/* ===========================================================
   MARS TECH AUTOMATION — Design tokens
   Palette sampled directly from the company PDF profile:
     navy    #022C75  (banners, primary)
     sky     #64C9E6  (accent bars)
     copper  #BC7D2F  (logo mark)
     purple  #8B61C2  (used sparingly, brand-name accents)
   =========================================================== */
:root{
  --navy-950:#050e24;
  --navy-900:#081a45;
  --navy-800:#0c2564;
  --navy-700:#0f2e78;
  --navy:#0e2f74;
  --sky:#5cc3e6;
  --sky-dim:#bfe8f5;
  --copper:#bf8038;
  --copper-dim:#e7c393;
  --purple:#8b61c2;

  --ink:#0d1830;
  --ink-soft:#4c5670;
  --ink-faint:#8590a8;

  --paper:#f3f4f6;
  --paper-alt:#e8eaee;
  --white:#ffffff;

  --line:#dde1e7;

  --radius-sm:6px;
  --radius:14px;
  --radius-lg:22px;

  --shadow-sm:0 2px 10px rgba(6,20,55,.06);
  --shadow:0 12px 32px rgba(6,20,55,.10);
  --shadow-lg:0 24px 60px rgba(6,20,55,.18);

  --font-display:'Space Grotesk', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth; scroll-padding-top:84px;}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  line-height:1.6;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-display); margin:0; color:var(--navy-900); letter-spacing:-0.01em;}
p{margin:0;}
ul{margin:0;padding:0;list-style:none;}
button{font-family:inherit;cursor:pointer;}

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

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important; scroll-behavior:auto !important;}
}

/* ---------- eyebrow / section labels ---------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-mono); font-size:12px; letter-spacing:.14em; text-transform:uppercase;
  color:var(--copper); font-weight:600;
}
.eyebrow::before{content:""; width:22px; height:2px; background:var(--copper); display:inline-block;}

.section-head{max-width:640px; margin-bottom:44px;}
.section-head h2{font-size:clamp(28px,3.4vw,42px); margin-top:12px; line-height:1.15;}
.section-head p{margin-top:14px; color:var(--ink-soft); font-size:16px;}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center;}
.section-head.center .eyebrow::before{display:none;}

section{padding:96px 0;}
@media (max-width:720px){ section{padding:64px 0;} }

/* =================== NAV =================== */
.nav{
  position:sticky; top:0; z-index:200;
  background:rgba(5,14,36,.82);
  backdrop-filter:blur(14px); -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(255,255,255,.08);
}
.nav .wrap{display:flex; align-items:center; justify-content:space-between; height:76px;}
.brand{display:flex; align-items:center; gap:12px;}
.brand img{height:38px; width:auto;}
.brand-text{display:flex; flex-direction:column; line-height:1.1;}
.brand-text b{color:#fff; font-family:var(--font-display); font-size:16px; letter-spacing:.03em;}
.brand-text span{color:var(--sky-dim); font-family:var(--font-mono); font-size:10px; letter-spacing:.12em;}

.nav-links{display:flex; align-items:center; gap:30px;}
.nav-links a{color:#cfd8ee; font-size:14px; font-weight:500; transition:color .2s;}
.nav-links a:hover{color:#fff;}
.nav-cta{
  background:var(--copper); color:#1a1002 !important; font-weight:700; font-size:13.5px;
  padding:11px 20px; border-radius:999px; letter-spacing:.01em;
  transition:transform .2s, box-shadow .2s;
}
.nav-cta:hover{transform:translateY(-1px); box-shadow:0 8px 20px rgba(191,128,56,.35);}

.nav-toggle{display:none; background:none; border:0; padding:6px;}
.nav-toggle span{display:block; width:24px; height:2px; background:#fff; margin:5px 0; transition:.25s;}

@media (max-width:900px){
  .nav-links{
    position:fixed; inset:76px 0 0 0; height:calc(100vh - 76px);
    background:var(--navy-950); flex-direction:column; justify-content:flex-start;
    padding:36px 28px; gap:22px; transform:translateX(100%); transition:transform .3s ease;
  }
  .nav-links.open{transform:translateX(0);}
  .nav-links a{font-size:19px;}
  .nav-toggle{display:block;}
}

/* =================== HERO =================== */
.hero{
  position:relative; min-height:92vh; display:flex; align-items:center;
  overflow:hidden; color:#fff; padding-top:76px;
}
.hero-bg{position:absolute; inset:0; z-index:0;}
.hero-bg img{width:100%; height:100%; object-fit:cover;}
.hero-bg::after{
  content:""; position:absolute; inset:0;
  background:
    linear-gradient(100deg, rgba(3,12,34,.96) 8%, rgba(4,18,55,.86) 42%, rgba(6,24,66,.55) 68%, rgba(6,24,66,.35) 100%);
}
.hero .wrap{position:relative; z-index:1;}
.hero-inner{max-width:680px; padding:60px 0;}
.hero-eyebrow{
  font-family:var(--font-mono); font-size:12px; letter-spacing:.16em; color:var(--sky-dim);
  display:inline-block; padding:7px 14px; border:1px solid rgba(255,255,255,.25); border-radius:999px;
  margin-bottom:26px; backdrop-filter:blur(6px);
}
.hero h1{
  font-size:clamp(38px,5.6vw,64px); color:#fff; line-height:1.06; white-space:pre-line;
  font-weight:600;
}
.hero p.sub{margin-top:24px; font-size:18px; color:#d6ddef; max-width:520px;}
.hero-actions{display:flex; gap:16px; margin-top:38px; flex-wrap:wrap;}
.btn{
  display:inline-flex; align-items:center; gap:8px; font-weight:700; font-size:14.5px;
  padding:15px 26px; border-radius:999px; transition:transform .2s,box-shadow .2s,background .2s;
  border:1px solid transparent;
}
.btn-primary{background:var(--copper); color:#1a1002;}
.btn-primary:hover{transform:translateY(-2px); box-shadow:0 10px 26px rgba(191,128,56,.4);}
.btn-ghost{border-color:rgba(255,255,255,.35); color:#fff;}
.btn-ghost:hover{background:rgba(255,255,255,.1); transform:translateY(-2px);}

.hero-stats{
  display:flex; gap:0; margin-top:64px; border-top:1px solid rgba(255,255,255,.16); padding-top:28px;
  max-width:640px; flex-wrap:wrap;
}
.hero-stats div{padding-right:36px; margin-right:36px; border-right:1px solid rgba(255,255,255,.14);}
.hero-stats div:last-child{border-right:none;}
.hero-stats b{display:block; font-family:var(--font-display); font-size:26px; color:#fff;}
.hero-stats span{font-size:12.5px; color:var(--sky-dim); font-family:var(--font-mono); letter-spacing:.04em;}

/* =================== TRUST / ISO STRIP =================== */
.trust-strip{background:var(--navy-900); padding:18px 0; border-bottom:1px solid rgba(255,255,255,.08);}
.trust-strip .wrap{display:flex; align-items:center; justify-content:center; gap:14px; flex-wrap:wrap; text-align:center;}
.trust-strip p{color:#cfd8ee; font-size:13.5px; font-family:var(--font-mono); letter-spacing:.03em;}
.trust-strip b{color:var(--sky-dim);}

/* =================== ABOUT =================== */
.about{background:var(--paper);}
.about-grid{display:grid; grid-template-columns:1fr 1fr; gap:64px; align-items:center;}
.about-media{position:relative; border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-lg);}
.about-media img{aspect-ratio:4/5; object-fit:cover;}
.about-body p{color:var(--ink-soft); font-size:16px; margin-bottom:18px;}
.about-body p:last-child{margin-bottom:0;}
@media (max-width:860px){ .about-grid{grid-template-columns:1fr; gap:36px;} }

/* =================== MISSION / VISION =================== */
.mv{background:var(--navy-950); color:#fff; position:relative; overflow:hidden;}
.mv::before{
  content:""; position:absolute; inset:0; opacity:.5;
  background:radial-gradient(circle at 15% 20%, rgba(92,195,230,.14), transparent 45%),
             radial-gradient(circle at 85% 80%, rgba(191,128,56,.14), transparent 45%);
}
.mv .wrap{position:relative; z-index:1;}
.mv .section-head h2, .mv .section-head p{color:#fff;}
.mv .section-head p{color:#aeb9d6;}
.mv-grid{display:grid; grid-template-columns:1fr 1fr; gap:28px;}
.mv-card{
  background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1); border-radius:var(--radius-lg);
  overflow:hidden; backdrop-filter:blur(6px);
}
.mv-card img{height:220px; object-fit:cover; width:100%;}
.mv-card-body{padding:30px 30px 34px;}
.mv-card-body h3{color:#fff; font-size:22px; margin-bottom:12px;}
.mv-card-body p{color:#b7c0da; font-size:15px;}
.mv-card-body .tag{
  display:inline-block; font-family:var(--font-mono); font-size:11px; letter-spacing:.1em;
  color:var(--sky-dim); text-transform:uppercase; margin-bottom:10px;
}
@media (max-width:760px){ .mv-grid{grid-template-columns:1fr;} }

/* =================== FACILITIES / MACHINES =================== */
.facilities{background:var(--paper);}
.machine-group{margin-top:8px;}
.machine-group + .machine-group{margin-top:56px;}
.machine-group h3{
  font-size:13px; font-family:var(--font-mono); letter-spacing:.14em; text-transform:uppercase;
  color:var(--navy); border-bottom:2px solid var(--line); padding-bottom:14px; margin-bottom:28px;
}
.machine-grid{display:grid; grid-template-columns:repeat(2,1fr); gap:26px;}
@media (max-width:820px){ .machine-grid{grid-template-columns:1fr;} }

.machine-card{
  background:#fff; border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-sm);
  border:1px solid var(--line); transition:box-shadow .25s, transform .25s;
}
.machine-card:hover{box-shadow:var(--shadow); transform:translateY(-3px);}
.machine-media{position:relative; height:210px; background:#eef0f3;}
.machine-media img{width:100%; height:100%; object-fit:contain; padding:18px;}
.machine-year-badge{
  position:absolute; top:14px; right:14px; background:var(--navy); color:#fff;
  font-family:var(--font-mono); font-size:11.5px; padding:5px 11px; border-radius:999px; letter-spacing:.03em;
}
.machine-body{padding:24px 26px 26px;}
.machine-name-row{display:flex; align-items:baseline; justify-content:space-between; gap:10px; flex-wrap:wrap;}
.machine-name-row h4{font-size:22px; color:var(--purple); font-weight:700;}
.machine-model{font-family:var(--font-mono); font-size:13px; color:var(--ink-faint);}
.machine-badge{
  display:inline-block; margin-top:10px; font-size:11.5px; font-family:var(--font-mono); color:var(--copper);
  background:rgba(191,128,56,.1); padding:4px 10px; border-radius:6px;
}
.machine-works{font-size:14px; color:var(--ink-soft); margin-top:14px;}
.spec-toggle{
  margin-top:18px; display:inline-flex; align-items:center; gap:8px; font-size:13.5px; font-weight:700;
  color:var(--navy); background:var(--paper-alt); border:1px solid var(--line); border-radius:999px;
  padding:9px 16px; transition:background .2s;
}
.spec-toggle:hover{background:#e2e6ec;}
.spec-toggle svg{width:13px; height:13px; transition:transform .25s;}
.spec-toggle.open svg{transform:rotate(180deg);}

.spec-table{
  display:none; margin-top:18px; border-top:1px dashed var(--line); padding-top:16px;
  font-family:var(--font-mono); font-size:13px;
}
.spec-table.open{display:block;}
.spec-row{display:flex; justify-content:space-between; gap:12px; padding:8px 0; border-bottom:1px solid var(--paper-alt);}
.spec-row:last-child{border-bottom:none;}
.spec-row .k{color:var(--ink-faint);}
.spec-row .v{color:var(--ink); font-weight:600; text-align:right;}

/* =================== WORK SAMPLES =================== */
.samples{background:var(--navy-950); color:#fff;}
.samples .section-head h2, .samples .section-head p{color:#fff;}
.samples .section-head p{color:#aeb9d6;}
.sample-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:16px;
}
.sample-grid a{
  display:block; border-radius:var(--radius); overflow:hidden; aspect-ratio:1/1; position:relative;
  border:1px solid rgba(255,255,255,.08);
}
.sample-grid img{width:100%; height:100%; object-fit:cover; transition:transform .5s ease;}
.sample-grid a:hover img{transform:scale(1.08);}
.sample-grid a::after{
  content:attr(data-caption); position:absolute; left:0; right:0; bottom:0; padding:10px 12px;
  font-size:12px; font-family:var(--font-mono); color:#fff;
  background:linear-gradient(0deg, rgba(0,0,0,.75), transparent);
  opacity:0; transition:opacity .25s;
}
.sample-grid a:hover::after{opacity:1;}
@media (max-width:900px){ .sample-grid{grid-template-columns:repeat(3,1fr);} }
@media (max-width:560px){ .sample-grid{grid-template-columns:repeat(2,1fr);} }

/* =================== PRODUCTS =================== */
.products{background:var(--paper);}
.product-tabs{display:flex; gap:10px; flex-wrap:wrap; margin-bottom:36px;}
.product-tab{
  font-size:13.5px; font-weight:700; padding:10px 18px; border-radius:999px;
  background:#fff; border:1px solid var(--line); color:var(--ink-soft); transition:all .2s;
}
.product-tab.active{background:var(--navy); color:#fff; border-color:var(--navy);}
.product-panel{display:none;}
.product-panel.active{display:block; animation:fade .35s ease;}
@keyframes fade{from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:translateY(0);}}
.product-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:20px;}
.product-card{
  background:#fff; border:1px solid var(--line); border-radius:var(--radius); overflow:hidden;
  aspect-ratio:1/1; display:flex; align-items:center; justify-content:center; padding:18px;
  transition:box-shadow .2s, transform .2s;
}
.product-card:hover{box-shadow:var(--shadow); transform:translateY(-3px);}
.product-card img{width:100%; height:100%; object-fit:contain;}
@media (max-width:820px){ .product-grid{grid-template-columns:repeat(3,1fr);} }
@media (max-width:560px){ .product-grid{grid-template-columns:repeat(2,1fr);} }

/* =================== OTHER MACHINES / MEASURING =================== */
.other{background:var(--paper);}
.other-grid{display:grid; grid-template-columns:1fr 1fr; gap:26px;}
.other-card{
  background:var(--navy); color:#fff; border-radius:var(--radius-lg); padding:34px 34px 30px;
  position:relative; overflow:hidden;
}
.other-card::after{
  content:""; position:absolute; right:-40px; bottom:-40px; width:160px; height:160px; border-radius:50%;
  background:rgba(255,255,255,.05);
}
.other-card h3{color:#fff; font-size:12.5px; font-family:var(--font-mono); text-transform:uppercase; letter-spacing:.12em; margin-bottom:22px; opacity:.85;}
.other-list li{
  display:flex; justify-content:space-between; padding:12px 0; border-bottom:1px solid rgba(255,255,255,.14);
  font-size:15.5px;
}
.other-list li:last-child{border-bottom:none;}
.other-list b{font-family:var(--font-mono); color:var(--sky-dim); font-weight:600;}
@media (max-width:820px){ .other-grid{grid-template-columns:1fr;} }

/* =================== PROPOSED / UPCOMING =================== */
.proposed{background:var(--paper-alt);}
.proposed-grid{display:grid; grid-template-columns:1fr 1fr; gap:26px;}
.proposed-card{
  background:#fff; border-radius:var(--radius-lg); overflow:hidden; border:1px dashed var(--copper);
  position:relative; box-shadow:var(--shadow-sm);
}
.proposed-ribbon{
  position:absolute; top:16px; left:16px; z-index:2; background:var(--copper); color:#1a1002;
  font-family:var(--font-mono); font-size:11px; letter-spacing:.08em; text-transform:uppercase;
  padding:6px 12px; border-radius:999px; font-weight:700;
}
.proposed-media{height:230px; background:#eef0f3;}
.proposed-media img{width:100%; height:100%; object-fit:cover;}
.proposed-body{padding:24px 26px 28px;}
.proposed-body h3{font-size:26px; color:var(--navy);}
.proposed-body span{font-family:var(--font-mono); font-size:13px; color:var(--ink-faint); letter-spacing:.03em;}
@media (max-width:820px){ .proposed-grid{grid-template-columns:1fr;} }

/* =================== CERTIFICATION =================== */
.cert{background:var(--navy-950); color:#fff; position:relative; overflow:hidden;}
.cert::before{
  content:""; position:absolute; inset:0;
  background:radial-gradient(ellipse at 80% 0%, rgba(92,195,230,.16), transparent 55%);
}
.cert .wrap{position:relative; z-index:1;}
.cert-grid{display:grid; grid-template-columns:1.1fr 1fr; gap:56px; align-items:center;}
.cert-badge{
  display:inline-flex; align-items:center; justify-content:center; width:96px; height:96px; border-radius:50%;
  background:linear-gradient(135deg, var(--sky), var(--copper)); margin-bottom:26px;
  font-family:var(--font-display); font-weight:700; color:#0a1730; font-size:13px; text-align:center;
}
.cert h2{color:#fff; font-size:clamp(26px,3vw,36px);}
.cert p.scope{color:#b7c0da; margin-top:16px; font-size:15.5px; max-width:520px;}
.cert-meta{margin-top:28px; display:grid; grid-template-columns:1fr 1fr; gap:16px; max-width:520px;}
.cert-meta div{border-left:2px solid var(--sky); padding-left:14px;}
.cert-meta b{display:block; font-family:var(--font-mono); font-size:15px; color:#fff;}
.cert-meta span{font-size:12px; color:#93a0c2; font-family:var(--font-mono); letter-spacing:.03em;}
.cert-doc{
  background:#fff; border-radius:var(--radius-lg); padding:8px; box-shadow:var(--shadow-lg);
  transform:rotate(1.5deg);
}
.cert-doc img{border-radius:calc(var(--radius-lg) - 8px);}
@media (max-width:900px){ .cert-grid{grid-template-columns:1fr;} .cert-doc{transform:none; max-width:420px;} }

/* =================== CONTACT =================== */
.contact{background:var(--paper);}
.contact-grid{display:grid; grid-template-columns:1fr 1fr; gap:0; border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-lg);}
.contact-media{position:relative; min-height:100%;}
.contact-media img{width:100%; height:100%; object-fit:cover; min-height:420px;}
.contact-body{background:var(--navy); color:#fff; padding:56px 48px;}
.contact-body h2{color:#fff; font-size:clamp(24px,2.6vw,32px); margin-bottom:8px;}
.contact-body > p{color:#b7c0da; margin-bottom:34px;}
.contact-row{display:flex; gap:16px; padding:18px 0; border-top:1px solid rgba(255,255,255,.14);}
.contact-row:last-of-type{border-bottom:1px solid rgba(255,255,255,.14);}
.contact-row .ic{
  width:38px; height:38px; border-radius:10px; background:rgba(255,255,255,.08); flex:none;
  display:flex; align-items:center; justify-content:center;
}
.contact-row .ic svg{width:17px; height:17px; stroke:var(--sky-dim);}
.contact-row div b{display:block; font-size:11px; font-family:var(--font-mono); text-transform:uppercase; letter-spacing:.1em; color:var(--sky-dim); margin-bottom:4px;}
.contact-row div span, .contact-row div a{font-size:15px; color:#fff;}
.contact-form{margin-top:32px; display:grid; gap:12px;}
.contact-form input, .contact-form textarea{
  width:100%; background:rgba(255,255,255,.07); border:1px solid rgba(255,255,255,.18); border-radius:10px;
  padding:13px 15px; color:#fff; font-family:var(--font-body); font-size:14.5px;
}
.contact-form input::placeholder, .contact-form textarea::placeholder{color:#8f9ab8;}
.contact-form textarea{resize:vertical; min-height:90px;}
.contact-form button{
  background:var(--copper); color:#1a1002; font-weight:700; border:none; border-radius:999px;
  padding:14px; font-size:14.5px; margin-top:4px; transition:transform .2s;
}
.contact-form button:hover{transform:translateY(-2px);}
.form-note{font-size:12.5px; color:#93a0c2; margin-top:8px;}
@media (max-width:860px){ .contact-grid{grid-template-columns:1fr;} .contact-media img{min-height:260px;} .contact-body{padding:40px 26px;} }

/* =================== FOOTER =================== */
footer{background:var(--navy-950); color:#8f9ab8; padding:44px 0 26px;}
.footer-grid{display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:20px; padding-bottom:26px; border-bottom:1px solid rgba(255,255,255,.08);}
.footer-brand{display:flex; align-items:center; gap:12px;}
.footer-brand img{height:32px;}
.footer-brand b{color:#fff; font-family:var(--font-display); font-size:15px;}
.footer-links{display:flex; gap:26px; flex-wrap:wrap;}
.footer-links a{font-size:13.5px; color:#aeb9d6; transition:color .2s;}
.footer-links a:hover{color:#fff;}
.footer-bottom{display:flex; justify-content:space-between; padding-top:22px; font-size:12.5px; flex-wrap:wrap; gap:10px;}
.footer-bottom a{color:#aeb9d6;}

/* utility */
.reveal{opacity:0; transform:translateY(22px); transition:opacity .7s ease, transform .7s ease;}
.reveal.in{opacity:1; transform:translateY(0);}