* {
    box-sizing: border-box;
  }
  
  body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.5;
    color: #1f2933;
    background-color: #f5f7fa;
  }
  
  img {
    max-width: 100%;
    display: block;
  }
  
  /* Layout helpers */
  
  .container {
    width: 100%;
    max-width: 1100px;
    padding: 0 1.5rem;
    margin: 0 auto;
  }
  
  .section {
    padding: 4rem 0;
  }
  
  .alt-bg {
    background-color: #e4ebf5;
  }
  
  .section-title {
    text-align: center;
    margin-bottom: 0.5rem;
    font-size: 2rem;
  }
  
  .section-subtitle {
    text-align: center;
    margin-bottom: 2rem;
    color: #6b7280;
  }
  
  /* Navbar */
  
  .navbar {
    background-color: #111827;
    color: #f9fafb;
    position: sticky;
    top: 0;
    z-index: 10;
  }
  
  .nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 0;
  }
  
  .logo {
    font-weight: 700;
    font-size: 1.25rem;
  }
  
  .nav-links a {
    color: #e5e7eb;
    margin-left: 1.5rem;
    text-decoration: none;
    font-size: 0.95rem;
  }
  
  .nav-links a:hover {
    color: #ffffff;
  }
  
  /* Hero */
  
  .hero {
    background: linear-gradient(135deg, #1d4ed8, #0f172a);
    color: #f9fafb;
    padding: 4rem 0 3rem 0;
  }
  
  .hero-content {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
    gap: 2.5rem;
    align-items: center;
  }
  
  .hero-title {
    font-size: clamp(2.2rem, 3vw, 2.8rem);
    margin-bottom: 1rem;
  }
  
  .hero-text {
    font-size: 1rem;
    max-width: 34rem;
    color: #e5e7eb;
    margin-bottom: 1.5rem;
  }
  
  .hero-image {
    border-radius: 1.5rem;
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.7);
  }
  
  /* Buttons */
  
  .btn-primary {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 999px;
    border: none;
    background-color: #fbbf24;
    color: #111827;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: transform 0.1s ease, box-shadow 0.1s ease, background-color 0.1s ease;
  }
  
  .btn-primary:hover {
    background-color: #facc15;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.18);
    transform: translateY(-1px);
  }
  
  /* Cards */
  
  .card {
    background-color: #ffffff;
    border-radius: 1rem;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  }
  
  .three-cols {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
  }
  
  .cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.5rem;
  }
  
  .roofer-card img {
    border-radius: 0.75rem;
    margin-bottom: 1rem;
  }
  
  .roofer-card-title {
    margin-top: 0;
    margin-bottom: 0.5rem;
  }
  
  /* Form */
  
  .form-card {
    max-width: 600px;
    margin: 0 auto;
  }
  
  .form-group {
    margin-bottom: 1rem;
  }
  
  .form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 0.4rem;
  }
  
  .form-group input,
  .form-group textarea {
    width: 100%;
    padding: 0.6rem 0.7rem;
    border-radius: 0.5rem;
    border: 1px solid #cbd5e1;
    font-size: 0.95rem;
    font-family: inherit;
  }
  
  .form-group input:focus,
  .form-group textarea:focus {
    outline: none;
    border-color: #1d4ed8;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.2);
  }
  
  .form-status {
    margin-top: 0.75rem;
    font-size: 0.9rem;
  }
  
  /* Footer */
  
  .footer {
    background-color: #111827;
    color: #9ca3af;
    padding: 1.25rem 0;
    text-align: center;
    margin-top: 2rem;
  }
  
  /* Responsive */
  
  @media (max-width: 768px) {
    .hero-content {
      grid-template-columns: 1fr;
    }
  
    .hero-image {
      order: -1;
    }
  
    .nav-content {
      flex-direction: column;
      align-items: flex-start;
    }
  
    .nav-links {
      margin-top: 0.5rem;
    }
  
    .nav-links a {
      margin-left: 0;
      margin-right: 1rem;
    }
  }


  .form-group label {
    display: block;
    font-weight: 600;
    margin-bottom: 6px;
    font-size: 0.9rem;
    color: #111827; /* dark text so it’s visible on white */
  }
  
  .form-card h2 {
    color: #111827;   /* readable dark text */
  }