circle at 85% 80%,rgba(255,211,105,.10),transparent 30%),
    linear-gradient(145deg,#050a16,#09162b 62%,#07101f);
  color:var(--text);
  padding:max(18px,env(safe-area-inset-top)) 16px max(18px,env(safe-area-inset-bottom));
}
.remote-shell{width:min(560px,100%);margin:0 auto;min-height:calc(100vh - 36px);display:grid;place-items:center}
.login-shell{width:min(480px,100%)}
.remote-card{
  width:100%;
  background:rgba(8,18,35,.94);
  border:1px solid var(--line);
  border-radius:26px;
  padding:24px;
  box-shadow:0 22px 60px rgba(0,0,0,.35);
}
.remote-kicker{font-size:13px;letter-spacing:.18em;color:var(--cyan);font-weight:800}
.remote-card h1{margin:7px 0 14px;font-size:clamp(30px,8vw,46px)}
.remote-muted{color:var(--muted);margin:0 0 18px}
.remote-status{
  display:inline-flex;align-items:center;border:1px solid var(--line);border-radius:999px;
  padding:7px 11px;margin-bottom:18px;font-size:13px;font-weight:800
}
.remote-status.ok{border-color:rgba(94,230,168,.5);color:var(--green)}
.remote-status.bad{border-color:rgba(255,107,134,.45);color:#ff9db0}
.remote-btn{
  width:100%;border:1px solid var(--line);border-radius:14px;padding:14px 16px;margin-top:12px;
  background:#10233f;color:var(--text);font-size:17px;font-weight:900
}
.remote-btn.primary{background:linear-gradient(180deg,#f5ca65,#dca63a);color:#181204;border-color:#f5ca65}
.remote-player{
  display:flex;justify-content:space-between;align-items:center;gap:12px;
  border:1px solid var(--line);border-radius:14px;padding:12px 14px;background:#06101f;margin-bottom:14px
}
.remote-player span{color:var(--muted);font-size:13px}
.remote-player strong{font-size:20px;color:var(--gold);text-align:right}
.remote-question{min-height:130px;border:1px solid var(--line);border-radius:18px;padding:18px;margin-bottom:16px;background:#09172c}
.remote-round{font-size:12px;text-transform:uppercase;letter-spacing:.15em;color:var(--cyan);font-weight:800}
.remote-qtext{font-size:clamp(20px,5.5vw,29px);font-weight:850;line-height:1.2;margin-top:8px}
.buzzer-button{
  width:100%;aspect-ratio:1.45/1;border-radius:32px;border:3px solid rgba(255,211,105,.8);
  background:radial-gradient(circle at 50% 34%,#ffdc79,#dba32e 64%,#9c6c16);
  color:#191204;box-shadow:0 12px 0 #76500e,0 20px 38px rgba(0,0,0,.38);
  display:flex;flex-direction:column;align-items:center;justify-content:center;touch-action:manipulation;
  -webkit-tap-highlight-color:transparent;user-select:none
}
.buzzer-button:not(:disabled):active{transform:translateY(7px);box-shadow:0 5px 0 #76500e,0 13px 25px rgba(0,0,0,.3)}
.buzzer-button:disabled{filter:saturate(.3);opacity:.55}
.buzzer-button.won{background:radial-gradient(circle at 50% 34%,#89f1c2,#2f9e70 68%,#176044);border-color:#5ee6a8}
.buzzer-button span{font-size:clamp(40px,12vw,72px);font-weight:1000;letter-spacing:-.04em}
.buzzer-button small{font-size:15px;font-weight:850;margin-top:5px}
.remote-meta{display:flex;justify-content:space-between;gap:12px;color:var(--muted);font-size:13px;margin-top:18px}
.remote-link-btn{
  display:block;margin:18px auto 0;border:0;background:transparent;color:var(--cyan);text-decoration:underline;padding:8px
}
.remote-message{min-height:22px;margin-top:14px;color:#ff9db0;font-size:14px;font-weight:700}
.remote-admin-line{display:grid;grid-template-columns:90px 1fr;gap:10px;align-items:start;margin-bottom:8px}
.remote-admin-line>span{color:var(--muted);font-size:12px}
.remote-admin-line>strong{font-size:13px;word-break:break-all}
.remote-admin-players{display:grid;gap:7px;margin-top:12px}
.remote-admin-player{
  display:grid;grid-template-columns:12px 1fr auto;gap:8px;align-items:center;
  border:1px solid var(--line);border-radius:10px;padding:8px 9px;background:#06101f
}
.remote-admin-player strong{font-size:11px;color:var(--muted)}
.remote-dot{width:10px;height:10px;border-radius:50%;background:#6d3440}
.remote-dot.online{background:var(--green);box-shadow:0 0 12px rgba(94,230,168,.45)}