.section-title {
    color: #ccd6f6;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.expertise-section {
    padding: 5rem 2rem;
    background: #112240;
}

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.expertise-card {
    background: #1a2f4e;
    border-radius: 10px;
    padding: 2rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.expertise-card h3 {
    color: #15b6f0;
    margin-bottom: 1rem;
}

.expertise-card p {
    color: #8892b0;
}

.expertise-card:hover {
    transform: translateY(-10px);
    opacity: 1;
    z-index: 2;
}

.expertise-card:hover~.expertise-card {
    filter: blur(4px);
    opacity: 0.7;
}



* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', sans-serif;
}

body {
    line-height: 1.6;
    background: black;
    color: #8892b0;
}

nav {
    position: fixed;
    width: 100%;
    background: black;
    padding: 1rem;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    z-index: 100;
}

nav ul {
    display: flex;
    justify-content: center;
    list-style: none;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: #15b6f0;
    font-weight: 500;
    transition: color 0.3s;
}

nav a:hover {
    color: #ffffff;
}

.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: left;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

#hero-canvas {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
}

.hero h1 {
    font-size: 4.5rem;
    margin-bottom: 1rem;
    color: #ccd6f6;
}

.hero p {
    font-size: 1.5rem;
    max-width: 600px;
    color: #15b6f0;
    text-align: center;
}

.section-title {
    color: #ccd6f6;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-align: center;
}

.expertise-section,
.certifications-section {
    padding: 5rem 2rem;
    background: black;
}

.certifications-section h2 {
    color: #15b6f0;
}

.expertise-grid,
.cert-grid {

    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

h3 {
    color: #15b6f0;
}

.expertise-card,
.cert-card {
    background: #1a2f4e;
    border-radius: 10px;
    padding: 2rem;
    transition: transform 0.3s, opacity 0.3s;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.expertise-card:hover,
.cert-card:hover {
    transform: translateY(-10px) scale(1.05);
    opacity: 0.9;
}

.cert-card h3 {
    color: #15b6f0;
    margin-bottom: 1rem;
}

.cert-card .verify-btn {
    display: inline-block;
    background: #15b6f0;
    color: #0a192f;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    text-decoration: none;
    margin-top: 1rem;
    transition: all 0.3s;
}

.cert-card .verify-btn:hover {
    background: #245ba0;
}

.social-links {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
}

.social-links a {
    color: #15b6f0;
    font-size: 2rem;
    transition: color 0.3s;
}

.social-links a:hover {
    color: #ffffff;
}

.contact {
    padding: 5rem 2rem;
    text-align: center;
    background: #0a192f;
}

.contact h2 {
    color: #ccd6f6;
}

footer {
    padding: 2rem;
    text-align: center;
    background: #112240;
    color: #8892b0;
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 3rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

    nav ul {
        gap: 1rem;
    }
}

span {
    color: #15b6f0;
}