/* ============================================
   Advance Engineers MEP — Style System
   Premium Minimalist Corporate Design
   Font: Manrope | Colors: Navy / Charcoal / White
   ============================================ */

:root {
  --navy:       #0d2b4e;
  --navy-mid:   #1a4a7a;
  --navy-light: #2563a8;
  --charcoal:   #0f0f0f;
  --dark-gray:  #3a3a3a;
  --mid-gray:   #6b6b6b;
  --light-gray: #f5f5f3;
  --border:     #e8e8e4;
  --white:      #ffffff;
  --accent-bg:  #e8f0f9;
  --radius:     4px;
  --radius-lg:  10px;
  --shadow-sm:  0 1px 4px rgba(0,0,0,.06);
  --shadow-md:  0 4px 20px rgba(0,0,0,.08);
  --transition: 0.22s ease;
}

/* ---- Reset & Base ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Manrope', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.7;
  color: var(--charcoal);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
ul { list-style: none; padding: 0; margin: 0; }
input, textarea, select, button { font-family: inherit; }

.skip-link { position: absolute; top: -100px; left: 1rem; background: var(--navy); color: #fff; padding: .5rem 1rem; z-index: 9999; border-radius: var(--radius); }
.skip-link:focus { top: 1rem; }

/* ---- Typography ---- */
h1, h2, h3, h4, h5, h6 { line-height: 1.18; font-weight: 700; color: var(--charcoal); letter-spacing: -0.02em; }
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 2.8vw, 2.2rem); }
h3 { font-size: 1.15rem; font-weight: 600; }
h4 { font-size: 1rem; font-weight: 600; }
p { color: var(--mid-gray); margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.section-label {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--navy);
  display: block;
  margin-bottom: 0.75rem;
}
.section-divider {
  width: 2.5rem;
  height: 2px;
  background: var(--navy);
  margin: 1rem 0 1.5rem;
}
.section-divider.center { margin-left: auto; margin-right: auto; }

/* ---- Buttons ---- */
.btn-navy {
  background: var(--navy);
  color: #fff;
  border: 1.5px solid var(--navy);
  padding: .65rem 1.5rem;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 600;
  transition: background var(--transition), border-color var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
}
.btn-navy:hover { background: var(--navy-mid); border-color: var(--navy-mid); color: #fff; }
.btn-navy:focus-visible { outline: 2px solid var(--navy-mid); outline-offset: 3px; }

.btn-outline-navy {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--navy);
  padding: .65rem 1.5rem;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 600;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
}
.btn-outline-navy:hover { background: var(--navy); color: #fff; }

.btn-white {
  background: #fff;
  color: var(--navy);
  border: 1.5px solid #fff;
  padding: .65rem 1.5rem;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 600;
  transition: background var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
}
.btn-white:hover { background: var(--accent-bg); color: var(--navy); border-color: var(--accent-bg); }

.btn-ghost-white {
  background: transparent;
  color: rgba(255,255,255,.75);
  border: 1.5px solid rgba(255,255,255,.3);
  padding: .65rem 1.5rem;
  border-radius: var(--radius);
  font-size: .85rem;
  font-weight: 600;
  transition: all var(--transition);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
}
.btn-ghost-white:hover { background: rgba(255,255,255,.1); color: #fff; border-color: rgba(255,255,255,.5); }

/* ---- TOP BAR ---- */
.topbar {
  background: var(--charcoal);
  padding: .45rem 0;
}
.topbar-link {
  font-size: .75rem;
  color: rgba(255,255,255,.55);
  transition: color var(--transition);
}
.topbar-link:hover { color: #fff; }
.topbar-divider { color: rgba(255,255,255,.2); }

/* ---- NAVBAR ---- */
.site-navbar {
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: .5px solid var(--border);
  padding: .6rem 0;
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow var(--transition);
}
.site-navbar.scrolled { box-shadow: var(--shadow-md); }

.navbar-logo-icon {
  width: 34px; height: 34px;
  background: var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-weight: 800;
  font-size: .9rem;
  flex-shrink: 0;
}
.navbar-brand-logo {
  width: 40px;
  height: 40px;
  object-fit: contain;
  flex-shrink: 0;
  border-radius: 6px;
}
.navbar-brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name { font-size: .88rem; font-weight: 700; color: var(--charcoal); }
.brand-sub  { font-size: .68rem; font-weight: 500; color: var(--mid-gray); }

.site-navbar .nav-link {
  font-size: .83rem;
  font-weight: 500;
  color: var(--dark-gray);
  padding: .45rem .65rem;
  border-radius: var(--radius);
  transition: color var(--transition), background var(--transition);
}
.site-navbar .nav-link:hover,
.site-navbar .nav-link.active { color: var(--navy); background: var(--accent-bg); }

.dropdown-menu {
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: .5rem;
  min-width: 230px;
}
.dropdown-item {
  font-size: .83rem;
  padding: .55rem .85rem;
  border-radius: var(--radius);
  color: var(--dark-gray);
  transition: background var(--transition), color var(--transition);
}
.dropdown-item:hover { background: var(--accent-bg); color: var(--navy); }
.text-navy { color: var(--navy) !important; }

.navbar-toggler {
  border: .5px solid var(--border);
  border-radius: var(--radius);
  padding: .35rem .6rem;
  font-size: 1.25rem;
  color: var(--charcoal);
}
.navbar-toggler:focus { box-shadow: none; }

/* ---- BREADCRUMB ---- */
.breadcrumb-section {
  background: var(--light-gray);
  padding: .85rem 0;
  border-bottom: .5px solid var(--border);
}
.breadcrumb { margin: 0; font-size: .78rem; }
.breadcrumb-item a { color: var(--navy); }
.breadcrumb-item.active { color: var(--mid-gray); }
.breadcrumb-item + .breadcrumb-item::before { color: var(--mid-gray); }

/* ---- PAGE HERO ---- */
.page-hero {
  background: var(--navy);
  padding: 5rem 0 4rem;
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="g" x="0" y="0" width="10" height="10" patternUnits="userSpaceOnUse"><circle cx="5" cy="5" r=".5" fill="rgba(255,255,255,.04)"/></pattern></defs><rect width="100" height="100" fill="url(%23g)"/></svg>');
}
.page-hero .container-xl { position: relative; }
.page-hero h1 { color: #fff; margin-bottom: .75rem; }
.page-hero p  { color: rgba(255,255,255,.6); max-width: 600px; font-size: 1rem; margin: 0; }

/* ---- SECTIONS ---- */
section { padding: 5rem 0; }
.section-alt { background: var(--light-gray); }
.section-dark { background: var(--navy); }
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-dark p { color: rgba(255,255,255,.6); }
.section-dark .section-label { color: rgba(255,255,255,.45); }
.section-dark .section-divider { background: rgba(255,255,255,.3); }

/* ---- STATS STRIP ---- */
.stats-strip { background: var(--navy); padding: 3rem 0; }
.stat-item { text-align: center; }
.stat-number { font-size: 2.2rem; font-weight: 800; color: #fff; display: block; line-height: 1; }
.stat-label  { font-size: .72rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: rgba(255,255,255,.45); margin-top: .4rem; display: block; }

/* ---- SERVICE CARDS ---- */
.svc-card {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  height: 100%;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.svc-card:hover { border-color: var(--navy); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.svc-icon-wrap {
  width: 48px; height: 48px;
  background: var(--accent-bg);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: var(--navy);
  margin-bottom: 1.25rem;
}
.svc-card h3 { font-size: .95rem; margin-bottom: .5rem; }
.svc-card p  { font-size: .83rem; margin-bottom: 1rem; }
.svc-link    { font-size: .8rem; font-weight: 600; color: var(--navy); display: inline-flex; align-items: center; gap: .3rem; }
.svc-link:hover { gap: .5rem; }

/* ---- PROJECT CARDS ---- */
.proj-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  background: #0a1929;
  display: block;
  padding-bottom: 1rem;
}
.proj-img-wrap { overflow: hidden; aspect-ratio: 16/10; }
.proj-img-wrap img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease, opacity .3s ease; opacity: .8; }
.proj-card:hover .proj-img-wrap img { transform: scale(1.04); opacity: .65; }
.proj-meta {
  background: rgba(10, 25, 41, .95);
  padding: 1.25rem 1.5rem;
}
.proj-overlay {
  position: static;
  padding: 0;
  background: transparent;
  margin-bottom: .75rem;
}
.proj-cat  { font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: rgba(255,255,255,.75); display: block; margin-bottom: .5rem; }
.proj-name { color: #fff; font-size: 1rem; font-weight: 700; margin: 0; line-height: 1.3; }

/* ---- INDUSTRY ITEMS ---- */
.ind-item {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.75rem 1.25rem;
  text-align: center;
  transition: border-color var(--transition), transform var(--transition);
  height: 100%;
  cursor: default;
}
.ind-item:hover { border-color: var(--navy); transform: translateY(-3px); }
.ind-icon { font-size: 1.6rem; color: var(--navy); display: block; margin-bottom: .75rem; }
.ind-item h3 { font-size: .88rem; margin-bottom: .4rem; }
.ind-item p  { font-size: .78rem; margin: 0; }

/* ---- WHY CARDS ---- */
.why-card {
  border-left: 2px solid var(--navy);
  padding: 1.5rem 1.25rem 1.5rem 1.5rem;
  height: 100%;
}
.why-num { font-size: .7rem; font-weight: 700; letter-spacing: .12em; color: var(--navy); display: block; margin-bottom: .6rem; }
.why-card h3 { font-size: .95rem; margin-bottom: .4rem; }
.why-card p  { font-size: .83rem; margin: 0; }

/* ---- TESTIMONIALS ---- */
.testimonial-card {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  height: 100%;
}
.testimonial-text { font-size: .9rem; color: var(--dark-gray); line-height: 1.8; font-style: italic; margin-bottom: 1.25rem; }
.testimonial-author { display: flex; align-items: center; gap: .75rem; }
.author-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--accent-bg); display: flex; align-items: center; justify-content: center; color: var(--navy); font-size: .8rem; font-weight: 700; flex-shrink: 0; }
.author-name    { font-size: .85rem; font-weight: 600; color: var(--charcoal); display: block; }
.author-company { font-size: .75rem; color: var(--mid-gray); display: block; }

/* ---- OVERVIEW CARD (2-col) ---- */
.overview-img-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}
.overview-img-wrap img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4/5; }
.overview-badge-float {
  position: absolute;
  bottom: -1rem; left: -1rem;
  background: var(--navy);
  color: #fff;
  padding: 1.25rem 1.5rem;
  border-radius: var(--radius-lg);
}
.badge-n { font-size: 1.3rem; font-weight: 700; display: block; }
.badge-l { font-size: .68rem; font-weight: 500; opacity: .6; text-transform: uppercase; letter-spacing: .1em; display: block; margin-top: .15rem; }

/* ---- CONTACT FORM ---- */
.contact-form-wrap {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}
.form-label { font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--mid-gray); margin-bottom: .4rem; display: block; }
.form-control, .form-select {
  border: .5px solid var(--border);
  border-radius: var(--radius);
  padding: .7rem 1rem;
  font-size: .9rem;
  color: var(--charcoal);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus, .form-select:focus { border-color: var(--navy); box-shadow: 0 0 0 3px rgba(13,43,78,.1); outline: none; }
.form-control.is-invalid { border-color: #dc3545; }
textarea.form-control { resize: vertical; min-height: 120px; }

/* ---- DARK FORM (Contact page) ---- */
.form-dark .form-label { color: rgba(255,255,255,.45); }
.form-dark .form-control, .form-dark .form-select {
  background: rgba(255,255,255,.06);
  border-color: rgba(255,255,255,.15);
  color: rgba(255,255,255,.88);
}
.form-dark .form-control::placeholder { color: rgba(255,255,255,.3); }
.form-dark .form-control:focus, .form-dark .form-select:focus {
  border-color: rgba(255,255,255,.4);
  box-shadow: 0 0 0 3px rgba(255,255,255,.06);
  background: rgba(255,255,255,.08);
}
.form-dark .form-select option { background: #0d2b4e; color: #fff; }

/* ---- BLOG CARD ---- */
.blog-card {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 100%;
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.blog-img { aspect-ratio: 16/9; overflow: hidden; }
.blog-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; }
.blog-card:hover .blog-img img { transform: scale(1.04); }
.blog-body { padding: 1.5rem; flex: 1; display: flex; flex-direction: column; }
.blog-cat  { font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--navy); margin-bottom: .5rem; display: block; }
.blog-card h3 { font-size: .95rem; margin-bottom: .6rem; line-height: 1.4; }
.blog-card p  { font-size: .83rem; flex: 1; }
.blog-meta { font-size: .75rem; color: var(--mid-gray); margin-top: auto; padding-top: .75rem; border-top: .5px solid var(--border); }

/* ---- ACCORDION / FAQ ---- */
.accordion-item { border: .5px solid var(--border); border-radius: var(--radius-lg) !important; margin-bottom: .75rem; overflow: hidden; }
.accordion-button { font-size: .9rem; font-weight: 600; color: var(--charcoal); background: var(--white); box-shadow: none; padding: 1.1rem 1.25rem; }
.accordion-button:not(.collapsed) { color: var(--navy); background: var(--accent-bg); box-shadow: none; }
.accordion-button::after { filter: none; }
.accordion-body { font-size: .88rem; color: var(--mid-gray); padding: 1rem 1.25rem 1.25rem; background: var(--white); }

/* ---- PROCESS STEPS ---- */
.process-step { display: flex; gap: 1.25rem; margin-bottom: 2rem; }
.step-num { width: 40px; height: 40px; border-radius: 50%; background: var(--accent-bg); color: var(--navy); font-weight: 800; font-size: .85rem; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.step-content h4 { font-size: .92rem; margin-bottom: .25rem; }
.step-content p  { font-size: .83rem; margin: 0; }

/* ---- TIMELINE ---- */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before { content: ''; position: absolute; left: 8px; top: 0; bottom: 0; width: 1px; background: var(--border); }
.timeline-item { position: relative; margin-bottom: 2rem; }
.timeline-item::before { content: ''; position: absolute; left: -1.7rem; top: 6px; width: 10px; height: 10px; border-radius: 50%; background: var(--navy); border: 2px solid var(--accent-bg); }
.timeline-year { font-size: .72rem; font-weight: 700; letter-spacing: .12em; color: var(--navy); display: block; margin-bottom: .25rem; }
.timeline-item h4 { font-size: .92rem; margin-bottom: .25rem; }
.timeline-item p  { font-size: .83rem; margin: 0; }

/* ---- CTA SECTION ---- */
.cta-section {
  background: var(--navy);
  padding: 5rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="g" x="0" y="0" width="8" height="8" patternUnits="userSpaceOnUse"><circle cx="4" cy="4" r=".4" fill="rgba(255,255,255,.04)"/></pattern></defs><rect width="100" height="100" fill="url(%23g)"/></svg>');
}
.cta-section .container-xl { position: relative; }
.cta-section h2 { color: #fff; max-width: 600px; margin: 0 auto 1rem; }
.cta-section p  { color: rgba(255,255,255,.6); max-width: 480px; margin: 0 auto 2rem; }

/* ---- CONTACT INFO ITEMS ---- */
.contact-info-item { display: flex; gap: 1rem; margin-bottom: 1.5rem; align-items: flex-start; }
.ci-icon { width: 42px; height: 42px; background: var(--accent-bg); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; color: var(--navy); font-size: 1rem; flex-shrink: 0; }
.ci-label { font-size: .68rem; text-transform: uppercase; letter-spacing: .1em; color: var(--mid-gray); display: block; margin-bottom: .2rem; }
.ci-value { font-size: .88rem; color: var(--charcoal); font-weight: 500; }

/* ---- MAP EMBED ---- */
.map-embed { border-radius: var(--radius-lg); overflow: hidden; border: .5px solid var(--border); }
.map-embed iframe { display: block; width: 100%; }

/* ---- FILTER BUTTONS ---- */
.filter-btn {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius);
  padding: .45rem 1rem;
  font-size: .8rem;
  font-weight: 600;
  color: var(--dark-gray);
  cursor: pointer;
  transition: all var(--transition);
}
.filter-btn.active, .filter-btn:hover { background: var(--navy); border-color: var(--navy); color: #fff; }

/* ---- GALLERY ---- */
.gallery-item { border-radius: var(--radius-lg); overflow: hidden; cursor: pointer; }
.gallery-item img { width: 100%; aspect-ratio: 4/3; object-fit: cover; transition: transform .4s ease, opacity .3s ease; }
.gallery-item:hover img { transform: scale(1.05); opacity: .85; }

/* ---- CERT CARD ---- */
.cert-card {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  text-align: center;
  height: 100%;
}
.cert-icon { font-size: 2.5rem; color: var(--navy); margin-bottom: 1rem; }
.cert-card h3 { font-size: .95rem; margin-bottom: .4rem; }
.cert-card p  { font-size: .83rem; }
.leader-card .author-avatar {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--accent-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  font-size: 1.1rem;
  font-weight: 800;
  margin: 0 auto 1rem;
}
.leader-role {
  font-size: .82rem;
  color: var(--navy);
  font-weight: 700;
  margin-bottom: .35rem;
}
.leader-email {
  font-size: .76rem;
  color: var(--mid-gray);
  margin-bottom: .9rem;
}
.leader-desc {
  font-size: .84rem;
  color: var(--dark-gray);
  line-height: 1.7;
  margin: 0;
}

/* ---- JOB CARD ---- */
.job-card {
  background: var(--white);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.5rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  transition: border-color var(--transition);
}
.job-card:hover { border-color: var(--navy); }
.job-title { font-size: 1rem; font-weight: 600; color: var(--charcoal); }
.job-meta  { font-size: .78rem; color: var(--mid-gray); }
.job-badge { background: var(--accent-bg); color: var(--navy); font-size: .72rem; font-weight: 600; padding: .25rem .65rem; border-radius: 20px; }

/* ---- CLIENT LOGO WALL ---- */
.client-logo-wall { display: flex; flex-wrap: wrap; gap: 1rem; align-items: center; }
.client-logo-item {
  flex: 0 0 calc(16.66% - 1rem);
  min-width: 130px;
  background: var(--light-gray);
  border: .5px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70px;
  font-size: .78rem;
  font-weight: 700;
  color: var(--mid-gray);
  text-align: center;
  transition: border-color var(--transition);
}
.client-logo-item:hover { border-color: var(--navy); }

/* ---- SUCCESS MESSAGE ---- */
.alert-success-custom {
  background: #e8f5e9;
  border: .5px solid #a5d6a7;
  color: #1b5e20;
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  font-size: .9rem;
}

/* ---- FOOTER ---- */
.site-footer {
  background: #080e17;
  padding: 5rem 0 0;
  color: rgba(255,255,255,.55);
}
.footer-top { padding-bottom: 4rem; border-bottom: .5px solid rgba(255,255,255,.08); }
.footer-desc { font-size: .83rem; line-height: 1.75; color: rgba(255,255,255,.45); }
.footer-cert { display: inline-flex; }
.cert-badge { background: rgba(255,255,255,.06); border: .5px solid rgba(255,255,255,.12); border-radius: 20px; padding: .35rem .85rem; font-size: .72rem; font-weight: 600; color: rgba(255,255,255,.55); display: inline-flex; align-items: center; }
.social-icon { width: 34px; height: 34px; background: rgba(255,255,255,.07); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.5); font-size: .9rem; transition: background var(--transition), color var(--transition); }
.social-icon:hover { background: var(--navy-mid); color: #fff; }
.footer-heading { font-size: .72rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.35); margin-bottom: 1rem; }
.footer-links li { margin-bottom: .5rem; }
.footer-links a { font-size: .82rem; color: rgba(255,255,255,.5); transition: color var(--transition); }
.footer-links a:hover { color: #fff; }
.footer-office { padding-bottom: .75rem; border-bottom: .5px solid rgba(255,255,255,.06); }
.office-type { font-size: .68rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--navy-light); display: block; margin-bottom: .15rem; }
.office-addr { font-size: .78rem; color: rgba(255,255,255,.4); margin: 0; }
.footer-contact-link { font-size: .82rem; color: rgba(255,255,255,.5); display: inline-flex; align-items: center; margin-bottom: .4rem; transition: color var(--transition); }
.footer-contact-link:hover { color: #fff; }
.footer-divider { border-color: rgba(255,255,255,.08); margin: 0; }
.footer-bottom { padding: 1.5rem 0; }
.footer-copy { font-size: .75rem; color: rgba(255,255,255,.3); }
.footer-bottom-link { font-size: .75rem; color: rgba(255,255,255,.3); transition: color var(--transition); }
.footer-bottom-link:hover { color: rgba(255,255,255,.65); }

/* ---- BACK TO TOP ---- */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 42px;
  height: 42px;
  background: var(--navy);
  color: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition);
  z-index: 999;
}
.back-to-top.show { opacity: 1; transform: translateY(0); }
.back-to-top:hover { background: var(--navy-mid); }

/* ---- UTILITIES ---- */
.text-navy   { color: var(--navy) !important; }
.bg-light-alt { background: var(--light-gray); }
.border-navy { border-color: var(--navy) !important; }

/* ---- HERO (Homepage) ---- */
.hero-section {
  position: relative;
  min-height: 90vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: #0a1929;
}
.hero-bg-img {
  position: absolute;
  inset: 0;
  background: url('../images/site/industrial-site-hero.jpg') center/cover no-repeat;
  opacity: .2;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, rgba(10,25,41,.97) 0%, rgba(10,25,41,.6) 65%, rgba(10,25,41,.2) 100%);
}
.hero-content { position: relative; z-index: 2; padding: 2rem 0; }
.hero-eyebrow { font-size: .7rem; font-weight: 700; letter-spacing: .2em; text-transform: uppercase; color: rgba(255,255,255,.4); display: block; margin-bottom: 1.5rem; }
.hero-section h1 { color: #fff; max-width: 700px; margin-bottom: 1.5rem; }
.hero-section h1 em { font-style: normal; color: rgba(255,255,255,.35); }
.hero-lead { font-size: 1rem; color: rgba(255,255,255,.6); max-width: 480px; line-height: 1.8; margin-bottom: 2.5rem; font-weight: 400; }
.hero-stats { display: flex; gap: 2.5rem; flex-wrap: wrap; margin-top: 3.5rem; padding-top: 2.5rem; border-top: .5px solid rgba(255,255,255,.1); }
.hero-stat-n { font-size: 1.5rem; font-weight: 800; color: #fff; display: block; line-height: 1; }
.hero-stat-l { font-size: .68rem; color: rgba(255,255,255,.4); text-transform: uppercase; letter-spacing: .1em; display: block; margin-top: .2rem; }

/* ---- RESPONSIVE ---- */
@media (max-width: 991.98px) {
  .overview-badge-float { bottom: .5rem; left: .5rem; padding: 1rem 1.25rem; }
  .hero-stats { gap: 1.5rem; }
}
@media (max-width: 767.98px) {
  section { padding: 3.5rem 0; }
  .hero-section { min-height: 80vh; }
  h1 { font-size: clamp(1.75rem, 7vw, 2.5rem); }
  h2 { font-size: clamp(1.4rem, 5vw, 1.85rem); }
  .contact-form-wrap { padding: 1.5rem; }
  .back-to-top { bottom: 1rem; right: 1rem; }
  .footer-top { padding-bottom: 2.5rem; }
  .client-logo-item { flex: 0 0 calc(33.33% - 1rem); }
}
@media (max-width: 575.98px) {
  .hero-stats .hero-stat { min-width: 40%; }
  .client-logo-item { flex: 0 0 calc(50% - 1rem); }
  .topbar { display: none; }
}