/* ==========================================================================
   Metanza — stylesheet
   Palette is sampled directly from the Metanza logo:
   deep green #013823, gold #AA8A1B, light gold #D5C48C.
   ========================================================================== */

:root{
  /* Brand */
  --brand:#013823;        /* logo green */
  --brand-mid:#0a5236;    /* lifted green for hovers/links on light */
  --gold:#aa8a1b;         /* logo gold */
  --gold-lt:#d5c48c;      /* logo gold highlight */
  --gold-on-dark:#d8b23f; /* gold tuned for legibility on dark green */
  --gold-on-light:#7d6410;/* gold darkened to pass contrast on paper */

  /* Surfaces */
  --ink:#111817;
  --muted:#5c6764;
  --paper:#f3f5f1;
  --paper-2:#e7ece7;
  --paper-3:#dde4dd;
  --white:#fff;
  --line:#d7ded9;
  --dark:#04231a;         /* deep-green near-black for dark sections */
  --darker:#02170f;

  --max:1180px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --page-banner-top:65px;
  --page-banner-bottom:55px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

.wrap{width:min(calc(100% - 48px),var(--max));margin:auto}

/* --- Focus visibility (keyboard users) ---------------------------------- */
:focus-visible{
  outline:3px solid var(--gold);
  outline-offset:3px;
}
.dark :focus-visible,.darkhero :focus-visible,footer :focus-visible{
  outline-color:var(--gold-on-dark);
}

.skip{
  position:absolute;left:-9999px;top:0;z-index:100;
  background:var(--brand);color:#fff;padding:14px 20px;
  font-size:13px;font-weight:900;
}
.skip:focus{left:0}

/* --- Header / navigation ------------------------------------------------ */
.header{
  position:sticky;top:0;z-index:50;
  background:rgba(243,245,241,.94);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(1,56,35,.12);box-shadow:0 8px 22px -22px rgba(1,56,35,.45);
}
.navwrap{height:82px;display:flex;align-items:center;justify-content:space-between}
.logo img{width:158px;height:auto}

.navwrap nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:800}
.navwrap nav a{
  color:#4a5754;
  padding:4px 0;
  border-bottom:2px solid transparent;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.navwrap nav a:hover{color:var(--brand)}
.navwrap nav a[aria-current="page"]{color:var(--brand);border-bottom-color:var(--gold)}

.navbtn{
  background:transparent;color:#4a5754!important;
  padding:4px 0;border-bottom:2px solid transparent!important;
  transition:color .18s var(--ease),border-color .18s var(--ease);
}
.navbtn:hover{color:var(--brand)!important}
.navbtn[aria-current="page"]{color:var(--brand)!important;border-bottom-color:var(--gold)!important}

.menu{
  display:none;border:0;background:none;font-size:25px;
  color:var(--brand);cursor:pointer;line-height:1;padding:6px 4px;
}

/* --- Typography --------------------------------------------------------- */
.eyebrow{
  font-size:11px;letter-spacing:.2em;font-weight:900;
  color:var(--gold-on-light);margin:0 0 18px;
}
.eyebrow.green{color:var(--gold-on-dark)}

h1,h2,h3{line-height:1.07;letter-spacing:-.035em}
h1{font-size:clamp(44px,6vw,80px);margin:0 0 25px}
h2{font-size:clamp(34px,4.3vw,54px);margin:0 0 20px}
h3{font-size:25px;margin:0 0 12px}
h1 span,h2 em{color:var(--gold);font-style:normal}
.dark h2 em,.darkhero h1 em,.dark h1 span{color:var(--gold-on-dark)}

.lead{font-size:19px;color:#d5dcd8;max-width:690px}

/* --- Buttons ------------------------------------------------------------ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:15px 24px;font-size:13px;font-weight:900;letter-spacing:.02em;
  border:1px solid transparent;cursor:pointer;
  transition:background .18s var(--ease),color .18s var(--ease),
             border-color .18s var(--ease),transform .18s var(--ease);
}
.btn:hover{transform:translateY(-2px)}
.primary{background:var(--gold);color:var(--darker)}
.primary:hover{background:var(--gold-lt)}
.outline{border-color:rgba(255,255,255,.55);color:#fff}
.outline:hover{background:rgba(255,255,255,.1);border-color:#fff}
.light{background:#fff;color:var(--brand);margin-top:30px}
.light:hover{background:var(--gold-lt)}

/* --- Hero --------------------------------------------------------------- */
.hero{height:720px;position:relative;overflow:hidden;background:var(--dark);color:#fff}
.hero-photo{
  position:absolute;inset:0;
  background:url("assets/images/Commissioning-2.webp") center/cover no-repeat;
  transform:scale(1.03);
}
.hero-shade{
  position:absolute;inset:0;
  background:
    linear-gradient(90deg,rgba(2,20,14,.95) 0%,rgba(2,23,15,.82) 45%,rgba(2,23,15,.35) 100%),
    linear-gradient(180deg,rgba(2,23,15,.5) 0%,transparent 35%);
}
.hero-content{height:100%;position:relative;display:flex;align-items:center;justify-content:space-between}
.hero-copy{max-width:780px}
.buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}

.hero-tag{
  width:210px;align-self:flex-end;margin-bottom:90px;
  border-left:2px solid var(--gold-on-dark);padding-left:18px;display:grid;gap:5px;
}
.hero-tag span{color:var(--gold-on-dark);font-weight:900}
.hero-tag b{font-size:12px;letter-spacing:.12em}
.hero-tag small{color:#a9b5b0}

/* --- Intro -------------------------------------------------------------- */
.intro{padding:100px 0 55px}
.two{display:grid;grid-template-columns:1.1fr .9fr;gap:100px;align-items:end}
.two>p{color:var(--muted);font-size:17px}

/* --- Image cards -------------------------------------------------------- */
.image-cards{padding:35px 0 110px}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.cards article,.techcards article,.gallery figure,.mini-grid figure{
  box-shadow:0 16px 36px -34px rgba(1,56,35,.5);
}
.cards article{
  background:#fff;border:1px solid var(--line);
  display:flex;flex-direction:column;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.cards article:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 40px -22px rgba(1,56,35,.45);
  border-color:var(--gold-lt);
}
.cards article img{height:250px;width:100%;object-fit:cover}
.cards article div{padding:28px;display:flex;flex-direction:column;flex:1}
.cards article p:not(.eyebrow){color:var(--muted);font-size:14px}
.cards article a{
  font-weight:900;font-size:13px;color:var(--brand);margin-top:auto;padding-top:14px;
}
.cards article a:hover{color:var(--gold-on-light)}

/* --- Dark feature section ----------------------------------------------- */
.dark{background:var(--dark);color:#fff;padding:110px 0}
.tech-feature{display:grid;grid-template-columns:1fr 1fr;gap:85px;align-items:center}
.darklead{color:#bdc8c3;max-width:600px;font-size:17px}

.stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid #2a4438;margin-top:38px}
.stats div{padding:18px 10px 18px 0;border-bottom:1px solid #2a4438;display:grid}
.stats b{color:var(--gold-on-dark);font-size:17px}
.stats span{font-size:11px;color:#8b9a94}

.tech-image{position:relative}
.tech-image img{width:100%;height:500px;object-fit:cover}
.caption{
  position:absolute;left:0;bottom:0;
  background:var(--gold);color:var(--darker);
  padding:12px 18px;font-size:10px;font-weight:900;letter-spacing:.15em;
}

/* --- Generic section / gallery ------------------------------------------ */
.section{padding:105px 0}
.section-head{display:grid;grid-template-columns:1.05fr .75fr;gap:80px;align-items:end;margin-bottom:50px}
.section-head>p{color:var(--muted)}

.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);overflow:hidden}
.gallery img{width:100%;height:260px;object-fit:cover;transition:transform .4s var(--ease)}
.gallery figure:hover img{transform:scale(1.05)}
.gallery figcaption{padding:13px 15px;font-weight:850;font-size:12px}

/* --- Applications ------------------------------------------------------- */
.applications{background:var(--paper-2);padding:100px 0}
.chips{
  display:grid;grid-template-columns:repeat(5,1fr);
  border-top:1px solid #c8d1c9;border-left:1px solid #c8d1c9;margin-top:45px;
}
.chips span{
  padding:22px;border-right:1px solid #c8d1c9;border-bottom:1px solid #c8d1c9;
  font-weight:900;background:transparent;transition:background .2s var(--ease),color .2s var(--ease);
}
.chips span:hover{background:var(--brand);color:#fff}

/* --- CTA ---------------------------------------------------------------- */
.cta{padding:0 0 100px}
.ctabox{
  background:var(--brand);color:#fff;
  padding:50px 58px;display:flex;align-items:center;justify-content:space-between;gap:35px;
  border-left:6px solid var(--gold);
}
.ctabox .eyebrow{color:var(--gold-on-dark)}
.ctabox h2{font-size:35px;margin:0;max-width:700px}
.ctabox h2 em{color:var(--gold-on-dark)}

/* --- Page heroes -------------------------------------------------------- */
.pagehero{
  padding:var(--page-banner-top) 0 var(--page-banner-bottom);
  background:linear-gradient(115deg,var(--paper-2),#eef2ed);border-bottom:1px solid var(--line);
}
.pagehero h1{max-width:950px}
.pagehero>div>p:last-child{max-width:740px;color:var(--muted);font-size:18px}
.darkhero{background:var(--dark);color:#fff;border-bottom:0}
.darkhero>div>p:last-child{color:#bdc8c3}

/* --- Services ----------------------------------------------------------- */
.service-list{max-width:1000px}
.service-list article{
  display:grid;grid-template-columns:70px 1fr;gap:35px;
  padding:75px 0;border-top:1px solid var(--line);
}
.service-list article.equipment-only{grid-template-columns:1fr}
.service-list h2{font-size:44px}
.service-list p{color:var(--muted)}
.service-list ul{display:grid;grid-template-columns:1fr 1fr;gap:8px 25px;padding-left:20px}
.service-list li{color:var(--muted)}
.service-list li::marker{color:var(--gold)}
.service-photo{width:100%;max-height:420px;object-fit:cover;margin:25px 0}

/* --- Technologies ------------------------------------------------------- */
.techcards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.techcards article{
  background:#fff;border:1px solid var(--line);overflow:hidden;
  transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s var(--ease);
}
.techcards article:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 40px -22px rgba(1,56,35,.45);
  border-color:var(--gold-lt);
}
.techcards img{width:100%;height:340px;object-fit:cover}
.techcards img.laboratory-jig{object-fit:contain;background:#fff;padding:12px}
.techcards article div{padding:28px}
.techcards article h3{font-size:32px}
.techcards article p:not(.eyebrow){color:var(--muted);margin-bottom:0}

.grey{background:var(--paper-2)}
.other-tech{display:grid;grid-template-columns:.75fr 1.25fr;gap:80px;align-items:start}
.other-tech>div:first-child p{color:var(--muted)}
.mini-grid{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.mini-grid figure{margin:0;background:#fff;border:1px solid var(--line);overflow:hidden}
.mini-grid img{width:100%;height:190px;object-fit:contain;background:#fff;padding:10px}
.mini-grid figcaption{padding:12px;font-size:12px;font-weight:850;border-top:1px solid var(--line)}

/* --- About -------------------------------------------------------------- */
.aboutgrid{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:start}
.about-photo{height:620px;width:100%;object-fit:cover}
.aboutgrid p:not(.eyebrow){color:var(--muted)}

.values{border-top:1px solid var(--line);margin-top:30px}
.values div{display:grid;grid-template-columns:45px 1fr;gap:12px;padding:18px 0;border-bottom:1px solid var(--line)}
.values b{color:var(--gold)}
.values span{display:grid}
.values strong{margin-bottom:3px;color:var(--ink)}

.team{display:grid;grid-template-columns:.8fr 1.2fr;gap:90px;align-items:center}
.people{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.people figure{margin:0}
.people img{width:100%;height:400px;object-fit:cover}
.people figcaption{background:#fff;color:var(--ink);padding:12px;font-weight:900}
.people small{display:block;font-weight:600;color:var(--muted);font-size:12px;margin-top:2px}

/* --- Contact ------------------------------------------------------------ */
.contact-section{padding-top:80px}
.contactgrid{display:grid;grid-template-columns:.85fr 1.15fr;gap:90px;align-items:start}
.contactgrid h2{margin-top:0}
.contact-details>p{max-width:470px;color:var(--muted);font-size:17px}
.contact-methods{display:grid;margin:30px 0 34px;border-top:1px solid var(--line)}
.contact-method{
  display:grid;gap:2px;padding:16px 0;border-bottom:1px solid var(--line);
  transition:color .18s var(--ease),padding-left .18s var(--ease);
}
.contact-method span{font-size:11px;font-weight:900;letter-spacing:.12em;text-transform:uppercase;color:var(--gold-on-light)}
.contact-method strong{font-size:18px;color:var(--brand)}
.contact-method:hover{padding-left:8px}
.contact-method:hover strong{color:var(--gold-on-light)}
.address{padding:0 0 20px;display:grid;gap:4px}
.address span{color:var(--muted)}
.location-map{display:block;width:100%;height:250px;border:1px solid var(--line)}

form{background:#fff;border:1px solid var(--line);padding:46px;box-shadow:0 22px 50px -42px rgba(1,56,35,.55)}
.form-header{padding-bottom:27px;margin-bottom:28px;border-bottom:1px solid var(--line)}
.form-header .eyebrow{margin-bottom:12px}
.form-header h2{font-size:34px;margin-bottom:10px}
.form-header p:last-child{margin:0;color:var(--muted);font-size:14px}
form label{display:grid;gap:7px;font-size:12px;font-weight:900;margin-bottom:17px}
input,select,textarea{
  font:inherit;width:100%;border:1px solid #ccd4ce;padding:13px;background:#fafcf9;
  transition:border-color .18s var(--ease),box-shadow .18s var(--ease);
}
input:focus,select:focus,textarea:focus{
  outline:0;border-color:var(--brand);box-shadow:0 0 0 3px rgba(1,56,35,.12);
}
input:user-invalid,textarea:user-invalid{border-color:#b3261e}
textarea{resize:vertical}
.honeypot{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}
.formrow{display:grid;grid-template-columns:1fr 1fr;gap:15px}
form small{display:block;color:var(--muted);margin-top:14px}
.formnote{
  display:grid;gap:5px;margin:24px 0 0;padding:16px 18px;background:var(--paper-2);
  border-left:3px solid var(--gold);font-size:13px;color:var(--muted);
}
.formnote strong{color:var(--ink)}
.formnote a{color:var(--brand);font-weight:900;text-decoration:underline;text-underline-offset:2px}
#form-status{min-height:1.6em;margin:14px 0 0;font-size:13px;font-weight:700;color:var(--brand)}
button:disabled{cursor:wait;opacity:.72}

/* --- Footer ------------------------------------------------------------- */
footer{background:var(--darker);color:#a9b6b1;padding:60px 0 22px}
.footgrid{display:grid;grid-template-columns:2fr 1fr 1.3fr;gap:70px}
.footlogo{width:170px;background:#fff;padding:10px 12px;margin-bottom:16px}
.footgrid p{max-width:370px}
.footgrid>div:not(:first-child){display:flex;flex-direction:column;gap:8px;font-size:13px}
.footgrid b{color:#fff;margin-bottom:6px}
.footgrid a{transition:color .18s var(--ease)}
.footgrid a:hover{color:var(--gold-on-dark)}
.copyright{
  border-top:1px solid #1b2b23;margin-top:45px;padding-top:18px;font-size:11px;
  display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;
}
.credit{padding-top:8px;font-size:11px;color:#8d9a95}
.credit a{color:#a9b6b1;transition:color .18s var(--ease)}
.credit a:hover{color:var(--gold-on-dark)}

/* --- Error page --------------------------------------------------------- */
.errorpage{padding:140px 0 120px;text-align:center}
.errorpage .code{font-size:clamp(80px,14vw,170px);font-weight:900;color:var(--gold-lt);line-height:1;letter-spacing:-.05em}
.errorpage p{color:var(--muted);max-width:520px;margin:0 auto 32px}

/* --- Scroll reveal ------------------------------------------------------ */
.reveal{opacity:0;transform:translateY(18px)}
.reveal.in{opacity:1;transform:none;transition:opacity .7s var(--ease),transform .7s var(--ease)}

/* --- Responsive --------------------------------------------------------- */
@media(max-width:980px){
  .wrap{width:min(calc(100% - 32px),var(--max))}
  .menu{display:block}
  .navwrap nav{
    display:none;position:absolute;left:0;right:0;top:82px;
    background:var(--paper);padding:14px 25px 20px;flex-direction:column;align-items:stretch;gap:0;
    border-bottom:1px solid var(--line);box-shadow:0 18px 30px -20px rgba(1,56,35,.4);
  }
  .navwrap nav.open{display:flex}
  .navwrap nav a{padding:14px 0;border-bottom:0;font-size:16px}
  .navwrap nav a[aria-current="page"]{border-bottom:0;color:var(--brand)}
  .navbtn{text-align:left;margin-top:0}

  .hero{height:auto;min-height:700px}
  .hero-content{padding:80px 0;display:block}
  .hero-tag{margin-top:70px}

  .two,.cards,.tech-feature,.section-head,.other-tech,.aboutgrid,.team,.contactgrid{
    grid-template-columns:1fr;gap:45px;
  }
  .intro{padding:80px 0 40px}
  .cards article img{height:300px}
  .gallery{grid-template-columns:1fr 1fr}
  .chips{grid-template-columns:1fr 1fr}
  .techcards{grid-template-columns:1fr}
  .service-list article{grid-template-columns:40px 1fr;gap:20px}
  .footgrid{grid-template-columns:1fr 1fr;gap:40px}
  .ctabox{padding:40px 30px;flex-direction:column;align-items:flex-start}
  .people img{height:330px}
  .contact-section{padding-top:75px}
}

@media(max-width:520px){
  .logo img{width:125px}
  .footlogo{width:140px}
  .hero h1{font-size:44px}
  .buttons{flex-direction:column;align-items:stretch}
  .gallery,.chips,.mini-grid,.formrow,.footgrid{grid-template-columns:1fr}
  .section,.dark,.applications{padding:75px 0}
  .pagehero{padding:80px 0 70px}
  .service-list article{padding:55px 0}
  .service-list ul{grid-template-columns:1fr}
  .tech-image img{height:360px}
  .about-photo{height:420px}
  .people img{height:360px}
  form{padding:25px}
  .ctabox h2{font-size:29px}
}

/* --- Motion & print ----------------------------------------------------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{
    animation-duration:.01ms!important;animation-iteration-count:1!important;
    transition-duration:.01ms!important;
  }
  .reveal{opacity:1;transform:none}
  .btn:hover,.cards article:hover,.techcards article:hover{transform:none}
  .gallery figure:hover img{transform:none}
}

@media print{
  .header,.menu,.cta,.skip,form button{display:none}
  body{background:#fff;color:#000}
  .hero,.dark,footer{background:#fff!important;color:#000!important}
  .hero-shade,.hero-photo{display:none}
  a[href^="http"]::after{content:" (" attr(href) ")";font-size:11px}
}