:root{--sans:system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;font-family:var(--sans);--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--brand-navy:#29265c;--brand-purple:#54244e;--brand-wine:#7b2645;--brand-crimson:#96283b;--brand-red:#ab2b3a;--brand-simac-grey:#6f7a83;--brand-simac-red:#ba2032;--brand-gradient:linear-gradient(90deg, #29265c 0%, #3a2457 10%, #54244e 25%, #7b2645 50%, #96283b 75%, #a62a3a 90%, #ab2b3a 100%);--brand-gradient-diagonal:linear-gradient(135deg, #29265c 0%, #7b2645 55%, #ab2b3a 100%);--brand-gradient-hover:linear-gradient(135deg, #201e4a 0%, #681f3a 55%, #962532 100%);--bg-page:#fff;--bg-surface:#fff;--bg-subtle:#f8fafc;--bg-muted:#f1f5f9;--border-color:#e2e8f0;--border-subtle:#edf2f7;--border-strong:#cbd5e1;--text-primary:#0f172a;--text-secondary:#334155;--text-muted:#64748b;color:#0f172a;font-synthesis:none;text-rendering:optimizelegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#fff}body{color:#0f172a;background-color:#fff;min-height:100vh;margin:0;padding:0}#root{background-color:#fff;flex-direction:column;min-height:100vh;display:flex}.app-frame-container{box-sizing:border-box;background-color:#fff;flex-direction:column;min-height:100vh;display:flex;position:relative}.puzzle-app{box-sizing:border-box;color:#0f172a;flex-direction:column;width:100%;min-height:100vh;margin:0 auto;padding:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;display:flex}.app-navbar{background:var(--brand-gradient);background-image:url(/gradient.png), var(--brand-gradient);box-sizing:border-box;background-position:50%;background-size:cover;width:100%;margin-bottom:36px;box-shadow:0 4px 20px #29265c38}.app-navbar-inner{box-sizing:border-box;justify-content:space-between;align-items:center;width:100%;min-height:72px;margin:0 auto;padding:12px 32px;display:flex}.brand-logo{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:14px;transition:transform .2s;display:flex}.brand-logo:hover{transform:scale(1.02)}.brand-logo-img{object-fit:contain;filter:drop-shadow(0 2px 4px #00000040);width:auto;height:42px;display:block}.logo-icon{font-size:1.6rem}.brand-name{letter-spacing:-.02em;text-shadow:0 1px 4px #00000059;font-size:1.45rem;font-weight:800;color:#fff!important;-webkit-text-fill-color:#fff!important}.navbar-actions{align-items:center;gap:14px;display:flex}.active-pill{color:#fff;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#fff3;border:1px solid #ffffff73;border-radius:20px;padding:7px 18px;font-size:.88rem;font-weight:600}.admin-link{color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);background:#ffffff2e;border:1px solid #ffffff73;border-radius:10px;padding:9px 22px;font-size:.95rem;font-weight:600;transition:all .2s}.admin-link:hover{color:#29265c;background:#fff;border-color:#fff;box-shadow:0 4px 14px #0003}.app-main-content{box-sizing:border-box;flex:1;width:100%;margin:0 auto;padding:0 32px 48px}.app-footer{background:var(--brand-gradient);background-image:url(/gradient.png), var(--brand-gradient);box-sizing:border-box;background-position:50%;background-size:cover;flex-shrink:0;width:100%;margin-top:auto;box-shadow:0 -4px 20px #29265c33}.app-footer-inner{box-sizing:border-box;justify-content:space-between;align-items:center;gap:16px;width:100%;min-height:56px;margin:0 auto;padding:12px 32px;display:flex}.app-footer-spacer{flex:1;display:block}.app-footer-copyright,.app-footer p{color:#fff;letter-spacing:.02em;text-shadow:0 1px 4px #00000059;text-align:center;white-space:nowrap;margin:0;font-size:.92rem;font-weight:500}.app-footer-status{flex:1;justify-content:flex-end;align-items:center;display:flex}.game-list-container{flex-direction:column;gap:32px;display:flex}.game-list-header{text-align:center;max-width:680px;margin:0 auto}.header-badge{text-transform:uppercase;letter-spacing:.08em;color:#7b2645;background:#7b264514;border:1px solid #7b264540;border-radius:9999px;margin-bottom:14px;padding:4px 14px;font-size:.85rem;font-weight:600;display:inline-block}.main-title{letter-spacing:-.02em;background:linear-gradient(135deg,#29265c 0%,#7b2645 60%,#ab2b3a 100%);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin:0 0 10px;font-size:2.6rem;font-weight:800}.main-subtitle{color:#475569;margin:0 0 20px;font-size:1.05rem;line-height:1.5}.status-bar{-webkit-backdrop-filter:blur(8px);background:#ffffff2e;border:1px solid #ffffff59;border-radius:9999px;align-items:center;gap:12px;padding:5px 14px;transition:all .2s;display:inline-flex;box-shadow:0 2px 10px #00000029}.status-bar-floating{z-index:100;position:fixed;bottom:12px;right:24px}.status-indicator{color:#fff;text-shadow:0 1px 3px #0000004d;align-items:center;gap:8px;font-size:.85rem;font-weight:500;display:flex}.status-text{color:#fff;font-weight:500}.status-dot{border-radius:50%;flex-shrink:0;width:8px;height:8px}.status-online{background:#34d399;box-shadow:0 0 10px #34d399}.status-offline{background:#fbbf24;box-shadow:0 0 10px #fbbf24}.status-error{background:#f87171;box-shadow:0 0 10px #f87171}.status-loading{background:#fff;animation:1s infinite alternate pulseDot;box-shadow:0 0 10px #fff}@keyframes pulseDot{0%{opacity:.4;transform:scale(.8)}to{opacity:1;transform:scale(1.2)}}.refresh-btn{color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#ffffff2e;border:1px solid #ffffff59;border-radius:6px;align-items:center;gap:5px;padding:4px 10px;font-size:.82rem;font-weight:600;transition:all .2s;display:flex}.refresh-btn:hover:not(:disabled){color:#fff;background:#ffffff52;border-color:#fff9;transform:translateY(-1px)}.refresh-btn:disabled{opacity:.55;cursor:not-allowed}.refresh-icon{stroke:#fff}.refresh-icon.spinning{animation:.8s linear infinite spin}.games-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:28px;width:100%;display:grid}.game-card{cursor:pointer;background:#fff;border:1px solid #e2e8f0;border-radius:18px;flex-direction:column;transition:transform .25s cubic-bezier(.2,0,0,1),box-shadow .25s cubic-bezier(.2,0,0,1),border-color .25s cubic-bezier(.2,0,0,1);display:flex;overflow:hidden;box-shadow:0 4px 18px #29265c0f,0 1px 3px #0000000a}.game-card:hover{border-color:#7b264573;transform:translateY(-6px);box-shadow:0 18px 36px -8px #29265c24,0 0 16px #ab2b3a14}.game-card:focus-visible{outline-offset:2px;outline:2px solid #7b2645}.game-card-thumbnail{background:#f1f5f9;width:100%;height:190px;position:relative;overflow:hidden}.thumbnail-img{object-fit:cover;width:100%;height:100%;transition:transform .4s}.game-card:hover .thumbnail-img{transform:scale(1.06)}.thumbnail-overlay{background:linear-gradient(#0000 45%,#0f172ab3 100%);justify-content:flex-end;align-items:flex-end;padding:12px;display:flex;position:absolute;inset:0}.grid-preview-badge{-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);color:#f8fafc;letter-spacing:.5px;background:#0f172abf;border:1px solid #fff3;border-radius:6px;padding:4px 10px;font-size:.8rem;font-weight:700}.game-card-body{flex-direction:column;flex:1;gap:16px;padding:20px;display:flex}.game-card-header{justify-content:space-between;align-items:flex-start;gap:8px;display:flex}.game-card-title{color:#0f172a;margin:0;font-size:1.25rem;font-weight:700;line-height:1.3}.difficulty-badge{text-transform:uppercase;letter-spacing:.05em;white-space:nowrap;border:1px solid #0000;border-radius:6px;padding:3px 10px;font-size:.72rem;font-weight:700}.difficulty-easy{color:#15803d;background:#dcfce7;border-color:#bbf7d0}.difficulty-medium{color:#b45309;background:#fef3c7;border-color:#fde68a}.difficulty-hard{color:#b91c1c;background:#fee2e2;border-color:#fecaca}.difficulty-expert{color:#6b21a8;background:#f3e8ff;border-color:#e9d5ff}.game-card-meta{background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;justify-content:space-between;padding:10px 14px;display:flex}.meta-item{flex-direction:column;gap:2px;display:flex}.meta-label{color:#64748b;text-transform:uppercase;letter-spacing:.04em;font-size:.72rem}.meta-value{color:#0f172a;font-size:.88rem;font-weight:600}.card-actions-row{align-items:center;gap:8px;width:100%;margin-top:auto;display:flex}.play-card-btn{background:var(--brand-gradient-diagonal);color:#fff;cursor:pointer;border:none;border-radius:12px;flex:1;justify-content:center;align-items:center;gap:8px;padding:13px 20px;font-size:.98rem;font-weight:600;transition:all .2s;display:flex;box-shadow:0 4px 14px #29265c38}.game-card:hover .play-card-btn{background:var(--brand-gradient-hover);box-shadow:0 6px 18px #29265c52}.card-leaderboard-btn{color:#7b2645;cursor:pointer;background:#7b264514;border:1px solid #7b264540;border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:48px;height:48px;font-size:1.15rem;transition:all .2s;display:flex}.card-leaderboard-btn:hover{background:#7b264529;border-color:#7b264580;transform:scale(1.05)}.play-icon{transition:transform .2s}.game-card:hover .play-icon{transform:translate(3px)}.skeleton-card{pointer-events:none}.skeleton-thumbnail{background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%) 0 0/200% 100%;height:190px;animation:1.5s infinite shimmer}.skeleton-body{flex-direction:column;gap:14px;padding:20px;display:flex}.skeleton-title{background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%) 0 0/200% 100%;border-radius:6px;width:65%;height:22px;animation:1.5s infinite shimmer}.skeleton-meta{background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%) 0 0/200% 100%;border-radius:8px;height:48px;animation:1.5s infinite shimmer}.skeleton-btn{background:linear-gradient(90deg,#f1f5f9 25%,#e2e8f0 50%,#f1f5f9 75%) 0 0/200% 100%;border-radius:10px;height:42px;animation:1.5s infinite shimmer}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.error-banner{background:#fff5f5;border:1px solid #fed7d7;border-radius:16px;align-items:flex-start;gap:18px;max-width:640px;margin:0 auto;padding:24px;display:flex;box-shadow:0 4px 14px #ef444414}.error-icon{font-size:2rem;line-height:1}.error-content h3{color:#c53030;margin:0 0 6px;font-size:1.15rem}.error-content p{color:#4a5568;margin:0 0 10px;font-size:.95rem}.error-help{color:#718096!important;font-size:.85rem!important}.error-help code{color:#2b6cb0;background:#edf2f7;border-radius:4px;padding:2px 6px}.error-actions,.empty-actions{flex-wrap:wrap;gap:12px;margin-top:14px;display:flex}.primary-action-btn{background:var(--brand-gradient-diagonal);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:11px 22px;font-size:.96rem;font-weight:600;transition:all .2s;box-shadow:0 4px 12px #29265c33}.primary-action-btn:hover{background:var(--brand-gradient-hover)}.secondary-action-btn{color:#334155;cursor:pointer;background:#f8fafc;border:1px solid #cbd5e1;border-radius:10px;padding:11px 22px;font-size:.96rem;font-weight:600;transition:all .15s}.secondary-action-btn:hover{color:#0f172a;background:#edf2f7}.empty-state{text-align:center;background:#f8fafc;border:1px dashed #cbd5e1;border-radius:18px;max-width:520px;margin:0 auto;padding:56px 20px}.empty-icon{margin-bottom:12px;font-size:2.8rem}.empty-state h3{color:#0f172a;margin:0 0 8px;font-size:1.3rem}.empty-state p{color:#64748b;margin:0 0 20px;font-size:.95rem}.puzzle-play-view{flex-direction:column;gap:24px;display:flex}.game-nav-bar{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#fffffff2;border:1px solid #e2e8f0;border-radius:16px;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;padding:14px 22px;display:flex;box-shadow:0 4px 20px -2px #29265c14}.back-btn{color:#334155;cursor:pointer;background:#f8fafc;border:1px solid #e2e8f0;border-radius:10px;align-items:center;gap:8px;padding:10px 20px;font-size:.95rem;font-weight:600;transition:all .2s;display:flex}.back-btn:hover{color:#0f172a;background:#edf2f7;transform:translate(-2px)}.game-title-group{flex-wrap:wrap;align-items:center;gap:14px;display:flex}.current-game-title{color:#0f172a;margin:0;font-size:1.4rem;font-weight:700}.game-stats-pills{gap:8px;display:flex}.pill-badge{border-radius:20px;align-items:center;gap:6px;padding:5px 12px;font-size:.8rem;font-weight:600;display:inline-flex}.timer-badge{color:#92400e;background:#fef3c7;border:1px solid #fde68a;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.timer-icon{display:inline-block}.timer-pulse{animation:1s ease-in-out infinite alternate timerPulse}@keyframes timerPulse{0%{opacity:.8;transform:scale(.95)}to{opacity:1;transform:scale(1.15)}}.timer-display{letter-spacing:.5px;font-weight:700}.win-time-tag{color:#92400e;background:#fef3c7;border:1px solid #fde68a;border-radius:6px;padding:2px 8px;font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.grid-badge{color:#0369a1;background:#e0f2fe;border:1px solid #bae6fd}.progress-badge{color:#7b2645;background:#7b264514;border:1px solid #7b264540}.reset-btn{background:var(--brand-gradient-diagonal);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:10px 22px;font-size:.95rem;font-weight:600;transition:all .2s;box-shadow:0 4px 12px #29265c33}.reset-btn:hover{background:var(--brand-gradient-hover);transform:translateY(-2px);box-shadow:0 6px 16px #29265c4d}.reset-btn:active{transform:translateY(0)}.win-banner{text-align:center;background:linear-gradient(135deg,#ecfdf5,#d1fae5);border:2px solid #10b981;border-radius:16px;padding:24px;animation:.35s cubic-bezier(.175,.885,.32,1.275) popIn;box-shadow:0 10px 30px #10b98126}.win-banner h2{color:#065f46;margin:0 0 8px;font-size:1.6rem}.win-banner p{color:#047857;margin:0 0 18px;font-size:1.05rem}.win-actions{justify-content:center;gap:14px;display:flex}.play-again-btn{color:#fff;cursor:pointer;background:#10b981;border:none;border-radius:10px;padding:12px 26px;font-size:1rem;font-weight:700;transition:all .2s;box-shadow:0 4px 12px #10b9814d}.play-again-btn:hover{background:#059669;transform:translateY(-2px)}.choose-other-btn{color:#334155;cursor:pointer;background:#fff;border:1px solid #cbd5e1;border-radius:10px;padding:12px 24px;font-size:1rem;font-weight:600;transition:all .2s}.choose-other-btn:hover{background:#f1f5f9}.game-workspace{box-sizing:border-box;grid-template-columns:3fr 2fr;align-items:flex-start;gap:36px;width:100%;display:grid}@media (width<=960px){.game-workspace{grid-template-columns:1fr;gap:28px}}.section-container{box-sizing:border-box;flex-direction:column;align-items:center;width:100%;display:flex}.board-section,.tray-section{flex-direction:column;align-items:center;width:100%;display:flex}.section-header{text-align:center;flex-direction:column;align-items:center;margin-bottom:12px;display:flex}.section-header h3{color:#0f172a;margin:0 0 4px;font-size:1.15rem;font-weight:700}.section-hint{color:#64748b;font-size:.82rem}.puzzle-board{background:#f8fafc;border:2px dashed #cbd5e1;border-radius:16px;max-width:100%;transition:border-color .3s,box-shadow .3s;display:grid;position:relative;overflow:hidden;box-shadow:0 10px 30px #29265c14}.board-complete{border:3px solid #10b981;box-shadow:0 0 35px #10b98140}.grid-slot{box-sizing:border-box;cursor:pointer;background:#fff;border:1px dashed #cbd5e1;justify-content:center;align-items:center;transition:background .2s,border-color .2s;display:flex;position:relative}.grid-slot:hover{background:#7b26450d;border-color:#7b2645}.grid-slot.has-piece{border-style:solid;border-color:#e2e8f0}.grid-slot.correct-slot{border-color:#10b98166}.grid-slot.drag-hover{z-index:5;transform:scale(1.02);box-shadow:0 0 16px #ab2b3a4d;background:#ab2b3a1a!important;border-color:#ab2b3a!important}.slot-placeholder{color:#cbd5e1;-webkit-user-select:none;user-select:none;font-size:1.2rem;font-weight:700}.puzzle-piece{cursor:grab;-webkit-user-select:none;user-select:none;touch-action:none;width:100%;height:100%;transition:transform .15s,box-shadow .15s;position:relative}.puzzle-piece:active{cursor:grabbing}.puzzle-piece.is-dragging{opacity:.25;cursor:grabbing;transform:scale(.96)}.puzzle-piece img{object-fit:cover;pointer-events:none;width:100%;height:100%;display:block}.puzzle-piece.selected{outline-offset:-3px;z-index:10;outline:3px solid #7b2645;transform:scale(1.04);box-shadow:0 0 20px #7b264566}.correct-badge{color:#fff;pointer-events:none;background:#10b981;border-radius:50%;justify-content:center;align-items:center;width:18px;height:18px;font-size:.7rem;font-weight:700;display:flex;position:absolute;top:4px;right:4px;box-shadow:0 2px 5px #0003}.pieces-tray{box-sizing:border-box;background:#f8fafc;border:2px solid #e2e8f0;border-radius:16px;flex-wrap:wrap;place-content:flex-start center;gap:14px;width:100%;min-height:380px;padding:18px;transition:border-color .15s,box-shadow .15s;display:flex;box-shadow:inset 0 2px 6px #00000008}.pieces-tray.drag-hover{border-color:#ab2b3a;box-shadow:inset 0 0 18px #ab2b3a1f,0 0 14px #ab2b3a33}.floating-drag-piece{pointer-events:none;will-change:left, top;-webkit-user-select:none;user-select:none;border-radius:6px;overflow:hidden;box-shadow:0 14px 32px #29265c4d,0 0 20px #7b264540}.tray-piece{touch-action:none;border-radius:6px;transition:transform .2s,box-shadow .2s;overflow:hidden;box-shadow:0 4px 12px #29265c1f}.tray-piece:hover{transform:translateY(-4px)scale(1.04);box-shadow:0 8px 18px #29265c38}.empty-tray-msg{color:#64748b;margin-top:90px;font-size:.95rem;font-style:italic}.loading-screen,.error-screen{color:#64748b;flex-direction:column;justify-content:center;align-items:center;gap:8px;min-height:340px;display:flex}.loading-subtext{color:#64748b;font-size:.85rem}.spinner{border:4px solid #e2e8f0;border-top-color:#7b2645;border-radius:50%;width:44px;height:44px;margin-bottom:8px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}@keyframes popIn{0%{opacity:0;transform:scale(.92)}to{opacity:1;transform:scale(1)}}@media (width<=768px){.game-workspace{flex-direction:column;align-items:center}.pieces-tray{min-width:100%}.game-nav-bar{text-align:center;flex-direction:column;align-items:stretch}.game-title-group{justify-content:center}}.nav-action-buttons{align-items:center;gap:10px;display:flex}.leaderboard-nav-btn{color:#92400e;cursor:pointer;background:#fef3c7;border:1px solid #fde68a;border-radius:8px;padding:8px 16px;font-size:.9rem;font-weight:600;transition:all .2s}.leaderboard-nav-btn:hover{background:#fde68a;transform:translateY(-2px);box-shadow:0 4px 14px #f59e0b33}.submit-score-prompt-btn{background:var(--brand-gradient-diagonal);color:#fff;cursor:pointer;border:none;border-radius:10px;padding:12px 26px;font-size:1rem;font-weight:700;transition:all .2s;box-shadow:0 4px 14px #29265c40}.submit-score-prompt-btn:hover{background:var(--brand-gradient-hover);transform:translateY(-2px);box-shadow:0 6px 18px #29265c59}.view-leaderboard-btn{color:#92400e;cursor:pointer;background:#fef3c7;border:1px 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