/* ============================================================
   SUNDANCE TECHNOLOGIES WEST AFRICA — DESIGN SYSTEM
   Palette:  Navy #0B1F35 · White #FFFFFF · Mist #EEF1F3
             Brass #A67C3D (Energy Advisory)  ·  Teal #2E6E7E (Marine Services)
             Ink   #1A2530 (body text)
   Type:     Display — 'Fraunces'   Body/UI — 'Inter'   Data — 'IBM Plex Mono'
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600;700&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --navy:      #0B1F35;
  --navy-2:    #122B47;
  --white:     #FFFFFF;
  --mist:      #EEF1F3;
  --mist-2:    #E2E7EA;
  --brass:     #A67C3D;
  --brass-lt:  #C9A15E;
  --teal:      #2E6E7E;
  --teal-lt:   #4A93A3;
  --ink:       #1A2530;
  --ink-soft:  #4B5A66;
  --line:      #D8DEE2;
  --safety:    #9C3B22;

  --serif: 'Fraunces', Georgia, serif;
  --sans:  'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --mono:  'IBM Plex Mono', 'Courier New', monospace;

  --maxw: 1180px;
  --pad:  clamp(20px, 5vw, 56px);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  font-family: var(--sans);
  color: var(--ink);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration:none; }
h1,h2,h3,h4{
  font-family: var(--serif);
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 .5em;
  color: var(--navy);
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; }
ul{ margin:0; padding:0; list-style:none; }

:focus-visible{
  outline: 3px solid var(--brass);
  outline-offset: 2px;
}

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

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

.eyebrow{
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--brass);
  display:flex; align-items:center; gap:.6em;
  margin-bottom: .9em;
}
.eyebrow::before{
  content:"";
  width: 28px; height: 1px;
  background: var(--brass);
  display:inline-block;
}
.eyebrow.teal{ color: var(--teal); }
.eyebrow.teal::before{ background: var(--teal); }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; gap:.5em;
  font-family: var(--sans); font-weight:600; font-size:.95rem;
  padding: .85em 1.6em;
  border-radius: 2px;
  border: 1.5px solid transparent;
  cursor:pointer;
  transition: background .18s ease, color .18s ease, border-color .18s ease, transform .12s ease;
}
.btn-primary{ background: var(--brass); color: var(--white); }
.btn-primary:hover{ background: var(--brass-lt); transform: translateY(-1px); }
.btn-ghost{ border-color: rgba(255,255,255,.55); color: var(--white); }
.btn-ghost:hover{ background: rgba(255,255,255,.12); }
.btn-navy{ background: transparent; border-color: var(--navy); color: var(--navy); }
.btn-navy:hover{ background: var(--navy); color: var(--white); }
.btn-teal{ background: var(--teal); color: var(--white); }
.btn-teal:hover{ background: var(--teal-lt); }

/* ---------- Header / Nav ---------- */
.site-header{
  position: sticky; top:0; z-index: 100;
  background: var(--navy);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.nav-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 14px var(--pad);
  max-width: var(--maxw); margin:0 auto;
  gap: 24px;
}
.brand{ display:flex; align-items:center; gap:.7em; color:var(--white); }
.brand-badge{
  flex:none; display:inline-flex; align-items:center; justify-content:center;
  width:40px; height:40px; border-radius:7px; background:var(--white);
  padding:5px; box-shadow: 0 1px 3px rgba(0,0,0,.15);
}
.brand-badge img{ width:100%; height:100%; object-fit:contain; }
.brand-badge-sm{ width:34px; height:34px; }
.brand-word{ font-family: var(--serif); font-size:1.05rem; font-weight:600; letter-spacing:.01em; line-height:1.15; }
.brand-word small{ display:block; font-family:var(--mono); font-size:.6rem; letter-spacing:.12em; color: var(--brass-lt); font-weight:400; margin-top:2px; }

.main-nav{ display:flex; align-items:center; gap: 4px; }
.main-nav > ul{ display:flex; align-items:center; gap: 2px; }
.main-nav a.nav-link{
  color: rgba(255,255,255,.86);
  font-size:.9rem; font-weight:500;
  padding: 10px 14px;
  border-bottom: 2px solid transparent;
  transition: color .15s ease, border-color .15s ease;
}
.main-nav a.nav-link:hover, .main-nav a.nav-link.active{
  color: var(--white); border-color: var(--brass);
}
.has-drop{ position: relative; }
.dropdown{
  position:absolute; top: 100%; left:0;
  background: var(--white);
  box-shadow: 0 18px 40px rgba(11,31,53,.25);
  min-width: 280px;
  padding: 10px;
  opacity:0; visibility:hidden; transform: translateY(6px);
  transition: opacity .16s ease, transform .16s ease, visibility .16s ease;
}
.has-drop:hover .dropdown, .has-drop:focus-within .dropdown{
  opacity:1; visibility:visible; transform:translateY(0);
}
.dropdown a{
  display:flex; flex-direction:column; gap:2px;
  padding: 12px 14px; border-radius:3px; color: var(--navy);
}
.dropdown a:hover{ background: var(--mist); }
.dropdown a strong{ font-family:var(--serif); font-size:.98rem; }
.dropdown a span{ font-size:.78rem; color: var(--ink-soft); }
.dropdown a.marine strong{ color: var(--teal); }
.dropdown a.energy strong{ color: var(--brass); }

.nav-toggle{ display:none; }

@media (max-width: 900px){
  .nav-toggle{
    display:block; background:none; border:0; color:var(--white); cursor:pointer;
  }
  .main-nav{
    position:fixed; inset: 62px 0 0 0; background: var(--navy);
    flex-direction:column; align-items:stretch; padding: 10px var(--pad) 40px;
    overflow-y:auto;
    transform: translateX(100%); transition: transform .22s ease;
  }
  .main-nav.open{ transform: translateX(0); }
  .main-nav > ul{ flex-direction:column; align-items:stretch; gap:0; }
  .main-nav a.nav-link{ padding: 16px 4px; border-bottom:1px solid rgba(255,255,255,.1); border-left:2px solid transparent; }
  .dropdown{
    position:static; opacity:1; visibility:visible; transform:none;
    box-shadow:none; background:rgba(255,255,255,.04); display:none; min-width:0;
  }
  .has-drop.open .dropdown{ display:block; }
  .dropdown a{ color: rgba(255,255,255,.86); }
  .dropdown a:hover{ background: rgba(255,255,255,.08); }
  .dropdown a strong{ color: var(--brass-lt) !important; }
}

/* ---------- Hero ---------- */
.hero{
  position:relative; color: var(--white);
  min-height: 78vh; display:flex; align-items:flex-end;
  background-size: cover; background-position:center;
}
.hero.inner{ min-height: 46vh; }
.hero::after{
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(11,31,53,.35) 0%, rgba(11,31,53,.55) 55%, rgba(11,31,53,.92) 100%);
}
.hero-inner{ position:relative; z-index:2; padding: 64px var(--pad) 56px; max-width: var(--maxw); margin:0 auto; width:100%; }
.hero.inner .hero-inner{ padding: 44px var(--pad) 40px; }
.hero h1{ color: var(--white); font-size: clamp(2.1rem, 5vw, 3.6rem); max-width: 15ch; }
.hero.inner h1{ font-size: clamp(1.8rem, 4vw, 2.8rem); }
.hero p.lede{ font-size: clamp(1.02rem, 2vw, 1.2rem); max-width: 52ch; color: rgba(255,255,255,.88); }
.hero-actions{ display:flex; gap:14px; flex-wrap:wrap; margin-top: 1.6em; }

.page-hero{
  background: var(--navy); color: var(--white); padding: 70px var(--pad) 46px;
  position:relative; overflow:hidden;
}
.page-hero .wrap{ position:relative; z-index:2; }
.page-hero h1{ color: var(--white); font-size: clamp(1.9rem, 4vw, 2.9rem); max-width: 22ch; }
.page-hero p.lede{ color: rgba(255,255,255,.82); max-width: 60ch; font-size:1.06rem; }
.page-hero.teal{ background: linear-gradient(120deg, var(--navy) 0%, var(--teal) 145%); }
.page-hero.brass{ background: linear-gradient(120deg, var(--navy) 0%, #5c4321 150%); }
.hex-wash{ position:absolute; right:-60px; top:-60px; opacity:.10; width:420px; z-index:1; }

/* ---------- Sections ---------- */
section{ padding: 76px 0; }
section.tight{ padding: 52px 0; }
.section-alt{ background: var(--mist); }
.section-navy{ background: var(--navy); color: var(--white); }
.section-navy h2{ color: var(--white); }
.section-head{ max-width: 720px; margin-bottom: 42px; }
.section-head h2{ font-size: clamp(1.6rem, 3vw, 2.3rem); }
.section-head p{ color: var(--ink-soft); font-size: 1.05rem; }

/* ---------- Stat strip ---------- */
.stat-strip{ background: var(--navy); color:var(--white); padding: 40px 0; }
.stat-grid{ display:grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.stat{ border-left: 1px solid rgba(255,255,255,.18); padding-left: 20px; }
.stat .num{ font-family: var(--serif); font-size: 2.1rem; color: var(--brass-lt); display:block; }
.stat .label{ font-size:.82rem; color: rgba(255,255,255,.72); }
@media (max-width: 800px){ .stat-grid{ grid-template-columns: repeat(2,1fr); row-gap:28px; } }

/* ---------- Cards ---------- */
.grid{ display:grid; gap: 28px; }
.grid-2{ grid-template-columns: 1fr 1fr; }
.grid-3{ grid-template-columns: repeat(3,1fr); }
.grid-4{ grid-template-columns: repeat(4,1fr); }
@media (max-width: 980px){ .grid-3, .grid-4{ grid-template-columns: repeat(2,1fr); } }
@media (max-width: 640px){ .grid-2, .grid-3, .grid-4{ grid-template-columns: 1fr; } }

.card{
  background: var(--white); border: 1px solid var(--line); border-radius: 3px;
  padding: 30px; transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.card:hover{ box-shadow: 0 16px 32px rgba(11,31,53,.10); transform: translateY(-3px); border-color: transparent; }
.card h3{ font-size:1.2rem; }
.card p{ color: var(--ink-soft); font-size:.96rem; margin-bottom:0; }
.card .num{ font-family: var(--mono); color: var(--brass); font-size:.8rem; letter-spacing:.08em; }

.card.teal-accent{ border-top: 3px solid var(--teal); }
.card.brass-accent{ border-top: 3px solid var(--brass); }

/* Business hub tiles */
.biz-tile{
  position:relative; overflow:hidden; border-radius:4px; color:var(--white);
  min-height: 360px; display:flex; flex-direction:column; justify-content:flex-end;
  padding: 34px; background-size:cover; background-position:center;
}
.biz-tile::before{ content:""; position:absolute; inset:0; }
.biz-tile.marine::before{ background: linear-gradient(200deg, rgba(46,110,126,.35), rgba(11,31,53,.92)); }
.biz-tile.energy::before{ background: linear-gradient(200deg, rgba(166,124,61,.35), rgba(11,31,53,.92)); }
.biz-tile > *{ position:relative; z-index:2; }
.biz-tile .eyebrow{ color: rgba(255,255,255,.75); }
.biz-tile .eyebrow::before{ background: rgba(255,255,255,.6); }
.biz-tile h3{ color:var(--white); font-size:1.7rem; margin-bottom:.3em; }
.biz-tile p{ color: rgba(255,255,255,.82); max-width: 42ch; }
.biz-tile .go{ margin-top: 1em; font-family:var(--mono); font-size:.8rem; letter-spacing:.06em; display:flex; align-items:center; gap:.5em; }
.biz-tile:hover .go{ text-decoration: underline; }

/* Service list rows (used on the two business pages) */
.service-row{
  display:grid; grid-template-columns: 90px 1fr; gap: 26px;
  padding: 34px 0; border-top: 1px solid var(--line);
}
.service-row:last-child{ border-bottom: 1px solid var(--line); }
.service-row .idx{ font-family: var(--mono); color: var(--brass); font-size:.85rem; }
.service-row.teal .idx{ color: var(--teal); }
.service-row h3{ font-size: 1.3rem; margin-bottom:.4em; }
.service-row ul{ margin-top:.8em; }
.service-row li{ position:relative; padding-left:1.3em; color: var(--ink-soft); font-size:.95rem; margin-bottom:.5em; }
.service-row li::before{ content:"—"; position:absolute; left:0; color: var(--brass); }
.service-row.teal li::before{ color: var(--teal); }
@media (max-width: 640px){ .service-row{ grid-template-columns: 1fr; gap:8px; } }

/* Gallery */
.gallery-item{ position:relative; overflow:hidden; border-radius: 3px; background:var(--mist); }
.gallery-item img{ width:100%; height:100%; object-fit:cover; aspect-ratio: 4/3; transition: transform .4s ease; }
.gallery-item:hover img{ transform: scale(1.04); }
.gallery-cap{ padding: 14px 4px 4px; }
.gallery-cap .tag{ font-family: var(--mono); font-size:.7rem; letter-spacing:.08em; color: var(--brass); text-transform:uppercase; }
.gallery-cap p{ font-size:.92rem; color: var(--ink-soft); margin: 4px 0 0; }

/* Quote / values */
.value-item{ display:flex; gap:16px; align-items:flex-start; }
.value-item .mark{ font-family: var(--serif); font-size:1.6rem; color: var(--brass); line-height:1; }

/* Timeline / process */
.flow{ display:grid; grid-template-columns: repeat(5,1fr); gap:18px; }
@media (max-width: 900px){ .flow{ grid-template-columns: repeat(2,1fr); } }
.flow-step{ border-top: 2px solid var(--brass); padding-top:14px; }
.flow-step .n{ font-family: var(--mono); color: var(--ink-soft); font-size:.78rem; }

/* Table-ish org / info blocks */
.info-table{ width:100%; border-collapse: collapse; }
.info-table th, .info-table td{ text-align:left; padding: 14px 16px; border-bottom:1px solid var(--line); font-size:.95rem; }
.info-table th{ font-family:var(--mono); font-size:.72rem; letter-spacing:.08em; text-transform:uppercase; color:var(--ink-soft); font-weight:500; }

/* CTA band */
.cta-band{
  background: var(--navy); color:var(--white); padding: 60px 0; text-align:center;
}
.cta-band h2{ color:var(--white); }
.cta-band p{ color: rgba(255,255,255,.78); max-width:56ch; margin:0 auto 1.6em; }

/* Forms (contact) */
.field{ margin-bottom: 20px; }
.field label{ display:block; font-size:.85rem; font-weight:600; margin-bottom:6px; color:var(--navy); }
.field input, .field select, .field textarea{
  width:100%; padding: 12px 14px; border:1.5px solid var(--line); border-radius:2px;
  font-family: var(--sans); font-size:.95rem; background:var(--white); color:var(--ink);
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--brass); outline:none; }

/* Footer */
.site-footer{ background: var(--navy); color: rgba(255,255,255,.78); padding: 56px 0 26px; }
.foot-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; }
@media (max-width: 800px){ .foot-grid{ grid-template-columns: 1fr 1fr; } }
.foot-grid h4{ color: var(--white); font-family:var(--sans); font-size:.82rem; letter-spacing:.08em; text-transform:uppercase; font-weight:600; margin-bottom:1em; }
.foot-grid li{ margin-bottom: .65em; font-size:.9rem; }
.foot-grid a:hover{ color: var(--brass-lt); }
.foot-bottom{
  border-top: 1px solid rgba(255,255,255,.12); margin-top: 40px; padding-top: 22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:.8rem; color: rgba(255,255,255,.55);
}
.foot-bottom a{ color: rgba(255,255,255,.55); }
.foot-bottom a:hover{ color: var(--white); }

/* Generic content bullet list (service/advisory pages) */
.plain-list{ margin: 1.2em 0; }
.plain-list li{ position:relative; padding-left:1.3em; color: var(--ink-soft); font-size:1rem; margin-bottom:.6em; }
.plain-list li::before{ content:"\2014"; position:absolute; left:0; color: var(--brass); }
.teal .plain-list li::before, section:has(.eyebrow.teal) .plain-list li::before{ color: var(--teal); }

/* Inline (non full-bleed) stat strip fallback */
.stat-strip-inline{ background: var(--mist); border-radius:4px; padding: 28px; margin: 1.4em 0; }
.stat-strip-inline .stat-grid{ display:grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap:20px; }
.stat-strip-inline .stat .num{ font-family: var(--serif); font-size:1.6rem; color: var(--navy); display:block; }
.stat-strip-inline .stat .label{ font-size:.8rem; color: var(--ink-soft); }

/* Content-flow images (dedicated service pages) */
section img{ width:100%; height:auto; object-fit:cover; max-height: 420px; }

/* Contact form */
form .btn{ margin-top: 6px; }

.badge{
  display:inline-flex; align-items:center; gap:.5em;
  font-family:var(--mono); font-size:.72rem; letter-spacing:.06em;
  background: var(--mist); color: var(--navy); padding: 6px 12px; border-radius:2px;
  border:1px solid var(--line);
}

/* Breadcrumb */
.crumb{ font-size:.82rem; color: rgba(255,255,255,.6); margin-bottom: 18px; }
.crumb a:hover{ color:var(--white); text-decoration:underline; }

/* Utility */
.mt-0{ margin-top:0 } .mb-0{ margin-bottom:0 }
.center{ text-align:center }
.small{ font-size:.85rem; color:var(--ink-soft); }