/* ==============================
       CSS CUSTOM PROPERTIES
    ============================== */
    :root {
      --primary:   #0A2240;   /* Deep Navy */
      --secondary: #C8102E;   /* Industrial Red */
      --accent:    #4A8FD4;   /* Steel Blue */
      --steel:     #8B9CB6;   /* Steel Grey */
      --light-steel: #D6DCE6;
      --offwhite:  #F5F6F8;
      --white:     #FFFFFF;
      --dark:      #0D1B2A;
      --text:      #2C3E50;
      --text-light:#6B7A8D;
      --gold:      #B8922E;
      --font-display: 'Barlow Condensed', sans-serif;
      --font-body:    'Barlow', sans-serif;
      --font-accent:  'Rajdhani', sans-serif;
      --shadow-sm: 0 2px 8px rgba(10,34,64,0.10);
      --shadow-md: 0 8px 32px rgba(10,34,64,0.15);
      --shadow-lg: 0 20px 60px rgba(10,34,64,0.22);
      --radius:    4px;
      --transition: all 0.32s cubic-bezier(0.4,0,0.2,1);
    }

    /* ==============================
       RESET & BASE
    ============================== */
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
    html { scroll-behavior: smooth; }
    body {
      font-family: var(--font-body);
      color: var(--text);
      background: var(--white);
      overflow-x: hidden;
    }
    img { max-width: 100%; display: block; }
    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    h1,h2,h3,h4,h5 { font-family: var(--font-display); letter-spacing: 0.02em; }

    /* ==============================
       UTILITY
    ============================== */
    .container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
    .section-pad { padding: 96px 0; }
    .section-pad-sm { padding: 64px 0; }
    .text-center { text-align: center; }
    .btn {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 14px 32px;
      font-family: var(--font-accent); font-weight: 600; font-size: 15px; letter-spacing: 0.08em; text-transform: uppercase;
      border: none; cursor: pointer; border-radius: var(--radius);
      transition: var(--transition);
    }
    .btn-primary {
      background: var(--secondary); color: var(--white);
    }
    .btn-primary:hover { background: #a50d26; transform: translateY(-2px); box-shadow: 0 8px 24px rgba(200,16,46,0.35); }
    .btn-outline {
      background: transparent; color: var(--white);
      border: 2px solid rgba(255,255,255,0.6);
    }
    .btn-outline:hover { background: var(--white); color: var(--primary); }
    .btn-dark {
      background: var(--primary); color: var(--white);
    }
    .btn-dark:hover { background: #0d2d52; transform: translateY(-2px); box-shadow: var(--shadow-md); }

    .section-label {
      display: inline-flex; align-items: center; gap: 10px;
      font-family: var(--font-accent); font-size: 13px; font-weight: 600;
      letter-spacing: 0.18em; text-transform: uppercase; color: var(--secondary);
      margin-bottom: 16px;
    }
    .section-label::before {
      content: ''; display: block; width: 28px; height: 2px; background: var(--secondary);
    }
    .section-title {
      font-size: clamp(32px, 4vw, 52px); font-weight: 800;
      color: var(--primary); line-height: 1.08;
    }
    .section-title span { color: var(--secondary); }
    .section-sub {
      font-size: 17px; color: var(--text-light); line-height: 1.7;
      max-width: 620px; margin-top: 14px;
    }

    /* ==============================
       TOP BAR
    ============================== */
    .topbar {
      background: var(--primary); color: rgba(255,255,255,0.75);
      font-size: 13px; font-family: var(--font-accent); letter-spacing: 0.04em;
      padding: 8px 0;
      border-bottom: 1px solid rgba(255,255,255,0.08);
    }
    .topbar .container {
      display: flex; align-items: center; justify-content: space-between; gap: 12px;
    }
    .topbar a { color: rgba(255,255,255,0.75); transition: color 0.2s; }
    .topbar a:hover { color: var(--white); }
    .topbar-left, .topbar-right { display: flex; align-items: center; gap: 20px; }
    .topbar-item { display: flex; align-items: center; gap: 6px; }
    .topbar-item svg { flex-shrink: 0; }

    /* ==============================
       NAVBAR
    ============================== */
    .navbar {
      position: sticky; top: 0; z-index: 1000;
      background: var(--white);
      box-shadow: 0 2px 16px rgba(10,34,64,0.10);
      transition: var(--transition);
    }
    .navbar.scrolled { box-shadow: 0 4px 32px rgba(10,34,64,0.18); }
    .nav-inner {
      display: flex; align-items: center; justify-content: space-between;
      height: 76px;
    }
    /* LOGO */
    .logo {
      display: flex; align-items: center; gap: 12px;
    }
    .logo-icon {
      width: 70px; height: 70px;
      background: var(--primary);
      clip-path: polygon(10% 0%, 90% 0%, 100% 10%, 100% 90%, 90% 100%, 10% 100%, 0% 90%, 0% 10%);
      display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
    }
	.metadex-logo {
    font-family: "Gotham", "Montserrat", sans-serif;
    font-size: 36px;
    font-weight: 800;
    color: #002357;
    letter-spacing: 1px;
    text-transform: uppercase;
}
    .logo-icon svg { width: 28px; height: 28px; }
    .logo-text {}
    .logo-name {
      font-family: var(--font-display); font-weight: 800; font-size: 20px;
      letter-spacing: 0.06em; line-height: 1;
      color: var(--primary); text-transform: uppercase;
    }
    .logo-name span { color: var(--secondary); }
    .logo-tagline-nav {
      font-family: var(--font-accent); font-size: 16px; font-weight: 800;
      letter-spacing: 0.18em; color: var(--steel); text-transform: uppercase;
    }

    /* NAV LINKS */
    .nav-links {
      display: flex; align-items: center; gap: 4px;
    }
    .nav-links a {
      font-family: var(--font-accent); font-weight: 600; font-size: 14px;
      letter-spacing: 0.06em; text-transform: uppercase;
      color: var(--text); padding: 8px 14px; border-radius: var(--radius);
      transition: var(--transition); position: relative;
    }
    .nav-links a::after {
      content: ''; position: absolute; bottom: 4px; left: 14px; right: 14px;
      height: 2px; background: var(--secondary);
      transform: scaleX(0); transition: transform 0.24s;
    }
    .nav-links a:hover, .nav-links a.active { color: var(--primary); }
    .nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }
    .nav-cta { margin-left: 12px; }

    /* HAMBURGER */
    .hamburger {
      display: none; flex-direction: column; gap: 5px;
      background: none; border: none; cursor: pointer; padding: 4px;
    }
    .hamburger span {
      display: block; width: 26px; height: 2px;
      background: var(--primary); border-radius: 2px;
      transition: var(--transition);
    }
    .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 */
    .mobile-menu {
      display: none; position: absolute; top: 100%; left: 0; right: 0;
      background: var(--white); border-top: 2px solid var(--secondary);
      box-shadow: var(--shadow-md); z-index: 999;
      padding: 20px 24px 28px;
    }
    .mobile-menu.open { display: block; }
    .mobile-menu a {
      display: block; padding: 12px 0;
      font-family: var(--font-accent); font-weight: 600; font-size: 16px;
      letter-spacing: 0.06em; text-transform: uppercase;
      color: var(--text); border-bottom: 1px solid var(--light-steel);
      transition: color 0.2s;
    }
    .mobile-menu a:hover { color: var(--secondary); }
    .mobile-menu .btn { margin-top: 16px; width: 100%; justify-content: center; }

    /* ==============================
       HERO
    ============================== */
    .hero {
      position: relative; min-height: 100vh;
      background: var(--dark);
      display: flex; align-items: center;
      overflow: hidden;
    }
    .hero-bg {
      position: absolute; inset: 0;
      background-image: url('https://images.unsplash.com/photo-1565043589221-1a6fd9ae45c7?w=1800&q=80');
      background-size: cover; background-position: center;
      opacity: 0.25;
    }
    .hero-overlay {
      position: absolute; inset: 0;
      background: linear-gradient(105deg,
        rgba(10,34,64,0.96) 0%,
        rgba(10,34,64,0.80) 50%,
        rgba(10,34,64,0.40) 100%
      );
    }
    /* Diagonal accent strip */
    .hero::after {
      content: '';
      position: absolute; right: -120px; top: 0; bottom: 0;
      width: 420px;
      background: linear-gradient(180deg, var(--secondary) 0%, #7a0b1c 100%);
      clip-path: polygon(28% 0%, 100% 0%, 100% 100%, 0% 100%);
      opacity: 0.18;
    }
    .hero-content {
      position: relative; z-index: 2;
      max-width: 780px;
      animation: fadeUp 0.9s ease forwards;
    }
    .hero-eyebrow {
      display: inline-flex; align-items: center; gap: 10px;
      font-family: var(--font-accent); font-size: 13px; font-weight: 600;
      letter-spacing: 0.2em; text-transform: uppercase;
      color: var(--secondary); margin-bottom: 22px;
    }
    .hero-eyebrow::before {
      content: ''; display: block; width: 32px; height: 2px; background: var(--secondary);
    }
    .hero h1 {
      font-size: clamp(42px, 6vw, 84px); font-weight: 900; line-height: 1.0;
      color: var(--white); text-transform: uppercase;
      margin-bottom: 24px;
    }
    .hero h1 span { color: var(--secondary); }
    .hero-sub {
      font-size: 18px; color: rgba(255,255,255,0.75); line-height: 1.65;
      max-width: 560px; margin-bottom: 40px; font-weight: 300;
    }
    .hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
    .hero-stats {
      position: absolute; bottom: 48px; left: 0; right: 0; z-index: 2;
    }
    .hero-stats-inner {
      max-width: 1240px; margin: 0 auto; padding: 0 24px;
      display: flex; gap: 0;
    }
    .stat-item {
      flex: 1; padding: 28px 32px;
      border-left: 1px solid rgba(255,255,255,0.12);
      animation: fadeUp 1.1s ease forwards;
    }
    .stat-item:first-child { border-left: none; }
    .stat-num {
      font-family: var(--font-display); font-size: 48px; font-weight: 900;
      color: var(--white); line-height: 1;
    }
    .stat-num span { color: var(--secondary); }
    .stat-label {
      font-family: var(--font-accent); font-size: 13px; font-weight: 500;
      letter-spacing: 0.1em; text-transform: uppercase;
      color: rgba(255,255,255,0.55); margin-top: 4px;
    }
    .scroll-hint {
      position: absolute; bottom: 32px; right: 48px; z-index: 2;
      display: flex; flex-direction: column; align-items: center; gap: 8px;
    }
    .scroll-hint span {
      font-family: var(--font-accent); font-size: 11px; letter-spacing: 0.15em;
      text-transform: uppercase; color: rgba(255,255,255,0.4);
      writing-mode: vertical-rl;
    }
    .scroll-hint-line {
      width: 1px; height: 60px;
      background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
      animation: scrollPulse 2s ease-in-out infinite;
    }

    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(28px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes scrollPulse {
      0%, 100% { opacity: 0.4; }
      50% { opacity: 0.9; }
    }

    /* ==============================
       MARQUEE STRIP
    ============================== */
    .marquee-strip {
      background: var(--secondary); overflow: hidden;
      padding: 14px 0;
    }
    .marquee-track {
      display: flex; gap: 48px;
      width: max-content;
      animation: marquee 28s linear infinite;
    }
    .marquee-item {
      display: flex; align-items: center; gap: 12px; white-space: nowrap;
      font-family: var(--font-accent); font-size: 13px; font-weight: 600;
      letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.9);
    }
    .marquee-item::before {
      content: '◆'; font-size: 8px; opacity: 0.7;
    }
    @keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

    /* ==============================
       ABOUT OVERVIEW
    ============================== */
    .about-overview { background: var(--offwhite); }
    .about-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 80px; align-items: center;
    }
    .about-img-wrap {
      position: relative;
    }
    .about-img-main {
      width: 100%; height: 500px; object-fit: cover;
      border-radius: var(--radius);
      box-shadow: var(--shadow-lg);
    }
    .about-img-badge {
      position: absolute; bottom: -28px; right: -28px;
      background: var(--secondary); color: var(--white);
      padding: 24px 28px; border-radius: var(--radius);
      box-shadow: var(--shadow-md);
    }
    .about-img-badge .num {
      font-family: var(--font-display); font-size: 52px; font-weight: 900; line-height: 1;
    }
    .about-img-badge .lbl {
      font-family: var(--font-accent); font-size: 12px; font-weight: 600;
      letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.85;
    }
    .about-accent-box {
      position: absolute; top: -20px; left: -20px;
      width: 120px; height: 120px;
      border: 3px solid var(--secondary); border-radius: var(--radius);
      opacity: 0.25;
    }
    .about-text {}
    .about-points {
      display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 32px;
    }
    .about-point {
      display: flex; align-items: flex-start; gap: 12px;
      padding: 16px; background: var(--white); border-radius: var(--radius);
      border-left: 3px solid var(--secondary); box-shadow: var(--shadow-sm);
    }
    .about-point-icon {
      width: 36px; height: 36px; background: rgba(200,16,46,0.08);
      border-radius: 50%; display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
    }
    .about-point h4 {
      font-family: var(--font-accent); font-size: 14px; font-weight: 700;
      color: var(--primary); margin-bottom: 2px;
    }
    .about-point p { font-size: 13px; color: var(--text-light); }

    /* ==============================
       PRODUCTS
    ============================== */
    .products { background: var(--white); }
    .products-grid {
      display: grid; grid-template-columns: repeat(3, 1fr);
      gap: 28px; margin-top: 56px;
    }
    .product-card {
      background: var(--white); border-radius: var(--radius);
      overflow: hidden; box-shadow: var(--shadow-sm);
      border: 1px solid var(--light-steel);
      transition: var(--transition);
    }
    .product-card:hover {
      transform: translateY(-6px); box-shadow: var(--shadow-lg);
      border-color: var(--secondary);
    }
    .product-img {
      width: 100%; height: 220px; object-fit: cover;
      transition: transform 0.5s ease;
    }
    .product-card:hover .product-img { transform: scale(1.04); }
    .product-img-wrap { overflow: hidden; }
    .product-body { padding: 24px; }
    .product-tag {
      display: inline-block;
      font-family: var(--font-accent); font-size: 11px; font-weight: 600;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--secondary); margin-bottom: 8px;
    }
    .product-body h3 {
      font-size: 22px; font-weight: 700; color: var(--primary); margin-bottom: 10px;
    }
    .product-body p { font-size: 14px; color: var(--text-light); line-height: 1.65; }
    .product-uses {
      margin-top: 14px; padding-top: 14px; border-top: 1px solid var(--light-steel);
    }
    .product-uses span {
      display: inline-block;
      font-size: 12px; font-family: var(--font-accent); font-weight: 600;
      background: var(--offwhite); color: var(--primary);
      padding: 4px 10px; border-radius: 20px; margin: 3px 3px 3px 0;
      letter-spacing: 0.04em;
    }

    /* ==============================
       WHY CHOOSE US
    ============================== */
    .why-us {
      background: var(--primary); position: relative; overflow: hidden;
    }
    .why-us::before {
      content: '';
      position: absolute; top: 0; right: 0; bottom: 0;
      width: 50%;
      background-image: url('https://images.unsplash.com/photo-1540558255880-e24b6a3a0e5a?w=900&q=70');
      background-size: cover; background-position: center;
      opacity: 0.12;
    }
    .why-grid {
      display: grid; grid-template-columns: 1fr 1fr;
      gap: 80px; align-items: center; position: relative; z-index: 1;
    }
    .why-text .section-title { color: var(--white); }
    .why-text .section-sub { color: rgba(255,255,255,0.65); max-width: 480px; }
    .why-features {
      display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 36px;
    }
    .why-feat {
      padding: 22px; background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius);
      transition: var(--transition);
    }
    .why-feat:hover { background: rgba(255,255,255,0.10); border-color: var(--secondary); }
    .why-feat-icon {
      width: 44px; height: 44px; background: rgba(200,16,46,0.2);
      border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
      margin-bottom: 14px;
    }
    .why-feat h4 {
      font-family: var(--font-accent); font-size: 15px; font-weight: 700;
      color: var(--white); margin-bottom: 6px;
    }
    .why-feat p { font-size: 13px; color: rgba(255,255,255,0.55); line-height: 1.6; }
    .why-visual {
      position: relative;
    }
    .why-img {
      width: 100%; height: 520px; object-fit: cover;
      border-radius: var(--radius); box-shadow: var(--shadow-lg);
    }
    .why-counter-row {
      display: flex; gap: 16px; margin-top: 20px;
    }
    .why-counter {
      flex: 1; padding: 20px; background: var(--secondary); border-radius: var(--radius);
      text-align: center;
    }
    .why-counter .num {
      font-family: var(--font-display); font-size: 36px; font-weight: 900; color: var(--white);
    }
    .why-counter .lbl {
      font-family: var(--font-accent); font-size: 11px; font-weight: 600;
      letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.75);
    }

    /* ==============================
       INFRA / CAPABILITIES
    ============================== */
    .infra { background: var(--offwhite); }
    .infra-grid {
      display: grid; grid-template-columns: repeat(4, 1fr);
      gap: 24px; margin-top: 56px;
    }
    .infra-card {
      text-align: center; padding: 36px 20px;
      background: var(--white); border-radius: var(--radius);
      border: 1px solid var(--light-steel); box-shadow: var(--shadow-sm);
      transition: var(--transition);
    }
    .infra-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--accent); }
    .infra-icon {
      width: 64px; height: 64px; margin: 0 auto 18px;
      background: linear-gradient(135deg, var(--primary), var(--accent));
      border-radius: 50%; display: flex; align-items: center; justify-content: center;
    }
    .infra-icon svg { width: 28px; height: 28px; color: var(--white); }
    .infra-card h4 {
      font-family: var(--font-accent); font-size: 16px; font-weight: 700;
      color: var(--primary); margin-bottom: 8px;
    }
    .infra-card p { font-size: 13px; color: var(--text-light); line-height: 1.6; }

    /* ==============================
       QUALITY STRIP
    ============================== */
    .quality-strip {
      background: var(--secondary); padding: 72px 0;
    }
    .quality-inner {
      display: flex; align-items: center; gap: 80px;
    }
    .quality-text { flex: 1; }
    .quality-text h2 {
      font-size: clamp(28px, 3vw, 44px); font-weight: 800;
      color: var(--white); line-height: 1.1; margin-bottom: 14px;
    }
    .quality-text p { font-size: 16px; color: rgba(255,255,255,0.8); line-height: 1.7; }
    .quality-badges {
      display: flex; flex-direction: column; gap: 14px; flex-shrink: 0;
    }
    .quality-badge {
      display: flex; align-items: center; gap: 14px;
      padding: 16px 20px; background: rgba(255,255,255,0.12);
      border: 1px solid rgba(255,255,255,0.2); border-radius: var(--radius);
    }
    .quality-badge-icon {
      width: 40px; height: 40px; background: rgba(255,255,255,0.2);
      border-radius: 50%; display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
    }
    .quality-badge h5 {
      font-family: var(--font-accent); font-size: 14px; font-weight: 700; color: var(--white);
    }
    .quality-badge p { font-size: 12px; color: rgba(255,255,255,0.65); }

    /* ==============================
       DIRECTOR / LEADERSHIP
    ============================== */
    .leadership { background: var(--white); }
    .director-card {
      display: grid; grid-template-columns: 380px 1fr;
      gap: 0; border-radius: var(--radius); overflow: hidden;
      box-shadow: var(--shadow-lg); max-width: 900px; margin: 56px auto 0;
    }
    .director-img-side {
      background: linear-gradient(160deg, var(--primary), #1a3d6e);
      display: flex; flex-direction: column; align-items: center; justify-content: center;
      padding: 48px 36px; text-align: center;
    }
    .director-avatar {
      width: 120px; height: 120px; border-radius: 50%;
      background: rgba(255,255,255,0.12); border: 3px solid rgba(255,255,255,0.2);
      display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
    }
    .director-avatar svg { width: 60px; height: 60px; color: rgba(255,255,255,0.6); }
    .director-name {
      font-family: var(--font-display); font-size: 28px; font-weight: 800;
      color: var(--white); margin-bottom: 6px;
    }
    .director-title {
      font-family: var(--font-accent); font-size: 13px; font-weight: 600;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--secondary);
    }
    .director-text-side {
      background: var(--offwhite); padding: 48px;
    }
    .director-text-side blockquote {
      font-size: 18px; color: var(--text); line-height: 1.7;
      font-style: italic; border-left: 4px solid var(--secondary);
      padding-left: 24px; margin-bottom: 28px;
    }
    .director-details { display: flex; flex-direction: column; gap: 10px; }
    .director-detail {
      display: flex; align-items: center; gap: 10px;
      font-size: 14px; color: var(--text-light);
    }
    .director-detail a { color: var(--accent); }
    .director-detail a:hover { color: var(--primary); }

    /* ==============================
       CONTACT
    ============================== */
    .contact-section { background: var(--offwhite); }
    .contact-grid {
      display: grid; grid-template-columns: 1fr 1.3fr;
      gap: 56px; align-items: start; margin-top: 56px;
    }
    .contact-info {}
    .contact-info-card {
      background: var(--primary); color: var(--white);
      padding: 40px; border-radius: var(--radius); margin-bottom: 24px;
    }
    .contact-info-card h3 {
      font-size: 22px; font-weight: 700; margin-bottom: 24px;
      border-bottom: 2px solid var(--secondary); padding-bottom: 14px;
    }
    .contact-detail-row {
      display: flex; gap: 16px; margin-bottom: 20px;
    }
    .contact-detail-row:last-child { margin-bottom: 0; }
    .contact-detail-icon {
      width: 40px; height: 40px; background: rgba(255,255,255,0.08);
      border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
      flex-shrink: 0;
    }
    .contact-detail-icon svg { width: 18px; height: 18px; }
    .contact-detail-text label {
      display: block; font-family: var(--font-accent); font-size: 11px; font-weight: 600;
      letter-spacing: 0.12em; text-transform: uppercase; color: rgba(255,255,255,0.5);
      margin-bottom: 3px;
    }
    .contact-detail-text span, .contact-detail-text a {
      font-size: 14px; color: rgba(255,255,255,0.9);
    }
    .contact-detail-text a:hover { color: var(--secondary); }
    .map-embed {
      border-radius: var(--radius); overflow: hidden;
      border: 2px solid var(--light-steel);
    }
    .map-embed iframe { display: block; }

    /* FORM */
    .contact-form {
      background: var(--white); padding: 40px;
      border-radius: var(--radius); box-shadow: var(--shadow-sm);
    }
    .contact-form h3 {
      font-size: 26px; font-weight: 700; color: var(--primary); margin-bottom: 28px;
    }
    .form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .form-group { margin-bottom: 18px; }
    .form-group label {
      display: block; font-family: var(--font-accent); font-size: 12px; font-weight: 600;
      letter-spacing: 0.1em; text-transform: uppercase;
      color: var(--text-light); margin-bottom: 6px;
    }
    .form-group input, .form-group select, .form-group textarea {
      width: 100%; padding: 12px 16px;
      border: 1.5px solid var(--light-steel); border-radius: var(--radius);
      font-family: var(--font-body); font-size: 15px; color: var(--text);
      background: var(--offwhite); transition: border-color 0.2s;
      outline: none;
    }
    .form-group input:focus, .form-group select:focus, .form-group textarea:focus {
      border-color: var(--accent); background: var(--white);
    }
    .form-group textarea { resize: vertical; min-height: 120px; }
    .form-success {
      display: none; text-align: center; padding: 32px;
      background: #e8f5e9; border-radius: var(--radius);
      color: #2e7d32; font-family: var(--font-accent); font-size: 16px;
    }

    /* ==============================
       FOOTER
    ============================== */
    footer {
      background: var(--dark); color: rgba(255,255,255,0.7);
    }
    .footer-main {
      padding: 72px 0 48px;
    }
    .footer-grid {
      display: grid; grid-template-columns: 2fr 1fr 1fr 1.5fr;
      gap: 48px;
    }
    .footer-brand {}
    .footer-logo { margin-bottom: 18px; }
    .footer-about {
      font-size: 14px; line-height: 1.75; max-width: 280px; margin-bottom: 24px;
    }
    .footer-social { display: flex; gap: 10px; }
    .social-btn {
      width: 36px; height: 36px; border-radius: var(--radius);
      background: rgba(255,255,255,0.08);
      display: flex; align-items: center; justify-content: center;
      transition: var(--transition);
    }
    .social-btn:hover { background: var(--secondary); }
    .social-btn svg { width: 16px; height: 16px; fill: rgba(255,255,255,0.75); }
    .footer-col h5 {
      font-family: var(--font-accent); font-size: 13px; font-weight: 700;
      letter-spacing: 0.14em; text-transform: uppercase; color: var(--white);
      margin-bottom: 20px; padding-bottom: 10px;
      border-bottom: 2px solid rgba(200,16,46,0.5);
    }
    .footer-col ul { display: flex; flex-direction: column; gap: 10px; }
    .footer-col ul li a {
      font-size: 14px; color: rgba(255,255,255,0.6);
      transition: color 0.2s;
      display: flex; align-items: center; gap: 6px;
    }
    .footer-col ul li a:hover { color: var(--secondary); }
    .footer-col ul li a::before {
      content: '›'; font-size: 14px; color: var(--secondary); font-weight: 700;
    }
    .footer-contact-item {
      display: flex; gap: 10px; margin-bottom: 12px;
      font-size: 13px; color: rgba(255,255,255,0.6);
    }
    .footer-contact-item svg { width: 16px; flex-shrink: 0; margin-top: 2px; opacity: 0.6; }
    .footer-contact-item a { color: rgba(255,255,255,0.7); }
    .footer-contact-item a:hover { color: var(--secondary); }
    .gstin-badge {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 8px 14px; background: rgba(255,255,255,0.06);
      border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius);
      font-family: var(--font-accent); font-size: 12px;
      color: rgba(255,255,255,0.5); margin-top: 12px;
    }
    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.08);
      padding: 20px 0;
    }
    .footer-bottom-inner {
      display: flex; align-items: center; justify-content: space-between; gap: 16px;
      font-size: 13px; color: rgba(255,255,255,0.35);
    }

    /* ==============================
       SCROLL ANIMATIONS
    ============================== */
    .reveal {
      opacity: 0; transform: translateY(24px);
      transition: opacity 0.7s ease, transform 0.7s ease;
    }
    .reveal.visible { opacity: 1; transform: translateY(0); }
    .reveal-delay-1 { transition-delay: 0.1s; }
    .reveal-delay-2 { transition-delay: 0.2s; }
    .reveal-delay-3 { transition-delay: 0.3s; }
    .reveal-delay-4 { transition-delay: 0.4s; }

    /* ==============================
       BACK TO TOP
    ============================== */
    .back-top {
      position: fixed; bottom: 32px; right: 32px; z-index: 999;
      width: 44px; height: 44px; background: var(--secondary); color: var(--white);
      border-radius: var(--radius); display: flex; align-items: center; justify-content: center;
      box-shadow: var(--shadow-md); cursor: pointer;
      opacity: 0; pointer-events: none;
      transition: var(--transition);
    }
    .back-top.visible { opacity: 1; pointer-events: auto; }
    .back-top:hover { background: var(--primary); }

    /* ==============================
       RESPONSIVE
    ============================== */
    @media (max-width: 1024px) {
      .products-grid { grid-template-columns: repeat(2, 1fr); }
      .infra-grid { grid-template-columns: repeat(2, 1fr); }
      .footer-grid { grid-template-columns: 1fr 1fr; }
      .about-grid { gap: 48px; }
      .why-grid { gap: 48px; }
    }
    @media (max-width: 768px) {
      .topbar .container { flex-direction: column; gap: 4px; text-align: center; }
      .topbar-right { display: none; }
      .nav-links, .nav-cta { display: none; }
      .hamburger { display: flex; }
      .navbar { position: relative; }
      .about-grid { grid-template-columns: 1fr; }
      .about-img-badge { bottom: 12px; right: 12px; }
      .about-accent-box { display: none; }
      .about-points { grid-template-columns: 1fr; }
      .why-grid { grid-template-columns: 1fr; }
      .why-features { grid-template-columns: 1fr; }
      .why-visual { display: none; }
      .products-grid { grid-template-columns: 1fr; }
      .infra-grid { grid-template-columns: 1fr 1fr; }
      .quality-inner { flex-direction: column; gap: 36px; }
      .director-card { grid-template-columns: 1fr; }
      .director-img-side { padding: 36px 24px; }
      .contact-grid { grid-template-columns: 1fr; }
      .footer-grid { grid-template-columns: 1fr; gap: 32px; }
      .footer-bottom-inner { flex-direction: column; text-align: center; }
      .hero-stats { display: none; }
      .form-row { grid-template-columns: 1fr; }
      .hero h1 { font-size: 42px; }
      .section-pad { padding: 64px 0; }
    }
    @media (max-width: 480px) {
      .infra-grid { grid-template-columns: 1fr; }
      .hero-actions { flex-direction: column; }
      .btn { width: 100%; justify-content: center; }
    }