:root {
    --primary-color: #00A3AF; /* Yuimedi's teal/blue color */
    --text-color: #333;
    --bg-color: #fff;
    --font-family: 'Helvetica Neue', Arial, sans-serif;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 5%;
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 1000;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
}

.logo img {
    height: 40px;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

nav ul li a:hover {
    color: var(--primary-color);
}

.hero {
    height: 80vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: linear-gradient(rgba(255,255,255,0.8), rgba(255,255,255,0.8)), url('../assets/images/hero-bg.jpg');
    background-size: cover;
    background-position: center;
    padding: 0 10%;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.hero p {
    font-size: 1.2rem;
    max-width: 800px;
    margin-bottom: 30px;
}

section {
    padding: 80px 10%;
}

h2 {
    font-size: 2rem;
    margin-bottom: 40px;
    text-align: center;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 50px;
    height: 3px;
    background: var(--primary-color);
    margin: 10px auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    padding: 30px;
    border: 1px solid #eee;
    border-radius: 10px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
}

footer {
    background: #f9f9f9;
    padding: 60px 10% 20px;
    text-align: center;
}

.footer-links {
    margin-bottom: 30px;
}

.footer-links a {
    margin: 0 15px;
    text-decoration: none;
    color: #666;
}

.copyright {
    font-size: 0.9rem;
    color: #999;
}

@media (max-width: 768px) {
    header {
        flex-direction: column;
    }
    nav ul {
        margin-top: 20px;
    }
    nav ul li {
        margin: 0 10px;
    }
    .hero h1 {
        font-size: 2rem;
    }
}