/* Atomic Locomotive — site stylesheet. Base extracted from the approved mock; additions below the marker. */
:root{
  --signal:#CE3236;
  --signal-deep:#9E2124;
  --ember:#E8B22A;
  --lamp:#3FA9D4;
  --coal:#141110;
  --coal-2:#1E1917;
  --steam:#EDE9E0;
  --steam-2:#DCD6C9;
  --smoke:#6E665E;

  --display:"Big Shoulders Display","Haettenschweiler","Arial Narrow",sans-serif;
  --body:"IBM Plex Sans","Helvetica Neue",Arial,sans-serif;
  --data:"IBM Plex Mono","SFMono-Regular",Consolas,monospace;

  --gut:clamp(20px,5vw,64px);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--steam);
  color:var(--coal);
  font-family:var(--body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%}
a{color:inherit}

.wrap{max-width:1180px;margin:0 auto;padding-left:var(--gut);padding-right:var(--gut)}

/* ---------- shared type ---------- */
.eyebrow{
  font-family:var(--data);
  font-size:11px;
  font-weight:500;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:var(--smoke);
  margin:0 0 18px;
}
.eyebrow--light{color:rgba(237,233,224,.55)}
.eyebrow--signal{color:var(--signal)}

h1,h2,h3{font-family:var(--display);font-weight:800;text-transform:uppercase;margin:0;line-height:.92;letter-spacing:.01em}
h1{font-size:clamp(46px,8.2vw,104px)}
h2{font-size:clamp(34px,5.4vw,62px)}
h3{font-size:clamp(21px,2.5vw,28px);font-weight:700;letter-spacing:.03em}

p{margin:0 0 18px}
.lede{font-size:clamp(18px,2.1vw,21px);line-height:1.55;max-width:56ch}
.muted{color:var(--smoke)}

/* ---------- track rule (signature motif) ---------- */
.track{position:relative;height:14px;width:100%}
.track::before,.track::after{
  content:"";position:absolute;left:0;right:0;height:2px;background:var(--coal);
}
.track::before{top:2px}
.track::after{bottom:2px}
.track span{
  position:absolute;inset:0;
  background-image:repeating-linear-gradient(90deg,var(--coal) 0 3px,transparent 3px 16px);
}
.track--light::before,.track--light::after{background:rgba(237,233,224,.55)}
.track--light span{background-image:repeating-linear-gradient(90deg,rgba(237,233,224,.55) 0 3px,transparent 3px 16px)}

/* ---------- header ---------- */
header{background:var(--coal);color:var(--steam);position:relative;z-index:5}
.bar{display:flex;align-items:center;justify-content:space-between;gap:24px;padding-top:16px;padding-bottom:16px}
.mark{display:flex;align-items:center;gap:12px;text-decoration:none}
.mark__plate{
  background:var(--signal);color:#fff;font-family:var(--display);font-weight:800;
  font-size:19px;letter-spacing:.16em;padding:7px 12px 5px;line-height:1;white-space:nowrap;
}
.mark__sub{white-space:nowrap;font-family:var(--data);font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:rgba(237,233,224,.5)}
nav ul{display:flex;gap:20px;list-style:none;margin:0;padding:0;flex-wrap:nowrap;align-items:center}
nav li{flex-shrink:0}
nav a{
  font-family:var(--data);font-size:12px;letter-spacing:.12em;text-transform:uppercase;white-space:nowrap;
  text-decoration:none;color:rgba(237,233,224,.72);padding:4px 0;border-bottom:1px solid transparent;
}
nav a:hover,nav a:focus-visible{color:#fff;border-bottom-color:var(--signal)}
/* Full nav only when it provably fits inside .wrap; below that, the Menu disclosure. */
.nav-hide{display:none}
.mark__sub{display:none}
@media(min-width:1100px){.nav-hide{display:block}}
@media(min-width:1100px) and (max-width:1279px){nav ul{gap:14px}nav a{letter-spacing:.08em}nav .btn-nav{padding:9px 11px}}
@media(min-width:1100px){.menu-li{display:none}}

/* ---------- hero ---------- */
.hero{background:var(--coal);color:var(--steam);padding:clamp(48px,7vw,86px) 0 0}
.hero__grid{display:grid;gap:48px;align-items:start}
@media(min-width:1000px){.hero__grid{grid-template-columns:1.15fr .85fr;gap:56px}}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;color:var(--signal);display:block}
.hero .lede{color:rgba(237,233,224,.82);margin-top:26px}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

.btn{
  display:inline-block;font-family:var(--data);font-size:13px;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;text-decoration:none;padding:16px 24px;border:2px solid var(--signal);
  background:var(--signal);color:#fff;transition:transform .12s ease,background .12s ease;
}
.btn:hover,.btn:focus-visible{background:var(--signal-deep);border-color:var(--signal-deep);transform:translateY(-2px)}
.btn--ghost{background:transparent;color:var(--steam);border-color:rgba(237,233,224,.4)}
.btn--ghost:hover,.btn--ghost:focus-visible{background:transparent;border-color:var(--steam);color:#fff}
.btn--dark{border-color:var(--coal);background:var(--coal);color:var(--steam)}
.btn--dark:hover,.btn--dark:focus-visible{background:var(--signal);border-color:var(--signal)}

.creds{
  margin-top:38px;padding-top:20px;border-top:1px solid rgba(237,233,224,.18);
  font-family:var(--data);font-size:12px;letter-spacing:.06em;color:rgba(237,233,224,.6);
  display:flex;flex-wrap:wrap;gap:8px 20px;
}

/* ---------- departure board ---------- */
.board{border:2px solid rgba(237,233,224,.28);background:var(--coal-2)}
.board__head{
  background:var(--signal);color:#fff;padding:12px 18px;display:flex;justify-content:space-between;
  align-items:center;font-family:var(--data);font-size:11px;letter-spacing:.2em;text-transform:uppercase;
}
.lamp{width:9px;height:9px;border-radius:50%;background:var(--ember);display:inline-block;margin-right:8px;animation:blink 2.4s infinite}
@keyframes blink{0%,44%{opacity:1}50%,94%{opacity:.25}100%{opacity:1}}
.board__cols,.board__row{display:grid;grid-template-columns:1fr 88px 92px;gap:12px;padding:11px 18px;align-items:baseline}
.board__cols{font-family:var(--data);font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:rgba(237,233,224,.4);border-bottom:1px solid rgba(237,233,224,.16)}
.board__row{border-bottom:1px solid rgba(237,233,224,.1)}
.board__row b{font-family:var(--display);font-weight:700;font-size:21px;letter-spacing:.04em;text-transform:uppercase;color:#fff}
.board__row small{display:block;font-family:var(--body);font-size:12.5px;letter-spacing:0;text-transform:none;color:rgba(237,233,224,.55);margin-top:3px;line-height:1.35}
.board__row span{font-family:var(--data);font-size:12px;letter-spacing:.08em;color:var(--ember)}
.board__row span.rate{color:rgba(237,233,224,.75)}
.board__foot{padding:14px 18px;font-family:var(--data);font-size:11.5px;letter-spacing:.06em;color:rgba(237,233,224,.5)}

/* ---------- sections ---------- */
section{padding:clamp(58px,8vw,104px) 0}
.section-head{max-width:62ch;margin-bottom:44px}
.section-head p{margin-top:20px}

.dark{background:var(--coal);color:var(--steam)}
.dark h2{color:#fff}
.dark .muted{color:rgba(237,233,224,.62)}

/* symptoms */
.symptoms{display:grid;gap:0;border-top:2px solid var(--coal)}
.symptom{
  display:grid;grid-template-columns:44px 1fr;gap:16px;padding:20px 4px;
  border-bottom:1px solid rgba(20,17,16,.16);align-items:start;
}
.symptom i{
  font-family:var(--data);font-style:normal;font-size:12px;letter-spacing:.08em;
  color:var(--signal);padding-top:4px;
}
.symptom p{margin:0;font-size:17.5px}
@media(min-width:840px){.symptoms{grid-template-columns:1fr 1fr;column-gap:52px}}

.stat-strip{
  margin-top:44px;border-left:4px solid var(--signal);padding:6px 0 6px 22px;max-width:70ch;
}
.stat-strip p{margin:0 0 10px}
.stat-strip cite{font-family:var(--data);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--smoke);font-style:normal}

/* timetable */
.runs{display:grid;gap:28px}
@media(min-width:940px){.runs{grid-template-columns:1fr 1fr;gap:32px}}
.run{background:var(--steam);border:2px solid var(--coal);display:flex;flex-direction:column}
.dark .run{background:var(--coal-2);border-color:rgba(237,233,224,.3)}
.run__top{padding:26px 26px 20px;border-bottom:2px solid currentColor}
.dark .run__top{border-bottom-color:rgba(237,233,224,.3)}
.run__top h3{color:inherit}
.dark .run__top h3{color:#fff}
.run__price{font-family:var(--data);font-size:13px;letter-spacing:.1em;margin-top:14px;color:var(--signal)}
.dark .run__price{color:var(--ember)}
.run__for{margin:12px 0 0;font-size:15.5px;color:var(--smoke)}
.dark .run__for{color:rgba(237,233,224,.62)}
.run__days{list-style:none;margin:0;padding:22px 26px;flex:1}
.run__days li{display:grid;grid-template-columns:66px 1fr;gap:14px;padding:13px 0;border-bottom:1px solid rgba(20,17,16,.12)}
.dark .run__days li{border-bottom-color:rgba(237,233,224,.12)}
.run__days li:last-child{border-bottom:0}
.run__days b{font-family:var(--data);font-size:11px;font-weight:600;letter-spacing:.13em;text-transform:uppercase;color:var(--signal);padding-top:3px}
.dark .run__days b{color:var(--ember)}
.run__days strong{display:block;font-family:var(--display);font-size:19px;letter-spacing:.03em;text-transform:uppercase;font-weight:700}
.run__days span{font-size:15px;color:var(--smoke)}
.dark .run__days span{color:rgba(237,233,224,.6)}
.run__foot{padding:0 26px 26px}

/* why rails */
.cards{display:grid;gap:26px}
@media(min-width:860px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{border-top:3px solid var(--signal);padding-top:20px}
.card h3{margin-bottom:12px}
.card p{margin:0;font-size:16px;color:var(--smoke)}
.dark .card p{color:rgba(237,233,224,.65)}

.quotebox{
  margin-top:52px;background:var(--coal);color:var(--steam);padding:clamp(26px,4vw,42px);
  display:grid;gap:26px;
}
@media(min-width:860px){.quotebox{grid-template-columns:200px 1fr;gap:42px;align-items:center}}
.bignum{font-family:var(--display);font-weight:800;font-size:clamp(64px,9vw,104px);line-height:.82;color:var(--ember)}
.bignum small{display:block;font-family:var(--data);font-size:11px;font-weight:500;letter-spacing:.16em;color:rgba(237,233,224,.55);margin-top:12px;line-height:1.5}
.quotebox p{margin:0 0 14px;color:rgba(237,233,224,.85)}
.quotebox p:last-child{margin:0}

/* handoff */
.handoff{display:grid;gap:34px}
@media(min-width:900px){.handoff{grid-template-columns:1fr 1fr;gap:60px}}
.checklist{list-style:none;margin:0;padding:0}
.checklist li{padding:14px 0 14px 32px;border-bottom:1px solid rgba(20,17,16,.14);position:relative;font-size:16.5px}
.checklist li::before{content:"";position:absolute;left:0;top:21px;width:14px;height:14px;background:var(--signal)}
.dark .checklist li{border-bottom-color:rgba(237,233,224,.14)}

/* engineer */
.engineer{display:grid;gap:38px}
@media(min-width:900px){.engineer{grid-template-columns:.9fr 1.1fr;gap:56px}}
.plate{background:var(--signal);color:#fff;padding:clamp(24px,3.4vw,36px)}
.plate .name{font-family:var(--display);font-weight:800;font-size:clamp(34px,4.4vw,48px);text-transform:uppercase;line-height:.92}
.plate dl{margin:24px 0 0;display:grid;grid-template-columns:auto 1fr;gap:10px 18px;font-family:var(--data);font-size:12.5px}
.plate dt{letter-spacing:.14em;text-transform:uppercase;color:rgba(255,255,255,.72)}
.plate dd{margin:0}

/* retainer */
.round{display:grid;gap:32px;align-items:center}
@media(min-width:900px){.round{grid-template-columns:1.1fr .9fr;gap:56px}}
.pricebox{border:2px solid var(--coal);padding:clamp(24px,3.4vw,34px);background:var(--steam)}
.pricebox .amt{font-family:var(--display);font-weight:800;font-size:clamp(46px,6vw,70px);line-height:.9}
.pricebox .per{font-family:var(--data);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--smoke);margin-top:8px}

/* faq */
.faq{border-top:2px solid var(--coal);max-width:80ch}
details{border-bottom:1px solid rgba(20,17,16,.16)}
summary{
  cursor:pointer;padding:20px 34px 20px 0;position:relative;list-style:none;
  font-family:var(--display);font-weight:700;font-size:clamp(19px,2.2vw,23px);
  text-transform:uppercase;letter-spacing:.03em;
}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:4px;top:18px;font-family:var(--data);font-weight:400;font-size:22px;color:var(--signal)}
details[open] summary::after{content:"–"}
details p{padding:0 0 22px;margin:0;max-width:66ch;color:var(--smoke)}

/* closing */
.closer{background:var(--signal);color:#fff;text-align:center}
.closer h2{color:#fff;max-width:18ch;margin:0 auto}
.closer p{max-width:52ch;margin:22px auto 0;color:rgba(255,255,255,.9)}
.closer .btn{background:var(--coal);border-color:var(--coal);margin-top:32px}
.closer .btn:hover,.closer .btn:focus-visible{background:#000;border-color:#000}
.closer .fine{font-family:var(--data);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:rgba(255,255,255,.72);margin-top:22px}

/* footer */
footer{background:var(--coal);color:rgba(237,233,224,.6);padding:40px 0 48px;font-size:14px}
.foot-row{display:flex;flex-wrap:wrap;gap:18px 34px;justify-content:space-between;align-items:center;margin-top:26px}
.foot-row a{font-family:var(--data);font-size:12px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;color:rgba(237,233,224,.62)}
.foot-row a:hover,.foot-row a:focus-visible{color:#fff}

/* reveal */
.rise{opacity:0;transform:translateY(16px);transition:opacity .6s ease,transform .6s ease}
.rise.in{opacity:1;transform:none}

:focus-visible{outline:3px solid var(--ember);outline-offset:3px}

@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .rise{opacity:1;transform:none}
  html{scroll-behavior:auto}
}

/* =====================================================================
   Additions beyond the mock
   ===================================================================== */

/* ---------- header: current page + mobile menu ---------- */
nav a[aria-current="page"]{color:#fff;border-bottom-color:var(--signal)}
.menu{position:relative}
.menu summary{
  list-style:none;cursor:pointer;white-space:nowrap;display:flex;align-items:center;gap:6px;
  font-family:var(--data);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;color:rgba(237,233,224,.85);padding:6px 0;border-bottom:1px solid transparent;
}
.menu summary::-webkit-details-marker{display:none}
.menu summary::after{content:"☰";font-size:15px}
.menu[open] summary::after{content:"✕"}
.menu[open] summary{border-bottom-color:var(--signal)}
.menu__panel{
  position:absolute;right:0;top:calc(100% + 12px);z-index:20;min-width:230px;
  background:var(--coal-2);border:2px solid rgba(237,233,224,.28);padding:8px 0;
}
.menu__panel a{
  display:block;padding:12px 18px;font-family:var(--data);font-size:12px;letter-spacing:.14em;
  text-transform:uppercase;text-decoration:none;color:rgba(237,233,224,.8);border-bottom:0;
}
.menu__panel a:hover,.menu__panel a:focus-visible,.menu__panel a[aria-current="page"]{color:#fff;background:rgba(206,50,54,.35)}
.menu__panel a.menu__cta{color:var(--ember)}
@media(min-width:1100px){.menu{display:none}}
nav .btn-nav{
  font-family:var(--data);font-size:12px;letter-spacing:.14em;text-transform:uppercase;text-decoration:none;
  color:#fff;background:var(--signal);padding:9px 14px;border:0;
}
nav .btn-nav:hover,nav .btn-nav:focus-visible{background:var(--signal-deep);border-bottom-color:transparent}
.skip{
  position:absolute;left:-9999px;top:8px;background:var(--ember);color:var(--coal);padding:8px 12px;
  font-family:var(--data);font-size:12px;letter-spacing:.1em;text-transform:uppercase;z-index:100;
}
.skip:focus{left:8px}

/* ---------- interior page hero ---------- */
.page-hero{background:var(--coal);color:var(--steam);padding:clamp(44px,6vw,72px) 0 clamp(36px,5vw,56px)}
.page-hero h1{color:#fff;font-size:clamp(40px,6.6vw,84px);max-width:16ch}
.page-hero h1 em{font-style:normal;color:var(--signal)}
.page-hero .lede{color:rgba(237,233,224,.82);margin-top:24px}
.page-hero__grid{display:grid;gap:34px;align-items:end}
@media(min-width:900px){.page-hero__grid{grid-template-columns:1.3fr .7fr}}
.page-hero .fare{
  border:2px solid rgba(237,233,224,.28);background:var(--coal-2);padding:22px 24px;
  font-family:var(--data);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:rgba(237,233,224,.6);
}
.page-hero .fare b{display:block;font-family:var(--display);font-weight:800;font-size:clamp(40px,4.6vw,56px);letter-spacing:.02em;color:#fff;line-height:.9;margin:6px 0 10px}
.page-hero .fare .btn{margin-top:18px}
.page-hero .poster{width:100%;max-width:220px;height:auto;justify-self:end;align-self:center;display:none}
@media(min-width:900px){.page-hero .poster{display:block}}
.breadcrumb{font-family:var(--data);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:rgba(237,233,224,.5);margin:0 0 18px}
.breadcrumb a{text-decoration:none;color:rgba(237,233,224,.5)}
.breadcrumb a:hover{color:#fff}

/* ---------- prose (interior copy) ---------- */
.prose{max-width:70ch}
.prose h2{font-size:clamp(28px,4vw,44px);margin:0 0 20px}
.prose h3{margin:34px 0 12px}
.prose p,.prose li{font-size:17px}
.prose ul,.prose ol{padding-left:22px;margin:0 0 20px}
.prose li{margin-bottom:8px}
.prose a{color:var(--signal-deep);text-decoration-thickness:1px;text-underline-offset:3px}
.dark .prose a{color:var(--ember)}
.prose blockquote{margin:28px 0;padding:6px 0 6px 22px;border-left:4px solid var(--signal);color:var(--smoke)}
.dark .prose blockquote{color:rgba(237,233,224,.75)}
.prose code{font-family:var(--data);font-size:.92em;background:rgba(20,17,16,.07);padding:2px 5px}
.dark .prose code{background:rgba(237,233,224,.12)}
.prose pre{background:var(--coal);color:var(--steam);padding:18px 20px;overflow-x:auto;font-family:var(--data);font-size:13.5px;line-height:1.55}
.prose pre code{background:none;padding:0;color:inherit}
.prose hr{border:0;height:2px;background:var(--coal);margin:44px 0}
.prose table{border-collapse:collapse;width:100%;font-size:15.5px;margin:0 0 24px}
.prose th,.prose td{text-align:left;padding:10px 12px;border-bottom:1px solid rgba(20,17,16,.16);vertical-align:top}
.prose th{font-family:var(--data);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--smoke)}
.two-col{display:grid;gap:34px}
@media(min-width:900px){.two-col{grid-template-columns:1fr 1fr;gap:56px}}
.two-col--wide{grid-template-columns:1fr}
@media(min-width:900px){.two-col--wide{grid-template-columns:.8fr 1.2fr}}
.section-head--tight{margin-bottom:28px}
.aside{border:2px solid var(--coal);padding:22px 24px;background:var(--steam)}
.dark .aside{border-color:rgba(237,233,224,.3);background:var(--coal-2)}
.aside h3{margin-bottom:10px}
.aside p{font-size:15.5px;color:var(--smoke);margin:0 0 10px}
.dark .aside p{color:rgba(237,233,224,.65)}
.aside p:last-child{margin:0}
.table-wrap{overflow-x:auto}

/* ---------- day timeline (run detail pages) ---------- */
.timeline{list-style:none;margin:0;padding:0;border-top:2px solid var(--coal)}
.dark .timeline{border-top-color:rgba(237,233,224,.3)}
.timeline li{display:grid;grid-template-columns:110px 1fr;gap:20px;padding:26px 0;border-bottom:1px solid rgba(20,17,16,.14)}
.dark .timeline li{border-bottom-color:rgba(237,233,224,.14)}
@media(max-width:600px){.timeline li{grid-template-columns:1fr;gap:8px}}
.timeline b{font-family:var(--data);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--signal);padding-top:5px}
.dark .timeline b{color:var(--ember)}
.timeline h3{margin-bottom:8px}
.timeline p{margin:0 0 10px;color:var(--smoke);font-size:16px;max-width:66ch}
.dark .timeline p{color:rgba(237,233,224,.65)}
.timeline p:last-child{margin:0}
.timeline .deliv{font-family:var(--data);font-size:12.5px;letter-spacing:.04em;color:var(--coal)}
.dark .timeline .deliv{color:var(--steam)}
.timeline .deliv::before{content:"→ ";color:var(--signal)}
.dark .timeline .deliv::before{color:var(--ember)}

/* ---------- checklist variants ---------- */
.checklist--verify li{padding-bottom:16px}
.checklist--verify li small{display:block;font-family:var(--data);font-size:12.5px;letter-spacing:.02em;color:var(--smoke);margin-top:6px;line-height:1.5}
.dark .checklist--verify li small{color:rgba(237,233,224,.6)}
.checklist--x li::before{background:transparent;border:2px solid var(--smoke);width:10px;height:10px}
.checklist--two{display:grid;gap:0 40px}
@media(min-width:800px){.checklist--two{grid-template-columns:1fr 1fr}}

/* ---------- self-check (diagnostic page) ---------- */
.check{border-top:2px solid var(--coal)}
.check label{
  display:grid;grid-template-columns:28px 44px 1fr;gap:14px;align-items:start;padding:18px 4px;
  border-bottom:1px solid rgba(20,17,16,.16);cursor:pointer;font-size:17px;
}
.check input{width:20px;height:20px;margin:3px 0 0;accent-color:var(--signal)}
.check i{font-family:var(--data);font-style:normal;font-size:12px;letter-spacing:.08em;color:var(--signal);padding-top:4px}
.check__result{
  margin-top:26px;border-left:4px solid var(--signal);padding:14px 0 14px 22px;max-width:70ch;
}
.check__result strong{font-family:var(--display);font-size:24px;letter-spacing:.03em;text-transform:uppercase;display:block;margin-bottom:6px}
.check__result p{margin:0;color:var(--smoke)}

/* ---------- form ---------- */
.form{display:grid;gap:18px;max-width:640px}
.form label,.form legend{display:block;padding:0;font-family:var(--data);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:rgba(237,233,224,.7);margin-bottom:8px}
.dark .form label{color:rgba(237,233,224,.7)}
.form input[type=text],.form input[type=email],.form input[type=url],.form select,.form textarea{
  width:100%;font:inherit;font-size:16px;color:var(--coal);background:var(--steam);
  border:2px solid transparent;padding:13px 14px;border-radius:0;-webkit-appearance:none;appearance:none;
}
.form textarea{min-height:150px;resize:vertical}
.form input:focus-visible,.form select:focus-visible,.form textarea:focus-visible{outline:3px solid var(--ember);outline-offset:0;border-color:var(--ember)}
.form .row{display:grid;gap:18px}
@media(min-width:640px){.form .row{grid-template-columns:1fr 1fr}}
.form .hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form .btn{justify-self:start}
.form__note{font-family:var(--data);font-size:11.5px;letter-spacing:.06em;color:rgba(237,233,224,.55);margin:0}
.form__status{font-family:var(--data);font-size:13px;letter-spacing:.04em;padding:14px 16px;border:2px solid transparent;display:none}
.form__status.ok{display:block;border-color:var(--ember);color:var(--ember)}
.form__status.err{display:block;border-color:var(--signal);color:#fff;background:rgba(206,50,54,.25)}
.form fieldset{border:0;padding:0;margin:0}
.form .radios{display:grid;gap:10px}
@media(min-width:640px){.form .radios{grid-template-columns:1fr 1fr}}
.form .radios label{
  display:flex;gap:12px;align-items:center;letter-spacing:.06em;font-size:12px;text-transform:none;
  border:2px solid rgba(237,233,224,.28);padding:12px 14px;margin:0;color:var(--steam);cursor:pointer;
}
.form .radios label:has(input:checked){border-color:var(--ember)}
.form .radios input{accent-color:var(--signal);width:16px;height:16px;margin:0}

/* ---------- dispatches (articles) ---------- */
.dispatch-list{list-style:none;margin:0;padding:0;border-top:2px solid var(--coal)}
.dispatch-list li{padding:26px 0;border-bottom:1px solid rgba(20,17,16,.16);display:grid;gap:8px}
.dispatch-list time{font-family:var(--data);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--smoke)}
.dispatch-list h3 a{text-decoration:none}
.dispatch-list h3 a:hover{color:var(--signal)}
.dispatch-list p{margin:0;color:var(--smoke);max-width:66ch}
.article-meta{font-family:var(--data);font-size:11.5px;letter-spacing:.14em;text-transform:uppercase;color:rgba(237,233,224,.55);margin-top:22px}
.article-body{padding-top:clamp(40px,6vw,64px)}
.article-body .prose h2{margin-top:44px}
.article-body .prose > h2:first-child{margin-top:0}
.sources{margin-top:44px;border-top:2px solid var(--coal);padding-top:22px}
.sources h3{margin-bottom:10px}
.sources ol{padding-left:20px;font-size:14.5px;color:var(--smoke)}
.sources li{margin-bottom:6px}

/* ---------- misc ---------- */
.stack>*+*{margin-top:26px}
.mt-0{margin-top:0}
.pricebox--dark{background:var(--coal-2);border-color:rgba(237,233,224,.3);color:var(--steam)}
.pricebox--dark .amt{color:#fff}
.notfound{text-align:center;padding:clamp(60px,10vw,120px) 0}
.notfound img{max-width:220px;height:auto;margin:0 auto 30px;display:block}
.eyebrow--ember{color:var(--ember)}
.dark .faq{border-top-color:rgba(237,233,224,.3)}
.dark details{border-bottom-color:rgba(237,233,224,.16)}
.dark summary{color:#fff}
.dark summary::after{color:var(--ember)}
.dark details p{color:rgba(237,233,224,.72)}
.dark .faq + .faq{border-top:0}

/* ---------- narrow-width guards ---------- */
.hero__grid>*,.page-hero__grid>*,.two-col>*,.cards>*,.runs>*,.engineer>*,.round>*,.handoff>*,.timeline li>*{min-width:0}
@media(max-width:440px){
  .board__cols,.board__row{grid-template-columns:1fr 64px 64px;gap:8px;padding:11px 12px}
  .board__row b{font-size:18px}
  .board__head,.board__foot{padding-left:12px;padding-right:12px}
  .plate dl{grid-template-columns:1fr}
  .plate dt{margin-top:6px}
}

/* ---------- footer brand ---------- */
.foot-brand{display:flex;align-items:center;gap:20px;flex-wrap:wrap;min-width:0}
.foot-brand>div{min-width:0}
.foot-poster{width:96px;height:auto;flex-shrink:0}
@media(max-width:400px){.foot-poster{width:72px}.foot-brand .mark__plate{font-size:16px;letter-spacing:.12em;padding:6px 9px 4px}}
.foot-links{flex:1 1 320px;display:flex;flex-wrap:wrap;justify-content:flex-end;gap:14px 22px;row-gap:14px}
@media(max-width:700px){.foot-links{justify-content:flex-start}}

/* ---------- hero art (generated poster-series images) ---------- */
.page-hero__grid--art{align-items:center}
@media(min-width:900px){.page-hero__grid--art{grid-template-columns:1.1fr .9fr}}
.page-hero__side{position:relative;min-width:0}
.hero-art{
  display:block;width:100%;max-width:520px;height:auto;margin:0 auto;
  /* Images are generated on a near-black field; the mask guarantees the edges dissolve into the hero. */
  -webkit-mask-image:radial-gradient(ellipse 64% 64% at 50% 50%,#000 58%,transparent 100%);
          mask-image:radial-gradient(ellipse 64% 64% at 50% 50%,#000 58%,transparent 100%);
}
.page-hero .fare--over{position:relative;z-index:2;margin:24px auto 0;max-width:400px}
.page-hero__side:has(.fare--over) .hero-art{max-width:400px}
@media(max-width:899px){
  .page-hero__grid--art .page-hero__side{max-width:420px}
  .hero-art{max-width:360px}
  .page-hero .fare--over{margin-top:20px}
}

/* ---------- consent banner ---------- */
.consent{position:fixed;left:0;right:0;bottom:0;z-index:50;background:var(--coal-2);color:var(--steam);border-top:2px solid var(--signal);box-shadow:0 -8px 30px rgba(0,0,0,.4)}
.consent__row{display:flex;flex-wrap:wrap;gap:14px 24px;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}
.consent p{margin:0;font-size:14.5px;color:rgba(237,233,224,.85);max-width:70ch}
.consent p a{color:var(--ember)}
.consent__actions{display:flex;gap:10px}
.consent .btn{padding:11px 16px;font-size:12px}
.consent[hidden]{display:none}

/* ---------- code blocks (copyable) ---------- */
.codeblock{margin:26px 0;border:2px solid var(--coal);background:var(--coal);color:var(--steam)}
.dark .codeblock{border-color:rgba(237,233,224,.28)}
.codeblock__bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 10px 8px 14px;border-bottom:1px solid rgba(237,233,224,.16)}
.codeblock__lang{font-family:var(--data);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:rgba(237,233,224,.55)}
.codeblock__copy{
  font-family:var(--data);font-size:11px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;cursor:pointer;
  color:var(--steam);background:transparent;border:1px solid rgba(237,233,224,.35);padding:6px 10px;
}
.codeblock__copy:hover,.codeblock__copy:focus-visible{border-color:var(--ember);color:var(--ember)}
.codeblock__copy.is-done{border-color:var(--ember);background:var(--ember);color:var(--coal)}
.codeblock pre,.codeblock .highlight,.codeblock .highlighter-rouge{margin:0;background:transparent}
.codeblock pre{padding:16px 18px;overflow-x:auto;font-family:var(--data);font-size:13.5px;line-height:1.6;color:var(--steam);tab-size:2}
.codeblock pre code{background:none;padding:0;color:inherit;font-size:inherit}
.prose .codeblock pre{background:transparent}
/* inline code stays as before; the frame owns block code */
/* Rouge syntax palette (kramdown fenced blocks) — tuned to coal/steam/signal/ember/lamp */
.highlight .c,.highlight .c1,.highlight .cm,.highlight .cp{color:rgba(237,233,224,.45);font-style:italic}
.highlight .k,.highlight .kd,.highlight .kn,.highlight .kp,.highlight .kr,.highlight .kt{color:var(--signal)}
.highlight .s,.highlight .s1,.highlight .s2,.highlight .sb,.highlight .sh,.highlight .si,.highlight .sx,.highlight .ss{color:var(--ember)}
.highlight .m,.highlight .mi,.highlight .mf,.highlight .mh,.highlight .mo{color:var(--lamp)}
.highlight .nb,.highlight .bp{color:var(--lamp)}
.highlight .nc,.highlight .nn,.highlight .nf,.highlight .nd{color:#fff}
.highlight .na,.highlight .nv,.highlight .vi,.highlight .vg{color:var(--steam-2)}
.highlight .o,.highlight .p{color:rgba(237,233,224,.75)}
.highlight .gd{color:var(--signal)}
.highlight .gi{color:var(--ember)}
.highlight .err{color:var(--signal);background:none}

/* ---------- dispatch (article) AEO structure ---------- */
.article-grid{display:grid;gap:34px}
.article-main{max-width:74ch}
.ai-bar{display:flex;flex-wrap:wrap;align-items:center;gap:8px 10px;margin:0 0 30px;padding:10px 0;border-top:2px solid var(--coal);border-bottom:1px solid rgba(20,17,16,.16)}
.ai-bar__label{font-family:var(--data);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--smoke);margin-right:4px}
.ai-bar a,.ai-bar button{
  font-family:var(--data);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;cursor:pointer;
  color:var(--coal);background:transparent;border:1px solid rgba(20,17,16,.35);padding:6px 10px;
}
.ai-bar a:hover,.ai-bar button:hover,.ai-bar a:focus-visible,.ai-bar button:focus-visible{border-color:var(--signal);color:var(--signal)}
.ai-bar button.is-done{background:var(--ember);border-color:var(--ember);color:var(--coal)}
/* the first paragraph is the answer: styled as the extraction target */
.prose--answer-first>p:first-child{
  font-size:19px;line-height:1.55;font-weight:500;padding:18px 22px;margin:0 0 28px;
  background:rgba(20,17,16,.05);border-left:4px solid var(--signal);
}
.glance,.takeaways{border:2px solid var(--coal);padding:22px 24px;margin:0 0 30px;background:var(--steam)}
.takeaways{margin-top:34px}
.glance h2,.takeaways h2{font-size:22px;margin:0 0 12px}
.glance ul,.takeaways ol{margin:0;padding-left:20px}
.glance li,.takeaways li{margin:0 0 8px;font-size:16px}
.glance li:last-child,.takeaways li:last-child{margin:0}
.article-faq{margin-top:44px}
.article-faq h2{font-size:clamp(26px,3.6vw,38px);margin-bottom:8px}
.author-box{display:grid;grid-template-columns:64px 1fr;gap:18px;align-items:start;margin-top:44px;padding-top:26px;border-top:2px solid var(--coal)}
.author-box__plate{width:64px;height:64px;background:var(--signal);color:#fff;font-family:var(--display);font-weight:800;font-size:26px;display:grid;place-items:center;letter-spacing:.04em}
.author-box__name{margin:0 0 6px;font-family:var(--data);font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--smoke)}
.author-box__name a{color:var(--coal);text-decoration:none}
.author-box__bio{margin:0;font-size:15.5px;color:var(--smoke)}
.author-box__bio a{color:var(--signal-deep)}
.related{padding-top:0}
.related .dispatch-list{margin-top:14px}
.codeblock pre{scrollbar-color:rgba(237,233,224,.35) transparent;scrollbar-width:thin}