:root{
  /* Media Rocket: monochrome plus one hot accent.
     --accent is the true brand colour and is used for fills, borders, marks and
     large type. It measures 3.5:1 on light backgrounds, which is fine for those
     uses but fails AA for body-size text -- so inline links use --accent-text. */
  --accent:#ff3300; --accent-text:#cc2900;
  --accent-soft:#fff2ee; --accent-line:#ffd6c9;
  --bg:#fafafa; --surface:#ffffff; --surface-2:#f5f5f5;
  --text:#0a0a0a; --text-2:#3d3d3d; --text-3:#595959;
  --line:#e5e5e5; --line-2:#f1f1f1;
  --warn:#8a5300; --warn-bg:#fdf8ee; --warn-line:#ecdcbd;
  --stop:#1f1f1f; --stop-bg:#f4f4f4; --stop-line:#dcdcdc;
  --ok:#1c6b45; --ok-bg:#f0f7f3; --ok-line:#cfe4d9;
  /* the header bar is the brand block and stays dark in both themes */
  --bar:#0d0d0d; --bar-text:#ffffff; --bar-muted:#9a9a9a; --bar-line:#2a2a2a;
  --shadow:0 1px 2px rgba(10,10,10,.04), 0 8px 24px -12px rgba(10,10,10,.14);
  --radius:12px;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Helvetica,Arial,sans-serif;
  --display:var(--sans);
  --mono:ui-monospace,SFMono-Regular,'SF Mono',Menlo,Consolas,monospace;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --accent:#ff3300; --accent-text:#ff6a45;
    --accent-soft:#241009; --accent-line:#48200f;
    --bg:#0d0d0d; --surface:#151515; --surface-2:#1b1b1b;
    --text:#f5f5f5; --text-2:#b8b8b8; --text-3:#8f8f8f;
    --line:#282828; --line-2:#1f1f1f;
    --warn:#d9a441; --warn-bg:#1e1809; --warn-line:#3a2f14;
    --stop:#d4d4d4; --stop-bg:#1c1c1c; --stop-line:#333333;
    --ok:#5fbe8d; --ok-bg:#0f1c16; --ok-line:#22392e;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
  }
}
:root[data-theme="dark"]{
  --accent:#ff3300; --accent-text:#ff6a45;
  --accent-soft:#241009; --accent-line:#48200f;
  --bg:#0d0d0d; --surface:#151515; --surface-2:#1b1b1b;
  --text:#f5f5f5; --text-2:#b8b8b8; --text-3:#8f8f8f;
  --line:#282828; --line-2:#1f1f1f;
  --warn:#d9a441; --warn-bg:#1e1809; --warn-line:#3a2f14;
  --stop:#d4d4d4; --stop-bg:#1c1c1c; --stop-line:#333333;
  --ok:#5fbe8d; --ok-bg:#0f1c16; --ok-line:#22392e;
  --shadow:0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.7);
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:88px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;
  font-feature-settings:"kern","liga","cv11"}
img,svg{max-width:100%}
a{color:var(--accent-text);text-underline-offset:3px;text-decoration-thickness:1px}
a:hover{text-decoration-thickness:2px}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}

.skip{position:absolute;left:-999px;top:0;background:var(--accent);color:#fff;
  padding:.7rem 1.1rem;border-radius:0 0 8px 0;z-index:100;font-weight:600}
.skip:focus{left:0}

/* ---------- top bar ---------- */
/* Stays dark in both themes: it is the brand block, and it carries the white
   wordmark supplied in the brand kit. */
.topbar{position:sticky;top:0;z-index:40;background:var(--bar);border-bottom:1px solid var(--bar-line)}
.topbar-in{max-width:1440px;margin:0 auto;padding:.7rem 1.5rem;display:flex;
  align-items:center;gap:1.25rem;justify-content:space-between}
.brand{display:flex;align-items:center;gap:.85rem;text-decoration:none;min-width:0}
.brand img{display:block;height:15px;width:auto}
.brand .icon-only{display:none;height:22px}
.brand-sub{font-size:.78rem;color:var(--bar-muted);letter-spacing:.01em;white-space:nowrap;
  padding-left:.85rem;border-left:1px solid var(--bar-line)}
.brand:hover .brand-sub{color:var(--bar-text)}
.topbar-tools{display:flex;align-items:center;gap:.5rem}

.search{position:relative}
.search input{width:230px;padding:.48rem .85rem;border:1px solid var(--bar-line);border-radius:8px;
  background:rgba(255,255,255,.06);color:var(--bar-text);font:inherit;font-size:.86rem;
  transition:width .18s ease,border-color .15s}
.search input::placeholder{color:var(--bar-muted)}
.search input:focus{outline:none;border-color:var(--accent-text);background:rgba(255,255,255,.1);width:290px}
.results{position:absolute;top:calc(100% + .55rem);right:0;width:400px;max-height:60vh;overflow:auto;
  background:var(--surface);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:.4rem}
.results a{display:block;padding:.6rem .7rem;border-radius:8px;text-decoration:none;color:var(--text)}
.results a:hover,.results a:focus{background:var(--accent-soft)}
.results b{display:block;font-size:.9rem;font-weight:600}
.results i{display:block;font-style:normal;font-size:.8rem;color:var(--text-3);margin-top:.15rem}
.results .none{padding:.8rem;color:var(--text-3);font-size:.88rem}

.theme,.menu{display:grid;place-items:center;width:36px;height:36px;border:1px solid var(--bar-line);
  border-radius:8px;background:rgba(255,255,255,.06);color:var(--bar-muted);cursor:pointer;padding:0}
.theme:hover,.menu:hover{color:var(--bar-text);border-color:var(--accent-text)}
.theme svg,.menu svg{width:17px;height:17px;fill:none;stroke:currentColor;stroke-width:1.9;
  stroke-linecap:round;stroke-linejoin:round}
.i-moon{display:none}
:root[data-theme="dark"] .i-sun{display:none}
:root[data-theme="dark"] .i-moon{display:block}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]) .i-sun{display:none}
  :root:not([data-theme="light"]) .i-moon{display:block}
}
.menu{display:none}

.progress{height:2px;background:transparent}
.progress i{display:block;height:100%;width:0;background:var(--accent);transition:width .1s linear}

/* ---------- layout ---------- */
.shell{max-width:1440px;margin:0 auto;display:grid;grid-template-columns:264px minmax(0,1fr);
  gap:2.5rem;padding:0 1.5rem}
.sidebar{position:sticky;top:57px;align-self:start;max-height:calc(100vh - 57px);
  overflow-y:auto;overscroll-behavior:contain;padding:1.5rem 0 2rem;scrollbar-width:thin}
.sidebar::-webkit-scrollbar{width:6px}
.sidebar::-webkit-scrollbar-thumb{background:var(--line);border-radius:3px}
.nav-group{font-family:var(--display);font-size:.68rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--text-3);margin:1.15rem 0 .35rem}
.nav-group:first-child{margin-top:0}
.sidebar ul{list-style:none;margin:0;padding:0;border-left:1px solid var(--line)}
.sidebar li a{display:block;padding:.28rem 0 .28rem .9rem;margin-left:-1px;line-height:1.35;
  border-left:2px solid transparent;font-size:.875rem;color:var(--text-2);text-decoration:none}
.sidebar li a:hover{color:var(--accent-text);border-left-color:var(--line)}
.sidebar li a.current{color:var(--accent-text);font-weight:600;border-left-color:var(--accent-text);background:linear-gradient(90deg,var(--accent-soft),transparent 70%)}

main{min-width:0;padding:2.5rem 0 0;max-width:1000px}
article{max-width:none}

.crumbs{display:flex;gap:.5rem;font-size:.82rem;color:var(--text-3);margin:0 0 1.25rem}
.crumbs a{color:var(--text-3);text-decoration:none}
.crumbs a:hover{color:var(--accent-text)}

.page-head{max-width:74ch;margin-bottom:2rem}
.kicker{font-family:var(--display);font-size:.72rem;font-weight:700;letter-spacing:.12em;
  text-transform:uppercase;color:var(--accent-text);margin:0 0 .7rem}
h1{font-family:var(--display);font-size:clamp(2rem,4.2vw,2.9rem);line-height:1.1;
  letter-spacing:-.035em;font-weight:700;margin:0 0 1rem}
.standfirst{font-size:1.2rem;line-height:1.55;color:var(--text-2);margin-bottom:1.25rem}
.standfirst p{margin:0 0 .7rem}
.byline{display:flex;gap:.6rem;font-size:.82rem;color:var(--text-3);margin:0;
  padding-top:1rem;border-top:1px solid var(--line)}

/* ---------- table of contents ---------- */
.toc{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.4rem;margin:0 0 2.5rem;max-width:74ch}
.toc-title{font-family:var(--display);font-size:.7rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--text-3);margin:0 0 .6rem}
.toc ul{list-style:none;margin:0;padding:0;columns:2;column-gap:2rem}
.toc li{break-inside:avoid;margin:.2rem 0}
.toc a{font-size:.9rem;color:var(--text-2);text-decoration:none;display:block}
.toc a:hover{color:var(--accent-text)}
.toc-h3{padding-left:1rem;font-size:.85rem}
.toc-h3 a{color:var(--text-3)}
@media (max-width:760px){.toc ul{columns:1}}

/* ---------- prose ---------- */
.prose{max-width:74ch;font-size:1.02rem}
.prose > *{max-width:74ch}
.prose h2{font-family:var(--display);font-size:1.6rem;line-height:1.2;letter-spacing:-.025em;
  font-weight:700;margin:3.2rem 0 1rem;padding-top:1.4rem;border-top:1px solid var(--line);position:relative}
.prose h3{font-family:var(--display);font-size:1.16rem;line-height:1.3;letter-spacing:-.01em;
  font-weight:700;margin:2.2rem 0 .7rem;position:relative}
.prose h4{font-size:1rem;font-weight:600;margin:1.6rem 0 .5rem;color:var(--text)}
.anchor{position:absolute;left:-1.35rem;top:auto;color:var(--line);text-decoration:none;
  opacity:0;font-weight:400;transition:opacity .15s}
h2:hover .anchor,h3:hover .anchor,.anchor:focus{opacity:1;color:var(--accent-text)}
@media (max-width:1000px){.anchor{display:none}}
.prose p{margin:0 0 1.1rem}
.prose ul,.prose ol{margin:0 0 1.2rem;padding-left:1.3rem}
.prose li{margin:.4rem 0}
.prose li::marker{color:var(--accent-text)}
.prose strong{font-weight:600;color:var(--text)}
.prose code{font-family:var(--mono);font-size:.86em;background:var(--surface-2);
  border:1px solid var(--line);padding:.1em .38em;border-radius:5px;overflow-wrap:anywhere}
.prose pre{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1rem 1.2rem;overflow-x:auto;font-family:var(--mono);font-size:.86rem;line-height:1.6;margin:0 0 1.4rem}
.prose pre code{background:none;border:0;padding:0;white-space:pre}
.prose blockquote{margin:1.6rem 0;padding:.2rem 0 .2rem 1.3rem;border-left:3px solid var(--accent);
  color:var(--text-2);font-size:1.05rem}
.prose blockquote p:last-child{margin-bottom:0}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.5rem 0}

.lede{font-size:1.1rem;color:var(--text-2);line-height:1.6}

/* ---------- tables ---------- */
.tw{overflow-x:auto;margin:0 0 1.6rem;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);max-width:none;-webkit-overflow-scrolling:touch}
.prose .tw{max-width:none}
table{border-collapse:collapse;width:100%;font-size:.92rem;min-width:520px}
th,td{text-align:left;padding:.7rem .95rem;border-bottom:1px solid var(--line-2);vertical-align:top}
thead th{background:var(--surface-2);font-family:var(--display);font-size:.72rem;font-weight:700;
  letter-spacing:.07em;text-transform:uppercase;color:var(--text-3);
  border-bottom:1px solid var(--line);position:sticky;top:0}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:var(--surface-2)}
td code{white-space:nowrap}

/* ---------- callouts ---------- */
.callout{border:1px solid var(--line);border-left:3px solid var(--accent);background:var(--surface);
  border-radius:0 var(--radius) var(--radius) 0;padding:1.1rem 1.3rem;margin:0 0 1.6rem}
.callout > :last-child{margin-bottom:0}
.callout .ct{font-family:var(--display);font-size:.72rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--accent-text);margin:0 0 .45rem;display:block}
.callout.warn{border-left-color:var(--warn);background:var(--warn-bg);border-color:var(--warn-line)}
.callout.warn .ct{color:var(--warn)}
.callout.stop{border-left-color:var(--stop);background:var(--stop-bg);border-color:var(--stop-line)}
.callout.stop .ct{color:var(--stop)}
.callout.ok{border-left-color:var(--ok);background:var(--ok-bg);border-color:var(--ok-line)}
.callout.ok .ct{color:var(--ok)}
.callout.key{background:var(--accent-soft);border-color:var(--accent-text);font-size:1.02rem}

/* ---------- verdict blocks ---------- */
.verdict{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;margin:0 0 1.6rem;background:var(--surface)}
.verdict > div{padding:1rem 1.2rem}
.verdict > div:first-child{border-right:1px solid var(--line);background:var(--surface-2)}
.verdict > div:last-child{background:var(--surface-2)}
.verdict h4{font-family:var(--display);font-size:.72rem;font-weight:700;letter-spacing:.08em;
  text-transform:uppercase;margin:0 0 .5rem}
.verdict > div:first-child h4{color:var(--ok)}
.verdict > div:last-child h4{color:var(--stop)}
.verdict p{margin:0;font-size:.94rem;line-height:1.55}
@media (max-width:700px){
  .verdict{grid-template-columns:1fr}
  .verdict > div:first-child{border-right:0;border-bottom:1px solid var(--line)}
}

/* ---------- cards ---------- */
.cards{display:grid;gap:1rem;margin:0 0 1.8rem;max-width:none!important}
.cards.c2{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.cards.c3{grid-template-columns:repeat(auto-fit,minmax(215px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.15rem 1.25rem;text-decoration:none;color:inherit;display:block;transition:border-color .15s,transform .15s}
a.card:hover{border-color:var(--accent-text);transform:translateY(-2px);box-shadow:var(--shadow)}
.card .n{font-family:var(--mono);font-size:.75rem;color:var(--accent-text);display:block;margin-bottom:.4rem}
.card h3{font-family:var(--display);font-size:1.02rem;font-weight:700;margin:0 0 .35rem;letter-spacing:-.01em}
.card p{font-size:.9rem;color:var(--text-2);margin:0;line-height:1.5}

/* ---------- misc components ---------- */
.badge{display:inline-block;font-family:var(--display);font-size:.66rem;font-weight:700;
  letter-spacing:.07em;text-transform:uppercase;padding:.2em .55em;border-radius:5px;
  background:var(--accent-soft);color:var(--accent-text);vertical-align:middle}
.badge.w{background:var(--warn-bg);color:var(--warn)}
.badge.s{background:var(--stop-bg);color:var(--stop)}

.steps{list-style:none;padding:0;counter-reset:s}
.steps > li{counter-increment:s;position:relative;padding-left:2.6rem;margin:0 0 1.2rem}
.steps > li::before{content:counter(s);position:absolute;left:0;top:-1px;width:1.85rem;height:1.85rem;
  display:grid;place-items:center;border-radius:50%;background:var(--accent-text);color:#fff;
  font-family:var(--display);font-size:.82rem;font-weight:700}
.steps > li > strong:first-child{display:block;margin-bottom:.15rem}

.checklist{list-style:none;padding:0}
.checklist li{position:relative;padding-left:1.9rem;margin:.55rem 0}
.checklist li::before{content:"";position:absolute;left:0;top:.42em;width:1.05rem;height:1.05rem;
  border:1.5px solid var(--accent);border-radius:4px}
.checklist li::after{content:"";position:absolute;left:.32rem;top:.62em;width:.32rem;height:.6rem;
  border:solid var(--accent);border-width:0 2px 2px 0;transform:rotate(45deg)}

dl.gloss{margin:0}
dl.gloss > div{padding:1.05rem 0;border-bottom:1px solid var(--line-2)}
dl.gloss dt{font-family:var(--display);font-weight:700;font-size:1rem;margin-bottom:.3rem}
dl.gloss dd{margin:0;color:var(--text-2);font-size:.96rem}
dl.gloss dd + dd{margin-top:.4rem;font-size:.88rem;color:var(--text-3)}

.filterbar{display:flex;gap:.5rem;flex-wrap:wrap;align-items:center;margin:0 0 1.2rem;
  padding:.85rem 1rem;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.filterbar input{flex:1;min-width:180px;padding:.5rem .8rem;border:1px solid var(--line);
  border-radius:8px;background:var(--surface-2);color:var(--text);font:inherit;font-size:.9rem}
.filterbar input:focus{outline:none;border-color:var(--accent-text);box-shadow:0 0 0 3px var(--accent-soft)}
.chip{font:inherit;font-size:.8rem;padding:.4rem .8rem;border:1px solid var(--line);border-radius:999px;
  background:var(--surface-2);color:var(--text-2);cursor:pointer}
.chip:hover{border-color:var(--accent-text);color:var(--accent-text)}
.chip[aria-pressed="true"]{background:var(--accent);border-color:var(--accent-text);color:#fff;font-weight:600}
.noresult{padding:1.5rem;text-align:center;color:var(--text-3);font-size:.92rem}

/* picker */
.picker{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.4rem;margin:0 0 1.8rem;max-width:none!important}
.picker h3{margin-top:0!important}
.picker-q{display:grid;gap:.5rem;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));margin-bottom:1.2rem}
.picker-q button{font:inherit;font-size:.9rem;text-align:left;padding:.75rem .9rem;border:1px solid var(--line);
  border-radius:10px;background:var(--surface-2);color:var(--text);cursor:pointer;line-height:1.4}
.picker-q button:hover{border-color:var(--accent-text);color:var(--accent-text)}
.picker-q button[aria-pressed="true"]{border-color:var(--accent-text);background:var(--accent-soft);
  color:var(--accent-text);font-weight:600}
.picker-out{border-top:1px solid var(--line);padding-top:1.1rem;min-height:3rem}
.picker-out .ph{color:var(--text-3);font-size:.92rem;margin:0}
.picker-out .go{font-family:var(--display);font-size:1.05rem;font-weight:700;margin:0 0 .4rem;color:var(--accent-text)}
.picker-out .why{margin:0;font-size:.94rem;color:var(--text-2)}

/* faq */
.faq-item{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);
  padding:1.1rem 1.3rem;margin:0 0 .8rem}
.faq-item h3{margin:0 0 .5rem!important;font-size:1.02rem!important}
.faq-item h3 .anchor{display:none}
.faq-a > :last-child{margin-bottom:0}
.faq-a{font-size:.96rem;color:var(--text-2)}

/* ---------- pager & footer ---------- */
.pager{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin:3.5rem 0 0;
  padding-top:2rem;border-top:1px solid var(--line);max-width:74ch}
.pager a{display:block;padding:1rem 1.2rem;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);text-decoration:none;color:var(--text);font-family:var(--display);
  font-weight:700;font-size:.98rem;letter-spacing:-.01em}
.pager a:hover{border-color:var(--accent-text);color:var(--accent-text)}
.pager a span{display:block;font-family:var(--sans);font-size:.72rem;font-weight:600;letter-spacing:.09em;
  text-transform:uppercase;color:var(--text-3);margin-bottom:.25rem}
.pager-next{text-align:right}
@media (max-width:620px){.pager{grid-template-columns:1fr}.pager-next{text-align:left}}

.foot{margin:4rem 0 0;padding:0 0 4rem;max-width:74ch}
.foot-cta{background:var(--accent-soft);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem 1.8rem}
.foot-mark{display:block;height:12px;width:auto;margin:0 0 1.1rem;opacity:.75}
:root[data-theme="dark"] .foot-mark{filter:invert(1)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .foot-mark{filter:invert(1)}}
.foot-cta h2{font-family:var(--display);font-size:1.25rem;margin:0 0 .5rem;letter-spacing:-.02em}
.foot-cta p{margin:0 0 .9rem;color:var(--text-2);font-size:.96rem}
.foot-contact{display:flex;flex-wrap:wrap;gap:1.2rem;margin:0!important;font-size:.92rem;font-weight:600}
.foot-legal{font-size:.8rem;color:var(--text-3);margin:1.5rem 0 0;line-height:1.55}

/* ---------- home ---------- */
body.home .page-head{max-width:60ch}
body.home h1{font-size:clamp(2.2rem,5vw,3.4rem)}

/* ---------- responsive ---------- */
@media (max-width:1020px){
  .shell{grid-template-columns:1fr;gap:0}
  .menu{display:grid}
  .sidebar{position:fixed;inset:57px 0 auto 0;max-height:calc(100vh - 57px);background:var(--surface);
    border-bottom:1px solid var(--line);padding:1.25rem 1.5rem 2rem;z-index:30;display:none;box-shadow:var(--shadow)}
  .sidebar.open{display:block}
  main{padding-top:2rem}
  .search input{width:150px}
  .search input:focus{width:190px}
  .results{width:min(90vw,380px)}
}
@media (max-width:640px){
  body{font-size:16px}
  .topbar-in{padding:.55rem 1rem;gap:.6rem}
  .shell{padding:0 1rem}
  .brand img:not(.icon-only){display:none}
  .brand .icon-only{display:block}
  .brand-sub{display:none}
  .search{position:static}
  .search input{width:110px}
  .search input:focus{width:140px}
  .results{left:1rem;right:1rem;width:auto}
  .prose h2{font-size:1.4rem}
  .foot-cta{padding:1.3rem}
}
@media print{
  .topbar,.sidebar,.pager,.toc,.foot-cta{display:none}
  .shell{display:block;padding:0}
  body{font-size:11pt}
  a{color:inherit;text-decoration:none}
}

/* ---------- video facade ---------- */
/* Poster plus a button. The embed is only inserted on click, so no third-party
   request is made on page load. */
.video{margin:0 0 2.5rem;max-width:74ch}
.video-load{display:block;position:relative;width:100%;padding:0;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;background:var(--surface-2);cursor:pointer;
  font:inherit;color:inherit;line-height:0}
.video-load img{display:block;width:100%;height:auto;transition:transform .35s ease,filter .2s}
.video-load:hover{border-color:var(--accent)}
.video-load:hover img{transform:scale(1.02);filter:brightness(.94)}
.video-play{position:absolute;inset:0;margin:auto;width:66px;height:66px;display:grid;
  place-items:center;border-radius:50%;background:var(--accent);
  box-shadow:0 6px 24px rgba(0,0,0,.35);transition:transform .2s}
.video-play svg{width:30px;height:30px;fill:#fff;margin-left:3px}
.video-load:hover .video-play{transform:scale(1.08)}
.video-meta{position:absolute;left:0;right:0;bottom:0;display:flex;align-items:baseline;
  gap:.6rem;padding:1.6rem 1.1rem .8rem;line-height:1.3;text-align:left;
  background:linear-gradient(to top,rgba(8,8,8,.86),transparent)}
.video-meta b{font-family:var(--display);font-size:.98rem;font-weight:600;color:#fff;
  letter-spacing:-.01em}
.video-meta i{font-style:normal;font-size:.78rem;color:rgba(255,255,255,.72);white-space:nowrap;
  margin-left:auto}
.video figcaption{font-size:.8rem;color:var(--text-3);margin-top:.6rem;line-height:1.5}
.video-frame{position:relative;width:100%;aspect-ratio:16/9;border:1px solid var(--line);
  border-radius:var(--radius);overflow:hidden;background:#000}
.video-frame iframe,.video-frame video{position:absolute;inset:0;width:100%;height:100%;border:0;display:block}
@media (max-width:640px){
  .video-play{width:54px;height:54px}
  .video-play svg{width:24px;height:24px}
  .video-meta b{font-size:.88rem}
}

/* ---------- staging marker ---------- */
/* Only rendered by a --staging build, so nobody mistakes it for production. */
.staging{background:var(--warn-bg);border-bottom:1px solid var(--warn-line);color:var(--warn);
  font-size:.82rem;text-align:center;padding:.5rem 1rem;line-height:1.4}
.staging a{color:inherit;font-weight:600}


/* ---------- self-audit ---------- */
/* Two presentations of one form.
   The markup is a complete paper audit: every question, answer and tip is real
   HTML, so with JavaScript blocked the page is still printable and scoreable by
   hand. The script adds `au-js` to the container, which unlocks the mode
   toggle, and `au-flow`, which collapses the same markup into one question at a
   time. Nothing is duplicated between the two.
   The score display stays monochrome plus the accent: a single-accent identity
   has no red/amber/green to spend, so severity is carried by weight and tint. */
.audit{max-width:none!important;margin:0 0 2.5rem}
.audit *{max-width:none}

.au-step{border-top:2px solid var(--text);padding:1.4rem 0 .4rem;margin:2.5rem 0 1.4rem}
.au-stepno{font-family:var(--display);font-size:.7rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent-text);margin:0 0 .4rem}
.audit h3{font-family:var(--display);font-size:1.3rem!important;letter-spacing:-.02em;
  margin:0 0 .5rem!important;line-height:1.25}
.au-lead{font-size:.95rem;color:var(--text-2);margin:0 0 1.2rem;max-width:68ch!important}
.au-panel{margin:0 0 1.4rem}

/* ---- mode switching ----
   au-flowonly / au-listonly exist in one mode each. The script never hides
   anything with the hidden attribute, so a missing script leaves the list. */
.au-modebar{display:none;margin:1.5rem 0 0}
.audit.au-js .au-modebar{display:block}
.au-modebtn{font-size:.83rem!important;font-weight:600}
.au-flowonly,.au-flownav{display:none}
.au-flow .au-flowonly{display:block}
.au-flow .au-listonly{display:none}
.au-flow .au-dim{border-top:0;margin:0;padding:0}
.au-flow .au-dim > h3,.au-flow .au-dim > .au-lead{display:none}
.au-flow .au-q,.au-flow .au-panel{display:none}
.au-flow .au-q.au-current,.au-flow .au-panel.au-current{display:block}
.au-flow .au-panel.au-current{border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);padding:1.6rem 1.8rem}
.au-flow.au-scored .au-q,.au-flow.au-scored .au-panel,.au-flow.au-scored .au-flownav,
.au-flow.au-scored .au-modebar{display:none}

/* ---- flow navigation ---- */
.au-flow .au-flownav{display:block;position:sticky;bottom:0;z-index:20;background:var(--bg);
  padding:.9rem 0 .2rem;margin:1.2rem 0 0}
.au-prog{height:4px;border-radius:999px;background:var(--surface-2);border:1px solid var(--line);
  overflow:hidden;margin:0 0 .8rem}
.au-prog i{display:block;height:100%;width:0;background:var(--accent);border-radius:999px;
  transition:width .25s ease}
.au-flowrow{display:flex;align-items:center;gap:1rem;justify-content:space-between}
.au-flowstat{margin:0!important;font-size:.82rem;color:var(--text-3);text-align:center;flex:1}
.au-flowstat b{color:var(--text);font-weight:600}
.au-keys{margin:.7rem 0 0!important;font-size:.74rem;color:var(--text-3);text-align:center}
.au-keys b{font-family:var(--mono);font-weight:400;color:var(--text-2);
  border:1px solid var(--line);border-radius:4px;padding:0 .3rem}
@media (max-width:640px){.au-keys{display:none}}
@media (prefers-reduced-motion:reduce){.au-prog i{transition:none}}

/* business model picker */
.au-models{display:grid;gap:.6rem;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));
  margin:0 0 .5rem}
.au-model{display:block;position:relative;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--surface);padding:.85rem 1rem;cursor:pointer;transition:border-color .15s,background .15s}
.au-model:hover{border-color:var(--accent-text)}
.au-model input{position:absolute;opacity:0;width:0;height:0}
.au-model span{display:block;font-size:.86rem;color:var(--text-3);line-height:1.45}
.au-model b{display:block;font-family:var(--display);font-size:1rem;font-weight:700;
  color:var(--text);letter-spacing:-.01em;margin-bottom:.15rem}
.au-model:has(input:checked){border-color:var(--accent);background:var(--accent-soft);
  box-shadow:inset 3px 0 0 var(--accent)}
.au-model:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:2px}

/* a dimension */
.au-dim{margin:0 0 2.2rem;padding:1.5rem 0 0;border-top:1px solid var(--line)}
.au-dim[hidden]{display:none}
.au-dimn{display:inline-grid;place-items:center;width:1.7rem;height:1.7rem;border-radius:50%;
  background:var(--accent);color:#fff;font-size:.85rem;font-weight:700;margin-right:.6rem;
  vertical-align:.06em;font-family:var(--sans)}

/* a question */
.au-q{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);
  padding:1.1rem 1.2rem 1rem;margin:0 0 .9rem;min-width:0}
.au-q[hidden]{display:none}
.au-q legend{font-family:var(--display);font-size:1rem;font-weight:700;letter-spacing:-.01em;
  padding:0;line-height:1.4;color:var(--text)}
.au-qtext{display:block}
.au-n{font-family:var(--mono);font-size:.78rem;font-weight:400;color:var(--accent-text);
  margin-right:.45rem;letter-spacing:0}
/* The area label only earns its place once the section heading is out of view. */
.au-qmeta{display:none}
.au-flow .au-qmeta{display:flex;gap:.6rem;align-items:baseline;flex-wrap:wrap;
  font-family:var(--display);font-size:.68rem;font-weight:700;letter-spacing:.11em;
  text-transform:uppercase;margin-bottom:.7rem}
.au-qarea{color:var(--accent-text)}
.au-qpos{color:var(--text-3);font-weight:400;letter-spacing:.06em}

.au-opts{margin-top:.2rem}
.au-o{display:flex;gap:.7rem;align-items:flex-start;padding:.5rem .7rem;margin:.35rem 0 0;
  border:1px solid transparent;border-radius:8px;cursor:pointer;font-size:.93rem;
  line-height:1.45;color:var(--text-2);transition:background .12s,border-color .12s}
.au-o:hover{background:var(--surface-2);border-color:var(--line)}
.au-o input{margin:.32em 0 0;accent-color:var(--accent);flex:0 0 auto}
.au-o span{min-width:0}
.au-o:has(input:checked){border-color:var(--accent);background:var(--accent-soft);color:var(--text);
  font-weight:500}
.au-o:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:1px}
.au-unsure{color:var(--text-3);font-style:italic}

/* tips beside the question, below it on narrow screens and on paper */
.au-aside{margin:1.1rem 0 0;padding-top:1rem;border-top:1px solid var(--line-2);
  display:grid;gap:.8rem;align-content:start}
.au-tip{font-size:.87rem;line-height:1.55;color:var(--text-2)}
.au-tip p{margin:.2rem 0 0}
.au-tip .ct{font-family:var(--display);font-size:.68rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--accent-text);display:block}
.au-tip.au-soft .ct{color:var(--text-3)}
.au-tip code{font-family:var(--mono);font-size:.85em;background:var(--surface-2);
  border:1px solid var(--line);border-radius:4px;padding:.05em .3em}

/* In flow mode, put the tips in their own column once the card is wide enough.
   This has to be a container query, not a media query: the sidebar takes ~230px
   above 1020px and nothing below it, so viewport width does not tell you how
   wide the question card actually is. Browsers without @container keep the
   stacked layout, which is the same one narrow screens get. */
.au-flow .au-dim{container-type:inline-size}
@container (min-width:700px){
  .au-flow .au-q.au-current{display:grid;grid-template-columns:1fr minmax(215px,290px);
    column-gap:2rem;padding:1.5rem 1.8rem 1.6rem}
  .au-flow .au-q.au-current legend{grid-column:1 / -1;font-size:1.2rem;margin-bottom:.4rem}
  .au-flow .au-q.au-current .au-o{font-size:.97rem;padding:.65rem .85rem}
  .au-flow .au-q.au-current .au-aside{margin:.2rem 0 0;padding:0 0 0 1.6rem;border-top:0;
    border-left:1px solid var(--line-2)}
}

/* an explainer attached to one answer, revealed when it is chosen */
.au-note[data-note-slot]{font-size:.87rem;line-height:1.55;color:var(--text-2);margin:0;
  border-left:3px solid var(--accent);background:var(--accent-soft);border-radius:0 8px 8px 0;
  padding:.75rem .9rem}
.au-note[hidden]{display:none}

/* stack inventory */
.au-tools{display:grid;gap:.6rem;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));
  margin:0 0 1.5rem}
.au-tool{display:flex;gap:.7rem;align-items:flex-start;border:1px solid var(--line);
  border-radius:var(--radius);background:var(--surface);padding:.75rem .9rem;cursor:pointer;
  transition:border-color .15s,background .15s}
.au-tool:hover{border-color:var(--accent-text)}
.au-tool input{margin:.3em 0 0;accent-color:var(--accent);flex:0 0 auto}
.au-tool span{display:block;font-size:.8rem;color:var(--text-3);line-height:1.4;min-width:0}
.au-tool b{display:block;font-family:var(--display);font-size:.94rem;font-weight:600;
  color:var(--text);margin-bottom:.1rem}
.au-tool:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.au-tool:has(input:focus-visible){outline:2px solid var(--accent);outline-offset:2px}
.au-flow .au-panel[data-step="tools"] .au-tools{margin-bottom:0}

/* the review step */
.au-rev{list-style:none;padding:0;margin:0}
.au-rev li{display:grid;grid-template-columns:1fr auto;gap:.6rem 1rem;align-items:baseline;
  padding:.55rem 0;border-bottom:1px solid var(--line-2);font-size:.9rem}
.au-rev li:last-child{border-bottom:0}
.au-rev b{display:block;font-weight:600;color:var(--text);font-size:.88rem}
.au-rev i{font-style:normal;color:var(--text-2)}
.au-rev .au-skipped i{color:var(--accent-text);font-weight:600}
.au-revjump{font:inherit;font-size:.8rem;font-weight:600;background:none;border:0;padding:.2rem .1rem;
  color:var(--accent-text);cursor:pointer;text-decoration:underline;text-underline-offset:3px}
.au-revjump:hover{text-decoration-thickness:2px}
.au-revgroup{font-family:var(--display);font-size:.68rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--text-3);margin:1.3rem 0 .2rem}
.au-revgroup:first-child{margin-top:.4rem}

/* action bar (list mode) */
.au-bar{position:sticky;bottom:0;z-index:20;display:flex;flex-wrap:wrap;gap:1rem;
  align-items:center;justify-content:space-between;background:var(--surface);
  border:1px solid var(--line);border-radius:var(--radius);padding:.9rem 1.1rem;
  box-shadow:var(--shadow);margin:1.5rem 0 0}
.au-count{margin:0!important;font-size:.9rem;color:var(--text-2)}
.au-count b{color:var(--text);font-weight:700}
.au-barbtns{display:flex;gap:.55rem;flex-wrap:wrap}
.au-btn{font:inherit;font-size:.88rem;font-weight:600;padding:.55rem 1.1rem;border-radius:8px;
  border:1px solid var(--line);background:var(--surface);color:var(--text);cursor:pointer;
  transition:border-color .15s,background .15s,color .15s}
.au-btn:hover{border-color:var(--accent-text);color:var(--accent-text)}
.au-primary{background:var(--accent);border-color:var(--accent);color:#fff}
.au-primary:hover{background:var(--text);border-color:var(--text);color:#fff}
.au-btn[disabled]{opacity:.45;cursor:not-allowed}
.au-btn[disabled]:hover{border-color:var(--line);color:var(--text);background:var(--surface)}

/* results */
.au-results{margin:2rem 0 0;scroll-margin-top:90px}
.au-results[hidden]{display:none}
.au-head{border:1px solid var(--line);border-top:3px solid var(--accent);border-radius:var(--radius);
  background:var(--surface);padding:1.6rem 1.8rem;margin:0 0 1.4rem}
.au-score{display:flex;align-items:baseline;gap:1rem;flex-wrap:wrap;margin:0 0 .3rem}
.au-pct{font-family:var(--display);font-size:clamp(2.6rem,7vw,3.6rem);font-weight:700;
  letter-spacing:-.04em;line-height:1;color:var(--accent-text)}
.au-band{font-family:var(--display);font-size:1.3rem;font-weight:700;letter-spacing:-.02em}
.au-verdict{font-size:1rem;color:var(--text-2);margin:.8rem 0 0;max-width:68ch!important}
.au-caveat{font-size:.85rem;color:var(--text-3);margin:.9rem 0 0;padding-top:.9rem;
  border-top:1px solid var(--line-2)}

.au-rbox{border:1px solid var(--line);border-radius:var(--radius);background:var(--surface);
  padding:1.3rem 1.5rem;margin:0 0 1.2rem}
.au-rbox > h4{font-family:var(--display);font-size:.72rem;font-weight:700;letter-spacing:.09em;
  text-transform:uppercase;color:var(--accent-text);margin:0 0 1rem}
.au-rbox > :last-child{margin-bottom:0}

/* dimension bars -- grey track, accent fill, no traffic lights */
.au-bars{display:grid;gap:.75rem}
.au-brow{display:grid;grid-template-columns:minmax(9rem,15rem) 1fr 3.2rem;gap:.9rem;
  align-items:center;font-size:.9rem}
.au-blabel{color:var(--text);font-weight:500}
.au-blabel i{display:block;font-style:normal;font-size:.75rem;color:var(--text-3);font-weight:400}
.au-track{height:9px;border-radius:999px;background:var(--surface-2);
  border:1px solid var(--line);overflow:hidden}
.au-fill{display:block;height:100%;background:var(--accent);border-radius:999px}
.au-bval{text-align:right;font-family:var(--mono);font-size:.82rem;color:var(--text-2)}
@media (max-width:560px){
  .au-brow{grid-template-columns:1fr 3.2rem;row-gap:.3rem}
  .au-track{grid-column:1 / -1}
}

/* prioritised fixes */
.au-fixes{list-style:none;padding:0;margin:0;counter-reset:fx}
.au-fixes li{counter-increment:fx;position:relative;padding:0 0 1rem 2.7rem;margin:0 0 1rem;
  border-bottom:1px solid var(--line-2)}
.au-fixes li:last-child{border-bottom:0;margin-bottom:0;padding-bottom:0}
.au-fixes li::before{content:counter(fx);position:absolute;left:0;top:0;width:1.85rem;height:1.85rem;
  border-radius:50%;display:grid;place-items:center;font-size:.82rem;font-weight:700;
  background:var(--surface-2);color:var(--text-2);border:1px solid var(--line)}
.au-fixes li.au-critical::before{background:var(--accent);color:#fff;border-color:var(--accent)}
.au-fixq{display:block;font-family:var(--display);font-size:.72rem;font-weight:700;
  letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin-bottom:.25rem}
.au-fixt{display:block;font-size:.97rem;color:var(--text);margin-bottom:.35rem;line-height:1.55}
.au-fixl{font-size:.85rem;font-weight:600}

.au-list{list-style:none;padding:0;margin:0}
.au-list li{position:relative;padding-left:1.4rem;margin:.45rem 0;font-size:.93rem;color:var(--text-2)}
.au-list li::before{content:"";position:absolute;left:.15rem;top:.62em;width:.42rem;height:.42rem;
  border-radius:50%;background:var(--accent)}
.au-list li b{color:var(--text)}
.au-list.au-quiet li::before{background:var(--text-3)}

.au-flag{border-left:3px solid var(--accent);background:var(--accent-soft);
  border-radius:0 8px 8px 0;padding:.9rem 1.1rem;margin:0 0 .9rem;font-size:.93rem;
  color:var(--text-2);line-height:1.55}
.au-flag:last-child{margin-bottom:0}
.au-flag b{color:var(--text)}

.au-share{width:100%;font:inherit;font-family:var(--mono);font-size:.78rem;padding:.6rem .7rem;
  border:1px solid var(--line);border-radius:8px;background:var(--surface-2);color:var(--text-2);
  margin-top:.6rem}
.au-results .au-note{font-size:.82rem;color:var(--text-3);margin:.7rem 0 0;border:0;
  background:none;padding:0}

@media (max-width:640px){
  .au-head{padding:1.2rem 1.1rem}
  .au-rbox{padding:1.1rem}
  .au-q{padding:1rem .9rem .85rem}
  .au-flow .au-panel.au-current{padding:1.2rem 1.1rem}
  .au-bar{padding:.8rem .9rem;gap:.7rem}
  .au-barbtns{width:100%}
  .au-barbtns .au-btn{flex:1}
  .au-flowrow .au-btn{padding:.55rem .9rem}
}

/* Printing gives you the whole paper form back, whichever mode is on screen. */
@media print{
  .au-flow .au-q,.au-flow .au-panel,.au-flow .au-step,
  .au-flow .au-dim > h3,.au-flow .au-dim > .au-lead{display:block!important}
  .au-flow .au-q.au-current{padding:1.1rem 1.2rem 1rem}
  .au-flow .au-q.au-current .au-aside{border-left:0;padding-left:0}
  .au-flownav,.au-modebar,.au-bar,.au-barbtns,.au-flowonly,
  .au-tools .au-tool:not(:has(input:checked)){display:none!important}
  .au-step,.au-dim{break-inside:avoid}
  .au-q{break-inside:avoid;border-color:#999}
  .au-results{break-before:page}
  .au-fill{background:#000;print-color-adjust:exact;-webkit-print-color-adjust:exact}
  .au-head{border-top-color:#000}
}

/* :has() carries the selected state with JavaScript blocked. The script also
   sets .is-on, so an older browser without :has() still shows the selection. */
.au-model.is-on{border-color:var(--accent);background:var(--accent-soft);
  box-shadow:inset 3px 0 0 var(--accent)}
.au-o.is-on{border-color:var(--accent);background:var(--accent-soft);color:var(--text);font-weight:500}
.au-tool.is-on{border-color:var(--accent);background:var(--accent-soft)}