/* M-Tech playbook design system. One shared stylesheet for every playbook and reference guide.
   Per playbook styles live next to the content in playbooks/<slug>/playbook.css and only hold components unique to that document. */
@font-face{font-family:"Archivo";font-style:normal;font-weight:100 900;font-stretch:62% 125%;font-display:swap;src:url(/assets/fonts/archivo-latin-standard-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/ibm-plex-sans-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:italic;font-weight:400;font-display:swap;src:url(/assets/fonts/ibm-plex-sans-latin-400-italic.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:500;font-display:swap;src:url(/assets/fonts/ibm-plex-sans-latin-500-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Sans";font-style:normal;font-weight:600;font-display:swap;src:url(/assets/fonts/ibm-plex-sans-latin-600-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:400;font-display:swap;src:url(/assets/fonts/ibm-plex-mono-latin-400-normal.woff2) format("woff2")}
@font-face{font-family:"IBM Plex Mono";font-style:normal;font-weight:500;font-display:swap;src:url(/assets/fonts/ibm-plex-mono-latin-500-normal.woff2) format("woff2")}

/* ---------- tokens ---------- */
:root{
  --bg:#F4F5F5; --surface:#FFFFFF; --ink:#1D2023; --muted:#5A6168; --line:#D9DCDF;
  --red:#EF3E35; --red-ink:#D3302A; --red-wash:rgba(239,62,53,.08);
  --panel:#1E2226; --panel-ink:#ECEEEF; --panel-muted:#A3AAB1; --panel-line:#343A40;
  --amber:#9A6510; --amber-wash:#FBF3E4; --amber-line:#E7CF9E; --ok:#2E8B57;
  --display:"Archivo","Arial Narrow",Arial,sans-serif;
  --body:"IBM Plex Sans",Arial,Helvetica,sans-serif;
  --mono:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace;
  --logo:url("/assets/img/mtech-logo-light.png");
}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){
  --bg:#141719; --surface:#1B1F22; --ink:#E9EBEC; --muted:#9CA3AA; --line:#2E3439;
  --red:#F2564D; --red-ink:#FF7A71; --red-wash:rgba(242,86,77,.12);
  --panel:#0E1012; --panel-ink:#ECEEEF; --panel-muted:#9AA1A8; --panel-line:#2A2F34;
  --amber:#E6B35C; --amber-wash:#2A2316; --amber-line:#5A4724; --ok:#4FB37A; color-scheme:dark;
  --logo:url("/assets/img/mtech-logo-dark.png")}}
:root[data-theme="dark"]{
  --bg:#141719; --surface:#1B1F22; --ink:#E9EBEC; --muted:#9CA3AA; --line:#2E3439;
  --red:#F2564D; --red-ink:#FF7A71; --red-wash:rgba(242,86,77,.12);
  --panel:#0E1012; --panel-ink:#ECEEEF; --panel-muted:#9AA1A8; --panel-line:#2A2F34;
  --amber:#E6B35C; --amber-wash:#2A2316; --amber-line:#5A4724; --ok:#4FB37A; color-scheme:dark;
  --logo:url("/assets/img/mtech-logo-dark.png")}
body{margin:0}img{max-width:100%}[hidden]{display:none!important}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

/* ---------- shared components (extracted from the three original files) ---------- */
*{box-sizing:border-box}
body{background:var(--bg);color:var(--ink);font-family:var(--body);font-size:17px;line-height:1.62;-webkit-font-smoothing:antialiased}
.wrap{max-width:1120px;margin:0 auto;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px))}
.col{max-width:68ch}
a{color:var(--red-ink);text-underline-offset:3px}
h1,h2,h3{font-family:var(--display);font-stretch:112%;text-wrap:balance;margin:0;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.2vw,2.35rem);font-weight:750;line-height:1.1}
h3{font-family:var(--body);font-stretch:100%;font-size:1.06rem;font-weight:600;letter-spacing:0}
p{margin:0}
.kicker{font-family:var(--body);font-size:.78rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.kicker b{color:var(--red);font-weight:600}
section{padding-block:72px 8px}
.lede{font-size:1.18rem;line-height:1.55}
.muted{color:var(--muted)}
.dot{color:var(--red)}
.bar{position:sticky;top:env(safe-area-inset-top,0px);z-index:9;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:10;background:var(--bg)}
.bar .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-block:8px}
.bar .mark{display:inline-flex;align-items:center;gap:10px;min-width:0;font-family:var(--display);font-stretch:112%;font-weight:700;font-size:.85rem;color:var(--ink)}
.barlogo{display:block;height:20px;width:auto;flex:none}
.bartitle{padding-left:10px;border-left:1px solid var(--line);line-height:1.2;white-space:nowrap}
.toc{position:relative;flex:none}
.toc summary{list-style:none;cursor:pointer;font-size:.82rem;font-weight:500;color:var(--ink);border:1px solid var(--line);border-radius:999px;padding:4px 12px;display:inline-flex;align-items:center;gap:8px}
.toc summary::-webkit-details-marker{display:none}
.toc summary::after{content:"";width:6px;height:6px;border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);transform:rotate(45deg) translateY(-2px);transition:transform .2s}
.toc[open] summary::after{transform:rotate(-135deg) translateY(-1px)}
.toc nav{position:absolute;right:0;top:calc(100% + 8px);width:min(380px,calc(100vw - 32px));background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:8px;display:grid;grid-template-columns:1fr 1fr;gap:2px;box-shadow:0 12px 32px rgba(0,0,0,.45)}
.toc nav a{font-size:.86rem;color:var(--muted);text-decoration:none;padding:7px 10px;border-radius:4px}
.toc nav a:hover{background:var(--bg);color:var(--ink)}
.heromark{display:block;width:clamp(260px,52vw,560px);max-width:100%;aspect-ratio:2545/607;background:var(--mag) left center/contain no-repeat}
.hero{padding-block:64px 40px}
.logo{display:block;background:var(--logo) left center/contain no-repeat;aspect-ratio:720/119;max-width:100%}
.hero .logo{width:220px;margin-bottom:34px}
.hero h1{font-size:clamp(2.9rem,8.4vw,6.4rem);font-weight:800;font-stretch:118%;line-height:.94;letter-spacing:-.025em;margin-top:18px}
.hero h1 .or{display:block;font-weight:500;font-stretch:100%;font-size:.42em;letter-spacing:0;color:var(--muted);margin:.5em 0 0}
.hero .lede{margin-top:28px;max-width:60ch}
.meta{display:flex;flex-wrap:wrap;gap:10px 28px;margin-top:30px;padding-top:18px;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted)}
.meta span b{color:var(--ink);font-weight:600}
.verdict{background:var(--panel);color:var(--panel-ink);margin-top:40px}
.verdict .wrap{padding-block:56px;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2.1fr);gap:40px}
.verdict .kicker{color:var(--panel-muted)}
.verdict h2{color:var(--panel-ink);margin-top:12px}
.verdict .body{display:flex;flex-direction:column;gap:16px;min-width:0}
.verdict p.sub{color:var(--panel-muted)}
.verdict strong{color:var(--panel-ink);font-weight:600}
.verdict .call{border-left:3px solid var(--red);padding-left:16px}
.verdict .call.quiet{border-left-color:var(--panel-muted)}
@media (max-width:760px){.verdict .wrap{grid-template-columns:1fr;gap:20px}}
.ajn{font-size:.72rem;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--red-ink)}
.tier{padding:22px;display:flex;flex-direction:column;gap:12px;min-width:0;border-right:1px solid var(--line)}
.tier:last-child{border-right:0}
.tier.focus{background:var(--red-wash)}
.tier .from{font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-weight:600}
.tier .tl{font-size:.9rem;font-weight:600}
@media (max-width:960px){.tiers{grid-template-columns:repeat(2,minmax(0,1fr))}.tier:nth-child(2){border-right:0}.tier:nth-child(-n+2){border-bottom:1px solid var(--line)}}
@media (max-width:560px){.tiers{grid-template-columns:1fr}.tier{border-right:0;border-bottom:1px solid var(--line)}.tier:last-child{border-bottom:0}}
.leads{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:14px}
.leads li{padding-left:22px;position:relative}
.leads li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:var(--red)}
.leads li strong{font-weight:600}
.leads.grey li::before{background:var(--muted)}
.twin{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:48px;margin-top:28px}
.twin > div{min-width:0;display:flex;flex-direction:column;gap:16px}
@media (max-width:760px){.twin{grid-template-columns:1fr;gap:36px}}
.pull{margin-top:32px;font-family:var(--display);font-stretch:108%;font-weight:600;font-size:clamp(1.2rem,2.3vw,1.55rem);line-height:1.3;max-width:44ch}
.bench{margin-top:28px;background:var(--surface);border:1px solid var(--line);border-radius:6px;display:grid;grid-template-columns:minmax(0,300px) minmax(0,1fr)}
.controls{padding:24px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:20px}
.field{display:flex;flex-direction:column;gap:6px}
.field label,.field .lab{font-size:.82rem;font-weight:600}
.field .hint{font-size:.76rem;color:var(--muted);line-height:1.4}
.num{width:100%;padding:8px 10px;border:1px solid var(--line);border-radius:4px;background:var(--bg);color:var(--ink);font-family:var(--mono);font-size:.92rem}
.chip{font:inherit;font-size:.84rem;border:1px solid var(--line);background:var(--surface);color:var(--ink);border-radius:999px;padding:6px 13px;cursor:pointer}
.chip[aria-pressed="true"]{background:var(--ink);color:var(--bg);border-color:var(--ink)}
.sep{border-top:1px dashed var(--line)}
@media (max-width:860px){.bench{grid-template-columns:1fr}.controls{border-right:0;border-bottom:1px solid var(--line)}}
.rung .nm{font-size:.92rem;font-weight:600;line-height:1.25}
.rung .nm span{display:block;font-weight:400;font-size:.76rem;color:var(--muted)}
.rung .tr{height:22px;background:var(--surface);border:1px solid var(--line);border-radius:3px;overflow:hidden}
.rung .pr{font-family:var(--mono);font-size:.92rem;text-align:right;font-variant-numeric:tabular-nums}
.note{font-size:.82rem;color:var(--muted);line-height:1.5}
@media (max-width:560px){.rung{grid-template-columns:110px minmax(0,1fr) 64px;gap:10px}}
.aipoint{margin-top:20px;background:var(--panel);color:var(--panel-ink);border-radius:6px;padding:26px;display:flex;flex-direction:column;gap:12px}
.aipoint .kicker{color:var(--panel-muted)}
.aipoint p{max-width:78ch}
.aipoint strong{color:var(--panel-ink)}
.faq{margin-top:18px;display:flex;flex-direction:column;border-top:1px solid var(--line);max-width:860px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:14px 28px 14px 0;font-weight:600;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-family:var(--mono);font-size:1.1rem;color:var(--red)}
.faq details[open] summary::after{content:"\2212"}
.faq details p{padding:0 0 16px;font-size:.95rem;max-width:72ch}
.confirm{margin-top:28px;background:var(--amber-wash);border:1px solid var(--amber-line);border-left:4px solid var(--amber);border-radius:6px;padding:22px 24px;display:flex;flex-direction:column;gap:12px}
.confirm .kicker{color:var(--amber)}
.confirm ul{margin:0;padding-left:18px;display:flex;flex-direction:column;gap:8px;font-size:.95rem}
.th3{margin-top:44px;font-family:var(--display);font-stretch:112%;font-weight:700;font-size:1.3rem}
.gloss{margin:18px 0 0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}
.gloss div{padding:12px 0;border-top:1px solid var(--line);min-width:0}
.gloss dt{font-weight:600;font-size:.95rem}
.gloss dd{margin:2px 0 0;font-size:.9rem;color:var(--muted);line-height:1.5}
@media (max-width:700px){.gloss{grid-template-columns:1fr}}
.qhead{display:flex;align-items:baseline;justify-content:space-between;gap:16px;flex-wrap:wrap}
.qscore{font-family:var(--mono);font-size:.82rem;color:var(--muted)}
.quiz{margin-top:18px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
@media (max-width:760px){.quiz{grid-template-columns:1fr}}
.qz{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:20px;display:flex;flex-direction:column;gap:12px;min-width:0}
.qq{font-size:.95rem;font-weight:500;line-height:1.5}
.opts{display:flex;flex-direction:column;gap:8px}
.opt{font:inherit;font-size:.88rem;text-align:left;padding:9px 12px;border:1px solid var(--line);border-radius:4px;background:var(--bg);color:var(--ink);cursor:pointer}
.opt:hover:not(:disabled){border-color:var(--ink)}
.opt:disabled{cursor:default}
.opt.right{border-color:var(--ok);background:color-mix(in srgb,var(--ok) 12%,var(--surface));font-weight:600}
.opt.wrong{border-color:var(--red);background:var(--red-wash)}
.fb{font-size:.88rem;line-height:1.5;border-left:3px solid var(--red);padding-left:12px}
.reset{all:unset;cursor:pointer;font-size:.8rem;color:var(--muted);text-decoration:underline;text-underline-offset:3px;align-self:flex-start;display:none}
.qz.done .reset{display:inline}
.reset:focus-visible{outline:2px solid var(--red);outline-offset:2px}
footer{margin-top:72px;border-top:1px solid var(--line);padding-block:32px 56px}
footer .logo{width:170px;margin-bottom:18px}
.prepared{font-size:.84rem;color:var(--muted);margin-bottom:28px}
footer ol{margin:12px 0 0;padding-left:20px;font-size:.84rem;color:var(--muted);display:flex;flex-direction:column;gap:6px;max-width:80ch}
footer a{word-break:break-word}

/* ---------- chrome added for the hub ---------- */
.bar .back{display:inline-flex;align-items:center;gap:2px;color:var(--muted);text-decoration:none;font-family:var(--body);font-weight:500;font-size:.82rem;white-space:nowrap;padding-right:10px;border-right:1px solid var(--line)}
.bar .back:hover{color:var(--ink)}
.bar .mark .barlogo{margin-left:0}
@media (max-width:560px){.bar .back .backtxt{display:none}.bar .bartitle{overflow:hidden;text-overflow:ellipsis;max-width:46vw}}
.footlogo{display:block;width:260px;max-width:100%;height:auto;margin-bottom:18px}
.doccontrol{display:flex;flex-wrap:wrap;gap:6px 24px;font-size:.82rem;color:var(--muted);margin:0 0 28px;padding-top:14px;border-top:1px solid var(--line)}
.doccontrol b{color:var(--ink);font-weight:600}
.doccontrol.overdue time{color:var(--amber);font-weight:600}
.badge{display:inline-flex;align-items:center;gap:6px;font-size:.7rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;border:1px solid var(--line);border-radius:999px;padding:1px 9px;color:var(--muted);white-space:nowrap}
.badge.red{color:var(--red-ink);border-color:var(--red)}
.badge.amber{color:var(--amber);border-color:var(--amber-line);background:var(--amber-wash)}
.badge.ok{color:var(--ok);border-color:var(--ok)}

/* reading progress and quiz finish (shared chrome) */
.bar{position:sticky}
.readprog{position:absolute;left:0;right:0;bottom:-1px;height:2px;background:var(--red);transform:scaleX(0);transform-origin:left;pointer-events:none}
@media (prefers-reduced-motion:no-preference){
  .qz.done .fb{animation:fbin .3s ease both}
  @keyframes fbin{from{opacity:0;transform:translateY(-4px)}to{opacity:1;transform:none}}
  section.finished.passed .qscore{animation:passglow 1.4s ease-out both}
  @keyframes passglow{0%{text-shadow:0 0 0 transparent}30%{text-shadow:0 0 22px var(--ok)}100%{text-shadow:0 0 0 transparent}}
}
section.finished.passed .qscore{color:var(--ok);font-weight:500}
.hero{position:relative}

/* three short notes under a heading (shared so new playbooks get it from the template) */
.below{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:28px}
.below div{min-width:0;font-size:.92rem;border-top:2px solid var(--ink);padding-top:10px}
.below b{display:block;font-weight:600;margin-bottom:2px}
@media (max-width:760px){.below{grid-template-columns:1fr}}

/* shared template components (extracted from the M/agnet playbook) */
.price-line{display:flex;flex-wrap:wrap;gap:8px 26px;padding-top:14px;border-top:1px solid var(--panel-line);font-size:.9rem;color:var(--panel-muted)}
.price-line b{font-family:var(--mono);font-weight:500;color:var(--panel-ink)}
.probs{margin-top:28px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.prob{background:var(--surface);border:1px solid var(--line);border-radius:6px;padding:22px;display:flex;flex-direction:column;gap:12px;min-width:0}
.prob .says{font-family:var(--display);font-stretch:108%;font-weight:650;font-size:1.18rem;line-height:1.25}
.prob .says::before{content:"\201C";color:var(--red)}
.prob .says::after{content:"\201D";color:var(--red)}
.prob dl{margin:0;display:flex;flex-direction:column;gap:10px;font-size:.92rem;line-height:1.5}
.prob dt{font-size:.7rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.prob dd{margin:2px 0 0}
.prob dt.own{color:var(--red-ink)}
.prob dd.down{color:var(--muted)}
@media (max-width:820px){.probs{grid-template-columns:1fr}}
.tier .tn{font-family:var(--display);font-stretch:112%;font-weight:750;font-size:1.3rem;line-height:1.05}
.nofit{margin-top:16px;font-size:.92rem;color:var(--muted);max-width:80ch}
.nofit b{color:var(--ink);font-weight:600}
.skus{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin-top:28px;border:1px solid var(--line);border-radius:6px;background:var(--surface);overflow:hidden}
.sku{padding:22px;display:flex;flex-direction:column;gap:10px;min-width:0;border-right:1px solid var(--line)}
.sku:last-child{border-right:0}
.sku.focus{background:var(--red-wash)}
.sku .code{font-family:var(--mono);font-size:.78rem;color:var(--muted)}
.sku .nm{font-family:var(--display);font-stretch:112%;font-weight:750;font-size:1.25rem;line-height:1.1}
.sku .pr{font-family:var(--mono);font-size:1.6rem;font-weight:500;font-variant-numeric:tabular-nums}
.sku .pr small{font-size:.8rem;color:var(--muted);font-weight:400}
.sku p{font-size:.88rem;color:var(--muted)}
@media (max-width:760px){.skus{grid-template-columns:1fr}.sku{border-right:0;border-bottom:1px solid var(--line)}.sku:last-child{border-bottom:0}}
.tw{margin-top:28px;overflow-x:auto;border:1px solid var(--line);border-radius:6px;background:var(--surface)}
table.simple{border-collapse:collapse;width:100%;min-width:760px;font-size:.88rem}
table.simple th,table.simple td{text-align:left;vertical-align:top;padding:11px 14px;border-bottom:1px solid var(--line)}
table.simple thead th{font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:600;border-bottom:2px solid var(--ink)}
table.simple tbody th{font-weight:600;white-space:nowrap}
table.simple tbody th small{display:block;font-family:var(--mono);font-weight:400;font-size:.74rem;color:var(--muted);white-space:normal}
table.simple td.own{color:var(--ink)}
table.simple tr:last-child th,table.simple tr:last-child td{border-bottom:0}
.qs{counter-reset:q;list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:0 40px}
.qs li{counter-increment:q;padding:14px 0 14px 44px;border-top:1px solid var(--line);position:relative;min-width:0}
.qs li::before{content:counter(q,decimal-leading-zero);position:absolute;left:0;top:15px;font-family:var(--mono);font-size:.82rem;color:var(--red-ink)}
.qs li b{display:block;font-weight:600}
.qs li span{font-size:.9rem;color:var(--muted)}
.qs li.gate::after{content:"Fit check";position:absolute;right:0;top:15px;font-size:.66rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--red-ink);border:1px solid var(--red);border-radius:999px;padding:0 7px}
.qs li.gate b{padding-right:80px}
@media (max-width:760px){.qs{grid-template-columns:1fr}}