:root{--bg-color: #F5F8FF;--bg-gradient: linear-gradient(135deg, #F5F8FF 0%, #E8F0FE 100%);--primary-color: #243A73;--primary-hover: #1A2B56;--accent-color: #A1E3F9;--accent-hover: #7BD5F5;--card-bg: #FFFFFF;--card-border: rgba(36, 58, 115, .08);--glass-bg: rgba(255, 255, 255, .85);--glass-border: rgba(255, 255, 255, .5);--text-main: #0D1B2A;--text-muted: #5B6B82;--shadow-sm: 0 2px 8px rgba(36, 58, 115, .06);--shadow-md: 0 8px 24px rgba(36, 58, 115, .09);--shadow-lg: 0 16px 36px rgba(36, 58, 115, .12);--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-full: 9999px;--font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--safe-top: env(safe-area-inset-top, 0px);--safe-bottom: env(safe-area-inset-bottom, 0px)}[data-theme=dark]{--bg-color: #101827;--bg-gradient: linear-gradient(135deg, #101827 0%, #162033 100%);--primary-color: #3B82F6;--primary-hover: #2563EB;--accent-color: #A1E3F9;--accent-hover: #7BD5F5;--card-bg: #1E2A3D;--card-border: rgba(255, 255, 255, .08);--glass-bg: rgba(30, 42, 61, .85);--glass-border: rgba(255, 255, 255, .12);--text-main: #F8FAFC;--text-muted: #94A3B8;--shadow-sm: 0 2px 8px rgba(0, 0, 0, .25);--shadow-md: 0 8px 24px rgba(0, 0, 0, .35);--shadow-lg: 0 16px 36px rgba(0, 0, 0, .45)}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);background-color:var(--bg-color);background-image:var(--bg-gradient);color:var(--text-main);min-height:100vh;min-height:100dvh;overflow-x:hidden;user-select:none;-webkit-user-select:none;touch-action:manipulation}#app{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh;max-width:100%;margin:0 auto}.app-header{position:sticky;top:0;z-index:50;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);background:var(--glass-bg);border-bottom:1px solid var(--card-border);padding:calc(var(--safe-top) + 10px) 16px 10px 16px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;cursor:pointer}.brand-logo{width:38px;height:38px;border-radius:9px;display:flex;align-items:center;justify-content:center;flex-shrink:0;overflow:hidden;box-shadow:0 2px 8px #243a7347;transition:transform .2s cubic-bezier(.34,1.56,.64,1),box-shadow .2s ease;user-select:none}.brand:hover .brand-logo{transform:scale(1.05);box-shadow:0 4px 12px #243a7361}.brand-logo svg,.mopuzzle-logo-svg{width:100%;height:100%;display:block}.brand-text h1{font-size:19px;font-weight:700;line-height:1.1;color:var(--text-main)}.brand-text p{font-size:11px;color:var(--text-muted);font-weight:500}.header-actions{display:flex;align-items:center;gap:8px}.icon-btn{background:var(--card-bg);border:1px solid var(--card-border);color:var(--text-main);width:38px;height:38px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;cursor:pointer;box-shadow:var(--shadow-sm);transition:all .2s ease}.icon-btn:hover{transform:translateY(-1px);border-color:var(--accent-color)}.icon-btn:active{transform:scale(.96)}.app-content{flex:1;padding:16px;max-width:600px;width:100%;margin:0 auto;display:flex;flex-direction:column}@media(min-width:540px){.app-content.home-view{max-width:760px}}@media(min-width:920px){.app-content.home-view{max-width:1080px}.app-content.in-gameplay{max-width:760px}}.game-grid{display:grid;grid-template-columns:1fr;gap:16px}@media(min-width:540px){.game-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:920px){.game-grid{grid-template-columns:repeat(3,1fr)}}.game-card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-md);display:flex;flex-direction:column;justify-content:space-between;cursor:pointer;transition:all .25s ease;position:relative;overflow:hidden}.game-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg);border-color:var(--accent-color)}.game-card-icon{width:52px;height:52px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;font-size:26px;margin-bottom:12px}.game-card-title{font-size:17px;font-weight:700;margin-bottom:4px}.game-card-sub{font-size:12px;color:var(--text-muted);margin-bottom:14px;line-height:1.4}.bottom-nav{position:sticky;bottom:0;z-index:45;backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);background:var(--glass-bg);border-top:1px solid var(--card-border);padding:8px 12px calc(var(--safe-bottom) + 8px) 12px;display:flex;justify-content:space-around;align-items:center}.nav-item{display:flex;flex-direction:column;align-items:center;gap:4px;color:var(--text-muted);text-decoration:none;background:transparent;border:none;cursor:pointer;padding:6px 12px;border-radius:var(--radius-md);font-size:11px;font-weight:600;transition:all .2s ease}.nav-item.active{color:var(--primary-color);background:#243a7314}[data-theme=dark] .nav-item.active{color:var(--accent-color);background:#a1e3f91f}.card{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:18px;box-shadow:var(--shadow-md);margin-bottom:16px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 18px;border-radius:var(--radius-md);font-weight:600;font-size:14px;cursor:pointer;border:none;transition:all .2s ease;text-decoration:none;min-height:44px}.btn-primary{background:var(--primary-color);color:#fff;box-shadow:var(--shadow-sm)}.btn-primary:hover{background:var(--primary-hover);transform:translateY(-1px)}.btn-secondary{background:#243a7314;color:var(--text-main)}[data-theme=dark] .btn-secondary{background:#ffffff14;color:var(--text-main)}.btn-accent{background:var(--accent-color);color:#0d1b2a}.btn-accent:hover{background:var(--accent-hover)}.btn-danger{background:#ef4444;color:#fff}.btn-block{width:100%}.modal-overlay{position:fixed;inset:0;background:#0009;backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:100;padding:16px;animation:fadeIn .2s ease}.modal-dialog{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-lg);padding:24px;width:100%;max-width:440px;box-shadow:var(--shadow-lg);animation:popIn .25s cubic-bezier(.16,1,.3,1);max-height:90vh;overflow-y:auto}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-title{font-size:19px;font-weight:700}.toast-container{position:fixed;top:calc(var(--safe-top) + 20px);right:16px;z-index:200;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast{background:var(--card-bg);border:1px solid var(--card-border);box-shadow:var(--shadow-lg);border-radius:var(--radius-md);padding:12px 18px;display:flex;align-items:center;gap:10px;font-size:13px;font-weight:600;color:var(--text-main);animation:slideInDown .3s ease}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes popIn{0%{transform:scale(.92);opacity:0}to{transform:scale(1);opacity:1}}@keyframes slideInDown{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}body.reduced-motion *{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}.app-footer{text-align:center;padding:24px 16px;font-size:12px;color:var(--text-muted);border-top:1px solid var(--card-border);margin-top:auto}.app-footer a{color:var(--primary-color);text-decoration:underline}[data-theme=dark] .app-footer a{color:var(--accent-color)}.gameplay-wrapper{display:flex;flex-direction:column;height:100%;flex:1;position:relative;overflow:hidden}.game-top-bar{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.game-title-group{display:flex;flex-direction:column;align-items:center}.game-title-text{font-size:16px;font-weight:700;color:var(--text-main)}.game-mode-badge{font-size:11px;font-weight:600;background:var(--accent-color);color:#0d1b2a;padding:2px 8px;border-radius:var(--radius-full)}.game-hud{display:flex;gap:8px;justify-content:center;margin-bottom:12px;flex-wrap:wrap}.hud-item{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:6px 12px;display:flex;flex-direction:column;align-items:center;min-width:68px;box-shadow:var(--shadow-sm)}.hud-label{font-size:10px;text-transform:uppercase;font-weight:700;color:var(--text-muted);letter-spacing:.5px}.hud-value{font-size:16px;font-weight:800;color:var(--text-main)}.game-arena-container{flex:1;width:100%;min-height:380px;display:flex;align-items:center;justify-content:center;position:relative;touch-action:manipulation;user-select:none;-webkit-user-select:none}@media(min-width:768px)and (min-height:700px){.game-arena-container{min-height:480px}}.game-controls-bar{display:flex;justify-content:center;align-items:center;gap:8px;padding:10px 0;flex-wrap:wrap}.action-btn{background:var(--card-bg);border:1px solid var(--card-border);color:var(--text-main);border-radius:var(--radius-md);padding:8px 14px;display:flex;align-items:center;gap:6px;font-size:13px;font-weight:600;cursor:pointer;box-shadow:var(--shadow-sm);transition:all .2s ease;min-height:44px}.action-btn:hover:not(:disabled){transform:translateY(-1px);border-color:var(--accent-color)}.action-btn:disabled{opacity:.45;cursor:not-allowed}.action-btn.active{background:var(--primary-color);color:#fff;border-color:var(--primary-color)}.result-banner{text-align:center;padding:12px 0}.result-icon{font-size:48px;margin-bottom:8px}.result-title{font-size:22px;font-weight:800;color:var(--text-main);margin-bottom:6px}.result-desc{font-size:13px;color:var(--text-muted);margin-bottom:16px;line-height:1.4}.result-stats-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-bottom:18px}.result-stat-box{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);padding:10px;text-align:center}.result-stat-title{font-size:11px;color:var(--text-muted);text-transform:uppercase;font-weight:700}.result-stat-value{font-size:18px;font-weight:800;color:var(--text-main);margin-top:2px}:root{--sudoku-border-thin: #CBD5E1;--sudoku-border-thick: #243A73;--sudoku-grid-bg: #CBD5E1;--sudoku-cell-bg: #FFFFFF;--sudoku-clue-bg: #E8F0FB;--sudoku-clue-color: #243A73;--sudoku-player-color: #2563EB;--sudoku-selected-bg: #CBEFFA;--sudoku-selected-border: #0284C7;--sudoku-highlight-bg: #F0F5FD;--sudoku-clue-highlight-bg: #DFEBFB;--sudoku-same-num-bg: #DBEAFE;--sudoku-error-bg: #FEE2E2;--sudoku-error-color: #B91C1C;--sudoku-note-color: #475569}[data-theme=dark]{--sudoku-border-thin: #334155;--sudoku-border-thick: #3B82F6;--sudoku-grid-bg: #334155;--sudoku-cell-bg: #1E2A3D;--sudoku-clue-bg: #2A3B55;--sudoku-clue-color: #F8FAFC;--sudoku-player-color: #A1E3F9;--sudoku-selected-bg: #32536A;--sudoku-selected-border: #A1E3F9;--sudoku-highlight-bg: #273951;--sudoku-clue-highlight-bg: #314666;--sudoku-same-num-bg: #2C4260;--sudoku-error-bg: #572C39;--sudoku-error-color: #FF9B9B;--sudoku-note-color: #94A3B8}.sudoku-board-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:440px;margin:0 auto}.sudoku-grid{display:grid;grid-template-columns:repeat(9,1fr);grid-template-rows:repeat(9,1fr);width:100%;aspect-ratio:1 / 1;background:var(--sudoku-grid-bg);border:3px solid var(--sudoku-border-thick);border-radius:12px;overflow:hidden;box-shadow:var(--shadow-md);box-sizing:border-box}.sudoku-cell{background:var(--sudoku-cell-bg);border-right:1px solid var(--sudoku-border-thin);border-bottom:1px solid var(--sudoku-border-thin);border-top:none;border-left:none;display:flex;align-items:center;justify-content:center;font-size:clamp(16px,4vw,24px);font-weight:700;color:var(--sudoku-player-color);cursor:pointer;position:relative;transition:background-color .15s ease,color .15s ease;user-select:none;-webkit-user-select:none;box-sizing:border-box}.sudoku-cell[data-col="2"],.sudoku-cell[data-col="5"],.sudoku-cell:nth-child(3n){border-right:2px solid var(--sudoku-border-thick)}.sudoku-cell[data-col="8"],.sudoku-cell:nth-child(9n){border-right:none}.sudoku-cell[data-row="2"],.sudoku-cell[data-row="5"]{border-bottom:2px solid var(--sudoku-border-thick)}.sudoku-cell[data-row="8"]{border-bottom:none}.sudoku-cell.clue{background:var(--sudoku-clue-bg);color:var(--sudoku-clue-color);font-weight:800}.sudoku-cell.player-entered{color:var(--sudoku-player-color);font-weight:700}.sudoku-cell.highlighted:not(.clue){background:var(--sudoku-highlight-bg)}.sudoku-cell.same-number{background:var(--sudoku-same-num-bg)}.sudoku-cell.clue.same-number{background:var(--sudoku-same-num-bg);color:var(--sudoku-clue-color)}.sudoku-cell.selected{background:var(--sudoku-selected-bg)!important;outline:2px solid var(--sudoku-selected-border);outline-offset:-2px;z-index:2}.sudoku-cell.error{background:var(--sudoku-error-bg)!important;color:var(--sudoku-error-color)!important;outline:2px solid #EF4444;outline-offset:-2px;z-index:3}.sudoku-notes-grid{display:grid;grid-template-columns:repeat(3,1fr);grid-template-rows:repeat(3,1fr);width:100%;height:100%;padding:2px}.sudoku-note-cell{font-size:clamp(8px,1.8vw,11px);font-weight:600;color:var(--text-muted);display:flex;align-items:center;justify-content:center}.sudoku-keypad{display:grid;grid-template-columns:repeat(9,1fr);gap:6px;width:100%;max-width:440px;margin-top:14px}.keypad-btn{aspect-ratio:1 / 1;background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);font-size:clamp(16px,3.5vw,20px);font-weight:700;color:var(--text-main);box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .15s ease}.keypad-btn:hover{border-color:var(--accent-color);transform:translateY(-2px)}.keypad-btn:active{transform:scale(.92)}.minesweeper-board-container{display:flex;flex-direction:column;align-items:center;width:100%;overflow-x:auto;padding:4px}.minesweeper-grid{display:grid;gap:3px;background:var(--card-border);padding:6px;border-radius:var(--radius-md);box-shadow:var(--shadow-md)}.mine-cell{aspect-ratio:1 / 1;border-radius:4px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:clamp(14px,2.5vw,18px);cursor:pointer;user-select:none;transition:background-color .12s ease}.mine-cell.unrevealed{background:#cbd5e1;box-shadow:inset 2px 2px #f1f5f9,inset -2px -2px #94a3b8}[data-theme=dark] .mine-cell.unrevealed{background:#334155;box-shadow:inset 2px 2px #475569,inset -2px -2px #1e293b}.mine-cell.unrevealed:hover{filter:brightness(1.08)}.mine-cell.revealed{background:var(--card-bg);border:1px solid var(--card-border)}.mine-cell.revealed.mine{background:#ef4444;color:#fff}.mine-cell.revealed.exploded{background:#b91c1c;color:#fff;animation:popIn .2s ease}.mine-cell[data-count="1"]{color:#2563eb}.mine-cell[data-count="2"]{color:#16a34a}.mine-cell[data-count="3"]{color:#dc2626}.mine-cell[data-count="4"]{color:#1e3a8a}.mine-cell[data-count="5"]{color:#7f1d1d}.mine-cell[data-count="6"]{color:#0d9488}.mine-cell[data-count="7"]{color:#111827}.mine-cell[data-count="8"]{color:#6b7280}.pipe-board-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:440px;margin:0 auto}.pipe-grid{display:grid;gap:4px;width:100%;aspect-ratio:1 / 1;background:var(--card-bg);border:2px solid var(--card-border);border-radius:var(--radius-lg);padding:8px;box-shadow:var(--shadow-md)}.pipe-cell{aspect-ratio:1 / 1;background:#243a730a;border:1px dashed var(--card-border);border-radius:8px;position:relative;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:transform .2s cubic-bezier(.34,1.56,.64,1);overflow:hidden}[data-theme=dark] .pipe-cell{background:#ffffff0a}.pipe-cell:hover{background:#a1e3f926}.pipe-cell.connected svg path.flow{stroke:#38bdf8;filter:drop-shadow(0 0 6px #38BDF8)}.boxpusher-board-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:440px;margin:0 auto}.boxpusher-grid{display:grid;gap:2px;background:#1e293b;padding:6px;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.box-tile{aspect-ratio:1 / 1;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:clamp(18px,4vw,24px);position:relative;user-select:none}.box-tile.wall{background:#475569;box-shadow:inset 0 2px 4px #fff3,inset 0 -2px 4px #0006}.box-tile.floor,.box-tile.target{background:#0f172a}.box-tile.target:after{content:"";width:40%;height:40%;border-radius:50%;background:#ef4444;opacity:.85;box-shadow:0 0 8px #ef4444}.box-tile.crate{background:#d97706;border:2px solid #78350F;border-radius:6px;box-shadow:0 3px 6px #0000004d}.box-tile.crate-on-target{background:#10b981;border:2px solid #065F46;border-radius:6px;box-shadow:0 0 10px #10b981}.box-tile.player{animation:popIn .15s ease}.dpad-controls{display:grid;grid-template-columns:repeat(3,52px);grid-template-rows:repeat(3,52px);gap:6px;margin-top:14px}.dpad-btn{background:var(--card-bg);border:1px solid var(--card-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);display:flex;align-items:center;justify-content:center;font-size:20px;cursor:pointer;transition:all .12s ease}.dpad-btn:active{transform:scale(.92);background:var(--primary-color);color:#fff}.memory-board-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:440px;margin:0 auto}.memory-grid{display:grid;gap:8px;width:100%;padding:8px;perspective:1000px}.memory-card{aspect-ratio:1 / 1;position:relative;cursor:pointer;transform-style:preserve-3d;transition:transform .4s cubic-bezier(.175,.885,.32,1.275);border-radius:var(--radius-md)}.memory-card.flipped{transform:rotateY(180deg)}.memory-card.matched{transform:rotateY(180deg) scale(.96);opacity:.85;filter:drop-shadow(0 0 8px rgba(16,185,129,.6))}.card-face{position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;display:flex;align-items:center;justify-content:center;border-radius:var(--radius-md);border:1px solid var(--card-border);box-shadow:var(--shadow-sm)}.card-back{background:linear-gradient(135deg,#243a73,#1a2b56);color:#a1e3f9;font-size:20px;font-weight:800}[data-theme=dark] .card-back{background:linear-gradient(135deg,#1e2a3d,#0f172a)}.card-front{background:var(--card-bg);transform:rotateY(180deg);font-size:clamp(20px,5vw,32px)}.lightsout-board-container{display:flex;flex-direction:column;align-items:center;width:100%;max-width:440px;margin:0 auto}.lightsout-grid{display:grid;gap:8px;width:100%;aspect-ratio:1 / 1;background:var(--card-bg);border:2px solid var(--card-border);border-radius:var(--radius-lg);padding:12px;box-shadow:var(--shadow-md)}.light-tile{aspect-ratio:1 / 1;border-radius:var(--radius-md);border:2px solid var(--card-border);cursor:pointer;transition:all .2s cubic-bezier(.34,1.56,.64,1);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-sm)}.light-tile.off{background:#243a7314;opacity:.55}[data-theme=dark] .light-tile.off{background:#ffffff0f;opacity:.4}.light-tile.on{background:#fbbf24;border-color:#f59e0b;box-shadow:0 0 16px #fbbf24bf,inset 0 2px 4px #ffffff80;transform:scale(.98)}.light-tile:hover{transform:scale(1.04)}.light-tile:active{transform:scale(.92)}