/* ========================================================================
   Protocess Technologies base styles
   ======================================================================== */

:root{
  --bg:            #0c0714;
  --bg-alt:        #140b26;
  --panel:         #180f2c;
  --panel-border:  #2b2044;
  --line:          #2b2044;
  --text:          #f2edfb;
  --text-dim:      #b9abd4;
  --text-faint:    #8779a6;
  --accent:        #b16cff;
  --accent-dim:    #241040;
  --accent2:       #7c6cf6;
  --warn:          #ffb454;
  --radius:        14px;
  --radius-sm:     8px;
  --maxw:          1180px;
  --font-head:     'Space Grotesk', 'Inter', sans-serif;
  --font-body:     'Inter', system-ui, sans-serif;
  --font-mono:     'JetBrains Mono', monospace;
}

*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4,h5{
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 .5em;
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; color: var(--text-dim); }
a{ color: inherit; text-decoration: none; }
ul{ padding: 0; margin: 0; list-style: none; }
img{ max-width: 100%; display: block; }
svg{ display: block; }

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

/* background circuit-grid texture */
.grid-overlay{
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background-image:
    linear-gradient(to right, rgba(177,108,255,0.035) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(177,108,255,0.035) 1px, transparent 1px);
  background-size: 42px 42px;
  mask-image: radial-gradient(ellipse 90% 60% at 50% 0%, #000 40%, transparent 85%);
}

/* ambient light so the page isn't a flat black field */
body::before{
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(60% 45% at 12% -5%, rgba(177,108,255,0.16), transparent 70%),
    radial-gradient(50% 40% at 92% 8%, rgba(124,108,246,0.13), transparent 70%);
}

.eyebrow{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 14px;
}
.eyebrow .dot{
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-dim);
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  white-space: nowrap;
}
.btn:active{ transform: translateY(1px); }
.btn-primary{
  background: linear-gradient(135deg, #c489ff, #8b3ce0);
  color: #1c0a33;
  box-shadow:
    0 10px 26px -10px rgba(177,108,255,0.75),
    inset 0 1px 0 rgba(255,255,255,0.45);
}
.btn-primary:hover{
  transform: translateY(-1px);
  box-shadow:
    0 14px 32px -10px rgba(177,108,255,0.9),
    inset 0 1px 0 rgba(255,255,255,0.55);
}
.btn-ghost{
  background: rgba(255,255,255,0.025);
  color: var(--text);
  border-color: var(--line);
}
.btn-ghost:hover{
  border-color: rgba(177,108,255,0.65);
  color: var(--accent);
  background: rgba(177,108,255,0.08);
  transform: translateY(-1px);
}
.btn-full{ width: 100%; }

/* ========================================================================
   Header
   ======================================================================== */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7,13,20,0.82);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--panel-border);
}
.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
}
.brand{ display: flex; align-items: center; gap: 10px; }
.brand-word{
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 17px;
  letter-spacing: 0.04em;
  line-height: 1.1;
  display: flex;
  flex-direction: column;
}
.brand-sub{
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 9px;
  letter-spacing: 0.22em;
  color: var(--text-faint);
}
.main-nav{ display: flex; align-items: center; gap: 30px; }
.main-nav a{
  position: relative;
  font-size: 14.5px;
  font-weight: 500;
  color: var(--text-dim);
  transition: color .15s ease;
}
.main-nav a:not(.nav-cta)::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -6px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform .2s ease;
}
.main-nav a:hover{ color: var(--text); }
.main-nav a:not(.nav-cta):hover::after{ transform: scaleX(1); }
.nav-cta{
  color: var(--bg) !important;
  background: var(--accent);
  padding: 9px 18px;
  border-radius: 999px;
  font-weight: 600 !important;
}
.nav-cta:hover{ color: var(--bg) !important; opacity: .9; }

.nav-toggle{
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 38px; height: 38px;
  background: none; border: 1px solid var(--line); border-radius: 8px;
  cursor: pointer;
}
.nav-toggle span{ height: 2px; background: var(--text); margin: 0 8px; border-radius: 2px; }

/* ========================================================================
   Hero
   ======================================================================== */
.hero{ position: relative; padding: 76px 0 60px; overflow: hidden; }
.hero-inner{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero h1{
  font-size: clamp(32px, 4.2vw, 50px);
  margin-bottom: 20px;
}
.hero-lede{ font-size: 17px; max-width: 52ch; }
.hero-actions{ display: flex; gap: 14px; flex-wrap: wrap; margin: 28px 0 44px; }

.hero-stats{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 28px;
  border-top: 1px solid var(--panel-border);
}
.stat{ display: flex; flex-direction: column; }
.stat + .stat{ padding-left: 22px; border-left: 1px solid var(--panel-border); }
.stat-num, .stat-suffix{
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 30px;
  color: var(--text);
  display: inline;
}
.stat-num{
  background: linear-gradient(180deg, #ffffff 20%, #c3aee8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  font-variant-numeric: tabular-nums;
}
.stat-suffix{ color: var(--accent); font-size: 20px; margin-left: 2px; }
.stat-label{
  font-size: 12.5px;
  color: var(--text-faint);
  margin-top: 6px;
  line-height: 1.4;
}

.hero-visual{ position: relative; }
.scan-svg{ width: 100%; height: auto; }
.scanline{ animation: scan 3.2s ease-in-out infinite; }
@keyframes scan{
  0%   { transform: translateY(150px); opacity: 0; }
  10%  { opacity: .9; }
  50%  { transform: translateY(330px); opacity: .9; }
  60%  { opacity: 0; }
  100% { transform: translateY(150px); opacity: 0; }
}
.bbox{ animation: pulseBox 2.4s ease-in-out infinite; }
@keyframes pulseBox{
  0%,100%{ opacity: .55; }
  50%{ opacity: 1; }
}
.readout text{ opacity: 0; animation: fadeIn .6s ease forwards; }
.readout text:nth-child(1){ animation-delay: .2s; }
.readout text:nth-child(2){ animation-delay: .5s; }
.readout text:nth-child(3){ animation-delay: .8s; }
.readout text:nth-child(4){ animation-delay: 1.1s; }
.readout text:nth-child(5){ animation-delay: 1.4s; }
.readout text:nth-child(6){ animation-delay: 1.7s; }
@keyframes fadeIn{ to{ opacity: 1; } }

/* ========================================================================
   Trust strip
   ======================================================================== */
.trust-strip{
  border-top: 1px solid var(--panel-border);
  border-bottom: 1px solid var(--panel-border);
  background: var(--bg-alt);
  padding: 22px 0;
}
.trust-inner{
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  justify-content: space-between;
}
.trust-label{
  font-size: 13px;
  color: var(--text-faint);
  max-width: 42ch;
}
.trust-tags{ display: flex; gap: 10px; flex-wrap: wrap; }
.trust-tags span{
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0));
  padding: 6px 12px;
  border-radius: 999px;
  white-space: nowrap;
  transition: border-color .2s ease, color .2s ease;
}
.trust-tags span:hover{ border-color: rgba(177,108,255,0.5); color: var(--text); }

/* ========================================================================
   Sections (generic)
   ======================================================================== */
.section{ padding: 96px 0; position: relative; z-index: 1; }
.section-alt{ background: var(--bg-alt); }
.section-head{ max-width: 680px; margin: 0 auto 52px; text-align: left; }
.section-head h2{ font-size: clamp(26px, 3.2vw, 36px); }
.section-lede{ font-size: 16px; }

/* ========================================================================
   Services
   ======================================================================== */
.service-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
}
.service-card{
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0) 42%),
    var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow:
    0 22px 44px -30px rgba(0,0,0,0.95),
    inset 0 1px 0 rgba(255,255,255,0.05);
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.service-card:hover{
  border-color: rgba(177,108,255,0.55);
  transform: translateY(-3px);
  box-shadow:
    0 28px 52px -28px rgba(0,0,0,1),
    0 0 0 1px rgba(177,108,255,0.12),
    inset 0 1px 0 rgba(255,255,255,0.07);
}
.service-icon{
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--radius-sm);
  background: linear-gradient(160deg, rgba(177,108,255,0.22), var(--accent-dim));
  border: 1px solid rgba(177,108,255,0.22);
  color: var(--accent);
  margin-bottom: 18px;
}
.service-icon svg{ width: 26px; height: 26px; }
.service-card h3{ font-size: 19px; margin-bottom: 10px; color: var(--text); }
.service-points{ margin-top: 16px; display: flex; flex-direction: column; gap: 8px; }
.service-points li{
  font-size: 13.5px;
  color: var(--text-dim);
  padding-left: 18px;
  position: relative;
}
.service-points li::before{
  content: "";
  position: absolute; left: 0; top: 7px;
  width: 6px; height: 6px; border-radius: 1px;
  background: var(--accent);
  transform: rotate(45deg);
}
.service-card--wide{ grid-column: 1 / -1; }
.service-card-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 18px;
}
.service-card-head .service-icon{ margin-bottom: 0; }
.service-tag{
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-faint);
  border: 1px solid var(--line);
  padding: 5px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.service-card--wide .service-points{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px 28px;
}

/* ========================================================================
   Defect inspection / tolerance demo
   ======================================================================== */
.tolerance-demo{
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.tolerance-visual{
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0) 40%),
    var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  padding: 30px;
  box-shadow:
    0 24px 48px -30px rgba(0,0,0,0.95),
    inset 0 1px 0 rgba(255,255,255,0.05);
}
.tol-panel-head{
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--text-faint);
  margin-bottom: 22px;
}
.tol-feature-badge{
  color: var(--accent);
  border: 1px solid rgba(177,108,255,0.4);
  padding: 4px 10px;
  border-radius: 999px;
}
/* Conveyor stage */
.conveyor{
  position: relative;
  height: 196px;
  border-radius: 14px;
  border: 1px solid var(--panel-border);
  background:
    radial-gradient(120% 90% at 50% -10%, rgba(177,108,255,0.14), transparent 62%),
    linear-gradient(180deg, #1a1130, var(--bg-alt));
  overflow: hidden;
  margin-bottom: 18px;
}
.cam-gantry{
  position: absolute;
  left: 50%; top: 0;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column-reverse;
  align-items: center;
  z-index: 5;
}
.cam-arm{
  width: 7px; height: 16px;
  background: linear-gradient(180deg, #3a2a5a, #2b2044);
  border-radius: 0 0 3px 3px;
}
.cam-body{
  width: 56px; height: 28px;
  border-radius: 9px;
  border: 1px solid rgba(177,108,255,0.45);
  background: linear-gradient(180deg, #2c2049, #1a1130);
  box-shadow: 0 8px 20px -10px rgba(177,108,255,0.8);
  display: flex; align-items: center; justify-content: center;
}
.cam-lens{
  width: 13px; height: 13px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 32%, #e2ccff, #7a45c6);
  box-shadow: 0 0 10px rgba(177,108,255,0.9);
}
.cam-beam{
  position: absolute;
  top: 44px; left: 50%;
  transform: translateX(-50%);
  width: 128px; height: 112px;
  background: linear-gradient(180deg, rgba(177,108,255,0.30), rgba(177,108,255,0));
  clip-path: polygon(42% 0, 58% 0, 100% 100%, 0 100%);
  opacity: 0;
  transition: opacity .25s ease;
  z-index: 2;
}
.cam-beam.is-on{ opacity: 1; }
.belt{
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 40px;
  display: flex;
  align-items: flex-start;
  z-index: 1;
}
.belt-run{
  position: relative;
  flex: 1;
  height: 13px;
  background: repeating-linear-gradient(90deg, #33265a 0 14px, #241a3d 14px 28px);
  border-top: 1px solid #4a3775;
  border-bottom: 1px solid #150e26;
  animation: beltRun 1.1s linear infinite;
  animation-play-state: paused;
}
.belt.is-running .belt-run{ animation-play-state: running; }
@keyframes beltRun{ to { background-position: 28px 0; } }
/* rollers tucked under each run of belt */
.belt-run::after{
  content: "";
  position: absolute;
  left: 0; right: 0; top: 15px;
  height: 14px;
  background-image: radial-gradient(circle at 9px 7px, #241a3d 0 4.5px, #3f2e66 4.5px 6px, transparent 6.5px);
  background-size: 32px 14px;
  background-repeat: repeat-x;
}

/* reject hatch: doors swing down and the part drops through */
.belt-hatch{
  position: relative;
  flex: 0 0 108px;
  height: 13px;
}
.belt-hatch::before{
  content: "";
  position: absolute;
  top: 13px; left: 0; right: 0;
  height: 30px;
  background: linear-gradient(180deg, #0a0512, #12081f);
  border-left: 1px solid #2b2044;
  border-right: 1px solid #2b2044;
  box-shadow: inset 0 8px 14px -8px rgba(255,120,30,0.35);
  opacity: 0;
  transition: opacity .2s ease;
}
.belt-hatch.is-open::before{ opacity: 1; }
.hatch-door{
  position: absolute;
  top: 0;
  width: 50%; height: 13px;
  background: repeating-linear-gradient(90deg, #3b2c68 0 14px, #2a1f49 14px 28px);
  border-top: 1px solid #5a4489;
  border-bottom: 1px solid #150e26;
  transition: transform .3s cubic-bezier(.5, 0, .5, 1);
  z-index: 2;
}
.hatch-door--l{ left: 0; transform-origin: left center; }
.hatch-door--r{ right: 0; transform-origin: right center; }
.belt-hatch.is-open .hatch-door--l{ transform: rotate(76deg); }
.belt-hatch.is-open .hatch-door--r{ transform: rotate(-76deg); }
.spot-carrier{
  position: absolute;
  bottom: 40px;
  left: -20%;
  transform: translateX(-50%);
  transition:
    left .85s cubic-bezier(.45, 0, .25, 1),
    bottom .7s cubic-bezier(.55, .06, .68, .19),
    transform .7s ease-in;
  z-index: 3;
}
.spot-carrier.at-station{ left: 50%; }
.spot-carrier.is-exiting{ left: 120%; }
.spot-carrier.is-dropping{
  bottom: -130px;
  transform: translateX(-50%) rotate(18deg);
}
.spot-carrier.no-anim{ transition: none; }
.spot-part{
  position: relative;
  width: 86px; height: 86px;
  border-radius: 12px;
  /* Machined-metal part, kept neutral so it reads against the violet stage */
  background:
    linear-gradient(150deg, #9aa3b8 0%, #737e97 38%, #59627a 68%, #464e63 100%);
  border: 1px solid #aab3c6;
  overflow: hidden;
  box-shadow:
    0 16px 22px -14px rgba(0,0,0,0.9),
    inset 0 1px 0 rgba(255,255,255,0.35);
}
.spot-part::after{
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(115deg, rgba(255,255,255,0.18) 0 22%, rgba(255,255,255,0) 42%);
  pointer-events: none;
}
.spot-dot{
  position: absolute;
  z-index: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 34% 30%, #a85a26, #5e2c10);
  box-shadow: 0 0 3px rgba(60,25,5,0.5);
  opacity: .9;
}
.spot-scanline{
  position: absolute;
  z-index: 4;
  left: 0; right: 0; top: -8px;
  height: 4px;
  background: var(--accent);
  box-shadow: 0 0 14px 2px rgba(177,108,255,0.85);
  opacity: 0;
}
.spot-scanline.is-scanning{ animation: spotScan .9s ease-in-out; }
@keyframes spotScan{
  0%   { top: -8px; opacity: .95; }
  92%  { opacity: .95; }
  100% { top: 100%; opacity: 0; }
}

/* Rejected parts catch fire */
.spot-flames{
  position: absolute;
  z-index: 6;
  left: 50%; bottom: 16px;
  transform: translateX(-50%);
  width: 98px; height: 110px;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  gap: 6px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .45s ease;
}
.spot-flames.is-burning{ opacity: 1; }
.spot-flames::after{
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 100%;
  background: radial-gradient(ellipse at 50% 100%, rgba(255,140,40,0.42), rgba(255,90,20,0) 70%);
}
.flame{
  position: relative;
  border-radius: 50% 50% 50% 50% / 60% 60% 40% 40%;
  background: linear-gradient(to top, #ff3d2e 0%, #ff8a1f 40%, #ffd166 72%, rgba(255,225,150,0) 100%);
  box-shadow: 0 -6px 20px rgba(255,120,30,0.5);
  filter: blur(1.6px);
  opacity: .88;
  transform-origin: 50% 100%;
  animation: flameFlicker .5s ease-in-out infinite alternate;
}
.spot-flames .flame:nth-child(1){ width: 10px; height: 40px; animation-duration: .43s; }
.spot-flames .flame:nth-child(2){ width: 13px; height: 62px; animation-duration: .56s; animation-delay: .08s; }
.spot-flames .flame:nth-child(3){ width: 15px; height: 84px; animation-duration: .48s; animation-delay: .15s; }
.spot-flames .flame:nth-child(4){ width: 13px; height: 58px; animation-duration: .52s; animation-delay: .04s; }
.spot-flames .flame:nth-child(5){ width: 10px; height: 38px; animation-duration: .46s; animation-delay: .19s; }
@keyframes flameFlicker{
  0%   { transform: scaleY(.82) scaleX(1) translateY(2px); opacity: .82; }
  100% { transform: scaleY(1.16) scaleX(.9) translateY(-5px); opacity: 1; }
}
.spot-part.is-burning{
  border-color: rgba(255,140,40,0.5);
  box-shadow: inset 0 -24px 44px rgba(255,120,30,0.22);
}
.spot-auto{ color: var(--accent); }
.spot-readout-row{ display: flex; margin-bottom: 18px; }

/* the camera reports its reading in a callout tethered to the lens */
.cam-dialogue{
  position: absolute;
  top: 12px;
  left: calc(50% + 48px);
  z-index: 7;
  min-width: 116px;
  padding: 9px 13px;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
  background: linear-gradient(180deg, rgba(48,35,84,0.97), rgba(26,17,48,0.97));
  box-shadow: 0 14px 28px -16px #000;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: border-color .25s ease, box-shadow .25s ease;
}
.cam-dialogue::before,
.cam-dialogue::after{
  content: "";
  position: absolute;
  top: 15px;
  width: 0; height: 0;
  border-top: 7px solid transparent;
  border-bottom: 7px solid transparent;
}
.cam-dialogue::before{ left: -8px; border-right: 8px solid var(--panel-border); }
.cam-dialogue::after{ left: -6.5px; border-right: 8px solid #302354; }
.cam-dialogue-label{
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text-faint);
}
.cam-dialogue-pct{
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 23px;
  line-height: 1.1;
  color: var(--text);
  font-variant-numeric: tabular-nums;
}
.cam-dialogue-verdict{
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: .1em;
  color: var(--text-faint);
}
.cam-dialogue.is-pass{
  border-color: rgba(177,108,255,0.55);
  box-shadow: 0 14px 30px -16px rgba(177,108,255,0.6);
}
.cam-dialogue.is-fail{
  border-color: rgba(255,92,122,0.55);
  box-shadow: 0 14px 30px -16px rgba(255,92,122,0.6);
}
.cam-dialogue-verdict.is-pass{ color: var(--accent); }
.cam-dialogue-verdict.is-fail{ color: #ff5c7a; }
.spot-scan-btn{ padding: 9px 18px; font-size: 14px; }
.spot-history{
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  min-height: 12px;
  margin-bottom: 24px;
}
.spot-chip{
  width: 11px; height: 11px;
  border-radius: 3px;
  background: var(--line);
  transition: background .15s ease;
}
.spot-chip.is-pass{ background: var(--accent); }
.spot-chip.is-fail{ background: #ff5c7a; }
.tol-scale-labels{
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-faint);
  margin: 8px 2px 24px;
}
.tol-controls{ margin-bottom: 24px; }
.tol-controls label{
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.tol-value{
  font-family: var(--font-mono);
  color: var(--accent);
  font-weight: 600;
}
.tol-controls input[type="range"]{
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
}
.tol-readout{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  padding-top: 20px;
  border-top: 1px solid var(--panel-border);
}
.tol-readout-item{ display: flex; flex-direction: column; gap: 4px; }
.tol-readout-num{
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 22px;
  color: var(--text);
}
.tol-readout-label{ font-size: 11px; color: var(--text-faint); }

.tolerance-copy h3{ font-size: 20px; margin-bottom: 12px; }
.tolerance-copy p{ font-size: 14.5px; }

/* ========================================================================
   Engagement model
   ======================================================================== */
.model-grid{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}
.model-card{
  border-radius: var(--radius);
  padding: 34px;
  border: 1px solid var(--panel-border);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0) 40%),
    var(--panel);
  box-shadow:
    0 24px 48px -30px rgba(0,0,0,0.95),
    inset 0 1px 0 rgba(255,255,255,0.05);
  position: relative;
  overflow: hidden;
}
.model-card--roi{
  border-color: rgba(177,108,255,0.35);
  background: linear-gradient(180deg, rgba(177,108,255,0.12), var(--panel) 45%);
  box-shadow:
    0 24px 52px -28px rgba(0,0,0,0.95),
    0 0 0 1px rgba(177,108,255,0.1),
    inset 0 1px 0 rgba(255,255,255,0.08);
}
.model-card-tag{
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--text-faint);
  border: 1px solid var(--line);
  padding: 5px 11px;
  border-radius: 999px;
  margin-bottom: 16px;
}
.model-card--roi .model-card-tag{ color: var(--accent); border-color: rgba(177,108,255,0.4); }
.model-card h3{ font-size: 23px; margin-bottom: 12px; }
.model-desc{ font-size: 14.5px; }

.model-diagram{
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin: 22px 0 24px;
  padding: 18px;
  background: rgba(0,0,0,0.18);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
}
.flow-step{
  font-family: var(--font-mono);
  font-size: 11.5px;
  color: var(--text-dim);
  border: 1px solid var(--line);
  padding: 7px 11px;
  border-radius: 6px;
  background: var(--bg-alt);
}
.flow-step--accent{ color: var(--accent); border-color: rgba(177,108,255,0.45); }
.flow-step--split{ color: var(--warn); border-color: rgba(255,180,84,0.45); }
.flow-arrow{ color: var(--text-faint); font-size: 13px; }

.model-points{ display: flex; flex-direction: column; gap: 10px; }
.model-points li{
  font-size: 13.5px;
  color: var(--text-dim);
  padding-left: 20px;
  position: relative;
}
.model-points li::before{
  content: "→";
  position: absolute; left: 0; top: 0;
  color: var(--accent);
  font-family: var(--font-mono);
}

/* ========================================================================
   Case study
   ======================================================================== */
.case-study-layout{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}
.case-visual{
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  overflow: hidden;
}
.case-svg{ width: 100%; height: auto; }
.case-copy h3{
  font-size: 16px;
  color: var(--accent);
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-top: 24px;
}
.case-copy h3:first-child{ margin-top: 0; }
.case-copy p{ font-size: 14.5px; }
.case-results{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 28px 0;
  padding: 20px 0;
  border-top: 1px solid var(--panel-border);
  border-bottom: 1px solid var(--panel-border);
}
.case-result{ display: flex; flex-direction: column; gap: 4px; }
.case-result-num{
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 24px;
  color: var(--warn);
}
.case-result-label{ font-size: 11.5px; color: var(--text-faint); line-height: 1.35; }
.case-note{ font-size: 13.5px; font-style: italic; color: var(--text-faint); }

/* ========================================================================
   Industries
   ======================================================================== */
.industry-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
.industry-card{
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  padding: 22px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0) 45%),
    var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.04);
  transition: border-color .2s ease, transform .2s ease;
}
.industry-card:hover{ border-color: rgba(177,108,255,0.45); transform: translateY(-2px); }
.industry-card h4{ font-size: 15.5px; color: var(--text); margin-bottom: 8px; }
.industry-card p{ font-size: 13px; margin: 0; }

/* ========================================================================
   About
   ======================================================================== */
.about-layout{
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}
.about-points{ display: flex; flex-direction: column; gap: 20px; margin-top: 28px; }
.about-point h4{ font-size: 15.5px; color: var(--text); margin-bottom: 4px; }
.about-point p{ font-size: 14px; margin: 0; }
.about-visual{
  display: flex; align-items: center; justify-content: center;
}
.about-visual svg{ width: 100%; max-width: 320px; }

/* ========================================================================
   Contact
   ======================================================================== */
.section-contact{ padding-bottom: 110px; }
.contact-panel{
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 0;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--panel);
  box-shadow:
    0 30px 60px -34px rgba(0,0,0,1),
    inset 0 1px 0 rgba(255,255,255,0.05);
}
.contact-copy{
  padding: 44px;
  background: linear-gradient(160deg, rgba(177,108,255,0.08), transparent 60%);
}
.contact-detail{ margin-top: 22px; display: flex; flex-direction: column; gap: 2px; }
.contact-detail strong{ font-size: 12.5px; color: var(--text-faint); font-family: var(--font-mono); text-transform: uppercase; letter-spacing: .06em; }
.contact-detail a, .contact-detail span{ font-size: 15px; color: var(--text); }
.contact-detail a:hover{ color: var(--accent); }

.contact-form{
  padding: 44px;
  border-left: 1px solid var(--panel-border);
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.form-row{ display: flex; flex-direction: column; gap: 6px; }
.form-row label{ font-size: 12.5px; color: var(--text-faint); font-weight: 500; }
.form-row input, .form-row select, .form-row textarea{
  background: var(--bg-alt);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 11px 13px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 14.5px;
  resize: vertical;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(177,108,255,0.16);
}
.form-note{ font-size: 13px; color: var(--accent); min-height: 18px; margin: 0; }
.form-hp{ display: none; } /* honeypot: only bots fill this in */

/* ========================================================================
   Footer
   ======================================================================== */
.site-footer{
  border-top: 1px solid var(--panel-border);
  background: var(--bg-alt);
  padding-top: 56px;
  position: relative;
  z-index: 1;
}
.footer-inner{
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand p{ font-size: 13.5px; max-width: 38ch; margin-top: 12px; }
.footer-links{ display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.footer-links h5{
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--text-faint);
  margin-bottom: 14px;
}
.footer-links a{
  display: block;
  font-size: 14px;
  color: var(--text-dim);
  margin-bottom: 10px;
}
.footer-links a:hover{ color: var(--accent); }
.footer-bottom{
  border-top: 1px solid var(--panel-border);
  padding: 20px 28px;
  font-size: 12.5px;
  color: var(--text-faint);
}

/* ========================================================================
   Responsive
   ======================================================================== */
@media (max-width: 980px){
  .main-nav{
    position: absolute;
    top: 76px; left: 0; right: 0;
    background: var(--bg-alt);
    border-bottom: 1px solid var(--panel-border);
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 8px 28px 20px;
    display: none;
  }
  .main-nav.open{ display: flex; }
  .main-nav a{ padding: 12px 0; width: 100%; border-bottom: 1px solid var(--panel-border); }
  .main-nav a:last-child{ border-bottom: none; }
  .nav-cta{ margin-top: 10px; text-align: center; }
  .nav-toggle{ display: flex; }

  .hero-inner{ grid-template-columns: 1fr; }
  .hero-visual{ order: -1; max-width: 420px; margin: 0 auto; }
  .hero-stats{ grid-template-columns: repeat(3, 1fr); gap: 14px; }

  .service-grid{ grid-template-columns: 1fr; }
  .service-card--wide .service-points{ grid-template-columns: 1fr; }
  .tolerance-demo{ grid-template-columns: 1fr; }
  .model-grid{ grid-template-columns: 1fr; }
  .case-study-layout{ grid-template-columns: 1fr; }
  .industry-grid{ grid-template-columns: repeat(2, 1fr); }
  .about-layout{ grid-template-columns: 1fr; }
  .about-visual{ order: -1; }
  .contact-panel{ grid-template-columns: 1fr; }
  .contact-form{ border-left: none; border-top: 1px solid var(--panel-border); }
  .footer-inner{ grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce){
  .flame{ animation: none; }
  .spot-scanline.is-scanning{ animation: none; }
  .belt-surface{ animation: none; }
  .spot-carrier{ transition: none; }
  .scanline, .bbox, .readout text{ animation: none; opacity: 1; }
}

@media (max-width: 560px){
  .tolerance-visual{ padding: 22px; }
  .cam-dialogue{
    left: calc(50% + 30px);
    top: 8px;
    min-width: 94px;
    padding: 7px 9px;
  }
  .cam-dialogue-pct{ font-size: 18px; }
  .cam-dialogue-verdict{ font-size: 9.5px; letter-spacing: .06em; }
  .cam-dialogue-label{ font-size: 8px; letter-spacing: .08em; }

  .hero-stats{ grid-template-columns: 1fr; gap: 18px; }
  .stat + .stat{ padding-left: 0; border-left: none; }
  .trust-inner{ flex-direction: column; align-items: flex-start; }
  .industry-grid{ grid-template-columns: 1fr; }
  .case-results{ grid-template-columns: 1fr; gap: 16px; }
}

/* ========================================================================
   Subpages (service / detail pages)
   ======================================================================== */
.page-hero{ padding: 64px 0 44px; position: relative; z-index: 1; }
.breadcrumb{
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--text-faint);
  margin-bottom: 18px;
}
.breadcrumb a{ color: var(--text-dim); }
.breadcrumb a:hover{ color: var(--accent); }
.breadcrumb span{ margin: 0 7px; opacity: .5; }
.page-hero h1{ font-size: clamp(30px, 3.8vw, 44px); max-width: 20ch; margin-bottom: 18px; }
.page-lede{ font-size: 17px; max-width: 62ch; color: var(--text-dim); }

.prose{ max-width: 68ch; }
.prose h2{ font-size: clamp(23px, 2.6vw, 30px); margin-top: 8px; }
.prose h3{ font-size: 18px; margin-top: 32px; margin-bottom: 8px; color: var(--text); }
.prose p{ font-size: 15px; }
.prose ul{ display: flex; flex-direction: column; gap: 9px; margin: 0 0 18px; }
.prose ul li{
  font-size: 14.5px;
  color: var(--text-dim);
  padding-left: 20px;
  position: relative;
}
.prose ul li::before{
  content: "";
  position: absolute; left: 0; top: 8px;
  width: 6px; height: 6px; border-radius: 1px;
  background: var(--accent);
  transform: rotate(45deg);
}
.prose strong{ color: var(--text); font-weight: 600; }

/* numbered phase list */
.phase-list{ display: flex; flex-direction: column; gap: 14px; counter-reset: phase; }
.phase{
  display: flex;
  gap: 16px;
  padding: 20px 22px;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0) 45%),
    var(--panel);
}
.phase-num{
  flex: 0 0 34px;
  height: 34px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--accent);
  border: 1px solid rgba(177,108,255,0.4);
  background: var(--accent-dim);
}
.phase h4{ font-size: 15.5px; margin-bottom: 5px; color: var(--text); }
.phase p{ font-size: 13.5px; margin: 0; }

/* closing call to action */
.cta-band{
  margin-top: 8px;
  padding: 40px;
  border-radius: var(--radius);
  border: 1px solid rgba(177,108,255,0.3);
  background:
    radial-gradient(90% 120% at 12% 0%, rgba(177,108,255,0.14), transparent 60%),
    var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 26px;
  flex-wrap: wrap;
}
.cta-band h2{ font-size: 24px; margin-bottom: 6px; }
.cta-band p{ margin: 0; font-size: 14.5px; max-width: 52ch; }

/* two-column detail grid */
.detail-grid{
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.detail-card{
  padding: 24px;
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-sm);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0) 45%),
    var(--panel);
}
.detail-card h3{ font-size: 16px; margin-bottom: 8px; }
.detail-card p{ font-size: 13.5px; margin: 0 0 10px; }
.detail-card ul{ margin: 0; display: flex; flex-direction: column; gap: 6px; }
.detail-card li{
  font-size: 13px;
  color: var(--text-dim);
  padding-left: 16px;
  position: relative;
}
.detail-card li::before{
  content: "";
  position: absolute; left: 0; top: 7px;
  width: 5px; height: 5px; border-radius: 1px;
  background: var(--accent2);
  transform: rotate(45deg);
}

/* inline link style for body copy */
.prose a, .page-lede a, .cta-band a:not(.btn){
  color: var(--accent);
  border-bottom: 1px solid rgba(177,108,255,0.35);
}
.prose a:hover, .page-lede a:hover{ border-bottom-color: var(--accent); }

@media (max-width: 980px){
  .detail-grid{ grid-template-columns: 1fr; }
  .cta-band{ padding: 30px; }
}

/* internal cross-links from homepage sections to detail pages */
.card-link{ margin: 16px 0 0; font-size: 13.5px; }
.card-link a{
  color: var(--accent);
  font-weight: 500;
  border-bottom: 1px solid rgba(177,108,255,0.3);
  transition: border-color .15s ease;
}
.card-link a:hover{ border-bottom-color: var(--accent); }
.section-lede a{
  color: var(--accent);
  border-bottom: 1px solid rgba(177,108,255,0.3);
  white-space: nowrap;
}
.section-lede a:hover{ border-bottom-color: var(--accent); }

/* ========================================================================
   Section -> detail page links, and visual refinements
   ======================================================================== */

/* keep anchor targets clear of the sticky header so the heading AND its
   page link are both visible when arriving from the menu */
section[id]{ scroll-margin-top: 96px; }

/* prominent link from a homepage section to its full page */
.section-link{
  display: inline-flex;
  align-items: center;
  gap: 9px;
  margin-top: 20px;
  padding: 10px 18px 10px 20px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  color: var(--accent);
  border: 1px solid rgba(177,108,255,0.4);
  background: linear-gradient(180deg, rgba(177,108,255,0.14), rgba(177,108,255,0.05));
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.08);
  transition: border-color .18s ease, background .18s ease, transform .18s ease, box-shadow .18s ease;
}
.section-link:hover{
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(177,108,255,0.24), rgba(177,108,255,0.1));
  transform: translateY(-1px);
  box-shadow: 0 10px 24px -14px rgba(177,108,255,0.9), inset 0 1px 0 rgba(255,255,255,0.12);
}
.section-link .arrow{
  font-family: var(--font-mono);
  transition: transform .18s ease;
}
.section-link:hover .arrow{ transform: translateX(3px); }

/* accent rule under section headings for rhythm */
.section-head h2::after{
  content: "";
  display: block;
  width: 54px; height: 3px;
  margin-top: 16px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), rgba(177,108,255,0));
}

/* long-form headings get a small accent marker */
.prose h2{
  position: relative;
  padding-left: 18px;
  margin-top: 42px;
}
.prose h2::before{
  content: "";
  position: absolute;
  left: 0; top: .18em;
  width: 4px; height: .82em;
  border-radius: 2px;
  background: linear-gradient(180deg, var(--accent), rgba(177,108,255,0.25));
}
.prose > h2:first-child{ margin-top: 0; }
.prose p{ line-height: 1.62; }

/* callout for the judgement-call passages */
.callout{
  margin: 26px 0;
  padding: 22px 24px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(177,108,255,0.28);
  border-left: 3px solid var(--accent);
  background:
    linear-gradient(180deg, rgba(177,108,255,0.09), rgba(177,108,255,0.02));
}
.callout p{ margin: 0; font-size: 14.5px; color: var(--text-dim); }
.callout p + p{ margin-top: 10px; }
.callout strong{ color: var(--text); }

/* page hero gets a soft light source of its own */
.page-hero::before{
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(70% 120% at 8% -20%, rgba(177,108,255,0.13), transparent 62%);
}
.page-hero > .wrap{ position: relative; z-index: 1; }
.page-hero h1::after{
  content: "";
  display: block;
  width: 62px; height: 3px;
  margin-top: 22px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), rgba(177,108,255,0));
}

/* detail cards: lift and light the top edge on hover */
.detail-card{
  position: relative;
  overflow: hidden;
  transition: border-color .2s ease, transform .2s ease, box-shadow .2s ease;
}
.detail-card::before{
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  opacity: 0;
  transition: opacity .2s ease;
}
.detail-card:hover{
  border-color: rgba(177,108,255,0.45);
  transform: translateY(-3px);
  box-shadow: 0 24px 44px -30px rgba(0,0,0,0.95);
}
.detail-card:hover::before{ opacity: 1; }
.detail-card h3{ color: var(--text); }

/* phase rows respond too */
.phase{ transition: border-color .2s ease, transform .2s ease; }
.phase:hover{ border-color: rgba(177,108,255,0.4); transform: translateX(3px); }

/* results row on detail pages reads as a stat band */
.case-results{
  padding: 24px 26px;
  border-radius: var(--radius);
  border: 1px solid var(--panel-border);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.035), rgba(255,255,255,0) 50%),
    var(--panel);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}

@media (max-width: 560px){
  .section-link{ width: 100%; justify-content: center; }
}