a/* Color variables */
:root {
    --primary: #0066CC;      /* Demacron Blue */
    --secondary: #1A1F2B;    /* Midnight Slate */
    --accent: #2EE8D5;       /* Neon Aqua */
    --bg-light: #F4F7FA;
    --text-dark: #333333;
}

/* Reset */
* { margin: 0; padding: 0; box-sizing: border-box; font-family: "Inter", sans-serif; }

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

.container { width: 90%; max-width: 1100px; margin: auto; }

/* Header */
header {
    background: white;
    border-bottom: 1px solid #eee;
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-area {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-img {
    height: 100px;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--secondary);
}

/* Nav */
nav a {
    margin-left: 25px;
    text-decoration: none;
    color: var(--secondary);
    font-weight: 500;
}

nav a:hover {
    color: var(--accent);
}

/* Hero */
.hero {
    padding: 120px 0;
    text-align: center;
}

.hero h1 {
    font-size: 2.6rem;
    margin-bottom: 15px;
    color: var(--secondary);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 25px;
}

.button {
    padding: 12px 28px;
    background: var(--primary);
    color: white;
    border-radius: 6px;
    text-decoration: none;
}

.button:hover {
    background: #004999;
}

/* Sections */
.section { padding: 80px 0; }
.section.light { background: #ffffff; }
h2 { text-align: center; margin-bottom: 40px; font-size: 1.9rem; color: var(--secondary); }

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    border: 1px solid #ddd;
    box-shadow: 0 3px 6px rgba(0,0,0,0.05);
}

/* Contact */
.contact-form {
    display: flex;
    flex-direction: column;
    max-width: 500px;
    margin: auto;
    gap: 15px;
}

.contact-form input,
.contact-form textarea {
    padding: 12px;
    border: 1px solid #ccc;
    border-radius: 6px;
}

textarea { min-height: 120px; }

/* Footer */
footer {
    background: var(--secondary);
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 50px;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .nav {
        flex-direction: column;
        gap: 20px;
    }

    .logo-img {
        height: 60px;
    }

    nav {
        display: flex;
        flex-direction: column;
        gap: 10px;
        text-align: center;
    }

    nav a {
        margin-left: 0;
    }

    .hero h1 {
        font-size: 1.8rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    h2 {
        font-size: 1.5rem;
    }
}