@font-face{font-family:Bricolage Grotesque;font-style:normal;font-weight:200 800;font-stretch:75% 100%;font-display:swap;src:url(/fonts/bricolage-grotesque-vietnamese-variable.woff2)format("woff2");unicode-range:U+102-103,U+110-111,U+128-129,U+168-169,U+1A0-1A1,U+1AF-1B0,U+300-301,U+303-304,U+308-309,U+323,U+329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Bricolage Grotesque;font-style:normal;font-weight:200 800;font-stretch:75% 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1);--dur-micro:.12s;--dur-short:.24s;--dur-long:.56s;--container:1280px;--gutter:64px;--gap-columns:32px;--section-gap-s:120px;--section-gap:152px;--section-gap-l:184px;--z-base:1;--z-raised:10;--z-dropdown:100;--z-sticky:200;--z-sticky-nav:300;--z-modal:400;--z-toast:500;--z-tooltip:600;--font-display:"Bricolage Grotesque", ui-sans-serif, system-ui, sans-serif;--font-body:var(--font-display);--font-mono:ui-monospace, "Cascadia Mono", SFMono-Regular, Menlo, Consolas, monospace;--radius-card:18px;--radius-inner:10px;--radius-input:999px;--radius-pill:999px;--rule-hair:1px;--glass:color-mix(in oklab, var(--color-paper-2) 58%, transparent);--glass-2:color-mix(in oklab, var(--color-paper-3) 50%, transparent);--glass-edge:color-mix(in oklab, var(--color-light) 10%, transparent);--glass-blur:22px;--glass-hi:inset 0 1px 0 color-mix(in oklab, var(--color-light) 10%, transparent), inset 0 0 0 1px color-mix(in oklab, var(--color-light) 6%, transparent);--shadow-card:0 1px 0 color-mix(in oklab, 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transparent);animation:rise var(--dur-long) var(--ease-out) both;animation-delay:calc(.2s + var(--d) * 90ms);grid-template-columns:34px minmax(0,1fr) auto 128px;display:grid}@keyframes rise{0%{opacity:0;transform:translateY(8px)}}.acct__mark{background:color-mix(in oklab, var(--color-light) 6%, transparent);width:34px;height:34px;box-shadow:inset 0 0 0 1px color-mix(in oklab, var(--color-light) 10%, transparent);font:500 .8125rem/1 var(--font-display);color:var(--color-ink-2);border-radius:50%;place-items:center;display:grid}.acct__name{flex-direction:column;font-size:.9375rem;font-weight:500;display:flex}.acct__sub{font-size:var(--text-xs);color:var(--color-muted);font-weight:400}.acct__state{align-items:center;gap:var(--space-xs);font-size:var(--text-xs);color:var(--color-muted);display:inline-flex}.acct__state:before{content:"";background:var(--color-accent-2);width:16px;height:16px;-webkit-mask:radial-gradient(circle, var(--color-shade) 3px, transparent 3.5px);mask:radial-gradient(circle, var(--color-shade) 3px, transparent 3.5px);border-radius:50%}.acct__state.is-ok:before{background:var(--color-accent);-webkit-mask:url(/check.svg) 50%/contain no-repeat;mask:url(/check.svg) 50%/contain no-repeat}.acct.is-open .acct__state{color:var(--color-accent-2)}.acct__bal{text-align:right;font-size:.9375rem}.run__flag{align-items:center;gap:var(--space-sm);margin-top:var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-inner);background:color-mix(in oklab, var(--color-accent-2) 10%, transparent);box-shadow:inset 0 0 0 1px color-mix(in oklab, var(--color-accent-2) 28%, transparent);font-size:var(--text-sm);color:var(--color-ink-2);transition:background-color var(--dur-short) var(--ease-out);text-decoration:none;display:flex}.run__flag:hover{background:color-mix(in oklab, var(--color-accent-2) 16%, transparent)}.run__flag-dot{background:var(--color-accent-2);width:8px;height:8px;box-shadow:0 0 0 4px color-mix(in oklab, var(--color-accent-2) 20%, transparent);animation:pulse 2.4s var(--ease-in-out) infinite;border-radius:50%;flex:none}@keyframes pulse{50%{box-shadow:0 0 0 7px color-mix(in oklab, var(--color-accent-2) 5%, transparent)}}.run__flag-go{color:var(--color-accent-2);margin-left:auto;font-weight:600}.run__flag-go:after{content:" →"}.sec{padding-block:var(--section-gap) 0;position:relative}.sec__head{gap:var(--space-md);max-width:40rem;display:grid}.sec__head .lead,.tour__text .lead{color:var(--color-muted)}.tour{padding-top:calc(var(--section-gap) - var(--space-lg))}.tour__grid{gap:var(--space-2xl);grid-template-columns:minmax(0,5fr) minmax(0,7fr);align-items:start;display:grid}.tour__text{gap:var(--space-md);padding-top:var(--space-lg);display:grid}.tabs{margin-top:var(--space-xl);display:grid}.tab{text-align:left;padding:var(--space-md) 0 var(--space-md) var(--space-lg);border:0;border-top:1px solid var(--color-rule);color:var(--color-muted);cursor:pointer;background:0 0;display:grid;position:relative}.tab:last-child{border-bottom:1px solid var(--color-rule)}.tab:before{content:"";background:var(--color-accent);opacity:0;width:6px;height:6px;transition:opacity var(--dur-short) var(--ease-out), transform var(--dur-short) var(--ease-out);border-radius:50%;position:absolute;top:27px;left:2px;transform:scale(.4)}.tab__name{font:500 1.0625rem/1.4 var(--font-display);transition:color var(--dur-short) var(--ease-out)}.tab__line>span{min-height:0}.tab__line{color:var(--color-muted);max-width:34ch;transition:grid-template-rows var(--dur-long) var(--ease-out), opacity var(--dur-short);opacity:0;grid-template-rows:0fr;font-size:.9375rem;display:grid;overflow:hidden}.tab:hover .tab__name{color:var(--color-ink-2)}.tab[aria-selected=true] .tab__name{color:var(--color-ink)}.tab[aria-selected=true]:before{opacity:1;box-shadow:0 0 0 4px color-mix(in oklab, var(--color-accent) 20%, transparent);transform:none}.tab[aria-selected=true] .tab__line{margin-top:var(--space-2xs);opacity:1;grid-template-rows:1fr}.tab:focus-visible{outline:2px solid var(--color-focus);outline-offset:2px;border-radius:4px}.tour__stage{display:grid}.pane{padding:var(--space-lg);min-height:480px;animation:pane-in var(--dur-long) var(--ease-out);grid-area:1/1}@keyframes pane-in{0%{opacity:0;transform:translateY(10px)scale(.99)}}.pane:focus-visible{outline:2px solid var(--color-focus);outline-offset:3px}.pane__head{justify-content:space-between;align-items:baseline;gap:var(--space-md);padding-bottom:var(--space-lg);display:flex}.pane__title{font:500 1.0625rem/1.3 var(--font-display)}.pane__meta{font-size:var(--text-sm);color:var(--color-muted)}.pairs{border-collapse:collapse;width:100%;font-size:.9375rem}.pairs th,.pairs td{padding:var(--space-sm) var(--space-sm);text-align:left;border-top:1px solid color-mix(in oklab, var(--color-light) 7%, transparent);font-weight:400}.pairs thead th{font-size:var(--text-xs);color:var(--color-muted);border-top:0;padding-top:0}.pairs tbody th{font-weight:500}.pairs td:last-child{color:var(--color-ink-2)}.pairs .r{text-align:right}.pairs .tick,.pairs .gap{width:40px;position:relative}.pairs .tick:before,.pairs .gap:before{content:"";width:22px;height:22px;margin:calc(-1 * var(--space-sm)) 0 0 calc(-1 * var(--space-sm));border-radius:50%;position:absolute;top:50%;left:50%}.pairs .tick:before{background:var(--color-accent);box-shadow:inset 0 0 0 22px color-mix(in oklab, var(--color-accent) 0%, transparent);-webkit-mask:url(/check.svg) 50%/16px no-repeat;mask:url(/check.svg) 50%/16px no-repeat}.pairs .gap:before{box-shadow:inset 0 0 0 1.5px var(--color-accent-2)}.pairs tr.is-open th,.pairs tr.is-open td{background:color-mix(in oklab, var(--color-accent-2) 7%, transparent);color:var(--color-accent-2)}.pairs tr.is-open td:last-child .num{margin-left:var(--space-xs);opacity:.85}.sides{gap:var(--space-md);grid-template-columns:1fr 1fr;display:grid}.side{gap:var(--space-2xs);padding:var(--space-lg);background:color-mix(in oklab, var(--color-light) 4.5%, transparent);box-shadow:inset 0 0 0 1px color-mix(in oklab, var(--color-light) 7%, transparent);border-radius:14px;display:grid}.side__label{font-size:var(--text-xs);color:var(--color-muted)}.side__name{margin-top:var(--space-xs);font-weight:500}.side__meta{font-size:var(--text-sm);color:var(--color-muted)}.side__fig{margin-top:var(--space-lg);font:500 2.25rem/1 var(--font-display);letter-spacing:-.02em}.diff{margin-top:var(--space-lg);padding-top:var(--space-lg);border-top:1px solid color-mix(in oklab, var(--color-light) 8%, transparent);color:var(--color-muted);font-size:var(--text-sm);justify-content:space-between;align-items:baseline;display:flex}.diff__fig{font:500 2.75rem/1 var(--font-display);letter-spacing:-.02em;color:var(--color-accent-2)}.diff__fig .c,.side__fig .c{font-size:.6em}.pane__acts{gap:var(--space-sm);margin-top:var(--space-xl);display:flex}.rules,.close{margin:0;padding:0;list-style:none}.rules li{justify-content:space-between;align-items:center;gap:var(--space-lg);padding:var(--space-lg) var(--space-3xs);border-top:1px solid color-mix(in oklab, var(--color-light) 7%, transparent);display:flex}.switch{border-radius:var(--radius-pill);background:color-mix(in oklab, var(--color-light) 12%, transparent);width:40px;height:24px;transition:background-color var(--dur-short);flex:none;position:relative}.switch:after{content:"";background:var(--color-ink);width:18px;height:18px;box-shadow:0 1px 2px color-mix(in oklab, var(--color-shade) 40%, transparent);transition:transform var(--dur-short) var(--ease-out);border-radius:50%;position:absolute;top:3px;left:3px}.switch.is-on{background:var(--color-accent)}.switch.is-on:after{background:var(--color-card);transform:translate(16px)}.close li{align-items:center;gap:var(--space-lg);padding:var(--space-lg) var(--space-3xs);border-top:1px solid color-mix(in oklab, var(--color-light) 7%, transparent);grid-template-columns:9rem minmax(0,1fr) 4rem;font-size:.9375rem;display:grid}.close li .num{text-align:right;color:var(--color-muted)}.bar{border-radius:var(--radius-pill);background:color-mix(in oklab, var(--color-light) 8%, transparent);height:6px;position:relative;overflow:hidden}.close li.is-open .num{color:var(--color-accent-2)}.wells{gap:var(--space-lg);margin-top:var(--space-2xl);grid-template-columns:1fr 1fr;display:grid}.well{margin:0}.well__stage{aspect-ratio:5/4;padding:var(--space-xl);border-radius:var(--radius-card);background:radial-gradient(120% 90% at 30% 0%, var(--color-well), var(--color-well-2));place-items:center;display:grid;overflow:hidden}.well 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var(--space-md);background:var(--color-well-2);color:var(--color-well-ink);border-radius:12px;font-size:.9375rem}.hand__acts{gap:var(--space-xs);margin-top:var(--space-lg);display:flex}.pill{height:30px;padding:0 var(--space-sm);border-radius:var(--radius-pill);box-shadow:inset 0 0 0 1px var(--color-well-rule);font-size:var(--text-xs);color:var(--color-well-muted);align-items:center;font-weight:500;display:inline-flex}.pill--on{background:var(--color-accent-soft);box-shadow:none;color:var(--color-accent-deep)}.month__stage{margin-top:var(--space-2xl);position:relative}.strip{gap:var(--space-sm);height:320px;padding:var(--space-xl) 32px var(--space-lg);grid-template-columns:repeat(31,minmax(0,1fr));display:grid}.night{flex-direction:column;justify-content:flex-end;align-items:stretch;min-width:0;display:flex;position:relative}.night i{height:calc(var(--h) - 26px);background:linear-gradient(to top, color-mix(in oklab, var(--color-accent-lo) 35%, transparent), color-mix(in oklab, 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var(--color-fog) 0%, transparent) 82%), linear-gradient(to bottom, color-mix(in oklab, var(--color-paper) 0%, transparent) 72%, var(--color-paper) 99%)}.nav__links a,.nav__login{white-space:nowrap}.hero .acts{margin-top:var(--space-xl)}.hero .text-link,.hero__fine a{color:var(--color-accent-deep);font-weight:600}.hero__crumb{margin-bottom:var(--space-md);font-size:var(--text-sm);color:var(--color-accent-deep);font-weight:600}.hero__crumb a{text-decoration:none}.hero .consent{max-width:460px;padding-left:var(--space-lg);color:var(--color-day-muted)}.hero .form-status{padding-left:var(--space-lg);color:var(--color-day-ink)}.consent{gap:var(--space-xs);margin-top:var(--space-sm);font-size:var(--text-xs);color:var(--color-muted);align-items:flex-start;display:flex}.consent input{accent-color:var(--color-accent);margin-top:3px}.form-status{font-size:var(--text-sm);color:var(--color-accent-2)}.form-status:empty{display:none}.form-status[data-state=demo]{color:var(--color-success)}.accts--3 .acct{grid-template-columns:34px minmax(0,1fr) auto;padding:9px 0}.acct__state.is-wait:before{background:var(--color-muted)}.sec__more{margin-top:var(--space-xl)}.pane{flex-direction:column;display:flex}.pane__foot{padding-top:var(--space-lg);font-size:var(--text-sm);color:var(--color-muted);margin-top:auto}.bubble{padding:var(--space-lg);background:color-mix(in oklab, var(--color-light) 6%, transparent);box-shadow:inset 0 0 0 1px var(--hair);font:500 1.1875rem/1.45 var(--font-display);border-radius:16px 16px 16px 4px}.bubble__who{margin-bottom:var(--space-xs);font:400 var(--text-xs)/1 var(--font-body);color:var(--color-muted);display:block}.pairs tbody th{color:var(--color-accent);vertical-align:top;width:3rem}.pairs td{vertical-align:top}.pairs td.ev{color:var(--color-muted);font-size:var(--text-sm)}.pairs .tick:before,.pairs .gap:before{top:22px}.verdict{justify-content:space-between;align-items:baseline;gap:var(--space-md);margin-bottom:var(--space-lg);display:flex}.verdict .side__fig{margin-top:var(--space-xs);color:var(--color-accent-hi)}.note__head img{width:104px}.note__list{margin-top:var(--space-xs);gap:var(--space-2xs);color:var(--color-well-muted);font-size:.9375rem;display:grid}.note__list li{gap:var(--space-xs);display:flex}.note__list li:before{content:"";background:var(--color-accent-deep);border-radius:50%;flex:none;width:5px;height:5px;margin-top:.62em}.note__link{text-decoration:none;display:block}.cards{gap:var(--space-lg);margin-top:var(--space-2xl);grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));display:grid}.cards--3{grid-template-columns:repeat(auto-fit,minmax(min(100%,300px),1fr))}.card{gap:var(--space-sm);padding:var(--space-lg);flex-direction:column;display:flex}.card p{color:var(--color-muted);font-size:.9375rem}.card__num{font:500 .8125rem/1 var(--font-display);color:var(--color-accent)}.card__state{padding-top:var(--space-sm);font-size:var(--text-xs);color:var(--color-accent-2);margin-top:auto}.card 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var(--space-lg));grid-template-columns:5rem minmax(0,1fr) minmax(0,.9fr);display:grid}.stage__num{font:500 2.75rem/1 var(--font-display);letter-spacing:-.03em;color:var(--color-accent)}.stage__main{gap:var(--space-sm);align-content:start;display:grid}.stage__main p{color:var(--color-ink-2)}.stage__side{gap:var(--space-md);align-content:start;display:grid}.stage__label{font-size:var(--text-xs);color:var(--color-muted)}.stage__takes{color:var(--color-ink-2);font-size:.9375rem}.tools-list{gap:var(--space-xs);display:grid}.tool{gap:var(--space-2xs) var(--space-sm);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-inner);background:color-mix(in oklab, var(--color-light) 4.5%, transparent);box-shadow:inset 0 0 0 1px var(--hair);font-size:var(--text-sm);grid-template-columns:auto minmax(0,1fr);align-items:baseline;display:grid}.tool__kind{font-size:var(--text-xs);color:var(--color-muted)}.tool__name{font-weight:500}.tool__state{font-size:var(--text-xs);color:var(--color-accent-2);grid-column:2}.stage__read{font-size:var(--text-sm);color:var(--color-muted)}.stage__read a{color:var(--color-accent);font-weight:600;text-decoration:none}.stage__read a:hover{text-decoration:underline}.filters{gap:var(--space-xs);margin-top:var(--space-xl);flex-wrap:wrap;display:flex}.filter-btn{min-height:38px;padding:0 var(--space-md);border-radius:var(--radius-pill);background:color-mix(in oklab, var(--color-light) 4%, transparent);box-shadow:inset 0 0 0 1px color-mix(in oklab, var(--color-light) 14%, transparent);color:var(--color-ink-2);cursor:pointer;transition:background-color var(--dur-micro), color var(--dur-micro);border:0;font-size:.875rem;font-weight:500}.filter-btn:hover{color:var(--color-ink);background:color-mix(in oklab, var(--color-light) 9%, transparent)}.filter-btn[aria-pressed=true]{color:var(--color-accent-ink);background:var(--color-accent);box-shadow:none}.articles{gap:var(--space-lg);margin-top:var(--space-xl);grid-template-columns:repeat(auto-fill,minmax(min(100%,340px),1fr));display:grid}.article-card{gap:var(--space-sm);height:100%;padding:var(--space-lg);flex-direction:column;display:flex}.article-card h4{font-family:var(--font-display);font-weight:var(--display-weight);font-synthesis:none;overflow-wrap:break-word;text-wrap:balance;min-width:0;color:var(--color-focus);max-width:40ch;font-size:var(--text-title);letter-spacing:-.01em;margin:0;line-height:1.3}.article-card h4 a{text-decoration:none}.article-card h4 a:after{content:"";border-radius:var(--radius-card);position:absolute;inset:0}.article-card:has(a):hover{box-shadow:var(--glass-hi), 0 0 0 1px color-mix(in oklab, var(--color-accent) 40%, transparent), var(--shadow-card)}.article-card 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a{color:inherit;text-decoration:none}.tile h3 a:after{content:"";border-radius:var(--radius-card);position:absolute;inset:0}.tile .chip{z-index:1;align-self:flex-start;text-decoration:none;position:relative}.tile:has(h3 a):hover{box-shadow:var(--glass-hi), 0 0 0 1px color-mix(in oklab, var(--color-accent) 40%, transparent), var(--shadow-card)}.compass{margin-top:var(--space-2xl);padding:var(--space-xs) var(--space-xl)}.compass__row{padding-block:var(--space-md);grid-template-columns:34px minmax(0,1fr) minmax(0,.8fr);align-items:start}.compass__row:first-child{border-top:0}.compass__row .acct__mark{margin-top:2px}.compass__main{gap:var(--space-xs);min-width:0;display:grid}.compass__title{color:var(--color-ink);overflow-wrap:anywhere;font-weight:600;text-decoration:none}.compass__title:hover{color:var(--color-accent-hi)}.compass__takes{font-size:var(--text-sm);color:var(--color-muted)}.compass__label{color:var(--color-accent-2);font-weight:600}.compass__chips{gap:var(--space-xs);flex-wrap:wrap;justify-content:flex-end;margin:0;padding:0;list-style:none;display:flex}.compass__chips .chip{white-space:normal;height:auto;min-height:30px;padding-block:4px}.example{gap:var(--space-md)}.example .chip{align-self:flex-start}.example__rows{gap:var(--space-md);margin:0;display:grid}.example__rows dt{font-size:var(--text-xs);color:var(--color-accent-2)}.example__rows dd{margin:var(--space-xs) 0 0;color:var(--color-ink-2);font-size:.9375rem}.founder{margin-top:var(--space-xl)}.founder h3{font-size:var(--text-title)}.founder__fact{font-size:var(--text-sm)}.founder__label{color:var(--color-accent-2);font-weight:600}.faq{gap:var(--space-sm);margin-top:var(--space-xl);max-width:52rem;display:grid}.faq__item{padding:0 var(--space-lg)}.faq__item summary{justify-content:space-between;align-items:center;gap:var(--space-md);padding-block:var(--space-md);cursor:pointer;font-weight:600;list-style:none;display:flex}.faq__item summary::-webkit-details-marker{display:none}.faq__item summary:after{content:"+";color:var(--color-accent);flex:none;font-size:1.25rem}.faq__item[open] summary:after{content:"−"}.faq__item p{padding-bottom:var(--space-md);color:var(--color-ink-2)}@media (width<=40rem){.compass{padding-inline:var(--space-md)}.compass__row{grid-template-columns:34px minmax(0,1fr)}.compass__chips{grid-column:2;justify-content:flex-start}.founder{flex-direction:column;align-items:flex-start}}@media print{.nav,.foot,.close-band,.skip,.hero__ground{display:none!important}body{color:inherit;background:0 0}}