/* ==========================================================================
   Continental Advanced Ordnance, Inc.
   Type system mirrors the logo: one heavy grotesque + one typewriter mono.
   Accent is ordnance yellow — the band that marks a high-explosive filler.
   It is used only as a marking device, never as a text colour.
   ========================================================================== */

:root{
  --ground:#F4F5F6;
  --paper:#FFFFFF;
  --paper-2:#ECEEF0;
  --ink:#0B0B0C;
  --ink-2:#54585C;
  --ink-3:#85888D;
  --line:#DBDDE0;
  --line-2:#E9EBED;
  --band:#E8B800;
  --band-ink:#0B0B0C;
  --alert:#A32F2F;
  --glow:rgba(232,184,0,.80);
  --invert-bg:#0B0B0C;
  --invert-ink:#F6F6F4;
  --invert-ink-2:#9C9FA3;
  --invert-line:#2A2C2F;

  --display:"Archivo","Roboto","Helvetica Neue",Helvetica,Arial,sans-serif;
  --mono:"Courier Prime",ui-monospace,"Courier New",Courier,monospace;

  --gutter:clamp(20px,5vw,64px);
  --measure:64ch;
}

@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --ground:#0A0B0C;
    --paper:#121315;
    --paper-2:#191B1D;
    --ink:#F2F2F0;
    --ink-2:#A2A5A9;
    --ink-3:#75787C;
    --line:#26282B;
    --line-2:#1D1F21;
    --band:#F2C633;
    --band-ink:#0B0B0C;
    --alert:#E89393;
    --glow:rgba(242,198,51,.45);
    --invert-bg:#F2F2F0;
    --invert-ink:#0B0B0C;
    --invert-ink-2:#4A4D51;
    --invert-line:#D2D4D6;
  }
}
:root[data-theme="dark"]{
  --ground:#0A0B0C;
  --paper:#121315;
  --paper-2:#191B1D;
  --ink:#F2F2F0;
  --ink-2:#A2A5A9;
  --ink-3:#75787C;
  --line:#26282B;
  --line-2:#1D1F21;
  --band:#F2C633;
  --band-ink:#0B0B0C;
  --alert:#E89393;
  --glow:rgba(242,198,51,.45);
  --invert-bg:#F2F2F0;
  --invert-ink:#0B0B0C;
  --invert-ink-2:#4A4D51;
  --invert-line:#D2D4D6;
}

*,*::before,*::after{box-sizing:border-box}

html{-webkit-text-size-adjust:100%}

body{
  margin:0;
  min-height:100vh;
  display:flex;
  flex-direction:column;
  background:var(--ground);
  color:var(--ink);
  font-family:var(--display);
  font-size:17px;
  font-weight:400;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

a{color:inherit}
img,svg{max-width:100%}

:focus-visible{outline:2px solid var(--ink); outline-offset:3px}

.skip{
  position:absolute; left:-9999px; top:0; z-index:100;
  background:var(--ink); color:var(--ground);
  padding:12px 18px; font-family:var(--mono); font-size:13px;
}
.skip:focus{left:0}

/* ---------- shared shell ---------- */
.shell{max-width:1240px; margin:0 auto; padding-left:var(--gutter); padding-right:var(--gutter)}

/* ---------- masthead ---------- */
.masthead{
  position:sticky; top:0; z-index:40;
  background:var(--ground);
  border-bottom:1px solid var(--line);
}
.masthead__inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:24px; padding-top:18px; padding-bottom:18px;
}
.brand{display:flex; align-items:center; gap:14px; text-decoration:none; color:var(--ink)}
.brand__mark{width:76px; height:auto; color:var(--ink); flex:none}
.brand__name{display:flex; flex-direction:column; line-height:1}
.brand__name b{
  font-family:var(--display); font-weight:700; font-size:15px;
  letter-spacing:.02em; text-transform:uppercase;
}
.brand__name span{
  font-family:var(--mono); font-size:10.5px; letter-spacing:.06em;
  color:var(--ink-3); margin-top:4px;
}

.nav{display:flex; align-items:center; gap:28px}
.nav a{
  font-family:var(--mono); font-size:12.5px; letter-spacing:.14em;
  text-transform:uppercase; text-decoration:none; color:var(--ink-2);
  padding:6px 0; border-bottom:1px solid transparent;
  transition:color .15s ease, border-color .15s ease;
}
.nav a:hover{color:var(--ink); border-bottom-color:var(--band)}
.nav a[aria-current="page"]{color:var(--ink); border-bottom-color:var(--ink)}

/* ---------- ordnance band ---------- */
/* A yellow band on a projectile denotes a high-explosive filler.
   Here it marks the seam between sections. */
.band{height:6px; background:var(--band)}
.band--thin{height:3px}

/* ---------- hero ---------- */
.hero{position:relative; overflow:hidden; padding-top:clamp(56px,9vw,110px); padding-bottom:clamp(48px,7vw,84px)}
.hero__grid{display:grid; grid-template-columns:1fr; gap:clamp(32px,5vw,56px); align-items:center}
@media (min-width:920px){
  .hero__grid{grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr)}
}

.eyebrow{
  font-family:var(--mono); font-size:12px; letter-spacing:.2em; text-transform:uppercase;
  color:var(--ink-3); margin:0 0 22px; display:flex; align-items:center; gap:14px;
}
.eyebrow::after{content:""; flex:1; height:1px; background:var(--line); max-width:120px}

.hero__title{
  font-family:var(--display); font-weight:800;
  font-size:clamp(40px,7.4vw,84px); line-height:.94; letter-spacing:-.035em;
  margin:0; text-transform:uppercase; text-wrap:balance;
}
.hero__rule{
  width:88px; height:6px; background:var(--band);
  margin:clamp(26px,3.4vw,36px) 0 clamp(22px,3vw,30px);
}
.hero__lede{
  font-size:clamp(18px,2.1vw,21px); line-height:1.5; color:var(--ink-2);
  max-width:44ch; margin:0 0 34px; font-weight:400;
}
.hero__lede strong{color:var(--ink); font-weight:600}

.hero__fig{margin:0}

/* company mark drawn at scale: NATO APP-6 air defense (arc) + gun system (vertical) */
.symbol{width:100%; height:auto; color:var(--ink); display:block}
.symbol .arc,.symbol .gun{
  fill:none; stroke:currentColor; stroke-width:1.7;
  stroke-linecap:butt; vector-effect:non-scaling-stroke;
}

/* The draw-on reveal animates FROM hidden TO the resting state, never the
   other way round. The resting state must be the fully drawn line: if the
   animation is blocked, throttled or never fires, the mark still renders.
   (Previously the resting state was stroke-dashoffset:1200 - invisible - and
   only the animation revealed it, so any failure meant no arc at all.) */
@media (prefers-reduced-motion:no-preference){
  .symbol .arc{
    stroke-dasharray:1200; stroke-dashoffset:0;
    animation:draw-arc 1.6s cubic-bezier(.22,.61,.36,1) .2s both;
  }
  .symbol .gun{
    stroke-dasharray:200; stroke-dashoffset:0;
    animation:draw-gun .7s cubic-bezier(.22,.61,.36,1) 1.5s both;
  }
}
@keyframes draw-arc{from{stroke-dashoffset:1200} to{stroke-dashoffset:0}}
@keyframes draw-gun{from{stroke-dashoffset:200}  to{stroke-dashoffset:0}}

.figcap{
  font-family:var(--mono); font-size:11px; letter-spacing:.15em; text-transform:uppercase;
  color:var(--ink-3); margin:26px 0 0; text-align:center; line-height:1.9;
}
.figcap .cap{color:var(--ink-2); cursor:default}
.figcap .cap-sep{opacity:.45; margin:0 .9em}

/* ---------- symbol / legend cross-highlight ----------
   Hovering either half of the mark lights it and its label, and vice versa.
   Pure CSS: the site ships no JavaScript and the CSP forbids it.

   .hit is an invisible fat stroke that gives the 1.7px lines a usable hit
   area; pointer-events:stroke keeps it to the line itself rather than the
   whole region the arc encloses. */
.symbol .hit{
  fill:none; stroke:transparent; stroke-width:22;
  vector-effect:non-scaling-stroke; pointer-events:stroke;
}
.symbol .arc,.symbol .gun{pointer-events:none}
.symbol .arc,.symbol .gun,.figcap .cap{
  transition:filter .18s ease, color .18s ease, text-shadow .18s ease;
}

/* direct hover on the mark — plain descendant selector, works everywhere */
.symbol .p-ad:hover .arc,
.symbol .p-gun:hover .gun{
  filter:drop-shadow(0 0 3px var(--glow)) drop-shadow(0 0 9px var(--glow));
}

/* linking mark <-> label needs :has(). Without it the mark still glows on its
   own hover, so the degradation is graceful rather than broken. */
.hero__fig:has(.p-ad:hover) .cap--ad,
.hero__fig:has(.cap--ad:hover) .cap--ad,
.hero__fig:has(.p-gun:hover) .cap--gun,
.hero__fig:has(.cap--gun:hover) .cap--gun{
  color:var(--ink); text-shadow:0 0 7px var(--glow);
}
.hero__fig:has(.cap--ad:hover) .arc,
.hero__fig:has(.cap--gun:hover) .gun{
  filter:drop-shadow(0 0 3px var(--glow)) drop-shadow(0 0 9px var(--glow));
}

@media (prefers-reduced-motion:reduce){
  .symbol .arc,.symbol .gun,.figcap .cap{transition:none}
}


/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:12px;
  font-family:var(--mono); font-size:13px; letter-spacing:.16em; text-transform:uppercase;
  text-decoration:none; padding:15px 26px; border:1px solid var(--ink);
  background:var(--ink); color:var(--ground);
  transition:background .15s ease, color .15s ease;
}
.btn:hover{background:transparent; color:var(--ink)}
.btn__arrow{display:inline-block; transition:transform .18s ease}
.btn:hover .btn__arrow{transform:translateX(4px)}
.btn--ghost{background:transparent; color:var(--ink)}
.btn--ghost:hover{background:var(--ink); color:var(--ground)}

/* ---------- generic section ---------- */
.section{padding-top:clamp(56px,8vw,96px); padding-bottom:clamp(56px,8vw,96px)}
.section--paper{background:var(--paper); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.section__head{max-width:var(--measure); margin-bottom:clamp(34px,4.5vw,52px)}
.section__title{
  font-family:var(--display); font-weight:700;
  font-size:clamp(26px,3.6vw,38px); line-height:1.08; letter-spacing:-.022em;
  margin:0 0 16px; text-transform:uppercase; text-wrap:balance;
}
.section__body{font-size:clamp(17px,1.9vw,19px); line-height:1.6; color:var(--ink-2); margin:0; max-width:52ch}
.section__body strong{color:var(--ink); font-weight:600}

/* ---------- attribute row ---------- */
.attrs{
  display:grid; grid-template-columns:repeat(auto-fit,minmax(210px,1fr));
  border-top:1px solid var(--line);
}
.attr{
  padding:30px 28px 32px; border-bottom:1px solid var(--line);
  border-right:1px solid var(--line); position:relative;
}
.attr:last-child{border-right:1px solid var(--line)}
.attr::before{
  content:""; position:absolute; top:-1px; left:0; width:44px; height:3px; background:var(--band);
}
.attr__n{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.16em;
  color:var(--ink-3); display:block; margin-bottom:16px;
}
.attr__k{
  font-family:var(--display); font-weight:700; font-size:clamp(22px,2.6vw,28px);
  letter-spacing:-.02em; text-transform:uppercase; margin:0 0 10px; line-height:1.05;
}
.attr__v{font-size:15.5px; line-height:1.55; color:var(--ink-2); margin:0}

/* ---------- spec strip ---------- */
.specs{
  /* flex, not grid: with five entries a grid leaves a dead half-row when it
     wraps. flex-grow makes the final row expand to fill the width instead. */
  display:flex; flex-wrap:wrap;
  border-top:1px solid var(--line); border-left:1px solid var(--line);
  background:var(--paper);
}
.spec{
  flex:1 1 100%; min-width:0;
  background:var(--paper); padding:24px 22px 26px;
  border-right:1px solid var(--line); border-bottom:1px solid var(--line);
}
.spec dt{
  font-family:var(--mono); font-size:11px; letter-spacing:.17em; text-transform:uppercase;
  color:var(--ink-3); margin:0 0 12px;
}
.spec dd{
  margin:0; font-family:var(--display); font-weight:700;
  font-size:clamp(19px,2.2vw,23px); letter-spacing:-.006em; word-spacing:.18em; line-height:1.15; text-transform:uppercase;
  /* reserve two lines for the term so every body line starts on the same baseline,
     however the term wraps (e.g. PATENT-PENDING) */
  display:grid; grid-template-rows:minmax(2.3em,auto) auto; align-content:start;
}
.spec dd small{
  display:block; word-spacing:normal;   /* dd word-spacing is for the title only */
  font-family:var(--mono); font-weight:400; font-size:12.5px;
  letter-spacing:.05em; color:var(--ink-3); text-transform:none; margin-top:8px; line-height:1.5;
}
/* Exactly three per row on desktop, two on tablet, one on mobile — pinned by
   percentage so six boxes always split evenly instead of leaving an orphan. */
@media (min-width:640px){ .spec{flex-basis:50%;  max-width:50%} }
@media (min-width:1000px){ .spec{flex-basis:33.3333%; max-width:33.3333%} }

/* a spec body can carry more than one sentence-block */
.spec dd small span{display:block}
.spec dd small span + span{margin-top:.85em}

/* ---------- roles ---------- */
.roles{display:grid; grid-template-columns:repeat(auto-fit,minmax(260px,1fr)); gap:clamp(20px,3vw,32px)}
.role{border-top:3px solid var(--band); padding-top:24px}
.role h3{
  font-family:var(--display); font-weight:700; font-size:clamp(21px,2.4vw,25px);
  letter-spacing:-.02em; text-transform:uppercase; margin:0 0 12px; line-height:1.1;
}
.role p{margin:0; color:var(--ink-2); font-size:16px; line-height:1.6}

/* ---------- inverted CTA ---------- */
.cta{background:var(--invert-bg); color:var(--invert-ink)}
.cta__inner{
  padding-top:clamp(56px,7.5vw,88px); padding-bottom:clamp(56px,7.5vw,88px);
  display:grid; gap:clamp(28px,4vw,48px); align-items:center;
  grid-template-columns:1fr;
}
@media (min-width:820px){.cta__inner{grid-template-columns:1.25fr auto}}
.cta__title{
  font-family:var(--display); font-weight:700; font-size:clamp(26px,3.8vw,40px);
  line-height:1.06; letter-spacing:-.025em; margin:0 0 14px; text-transform:uppercase; text-wrap:balance;
}
.cta__sub{margin:0; color:var(--invert-ink-2); font-size:17px; line-height:1.55; max-width:46ch}
.cta .btn{
  background:var(--band); color:var(--band-ink); border-color:var(--band);
}
.cta .btn:hover{background:transparent; color:var(--invert-ink); border-color:var(--invert-ink)}
.cta :focus-visible{outline-color:var(--band)}

/* ---------- contact page ---------- */
.contact{padding-top:clamp(52px,8vw,96px); padding-bottom:clamp(52px,8vw,96px)}
.contact__grid{display:grid; grid-template-columns:1fr; gap:clamp(36px,5vw,64px)}
@media (min-width:880px){.contact__grid{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}}
.contact__title{
  font-family:var(--display); font-weight:800; font-size:clamp(38px,6.4vw,68px);
  line-height:.96; letter-spacing:-.035em; margin:0 0 24px; text-transform:uppercase;
}
.contact__body{font-size:clamp(17px,2vw,19px); line-height:1.6; color:var(--ink-2); max-width:46ch; margin:0 0 20px}

.mailcard{border:1px solid var(--line); background:var(--paper); padding:clamp(26px,3.6vw,36px)}
.mailcard__label{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.18em; text-transform:uppercase;
  color:var(--ink-3); margin:0 0 14px;
}
.mailcard__addr{
  display:inline-block; font-family:var(--display); font-weight:700;
  font-size:clamp(20px,2.9vw,29px); letter-spacing:-.024em; text-decoration:none;
  color:var(--ink); line-height:1.15; word-break:break-word;
  border-bottom:3px solid var(--band); padding-bottom:4px;
  transition:border-color .15s ease;
}
.mailcard__addr:hover{border-bottom-color:var(--ink)}
.mailcard__note{margin:22px 0 0; font-size:15px; line-height:1.6; color:var(--ink-2)}
.mailcard__meta{
  margin:24px 0 0; padding-top:20px; border-top:1px solid var(--line-2);
  font-family:var(--mono); font-size:12.5px; letter-spacing:.04em; color:var(--ink-3); line-height:1.7;
}

/* ---------- footer ---------- */
.footer{background:var(--ground); border-top:1px solid var(--line)}
.footer__inner{
  padding-top:44px; padding-bottom:48px;
  display:flex; flex-wrap:wrap; gap:26px 44px; align-items:flex-start; justify-content:space-between;
}
.footer__brand{display:flex; align-items:center; gap:13px}
.footer__brand svg{width:64px; height:auto; color:var(--ink-2)}
.footer__brand span{
  font-family:var(--display); font-weight:700; font-size:13.5px;
  letter-spacing:.02em; text-transform:uppercase; color:var(--ink-2); line-height:1.35; max-width:20ch;
}
.footer__links{display:flex; flex-wrap:wrap; gap:8px 26px}
.footer__links a{
  font-family:var(--mono); font-size:12px; letter-spacing:.13em; text-transform:uppercase;
  color:var(--ink-2); text-decoration:none; border-bottom:1px solid transparent;
}
.footer__links a:hover{color:var(--ink); border-bottom-color:var(--band)}
.footer__legal{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.04em; color:var(--ink-3);
  margin:0; line-height:1.7; width:100%; padding-top:22px; border-top:1px solid var(--line-2);
}

@media (max-width:560px){
  .masthead__inner{flex-direction:column; align-items:flex-start; gap:16px}
  .nav{gap:22px}
  .brand__mark{width:62px}
}

/* ---------- attribute list (right column of the fuze section) ---------- */
.attrlist{list-style:none; margin:0; padding:0; border-top:1px solid var(--line)}
.attrlist li{
  display:flex; align-items:baseline; gap:18px;
  padding:20px 0 20px; border-bottom:1px solid var(--line);
}
.attrlist .n{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.16em; color:var(--ink-3);
  flex:none; width:2.4em;
}
.attrlist .k{
  font-family:var(--display); font-weight:700; font-size:clamp(24px,3vw,32px);
  letter-spacing:-.025em; text-transform:uppercase; line-height:1.05;
}
.attrlist li:nth-child(1) .k::after,
.attrlist li:nth-child(2) .k::after,
.attrlist li:nth-child(3) .k::after{
  content:""; display:block; width:34px; height:3px; background:var(--band); margin-top:12px;
}
.attrqual{
  margin:20px 0 0; font-size:15px; line-height:1.6; color:var(--ink-3);
  font-family:var(--mono); letter-spacing:.02em;
}

/* ---------- two-column statement ---------- */
.split{display:grid; grid-template-columns:1fr; gap:clamp(34px,5vw,64px); align-items:start}
@media (min-width:900px){.split{grid-template-columns:minmax(0,1fr) minmax(0,.85fr)}}
.split .section__head{margin-bottom:24px}

/* keep the footer at the bottom on short pages (contact) */
main{flex:1 0 auto}
.footer{flex:none}

/* ---------- form ---------- */
.form{display:flex; flex-direction:column; gap:20px}

.field{display:flex; flex-direction:column; gap:8px}
.field label{
  font-family:var(--mono); font-size:11.5px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--ink-2); display:flex; align-items:baseline; gap:10px;
}
.field .req{
  font-size:9.5px; letter-spacing:.12em; color:var(--ink-3);
  border:1px solid var(--line); padding:1px 6px; border-radius:3px;
}
.field input,
.field textarea{
  font-family:var(--display); font-size:16px; line-height:1.5; color:var(--ink);
  background:var(--paper); border:1px solid var(--line); border-radius:0;
  padding:12px 14px; width:100%; transition:border-color .15s ease, box-shadow .15s ease;
}
.field textarea{resize:vertical; min-height:140px}
.field input:hover,
.field textarea:hover{border-color:var(--ink-3)}
.field input:focus,
.field textarea:focus{
  outline:none; border-color:var(--ink);
  box-shadow:inset 0 -3px 0 var(--band);
}
.field--bad input,
.field--bad textarea{border-color:var(--alert)}
.field__err{
  margin:0; font-family:var(--mono); font-size:12.5px; line-height:1.5; color:var(--alert);
}

/* decoy field for automated submissions — off-screen, never focusable */
.hp{position:absolute; left:-9999px; width:1px; height:1px; overflow:hidden}

.form__note{
  margin:2px 0 0; font-family:var(--mono); font-size:12px; line-height:1.65;
  color:var(--ink-3); letter-spacing:.02em;
}

.alert{border:1px solid var(--line); padding:20px 22px; margin:0 0 24px; background:var(--paper)}
.alert p{margin:0; font-size:15.5px; line-height:1.6; color:var(--ink-2); max-width:none}
.alert__label{
  font-family:var(--mono) !important; font-size:11px; letter-spacing:.17em; text-transform:uppercase;
  margin:0 0 10px !important; font-weight:400;
}
.alert--ok{border-left:3px solid var(--band)}
.alert--ok .alert__label{color:var(--ink)}
.alert--bad{border-left:3px solid var(--alert)}
.alert--bad .alert__label{color:var(--alert) !important}

/* the contact page now carries a form, so give its card column room */
.contact__grid .mailcard{margin-top:28px}