:root {
    --background: #ffffff;
    --foreground: #09090b;
    --card: #ffffff;
    --card-foreground: #09090b;
    --popover: #ffffff;
    --popover-foreground: #09090b;
    --primary: #1a1a1a; /* Dark primary */
    --primary-foreground: #fafafa;
    --secondary: #f4f4f5;
    --secondary-foreground: #18181b;
    --muted: #f4f4f5;
    --muted-foreground: #71717a;
    --accent: #e4e4e7; /* Lighter accent */
    --accent-foreground: #18181b;
    --destructive: #ef4444;
    --destructive-foreground: #fafafa;
    --border: #e4e4e7;
    --input: #e4e4e7;
    --ring: #a1a1aa; /* Focus ring */
    --radius: 0.5rem;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
    margin: 0;
    padding: 0;
    background-color: var(--background);
    color: var(--foreground);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.container {
    width: 90%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 20px 0;
}

header {
    background-color: var(--background);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

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

header h1 {
    margin: 0;
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--primary);
}

header nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    gap: 1.5rem;
}

header nav ul li a {
    text-decoration: none;
    color: var(--muted-foreground);
    font-weight: 500;
    transition: color 0.2s ease-in-out;
}

header nav ul li a:hover,
header nav ul li a.active { /* Add class="active" to the current page link */
    color: var(--primary);
}

main {
    flex-grow: 1;
    padding: 40px 0;
}

main section {
    margin-bottom: 40px;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
    color: var(--foreground);
    margin-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.5rem;
}

p {
    color: var(--muted-foreground);
    margin-bottom: 1rem;
}

.hero {
    text-align: center;
    padding: 60px 0;
    background-color: var(--secondary);
    border-radius: var(--radius);
    margin-bottom: 40px;
}

.hero h2 {
    font-size: 2.5rem;
    border-bottom: none;
    margin-bottom: 0.5rem;
}

.hero p {
    font-size: 1.1rem;
    color: var(--muted-foreground);
    max-width: 600px;
    margin: 0 auto 1.5rem auto;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary);
    color: var(--primary-foreground);
    padding: 12px 24px;
    text-decoration: none;
    border-radius: var(--radius);
    font-weight: 500;
    transition: background-color 0.2s ease-in-out;
}

.cta-button:hover {
    background-color: #3f3f46; /* Slightly lighter dark */
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.feature-item {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 25px;
    text-align: center;
    transition: box-shadow 0.2s ease-in-out;
}

.feature-item:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.feature-item img { /* Placeholder for icons/images */
    max-width: 60px;
    margin-bottom: 15px;
    opacity: 0.7;
}

.feature-item h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--card-foreground);
}

.feature-item p {
    font-size: 0.95rem;
    color: var(--muted-foreground);
}


footer {
    background-color: var(--secondary);
    color: var(--muted-foreground);
    text-align: center;
    padding: 20px 0;
    margin-top: auto; /* Pushes footer to the bottom */
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
}

footer a {
    color: var(--primary);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* Basic Responsive */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }

    header nav ul {
        justify-content: center;
    }

    .hero h2 {
        font-size: 2rem;
    }

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

/* Add styles for contact form, services page etc. as needed */
/* Example for a basic form */
form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 500px; /* Limit form width */
    margin-top: 2rem;
}

form label {
    font-weight: 500;
    color: var(--foreground);
}

form input[type="text"],
form input[type="email"],
form textarea {
    padding: 10px;
    border: 1px solid var(--input);
    border-radius: var(--radius);
    background-color: var(--background);
    color: var(--foreground);
    font-size: 1rem;
}

form input[type="text"]:focus,
form input[type="email"]:focus,
form textarea:focus {
    outline: none;
    border-color: var(--ring);
    box-shadow: 0 0 0 2px rgba(161, 161, 170, 0.2); /* Subtle ring */
}

form textarea {
    min-height: 120px;
    resize: vertical;
}

form button {
    align-self: flex-start; /* Align button to the left */
    background-color: var(--primary);
    color: var(--primary-foreground);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius);
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s ease-in-out;
}

form button:hover {
    background-color: #3f3f46;
}