/* ============================================================
   DELCRON LIMITED – Main Stylesheet
   Brand: Teal (#2EC9C9) + Navy (#0D1F35) + PFDinDisplayPro
   ============================================================ */

/* --- Fonts ------------------------------------------------- */
@font-face {
  font-family: 'PFDin';
  src: url('../fonts/PFDinDisplayPro-Bold.ttf') format('truetype');
  font-weight: 700;
  font-display: swap;
}
@font-face {
  font-family: 'PFDin';
  src: url('../fonts/PFDinDisplayPro-Reg.ttf') format('truetype');
  font-weight: 400;
  font-display: swap;
}
@font-face {
  font-family: 'PFDin';
  src: url('../fonts/PFDinDisplayPro-Light.ttf') format('truetype');
  font-weight: 300;
  font-display: swap;
}

/* --- Variables --------------------------------------------- */
:root {
  --bg:        #0D1F35;
  --bg-2:      #112540;
  --bg-3:      #1A3055;
  --teal:      #2EC9C9;
  --teal-dark: #22A8A8;
  --navy:      #1E4A7E;
  --white:     #FFFFFF;
  --off-white: #EEF3F7;
  --muted:     #7A9BB5;
  --border:    rgba(46,201,201,0.15);
  --shadow:    0 4px 24px rgba(0,0,0,0.35);
  --radius:    4px;
  --transition: 0.25s ease;
  --container: 1180px;
  --nav-h:     72px;
}

/* --- Reset -------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: 'PFDin', 'Segoe UI', sans-serif;
  font-weight: 400;
  background: var(--bg);
  color: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--white); }
ul { list-style: none; }

/* --- Container --------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* === NAVIGATION ============================================ */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--nav-h);
  background: rgba(13, 31, 53, 0.96);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-logo img {
  height: 38px;
  width: auto;
}
.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.nav-logo-name {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  color: var(--white);
  text-transform: uppercase;
}
.nav-logo-sub {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.62rem;
  letter-spacing: 0.2em;
  color: var(--teal);
  text-transform: uppercase;
}

/* Nav links */
.nav-links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}
.nav-links a {
  font-family: 'PFDin', sans-serif;
  font-weight: 400;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--off-white);
  position: relative;
  padding-bottom: 4px;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 0; height: 2px;
  background: var(--teal);
  transition: width var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}
.nav-links a:hover::after,
.nav-links a.active::after {
  width: 100%;
}
.nav-links .btn-nav {
  background: var(--teal);
  color: var(--bg);
  padding: 8px 22px;
  border-radius: var(--radius);
  font-weight: 700;
  letter-spacing: 0.08em;
}
.nav-links .btn-nav::after { display: none; }
.nav-links .btn-nav:hover {
  background: var(--teal-dark);
  color: var(--white);
}

/* Hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-hamburger span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile menu */
.nav-mobile {
  display: none;
  position: fixed;
  top: var(--nav-h);
  left: 0; right: 0;
  background: var(--bg-2);
  border-bottom: 2px solid var(--teal);
  padding: 24px 28px 32px;
  z-index: 999;
  flex-direction: column;
  gap: 0;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-family: 'PFDin', sans-serif;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--off-white);
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--teal); }

/* === HERO SECTIONS ========================================= */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-h);
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  z-index: 0;
}
.hero-home { background-image: url('../images/banner.png'); }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(13,31,53,0.92) 0%,
    rgba(13,31,53,0.70) 55%,
    rgba(13,31,53,0.35) 100%
  );
  z-index: 1;
}
.hero-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
}
.hero-eyebrow {
  display: inline-block;
  font-family: 'PFDin', sans-serif;
  font-weight: 400;
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 20px;
  padding-left: 2px;
}
.hero h1 {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  line-height: 1.12;
  letter-spacing: 0.02em;
  color: var(--white);
  margin-bottom: 24px;
}
.hero h1 span { color: var(--teal); }
.hero-sub {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--off-white);
  margin-bottom: 40px;
  max-width: 540px;
  opacity: 0.9;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

/* Page hero (inner pages – shorter) */
.page-hero {
  min-height: 40vh;
  padding: calc(var(--nav-h) + 60px) 0 60px;
}
.page-hero .hero-content { max-width: 620px; }
.page-hero h1 { font-size: clamp(1.8rem, 4vw, 3rem); }

/* === BUTTONS =============================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}
.btn-primary {
  background: var(--teal);
  color: var(--bg);
  border-color: var(--teal);
}
.btn-primary:hover {
  background: var(--teal-dark);
  border-color: var(--teal-dark);
  color: var(--white);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(46,201,201,0.3);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover {
  border-color: var(--teal);
  color: var(--teal);
  transform: translateY(-2px);
}

/* === SECTIONS ============================================== */
section {
  padding: 90px 0;
}
.section-dark  { background: var(--bg); }
.section-mid   { background: var(--bg-2); }
.section-light { background: var(--off-white); color: #111; }
.section-light .section-eyebrow { color: var(--teal-dark); }
.section-light .section-title   { color: #0D1F35; }
.section-light .section-lead    { color: #3A5570; }

.section-header { margin-bottom: 56px; }
.section-header.center { text-align: center; }

.section-eyebrow {
  display: inline-block;
  font-family: 'PFDin', sans-serif;
  font-weight: 400;
  font-size: 0.72rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 14px;
}
.section-title {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: clamp(1.6rem, 3.5vw, 2.6rem);
  line-height: 1.18;
  color: var(--white);
  margin-bottom: 18px;
}
.section-lead {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.7;
}
.section-header.center .section-lead { margin: 0 auto; }

/* Divider */
.teal-rule {
  width: 50px;
  height: 3px;
  background: var(--teal);
  margin: 18px 0 0;
  border-radius: 2px;
}
.section-header.center .teal-rule { margin: 18px auto 0; }

/* === CARDS ================================================= */
.card-grid {
  display: grid;
  gap: 24px;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 30px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px;
  height: 0;
  background: var(--teal);
  transition: height 0.35s ease;
}
.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: rgba(46,201,201,0.35);
}
.card:hover::before { height: 100%; }

.card-icon {
  width: 52px;
  height: 52px;
  background: rgba(46,201,201,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 22px;
}
.card-icon svg { width: 26px; height: 26px; stroke: var(--teal); fill: none; stroke-width: 1.8; }
.card h3 {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  color: var(--white);
  margin-bottom: 12px;
  text-transform: uppercase;
}
.card p {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.93rem;
  color: var(--muted);
  line-height: 1.7;
}
.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--teal);
  margin-top: 20px;
}
.card-link svg { width: 14px; height: 14px; stroke: currentColor; fill: none; stroke-width: 2.5; transition: transform var(--transition); }
.card:hover .card-link svg { transform: translateX(4px); }

/* === SECTOR BADGES ========================================= */
.sector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.sector-badge {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px 20px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: all var(--transition);
}
.sector-badge:hover {
  border-color: var(--teal);
  background: rgba(46,201,201,0.06);
}
.sector-badge svg {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  stroke: var(--teal);
  fill: none;
  stroke-width: 1.8;
}
.sector-badge span {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--white);
}

/* === CTA STRIP ============================================= */
.cta-strip {
  background: linear-gradient(100deg, var(--bg-2) 0%, var(--bg-3) 100%);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 80px 0;
  text-align: center;
}
.cta-strip h2 {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  color: var(--white);
  margin-bottom: 14px;
}
.cta-strip p {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  color: var(--muted);
  font-size: 1rem;
  margin-bottom: 36px;
}
.cta-strip .teal-rule { margin: 0 auto 28px; }

/* === IMAGE SECTIONS ======================================== */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: stretch;
  min-height: 480px;
}
.split-image {
  background-size: cover;
  background-position: center;
  min-height: 340px;
}
.split-content {
  padding: 70px 60px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.split-section.reverse .split-image { order: 2; }
.split-section.reverse .split-content { order: 1; padding-left: 0; padding-right: 60px; }

/* === STATS ROW ============================================= */
.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
}
.stat-item {
  background: var(--bg-2);
  padding: 40px 30px;
  text-align: center;
}
.stat-number {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 2.5rem;
  color: var(--teal);
  line-height: 1;
  margin-bottom: 8px;
}
.stat-label {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.78rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}

/* === VALUES / LIST ITEMS =================================== */
.value-list { display: flex; flex-direction: column; gap: 20px; margin-top: 10px; }
.value-item {
  display: flex;
  gap: 18px;
  align-items: flex-start;
}
.value-dot {
  width: 8px;
  height: 8px;
  background: var(--teal);
  border-radius: 50%;
  margin-top: 8px;
  flex-shrink: 0;
}
.value-item h4 {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--white);
  margin-bottom: 6px;
}
.value-item p {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.65;
}

/* === RESPONSIVE GRID HELPERS =============================== */
/* Two-column content + image layouts (index/about pages) */
.content-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items: center;
}

/* Four-image photo strip (home page) */
.photo-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  overflow: hidden;
}
.photo-strip > div {
  height: 220px;
  background-size: cover;
  background-position: center;
}

/* === CONTACT PAGE ========================================== */
.contact-wrap {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 60px;
  align-items: flex-start;
}
.contact-form-wrap { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 48px 44px; }
.contact-info-wrap { padding-top: 8px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-group { margin-bottom: 22px; display: flex; flex-direction: column; gap: 8px; }
.form-group label {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--muted);
}
.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 13px 16px;
  font-family: 'PFDin', sans-serif;
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--white);
  width: 100%;
  outline: none;
  transition: border-color var(--transition);
  -webkit-appearance: none;
}
.form-group select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%232EC9C9' stroke-width='2.5'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 38px;
}
.form-group select option { background: var(--bg-2); color: var(--white); }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(46,201,201,0.12);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: rgba(122,155,181,0.5); }
.form-group textarea { resize: vertical; min-height: 140px; }
.form-group.full { grid-column: 1 / -1; }

.form-submit { margin-top: 8px; }
.form-submit .btn { width: 100%; justify-content: center; }

.form-message {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius);
  font-family: 'PFDin', sans-serif;
  font-size: 0.9rem;
  font-weight: 400;
  margin-bottom: 20px;
}
.form-message.success { background: rgba(46,201,201,0.12); border: 1px solid var(--teal); color: var(--teal); display: block; }
.form-message.error { background: rgba(220,60,60,0.12); border: 1px solid #e05555; color: #e09090; display: block; }

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}
.contact-detail:last-child { border-bottom: none; }
.contact-detail-icon {
  width: 44px;
  height: 44px;
  background: rgba(46,201,201,0.1);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-detail-icon svg { width: 20px; height: 20px; stroke: var(--teal); fill: none; stroke-width: 1.8; }
.contact-detail-body dt {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 4px;
}
.contact-detail-body dd {
  font-family: 'PFDin', sans-serif;
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--white);
}
.contact-detail-body dd a { color: var(--white); }
.contact-detail-body dd a:hover { color: var(--teal); }

/* === FOOTER ================================================ */
.site-footer {
  background: #080E17;
  border-top: 1px solid var(--border);
  padding: 56px 0 32px;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}
.footer-brand { display: flex; flex-direction: column; gap: 16px; }
.footer-logo { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.footer-logo img { height: 36px; }
.footer-logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.footer-logo-name {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--white);
  text-transform: uppercase;
}
.footer-logo-sub {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--teal);
  text-transform: uppercase;
}
.footer-tagline {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.88rem;
  color: var(--muted);
  line-height: 1.6;
  max-width: 300px;
}
.footer-social { display: flex; gap: 12px; margin-top: 4px; }
.footer-social a {
  width: 38px;
  height: 38px;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition);
  color: var(--muted);
}
.footer-social a:hover { background: var(--teal); border-color: var(--teal); color: var(--bg); }
.footer-social a svg { width: 17px; height: 17px; fill: currentColor; }

.footer-col h4 {
  font-family: 'PFDin', sans-serif;
  font-weight: 700;
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 20px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.88rem;
  color: var(--muted);
  transition: color var(--transition);
}
.footer-col ul a:hover { color: var(--white); }
.footer-col address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer-col address a {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.88rem;
  color: var(--muted);
}
.footer-col address a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p {
  font-family: 'PFDin', sans-serif;
  font-weight: 300;
  font-size: 0.78rem;
  color: var(--muted);
}
.footer-bottom p span { color: var(--teal); }

/* === UTILITY =============================================== */
.text-teal   { color: var(--teal); }
.text-muted  { color: var(--muted); }
.mt-sm { margin-top: 16px; }
.mt-md { margin-top: 32px; }
.mt-lg { margin-top: 56px; }
.mb-sm { margin-bottom: 16px; }
.mb-md { margin-bottom: 32px; }
.visually-hidden { position: absolute; width: 1px; height: 1px; clip: rect(0,0,0,0); overflow: hidden; }

/* === ALERTS ================================================ */
.alert {
  padding: 14px 20px;
  border-radius: var(--radius);
  font-family: 'PFDin', sans-serif;
  font-size: 0.9rem;
  border: 1px solid;
  margin-bottom: 24px;
}
.alert-success { background: rgba(46,201,201,0.1); border-color: var(--teal); color: var(--teal); }
.alert-error   { background: rgba(220,80,80,0.1);  border-color: #e05555;    color: #e09090; }

/* === RESPONSIVE ============================================ */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .split-section { grid-template-columns: 1fr; }
  .split-section.reverse .split-image { order: 0; }
  .split-section.reverse .split-content { order: 0; padding-right: 60px; }
  .split-content { padding: 50px 40px; }
  .contact-wrap { grid-template-columns: 1fr; }
  .contact-info-wrap { order: -1; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  /* Mobile hero image swap – triggers on all phones and portrait tablets */
  .hero-home {
    background-image: url('../images/hero-mobile.jpg') !important;
    background-position: center top !important;
  }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  section { padding: 64px 0; }
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .sector-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-row { grid-template-columns: repeat(2, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 32px 24px; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .hero h1 { font-size: clamp(1.9rem, 7vw, 2.8rem); }
  .split-content { padding: 40px 28px; }
  .page-hero { min-height: 30vh; }
  /* Responsive grid helpers */
  .content-split { grid-template-columns: 1fr; gap: 36px; }
  .photo-strip { grid-template-columns: repeat(2, 1fr); }
  .photo-strip > div { height: 180px; }
}

@media (max-width: 480px) {
  .container { padding: 0 20px; }
  .sector-grid { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; justify-content: center; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .photo-strip > div { height: 140px; }
}