:root,[data-theme=light]{--color-bg: #FDFBF7;--color-text: #222222;--color-text-mild: #666;--color-grid: rgba(0, 0, 0, .07);--color-button-bg: #ffffff;--color-button-border: #222222;--color-help-bg: #ffffff;--color-help-border: #cccccc;--color-help-shadow: rgba(0, 0, 0, .1);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-serif: "Georgia", "Times New Roman", serif;--transition-speed: .15s;--drift-rotation: 0deg;--accent-yellow: #ffcc00}[data-theme=dark],:root[data-theme=dark],html[data-theme=dark]{--color-bg: #141417;--color-text: #fdfbf7;--color-text-mild: #c4beb5;--color-grid: rgba(253, 251, 247, .1);--color-button-bg: #1e1e25;--color-button-border: #fdfbf7;--color-help-bg: #1e1e25;--color-help-border: rgba(253, 251, 247, .35);--color-help-shadow: rgba(0, 0, 0, .5);--accent-yellow: #ffd000}html{background-color:var(--color-bg);color:var(--color-text)}html[data-theme=dark],html[data-theme=dark] body{background-color:#141417;color:#f2f1f6}body.serif-mode{font-family:var(--font-serif)}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box}body{font-family:var(--font-sans);background-color:var(--color-bg);background-image:linear-gradient(var(--color-grid) 1px,transparent 1px),linear-gradient(90deg,var(--color-grid) 1px,transparent 1px),radial-gradient(circle at calc(50% + calc(var(--radial-bg-x, 0) * 30%)) calc(50% + calc(var(--radial-bg-y, 0) * 30%)),rgba(120,120,120,.06),transparent 50%);background-size:40px 40px,40px 40px,100% 100%;color:var(--color-text);min-height:100vh;min-height:100dvh;display:flex;justify-content:center;align-items:center;overflow:hidden;transition:background-color .4s ease,color .4s ease;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;touch-action:manipulation;padding-bottom:env(safe-area-inset-bottom,0px);animation:fadeIn .25s ease-out}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.isht-home-link{position:absolute;top:1rem;left:1rem;transition:border-bottom-color .2s;-webkit-user-select:none;user-select:none;border-bottom:2px dotted transparent;z-index:100}.isht-home-link:hover{border-bottom-color:var(--color-text)}.isht-home-link img{height:48px;width:auto;display:block}.theme-toggle-switch{position:fixed;top:1rem;right:1.25rem;width:68px;height:36px;padding:0;border:none;background:transparent;cursor:pointer;z-index:1000;outline:none;-webkit-user-select:none;user-select:none;-webkit-tap-highlight-color:transparent}.toggle-track{position:relative;display:block;width:100%;height:100%;border-radius:999px;border:2px solid var(--color-border, #222222);background:#f1ebd8;box-shadow:3px 3px 0 0 var(--color-border, #222222);transition:background-color .4s ease,border-color .4s ease,box-shadow .4s ease,transform .15s ease;overflow:hidden}[data-theme=dark] .toggle-track{background:#1e1e28;border-color:#fdfbf7;box-shadow:3px 3px #fdfbf7}.theme-toggle-switch:hover .toggle-track{transform:translateY(-2px);box-shadow:4px 4px 0 0 var(--color-border, #222222)}[data-theme=dark] .theme-toggle-switch:hover .toggle-track{box-shadow:4px 4px #fdfbf7}.theme-toggle-switch:active .toggle-track{transform:translateY(1px);box-shadow:2px 2px 0 0 var(--color-border, #222222)}.theme-toggle-switch:focus-visible .toggle-track{outline:2px dashed var(--accent-yellow, #ffcc00);outline-offset:4px}.track-deco{position:absolute;top:0;bottom:0;display:flex;align-items:center;pointer-events:none;transition:opacity .4s ease,transform .4s ease}.track-sun-deco{right:8px;gap:3px;opacity:.6}.cloud-dot{background:#deb887;border-radius:50%;display:inline-block}.dot-1{width:8px;height:8px}.dot-2{width:5px;height:5px}.track-moon-deco{left:8px;gap:3px;color:#ffd000;opacity:0;font-size:9px;transform:translate(-4px)}[data-theme=dark] .track-sun-deco{opacity:0;transform:translate(4px)}[data-theme=dark] .track-moon-deco{opacity:.85;transform:translate(0)}.toggle-thumb{position:absolute;top:2px;left:3px;width:28px;height:28px;border-radius:50%;background-color:#fff;border:1.5px solid var(--color-border, #222222);box-shadow:0 2px 4px #00000026;display:flex;align-items:center;justify-content:center;transition:transform .45s cubic-bezier(.34,1.56,.64,1),background-color .4s ease,border-color .4s ease}[data-theme=dark] .toggle-thumb{transform:translate(31px);background-color:#14141c;border-color:#fdfbf7}.thumb-icon{position:absolute;display:flex;align-items:center;justify-content:center;width:20px;height:20px;transition:transform .45s cubic-bezier(.34,1.56,.64,1),opacity .3s ease}.thumb-icon svg{width:100%;height:100%;display:block}.sun-icon{opacity:1;transform:rotate(0) scale(1)}.moon-icon{opacity:0;transform:rotate(-120deg) scale(.4)}[data-theme=dark] .sun-icon{opacity:0;transform:rotate(120deg) scale(.4)}[data-theme=dark] .moon-icon{opacity:1;transform:rotate(0) scale(1)}.theme-inverted-ripple{position:fixed;top:0;right:0;bottom:0;left:0;width:100vw;height:100vh;pointer-events:none;z-index:999999;background-color:#fff;mix-blend-mode:difference;will-change:clip-path,opacity}.counter{position:fixed;top:1rem;left:50%;transform:translate(-50%);font-size:1rem;color:var(--color-text-mild);user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;z-index:50;transition:color .4s ease}.container{display:flex;flex-direction:column;align-items:center;gap:2rem;width:100%}.the-button{padding:1.25rem 2.5rem;font-size:1.1rem;font-weight:500;cursor:pointer;background:var(--color-button-bg);color:var(--color-text);border:2px solid var(--color-button-border);border-radius:8px;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:transform var(--transition-speed) ease,background-color var(--transition-speed) ease,border-radius var(--transition-speed) ease,border-color var(--transition-speed) ease,color var(--transition-speed) ease;position:relative;will-change:transform}.the-button.pulse-yellow{border-color:#f1c40f}.click-particle{position:fixed;pointer-events:none;z-index:999;background-color:var(--color-button-border, #222222);will-change:transform,opacity}.the-button.swallow-effect{opacity:.5;transform:scale(.95)}.the-button.dot{transform:scale(.05);border-radius:50%}.dissolution-mode{background:transparent!important;border-style:solid}.pulse{transform:scale(1.05);transition:transform .1s ease}@keyframes glitch-anim{0%{opacity:1}50%{opacity:.5}to{opacity:1}}.fake-button{cursor:pointer}.fake-link{font-size:1.5rem;color:var(--color-text-mild);pointer-events:auto}.the-button:active,.the-button.active{transform:scale(.98)}.the-button:focus{outline:2px solid #555;outline-offset:4px}.the-button:disabled{pointer-events:none;opacity:.7}.help-btn{position:fixed;bottom:1rem;left:1rem;width:34px;height:34px;border-radius:50%;border:1px solid var(--color-text);background:var(--color-help-bg);color:var(--color-text);cursor:pointer;font-family:var(--font-serif);font-weight:700;box-shadow:0 2px 4px var(--color-help-shadow);user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;transition:transform .2s,background-color .4s ease,color .4s ease,border-color .4s ease;z-index:100}.help-btn:hover{transform:scale(1.1)}.help-btn:focus{outline:2px solid #555;outline-offset:2px}.help-popup{position:fixed;bottom:3.5rem;left:1rem;padding:1rem;background:var(--color-help-bg);border:1px solid var(--color-help-border);border-radius:8px;box-shadow:0 4px 12px var(--color-help-shadow);max-width:250px;z-index:100;user-select:none;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;transition:background-color .4s ease,border-color .4s ease}.help-popup.hidden{display:none}.help-popup p{font-size:.9rem;line-height:1.4;color:var(--color-text)}@media(prefers-reduced-motion:reduce){*{transition:none!important}}.the-button.paused{opacity:.7}.anomaly{z-index:60}.anomaly-caption{position:fixed;transform:translate(-50%);max-width:min(320px,80vw);font-size:.95rem;color:var(--color-text-mild);text-align:center;pointer-events:none;animation:anomaly-in .25s ease-out}@keyframes anomaly-in{0%{opacity:0}to{opacity:1}}.anomaly-panel{position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);width:min(340px,calc(100vw - 3rem));padding:1.1rem 1.2rem;background:var(--color-help-bg);border:1px solid var(--color-help-border);border-radius:8px;box-shadow:0 6px 18px var(--color-help-shadow);z-index:70;text-align:left}.anomaly-panel__title{font-weight:700;letter-spacing:.02em;margin-bottom:.35rem}.anomaly-panel__body{font-size:.9rem;line-height:1.45;color:var(--color-text-mild)}.anomaly-panel__action{display:inline-block;margin-top:.9rem;padding:.45rem .9rem;font:inherit;font-size:.85rem;color:#222;background:var(--accent-yellow);border:1px solid var(--color-button-border);border-radius:6px;cursor:pointer;transition:transform .15s ease}.anomaly-panel__action:hover{transform:translateY(-1px)}.anomaly-progress{display:block;height:8px;margin-top:.8rem;background:var(--accent-yellow);border-radius:4px;transition:width .3s linear}.anomaly-note{position:fixed;padding:.55rem .8rem;font-family:var(--font-serif);font-style:italic;color:#222;background:var(--accent-yellow);border-radius:3px;box-shadow:2px 3px #0000001f;transform:rotate(-4deg);pointer-events:none}.anomaly-arrow{position:fixed;font-size:2.4rem;line-height:1;color:var(--color-text-mild);transform:rotate(26deg);pointer-events:none}.anomaly-shadow{width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;background:#0000002e;pointer-events:none;z-index:55}[data-theme=dark] .anomaly-shadow{background:#ffffff38}.anomaly-echo{opacity:.4;pointer-events:none;filter:blur(.4px)}.anomaly-ghost{opacity:.9;z-index:55}.anomaly-shake{animation:anomaly-shake .28s ease}@keyframes anomaly-shake{0%,to{transform:translate(0)}30%{transform:translate(-6px)}70%{transform:translate(6px)}}.anomaly-hand{position:fixed;font-size:2.8rem;line-height:1;pointer-events:none;animation:anomaly-hand 1.3s ease-out forwards}@keyframes anomaly-hand{0%{opacity:0;transform:translate(-22px)}55%{opacity:1;transform:translate(4px)}to{opacity:.95;transform:translate(0)}}.anomaly-fog{position:fixed;top:0;right:0;bottom:0;left:0;z-index:58;pointer-events:none;background:#fdfbf759;backdrop-filter:blur(3px);-webkit-backdrop-filter:blur(3px);animation:anomaly-in .6s ease-out}[data-theme=dark] .anomaly-fog{background:#14141759}.the-button.anomaly-hum{animation:anomaly-hum .14s linear infinite}@keyframes anomaly-hum{0%,to{filter:blur(.2px)}50%{filter:blur(1px)}}.the-button.anomaly-pulse{animation:anomaly-pulse .32s ease-out}@keyframes anomaly-pulse{0%{box-shadow:0 0 #ffcc00b3}to{box-shadow:0 0 0 24px #fc00}}.the-button.anomaly-glow{box-shadow:0 0 26px 5px #ffcc00bf!important}.the-button.anomaly-swapped{border-style:dashed}#theme-toggle-btn.anomaly-swapped{opacity:.7}@media(prefers-reduced-motion:reduce){.the-button.anomaly-hum,.the-button.anomaly-pulse,.anomaly-hand{animation:none}}