/* .NET Production Triage — matches cdsmith.dev (Poppins, brand green, dark header from /css/site.css).
   Layout: title and tabs on top; the diagnosis column on the left, incident notes on the right. */
:root{
  color-scheme:light;
  --bg-color:#ffffff; --card:#f7f8f7; --hl-color:#60d937; --hl-text:#0f6b00; --hl-soft:#60d93722; --hl-dark:#017100;
  --text-color:#111111; --body-text:#1f1f1f; --secondary-text-color:#555555; --grey:#d9dcd9; --grey-2:#c4c8c4;
  --note:#8a5300; --note-soft:#fbf1e1; --bad:#b23a2e; --bad-soft:#f8e3e0; --good:#0f6b00; --good-soft:#e3f5dc;
  --blue:#1f5f8b; --blue-soft:#e4eef5;
  --code-bg:#101010; --code-ink:#e8e8e8;
  --mono:ui-monospace,"Cascadia Code","SF Mono",Menlo,Consolas,monospace;
}
*{margin:0;padding:0;box-sizing:border-box}
html,body{background-color:var(--bg-color)}
body{font-family:"Poppins",system-ui,-apple-system,"Segoe UI",sans-serif;font-size:16px;color:var(--text-color);line-height:1.65}
::selection{background-color:var(--hl-color);color:#000}
a{color:var(--hl-text)}
:focus-visible{outline:3px solid var(--hl-color);outline-offset:2px;border-radius:4px}
[tabindex="-1"]:focus{outline:none}
button{font:inherit;color:inherit;cursor:pointer}
input,textarea{font:inherit;color:inherit}
[hidden]{display:none!important}

.tri{max-width:var(--page-max,1440px);margin:0 auto;padding:28px var(--gutter,16px) 96px}
.tri-head{margin-bottom:22px}
.crumbs{margin-bottom:14px}
.kicker{font-size:12.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--hl-text);font-weight:600}
h1{font-size:clamp(30px,5vw,44px);line-height:1.2;font-weight:700;text-wrap:balance;margin:2px 0 6px}
.sub{color:var(--secondary-text-color);font-size:clamp(16px,1.35vw,19px);text-wrap:pretty}
.tabs{display:flex;gap:4px;margin-top:20px;border-bottom:4px solid var(--hl-color);overflow-x:auto;scrollbar-width:none}
.tabs a{padding:8px 16px 7px;font-weight:600;font-size:15px;color:var(--secondary-text-color);text-decoration:none;border-radius:10px 10px 0 0;white-space:nowrap}
.tabs a:hover{color:var(--text-color);background:var(--card)}
.tabs a[aria-current="page"]{background:var(--hl-color);color:#000}

.tri-body{display:grid;grid-template-columns:minmax(0,1fr);gap:32px;align-items:start}
body.has-log .tri-body{grid-template-columns:minmax(0,1fr) 330px}
.view{min-width:0}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;color:#000;background-color:var(--hl-color);border:2px solid var(--hl-color);font-size:14.5px;font-weight:600;padding:7px 18px;border-radius:20px;text-decoration:none}
.btn:hover{background-color:var(--hl-dark);border-color:var(--hl-dark);color:#f9f9f9}
.btn.outline{background:transparent;color:var(--text-color)}
.btn.outline:hover{background:var(--hl-dark);border-color:var(--hl-dark);color:#f9f9f9}
.link{background:none;border:0;color:var(--hl-text);font-weight:600;font-size:14px;padding:2px 0;text-decoration:underline;text-underline-offset:3px;text-decoration-color:transparent}
.link:hover{text-decoration-color:currentColor}
.link.danger{color:var(--bad)}

.lead{font-size:18.5px;color:var(--body-text);text-wrap:pretty}
.muted{color:var(--secondary-text-color)}
.note{font-size:13px;color:var(--secondary-text-color);border-left:3px solid var(--grey);padding-left:10px;margin-top:12px}
h2.sec{font-size:20px;font-weight:600;display:flex;align-items:center;gap:12px;margin:34px 0 14px}
h2.sec::after{content:"";flex:1;height:1px;background:var(--grey)}
.intro{display:flex;flex-direction:column;gap:10px;margin-bottom:24px}

/* code */
.code{margin:10px 0 4px;border-radius:10px;background:var(--code-bg);overflow:hidden}
.code-bar{display:flex;justify-content:space-between;align-items:center;padding:5px 8px 0 14px;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:#8a8a8a;min-height:26px}
.copy{background:transparent;border:1px solid #3a3a3a;color:#cfcfcf;border-radius:6px;padding:1px 9px;font-size:11.5px;font-family:"Poppins",sans-serif;letter-spacing:0;text-transform:none}
.copy:hover{border-color:var(--hl-color);color:#fff}
.code pre{padding:6px 14px 14px;overflow-x:auto;font-family:var(--mono);font-size:12.8px;line-height:1.55;color:var(--code-ink);tab-size:4}

/* app picker */
.apps{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.appcard{display:flex;flex-direction:column;gap:8px;text-align:left;padding:22px;background:var(--card);border:1.5px solid var(--grey);border-radius:14px;transition:border-color .15s,transform .15s,box-shadow .15s}
.appcard:hover{border-color:var(--hl-color);transform:translateY(-2px);box-shadow:0 6px 18px #0000000f}
.appcard svg{width:34px;height:34px;color:var(--hl-text);background:var(--hl-soft);border-radius:10px;padding:6px}
.appcard b{font-size:18px;font-weight:600;line-height:1.3}
.appcard span{font-size:14.5px;color:var(--secondary-text-color)}

/* context bar */
.seg{display:inline-flex;border:1.5px solid var(--grey-2);border-radius:20px;overflow:hidden;margin-top:3px;background:#fff}
.seg button{border:0;background:transparent;padding:3px 12px;font-size:13.5px;font-weight:500;color:var(--secondary-text-color)}
.seg button+button{border-left:1px solid var(--grey)}
.seg button:hover{color:var(--text-color)}
.seg button[aria-checked="true"]{background:var(--hl-color);color:#000;font-weight:600}

/* first five minutes */
.first{border:1.5px solid var(--note);background:var(--note-soft);border-radius:14px;margin-bottom:8px}
.first summary{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;cursor:pointer;list-style:none}
.first summary::-webkit-details-marker{display:none}
.first summary>span{flex:1}
.first summary b{font-weight:600;color:var(--note)}
.first summary small{color:var(--body-text);font-size:14px;margin-left:6px}
.first summary i{font-style:normal;font-family:var(--mono);font-size:12.5px;color:var(--note);border:1px solid var(--note);border-radius:20px;padding:0 9px;flex:none}
.first summary::before{content:"▸";color:var(--note);margin-right:-4px;transition:transform .15s}
.first[open] summary::before{transform:rotate(90deg)}
.first-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px 20px;padding:4px 16px 4px}
.first label{display:flex;flex-direction:column;gap:3px}
.first label b{font-weight:600;font-size:14.5px}
.first label span{font-size:13px;color:var(--secondary-text-color);line-height:1.45;flex:1}
.first input{border:1.5px solid #e2cfaf;background:#fff;border-radius:8px;padding:6px 10px;font-size:14.5px;margin-top:4px}
.first input:focus{outline:none;border-color:var(--note)}
.first .note{margin:12px 16px 14px;border-color:#e2cfaf}

/* symptom picker */
.search input{width:100%;border:1.5px solid var(--grey-2);border-radius:12px;padding:10px 14px;font-size:15px;background:#fff}
.search input:focus{outline:none;border-color:var(--hl-color);box-shadow:0 0 0 3px var(--hl-soft)}
.results h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin-bottom:8px}
.results{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:10px;margin-top:14px}
.empty{margin-top:14px}

/* diagnosis */
.cause-head small{font-size:11.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600}
.look{margin-top:18px;background:var(--card);border-radius:12px;padding:14px 16px}
.look h3,.cbox h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin-bottom:6px}
.checks{list-style:none;display:flex;flex-direction:column;gap:12px}
.checks>li{padding-left:18px;position:relative;font-size:15px;color:var(--body-text)}
.checks>li::before{content:"";position:absolute;left:2px;top:10px;width:7px;height:7px;border-radius:2px;background:var(--hl-color);transform:rotate(45deg)}
.via{margin-top:4px;font-size:14.5px}
.tag{display:inline-block;font-size:10.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;background:var(--blue-soft);color:var(--blue);border-radius:20px;padding:0 8px;margin-right:6px;vertical-align:1px}

.back-list{margin-bottom:10px}

/* cause */
.cause{border:1.5px solid var(--grey);border-radius:16px;padding:22px 24px;background:#fff;box-shadow:0 4px 18px #0000000a}
.cause-head small{display:block}
.cause-head h2{font-size:clamp(23px,3.4vw,30px);font-weight:700;line-height:1.25;margin:2px 0 4px;border-bottom:4px solid var(--hl-color);padding-bottom:8px;display:inline-block}
.applies{font-size:13.5px;color:var(--secondary-text-color);margin-top:4px}
.sum{font-size:16.5px;color:var(--body-text);margin:12px 0 18px;text-wrap:pretty}
.cgrid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:14px;margin-bottom:18px}
.cbox{background:var(--card);border-radius:12px;padding:14px 16px}
.bul{padding-left:20px;display:flex;flex-direction:column;gap:5px;font-size:15px;color:var(--body-text)}
.bul li::marker{color:var(--hl-text)}
.step{border-top:1px solid var(--grey);padding:14px 0 6px}
.step h3{font-size:17px;font-weight:600;display:flex;align-items:center;gap:10px;margin-bottom:8px}
.step h3 span{display:inline-grid;place-items:center;width:24px;height:24px;border-radius:50%;font-size:13px;font-weight:700;color:#fff}
.now h3 span{background:var(--bad)}
.fix h3 span{background:var(--hl-dark)}
.prevent h3 span{background:var(--blue)}
.more{border-top:1px solid var(--grey);padding-top:14px;margin-top:8px}
.more h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin-bottom:6px}
.more ul{list-style:none;display:flex;flex-direction:column;gap:4px}
.more a{font-weight:500;text-underline-offset:3px}
.cause-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px;padding-top:16px;border-top:1px solid var(--grey)}
.cause-actions .btn[aria-pressed="true"]{background:var(--good);border-color:var(--good);color:#fff}
.seen{margin-top:20px}
.seen h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin-bottom:8px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{border:1.5px solid var(--grey-2);background:#fff;border-radius:20px;padding:3px 13px;font-size:14px}
.chip:hover{border-color:var(--hl-color);color:var(--hl-text)}

/* incident notes */
.log{position:sticky;top:calc(var(--site-header-h) + 16px);max-height:calc(100vh - var(--site-header-h) - 32px);overflow:auto;border:1.5px solid var(--grey);border-radius:16px;background:var(--card)}
.log-in{padding:16px}
.log-head h2{font-size:17px;font-weight:600;display:flex;align-items:center;gap:8px}
.log-count{font-family:var(--mono);font-size:12px;background:#fff;border:1px solid var(--grey);border-radius:20px;padding:0 8px;font-weight:400}
.log-head small{font-size:12.5px;color:var(--secondary-text-color)}
.log-list{list-style:none;display:flex;flex-direction:column;gap:6px;margin:12px 0 14px;max-height:300px;overflow:auto;padding-right:4px}
.log-list li{display:grid;grid-template-columns:42px 1fr;gap:6px;font-size:13px;line-height:1.45;color:var(--body-text)}
.log-list li.empty{display:block;color:var(--secondary-text-color)}
.log-list time{font-family:var(--mono);font-size:11.5px;color:var(--secondary-text-color);padding-top:1px}
.log-list .k-cause span{font-weight:600}
.log-list .k-confirm span{font-weight:600;color:var(--good)}
.log-list .k-back span{color:var(--secondary-text-color)}
.notes-l{display:block;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin-bottom:4px}
.log textarea{width:100%;border:1.5px solid var(--grey-2);border-radius:10px;padding:8px 10px;font-size:14px;resize:vertical;background:#fff}
.log textarea:focus{outline:none;border-color:var(--hl-color)}
.log-actions{display:flex;flex-direction:column;align-items:flex-start;gap:10px;margin-top:12px}
.log-btns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px;width:100%}
.log-btns .btn{justify-content:center;font-size:13px;padding:6px 4px;white-space:nowrap}
.log-actions .link{font-size:13px}

/* matrix */
.matrix{border:1px solid var(--grey);border-radius:14px;overflow:hidden}
.mrow{display:grid;grid-template-columns:minmax(170px,1.1fr) repeat(3,minmax(0,1fr));border-top:1px solid var(--grey)}
.mrow>div{padding:12px 14px}
.mrow>div+div{border-left:1px solid var(--grey)}
.mhead{border-top:0;background:#101010;color:#fff;font-weight:600;font-size:14px}
.mhead>div{display:flex;align-items:center;gap:8px}
.mhead svg{width:20px;height:20px;color:var(--hl-color)}
.mhead>div+div{border-left-color:#333}
.mgroup{background:var(--hl-soft);border-top:1px solid var(--grey);padding:6px 14px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;font-weight:600;color:var(--hl-text)}
.msym b{font-weight:600;line-height:1.35;font-size:15px}
.mcell ul{list-style:none;display:flex;flex-direction:column;gap:3px;margin-bottom:6px}
.mcell li{font-size:13.5px;line-height:1.35}
.mcell a{color:var(--body-text);text-decoration:none}
.mcell a:hover{color:var(--hl-text);text-decoration:underline;text-underline-offset:2px}
.mcell .link{font-size:13px}
.mcell.na{background:#fafafa}
.mcell.na .muted{font-size:13px}
.mlabel{display:none}
.areas{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:18px;margin-top:16px}
.area h3{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--hl-text);font-weight:600;margin-bottom:6px;padding-bottom:4px;border-bottom:1px solid var(--grey)}
.area ul{list-style:none;display:flex;flex-direction:column;gap:3px}
.area a{font-size:14.5px;color:var(--body-text);text-decoration:none}
.area a:hover{color:var(--hl-text);text-decoration:underline;text-underline-offset:2px}

/* toolbox */
.toc{display:flex;flex-wrap:wrap;gap:8px}
.toc a{font-size:13.5px;font-weight:500;text-decoration:none;color:var(--secondary-text-color);border:1px solid var(--grey-2);border-radius:20px;padding:2px 12px}
.toc a:hover{color:var(--hl-text);border-color:var(--hl-color)}
.tool{scroll-margin-top:calc(var(--site-header-h) + 16px)}
.tool>.muted{margin-bottom:6px;text-wrap:pretty}
.titems{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 22px;align-items:stretch;grid-auto-flow:row dense}
.titem{margin-top:14px;min-width:0;display:flex;flex-direction:column}
.titem .code{flex:1}
.titem.wide{grid-column:1/-1}
.titem>p{font-size:15px;font-weight:500}

/* how */
.how-to{max-width:none}
.howsteps{margin:22px 0 0 22px;display:flex;flex-direction:column;gap:12px;color:var(--body-text)}
.howsteps li::marker{color:var(--hl-text);font-weight:700}
.howsteps b{font-weight:600}
.rules{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
.rules>div{background:var(--card);border:1px solid var(--grey);border-radius:12px;padding:14px 16px}
.rules b{font-weight:600}
.rules p{font-size:14.5px;color:var(--secondary-text-color);margin-top:2px}
.how-to>p{color:var(--body-text);margin-bottom:10px}

/* steps: app type → problem → likely cause */
.stepper{list-style:none;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px;margin-bottom:22px;counter-reset:s}
.stepper li>button,.stepper li>div{display:flex;align-items:center;gap:10px;width:100%;height:100%;text-align:left;background:var(--card);border:1.5px solid var(--grey);border-radius:12px;padding:9px 12px}
.stepper li>button:hover{border-color:var(--hl-color)}
.stepper .sn{flex:none;display:grid;place-items:center;width:26px;height:26px;border-radius:50%;font-size:13px;font-weight:700;background:#fff;border:1.5px solid var(--grey-2);color:var(--secondary-text-color)}
.stepper .sl{min-width:0;display:flex;flex-direction:column}
.stepper small{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600}
.stepper b{font-weight:600;font-size:14.5px;line-height:1.3;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.stepper .done .sn{background:var(--hl-color);border-color:var(--hl-color);color:#000}
.stepper .current>div{border-color:var(--hl-color);background:var(--hl-soft)}
.stepper .current .sn{border-color:var(--hl-text);color:var(--hl-text)}
.stepper .current b{color:var(--hl-text)}
.stepper .todo b{color:var(--secondary-text-color);font-weight:500}

/* problem categories */
.cats{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:12px;margin-bottom:18px}
.catcard{display:flex;flex-direction:column;gap:4px;text-align:left;padding:16px 18px;background:#fff;border:1.5px solid var(--grey);border-radius:14px;transition:border-color .12s,background .12s}
.catcard:hover{border-color:var(--hl-color);background:var(--card)}
.catcard b{font-size:17px;font-weight:600;line-height:1.3}
.catcard span{font-size:14px;color:var(--secondary-text-color);line-height:1.45;flex:1}
.catcard i{font-style:normal;font-weight:600;font-size:13.5px;color:var(--hl-text);margin-top:4px}
.pick .first{margin-top:22px}

/* cause list */
.look-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:6px 12px;margin-bottom:8px}
.look-head h3{margin-bottom:0}
.obs{display:flex;align-items:center;gap:8px;font-size:12.5px;color:var(--secondary-text-color)}
.obs .seg{margin-top:0}
.clist .look{margin-top:0;margin-bottom:8px}
.lh{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin:22px 0 8px}
.crows{list-style:none;display:flex;flex-direction:column;gap:8px}
.crow{display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:14px;align-items:center;width:100%;text-align:left;background:#fff;border:1.5px solid var(--grey);border-radius:12px;padding:12px 16px}
.crow:hover{border-color:var(--hl-color);background:var(--card)}
.crow b{font-weight:600;font-size:16px;line-height:1.35}
.crow span{grid-column:1;font-size:14px;color:var(--secondary-text-color);line-height:1.45}
.crow i{grid-column:2;grid-row:1/3;font-style:normal;font-weight:700;color:var(--hl-text);font-size:18px}
.tag.env{background:var(--note-soft);color:var(--note)}
.seg button{white-space:nowrap}
@media (max-width:760px){
  .stepper{gap:6px}
  .stepper li>button,.stepper li>div{flex-direction:column;align-items:flex-start;gap:4px;padding:8px 10px}
  .stepper small{display:none}
  .stepper .sn{width:22px;height:22px;font-size:12px}
  .stepper b{white-space:normal;font-size:13px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
  .obs>span{display:none}
}

.fade{animation:fade .18s ease}
@keyframes fade{from{opacity:.4;transform:translateY(3px)}to{opacity:1;transform:none}}
@media (prefers-reduced-motion:reduce){.fade{animation:none}.appcard{transition:none}.appcard:hover{transform:none}}

@media (max-width:1100px){
  .rules{grid-template-columns:1fr 1fr}
  .titems{grid-template-columns:minmax(0,1fr)}
  body.has-log .tri-body{grid-template-columns:minmax(0,1fr)}
  .log{position:static;max-height:none}
  .view{max-width:none}
}
@media (max-width:760px){
  .tri{padding-top:18px}
  .apps,.cgrid,.first-grid,.results,.rules{grid-template-columns:minmax(0,1fr)}
  .cause{padding:18px 16px}
  .mhead{display:none}
  .mrow{grid-template-columns:minmax(0,1fr)}
  .mrow>div+div{border-left:0;border-top:1px dashed var(--grey)}
  .mlabel{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--secondary-text-color);font-weight:600;margin-bottom:2px}
  .msym{background:var(--card)}
  .first summary small{display:block;margin:2px 0 0}
}