/* =====================================================================
   GPES — Geoscience & Petroleum Engineering Solutions
   Design System: Light Corporate (deep-blue + off-white)
   ===================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Canvas */
  --bg-900: #F5F7FA;
  --bg-800: #FFFFFF;
  --bg-700: #EEF2F7;
  --panel:  #FFFFFF;
  --panel-2:#F7F9FC;
  --border: #E2E8F0;
  --border-soft: #EDF1F6;

  /* Accent — deep corporate blue + muted teal/amber */
  --cyan:   #003D7E;      /* primary brand (var name kept for compatibility) */
  --teal:   #0E7C7A;      /* muted secondary */
  --amber:  #B45309;      /* muted amber/bronze */
  --amber-deep: #8A3E08;
  --grad: linear-gradient(135deg, #003D7E 0%, #1565A8 100%);
  --grad-amber: linear-gradient(135deg, #C2780C 0%, #8A3E08 100%);

  /* Text */
  --text:   #0B1B2B;
  --muted:  #52607A;
  --faint:  #8A97A8;

  /* Type */
  --font-display: 'Space Grotesk', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  /* Spacing / shape */
  --r-sm: 8px;
  --r:    14px;
  --r-lg: 22px;
  --r-xl: 30px;
  --maxw: 1240px;
  --shadow: 0 18px 40px -24px rgba(11,27,43,.18);
  --shadow-glow: 0 10px 26px -14px rgba(0,61,126,.30);
  --ease: cubic-bezier(.2,.7,.2,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion: reduce){ html{scroll-behavior:auto} }
body{
  font-family:var(--font-body);
  background:var(--bg-900);
  color:var(--text);
  line-height:1.65;
  font-size:16px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}

/* ---------- Background motif (subtle brand wash) ---------- */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(1000px 520px at 88% -8%, rgba(0,61,126,.06), transparent 60%),
    var(--bg-900);
}
body::after{content:"";display:none}

/* ---------- Layout ---------- */
.container{width:100%;max-width:var(--maxw);margin-inline:auto;padding-inline:24px}
.section{padding:96px 0;position:relative}
.section.tight{padding:64px 0}
.section-head{margin-bottom:48px;max-width:760px}
.section-head.center{margin-inline:auto;text-align:center}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;font-weight:600;letter-spacing:.28em;text-transform:uppercase;
  color:var(--cyan);display:inline-flex;align-items:center;gap:10px;margin-bottom:16px;
}
.eyebrow::before{content:none}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.1;letter-spacing:-.02em}
.h-xl{font-size:clamp(2.2rem,5vw,3.9rem)}
.h-lg{font-size:clamp(1.7rem,3.8vw,2.7rem)}
.h-md{font-size:clamp(1.35rem,2.2vw,1.85rem)}
.lead{font-size:clamp(1.05rem,1.4vw,1.2rem);color:var(--muted);max-width:60ch}
.muted{color:var(--muted)}
.amber{color:var(--amber)}
.cyan{color:var(--cyan)}
.grad-text{color:var(--cyan)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:999px;font-weight:600;font-size:.95rem;
  transition:transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, border-color .25s;
  border:1px solid transparent;white-space:nowrap;
}
.btn .arr{transition:transform .25s var(--ease)}
.btn:hover .arr{transform:translateX(4px)}
.btn-primary{background:var(--grad);color:#fff;box-shadow:var(--shadow-glow)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 32px -10px rgba(0,61,126,.45)}
.btn-ghost{border-color:var(--border);color:var(--text);background:transparent}
.btn-ghost:hover{border-color:var(--cyan);background:rgba(0,61,126,.06);transform:translateY(-2px)}
.btn-amber{background:var(--grad-amber);color:#fff}
.btn-amber:hover{transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(178,83,9,.45)}

/* ---------- Header / Nav ---------- */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.78);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border-soft);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-family:var(--font-display);font-weight:700;font-size:1.15rem;letter-spacing:-.01em}
.brand .logo{
  height:46px;width:auto;padding:8px 12px;border-radius:12px;display:flex;align-items:center;
  background:#fff;box-shadow:var(--shadow-glow);flex:none;
}
.brand .logo img{display:block;height:30px;width:auto}
.brand small{display:block;font-family:var(--font-body);font-weight:500;font-size:.62rem;letter-spacing:.18em;color:var(--faint);text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{
  padding:9px 14px;border-radius:999px;font-size:.92rem;color:var(--muted);
  transition:color .2s, background .2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--text);background:rgba(0,61,126,.06)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;width:42px;height:42px;border-radius:11px;border:1px solid var(--border);place-items:center}
.nav-toggle svg{width:22px;height:22px}

/* sister-company bar */
.group-bar{
  background:linear-gradient(90deg, rgba(0,61,126,.08), rgba(178,83,9,.06));
  border-bottom:1px solid var(--border-soft);
  font-size:.78rem;letter-spacing:.04em;color:var(--muted);
}
.group-bar .container{display:flex;align-items:center;justify-content:center;gap:10px;height:34px;flex-wrap:wrap;text-align:center}
.group-bar b{color:var(--text);font-weight:600}
.group-bar .dot{width:5px;height:5px;border-radius:50%;background:var(--cyan)}

/* ---------- Hero ---------- */
.hero{position:relative;padding:120px 0 90px;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{margin:18px 0 22px}
.hero .lead{margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
/* Home hero visual: a light panel hosting the "radar over earth" scan animation. */
.hero-visual{
  position:relative;aspect-ratio:1/1;border-radius:var(--r-xl);
  background:linear-gradient(160deg, var(--panel), var(--bg-700));
  border:1px solid var(--border);box-shadow:var(--shadow);
  display:grid;place-items:center;overflow:hidden;
}
.hero-visual::after{content:"";display:none}

/* ---------- Hero scan stage (radar over earth) ---------- */
.scan-stage{position:absolute;inset:0;display:grid;place-items:center;z-index:1}
.scan-disk{position:relative;width:88%;aspect-ratio:1;border-radius:50%}
.scan-earth{
  position:absolute;inset:13%;border-radius:50%;
  background:radial-gradient(circle at 36% 28%, rgba(0,61,126,.22), transparent 58%),
             linear-gradient(180deg, rgba(255,255,255,.08), rgba(255,255,255,.35)),
             url('assets/img/hero-home.jpg');
  background-size:cover,cover,cover;background-position:center;
  border:1px solid rgba(0,61,126,.3);
  box-shadow:inset 0 0 44px rgba(11,27,43,.12), 0 0 60px -22px rgba(0,61,126,.4);
}
.scan-earth::after{content:"";position:absolute;inset:0;border-radius:50%;
  background:radial-gradient(circle at 72% 76%, transparent 52%, rgba(255,255,255,.45))}
.scan-ring{position:absolute;border:1px dashed rgba(0,61,126,.22);border-radius:50%;pointer-events:none}
.scan-ring.r1{inset:0}
.scan-ring.r2{inset:17%;border-color:rgba(0,61,126,.2)}
.scan-ring.r3{inset:35%;border-style:solid;border-color:rgba(0,61,126,.14)}
.scan-cross{position:absolute;inset:0;pointer-events:none}
.scan-cross::before,.scan-cross::after{content:"";position:absolute;background:rgba(0,61,126,.14)}
.scan-cross::before{left:50%;top:0;bottom:0;width:1px;transform:translateX(-.5px)}
.scan-cross::after{top:50%;left:0;right:0;height:1px;transform:translateY(-.5px)}
.scan-sweep{
  position:absolute;inset:0;border-radius:50%;
  background:conic-gradient(from 0deg, transparent 0deg 296deg, rgba(0,61,126,.04) 300deg, rgba(0,61,126,.3) 356deg, rgba(0,61,126,.45) 360deg);
  animation:spin 12s linear infinite;
  mix-blend-mode:multiply;opacity:.9;
}
.scan-core{position:absolute;left:50%;top:50%;width:13px;height:13px;border-radius:50%;
  background:var(--cyan);transform:translate(-50%,-50%);box-shadow:0 0 0 4px rgba(0,61,126,.18);
  animation:corepulse 2.4s ease-in-out infinite;z-index:4}
@keyframes corepulse{0%,100%{transform:translate(-50%,-50%) scale(.7);opacity:.55}50%{transform:translate(-50%,-50%) scale(1.12);opacity:1}}
.scan-node{
  position:absolute;width:66px;height:66px;border-radius:15px;
  background-size:cover;background-position:center;
  border:1.5px solid rgba(0,61,126,.5);
  box-shadow:0 6px 18px -6px rgba(11,27,43,.3);
  transform:translate(-50%,-50%) scale(.84);
  opacity:.16;filter:saturate(.7);
  animation:discover 12s linear infinite;z-index:3;
}
.scan-node .lbl{position:absolute;left:50%;top:108%;transform:translateX(-50%);
  white-space:nowrap;font-family:var(--font-mono);font-size:9px;letter-spacing:.1em;
  text-transform:uppercase;color:var(--cyan);background:rgba(255,255,255,.92);
  padding:3px 7px;border-radius:6px;border:1px solid rgba(0,61,126,.25);font-weight:600}
@keyframes discover{
  0%,34%{opacity:.16;transform:translate(-50%,-50%) scale(.84);filter:saturate(.7);box-shadow:0 6px 18px -6px rgba(11,27,43,.3)}
  44%{opacity:.5}
  50%{opacity:1;transform:translate(-50%,-50%) scale(1.08);filter:saturate(1.1);box-shadow:0 8px 24px -6px rgba(11,27,43,.3), 0 0 0 3px rgba(0,61,126,.35)}
  56%{opacity:.5}
  66%,100%{opacity:.16;transform:translate(-50%,-50%) scale(.84);filter:saturate(.7);box-shadow:0 6px 18px -6px rgba(11,27,43,.3)}
}
@keyframes spin{to{transform:rotate(360deg)}}
@media (prefers-reduced-motion: reduce){
  .scan-sweep{animation:none;opacity:.45}
  .scan-core{animation:none}
  .scan-node{animation:none;opacity:.72;transform:translate(-50%,-50%) scale(.95);filter:none}
}

/* stat tiles */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:64px}
.stat{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r);
  padding:26px 24px;position:relative;overflow:hidden;
}
.stat .num{font-family:var(--font-display);font-size:2.4rem;font-weight:700;line-height:1}
.stat .num .grad-text{display:inline}
.stat .lab{margin-top:8px;color:var(--muted);font-size:.9rem}
.stat::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--grad)}

/* ---------- Pillars ---------- */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.pillar{
  background:linear-gradient(180deg, var(--panel), var(--panel-2));
  border:1px solid var(--border);border-radius:var(--r-lg);padding:34px 30px;
  transition:transform .3s var(--ease), border-color .3s, box-shadow .3s;position:relative;overflow:hidden;
}
.pillar:hover{transform:translateY(-6px);border-color:var(--cyan);box-shadow:var(--shadow)}
.pillar .ic{
  width:58px;height:58px;border-radius:16px;display:grid;place-items:center;margin-bottom:22px;
  background:rgba(0,61,126,.08);border:1px solid rgba(0,61,126,.22);color:var(--cyan);
}
.pillar .ic svg{width:28px;height:28px}
.pillar h3{font-size:1.4rem;margin-bottom:10px}
.pillar p{color:var(--muted);font-size:.96rem;margin-bottom:18px}
.pillar a{font-weight:600;font-size:.9rem;color:var(--cyan);display:inline-flex;gap:8px;align-items:center}

/* ---------- Cards (generic) ---------- */
.card{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r);
  padding:26px;transition:transform .3s var(--ease), border-color .3s, box-shadow .3s;position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-5px);border-color:var(--cyan);box-shadow:var(--shadow)}
.card .ic{width:50px;height:50px;border-radius:13px;display:grid;place-items:center;margin-bottom:18px;background:rgba(14,124,122,.08);border:1px solid rgba(14,124,122,.22);color:var(--teal)}
.card .ic svg{width:24px;height:24px}
.card h3{font-size:1.15rem;margin-bottom:8px}
.card p{color:var(--muted);font-size:.92rem}
.card .tag{position:absolute;top:18px;right:18px;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;color:var(--faint);text-transform:uppercase}

/* ---------- Image-backed card ---------- */
.card.vcard{padding:0;display:flex;flex-direction:column}
.card.vcard .vimg{height:158px;background-size:cover;background-position:center;position:relative;overflow:hidden}
.card.vcard .vimg::before{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,27,43,0) 40%,rgba(11,27,43,.35) 100%);pointer-events:none}
.card.vcard .vimg::after{content:"";display:none}
.card.vcard .vbadge{position:absolute;top:12px;left:12px;z-index:1;font-family:var(--font-mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;color:#fff;background:var(--grad);padding:4px 10px;border-radius:999px;font-weight:700;box-shadow:var(--shadow-glow)}
.card.vcard .vbody{padding:20px 24px 26px;flex:1;display:flex;flex-direction:column}
.card.vcard .ic{width:46px;height:46px;border-radius:12px;margin-bottom:14px}
.card.vcard .ic svg{width:22px;height:22px}
.card.vcard h3{font-size:1.1rem;margin-bottom:8px}
.card.vcard p{color:var(--muted);font-size:.9rem;flex:1}
.card.vcard .vmore{margin-top:14px;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);display:inline-flex;align-items:center;gap:6px;font-weight:600}

/* ---------- Imagery triptych band ---------- */
.trio{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.trio .tile{position:relative;border-radius:var(--r-lg);overflow:hidden;aspect-ratio:4/3;border:1px solid var(--border);background-size:cover;background-position:center;transition:transform .3s var(--ease), border-color .3s, box-shadow .3s}
.trio .tile:hover{transform:translateY(-4px);border-color:var(--cyan);box-shadow:var(--shadow)}
.trio .tile::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,27,43,0) 25%,rgba(11,27,43,.78) 100%);pointer-events:none}
.trio .tile .t-cap{position:absolute;left:20px;right:20px;bottom:18px;z-index:1}
.trio .tile .t-cap .eyebrow{margin:0 0 6px;justify-content:flex-start;color:#fff}
.trio .tile .t-cap h3{font-size:1.1rem;color:#fff}
@media(max-width:980px){.trio{grid-template-columns:1fr 1fr}}
@media(max-width:680px){.trio{grid-template-columns:1fr}}

.grid{display:grid;gap:20px}
.g-2{grid-template-columns:repeat(2,1fr)}
.g-3{grid-template-columns:repeat(3,1fr)}
.g-4{grid-template-columns:repeat(4,1fr)}

/* ---------- Flagship solution feature ---------- */
.flag-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.flag{
  background:linear-gradient(165deg, var(--panel), var(--panel-2));
  border:1px solid var(--border);border-radius:var(--r-lg);padding:32px;position:relative;overflow:hidden;
  transition:border-color .3s, transform .3s var(--ease), box-shadow .3s;
}
.flag:hover{border-color:var(--cyan);transform:translateY(-4px);box-shadow:var(--shadow)}
.flag .num{position:absolute;top:24px;right:28px;font-family:var(--font-mono);font-size:13px;color:var(--faint)}
.flag .ic{width:56px;height:56px;border-radius:15px;display:grid;place-items:center;margin-bottom:20px;background:var(--grad);color:#fff;box-shadow:var(--shadow-glow)}
.flag .ic svg{width:28px;height:28px}
.flag h3{font-size:1.35rem;margin-bottom:10px}
.flag .val{color:var(--cyan);font-weight:600;font-size:.92rem;margin-bottom:14px}
.flag p{color:var(--muted);margin-bottom:16px;font-size:.95rem}
.flag ul{display:grid;gap:8px}
.flag ul li{position:relative;padding-left:22px;color:var(--text);font-size:.9rem}
.flag ul li::before{content:"";position:absolute;left:0;top:9px;width:12px;height:2px;background:var(--teal);border-radius:2px}
.flag::after{content:"";position:absolute;right:-40px;bottom:-40px;width:160px;height:160px;border-radius:50%;background:radial-gradient(circle, rgba(0,61,126,.08), transparent 70%)}

/* ---------- Tabs ---------- */
.tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:34px;border-bottom:1px solid var(--border-soft);padding-bottom:18px}
.tab{
  padding:10px 20px;border-radius:999px;border:1px solid var(--border);
  color:var(--muted);font-size:.9rem;font-weight:500;transition:all .25s var(--ease);
  display:inline-flex;align-items:center;gap:8px;
}
.tab .cnt{font-family:var(--font-mono);font-size:11px;opacity:.65}
.tab:hover{color:var(--text);border-color:var(--cyan)}
.tab.active{background:var(--grad);color:#fff;border-color:transparent;font-weight:600}
.tab.active .cnt{opacity:.85;color:#fff}
.tab-panel{display:none;animation:fade .4s var(--ease)}
.tab-panel.active{display:block}
@keyframes fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* ---------- Modal ---------- */
.modal-overlay{
  position:fixed;inset:0;z-index:200;display:none;place-items:center;padding:24px;
  background:rgba(11,27,43,.55);backdrop-filter:blur(6px);animation:fade .25s var(--ease);
}
.modal-overlay.open{display:grid}
.modal{
  width:min(820px,100%);max-height:88vh;overflow:auto;border-radius:var(--r-lg);
  background:var(--bg-800);border:1px solid var(--border);box-shadow:var(--shadow);
  animation:rise .3s var(--ease);
}
@keyframes rise{from{opacity:0;transform:translateY(20px) scale(.98)}to{opacity:1;transform:none}}
.modal-head{padding:26px 30px;border-bottom:1px solid var(--border-soft);display:flex;align-items:flex-start;justify-content:space-between;gap:16px;position:sticky;top:0;background:var(--bg-800)}
.modal-head .ic{width:48px;height:48px;border-radius:12px;display:grid;place-items:center;background:var(--grad);color:#fff;flex-shrink:0;box-shadow:var(--shadow-glow)}
.modal-head .ic svg{width:24px;height:24px}
.modal-head h3{font-size:1.3rem;margin-bottom:4px}
.modal-head .sub{color:var(--cyan);font-size:.85rem;font-family:var(--font-mono);letter-spacing:.05em}
.modal-close{width:40px;height:40px;border-radius:11px;border:1px solid var(--border);display:grid;place-items:center;flex-shrink:0;transition:all .2s;color:var(--muted)}
.modal-close:hover{border-color:var(--cyan);color:var(--cyan);transform:rotate(90deg)}
.modal-close svg{width:20px;height:20px}
.modal-body{padding:30px}
.modal-body h4{font-size:1.02rem;color:var(--amber);margin:22px 0 12px;font-family:var(--font-display)}
.modal-body h4:first-child{margin-top:0}
.modal-body p{color:var(--muted);margin-bottom:10px}
.modal-body ul{display:grid;gap:8px;margin-top:8px}
.modal-body ul li{position:relative;padding-left:22px;color:var(--text);font-size:.94rem}
.modal-body ul li::before{content:"";position:absolute;left:0;top:10px;width:10px;height:10px;border:2px solid var(--teal);border-radius:50%}
.meta-row{display:flex;flex-wrap:wrap;gap:12px;margin:6px 0 22px}
.meta-chip{padding:7px 14px;border-radius:999px;background:var(--panel);border:1px solid var(--border);font-size:.8rem;color:var(--muted)}
.meta-chip b{color:var(--text)}
.modal-sub{color:var(--cyan);font-family:var(--font-mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;margin:-6px 0 18px}
.struct{display:grid;gap:12px;margin-top:8px}
.struct-row{display:grid;grid-template-columns:92px 1fr;gap:16px;padding:14px 16px;border:1px solid var(--border);border-radius:12px;background:var(--panel)}
.struct-wk{font-family:var(--font-mono);font-size:.76rem;color:var(--cyan);letter-spacing:.05em;align-self:start;padding-top:2px}
.struct-body{display:grid;gap:4px}
.struct-theme{font-family:var(--font-display);font-weight:600;color:var(--text);font-size:.96rem}
.struct-focus{color:var(--muted);font-size:.9rem}
.struct-tools{color:var(--teal);font-size:.8rem;font-family:var(--font-mono);margin-top:2px}
.struct-focus-list{list-style:none;margin:2px 0 0;padding:0;display:grid;gap:4px}
.struct-focus-list li{position:relative;padding-left:14px;color:var(--muted);font-size:.9rem}
.struct-focus-list li::before{content:"";position:absolute;left:0;top:9px;width:5px;height:5px;border-radius:50%;background:var(--teal);opacity:.7}
@media(max-width:560px){.struct-row{grid-template-columns:1fr;gap:6px}}

/* ---------- Category cards (training) ---------- */
.cat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.cat{
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r-lg);
  padding:30px 22px;text-align:center;cursor:pointer;transition:all .3s var(--ease);position:relative;overflow:hidden;
}
.cat:hover{transform:translateY(-6px);border-color:var(--cyan);box-shadow:var(--shadow)}
.cat.active{border-color:var(--cyan);background:linear-gradient(180deg, rgba(0,61,126,.06), var(--panel))}
.cat .ic{width:60px;height:60px;border-radius:16px;display:grid;place-items:center;margin:0 auto 18px;background:rgba(0,61,126,.08);border:1px solid rgba(0,61,126,.22);color:var(--cyan)}
.cat .ic svg{width:28px;height:28px}
.cat h3{font-size:1.05rem;margin-bottom:6px}
.cat .cnt{font-family:var(--font-mono);font-size:.78rem;color:var(--faint)}

/* course list */
.course-list{display:grid;gap:14px;margin-top:8px}
.course{
  display:flex;align-items:center;justify-content:space-between;gap:18px;
  background:var(--panel);border:1px solid var(--border);border-radius:var(--r);
  padding:20px 24px;cursor:pointer;transition:all .25s var(--ease);
}
.course:hover{border-color:var(--cyan);transform:translateX(4px);background:rgba(0,61,126,.03)}
.course .info h4{font-size:1.05rem;margin-bottom:4px;font-family:var(--font-display)}
.course .info .meta{font-size:.82rem;color:var(--faint);font-family:var(--font-mono)}
.course .go{color:var(--cyan);flex-shrink:0;transition:transform .25s}
.course:hover .go{transform:translateX(4px)}

/* ---------- CTA band ---------- */
.cta-band{
  position:relative;border-radius:var(--r-xl);padding:64px 56px;overflow:hidden;text-align:center;
  background:linear-gradient(160deg, var(--panel), var(--bg-700));
  border:1px solid var(--border);box-shadow:var(--shadow);
}
.cta-band h2{margin-bottom:16px}
.cta-band .lead{margin:0 auto 30px}
.cta-band .hero-actions{justify-content:center}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--border-soft);padding:64px 0 32px;margin-top:40px;background:var(--bg-800)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px;font-family:var(--font-display);font-weight:700;font-size:1.1rem}
.foot-brand .logo{height:44px;width:auto;padding:7px 11px;border-radius:11px;display:flex;align-items:center;background:#fff;flex:none;border:1px solid var(--border-soft)}
.foot-brand .logo img{display:block;height:28px;width:auto}
.foot-about{color:#1565A8;font-size:.9rem;max-width:34ch}
.foot-col h5{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);margin-bottom:16px;font-family:var(--font-mono)}
.foot-col a{display:block;color:var(--muted);font-size:.92rem;padding:6px 0;transition:color .2s, text-decoration-color .2s;text-decoration:underline;text-decoration-color:rgba(82,96,122,.35);text-underline-offset:3px}
.foot-col a:hover{color:var(--cyan);text-decoration-color:var(--cyan)}
.foot-bottom{border-top:1px solid var(--border-soft);padding-top:24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--faint);font-size:.82rem}
.foot-bottom .group{display:flex;align-items:center;gap:8px}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{padding:80px 0 56px;border-bottom:1px solid var(--border-soft);position:relative;overflow:hidden}
.page-hero::before{content:"";display:none}
.page-hero h1{margin:16px 0 18px}
.page-hero .lead{max-width:64ch}

/* ---------- Seagull / group page ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.split.visual{border-radius:var(--r-lg);min-height:340px;background:linear-gradient(160deg, var(--panel), var(--bg-700));border:1px solid var(--border);display:grid;grid-template-columns:1fr;place-items:center;position:relative;overflow:hidden}
.country-badge{display:inline-flex;align-items:center;gap:10px;padding:7px 16px;border-radius:999px;border:1px solid var(--border);font-size:.8rem;font-family:var(--font-mono);letter-spacing:.05em;margin-bottom:18px;background:rgba(255,255,255,.7)}
.country-badge.eg{color:var(--amber);border-color:rgba(178,83,9,.35)}
.country-badge.ksa{color:var(--cyan);border-color:rgba(0,61,126,.3)}
.footprint-row{display:flex;align-items:center;justify-content:center;gap:28px;flex-wrap:wrap;margin-top:8px}
.footprint-row .stat{min-width:200px}
.footprint-row .country-pills{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.footprint-row .country-pills .country-badge{margin-bottom:0}
@media(max-width:680px){.footprint-row{flex-direction:column;gap:18px}}

/* ---------- Timeline / plan ---------- */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.plan{background:var(--panel);border:1px solid var(--border);border-radius:var(--r-lg);padding:30px;position:relative}
.plan .pn{font-family:var(--font-mono);font-size:12px;color:var(--cyan);letter-spacing:.1em;margin-bottom:12px}
.plan h3{font-size:1.2rem;margin-bottom:12px}
.plan p{color:var(--muted);font-size:.92rem}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.info-row{display:flex;gap:16px;padding:18px 0;border-bottom:1px solid var(--border-soft)}
.info-row .ic{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(0,61,126,.06);border:1px solid var(--border);color:var(--cyan);flex-shrink:0}
.info-row h4{font-size:.95rem;margin-bottom:4px}
.info-row p{color:var(--muted);font-size:.92rem}
.form{display:grid;gap:16px}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field label{display:block;font-size:.82rem;color:var(--muted);margin-bottom:8px;font-family:var(--font-mono)}
.field input,.field textarea,.field select{
  width:100%;padding:13px 16px;border-radius:var(--r-sm);background:var(--panel);
  border:1px solid var(--border);color:var(--text);font-family:var(--font-body);font-size:.95rem;transition:border-color .2s, box-shadow .2s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,61,126,.12)}

/* ---------- Misc utilities ---------- */
.divider{height:1px;background:var(--border-soft);margin:48px 0}
.center{text-align:center}
.mt-s{margin-top:12px}.mt-m{margin-top:24px}.mt-l{margin-top:48px}
.note{padding:16px 20px;border-radius:var(--r-sm);background:rgba(178,83,9,.06);border:1px solid rgba(178,83,9,.3);color:var(--muted);font-size:.9rem;display:flex;gap:12px;align-items:center}
.note svg{width:20px;height:20px;color:var(--amber);flex-shrink:0}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-grid,.split,.contact-grid{grid-template-columns:1fr;gap:36px}
  .hero-visual{max-width:440px;margin:0 auto;aspect-ratio:1/1}
  .pillars,.plans,.g-3,.g-4{grid-template-columns:repeat(2,1fr)}
  .cat-grid{grid-template-columns:repeat(3,1fr)}
  .flag-grid,.g-2{grid-template-columns:1fr}
  .stats{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .section{padding:64px 0}
  .scan-node{width:54px;height:54px;border-radius:13px}
  .scan-node .lbl{font-size:8px;padding:2px 6px}
  .scan-core{width:11px;height:11px}
  .nav-links{display:none;position:fixed;inset:72px 0 auto 0;flex-direction:column;background:var(--bg-800);border-bottom:1px solid var(--border);padding:18px 24px;gap:4px;align-items:stretch;box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 16px;border-radius:var(--r-sm)}
  .nav-cta .btn-ghost{display:none}
  .nav-toggle{display:grid}
  .pillars,.plans,.g-2,.g-3,.g-4,.stats,.cat-grid,.foot-grid,.form .row{grid-template-columns:1fr}
  .cta-band{padding:44px 26px}
  .container{padding-inline:18px}
}
/* =====================================================================
   WORLD-CLASS UPGRADES — imagery, motion, signature diagrams
   ===================================================================== */

/* ---- Hero / page background imagery ---- */
/* Home hero: clean light canvas (no full-bleed photo); the framed .hero-visual is the focal image. */
.hero.bg-img{background:transparent}
/* Inner-page heroes: light-washed photo banner so dark hero text stays legible. */
.page-hero.bg-img{background-image:linear-gradient(100deg, rgba(248,250,252,.94), rgba(248,250,252,.5)),var(--hero-img);background-size:cover;background-position:center}
.hero-ai{--hero-img:url('assets/img/hero-ai.jpg')}
.hero-training{--hero-img:url('assets/img/hero-training.jpg')}
.hero-about{--hero-img:url('assets/img/hero-about.jpg')}
.hero-contact{--hero-img:url('assets/img/hero-contact.jpg')}
.hero-group{--hero-img:url('assets/img/hero-group.jpg')}
.page-hero.bg-img::before{display:none}

/* ---- Scroll reveal ---- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.07s}.reveal.d2{transition-delay:.14s}.reveal.d3{transition-delay:.21s}.reveal.d4{transition-delay:.28s}.reveal.d5{transition-delay:.35s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---- Scroll-aware header ---- */
.site-header.scrolled{background:rgba(255,255,255,.95);box-shadow:0 12px 30px -22px rgba(11,27,43,.25)}

/* ---- Animated counters ---- */
.count{font-variant-numeric:tabular-nums}

/* ---- Keywords marquee ---- */
.marquee{overflow:hidden;border-top:1px solid var(--border-soft);border-bottom:1px solid var(--border-soft);padding:16px 0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent);mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee .track{display:flex;gap:46px;width:max-content;animation:scrollx 40s linear infinite}
.marquee:hover .track{animation-play-state:paused}
.marquee .track span{font-family:var(--font-mono);font-size:.82rem;letter-spacing:.16em;color:var(--faint);text-transform:uppercase;white-space:nowrap;display:inline-flex;align-items:center;gap:14px}
.marquee .track span::before{content:"";width:5px;height:5px;border-radius:50%;background:var(--cyan);opacity:.6}
@keyframes scrollx{to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){ .marquee .track{animation:none} }

/* ---- E&P lifecycle diagram (signature) ---- */
.lifecycle{position:relative;margin-top:34px}
.lc-rail{position:absolute;top:23px;left:9%;right:9%;height:2px;background:linear-gradient(90deg,var(--cyan),var(--teal) 45%,var(--amber));opacity:.35}
.lc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;position:relative}
.lc-node{text-align:center}
.lc-node .dot{width:46px;height:46px;border-radius:50%;background:var(--bg-800);border:2px solid var(--cyan);display:grid;place-items:center;margin:0 auto 14px;color:var(--cyan);position:relative;z-index:1;transition:transform .3s var(--ease),box-shadow .3s}
.lc-node:hover .dot{transform:scale(1.12);box-shadow:var(--shadow-glow)}
.lc-node .dot svg{width:22px;height:22px}
.lc-node h4{font-size:.95rem;margin-bottom:4px}
.lc-node .cnt{font-family:var(--font-mono);font-size:.72rem;color:var(--faint);letter-spacing:.08em}
.lc-node.amber .dot{border-color:var(--amber);color:var(--amber)}
.lc-node.amber:hover .dot{box-shadow:0 0 30px -10px rgba(178,83,9,.4)}
@media(max-width:680px){.lc-grid{grid-template-columns:repeat(2,1fr);gap:26px 8px}.lc-rail{display:none}}

/* ---- Flagship solution visual ---- */
.flag-visual{height:150px;border-radius:14px;margin:-6px 0 22px;background-size:cover;background-position:center;border:1px solid var(--border);position:relative;overflow:hidden}
.flag-visual::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 40%,rgba(11,27,43,.6))}
.flag-visual .badge{position:absolute;left:14px;bottom:12px;z-index:2;font-family:var(--font-mono);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--cyan);background:rgba(255,255,255,.9);padding:5px 10px;border-radius:999px;backdrop-filter:blur(4px);font-weight:600}

/* ---- Project image ---- */
.proj-img{height:210px;border-radius:14px;margin-bottom:20px;background-size:cover;background-position:center;border:1px solid var(--border);position:relative;overflow:hidden}
.proj-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 45%,rgba(11,27,43,.7))}
.proj-img .tag{position:absolute;left:16px;bottom:14px;z-index:2;font-family:var(--font-mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:#fff;background:rgba(11,27,43,.6);padding:6px 12px;border-radius:999px;backdrop-filter:blur(4px)}

/* ---- Back to top ---- */
.backtop{position:fixed;right:22px;bottom:22px;z-index:90;width:48px;height:48px;border-radius:14px;background:var(--grad);color:#fff;display:grid;place-items:center;box-shadow:var(--shadow);opacity:0;pointer-events:none;transform:translateY(10px);transition:opacity .3s,transform .3s}
.backtop.show{opacity:1;pointer-events:auto;transform:none}
.backtop:hover{transform:translateY(-3px)}
.backtop svg{width:22px;height:22px}

/* ---- Capability strip (sectors) ---- */
.cap-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.cap{display:flex;align-items:center;gap:12px;padding:16px 18px;border:1px solid var(--border);border-radius:var(--r);background:var(--panel)}
.cap .ic{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;background:rgba(0,61,126,.06);color:var(--cyan);flex-shrink:0}
.cap .ic svg{width:20px;height:20px}
.cap b{display:block;font-size:.95rem}
.cap small{color:var(--faint);font-size:.78rem}
@media(max-width:980px){.cap-strip{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.cap-strip{grid-template-columns:1fr}}

/* ---- Skip link (a11y) ---- */
.skip-link{position:fixed;top:-100px;left:14px;z-index:300;background:var(--grad);color:#fff;padding:10px 18px;border-radius:0 0 12px 12px;font-weight:600;font-size:.9rem;transition:top .2s var(--ease)}
.skip-link:focus{top:0;outline:none}

/* ---- Deep-link scroll offset (sticky-header aware) ---- */
#main,#flagship,#catalog,#ai-tabs,#train-cats,#seagull-services{scroll-margin-top:84px}

/* ---- Stretched-link overlays (whole-card click + keyboard focus) ---- */
a.card-link,a.cat-link{position:absolute;inset:0;z-index:2;text-decoration:none;color:inherit}
a.card-link:focus-visible,a.cat-link:focus-visible{outline:2px solid var(--cyan);outline-offset:-4px;border-radius:var(--r-lg)}

/* ---- Hide floating back-to-top on print ---- */
@media print{ .backtop{display:none!important} }