/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Montserrat', sans-serif;
    background-color: #121212;
    /* ব্যাকগ্রাউন্ডে একটি ওয়ার্ল্ড ম্যাপ ইমেজ ব্যবহার করতে পারেন */
    background-image:  url('worldimage.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    color: #ffffff;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0;
}

.container {
    width: 100%;
    max-width: 1024px;
    background: rgba(20, 20, 20, 0.6);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1px;
    border-radius: 8px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
}

/* Logo Section */
.logo-section {
    text-align: center;
    margin-bottom: 40px;
}

.logo-container {
    display: inline-block;
}

.main-logo {
    font-size: 4.5rem;
    font-weight: 700;
    letter-spacing: -2px;
    color: #e5e5e5;
    line-height: 1;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.6);
}

.logo-subtext h2 {
    font-size: 2.2rem;
    letter-spacing: 4px;
    color: #ffffff;
    margin-top: 50px;
}

.logo-subtext p {
    font-size: .65rem;
    letter-spacing: 2px;
    color: #ff9900; /* Industrial Orange Accent */
    font-weight: bold;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 20px;
}

.info-box h3 {
    font-size: 0.9rem;
    color: #aaaaaa;
    margin-bottom: 5px;
}

.info-box .phone {
    font-size: 0.95rem;
    font-weight: 700;
    color: #ffffff;
}

.info-box .address {
    font-size: 0.85rem;
    
    color: #ffffff;
}

.info-box .email {
    font-size: 0.8rem;
    color: #ff9900;
    text-decoration: none;
}

/* Contact Form */
.form-section {
    max-width: 500px;
    margin: 0 auto;
}

.input-group {
    margin-bottom: 15px;
}

.input-group input, 
.input-group textarea {
    width: 100%;
    padding: 12px 15px;
    background: rgba(0, 0, 0, 0.4);
    border: 1px solid #444444;
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.9rem;
    border-radius: 4px;
    transition: border-color 0.3s ease;
}

.input-group input:focus, 
.input-group textarea:focus {
    outline: none;
    border-color: #ff9900;
}

.submit-btn {
    width: 100%;
    padding: 12px;
    background-color: #ff9900;
    border: none;
    color: #ffffff;
    font-weight: 700;
    font-size: 1rem;
    letter-spacing: 2px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.3s ease;
}

.submit-btn:hover {
    background-color: #e08500;
}

.response-msg {
    margin-top: 15px;
    text-align: center;
    font-size: 0.9rem;
    font-weight: bold;
}

/* Responsive Design */
@media (max-width: 600px) {
    .container {
        padding: 20px;
    }
    .main-logo {
        font-size: 3rem;
    }
}





/* Menu Start */



/* Menu-r main container (ba parent element) */
.menu-container {
    display: flex;
    justify-content: center; /* Element guloke majhkhane anbe */
    align-items: center;
    list-style: none;        /* Bullet points baddari jonno */
    padding: 10px;
    margin: 0;
	border-top-width: 4px;
  border-style: solid;
  border-image: linear-gradient(to right, black,white, black) 1;}

/* Protiti menu item-er jonno spacing */
.menu-container li {
    margin: 0 15px;          /* Bame-dane khali jayga rakhar jonno */
	border-left: 2px solid #505F71;
		padding-left:10px;
	
	
}

/* Menu link gulo style korar jonno */
.menu-container li a {
    text-decoration: none;
    color: white;            /* Apnar background onujayi color diben */
    font-weight: bold;
	font-size:20px;
	color:#fff;

}







.menu{
margin-top: 2px;
width:100%;


display: inline-block;
background: rgba( 0,0,0,.5);
}
.menu .btn{
 display: inline-block;
 font-family: sans-serif;
 font-size:22px;
 float: left;
 color:#fff;
 padding: 15px 12px;
 text-align:center;
}
.btn3 a:hover{
cursor:pointer;
background-color:yellow;
color:red;
padding: 15px 12px;

text-decoration: none;
    color: white;            /* Apnar background onujayi color diben */
    font-weight: bold;
	font-size:20px;
	color:#fff;

}
.top-right{
	float:right;
}
/* Menu End */





/* মোবাইল রেসপনসিভ মিডিয়া কোয়েরি (768px এর নিচে) */
@media screen and (max-width: 768px) {
    .nav-menu {
        display: none; /* প্রথমে মেনু লুকিয়ে থাকবে */
        flex-direction: column;
        width: 100%;
        position: absolute;
        top: 60px; /* হেডারের উচ্চতা অনুযায়ী অ্যাডজাস্ট করুন */
        left: 0;
        background-color: #111;
        z-index: 999;
    }

    /* যখন 'active' ক্লাস যোগ হবে তখন মেনু দেখাবে */
    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        text-align: center;
        width: 100%;
        border-bottom: 1px solid #222;
    }

    /* হ্যামবার্গার আইকন স্টাইল */
    .menu-toggle {
        display: block;
        cursor: pointer;
    }

    .menu-toggle .bar {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px auto;
        background-color: #fff;
        transition: all 0.3s ease-in-out;
    }
}

/* ডেস্কটপে মোবাইল বাটন লুকিয়ে রাখার জন্য */
@media screen and (min-width: 769px) {
    .menu-toggle {
        display: none;
    }
}