:root{color-scheme:dark;--ground:#0c1320;--panel:#131d30;--line:#2a3d61;--text:#e9eef7;--muted:#a3b9d5;--cyan:#38c8f2;--coral:#ff8559;--gold:#ffcb68;font-family:'Segoe UI',system-ui,sans-serif;font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:radial-gradient(ellipse at 50% 0,#192b45 0,transparent 65%),var(--ground);color:var(--text);min-height:100vh}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.55}button:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid var(--gold);outline-offset:4px}[hidden]{display:none!important}.wrap{max-width:1440px;margin:auto;padding:24px 32px}header{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:26px}.brand{display:flex;align-items:center;gap:28px}.stx{font-size:30px;font-weight:950;font-style:italic;padding-right:28px;border-right:1px solid #607d9f}h1{font-size:clamp(24px,3.1vw,42px);letter-spacing:-1.5px;margin:0;font-weight:850}h1 span,.intro h2 span{color:var(--cyan)}nav,.row{display:flex;gap:10px;align-items:center}button.primary,button.quiet{border-radius:12px;padding:13px 20px;font-weight:700;font-size:16px;min-height:48px}.primary{border:1px solid var(--cyan);background:var(--cyan);color:#071524}.primary:hover{background:#6cd9fa}.quiet{background:#101e31;color:var(--text);border:1px solid #58799e}.quiet:hover{background:#203750}.panel{border:1px solid #2d4e73;background:linear-gradient(125deg,#14243a,#101d30);border-radius:20px;box-shadow:inset 0 1px #ffffff06}.opponent{display:flex;align-items:center;justify-content:space-between;padding:20px 28px;gap:25px;min-height:142px}.who{display:flex;align-items:center;gap:22px}.who h2{color:var(--cyan);font-size:24px;margin:0}.who p{margin:6px 0 0;color:var(--muted);font-size:18px}.robot{width:78px;height:62px;border:6px solid #84b4e3;border-radius:24px;background:#071522;position:relative;display:flex;align-items:center;justify-content:center;gap:13px;box-shadow:0 0 0 8px #071522}.robot:before{content:'';position:absolute;width:6px;height:22px;top:-26px;background:#84b4e3;border-radius:6px}.robot:after{content:'';position:absolute;width:13px;height:13px;border-radius:50%;background:var(--cyan);top:-33px}.robot i{display:block;width:14px;height:16px;border-radius:7px;background:var(--cyan)}.robot.large{width:100px;height:76px;margin:24px 10px 35px}.robot.large i{width:19px;height:22px}.backs{display:flex;gap:8px}.back{height:88px;width:59px;border:2px solid var(--cyan);border-radius:8px;background:repeating-linear-gradient(135deg,#10283f 0,#10283f 14px,#1d3e59 15px,#10283f 16px);display:grid;place-items:center}.back:after{content:'';width:15px;height:15px;border:1px solid var(--cyan);transform:rotate(45deg);border-radius:3px}.opponent-stacks{display:flex;gap:18px}.mini-label{display:block;font-size:11px;text-transform:uppercase;letter-spacing:2px;color:var(--muted);margin-bottom:8px}.board{padding:22px 40px 30px;margin-top:18px}.board h2{text-align:center;text-transform:uppercase;letter-spacing:4px;font-size:14px;color:var(--muted);margin:0 0 22px;display:flex;gap:20px;align-items:center;justify-content:center}.board h2:before,.board h2:after{content:'';height:1px;background:#58799e;flex:1;max-width:220px}.builds{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;max-width:920px;margin:auto}.pile{text-align:center}.pile small{display:block;color:var(--muted);margin-top:12px;font-size:13px}.playing-card{--accent:var(--coral);position:relative;display:inline-grid;place-items:center;width:88px;height:124px;flex-shrink:0;background:#f1f6fc;color:#092039;border:2px solid var(--accent);border-radius:12px;padding:0;box-shadow:0 4px 0 #081323,0 6px 0 #3a5069;vertical-align:top;transition:transform .15s,outline-color .15s}.playing-card:before{content:'';position:absolute;inset:10px;border-top:2px solid var(--accent);border-bottom:2px solid var(--accent);clip-path:polygon(30% 0,100% 0,100% 20%,70% 20%,70% 80%,100% 80%,100% 100%,0 100%,0 80%,30% 80%,30% 20%,0 20%,0 0)}.playing-card b,.playing-card em{position:absolute;font-size:14px;font-style:normal;color:#b04426;font-weight:800}.playing-card b{top:7px;left:8px}.playing-card em{bottom:7px;right:8px}.playing-card span{font-weight:850;font-size:48px;line-height:1;letter-spacing:-2px}.cyan{--accent:var(--cyan)}.cyan b,.cyan em{color:#08739a}.gold{--accent:var(--gold)}.gold b,.gold em{color:#7d5600}.builds .playing-card{width:145px;height:200px}.builds .playing-card span{font-size:86px}.builds .playing-card b,.builds .playing-card em{font-size:22px}.small.playing-card{width:43px;height:60px;border-radius:6px;box-shadow:none}.small.playing-card span{font-size:25px;letter-spacing:-1px}.small.playing-card b,.small.playing-card em,.small.playing-card:before{display:none}.playing-card.empty{background:#102238;color:var(--muted);border:1px dashed #6383a4;box-shadow:none}.playing-card.empty:before{display:none}.playing-card.empty span{font-size:25px;letter-spacing:0;font-weight:500}.small.empty span{font-size:19px}.playing-card.selected{outline:3px solid var(--gold);outline-offset:4px;transform:translateY(-9px)}.playing-card.target{outline:3px solid var(--cyan);outline-offset:4px}.playing-card:disabled{opacity:1}.playing-card:not(:disabled):hover{transform:translateY(-5px)}.playing-card.selected:hover{transform:translateY(-9px)}.turn-status{text-align:center;padding:20px 8px}.turn-status h2{font-size:27px;color:var(--coral);margin:0 0 6px}.turn-status p{margin:0;color:var(--muted);font-size:16px}.own{display:grid;grid-template-columns:150px 1.1fr 1fr;padding:24px 26px;gap:28px}.own h2{font-size:12px;text-transform:uppercase;letter-spacing:3px;color:var(--muted);margin:0 0 18px}.hand-area,.discards-area{padding-left:26px;border-left:1px solid var(--line)}.own .row{gap:9px}.muted{font-size:13px;color:var(--muted);line-height:1.6}.own .muted{margin:12px 0 0}.table-footer{display:flex;justify-content:space-between;gap:20px;align-items:center;min-height:70px}.table-footer p{font-size:14px;color:var(--muted);margin:14px 0;max-width:75ch}.table-footer>div{display:flex;gap:8px}.footnote{text-align:center;font-size:11px;letter-spacing:.5px;color:#8297b3;margin:24px 0 4px}.lobby{display:grid;grid-template-columns:1.2fr 1fr;gap:70px;align-items:center;padding:70px 60px;min-height:670px}.intro h2{font-size:clamp(28px,3.7vw,48px);line-height:1.15;letter-spacing:-1.6px;margin:0 0 20px}.intro p{color:var(--muted);font-size:18px;max-width:420px;line-height:1.7}.demo-cards{display:flex;margin:30px 0 0 20px}.demo-cards>div:first-child{transform:rotate(-12deg)}.demo-cards>div:last-child{transform:rotate(12deg)}.demo-cards>div{width:100px;height:140px}.setup{display:grid;gap:14px;padding:34px;background:var(--panel);border:1px solid var(--line);border-radius:20px}.setup h2{font-size:25px;margin:0 0 10px;letter-spacing:-.5px}.setup label{font-size:14px;font-weight:600;margin-top:8px}input,select{width:100%;min-width:0;border:1px solid #557193;border-radius:9px;background:#091524;color:var(--text);padding:13px 14px;font-size:16px}.setup .primary{margin-top:14px}.setup .muted{margin:6px 0 0;text-align:center}.join{max-width:500px;margin:100px auto}.invitation{display:flex;align-items:center;gap:20px;background:#153144;border:1px solid #3984a5;border-radius:16px;padding:22px;margin-bottom:20px}.invitation h2{font-size:20px;margin:0 0 6px}.invitation p{margin:0;font-size:14px;color:var(--muted)}.invitation input{flex:1}.invitation>div{flex:1}.invitation button{white-space:nowrap}dialog{color:var(--text);background:var(--panel);border:1px solid #486788;border-radius:20px;max-width:640px;width:calc(100% - 32px);padding:0;max-height:90dvh}dialog::backdrop{background:#020812c9;backdrop-filter:blur(5px)}.dialog-inner{padding:30px;line-height:1.7}.dialog-inner h2{font-size:28px;line-height:1.2;margin:14px 0 24px}.dialog-inner li{padding:7px 0}.dialog-inner ol{padding-left:24px}.close{float:right;margin:0 0 14px 14px}#error{background:#4a2127;color:#ffe2e3;border:1px solid #b45b69;border-radius:10px;padding:14px 18px}.busy{cursor:progress}
@media(min-width:1250px){.own{grid-template-columns:160px 1.15fr 1fr}.own .playing-card{width:84px;height:118px}.own .discards-area .playing-card{width:76px;height:108px}}
@media(max-width:1100px){.wrap{padding:22px}.stx{display:none}.brand{gap:0}.opponent{gap:20px;padding:20px}.opponent-stacks{gap:10px}.backs{display:none}.own{grid-template-columns:110px 1fr;gap:24px}.discards-area{grid-column:2;padding-top:16px;border-top:1px solid var(--line)}.stock-area{grid-row:span 2}.hand-area{align-self:end}.playing-card{width:80px;height:112px}.lobby{padding:45px 15px;gap:40px}}
@media(max-width:650px){.wrap{padding:16px 12px}header{gap:12px;align-items:flex-start;margin-bottom:18px}h1{font-size:25px;letter-spacing:-1px;max-width:170px;line-height:1.1}header nav{gap:6px}header button.primary,header button.quiet{padding:9px 10px;font-size:12px;min-height:42px}.opponent{padding:18px 14px;gap:12px;flex-wrap:wrap;border-radius:14px}.who{gap:14px}.who h2{font-size:18px}.who p{font-size:13px}.robot{width:52px;height:42px;border-width:4px;border-radius:15px;gap:8px;box-shadow:0 0 0 4px #071522}.robot:before{top:-15px;height:12px;width:4px}.robot:after{width:8px;height:8px;top:-20px}.robot i{width:9px;height:11px}.opponent-stacks{gap:12px}.opponent-stacks .row{gap:4px}.small.playing-card{width:29px;height:42px}.small.playing-card span{font-size:20px}.mini-label{letter-spacing:1px;font-size:9px;margin-bottom:4px}.board{padding:18px 12px 20px;border-radius:14px;margin-top:12px}.board h2{font-size:10px;letter-spacing:1.5px;gap:8px;margin-bottom:18px}.builds{gap:10px}.builds .playing-card{width:100%;height:auto;aspect-ratio: .71;max-height:145px;border-radius:8px}.builds .playing-card span{font-size:clamp(32px,10vw,54px)}.builds .playing-card b,.builds .playing-card em{font-size:12px}.pile small{font-size:10px;margin-top:9px}.turn-status{padding:17px 4px}.turn-status h2{font-size:22px}.turn-status p{font-size:13px;min-height:36px;line-height:1.4}.own{padding:18px 12px;grid-template-columns:62px minmax(0,1fr);gap:16px;border-radius:14px}.own h2{font-size:9px;letter-spacing:1.3px;margin-bottom:13px;white-space:nowrap}.hand-area,.discards-area{padding-left:12px}.own .row{gap:5px}.own .playing-card{width:calc((100% - 20px)/5);height:auto;aspect-ratio:.7;min-height:61px;border-radius:7px;max-width:75px}.own #stock .playing-card{width:60px;min-height:85px}.own .playing-card span{font-size:clamp(24px,7vw,36px);letter-spacing:-1px}.own .playing-card b,.own .playing-card em{font-size:9px}.own .playing-card b{top:4px;left:5px}.own .playing-card em{bottom:4px;right:5px}.own .playing-card:before{inset:6px}.own .discards-area .playing-card{width:calc((100% - 15px)/4);max-width:67px}.own .muted{font-size:10px;line-height:1.4}.discards-area{padding-top:15px}.table-footer{gap:10px;align-items:flex-start}.table-footer p{font-size:12px;margin-top:16px}.table-footer button.quiet{font-size:13px;padding:10px 14px;margin-top:10px}.lobby{display:block;padding:28px 10px}.intro h2{font-size:34px}.intro p{font-size:16px}.demo-cards{display:none}.robot.large{margin:15px 8px 28px;width:65px;height:50px}.robot.large i{width:12px;height:15px}.setup{padding:22px;margin-top:28px}.setup h2{font-size:22px}.invitation{display:block;padding:18px}.invitation input{margin:14px 0 10px}.invitation button{width:100%}.join{margin:45px auto}.dialog-inner{padding:22px}.dialog-inner h2{font-size:24px}}
.playing-card.empty b,.playing-card.empty em{display:none}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}