/*! tailwindcss v4.2.1 | MIT License | https://tailwindcss.com */
@layer theme{:root,:host{--font-sans:ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--spacing:.25rem;--default-transition-duration:.15s;--default-transition-timing-function:cubic-bezier(.4, 0, .2, 1);--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono)}}@layer base{*,:after,:before{box-sizing:border-box;border:0 solid;margin:0;padding:0}::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,ui-sans-serif, system-ui, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji");font-feature-settings:var(--default-font-feature-settings,normal);font-variation-settings:var(--default-font-variation-settings,normal);-webkit-tap-highlight-color:transparent}hr{height:0;color:inherit;border-top-width:1px}abbr:where([title]){-webkit-text-decoration:underline dotted;text-decoration:underline dotted}h1,h2,h3,h4,h5,h6{font-size:inherit;font-weight:inherit}a{color:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;-webkit-text-decoration:inherit;text-decoration:inherit}b,strong{font-weight:bolder}code,kbd,samp,pre{font-family:var(--default-mono-font-family,ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace);font-feature-settings:var(--default-mono-font-feature-settings,normal);font-variation-settings:var(--default-mono-font-variation-settings,normal);font-size:1em}small{font-size:80%}sub,sup{vertical-align:baseline;font-size:75%;line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}table{text-indent:0;border-color:inherit;border-collapse:collapse}:-moz-focusring{outline:auto}progress{vertical-align:baseline}summary{display:list-item}ol,ul,menu{list-style:none}img,svg,video,canvas,audio,iframe,embed,object{vertical-align:middle;display:block}img,video{max-width:100%;height:auto}button,input,select,optgroup,textarea{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}::file-selector-button{font:inherit;font-feature-settings:inherit;font-variation-settings:inherit;letter-spacing:inherit;color:inherit;opacity:1;background-color:#0000;border-radius:0}:where(select:is([multiple],[size])) optgroup{font-weight:bolder}:where(select:is([multiple],[size])) optgroup option{padding-inline-start:20px}::file-selector-button{margin-inline-end:4px}::placeholder{opacity:1}@supports (not ((-webkit-appearance:-apple-pay-button))) or (contain-intrinsic-size:1px){::placeholder{color:currentColor}@supports (color:color-mix(in lab, red, red)){::placeholder{color:color-mix(in oklab, currentcolor 50%, transparent)}}}textarea{resize:vertical}::-webkit-search-decoration{-webkit-appearance:none}::-webkit-date-and-time-value{min-height:1lh;text-align:inherit}::-webkit-datetime-edit{display:inline-flex}::-webkit-datetime-edit-fields-wrapper{padding:0}::-webkit-datetime-edit{padding-block:0}::-webkit-datetime-edit-year-field{padding-block:0}::-webkit-datetime-edit-month-field{padding-block:0}::-webkit-datetime-edit-day-field{padding-block:0}::-webkit-datetime-edit-hour-field{padding-block:0}::-webkit-datetime-edit-minute-field{padding-block:0}::-webkit-datetime-edit-second-field{padding-block:0}::-webkit-datetime-edit-millisecond-field{padding-block:0}::-webkit-datetime-edit-meridiem-field{padding-block:0}::-webkit-calendar-picker-indicator{line-height:1}:-moz-ui-invalid{box-shadow:none}button,input:where([type=button],[type=reset],[type=submit]){-webkit-appearance:button;appearance:button}::file-selector-button{-webkit-appearance:button;appearance:button}::-webkit-inner-spin-button{height:auto}::-webkit-outer-spin-button{height:auto}[hidden]:where(:not([hidden=until-found])){display:none!important}}@layer components;@layer utilities{.visible{visibility:visible}.start{inset-inline-start:var(--spacing)}.end{inset-inline-end:var(--spacing)}.hidden{display:none}.table{display:table}.transition{transition-property:color,background-color,border-color,outline-color,text-decoration-color,fill,stroke,--tw-gradient-from,--tw-gradient-via,--tw-gradient-to,opacity,box-shadow,transform,translate,scale,rotate,filter,-webkit-backdrop-filter,backdrop-filter,display,content-visibility,overlay,pointer-events;transition-timing-function:var(--tw-ease,var(--default-transition-timing-function));transition-duration:var(--tw-duration,var(--default-transition-duration))}}:root{--paper:#ded8ca;--paper-bright:#f4efe4;--muted:#8a8a82;--line:#ded8ca21;--line-strong:#ded8ca40;--moss:#6f8171;--moss-bright:#a7b4a4;--umber:#322d28;--light-square:#bcb5a5;--dark-square:#4d5d50}*{box-sizing:border-box}html,body{min-height:100%}body{color:var(--paper);background:#0c0e0e;margin:0;font-family:Helvetica Neue,Helvetica,Arial,sans-serif}button,a{color:inherit;font:inherit}button{-webkit-tap-highlight-color:transparent}.game-shell{background:radial-gradient(at 34% 37%,#7e927c29,#0000 28%),radial-gradient(at 50% 115%,#765a3a1c,#0000 38%),linear-gradient(118deg,#171a18 0%,#0c0e0e 57%,#101211 100%);grid-template:86px minmax(0,1fr)/minmax(620px,1fr) minmax(360px,28vw);min-height:100svh;display:grid;overflow:hidden}.game-shell:after{content:"";z-index:20;pointer-events:none;opacity:.12;mix-blend-mode:soft-light;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.95' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");position:fixed;inset:0}.topbar{border-bottom:1px solid var(--line);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);z-index:5;background:#0a0c0b9e;grid-column:1/-1;justify-content:space-between;align-items:center;padding:0 clamp(24px,3.4vw,58px);display:flex}.brand{-webkit-appearance:none;appearance:none;cursor:pointer;text-align:left;background:0 0;border:0;align-items:center;gap:14px;padding:0;display:flex}.brand>span:last-child{gap:4px;display:grid}.brand b{letter-spacing:.27em;font-size:10px;font-weight:600}.brand small{color:#72756f;letter-spacing:.02em;font:italic 9px/1 Georgia,serif}.brand-mark{width:30px;height:36px;transition:transform .4s cubic-bezier(.2,.8,.2,1);display:block;position:relative}.brand-mark i{background:var(--paper);display:block;position:absolute;left:50%;transform:translate(-50%)}.brand-mark i:first-child{border-radius:50%;width:9px;height:9px;top:2px}.brand-mark i:nth-child(2){clip-path:polygon(42% 0,72% 0,100% 100%,0 100%);border-radius:50% 50% 24% 24%;width:17px;height:20px;top:9px}.brand-mark i:nth-child(3){width:27px;height:5px;box-shadow:0 -4px 0 -1px var(--paper);border-radius:50%;bottom:1px}.brand:hover .brand-mark{transform:translateY(-2px)rotate(-3deg)}.match-pill,.connection-status{color:#898c85;letter-spacing:.18em;text-transform:uppercase;align-items:center;gap:9px;font-size:8px;font-weight:600;display:flex}.match-pill i,.connection-status i{background:#565a55;border-radius:50%;width:5px;height:5px}.match-pill i,.connection-status.ready i{background:var(--moss-bright);box-shadow:0 0 0 4px #a7b4a414}.match-pill em{color:#474a46;font-style:normal}.new-game-button{-webkit-appearance:none;appearance:none;cursor:pointer;color:#a5a79f;letter-spacing:.17em;text-transform:uppercase;background:0 0;border:0;border-bottom:1px solid #454842;padding:8px 0 6px;font-size:8px;transition:color .2s,border-color .2s}.new-game-button span{margin-left:8px;font-size:10px}.new-game-button:hover{color:var(--paper-bright);border-color:var(--paper)}.topbar-actions{align-items:center;gap:22px;display:flex}.story-button{-webkit-appearance:none;appearance:none;color:#aeb8ac;cursor:pointer;letter-spacing:.15em;text-transform:uppercase;background:#6f817114;border:1px solid #a7b4a440;min-height:31px;padding:0 13px;font-size:7px;font-weight:700;transition:background .2s,border-color .2s,color .2s}.story-button:hover{border-color:var(--moss-bright);color:var(--paper-bright);background:#6f817138}.story-button:focus-visible{outline-offset:2px;outline:2px solid #ece2c9}.arena{border-right:1px solid var(--line);isolation:isolate;flex-direction:column;justify-content:center;align-items:center;gap:13px;min-height:0;padding:20px 42px 28px;display:flex;position:relative}.arena:before{content:"";z-index:-2;pointer-events:none;background:radial-gradient(#c4d1c00e,#0000 63%);position:absolute;inset:8% 8% 6%}.arena:after{content:"";z-index:-1;filter:blur(46px);opacity:.6;background:#000;width:58%;height:12%;position:absolute;bottom:3%;left:21%}.edition-mark{color:#515550;letter-spacing:.2em;text-transform:uppercase;writing-mode:vertical-rl;margin:0;font-size:7px;font-weight:600;position:absolute;top:50%;left:clamp(19px,2vw,36px);transform:rotate(180deg)translateY(50%)}.edition-mark span{color:#30332f;margin-top:16px}.board-stage{aspect-ratio:1;width:min(62vh,53vw,650px);position:relative}.board-glow{z-index:-1;pointer-events:none;filter:blur(43px);background:radial-gradient(#879d842b,#0000 68%);position:absolute;inset:12% -5% -13%}.chessboard{background:#262925;border:clamp(12px,1.25vw,18px) solid #272a27;outline:1px solid #e0dccf29;grid-template-columns:repeat(8,1fr);width:100%;height:100%;transition:box-shadow .4s;display:grid;position:relative;box-shadow:0 2px #56594f,0 6px #1a1c1a,0 13px #101210,0 34px 48px #0009,0 72px 90px #00000059,inset 0 0 0 1px #090a09}.chessboard.board-in-check{box-shadow:0 6px #1a1c1a,0 13px #101210,0 34px 58px #63271f5c,0 0 0 1px #ae564780}.square{-webkit-appearance:none;appearance:none;aspect-ratio:1;cursor:pointer;isolation:isolate;border:0;border-radius:0;place-items:center;padding:0;display:grid;position:relative;overflow:visible}.square.light{background:linear-gradient(135deg, #c8c1b1, var(--light-square))}.square.dark{background:linear-gradient(135deg,#526456,#465448)}.square:before{content:"";z-index:-1;opacity:.11;pointer-events:none;background:linear-gradient(125deg,#ffffff5c,#0000 34%,#00000026);position:absolute;inset:0}.square:after{content:"";z-index:3;pointer-events:none;background:0 0;transition:background .18s,box-shadow .18s;position:absolute;inset:0;box-shadow:inset 0 0 #e6dcbecc}.square:hover:after{background:#ffffff16}.square.selected:after{background:#ccb8803d;box-shadow:inset 0 0 0 2px #e6d5a5cc}.square.last-move:not(.selected):after{background:#c4b5872b}.square:focus-visible{z-index:6;outline-offset:-2px;outline:2px solid #ece2c9}.piece{z-index:2;-webkit-user-select:none;user-select:none;pointer-events:none;place-items:center;width:78%;height:86%;font-family:Georgia,Times New Roman,serif;font-size:clamp(32px,4.4vw,62px);line-height:1;transition:transform .2s,filter .2s;animation:.42s cubic-bezier(.18,.8,.25,1) both piece-arrive;display:grid;position:relative;transform:translateY(-5%)}.piece:before{content:"";z-index:-1;filter:blur(4px);background:#00000052;border-radius:50%;height:12%;position:absolute;bottom:4%;left:12%;right:12%;transform:translateY(7px)}.piece:after{content:attr(data-glyph);z-index:-1;place-items:center;display:grid;position:absolute;inset:0;transform:translate(1px,3px)}.piece>span{display:block;transform:scaleX(.91)}.white-piece{color:#eee7d8;filter:drop-shadow(0 6px 2px #191a1659);text-shadow:0 1px #fffdf6,-1px 0 #b7ad9c}.white-piece:after{color:#8c8374;text-shadow:0 2px #71695e}.black-piece{color:#202421;filter:drop-shadow(0 7px 3px #00000061);text-shadow:0 1px #697068,-1px 0 #090b0a}.black-piece:after{color:#070908;text-shadow:0 2px #000}.square:hover .piece{transform:translateY(-10%)scale(1.035)}.legal-marker{z-index:4;aspect-ratio:1;pointer-events:none;background:#20242073;border-radius:50%;width:13%;animation:.2s both marker-in;position:absolute;box-shadow:0 0 0 4px #ffffff14}.legal-marker.capture-marker{width:70%;box-shadow:none;background:0 0;border:max(2px,.26vw) solid #ece1c194}.rank-label,.file-label{z-index:5;color:#191d197a;pointer-events:none;font-size:clamp(6px,.55vw,8px);font-weight:700;line-height:1;position:absolute}.rank-label{top:6px;left:6px}.file-label{bottom:5px;right:6px}.square.dark .rank-label,.square.dark .file-label{color:#ecefe26b}.player-card{z-index:2;opacity:.48;grid-template-columns:auto 1fr auto;align-items:center;gap:12px;width:min(62vh,53vw,650px);transition:opacity .25s,transform .25s;display:grid;position:relative}.player-card.active-player{opacity:1;transform:translate(4px)}.player-card .avatar{letter-spacing:.06em;border-radius:50%;place-items:center;width:31px;height:31px;font-size:7px;font-weight:700;display:grid}.agent-avatar{color:#252824;background:#d8d1c2;box-shadow:inset 0 0 0 1px #fff}.human-avatar{color:#c9c9c0;background:#161917;border:1px solid #565b55}.player-card b,.player-card small{display:block}.player-card b{font:400 14px/1.1 Georgia,serif}.player-card small{color:#767a73;letter-spacing:.13em;text-transform:uppercase;margin-top:4px;font-size:7px;font-weight:600}.player-state{color:#777b75;letter-spacing:.14em;text-transform:uppercase;font-size:7px}.active-player .player-state{color:#b9c2b6}.game-panel{background:linear-gradient(154deg,#ffffff05,#0000 43%);flex-direction:column;justify-content:center;min-height:0;padding:clamp(38px,5.7vh,70px) clamp(30px,3.7vw,58px) 32px;display:flex;overflow:auto}.panel-topline{justify-content:space-between;align-items:center;gap:14px;display:flex}.eyebrow{color:#8e948b;text-transform:uppercase;letter-spacing:.2em;margin:0;font-size:7px;font-weight:700}.connection-status{white-space:nowrap;font-size:7px}.game-panel h1{letter-spacing:-.045em;text-wrap:balance;max-width:370px;margin:clamp(22px,3.6vh,38px) 0 18px;font:400 clamp(42px,4.4vw,67px)/.92 Georgia,Times New Roman,serif}.intro{color:#83867f;max-width:315px;margin:0;font:13px/1.65 Georgia,serif}.opening-choice{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line);gap:13px;margin-top:23px;padding:14px 0 15px;display:grid}.opening-choice>span{gap:4px;display:grid}.opening-choice small{color:#666a64;letter-spacing:.17em;text-transform:uppercase;font-size:7px;font-weight:700}.opening-choice b{font:400 15px/1.2 Georgia,serif}.opening-choice>div{grid-template-columns:1fr 1fr;gap:7px;display:grid}.opening-choice button{-webkit-appearance:none;appearance:none;color:#bbbdb5;cursor:pointer;letter-spacing:.12em;text-transform:uppercase;background:#171a18;border:1px solid #4d524c;min-height:36px;font-size:7px;font-weight:700;transition:background .2s,border-color .2s,color .2s}.opening-choice button:first-child{color:#222521;background:#d8d1c2;border-color:#e8e1d3}.opening-choice button:hover{color:#fff;background:#747f73;border-color:#9ca99a}.opening-choice button:focus-visible{outline-offset:2px;outline:2px solid #ece2c9}.opening-choice button:disabled{cursor:not-allowed;opacity:.45;color:#777b74;background:#171a18;border-color:#3a3e39}.promotion-dialog{z-index:12;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px);text-align:center;background:#121513f5;border:1px solid #e8e1d347;width:min(360px,100% - 34px);padding:24px;position:absolute;inset:50% auto auto 50%;transform:translate(-50%,-50%);box-shadow:0 28px 80px #000000b8}.promotion-dialog>small{color:#7c827a;letter-spacing:.18em;text-transform:uppercase;font-size:7px;font-weight:700;display:block}.promotion-dialog>b{margin:7px 0 18px;font:400 20px/1.2 Georgia,serif;display:block}.promotion-dialog>div{grid-template-columns:repeat(4,1fr);gap:7px;display:grid}.promotion-dialog>div button{-webkit-appearance:none;appearance:none;cursor:pointer;background:#242824;border:1px solid #4d524c;place-items:center;gap:2px;min-height:76px;display:grid}.promotion-dialog>div button:hover{background:#465448;border-color:#a7b4a4}.promotion-dialog>div button>span{color:#eee7d8;font:34px/1 Georgia,serif}.promotion-dialog>div button>small{color:#a2a59e;letter-spacing:.1em;text-transform:uppercase;font-size:7px}.promotion-dialog .cancel-promotion{-webkit-appearance:none;appearance:none;color:#8b8f88;cursor:pointer;letter-spacing:.14em;text-transform:uppercase;background:0 0;border:0;border-bottom:1px solid #4d524c;margin-top:17px;padding:6px 3px;font-size:7px}.promotion-dialog button:focus-visible{outline-offset:2px;outline:2px solid #ece2c9}.turn-card{border-top:1px solid var(--line-strong);border-bottom:1px solid var(--line);align-items:center;gap:15px;min-height:82px;margin:clamp(20px,3vh,34px) 0 24px;padding:17px 0;display:flex}.turn-icon{color:#20231f;background:#ddd6c7;border-radius:50% 50% 42% 42%;flex:none;place-items:center;width:39px;height:47px;font:11px Georgia,serif;transition:background .3s,color .3s;display:grid;box-shadow:0 4px #8e887b}.turn-icon.black-turn{color:#d0d2ca;background:#252a26;border:1px solid #515650;box-shadow:0 4px #0b0d0c}.turn-card b,.turn-card small,.turn-card em{display:block}.turn-card small{color:#646861;letter-spacing:.16em;text-transform:uppercase;margin-bottom:5px;font-size:7px;font-weight:600}.turn-card b{font:400 14px/1.1 Georgia,serif}.turn-card em{color:#777b74;margin-top:5px;font:9px/1.35 Helvetica Neue,sans-serif}.move-log{min-height:132px}.section-heading{color:#666a64;letter-spacing:.18em;text-transform:uppercase;justify-content:space-between;margin-bottom:12px;font-size:7px;font-weight:700;display:flex}.move-head,.move-row{grid-template-columns:42px 1fr 1fr;align-items:center;display:grid}.move-head{color:#50534f;letter-spacing:.13em;text-transform:uppercase;border-bottom:1px solid var(--line);padding-bottom:7px;font-size:7px}.moves{display:grid}.empty-log{color:#5e625c;margin:16px 0;font:italic 12px Georgia,serif}.move-row{color:#c0c0b8;border-bottom:1px solid #ffffff0a;min-height:26px;font-size:10px}.move-row span{color:#555a54;font:8px monospace}.move-row b{font:400 11px Georgia,serif}.activity-feed{border-top:1px solid var(--line);margin-top:20px;padding-top:17px}.activity-list{display:grid}.activity-row{border-bottom:1px solid #ffffff0a;grid-template-columns:25px 8px 1fr;align-items:start;gap:8px;min-height:43px;padding:7px 0;display:grid}.activity-index{color:#4f534e;padding-top:2px;font:7px monospace}.activity-row>i{background:#60645e;border-radius:50%;width:6px;height:6px;margin-top:4px;box-shadow:0 0 0 3px #60645e14}.activity-row.human>i{background:#d8d1c2;box-shadow:0 0 0 3px #d8d1c214}.activity-row.agent>i{background:var(--moss-bright);box-shadow:0 0 0 3px #a7b4a41a}.activity-row b,.activity-row small{display:block}.activity-row b{color:#bfc2ba;font:400 10px/1.25 Georgia,serif}.activity-row small{color:#656a63;margin-top:3px;font:7px/1.4 Helvetica Neue,sans-serif}.protocol{border-top:1px solid var(--line);margin-top:21px;padding-top:17px}.protocol-line{border-bottom:1px solid #ffffff09;grid-template-columns:30px 1fr auto;align-items:center;min-height:25px;display:grid}.protocol-line>span{color:#4f534e;font:7px monospace}.protocol-line code{color:#a2a59e;font:8px monospace}.protocol-line small{color:#5c605a;letter-spacing:.08em;text-transform:uppercase;font-size:7px}.guide-backdrop{z-index:40;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#040605c2;place-items:center;padding:24px;animation:.25s both guide-in;display:grid;position:fixed;inset:0}.judge-guide{background:radial-gradient(circle at 82% 8%,#6f81712e,#0000 34%),linear-gradient(145deg,#171b18,#0f1210 68%);border:1px solid #ded8ca2e;width:min(820px,100%);max-height:min(780px,100svh - 48px);padding:clamp(32px,5vw,60px);position:relative;overflow:auto;box-shadow:0 34px 100px #000000ad}.guide-close{-webkit-appearance:none;appearance:none;color:#92978f;cursor:pointer;background:0 0;border:1px solid #ded8ca24;width:34px;height:34px;font:22px/1 Georgia,serif;position:absolute;top:18px;right:20px}.guide-close:hover{color:var(--paper-bright);border-color:#ded8ca66}.judge-guide h2{letter-spacing:-.05em;margin:22px 0 19px;font:400 clamp(45px,7vw,82px)/.9 Georgia,serif}.guide-intro{color:#9a9e96;max-width:610px;margin:0;font:15px/1.65 Georgia,serif}.guide-steps{grid-template-columns:repeat(3,1fr);gap:10px;margin-top:34px;display:grid}.guide-steps article{border:1px solid var(--line);background:#ffffff05;min-height:168px;padding:19px}.guide-steps article>span{color:#5d665d;font:8px monospace}.guide-steps b{color:#d7d4ca;margin-top:29px;font:400 16px/1.15 Georgia,serif;display:block}.guide-steps p{color:#70756e;margin:9px 0 0;font-size:9px;line-height:1.55}.guide-tools{flex-wrap:wrap;gap:7px;margin-top:26px;display:flex}.guide-tools code{color:#aeb8ac;background:#6f817112;border:1px solid #a7b4a429;padding:8px 10px;font:8px monospace}.guide-safety{color:#737971;align-items:center;gap:9px;margin:22px 0 0;font-size:8px;line-height:1.5;display:flex}.guide-safety i{background:var(--moss-bright);border-radius:50%;flex:none;width:6px;height:6px;box-shadow:0 0 0 4px #a7b4a414}.guide-evidence{color:#aeb8ac;letter-spacing:.08em;text-transform:uppercase;border-bottom:1px solid #a7b4a44d;margin-top:18px;padding-bottom:3px;font-size:8px;text-decoration:none;display:inline-block}.guide-evidence:hover{color:#e5e9e2;border-color:#e5e9e2bf}@keyframes piece-arrive{0%{opacity:.2;transform:translateY(-18%)scale(.88)}to{opacity:1;transform:translateY(-5%)scale(1)}}@keyframes marker-in{0%{opacity:0;transform:scale(.55)}to{opacity:1;transform:scale(1)}}@keyframes guide-in{0%{opacity:0}to{opacity:1}}@media (max-width:980px){.game-shell{grid-template:76px auto auto/1fr;overflow:auto}.arena{border-right:0;grid-row:2;padding:28px 28px 42px}.game-panel{border-top:1px solid var(--line);grid-row:3;padding:52px max(28px,8vw) 64px;overflow:visible}.board-stage,.player-card{width:min(72vh,84vw,650px)}.game-panel h1{font-size:clamp(48px,11vw,72px)}.intro{max-width:430px}.edition-mark{display:none}}@media (max-width:560px){.topbar{padding:0 18px}.match-pill{display:none}.new-game-button{font-size:7px}.brand small{display:none}.topbar-actions{gap:10px}.story-button{padding-inline:9px}.arena{gap:11px;padding:26px 10px 36px}.board-stage,.player-card{width:min(91vw,540px)}.chessboard{border-width:9px;box-shadow:0 4px #1a1c1a,0 8px #101210,0 28px 45px #0000009e}.piece{font-size:clamp(28px,10.5vw,52px)}.player-card{padding-inline:4px}.player-card small{white-space:nowrap;text-overflow:ellipsis;max-width:190px;overflow:hidden}.game-panel{padding-inline:25px}.panel-topline{align-items:flex-start}.connection-status{text-align:right;max-width:115px}.protocol-line small{display:none}.judge-guide{padding:37px 22px 28px}.guide-steps{grid-template-columns:1fr}.guide-steps article{min-height:116px}.guide-steps b{margin-top:15px}}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}