:root{
  --bg:#070A12;
  --border: rgba(255,255,255,.10);

  --text:#EAF0FF;
  --muted: rgba(234,240,255,.68);

  --primary: 120 140 255;
  --danger: 255 90 90;
  --mint: 120 255 210;
  --violet: 170 120 255;

  --shadow: 0 18px 55px rgba(0,0,0,.55);

  --r-xl: 26px;
  --r-lg: 20px;

  --ease: cubic-bezier(.2,.9,.2,1);
}

*{box-sizing:border-box}
html,body{height:100%}

body{
  margin:0;
  background:
    radial-gradient(900px 520px at 18% -10%, rgb(var(--primary) / .22), transparent 56%),
    radial-gradient(880px 540px at 110% 0%, rgb(var(--danger) / .14), transparent 55%),
    radial-gradient(720px 520px at 65% 115%, rgb(var(--mint) / .10), transparent 60%),
    var(--bg);
  color:var(--text);
  font-family: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: geometricPrecision;
  overflow-x:hidden;
}

/* Animated background orbs */
.bg-orbs::before,
.bg-orbs::after{
  content:"";
  position:fixed;
  inset:-20%;
  pointer-events:none;
  filter: blur(55px);
  opacity:.35;
  z-index:-1;
  animation: floatOrbs 14s var(--ease) infinite alternate;
}
.bg-orbs::before{
  background:
    radial-gradient(circle at 25% 25%, rgb(var(--primary) / .35), transparent 45%),
    radial-gradient(circle at 60% 75%, rgb(var(--danger) / .22), transparent 48%);
}
.bg-orbs::after{
  animation-duration: 18s;
  opacity:.25;
  background:
    radial-gradient(circle at 75% 35%, rgb(var(--mint) / .20), transparent 46%),
    radial-gradient(circle at 30% 70%, rgb(var(--violet) / .18), transparent 46%);
}
@keyframes floatOrbs{
  from{ transform: translate3d(-1.5%, -1%, 0) scale(1); }
  to  { transform: translate3d(1.5%, 1.2%, 0) scale(1.03); }
}

/* Layout */
.wrap{max-width:1100px;margin:22px auto;padding:0 14px}

.topbar{
  position:sticky; top:0; z-index:10;
  display:flex; justify-content:space-between; align-items:center;
  padding:14px 14px;
  border-bottom:1px solid var(--border);
  backdrop-filter: blur(16px);
  background: rgba(7,10,18,.62);
}

.brand{display:flex;align-items:center;gap:12px}
.logo{
  width:46px;height:46px;border-radius:16px;
  display:grid;place-items:center;
  background: rgb(var(--primary) / .14);
  border:1px solid rgb(var(--primary) / .28);
  box-shadow: 0 0 0 1px rgba(255,255,255,.04) inset, 0 12px 30px rgba(0,0,0,.35);
  font-weight:900;
  letter-spacing:.3px;
}
.brand-title{font-weight:900;letter-spacing:.2px}
.brand-sub{font-size:12px;color:var(--muted);margin-top:2px}

.top-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.timer-pill{
  display:flex;align-items:center;gap:8px;
  padding:10px 12px;border-radius:999px;
  border:1px solid var(--border);
  background: rgba(255,255,255,.05);
  font-variant-numeric: tabular-nums;
  box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset;
}

/* Cards (Glass) */
.card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(0,0,0,.18));
  border:1px solid var(--border);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow);
  padding:18px;
  position:relative;
  overflow:hidden;
}
.card::before{
  content:"";
  position:absolute;
  inset:-1px;
  background: linear-gradient(120deg, rgb(var(--primary) / .22), transparent 40%, rgb(var(--danger) / .14));
  opacity:.28;
  pointer-events:none;
}
.card > *{ position:relative; z-index:1; }

.card-head h1{margin:0;font-size:28px}
.card-head h2{margin:0;font-size:20px}
.card-head p{margin:8px 0 0}
.card-head.tight{margin-bottom:10px}
.card-head.tight p{margin-top:6px}
.card-sub{margin-top:16px}

/* Grid */
.grid2{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:16px;
  margin-top:16px;
}
@media (max-width: 920px){
  .grid2{grid-template-columns:1fr}
}

/* Pane */
.pane{
  background: rgba(0,0,0,.18);
  border:1px solid rgba(255,255,255,.10);
  border-radius: var(--r-lg);
  padding:14px;
  box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset;
}
.pane-title{font-weight:900;font-size:18px}
.pane-sub{margin-top:4px;font-size:13px;color:var(--muted)}

/* Buttons */
.btn{
  border:none;
  border-radius: 18px;
  padding:12px 14px;
  cursor:pointer;
  color:var(--text);
  background: rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  transition:
    transform .08s var(--ease),
    background .20s var(--ease),
    border-color .20s var(--ease),
    box-shadow .20s var(--ease);
  box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset;
}
.btn:hover{ transform: translateY(-1px); background: rgba(255,255,255,.10); }
.btn:active{ transform: translateY(1px) scale(.99); }
.btn.primary{
  background: rgb(var(--primary) / .18);
  border-color: rgb(var(--primary) / .45);
  box-shadow: 0 0 0 1px rgba(255,255,255,.04) inset, 0 14px 35px rgb(var(--primary) / .14);
}
.btn.primary:hover{ background: rgb(var(--primary) / .22); }
.btn.danger{
  background: rgb(var(--danger) / .16);
  border-color: rgb(var(--danger) / .45);
}
.btn.ghost{ background: rgba(255,255,255,.05); }
.w100{width:100%}

.muted{color:var(--muted)}
.small{font-size:12px}

/* Topics */
.topic-bar{display:flex;justify-content:flex-end;margin-top:10px}
.topic-list{
  display:grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap:10px;
  margin-top:10px;
}
@media (max-width:560px){
  .topic-list{grid-template-columns:1fr}
}
.topic{
  padding:12px 12px;
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  cursor:pointer;
  user-select:none;
  transition: transform .08s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.topic:hover{ transform: translateY(-1px); background: rgba(255,255,255,.06); }
.topic.selected{
  border-color: rgb(var(--primary) / .55);
  background: rgb(var(--primary) / .14);
  box-shadow: 0 12px 28px rgb(var(--primary) / .10);
}

/* Status */
.status-row{
  display:flex;justify-content:space-between;gap:12px;align-items:center;
  flex-wrap:wrap;
}
.status-left{display:flex;gap:10px;flex-wrap:wrap}
.pill{
  display:flex;gap:8px;align-items:center;
  padding:10px 12px;border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  box-shadow: 0 0 0 1px rgba(255,255,255,.03) inset;
}
.status-right{display:flex;gap:10px;flex-wrap:wrap}

/* Progress with shimmer */
.progress-wrap{margin-top:14px}
.progress{
  width:100%; height:12px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.10);
  border-radius:999px;
  overflow:hidden;
}
.progress-bar{
  height:100%;
  background: linear-gradient(90deg, rgb(var(--primary) / .95), rgb(var(--danger) / .78));
  width:0%;
  position:relative;
}
.progress-bar::after{
  content:"";
  position:absolute; inset:0;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
  transform: translateX(-60%);
  animation: shimmer 1.6s linear infinite;
  opacity:.55;
}
@keyframes shimmer{ to{ transform: translateX(160%); } }

/* Leaderboard */
.leaderboard{margin-top:18px}
.lb{margin-top:10px}
.lb-head, .lb-row{
  display:grid;
  grid-template-columns: 40px 1fr 140px 120px;
  gap:10px;
  padding:10px 10px;
  align-items:center;
}
.lb-head{
  font-weight:800;
  color:var(--muted);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.lb-row{
  background: rgba(255,255,255,.02);
  border-radius: 14px;
  margin: 8px 0;
  border:1px solid rgba(255,255,255,.06);
}
.lb-points{font-variant-numeric: tabular-nums}

/* Nav */
.nav-actions{display:flex;gap:10px;justify-content:flex-end;margin-bottom:12px}
.nav-grid{
  display:grid;
  grid-template-columns: repeat(10, minmax(0,1fr));
  gap:8px;
}
@media (max-width: 820px){
  .nav-grid{grid-template-columns: repeat(6, minmax(0,1fr))}
}
.navbtn{
  padding:10px 0;
  border-radius: 16px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.04);
  color:var(--text);
  cursor:pointer;
  transition: transform .08s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.navbtn:hover{ transform: translateY(-1px); background: rgba(255,255,255,.06); }
.navbtn.active{border-color: rgb(var(--primary) / .55)}
.navbtn.answered{background: rgb(var(--primary) / .10)}
.navbtn.marked{outline: 2px solid rgb(var(--danger) / .45)}

/* Modal */
.hidden{display:none !important}

/* ✅ IMPORTANT: overlay above everything */
.modal-overlay{
  position:fixed;inset:0;
  background: rgba(0,0,0,.62);
  display:flex;align-items:center;justify-content:center;
  padding:14px;

  z-index: 9999;
  overscroll-behavior: contain;
}

.modal{
  width:min(760px, 100%);
  border-radius: var(--r-xl);
  border:1px solid rgba(255,255,255,.12);
  background: rgba(14,18,34,.85);
  box-shadow: var(--shadow);
  overflow:hidden;
  backdrop-filter: blur(18px);
  transform-origin: center;
  animation: modalIn .18s var(--ease) both;
  position:relative;
}
.modal::before{
  content:"";
  position:absolute; inset:-1px;
  background: linear-gradient(120deg, rgb(var(--primary) / .20), transparent 35%, rgb(var(--danger) / .12));
  opacity:.55;
  pointer-events:none;
}
.modal > *{ position:relative; z-index:1; }

@keyframes modalIn{
  from{ transform: translateY(10px) scale(.98); opacity:0; }
  to  { transform: translateY(0) scale(1); opacity:1; }
}

.modal-head{
  display:flex;justify-content:space-between;align-items:flex-start;
  padding:14px 14px 10px;
  border-bottom:1px solid rgba(255,255,255,.10);
}
.modal-title{font-weight:900;font-size:18px}
.modal-hint{margin-top:4px;color:var(--muted);font-size:12px}
.modal-progress{padding:10px 14px;border-bottom:1px solid rgba(255,255,255,.10)}
.modal-body{padding:14px}
.modal-foot{
  padding:12px 14px;
  border-top:1px solid rgba(255,255,255,.10);
  display:flex;justify-content:flex-end;gap:10px;flex-wrap:wrap;
}

/* Text elements */
.bigq{font-size:20px;font-weight:900;line-height:1.25}
.kicker{color:var(--muted);font-size:13px}
.tag{
  display:inline-block;
  padding:4px 10px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:999px;
  background: rgba(255,255,255,.04);
  color: var(--muted);
  font-size:12px;
}

/* Answer options */
.opt{
  display:grid;
  grid-template-columns: 26px 40px 1fr;
  gap:10px;
  align-items:center;
  padding:12px;
  border-radius: 18px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(255,255,255,.03);
  margin-bottom:10px;
  transition: transform .08s var(--ease), background .2s var(--ease), border-color .2s var(--ease);
}
.opt:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.05);
  border-color: rgb(var(--primary) / .22);
}
.opt input{transform: scale(1.15)}
.opt-label{
  width:36px;height:36px;border-radius:14px;
  display:grid;place-items:center;
  background: rgb(var(--primary) / .14);
  border:1px solid rgb(var(--primary) / .30);
  font-weight:900;
}

/* Result colors */
.ok{color: rgba(140,255,180,.95); font-weight:900}
.bad{color: rgba(255,120,120,.95); font-weight:900}

@media (prefers-reduced-motion: reduce){
  .bg-orbs::before, .bg-orbs::after,
  .progress-bar::after,
  .modal{
    animation: none !important;
  }
  .btn, .topic, .navbtn, .opt{
    transition:none !important;
  }
}