body {
    margin: 0;
    font-family: "Segoe UI", sans-serif;
    background: #f4f4f7;
    color: #333;
    line-height: 1.6;
}

header {
    background: #1f2937;
    color: white;
    text-align: center;
    padding: 60px 20px;
}

header h1 {
    margin: 0;
    font-size: 42px;
}

header .title {
    font-size: 20px;
    opacity: 0.8;
}

section {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

h2 {
    border-left: 5px solid #2563eb;
    padding-left: 10px;
    color: #1f2937;
}

.contact ul, .certs ul {
    list-style: none;
    padding: 0;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.tag {
    background: #2563eb;
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 14px;
}

.job {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.1);
}

.job h3 {
    margin: 0;
    font-size: 20px;
}

.job span {
    color: #2563eb;
}

.job .years {
    font-size: 14px;
    color: #555;
}

footer {
    text-align: center;
    padding: 20px;
    background: #1f2937;
    color: white;
    margin-top: 40px;
}