/* Navigation */
.services-menu{-webkit-user-select:none;user-select:none}
.services-menu>summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:7px;padding-block:12px;white-space:nowrap;font-size:16px}
.services-menu>summary::-webkit-details-marker{display:none}.services-menu>summary:hover,.services-menu>summary.active,.services-menu[open]>summary{color:var(--lime)}.menu-chevron,.group-chevron{display:block;width:12px;height:12px;flex-shrink:0;pointer-events:none;transition:transform .2s}.services-menu[open] .menu-chevron{transform:rotate(180deg)}
.mega-panel{position:absolute;top:100%;left:var(--pad);right:var(--pad);max-width:var(--max);margin-inline:auto;background:#191e16;border:1px solid #58634c;box-shadow:0 18px 45px #0007;padding:28px 30px 0;z-index:40}.mega-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:30px}.mega-group{min-width:0}.nav .mega-panel a{white-space:normal;line-height:1.3;font-size:14px;padding:8px 0;border:0}.nav .mega-panel .mega-title{font-size:18px;font-weight:700;color:var(--lime);padding:0 0 18px}.mega-title span{font-size:17px}.mega-group ul{list-style:none;padding:0;margin:0}.mega-group li+li{margin-top:0}.mega-bottom{display:flex;flex-wrap:wrap;gap:18px 28px;border-top:1px solid var(--line);margin-top:24px;padding-block:16px}.nav .mega-bottom a{font-size:14px;color:#d5dfca}
/* Short, replayable assembly sequence; no endless movement. */
.hero-art{padding-bottom:34px}.hero-art .hero-caption{bottom:28px}.hero-replay{position:absolute;left:0;bottom:0;border:0;padding:3px 0;color:var(--muted);background:none;font-size:12px;line-height:1.5;text-decoration:underline;text-underline-offset:4px}.hero-replay:hover{color:var(--lime)}.hero-build{position:absolute;inset:0 0 34px;pointer-events:none}.build-wire,.build-design{position:absolute;left:16%;right:6%;top:17%;height:60%;border:1px solid #bbdf7b;background:#141a10f0;padding:13px 17px;opacity:0;box-shadow:0 20px 45px #0005;will-change:transform,opacity}.build-wire{transform:rotate(-6deg)}.build-design{transform:rotate(-3deg)}.mini-browser-bar{display:flex;gap:5px;height:18px;border-bottom:1px solid #65764f}.mini-browser-bar i{display:block;width:4px;height:4px;border-radius:50%;background:var(--lime)}.wire-columns{display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px;height:42%;margin-top:18px}.wire-columns span{border:1px solid #a5c873;background:linear-gradient(140deg,transparent 49%,#829961 50%,transparent 51%)}.wire-base{display:flex;flex-direction:column;gap:8px;margin-top:16px}.wire-base i{display:block;height:2px;background:#8a9d73;width:75%}.wire-base i:nth-child(2){width:95%}.build-wire b,.build-design b{position:absolute;bottom:10px;left:17px;font-size:12px;font-weight:400;letter-spacing:.08em;color:var(--lime)}.design-layout{display:grid;grid-template-columns:1.2fr 1fr;gap:15px;height:58%;padding-top:20px}.design-layout>span{background:linear-gradient(140deg,#b5e65f 0 16%,#394d26 16% 52%,#202c18 52%)}.design-layout>div{display:flex;flex-direction:column;justify-content:center;gap:10px}.design-layout i{display:block;height:7px;background:#d3deca}.design-layout i:nth-child(2){width:80%;height:3px;background:#829373}.design-layout i:nth-child(3){width:50%;height:14px;background:var(--lime)}
.hero-art.is-playing .build-wire{animation:wire-step 2.9s ease both}.hero-art.is-playing .build-design{animation:design-step 2.9s ease both}.hero-art.is-playing>img{animation:final-step 2.9s ease both}.hero-art.is-playing~.rail{border-color:#485a35}
@keyframes wire-step{0%{opacity:0;transform:translateY(12px) rotate(-8deg)}12%,28%{opacity:1;transform:translateY(0) rotate(-6deg)}46%,100%{opacity:0;transform:translate(-15px,25px) rotate(-8deg) scale(.93)}}
@keyframes design-step{0%,30%{opacity:0;transform:translateY(12px) rotate(-4deg)}44%,60%{opacity:1;transform:translateY(0) rotate(-3deg)}84%,100%{opacity:0;transform:translateY(14px) rotate(-3deg) scale(.97)}}
@keyframes final-step{0%{filter:brightness(.8);transform:translateY(7px)}70%{filter:brightness(.85);transform:translateY(3px)}100%{filter:brightness(1);transform:translateY(0)}}
/* Work formats and useful tools */
.package-grid,.tools-grid,.scheme-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;margin-top:36px}.package{padding:28px;border:1px solid var(--line);background:var(--panel);display:flex;flex-direction:column;min-width:0}.package h3{font-size:31px;line-height:1.12}.package-intro{font-size:17px;color:var(--muted);margin-top:18px}.package ul{padding-left:18px;font-size:16px;margin-block:22px}.package li+li{margin-top:9px}.package-result{border-top:1px solid var(--line);padding-top:20px;margin-top:auto}.package-result strong{font-size:12px;letter-spacing:.12em;text-transform:uppercase;color:var(--lime)}.package-result p{font-size:17px;margin-top:12px}.package details{border-top:1px solid var(--line);margin-top:22px;font-size:15px}.package summary{cursor:pointer;padding-block:17px;color:var(--muted)}.package details p{font-size:15px;color:var(--muted);padding-bottom:15px}.package .btn{margin-top:12px;font-size:15px;padding-inline:14px;min-height:49px}.package .text-link{font-size:14px;align-self:flex-start;margin-top:16px}.tool-card{border:1px solid var(--line);padding:28px;position:relative;display:flex;flex-direction:column;min-width:0;min-height:260px}.tool-card:hover{border-color:var(--lime)}.tool-index{font-size:12px;color:var(--lime);margin-bottom:24px}.tool-card h3{font-size:29px;max-width:300px}.tool-card p{font-size:17px;color:var(--muted);margin-block:18px 25px;max-width:360px}.tool-card .arrow{color:var(--lime);margin-top:auto;align-self:flex-end}
.scheme-card{padding:28px;border:1px solid var(--line);background:var(--panel);display:flex;flex-direction:column;position:relative;min-width:0}.scheme-card:hover{border-color:var(--lime)}.scheme-card h2{font-size:33px;margin-top:30px}.scheme-card>p:not(.eyebrow){font-size:17px;color:var(--muted);margin-block:19px 25px}.scheme-count{font-size:13px;color:var(--lime);margin-top:auto}.scheme-card .arrow{position:absolute;right:25px;bottom:25px;color:var(--lime)}.scheme-mark{width:170px;height:70px;position:relative;margin:15px auto 0;display:flex;align-items:flex-end;justify-content:space-between}.scheme-mark i{position:absolute;top:0;left:66px;width:38px;height:22px;border:1px solid var(--lime);background:#354326}.scheme-mark:after{content:'';position:absolute;top:33px;left:20px;right:20px;border-top:1px solid #74885d}.scheme-mark:before{content:'';position:absolute;top:22px;left:84px;height:22px;border-left:1px solid #74885d}.scheme-mark span{width:40px;height:23px;border:1px solid #74885d;background:#232e1b;position:relative}.scheme-mark span:before{content:'';position:absolute;top:-15px;left:19px;height:15px;border-left:1px solid #74885d}.scheme-layout{display:grid;grid-template-columns:minmax(0,.72fr) minmax(0,1.28fr);gap:68px;align-items:start;margin-bottom:70px}.scheme-side{position:sticky;top:28px;border-top:1px solid var(--line);padding-top:25px}.scheme-side h2{font-size:29px}.scheme-side>p{margin-top:20px;font-size:18px;color:var(--muted)}.scheme-side .actions{flex-direction:column;align-items:stretch;gap:14px}.scheme-side .btn{font-size:16px}.tree-group+ .tree-group{margin-top:42px}.tree-group>h2{font-size:33px;margin-bottom:25px}.tree-group>ul{list-style:none;padding:0 0 0 25px;margin:0;border-left:1px solid #556b3c}.tree-group>ul>li{position:relative;border-top:1px solid var(--line);margin:0}.tree-group>ul>li:before{content:'';position:absolute;left:-25px;top:27px;width:17px;border-top:1px solid #556b3c}.tree-group details summary{list-style:none;cursor:pointer;padding:18px 30px 18px 0;position:relative;display:flex;flex-wrap:wrap;gap:6px 16px;align-items:center;justify-content:space-between;line-height:1.3}.tree-group details summary::-webkit-details-marker{display:none}.tree-group details summary:after{content:'+';color:var(--lime);position:absolute;right:0;font-size:23px;top:15px}.tree-group details[open] summary:after{content:'−'}.tree-group summary span{font-size:20px}.tree-group code{font-size:13px;color:var(--muted);overflow-wrap:anywhere}.tree-group details p{font-size:17px;color:var(--muted);margin-top:4px}.tree-group details ul{font-size:16px;margin-bottom:22px;color:#d1dac9}.scheme-source{background:var(--panel);border-left:3px solid var(--lime);padding:18px 20px;margin-bottom:24px;font-size:15px}.scheme-source p{font-size:15px;margin-top:8px}.scheme-source a{color:var(--lime);text-decoration:underline;text-underline-offset:4px}
/* Checklist */
.checklist-layout{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,.75fr);gap:55px;align-items:start;margin-top:8px}.check-group+.check-group{margin-top:40px}.check-heading{display:flex;align-items:baseline;justify-content:space-between;gap:18px;border-bottom:1px solid var(--line);padding-bottom:20px}.check-heading h2{font-size:32px}.group-progress{white-space:nowrap;font-size:13px;color:var(--lime)}.check-item{display:flex;gap:16px;align-items:flex-start;padding:22px 0;border-bottom:1px solid var(--line);cursor:pointer}.check-item input{flex-shrink:0;width:21px;height:21px;margin:3px 0 0;accent-color:var(--lime)}.check-item strong{font-weight:400;font-size:19px;line-height:1.35;display:block}.check-item small{font-size:15px;color:var(--muted);display:block;line-height:1.5;margin-top:9px}.check-item:has(input:checked) strong{color:var(--lime)}.check-summary{position:sticky;top:26px;padding:29px;border:1px solid #536b35;background:#1b2315}.check-summary h2{font-size:50px}.check-summary h2 .muted{font-size:25px}.check-summary>p{font-size:16px;margin-top:17px}.check-summary .eyebrow{margin-top:0}.check-summary .small{font-size:14px}.check-summary progress{display:block;width:100%;height:7px;margin:23px 0;accent-color:var(--lime);border:0;background:var(--bg)}.check-summary progress::-webkit-progress-bar{background:var(--bg)}.check-summary progress::-webkit-progress-value{background:var(--lime)}.check-summary .actions{flex-direction:column;align-items:stretch;gap:12px;margin-top:26px}.check-summary .btn{font-size:16px}.check-summary .text-link{align-self:flex-start;border-bottom:0;font-size:14px}.check-plan .brief-preview{max-height:470px;font-size:16px;white-space:pre-wrap;overflow-wrap:anywhere;padding:28px}
/* Compact notice with a single acknowledgement action. */
.cookie-min{position:fixed;bottom:22px;left:22px;z-index:80;max-width:430px;width:calc(100% - 44px);display:flex;align-items:center;gap:19px;background:#242b1f;border:1px solid #647a4c;padding:16px 18px;box-shadow:0 8px 28px #0006}.cookie-min p{font-size:13px;line-height:1.45;margin:0;flex:1}.cookie-min a{text-decoration:underline;text-underline-offset:3px}.cookie-min .btn{font-size:13px;min-height:42px;padding:11px 16px;flex-shrink:0}
@media(max-width:1150px){.mega-groups{gap:20px}.mega-panel{padding:24px 22px 0}.package{padding:24px}.package h3{font-size:28px}.checklist-layout{gap:32px}.scheme-layout{gap:40px}}
@media(max-width:900px){.services-menu{width:100%;border-bottom:1px solid var(--line)}.services-menu>summary{font-size:22px;padding:15px 0;justify-content:space-between}.mega-panel{position:static;max-width:none;box-shadow:none;padding:0 0 20px;margin:0;border:0;background:transparent}.mega-groups{grid-template-columns:repeat(2,minmax(0,1fr));gap:25px 35px}.nav .mega-panel .mega-title{font-size:18px;padding-bottom:12px}.nav .mega-panel a{font-size:15px;padding:9px 0}.mega-bottom{gap:8px 24px;margin-top:20px;padding-bottom:0}.package-grid,.scheme-grid{grid-template-columns:1fr}.package{padding:30px}.package h3{font-size:34px}.package ul{columns:2;column-gap:40px}.package .btn{align-self:flex-start;padding-inline:25px}.package-result{margin-top:0}.tools-grid{gap:18px}.tool-card{padding:24px}.tool-card h3{font-size:25px}.tool-card p{font-size:16px}.scheme-card{padding:30px}.scheme-mark{margin-left:0}.scheme-card h2{font-size:35px}.scheme-layout{grid-template-columns:1fr;gap:40px}.scheme-side{position:static}.scheme-side .actions{flex-direction:row;align-items:flex-start}.checklist-layout{grid-template-columns:1fr;gap:35px}.check-summary{position:static;grid-row:1}.check-summary .actions{display:grid;grid-template-columns:1fr 1fr;align-items:start}.check-summary>p{max-width:700px}.check-heading h2{font-size:31px}}
@media(max-width:600px){.mega-groups{grid-template-columns:1fr;gap:24px}.nav .mega-panel .mega-title{font-size:19px;line-height:1.25}.nav .mega-panel a{font-size:16px;padding-block:9px}.mega-bottom{display:grid;grid-template-columns:1fr;gap:4px}.nav .mega-bottom a{font-size:15px}.hero-art{padding-bottom:36px}.hero-art .hero-caption{bottom:30px;font-size:12px;letter-spacing:.07em}.hero-replay{font-size:12px}.build-wire,.build-design{padding:10px 12px}.mini-browser-bar{height:14px}.wire-columns{gap:7px;margin-top:12px}.wire-base{gap:5px;margin-top:10px}.build-wire b,.build-design b{left:12px;bottom:7px;font-size:12px}.design-layout{padding-top:14px;gap:10px}.design-layout>div{gap:7px}.design-layout i{height:5px}.design-layout i:nth-child(3){height:11px}.package-grid,.tools-grid,.scheme-grid{grid-template-columns:1fr;gap:20px;margin-top:28px}.package{padding:25px 22px}.package h3{font-size:29px}.package ul{columns:1;font-size:16px}.package .btn{width:100%;align-self:stretch}.package .text-link{font-size:15px}.tool-card{padding:25px;min-height:235px}.tool-card h3{font-size:29px}.tool-index{margin-bottom:22px}.tool-card p{font-size:17px}.scheme-card{padding:25px}.scheme-card h2{font-size:31px}.scheme-card .eyebrow{font-size:12px}.scheme-side h2{font-size:29px}.scheme-side .actions{flex-direction:column;align-items:stretch}.scheme-side>p{font-size:17px}.tree-group>h2{font-size:29px}.tree-group>ul{padding-left:20px}.tree-group>ul>li:before{left:-20px;width:13px}.tree-group details summary{display:block;padding-right:27px}.tree-group summary span{display:block;font-size:20px}.tree-group code{display:block;margin-top:7px;font-size:12px;line-height:1.5}.tree-group details p{font-size:16px}.tree-group details ul{font-size:16px}.scheme-layout{margin-bottom:45px}.check-summary{padding:25px 22px}.check-summary h2{font-size:45px}.check-summary .actions{grid-template-columns:1fr}.check-heading{gap:14px;align-items:flex-start}.check-heading h2{font-size:29px}.group-progress{padding-top:7px;font-size:12px}.check-item{gap:13px;padding-block:20px}.check-item strong{font-size:18px}.check-item small{font-size:15px}.check-item input{width:22px;height:22px}.check-plan .brief-preview{font-size:15px;padding:22px}.cookie-min{left:16px;bottom:16px;width:calc(100% - 32px);padding:14px;gap:12px}.cookie-min .btn{font-size:13px;padding-inline:13px}.cookie-min p{font-size:12px}}
@media(prefers-reduced-motion:reduce){.hero-build,.hero-replay{display:none!important}.hero-art.is-playing>img{animation:none!important;filter:none;transform:none}}
.no-js .hero-replay,.no-js .check-summary button{display:none}.no-js .mega-panel{position:static;box-shadow:none}.no-js .services-menu[open]{width:100%}
@media print{body.page-checklist{background:#fff;color:#000;font:12pt/1.4 Arial,sans-serif}.page-checklist .header,.page-checklist .footer,.page-checklist .cookie-min,.page-checklist .breadcrumb,.page-checklist .check-summary,.page-checklist .check-plan,.page-checklist .section:last-child{display:none!important}.page-checklist .wrap{padding:0;max-width:none}.page-checklist .checklist-layout{display:block}.page-checklist .page-hero{padding:0 0 20px}.page-checklist h1{font-size:25pt}.page-checklist .lead{color:#333;font-size:12pt}.page-checklist .check-heading h2{font-size:17pt}.page-checklist .check-item{break-inside:avoid;padding-block:10px}.page-checklist .check-item strong,.page-checklist .check-item small,.page-checklist .eyebrow,.page-checklist .group-progress{color:#111}.page-checklist .check-item input{accent-color:#000}}

.mega-group>summary{list-style:none;display:flex;align-items:center;justify-content:space-between;gap:12px;cursor:pointer}.mega-group>summary::-webkit-details-marker{display:none}.mega-group[open] .group-chevron{transform:rotate(180deg)}.nav .mega-panel .group-overview{color:var(--lime);font-size:13px;padding-top:0;padding-bottom:12px}.menu-open .cookie-min{display:none}
@media(max-width:900px){.mega-groups{gap:14px}.mega-group{border-top:1px solid var(--line);padding-top:15px}.nav .mega-panel .mega-title{padding-bottom:10px}.nav .mega-panel .group-overview{font-size:14px;padding-bottom:10px}}