:root {
    --bg-color: #ffffff;
    --bg-alt: #f8f9fa;
    --text-color: #212529;
    --text-muted: #6c757d;
    --primary-color: #0056b3; /* Professional Deep Blue */
    --accent-color: #007bff;
    --border-color: #dee2e6;
    --card-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    --font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

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

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

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

/* Header */
header {
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo img {
    height: 40px;
    display: block;
    mix-blend-mode: multiply; /* Removes white background from the logo */
    filter: contrast(1.1); /* Sharpens the logo */
}

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

nav ul li {
    margin: 0 15px;
}

nav ul li a {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s;
}

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

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    padding: 10px 22px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    border-radius: 6px;
    transition: background-color 0.2s;
}

.btn-primary:hover {
    background-color: #004494;
}

/* Hero Section */
.hero {
    padding: 100px 0;
    text-align: center;
    background-color: var(--bg-alt);
    border-bottom: 1px solid var(--border-color);
}

.hero h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 20px;
    color: #1a1e21;
    letter-spacing: -0.5px;
}

.hero p {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 35px;
}

/* Sections */
section {
    padding: 80px 0;
}

section.alt {
    background-color: var(--bg-alt);
}

h2 {
    font-size: 2.25rem;
    margin-bottom: 45px;
    text-align: center;
    color: #1a1e21;
}

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

.card {
    background-color: #ffffff;
    padding: 35px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
    transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.card h3 {
    margin-bottom: 15px;
    color: var(--primary-color);
    font-size: 1.4rem;
}

.card p {
    color: var(--text-muted);
    font-size: 1rem;
}

.service-img {
    width: 100%;
    height: 180px;
    object-fit: contain;
    margin-top: 25px;
    border-radius: 8px;
    display: block;
}

/* Contact Form */
.contact-container {
    max-width: 550px;
    margin: 0 auto;
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: var(--card-shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9rem;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.btn-submit {
    display: block;
    width: 100%;
    background-color: var(--primary-color);
    color: #fff;
    padding: 14px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.btn-submit:hover {
    background-color: #004494;
}

/* Footer */
footer {
    padding: 60px 0 40px;
    border-top: 1px solid var(--border-color);
    background-color: #ffffff;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-info h3 {
    margin-bottom: 15px;
}

.footer-info p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-links a, .footer-social a {
    color: var(--text-muted);
    text-decoration: none;
    margin-right: 20px;
    font-size: 0.9rem;
    transition: color 0.2s;
}

.footer-links a:hover, .footer-social a:hover {
    color: var(--primary-color);
}