@font-face{font-family:"Press Start 2P";font-style:normal;font-weight:400;font-display:swap;src:url(./press-start-2p-latin-ClsvrIBJ.woff2)format("woff2")}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent;margin:0;padding:0}:root{--bg:oklch(14% .02 155);--bg-deep:oklch(11% .02 155);--surface:oklch(18% .02 155);--surface-raise:oklch(22% .02 155);--fg:oklch(93% .015 155);--muted:oklch(72% .03 155);--weak:oklch(60% .03 155);--border:oklch(33% .02 155);--border-bright:oklch(50% .03 155);--accent:oklch(82% .17 155);--accent-strong:oklch(70% .15 155);--accent-ink:oklch(13% .05 155);--accent-glow:oklch(82% .17 155/.14);--success:oklch(72% .17 160);--warn:oklch(80% .14 80);--danger:oklch(64% .19 25);--shadow-px:oklch(6% .01 155);--primary-hover:oklch(85% .17 155);--hover-fg:var(--accent)}:root[data-theme=light]{--bg:oklch(96% .012 155);--bg-deep:oklch(90% .02 155);--surface:oklch(99% .005 155);--surface-raise:oklch(93% .015 155);--fg:oklch(24% .02 155);--muted:oklch(40% .03 155);--weak:oklch(42% .03 155);--border:oklch(80% .015 155);--border-bright:oklch(62% .04 155);--accent:oklch(82% .17 155);--accent-strong:oklch(42% .14 155);--accent-ink:oklch(13% .05 155);--accent-glow:oklch(82% .17 155/.16);--success:oklch(50% .15 160);--warn:oklch(44% .15 80);--danger:oklch(44% .2 25);--shadow-px:oklch(28% .03 155/.45);--primary-hover:oklch(76% .17 155);--hover-fg:var(--accent-strong)}:root{--primary:var(--accent);--primary-soft:var(--accent-glow);--warm-accent:var(--warn);--warm-soft:color-mix(in oklab, var(--warn) 12%, transparent);--surface-muted:var(--surface-raise);--border-soft:var(--border);--ink:var(--fg);--sub:var(--muted);--good:var(--success);--good-soft:color-mix(in oklab, var(--success) 14%, transparent);--bad:var(--danger);--bad-soft:color-mix(in oklab, var(--danger) 14%, transparent);--font-pixel:"Press Start 2P", ui-monospace, "SF Mono", Menlo, monospace;--font-body:-apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", sans-serif;--font-mono:ui-monospace, "SF Mono", "Cascadia Mono", Menlo, Consolas, "PingFang SC", monospace;--mono:var(--font-mono);--stage-bg:oklch(11% .02 155);--lcd-bg:oklch(98.5% .004 155);--lcd-border:oklch(60% .04 155);--lcd-shadow:oklch(20% .02 155/.45);--stim-wait:oklch(64% .19 25);--stim-ready:oklch(78% .16 160);--stim-dot:oklch(13% .05 155);--stim-target:oklch(80% .14 80);--ball-fill:oklch(55% .05 240);--ball-border:oklch(88% .03 240);--c-red:oklch(48% .2 25);--c-green:oklch(53% .16 160);--c-blue:oklch(48% .13 240);--c-yellow:oklch(50% .14 85);--ease:cubic-bezier(.25, .46, .45, .94);--dur:.15s}html,body{min-height:100%}body{color:var(--fg);font-family:var(--font-body);background-color:var(--bg);background-image:radial-gradient(color-mix(in oklab, var(--accent) 6%, transparent) 1px, transparent 1px);background-size:24px 24px;background-attachment:fixed;font-size:16px;line-height:1.75}button{cursor:pointer;-webkit-user-select:none;user-select:none;border:none;font-family:inherit}:focus-visible{outline:2px solid var(--accent);outline-offset:3px}::selection{background:var(--accent);color:var(--accent-ink)}.app{max-width:960px;min-height:100%;margin:0 auto;padding:20px 20px 96px}.topbar{justify-content:space-between;align-items:center;gap:16px;margin-bottom:14px;display:flex}.topbar-right{align-items:center;gap:14px;display:flex}.topbar a{color:var(--weak);transition:color var(--dur) var(--ease);font-size:13px;text-decoration:none}.topbar a:hover{color:var(--hover-fg)}.brand{color:var(--fg);align-items:center;gap:10px;text-decoration:none;display:inline-flex}.brand-logo{background:var(--accent);width:36px;height:36px;box-shadow:3px 3px 0 var(--shadow-px);display:block}.brand-logo svg{shape-rendering:crispedges;display:block}.brand-word{font-family:var(--font-pixel);letter-spacing:.06em;color:var(--fg);font-size:12px;line-height:1}.brand-cursor{background:var(--accent);width:10px;height:14px;margin-left:2px;animation:1s step-end infinite blink;display:inline-block}.pxprogress{background:var(--surface);border:2px solid var(--border);border-top:0;border-left:0;border-right:0;height:6px;margin-bottom:20px}.pxprogress .fill{background:repeating-linear-gradient(90deg, var(--accent) 0 10px, var(--accent-strong) 10px 20px);width:0;height:6px;transition:width .1s linear}.crumb{flex-wrap:wrap;align-items:center;gap:6px;margin:-6px 0 18px;font-size:13px;display:flex}.crumb-link{color:var(--weak);transition:color var(--dur) var(--ease), background var(--dur) var(--ease);background:0 0;padding:2px 4px;font-size:13px}.crumb-link:hover{color:var(--hover-fg);background:var(--accent-glow)}.crumb-sep{color:var(--border);font-size:12px;font-family:var(--font-mono)}.crumb-current{color:var(--fg);font-size:13px;font-weight:600}.micro-label{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);align-items:center;gap:8px;font-size:12px;display:inline-flex}.micro-label:before{content:"";background:var(--accent-strong);flex:none;width:8px;height:8px}.winbar{border-bottom:2px solid var(--border);align-items:center;gap:5px;margin-bottom:14px;padding-bottom:10px;display:flex}.winbar .dot{background:var(--accent-strong);flex:none;width:6px;height:6px}.winbar .dot:nth-child(2){background:var(--border-bright)}.winbar .dot:nth-child(3){background:var(--border)}.winbar .ttl{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--weak);margin-left:auto;font-size:10px}.card{background:var(--surface);border:2px solid var(--border);box-shadow:4px 4px 0 var(--shadow-px);padding:20px;position:relative}.card:before,.card:after{content:"";pointer-events:none;width:12px;height:12px;position:absolute}.card:before{border-top:3px solid var(--border-bright);border-left:3px solid var(--border-bright);top:8px;left:8px}.card:after{border-bottom:3px solid var(--border-bright);border-right:3px solid var(--border-bright);bottom:8px;right:8px}.lcd-panel{background:var(--lcd-bg);border:2px solid var(--lcd-border);width:min(520px,100%);box-shadow:4px 4px 0 var(--lcd-shadow);flex-direction:column;align-items:center;margin:18px auto 0;padding:32px 24px 24px;display:flex;position:relative}.lcd-panel:before,.lcd-panel:after{content:"";pointer-events:none;width:10px;height:10px;position:absolute}.lcd-panel:before{border-top:3px solid var(--lcd-border);border-left:3px solid var(--lcd-border);top:8px;left:8px}.lcd-panel:after{border-bottom:3px solid var(--lcd-border);border-right:3px solid var(--lcd-border);bottom:8px;right:8px}.btn{background:var(--accent);min-height:48px;color:var(--accent-ink);letter-spacing:.02em;border:2px solid var(--accent-strong);box-shadow:4px 4px 0 var(--shadow-px);transition:background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform 80ms var(--ease);justify-content:center;align-items:center;gap:8px;padding:0 24px;font-size:15px;font-weight:700;display:inline-flex}.btn:hover{background:var(--primary-hover);box-shadow:5px 5px 0 var(--shadow-px)}.btn:active{box-shadow:1px 1px 0 var(--shadow-px);transform:translate(2px,2px)}.btn.secondary{color:var(--muted);border-color:var(--border-bright);box-shadow:none;background:0 0}.btn.secondary:hover{background:var(--accent-glow);color:var(--hover-fg);border-color:var(--accent-strong);box-shadow:3px 3px 0 var(--shadow-px)}.btn.secondary:active{box-shadow:none;transform:translate(2px,2px)}.btn.ghost{color:var(--weak);border-color:var(--border);box-shadow:none;background:0 0}.btn.ghost:hover{background:var(--surface-raise);color:var(--fg);border-color:var(--border-bright);box-shadow:3px 3px 0 var(--shadow-px)}.btn.ghost:active{box-shadow:none;transform:translate(2px,2px)}.btn:disabled{background:var(--surface);color:var(--weak);border-color:var(--border);box-shadow:none;cursor:not-allowed}.btn svg{display:block}.grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px;display:grid}.test-card{background:var(--surface);border:2px solid var(--border);box-shadow:4px 4px 0 var(--shadow-px);text-align:left;color:var(--fg);animation:fade-up .5s var(--ease) both;transition:border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease), background-color var(--dur) var(--ease);flex-direction:column;padding:18px;display:flex;position:relative}.test-card:before,.test-card:after{content:"";pointer-events:none;width:10px;height:10px;transition:border-color var(--dur) var(--ease);position:absolute}.test-card:before{border-top:3px solid var(--border);border-left:3px solid var(--border);top:8px;left:8px}.test-card:after{border-bottom:3px solid var(--border);border-right:3px solid var(--border);bottom:8px;right:8px}.test-card:hover{border-color:var(--accent-strong);box-shadow:5px 5px 0 var(--shadow-px);transform:translate(-2px,-2px)}.test-card:hover:before,.test-card:hover:after{border-color:var(--accent-strong)}.test-icon{background:var(--surface-raise);border:2px solid var(--border);width:44px;height:44px;color:var(--accent-strong);box-shadow:3px 3px 0 var(--shadow-px);justify-content:center;align-items:center;margin-bottom:12px;font-size:20px;font-weight:700;display:flex}.test-name{color:var(--fg);font-size:16px;font-weight:700}.test-tag{color:var(--weak);background:var(--surface-raise);border:1px solid var(--border);font-size:11px;font-family:var(--font-mono);letter-spacing:.08em;align-self:flex-start;margin-top:8px;padding:2px 8px;display:inline-block}.test-desc{color:var(--muted);flex:1;margin-top:8px;font-size:13px;line-height:1.7}.test-best{color:var(--weak);border-top:2px solid var(--border);margin-top:12px;padding-top:10px;font-size:12px}.test-best strong{color:var(--accent-strong);font-size:16px;font-family:var(--font-mono)}.card-foot{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--weak);margin-top:8px;font-size:10.5px}.card-foot i{background:var(--accent-strong);vertical-align:1px;width:6px;height:6px;margin-right:6px;display:inline-block}.page-title{color:var(--fg);margin-bottom:10px;font-size:24px;font-weight:700;line-height:1.35}.page-title:after{content:"";background:repeating-linear-gradient(90deg, var(--border-bright) 0 8px, var(--surface-raise) 8px 16px);width:100%;height:6px;margin-top:10px;display:block}.page-sub{color:var(--muted);margin-bottom:18px;font-size:13px}.disclaimer{background:color-mix(in oklab, var(--warn) 10%, var(--surface));border:2px solid color-mix(in oklab, var(--warn) 40%, var(--border));color:color-mix(in oklab, var(--warn) 80%, var(--fg));animation:fade-up .5s var(--ease) .3s both;margin-top:28px;padding:12px 14px;font-size:12.5px;line-height:1.7}.disclaimer:before{content:"";background:var(--warn);vertical-align:1px;width:6px;height:6px;margin-right:8px;display:inline-block}.view-fade-enter-active,.view-fade-leave-active{transition:opacity .18s var(--ease), transform .18s var(--ease)}.view-fade-enter-from{opacity:0;transform:translateY(8px)}.view-fade-leave-to{opacity:0;transform:translateY(-4px)}.stage{flex-direction:column;justify-content:center;align-items:center;width:100%;min-height:380px;display:flex;position:relative}.big{color:var(--fg);font-size:28px;font-weight:700}.center-text{text-align:center;color:var(--muted);margin-top:10px;font-size:14px}.section{margin-top:18px}.section h3{color:var(--fg);margin-bottom:8px;font-size:14px;font-weight:600}.seg{background:var(--bg-deep);border:2px solid var(--border);gap:2px;padding:3px;display:inline-flex}.seg button{color:var(--weak);transition:background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);background:0 0;border:1px solid #0000;padding:7px 16px;font-size:13px}.seg button:hover{color:var(--muted);background:var(--surface-raise)}.seg button.active{background:var(--accent);color:var(--accent-ink);border-color:var(--accent-strong);box-shadow:2px 2px 0 var(--shadow-px);font-weight:600}.rock-switch{background:var(--surface-raise);border:2px solid var(--border-bright);width:66px;height:28px;box-shadow:2px 2px 0 var(--shadow-px);cursor:pointer;-webkit-user-select:none;user-select:none;flex-shrink:0;padding:0;display:inline-flex;position:relative}.rock-switch:hover{border-color:var(--accent-strong)}.rock-switch:active .rs-knob{scale:.92 1}.rs-track{pointer-events:none;justify-content:space-between;align-items:center;padding:0 7px;display:flex;position:absolute;inset:0}.rs-label{font-family:var(--font-mono);letter-spacing:.08em;color:var(--weak);z-index:2;font-size:10px;transition:color .15s}.rock-switch:not(.on) .rs-dark,.rock-switch.on .rs-light{color:var(--fg);font-weight:600}.rs-knob{background:var(--accent);border:2px solid var(--accent-strong);width:20px;height:20px;box-shadow:1px 1px 0 var(--shadow-px);z-index:1;transition:transform .26s steps(5,end);position:absolute;top:2px;left:2px}.rs-knob i{background:var(--accent-ink);pointer-events:none;width:5px;height:5px;position:absolute;top:3px;left:3px}.rock-switch.on .rs-knob{transform:translate(38px)rotate(180deg)}.intro{text-align:center;animation:fade-up .4s var(--ease) both;padding:24px 8px}.intro .test-icon{margin:0 auto 14px}.intro p{color:var(--fg);max-width:460px;margin:0 auto 18px;font-size:15px;line-height:1.75}.intro-desc{color:var(--muted)!important;font-size:14px!important}.steps{text-align:left;flex-direction:column;gap:8px;max-width:460px;margin:0 auto 20px;display:flex}.step{color:var(--fg);align-items:flex-start;gap:10px;font-size:14px;line-height:1.6;display:flex}.step-no{background:var(--accent-glow);border:1px solid var(--border);width:22px;height:22px;color:var(--accent-strong);font-family:var(--font-mono);flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;font-size:12px;font-weight:700;display:flex}.tp-diagram{background:var(--bg-deep);border:2px solid var(--border);flex-direction:column;gap:6px;max-width:420px;margin:0 auto 18px;padding:14px 16px;display:flex}.tp-seq{justify-content:center;align-items:center;gap:8px;display:flex}.tp-dot{background:var(--accent);border:2px solid var(--accent-strong);flex-shrink:0;width:14px;height:14px}.tp-gap{background:var(--surface-raise);border:1px solid var(--border);width:60px;height:12px;font-family:var(--font-mono);letter-spacing:.06em;color:var(--accent-strong);justify-content:center;align-items:center;font-size:10px;display:flex;position:relative}.tp-caption{color:var(--weak);text-align:center;font-size:12px}.intro .settings{flex-wrap:wrap;justify-content:center;gap:14px;margin-bottom:22px;display:flex}.setting{text-align:left;color:var(--muted);font-size:13px}.setting label{margin-bottom:6px;display:block}.settings-panel{background:var(--bg-deep);border:2px solid var(--border);width:min(420px,100%);box-shadow:3px 3px 0 var(--shadow-px);flex-direction:column;gap:10px;margin:0 auto 20px;padding:14px 16px;display:flex}.param-row{justify-content:space-between;align-items:center;gap:10px;display:flex}.param-label{color:var(--muted);white-space:nowrap;font-size:13px}.param-row .seg button{padding:5px 12px;font-size:12px}.pill{background:var(--surface-raise);border:1px solid var(--border);color:var(--weak);margin:0 4px;padding:4px 14px;font-size:13px}.pill.on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent-strong)}.feedback{min-height:24px;color:var(--fg);margin-top:12px;font-size:15px;font-weight:600}.feedback.ok{color:var(--success);animation:pop .35s var(--ease)}.feedback.err{color:var(--danger);animation:shake .4s var(--ease)}.progress{background:var(--surface-raise);border:2px solid var(--border);width:min(320px,80%);height:12px;margin-bottom:14px;padding:1px}.progress .bar{background:repeating-linear-gradient(90deg, var(--accent) 0 10px, var(--accent-ink) 10px 12px);height:100%;transition:width .3s var(--ease)}.result{text-align:center;animation:fade-up .45s var(--ease) both;padding:10px 4px}.result-score{color:var(--accent-strong);font-size:64px;font-weight:700;line-height:1.1;font-family:var(--font-mono);letter-spacing:.02em}.result-unit{color:var(--weak);font-size:14px;font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;margin-top:2px}.result-level{animation:pop .45s var(--ease) .15s both;border:2px solid;margin-top:10px;padding:4px 14px;font-size:13px;font-weight:600;display:inline-block}.result-level.good{background:var(--good-soft);color:var(--success);border-color:var(--success)}.result-level.mid{background:var(--warm-soft);color:var(--warn);border-color:var(--warn)}.result-level.warn{background:var(--bad-soft);color:var(--danger);border-color:var(--danger)}.record-badge{color:var(--warn);background:var(--warm-soft);border:2px solid color-mix(in oklab, var(--warn) 45%, var(--border));animation:pop .5s var(--ease) .3s both;align-items:center;gap:7px;margin-top:10px;padding:4px 14px;font-size:13px;font-weight:600;display:inline-flex}.record-badge:before{content:"";background:var(--warn);width:6px;height:6px;animation:1s step-end infinite blink}.metrics{grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:10px;margin:20px 0;display:grid}.metric{background:var(--surface-raise);border:2px solid var(--border);box-shadow:3px 3px 0 var(--shadow-px);animation:fade-up .4s var(--ease) both;padding:10px 8px}.metric .v{font-size:18px;font-weight:700;font-family:var(--font-mono);color:var(--fg)}.metric .k{color:var(--weak);font-size:11px;font-family:var(--font-mono);letter-spacing:.08em;margin-top:2px}.comment{color:var(--muted);max-width:420px;margin:0 auto 20px;font-size:14px;line-height:1.75}.hist{background:var(--bg-deep);border:2px solid var(--border);text-align:left;margin:16px 0 20px;padding:14px}.hist h4{color:var(--weak);font-size:12px;font-weight:500;font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;align-items:center;gap:7px;margin-bottom:8px;display:flex}.hist h4:before{content:"";background:var(--accent-strong);flex:none;width:6px;height:6px}.hist .row{border-bottom:1px solid var(--border);justify-content:space-between;padding:3px 0;font-size:13px;display:flex}.hist .row:last-child{border-bottom:none}.hist .row .d{color:var(--weak);font-family:var(--font-mono)}.hist .row span:last-child{font-family:var(--font-mono);color:var(--fg)}.actions{flex-wrap:wrap;justify-content:center;gap:12px;margin-top:8px;display:flex}.spark{width:100%;height:36px;margin-top:6px}.spark polyline{stroke-dasharray:400;stroke-dashoffset:400px;animation:draw .9s var(--ease) .2s forwards}.hint{color:var(--muted);margin-top:14px;font-size:13px}.key-hint{color:var(--weak);opacity:.8;margin-top:8px;font-size:12px}.empty-tip{color:var(--weak);text-align:center;padding:30px 0;font-size:13px}.num-pad{grid-template-columns:repeat(3,84px);justify-content:center;gap:12px;margin:0 auto;display:grid}.num-pad button{background:var(--surface-raise);border:2px solid var(--border);height:60px;color:var(--fg);font-family:var(--font-mono);transition:background .12s var(--ease), transform 80ms var(--ease), border-color .12s var(--ease);font-size:20px;font-weight:600}.num-pad button:hover{border-color:var(--border-bright)}.num-pad button:active{background:var(--surface);transform:translate(2px,2px)}.num-pad button.fn{background:var(--surface);color:var(--weak);font-size:14px}.num-pad button.fn:hover{color:var(--fg);border-color:var(--border-bright)}.num-display{letter-spacing:6px;min-height:44px;color:var(--fg);font-size:32px;font-weight:700;font-family:var(--font-mono);margin-bottom:14px}.num-display.empty{color:var(--border)}.grid-arena{gap:8px;width:min(400px,88vw);display:grid}.grid-arena button{aspect-ratio:1;background:var(--surface-raise);border:2px solid var(--border);color:var(--fg);font-size:22px;font-weight:600;font-family:var(--font-mono);transition:background .15s var(--ease), transform .1s var(--ease), box-shadow .15s var(--ease), border-color .15s var(--ease)}.grid-arena button:hover:not(:disabled){border-color:var(--border-bright)}.grid-arena button:active:not(:disabled){transform:translate(2px,2px)}.grid-arena button.on{background:var(--accent-glow);border-color:var(--accent-strong);color:var(--accent-strong);box-shadow:2px 2px 0 var(--shadow-px);animation:pop .25s var(--ease)}.grid-arena button.miss{background:var(--danger);border-color:var(--danger);color:var(--accent-ink);animation:shake .35s var(--ease)}.grid-arena button.hit{background:var(--success);border-color:var(--success);color:var(--accent-ink);animation:pop .3s var(--ease)}.grid-arena button:disabled{cursor:default}.cell-btn{aspect-ratio:1;background:var(--surface-raise);border:2px solid var(--border);transition:background .15s var(--ease), transform .1s var(--ease), border-color .15s var(--ease)}.cell-btn:disabled{cursor:default}.grid-arena .cell-btn.on{background:var(--accent);border-color:var(--accent-strong);box-shadow:3px 3px 0 var(--shadow-px);animation:pop .3s var(--ease)}.grid-arena .cell-btn.hit{background:var(--success);border-color:var(--success);animation:pop .3s var(--ease)}.board-9{grid-template-columns:repeat(3,1fr);gap:10px;width:min(380px,82vw);display:grid}.board-9 .cell{aspect-ratio:1;background:var(--surface-raise);border:2px solid var(--border);transition:background .12s var(--ease), transform .12s var(--ease), border-color .12s var(--ease);justify-content:center;align-items:center;display:flex}.board-9 .cell.on{background:var(--accent);border-color:var(--accent-strong);box-shadow:3px 3px 0 var(--shadow-px);animation:pop .3s var(--ease)}.field{background:var(--stage-bg);border:2px solid var(--border);width:min(560px,88vw);height:400px;box-shadow:4px 4px 0 var(--shadow-px);touch-action:none;position:relative;overflow:hidden}.ball{background:var(--ball-fill);border:2px solid var(--ball-border);width:42px;height:42px;transition:box-shadow .2s var(--ease);position:absolute;transform:translate(-50%,-50%)}.ball.target{background:var(--stim-target);border-color:color-mix(in oklab, var(--stim-target) 70%, var(--stage-bg));animation:1.2s steps(2,start) infinite pulse-target}.ball.normal{background:var(--ball-fill);border-color:var(--ball-border)}.ball.selected{outline:3px solid var(--accent);outline-offset:2px;box-shadow:4px 4px 0 var(--shadow-px)}.flash{background:var(--accent);border:2px solid var(--accent-strong);width:90px;height:90px;box-shadow:3px 3px 0 var(--shadow-px);transition:opacity 50ms linear, box-shadow .3s var(--ease)}.flash.on{box-shadow:5px 5px 0 var(--shadow-px)}.tp-phase-label{color:var(--accent-strong);animation:pop .25s var(--ease);margin-bottom:14px;font-size:18px;font-weight:700}.big-letter{font-family:var(--font-pixel);color:var(--fg);-webkit-user-select:none;user-select:none;animation:pop .25s var(--ease);font-size:96px}.color-btn{width:76px;height:56px;color:var(--accent-ink);transition:transform 80ms var(--ease), box-shadow .2s var(--ease), filter .12s var(--ease);border:2px solid;font-size:15px;font-weight:700}.color-btn:active{transform:translate(2px,2px)}.color-btn:hover{box-shadow:3px 3px 0 var(--lcd-shadow);filter:brightness(1.08)}.color-btn.red{background:var(--c-red);border-color:color-mix(in oklab, var(--c-red) 75%, var(--lcd-bg))}.color-btn.green{background:var(--c-green);border-color:color-mix(in oklab, var(--c-green) 75%, var(--lcd-bg))}.color-btn.blue{background:var(--c-blue);border-color:color-mix(in oklab, var(--c-blue) 75%, var(--lcd-bg))}.color-btn.yellow{background:var(--c-yellow);border-color:color-mix(in oklab, var(--c-yellow) 75%, var(--lcd-bg))}.word-display{-webkit-user-select:none;user-select:none;justify-content:center;align-items:center;min-height:72px;font-size:62px;font-weight:800;display:flex}.ripple-wrap{width:120px;height:120px;position:relative}.ripple-wrap .core{background:var(--stim-ready);border:2px solid var(--stim-ready);box-shadow:4px 4px 0 var(--shadow-px);position:absolute;inset:0}.ripple-wrap .ripple{border:3px solid var(--stim-ready);animation:ripple .9s var(--ease) forwards;position:absolute;inset:0}.core-dot{background:var(--stim-dot);width:18px;height:18px;margin:-9px 0 0 -9px;position:absolute;top:50%;left:50%}@keyframes fade-up{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}@keyframes pop{0%{opacity:.4;transform:scale(.6)}60%{transform:scale(1.06)}to{opacity:1;transform:scale(1)}}@keyframes shake{0%,to{transform:translate(0)}20%{transform:translate(-6px)}40%{transform:translate(6px)}60%{transform:translate(-4px)}80%{transform:translate(4px)}}@keyframes ripple{0%{opacity:.8;transform:scale(1)}to{opacity:0;transform:scale(2.2)}}@keyframes pulse-target{0%,to{opacity:1}50%{opacity:.55}}@keyframes draw{to{stroke-dashoffset:0}}@keyframes blink{0%,49%{opacity:1}50%,to{opacity:0}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@media (width<=680px){.app{padding:14px 12px 64px}.topbar{flex-wrap:wrap}.topbar-right{justify-content:space-between;width:100%}.grid{grid-template-columns:repeat(2,1fr);gap:12px}.test-card{padding:14px}.word-display{font-size:44px}.lcd-panel{padding:24px 14px 18px}.field{height:300px}.ball{width:34px;height:34px}.grid-arena{width:min(320px,88vw)}.grid-arena button{font-size:18px}.num-pad{grid-template-columns:repeat(3,72px);gap:10px}.result-score{font-size:52px}}.footer{border-top:2px solid var(--border);color:var(--weak);flex-wrap:wrap;justify-content:space-between;gap:12px;margin-top:56px;padding-top:16px;font-size:12px;display:flex}.footer .mono{font-family:var(--font-mono);letter-spacing:.08em;font-size:10px}