/* =========================================================
   ANVIL ROBOTICS — design system
   Industrial steel-charcoal base, single safety-amber accent.
   Big Shoulders (condensed industrial display), IBM Plex Mono
   (spec data / labels), IBM Plex Sans (body).
   ========================================================= */

:root{
  --void:       #08090b;
  --ink:        #0d0f12;
  --charcoal:   #14161a;
  --charcoal-2: #1b1e23;
  --charcoal-3: #23262c;
  --line:       #2f333a;
  --line-strong:#3d424b;

  --amber:      #ff8a1f;
  --amber-light:#ffab5c;
  --amber-dim:  #b35f10;
  --amber-soft: rgba(255,138,31,.13);

  --steel:      #9299a3;
  --steel-dim:  #666c76;

  --off:        #eef0f3;
  --off-dim:    #b7bcc4;
  --off-faint:  #7d8390;

  --ok:         #4fd18a;

  --display:      "Big Shoulders", "Arial Narrow", sans-serif;
  --display-text: "Big Shoulders Text", "Arial Narrow", sans-serif;
  --mono:         "IBM Plex Mono", "SFMono-Regular", ui-monospace, monospace;
  --body:         "IBM Plex Sans", -apple-system, "Helvetica Neue", Arial, sans-serif;

  --wrap: 1200px;
  --radius: 2px;
  --shadow-lg: 0 30px 60px -20px rgba(0,0,0,.6);
  --shadow-sm: 0 8px 20px -8px rgba(0,0,0,.5);
}

*, *::before, *::after{ box-sizing: border-box; }
html, body{ overflow-x: clip; }

body{
  margin: 0;
  background: var(--charcoal);
  color: var(--off);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4{ margin: 0; font-family: var(--display-text); font-weight: 700; color: var(--off); letter-spacing: -.005em; }
p{ margin: 0; }
button{ font-family: inherit; }
table{ border-collapse: collapse; width: 100%; }

.wrap{
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 28px;
}

.skip-link{
  position: absolute; left: -999px; top: 0;
  background: var(--amber); color: var(--ink); padding: 12px 18px;
  z-index: 999; font-weight: 700; font-family: var(--mono);
}
.skip-link:focus{ left: 16px; top: 16px; }

/* -------- texture: faint technical blueprint grid -------- */
body::before{
  content: "";
  position: fixed; inset: 0; pointer-events: none; z-index: 2000;
  opacity: .025; mix-blend-mode: overlay;
  background-image:
    linear-gradient(#fff 1px, transparent 1px),
    linear-gradient(90deg, #fff 1px, transparent 1px);
  background-size: 48px 48px;
}

/* ============ kicker / labels ============ */
.kicker{
  font-family: var(--mono);
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: 12.5px;
  color: var(--amber-light);
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.kicker::before{
  content: "";
  width: 8px; height: 8px;
  background: var(--amber);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
  display: inline-block;
  flex: none;
}

/* ============ buttons ============ */
.btn{
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px;
  font-family: var(--mono);
  letter-spacing: .04em;
  text-transform: uppercase;
  font-size: 13.5px;
  font-weight: 500;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .3s cubic-bezier(.2,.9,.25,1.2), box-shadow .3s ease, background .25s ease, color .25s ease, border-color .25s ease;
}
.btn svg{ width: 16px; height: 16px; flex: none; }
.btn-amber{
  background: var(--amber); color: var(--ink);
  box-shadow: var(--shadow-sm);
}
.btn-amber:hover{ background: var(--amber-light); transform: translateY(-2px); box-shadow: 0 16px 30px -10px rgba(255,138,31,.4); }
.btn-ghost{
  background: transparent; color: var(--off);
  border-color: var(--line-strong);
}
.btn-ghost:hover{ border-color: var(--amber); color: var(--amber-light); transform: translateY(-2px); }
.btn-block{ width: 100%; justify-content: center; }

/* ============ header / nav ============ */
.site-header{
  position: sticky; top: 0; z-index: 500;
  background: rgba(20,22,26,.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
  transition: box-shadow .3s ease;
}
.site-header.is-scrolled{ box-shadow: 0 12px 30px -18px rgba(0,0,0,.65); }
.nav-bar{
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; padding: 14px 28px;
}
.brand{ display: flex; align-items: center; gap: 12px; flex: none; }
.brand-mark{ width: 42px; height: 42px; flex: none; }
.brand-name{
  font-family: var(--display); font-weight: 700; font-size: 23px;
  color: var(--off); line-height: 1; letter-spacing: .01em; text-transform: uppercase;
}
.brand-name small{
  display: block; font-family: var(--mono); font-weight: 400;
  letter-spacing: .18em; text-transform: uppercase; font-size: 10px;
  color: var(--amber-light); margin-top: 4px;
}

.nav-links{
  display: flex; align-items: center; gap: 30px;
  font-family: var(--mono); letter-spacing: .04em; text-transform: uppercase; font-size: 13px;
}
.nav-links a{ color: var(--off-dim); padding: 6px 2px; position: relative; transition: color .2s ease; }
.nav-links a::after{
  content: ""; position: absolute; left: 0; right: 100%; bottom: -3px; height: 2px;
  background: var(--amber); transition: right .28s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{ color: var(--off); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after{ right: 0; }
.nav-mobile-cta{ display: none; }

.nav-cta{ display: flex; align-items: center; gap: 18px; flex: none; }
.nav-status{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--mono); letter-spacing: .04em; font-size: 12.5px; color: var(--off-dim);
}
.nav-status .dot{ width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 3px rgba(79,209,138,.2); animation: pulse-dot 2.4s ease-in-out infinite; }

.nav-toggle{
  display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px;
}
.nav-toggle span{ width: 24px; height: 2px; background: var(--off); }

@keyframes pulse-dot{
  0%, 100%{ opacity: 1; }
  50%{ opacity: .4; }
}

/* ============ hero ============ */
.hero{ position: relative; overflow: clip; }
.hero-media{
  position: relative; height: 82vh; min-height: 580px; max-height: 860px;
  overflow: clip;
}
.hero-media img{
  width: 100%; height: 100%; object-fit: cover; object-position: center 55%;
}
.hero-media::after{
  content: "";
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(8,9,11,.6) 0%, rgba(8,9,11,.1) 30%, rgba(8,9,11,.4) 65%, rgba(8,9,11,.97) 100%),
    linear-gradient(90deg, rgba(8,9,11,.7) 0%, rgba(8,9,11,0) 48%);
}
.hero-inner{
  position: absolute; left: 0; right: 0; bottom: 64px;
  z-index: 5;
}
.h-hero{
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(34px, 5.2vw, 72px);
  line-height: 1.04;
  letter-spacing: -.005em;
  max-width: 780px;
  text-shadow: 0 2px 16px rgba(0,0,0,.65), 0 1px 3px rgba(0,0,0,.8);
}
.h-hero em{ font-style: normal; color: var(--amber-light); }
.hero-lede{
  margin-top: 22px; max-width: 50ch; font-size: 17.5px; color: var(--off-dim);
}
.hero-actions{ display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }

/* -------- hero telemetry card -------- */
.hud-card{
  position: absolute; right: 28px; top: 120px; z-index: 6;
  width: 220px;
  background: rgba(13,15,18,.82); backdrop-filter: blur(8px);
  border: 1px solid var(--line-strong); border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-lg);
}
.hud-card-head{
  display: flex; align-items: center; justify-content: space-between;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--off-faint); padding-bottom: 10px; margin-bottom: 10px; border-bottom: 1px solid var(--line);
}
.hud-card-head .dot{ width: 6px; height: 6px; border-radius: 50%; background: var(--ok); animation: pulse-dot 2.4s ease-in-out infinite; }
.hud-row{ display: flex; align-items: baseline; justify-content: space-between; padding: 5px 0; }
.hud-row span:first-child{ font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--off-faint); }
.hud-row span:last-child{ font-family: var(--mono); font-size: 15px; color: var(--amber-light); font-weight: 600; }

/* ============ trust strip ============ */
.trust-strip{
  background: var(--ink);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.trust-inner{
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.trust-item{
  display: flex; align-items: center; gap: 14px;
  padding: 24px 22px;
  border-right: 1px solid var(--line);
}
.trust-item:last-child{ border-right: none; }
.trust-item svg{ width: 28px; height: 28px; flex: none; color: var(--amber); }
.trust-item strong{ display: block; font-family: var(--display-text); font-size: 15.5px; color: var(--off); font-weight: 700; }
.trust-item span{ display: block; font-size: 12px; color: var(--off-faint); margin-top: 2px; letter-spacing: .02em; font-family: var(--mono); }

/* ============ section scaffolding ============ */
section{ position: relative; }
.section{ padding: 108px 0; }
.section-tight{ padding: 80px 0; }
.section-head{ max-width: 660px; margin-bottom: 56px; }
.section-head h2{
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(32px, 4.2vw, 50px); line-height: 1.02; margin-top: 16px;
}
.section-head p{ margin-top: 18px; color: var(--off-dim); font-size: 17px; max-width: 56ch; }
.section-alt{ background: var(--charcoal-2); }
.section-ink{ background: var(--ink); }
.center{ text-align: center; margin-left: auto; margin-right: auto; }

/* ============ hazard divider ============ */
.hazard-strip{
  height: 7px;
  background: repeating-linear-gradient(-45deg, var(--amber) 0 14px, var(--ink) 14px 28px);
  opacity: .9;
}

/* ============ HUD stats (signature motion) ============ */
.hud-strip{
  position: relative; overflow: clip;
  background: var(--ink);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 76px 0;
}
.hud-scan-line{
  position: absolute; left: 0; right: 0; top: -30%; height: 40%;
  background: linear-gradient(180deg, transparent, rgba(255,138,31,.16), transparent);
  pointer-events: none; z-index: 1;
}
.hud-grid{
  position: relative; z-index: 2;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
}
.hud-stat{
  border-left: 1px solid var(--line);
  padding: 4px 0 4px 26px;
}
.hud-stat:first-child{ border-left: none; padding-left: 0; }
.hud-num{
  font-family: var(--mono); font-weight: 600; font-size: clamp(34px, 4vw, 52px);
  color: var(--amber-light); line-height: 1; letter-spacing: -.01em;
  display: inline-flex; align-items: baseline; gap: 3px;
}
.hud-num .unit{ font-size: 42%; color: var(--off-dim); font-weight: 500; }
.hud-label{
  margin-top: 12px; font-family: var(--mono); font-size: 12px; letter-spacing: .05em;
  text-transform: uppercase; color: var(--off-faint); max-width: 22ch;
}

/* ============ fleet / product angle grid ============ */
.angle-grid{
  display: grid; grid-template-columns: 1.3fr 1fr; grid-template-rows: 1fr 1fr; gap: 18px;
}
.angle-card{
  position: relative; overflow: clip; border-radius: var(--radius);
  border: 1px solid var(--line); background: var(--charcoal-3);
}
.angle-card.span-2{ grid-row: span 2; }
.angle-card img{ width: 100%; height: 100%; object-fit: cover; transition: transform .6s ease; }
.angle-card-cap{
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 18px 20px;
  background: linear-gradient(0deg, rgba(8,9,11,.92) 10%, transparent 100%);
}
.angle-card-cap .tag{ font-family: var(--mono); font-size: 11px; letter-spacing: .08em; text-transform: uppercase; color: var(--amber-light); }
.angle-card-cap strong{ display: block; font-family: var(--display-text); font-size: 18px; margin-top: 4px; color: var(--off); }

/* -------- scan-line hover (lidar sweep) -------- */
.scan-hover{ position: relative; }
.scan-hover .sweep{
  position: absolute; left: 0; right: 0; top: -20%; height: 26%;
  background: linear-gradient(180deg, transparent, rgba(255,138,31,.55), transparent);
  transform: translateY(-140%);
  transition: transform .8s cubic-bezier(.2,.7,.15,1);
  pointer-events: none; z-index: 3; mix-blend-mode: screen;
}
.scan-hover:hover img{ transform: scale(1.04); }
.scan-hover:hover .sweep{ transform: translateY(560%); }

/* ============ model teaser cards ============ */
.model-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; }
.model-card{
  background: var(--charcoal-3); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 26px; position: relative; overflow: clip;
}
.model-card::before{
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: var(--amber); transform: scaleX(0); transform-origin: left;
  transition: transform .4s cubic-bezier(.3,.9,.2,1);
}
.model-card:hover::before{ transform: scaleX(1); }
.model-code{ font-family: var(--mono); font-size: 12px; letter-spacing: .1em; color: var(--amber-light); }
.model-card h4{ font-family: var(--display-text); font-size: 21px; margin-top: 8px; }
.model-card p{ margin-top: 10px; color: var(--off-dim); font-size: 14.5px; line-height: 1.6; }
.model-specs{ display: flex; gap: 16px; margin-top: 16px; flex-wrap: wrap; }
.model-specs span{ font-family: var(--mono); font-size: 11.5px; color: var(--steel); letter-spacing: .03em; }
.model-specs strong{ color: var(--off); font-weight: 600; }

/* ============ route-trace diagram (signature motion) ============ */
.route-wrap{
  background: var(--charcoal-3); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow-sm);
}
.route-diagram{ width: 100%; height: auto; display: block; }
.route-floor{ fill: var(--charcoal-2); stroke: var(--line-strong); stroke-width: 1; }
.route-rack{ fill: var(--charcoal); stroke: var(--line-strong); stroke-width: 1; }
.route-path{ fill: none; stroke: var(--amber); stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.route-node{ fill: var(--steel); }
.route-node-label{ font-family: var(--mono); font-size: 9px; fill: var(--off-faint); letter-spacing: .04em; text-transform: uppercase; }
.route-bot{ fill: var(--amber-light); }
.route-bot-ring{ fill: none; stroke: var(--amber); stroke-width: 1; opacity: .5; }

.process-strip{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 44px; }
.process-step{ position: relative; }
.process-num{ font-family: var(--display); font-size: 44px; color: var(--amber-dim); line-height: 1; }
.process-step h4{ margin-top: 14px; font-size: 18px; font-family: var(--display-text); }
.process-step p{ margin-top: 8px; color: var(--off-dim); font-size: 14.5px; }

/* ============ testimonials / customer proof ============ */
.testi-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.testi-card{
  background: var(--charcoal); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px 28px;
}
.testi-logo{
  font-family: var(--display-text); font-weight: 700; font-size: 15px; letter-spacing: .02em;
  color: var(--steel); text-transform: uppercase; margin-bottom: 18px;
  display: flex; align-items: center; gap: 8px;
}
.testi-logo::before{ content:""; width: 16px; height: 2px; background: var(--amber-dim); display: inline-block; }
.testi-card blockquote{ margin: 0; font-size: 15.5px; color: var(--off); line-height: 1.6; }
.testi-who{ margin-top: 20px; display: flex; flex-direction: column; }
.testi-who strong{ font-family: var(--display-text); font-size: 14.5px; }
.testi-who span{ font-size: 12px; color: var(--off-faint); margin-top: 2px; font-family: var(--mono); }

/* ============ CTA band ============ */
.cta-band{
  background: linear-gradient(120deg, var(--ink) 0%, var(--charcoal) 60%);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 88px 0;
  position: relative; overflow: clip;
}
.cta-inner{ display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-inner h2{
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(30px, 3.8vw, 44px); max-width: 15ch;
}
.cta-inner p{ color: var(--off-dim); margin-top: 12px; max-width: 42ch; }
.cta-actions{ display: flex; gap: 16px; flex-wrap: wrap; }

/* ============ demo form ============ */
.demo-grid{ display: grid; grid-template-columns: 1.1fr .9fr; gap: 60px; align-items: start; }
.demo-form{
  background: var(--charcoal-2); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 40px;
}
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin-bottom: 18px; }
.field{ display: flex; flex-direction: column; gap: 8px; margin-bottom: 18px; }
.field label{ font-family: var(--mono); letter-spacing: .05em; text-transform: uppercase; font-size: 11.5px; color: var(--off-dim); }
.field input, .field select, .field textarea{
  background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 13px 14px; color: var(--off); font-family: var(--body); font-size: 15px;
  transition: border-color .2s ease, box-shadow .2s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{
  outline: none; border-color: var(--amber); box-shadow: 0 0 0 3px rgba(255,138,31,.16);
}
.field textarea{ resize: vertical; min-height: 96px; }
.form-note{ font-size: 12px; color: var(--off-faint); margin-top: 6px; font-family: var(--mono); }
.form-success{
  display: none; align-items: center; gap: 14px;
  background: rgba(79,209,138,.1); border: 1px solid rgba(79,209,138,.35);
  padding: 20px 22px; border-radius: var(--radius); margin-top: 20px;
}
.form-success.show{ display: flex; }
.form-success svg{ width: 24px; height: 24px; color: var(--ok); flex: none; }
.form-success strong{ display: block; color: var(--off); font-size: 15px; font-family: var(--display-text); }
.form-success span{ display: block; color: var(--off-dim); font-size: 13px; margin-top: 2px; }

.demo-info-card{
  background: var(--charcoal-3); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 32px; margin-bottom: 20px;
}
.demo-info-card h4{ font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; font-size: 12.5px; color: var(--amber-light); margin-bottom: 16px; }
.demo-info-card p{ color: var(--off-dim); font-size: 14.5px; line-height: 1.65; }
.demo-info-card .big-contact{ font-family: var(--display-text); font-size: 22px; color: var(--off); display: block; margin-top: 6px; }

/* ============ generic page hero (interior pages) ============ */
.page-hero{
  padding: 168px 0 70px;
  background: radial-gradient(ellipse at 20% 0%, rgba(255,138,31,.09), transparent 55%), var(--ink);
  border-bottom: 1px solid var(--line);
}
.page-hero .kicker{ margin-bottom: 18px; }
.page-hero h1{
  font-family: var(--display); text-transform: uppercase;
  font-size: clamp(38px, 5.6vw, 64px); max-width: 20ch; line-height: 1.0;
}
.page-hero p{ margin-top: 20px; color: var(--off-dim); font-size: 17px; max-width: 60ch; }
.breadcrumb{
  display: flex; gap: 8px; align-items: center;
  font-family: var(--mono); letter-spacing: .05em; text-transform: uppercase; font-size: 11.5px;
  color: var(--off-faint); margin-bottom: 26px;
}
.breadcrumb a{ color: var(--off-faint); }
.breadcrumb a:hover{ color: var(--amber-light); }

/* ============ product spec-sheet page ============ */
.spec-hud-row{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-bottom: 60px; }
.spec-hud{
  background: var(--ink); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px 20px;
}
.spec-hud .lbl{ font-family: var(--mono); font-size: 11px; letter-spacing: .06em; text-transform: uppercase; color: var(--off-faint); }
.spec-hud .val{ font-family: var(--mono); font-size: 28px; color: var(--amber-light); font-weight: 600; margin-top: 8px; }
.spec-hud .val .unit{ font-size: 44%; color: var(--off-dim); margin-left: 3px; }

.spec-layout{ display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.spec-table{ width: 100%; border: 1px solid var(--line); border-radius: var(--radius); overflow: clip; }
.spec-table tr{ border-bottom: 1px solid var(--line); }
.spec-table tr:last-child{ border-bottom: none; }
.spec-table tr:nth-child(odd) td{ background: var(--charcoal-2); }
.spec-table td{ padding: 14px 18px; font-size: 14px; vertical-align: top; }
.spec-table td:first-child{ font-family: var(--mono); color: var(--off-faint); letter-spacing: .02em; width: 42%; font-size: 12.5px; text-transform: uppercase; }
.spec-table td:last-child{ color: var(--off); font-weight: 500; }

.spec-diagram{
  background: var(--charcoal-3); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 30px; position: sticky; top: 100px;
}
.spec-diagram svg{ width: 100%; height: auto; display: block; }
.diagram-line{ stroke: var(--line-strong); stroke-width: 1; }
.diagram-body{ fill: var(--charcoal); stroke: var(--steel-dim); stroke-width: 1.4; }
.diagram-sensor{ fill: var(--amber); }
.diagram-label{ font-family: var(--mono); font-size: 9.5px; fill: var(--off-dim); letter-spacing: .03em; }
.diagram-dim{ stroke: var(--steel-dim); stroke-width: 1; stroke-dasharray: 3 3; }
.diagram-dim-label{ font-family: var(--mono); font-size: 9px; fill: var(--steel); }

.sensor-callouts{ display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 40px; }
.sensor-item{ border-left: 2px solid var(--amber-dim); padding-left: 16px; }
.sensor-item h5{ font-family: var(--display-text); font-size: 16.5px; margin-bottom: 6px; }
.sensor-item p{ font-size: 14px; color: var(--off-dim); }

.env-strip{ display: flex; gap: 12px; flex-wrap: wrap; margin-top: 24px; }
.env-chip{
  font-family: var(--mono); font-size: 11.5px; letter-spacing: .04em; text-transform: uppercase;
  padding: 8px 14px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--off-dim);
}

/* ============ industries page ============ */
.industry-card{
  display: grid; grid-template-columns: 1fr 1fr; gap: 0;
  border: 1px solid var(--line); border-radius: var(--radius); overflow: clip;
  margin-bottom: 26px; background: var(--charcoal-3);
}
.industry-card:nth-child(even){ direction: rtl; }
.industry-card:nth-child(even) > *{ direction: ltr; }
.industry-media{ position: relative; min-height: 380px; overflow: clip; }
.industry-media img{ width: 100%; height: 100%; object-fit: cover; }
.industry-num{
  position: absolute; top: 20px; left: 20px; z-index: 2;
  font-family: var(--mono); font-size: 12px; letter-spacing: .08em;
  background: rgba(8,9,11,.75); border: 1px solid var(--line-strong); color: var(--amber-light);
  padding: 6px 12px; border-radius: 999px; backdrop-filter: blur(6px);
}
.industry-body{ padding: 44px 42px; display: flex; flex-direction: column; justify-content: center; }
.industry-body .kicker{ margin-bottom: 14px; }
.industry-body h3{ font-family: var(--display-text); font-size: 26px; margin-bottom: 14px; }
.industry-body p{ color: var(--off-dim); font-size: 15px; line-height: 1.65; margin-bottom: 18px; }
.industry-chips{ display: flex; gap: 10px; flex-wrap: wrap; }
.industry-chips span{
  font-family: var(--mono); font-size: 11px; letter-spacing: .04em; text-transform: uppercase;
  padding: 7px 12px; border: 1px solid var(--line-strong); border-radius: 999px; color: var(--steel);
}

/* ============ about page ============ */
.story-grid{ display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.story-media{ position: relative; border-radius: var(--radius); overflow: clip; box-shadow: var(--shadow-lg); }
.story-media img{ width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/5; }
.story-copy p{ color: var(--off-dim); font-size: 16px; margin-bottom: 18px; }
.story-copy p:last-child{ margin-bottom: 0; }
.pull-year{ font-family: var(--mono); font-size: 13px; letter-spacing: .08em; text-transform: uppercase; color: var(--amber-light); margin-bottom: 14px; display: block; }

.values-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.value-card{ padding: 30px 26px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--charcoal-3); }
.value-card .value-mark{ font-family: var(--display); font-size: 30px; color: var(--amber); }
.value-card h4{ font-size: 17.5px; margin-top: 14px; margin-bottom: 8px; font-family: var(--display-text); }
.value-card p{ font-size: 14.5px; color: var(--off-dim); }

.team-grid{ display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.team-photo{ position: relative; border-radius: var(--radius); overflow: clip; margin-bottom: 20px; box-shadow: var(--shadow-sm); }
.team-photo img{ width: 100%; aspect-ratio: 3/4; object-fit: cover; filter: saturate(.92) contrast(1.02); transition: filter .4s ease, transform .5s ease; }
.team-card:hover .team-photo img{ filter: saturate(1.02); transform: scale(1.03); }
.team-photo::after{
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(8,9,11,.8) 100%);
}
.team-card h4{ font-size: 19px; font-family: var(--display-text); }
.team-role{ font-family: var(--mono); letter-spacing: .04em; text-transform: uppercase; font-size: 11.5px; color: var(--amber-light); margin-top: 4px; display: block; }
.team-card p{ margin-top: 12px; color: var(--off-dim); font-size: 14px; }

/* ============ guide page ============ */
.guide-body{ max-width: 760px; }
.guide-body h2{
  font-family: var(--display-text); font-size: 25px; margin-top: 52px; margin-bottom: 16px;
}
.guide-body h2:first-child{ margin-top: 0; }
.guide-body h3{ font-size: 18px; margin-top: 28px; margin-bottom: 10px; color: var(--amber-light); font-family: var(--display-text); }
.guide-body p{ color: var(--off-dim); font-size: 16.5px; margin-bottom: 16px; }
.guide-body ul{ margin: 0 0 16px; padding-left: 22px; list-style: disc; color: var(--off-dim); }
.guide-body li{ margin-bottom: 8px; font-size: 16px; }
.guide-body code{
  background: var(--charcoal-3); border: 1px solid var(--line); border-radius: 3px;
  padding: 2px 7px; font-size: 13.5px; color: var(--amber-light); font-family: var(--mono);
}
.guide-back{
  display: inline-flex; align-items: center; gap: 8px; margin-bottom: 40px;
  font-family: var(--mono); letter-spacing: .05em; text-transform: uppercase; font-size: 12.5px; color: var(--off-dim);
}
.guide-back:hover{ color: var(--amber-light); }
.guide-back svg{ width: 14px; height: 14px; transform: rotate(180deg); }

/* ============ footer ============ */
.site-footer{ background: var(--ink); border-top: 1px solid var(--line); padding-top: 72px; }
.footer-grid{
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 48px;
  padding-bottom: 56px;
}
.footer-brand p{ margin-top: 18px; color: var(--off-faint); font-size: 14px; max-width: 32ch; }
.footer-col h5{
  font-family: var(--mono); letter-spacing: .08em; text-transform: uppercase; font-size: 12px;
  color: var(--amber-light); margin-bottom: 18px;
}
.footer-col ul{ display: flex; flex-direction: column; gap: 12px; }
.footer-col a, .footer-col address{ color: var(--off-dim); font-size: 14px; font-style: normal; }
.footer-col a:hover{ color: var(--amber-light); }
.footer-phone{ font-family: var(--display-text); font-size: 18px; color: var(--off); display: inline-block; margin-top: 6px; }
.footer-bottom{
  border-top: 1px solid var(--line);
  padding: 22px 0 30px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 12.5px; color: var(--off-faint); font-family: var(--mono);
}
.footer-bottom a{ color: var(--off-faint); }
.footer-bottom a:hover{ color: var(--amber-light); }

/* ============ reveal-on-scroll base state ============ */
.rv{ opacity: 0; transform: translateY(26px); }
.rv-in{ opacity: 1; transform: none; }

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 1080px){
  .angle-grid{ grid-template-columns: 1fr 1fr; }
  .spec-layout{ grid-template-columns: 1fr; gap: 44px; }
  .spec-diagram{ position: static; }
  .story-grid, .demo-grid{ grid-template-columns: 1fr; gap: 44px; }
  .testi-grid, .values-grid, .team-grid, .process-strip, .model-grid, .hud-grid, .spec-hud-row{ grid-template-columns: repeat(2, 1fr); }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .trust-inner{ grid-template-columns: repeat(2, 1fr); }
  .trust-item:nth-child(2){ border-right: none; }
  .industry-card{ grid-template-columns: 1fr; }
  .industry-card:nth-child(even){ direction: ltr; }
  .industry-media{ min-height: 280px; }
  .hud-stat:nth-child(3){ border-left: none; padding-left: 0; }
}

@media (max-width: 860px){
  .nav-links{
    display: flex !important;
    position: fixed; top: 68px; right: 0; left: 0; height: calc(100vh - 68px); background: var(--ink);
    flex-direction: column; align-items: flex-start; gap: 4px;
    padding: 24px 28px; transform: translateX(100%); transition: transform .35s ease;
    font-size: 16px; overflow-y: auto; box-sizing: border-box;
  }
  .nav-links.open{ transform: translateX(0); }
  .nav-links a{ padding: 14px 0; width: 100%; border-bottom: 1px solid var(--line); }
  .nav-mobile-cta{ display: block; margin-top: 16px; text-align: center; }
  .nav-cta{ display: none; }
  .nav-toggle{ display: flex; }
  .hud-card{ display: none; }
}

@media (max-width: 720px){
  .section{ padding: 76px 0; }
  .testi-grid, .values-grid, .team-grid, .process-strip, .model-grid, .hud-grid, .spec-hud-row{ grid-template-columns: 1fr; }
  .hud-stat{ border-left: none; padding-left: 0; border-top: 1px solid var(--line); padding-top: 18px; }
  .hud-stat:first-child{ border-top: none; padding-top: 0; }
  .trust-inner{ grid-template-columns: 1fr 1fr; }
  .trust-item{ border-right: none; border-bottom: 1px solid var(--line); }
  .trust-item:nth-child(2){ border-bottom: 1px solid var(--line); }
  .footer-grid{ grid-template-columns: 1fr; gap: 36px; }
  .form-row{ grid-template-columns: 1fr; }
  .cta-inner{ flex-direction: column; align-items: flex-start; }
  .hero-media{ height: 88vh; }
  .angle-grid{ grid-template-columns: 1fr; grid-template-rows: none; }
  .angle-card.span-2{ grid-row: auto; aspect-ratio: 4/3; }
  .angle-card{ aspect-ratio: 4/3; }
}

@media (max-width: 480px){
  .wrap{ padding: 0 20px; }
  .h-hero{ font-size: 34px; }
  .page-hero{ padding: 148px 0 56px; }
  .demo-form{ padding: 26px; }
  .demo-info-card{ padding: 24px; }
  .industry-body{ padding: 32px 24px; }
}