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

body {
    font-family: 'Roboto', sans-serif;
    background-color: #121212; /* Dark background like the original */
    color: #ffffff;
}

.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar Styles */
.sidebar {
    width: 300px;
    background-color: #1e1e1e;
    border-right: 1px solid #333;
    padding: 20px 0;
    position: fixed;
    height: 100%;
}

.profile-section {
    padding: 20px;
    text-align: center;
}

.avatar {
    width: 90px;
    height: 90px;
    background-color: #444;
    border-radius: 50%;
    margin: 0 auto 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: bold;
}

.nav-links {
    list-style: none;
    margin-top: 20px;
}

.nav-links li {
    padding: 15px 25px;
    display: flex;
    align-items: center;
    cursor: pointer;
    transition: background 0.3s;
    font-size: 14px;
}

.nav-links li .material-icons {
    margin-right: 15px;
    color: #aaa;
}

.nav-links li:hover {
    background-color: #333;
}

.nav-links li.active {
    background-color: #2c2c2c;
    border-left: 4px solid #fff;
}

/* Content Area */
.content {
    margin-left: 300px; /* Offset for sidebar */
    padding: 40px;
    width: 100%;
}

h1 {
    font-size: 2rem;
    margin-bottom: 20px;
    font-weight: 300;
}

#head{
    font-weight: 900;
    text-align: center;
}

.card {
    background-color: #1e1e1e;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.3);
    max-width: 900px;
}

h2 {
    margin-bottom: 15px;
    color: #eee;
}

p {
    line-height: 1.6;
    margin-bottom: 20px;
    color: #ccc;
}

/* Responsive Video */
.video-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
    height: 0;
    overflow: hidden;
    margin: 30px 0;
    border-radius: 4px;
}

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

/* Contact Info Section */
.contact-box {
    border-top: 1px solid #333;
    padding-top: 20px;
}

.contact-box h3 {
    margin-bottom: 10px;
}

.contact-box ul {
    list-style: none;
    padding-left: 0;
}

.contact-box li {
    margin-bottom: 8px;
    color: #aaa;
}

/* Responsive Design */
@media (max-width: 768px) {
    .sidebar {
        display: none; /* In a real app, you'd use a hamburger menu */
    }
    .content {
        margin-left: 0;
        padding: 20px;
    }
}