/* ============================================================
   EFT Mining Services (Pty) Ltd — shared stylesheet
   Palette : deep petrol + survey orange (from company logo)
   Type    : Archivo (display) · IBM Plex Sans (body) · IBM Plex Mono (data)
   Motif   : topographic contour / survey marker
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@500;600;700;800;900&family=IBM+Plex+Mono:wght@500;600&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root{
  --ink:#0F272D;          /* deep petrol — darkened logo teal */
  --ink-2:#163840;
  --teal:#2C6E78;         /* mid teal for links / accents      */
  --teal-soft:#dCe7e6;
  --orange:#E07A2D;       /* survey orange — from logo         */
  --ember:#BF5E18;        /* darker orange for hover           */
  --paper:#F4F1EA;        /* warm stone background             */
  --paper-2:#FBFAF6;
  --surface:#FFFFFF;
  --line:#DAD6CB;
  --line-2:#E9E5DB;
  --text:#1C2A2C;
  --text-2:#566461;
  --muted:#8A8775;

  --maxw:1180px;
  --radius:14px;
  --radius-sm:8px;
  --shadow:0 1px 2px rgba(15,39,45,.06), 0 8px 24px rgba(15,39,45,.07);
  --shadow-lg:0 24px 60px rgba(15,39,45,.16);
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:'IBM Plex Sans',system-ui,sans-serif;
  background:var(--paper);
  color:var(--text);
  line-height:1.6;
  min-height:100vh;
  display:flex;flex-direction:column;
  overflow-x:hidden;
}
img{display:block;max-width:100%}
a{color:var(--teal);text-decoration:none}
.container{max-width:var(--maxw);margin:0 auto;padding:0 24px;width:100%}

/* ---------- type ---------- */
h1,h2,h3,h4{font-family:'Archivo',sans-serif;color:var(--ink);line-height:1.08;letter-spacing:-.01em}
h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);font-weight:700}
h3{font-size:1.25rem;font-weight:700}
p{color:var(--text-2);font-size:1.02rem}
.lead{font-size:clamp(1.05rem,1.6vw,1.25rem);color:var(--text-2);max-width:60ch}

/* survey-marker eyebrow — the signature device */
.eyebrow{
  font-family:'IBM Plex Mono',monospace;
  font-size:.74rem;font-weight:600;
  letter-spacing:.22em;text-transform:uppercase;
  color:var(--orange);
  display:inline-flex;align-items:center;gap:.6em;
  margin-bottom:1rem;
}
.eyebrow::before{
  content:"";width:26px;height:1px;background:var(--orange);
  box-shadow:0 -3px 0 -1px var(--orange);  /* tiny survey tick */
}
.eyebrow.on-dark{color:var(--orange)}

/* ---------- nav ---------- */
header.site{position:sticky;top:0;z-index:100;background:rgba(15,39,45,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{height:42px;width:auto;border-radius:6px}
.brand b{font-family:'Archivo';color:#fff;font-size:1rem;font-weight:700;letter-spacing:.01em;line-height:1.05}
.brand b span{display:block;font-family:'IBM Plex Mono';font-size:.62rem;font-weight:500;
  letter-spacing:.28em;color:var(--orange);text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:4px}
.nav-links a{font-size:.86rem;font-weight:500;color:#cfdad9;padding:9px 14px;border-radius:7px;
  transition:color .2s,background .2s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.07)}
.nav-links a.active{color:#fff}
.nav-links a.active::after{content:"";display:block;height:2px;background:var(--orange);
  margin-top:4px;border-radius:2px}
.nav-cta{background:var(--orange)!important;color:#fff!important;margin-left:8px;font-weight:600!important}
.nav-cta:hover{background:var(--ember)!important}
.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.25);border-radius:8px;
  width:42px;height:38px;cursor:pointer;align-items:center;justify-content:center}
.menu-btn span,.menu-btn span::before,.menu-btn span::after{content:"";display:block;width:18px;height:2px;
  background:#fff;position:relative;transition:.25s}
.menu-btn span::before{position:absolute;top:-6px}.menu-btn span::after{position:absolute;top:6px}

/* ---------- hero ---------- */
.hero{position:relative;color:#fff;isolation:isolate}
.hero-media{position:absolute;inset:0;z-index:-2;overflow:hidden}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(105deg,rgba(15,39,45,.94) 0%,rgba(15,39,45,.82) 42%,rgba(15,39,45,.45) 100%)}
.hero-inner{padding:clamp(4rem,11vw,8.5rem) 0 clamp(3.5rem,8vw,6rem)}
.hero h1{color:#fff;max-width:16ch}
.hero h1 em{font-style:normal;color:var(--orange)}
.hero .lead{color:#d6e0df;margin-top:1.3rem}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap;margin-top:2.2rem}

/* page (sub-page) hero */
.page-hero{position:relative;color:#fff;isolation:isolate}
.page-hero-media{position:absolute;inset:0;z-index:-2;overflow:hidden}
.page-hero-media img{width:100%;height:100%;object-fit:cover}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(100deg,rgba(15,39,45,.95),rgba(15,39,45,.7))}
.page-hero-inner{padding:clamp(3rem,7vw,5rem) 0}
.page-hero h1{color:#fff;max-width:18ch}
.page-hero p{color:#cdd9d8;margin-top:.9rem;max-width:54ch}
.crumb{font-family:'IBM Plex Mono';font-size:.74rem;letter-spacing:.1em;color:#9fb2b0;margin-bottom:1rem}
.crumb a{color:#9fb2b0}.crumb a:hover{color:#fff}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5em;font-family:'IBM Plex Sans';font-weight:600;
  font-size:.95rem;padding:13px 24px;border-radius:9px;cursor:pointer;border:1px solid transparent;
  transition:transform .15s var(--ease),background .2s,border-color .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--ember)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.35)}
.btn-ghost:hover{border-color:#fff;background:rgba(255,255,255,.08)}
.btn-dark{background:var(--ink);color:#fff}
.btn-dark:hover{background:var(--ink-2)}

/* ---------- sections ---------- */
.section{padding:clamp(3.5rem,7vw,6rem) 0}
.section.alt{background:var(--paper-2);border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2)}
.section.dark{background:var(--ink);color:#fff;position:relative;overflow:hidden}
.section.dark h2,.section.dark h3{color:#fff}
.section.dark p{color:#bcc9c7}
.section-head{max-width:62ch;margin-bottom:2.6rem}
.section-head h2{margin-bottom:.7rem}

/* contour divider — drawn from the survey-map motif */
.contour{height:34px;width:100%;color:var(--line);opacity:.8}
.section.dark .contour{color:rgba(255,255,255,.14)}

/* ---------- stat strip ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);overflow:hidden;margin-top:3rem}
.stat{background:rgba(15,39,45,.55);padding:22px 20px;backdrop-filter:blur(3px)}
.stat .n{font-family:'Archivo';font-size:1.9rem;font-weight:800;color:#fff;line-height:1}
.stat .l{font-family:'IBM Plex Mono';font-size:.68rem;letter-spacing:.12em;text-transform:uppercase;
  color:var(--orange);margin-top:.5rem}

/* ---------- service cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .25s var(--ease),box-shadow .25s var(--ease),border-color .25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--teal)}
.card .thumb{aspect-ratio:16/10;overflow:hidden;background:var(--paper-2)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s var(--ease)}
.card:hover .thumb img{transform:scale(1.05)}
.card-body{padding:24px;display:flex;flex-direction:column;gap:.6rem;flex:1}
.card-body .num{font-family:'IBM Plex Mono';font-size:.72rem;letter-spacing:.14em;color:var(--orange)}
.card-body h3{color:var(--ink)}
.card-body p{font-size:.95rem;flex:1}
.card-link{font-family:'IBM Plex Sans';font-weight:600;font-size:.9rem;color:var(--teal);
  display:inline-flex;align-items:center;gap:.4em}
.card:hover .card-link{color:var(--ember)}

/* metallogenic map cards */
.map-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.map-card .mc-img{aspect-ratio:4/3;background:#fff;overflow:hidden;border-bottom:1px solid var(--line-2)}
.map-card .mc-img img{width:100%;height:100%;object-fit:cover}
.map-card .mc-cap{padding:16px 18px}
.map-card .mc-cap .k{font-family:'IBM Plex Mono';font-size:.68rem;letter-spacing:.12em;color:var(--orange);text-transform:uppercase}
.map-card .mc-cap h3{font-size:1.05rem;margin-top:3px}
.map-card .mc-cap p{font-size:.88rem;margin-top:.3rem}

/* ---------- detail (sub-page) layout ---------- */
.detail{display:grid;grid-template-columns:300px 1fr;gap:48px;align-items:start}
.sidebar{position:sticky;top:92px;background:var(--surface);border:1px solid var(--line);
  border-radius:var(--radius);padding:26px;box-shadow:var(--shadow)}
.sidebar h4{font-family:'Archivo';font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  color:var(--muted);margin-bottom:14px;font-weight:700}
.svc-list{list-style:none;display:flex;flex-direction:column;gap:2px}
.svc-list>li{padding:11px 0;border-bottom:1px solid var(--line-2);font-weight:500;color:var(--text);font-size:.95rem}
.svc-list>li:last-child{border-bottom:none}
.svc-list ul{list-style:none;margin-top:8px;padding-left:14px;border-left:2px solid var(--teal-soft)}
.svc-list ul li{font-size:.86rem;color:var(--text-2);font-weight:400;padding:3px 0}
.contact-box{margin-top:18px;background:var(--ink);border-radius:var(--radius-sm);padding:20px;color:#fff}
.contact-box p{color:#bcc9c7;font-size:.82rem;margin-bottom:10px}
.contact-box a{display:block;color:#fff;font-size:.9rem;font-weight:500;padding:3px 0}
.contact-box a:hover{color:var(--orange)}
.detail-main figure{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);
  margin-bottom:28px;background:#fff}
.detail-main figure img{width:100%;height:auto}
.detail-main figcaption{font-family:'IBM Plex Mono';font-size:.74rem;letter-spacing:.06em;color:var(--muted);
  padding:10px 14px;border-top:1px solid var(--line-2);background:var(--paper-2)}
.prose h2{margin:0 0 .8rem}
.prose h3{margin:1.8rem 0 .6rem}
.prose p{margin-bottom:1rem}
.prose ul{margin:.4rem 0 1.4rem 1.1rem;color:var(--text-2)}
.prose ul li{margin:.4rem 0}
.tag{display:inline-block;font-family:'IBM Plex Mono';font-size:.7rem;letter-spacing:.1em;
  background:var(--teal-soft);color:var(--ink);padding:5px 11px;border-radius:20px;margin:0 6px 6px 0}

/* split feature */
.split{display:grid;grid-template-columns:1.05fr 1fr;gap:48px;align-items:center}
.split-media{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow)}
.split-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:5/4}

/* projects columns */
.col-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px;height:100%}
.col-card .ix{font-family:'IBM Plex Mono';font-size:.72rem;letter-spacing:.14em;color:var(--orange)}
.col-card h3{margin:.4rem 0 .3rem}
.col-card p{font-size:.9rem;margin-bottom:1rem}
.client-list{list-style:none;display:flex;flex-direction:column;gap:0}
.client-list li{padding:10px 0;border-bottom:1px solid var(--line-2);font-weight:500;font-size:.95rem;
  display:flex;align-items:center;gap:.6em}
.client-list li:last-child{border-bottom:none}
.client-list li::before{content:"";width:6px;height:6px;background:var(--orange);
  transform:rotate(45deg);flex:none}

/* CTA band */
.cta-band{background:var(--ink);color:#fff;border-radius:var(--radius);padding:clamp(2.4rem,5vw,3.4rem);
  display:flex;align-items:center;justify-content:space-between;gap:32px;flex-wrap:wrap;
  position:relative;overflow:hidden}
.cta-band h2{color:#fff;max-width:18ch}
.cta-band p{color:#bcc9c7;margin-top:.5rem;max-width:46ch}

/* ---------- footer ---------- */
footer.site{background:var(--ink);color:#cfdad9;margin-top:auto;position:relative;overflow:hidden}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;padding:clamp(3rem,6vw,4.5rem) 0 2.4rem}
.foot-brand img{height:46px;border-radius:6px;margin-bottom:16px}
.foot-brand p{color:#9fb2b0;font-size:.9rem;max-width:34ch}
.foot-col h4{font-family:'Archivo';color:#fff;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:14px;font-weight:700}
.foot-col a,.foot-col address{display:block;color:#9fb2b0;font-size:.9rem;font-style:normal;
  line-height:1.9;text-decoration:none}
.foot-col a:hover{color:var(--orange)}
.foot-col address strong{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;display:flex;justify-content:space-between;
  flex-wrap:wrap;gap:8px;font-family:'IBM Plex Mono';font-size:.74rem;color:#7f9290;letter-spacing:.04em}

/* ---------- motion / a11y ---------- */
html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
html.js .reveal.in{opacity:1;transform:none}
:focus-visible{outline:3px solid var(--orange);outline-offset:2px;border-radius:4px}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .detail{grid-template-columns:1fr}
  .sidebar{position:static}
  .split{grid-template-columns:1fr;gap:28px}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:760px){
  .menu-btn{display:flex}
  .nav-links{position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;
    gap:0;background:var(--ink);border-bottom:1px solid rgba(255,255,255,.1);padding:8px 16px 18px;
    transform:translateY(-130%);transition:transform .3s var(--ease);box-shadow:var(--shadow-lg)}
  .nav-links.open{transform:translateY(0)}
  .nav-links a{padding:13px 8px;border-bottom:1px solid rgba(255,255,255,.07)}
  .nav-links a.active::after{display:none}
  .nav-cta{margin:10px 0 0!important;text-align:center;justify-content:center;display:flex}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .cta-band{flex-direction:column;align-items:flex-start}
}
@media (max-width:460px){
  .stats{grid-template-columns:1fr}
  .foot-grid{grid-template-columns:1fr}
  .brand b span{display:none}
}

/* ---------- contact form ---------- */
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(24px,4vw,36px);box-shadow:var(--shadow)}
.field{margin-bottom:18px;display:flex;flex-direction:column;gap:7px}
.field label{font-family:'IBM Plex Sans';font-weight:600;font-size:.86rem;color:var(--ink)}
.field label .req{color:var(--orange)}
.field input,.field select,.field textarea{font-family:'IBM Plex Sans';font-size:.95rem;color:var(--text);
  background:var(--paper-2);border:1px solid var(--line);border-radius:9px;padding:12px 14px;width:100%;
  transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--teal);
  box-shadow:0 0 0 3px rgba(44,110,120,.15)}
.field textarea{resize:vertical;min-height:140px}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-note{font-size:.82rem;color:var(--muted);margin-top:4px}
.hp{position:absolute!important;left:-9999px;top:-9999px}
.thanks-wrap{min-height:52vh;display:flex;align-items:center;justify-content:center;text-align:center;
  padding:4rem 0}
.thanks-wrap .mark{width:64px;height:64px;border-radius:50%;background:var(--teal-soft);color:var(--ink);
  display:flex;align-items:center;justify-content:center;font-size:1.8rem;margin:0 auto 1.4rem;
  border:2px solid var(--teal)}
@media(max-width:600px){.field-row{grid-template-columns:1fr}}