/* Middle Ground — deep-space look. One deliberate dark theme. */
:root{
  --space:#060914; --space-2:#0C1230; --panel:rgba(18,26,60,.55); --panel-line:rgba(160,185,255,.16);
  --ink:#EAF0FF; --muted:#9AA7CC; --faint:#5F6B92;
  --accent:#FFD36B; --accent-2:#8FD3FF; --bad:#FF6B7F;
  --t-supernova:#FFD36B; --t-nebula:#C690FF; --t-comet:#5EE3FF; --t-moon:#C3CEEA; --t-satellite:#7484AE; --t-hole:#FF6B7F;
  --display:"Unbounded","Arial Black",system-ui,sans-serif;
  --body:"Manrope",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  color-scheme:dark;
}
*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{margin:0;min-height:100%}
html{background:var(--space)}
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(1200px 700px at 70% -10%,#1B1F5C 0%,transparent 60%),radial-gradient(900px 600px at -10% 110%,#2A0F45 0%,transparent 60%)}
body{background:var(--space);color:var(--ink);font-family:var(--body);font-size:16px;line-height:1.55;overflow-x:hidden;-webkit-font-smoothing:antialiased}
#sky{position:fixed;inset:0;width:100%;height:100%;z-index:0;pointer-events:none}
.vignette{position:fixed;inset:0;z-index:0;pointer-events:none;background:radial-gradient(ellipse at center,transparent 55%,rgba(0,0,0,.55))}
.app{position:relative;z-index:1;max-width:760px;margin:0 auto;padding:max(18px,env(safe-area-inset-top)) max(18px,env(safe-area-inset-right)) max(48px,env(safe-area-inset-bottom)) max(18px,env(safe-area-inset-left));display:flex;flex-direction:column;gap:28px;min-height:100vh}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px;border-radius:8px}
h1,h2{margin:0;font-family:var(--display);text-wrap:balance}
p{margin:0}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.label{font-family:var(--mono);font-size:.74rem;font-weight:500;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.fine{font-size:.88rem;color:var(--muted)}
.meta{font-family:var(--mono);font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums}

/* header */
.top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.brand{display:flex;align-items:center;gap:10px;background:none;border:0;padding:4px 0;font-family:var(--display);font-weight:700;font-size:1rem;letter-spacing:.02em}
.brand-line{stroke:var(--muted);stroke-width:1.4;fill:none;stroke-dasharray:2 2.5}
.brand-star{fill:var(--accent-2)}
.brand-core{fill:var(--accent);filter:drop-shadow(0 0 4px var(--accent))}
.top-right{display:flex;align-items:center;gap:10px}
.icon-btn{background:var(--panel);border:1px solid var(--panel-line);border-radius:999px;width:38px;height:38px;display:grid;place-items:center;color:var(--muted)}
.icon-btn:hover{color:var(--ink)}

/* buttons */
.btn{border:0;border-radius:999px;padding:14px 28px;font-weight:700;font-size:1rem;letter-spacing:.01em;transition:transform .15s,box-shadow .2s,opacity .2s;position:relative}
.btn.primary{background:linear-gradient(135deg,#FFE7A3,#FFC24B 55%,#FF9A5A);color:#1A1205;box-shadow:0 0 0 1px rgba(255,220,140,.4),0 8px 30px -6px rgba(255,190,80,.55)}
.btn.primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 0 0 1px rgba(255,220,140,.6),0 12px 40px -6px rgba(255,190,80,.8)}
.btn.primary:active:not(:disabled){transform:translateY(0) scale(.98)}
.btn.ghost{background:var(--panel);border:1px solid var(--panel-line);color:var(--ink);backdrop-filter:blur(8px)}
.btn.ghost:hover{border-color:rgba(160,185,255,.4)}
.btn.tiny{padding:8px 14px;font-size:.85rem;background:var(--panel);border:1px solid var(--panel-line)}
.btn:disabled{opacity:.55;cursor:default}
.btn.primary.pulse{animation:btnpulse 2.4s ease-in-out infinite}
@keyframes btnpulse{0%,100%{box-shadow:0 0 0 1px rgba(255,220,140,.4),0 8px 30px -6px rgba(255,190,80,.55)}50%{box-shadow:0 0 0 6px rgba(255,210,120,.08),0 8px 50px -2px rgba(255,190,80,.9)}}

/* screens */
.screen{display:flex;flex-direction:column;gap:30px;animation:screenin .5s cubic-bezier(.2,.8,.2,1)}
@keyframes screenin{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}

/* home */
.hero{display:flex;flex-direction:column;gap:18px;padding-top:6px}
.hero-mark{width:min(320px,80%);height:auto;overflow:visible}
.hero-line{stroke:rgba(200,215,255,.6);stroke-width:1.6;fill:none;stroke-dasharray:160;stroke-dashoffset:160;animation:draw 1.2s .3s ease-out forwards}
.hero-line.l2{animation-delay:.6s}
@keyframes draw{to{stroke-dashoffset:0}}
.hero-glow{transform-box:fill-box;transform-origin:center;animation:twinkle 3.2s ease-in-out infinite}
.hero-glow.g2{animation-delay:-1.1s}.hero-glow.g3{animation:corein 1s 1.3s cubic-bezier(.2,1.6,.4,1) both,twinkle 3s 2.3s ease-in-out infinite}
@keyframes twinkle{0%,100%{opacity:.85;transform:scale(1)}50%{opacity:1;transform:scale(1.12)}}
@keyframes corein{from{opacity:0;transform:scale(0)}to{opacity:1;transform:scale(1)}}
.title{font-size:clamp(2.1rem,8.2vw,3.9rem);font-weight:900;line-height:1.02;letter-spacing:-.02em}
.grad{background:linear-gradient(90deg,#FFE7A3,#FFB35C 40%,#C690FF 75%,#8FD3FF);-webkit-background-clip:text;background-clip:text;color:transparent;background-size:200% 100%;animation:shimmer 6s linear infinite}
@keyframes shimmer{to{background-position:-200% 0}}
.lede{font-size:1.1rem;color:var(--muted);max-width:54ch}
.lede.small{font-size:1rem}
.cta-row{display:flex;flex-wrap:wrap;align-items:center;gap:14px 22px;margin-top:6px}
.stats-row{display:flex;flex-wrap:wrap;gap:8px}
.stat{font-family:var(--mono);font-size:.8rem;color:var(--muted);background:var(--panel);border:1px solid var(--panel-line);padding:6px 12px;border-radius:999px;font-variant-numeric:tabular-nums}
.stat b{color:var(--ink);font-weight:700}
.how{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.how-step{background:var(--panel);border:1px solid var(--panel-line);border-radius:18px;padding:16px;backdrop-filter:blur(6px);display:flex;flex-direction:column;gap:6px}
.how-n{font-family:var(--display);font-weight:900;font-size:1.6rem;color:var(--accent)}
.how-step p{font-size:.9rem;color:var(--muted)}
@media (max-width:560px){.how{grid-template-columns:1fr}.how-step{flex-direction:row;align-items:center;gap:14px}.how-n{min-width:3.2ch}}
.legend-wrap{display:flex;flex-direction:column;gap:14px}
.legend{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
@media (max-width:560px){.legend{grid-template-columns:repeat(2,minmax(0,1fr))}}
.lg{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:14px;background:var(--panel);border:1px solid var(--panel-line)}
.lg .dot{flex:none}
.lg-name{font-weight:700;font-size:.92rem;line-height:1.2}
.lg-sub{font-size:.75rem;color:var(--muted)}
.lg-pts{margin-left:auto;padding-left:6px;font-family:var(--mono);font-weight:700}
.dot{width:14px;height:14px;border-radius:50%;background:var(--c);box-shadow:0 0 10px 2px var(--c),0 0 2px #fff inset}
.dot.lg-s{width:10px;height:10px}
.name-row{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.name-form{display:flex;gap:8px}
.name-form input{font:inherit;font-weight:700;background:transparent;border:0;border-bottom:1.5px dashed var(--panel-line);color:var(--ink);padding:6px 2px;width:12em;max-width:52vw}
.name-form input:focus{outline:none;border-bottom-color:var(--accent-2)}

/* round */
.round-top{display:flex;justify-content:space-between;align-items:center;gap:12px}
.pips{display:flex;gap:6px}
.pips span{width:28px;height:6px;border-radius:3px;background:rgba(160,185,255,.18);transition:background .4s}
.pips span.done{background:var(--accent-2)}
.pips span.now{background:var(--accent);box-shadow:0 0 10px var(--accent)}
.sky-stage{position:relative;width:100%;aspect-ratio:100/60;max-height:52vh;margin-inline:auto}
.links{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.links line{stroke:rgba(220,230,255,.85);stroke-width:2;vector-effect:non-scaling-stroke;stroke-linecap:round;filter:drop-shadow(0 0 4px rgba(150,200,255,.9));transition:all .12s ease-out}
.links.locked line{transition:all .45s cubic-bezier(.3,1.4,.5,1);stroke:#FFE7A3;stroke-width:3;filter:drop-shadow(0 0 8px rgba(255,210,120,1))}
.wstar{position:absolute;top:30%;transform:translate(-50%,-50%);display:flex;flex-direction:column;align-items:center;gap:10px;opacity:0}
.wstar.a{left:16%}.wstar.b{left:84%}
.wstar.in{animation:starin .7s cubic-bezier(.2,1.5,.4,1) forwards}
.wstar.b.in{animation-delay:.15s}
@keyframes starin{from{opacity:0;transform:translate(-50%,-50%) scale(.3)}to{opacity:1;transform:translate(-50%,-50%) scale(1)}}
.orb{width:22px;height:22px;border-radius:50%;background:radial-gradient(circle,#fff 0 25%,#9FD8FF 45%,rgba(159,216,255,0) 72%);box-shadow:0 0 30px 8px rgba(143,211,255,.35);animation:twinkle 2.6s ease-in-out infinite}
.wstar.b .orb{animation-delay:-1.3s}
.wlabel{font-family:var(--display);font-weight:700;font-size:clamp(1.05rem,4.4vw,1.9rem);white-space:nowrap;text-shadow:0 0 24px rgba(143,211,255,.55);position:absolute;top:calc(100% + 4px)}
.core{position:absolute;left:50%;top:78%;width:clamp(78px,18vw,110px);aspect-ratio:1;transform:translate(-50%,-50%);display:grid;place-items:center}
.ring{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg)}
.ring-bg{fill:none;stroke:rgba(160,185,255,.14);stroke-width:3}
.ring-fg{fill:none;stroke:var(--accent-2);stroke-width:3.5;stroke-linecap:round;stroke-dasharray:289.03;stroke-dashoffset:0;filter:drop-shadow(0 0 4px var(--accent-2))}
.core.low .ring-fg{stroke:var(--bad);filter:drop-shadow(0 0 6px var(--bad))}
.core.low .core-num{color:var(--bad);animation:beat 1s ease-in-out infinite}
@keyframes beat{0%,100%{transform:scale(1)}20%{transform:scale(1.25)}}
.core-orb{position:absolute;width:34%;aspect-ratio:1;border-radius:50%;background:radial-gradient(circle,rgba(255,255,255,.25),rgba(255,255,255,0) 70%);transition:all .4s}
.core.lit .core-orb{width:90%;background:radial-gradient(circle,#fff 0 18%,#FFE08A 40%,rgba(255,200,90,0) 72%);box-shadow:0 0 60px 20px rgba(255,200,90,.45)}
.core.lit .ring{opacity:0;transition:opacity .3s}
.core-num{position:relative;font-family:var(--mono);font-weight:700;font-size:1.25rem;font-variant-numeric:tabular-nums}
.core.lit .core-num{opacity:0}
.ans-form{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}
.ans-form input{flex:1 1 260px;min-width:0;max-width:440px;font:inherit;font-family:var(--display);font-weight:700;font-size:clamp(1.2rem,5vw,1.6rem);text-align:center;padding:14px 20px;border-radius:999px;border:1.5px solid var(--panel-line);background:rgba(10,15,40,.7);color:var(--ink);backdrop-filter:blur(8px);transition:border-color .2s,box-shadow .2s}
.ans-form input::placeholder{color:var(--faint)}
.ans-form input:focus{outline:none;border-color:var(--accent-2);box-shadow:0 0 0 4px rgba(143,211,255,.12),0 0 30px rgba(143,211,255,.2)}
.ans-form.shake{animation:shake .4s}
@keyframes shake{20%{transform:translateX(-9px)}40%{transform:translateX(8px)}60%{transform:translateX(-5px)}80%{transform:translateX(3px)}}
.err{text-align:center;color:var(--bad);min-height:1.5em;font-weight:600;margin-top:-18px}

/* reveal */
.reveal{display:flex;flex-direction:column;align-items:center;text-align:center;gap:10px;padding-top:10px;min-height:290px}
.rv-answer{font-family:var(--display);font-weight:900;font-size:clamp(2.2rem,11vw,4.4rem);line-height:1;letter-spacing:-.02em;overflow-wrap:anywhere;animation:ansin .6s cubic-bezier(.2,1.4,.4,1)}
.rv-answer.miss{color:var(--faint);font-size:clamp(1.6rem,7vw,2.6rem)}
@keyframes ansin{from{opacity:0;transform:scale(.6);filter:blur(8px)}to{opacity:1;transform:none;filter:none}}
.rv-count{font-family:var(--mono);color:var(--muted);font-variant-numeric:tabular-nums}
.rv-tier{display:flex;align-items:center;gap:12px;font-family:var(--display);font-weight:900;font-size:clamp(1.4rem,6vw,2.2rem);color:var(--c,var(--ink));text-shadow:0 0 30px var(--c);min-height:1.3em}
.rv-tier .dot{width:22px;height:22px}
.rv-tier.in{animation:tierin .7s cubic-bezier(.2,1.6,.4,1)}
@keyframes tierin{from{opacity:0;transform:scale(2.2);letter-spacing:.3em}to{opacity:1;transform:none}}
.rv-pts{font-family:var(--mono);font-weight:700;font-size:1.6rem;color:var(--c,var(--ink));font-variant-numeric:tabular-nums;min-height:1.3em}
.rv-note{color:var(--muted);max-width:46ch;min-height:1.5em}
.top-list{display:flex;flex-direction:column;gap:12px}
.bars{display:flex;flex-direction:column;gap:8px}
.bar{display:grid;grid-template-columns:minmax(0,10rem) 1fr 3.4rem;gap:12px;align-items:center;font-size:.92rem;opacity:0;animation:barin .5s ease-out forwards}
.bar .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bar .tr{height:8px;border-radius:4px;background:rgba(160,185,255,.12);overflow:hidden}
.bar .fl{display:block;height:100%;width:0;border-radius:4px;background:linear-gradient(90deg,#5F6B92,#9AA7CC);transition:width .9s cubic-bezier(.2,.8,.2,1)}
.bar.mine .fl{background:linear-gradient(90deg,#FFB35C,#FFE7A3);box-shadow:0 0 12px rgba(255,200,100,.6)}
.bar.mine .nm{font-weight:700;color:var(--accent)}
.bar .pc{font-family:var(--mono);text-align:right;color:var(--muted);font-variant-numeric:tabular-nums}
@keyframes barin{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:none}}
#rv-next{align-self:center}

/* results */
.res-hero{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px}
.constellation{width:100%;max-width:620px;height:auto;overflow:visible}
.constellation .cl{stroke:rgba(220,230,255,.6);stroke-width:.35;fill:none;stroke-dasharray:var(--len);stroke-dashoffset:var(--len);animation:draw .6s ease-out forwards}
.constellation .cs{transform-box:fill-box;transform-origin:center;opacity:0;animation:corein .6s cubic-bezier(.2,1.6,.4,1) forwards}
.constellation .ct{font-family:var(--body);font-weight:700;font-size:3.2px;fill:var(--ink);text-anchor:middle;opacity:0;animation:fadein .5s forwards}
.constellation .cp{font-family:var(--mono);font-size:2.4px;fill:var(--muted);text-anchor:middle;opacity:0;animation:fadein .5s forwards}
@keyframes fadein{to{opacity:1}}
.score-line{display:flex;align-items:baseline;gap:10px}
.score-big{font-family:var(--display);font-weight:900;font-size:clamp(3.6rem,17vw,6rem);line-height:.95;font-variant-numeric:tabular-nums;background:linear-gradient(180deg,#fff,#FFD36B);-webkit-background-clip:text;background-clip:text;color:transparent;filter:drop-shadow(0 0 30px rgba(255,200,100,.35))}
.score-of{font-family:var(--mono);color:var(--muted);font-size:1.1rem}
.actions{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.sharebox{width:100%;font-family:var(--mono);font-size:.9rem;border:1px solid var(--panel-line);border-radius:12px;background:var(--panel);color:var(--ink);padding:12px;resize:none}
.rows{display:flex;flex-direction:column;gap:10px}
.row{background:var(--panel);border:1px solid var(--panel-line);border-radius:18px;padding:14px 16px;display:flex;flex-direction:column;gap:6px;backdrop-filter:blur(6px);opacity:0;animation:barin .5s ease-out forwards}
.row-head{display:grid;grid-template-columns:auto 1fr auto;gap:2px 12px;align-items:center}
.row-head .dot{grid-row:span 2}
.row-pair{font-size:.82rem;color:var(--muted)}
.row-ans{font-family:var(--display);font-weight:700;font-size:1.15rem;overflow-wrap:anywhere;min-width:0}
.row-ans.miss{color:var(--faint);font-weight:500}
.row-pts{grid-row:span 2;font-family:var(--mono);font-weight:700;font-size:1.25rem;color:var(--c);font-variant-numeric:tabular-nums}
.row-sub{font-size:.84rem;color:var(--muted);display:flex;flex-wrap:wrap;gap:4px 12px}
.row-sub .tname{color:var(--c);font-weight:700}
.row details summary{cursor:pointer;font-size:.84rem;color:var(--muted);width:max-content;list-style:none}
.row details summary::before{content:"+ ";color:var(--accent-2)}
.row details[open] summary::before{content:"− "}
.row details .bars{margin-top:10px}
.row details .bar{opacity:1;animation:none}
.board{display:flex;flex-direction:column;gap:12px}
.lb{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:6px}
.lb li{display:grid;grid-template-columns:2.4rem 1fr auto;gap:12px;align-items:center;padding:10px 14px;border-radius:14px;background:var(--panel);border:1px solid var(--panel-line)}
.lb .rk{font-family:var(--mono);color:var(--muted)}
.lb li:nth-child(1) .rk{color:var(--t-supernova)}.lb li:nth-child(2) .rk{color:var(--t-moon)}.lb li:nth-child(3) .rk{color:#E7A06B}
.lb .nm{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;min-width:0;font-weight:600}
.lb .sc{font-family:var(--mono);font-weight:700;font-variant-numeric:tabular-nums}
.lb li.me{border-color:rgba(255,211,107,.5);box-shadow:0 0 24px -8px rgba(255,211,107,.6)}
.lb li.me .nm::after{content:"  you";color:var(--accent);font-size:.8rem}
.lb .empty{color:var(--muted);display:block}
.next-line{text-align:center;color:var(--muted)}

/* judge */
.judge{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px;padding-top:10px}
.jcard{width:min(100%,420px);padding:30px 22px;border-radius:24px;background:linear-gradient(160deg,rgba(40,50,110,.7),rgba(20,24,60,.7));border:1px solid var(--panel-line);display:flex;flex-direction:column;gap:12px;box-shadow:0 20px 60px -20px rgba(0,0,0,.8);transition:transform .45s cubic-bezier(.5,0,.5,1),opacity .45s}
.jcard.out-l{transform:translateX(-120%) rotate(-16deg);opacity:0}
.jcard.out-r{transform:translateX(120%) rotate(16deg);opacity:0}
.jcard.in{animation:ansin .45s cubic-bezier(.2,1.4,.4,1)}
.jpair{font-family:var(--mono);color:var(--muted);font-size:.95rem}
.janswer{font-family:var(--display);font-weight:900;font-size:clamp(1.8rem,9vw,2.8rem);overflow-wrap:anywhere}
.jbtns{display:flex;gap:12px;flex-wrap:wrap;justify-content:center}
.btn.vote{min-width:150px}
.btn.vote.no{background:rgba(255,107,127,.12);border:1px solid rgba(255,107,127,.5);color:#FFB3BE}
.btn.vote.yes{background:rgba(94,227,255,.12);border:1px solid rgba(94,227,255,.5);color:#BDF3FF}
.btn.vote:hover{transform:translateY(-2px)}

.toast{position:fixed;left:50%;bottom:max(24px,env(safe-area-inset-bottom));transform:translateX(-50%);background:rgba(20,26,60,.95);border:1px solid var(--panel-line);padding:12px 18px;border-radius:14px;z-index:20;max-width:calc(100% - 32px);box-shadow:0 10px 40px rgba(0,0,0,.6);animation:screenin .3s}

@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}

/* star map */
.smap{display:flex;flex-direction:column;gap:14px}
.smap-group{display:flex;flex-direction:column;gap:8px;opacity:0;animation:barin .5s ease-out forwards}
.smap-head{display:flex;align-items:center;gap:8px}
.smap-head .dot{width:10px;height:10px}
.smap-name{font-weight:700;color:var(--c);font-size:.9rem}
.smap-pts{font-family:var(--mono);font-size:.8rem;color:var(--muted)}
.smap-items{display:flex;flex-wrap:wrap;gap:6px}
.smap-item{display:inline-flex;align-items:baseline;gap:6px;padding:5px 11px;border-radius:999px;background:var(--panel);border:1px solid var(--panel-line);font-size:.9rem;font-weight:600}
.smap-item.unfound{color:var(--muted);font-weight:500}
.smap-pct{font-family:var(--mono);font-size:.72rem;color:var(--muted);font-weight:500}
.smap-item.mine{border-color:var(--c);color:var(--c);box-shadow:0 0 16px -4px var(--c);background:rgba(255,255,255,.04)}
.row details .smap{margin-top:12px}
.row details .smap-group{opacity:1;animation:none}

/* =====================================================================
   Retro pixel layer — pixel type, HUD, launch pad, scanlines.
   ===================================================================== */
:root{ --pixel:"Pixelify Sans","Courier New",monospace; --ui:"Silkscreen","Courier New",monospace; --neon:#8FD3FF; --gold:#FFD36B; }
/* CRT scanlines */
body::after{content:"";position:fixed;inset:0;z-index:40;pointer-events:none;background:repeating-linear-gradient(180deg,rgba(255,255,255,.025) 0 1px,transparent 1px 3px),repeating-linear-gradient(180deg,transparent 0 2px,rgba(0,0,0,.22) 2px 3px);mix-blend-mode:overlay;animation:crt 8s steps(2) infinite}
@keyframes crt{0%,100%{opacity:.9}50%{opacity:1}}
.atmo{position:fixed;left:0;right:0;bottom:0;height:55vh;z-index:0;pointer-events:none;background:linear-gradient(0deg,rgba(64,140,255,.38),rgba(64,140,255,.12) 45%,transparent);opacity:var(--atmo,1);transition:opacity 1.6s ease}

/* type */
.brand,.label,.meta,.fine.ui,.stat,.hud-lbl,.subtitle,.tagline,.hint,.panel-tag,.smap-name,.row-pair,.lg-sub,.next-line{font-family:var(--ui)}
.brand{font-weight:400;letter-spacing:.04em;font-size:.95rem}
.label{letter-spacing:.24em;font-size:.72rem}
.wlabel,.rv-answer,.rv-tier,.score-big,.how-n,.row-ans,.janswer,.lg-name,.core-num,.rv-pts,.lg-pts,.row-pts{font-family:var(--pixel)}
.score-big{letter-spacing:0}

/* square, pixel-edged surfaces */
.how-step,.lg,.row,.lb li,.smap-item,.stat,.icon-btn,.sharebox,.toast,.btn.tiny,.btn.ghost{border-radius:0}
.how-step,.lg,.row,.lb li{border-width:2px;background:rgba(8,14,40,.72)}
.icon-btn{border:2px solid rgba(143,211,255,.35);background:rgba(8,14,40,.8)}

/* home */
.hero{align-items:center;text-align:center;gap:10px;padding-top:24px}
.ptitle{font-family:var(--pixel);font-weight:700;font-size:clamp(2.5rem,10vw,5.8rem);line-height:1;letter-spacing:.03em;color:#F6F1FF;text-shadow:-3px 0 rgba(255,200,90,.95),3px 0 rgba(176,120,255,.95),0 0 34px rgba(170,140,255,.45);animation:titlein 1s cubic-bezier(.2,1.4,.4,1) both,glitch 7s 1.2s steps(1) infinite}
@keyframes titlein{from{opacity:0;transform:translateY(-20px) scale(.9);filter:blur(6px)}to{opacity:1;transform:none;filter:none}}
@keyframes glitch{0%,91%,100%{transform:none}92%{transform:translate(3px,-2px);text-shadow:-6px 0 rgba(255,200,90,.95),6px 0 rgba(176,120,255,.95)}94%{transform:translate(-3px,1px)}96%{transform:translate(1px,0);text-shadow:-2px 0 rgba(255,200,90,.95),2px 0 rgba(176,120,255,.95)}}
.subtitle{color:var(--t-comet);letter-spacing:.55em;font-size:clamp(.9rem,2.6vw,1.25rem);text-transform:uppercase;margin-top:8px;text-shadow:0 0 14px rgba(94,227,255,.6);padding-left:.55em}
.tagline{color:var(--muted);font-size:clamp(.66rem,1.9vw,.85rem);letter-spacing:.12em}
.launchpad{position:relative;width:100%;height:210px;margin-top:6px;overflow:hidden;pointer-events:none;-webkit-mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask-image:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.earth{position:absolute;left:-30%;right:-30%;top:150px;height:900px;border-radius:50%;background:radial-gradient(circle at 50% 0%,#58B6FF 0 6%,#2D7BD8 6% 18%,#1E5AB0 18% 32%,#15428A 32% 100%);box-shadow:0 -8px 0 0 rgba(140,210,255,.35),0 -22px 40px 6px rgba(80,160,255,.45)}
.earth::before{content:"";position:absolute;left:44%;top:14px;width:11%;height:10px;background:#3FA36B;box-shadow:24px 8px 0 #3FA36B,-30px 16px 0 #368C5C,60px 20px 0 #2F7D52,-70px 6px 0 #3FA36B;image-rendering:pixelated}
.pad-tower{position:absolute;left:calc(50% + 34px);bottom:58px;width:10px;height:110px;background:repeating-linear-gradient(180deg,#5F6B92 0 6px,#2A3358 6px 12px)}
.pad-tower::after{content:"";position:absolute;left:-26px;top:22px;width:26px;height:4px;background:#5F6B92}
.pad-rocket{position:absolute;left:50%;bottom:58px;width:60px;transform:translateX(-50%);filter:drop-shadow(0 0 10px rgba(255,180,90,.35))}
.pad-rocket svg,.gauge-rocket svg,.sprite svg{display:block;width:100%;height:auto;image-rendering:pixelated;shape-rendering:crispEdges}
.pad-rocket .flame{opacity:0}
.pad-rocket.launching{animation:liftoff 1.5s cubic-bezier(.6,0,.9,.4) forwards}
.pad-rocket.launching .flame,.gauge-rocket .flame{opacity:1;animation:flicker .12s steps(2) infinite}
@keyframes liftoff{0%{transform:translateX(-50%)}10%{transform:translate(calc(-50% + 2px),2px)}20%{transform:translate(calc(-50% - 2px),0)}100%{transform:translate(-50%,-140vh)}}
@keyframes flicker{50%{transform:scaleY(.7) translateY(-2px)}}
.launch-wrap{display:flex;flex-direction:column;gap:10px;width:min(560px,100%);margin-top:-6px;position:relative;z-index:2}
.launch-meta{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.btn.launch{width:100%;font-family:var(--ui);text-transform:uppercase;letter-spacing:.3em;font-size:clamp(.95rem,3.2vw,1.35rem);padding:22px 24px;background:rgba(8,14,40,.88);color:#EAF0FF;border:3px solid var(--neon);border-radius:0;box-shadow:inset 0 0 0 3px rgba(0,0,0,.55),0 0 22px rgba(143,211,255,.45),0 0 2px #fff;transition:box-shadow .2s,transform .15s,background .2s}
.btn.launch:hover:not(:disabled){background:rgba(18,30,72,.95);box-shadow:inset 0 0 0 3px rgba(0,0,0,.55),0 0 40px rgba(143,211,255,.75),0 0 2px #fff;transform:translateY(-2px)}
.btn.launch:active:not(:disabled){transform:translateY(1px)}
.btn.launch.pulse{animation:launchpulse 2.2s ease-in-out infinite}
@keyframes launchpulse{50%{box-shadow:inset 0 0 0 3px rgba(0,0,0,.55),0 0 46px rgba(143,211,255,.85),0 0 2px #fff}}
.btn.launch.small{width:auto;align-self:center;font-size:.95rem;padding:16px 30px;letter-spacing:.2em}
.how-n{font-weight:700}

/* HUD */
.hud{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px;margin-top:-8px}
.hud-box{justify-self:start;display:flex;flex-direction:column;gap:2px;min-width:150px;padding:10px 16px;background:rgba(8,14,40,.88);border:2px solid rgba(143,211,255,.35);clip-path:polygon(8px 0,calc(100% - 8px) 0,100% 8px,100% calc(100% - 8px),calc(100% - 8px) 100%,8px 100%,0 calc(100% - 8px),0 8px)}
.hud-box.right{justify-self:end;text-align:right}
.hud-lbl{font-size:.62rem;letter-spacing:.3em;text-transform:uppercase;color:var(--muted)}
.hud-val{font-family:var(--pixel);font-size:1.7rem;line-height:1.1;color:var(--t-comet);text-shadow:0 0 12px rgba(94,227,255,.55);font-variant-numeric:tabular-nums}
.hud-val.score{color:var(--gold);text-shadow:0 0 12px rgba(255,211,107,.55)}
.hud-val.bump{animation:bump .5s cubic-bezier(.2,1.6,.4,1)}
@keyframes bump{40%{transform:scale(1.25)}}
.hud-mid{display:flex;flex-direction:column;align-items:center;gap:6px}
.hud-pips{display:flex;gap:5px}
.hud-pips span{width:16px;height:16px;border:2px solid rgba(143,211,255,.5);background:rgba(8,14,40,.9)}
.hud-pips span.done{background:var(--t-comet);border-color:var(--t-comet);box-shadow:0 0 8px rgba(94,227,255,.6)}
.hud-pips span.now{background:var(--gold);border-color:var(--gold);animation:pip 1s steps(2) infinite}
@keyframes pip{50%{opacity:.45}}
@media (max-width:560px){.hud{gap:8px}.hud-box{min-width:0;padding:8px 10px}.hud-val{font-size:1.2rem}.hud-lbl{font-size:.55rem;letter-spacing:.18em}.hud-pips span{width:11px;height:11px}}
.round-top{display:none}

/* round */
.wlabel{font-weight:700;font-size:clamp(1.3rem,5vw,2.4rem);letter-spacing:.02em}
.hint{text-align:center;color:var(--muted);font-size:.72rem;letter-spacing:.22em;margin-top:-18px}
.ans-form{gap:0;align-items:stretch}
.ans-form input{border-radius:0;border:3px solid var(--t-comet);font-family:var(--pixel);font-weight:500;letter-spacing:.04em;text-align:left;padding:14px 18px;background:rgba(6,12,32,.9);box-shadow:inset 0 0 18px rgba(94,227,255,.12)}
.ans-form input:focus{border-color:#BDF3FF;box-shadow:inset 0 0 18px rgba(94,227,255,.2),0 0 22px rgba(94,227,255,.4)}
.btn.link-btn{border-radius:0;font-family:var(--ui);text-transform:uppercase;letter-spacing:.3em;font-size:1.1rem;padding:0 30px;background:var(--gold);color:#1A1205;border:3px solid #FFE7A3;box-shadow:0 0 22px rgba(255,200,90,.5);min-height:58px}
.btn.link-btn:hover:not(:disabled){background:#FFE08A;transform:translateY(-2px)}
@media (max-width:520px){.ans-form{gap:8px}.btn.link-btn{flex:1 1 100%}}

/* reveal panel */
.reveal.panel{background:rgba(8,14,40,.8);border:2px solid rgba(143,211,255,.3);padding:26px 20px 22px;clip-path:polygon(12px 0,calc(100% - 12px) 0,100% 12px,100% calc(100% - 12px),calc(100% - 12px) 100%,12px 100%,0 calc(100% - 12px),0 12px);min-height:0}
.panel-tag{color:var(--bad);letter-spacing:.35em;font-size:.72rem;text-transform:uppercase}
.rv-answer{font-weight:700}

/* pixel sprites */
.sprites{position:fixed;inset:0;z-index:0;pointer-events:none;overflow:hidden}
.sprite{position:absolute;opacity:.9}
.sprite.astro{width:46px;left:7%;top:58%;filter:drop-shadow(0 0 10px rgba(255,120,150,.55));animation:bob 5s ease-in-out infinite,driftx 40s linear infinite alternate}
.sprite.sat{width:64px;top:18%;left:-80px;animation:orbit 70s linear infinite;opacity:.75}
.sprite.planet{width:88px;right:14%;top:74%;opacity:.55;animation:bob 9s ease-in-out infinite}
@keyframes bob{50%{transform:translateY(-14px) rotate(-6deg)}}
@keyframes driftx{to{margin-left:6vw}}
@keyframes orbit{to{transform:translateX(calc(100vw + 160px))}}
@media (max-width:700px){.sprite.planet{display:none}.sprite.astro{width:34px;left:4%;top:76%}}

/* altitude gauge */
.gauge{position:fixed;right:max(18px,env(safe-area-inset-right));top:20vh;height:60vh;width:74px;z-index:2;pointer-events:none}
.gauge-scale{position:absolute;right:20px;top:0;bottom:0;width:2px;background:rgba(143,211,255,.3)}
.gauge-scale span{position:absolute;right:0;width:10px;height:2px;background:rgba(143,211,255,.45)}
.gauge-scale span.major{width:18px}
.gauge-scale b{position:absolute;right:24px;transform:translateY(-50%);font-family:var(--ui);font-weight:400;font-size:.55rem;color:var(--faint);white-space:nowrap}
.gauge-rocket{position:absolute;right:6px;width:30px;bottom:calc(var(--p,0) * 100%);transform:translateY(50%);transition:bottom 1.4s cubic-bezier(.3,1.2,.5,1);filter:drop-shadow(0 0 8px rgba(255,180,90,.6))}
@media (max-width:1100px){.gauge{display:none}}