/* Alder Supply handbook: IBM Plex, slate, muted violet, muted rose (see palette.py). */
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.65 'IBM Plex Sans',Arial,sans-serif;color:#23282d;background:#f9f5f1}a{color:inherit;text-underline-offset:5px}button,input{font:inherit}a:focus-visible,button:focus-visible,input:focus-visible,video:focus-visible{outline:3px solid #b7793b;outline-offset:5px}.wrap{width:min(1220px,calc(100% - 64px));margin:auto}.site-head{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:30px 0;border-bottom:1px solid #dbd4ce}.wordmark{font-size:31px;font-weight:bold;text-decoration:none;letter-spacing:-1.6px}.wordmark span{font-weight:400}.wordmark i{color:#795838;font-style:normal}.site-head nav{display:flex;gap:26px;font-size:13px}.eyebrow{font-size:11px;font-weight:bold;letter-spacing:.14em;text-transform:uppercase;color:#795838;margin:0 0 16px}h1,h2,h3{font-family:'IBM Plex Serif',Georgia,serif;font-weight:500;line-height:1.13;letter-spacing:-.025em}h1{font-size:clamp(40px,5vw,69px);max-width:940px;margin:0 0 28px}h2{font-size:38px;margin:0 0 20px}h3{font-size:26px;margin:0 0 14px}.lede{font-size:20px;line-height:1.65;max-width:850px;color:#515457}.hero{padding:72px 0 50px}.origin{font-size:12px;color:#6f6e73;margin-top:24px}.actions{display:flex;gap:24px;align-items:center;flex-wrap:wrap;margin:28px 0}.button{display:inline-block;background:#23282d;color:#fefafb;padding:14px 23px;text-decoration:none;font-size:14px;font-weight:600;border:1px solid #23282d}.button:hover{background:#38434f}.text-link{font-size:14px}.project-meta{display:grid;grid-template-columns:repeat(3,1fr);gap:32px;border-block:1px solid #dbd4ce;padding:25px 0;font-size:13px}.project-meta small{display:block;text-transform:uppercase;letter-spacing:.12em;color:#654d35;margin-bottom:8px;font-size:10px}.overview{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px;padding:64px 0}.overview p{margin-top:0;color:#595c60}.facts{margin:0;padding-left:20px}.facts li{padding-bottom:14px}.film{background:#23282d;color:#f9f5f1;padding:60px 0}.film .eyebrow{color:#d6ba9e}.film-intro{display:flex;gap:50px;justify-content:space-between;align-items:flex-start;margin-bottom:24px}.film-intro p{max-width:460px;color:#cfd2d5;margin-top:0;font-size:15px}.film video{display:block;width:100%;aspect-ratio:16/9;background:#191d21;box-shadow:0 20px 60px #0003}.film .caption{color:#cfd2d5;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.caption{font-size:12px;margin:15px 0 0;color:#686b6e}.section{padding:64px 0;border-bottom:1px solid #dbd4ce}.section-intro{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-bottom:36px}.section-intro p{margin-top:0;color:#595c60}.evidence{display:grid;grid-template-columns:1fr 1fr;gap:30px}.evidence figure{margin:0}.shot{display:block;border:1px solid #d4d8dc;background:#f5f4f9;overflow:hidden}.shot img{display:block;width:100%;height:auto}.evidence figcaption{padding-top:20px;font-size:14px;color:#595c60}.evidence figcaption strong{display:block;font-size:18px;color:#23282d;margin-bottom:7px}.doc-feature{display:grid;grid-template-columns:1.15fr .85fr;align-items:center;gap:50px;margin-top:48px}.doc-feature p{color:#595c60}.capabilities{display:grid;grid-template-columns:repeat(3,1fr);gap:36px}.capabilities article{border-top:3px solid #795838;padding-top:20px}.capabilities p{font-size:14px;color:#595c60}.capabilities a{font-size:13px}.deliverables{display:grid;grid-template-columns:1fr 1fr;gap:0 40px}.deliverables a{display:flex;justify-content:space-between;padding:17px 0;border-bottom:1px solid #dbd4ce;text-decoration:none;font-size:14px}.deliverables a:hover{color:#795838}.scope{background:#ece6e0;padding:24px 30px;margin-top:36px;font-size:14px}.scope p{margin:8px 0}.closing{padding:65px 0}.closing h2{max-width:750px}.closing p{max-width:730px;color:#595c60}.site-foot{border-top:1px solid #dbd4ce;padding:25px 0;font-size:12px;display:flex;justify-content:space-between;gap:24px}.skip{position:absolute;top:-100px}.skip:focus{top:10px;background:white;padding:10px;z-index:9}
/* Alder Supply documentation */
body.docs{background:#ffffff;color:#24292e}.docs .site-head{background:#ffffff;border-color:#e0e3e7}.alder-brand{display:flex;align-items:center;gap:12px;font-size:20px;font-weight:bold;letter-spacing:-.025em;text-decoration:none}.alder-brand b{background:#476c91;color:white;font:600 30px 'IBM Plex Serif',Georgia;display:grid;place-items:center;width:38px;height:38px;border-radius:5px;box-shadow:4px 4px 0 #b57331}.docs .eyebrow{color:#476c91}.docs-banner{background:#f3f6f9;border-bottom:1px solid #e0e3e7;padding:46px 0}.docs-banner h1{font-size:49px;max-width:800px;margin-bottom:16px}.docs-banner p{max-width:810px;color:#535b63;margin-bottom:0}.docs-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:65px;padding-top:42px}.docs-rail{position:sticky;top:20px;align-self:start;max-height:calc(100vh - 40px);overflow:auto;padding-bottom:25px}.docs-rail label{display:block;font-size:12px;font-weight:bold;margin-bottom:8px}.docs-rail input{width:100%;border:1px solid #b5bec8;padding:10px 12px;background:white;border-radius:5px;font-size:13px}.docs-rail nav{margin:20px 0}.docs-rail nav a{display:block;font-size:13px;color:#535b63;text-decoration:none;padding:9px 10px;border-left:2px solid #e0e3e7}.docs-rail nav a:hover{border-color:#476c91;background:#f3f6f9;color:#476c91}.docs-rail .downloads a{display:block;font-size:12px;color:#476c91;margin:13px 0}.docs-content{min-width:0;max-width:900px}.doc-section{scroll-margin-top:25px;padding:0 0 32px;margin-bottom:35px;border-bottom:1px solid #e0e3e7}.doc-section h2{font-size:34px}.doc-section h3{font:600 20px/1.4 'IBM Plex Sans',Arial,sans-serif;margin:30px 0 15px}.doc-section p,.doc-section li{font-size:15px;color:#454c54}.doc-section li{padding-bottom:10px}.doc-section code{font:12px/1.6 'IBM Plex Mono',Consolas,monospace;background:#f3f6f9;padding:3px 5px;border-radius:3px;overflow-wrap:anywhere}.doc-section pre{position:relative;white-space:pre-wrap;overflow-wrap:anywhere;border-radius:6px;background:#2b343e;padding:24px;color:#f1f4f8}.doc-section pre code{background:none;color:inherit;padding:0;font-size:12px}.copy-code{border:1px solid #61768c;border-radius:4px;background:#3e4b58;color:white;float:right;font:11px 'IBM Plex Sans',Arial,sans-serif;padding:5px 8px;margin:0 0 12px 12px;cursor:pointer}.doc-table{overflow:auto;margin:24px 0;border:1px solid #e0e3e7;border-radius:5px}.doc-section table{border-collapse:collapse;min-width:640px;width:100%;font-size:12px;text-align:left}.doc-section th{background:#f3f6f9;padding:12px;vertical-align:top}.doc-section td{padding:12px;border-top:1px solid #e0e3e7;vertical-align:top}.docs-intro{background:#fafafc;padding:20px 24px;border-left:4px solid #b57331;font-size:15px;margin-bottom:38px}.docs-content a{color:#476c91}.docs-note{font-size:12px;color:#535b63}.docs .site-foot{border-color:#e0e3e7}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}[hidden]{display:none!important}@media(max-width:850px){.wrap{width:calc(100% - 36px)}.site-head nav{gap:14px}.hero{padding-top:45px}.overview,.section-intro{gap:30px}.capabilities{grid-template-columns:1fr}.doc-feature{grid-template-columns:1fr}.docs-layout{grid-template-columns:200px minmax(0,1fr);gap:30px}.film-intro{display:block}.docs-banner h1{font-size:40px}.film{padding-block:40px}}@media(max-width:600px){.site-head{flex-wrap:wrap;padding:20px 0;gap:18px}.site-head nav{width:100%;justify-content:space-between;font-size:12px}.wordmark{font-size:28px}.lede{font-size:18px}h1{font-size:43px}h2{font-size:32px}.project-meta{grid-template-columns:1fr;gap:18px}.overview,.section-intro,.evidence,.deliverables{grid-template-columns:1fr;gap:24px}.overview,.section,.closing{padding-block:42px}.evidence{gap:35px}.film-intro{display:block}.docs-layout{grid-template-columns:1fr;gap:24px}.docs-rail{position:static;max-height:none}.docs-rail nav{display:grid;grid-template-columns:1fr 1fr}.docs-rail .downloads{display:flex;gap:20px;flex-wrap:wrap}.doc-section h2{font-size:29px}.docs-banner h1{font-size:36px}.docs-banner{padding:35px 0}.doc-section pre{padding:18px}.site-foot{flex-direction:column;gap:10px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* Documentation evidence on the project page */
.documentation-proof{display:grid;gap:44px}.proof-row{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;padding-top:30px;border-top:1px solid #dbd4ce}.proof-row>div>p:not(.eyebrow){font-size:15px;color:#595c60}.proof-row figure{margin:0}.proof-row figcaption{font-size:12px;color:#686b6e;margin-top:10px}.doc-preview{max-height:390px;overflow:auto;scrollbar-width:thin;background:#ffffff}.doc-preview img{width:100%;height:auto}.excerpt{border-left:3px solid #795838;background:#ece6e0;padding:17px 20px;margin:22px 0}.excerpt-label{font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:#654d35;margin:0 0 9px}.excerpt blockquote{margin:0;font-size:16px;line-height:1.7}.excerpt code{font-size:13px;overflow-wrap:anywhere}.proof-note{font-size:12px!important}@media(max-width:850px){.proof-row{gap:26px}}@media(max-width:600px){.proof-row{grid-template-columns:1fr}.doc-preview{max-height:320px}.documentation-proof{gap:30px}}

/* A distinct player and an accessible, visible start control. */
.video-stage{position:relative;border:5px solid #f9f5f1;border-radius:12px;background:#f9f5f1;box-shadow:0 18px 50px #0f121566;overflow:hidden}.film .video-stage video{box-shadow:none}.video-play{position:absolute;inset:0 0 54px;display:grid;place-items:center;width:100%;border:0;background:linear-gradient(180deg,#23282d08,#23282d26);cursor:pointer;color:#23282d;padding:16px}.play-badge{display:flex;align-items:center;gap:18px;padding:20px 26px;background:#fefafb;border:1px solid #23282d25;border-radius:10px;box-shadow:0 10px 45px #0005;transition:transform .15s ease,box-shadow .15s ease}.play-icon{display:grid;place-items:center;flex:none;width:60px;height:60px;border-radius:50%;color:#ffffff;background:#795838}.play-copy{display:flex;flex-direction:column;text-align:left;gap:4px}.play-copy strong{font-size:19px;line-height:1.3}.play-copy>span{font-size:13px;color:#595c60}.video-play:hover .play-badge{transform:scale(1.03);box-shadow:0 12px 50px #0007}.video-play:focus-visible{outline:3px solid #b7793b;outline-offset:-8px}.video-play:focus-visible .play-badge{outline:3px solid #795838;outline-offset:4px}@media(max-width:600px){.video-stage{border-width:3px;border-radius:8px}.video-play{bottom:42px;padding:10px}.play-badge{gap:12px;padding:13px 16px}.play-icon{width:44px;height:44px}.play-copy strong{font-size:15px}.play-copy>span{font-size:11px}}@media(prefers-reduced-motion:reduce){.play-badge{transition:none}}

/* Mobile inline captions stay clear of the native control bar. Fullscreen retains native captions. */
.mobile-video-caption{min-height:70px;font-size:15px;line-height:1.5;white-space:pre-line;background:#f9f5f1;color:#23282d;margin:0;padding:12px 16px;text-align:center;border-top:1px solid #dbd4ce}@media(max-width:600px){.video-stage video:not(:fullscreen)::cue{color:transparent;background:transparent;text-shadow:none}.video-stage video:fullscreen::cue{color:white;background:rgba(0,0,0,.8);text-shadow:none}}

@media(max-width:600px){.video-stage video::cue{color:transparent!important;background:transparent!important;text-shadow:none!important;opacity:0}.video-stage video::-webkit-media-text-track-container{visibility:hidden}.video-stage video:fullscreen::cue{color:white!important;background:rgba(0,0,0,.8)!important;opacity:1}.video-stage video:fullscreen::-webkit-media-text-track-container{visibility:visible}}


@media (max-width: 520px) {
  .site-head { align-items: flex-start; flex-wrap: wrap; }
  .site-head nav { display: grid; grid-template-columns: 1fr; gap: 0; width: 100%; }
  .site-head nav a { display: flex; align-items: center; min-height: 44px; border-top: 1px solid #e0e3e7; }
}

/* Keep link feedback visible within the handbook's own visual identity. */
.site-head .alder-brand:hover { color: #795838; }
.site-head nav a:hover,
.docs-rail .downloads a:hover,
.docs-content a:hover,
.site-foot a:hover { color: #5a3d22; text-decoration: underline; text-decoration-thickness: 2px; }