:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#05060a;--bg-2:#0a0f1c;--card:#0c111ed1;--card-border:#50dcff2e;--text:#eaf6ff;--muted:#8294b4;--cyan:#22d3ee;--magenta:#f472b6;--gold:#fde047;--green:#34d399;--red:#fb5e7e;--glow-cyan:0 0 18px #22d3ee8c, 0 0 42px #22d3ee47;--glow-magenta:0 0 18px #f472b68c, 0 0 42px #f472b647;--font-mono:ui-monospace, "SF Mono", "JetBrains Mono", "Fira Code", monospace}*{box-sizing:border-box}html,body{min-height:100%;color:var(--text);background:radial-gradient(1200px 600px at 50% -10%, #22d3ee1a, transparent 60%), radial-gradient(900px 500px at 100% 0%, #f472b61a, transparent 55%), linear-gradient(180deg, var(--bg-2), var(--bg) 60%);background-attachment:fixed;margin:0;font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}body:before{content:"";pointer-events:none;z-index:0;background-image:linear-gradient(#78c8ff09 1px,#0000 1px),linear-gradient(90deg,#78c8ff09 1px,#0000 1px);background-size:44px 44px;position:fixed;inset:0;-webkit-mask-image:radial-gradient(circle at 50% 30%,#000 0,#0000 80%);mask-image:radial-gradient(circle at 50% 30%,#000 0,#0000 80%)}button,input{font:inherit}button{cursor:pointer;border:0}button:disabled{cursor:not-allowed;opacity:.5}.shell{z-index:1;width:min(1120px,100%);margin:0 auto;padding:20px;position:relative}.card{background:var(--card);border:1px solid var(--card-border);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:22px;position:relative;box-shadow:0 24px 80px #00000080,inset 0 1px #ffffff0a}.hero{gap:18px;margin-bottom:16px;padding:22px;display:grid}.eyebrow{color:var(--cyan);font-family:var(--font-mono);letter-spacing:.32em;text-transform:uppercase;text-shadow:var(--glow-cyan);margin:0 0 10px;font-size:.72rem;font-weight:700;display:inline-block}h1,h2{margin:0;line-height:1.02}h1{letter-spacing:-.02em;background:linear-gradient(92deg, var(--cyan), #fff 45%, var(--magenta));color:#0000;text-shadow:0 0 40px #22d3ee40;-webkit-background-clip:text;background-clip:text;max-width:760px;font-size:clamp(2.2rem,8vw,4.6rem);font-weight:900}h2{font-size:1.7rem;font-weight:800}.summary{color:var(--muted);max-width:720px;font-size:1.02rem;line-height:1.6}.nameBox{flex-direction:column;align-items:stretch;gap:10px;display:flex}.nameBox p{color:var(--text);margin:0;font-weight:700}.nameInput{color:var(--muted);letter-spacing:.12em;text-transform:uppercase;gap:8px;font-size:.78rem;font-weight:800;display:grid}.nameInput input{border:1px solid var(--card-border);width:100%;color:var(--text);background:#00000059;border-radius:14px;padding:13px 14px;font-weight:800}.nameInput input:focus{border-color:var(--cyan);box-shadow:var(--glow-cyan);outline:none}.primary,.secondary,.coinButtons button{letter-spacing:.01em;border-radius:14px;min-height:54px;padding:15px 18px;font-weight:900;transition:transform 80ms,box-shadow .2s,background .2s}.primary,.secondary,.coinButtons button,.chip{-webkit-tap-highlight-color:transparent}.primary:active:not(:disabled),.secondary:active:not(:disabled),.coinButtons button:active:not(:disabled),.chip:active:not(:disabled){transform:translateY(2px)scale(.98)}.primary{color:#021018;box-shadow:var(--glow-cyan);text-transform:uppercase;background:linear-gradient(#38e0f5,#1aa6c4)}.primary:hover:not(:disabled){box-shadow:0 0 24px #22d3eecc,0 0 60px #22d3ee66}.secondary{color:var(--text);border:1px solid var(--card-border);background:#ffffff0d}.secondary:hover:not(:disabled){border-color:var(--cyan)}.wide{width:100%}.grid{gap:16px;display:grid}.gameCard,.scoreboard{padding:20px;overflow:hidden}.gameCard.flash-win{animation:.85s ease-out flashWin}.gameCard.flash-lose{animation:.6s ease-out flashLose}@keyframes flashWin{0%{box-shadow:0 0 #34d39900}25%{box-shadow:0 0 60px #34d3998c,inset 0 0 60px #34d39940}to{box-shadow:0 24px 80px #00000080}}@keyframes flashLose{0%,to{transform:translate(0);box-shadow:0 24px 80px #00000080}15%{transform:translate(-9px);box-shadow:0 0 40px #fb5e7e80}30%{transform:translate(8px)}45%{transform:translate(-6px)}60%{transform:translate(4px)}75%{transform:translate(-2px)}}.statusRow{grid-template-columns:1fr 1fr;gap:12px;margin-bottom:18px;display:grid}.statusRow div{background:#ffffff0a;border:1px solid #ffffff0f;border-radius:16px;padding:14px 16px}.statusRow span{color:var(--muted);letter-spacing:.16em;text-transform:uppercase;margin-bottom:6px;font-size:.74rem;display:block}.statusRow strong{font-family:var(--font-mono);letter-spacing:-.01em;font-size:clamp(1.7rem,8vw,2.7rem);font-weight:800}.statusRow .balance strong{color:var(--gold);text-shadow:0 0 24px #fde04759}.statusRow .timer.danger{border-color:#fb5e7e99}.statusRow .timer.danger strong{color:var(--red);animation:1s ease-in-out infinite timerPulse}@keyframes timerPulse{0%,to{text-shadow:0 0 10px #fb5e7e66;opacity:1}50%{text-shadow:0 0 26px #fb5e7ee6;opacity:.7}}.coinStage{perspective:900px;place-items:center;padding:14px 0 20px;display:grid}.coin{width:132px;height:132px;transform-style:preserve-3d;will-change:transform;transition:transform 1.15s cubic-bezier(.18,.74,.22,1);position:relative}.coin.charging{animation:.5s ease-in-out infinite coinCharge}@keyframes coinCharge{0%,to{transform:rotateY(0)scale(1)}50%{transform:rotateY(180deg)scale(1.06)}}.coinFace{backface-visibility:hidden;font-size:2.7rem;font-weight:900;font-family:var(--font-mono);border-radius:50%;place-items:center;display:grid;position:absolute;inset:0}.coinFace .label{letter-spacing:.18em;opacity:.85;font-family:ui-sans-serif,system-ui,sans-serif;font-size:.62rem;position:absolute;bottom:14px}.coinFace.heads{color:#04222b;box-shadow:var(--glow-cyan), inset 0 0 22px #ffffff80;background:radial-gradient(circle at 35% 30%,#b9f6ff,#22d3ee 55%,#0e7c92);border:3px solid #baf6ffb3}.coinFace.tails{color:#2a0a1c;box-shadow:var(--glow-magenta), inset 0 0 22px #ffffff80;background:radial-gradient(circle at 35% 30%,#ffd2ec,#f472b6 55%,#a23070);border:3px solid #ffd2ecb3;transform:rotateY(180deg)}.coin.win{animation:.85s ease-out coinWin}@keyframes coinWin{0%{filter:brightness()}30%{filter:brightness(1.6)drop-shadow(0 0 30px #34d399cc)}to{filter:brightness()}}.betPanel{gap:14px;display:grid}.coinButtons{grid-template-columns:1fr 1fr;gap:10px;display:grid}.coinButtons button{color:var(--text);text-transform:uppercase;letter-spacing:.05em;background:#ffffff0d;border:1px solid #0000}.coinButtons button.selectedHeads{border-color:var(--cyan);color:var(--cyan);box-shadow:var(--glow-cyan);background:#22d3ee29}.coinButtons button.selectedTails{border-color:var(--magenta);color:var(--magenta);box-shadow:var(--glow-magenta);background:#f472b629}.chips{grid-template-columns:repeat(4,1fr);gap:8px;display:grid}.chip{min-height:46px;font-weight:900;font-family:var(--font-mono);color:var(--text);background:#ffffff0d;border:1px dashed #ffffff38;border-radius:999px;padding:8px 6px;transition:transform 80ms,box-shadow .2s,border-color .2s}.chip:hover:not(:disabled){border-color:var(--cyan);box-shadow:0 0 16px #22d3ee59}.chip.allin{border-style:solid;border-color:var(--gold);color:var(--gold)}.chip.allin:hover:not(:disabled){border-color:var(--gold);box-shadow:0 0 18px #fde04780}.ratioChips .chip{letter-spacing:-.01em;font-size:.78rem}.chip.ratio{color:var(--green);border-style:solid;border-color:#34d3995c}.chip.ratio:hover:not(:disabled){border-color:var(--green);box-shadow:0 0 16px #34d39959}.betInput{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;gap:8px;font-size:.82rem;font-weight:700;display:grid}.betInput input{border:1px solid var(--card-border);width:100%;color:var(--text);font-family:var(--font-mono);background:#00000059;border-radius:14px;padding:15px 16px;font-size:1.3rem;font-weight:800}.betInput input:focus{border-color:var(--cyan);box-shadow:var(--glow-cyan);outline:none}.message{min-height:46px;color:var(--cyan);align-items:center;font-size:1.02rem;font-weight:800;line-height:1.4;display:flex}.message.win{color:var(--green);text-shadow:0 0 18px #34d39966}.message.lose{color:var(--red)}.hint{color:var(--muted);text-align:center;font-size:.88rem;line-height:1.45}.history{gap:8px;margin-top:4px;display:grid}.history .histLabel{color:var(--muted);letter-spacing:.18em;text-transform:uppercase;font-size:.7rem}.histDots{flex-wrap:wrap;align-items:center;gap:7px;min-height:26px;display:flex}.histDot{width:22px;height:22px;font-size:.62rem;font-weight:900;font-family:var(--font-mono);border:1.5px solid;border-radius:50%;place-items:center;animation:.35s ease-out dotPop;display:grid}.histDot.win{color:var(--green);border-color:var(--green);background:#34d39924}.histDot.lose{color:var(--red);background:#fb5e7e14;border-color:#fb5e7e80}.histDot.latest{transform:scale(1.12);box-shadow:0 0 12px}@keyframes dotPop{0%{opacity:0;transform:scale(.2)}to{opacity:1;transform:scale(1)}}.histEmpty{color:var(--muted);font-size:.82rem}.scoreHeader{justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px;display:flex}.empty{color:var(--muted);border:1px dashed var(--card-border);text-align:center;border-radius:16px;padding:22px;line-height:1.5}ol{gap:9px;margin:0;padding:0;list-style:none;display:grid}li{background:#ffffff0a;border:1px solid #ffffff0d;border-radius:14px;grid-template-columns:auto 1fr auto;align-items:center;gap:10px;padding:13px 14px;display:grid}li.top1{border-color:#fde04780;box-shadow:0 0 22px #fde0471f}li.top1 .rank{color:var(--gold);text-shadow:0 0 14px #fde04780}.rank{font-family:var(--font-mono);color:var(--cyan);min-width:2.2ch;font-weight:900}.player{text-overflow:ellipsis;white-space:nowrap;color:var(--text);font-weight:600;overflow:hidden}li strong{font-family:var(--font-mono);color:var(--gold)}@media (min-width:820px){.shell{padding:36px}.hero{grid-template-columns:1fr auto;align-items:end;padding:34px}.grid{grid-template-columns:minmax(0,1.15fr) minmax(320px,.85fr);align-items:start}.gameCard,.scoreboard{padding:26px}.coin{width:156px;height:156px}}@media (prefers-reduced-motion:reduce){.coin{transition:none}.coin.charging,.coin.win,.gameCard.flash-win,.gameCard.flash-lose,.statusRow .timer.danger strong,.histDot{animation:none}}