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16px;display:flex}.tetris-top-row{justify-content:space-between;align-items:center;gap:12px;width:100%;max-width:700px;margin-bottom:8px;padding:4px 0;display:flex}.tetris-back-btn{background:var(--bg-card);border:2px solid var(--border-color);color:var(--text-secondary);cursor:pointer;white-space:nowrap;padding:14px 18px;font-family:"Press Start 2P",monospace;font-size:.75rem;transition:all .15s steps(3,end)}.tetris-back-btn:hover{border-color:var(--accent-amber);color:var(--text-primary);box-shadow:0 0 20px #ff6b1a1a}.tetris-stats{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.tetris-stat{color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border-color);white-space:nowrap;padding:8px 12px;font-family:"Press Start 2P",monospace;font-size:.65rem}.tetris-stat b{color:var(--accent-gold)}.tetris-title{color:var(--accent-gold);text-shadow:0 0 20px #f5c5184d;text-align:center;width:100%;margin-bottom:8px;font-family:"Press Start 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steps(3,end);display:flex}.tetris-zoom-reset:hover{border-color:var(--accent-amber);color:var(--text-primary)}.tetris-play-area{justify-content:center;width:100%;display:flex}.tetris-canvas-wrap{border:3px solid var(--border-color);max-width:min(100%,700px);position:relative;box-shadow:0 0 40px #f5c5180f,inset 0 0 20px #0000004d}.tetris-canvas{image-rendering:pixelated;max-width:100%;height:auto;display:block}.tetris-next-overlay{border:2px solid var(--border-color);background:#0a0e17e0;flex-direction:column;align-items:center;gap:6px;padding:8px;display:flex;position:absolute;top:8px;right:8px}.tetris-next-label{color:var(--text-muted);font-family:"Press Start 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var(--border-color);background:var(--bg-card);width:64px;height:56px;color:var(--text-secondary);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;border-radius:8px;justify-content:center;align-items:center;font-family:"Press Start 2P",monospace;font-size:1.2rem;transition:all .1s;display:flex}.tetris-dpad-wide{width:80px}.tetris-dpad-drop{width:100%;min-width:90px;color:var(--accent-green);border-color:var(--accent-green);font-size:.65rem}.tetris-dpad-btn:active{background:var(--accent-gold);border-color:var(--accent-gold);color:var(--bg-primary);transform:scale(.92)}.tetris-dpad-drop:active{background:var(--accent-green);color:var(--bg-primary)}@media (hover:hover){.tetris-dpad-btn:hover{border-color:var(--accent-gold);color:var(--accent-gold)}.tetris-dpad-drop:hover{border-color:var(--accent-green);color:var(--accent-green)}}@media 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(width<=640px){.gomoku-top-bar{flex-wrap:wrap;justify-content:center}.gomoku-title{font-size:.92rem}.gomoku-status-chip,.gomoku-controls-hint span,.gomoku-action-btn{font-size:.65rem}}.intl-chess-page{--border-width:calc(var(--diameter-tile) / 60);--diameter-board:min(56vw, 62vh);--diameter-tile:calc(var(--diameter-board) / 8);--coordinate-band:calc(var(--diameter-tile) * .36);--coordinate-size:calc(var(--coordinate-band) * .42);--transition-ease:cubic-bezier(.25, 1, .5, 1);--color-danger:#ff8a4c;--color-success:#f5c518;--color-white:#f4efe6;--color-black:#1b1f2a;--color-shadow:#476287;--color-shadow-lighter:#7b94b5;--color-background:var(--color-black);padding-top:16px;padding-bottom:40px}.intl-chess-top-bar{align-items:center;gap:24px;margin-bottom:16px;padding:4px 0;display:flex}.intl-chess-back-btn,.intl-chess-status-chip,.intl-chess-toggle span,.intl-chess-panel-title,.intl-chess-title{font-family:"Press Start 2P",monospace}.intl-chess-back-btn{border:2px solid 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16px;font-size:1rem}.intl-chess-stage-card{padding:28px;position:relative;overflow:auto}.intl-chess-view{height:calc(var(--diameter-board) + (var(--coordinate-band) * 2));width:calc(var(--diameter-board) + (var(--coordinate-band) * 2));background:radial-gradient(circle at center, #ffffff0a, transparent 70%), var(--color-background);margin:0 auto;transition:background-color .25s ease-in-out;position:relative}.intl-chess-board{background:var(--color-shadow-lighter);box-shadow:0 0 0 calc(var(--border-width) * 3) var(--color-shadow-lighter), 0 0 0 var(--coordinate-band) var(--color-shadow);height:var(--diameter-board);left:var(--coordinate-band);top:var(--coordinate-band);width:var(--diameter-board);position:absolute;overflow:hidden}.intl-chess-hints{flex-wrap:wrap;gap:12px;margin-top:16px;display:flex}.intl-chess-hints span{color:var(--text-secondary);background:#0a0e178c;border:1px solid #4762876b;padding:10px 14px;font-size:.85rem}.intl-chess-overlay{z-index:130;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#0a0e17d6;justify-content:center;align-items:center;padding:24px;display:flex;position:absolute;inset:0}.intl-chess-overlay-panel{text-align:center;background:linear-gradient(#1b2843fa,#0b111efa);border:2px solid #f5c51857;flex-direction:column;align-items:center;gap:12px;width:min(100%,420px);padding:22px 20px;display:flex;box-shadow:0 18px 36px #00000052}.intl-chess-overlay-mark,.intl-chess-overlay-title,.intl-chess-action-btn{font-family:"Press Start 2P",monospace}.intl-chess-overlay-mark{color:var(--accent-gold);text-shadow:0 0 12px #f5c51833;font-size:2.8rem;line-height:1}.intl-chess-overlay-title{color:var(--accent-amber);margin:0;font-size:.92rem;line-height:1.5}.intl-chess-overlay-panel p{color:var(--text-secondary);margin:0;font-size:.9rem;line-height:1.8}.intl-chess-action-btn{border:2px solid var(--border-color);color:var(--text-primary);cursor:pointer;letter-spacing:1px;background:#15223aeb;padding:14px 18px;font-size:.72rem}.intl-chess-action-btn:hover{border-color:var(--accent-amber);box-shadow:0 0 16px #ff6b1a2e}.intl-chess-action-btn:focus{outline:none;box-shadow:0 0 0 2px #f5c51842}.intl-chess-side-panel{gap:20px;display:grid}.intl-chess-panel-block{padding:20px}.intl-chess-panel-title{color:var(--accent-amber);margin-bottom:16px;font-size:.75rem;line-height:1.5}.intl-chess-control-row{flex-wrap:wrap;gap:12px;display:flex}.intl-chess-control-row-wrap{grid-template-columns:repeat(2,minmax(0,1fr));display:grid}.intl-chess-action-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;display:grid}.intl-chess-toggle{cursor:pointer;display:block}.intl-chess-toggle input{opacity:0;pointer-events:none;position:absolute}.intl-chess-toggle span{border:2px solid var(--border-color);min-height:56px;color:var(--text-secondary);text-align:center;background:#0a0e17b3;justify-content:center;align-items:center;padding:12px 14px;font-size:.78rem;line-height:1.5;display:flex}.intl-chess-toggle input:checked+span{color:var(--text-primary);border-color:var(--accent-gold);background:#f5c5181a;box-shadow:inset 0 0 0 1px #f5c5182e}.intl-chess-toggle input:focus+span,.intl-chess-page button:focus{outline:none;box-shadow:0 0 0 2px #f5c51842}.intl-chess-page .board-coordinates{color:#fff;font-size:var(--coordinate-size);letter-spacing:.08em;pointer-events:none;text-transform:lowercase;-webkit-user-select:none;user-select:none;z-index:5;font-weight:700;position:absolute;left:0}.intl-chess-page .board-coordinates span{justify-content:center;align-items:center;display:flex}.intl-chess-page .board-coordinates-top,.intl-chess-page .board-coordinates-bottom{height:var(--coordinate-band);left:var(--coordinate-band);width:var(--diameter-board);grid-template-columns:repeat(8,1fr);display:grid}.intl-chess-page .board-coordinates-top{top:0}.intl-chess-page .board-coordinates-bottom{bottom:0}.intl-chess-page .board-coordinates-left,.intl-chess-page .board-coordinates-right{height:var(--diameter-board);top:var(--coordinate-band);width:var(--coordinate-band);grid-template-rows:repeat(8,1fr);display:grid}.intl-chess-page .board-coordinates-left{left:0}.intl-chess-page .board-coordinates-right{left:calc(var(--coordinate-band) + var(--diameter-board))}.intl-chess-page .board{flex-direction:column-reverse;width:100%;height:100%;margin:0;display:flex;position:absolute;inset:0}.intl-chess-page .board .row{flex:1 0 0;width:100%;min-height:0;display:flex}.intl-chess-page .perspective-black .board .row{flex-direction:row-reverse}.intl-chess-page .perspective-black .board{flex-direction:column}.intl-chess-page .board .row .tile{box-shadow:inset 0 0 0 var(--border-width) var(--color-shadow-lighter);min-width:0;height:auto;transition:background-color .35s var(--transition-ease);background-color:currentColor;border:none;flex-direction:column;flex:1 0 0;justify-content:space-between;width:auto;padding:0;display:flex;position:relative}.intl-chess-page .perspective-black .board .row:nth-child(2n) .tile:nth-child(odd),.intl-chess-page .perspective-black .board .row:nth-child(odd) .tile:nth-child(2n),.intl-chess-page .perspective-white .board .row:nth-child(2n) .tile:nth-child(2n),.intl-chess-page .perspective-white .board .row:nth-child(odd) .tile:nth-child(odd){color:#7086b7}.intl-chess-page .perspective-black .board .row:nth-child(2n) .tile:nth-child(2n),.intl-chess-page .perspective-black .board .row:nth-child(odd) .tile:nth-child(odd),.intl-chess-page .perspective-white .board .row:nth-child(2n) .tile:nth-child(odd),.intl-chess-page .perspective-white .board .row:nth-child(odd) .tile:nth-child(2n){color:#d6cccc}.intl-chess-page .board .row .tile .move,.intl-chess-page .board .row .tile .moves,.intl-chess-page .board .row .tile .captures{box-sizing:border-box;height:var(--diameter-tile);padding:calc(var(--diameter-tile) * .025);width:var(--diameter-tile);z-index:9;flex-wrap:wrap;justify-content:center;display:flex;position:absolute;top:0;left:0}.intl-chess-page .board .row .tile .move,.intl-chess-page .board .row .tile .moves{align-content:center;align-items:center}.intl-chess-page .board .row .tile .captures{justify-content:space-between;align-items:flex-start}.intl-chess-page .board .row .tile:not(.occupied) .captures{justify-content:center;align-items:center}.intl-chess-page .board .row .tile>div>svg{--stroke:transparent;box-sizing:border-box;height:var(--di);line-height:var(--di);width:var(--di)}.intl-chess-page .board .row .tile .move svg{--di:calc(var(--diameter-tile) / 4);--fill:var(--color-shadow)}.intl-chess-page .board .row .tile .moves svg,.intl-chess-page .board .row .tile .captures svg{--di:calc(var(--diameter-tile) / 4);--fill:#c9c9c9;--stroke:#343a44e0;opacity:.78;filter:drop-shadow(0 0 2px #0a0e1773)}.intl-chess-page .board .row .tile.occupied .captures svg{position:absolute}.intl-chess-page .board .row .tile.occupied .captures svg:first-child{top:0;left:0}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(2){top:0;right:0}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(3){bottom:calc(var(--di) * .1);left:0}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(4){bottom:calc(var(--di) * .1);right:0}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(5){top:calc(50% - var(--di) * .55);left:0}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(6){top:calc(50% - var(--di) * .55);right:0}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(7){top:0;left:calc(50% - var(--di) * .5)}.intl-chess-page .board .row .tile.occupied .captures svg:nth-child(8){bottom:calc(var(--di) * .1);left:calc(50% - var(--di) * .5)}.intl-chess-page .touching .board .row .tile .moves,.intl-chess-page .touching .board .row .tile .captures,.intl-chess-page .turn-black .board .row .tile .moves .white,.intl-chess-page .turn-black .board .row .tile .captures .white,.intl-chess-page .turn-white .board .row .tile .moves .black,.intl-chess-page .turn-white .board .row .tile .captures .black,.intl-chess-page .board .row .tile[class*=highlight-] .moves,.intl-chess-page .board .row .tile[class*=highlight-] .captures{display:none}.intl-chess-page svg{--fill:var(--color-black);--stroke:var(--color-shadow);fill:var(--fill)}.intl-chess-page svg text{fill:var(--fill);stroke:var(--stroke);stroke-width:6px;paint-order:stroke fill;letter-spacing:0;font-family:Segoe UI Symbol,"Noto Sans Symbols 2",Arial Unicode MS,serif;font-size:120px;font-weight:700}.intl-chess-page svg.white{--fill:var(--color-white);--stroke:#000}.intl-chess-page svg.black{--fill:var(--color-black);--stroke:#e7efff80}.intl-chess-page .pieces{height:var(--diameter-board);pointer-events:none;width:var(--diameter-board);z-index:99;display:block;position:absolute;top:0;left:0}.intl-chess-page .pieces .piece.white{--pos-row:-1}.intl-chess-page .pieces .piece.black{--pos-row:8}.intl-chess-page .pieces .piece{--pos-col:3.5;--scale:0;--transition-delay:0s;--transition-duration:.2s;box-shadow:none;height:var(--diameter-tile);transform:translate(calc(var(--pos-col) * 100%), calc(var(--pos-row) * -100%)) translateZ(0);transform-origin:50%;transition:all var(--transition-duration) var(--transition-ease) var(--transition-delay);width:var(--diameter-tile);background:0 0;border-radius:0;display:block;position:absolute;bottom:0;left:0}.intl-chess-page .pieces .piece.white,.intl-chess-page .pieces .piece.black{box-shadow:none;background:0 0}.intl-chess-page .perspective-black .pieces .piece{transform:translate(calc((7 - var(--pos-col)) * 100%), calc((7 - var(--pos-row)) * -100%)) translateZ(0)}.intl-chess-page .pieces .piece svg{opacity:1;transform:translate(-50%, -50%) translateZ(0) scale(var(--scale));transform-origin:50%;transition:transform var(--transition-duration) var(--transition-ease), fill var(--transition-duration) var(--transition-ease), opacity var(--transition-duration) var(--transition-ease);display:block;position:absolute;top:50%;left:50%}.intl-chess-page .turn-white .pieces .piece:not(.highlight-capture) svg.black,.intl-chess-page .turn-black .pieces .piece:not(.highlight-capture) svg.white,.intl-chess-page .turn-black .pieces .piece:not(.can-move):not(.can-capture) svg.black,.intl-chess-page .turn-white .pieces .piece:not(.can-move):not(.can-capture) svg.white{--stroke:transparent;opacity:.8}@keyframes intl-chess-wobble{0%,50%,to{transform:translate(-50%,-50%)translateZ(0)scale(1)rotate(0)}25%{transform:translate(-50%,-50%)translateZ(0)scale(1.1)rotate(-2deg)}75%{transform:translate(-50%,-50%)translateZ(0)scale(1.1)rotate(2deg)}}.intl-chess-page .pieces .piece.highlight-active svg{--stroke:var(--color-success);animation:.5s linear infinite intl-chess-wobble}.intl-chess-page .pieces .piece.highlight-capture svg{--stroke:var(--color-danger)}.intl-chess-page .piece svg{--svg-di:calc(var(--diameter-tile) * .666);height:var(--svg-di);font-weight:700;line-height:var(--svg-di);stroke-linejoin:round;text-align:center;width:var(--svg-di);display:block;position:absolute;top:50%;left:50%;transform:translate(-50%,-50%)}@media (width<=1100px){.intl-chess-main-layout{grid-template-columns:1fr}.intl-chess-side-panel{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.intl-chess-page{--diameter-board:min(72vw, 72vw)}}@media (width<=720px){.intl-chess-page{--diameter-board:min(72vw, 72vw);padding-top:12px}.intl-chess-top-bar{flex-direction:row;justify-content:center}.intl-chess-title{font-size:.85rem}.intl-chess-stage-card,.intl-chess-overlay{padding:16px}.intl-chess-overlay-title{font-size:.78rem}.intl-chess-action-btn{width:100%;font-size:.65rem}.intl-chess-control-row-wrap,.intl-chess-action-grid{grid-template-columns:1fr}.intl-chess-control-row{flex-direction:column}.intl-chess-status-chip{padding:10px 14px;font-size:.6rem}}.intl-chess-dropdown-group{flex-direction:column;gap:14px;display:flex}.intl-chess-dropdown-field{flex-direction:column;gap:6px;display:flex}.intl-chess-dropdown-field span{color:var(--accent-amber);font-family:"Press Start 2P",monospace;font-size:.65rem}.intl-chess-select{border:2px solid var(--border-color);width:100%;color:var(--text-primary);cursor:pointer;appearance:none;background:#0a0e17b3 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='10' viewBox='0 0 8 8'%3E%3Cpath fill='%23f0e6d8' d='M0 2l4 4 4-4z'/%3E%3C/svg%3E") right 10px center/10px no-repeat;outline:none;padding:12px 30px 12px 14px;font-family:"Press Start 2P",monospace;font-size:.7rem;transition:border-color .2s}.intl-chess-select:hover,.intl-chess-select:focus{border-color:var(--accent-gold)}.intl-chess-select option{color:var(--text-primary);background:#15223a}.pixel-jumper-page{flex-direction:column;align-items:center;min-height:100vh;padding:16px 20px 24px;display:flex}.pixel-jumper-top-bar{align-items:center;gap:16px;width:100%;max-width:1100px;margin-bottom:14px;padding:4px 0;display:flex}.pixel-jumper-back-btn{background:var(--bg-card);border:2px solid var(--border-color);color:var(--text-secondary);cursor:pointer;white-space:nowrap;padding:14px 18px;font-family:"Press Start 2P",monospace;font-size:.75rem;transition:all .15s steps(3,end)}.pixel-jumper-back-btn:hover{border-color:var(--accent-amber);color:var(--text-primary);box-shadow:0 0 20px #ff6b1a1f}.pixel-jumper-title-wrap{flex-direction:column;flex:1;align-items:center;gap:6px;display:flex}.pixel-jumper-title{color:#38bdf8;text-shadow:0 0 20px #38bdf859;text-align:center;font-family:"Press Start 2P",monospace;font-size:1rem}.pixel-jumper-stage-name{color:var(--text-muted);font-family:"Press Start 2P",monospace;font-size:.6rem}.pixel-jumper-stats{flex-direction:column;align-items:flex-end;gap:4px;min-width:220px;display:flex}.pixel-jumper-mission-panel{background:var(--bg-card);border:2px solid var(--border-color);flex-direction:column;gap:10px;width:min(100%,1100px);margin-bottom:14px;padding:14px 18px;display:flex}.pixel-jumper-mission-title{color:#38bdf8;font-family:"Press Start 2P",monospace;font-size:.7rem}.pixel-jumper-mission-empty,.pixel-jumper-status{color:var(--text-secondary);font-family:"Press Start 2P",monospace;font-size:.6rem;line-height:1.8}.pixel-jumper-status{color:var(--accent-amber)}.pixel-jumper-task-list{flex-direction:column;gap:8px;margin:0;padding:0;list-style:none;display:flex}.pixel-jumper-task-item{color:var(--text-secondary);background:#0f172a73;border:2px solid #94a3b833;justify-content:space-between;gap:12px;padding:10px 12px;font-family:"Press Start 2P",monospace;font-size:.55rem;line-height:1.8;display:flex}.pixel-jumper-task-item.completed{color:#86efac;border-color:#4ade8073}.pixel-jumper-stat,.pixel-jumper-best{font-family:"Press Start 2P",monospace;font-size:.62rem}.pixel-jumper-stat{color:var(--accent-gold)}.pixel-jumper-best{color:var(--text-muted)}.pixel-jumper-frame{border:3px solid var(--border-color);background:#050b13;width:min(100%,1100px);position:relative;overflow:hidden;box-shadow:0 0 48px #38bdf814,inset 0 0 24px #00000059}.pixel-jumper-canvas{width:100%;height:auto;image-rendering:pixelated;aspect-ratio:16/9;display:block}.pixel-jumper-overlay{-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#070a12db;justify-content:center;align-items:center;display:flex;position:absolute;inset:0}.pixel-jumper-overlay-body{text-align:center;flex-direction:column;align-items:center;gap:12px;max-width:520px;padding:24px;display:flex}.pixel-jumper-overlay-icon{filter:drop-shadow(0 0 14px #38bdf840);font-size:3rem}.pixel-jumper-overlay-title{color:#38bdf8;font-family:"Press Start 2P",monospace;font-size:1rem}.pixel-jumper-overlay-title.failed{color:var(--accent-magenta);text-shadow:0 0 18px #d4389c59}.pixel-jumper-overlay-title.clear{color:var(--accent-green);text-shadow:0 0 18px #4ade8059}.pixel-jumper-overlay-title.complete{color:var(--accent-gold);text-shadow:0 0 18px #f5c51859}.pixel-jumper-overlay-body p{color:var(--text-secondary);font-family:"Press Start 2P",monospace;font-size:.65rem;line-height:1.9}.pixel-jumper-hint{color:var(--text-muted)!important;font-size:.5rem!important}.pixel-jumper-action-btn{background:var(--accent-green);color:var(--bg-primary);cursor:pointer;border:none;margin-top:8px;padding:14px 24px;font-family:"Press Start 2P",monospace;font-size:.68rem;transition:all .15s steps(3,end)}.pixel-jumper-action-btn:hover{background:var(--text-primary);transform:scale(1.05)}.pixel-jumper-record{animation:1s steps(2,end) infinite blink;color:var(--accent-amber)!important}.pixel-jumper-controls-hint{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:18px;display:flex}.pixel-jumper-controls-hint span{color:var(--text-muted);border:2px solid var(--border-color);background:var(--bg-card);padding:10px 14px;font-family:"Press Start 2P",monospace;font-size:.62rem}@media (width<=900px){.pixel-jumper-top-bar{flex-wrap:wrap;justify-content:center}.pixel-jumper-title-wrap{order:-1;width:100%}.pixel-jumper-stats{align-items:center;min-width:auto}.pixel-jumper-task-item{flex-direction:column;align-items:flex-start}}@media (width<=640px){.pixel-jumper-page{padding-inline:12px}.pixel-jumper-title,.pixel-jumper-overlay-title{font-size:.8rem}.pixel-jumper-overlay-body p,.pixel-jumper-stat,.pixel-jumper-best,.pixel-jumper-controls-hint span{font-size:.52rem}}