/* =========================================================
   NorthCAM — styles.css
   Industrial / technical dark theme. Native scroll only.
   ========================================================= */

:root{
  --bg:            #0a0b0d;
  --bg-alt:        #101215;
  --bg-panel:      #15171b;
  --bg-panel-2:    #1b1e23;
  --border:        rgba(255,255,255,0.09);
  --border-strong: rgba(255,255,255,0.16);
  --text:          #eceeef;
  --text-dim:      #9aa0a6;
  --text-faint:    #656b72;
  --accent:        #35d7ff;
  --accent-dim:    #1c8aa8;
  --accent-soft:   rgba(53,215,255,0.12);
  --metal-1:       #2a2d33;
  --metal-2:       #3d4149;
  --ok:            #6be27a;
  --radius:        2px;
  --maxw:          1240px;
  --ff-head: 'Space Grotesk', 'Segoe UI', Arial, sans-serif;
  --ff-body: 'Inter', 'Segoe UI', Arial, sans-serif;
  --ff-mono: 'JetBrains Mono', 'Consolas', monospace;
}

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

.skip-link{
  position:fixed; top:-100px; left:16px; z-index:9999;
  background:var(--accent); color:#04141a; font-weight:700;
  padding:12px 18px; border-radius:4px; font-family:var(--ff-mono); font-size:13px;
  transition:top .2s ease;
}
.skip-link:focus{ top:16px; }

:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:2px;
}
html{
  scroll-behavior:smooth;
  scroll-padding-top:84px;
}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--ff-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ margin:0; padding:0; list-style:none; }
h1,h2,h3,h4{ font-family:var(--ff-head); margin:0; font-weight:600; letter-spacing:-0.01em; }
p{ margin:0; }
button{ font-family:inherit; cursor:pointer; }

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

/* defensive: never let reveal-on-scroll hide content if JS fails/late */
.reveal{ opacity:1; transform:none; }
.reveal[data-split]{ opacity:1; transform:none; }
.js-ready .reveal{
  opacity:0;
  transform:translateY(24px);
  transition:opacity .7s cubic-bezier(.2,.7,.2,1), transform .7s cubic-bezier(.2,.7,.2,1);
}
.js-ready .reveal.in-view{ opacity:1; transform:none; }

.eyebrow{
  font-family:var(--ff-mono);
  font-size:12.5px;
  letter-spacing:.14em;
  text-transform:uppercase;
  color:var(--accent);
  display:inline-flex;
  align-items:center;
  gap:10px;
  margin-bottom:16px;
}
.eyebrow::before{
  content:"";
  width:22px; height:1px;
  background:var(--accent);
  display:inline-block;
}

.section-title{
  font-size:clamp(28px,3.6vw,42px);
  line-height:1.15;
  max-width:760px;
}
.section-lead{
  color:var(--text-dim);
  font-size:17px;
  max-width:620px;
  margin-top:14px;
}
.section-head{ margin-bottom:56px; }

section{ position:relative; padding:110px 0; }
section.tight{ padding:80px 0; }
.section-border-top{ border-top:1px solid var(--border); }
.bg-alt{ background:var(--bg-alt); }
.bg-panel{ background:var(--bg-panel); }

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  padding:15px 26px;
  font-family:var(--ff-mono);
  font-size:13px;
  letter-spacing:.08em;
  text-transform:uppercase;
  border-radius:var(--radius);
  border:1px solid transparent;
  transition:transform .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
  white-space:nowrap;
}
.btn:active{ transform:scale(.97); }
.btn-primary{
  background:var(--accent);
  color:#04141a;
  font-weight:700;
}
.btn-primary:hover{ background:#5ce2ff; }
.btn-ghost{
  border-color:var(--border-strong);
  color:var(--text);
  background:transparent;
}
.btn-ghost:hover{ border-color:var(--accent); color:var(--accent); }
.btn-block{ width:100%; }
.btn-lg{ padding:18px 30px; font-size:14px; }

/* ---------- header ---------- */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:200;
  border-bottom:1px solid transparent;
  transition:background .3s ease, border-color .3s ease, backdrop-filter .3s ease;
}
.site-header.is-scrolled{
  background:rgba(10,11,13,0.85);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border-bottom-color:var(--border);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:76px;
}
.brand{ display:flex; align-items:center; gap:10px; font-family:var(--ff-head); letter-spacing:.01em; }
.brand-mark-img{ width:40px; height:40px; object-fit:contain; flex:none; }
.brand-text{ display:flex; flex-direction:column; line-height:1.1; }
.brand-name{ font-weight:700; font-size:19px; }
.brand-tagline{
  font-family:var(--ff-mono); font-size:8.5px; letter-spacing:.09em; text-transform:uppercase;
  color:var(--text-faint); font-weight:500; margin-top:3px; white-space:nowrap;
}

.footer-tagline{
  display:block; font-family:var(--ff-mono); font-size:11px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--text-faint); margin-top:6px;
}

.main-nav{ display:flex; align-items:center; gap:40px; }
.main-nav ul{ display:flex; gap:24px; }
.main-nav a{
  font-size:14px; color:var(--text-dim); position:relative; padding:4px 0;
  transition:color .2s ease;
}
.main-nav a:hover{ color:var(--text); }
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:0; width:0; height:1px;
  background:var(--accent); transition:width .25s ease;
}
.main-nav a:hover::after{ width:100%; }

.header-cta{ display:flex; align-items:center; gap:14px; }
.header-phone{
  display:flex; align-items:center; gap:8px;
  font-family:var(--ff-mono); font-size:13.5px; color:var(--text-dim);
}
.header-phone svg{ width:15px; height:15px; stroke:var(--accent); }

.nav-toggle{
  display:none;
  width:40px; height:40px;
  border:1px solid var(--border-strong);
  border-radius:4px;
  background:transparent;
  color:var(--text);
  align-items:center; justify-content:center;
}

/* ---------- hero ---------- */
.hero{
  position:relative;
  min-height:100vh;
  display:flex; align-items:center;
  padding-top:120px;
  padding-bottom:60px;
  overflow:hidden;
  background:
    radial-gradient(ellipse 900px 500px at 78% 18%, rgba(53,215,255,0.10), transparent 60%),
    linear-gradient(180deg,#08090a 0%,#0a0b0d 60%,#0d0f12 100%);
}
.hero-grid{
  position:absolute; inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.035) 1px, transparent 1px);
  background-size:52px 52px;
  mask-image:radial-gradient(ellipse 80% 70% at 60% 30%, black 20%, transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 60% 30%, black 20%, transparent 75%);
}
.hero-gcode{
  position:absolute;
  right:4%; top:50%; transform:translateY(-50%);
  width:min(30vw,360px); height:480px;
  overflow:hidden;
  pointer-events:none;
  mask-image:linear-gradient(to bottom, transparent, black 18%, black 82%, transparent);
  -webkit-mask-image:linear-gradient(to bottom, transparent, black 18%, black 82%, transparent);
}
.hero-gcode-track{
  animation:gcode-scroll 24s linear infinite;
}
.gc-line{
  white-space:nowrap;
  font-family:var(--ff-mono); font-size:13px; line-height:2.05;
  color:var(--text-faint); opacity:.5;
}
.gc-line .gc-n{ color:var(--text-faint); opacity:.7; margin-right:12px; }
.gc-line .gc-cmd{ color:var(--accent); font-weight:600; }
.gc-line.gc-comment{ font-style:italic; opacity:.35; }
@keyframes gcode-scroll{ from{ transform:translateY(0); } to{ transform:translateY(-50%); } }

.hero-inner{ position:relative; z-index:2; max-width:var(--maxw); margin:0 auto; padding:0 28px; width:100%; }
.hero-content{ max-width:760px; }
.hero-kicker{
  font-family:var(--ff-mono); font-size:13px; letter-spacing:.16em; text-transform:uppercase;
  color:var(--accent); margin-bottom:22px; display:flex; align-items:center; gap:10px;
}
.hero-kicker .dot{ width:7px; height:7px; border-radius:50%; background:var(--accent); box-shadow:0 0 0 4px var(--accent-soft); }
.hero h1{
  font-size:clamp(38px,6vw,68px);
  line-height:1.04;
  letter-spacing:-0.02em;
}
.hero h1 .line2{ color:var(--text-dim); font-weight:500; }
.hero-sub{
  margin-top:26px;
  font-size:18px;
  color:var(--text-dim);
  max-width:560px;
  line-height:1.7;
}
.hero-actions{ display:flex; gap:16px; margin-top:40px; flex-wrap:wrap; }

.scroll-cue{
  position:absolute; bottom:34px; left:28px; z-index:2;
  display:flex; align-items:center; gap:10px;
  font-family:var(--ff-mono); font-size:11px; color:var(--text-faint); letter-spacing:.12em; text-transform:uppercase;
}
.scroll-cue .bar{ width:1px; height:34px; background:linear-gradient(var(--accent), transparent); position:relative; overflow:hidden; }

/* ---------- pain points / problem ---------- */
.problem-layout{ display:grid; grid-template-columns:1fr; }
.pain-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--border); border:1px solid var(--border); margin-top:56px;
}
.pain-item{
  background:var(--bg); padding:30px 26px; min-height:150px;
  display:flex; flex-direction:column; justify-content:flex-start;
  transition:background .25s ease;
}
.pain-item:hover{ background:var(--bg-panel); }
.pain-num{ font-family:var(--ff-mono); font-size:12px; color:var(--accent); }
.pain-text{ font-size:14.5px; color:var(--text-dim); line-height:1.55; margin-top:20px; }

/* ---------- value prop ---------- */
.value-wrap{ display:grid; grid-template-columns:1.05fr .95fr; gap:70px; align-items:center; }
.value-quote{
  font-family:var(--ff-head); font-size:clamp(24px,2.6vw,32px); line-height:1.35; color:var(--text);
  border-left:2px solid var(--accent); padding-left:26px;
}
.value-points{ display:flex; flex-direction:column; gap:22px; margin-top:34px; }
.value-point{ display:flex; gap:16px; }
.value-point .ic{
  width:34px; height:34px; flex:none; border:1px solid var(--border-strong); border-radius:6px;
  display:grid; place-items:center; color:var(--accent);
}
.value-point p{ font-size:14.5px; color:var(--text-dim); }
.value-point strong{ display:block; color:var(--text); font-size:15px; margin-bottom:3px; }

.flow-diagram{
  background:var(--bg-panel); border:1px solid var(--border); padding:36px;
  border-radius:6px;
}
.flow-step{ display:flex; gap:18px; padding:20px 0; position:relative; }
.flow-step:not(:last-child)::after{
  content:""; position:absolute; left:17px; top:52px; bottom:-6px; width:1px;
  background:linear-gradient(var(--border-strong), transparent);
}
.flow-step .fs-dot{
  width:36px; height:36px; border-radius:50%; border:1px solid var(--border-strong);
  display:grid; place-items:center; font-family:var(--ff-mono); font-size:13px; color:var(--accent);
  flex:none; background:var(--bg);
}
.flow-step h4{ font-size:15.5px; margin-bottom:5px; }
.flow-step p{ font-size:13.5px; color:var(--text-dim); }

/* ---------- services ---------- */
.service-main{
  display:grid; grid-template-columns:.85fr 1.15fr; gap:64px; margin-top:56px;
  border:1px solid var(--border); background:var(--bg-panel); padding:48px;
  border-radius:6px;
}
.service-main-head .tag{
  display:inline-block; font-family:var(--ff-mono); font-size:11.5px; letter-spacing:.08em; text-transform:uppercase;
  color:var(--accent); border:1px solid var(--accent-dim); padding:5px 10px; border-radius:20px; margin-bottom:18px;
}
.service-main-head h3{ font-size:26px; margin-bottom:14px; }
.service-main-head p{ color:var(--text-dim); font-size:15px; margin-bottom:26px; }
.capability-list{ display:grid; grid-template-columns:1fr 1fr; gap:14px 28px; }
.capability-list li{
  display:flex; gap:10px; font-size:14px; color:var(--text-dim); padding:10px 0; border-bottom:1px solid var(--border);
}
.capability-list li svg{ width:15px; height:15px; stroke:var(--accent); flex:none; margin-top:2px; }

.disclaimer-box{
  margin-top:26px; padding:16px 18px; border:1px dashed var(--border-strong); border-radius:6px;
  font-size:13px; color:var(--text-faint); line-height:1.6;
}

/* ---------- mastercam ---------- */
.mc-wrap{ display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center; }
.mc-logo{ display:flex; align-items:center; gap:11px; margin:2px 0 18px; }
.mc-logo img{ height:32px; width:auto; display:block; }
.mc-logo span{
  font-family:var(--ff-head); font-weight:700; font-size:39px; line-height:1;
  letter-spacing:-0.01em; color:var(--text); text-transform:uppercase;
}
.mc-logo sup{
  font-size:9px; font-weight:600; letter-spacing:0; text-transform:uppercase;
  vertical-align:top; margin-left:2px;
}
.mc-steps{ display:flex; align-items:stretch; gap:0; margin-top:38px; }
.mc-step{ flex:1; text-align:center; padding:22px 14px; position:relative; }
.mc-step .mc-ic{
  width:56px; height:56px; margin:0 auto 14px; border:1px solid var(--border-strong); border-radius:50%;
  display:grid; place-items:center; color:var(--accent); background:var(--bg);
}
.mc-step h5{ font-size:13.5px; letter-spacing:.02em; margin-bottom:6px; }
.mc-step p{ font-size:12px; color:var(--text-faint); }
.mc-arrow{ display:flex; align-items:center; color:var(--text-faint); }
.mc-step-preview{ cursor:pointer; }
.mc-step-preview .mc-ic{ transition:border-color .18s ease, color .18s ease; }
.mc-step-preview:hover .mc-ic, .mc-step-preview.active .mc-ic{ border-color:var(--accent); color:var(--accent); }
.mc-preview-pop{
  position:fixed; top:0; left:0; width:min(320px, 86vw);
  background:var(--bg-panel); border:1px solid var(--border); border-radius:6px;
  padding:8px; box-shadow:0 20px 44px rgba(0,0,0,.5);
  opacity:0; visibility:hidden; pointer-events:none;
  transform:translateY(6px);
  transition:opacity .15s ease, transform .15s ease; z-index:60;
}
.mc-preview-pop img{ width:100%; height:auto; border-radius:3px; display:block; }
.mc-preview-pop.is-visible{ opacity:1; visibility:visible; transform:translateY(0); }
.mc-panel{
  background:var(--bg-panel); border:1px solid var(--border); border-radius:6px; padding:10px;
  position:relative; overflow:hidden;
}
.mc-panel-video{ position:relative; border-radius:4px; overflow:hidden; background:var(--bg); line-height:0; }
.mc-panel-video video{ width:100%; height:auto; display:block; }
.mc-badge{
  display:inline-flex; align-items:center; gap:8px; font-family:var(--ff-mono); font-size:11.5px;
  color:var(--text-faint); margin-top:20px; letter-spacing:.04em;
}
.mc-badge-overlay{
  position:absolute; left:14px; right:14px; bottom:14px; margin-top:0;
  background:rgba(10,11,13,0.72); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
  color:var(--text); padding:10px 14px; border-radius:5px; border:1px solid var(--border);
}
.mc-badge-overlay svg{ color:var(--accent); flex:none; }

/* ---------- process timeline ---------- */
.timeline{ display:grid; grid-template-columns:repeat(5,1fr); gap:0; margin-top:60px; position:relative; }
.timeline::before{
  content:""; position:absolute; top:23px; left:5%; right:5%; height:1px; background:var(--border-strong);
}
.tl-step{ position:relative; padding:0 16px; text-align:left; }
.tl-step .tl-dot{
  width:46px; height:46px; border-radius:50%; background:var(--bg); border:1px solid var(--accent);
  color:var(--accent); font-family:var(--ff-mono); font-size:14px; display:grid; place-items:center;
  margin-bottom:22px; position:relative; z-index:1;
}
.tl-step h4{ font-size:15px; margin-bottom:8px; }
.tl-step p{ font-size:13px; color:var(--text-dim); line-height:1.6; }

/* ---------- advantages 2x2/4col ---------- */
.adv-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--border); border:1px solid var(--border); margin-top:56px; }
.adv-item{ background:var(--bg); padding:36px 28px; }
.adv-item .adv-ic{ width:38px; height:38px; color:var(--accent); margin-bottom:22px; }
.adv-item h4{ font-family:var(--ff-mono); font-size:13px; letter-spacing:.1em; text-transform:uppercase; color:var(--accent); margin-bottom:12px; }
.adv-item p{ font-size:14px; color:var(--text-dim); line-height:1.6; }

/* ---------- threading ---------- */
.thread-banner{
  display:grid; grid-template-columns:auto 1fr auto; align-items:center; gap:40px;
  border:1px solid var(--border); border-radius:6px; padding:36px 40px; background:var(--bg-panel);
}
.thread-visual{ font-family:var(--ff-mono); font-size:13px; color:var(--accent); display:flex; align-items:center; gap:14px; }
.thread-visual .m-chip{
  border:1px solid var(--border-strong); border-radius:20px; padding:6px 12px; color:var(--text-dim);
}
.thread-copy h3{ font-size:20px; margin-bottom:8px; }
.thread-copy p{ color:var(--text-dim); font-size:14.5px; max-width:520px; }

/* ---------- future / evolution ---------- */
.future-wrap{ display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:start; }
.future-chips{ display:flex; flex-wrap:wrap; gap:12px; margin-top:30px; }
.future-chip{
  display:flex; align-items:center; gap:8px;
  border:1px solid var(--border); border-radius:20px; padding:9px 16px;
  font-size:13px; color:var(--text-faint); font-family:var(--ff-mono);
}
.future-chip .lock{ width:12px; height:12px; }
.future-track{ position:relative; padding-left:26px; border-left:1px dashed var(--border-strong); }
.future-track .ft-item{ margin-bottom:34px; position:relative; }
.future-track .ft-item::before{
  content:""; position:absolute; left:-31px; top:4px; width:9px; height:9px; border-radius:50%;
  background:var(--bg); border:1.5px solid var(--accent);
}
.future-track .ft-item.is-now::before{ background:var(--accent); }
.future-track h5{ font-size:14.5px; margin-bottom:5px; }
.future-track p{ font-size:13px; color:var(--text-dim); }
.future-track .stage-label{ font-family:var(--ff-mono); font-size:11px; color:var(--accent); letter-spacing:.08em; text-transform:uppercase; }

/* ---------- CTA banner ---------- */
.cta-banner{
  position:relative; overflow:hidden;
  background:linear-gradient(135deg, #0d1f24, #0a0b0d 60%);
  border-top:1px solid var(--border); border-bottom:1px solid var(--border);
  padding:100px 0;
  text-align:center;
}
.cta-banner::before{
  content:""; position:absolute; inset:0;
  background-image:linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size:44px 44px;
  mask-image:radial-gradient(ellipse 60% 100% at 50% 50%, black, transparent 80%);
  -webkit-mask-image:radial-gradient(ellipse 60% 100% at 50% 50%, black, transparent 80%);
}
.cta-inner{ position:relative; z-index:1; max-width:680px; margin:0 auto; }
.cta-banner h2{ font-size:clamp(26px,3.4vw,40px); margin-bottom:18px; }
.cta-banner p{ color:var(--text-dim); font-size:16px; margin-bottom:36px; }
.cta-actions{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }

/* ---------- contact ---------- */
.contact-wrap{ display:grid; grid-template-columns:1fr 1fr; gap:64px; }
.contact-info-card{ display:flex; flex-direction:column; gap:0; }
.info-row{ display:flex; gap:16px; padding:20px 0; border-bottom:1px solid var(--border); }
.info-row .ic{ width:20px; height:20px; color:var(--accent); flex:none; margin-top:2px; }
.info-row strong{ display:block; font-size:14px; margin-bottom:4px; }
.info-row span, .info-row a{ font-size:13.5px; color:var(--text-dim); }
.info-row a:hover{ color:var(--accent); }
.rating-badge{
  display:inline-flex; align-items:center; gap:10px; margin-top:22px; padding:12px 16px;
  border:1px solid var(--border-strong); border-radius:6px; font-size:13.5px;
}
.rating-stars{ color:#ffc94a; font-size:15px; letter-spacing:1px; }
.map-embed{
  margin-top:26px; border:1px solid var(--border-strong); border-radius:6px;
  overflow:hidden; height:240px; position:relative; display:block;
}
.map-embed img{ width:100%; height:100%; object-fit:cover; object-position:center 40%; display:block; transition:transform .5s cubic-bezier(.2,.7,.2,1); }
.map-embed:hover img{ transform:scale(1.05); }
.map-embed-cta{
  position:absolute; left:0; right:0; bottom:0;
  display:flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 14px;
  background:linear-gradient(0deg, rgba(0,0,0,0.72), transparent);
  color:#fff; font-family:var(--ff-mono); font-size:12px; letter-spacing:.06em; text-transform:uppercase;
}
.map-embed-cta svg{ color:var(--accent); }

.form-card{ background:var(--bg-panel); border:1px solid var(--border); border-radius:6px; padding:40px; }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin-bottom:18px; }
.form-field{ display:flex; flex-direction:column; gap:8px; }
.form-field.full{ grid-column:1/-1; }
.form-field label{ font-size:12.5px; font-family:var(--ff-mono); letter-spacing:.04em; color:var(--text-faint); text-transform:uppercase; }
.form-field input, .form-field select, .form-field textarea{
  background:var(--bg); border:1px solid var(--border-strong); border-radius:4px; color:var(--text);
  padding:12px 14px; font-family:var(--ff-body); font-size:14px; outline:none;
  transition:border-color .2s ease;
}
.form-field input:focus, .form-field select:focus, .form-field textarea:focus{ border-color:var(--accent); }
.form-field textarea{ resize:vertical; min-height:100px; }
.form-field input[type="file"]{ padding:9px 12px; font-size:13px; color:var(--text-dim); }
.form-other-input{ margin-top:10px; }

.form-field select.is-locked{
  pointer-events:none; opacity:.55; background:var(--bg-panel-2); cursor:not-allowed;
}

.form-field input[type="date"]::-webkit-calendar-picker-indicator{
  filter:invert(1) brightness(1.6);
  cursor:pointer;
}
.form-note{ font-size:12px; color:var(--text-faint); margin-top:4px; }
.form-cta-line{
  display:flex; align-items:center; justify-content:space-between; gap:16px; flex-wrap:wrap;
  margin-top:10px;
}
.form-status{ font-size:13px; color:var(--text-dim); min-height:18px; }

.contact-banner{
  border:1px solid var(--accent-dim); background:var(--accent-soft); border-radius:6px;
  padding:18px 20px; font-size:14.5px; margin-bottom:32px; display:flex; align-items:center; gap:12px;
}
.contact-banner strong{ color:var(--accent); }

/* ---------- footer ---------- */
.site-footer{ background:var(--bg-alt); border-top:1px solid var(--border); padding:70px 0 28px; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:48px; }
.footer-brand p{ color:var(--text-faint); font-size:13.5px; margin-top:14px; max-width:280px; line-height:1.7; }
.footer-col h5{ font-family:var(--ff-mono); font-size:12px; letter-spacing:.08em; text-transform:uppercase; color:var(--text-faint); margin-bottom:18px; }
.footer-col ul{ display:flex; flex-direction:column; gap:11px; }
.footer-col a, .footer-col span{ font-size:13.5px; color:var(--text-dim); }
.footer-col a:hover{ color:var(--accent); }
.footer-social{ display:flex; gap:10px; margin-top:16px; }
.footer-social a{
  width:34px; height:34px; border:1px solid var(--border-strong); border-radius:50%;
  display:grid; place-items:center; color:var(--text-faint);
}
.footer-bottom{
  margin-top:56px; padding-top:24px; border-top:1px solid var(--border);
  display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:14px;
  font-size:12.5px; color:var(--text-faint);
}
.footer-bottom ul{ display:flex; gap:22px; flex-wrap:wrap; }

.mobile-call-fab{
  display:none; position:fixed; bottom:18px; right:18px; z-index:250;
  width:56px; height:56px; border-radius:50%; background:var(--accent); color:#04141a;
  align-items:center; justify-content:center; box-shadow:0 8px 24px rgba(53,215,255,0.35);
}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .main-nav ul{ display:none; }
  .nav-toggle{ display:flex; }
  .header-phone span{ display:none; }
  .header-cta .btn-primary{ display:none; }
  .pain-grid{ grid-template-columns:repeat(2,1fr); }
  .value-wrap, .mc-wrap, .future-wrap, .contact-wrap{ grid-template-columns:1fr; gap:40px; }
  .service-main{ grid-template-columns:1fr; padding:32px; gap:34px; }
  .timeline{ grid-template-columns:1fr 1fr; row-gap:36px; }
  .timeline::before{ display:none; }
  .adv-grid{ grid-template-columns:1fr 1fr; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
  .thread-banner{ grid-template-columns:1fr; text-align:left; }
  .mobile-call-fab{ display:flex; }
  .hero-gcode{ opacity:.25; width:52vw; right:0; height:400px; }
  .hero-gcode .gc-line{ font-size:11px; }
}
@media (max-width:640px){
  section{ padding:76px 0; }
  .pain-grid{ grid-template-columns:1fr 1fr; }
  .capability-list{ grid-template-columns:1fr; }
  .timeline{ grid-template-columns:1fr; }
  .adv-grid{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; gap:32px; }
  .form-row{ grid-template-columns:1fr; }
  .hero-actions .btn{ width:100%; }
  .cta-actions .btn{ width:100%; }
  .mc-steps{ flex-direction:column; }
  .mc-arrow{ transform:rotate(90deg); justify-content:center; padding:4px 0; }
}