/* ═══════════════════════════════════════════════════════
   MATRIX MINING SOLUTIONS — Design System
   Warm Charcoal #2B2119 · Gold #C8972B · Ivory #FBF7EF
   ═══════════════════════════════════════════════════════ */
:root {
  --navy:       #2B2119;
  --navy-deep:  #1C1610;
  --navy-mid:   #3B2E23;
  --navy-light: #4E3E2F;
  --gold:       #C8972B;
  --gold-light: #E8B84B;
  --gold-pale:  #F5E6C0;
  --gold-dim:   rgba(200,151,43,0.15);
  --cream:      #FBF7EF;
  --off-white:  #F0E8D9;
  --stone:      #D8CCB4;
  --mist:       #8B8275;
  --text:       #241E17;
  --text-soft:  #5A5044;
  --white:      #FFFFFF;
  --shadow-lg:  0 20px 60px rgba(43,33,25,0.20);
  --shadow-md:  0 8px 30px rgba(43,33,25,0.14);
  --shadow-sm:  0 3px 12px rgba(43,33,25,0.09);
}
*,*::before,*::after { box-sizing:border-box; margin:0; padding:0; }
html { scroll-behavior:smooth; font-size:16px; }
body { font-family:'DM Sans',sans-serif; background:var(--cream); color:var(--text); overflow-x:hidden; line-height:1.6; }
img { max-width:100%; display:block; }
a { text-decoration:none; color:inherit; }
ul { list-style:none; }
h1,h2,h3,h4,h5 { font-family:'Cormorant Garamond',serif; font-weight:600; line-height:1.12; }
h1 { font-size:clamp(2.6rem,5.5vw,5rem); }
h2 { font-size:clamp(1.9rem,3.5vw,3rem); }
h3 { font-size:clamp(1.25rem,2vw,1.65rem); }
h4 { font-size:1.05rem; }
p  { color:var(--text-soft); line-height:1.75; }
.container { max-width:1220px; margin:0 auto; padding:0 2rem; }
.section    { padding:7rem 0; }
.section-sm { padding:4.5rem 0; }

/* ── NAVIGATION ─────────────────────────────────────────── */
#nav { position:fixed; top:0; left:0; right:0; z-index:1000; transition:all 0.35s; }
.nav-wrap { display:flex; align-items:center; justify-content:space-between; padding:1.1rem 2.5rem; max-width:1400px; margin:0 auto; }
#nav.scrolled, #nav.page-nav { background:rgba(17,29,53,0.97); backdrop-filter:blur(14px); box-shadow:0 2px 40px rgba(0,0,0,0.2); }
.logo { display:flex; align-items:center; gap:0.75rem; }
.logo-hex { width:34px; height:34px; background:var(--gold); clip-path:polygon(50% 0%,100% 25%,100% 75%,50% 100%,0% 75%,0% 25%); display:flex; align-items:center; justify-content:center; flex-shrink:0; }
.logo-hex span { font-family:'Cormorant Garamond',serif; font-weight:700; font-size:0.95rem; color:var(--navy); }
.logo-text .name { font-family:'Cormorant Garamond',serif; font-weight:600; font-size:1.1rem; color:var(--white); line-height:1; }
.logo-text .sub  { font-size:0.6rem; letter-spacing:0.16em; text-transform:uppercase; color:var(--gold); margin-top:2px; }
.nav-menu { display:flex; align-items:center; gap:0.2rem; }
.nav-menu a { font-size:0.8rem; font-weight:500; letter-spacing:0.04em; color:rgba(255,255,255,0.78); padding:0.5rem 0.85rem; transition:color 0.2s; position:relative; }
.nav-menu a:hover, .nav-menu a.active { color:var(--gold); }
.nav-menu a.active::after { content:''; position:absolute; bottom:0; left:0.85rem; right:0.85rem; height:1px; background:var(--gold); }
.nav-drop { position:relative; }
.dropdown { display:none; position:absolute; top:100%; left:0; background:var(--navy-deep); border:1px solid rgba(200,151,43,0.15); min-width:220px; padding:0.5rem 0; box-shadow:var(--shadow-lg); }
.nav-drop:hover .dropdown { display:block; }
.dropdown a { display:block; padding:0.6rem 1.2rem; font-size:0.78rem; color:rgba(255,255,255,0.7); border-left:2px solid transparent; transition:all 0.2s; }
.dropdown a:hover { color:var(--gold); border-left-color:var(--gold); background:rgba(200,151,43,0.05); }
.btn-nav { padding:0.5rem 1.4rem; background:var(--gold); color:var(--navy); font-size:0.76rem; font-weight:700; letter-spacing:0.06em; text-transform:uppercase; cursor:pointer; margin-left:0.5rem; transition:background 0.2s; }
.btn-nav:hover { background:var(--gold-light); }
.nav-burger { display:none; background:none; border:none; color:var(--white); font-size:1.4rem; cursor:pointer; margin-left:0.5rem; }

/* ── PAGE HEADER ─────────────────────────────────────────── */
.page-header { background:linear-gradient(100deg, rgba(18,12,7,0.82) 0%, rgba(20,13,8,0.48) 34%, rgba(22,15,9,0.16) 60%, rgba(22,15,9,0.02) 100%), url('img/svc-hero.jpg') center 30%/cover no-repeat, var(--navy-deep); min-height:560px; padding:9rem 0 5rem; position:relative; overflow:hidden; }
@media(max-width:820px){ .page-header { min-height:380px; padding:7rem 0 3rem; } }
.page-header::before { content:''; position:absolute; top:0; right:0; width:40%; height:100%; background:linear-gradient(145deg, rgba(200,151,43,0.06) 0%, transparent 60%); }
.ph-grid { position:absolute; inset:0; background-image:linear-gradient(rgba(200,151,43,0.03) 1px, transparent 1px),linear-gradient(90deg, rgba(200,151,43,0.03) 1px, transparent 1px); background-size:70px 70px; }
.ph-inner { position:relative; z-index:1; }
.breadcrumb { display:flex; align-items:center; gap:0.5rem; font-size:0.72rem; letter-spacing:0.1em; text-transform:uppercase; color:rgba(255,255,255,0.4); margin-bottom:1.2rem; }
.breadcrumb a:hover { color:var(--gold); }
.breadcrumb span { color:var(--gold); }
.page-header h1 { color:var(--white); margin-bottom:0.8rem; }
.page-header .subtitle { font-size:1.1rem; color:rgba(255,255,255,0.55); max-width:600px; line-height:1.7; }
.ph-rule { width:60px; height:2px; background:var(--gold); margin:1.5rem 0; }

/* ── LABEL ───────────────────────────────────────────────── */
.label { display:flex; align-items:center; gap:0.8rem; margin-bottom:0.9rem; }
.label::before { content:''; width:36px; height:2px; background:var(--gold); flex-shrink:0; }
.label span { font-size:0.7rem; letter-spacing:0.16em; text-transform:uppercase; color:var(--gold); }
.label.center { justify-content:center; }
.label.center::before { display:none; }
.label.center::after { content:''; width:36px; height:2px; background:var(--gold); flex-shrink:0; }
.label.light::before { background:rgba(200,151,43,0.6); }
.label.light span { color:rgba(200,151,43,0.8); }

/* ── BUTTONS ─────────────────────────────────────────────── */
.btn { display:inline-block; padding:0.9rem 2.2rem; font-size:0.82rem; font-weight:600; letter-spacing:0.07em; text-transform:uppercase; cursor:pointer; transition:all 0.25s; }
.btn-gold { background:var(--gold); color:var(--navy); }
.btn-gold:hover { background:var(--gold-light); transform:translateY(-1px); box-shadow:0 8px 24px rgba(200,151,43,0.3); }
.btn-outline { background:transparent; color:var(--white); border:1px solid rgba(255,255,255,0.3); }
.btn-outline:hover { border-color:var(--gold); color:var(--gold); }
.btn-navy { background:var(--navy); color:var(--white); }
.btn-navy:hover { background:var(--navy-mid); }
.btn-sm { padding:0.6rem 1.4rem; font-size:0.74rem; }

/* ── BADGE ───────────────────────────────────────────────── */
.badge { display:inline-block; padding:0.3rem 0.85rem; font-size:0.66rem; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; }
.badge-gold  { background:var(--gold); color:var(--navy); }
.badge-navy  { background:var(--navy); color:var(--gold); border:1px solid rgba(200,151,43,0.3); }
.badge-outline { border:1px solid rgba(200,151,43,0.4); color:var(--gold); }

/* ── CARDS ───────────────────────────────────────────────── */
.card { background:var(--white); padding:2.2rem; box-shadow:var(--shadow-sm); transition:all 0.3s; position:relative; overflow:hidden; }
.card:hover { box-shadow:var(--shadow-md); transform:translateY(-3px); }
.card-gold::before { content:''; position:absolute; top:0; left:0; right:0; height:3px; background:var(--gold); }
.card-gold-left::before { content:''; position:absolute; top:0; left:0; bottom:0; width:3px; background:var(--gold); }
.card-navy { background:var(--navy); }
.card-navy h3,.card-navy h4 { color:var(--white); }
.card-navy p { color:rgba(255,255,255,0.6); }

/* ── STAT BLOCKS ─────────────────────────────────────────── */
.stat-num { font-family:'Cormorant Garamond',serif; font-size:3rem; font-weight:600; color:var(--gold); line-height:1; }
.stat-label { font-size:0.72rem; letter-spacing:0.08em; text-transform:uppercase; color:var(--mist); margin-top:0.3rem; }

/* ── DIVIDER ─────────────────────────────────────────────── */
.divider { height:1px; background:var(--off-white); }

/* ── FOOTER ──────────────────────────────────────────────── */
footer { background:var(--navy-deep); padding:4rem 0 2rem; border-top:1px solid rgba(200,151,43,0.12); }
.footer-grid { display:grid; grid-template-columns:2.2fr 1fr 1fr 1fr; gap:3.5rem; margin-bottom:3rem; }
.footer-brand p { font-size:0.8rem; color:rgba(255,255,255,0.38); line-height:1.8; max-width:270px; margin-top:1rem; }
.footer-col h6 { font-family:'DM Sans',sans-serif; font-size:0.68rem; letter-spacing:0.15em; text-transform:uppercase; color:var(--gold); margin-bottom:1.1rem; font-weight:700; }
.footer-col ul { display:flex; flex-direction:column; gap:0.55rem; }
.footer-col ul li a { font-size:0.8rem; color:rgba(255,255,255,0.4); transition:color 0.2s; }
.footer-col ul li a:hover { color:var(--white); }
.footer-bottom { border-top:1px solid rgba(255,255,255,0.06); padding-top:1.8rem; display:flex; justify-content:space-between; align-items:center; gap:1rem; flex-wrap:wrap; }
.footer-bottom p { font-size:0.72rem; color:rgba(255,255,255,0.28); }
.footer-badges { display:flex; gap:0.7rem; }
.footer-badges span { padding:0.2rem 0.65rem; border:1px solid rgba(200,151,43,0.22); font-size:0.6rem; letter-spacing:0.1em; text-transform:uppercase; color:rgba(200,151,43,0.55); }

/* ── CTA STRIP ───────────────────────────────────────────── */
.cta-strip { background:var(--gold); padding:4rem 0; }

/* ── ANIMATIONS ──────────────────────────────────────────── */
.fi { opacity:0; transform:translateY(22px); transition:opacity 0.65s ease, transform 0.65s ease; }
.fi.visible { opacity:1; transform:translateY(0); }
.fi-delay-1 { transition-delay:0.1s; }
.fi-delay-2 { transition-delay:0.2s; }
.fi-delay-3 { transition-delay:0.3s; }

/* ── RESPONSIVE ──────────────────────────────────────────── */
@media(max-width:1024px) { .footer-grid { grid-template-columns:1fr 1fr; } }
@media(max-width:768px) {
  .nav-menu,.btn-nav { display:none; }
  .nav-burger { display:block; }
  .nav-menu.open { display:flex; flex-direction:column; position:absolute; top:100%; left:0; right:0; background:var(--navy-deep); padding:1rem 0; gap:0; }
  .nav-menu.open a { padding:0.75rem 2rem; }
  .footer-grid { grid-template-columns:1fr; gap:2rem; }
  .section { padding:5rem 0; }
}
@media(max-width:480px) { .container { padding:0 1.2rem; } h1 { font-size:2.4rem; } }

/* ── SERVICE BLOCKS (shared across services.html) ───────────── */
.svc-block { display:grid; grid-template-columns:1fr 1fr; }
.svc-desc { padding:4rem; background:var(--navy); }
.svc-desc .sn { font-family:'DM Mono',monospace; font-size:0.65rem; letter-spacing:0.14em; text-transform:uppercase; color:var(--gold); margin-bottom:0.8rem; }
.svc-desc h3 { color:var(--white); margin-bottom:1rem; }
.svc-desc p  { color:rgba(255,255,255,0.58); font-size:0.88rem; line-height:1.8; }
.svc-desc .sb { display:inline-block; margin-top:1.4rem; background:rgba(200,151,43,0.12); border:1px solid rgba(200,151,43,0.3); color:var(--gold); font-size:0.65rem; font-weight:700; letter-spacing:0.1em; text-transform:uppercase; padding:0.3rem 0.8rem; }
.svc-deliv { padding:4rem; background:var(--cream); }
.svc-deliv h5 { color:var(--navy); font-size:0.7rem; letter-spacing:0.12em; text-transform:uppercase; font-family:'DM Sans',sans-serif; font-weight:700; margin-bottom:1.5rem; padding-bottom:0.8rem; border-bottom:1px solid var(--stone); }
.deliv-list { display:flex; flex-direction:column; gap:1rem; }
.di { display:flex; gap:1rem; align-items:flex-start; }
.di-dot { width:6px; height:6px; border-radius:50%; background:var(--gold); flex-shrink:0; margin-top:0.55rem; }
.di h6 { font-family:'DM Sans',sans-serif; font-weight:600; font-size:0.88rem; color:var(--navy); margin-bottom:0.2rem; }
.di p { font-size:0.8rem; }

/* ── EXTENDED RESPONSIVE ───────────────────────────────────── */
@media(max-width:1024px) {
  .svc-block { grid-template-columns:1fr; }
  .svc-block .svc-deliv { order:-1; }
}
@media(max-width:900px) {
  .philosophy-grid, .cf-grid, .dig-intro, .esg-intro { grid-template-columns:1fr; gap:3rem; }
  .experts-row { grid-template-columns:1fr 1fr; }
  .brsr-steps { grid-template-columns:1fr 1fr 1fr; }
  .closure-grid { grid-template-columns:1fr 1fr 1fr; }
  .stats-inner { grid-template-columns:1fr 1fr; }
  .pillars { grid-template-columns:1fr; }
}
@media(max-width:768px) {
  .contact-wrap, .split-grid, .about-grid, .ch-grid { grid-template-columns:1fr; gap:3rem; }
  .experts-row { grid-template-columns:1fr; }
  .engage-grid, .promise-grid, .why-grid, .tech-grid, .dig-grid, .reg-grid { grid-template-columns:1fr; }
  .brsr-steps { grid-template-columns:1fr 1fr; }
  .closure-grid { grid-template-columns:1fr 1fr; }
  .stats-inner { grid-template-columns:1fr 1fr; }
  .values-grid { grid-template-columns:1fr 1fr; }
  .hero-inner { grid-template-columns:1fr; }
  .hero-panel { display:none; }
  .svc-row { grid-template-columns:1fr; }
  .form-row { grid-template-columns:1fr; }
}
@media(max-width:520px) {
  .brsr-steps, .closure-grid { grid-template-columns:1fr; }
  .values-grid { grid-template-columns:1fr; }
  .milestone-grid { grid-template-columns:1fr; }
  .stat-row { flex-direction:column; }
  .stat-box { border-right:none; border-bottom:1px solid var(--stone); }
  .engage-grid { grid-template-columns:1fr; }
  .matrix-tabs { flex-wrap:wrap; }
  .footer-grid { grid-template-columns:1fr; gap:2rem; }
}

/* Alternating service blocks */
.svc-block.reverse .svc-desc { order:2; }
.svc-block.reverse .svc-deliv { order:1; background:var(--off-white); }
@media(max-width:1024px) {
  .svc-block.reverse .svc-desc { order:unset; }
  .svc-block.reverse .svc-deliv { order:unset; background:var(--cream); }
}

/* ═══════════════════════════════════════════════════════
   ICONOGRAPHY — inline SVG line icons (replaces legacy emoji)
   ═══════════════════════════════════════════════════════ */
.vi-icon, .fact-icon, .prom-icon, .cc-icon, .office-row .ic { color:var(--gold); }
.vi-icon svg, .fact-icon svg, .prom-icon svg { display:block; }
.ex-icon { color:var(--gold); }                     /* gold icon on navy tile */
.ex-icon svg { display:block; }
.cc-icon svg, .office-row .ic svg { vertical-align:middle; }
.fact-icon { display:flex; align-items:flex-start; }
/* subtle hover lift on team tiles: shift icon accent */
.ex-card:hover .ex-icon { color:var(--gold-light); }

/* ═══════════════════════════════════════════════════════
   ROBUST REVEAL — never hide content if JS is off or the
   visitor prefers reduced motion
   ═══════════════════════════════════════════════════════ */
.fi.visible { opacity:1; transform:none; }
@media (prefers-reduced-motion: reduce) {
  .fi { opacity:1 !important; transform:none !important; transition:none !important; }
  html { scroll-behavior:auto; }
}