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

:root {
    --primary-blue: #0066B3;
    --primary-green: #8DC63F;
    --dark-blue: #004A8F;
    --light-gray: #f5f5f5;
    --text-dark: #333;
    --text-light: #666;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: white;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
}

.logo img {
    height: 80px;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 30px;
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    color: white;
    padding: 100px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3em;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.2);
}

.hero-content p {
    font-size: 1.3em;
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    background: var(--primary-green);
    color: white;
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 600;
    transition: transform 0.3s, box-shadow 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1em;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(141, 198, 63, 0.4);
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--light-gray);
}

.services h2 {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

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

.service-card {
    background: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 25px rgba(0,102,179,0.2);
}

.service-icon {
    font-size: 3em;
    margin-bottom: 15px;
}

.service-card h3 {
    color: var(--primary-blue);
    margin-bottom: 15px;
    font-size: 1.5em;
}

.service-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about h2 {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.about-content {
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.1em;
    margin-bottom: 20px;
    color: var(--text-light);
    text-align: justify;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 40px;
}

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

.check {
    background: var(--primary-green);
    color: white;
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--light-gray);
}

.contact h2 {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 50px;
    color: var(--primary-blue);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 1.8em;
}

.contact-info p {
    color: var(--text-light);
    margin-bottom: 30px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.contact-item strong {
    color: var(--primary-blue);
    display: block;
    margin-bottom: 8px;
}

.contact-item p {
    margin: 0;
    color: var(--text-dark);
}

/* Contact Form */
.contact-form-container h3 {
    color: var(--primary-blue);
    margin-bottom: 20px;
    font-size: 1.8em;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-dark);
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-family: inherit;
    font-size: 1em;
    transition: border-color 0.3s;
}

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

.form-group textarea {
    resize: vertical;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* Footer */
footer {
    background: var(--dark-blue);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-logo img {
    height: 80px;
    margin-bottom: 15px;
    background: white;
    padding: 10px;
    border-radius: 8px;
}

.footer-logo p {
    color: rgba(255,255,255,0.8);
}

.footer-links h4,
.footer-contact h4 {
    margin-bottom: 20px;
    color: var(--primary-green);
}

.footer-links ul {
    list-style: none;
}

.footer-links a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: color 0.3s;
    line-height: 2;
}

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

.footer-contact p {
    color: rgba(255,255,255,0.8);
    line-height: 2;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255,255,255,0.1);
    color: rgba(255,255,255,0.6);
}

/* Hamburger button */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 28px;
    height: 20px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.nav-toggle span {
    display: block;
    height: 3px;
    background: var(--primary-blue);
    border-radius: 3px;
    transition: all 0.3s;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(8.5px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-8.5px) rotate(-45deg);
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    #mainNav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        box-shadow: 0 4px 10px rgba(0,0,0,0.1);
        z-index: 999;
    }

    #mainNav.open {
        display: block;
    }

    nav ul {
        flex-direction: column;
        gap: 0;
        text-align: center;
    }

    nav ul li a {
        display: block;
        padding: 15px 20px;
        border-bottom: 1px solid #f0f0f0;
    }

    .hero-content h1 {
        font-size: 2em;
    }

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

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

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