.gd-page{--gd-paper:#f5f4f0;--gd-ink:#0b0d12;--gd-muted:#62656b;--gd-line:rgba(11,13,18,.16);--pf-gut:32px}
.gd-main{position:relative;z-index:1}.gd-wrap{width:min(1200px,calc(100% - 2 * var(--pf-gut)));margin-inline:auto}.gd-page :is(a,button,summary,[tabindex]):focus-visible{outline:2px solid #ffd100;outline-offset:4px}.gd-page ::selection{background:#d9d9d4;color:#0b0d12}
.gd-hero{padding:24px 0 48px}.gd-breadcrumb ol{display:flex;flex-wrap:wrap;gap:8px;font-size:13px;color:var(--pf-t2);margin-bottom:40px}.gd-breadcrumb li+li:before{content:'/';margin-right:8px;color:var(--pf-t4)}.gd-label{font:13px var(--pf-mono);color:var(--gd-muted);text-transform:uppercase;letter-spacing:.04em}.gd-hero .gd-label{color:var(--pf-t3)}
.gd-page h1{font-size:40px;line-height:1.12;font-weight:500;letter-spacing:-.03em;margin-top:16px;max-width:960px;text-wrap:balance}.gd-page h2{font-size:28px;line-height:1.25;font-weight:500;letter-spacing:-.025em}.gd-page h3{font-size:20px;line-height:1.35;font-weight:600;letter-spacing:-.01em}.gd-answer{background:var(--gd-paper);color:var(--gd-ink);padding:24px 28px;border:1px solid #d4d4d0;border-radius:12px;max-width:900px;font-size:18px;line-height:1.65;margin-top:28px}.gd-meta{font-size:13px;line-height:1.65;color:var(--gd-muted)}.gd-hero .gd-meta{color:var(--pf-t2);margin-top:20px}.gd-meta a{text-decoration:underline;text-underline-offset:3px}.gd-product-strip{font-size:13px;border-top:1px solid var(--pf-line-2);padding-top:16px;margin-top:20px;color:var(--pf-t2)}.gd-product-strip a{color:white;text-decoration:underline;text-underline-offset:4px}.gd-subline{max-width:760px;font-size:18px;line-height:1.65;margin-top:24px;color:var(--pf-t2)}
.gd-paper{background:var(--gd-paper);color:var(--gd-ink)}.gd-layout{display:grid;grid-template-columns:minmax(0,760px) minmax(0,280px);gap:80px;padding-block:64px}.gd-prose{min-width:0;font-size:18px;line-height:1.65;overflow-wrap:anywhere}.gd-prose p,.gd-prose ul,.gd-prose ol,.gd-prose blockquote{margin-block:18px}.gd-prose h2{margin:48px 0 20px;scroll-margin-top:24px}.gd-prose h3{margin:28px 0 14px}.gd-prose> :first-child{margin-top:0}.gd-prose ul,.gd-prose ol{padding-left:24px;list-style:disc}.gd-prose ol{list-style:decimal}.gd-prose li+li{margin-top:8px}.gd-prose a,.gd-sources a,.gd-rail a:not(.gd-button),.gd-downloads a{text-decoration:underline;text-underline-offset:4px}.gd-prose code{font: .85em var(--pf-mono);background:#e8e8e3;padding:2px 5px;border-radius:3px;overflow-wrap:anywhere}.gd-prose pre{padding:20px;background:#e8e8e3;overflow:auto;max-width:100%;font-size:16px}.gd-prose pre code{padding:0;overflow-wrap:normal}.gd-prose blockquote{padding:20px;border:1px solid var(--gd-line);border-radius:8px;color:var(--gd-muted)}
.gd-table{overflow-x:auto;max-width:100%;margin-block:28px;border:1px solid var(--gd-line);border-radius:10px}.gd-table table{width:100%;border-collapse:collapse;font-size:16px;line-height:1.55;text-align:left}.gd-table th,.gd-table td{padding:14px 16px;border-bottom:1px solid var(--gd-line);min-width:130px;vertical-align:top}.gd-table th{background:#eaeae5;font-weight:600}.gd-table tr:last-child td{border-bottom:0}
.gd-block{border:1px solid var(--gd-line);border-radius:12px;padding:28px;margin-block:32px;background:#fff}.gd-block h3:first-child,.gd-block h2:first-child{margin-top:0}.gd-block p:last-child,.gd-block ul:last-child,.gd-block ol:last-child{margin-bottom:0}.gd-block .gd-block-label{font:13px var(--pf-mono);margin:0 0 12px;display:flex;align-items:center;gap:8px}.gd-hand,.gd-example .gd-block-label{font-family:Caveat,cursive;font-size:24px;line-height:1.25;font-weight:500}.gd-example{background:#faf9f5;border-radius:4px 11px 8px 3px;position:relative;outline:1px solid #dfdfd7;outline-offset:-7px}.gd-example:after{content:'';position:absolute;left:12px;right:12px;bottom:11px;border-bottom:1px dashed #deded5;pointer-events:none}.gd-example h3{margin-top:8px}.gd-callout{background:#eeeeea}.gd-tip{background:#edf1ed}.gd-warning{background:#f3ede8}.gd-opinion{background:#eeedf2}.gd-beezr{background:#e9eef0}.gd-glyph{font-size:22px}.gd-myth-first{border-bottom:1px solid var(--gd-line);padding-bottom:18px}.gd-why{color:var(--gd-muted);display:block;font-size:16px;margin-top:4px}.gd-decision ul{list-style:none;padding:0}.gd-decision li{padding:14px 0;border-bottom:1px solid var(--gd-line)}.gd-decision li:last-child{border-bottom:0}
.gd-flow ol{display:flex;gap:24px;padding:0;list-style:none;counter-reset:gd-step}.gd-flow li{flex:1;min-width:0;padding:14px 12px;border:1px solid var(--gd-line);border-radius:3px 8px 4px 7px;font-size:16px;line-height:1.5;position:relative;counter-increment:gd-step}.gd-flow li+li{margin:0}.gd-flow li:before{content:counter(gd-step);display:block;font:13px var(--pf-mono);margin-bottom:8px;color:var(--gd-muted)}.gd-flow li:not(:last-child):after{content:'→';position:absolute;left:calc(100% + 3px);top:45%;font:22px Caveat,cursive}.gd-actor{display:block;font:20px Caveat,cursive;margin-bottom:8px}.gd-layers ul{list-style:none;padding:0}.gd-layers li{border:1px solid var(--gd-ink);padding:16px 20px;text-align:center;border-radius:3px 7px 4px 8px;margin-inline:12px}.gd-layers li:nth-child(2n){margin-inline:0;background:#f0f0eb}.gd-layers li+li{margin-top:10px}
.gd-sequence figcaption{font-size:20px;font-weight:600;margin-bottom:24px}.gd-actors{display:grid;grid-template-columns:repeat(var(--gd-actors),minmax(0,1fr));gap:8px;text-align:center;font-size:13px}.gd-actors strong{padding:10px 6px;border:1px solid var(--gd-ink);border-radius:4px 7px 3px 6px}.gd-swimlane ol{list-style:none;padding:0;margin:0}.gd-message{position:relative;padding:24px 0 16px;min-height:100px;text-align:center}.gd-message:before{content:'';position:absolute;inset:0;background-size:calc(100% / var(--gd-actors)) 100%;background-image:none;pointer-events:none}.gd-message-route{display:block;font-size:13px;color:var(--gd-muted)}.gd-message-label{font-size:16px;display:block;margin:4px 0 12px}.gd-arrow{position:relative;display:block;margin-left:var(--gd-left);width:max(var(--gd-span),24px);border-bottom:1.5px solid var(--gd-ink)}.gd-arrow:after{content:'';position:absolute;right:0;bottom:-4px;width:7px;height:7px;border-top:1.5px solid;border-right:1.5px solid;transform:rotate(45deg)}.gd-response .gd-arrow{border-bottom-style:dashed}.gd-backward .gd-arrow:after{left:0;right:auto;transform:rotate(225deg)}.gd-sequence-note{text-align:center;margin-block:16px!important}.gd-sequence .gd-message+.gd-message{margin-top:0}
.gd-product{background:var(--pf-ink);color:#fff;border-color:var(--pf-ink);padding:32px}.gd-product ol{counter-reset:gd-build;list-style:none;padding:0}.gd-product li{counter-increment:gd-build;position:relative;padding:16px 0 16px 36px;border-top:1px solid rgba(255,255,255,.18);font-size:16px}.gd-product li:before{content:counter(gd-build);position:absolute;left:0;top:17px;font:13px var(--pf-mono);color:var(--pf-t2)}.gd-product li+li{margin-top:0}.gd-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:24px}.gd-page .gd-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;border:1px solid currentColor;border-radius:9px;padding:11px 18px;font-size:16px;line-height:1.3;font-weight:600;text-decoration:none;max-width:100%;text-align:center}.gd-page .gd-primary{background:#ffd100;border-color:#ffd100;color:#0b0d12}.gd-button:hover{opacity:.85}.gd-faq details{border-top:1px solid var(--gd-line);padding-block:16px}.gd-faq summary{font-size:20px;font-weight:500;cursor:pointer}.gd-faq details p{font-size:18px}.gd-illustration{margin-block:40px}.gd-illustration img{width:100%;height:auto}.gd-illustration figcaption,.gd-episode figcaption{font-size:13px;color:var(--gd-muted);margin-top:12px;line-height:1.5}.gd-pending{padding:28px;border:1px dashed #85877f;border-radius:8px;margin-block:32px;background:#eeeede}.gd-pending p{font-size:16px}.gd-episode{margin-block:32px}.gd-episode button{display:block;position:relative;width:100%;text-align:left;border:1px solid var(--gd-line);background:#fff;border-radius:10px;overflow:hidden}.gd-episode img{width:100%;height:auto;aspect-ratio:16/9;object-fit:cover}.gd-episode button span{display:block;padding:16px;font-size:16px}.gd-episode iframe{width:100%;aspect-ratio:16/9;height:auto;border:0}.gd-footnote{font-size:13px;color:var(--gd-muted);border-top:1px solid var(--gd-line);padding-top:24px}.gd-sources ol{font-size:16px}.gd-sources li{padding-left:4px}
.gd-rail{font-size:16px;line-height:1.6;min-width:0}.gd-rail h2{font-size:20px;margin-bottom:16px}.gd-rail ol,.gd-rail ul{padding:0;list-style:none}.gd-rail li+li{margin-top:12px}.gd-rail section{margin-top:40px;border-top:1px solid var(--gd-line);padding-top:28px}.gd-rail .gd-rail-product{background:#fff;border:1px solid var(--gd-line);border-radius:12px;padding:24px}.gd-rail-product p{margin-block:16px}.gd-rail-product .gd-button{margin-top:20px}.gd-mobile-toc{display:none}.gd-after{padding-bottom:64px}.gd-after>h2{margin-bottom:24px}.gd-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.gd-card{padding:24px;border:1px solid var(--gd-line);border-radius:12px;background:#fff;min-width:0}.gd-card h3{margin-top:12px}.gd-card p{font-size:16px;line-height:1.6;margin-block:16px;color:#4e5157}.gd-card a:hover,.gd-path a:hover,.gd-ordered a:hover{text-decoration:underline;text-underline-offset:4px}.gd-next{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin-top:40px}.gd-next a{padding:24px 16px;border-top:1px solid var(--gd-line);font-size:18px;display:flex;justify-content:space-between;gap:12px}.gd-section{padding-block:56px}.gd-section>h2{margin-bottom:28px}.gd-paths{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.gd-path{padding:24px;border:1px solid var(--gd-ink);border-radius:3px 12px 5px 9px;min-width:0}.gd-path h3{margin-top:12px}.gd-path ol{margin-top:24px;list-style:none}.gd-path li{padding:12px 0 12px 20px;position:relative;border-bottom:1px dashed var(--gd-line);font-size:16px;line-height:1.55}.gd-path li:before{content:'↓';position:absolute;left:0;font-family:Caveat,cursive}.gd-path>p{margin-top:24px;color:var(--gd-muted);font-size:16px}.gd-ordered{list-style:decimal;padding-left:24px;margin:32px 0 56px}.gd-ordered li{padding:20px 8px;border-bottom:1px solid var(--gd-line);font-size:20px;line-height:1.5}.gd-ordered .gd-meta{display:block;margin-top:8px}.gd-lane-links,.gd-downloads{display:flex;flex-wrap:wrap;gap:20px;margin-top:24px}.gd-lane-links{font-size:18px}.gd-sandline{padding:32px;border:1px solid var(--gd-ink);border-radius:4px 12px 6px 9px}.gd-sandline h2{margin-top:8px}.gd-sandline p{font-size:18px;line-height:1.65;margin-top:16px}.gd-org{display:grid;grid-template-columns:1fr 1fr 1.4fr 1fr 1fr;gap:24px;align-items:center;margin-block:32px}.gd-org>*{position:relative;padding:16px 12px;border:1px solid var(--gd-ink);border-radius:4px 8px 3px 6px;text-align:center;font-size:16px}.gd-org>*:not(:last-child):after{content:'→';position:absolute;left:calc(100% + 4px);top:30%;font:24px Caveat,cursive}.gd-org strong{background:#fff}.gd-close{padding:64px 0;border-top:1px solid var(--pf-line)}.gd-close h2{margin-top:12px}.gd-close p{max-width:640px;margin:20px 0 24px;font-size:18px;line-height:1.65;color:var(--pf-t2)}
.gd-swimlane{position:relative}.gd-lifelines{position:absolute;inset:40px 0 0;display:grid;grid-template-columns:repeat(var(--gd-actors),minmax(0,1fr));pointer-events:none;opacity:.18}.gd-lifelines span{position:relative}.gd-lifelines span:after{content:'';position:absolute;left:50%;top:0;bottom:0;border-left:1px dashed var(--gd-ink)}.gd-message-label{position:relative;background:#fff;width:fit-content;margin-inline:auto;padding-inline:6px}.gd-actors{position:relative}.gd-actors strong{background:#fff}.gd-visible{animation:gd-entrance .5s ease both}@keyframes gd-entrance{from{opacity:.4;transform:translateY(10px)}to{opacity:1;transform:none}}
@media(max-width:1199px){.gd-layout{display:block;max-width:760px;padding-block:48px}.gd-rail{display:none}.gd-mobile-toc{display:block;max-width:900px;border-top:1px solid var(--pf-line-2);margin-top:24px;padding-top:16px;font-size:16px}.gd-mobile-toc summary{cursor:pointer}.gd-mobile-toc nav{padding-top:16px}.gd-mobile-toc h2{display:none}.gd-mobile-toc ol{display:grid;gap:10px}.gd-mobile-toc a{text-decoration:underline;text-underline-offset:4px}.gd-paths{grid-template-columns:repeat(2,minmax(0,1fr))}.gd-cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:767px){.gd-page{--pf-gut:16px}.gd-hero{padding-bottom:32px}.gd-breadcrumb ol{margin-bottom:28px}.gd-answer{padding:20px}.gd-page h1{font-size:40px;overflow-wrap:anywhere}.gd-layout{padding-block:32px}.gd-block{padding:20px;margin-block:28px}.gd-prose h2{margin-top:36px}.gd-cards,.gd-paths,.gd-next{grid-template-columns:minmax(0,1fr)}.gd-flow ol{flex-direction:column;gap:24px}.gd-flow li:not(:last-child):after{content:'↓';left:50%;top:100%}.gd-actors{display:none}.gd-message{padding:16px!important;min-height:0;border:1px solid var(--gd-line);border-radius:4px;text-align:left}.gd-sequence .gd-message+.gd-message{margin-top:16px}.gd-arrow{margin-left:0;width:100%;margin-top:14px}.gd-backward .gd-arrow:after{left:auto;right:0;transform:rotate(45deg)}.gd-message-route{color:var(--gd-ink);font-weight:600}.gd-next{gap:0}.gd-next a{padding-inline:0}.gd-section{padding-block:36px}.gd-sandline{padding:24px}.gd-org{grid-template-columns:1fr;gap:24px}.gd-org>*:not(:last-child):after{content:'↓';left:50%;top:100%}.gd-actions{flex-direction:column}.gd-actions .gd-button{width:100%}.gd-close{padding:48px 0}.gd-after{padding-bottom:40px}}
@media(prefers-reduced-motion:reduce){.gd-page *{animation:none!important;transition:none!important;scroll-behavior:auto!important}html.pf-html:has(.gd-page){scroll-behavior:auto}}
@media(max-width:767px){.gd-lifelines{display:none}.gd-message-label{margin-inline:0;padding:0}}
.gd-episode button{display:grid;grid-template-columns:160px minmax(0,1fr);align-items:center}.gd-episode button img{aspect-ratio:4/3}.gd-episode button span{font-size:16px}.gd-episode button:hover span{text-decoration:underline}
@media(max-width:767px){.gd-episode button{grid-template-columns:100px minmax(0,1fr)}}
.gd-glyph{display:inline-block;object-fit:contain;filter:brightness(0);flex-shrink:0}

/* Illustration contract: sizes are SVG user units, independent of page type. */
.gd-illustration svg{display:block;width:100%;height:auto}
.gd-art-mobile{display:none}
@media(max-width:600px){.gd-art-desktop{display:none}.gd-art-mobile{display:block}}
svg :is(.gd-ink,.gd-ink-fine,.gd-ink-muted,.gd-hatch){fill:none;stroke:#1b1d21;stroke-width:1.75;stroke-linecap:round;stroke-linejoin:round}
svg :is(.gd-ink-fine,.gd-hatch){stroke-width:1.25}
svg :is(.gd-ink-muted,.gd-hatch){stroke:#6b6e75}
svg .gd-fill-paper{fill:var(--gd-paper,#f5f4f0)}
svg .gd-accent{fill:#ffd100}
svg :is(.gd-ink,.gd-ink-fine,.gd-ink-muted,.gd-hatch).gd-accent{stroke:#ffd100;fill:none}
svg :is(.gd-label,.gd-label-strong,.gd-hand,.gd-num){fill:#1b1d21;stroke:none;text-transform:none;letter-spacing:normal;line-height:normal;font-weight:400}
svg :is(.gd-label,.gd-label-strong){font-family:var(--pf-font);font-size:15px}
svg .gd-label-strong{font-weight:600}
svg .gd-hand{font-family:Caveat,cursive;font-size:19px;font-weight:500}
svg .gd-num{font-family:var(--pf-mono);font-size:14px}
.gd-draw-ready .gd-draw{stroke-dasharray:1;stroke-dashoffset:1;transition:stroke-dashoffset 1.2s ease;transition-delay:var(--gd-draw-delay,0ms)}
.gd-draw-ready.gd-visible .gd-draw{stroke-dashoffset:0}
@media(prefers-reduced-motion:reduce){.gd-draw-ready .gd-draw{stroke-dashoffset:0;transition:none}}