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@layer properties{@supports (((-webkit-hyphens:none)) and (not (margin-trim:inline))) or ((-moz-orient:inline) and (not (color:rgb(from red r g b)))){*,:before,:after,::backdrop{--tw-space-y-reverse:0;--tw-leading:initial;--tw-font-weight:initial;--tw-tracking:initial}}}@layer theme{:root,:host{--font-sans:"M PLUS Rounded 1c", "Hiragino Maru Gothic ProN", "PingFang SC", "Apple SD Gothic Neo", system-ui, sans-serif;--font-mono:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;--color-white:#fff;--spacing:.25rem;--container-sm:24rem;--container-md:28rem;--container-xl:36rem;--container-3xl:48rem;--container-5xl:64rem;--text-xs:.75rem;--text-xs--line-height:calc(1 / .75);--text-sm:.875rem;--text-sm--line-height:calc(1.25 / .875);--text-lg:1.125rem;--text-lg--line-height:calc(1.75 / 1.125);--text-xl:1.25rem;--text-xl--line-height:calc(1.75 / 1.25);--text-4xl:2.25rem;--text-4xl--line-height:calc(2.5 / 2.25);--text-5xl:3rem;--text-5xl--line-height:1;--font-weight-bold:700;--font-weight-extrabold:800;--tracking-tight:-.025em;--leading-tight:1.25;--leading-relaxed:1.625;--default-font-family:var(--font-sans);--default-mono-font-family:var(--font-mono);--color-ink:#101414;--color-sky-1:#8fd3f3;--color-sky-2:#77bbef;--color-sky-3:#5ba3e7;--color-grass:#638f3b;--color-panel:#b7c3c3;--color-panel-hi:#eff3f3;--color-panel-lo:#5b7373;--color-title:#3b734b;--color-shadow:#172323;--color-yellow:#fff35f}}@layer base{*,:after,:before,::backdrop{box-sizing:border-box;border:0 solid;margin:0;padding:0}::file-selector-button{box-sizing:border-box;border:0 solid;margin:0;padding:0}html,:host{-webkit-text-size-adjust:100%;tab-size:4;line-height:1.5;font-family:var(--default-font-family,-apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "Noto Sans", Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color 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components;@layer utilities{.sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.relative{position:relative}.m-2{margin:calc(var(--spacing) * 2)}.mx-auto{margin-inline:auto}.mt-1{margin-top:var(--spacing)}.mt-2{margin-top:calc(var(--spacing) * 2)}.mt-3{margin-top:calc(var(--spacing) * 3)}.mt-4{margin-top:calc(var(--spacing) * 4)}.mt-5{margin-top:calc(var(--spacing) * 5)}.mt-6{margin-top:calc(var(--spacing) * 6)}.mt-8{margin-top:calc(var(--spacing) * 8)}.mt-10{margin-top:calc(var(--spacing) * 10)}.mb-4{margin-bottom:calc(var(--spacing) * 4)}.block{display:block}.flex{display:flex}.grid{display:grid}.size-7{width:calc(var(--spacing) * 7);height:calc(var(--spacing) * 7)}.size-8{width:calc(var(--spacing) * 8);height:calc(var(--spacing) * 8)}.h-14{height:calc(var(--spacing) * 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var(--tw-space-y-reverse)))}:where(.space-y-10>:not(:last-child)){--tw-space-y-reverse:0;margin-block-start:calc(calc(var(--spacing) * 10) * var(--tw-space-y-reverse));margin-block-end:calc(calc(var(--spacing) * 10) * calc(1 - var(--tw-space-y-reverse)))}.gap-x-8{column-gap:calc(var(--spacing) * 8)}.gap-y-6{row-gap:calc(var(--spacing) * 6)}.bg-grass{background-color:var(--color-grass)}.fill-current{fill:currentColor}.p-4{padding:calc(var(--spacing) * 4)}.p-5{padding:calc(var(--spacing) * 5)}.p-6{padding:calc(var(--spacing) * 6)}.px-4{padding-inline:calc(var(--spacing) * 4)}.px-6{padding-inline:calc(var(--spacing) * 6)}.py-8{padding-block:calc(var(--spacing) * 8)}.py-12{padding-block:calc(var(--spacing) * 12)}.py-14{padding-block:calc(var(--spacing) * 14)}.pt-4{padding-top:calc(var(--spacing) * 4)}.pt-14{padding-top:calc(var(--spacing) * 14)}.pb-4{padding-bottom:calc(var(--spacing) * 4)}.pb-6{padding-bottom:calc(var(--spacing) * 6)}.text-center{text-align:center}.text-left{text-align:left}.text-4xl{font-size:var(--text-4xl);line-height:var(--tw-leading,var(--text-4xl--line-height))}.text-lg{font-size:var(--text-lg);line-height:var(--tw-leading,var(--text-lg--line-height))}.text-sm{font-size:var(--text-sm);line-height:var(--tw-leading,var(--text-sm--line-height))}.text-xl{font-size:var(--text-xl);line-height:var(--tw-leading,var(--text-xl--line-height))}.text-xs{font-size:var(--text-xs);line-height:var(--tw-leading,var(--text-xs--line-height))}.leading-relaxed{--tw-leading:var(--leading-relaxed);line-height:var(--leading-relaxed)}.leading-tight{--tw-leading:var(--leading-tight);line-height:var(--leading-tight)}.font-bold{--tw-font-weight:var(--font-weight-bold);font-weight:var(--font-weight-bold)}.font-extrabold{--tw-font-weight:var(--font-weight-extrabold);font-weight:var(--font-weight-extrabold)}.tracking-tight{--tw-tracking:var(--tracking-tight);letter-spacing:var(--tracking-tight)}.text-balance{text-wrap:balance}.whitespace-nowrap{white-space:nowrap}.text-ink{color:var(--color-ink)}.text-ink\/60{color:#10141499}@supports 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(width>=40rem){.max-sm\:sr-only{clip-path:inset(50%);white-space:nowrap;border-width:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.max-sm\:hidden{display:none}}@media (width>=40rem){.sm\:hidden{display:none}.sm\:w-\[252px\]{width:252px}.sm\:grid-cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.sm\:p-7{padding:calc(var(--spacing) * 7)}.sm\:px-10{padding-inline:calc(var(--spacing) * 10)}.sm\:text-5xl{font-size:var(--text-5xl);line-height:var(--tw-leading,var(--text-5xl--line-height))}}@media (width>=48rem){.md\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}@media (width>=64rem){.lg\:grid-cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}}.\[\&\.active\]\:text-yellow.active{color:var(--color-yellow)}}:lang(zh-Hans){--font-sans:"PingFang SC", "Hiragino Sans GB", "Noto Sans SC", "M PLUS Rounded 1c", sans-serif}:lang(zh-Hant){--font-sans:"PingFang TC", "Noto Sans TC", "M PLUS Rounded 1c", sans-serif}:lang(ko){--font-sans:"Apple SD Gothic Neo", "Noto Sans KR", "M PLUS Rounded 1c", sans-serif}html{background:var(--color-shadow)}body{background:var(--color-grass);color:var(--color-ink);font-family:var(--font-sans);-webkit-font-smoothing:antialiased}:focus-visible{outline:3px solid var(--color-yellow);outline-offset:2px}.pixelated{image-rendering:pixelated}.topbar{border-bottom:2px solid var(--color-shadow);background:#233333}.footer{color:#9fafaf;background:#233333}.sky{background:linear-gradient(to bottom, var(--color-sky-1) 0 calc(100% - 96px), var(--color-sky-2) calc(100% - 96px) calc(100% - 48px), var(--color-sky-3) calc(100% - 48px) 100%)}.coaster{height:120px;position:relative;overflow:hidden}.coaster>div{image-rendering:pixelated;background-repeat:repeat-x;position:absolute;left:0;right:0}.coaster-supports{background:url(/sprites/steel_supports.png) 0 0/512px 66px;height:66px;top:54px}.coaster-track{background:url(/sprites/steel_track.png) 0 0/512px 22px;height:22px;top:32px}.coaster-train{background:url(/sprites/steel_vehicle.png) 0 0/260px 56px no-repeat;width:260px;height:56px;animation:14s steps(700,end) infinite ride;top:0;right:auto!important}@keyframes ride{0%{transform:translate(-260px)}to{transform:translate(100vw)}}@media (prefers-reduced-motion:reduce){.coaster-train{animation:none;transform:translate(15vw)}}.window{background:var(--color-panel);border:2px solid var(--color-shadow);box-shadow:inset 2px 2px 0 var(--color-panel-hi), inset -2px -2px 0 var(--color-panel-lo), 4px 4px 0 #17232359}.window-title{background:var(--color-title);color:var(--color-panel-hi);text-align:center;text-shadow:1px 1px 0 var(--color-shadow);margin:2px 2px 0;padding:6px 12px;font-size:1rem;font-weight:800;box-shadow:inset 2px 2px #4f875f,inset -2px -2px #23532b}.paper{box-shadow:inset 2px 2px 0 var(--color-panel-lo), inset -2px -2px 0 var(--color-panel-hi);background:#e3eaea}.groove{border-top:2px solid var(--color-panel-lo);box-shadow:inset 0 2px 0 var(--color-panel-hi)}.step-number{background:var(--color-shadow);width:2.25rem;height:2.25rem;color:var(--color-yellow);flex:none;place-items:center;font-weight:800;display:grid;box-shadow:inset 2px 2px #000,inset -2px -2px #3f5353}.appstore{color:#fff;background:#000;border-radius:12px;align-items:center;gap:.75rem;padding:.6rem 1.4rem .6rem 1.1rem;display:inline-flex;box-shadow:0 0 0 1px #a6a6a6,4px 4px #17232359}.appstore:hover{background:#1c1c1c}.lang-select{appearance:none;background:var(--color-panel) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0h10L5 6z' fill='%23101414'/%3E%3C/svg%3E") no-repeat right 8px center;color:var(--color-ink);border:2px solid var(--color-shadow);box-shadow:inset 2px 2px 0 var(--color-panel-hi), inset -2px -2px 0 var(--color-panel-lo);font:inherit;padding:4px 26px 4px 10px;font-weight:700}.faq{background:var(--color-panel);box-shadow:inset 2px 2px 0 var(--color-panel-hi), inset -2px -2px 0 var(--color-panel-lo)}.faq>summary{cursor:pointer;padding:.75rem 1rem .75rem 2.25rem;font-weight:800;list-style:none;position:relative}.faq>summary::-webkit-details-marker{display:none}.faq>summary:before{content:"";border:6px solid #0000;border-left:8px solid var(--color-ink);border-right:0;position:absolute;top:1.05rem;left:1rem}.faq[open]>summary:before{transform-origin:4px 6px;transform:rotate(90deg)}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}