/* --- CSS Variables & Reset --- */
        :root {
            --primary-color: #0056b3; /* Trustworthy Blue */
            --secondary-color: #fca311; /* Action Orange */
            --dark-text: #333333;
            --light-text: #f4f4f4;
            --bg-light: #ffffff;
            --bg-off-white: #e6f3ff;
            --section-padding: 80px 0;
        }

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

        body {
            /* Added Bengali font stack */
            font-family: 'Hind Siliguri', 'Kalpurush', 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
            line-height: 1.6;
            color: var(--dark-text);
            background-color: var(--bg-light);
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

        .container {
            width: 90%;
            max-width: 1200px;
            margin: 0 auto;
        }

        h1, h2, h3 {
            font-weight: 700;
            line-height: 1.2;
        }

        h2 {
            font-size: 2.5rem;
            text-align: center;
            margin-bottom: 3rem;
            color: var(--primary-color);
        }

        .text-yellow {
            color: var(--secondary-color);
        }

        .btn {
            display: inline-block;
            padding: 12px 30px;
            border-radius: 5px;
            font-weight: 600;
            transition: all 0.3s ease;
            cursor: pointer;
            border: none;
        }

        .btn-primary {
            background-color: var(--secondary-color);
            color: var(--dark-text);
        }
        .btn-primary:hover { background-color: #e0920f; }



        .btn-outline {
            border: 2px solid var(--light-text);
            color: var(--light-text);
        }
        .btn-outline:hover { background-color: var(--light-text); color: var(--primary-color); }

        /* --- Header & Nav --- */
        header {
            background-color: var(--bg-light);
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
            position: fixed;
            width: 100%;
            top: 0;
            z-index: 1000;
        }

        .navbar {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 0;
        }

        .logo {
            font-size: 1.5rem; /* Slightly smaller for Bangla text fit */
            font-weight: 800;
            color: var(--primary-color);
            display: flex;
            align-items: center;
        }
        .logo i { margin-right: 10px; }

        .nav-links {
            display: flex;
            gap: 1.5rem;
        }

        .nav-links a {
            font-weight: 500;
            transition: color 0.3s;
            font-size: 1rem;
        }
        .nav-links a:hover { color: var(--primary-color); }

        .nav-cta {
            padding: 10px 20px;
            font-size: 0.9rem;
        }

        /* --- Hero Section --- */
        #hero {
            height: 100vh;
            /* Placeholder image below. Replace with a real driving image. */
            background: linear-gradient(rgba(0, 86, 179, 0.7), rgba(0, 86, 179, 0.7)), url('https://images.unsplash.com/photo-1449965408869-eaa3f722e40d?ixlib=rb-4.0.3&auto=format&fit=crop&w=1350&q=80') no-repeat center center/cover;
            color: var(--light-text);
            display: flex;
            align-items: center;
            text-align: left;
            padding-top: 80px; /*Offset for fixed header*/
        }

        .hero-content {
            max-width: 650px;
        }

        .hero-content h1 {
            font-size: 3rem;
            margin-bottom: 1.5rem;
        }

        .hero-content p {
            font-size: 1.2rem;
            margin-bottom: 2.5rem;
            opacity: 0.9;
        }

        .hero-buttons {
            display: flex;
            gap: 1rem;
        }

        /* --- Features Section (Why Choose Us) --- */
        #features {
            padding: var(--section-padding);
            background-color: var(--bg-off-white);
        }

        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            text-align: center;
        }

        .feature-card {
            background: var(--bg-light);
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            transition: transform 0.3s;
        }
        .feature-card:hover { transform: translateY(-5px); }

        .feature-icon {
            font-size: 3rem;
            color: var(--secondary-color);
            margin-bottom: 1.5rem;
        }

        .feature-card h3 { margin-bottom: 1rem; }

        /* --- Services/Packages Preview --- */
        #services {
            padding: var(--section-padding);
        }

        .services-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
        }

        .service-card {
            border: 1px solid #eee;
            border-radius: 10px;
            background-color: var(--bg-off-white);
            color: var(--primary-color);
            padding: 1rem;
            text-align: center;
        }

        .service-header h3 { font-size: 1.5rem; margin-bottom: 0.5rem; }
        .price { font-size: 2rem; font-weight: 700; color: var(--secondary-color); }

        .service-body { padding: 2rem; }
        .service-body ul li {
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
        }
        .service-body ul li i { color: green; margin-right: 10px; }
        .service-btn-container { padding: 0 2rem 2rem; text-align: center;}
        .service-btn { width: 100%; }


        /* --- Testimonials Section --- */
        #testimonials {
            padding: var(--section-padding);
            background-color: var(--primary-color);
            color: var(--light-text);
            text-align: center;
        }
        #testimonials h2 { color: var(--light-text); }

        .testimonial-box {
            max-width: 800px;
            margin: 0 auto;
            font-size: 1.2rem;
            font-style: italic;
        }
        .testimonial-author {
            margin-top: 1.5rem;
            font-weight: 600;
            font-style: normal;
        }

        /* --- Booking Form Section --- */
        #video-section {
            padding: var(--section-padding);
            background-color: var(--bg-off-white);
        }



        /* --- Booking Form Section --- */
        #booking {
            padding: var(--section-padding);
            background-color: var(--bg-off-white);
        }

        .booking-container {
            max-width: 800px;
            margin: 0 auto;
            background-color: var(--bg-light);
            padding: 3rem;
            border-radius: 10px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.08);
        }

        .booking-header {
            text-align: center;
            margin-bottom: 2.5rem;
        }

        .form-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 1.5rem;
        }

        .form-group {
            margin-bottom: 1rem;
        }

        .form-group.full-width {
            grid-column: 1 / -1;
        }

        .form-label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
            color: var(--primary-color);
        }

        .form-input {
            width: 100%;
            padding: 12px 15px;
            border: 2px solid #e0e0e0;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
            transition: border-color 0.3s;
        }

        .form-input:focus {
            outline: none;
            border-color: var(--secondary-color);
        }

        textarea.form-input {
            resize: vertical;
            height: 120px;
        }

        .submit-btn {
            width: 100%;
            padding: 15px;
            font-size: 1.1rem;
            margin-top: 1rem;
        }


        /* --- Footer --- */
        footer {
            background-color: #222;
            color: #aaa;
            padding: 4rem 0 2rem;
        }

        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 3rem;
            margin-bottom: 3rem;
        }

        .footer-col h4 {
            color: var(--light-text);
            margin-bottom: 1.5rem;
            font-size: 1.2rem;
        }

        .footer-col ul li { margin-bottom: 0.8rem; }
        .footer-col ul li a:hover { color: var(--secondary-color); }
        .contact-info li { display: flex; align-items: center; gap: 10px; }

        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
        }

        /* --- Mobile Responsive --- */
        @media (max-width: 768px) {
            .navbar { flex-wrap: wrap; }
            .nav-links {
                display: none; /* Keeping it simple. A real site needs a JS toggle menu */
                width: 100%;
                flex-direction: column;
                text-align: center;
                padding: 1rem 0;
                gap: 1rem;
            }
            .nav-cta { display: none; } /* Hide CTA in header on small screens */

            .hero-content h1 { font-size: 2.5rem; }
            .hero-buttons { flex-direction: column; }
            .btn { width: 100%; text-align: center; }

            .booking-container { padding: 1.5rem; }
            .form-grid { grid-template-columns: 1fr; gap: 1rem; }
        }

        /* Semantic Section Styling */
  .video-section {
    padding: 50px 0;
    background-color: #f9f9f9; /* Light background to define the area */
    text-align: center;
  }

  /* Flexbox Grid */
  .video-row {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    justify-content: center;
    max-width: 1200px; /* Limits width on ultra-wide screens */
    margin: 0 auto;    /* Centers the entire row */
    padding: 20px;
  }

  /* Video Box */
  .video-item {
    flex: 1;
    min-width: 300px;
    max-width: 380px; /* Adjust this to make videos larger or smaller */
  }

  /* Maintains 16:9 Aspect Ratio */
  .video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    overflow: hidden;
    border-radius: 8px; /* Optional: Rounded corners */
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  }

  .video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 0;
  }