body {
    font-family: 'Open Sans', sans-serif; /* Corporate Clean font */
    margin: 0;
    padding: 0;
    line-height: 1.6;
    color: #4a4a4a;
    background: #f9f9f9; /* Light background from Vibrant Cards */
}

header {
    background-image: url('header.png');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: 4rem 0; /* Taller header from Corporate Clean */
    text-shadow: 1px 1px 4px rgba(245, 245, 245, 0.6); /* Vibrant Cards shadow */
}

nav {
    background: #003087; /* Corporate Clean blue */
    padding: 1.5rem;
    text-align: center;
}

nav a {
    color: white;
    text-decoration: none;
    margin: 0 2rem; /* Wider spacing from Corporate Clean */
    font-weight: 600;
    text-transform: uppercase; /* Corporate Clean style */
    letter-spacing: 1px;
    transition: color 0.3s ease;
}

nav a:hover {
    color: #ff6f61; /* Vibrant Cards coral */
}

section {
    padding: 3rem 2rem;
    max-width: 1200px; /* Wider container from Corporate Clean */
    margin: 0 auto;
    border-bottom: 1px solid #e0e0e0; /* Corporate Clean divider */
}

h1, h2 {
    color: #003087; /* Corporate Clean blue */
}

.features, .technologies {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); /* Vibrant Cards grid */
    gap: 2rem;
}

.feature-card {
    background: #fff;
    padding: 2rem;
    border-radius: 15px; /* Vibrant Cards rounded corners */
    box-shadow: 0 6px 25px rgba(0, 0, 0, 0.1); /* Vibrant Cards shadow */
    border-left: 5px solid #ff6f61; /* Vibrant Cards coral accent */
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px); /* Vibrant Cards hover effect */
}

.tech-card {
    flex: 1 1 200px;
    background: #fff;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); /* Subtle Corporate Clean shadow */
    border-top: 5px solid #003087; /* Corporate Clean blue accent */
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    text-decoration: none;
    color: inherit;
}

.tech-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2); /* Vibrant Cards hover */
}

.image-placeholder img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    border-radius: 10px; /* Vibrant Cards rounded images */
}

footer {
    background: #003087; /* Corporate Clean blue */
    color: white;
    text-align: center;
    padding: 2rem;
}

a {
    color: #ff6f61; /* Vibrant Cards coral */
    transition: color 0.3s ease;
}

a:hover {
    color: #ff6f61; /* Corporate Clean gold */
}

.tech-card img {
    width: 60px;
    height: 60px;
    object-fit: contain;
    margin-bottom: 0.5rem;
}