/* --- CSS VARIABLES & RESET --- */
    :root {
      --primary-color: #ff6b00; /* Construction Orange */
      --primary-hover: #e65100;
      --secondary-color: #1e293b; /* Dark Slate */
      --secondary-light: #334155;
      --accent-color: #fca311; /* Yellow Accent */
      --light-bg: #f8fafc; /* Very light slate gray */
      --white: #ffffff;
      --text-color: #334155;
      --gray: #64748b;
      --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
      --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
      --transition: all 0.3s ease;
    }

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

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Poppins', sans-serif;
      line-height: 1.6;
      color: var(--text-color);
      background-color: var(--light-bg);
      overflow-x: hidden;
    }

    a { text-decoration: none; color: inherit; }
    ul { list-style: none; }
    img { max-width: 100%; display: block; }

    /* --- HEADER --- */
    header {
      background: var(--white);
      box-shadow: var(--shadow-sm);
      position: fixed;
      width: 100%;
      top: 0;
      z-index: 1000;
      padding: 15px 5%;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }

    .logo {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--secondary-color);
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .logo img {
      height: 55px;
      width: auto;
      object-fit: contain;
    }

    .logo span { color: var(--primary-color); }

    nav ul {
      display: flex;
      gap: 30px;
    }

    nav a {
      font-weight: 500;
      font-size: 0.95rem;
      color: var(--secondary-color);
      transition: var(--transition);
      position: relative;
    }

    nav a::after {
      content: '';
      position: absolute;
      width: 0;
      height: 2px;
      bottom: -5px;
      left: 0;
      background-color: var(--primary-color);
      transition: var(--transition);
    }

    nav a:hover { color: var(--primary-color); }
    nav a:hover::after { width: 100%; }

    .nav-btn {
      background: var(--primary-color);
      color: var(--white);
      padding: 12px 28px;
      border: none;
      border-radius: 6px;
      font-weight: 600;
      cursor: pointer;
      transition: var(--transition);
      box-shadow: 0 4px 10px rgba(255, 107, 0, 0.3);
    }

    .nav-btn:hover { 
      background: var(--primary-hover); 
      transform: translateY(-2px);
      box-shadow: 0 6px 15px rgba(255, 107, 0, 0.4);
    }

    .menu-icon {
      font-size: 1.6rem;
      color: var(--secondary-color);
      cursor: pointer;
      display: none;
    }

    /* --- HERO SECTION --- */
    .hero {
      background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
      padding: 160px 5% 100px;
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 50px;
      min-height: 90vh;
      color: var(--white);
      position: relative;
    }

    .hero-text { flex: 1; z-index: 2; }

    .hero-text h1 {
      font-size: 3.5rem;
      line-height: 1.2;
      color: var(--white);
      margin-bottom: 25px;
      font-weight: 800;
    }

    .hero-text h1 span { color: var(--primary-color); }

    .hero-text p {
      font-size: 1.15rem;
      color: #cbd5e1;
      margin-bottom: 35px;
      max-width: 600px;
    }

    .hero-buttons { display: flex; gap: 20px; margin-bottom: 45px; flex-wrap: wrap; }

    .btn-main {
      padding: 14px 35px;
      border-radius: 6px;
      font-weight: 600;
      font-size: 1rem;
      cursor: pointer;
      transition: var(--transition);
      display: inline-block;
    }

    .btn-primary {
      background: var(--primary-color);
      color: var(--white);
      border: 2px solid var(--primary-color);
    }

    .btn-primary:hover { 
      background: transparent; 
      color: var(--primary-color);
    }

    .btn-outline {
      background: transparent;
      color: var(--white);
      border: 2px solid rgba(255,255,255,0.4);
    }

    .btn-outline:hover { 
      background: var(--white); 
      color: var(--secondary-color);
      border-color: var(--white);
    }

    .hero-badges { display: flex; gap: 25px; flex-wrap: wrap; }

    .badge {
      display: flex;
      align-items: center;
      gap: 10px;
      background: rgba(255, 255, 255, 0.1);
      backdrop-filter: blur(5px);
      padding: 10px 20px;
      border-radius: 50px;
      border: 1px solid rgba(255,255,255,0.15);
      font-size: 0.95rem;
      font-weight: 500;
      color: var(--white);
    }

    .badge i { color: var(--accent-color); }

    .hero-card {
      flex: 1;
      position: relative;
      z-index: 2;
    }

    .hero-card img {
      border-radius: 16px;
      box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
      width: 100%;
      object-fit: cover;
      height: 450px; 
      border: 1px solid rgba(255,255,255,0.1);
    }

    .hero-stats {
      position: absolute;
      bottom: -30px;
      left: -30px;
      background: var(--white);
      padding: 30px;
      border-radius: 12px;
      box-shadow: var(--shadow-md);
      display: flex;
      gap: 50px;
      color: var(--secondary-color);
    }

    .stat { text-align: center; }
    .stat h3 { color: var(--primary-color); font-size: 2rem; margin-bottom: 5px; font-weight: 800; }
    .stat p { font-size: 0.8rem; color: var(--gray); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

    /* --- SECTIONS COMMON --- */
    section { padding: 100px 5%; }

    .section-title { text-align: center; margin-bottom: 70px; }
    .section-title h2 { font-size: 2.5rem; color: var(--secondary-color); margin-bottom: 15px; font-weight: 700; }
    .section-title h2 span { color: var(--primary-color); }
    .section-title p { max-width: 600px; margin: 0 auto; color: var(--gray); font-size: 1.05rem; }

    /* --- ABOUT US --- */
    #about {
      background: var(--white); 
    }
    
    .about-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: center;
    }

    .about-img { position: relative; }
    .about-img img {
      border-radius: 12px;
      box-shadow: var(--shadow-md);
      width: 100%;
      height: 500px;
      object-fit: cover;
    }

    .about-img::before {
      content: '';
      position: absolute;
      top: -25px;
      left: -25px;
      width: 100%;
      height: 100%;
      border: 5px solid var(--primary-color);
      border-radius: 12px;
      z-index: -1;
    }

    .about-text h3 {
      font-size: 2.2rem;
      margin-bottom: 25px;
      color: var(--secondary-color);
      line-height: 1.3;
    }

    .about-text p {
      margin-bottom: 30px;
      color: var(--gray);
      font-size: 1.05rem;
      line-height: 1.8;
    }

    .about-points { display: flex; flex-direction: column; gap: 25px; }

    .point { display: flex; gap: 20px; align-items: flex-start; }
    .point i {
      font-size: 1.2rem;
      color: var(--white);
      background: var(--primary-color);
      padding: 12px;
      border-radius: 50%;
      min-width: 45px;
      text-align: center;
      box-shadow: 0 4px 10px rgba(255, 107, 0, 0.3);
    }
    .point h4 { font-size: 1.2rem; margin-bottom: 5px; color: var(--secondary-color); }
    .point p { font-size: 0.95rem; margin-bottom: 0; }

    /* --- SERVICES --- */
    #services {
      background-color: var(--light-bg);
    }

    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
      gap: 35px;
    }

    .service-card {
      background: var(--white);
      padding: 50px 35px;
      border-radius: 12px;
      box-shadow: var(--shadow-sm);
      transition: var(--transition);
      text-align: center;
      border: 1px solid transparent;
    }

    .service-card:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-md);
      border-color: rgba(255, 107, 0, 0.2);
    }

    .service-card i {
      font-size: 3rem;
      color: var(--primary-color);
      margin-bottom: 25px;
      transition: var(--transition);
    }
    
    .service-card:hover i { transform: scale(1.1); }

    .service-card h3 { font-size: 1.4rem; margin-bottom: 15px; color: var(--secondary-color); }
    .service-card p { font-size: 1rem; color: var(--gray); line-height: 1.6; }

    /* --- CONTACT SECTION --- */
    #contact {
      background: var(--white);
    }
    
    .contact-grid {
      display: grid;
      grid-template-columns: 1fr 1.5fr;
      gap: 60px;
    }

    .contact-info {
      background: var(--secondary-color);
      color: var(--white);
      padding: 50px;
      border-radius: 16px;
    }

    .contact-info h3 { margin-bottom: 15px; font-size: 1.8rem; }
    .contact-info > p { opacity: 0.8; margin-bottom: 35px; }

    .contact-details { display: flex; flex-direction: column; gap: 30px; }

    .detail-group { margin-bottom: 10px; }
    .detail-group .label {
      display: block;
      font-size: 0.85rem;
      text-transform: uppercase;
      letter-spacing: 1.5px;
      color: var(--accent-color);
      margin-bottom: 10px;
      font-weight: 700;
    }
    
    .detail-row {
      display: flex;
      align-items: flex-start;
      gap: 15px;
      margin-bottom: 12px;
      font-size: 0.95rem;
    }

    .detail-row i { margin-top: 5px; color: var(--accent-color); }
    
    .map-box {
      margin-top: 40px;
      height: 220px;
      width: 100%;
      border-radius: 12px;
      overflow: hidden;
      box-shadow: 0 0 0 4px rgba(255,255,255,0.1);
    }

    .map-box iframe { width: 100%; height: 100%; border: 0; filter: grayscale(20%); }

    /* --- FORM --- */
    form {
      background: var(--light-bg); 
      padding: 50px;
      border-radius: 16px;
      box-shadow: none;
      border: 1px solid #e2e8f0;
    }

    form h3 { margin-bottom: 30px; color: var(--secondary-color); text-align: center; font-size: 1.5rem; }

    .input-box { margin-bottom: 25px; }

    .input-box input, 
    .input-box textarea {
      width: 100%;
      padding: 18px;
      border: 2px solid #e2e8f0;
      border-radius: 8px;
      font-family: 'Poppins', sans-serif;
      font-size: 1rem;
      background: var(--white);
      outline: none;
      transition: var(--transition);
    }

    .input-box input:focus, 
    .input-box textarea:focus {
      border-color: var(--primary-color);
      box-shadow: 0 0 0 4px rgba(255, 107, 0, 0.05);
    }

    .submit-btn {
      width: 100%;
      padding: 18px;
      background: var(--primary-color);
      color: var(--white);
      border: none;
      border-radius: 8px;
      font-weight: 600;
      font-size: 1rem;
      cursor: pointer;
      transition: var(--transition);
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .submit-btn:hover { background: var(--primary-hover); transform: translateY(-2px); }

    /* --- FOOTER --- */
    footer {
      background-color: var(--secondary-color);
      color: #e2e8f0;
      padding-top: 80px;
      font-size: 0.95rem;
      position: relative;
    }

    .footer-container {
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 50px;
      padding-bottom: 60px;
    }

    /* Footer Column 1: Logo & Brand */
    .footer-col h4 {
      color: var(--white);
      font-size: 1.4rem;
      margin-bottom: 25px;
      font-weight: 700;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .footer-logo-img { height: 40px; }

    .footer-col p {
      color: var(--gray);
      line-height: 1.7;
      margin-bottom: 20px;
    }

    /* Footer Column 2: Quick Links */
    .footer-links ul { display: flex; flex-direction: column; gap: 12px; }
    
    .footer-links a {
      color: var(--gray);
      transition: var(--transition);
      display: inline-block;
    }

    .footer-links a:hover {
      color: var(--primary-color);
      transform: translateX(10px);
      padding-left: 5px;
    }

    /* Footer Column 3: Contact */
    .contact-list { display: flex; flex-direction: column; gap: 20px; }

    .contact-item {
      display: flex;
      align-items: flex-start;
      gap: 15px;
    }

    .contact-item i {
      color: var(--primary-color);
      font-size: 1.2rem;
      margin-top: 4px;
    }

    .contact-item span {
      color: var(--gray);
      display: block;
    }

    .contact-item strong {
      color: #fff;
      font-weight: 600;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255,255,255,0.1);
      padding: 25px 0;
      text-align: center;
      background: #0f172a;
      color: #94a3b8;
      font-size: 0.9rem;
    }

    /* --- WHATSAPP --- */
    .whatsapp-float {
      position: fixed;
      bottom: 35px;
      right: 35px;
      background: #25d366;
      color: white;
      width: 65px;
      height: 65px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 2.2rem;
      box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
      z-index: 999;
      transition: var(--transition);
    }

    .whatsapp-float:hover { transform: scale(1.1) rotate(10deg); }

    /* --- RESPONSIVE --- */
    @media (max-width: 1024px) {
      .hero-text h1 { font-size: 3rem; }
      .about-grid { gap: 40px; }
    }

    @media (max-width: 992px) {
      .hero { flex-direction: column-reverse; text-align: center; padding-top: 140px; }
      .hero-badges, .hero-buttons { justify-content: center; }
      .hero-text h1 { font-size: 2.8rem; }
      .hero-stats { 
        bottom: -20px; 
        left: 50%; 
        transform: translateX(-50%); 
        width: 90%; 
        justify-content: center; 
        gap: 20px;
      }
      
      .about-grid, .contact-grid { grid-template-columns: 1fr; }
      .about-img::before { display: none; }
      .footer-container { gap: 40px; }
    }

    @media (max-width: 768px) {
      section { padding: 70px 5%; }
      
      nav {
        position: absolute;
        top: 80px;
        right: -100%;
        background: var(--white);
        width: 80%;
        height: 100vh;
        box-shadow: -10px 0 30px rgba(0,0,0,0.1);
        padding: 40px;
        transition: var(--transition);
      }

      nav.active { right: 0; }
      nav ul { flex-direction: column; }
      .menu-icon { display: block; }
      .nav-btn { display: none; }
      
      .logo { font-size: 1.2rem; }
      .logo img { height: 45px; }

      .footer-container {
        grid-template-columns: 1fr;
        text-align: center;
      }
      
      .contact-item { align-items: center; }
    }