/* ============================================================
   IDMR · PROCESS SUB-PAGES · shared styles
   Used by /process/brief, /process/concept, /process/3d-modeling, /process/visualisation
   Reuses the homepage design tokens for consistency.
   ============================================================ */

:root{
  --bg:#0a0a0b;
  --bg-2:#141417;
  --bg-3:#1c1c1f;
  --ink:#f4f1ea;
  --ink-dim:#9a968d;
  --ink-mute:#615e57;
  --accent:#e84c1d;
  --accent-2:#f5b700;
  --line:#2a2a2e;
  --line-strong:#3a3a3e;
  --display:"Chakra Petch","Eurostile",sans-serif;
  --body:"Sora","Inter",-apple-system,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,monospace;
}
*{box-sizing:border-box}
html{overflow-x:clip;max-width:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:var(--body);
  font-weight:300;
  line-height:1.6;
  margin:0;padding:0;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  max-width:100%;
}
body::before{
  content:"";
  position:fixed;inset:0;
  pointer-events:none;
  z-index:100;
  opacity:.07;
  mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)' opacity='0.9'/></svg>");
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
section, footer{overflow-x:clip}

/* ---------- NAV (matches homepage exactly) ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:50;
  padding:18px 32px;
  display:flex;align-items:center;justify-content:space-between;
  backdrop-filter:blur(14px);
  background:rgba(10,10,11,.7);
  border-bottom:1px solid var(--line);
}
.logo{display:inline-flex;align-items:center;height:32px}
.logo svg{height:100%;width:auto;display:block}
.logo .id{fill:var(--accent)}
.logo .mr{fill:var(--ink)}
.logo .bar{stroke:var(--accent);stroke-width:2}
.nav-links{display:flex;gap:36px;font-family:var(--mono);font-size:11px;letter-spacing:.18em;text-transform:uppercase;align-items:center}
.nav-links a{color:var(--ink-dim);transition:color .25s}
.nav-links a:hover, .nav-links a.active{color:var(--ink)}
.nav-cta{
  background:var(--ink);color:var(--bg);
  padding:10px 18px;border-radius:999px;
  font-size:12px;font-weight:500;letter-spacing:.08em;text-transform:uppercase;
  transition:transform .25s, background .25s;
  white-space:nowrap;
}
.nav-cta:hover{background:var(--accent);color:#fff;transform:translateY(-1px)}

/* ---------- MEGA-MENU INFRASTRUCTURE (shared with homepage) ---------- */
.nav-item{position:relative}
.nav-item > a, .nav-item > button{
  color:var(--ink-dim);
  transition:color .25s;
  background:none;border:none;padding:0;
  font:inherit;letter-spacing:inherit;text-transform:inherit;
  cursor:pointer;
  display:inline-flex;align-items:center;gap:6px;
}
.nav-item > a:hover, .nav-item > button:hover, .nav-item > a.active{color:var(--ink)}
.nav-item.has-mega > button::after{
  content:"";
  width:6px;height:6px;border-right:1px solid currentColor;border-bottom:1px solid currentColor;
  transform:rotate(45deg) translateY(-2px);
  transition:transform .25s;
}
.nav-item.has-mega:hover > button::after{transform:rotate(225deg) translateY(0)}
.mega-panel{
  position:fixed;
  top:64px;left:0;right:0;
  background:rgba(10,10,11,0.97);
  backdrop-filter:blur(20px);
  -webkit-backdrop-filter:blur(20px);
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:48px 32px 56px;
  opacity:0;visibility:hidden;
  transform:translateY(-8px);
  transition:opacity .25s ease, transform .35s cubic-bezier(.2,.8,.2,1), visibility 0s linear .25s;
  pointer-events:none;
  z-index:49;
}
.nav-item.has-mega:hover .mega-panel,
.nav-item.has-mega:focus-within .mega-panel,
.mega-panel:hover{
  opacity:1;visibility:visible;
  transform:translateY(0);
  pointer-events:auto;
  transition:opacity .25s ease, transform .35s cubic-bezier(.2,.8,.2,1), visibility 0s linear 0s;
}
.mega-inner{max-width:1400px;margin:0 auto;display:grid;gap:24px}

/* Process mega-panel: 5 image cards (Work style) */
.mega-process .mega-inner{grid-template-columns:repeat(5, 1fr)}
/* Work mega-panel: 3 sector cards */
.mega-work .mega-inner{grid-template-columns:repeat(3, 1fr)}
/* Capabilities mega-panel: 4 numbered cards */
.mega-caps .mega-inner{grid-template-columns:repeat(4, 1fr)}
.mega-card{
  display:block;
  text-decoration:none;color:inherit;
  border:1px solid var(--line);
  background:var(--bg);
  transition:border-color .3s, transform .3s, background .3s;
  overflow:hidden;
  position:relative;
}
.mega-card:hover{
  border-color:var(--accent);
  background:var(--bg-2);
  transform:translateY(-2px);
}
.mega-card-img{
  width:100%;height:120px;object-fit:cover;display:block;
  filter:grayscale(35%) brightness(.85);
  transition:filter .4s, transform .6s;
}
.mega-card:hover .mega-card-img{filter:grayscale(0%) brightness(1);transform:scale(1.03)}
.mega-card-body{padding:16px 18px}
.mega-card-tag{
  font-family:var(--mono);font-size:9px;letter-spacing:.2em;
  text-transform:uppercase;color:var(--accent);margin-bottom:8px;
}
.mega-card-title{
  font-family:var(--display);font-weight:600;
  font-size:16px;line-height:1.15;margin-bottom:6px;
  color:var(--ink);letter-spacing:.01em;
}
.mega-card-desc{
  font-family:var(--mono);font-size:10px;letter-spacing:.04em;
  line-height:1.5;color:var(--ink-mute);
}
.mega-card-arrow{
  position:absolute;top:12px;right:12px;
  color:var(--accent);
  font-size:14px;
  opacity:.6;transition:opacity .3s, transform .3s;
  z-index:2;
}
.mega-card:hover .mega-card-arrow{opacity:1;transform:translate(2px,-2px)}

/* Capabilities-style cards (kept in case any other dropdown uses them) */
.mega-cap-card{
  display:block;text-decoration:none;color:inherit;
  padding:24px 22px;
  border:1px solid var(--line);
  background:var(--bg);
  transition:border-color .3s, transform .3s, background .3s;
  position:relative;
  min-height:160px;
}
.mega-cap-card:hover{
  border-color:var(--accent);
  background:var(--bg-2);
  transform:translateY(-2px);
}
.mega-cap-num{
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  color:var(--accent);margin-bottom:14px;
}
.mega-cap-title{
  font-family:var(--display);font-weight:600;
  font-size:16px;line-height:1.15;margin-bottom:10px;
  color:var(--ink);
}
.mega-cap-desc{
  font-family:var(--mono);font-size:10px;letter-spacing:.04em;
  line-height:1.55;color:var(--ink-mute);
}
.mega-cap-card::before{
  content:"";
  position:absolute;top:0;left:0;
  width:0;height:1px;
  background:var(--accent);
  transition:width .4s ease;
}
.mega-cap-card:hover::before{width:100%}

@media(max-width:820px){
  .mega-panel{display:none}
  .nav-item.has-mega > button::after{display:none}
}
.nav-burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:transparent;border:none;padding:8px;flex-shrink:0;z-index:101;position:relative}
.nav-burger span{width:24px;height:1.5px;background:var(--ink);transition:transform .35s cubic-bezier(.2,.8,.2,1), opacity .25s;transform-origin:center}
.nav-burger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}

/* Mobile nav */
.mobile-nav{
  position:fixed;top:0;left:0;right:0;bottom:0;
  background:rgba(10,10,11,.97);
  backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
  z-index:100;display:flex;flex-direction:column;
  padding:88px 32px 32px;
  opacity:0;visibility:hidden;transform:translateY(-12px);
  transition:opacity .35s ease, transform .4s cubic-bezier(.2,.8,.2,1), visibility 0s linear .35s;
  overflow-y:auto;
}
.mobile-nav.open{opacity:1;visibility:visible;transform:translateY(0);transition:opacity .35s ease, transform .4s cubic-bezier(.2,.8,.2,1), visibility 0s linear 0s}
.mobile-nav-list{display:flex;flex-direction:column;list-style:none;padding:0;margin:0}
.mobile-nav-list a{
  display:flex;align-items:center;justify-content:space-between;
  padding:24px 4px;
  border-bottom:1px solid rgba(244,241,234,.08);
  color:var(--ink);
  font-family:var(--display);font-size:28px;font-weight:600;letter-spacing:.01em;
  text-transform:none;text-decoration:none;
  transition:color .25s, padding-left .25s;
}
.mobile-nav-list a:hover, .mobile-nav-list a:focus{color:var(--accent);padding-left:12px}
.mobile-nav-list a .arrow{color:var(--accent);font-size:18px;opacity:.6;transition:transform .25s, opacity .25s}
.mobile-nav-list a:hover .arrow{opacity:1;transform:translateX(4px)}
.mobile-nav-list a .num{font-family:var(--mono);font-size:10px;color:var(--ink-mute);letter-spacing:.2em;margin-right:14px}
.mobile-nav-cta{margin-top:32px;background:var(--accent);color:#fff;padding:18px 24px;border-radius:999px;font-family:var(--mono);font-size:13px;letter-spacing:.1em;text-transform:uppercase;text-decoration:none;text-align:center;transition:transform .25s, background .25s}
.mobile-nav-cta:hover{background:#ff5e2c;transform:translateY(-2px)}
.mobile-nav-meta{margin-top:auto;padding-top:32px;border-top:1px solid rgba(244,241,234,.08);font-family:var(--mono);font-size:10px;letter-spacing:.15em;color:var(--ink-mute);text-transform:uppercase;display:flex;justify-content:space-between;align-items:center}
@media(max-width:820px){
  .nav{padding:14px 18px}
  .nav-links{display:none}
  .nav-burger{display:flex}
  .nav-cta{display:none}
  .logo svg{height:28px}
}
body.nav-open{overflow:hidden}

/* ---------- PROCESS PAGE LAYOUT ---------- */
.proc-hero{
  padding:160px 32px 80px;
  position:relative;
  border-bottom:1px solid var(--line);
}
.proc-hero-inner{max-width:1200px;margin:0 auto;position:relative}
.proc-breadcrumb{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  color:var(--ink-mute);text-transform:uppercase;
  margin-bottom:24px;
  display:flex;gap:10px;align-items:center;
}
.proc-breadcrumb a{color:var(--ink-mute);transition:color .25s}
.proc-breadcrumb a:hover{color:var(--accent)}
.proc-breadcrumb-sep{color:var(--accent)}
.proc-step-num{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  color:var(--accent);text-transform:uppercase;
  margin-bottom:18px;
}
.proc-title{
  font-family:var(--display);font-weight:700;
  font-size:clamp(48px,7vw,96px);line-height:1.02;
  letter-spacing:-.01em;
  margin:0 0 30px;
  max-width:14ch;
}
.proc-title em{font-style:normal;color:var(--accent)}
.proc-lead{
  font-family:var(--body);font-size:clamp(17px,1.4vw,21px);
  color:var(--ink-dim);
  max-width:62ch;line-height:1.55;
  margin:0;
}

/* Step navigation strip below hero */
.proc-step-nav{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  background:var(--bg-2);
  display:grid;grid-template-columns:repeat(5, 1fr);
}
.proc-step-nav a{
  padding:24px 18px;
  border-right:1px solid var(--line);
  display:block;
  transition:background .3s, padding-left .3s;
  position:relative;
}
.proc-step-nav a:last-child{border-right:none}
.proc-step-nav a:hover{background:var(--bg-3);padding-left:30px}
.proc-step-nav a.current{background:var(--bg)}
.proc-step-nav a.current::before{
  content:"";
  position:absolute;left:0;top:0;bottom:0;
  width:3px;background:var(--accent);
}
.proc-step-nav-num{
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  color:var(--accent);text-transform:uppercase;margin-bottom:6px;
}
.proc-step-nav-title{
  font-family:var(--display);font-size:15px;font-weight:600;
  color:var(--ink);letter-spacing:.01em;
}
.proc-step-nav a.current .proc-step-nav-title{color:var(--accent)}
@media(max-width:1100px){
  .proc-step-nav{grid-template-columns:repeat(2, 1fr)}
  .proc-step-nav a{padding:18px 16px;border-bottom:1px solid var(--line)}
  .proc-step-nav a:nth-child(2n){border-right:none}
  .proc-step-nav a:nth-child(5){grid-column:1 / -1;border-right:none}
}
@media(max-width:560px){
  .proc-step-nav{grid-template-columns:1fr}
  .proc-step-nav a{border-right:none}
  .proc-step-nav a:nth-child(5){grid-column:auto}
}

/* Body sections */
.proc-section{padding:100px 32px;position:relative}
.proc-section-inner{max-width:1200px;margin:0 auto}
.proc-eyebrow{
  font-family:var(--mono);font-size:11px;letter-spacing:.2em;
  color:var(--accent);text-transform:uppercase;
  margin-bottom:18px;
}
.proc-h2{
  font-family:var(--display);font-weight:600;
  font-size:clamp(32px,4.5vw,52px);line-height:1.08;
  letter-spacing:-.005em;
  margin:0 0 28px;
  max-width:18ch;
}
.proc-h2 em{font-style:italic;color:var(--accent)}
.proc-body{
  font-family:var(--body);font-size:17px;line-height:1.7;
  color:var(--ink-dim);
  max-width:64ch;
}
.proc-body p{margin:0 0 22px}
.proc-body strong{color:var(--ink);font-weight:500}

/* Two-column block (text left, visual right) */
.proc-twocol{
  display:grid;grid-template-columns:1fr 1.3fr;gap:60px;
  align-items:start;
}
@media(max-width:900px){
  .proc-twocol{grid-template-columns:1fr;gap:40px}
}

/* Image grid (2x2 for the rhino captures) */
.proc-image-grid{
  display:grid;grid-template-columns:repeat(2,1fr);gap:24px;
  margin-top:60px;
}
@media(max-width:720px){.proc-image-grid{grid-template-columns:1fr}}
.proc-image-card{
  background:var(--bg-2);
  border:1px solid var(--line);
  overflow:hidden;
  position:relative;
  transition:border-color .35s, transform .4s;
}
.proc-image-card:hover{
  border-color:var(--accent);
  transform:translateY(-3px);
}
.proc-image-card img{
  width:100%;height:auto;
  display:block;
  transition:transform .8s ease;
}
.proc-image-card:hover img{transform:scale(1.025)}
.proc-image-meta{
  position:absolute;top:14px;left:14px;
  font-family:var(--mono);font-size:9px;
  letter-spacing:.2em;text-transform:uppercase;
  color:var(--accent);
  background:rgba(10,10,11,.85);
  padding:5px 10px;
  border-left:2px solid var(--accent);
}
.proc-image-caption{
  padding:18px 22px;
  font-family:var(--mono);font-size:10px;
  letter-spacing:.06em;
  color:var(--ink-dim);
  border-top:1px solid var(--line);
  background:var(--bg);
  line-height:1.5;
}
.proc-image-caption strong{color:var(--accent);font-weight:500;display:block;margin-bottom:4px;font-size:11px;letter-spacing:.15em;text-transform:uppercase}

/* Toolchain capability list */
.proc-tools{
  margin-top:40px;
  border-top:1px solid var(--line);
}
.proc-tool-row{
  padding:28px 0;
  border-bottom:1px solid var(--line);
  display:grid;grid-template-columns:120px 1fr 100px;gap:32px;
  align-items:center;
}
@media(max-width:720px){
  .proc-tool-row{grid-template-columns:80px 1fr;gap:18px}
  .proc-tool-tag{display:none}
}
.proc-tool-name{
  font-family:var(--display);font-weight:600;
  font-size:18px;color:var(--ink);
  letter-spacing:.02em;
}
.proc-tool-num{font-family:var(--mono);font-size:11px;color:var(--accent);letter-spacing:.2em}
.proc-tool-desc{
  font-family:var(--mono);font-size:11px;
  color:var(--ink-dim);letter-spacing:.04em;
  line-height:1.5;
}
.proc-tool-tag{
  font-family:var(--mono);font-size:9px;
  letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);
  text-align:right;
}

/* Empty placeholder card (for Alias / SolidWorks not yet uploaded) */
.proc-image-placeholder{
  background:var(--bg-2);
  border:1px dashed var(--line-strong);
  aspect-ratio:16/9;
  display:flex;align-items:center;justify-content:center;
  flex-direction:column;gap:10px;
  color:var(--ink-mute);
  font-family:var(--mono);
  font-size:10px;letter-spacing:.18em;text-transform:uppercase;
  padding:40px 24px;
  text-align:center;
}
.proc-image-placeholder span:first-child{
  width:36px;height:36px;
  border:1.5px solid var(--ink-mute);
  border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;
  margin-bottom:10px;
}

/* Step navigation footer (prev / next) */
.proc-footer-nav{
  border-top:1px solid var(--line);
  display:grid;grid-template-columns:1fr 1fr;
}
.proc-footer-nav a{
  padding:48px 32px;
  display:flex;flex-direction:column;gap:12px;
  background:var(--bg);
  transition:background .35s, padding .35s;
}
.proc-footer-nav a:first-child{border-right:1px solid var(--line);text-align:left}
.proc-footer-nav a:last-child{text-align:right;align-items:flex-end}
.proc-footer-nav a:hover{background:var(--bg-2)}
.proc-footer-nav a:first-child:hover{padding-left:42px}
.proc-footer-nav a:last-child:hover{padding-right:42px}
.proc-footer-nav-label{
  font-family:var(--mono);font-size:10px;letter-spacing:.2em;
  color:var(--accent);text-transform:uppercase;
}
.proc-footer-nav-title{
  font-family:var(--display);font-weight:600;
  font-size:24px;color:var(--ink);
  letter-spacing:.01em;
}
.proc-footer-nav-disabled{
  padding:48px 32px;
  color:var(--ink-mute);
  font-family:var(--mono);font-size:11px;letter-spacing:.15em;
  text-transform:uppercase;
  display:flex;align-items:center;
}
@media(max-width:720px){
  .proc-footer-nav{grid-template-columns:1fr}
  .proc-footer-nav a:first-child{border-right:none;border-bottom:1px solid var(--line)}
}

/* CTA strip */
.proc-cta{
  padding:120px 32px;
  background:var(--bg-2);
  text-align:center;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.proc-cta-h{
  font-family:var(--display);font-weight:600;
  font-size:clamp(32px,4vw,48px);
  margin:0 0 22px;
  max-width:18ch;margin-inline:auto;
  line-height:1.1;
}
.proc-cta-h em{font-style:italic;color:var(--accent)}
.proc-cta-lead{color:var(--ink-dim);max-width:50ch;margin:0 auto 36px}
.proc-cta-btn{
  display:inline-flex;align-items:center;gap:10px;
  background:var(--accent);color:#fff;
  padding:16px 28px;border-radius:999px;
  font-family:var(--mono);font-size:12px;letter-spacing:.12em;
  text-transform:uppercase;
  transition:transform .25s, background .25s;
}
.proc-cta-btn:hover{background:#ff5e2c;transform:translateY(-2px)}

/* Footer (matches homepage) */
footer{
  background:var(--bg);
  padding:80px 32px 40px;
  border-top:1px solid var(--line);
}
.footer-grid{
  max-width:1400px;margin:0 auto;
  display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:60px;
}
@media(max-width:820px){
  .footer-grid{grid-template-columns:1fr 1fr;gap:40px}
}
.footer-col h5{
  font-family:var(--mono);font-size:10px;
  letter-spacing:.22em;color:var(--ink-mute);
  text-transform:uppercase;
  margin:0 0 18px;
}
.footer-col a{
  display:block;color:var(--ink-dim);
  font-size:13px;
  padding:6px 0;
  transition:color .2s;
}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  max-width:1400px;margin:50px auto 0;
  padding-top:30px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;
  font-family:var(--mono);font-size:10px;letter-spacing:.18em;
  color:var(--ink-mute);text-transform:uppercase;
}
@media(max-width:720px){.footer-bottom{flex-direction:column;gap:12px;text-align:center}}


  /* Language switcher */
  .lang-switch{display:inline-flex;align-items:center;gap:1px;background:var(--line);padding:1px;border-radius:999px;margin-right:14px;font-family:"JetBrains Mono",monospace;font-size:10px;letter-spacing:.18em;text-transform:uppercase}
  .lang-switch a{padding:7px 12px;border-radius:999px;color:var(--ink-mute);transition:color .25s, background .25s;text-decoration:none}
  .lang-switch a.active{background:var(--bg);color:var(--ink)}
  .lang-switch a:not(.active):hover{color:var(--ink)}
  @media(max-width:820px){.lang-switch{display:none}}
  .mobile-lang-switch{display:none;margin:24px 0 0;align-items:center;justify-content:center;gap:1px;background:var(--line);padding:1px;border-radius:999px;font-family:"JetBrains Mono",monospace;font-size:11px;letter-spacing:.18em;text-transform:uppercase;width:fit-content;margin-inline:auto}
  .mobile-lang-switch a{padding:9px 18px;border-radius:999px;color:var(--ink-mute);transition:color .25s, background .25s;text-decoration:none}
  .mobile-lang-switch a.active{background:var(--bg);color:var(--ink)}
  @media(max-width:820px){.mobile-lang-switch{display:flex}}