body {
    margin: 0; 
    font-family: Arial, sans-serif; 
    background: #f3f6fb; 
    color: #222;
}
header { 
    background: #0073b1; 
    padding: 2rem 0; 
    color: #fff; 
}
.profile { 
    display: flex; 
    align-items: center; 
    max-width: 900px; 
    margin: 0 auto; 
    flex-wrap: wrap;
}
.profile img { 
    width: 120px; 
    height: 120px; 
    border-radius: 60px; 
    margin-right: 2rem; 
    object-fit: cover; 
    background: #fff; 
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}
.profile h1 { 
    margin-bottom: .2em; 
    font-size: 2em; 
}
.profile h2 { 
    font-size: 1.1em; 
    font-weight: normal; 
    color: #d2e3f2;
}
.profile p { 
    font-size: 1em; 
    margin: .5em 0; 
}
nav { 
    margin-top: 1em; 
}
nav a { 
    color: #fff; 
    text-decoration: none; 
    margin-right: 2em; 
    font-weight: bold; 
    font-size: 1em;
    transition: color .2s;
}
nav a:hover { 
    text-decoration: underline; 
    color: #ffd700;
}
main { 
    max-width: 900px; 
    margin: 2em auto; 
    padding: 0 1em;
}
section { 
    background: #fff; 
    margin-bottom: 2em; 
    padding: 2em; 
    border-radius: 7px; 
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
section h3 { 
    color: #0073b1; 
    margin-top: 0;
}
ul { 
    padding-left: 1em;
}
li { 
    margin-bottom: 1em; 
}
footer { 
    text-align: center; 
    background: #0073b1; 
    color: #fff; 
    padding: 1em 0;
}

/* Responsive Design */
@media (max-width: 900px) {
    main, header { 
        padding: 1em; 
    }
    .profile { 
        max-width: 100%;
    }
}

@media (max-width: 750px) {
    .profile { 
        flex-direction: column; 
        text-align: center; 
        align-items: center;
    }
    .profile img { 
        margin-bottom: 1em; 
        margin-right: 0;
        width: 90px;
        height: 90px;
    }
    nav { 
        margin-top: 1em;
        margin-bottom: 1em;
    }
    nav a { 
        display: inline-block; 
        margin: 0 .7em .7em .7em; 
        font-size: 1em;
    }
    main { 
        padding: 0 .3em; 
    }
    section { 
        padding: 1em; 
        margin-bottom: 1em;
    }
    section h3 { 
        font-size: 1.15em;
    }
    footer { 
        font-size: .93em;
    }
}

@media (max-width: 420px) {
    .profile h1 { font-size: 1.2em; }
    .profile h2 { font-size: .98em;}
    .profile img { width: 65px; height: 65px;}
    section { padding: .6em; }
    nav a { font-size: .96em;}
}
nav a.active {
    border-bottom: 2px solid #ffd700;
}
.collapsible h3 { cursor: pointer; user-select: none;}
.arrow { font-weight: bold; font-size: 0.8em;}
.modal { display: none; position: fixed; z-index: 200; left: 0; top: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.6);}
.modal-content { background: #fff; margin: 8% auto; padding: 2em; border-radius: 7px; max-width: 400px;}
.close { cursor: pointer; float: right; font-size: 1.5em;}
.blog-post {
    background: #fff;
    margin-bottom: 2em;
    padding: 2em;
    border-radius: 7px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}
.linkedin-embed {
    margin: 1em 0;
}
.linkedin-link {
    display: inline-block;
    padding: 0.5em 1.2em;
    background: #0073b1;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 1em;
    transition: background 0.2s;
}
.linkedin-link:hover {
    background: #005985;
}
.blog-post {
    background: #fff;
    margin-bottom: 2em;
    padding: 2em;
    border-radius: 7px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.07);
}
.blog-post {
    background: #fff;
    margin-bottom: 2em;
    padding: 2em;
    border-radius: 7px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.07);
}
.blog-post h3 {
    color: #0073b1;
}
.linkedin-link {
    display: inline-block;
    padding: 0.5em 1.2em;
    background: #0073b1;
    color: #fff;
    border-radius: 6px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 1em;
    transition: background 0.2s;
}
.linkedin-link:hover {
    background: #005985;
}