/* ---------- base ---------- */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  /* defaults = cyber, so there is no flash before JS applies the saved theme */
  --bg:#0a0e17;--fg:#dbe4f3;--muted:#7d8ba6;--accent:#3ea6ff;--accent2:#ff3e6b;
  --panel:#0d1424;--panel2:#131c31;--bar:rgba(10,14,23,.82);--border:#1e2b47;
  --chip:rgba(8,12,22,.78);--chipfg:#dbe4f3;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  background:var(--bg);color:var(--fg);overflow:hidden;
}
button,select,input{font:inherit;color:inherit}
.hidden{display:none!important}
.muted{color:var(--muted);font-size:13px}
#fx{position:fixed;inset:0;z-index:0;pointer-events:none}

/* ---------- top bar ---------- */
.bar{
  position:relative;z-index:5;height:48px;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:0 14px;background:var(--bar);border-bottom:1px solid var(--border);
  backdrop-filter:blur(6px);
}
.brand{font-weight:800;letter-spacing:.22em;font-size:13px;text-decoration:none;color:var(--fg);white-space:nowrap}
.brand span{color:var(--accent)}
.bar-right{display:flex;align-items:center;gap:8px}
.badge{font-size:11px;letter-spacing:.08em;text-transform:uppercase;padding:3px 9px;border-radius:99px;border:1px solid var(--border);color:var(--muted);white-space:nowrap}
.badge.ok{color:var(--accent);border-color:var(--accent)}
.badge.live{color:#fff;background:var(--accent2);border-color:var(--accent2)}
select,input[type=text]{background:var(--panel2);border:1px solid var(--border);border-radius:8px;padding:6px 8px;outline:none}
button{cursor:pointer;background:var(--panel2);border:1px solid var(--border);border-radius:8px;padding:7px 12px}
button:hover{border-color:var(--accent)}
button.primary{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}
button:disabled{opacity:.5;cursor:default}
.iconbtn{padding:6px 10px}
.keys{display:none}
@media (min-width:1000px){.keys{display:inline}}

/* matchup header */
.scoreboard{display:flex;align-items:center;gap:10px;min-width:0}
.sb-name{font-size:13px;letter-spacing:.06em;text-transform:uppercase;color:var(--fg);max-width:18ch;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sb-vs{font-size:12px;font-weight:800;letter-spacing:.2em;color:var(--accent)}

/* ---------- cards (index / host) ---------- */
.page{position:relative;z-index:1;height:calc(100% - 48px);overflow:auto;padding:24px}
.card{
  max-width:540px;margin:6vh auto 24px;background:var(--panel);
  border:1px solid var(--border);border-radius:14px;padding:24px;
  display:flex;flex-direction:column;gap:14px;
}
.card h1{font-size:18px;letter-spacing:.12em;text-transform:uppercase}
.card label{display:flex;flex-direction:column;gap:6px;font-size:13px;color:var(--muted)}
.rowline{display:flex;align-items:center;justify-content:space-between;gap:10px}
.controls-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;align-items:end}
.controls-grid .span2{grid-column:span 2}
label.check{flex-direction:row;align-items:center;gap:8px}
.choice{display:flex;gap:14px}
.choice a{
  flex:1;display:flex;flex-direction:column;gap:6px;align-items:center;justify-content:center;
  padding:34px 10px;border:1px solid var(--border);border-radius:14px;background:var(--panel2);
  text-decoration:none;color:var(--fg);
}
.choice a:hover{border-color:var(--accent)}
.choice .big{font-size:34px}
.choice b{letter-spacing:.14em;text-transform:uppercase;font-size:13px}
#previewWrap{position:relative}
#preview{width:100%;background:#000;border-radius:10px;max-height:40vh}
#previewCam{
  position:absolute;right:10px;bottom:10px;width:16%;aspect-ratio:1/1;object-fit:cover;
  border-radius:50%;border:2px solid var(--accent);background:#000;
}

/* ---------- stage (watch) ---------- */
.stage{
  --stageH:calc(100vh - 48px - 24px);
  position:relative;z-index:1;display:grid;grid-template-columns:1fr 1fr;gap:12px;
  height:calc(100% - 48px);padding:12px;
  align-items:center;justify-items:center;
}
/* Streams are usually 16:9 — lock the panels to that and center them so the
   themed background stays visible around them instead of letterbox bars. */
.panel{
  position:relative;min-height:0;min-width:0;
  width:min(100%, calc(var(--stageH) * 16 / 9));
  aspect-ratio:16/9;
  border:1px solid var(--border);border-radius:12px;overflow:hidden;background:var(--panel);
  box-shadow:0 12px 40px rgba(0,0,0,.28);
}
.panel video{width:100%;height:100%;object-fit:contain;background:#000;display:block}
.panel .waiting{
  position:absolute;inset:0;z-index:2;display:flex;align-items:center;justify-content:center;
  background:var(--panel);color:var(--muted);letter-spacing:.08em;font-size:14px;text-transform:uppercase;
  text-align:center;padding:0 16px;animation:pulse 2.2s ease-in-out infinite;
}
@keyframes pulse{50%{opacity:.55}}
.tag{position:absolute;left:10px;bottom:10px;z-index:3;display:flex;align-items:center;gap:10px;background:var(--chip);color:var(--chipfg);padding:6px 12px;border-radius:9px;border:1px solid var(--border)}
.tag .p-name{font-size:13px;letter-spacing:.08em;text-transform:uppercase}
.statchip{position:absolute;right:10px;top:10px;z-index:3;background:var(--chip);color:var(--chipfg);border:1px solid var(--border);padding:4px 9px;border-radius:8px;font-family:ui-monospace,Menlo,monospace;font-size:11px}
.hide-stats .statchip{display:none}
.mutebtn{position:absolute;right:10px;bottom:10px;z-index:3;background:var(--chip);color:var(--chipfg);border:1px solid var(--border);border-radius:8px;font-size:12px}
.panel .camvid{
  position:absolute;right:12px;bottom:12px;z-index:3;
  width:13%;height:auto;aspect-ratio:1/1;object-fit:cover;
  border-radius:50%;border:2px solid var(--accent);background:#000;
  box-shadow:0 4px 16px rgba(0,0,0,.5);
}
.panel.has-cam .mutebtn{right:calc(13% + 22px)}
.vs{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);z-index:4;
  width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;
  background:var(--panel);border:2px solid var(--accent);font-weight:800;letter-spacing:.05em;
}
.vs::after{content:'VS'}
.stage.focus1 .vs,.stage.focus2 .vs{display:none}
.stage.focus1,.stage.focus2{grid-template-columns:1fr}
.stage.focus1 #panel1,.stage.focus2 #panel2{grid-row:1;grid-column:1}
.stage.focus1 #panel2,.stage.focus2 #panel1{
  position:absolute;right:24px;bottom:24px;width:23vw;height:auto;aspect-ratio:16/9;z-index:6;
  box-shadow:0 8px 30px rgba(0,0,0,.45);
}
@media (max-width:900px){
  .stage{grid-template-columns:1fr;grid-template-rows:1fr 1fr}
  .panel{width:min(100%, calc((var(--stageH) - 12px) / 2 * 16 / 9))}
  .vs{display:none}
}

/* ---------- winner celebration ---------- */
#celebrate{position:fixed;inset:0;z-index:60;pointer-events:none}
.panel video{transition:filter .5s}
.panel.winner{border-color:#ffc93e;animation:winglow 1.1s ease-in-out infinite}
@keyframes winglow{0%,100%{box-shadow:0 0 16px 2px rgba(255,195,40,.45)}50%{box-shadow:0 0 44px 10px rgba(255,195,40,.8)}}
.panel.loser video{filter:grayscale(.85) brightness(.45)}
.winbanner{
  position:absolute;inset:0;z-index:4;display:flex;align-items:center;justify-content:center;pointer-events:none;
  font-weight:900;font-size:clamp(34px,6.5vw,100px);letter-spacing:.1em;color:#ffd23e;
  text-shadow:0 4px 28px rgba(0,0,0,.7),0 0 30px rgba(255,190,30,.85);
  animation:winslam .6s cubic-bezier(.2,1.7,.35,1) both,winpulse 1.6s ease-in-out .6s infinite;
}
@keyframes winslam{from{transform:scale(3.2) rotate(-14deg);opacity:0}to{transform:scale(1) rotate(-4deg);opacity:1}}
@keyframes winpulse{0%,100%{transform:scale(1) rotate(-4deg)}50%{transform:scale(1.06) rotate(-4deg)}}
.shake{animation:shake .6s linear}
@keyframes shake{
  10%{transform:translate(-9px,5px) rotate(-.4deg)}
  25%{transform:translate(8px,-6px)}
  40%{transform:translate(-7px,3px) rotate(.4deg)}
  55%{transform:translate(6px,-3px)}
  70%{transform:translate(-4px,2px)}
  85%{transform:translate(3px,-2px)}
  100%{transform:none}
}
.winoverlay{
  position:fixed;inset:0;z-index:55;display:flex;align-items:center;justify-content:center;
  background:rgba(0,0,0,.35);pointer-events:none;opacity:1;transition:opacity .8s;
}
.winoverlay.fade{opacity:0}
.winoverlay div{
  font-weight:900;font-size:clamp(30px,6vw,90px);letter-spacing:.08em;color:#ffd23e;
  text-shadow:0 4px 28px rgba(0,0,0,.8),0 0 30px rgba(255,190,30,.9);
  animation:winslam .6s cubic-bezier(.2,1.7,.35,1) both;
}

/* ---------- themes ---------- */
body.theme-cyber{
  background-image:
    radial-gradient(ellipse 90% 60% at 50% -10%,rgba(62,166,255,.16),transparent 60%),
    radial-gradient(ellipse 70% 50% at 85% 110%,rgba(255,62,107,.10),transparent 60%),
    linear-gradient(rgba(62,166,255,.07) 1px,transparent 1px),
    linear-gradient(90deg,rgba(62,166,255,.07) 1px,transparent 1px);
  background-size:100% 100%,100% 100%,44px 44px,44px 44px;
  animation:cyberdrift 26s linear infinite;
}
@keyframes cyberdrift{
  from{background-position:0 0,0 0,0 0,0 0}
  to{background-position:0 0,0 0,0 528px,528px 0}
}
/* CRT scanlines + a slow scan beam travelling down the page */
body.theme-cyber::after{content:'';position:fixed;inset:0;z-index:9;pointer-events:none;background:repeating-linear-gradient(0deg,rgba(2,6,14,.14) 0 1px,transparent 1px 3px)}
body.theme-cyber::before{
  content:'';position:fixed;left:0;right:0;top:-30vh;height:24vh;z-index:2;pointer-events:none;
  background:linear-gradient(180deg,transparent,rgba(62,166,255,.05) 40%,rgba(62,166,255,.10) 50%,rgba(62,166,255,.05) 60%,transparent);
  animation:cyberscan 8s linear infinite;
}
@keyframes cyberscan{to{transform:translateY(160vh)}}
body.theme-cyber .bar{box-shadow:0 1px 20px rgba(62,166,255,.22)}
body.theme-cyber .brand span{text-shadow:0 0 14px rgba(62,166,255,.95)}
body.theme-cyber .panel{border-color:#2b4c86;box-shadow:0 0 0 1px rgba(62,166,255,.14),0 0 30px rgba(62,166,255,.16),0 12px 40px rgba(0,0,0,.4)}
body.theme-cyber .panel.winner{border-color:#ffc93e}
body.theme-cyber .vs{box-shadow:0 0 16px rgba(62,166,255,.55);animation:vspulse 2.4s ease-in-out infinite}
@keyframes vspulse{50%{box-shadow:0 0 32px rgba(62,166,255,.95)}}

body.theme-midnight{--bg:#101216;--fg:#e3e6ea;--muted:#8a919c;--accent:#8ab4ff;--accent2:#ff6b81;--panel:#15181d;--panel2:#1b1f26;--bar:rgba(16,18,22,.85);--border:#262b33;--chip:rgba(10,12,15,.78);--chipfg:#e3e6ea}

body.theme-paper{--bg:#f4f6f9;--fg:#1d2433;--muted:#68738a;--accent:#2c6bed;--accent2:#d34f5e;--panel:#ffffff;--panel2:#eef1f6;--bar:rgba(255,255,255,.86);--border:#d9dfea;--chip:rgba(255,255,255,.88);--chipfg:#1d2433}

body.theme-slovak{--bg:#f7fafd;--fg:#12294a;--muted:#5c6f8a;--accent:#0b4ea2;--accent2:#ee1c25;--panel:#ffffff;--panel2:#edf2f9;--bar:rgba(255,255,255,.9);--border:#ccd9ea;--chip:rgba(255,255,255,.9);--chipfg:#12294a}
body.theme-slovak .bar{border-top:3px solid var(--accent2);box-shadow:inset 0 3px 0 var(--accent)}

body.theme-synthwave{--bg:#170b30;--fg:#f3e8ff;--muted:#a78fc9;--accent:#ff5ce1;--accent2:#5cf2ff;--panel:rgba(26,12,53,.88);--panel2:#241046;--bar:rgba(23,11,48,.82);--border:#3d1e6e;--chip:rgba(20,9,42,.8);--chipfg:#f3e8ff;background:linear-gradient(#170b30,#2b0f4d 60%,#511458)}
body.theme-synthwave::before{
  content:'';position:fixed;left:-60vw;right:-60vw;bottom:-32vh;height:75vh;z-index:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,92,225,.4) 2px,transparent 2px),linear-gradient(90deg,rgba(255,92,225,.28) 2px,transparent 2px);
  background-size:90px 90px;
  transform:perspective(480px) rotateX(63deg);
  animation:swgrid 1.5s linear infinite;
}
@keyframes swgrid{to{background-position-y:90px}}

body.theme-matrix{--bg:#020803;--fg:#c9ffd9;--muted:#569b6e;--accent:#37ff7f;--accent2:#eaff5c;--panel:rgba(3,14,7,.86);--panel2:#07200f;--bar:rgba(2,8,3,.8);--border:#12492a;--chip:rgba(2,10,4,.82);--chipfg:#c9ffd9}

body.theme-banana{--bg:#fff3bd;--fg:#4a3410;--muted:#8c7031;--accent:#e89b00;--accent2:#7a4f16;--panel:rgba(255,251,235,.92);--panel2:#fdeeba;--bar:rgba(255,243,189,.9);--border:#e6c360;--chip:rgba(255,250,230,.92);--chipfg:#4a3410;background:linear-gradient(#fff7d0,#ffe27a)}
body.theme-banana .vs::after{content:'🍌'}

body.theme-doge{
  --bg:#f6ecc8;--fg:#5a4419;--muted:#a08a52;--accent:#e0559d;--accent2:#4aa3e8;--panel:rgba(252,246,224,.93);--panel2:#f1e5bd;--bar:rgba(246,236,200,.92);--border:#dcc98d;--chip:rgba(252,247,228,.92);--chipfg:#5a4419;
  font-family:"Comic Sans MS","Comic Sans","Chalkboard SE",cursive;
  background:radial-gradient(circle at 30% 20%,#fbf3d7,#f0e0ac);
}
body.theme-doge .vs::after{content:'wow';font-size:12px}

body.theme-party{--bg:#161022;--fg:#f1ecff;--muted:#9d92bd;--accent:#ff4d97;--accent2:#4dd2ff;--panel:rgba(24,17,38,.88);--panel2:#241a3a;--bar:rgba(22,16,34,.85);--border:#3a2b5e;--chip:rgba(18,12,30,.82);--chipfg:#f1ecff}
body.theme-party .vs::after{content:'🎉'}

/* ============ 1v1 Speed-CTF ============ */
.big-btn{padding:12px 22px;font-size:15px;font-weight:700;letter-spacing:.04em}
.tag-chip{display:inline-block;font-size:11px;padding:2px 9px;border-radius:99px;background:var(--panel2);border:1px solid var(--border);color:var(--muted);margin:2px}
.tagrow{margin:6px 0;line-height:1.9}
.mi{font-size:12px;color:var(--muted);margin-left:6px}
.chal-title{font-size:24px;font-weight:800;letter-spacing:.02em}
.chal-meta{margin-top:6px;display:flex;align-items:center;gap:2px;flex-wrap:wrap}

/* lobby */
.vslots{display:flex;align-items:center;gap:14px;justify-content:center;margin:6px 0}
.vslot{flex:1;max-width:200px;text-align:center;padding:18px 10px;border:1px solid var(--border);border-radius:12px;background:var(--panel2)}
.vslot.filled{border-color:var(--accent);box-shadow:0 0 18px rgba(62,166,255,.18)}
.vslot-n{font-size:11px;letter-spacing:.2em;color:var(--muted)}
.vslot-name{font-size:16px;font-weight:700;margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.vs-mid{font-weight:900;letter-spacing:.15em;color:var(--accent)}

/* category grid */
.catgrid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:6px 0}
.catbtn{display:flex;flex-direction:column;align-items:center;gap:4px;padding:16px 8px;border:2px solid var(--border);border-radius:12px;background:var(--panel2);transition:transform .1s,border-color .15s}
.catbtn:hover{transform:translateY(-2px);border-color:var(--cc)}
.catbtn[data-empty]{opacity:.4}
.catbtn .cat-icon{font-size:24px}
.catbtn .cat-name{text-transform:uppercase;letter-spacing:.1em;font-size:13px;font-weight:700}
.catbtn .cat-left{font-size:11px;color:var(--muted)}
.catbtn.mine{border-color:var(--cc);box-shadow:inset 0 0 0 1px var(--cc)}
.catbtn.v1::before,.catbtn.v2::before{position:absolute;margin-top:-8px;font-size:10px}
.catbtn{position:relative}
.catbtn.v1::after{content:'P1';position:absolute;top:6px;left:8px;font-size:10px;font-weight:800;color:var(--accent)}
.catbtn.v2::after{content:'P2';position:absolute;top:6px;right:8px;font-size:10px;font-weight:800;color:var(--accent2)}
.catbtn.agreed{border-color:#ffd23e;box-shadow:0 0 22px rgba(255,210,62,.4)}
.votebar{display:flex;gap:18px;justify-content:center;flex-wrap:wrap;font-size:14px;margin-top:4px}
.agree-note{font-weight:700}
.agree-note.bad{color:var(--accent2)}

/* wheel */
.wheelstage{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;gap:16px;padding:16px 16px 40px}
.wheelwrap{position:relative;width:min(82vw,56vh,460px);aspect-ratio:1/1;flex:none}
.wheelwrap canvas{width:100%;height:100%;filter:drop-shadow(0 12px 40px rgba(0,0,0,.45))}
.wheel-pointer{position:absolute;top:-6px;left:50%;transform:translateX(-50%);z-index:3;font-size:34px;color:#ffd23e;text-shadow:0 2px 8px rgba(0,0,0,.6);line-height:1}
.pickpanel{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:22px;max-width:560px;width:100%;text-align:center;display:flex;flex-direction:column;gap:10px;animation:winslam .5s cubic-bezier(.2,1.6,.35,1) both}
.pickpanel .rowline{justify-content:center}

/* running match */
.matchgrid{position:relative;z-index:1;max-width:820px;margin:3vh auto;display:flex;flex-direction:column;gap:16px;padding:0 16px 40px}
.clockwrap{text-align:center}
.clock{font-family:ui-monospace,Menlo,monospace;font-size:clamp(56px,13vw,110px);font-weight:800;line-height:1;letter-spacing:.02em;text-shadow:0 4px 30px rgba(0,0,0,.4)}
.clock.urgent{color:var(--accent2);animation:clockpulse 1s ease-in-out infinite}
@keyframes clockpulse{50%{opacity:.55}}
.clocklabel{font-size:12px;letter-spacing:.2em;text-transform:uppercase;color:var(--muted);margin-top:2px}
.challenge-box,.flag-box{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:20px}
.endpoint{margin-top:12px;padding:10px 12px;background:var(--panel2);border:1px solid var(--border);border-radius:10px;font-family:ui-monospace,monospace;font-size:14px}
.endpoint code{color:var(--accent)}
.ep-label{font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:var(--muted);margin-right:8px}
.handout{margin-top:12px;display:flex;flex-direction:column;gap:6px}
.file-link{display:inline-block;padding:8px 12px;background:var(--panel2);border:1px solid var(--border);border-radius:8px;text-decoration:none;color:var(--fg);font-family:ui-monospace,monospace;font-size:13px}
.file-link:hover{border-color:var(--accent)}
.flag-feedback{margin-top:8px;font-weight:700;min-height:20px}
.flag-feedback.good{color:#37ff7f}
.flag-feedback.bad{color:var(--accent2)}
.attempts{margin-top:6px;font-size:12px;color:var(--muted);font-family:ui-monospace,monospace}
.result-banner{text-align:center;padding:10px}
.rb-win{font-size:clamp(28px,6vw,56px);font-weight:900;letter-spacing:.05em;color:#ffd23e;text-shadow:0 4px 28px rgba(0,0,0,.6),0 0 30px rgba(255,190,30,.7);animation:winslam .6s cubic-bezier(.2,1.7,.35,1) both}
.rb-tie{font-size:clamp(26px,5vw,48px);font-weight:900;letter-spacing:.08em;color:var(--accent2)}

/* spectator grid */
.spectate-head{text-align:center;margin-bottom:18px}
.roomgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;max-width:1200px;margin:0 auto}
.roomcard{display:flex;flex-direction:column;gap:10px;padding:16px;border:1px solid var(--border);border-radius:14px;background:var(--panel);text-decoration:none;color:var(--fg);transition:transform .1s,border-color .15s}
.roomcard:hover{transform:translateY(-2px);border-color:var(--accent)}
.roomcard.live{border-color:var(--accent2);box-shadow:0 0 20px rgba(255,62,107,.18)}
.roomcard.done{opacity:.72}
.rc-top{display:flex;align-items:center;justify-content:space-between}
.rc-code{font-family:ui-monospace,monospace;font-weight:800;letter-spacing:.25em;font-size:18px}
.rc-players{display:flex;align-items:center;justify-content:space-between;gap:8px;font-weight:600}
.rc-at{font-size:11px;color:var(--muted);font-weight:400}
.rc-chal{font-size:14px;font-weight:600}
.rc-bottom{display:flex;align-items:center;justify-content:space-between}
.rc-clock{font-family:ui-monospace,monospace;font-size:22px;font-weight:700}
.rc-clock.urgent{color:var(--accent2)}

/* toast */
.toast{position:fixed;left:50%;bottom:26px;transform:translateX(-50%) translateY(20px);z-index:80;background:var(--panel);border:1px solid var(--border);border-radius:10px;padding:12px 18px;box-shadow:0 12px 40px rgba(0,0,0,.4);opacity:0;pointer-events:none;transition:opacity .3s,transform .3s;max-width:90vw;text-align:center}
.toast.on{opacity:1;transform:translateX(-50%) translateY(0)}