:root {
    --navy: #0d1b3e;
    --royal: #1a3a8f;
    --bright-blue: #1e5adc;
    --sky: #2e7cf6;
    --light-blue: #4f9eff;
    --steel: #a8c4f0;
    --white: #ffffff;
    --off-white: #f4f6fb;
    --light-gray: #e8ecf4;
    --mid-gray: #8a97b0;
    --dark-text: #0a1628;
    --accent-gold: #e8b84b;
    --section-pad: 90px 0;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; }

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Barlow', sans-serif;
    background: var(--white);
    color: var(--dark-text);
    overflow-x: hidden;
    padding-top: 72px;
  }

  /* ── NAVBAR ── */
  nav {
    position: fixed; top: 0; width: 100%; z-index: 1000;
    background: rgba(13,27,62,0.97);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(78,154,255,0.18);
    padding: 0 5%;
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
  }
  .nav-logo {
    display: flex; align-items: center; gap: 12px;
    text-decoration: none;
  }
  .nav-logo-icon {
    width: 44px; height: 44px;
    border-radius: 8px;
    overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
    background: white;
  }
  .nav-logo-icon img {
    width: 100%; height: 100%; object-fit: cover; display: block;
  }
  .nav-logo-text { line-height: 1.1; }
  .nav-logo-text .brand { font-family: 'Barlow Condensed', sans-serif; font-weight: 800; font-size: 20px; color: white; letter-spacing: 1px; }
  .nav-logo-text .sub { font-size: 10px; color: var(--steel); letter-spacing: 1.5px; text-transform: uppercase; }
  .nav-logo-text .nav-rc { font-size: 9px; color: rgba(255,255,255,0.45); letter-spacing: 1px; margin-top: 2px; }
  .nav-links { display: flex; gap: 32px; list-style: none; }
  .nav-links a { color: rgba(255,255,255,0.82); text-decoration: none; font-size: 13px; font-weight: 500; letter-spacing: 0.5px; text-transform: uppercase; transition: color 0.2s; }
  .nav-links a:hover { color: var(--light-blue); }
  .nav-cta {
    background: linear-gradient(135deg, var(--bright-blue), var(--sky));
    color: white; padding: 10px 24px; border-radius: 4px;
    font-size: 13px; font-weight: 600; text-decoration: none;
    letter-spacing: 0.5px; text-transform: uppercase;
    transition: all 0.25s; box-shadow: 0 4px 16px rgba(30,90,220,0.4);
  }
  .nav-cta:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(30,90,220,0.55); }

  /* ── HERO ── */
  section { scroll-margin-top: 92px; }
  .hero {
    min-height: 100vh;
    background:
      linear-gradient(160deg, rgba(13,27,62,0.93) 0%, rgba(26,58,143,0.82) 45%, rgba(10,22,40,0.95) 100%),
      url('../images/hero-bg.jpg.png') center/cover no-repeat;
    display: flex; flex-direction: column; justify-content: center;
    padding: 50px 6% 220px;
    position: relative; overflow: hidden;
  }
  .hero::before {
    content: '';
    position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%231e5adc' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
  }
  .hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(30,90,220,0.25); border: 1px solid rgba(79,158,255,0.4);
    color: var(--light-blue); font-size: 12px; font-weight: 600;
    padding: 6px 16px; border-radius: 50px; width: fit-content;
    letter-spacing: 2px; text-transform: uppercase; margin-bottom: 28px;
    animation: fadeUp 0.7s ease both;
  }
  .hero-badge::before { content: '●'; font-size: 8px; animation: pulse 1.5s infinite; }
  @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
  .hero h1 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(52px, 7vw, 96px);
    font-weight: 900; line-height: 0.95;
    color: white; text-transform: uppercase; letter-spacing: -1px;
    margin-bottom: 24px;
    animation: fadeUp 0.8s 0.15s ease both;
  }
  .hero h1 span { color: var(--light-blue); }
  .hero p {
    font-size: clamp(15px, 1.8vw, 18px); color: rgba(255,255,255,0.75);
    max-width: 580px; line-height: 1.7; margin-bottom: 44px; font-weight: 300;
    animation: fadeUp 0.8s 0.3s ease both;
  }
  .hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; margin-bottom: 30px; animation: fadeUp 0.8s 0.45s ease both; }
  .btn-primary {
    background: linear-gradient(135deg, var(--bright-blue), var(--sky));
    color: white; padding: 16px 36px; border-radius: 4px;
    font-family: 'Barlow Condensed', sans-serif; font-size: 16px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1.5px; text-decoration: none;
    box-shadow: 0 8px 30px rgba(30,90,220,0.45); transition: all 0.25s;
    display: inline-flex; align-items: center; gap: 8px;
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 12px 40px rgba(30,90,220,0.6); }
  .btn-secondary {
    background: transparent; color: white;
    border: 2px solid rgba(255,255,255,0.45);
    padding: 16px 36px; border-radius: 4px;
    font-family: 'Barlow Condensed', sans-serif; font-size: 16px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1.5px; text-decoration: none;
    transition: all 0.25s; display: inline-flex; align-items: center; gap: 8px;
  }
  .btn-secondary:hover { border-color: white; background: rgba(255,255,255,0.08); }
  .hero-stats {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: rgba(13,27,62,0.9);
    border-top: 1px solid rgba(78,154,255,0.2);
    display: flex; justify-content: center; gap: 0;
    animation: fadeUp 0.8s 0.6s ease both;
  }
  .hero-stat {
    padding: 24px 60px; text-align: center;
    border-right: 1px solid rgba(78,154,255,0.15);
    flex: 1; max-width: 220px;
  }
  .hero-stat:last-child { border-right: none; }
  .hero-stat .num {
    font-family: 'Barlow Condensed', sans-serif; font-size: 36px;
    font-weight: 800; color: var(--light-blue); display: block;
  }
  .hero-stat .label { font-size: 12px; color: rgba(255,255,255,0.55); letter-spacing: 1px; text-transform: uppercase; }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ── PAGE BANNER (inner pages) ── */
  .page-banner {
    min-height: 320px;
    background:
      linear-gradient(160deg, rgba(13,27,62,0.93) 0%, rgba(26,58,143,0.82) 45%, rgba(10,22,40,0.95) 100%),
      url('../images/hero-bg.jpg.png') center/cover no-repeat;
    display: flex; align-items: center; justify-content: center;
    padding: 120px 6% 72px;
    position: relative; overflow: hidden;
    text-align: center;
  }
  .page-banner::before {
    content: '';
    position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%231e5adc' fill-opacity='0.06'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
  }
  .page-banner-inner { position: relative; max-width: 720px; }
  .page-banner-label {
    display: inline-block;
    font-size: 12px; font-weight: 700; letter-spacing: 3px;
    text-transform: uppercase; color: var(--light-blue);
    margin-bottom: 16px;
  }
  .page-banner h1 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 900; line-height: 1;
    color: white; text-transform: uppercase; letter-spacing: -1px;
    margin-bottom: 16px;
  }
  .page-banner p {
    font-size: clamp(15px, 1.8vw, 18px);
    color: rgba(255,255,255,0.75);
    line-height: 1.7; font-weight: 300;
    max-width: 560px; margin: 0 auto;
  }

  /* ── HOME QUICK LINKS ── */
  .home-links {
    background: var(--off-white);
    padding: 80px 6%;
  }
  .home-links-header { margin-bottom: 48px; }
  .home-links-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    gap: 20px;
  }
  .home-link-card {
    background: white;
    border-radius: 8px;
    padding: 32px 28px;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 4px 24px rgba(13,27,62,0.08);
    border: 1px solid rgba(13,27,62,0.06);
    transition: transform 0.25s, box-shadow 0.25s;
    display: flex; flex-direction: column; gap: 10px;
  }
  .home-link-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(13,27,62,0.14);
  }
  .home-link-icon { font-size: 32px; }
  .home-link-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 22px; font-weight: 800;
    color: var(--navy); text-transform: uppercase;
  }
  .home-link-desc { font-size: 14px; color: #4a5568; line-height: 1.6; flex: 1; }
  .home-link-arrow {
    font-size: 13px; font-weight: 700; color: var(--bright-blue);
    text-transform: uppercase; letter-spacing: 0.5px; margin-top: 8px;
  }

  /* ── CONTACT PAGE ── */
  .contact-page {
    background: var(--off-white);
    padding: 80px 6%;
  }
  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: start;
  }
  .contact-details { display: flex; flex-direction: column; gap: 24px; margin-top: 32px; }
  .contact-detail-item {
    display: flex; gap: 16px; align-items: flex-start;
  }
  .contact-detail-icon { font-size: 22px; flex-shrink: 0; margin-top: 2px; }
  .contact-detail-label {
    font-size: 11px; font-weight: 700; letter-spacing: 2px;
    text-transform: uppercase; color: var(--bright-blue); margin-bottom: 4px;
  }
  .contact-detail-value { font-size: 15px; color: var(--dark-text); line-height: 1.6; }
  .contact-detail-value a { color: var(--navy); text-decoration: none; font-weight: 500; }
  .contact-detail-value a:hover { color: var(--bright-blue); }
  .contact-hours {
    margin-top: 32px; padding-top: 24px;
    border-top: 1px solid rgba(13,27,62,0.1);
  }
  .contact-form-panel {
    background: white;
    border-radius: 8px;
    padding: 40px;
    box-shadow: 0 8px 40px rgba(13,27,62,0.1);
  }
  .contact-form h3 {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: 28px; font-weight: 800;
    color: var(--navy); text-transform: uppercase;
    margin-bottom: 28px;
  }
  .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
  .form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
  .form-group label {
    font-size: 12px; font-weight: 700; letter-spacing: 1px;
    text-transform: uppercase; color: var(--navy);
  }
  .form-group input,
  .form-group select,
  .form-group textarea {
    padding: 12px 16px;
    border: 1px solid rgba(13,27,62,0.15);
    border-radius: 4px;
    font-family: 'Barlow', sans-serif;
    font-size: 15px; color: var(--dark-text);
    background: var(--off-white);
    transition: border-color 0.2s;
  }
  .form-group input:focus,
  .form-group select:focus,
  .form-group textarea:focus {
    outline: none;
    border-color: var(--bright-blue);
    background: white;
  }
  .contact-form .btn-primary { border: none; cursor: pointer; width: 100%; justify-content: center; }

  /* ── ABOUT PAGE ── */
  .about-intro {
    background: var(--off-white);
    padding: 64px 6% 48px;
  }
  .about-grid-section {
    background: var(--off-white);
    padding: 0 6% 64px;
  }
  .about-grid-section-alt { background: white; padding-top: 64px; padding-bottom: 64px; }
  .about-columns {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px 64px;
    max-width: 1100px;
    margin: 0 auto;
  }
  .about-block {
    background: white;
    border-radius: 8px;
    padding: 36px 32px;
    box-shadow: 0 4px 24px rgba(13,27,62,0.06);
    border: 1px solid rgba(13,27,62,0.06);
  }
  .about-grid-section-alt .about-block {
    background: var(--off-white);
  }
  .about-details {
    background: var(--navy);
    padding: 80px 6%;
  }
  .about-details-card {
    max-width: 720px;
    margin: 0 auto;
    background: rgba(255,255,255,0.04);
    border: 1px solid rgba(78,154,255,0.2);
    border-radius: 8px;
    padding: 48px 40px;
  }
  .about-details-card .section-label { color: var(--light-blue); }
  .about-details-card .section-title { color: white; }
  .company-details-list { margin-top: 28px; display: flex; flex-direction: column; gap: 18px; }
  .company-detail-row {
    display: grid;
    grid-template-columns: 120px 1fr;
    gap: 16px;
    align-items: start;
    padding-bottom: 18px;
    border-bottom: 1px solid rgba(78,154,255,0.12);
  }
  .company-detail-row:last-child { border-bottom: none; padding-bottom: 0; }
  .company-detail-row dt {
    font-size: 11px; font-weight: 700; letter-spacing: 2px;
    text-transform: uppercase; color: var(--light-blue);
  }
  .company-detail-row dd {
    font-size: 15px; color: rgba(255,255,255,0.85); line-height: 1.6; margin: 0;
  }
  .company-detail-row dd a { color: white; text-decoration: none; }
  .company-detail-row dd a:hover { color: var(--light-blue); }

  /* ── NAV ACTIVE STATE ── */
  .nav-links a.active { color: var(--light-blue); }
  .mobile-menu a.active { color: var(--light-blue); }

  .overview {
    background: var(--off-white);
    padding: 80px 6%;
    display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  }
  .overview-img {
    position: relative; border-radius: 8px; overflow: hidden;
    box-shadow: 0 30px 80px rgba(13,27,62,0.18);
    aspect-ratio: 4/3;
  }
  .overview-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .overview-img::after {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0; height: 40%;
    background: linear-gradient(0deg, rgba(13,27,62,0.6), transparent);
  }
  .badge-chip {
    position: absolute; bottom: 20px; left: 20px; z-index: 2;
    background: var(--bright-blue); color: white;
    padding: 8px 18px; border-radius: 4px;
    font-family: 'Barlow Condensed', sans-serif; font-weight: 700;
    font-size: 14px; letter-spacing: 1px; text-transform: uppercase;
  }
  .section-label {
    font-size: 12px; font-weight: 700; letter-spacing: 3px;
    text-transform: uppercase; color: var(--bright-blue);
    margin-bottom: 12px;
  }
  .section-title {
    font-family: 'Barlow Condensed', sans-serif;
    font-size: clamp(32px, 4vw, 52px); font-weight: 800;
    line-height: 1.05; color: var(--navy); text-transform: uppercase;
    margin-bottom: 20px; letter-spacing: -0.5px;
  }
  .section-body { font-size: 16px; line-height: 1.75; color: #4a5568; margin-bottom: 28px; font-weight: 300; }
  .overview-points { list-style: none; display: flex; flex-direction: column; gap: 12px; }
  .overview-points li {
    display: flex; align-items: center; gap: 12px;
    font-size: 15px; font-weight: 500; color: var(--dark-text);
  }
  .overview-points li::before {
    content: '';
    width: 20px; height: 20px; flex-shrink: 0; border-radius: 50%;
    background: linear-gradient(135deg, var(--bright-blue), var(--sky));
    display: flex; align-items: center; justify-content: center;
    font-size: 10px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='white'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
    background-size: 60%; background-repeat: no-repeat; background-position: center;
  }

  /* ── SERVICES ── */
  .services {
    padding: var(--section-pad);
    padding-left: 6%; padding-right: 6%;
    background: var(--navy);
    position: relative; overflow: hidden;
  }
  .services::before {
    content: '';
    position: absolute; top: -100px; right: -100px;
    width: 500px; height: 500px; border-radius: 50%;
    background: radial-gradient(circle, rgba(30,90,220,0.12) 0%, transparent 70%);
    pointer-events: none;
  }
  .services-header { text-align: center; margin-bottom: 60px; }
  .services-header .section-label { color: var(--light-blue); }
  .services-header .section-title { color: white; }
  .services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
  }
  .service-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(78,154,255,0.15);
    border-radius: 8px; padding: 32px 28px;
    transition: all 0.3s; cursor: pointer;
    position: relative; overflow: hidden;
    group: true;
  }
  .service-card::before {
    content: '';
    position: absolute; bottom: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--bright-blue), var(--sky));
    transform: scaleX(0); transform-origin: left;
    transition: transform 0.3s;
  }
  .service-card:hover { background: rgba(30,90,220,0.12); border-color: rgba(78,154,255,0.35); transform: translateY(-4px); }
  .service-card:hover::before { transform: scaleX(1); }
  .svc-icon {
    width: 52px; height: 52px; border-radius: 10px;
    background: linear-gradient(135deg, rgba(30,90,220,0.3), rgba(46,124,246,0.2));
    display: flex; align-items: center; justify-content: center;
    font-size: 24px; margin-bottom: 20px;
    border: 1px solid rgba(78,154,255,0.25);
  }
  .svc-title { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 20px; color: white; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 10px; }
  .svc-desc { font-size: 14px; line-height: 1.65; color: rgba(255,255,255,0.55); font-weight: 300; }

  /* ── MATERIALS ── */
  .materials {
    padding: var(--section-pad);
    padding-left: 6%; padding-right: 6%;
    background: var(--off-white);
  }
  .materials-header { text-align: center; margin-bottom: 56px; }
  .materials-grid {
    display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px;
  }
  .mat-card {
    background: white; border-radius: 8px; overflow: hidden;
    box-shadow: 0 4px 24px rgba(13,27,62,0.08);
    transition: all 0.3s; cursor: pointer;
  }
  .mat-card:hover { transform: translateY(-6px); box-shadow: 0 16px 48px rgba(13,27,62,0.16); }
  .mat-img {
    height: 180px; overflow: hidden; position: relative;
  }
  .mat-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; display: block; }
  .mat-card:hover .mat-img img { transform: scale(1.06); }
  .mat-label {
    padding: 16px 20px;
    display: flex; align-items: center; justify-content: space-between;
  }
  .mat-name { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 17px; text-transform: uppercase; letter-spacing: 0.5px; color: var(--navy); }
  .mat-arrow {
    width: 28px; height: 28px; border-radius: 50%;
    background: linear-gradient(135deg, var(--bright-blue), var(--sky));
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 13px;
  }

  /* ── WHY CHOOSE ── */
  .why {
    padding: var(--section-pad);
    padding-left: 6%; padding-right: 6%;
    background: white;
    display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
  }
  .why-visual {
    position: relative;
  }
  .why-main-img {
    border-radius: 8px; overflow: hidden;
    box-shadow: 0 24px 64px rgba(13,27,62,0.15);
    aspect-ratio: 4/3;
  }
  .why-main-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .why-overlay-card {
    position: absolute; bottom: -24px; right: -24px;
    background: var(--navy); border-radius: 8px;
    padding: 24px 28px; box-shadow: 0 16px 48px rgba(13,27,62,0.3);
    min-width: 200px;
  }
  .why-overlay-num { font-family: 'Barlow Condensed', sans-serif; font-size: 52px; font-weight: 900; color: var(--light-blue); line-height: 1; }
  .why-overlay-text { font-size: 13px; color: rgba(255,255,255,0.65); text-transform: uppercase; letter-spacing: 1px; margin-top: 4px; }
  .reasons-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 32px; }
  .reason-item { display: flex; gap: 16px; align-items: flex-start; }
  .reason-icon {
    width: 44px; height: 44px; flex-shrink: 0; border-radius: 8px;
    background: linear-gradient(135deg, var(--royal), var(--bright-blue));
    display: flex; align-items: center; justify-content: center; font-size: 20px;
  }
  .reason-title { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 17px; text-transform: uppercase; color: var(--navy); margin-bottom: 4px; }
  .reason-desc { font-size: 13px; line-height: 1.6; color: #6b7a94; }

  /* ── PROJECTS ── */
  .projects {
    padding: var(--section-pad);
    padding-left: 6%; padding-right: 6%;
    background: var(--navy);
  }
  .projects-header { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: 48px; }
  .view-all-link { color: var(--light-blue); font-size: 14px; font-weight: 600; text-decoration: none; letter-spacing: 0.5px; border-bottom: 1px solid rgba(79,158,255,0.4); padding-bottom: 2px; }
  .projects-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; grid-template-rows: auto auto; gap: 16px; }
  .proj-card {
    position: relative; border-radius: 8px; overflow: hidden;
    cursor: pointer; aspect-ratio: 4/3;
  }
  .proj-card.large { grid-row: span 2; aspect-ratio: auto; min-height: 420px; }
  .proj-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; display: block; }
  .proj-card:hover img { transform: scale(1.05); }
  .proj-overlay {
    position: absolute; inset: 0;
    background: linear-gradient(0deg, rgba(13,27,62,0.85) 0%, rgba(13,27,62,0.1) 55%, transparent 100%);
    display: flex; flex-direction: column; justify-content: flex-end;
    padding: 24px;
  }
  .proj-cat { font-size: 11px; color: var(--light-blue); text-transform: uppercase; letter-spacing: 2px; font-weight: 600; margin-bottom: 6px; }
  .proj-title { font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 20px; color: white; text-transform: uppercase; }

  /* ── HOME PROJECTS CAROUSEL ── */
  .home-projects {
    padding: var(--section-pad);
    padding-left: 6%; padding-right: 6%;
    background: var(--navy);
  }
  .projects-carousel {
    position: relative;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 52px 40px;
  }
  .carousel-viewport { overflow: hidden; width: 100%; }
  .carousel-track {
    display: flex;
    gap: 16px;
    transition: transform 0.45s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
  }
  .carousel-slide { flex-shrink: 0; min-width: 0; }
  .home-projects .proj-card {
    aspect-ratio: auto;
    min-height: 300px;
    height: 100%;
  }
  .carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 2;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid rgba(79,158,255,0.45);
    background: rgba(13,27,62,0.92);
    color: white;
    font-size: 28px;
    line-height: 1;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.2s, border-color 0.2s, transform 0.2s;
    padding-bottom: 2px;
  }
  .carousel-btn:hover {
    background: var(--bright-blue);
    border-color: var(--light-blue);
    transform: translateY(-50%) scale(1.05);
  }
  .carousel-prev { left: 0; }
  .carousel-next { right: 0; padding-left: 3px; }
  .carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 28px;
  }
  .carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    border: none;
    padding: 0;
    background: rgba(255,255,255,0.25);
    cursor: pointer;
    transition: background 0.25s, transform 0.25s;
  }
  .carousel-dot.active {
    background: var(--light-blue);
    transform: scale(1.15);
  }
  .carousel-dot:hover { background: rgba(79,158,255,0.7); }

  /* ── TESTIMONIALS ── */
  .testimonials {
    padding: var(--section-pad);
    padding-left: 6%; padding-right: 6%;
    background: var(--off-white);
  }
  .testimonials-header { text-align: center; margin-bottom: 52px; }
  .testi-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
  .testi-card {
    background: white; border-radius: 8px; padding: 36px 32px;
    box-shadow: 0 4px 24px rgba(13,27,62,0.07);
    border-top: 4px solid transparent;
    transition: all 0.3s; position: relative;
  }
  .testi-card:hover { border-top-color: var(--bright-blue); transform: translateY(-4px); box-shadow: 0 16px 48px rgba(13,27,62,0.12); }
  .testi-quote {
    font-size: 48px; color: var(--light-blue); line-height: 1;
    font-family: Georgia, serif; margin-bottom: 16px; opacity: 0.6;
  }
  .testi-text { font-size: 15px; line-height: 1.75; color: #4a5568; font-weight: 300; margin-bottom: 24px; font-style: italic; }
  .testi-author { display: flex; align-items: center; gap: 12px; }
  .testi-avatar {
    width: 44px; height: 44px; border-radius: 50%;
    background: linear-gradient(135deg, var(--royal), var(--bright-blue));
    display: flex; align-items: center; justify-content: center;
    font-family: 'Barlow Condensed', sans-serif; font-weight: 700;
    font-size: 18px; color: white;
  }
  .testi-name { font-weight: 700; font-size: 15px; color: var(--navy); }
  .testi-role { font-size: 12px; color: var(--mid-gray); }
  .stars { color: var(--accent-gold); font-size: 13px; margin-bottom: 16px; }

  /* ── CTA ── */
  .cta {
    background: linear-gradient(135deg, var(--navy) 0%, var(--royal) 50%, var(--bright-blue) 100%);
    padding: 100px 6%; text-align: center; position: relative; overflow: hidden;
  }
  .cta::before {
    content: ''; position: absolute; inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none'%3E%3Ccircle cx='40' cy='40' r='35' stroke='rgba(255,255,255,0.04)' stroke-width='2'/%3E%3C/g%3E%3C/svg%3E") center/80px;
    pointer-events: none;
  }
  .cta h2 {
    font-family: 'Barlow Condensed', sans-serif; font-size: clamp(36px, 5vw, 64px);
    font-weight: 900; color: white; text-transform: uppercase;
    letter-spacing: -0.5px; margin-bottom: 20px; position: relative;
  }
  .cta p { font-size: 18px; color: rgba(255,255,255,0.7); max-width: 560px; margin: 0 auto 44px; line-height: 1.6; font-weight: 300; position: relative; }
  .cta-buttons { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; position: relative; }
  .btn-white {
    background: white; color: var(--navy);
    padding: 18px 40px; border-radius: 4px;
    font-family: 'Barlow Condensed', sans-serif; font-size: 17px; font-weight: 800;
    text-transform: uppercase; letter-spacing: 1.5px; text-decoration: none;
    box-shadow: 0 8px 30px rgba(0,0,0,0.2); transition: all 0.25s;
  }
  .btn-white:hover { transform: translateY(-2px); box-shadow: 0 14px 40px rgba(0,0,0,0.3); }
  .btn-ghost {
    background: transparent; color: white;
    border: 2px solid rgba(255,255,255,0.5);
    padding: 18px 40px; border-radius: 4px;
    font-family: 'Barlow Condensed', sans-serif; font-size: 17px; font-weight: 800;
    text-transform: uppercase; letter-spacing: 1.5px; text-decoration: none;
    transition: all 0.25s;
  }
  .btn-ghost:hover { border-color: white; background: rgba(255,255,255,0.1); }

  /* ── FOOTER ── */
  footer {
    background: #060d1f;
    color: rgba(255,255,255,0.65);
    padding: 72px 6% 32px;
  }
  .footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr; gap: 48px; margin-bottom: 56px; }
  .footer-brand { display: flex; flex-direction: column; gap: 16px; }
  .footer-logo-img { width: 44px; height: 44px; border-radius: 8px; overflow: hidden; }
  .footer-logo-img img { width: 100%; height: 100%; object-fit: cover; display: block; }
  .footer-logo-text { font-family: 'Barlow Condensed', sans-serif; font-weight: 900; font-size: 28px; color: white; letter-spacing: 1px; margin-bottom: 4px; }
  .footer-logo-sub { font-size: 12px; color: var(--mid-gray); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 20px; }
  .footer-tagline { font-size: 15px; color: rgba(255,255,255,0.5); line-height: 1.7; font-style: italic; margin-bottom: 28px; font-weight: 300; }
  .social-links { display: flex; gap: 10px; }
  .social-link {
    width: 36px; height: 36px; border-radius: 6px;
    background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.1);
    display: flex; align-items: center; justify-content: center;
    color: rgba(255,255,255,0.6); font-size: 14px; text-decoration: none;
    transition: all 0.2s;
  }
  .social-link:hover { background: var(--bright-blue); border-color: var(--bright-blue); color: white; }
  .footer-col h4 {
    font-family: 'Barlow Condensed', sans-serif; font-weight: 700; font-size: 16px;
    text-transform: uppercase; letter-spacing: 2px; color: white; margin-bottom: 20px;
    padding-bottom: 10px; border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
  .footer-col ul li a { color: rgba(255,255,255,0.55); text-decoration: none; font-size: 14px; transition: color 0.2s; }
  .footer-col ul li a:hover { color: var(--light-blue); }
  .contact-item { display: flex; gap: 12px; margin-bottom: 14px; align-items: flex-start; }
  .contact-icon { font-size: 16px; margin-top: 1px; flex-shrink: 0; color: var(--light-blue); }
  .contact-info { font-size: 14px; line-height: 1.5; color: rgba(255,255,255,0.55); }
  .contact-info a { color: rgba(255,255,255,0.55); text-decoration: none; }
  .contact-info a:hover { color: var(--light-blue); }
  .footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.07);
    padding-top: 24px; display: flex; justify-content: space-between;
    align-items: center; font-size: 13px;
  }
  .footer-bottom-copy { display: flex; flex-direction: column; gap: 4px; }
  .footer-rc { font-size: 12px; color: rgba(255,255,255,0.45); letter-spacing: 0.5px; }
  .footer-bottom a { color: rgba(255,255,255,0.45); text-decoration: none; }
  .whatsapp-fab {
    position: fixed; bottom: 28px; right: 28px; z-index: 999;
    width: 56px; height: 56px; border-radius: 50%;
    background: #25D366; color: white;
    display: flex; align-items: center; justify-content: center; font-size: 26px;
    box-shadow: 0 4px 20px rgba(37,211,102,0.5); text-decoration: none;
    transition: all 0.25s;
  }
  .whatsapp-fab:hover { transform: scale(1.1); box-shadow: 0 8px 30px rgba(37,211,102,0.65); }

  /* ── SECTION DIVIDER ── */
  .divider-line {
    width: 60px; height: 4px;
    background: linear-gradient(90deg, var(--bright-blue), var(--sky));
    border-radius: 2px; margin: 16px 0 24px;
  }
  .center .divider-line { margin-left: auto; margin-right: auto; }
  .center { text-align: center; }

  /* ── HAMBURGER MENU ── */
  .hamburger {
    display: none; flex-direction: column; gap: 5px;
    cursor: pointer; padding: 6px; background: none; border: none;
  }
  .hamburger span {
    display: block; width: 24px; height: 2px;
    background: white; border-radius: 2px;
    transition: all 0.3s;
  }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .mobile-menu {
    display: none; position: fixed; top: 72px; left: 0; right: 0;
    background: rgba(13,27,62,0.99); z-index: 999;
    flex-direction: column; padding: 24px 6%;
    border-bottom: 1px solid rgba(78,154,255,0.2);
    backdrop-filter: blur(12px);
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a {
    color: rgba(255,255,255,0.85); text-decoration: none; font-size: 16px;
    font-weight: 600; letter-spacing: 0.5px; text-transform: uppercase;
    padding: 14px 0; border-bottom: 1px solid rgba(255,255,255,0.08);
    transition: color 0.2s;
  }
  .mobile-menu a:hover { color: var(--light-blue); }
  .mobile-menu .mobile-cta {
    margin-top: 16px; background: linear-gradient(135deg, var(--bright-blue), var(--sky));
    color: white; padding: 14px; border-radius: 4px; text-align: center;
    font-weight: 700; border-bottom: none;
  }

  /* ── TABLET: 768px – 1024px ── */
  @media (max-width: 1024px) {
    .nav-links, .nav-cta { display: none; }
    .hamburger { display: flex; }

    .hero { padding: 110px 5% 100px; }
    .hero-stats { flex-wrap: wrap; }
    .hero-stat { min-width: 45%; border-right: none; border-bottom: 1px solid rgba(78,154,255,0.15); }
    .hero-stat:nth-child(2n) { border-right: none; }

    .overview { grid-template-columns: 1fr; gap: 40px; padding: 64px 5%; }
    .overview-img { max-height: 380px; }

    .page-banner { min-height: 260px; padding: 100px 5% 56px; }

    .home-links { padding: 64px 5%; }
    .home-links-grid { grid-template-columns: repeat(2, 1fr); }

    .home-projects { padding: 64px 5%; }
    .projects-carousel { padding: 0 44px 36px; }

    .contact-grid { grid-template-columns: 1fr; gap: 40px; }
    .form-row { grid-template-columns: 1fr; }

    .services-grid { grid-template-columns: repeat(2, 1fr); }

    .materials-grid { grid-template-columns: repeat(2, 1fr); }

    .why { grid-template-columns: 1fr; gap: 48px; padding: 64px 5%; }
    .why-overlay-card { right: 0; bottom: -16px; }

    .projects-grid {
      grid-template-columns: 1fr 1fr;
      grid-template-rows: auto;
    }
    .proj-card.large { grid-row: span 1; min-height: 260px; grid-column: span 2; }

    .testi-grid { grid-template-columns: 1fr; gap: 20px; max-width: 600px; margin: 0 auto; }

    .footer-grid { grid-template-columns: 1fr 1fr; gap: 36px; }
    .footer-brand { grid-column: span 2; }
    .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  }

  /* ── MOBILE: up to 767px ── */
  @media (max-width: 767px) {
    body { padding-top: 64px; }
    :root { --section-pad: 60px 0; }

    nav { padding: 0 4%; height: 64px; }
    .nav-logo-text .brand { font-size: 17px; }
    .nav-logo-text .sub { display: none; }
    .mobile-menu { top: 64px; }

    .hero {
      padding: 24px 4% 110px;
      min-height: 100svh;
      text-align: center;
      align-items: center;
    }
    .hero-badge { margin-left: auto; margin-right: auto; margin-bottom: 18px; }
    .hero p { max-width: 100%; }
    .hero-buttons { justify-content: center; }
    .btn-primary, .btn-secondary { padding: 14px 24px; font-size: 14px; }
    .hero-stats { position: static; margin-top: 40px; border-top: 1px solid rgba(78,154,255,0.2); }
    .hero-stat { min-width: 50%; padding: 16px 10px; }
    .hero-stat .num { font-size: 28px; }

    .overview { padding: 52px 4%; gap: 32px; }
    .overview-img { max-height: 260px; }
    .section-title { font-size: clamp(28px, 7vw, 44px); }

    .page-banner { min-height: 220px; padding: 88px 4% 48px; }

    .home-links { padding: 60px 4%; }
    .home-links-grid { grid-template-columns: 1fr; }

    .home-projects { padding: 60px 4%; }
    .projects-carousel { padding: 0 40px 32px; }
    .carousel-btn { width: 36px; height: 36px; font-size: 22px; }
    .home-projects .proj-card { min-height: 260px; }

    .contact-page { padding: 60px 4%; }
    .contact-form-panel { padding: 28px 22px; }

    .about-intro { padding: 52px 4% 36px; }
    .about-grid-section { padding: 0 4% 52px; }
    .about-grid-section-alt { padding: 52px 4%; }
    .about-columns { grid-template-columns: 1fr; gap: 24px; }
    .about-block { padding: 28px 22px; }
    .about-details { padding: 60px 4%; }
    .about-details-card { padding: 32px 22px; }
    .company-detail-row { grid-template-columns: 1fr; gap: 6px; }

    .services { padding: 60px 4%; }
    .services-grid { grid-template-columns: 1fr; gap: 16px; }
    .service-card { padding: 24px 20px; }

    .materials { padding: 60px 4%; }
    .materials-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
    .mat-img { height: 130px; }
    .mat-name { font-size: 14px; }

    .why { padding: 60px 4%; gap: 36px; }
    .why-overlay-card { position: relative; right: auto; bottom: auto; margin-top: 16px; display: inline-block; }
    .reasons-grid { grid-template-columns: 1fr; gap: 20px; }

    .projects { padding: 60px 4%; }
    .projects-header { flex-direction: column; align-items: flex-start; gap: 12px; }
    .projects-grid { grid-template-columns: 1fr; }
    .proj-card.large { grid-column: span 1; min-height: 240px; }
    .proj-card { min-height: 200px; }

    .testimonials { padding: 60px 4%; }
    .testi-grid { grid-template-columns: 1fr; }
    .testi-card { padding: 28px 22px; }

    .cta { padding: 72px 4%; }
    .cta h2 { font-size: clamp(30px, 8vw, 48px); }
    .cta p { font-size: 15px; }
    .cta-buttons { flex-direction: column; align-items: center; }
    .btn-white, .btn-ghost { width: 100%; max-width: 320px; text-align: center; padding: 16px; }

    footer { padding: 52px 4% 24px; }
    .footer-grid { grid-template-columns: 1fr; gap: 32px; }
    .footer-brand { grid-column: span 1; }
    .footer-bottom { flex-direction: column; gap: 10px; text-align: center; font-size: 12px; }
    .footer-bottom div { flex-direction: column; gap: 8px; }

    .whatsapp-fab { bottom: 20px; right: 16px; width: 50px; height: 50px; font-size: 22px; }
  }

  /* ── SMALL MOBILE: up to 400px ── */
  @media (max-width: 400px) {
    .materials-grid { grid-template-columns: 1fr; }
    .hero-stat { min-width: 100%; border-right: none; }
    .hero-buttons { flex-direction: column; width: 100%; }
    .btn-primary, .btn-secondary { width: 100%; justify-content: center; }
  }

  /* Image loading & fallback styles */
  img {
    background: linear-gradient(135deg, #1a3a8f 0%, #1e5adc 100%);
  }
  .mat-img img, .overview-img img, .why-main-img img, .proj-card img {
    transition: opacity 0.4s ease, transform 0.4s;
  }
  /* Ensure broken/loading images are never blank white */
  img[src=""], img:not([src]) {
    visibility: hidden;
  }

  /* Scroll animations */
  .fade-in {
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .fade-in.visible { opacity: 1; transform: translateY(0); }