@layer components{.playbook{--pb-gutter:clamp(1.25rem, 4.4vw, 4rem);--pb-max:92rem;--pb-mono:.8125rem;--pb-mono-track:.08em;--pb-lede-size:var(--at-type-heading-sm-size);--pb-prompt-size:.9375rem;--pb-plate-pad:.625rem;--pb-plate-lift:var(--at-space-2);--pb-plate-edge:var(--at-color-midnight-900);--pb-plate-edge-width:var(--at-border-width-strong);--pb-plate-shadow:var(--at-color-midnight-900);--pb-tile-line-size:1.875rem;--pb-tile-summary-size:1.0625rem;--pb-accent:var(--at-color-cobalt-500);--pb-rule:var(--at-color-cloud-300);--pb-sheet-shadow:var(--at-color-midnight-900);--at-type-display-xl-size:clamp(2.5rem, 5.85vw, 5.25rem);--at-type-heading-lg-size:clamp(2.125rem, 5vw, 4.5rem);--pb-object-size:clamp(2.5rem, 4.4vw, 4rem);--pb-spec-title-size:clamp(1.75rem, 2.8vw, 2.5rem);font-family:var(--font-body);color:var(--at-text-secondary);background:var(--at-color-cloud-100)}.pb-dark{--pb-ink:var(--at-text-inverse);--pb-ink-secondary:var(--at-text-on-authority-muted);--pb-rule:var(--at-color-midnight-500);color:var(--pb-ink-secondary)}.pb-inner{max-width:var(--pb-max);padding-inline:var(--pb-gutter);margin-inline:auto}.pb-plate{padding:var(--pb-plate-pad);background:var(--at-color-cloud-50);border:var(--pb-plate-edge-width) var(--at-border-style) var(--pb-plate-edge);border-radius:var(--at-radius-none);box-shadow:var(--pb-plate-lift) var(--pb-plate-lift) 0 0 var(--pb-plate-shadow);display:block}.pb-plate>img{aspect-ratio:2/3;object-fit:cover;width:100%;display:block}.pb-hero{background:var(--at-color-midnight-900);padding-block:clamp(3rem,7vw,6rem) clamp(3.5rem,8vw,7rem)}@media (min-width:64rem){.pb-hero{align-items:center;min-height:88vh;display:flex}.pb-hero-inner{grid-template-columns:minmax(0,38.75rem) minmax(0,1fr);align-items:center;column-gap:clamp(2rem,3vw,2.5rem);width:100%}}.pb-hero-inner{row-gap:clamp(2.5rem,5vw,4rem);display:grid}.pb-h1{font-family:var(--font-display);font-weight:800;font-stretch:82%;font-size:var(--at-type-display-xl-size);letter-spacing:-.03em;color:var(--pb-ink);text-wrap:balance;margin:0;line-height:.9}.pb-h1-alt{color:var(--at-color-gold-500);margin-block-start:.14em;display:block}.pb-lede{margin:var(--at-space-10) 0 0;font-size:var(--pb-lede-size);color:var(--pb-ink-secondary);text-wrap:pretty;max-width:44ch;line-height:1.55}.pb-hero-copy .pb-btn{margin-block-start:var(--at-space-10)}.pb-fine{margin:var(--at-space-5) 0 0;max-width:52ch;font-size:var(--at-type-body-sm-size);color:var(--pb-ink-secondary);line-height:1.6}.pb-hero-art{justify-content:center;align-items:flex-end;gap:var(--at-space-5);display:flex}@media (min-width:64rem){.pb-hero-art{justify-content:flex-end}}.pb-hang .pb-plate{--pb-plate-pad:.875rem;--pb-plate-lift:var(--at-space-3);--pb-plate-edge:var(--at-color-cloud-50)}.pb-hang-cobalt .pb-plate{--pb-plate-shadow:var(--at-color-cobalt-500)}.pb-hang-gold .pb-plate{--pb-plate-shadow:var(--at-color-gold-500)}.pb-hang-cobalt{flex:0 24.375rem;min-width:0}.pb-hang-gold{flex:0 15.625rem;min-width:0}.pb-hang-cap{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cloud-600);margin-block-start:var(--at-space-3);font-weight:600;display:block}@media (max-width:47.9375rem){.pb-hang-cobalt{flex:auto}.pb-hang-gold{display:none}}.pb-series{scroll-margin-top:var(--nav-offset,96px);padding-block:clamp(3.5rem,7vw,6.5rem)}.pb-series-1{--pb-accent:var(--at-color-cobalt-500)}.pb-series-2{background:var(--at-color-midnight-800);--pb-accent:var(--at-color-cobalt-300);--pb-plate-edge:var(--at-color-cloud-50);--pb-plate-shadow:var(--at-color-cobalt-500);--pb-sheet-shadow:var(--at-color-cobalt-500)}.pb-series-3{--pb-accent:var(--at-color-gold-700);--pb-plate-shadow:var(--at-color-gold-500)}.pb-series-4{background:var(--at-color-midnight-900);--pb-accent:var(--at-color-red-100);--pb-plate-edge:var(--at-color-cloud-50);--pb-plate-shadow:var(--at-color-red-500);--pb-sheet-shadow:var(--at-color-red-500)}.pb-series-head{gap:var(--at-space-5);margin-block-end:clamp(2rem,3.6vw,3.25rem);display:grid}@media (min-width:60rem){.pb-series-head{column-gap:var(--at-space-8);grid-template-columns:7fr 5fr;align-items:end}}.pb-series-h{font-family:var(--font-display);text-transform:uppercase;font-weight:700;font-stretch:80%;font-size:var(--at-type-heading-lg-size);letter-spacing:-.02em;color:var(--at-color-cloud-900);text-wrap:balance;margin:0;line-height:.92}.pb-dark .pb-series-h{color:var(--pb-ink)}.pb-series-num{color:var(--pb-accent);font-variant-numeric:tabular-nums}.pb-series-blurb{font-size:var(--at-type-body-lg-size);color:var(--at-color-cloud-700);max-width:40ch;margin:0;line-height:1.55}.pb-dark .pb-series-blurb{color:var(--pb-ink-secondary)}.pb-proof{background:var(--at-color-cobalt-500);--pb-ink:var(--at-color-white);--pb-ink-secondary:var(--at-color-gold-100);--pb-rule:var(--at-color-cobalt-700);border-block-end:var(--at-border-width-strong) var(--at-border-style) var(--at-color-midnight-900);padding-block:clamp(3rem,5.5vw,5rem)}.pb-proof-list{gap:var(--at-space-6);grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}@media (min-width:40rem){.pb-proof-list{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:64rem){.pb-proof-list{grid-template-columns:repeat(4,minmax(0,1fr))}}.pb-proof-item{background:var(--at-color-cloud-50);border:var(--at-border-width-strong) var(--at-border-style) var(--at-color-midnight-900);border-radius:var(--at-radius-none);height:100%;box-shadow:var(--at-space-2) var(--at-space-2) 0 0 var(--at-color-midnight-900);color:var(--at-color-cloud-900);transition:transform var(--at-duration-moderate) var(--at-ease-standard), box-shadow var(--at-duration-moderate) var(--at-ease-standard);flex-direction:column;padding:1.5rem 1.5rem 1.25rem;text-decoration:none;display:flex}.pb-proof-item:hover,.pb-proof-item:focus-visible{box-shadow:.625rem .625rem 0 0 var(--at-color-midnight-900);transform:translate(-2px,-2px)}.pb-proof-item:focus-visible{outline:var(--at-border-width-strong) var(--at-border-style) var(--at-color-gold-300);outline-offset:3px}.pb-proof-text{font-family:var(--font-display);letter-spacing:-.015em;text-wrap:pretty;margin-block-start:var(--at-space-3);font-size:clamp(1.5rem,1.9vw,1.75rem);font-weight:700;font-stretch:88%;line-height:1.06}.pb-proof-go{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cobalt-500);margin-block-start:auto;padding-block-start:var(--at-space-6);font-weight:600}.pb-proof-item:hover .pb-proof-go{text-underline-offset:.2em;text-decoration:underline}.pb-setup{margin-block-end:clamp(2rem,3.6vw,3.25rem)}.pb-setup-btn{gap:var(--at-space-6);background:var(--at-color-cloud-50);border:var(--at-border-width-strong) var(--at-border-style) var(--pb-plate-edge);border-radius:var(--at-radius-none);width:100%;box-shadow:var(--at-space-2) var(--at-space-2) 0 0 var(--pb-plate-shadow);text-align:start;font:inherit;color:inherit;cursor:pointer;transition:transform var(--at-duration-moderate) var(--at-ease-standard), box-shadow var(--at-duration-moderate) var(--at-ease-standard);grid-template-columns:minmax(0,1fr);padding:1.5rem 1.75rem;display:grid}@media (min-width:64rem){.pb-setup-btn{align-items:end;column-gap:var(--at-space-10);grid-template-columns:minmax(0,1fr) auto}}.pb-setup-btn:hover,.pb-setup-btn:focus-visible{box-shadow:.625rem .625rem 0 0 var(--pb-plate-shadow);transform:translate(-2px,-2px)}.pb-setup-btn:focus-visible{outline:var(--at-border-width-strong) var(--at-border-style) var(--at-color-cobalt-500);outline-offset:3px}.pb-setup-copy{flex-direction:column;min-width:0;display:flex}.pb-setup-kicker{gap:var(--at-space-2) var(--at-space-6);flex-wrap:wrap;display:flex}.pb-setup-time{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);color:var(--at-color-cloud-600);font-weight:600}.pb-setup-line{font-family:var(--font-display);letter-spacing:-.02em;color:var(--at-color-cloud-900);text-wrap:balance;margin-block-start:var(--at-space-3);font-size:clamp(1.5rem,2.2vw,2rem);font-weight:700;font-stretch:88%;line-height:1.02}.pb-setup-summary{max-width:72ch;font-size:var(--pb-tile-summary-size);color:var(--at-color-cloud-700);text-wrap:pretty;margin-block-start:var(--at-space-3);line-height:1.5}.pb-setup-side{align-items:flex-end;gap:var(--at-space-5);display:flex}.pb-wall{gap:var(--at-space-8);grid-template-columns:minmax(0,1fr);margin:0;padding:0;list-style:none;display:grid}@media (min-width:40rem){.pb-wall{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:64rem){.pb-wall{grid-template-columns:repeat(3,minmax(0,1fr))}.pb-wall-4{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (min-width:80rem){.pb-wall-4{grid-template-columns:repeat(4,minmax(0,1fr))}}.pb-cell{min-width:0}.pb-tile{background:var(--at-color-cloud-50);border:var(--at-border-width-strong) var(--at-border-style) var(--pb-plate-edge);border-radius:var(--at-radius-none);width:100%;height:100%;min-height:21.25rem;box-shadow:var(--at-space-2) var(--at-space-2) 0 0 var(--pb-plate-shadow);text-align:start;font:inherit;color:inherit;cursor:pointer;transition:transform var(--at-duration-moderate) var(--at-ease-standard), box-shadow var(--at-duration-moderate) var(--at-ease-standard);flex-direction:column;padding:1.75rem 1.75rem 1.5rem;display:flex}.pb-tile:hover,.pb-tile:focus-visible{box-shadow:.625rem .625rem 0 0 var(--pb-plate-shadow);transform:translate(-2px,-2px)}.pb-tile:focus-visible{outline:var(--at-border-width-strong) var(--at-border-style) var(--at-color-cobalt-500);outline-offset:3px}.pb-tile-no{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);color:var(--at-color-cobalt-500);font-variant-numeric:tabular-nums;font-weight:600}.pb-tile-line{font-family:var(--font-display);font-weight:700;font-stretch:88%;font-size:var(--pb-tile-line-size);letter-spacing:-.02em;color:var(--at-color-cloud-900);text-wrap:balance;margin-block-start:var(--at-space-3);line-height:1.02}.pb-tile-summary{font-size:var(--pb-tile-summary-size);color:var(--at-color-cloud-700);text-wrap:pretty;margin-block-start:var(--at-space-4);line-height:1.5}.pb-tile-foot{justify-content:space-between;align-items:flex-end;gap:var(--at-space-4);margin-block-start:auto;padding-block-start:var(--at-space-8);display:flex}.pb-tile-meta{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cloud-600);font-weight:600;line-height:1.45}.pb-stamp{--pb-plate-pad:var(--at-space-1);--pb-plate-lift:var(--at-space-1);--pb-plate-edge:var(--at-color-midnight-900);--pb-plate-edge-width:var(--at-border-width-hairline);--pb-plate-shadow:var(--at-color-midnight-900);flex:none;width:6rem}.pb-sheets{border-block-start:var(--at-border-width-strong) var(--at-border-style) var(--pb-rule);margin-block-start:clamp(2.5rem,4.5vw,4rem);padding-block-start:var(--at-space-6)}.pb-sheets-summary{align-items:center;gap:var(--at-space-4);cursor:pointer;font-family:var(--font-display);text-transform:uppercase;font-weight:700;font-stretch:80%;font-size:var(--pb-lede-size);letter-spacing:.005em;color:var(--pb-accent);list-style:none;display:flex}.pb-sheets-summary::-webkit-details-marker{display:none}.pb-sheets-summary:after{content:"+";font-family:var(--font-mono);font-size:var(--pb-lede-size);font-weight:600;line-height:1}.pb-sheets[open] .pb-sheets-summary:after{content:"−"}.pb-sheets-body{gap:clamp(2rem,3.5vw,3.5rem);margin-block-start:clamp(2rem,3.5vw,3.5rem);display:grid}dialog.spec{border:var(--at-border-width-strong) var(--at-border-style) var(--at-color-midnight-900);border-radius:var(--at-radius-none);background:var(--at-color-cloud-50);width:min(68.75rem,100vw - 3rem);max-width:68.75rem;max-height:92vh;color:var(--at-text-secondary);box-shadow:1rem 1rem 0 0 var(--at-color-midnight-900);overscroll-behavior:contain;margin:auto;padding:0;overflow:auto}dialog.spec[open]{animation:pb-sheet-in var(--at-duration-slow) var(--at-ease-enter)}dialog.spec::backdrop{background:#0a1024c2}.spec-static{border:var(--at-border-width-strong) var(--at-border-style) var(--at-color-midnight-900);border-radius:var(--at-radius-none);background:var(--at-color-cloud-50);max-width:68.75rem;color:var(--at-text-secondary);box-shadow:1rem 1rem 0 0 var(--pb-sheet-shadow);margin-inline:auto;display:block}.pb-dark .spec-static{border-color:var(--at-color-cloud-50)}.spec-body{--pb-plate-edge:var(--at-color-midnight-900);padding:clamp(1.5rem,3.4vw,3rem) clamp(1.25rem,3.9vw,3.5rem)}.spec-accent-0{--pb-accent:var(--at-color-cobalt-500);--pb-plate-shadow:var(--at-color-cobalt-500)}.spec-accent-1{--pb-accent:var(--at-color-cobalt-500);--pb-plate-shadow:var(--at-color-midnight-900)}.spec-accent-2{--pb-accent:var(--at-color-cobalt-500);--pb-plate-shadow:var(--at-color-cobalt-500)}.spec-accent-3{--pb-accent:var(--at-color-gold-700);--pb-plate-shadow:var(--at-color-gold-500)}.spec-accent-4{--pb-accent:var(--at-color-red-500);--pb-plate-shadow:var(--at-color-red-500)}.spec-head{align-items:baseline;gap:var(--at-space-3) var(--at-space-6);border-block-end:var(--at-border-width-strong) var(--at-border-style) var(--at-color-cloud-900);flex-wrap:wrap;padding-block-end:var(--at-space-5);display:flex}.spec-no{font-family:var(--font-display);text-transform:uppercase;font-weight:800;font-stretch:80%;font-size:var(--pb-object-size);letter-spacing:-.02em;color:var(--at-color-cloud-900);margin:0 auto 0 0;line-height:1}.spec-no-mark{color:var(--pb-accent);font-variant-numeric:tabular-nums}.spec-series{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cloud-600);margin:0;font-weight:600}.spec-close{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;border:var(--at-border-width-strong) var(--at-border-style) var(--at-color-cloud-900);border-radius:var(--at-radius-none);color:var(--at-color-cloud-900);cursor:pointer;background:0 0;padding:.45rem .9rem;font-weight:600}.spec-close:hover{background:var(--at-color-cloud-900);color:var(--at-color-cloud-50)}.spec-main{gap:clamp(1.5rem,3vw,3rem);margin-block-start:clamp(1.5rem,3vw,2.5rem);display:grid}@media (min-width:52rem){.spec-main{grid-template-columns:21.25rem minmax(0,1fr);align-items:start}}.spec-plate{margin:0}.spec-col{gap:clamp(1.5rem,2.6vw,2.25rem);min-width:0;display:grid}.spec-title{font-family:var(--font-display);font-weight:700;font-stretch:85%;font-size:var(--pb-spec-title-size);letter-spacing:-.025em;color:var(--at-color-cloud-900);text-wrap:balance;max-width:22ch;margin:0;line-height:1.08}.spec-table{margin:0;display:grid}.spec-table>div{gap:var(--at-space-4);padding-block:var(--at-space-3);border-block-start:var(--at-border-width-hairline) var(--at-border-style) var(--at-color-cloud-300);grid-template-columns:8.75rem minmax(0,1fr);display:grid}.spec-table>div:last-child{border-block-end:var(--at-border-width-hairline) var(--at-border-style) var(--at-color-cloud-300)}.spec-table dt{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cloud-600);font-weight:600;line-height:1.7}.spec-table dd{font-family:var(--font-body);font-size:var(--at-type-body-md-size);color:var(--at-color-cloud-900);margin:0;line-height:1.6}.spec-difficulty{text-transform:capitalize}.spec-wow{letter-spacing:.18em;color:var(--pb-accent)}.spec-ba h4,.spec-fill h4,.spec-rule h4,.spec-expect h4,.spec-steps h4,.spec-block h4{margin:0 0 var(--at-space-3);font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cloud-600);font-weight:600}.spec-ba{gap:var(--at-space-6);display:grid}@media (min-width:46rem){.spec-ba{grid-template-columns:repeat(2,minmax(0,1fr));column-gap:clamp(1.5rem,3vw,2.5rem)}.spec-ba>div+div{border-inline-start:var(--at-border-width-hairline) var(--at-border-style) var(--at-color-cloud-300);padding-inline-start:clamp(1.5rem,3vw,2.5rem)}.spec-ba .spec-note{grid-column:1/-1}}.spec-ba p,.spec-expect p,.spec-steps li,.spec-fill dd{font-size:var(--at-type-body-md-size);color:var(--at-color-cloud-700);margin:0;line-height:1.6}.spec-steps ol{gap:var(--at-space-3);margin:0;padding-inline-start:var(--at-space-8);list-style:decimal;display:grid}.spec-steps li::marker{font-family:var(--font-mono);font-size:var(--pb-mono);color:var(--pb-accent);font-weight:700}.spec-steps li{padding-inline-start:var(--at-space-2)}.spec-note{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-color-cloud-600)}.spec-fill dl{gap:var(--at-space-3);margin:0;display:grid}@media (min-width:34rem){.spec-fill dl>div{gap:var(--at-space-4);grid-template-columns:minmax(0,11rem) minmax(0,1fr);align-items:baseline;display:grid}}.spec-fill dt{font-family:var(--font-mono);font-size:var(--pb-mono);color:var(--at-color-cloud-900);overflow-wrap:anywhere;font-weight:700;line-height:1.6}.spec-rule{border-radius:var(--at-radius-none);background:var(--at-color-gold-100);padding:clamp(1rem,2vw,1.5rem)}.spec-rule h4{color:var(--at-color-gold-900)}.spec-rule p{font-size:var(--at-type-body-md-size);color:var(--at-color-gold-900);margin:0;line-height:1.6}.spec-block{border-radius:var(--at-radius-none);background:var(--at-color-midnight-900);padding:clamp(1.25rem,2.4vw,1.75rem);position:relative}.spec-block h4{color:var(--at-color-cobalt-300);padding-inline-end:6rem}.spec-block pre{color:var(--at-text-inverse);font-family:var(--font-mono);font-size:var(--pb-prompt-size);white-space:pre-wrap;overflow-wrap:anywhere;background:0 0;max-height:30rem;margin:0;padding:0;line-height:1.6;overflow:auto}.spec-copy{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;border-radius:var(--at-radius-none);background:var(--at-color-cobalt-500);color:var(--at-color-white);cursor:pointer;border:0;padding:.45rem .9rem;font-weight:600;position:absolute;inset-block-start:clamp(1.25rem,2.4vw,1.75rem);inset-inline-end:clamp(1.25rem,2.4vw,1.75rem)}.spec-copy:hover{background:var(--at-color-cobalt-600)}.spec-locked-line{max-width:46ch;font-size:var(--at-type-body-md-size);color:var(--at-text-on-authority-muted);margin:0;line-height:1.6}.spec-locked-line+.gate{margin-block-start:var(--at-space-6)}.spec-unlock{font:inherit;color:var(--at-color-cobalt-300);text-underline-offset:.2em;cursor:pointer;background:0 0;border:0;padding:0;text-decoration:underline}.spec-download{font-size:var(--at-type-body-md-size);color:var(--at-text-link);text-underline-offset:.2em;margin-block-start:var(--at-space-4);text-decoration:underline;display:inline-block}.spec-foot{gap:var(--at-space-6);border-block-start:var(--at-border-width-hairline) var(--at-border-style) var(--at-color-cloud-300);font-size:var(--at-type-body-md-size);flex-wrap:wrap;margin-block-start:clamp(1.5rem,3vw,2.5rem);padding-block-start:var(--at-space-5);display:flex}.spec-foot a{color:var(--at-text-link);text-underline-offset:.2em;text-decoration:underline}.gate{justify-items:start;gap:var(--at-space-2);display:grid}.gate-label{font-family:var(--font-mono);font-size:var(--pb-mono);letter-spacing:var(--pb-mono-track);text-transform:uppercase;color:var(--at-text-on-authority-muted);font-weight:600}.gate-input{border:var(--at-border-width-strong) var(--at-border-style) 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pb-rise{0%{opacity:0;transform:translateY(12px)}to{opacity:1;transform:none}}@keyframes pb-sheet-in{0%{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}