:root{color-scheme:light;--bg: #f5f6fa;--bg-elevated: #ffffff;--bg-sunken: #eceef5;--surface: #ffffff;--surface-2: #f7f8fc;--surface-hover: #eef0f8;--border: #e0e3ee;--border-strong: #c8cddf;--text: #171a26;--text-muted: #5c6280;--text-faint: #8a90ab;--brand: #5b5bd6;--brand-hover: #4a4ac4;--brand-soft: #ecebff;--brand-contrast: #ffffff;--success: #14856b;--success-soft: #dff5ee;--warning: #b25e09;--warning-soft: #fdf0dc;--danger: #c0332f;--danger-soft: #fce9e8;--info: #1f6fb2;--info-soft: #e4f1fb;--gold: #b7791f;--shadow-sm: 0 1px 2px rgba(19, 22, 40, .06), 0 1px 3px rgba(19, 22, 40, .04);--shadow-md: 0 4px 12px rgba(19, 22, 40, .08), 0 2px 4px rgba(19, 22, 40, .04);--shadow-lg: 0 16px 40px rgba(19, 22, 40, .12), 0 4px 12px rgba(19, 22, 40, .06);--radius-sm: 8px;--radius: 12px;--radius-lg: 18px;--radius-full: 999px;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--header-height: 60px;--content-max: 1280px;--font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;--font-mono: ui-monospace, "SF Mono", "Cascadia Mono", "Roboto Mono", Menlo, monospace;--transition: .16s cubic-bezier(.4, 0, .2, 1)}:root[data-theme=dark]{color-scheme:dark;--bg: #0b0d14;--bg-elevated: #12151f;--bg-sunken: #070910;--surface: #151926;--surface-2: #1b2030;--surface-hover: #222839;--border: #262b3c;--border-strong: #39405a;--text: #eef0f8;--text-muted: #a3aac4;--text-faint: #6f7691;--brand: #8b8bf5;--brand-hover: #a0a0ff;--brand-soft: #22233f;--brand-contrast: #0b0d14;--success: #4ade9f;--success-soft: #10291f;--warning: #fbbf5c;--warning-soft: #2a2113;--danger: #f87e78;--danger-soft: #2d1616;--info: #6db6f2;--info-soft: #10222f;--gold: #f0c469;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 4px 14px rgba(0, 0, 0, .45);--shadow-lg: 0 18px 44px rgba(0, 0, 0, .55)}*,*:before,*:after{box-sizing:border-box}*{margin:0}html,body,#root{height:100%}body{font-family:var(--font-sans);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;line-height:1.5;overflow-x:hidden}img,svg,canvas{display:block;max-width:100%}button,input,select,textarea{font:inherit;color:inherit}button{cursor:pointer;background:none;border:none;padding:0}a{color:inherit;text-decoration:none}h1,h2,h3,h4{line-height:1.2;font-weight:650;letter-spacing:-.015em}ul,ol{padding-left:1.15rem}:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:4px}::selection{background:var(--brand);color:var(--brand-contrast)}*{scrollbar-width:thin;scrollbar-color:var(--border-strong) transparent}*::-webkit-scrollbar{width:10px;height:10px}*::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-full);border:3px solid transparent;background-clip:content-box}.app-shell{display:flex;flex-direction:column;min-height:100%}.container{width:100%;max-width:var(--content-max);margin:0 auto;padding:0 var(--space-5)}@media (max-width: 640px){.container{padding:0 var(--space-4)}}.page{flex:1;padding:var(--space-6) 0 var(--space-7)}.stack{display:flex;flex-direction:column;gap:var(--space-5)}.row{display:flex;align-items:center;gap:var(--space-3)}.wrap{flex-wrap:wrap}.spacer{flex:1}.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip-link{position:absolute;top:-60px;left:var(--space-4);z-index:200;background:var(--brand);color:var(--brand-contrast);padding:var(--space-2) var(--space-4);border-radius:var(--radius);transition:top var(--transition)}.skip-link:focus{top:var(--space-2)}.site-header{position:sticky;top:0;z-index:60;height:var(--header-height);display:flex;align-items:center;background:color-mix(in srgb,var(--bg-elevated) 88%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}.site-header .container{display:flex;align-items:center;gap:var(--space-4)}.logo{display:flex;align-items:center;gap:var(--space-2);font-weight:700;font-size:1.05rem;letter-spacing:-.02em;flex-shrink:0}.logo-mark{width:30px;height:30px;border-radius:9px;background:linear-gradient(135deg,var(--brand),#ec4899);display:grid;place-items:center;color:#fff;font-size:15px}.main-nav{display:flex;align-items:center;gap:var(--space-1)}.nav-link{padding:7px 12px;border-radius:var(--radius-sm);color:var(--text-muted);font-size:.9rem;font-weight:500;transition:background var(--transition),color var(--transition);white-space:nowrap}.nav-link:hover{background:var(--surface-hover);color:var(--text)}.nav-link.active{background:var(--brand-soft);color:var(--brand);font-weight:600}.header-search{position:relative;flex:1;max-width:340px;margin-left:auto}.header-actions{display:flex;align-items:center;gap:var(--space-2)}.coin-pill{display:inline-flex;align-items:center;gap:5px;padding:5px 11px;border-radius:var(--radius-full);background:var(--surface-2);border:1px solid var(--border);font-size:.83rem;font-weight:600;color:var(--gold);white-space:nowrap}.menu-toggle{display:none;width:38px;height:38px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);place-items:center}.mobile-drawer{position:fixed;inset:var(--header-height) 0 0;background:var(--bg);z-index:55;padding:var(--space-5);display:flex;flex-direction:column;gap:var(--space-2);overflow-y:auto}.mobile-drawer .nav-link{font-size:1.05rem;padding:13px 14px}@media (max-width: 900px){.main-nav,.header-search{display:none}.menu-toggle{display:grid}.site-header .container{justify-content:space-between}}@media (max-width: 420px){.site-header .container{gap:var(--space-2)}.logo{flex-shrink:1;min-width:0}.logo>span:last-child{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.header-actions{flex-shrink:0}.header-actions .icon-btn[href$=settings]{display:none}}.site-footer{border-top:1px solid var(--border);padding:var(--space-6) 0;color:var(--text-muted);font-size:.85rem;background:var(--bg-elevated)}.footer-grid{display:flex;flex-wrap:wrap;gap:var(--space-5);justify-content:space-between}.footer-links{display:flex;gap:var(--space-4);flex-wrap:wrap}.footer-links a:hover{color:var(--text)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;padding:9px 16px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.9rem;font-weight:550;transition:background var(--transition),border-color var(--transition),transform var(--transition);white-space:nowrap;user-select:none}.btn:hover:not(:disabled){background:var(--surface-hover);border-color:var(--border-strong)}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--brand);border-color:var(--brand);color:var(--brand-contrast)}.btn-primary:hover:not(:disabled){background:var(--brand-hover);border-color:var(--brand-hover)}.btn-ghost{background:transparent;border-color:transparent}.btn-ghost:hover:not(:disabled){background:var(--surface-hover);border-color:transparent}.btn-danger{color:var(--danger);border-color:color-mix(in srgb,var(--danger) 35%,var(--border))}.btn-danger:hover:not(:disabled){background:var(--danger-soft)}.btn-sm{padding:6px 11px;font-size:.82rem}.btn-lg{padding:12px 22px;font-size:1rem}.btn-block{width:100%}.icon-btn{width:38px;height:38px;display:grid;place-items:center;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);transition:background var(--transition),color var(--transition);flex-shrink:0}.icon-btn:hover{background:var(--surface-hover)}.icon-btn.active{background:var(--brand-soft);color:var(--brand);border-color:color-mix(in srgb,var(--brand) 30%,var(--border))}.input,.select{width:100%;padding:9px 13px;border-radius:var(--radius-sm);border:1px solid var(--border);background:var(--surface);color:var(--text);font-size:.9rem;transition:border-color var(--transition),box-shadow var(--transition)}.input:focus,.select:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px color-mix(in srgb,var(--brand) 18%,transparent)}.input-search{padding-left:36px}.search-icon{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--text-faint);pointer-events:none}.chip{display:inline-flex;align-items:center;gap:5px;padding:5px 12px;border-radius:var(--radius-full);border:1px solid var(--border);background:var(--surface);font-size:.82rem;font-weight:500;color:var(--text-muted);transition:all var(--transition);white-space:nowrap}.chip:hover{border-color:var(--border-strong);color:var(--text)}.chip.selected{background:var(--brand);border-color:var(--brand);color:var(--brand-contrast);font-weight:600}.chip-row{display:flex;gap:var(--space-2);flex-wrap:wrap}.switch{position:relative;width:42px;height:24px;border-radius:var(--radius-full);background:var(--border-strong);transition:background var(--transition);flex-shrink:0}.switch:after{content:"";position:absolute;top:3px;left:3px;width:18px;height:18px;border-radius:50%;background:#fff;transition:transform var(--transition);box-shadow:var(--shadow-sm)}.switch[aria-checked=true]{background:var(--brand)}.switch[aria-checked=true]:after{transform:translate(18px)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-5)}.card-tight{padding:var(--space-4)}.badge{display:inline-flex;align-items:center;gap:4px;padding:3px 9px;border-radius:var(--radius-full);font-size:.72rem;font-weight:600;letter-spacing:.01em;background:var(--surface-2);color:var(--text-muted);border:1px solid var(--border)}.badge-easy{background:var(--success-soft);color:var(--success);border-color:transparent}.badge-medium{background:var(--warning-soft);color:var(--warning);border-color:transparent}.badge-hard{background:var(--danger-soft);color:var(--danger);border-color:transparent}.badge-planned{background:var(--info-soft);color:var(--info);border-color:transparent}.game-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(190px,1fr));gap:var(--space-4)}@media (max-width: 520px){.game-grid{grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:var(--space-3)}}.game-card{position:relative;display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:transform var(--transition),box-shadow var(--transition),border-color var(--transition)}.game-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:var(--border-strong)}.game-card-art{aspect-ratio:16 / 10;display:grid;place-items:center;font-size:2.6rem;background:var(--game-accent, linear-gradient(135deg, #6366f1, #a855f7));position:relative}.game-card-body{padding:var(--space-3) var(--space-4) var(--space-4);display:flex;flex-direction:column;gap:6px;flex:1}.game-card-title{font-size:.95rem;font-weight:620;line-height:1.3}.game-card-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:.75rem;color:var(--text-muted)}.game-card-best{font-size:.75rem;color:var(--text-faint);margin-top:auto;padding-top:4px}.fav-btn{position:absolute;top:8px;right:8px;width:32px;height:32px;border-radius:50%;display:grid;place-items:center;background:#0a0c1466;backdrop-filter:blur(6px);color:#fff;z-index:2;transition:transform var(--transition),background var(--transition)}.fav-btn:hover{transform:scale(1.12);background:#0a0c1499}.fav-btn.on{color:#ff6b81}.card-corner{position:absolute;top:8px;left:8px;z-index:2}.hero{border-radius:var(--radius-lg);padding:var(--space-7) var(--space-6);background:linear-gradient(135deg,#4f46e5,#7c3aed 45%,#db2777);color:#fff;position:relative;overflow:hidden}.hero:after{content:"";position:absolute;inset:0;background:radial-gradient(circle at 78% 18%,rgba(255,255,255,.22),transparent 55%);pointer-events:none}.hero h1{font-size:clamp(1.9rem,5vw,3rem);margin-bottom:var(--space-3);position:relative}.hero p{font-size:clamp(.95rem,2.4vw,1.12rem);opacity:.92;max-width:620px;position:relative}.hero-actions{display:flex;gap:var(--space-3);margin-top:var(--space-5);flex-wrap:wrap;position:relative}.hero .btn{background:#ffffff26;border-color:#ffffff4d;color:#fff;backdrop-filter:blur(6px)}.hero .btn:hover{background:#ffffff42}.hero .btn-primary{background:#fff;color:#4f46e5;border-color:#fff}.hero .btn-primary:hover{background:#f0f0ff}.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-4);margin-bottom:var(--space-4)}.section-head h2{font-size:1.25rem}.section-head a{font-size:.85rem;color:var(--brand);font-weight:550}.section-head a:hover{text-decoration:underline}.muted{color:var(--text-muted)}.faint{color:var(--text-faint)}.small{font-size:.85rem}.tiny{font-size:.75rem}.mono{font-family:var(--font-mono)}.empty-state{padding:var(--space-7) var(--space-5);text-align:center;color:var(--text-muted);border:1px dashed var(--border-strong);border-radius:var(--radius-lg)}.empty-state .emoji{font-size:2.4rem;margin-bottom:var(--space-3)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--space-3)}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:var(--space-4)}.stat-value{font-size:1.5rem;font-weight:680;letter-spacing:-.02em;font-variant-numeric:tabular-nums}.stat-label{font-size:.78rem;color:var(--text-muted);margin-top:2px}.progress-track{height:8px;border-radius:var(--radius-full);background:var(--surface-2);overflow:hidden;border:1px solid var(--border)}.progress-fill{height:100%;background:var(--brand);border-radius:var(--radius-full);transition:width .4s cubic-bezier(.4,0,.2,1)}.category-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:var(--space-3)}.category-card{padding:var(--space-4);border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);display:flex;flex-direction:column;gap:4px;transition:transform var(--transition),box-shadow var(--transition)}.category-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md)}.category-icon{font-size:1.6rem}.game-shell{display:flex;flex-direction:column;gap:var(--space-3);background:var(--bg)}.game-shell.fullscreen{position:fixed;inset:0;z-index:120;padding:var(--space-2);gap:var(--space-2)}.game-shell.fullscreen .game-stage{min-height:0}.game-toolbar{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2);border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);flex-wrap:wrap}.game-toolbar .title{font-weight:620;font-size:.95rem;line-height:inherit;letter-spacing:normal;margin:0 auto 0 0;min-width:0;padding-left:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.game-stage{position:relative;flex:1;min-height:clamp(340px,66vh,720px);display:flex;align-items:center;justify-content:center;border-radius:var(--radius-lg);background:var(--surface);border:1px solid var(--border);overflow:hidden;touch-action:manipulation}.game-stage.plain{background:transparent;border:none}.game-canvas-wrap{flex:1 1 auto;align-self:stretch;min-width:0;min-height:0;display:flex;align-items:center;justify-content:center}.game-overlay{position:absolute;inset:0;display:grid;place-items:center;background:color-mix(in srgb,var(--bg) 78%,transparent);backdrop-filter:blur(6px);z-index:10;padding:var(--space-4);text-align:center}.overlay-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-lg);max-width:380px;width:100%;display:flex;flex-direction:column;gap:var(--space-3);align-items:center}.overlay-card h3{font-size:1.4rem}.result-rows{width:100%;display:flex;flex-direction:column;gap:6px;margin:var(--space-2) 0}.result-row{display:flex;justify-content:space-between;padding:7px 12px;border-radius:var(--radius-sm);background:var(--surface-2);font-size:.88rem}.result-row strong{font-variant-numeric:tabular-nums}.record-banner{padding:9px 16px;border-radius:var(--radius-full);background:linear-gradient(135deg,#f59e0b,#ec4899);color:#fff;font-weight:650;font-size:.88rem}.hud{display:flex;gap:var(--space-4);align-items:center;flex-wrap:wrap;padding:var(--space-2) var(--space-3);border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);font-size:.85rem}.hud-item{display:flex;flex-direction:column;line-height:1.25}.hud-item .label{font-size:.68rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);font-weight:600}.hud-item .value{font-weight:650;font-variant-numeric:tabular-nums;font-size:1rem}.touch-controls{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);padding:var(--space-3) var(--space-2);user-select:none;touch-action:none}.dpad{display:grid;grid-template-columns:repeat(3,52px);grid-template-rows:repeat(3,52px);gap:4px}.dpad button{border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);display:grid;place-items:center;font-size:1.1rem;color:var(--text-muted);touch-action:none}.dpad button:active{background:var(--brand-soft);color:var(--brand)}.dpad .up{grid-area:1 / 2}.dpad .left{grid-area:2 / 1}.dpad .right{grid-area:2 / 3}.dpad .down{grid-area:3 / 2}.action-btn{width:74px;height:74px;border-radius:50%;background:var(--brand-soft);color:var(--brand);border:1px solid color-mix(in srgb,var(--brand) 30%,var(--border));display:grid;place-items:center;font-weight:650;font-size:.9rem;touch-action:none}.action-btn:active{background:var(--brand);color:var(--brand-contrast)}.toast-region{position:fixed;bottom:var(--space-5);right:var(--space-5);z-index:300;display:flex;flex-direction:column;gap:var(--space-2);pointer-events:none;max-width:min(340px,calc(100vw - 32px))}.toast{display:flex;gap:var(--space-3);align-items:flex-start;padding:var(--space-3) var(--space-4);border-radius:var(--radius);background:var(--surface);border:1px solid var(--border);box-shadow:var(--shadow-lg);animation:toast-in .26s cubic-bezier(.2,.9,.3,1.2);pointer-events:auto}.toast .toast-icon{font-size:1.3rem;line-height:1}.toast .toast-title{font-weight:650;font-size:.88rem}.toast .toast-body{font-size:.8rem;color:var(--text-muted)}@keyframes toast-in{0%{opacity:0;transform:translateY(12px) scale(.96)}to{opacity:1;transform:none}}@media (max-width: 560px){.toast-region{left:var(--space-4);right:var(--space-4);bottom:var(--space-4);max-width:none}}.data-table{width:100%;border-collapse:collapse;font-size:.87rem}.data-table th{text-align:left;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text-faint);padding:8px 10px;border-bottom:1px solid var(--border);font-weight:650}.data-table td{padding:10px;border-bottom:1px solid var(--border)}.data-table tr:last-child td{border-bottom:none}.table-scroll{overflow-x:auto}.achievement-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:var(--space-3)}.achievement{display:flex;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius);border:1px solid var(--border);background:var(--surface);align-items:flex-start}.achievement.locked{opacity:.6}.achievement .ach-icon{width:40px;height:40px;border-radius:var(--radius-sm);display:grid;place-items:center;font-size:1.25rem;background:var(--surface-2);flex-shrink:0}.achievement.unlocked .ach-icon{background:linear-gradient(135deg,#f59e0b,#ef4444)}.detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:var(--space-5);align-items:start}@media (max-width: 1000px){.detail-layout{grid-template-columns:1fr}}.instructions-list{display:flex;flex-direction:column;gap:var(--space-2);font-size:.88rem;color:var(--text-muted)}.kbd{display:inline-block;padding:2px 7px;border-radius:5px;border:1px solid var(--border-strong);border-bottom-width:2px;background:var(--surface-2);font-family:var(--font-mono);font-size:.76rem;color:var(--text)}.loader{display:grid;place-items:center;padding:var(--space-7);min-height:260px}.spinner{width:34px;height:34px;border-radius:50%;border:3px solid var(--border);border-top-color:var(--brand);animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.skeleton{background:linear-gradient(90deg,var(--surface-2) 25%,var(--surface-hover) 50%,var(--surface-2) 75%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:var(--radius)}@keyframes shimmer{to{background-position:-200% 0}}.divider{height:1px;background:var(--border);border:none;margin:var(--space-4) 0}.notice{padding:var(--space-3) var(--space-4);border-radius:var(--radius);font-size:.85rem;border:1px solid transparent}.notice-warning{background:var(--warning-soft);color:var(--warning);border-color:color-mix(in srgb,var(--warning) 25%,transparent)}.notice-info{background:var(--info-soft);color:var(--info);border-color:color-mix(in srgb,var(--info) 25%,transparent)}.notice-danger{background:var(--danger-soft);color:var(--danger);border-color:color-mix(in srgb,var(--danger) 25%,transparent)}.settings-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);padding:var(--space-3) 0;border-bottom:1px solid var(--border)}.settings-row:last-child{border-bottom:none}.settings-row .label{font-weight:550;font-size:.92rem}.settings-row .desc{font-size:.8rem;color:var(--text-muted);margin-top:2px}.fps-meter{position:absolute;top:8px;left:8px;z-index:20;padding:3px 8px;border-radius:var(--radius-sm);background:#0009;color:#6ee7b7;font-family:var(--font-mono);font-size:.72rem;pointer-events:none}.scroll-x{overflow-x:auto;-webkit-overflow-scrolling:touch}.grid-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-4)}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}:root[data-reduced-motion=true] *,:root[data-reduced-motion=true] *:before,:root[data-reduced-motion=true] *:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}