:root {
    --primary-color: #006B77;
    --secondary-color: #004C54;
    --light-color: #E0F2F4;
    --dark-color: #002B30;
    --white: #ffffff;
    --error-color: #dc3545;
    --success-bg: #d4edda;
    --success-color: #155724;
    --error-bg: #f8d7da;
    --error-color: #721c24;
}

/* Base Styles */
body {
    margin: 0;
    padding: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: Arial, sans-serif;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header and Navigation */
header {
    background-color: var(--primary-color);
    padding: 1rem 0;
}

.logo {
    max-width: 200px;
}

nav {
    background-color: var(--secondary-color);
    padding: 1rem 0;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: center;
    margin: 0;
    padding: 0;
}

nav ul li {
    margin: 0 1rem;
}

nav ul li a {
    color: var(--white);
    text-decoration: none;
    font-weight: bold;
}

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

/* Main Content Area */
main {
    flex: 1;
    padding: 2rem 0;
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: var(--white);
    padding: 1rem 0;
    margin-top: auto;
}

/* Home Page Styles */
.hero {
    background-color: var(--light-color);
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 2rem;
}

.hero h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.hero p {
    font-size: 1.2rem;
    color: var(--secondary-color);
}

/* Services Page Styles */
.services-hero {
    background-color: var(--light-color);
    padding: 4rem 0;
    text-align: center;
    margin-bottom: 3rem;
}

.services-hero h1 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.services-hero p {
    font-size: 1.2rem;
    color: var(--secondary-color);
}

.service-section {
    margin-bottom: 4rem;
}

.service-section h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 2rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--light-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.service-item {
    background: var(--white);
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 15px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.service-item:hover {
    transform: translateY(-5px);
}

.service-item img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.service-item h3 {
    color: var(--secondary-color);
    padding: 1rem;
    margin: 0;
}

.service-item p {
    color: #666;
    padding: 0 1rem 1rem;
    margin: 0;
    line-height: 1.5;
}

/* Contact Page Layout */
.contact-container {
    display: flex;
    gap: 2rem;
    max-width: 1200px;
    margin: 2rem auto;
    padding: 0 1rem;
    align-items: flex-start;
}

.contact-box {
    background-color: var(--light-color);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.contact-container > .contact-box:first-child {
    flex: 1;
}

.contact-container > .contact-box:last-child {
    flex: 2;
}

/* Contact Info Styles */
.contact-box h2 {
    color: var(--primary-color);
    margin: 0 0 1.5rem 0;
    font-size: 1.75rem;
}

.info-group {
    margin-bottom: 1.5rem;
}

.info-group h3 {
    color: var(--secondary-color);
    margin: 1rem 0 0.5rem;
    font-size: 1.25rem;
}

.info-group p {
    margin: 0.5rem 0;
    line-height: 1.5;
}

/* Mail Address Styles */
.info-group p strong {
    display: inline-block;
    width: 55px;
}

.mail-section {
    margin: 0.5rem 0;
}

.mail-section strong {
    display: inline-block;
    width: 55px;
}

.address-line {
    display: block;
    padding-left: 55px;
}

.address-line:first-of-type {
    display: inline;
    padding-left: 0;
}

/* Contact Form Styles */
.form-group {
    margin-bottom: 1rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}

.btn {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.btn:hover {
    background-color: var(--secondary-color);
}

/* Notification System */
.notification {
    padding: 15px;
    margin: 10px 0;
    border-radius: 4px;
    display: none;
}

.notification.success {
    background-color: var(--success-bg);
    color: var(--success-color);
    border: 1px solid #c3e6cb;
}

.notification.error {
    background-color: var(--error-bg);
    color: var(--error-color);
    border: 1px solid #f5c6cb;
}

/* Loading Spinner */
.spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 3px solid #f3f3f3;
    border-top: 3px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: 10px auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Form Error States */
.form-group.error input,
.form-group.error textarea {
    border-color: var(--error-color);
}

.error-message {
    color: var(--error-color);
    font-size: 0.875em;
    margin-top: 0.25rem;
    display: none;
}

/* Responsive Design */
@media (max-width: 968px) {
    .contact-container {
        flex-direction: column;
    }

    .contact-box {
        width: 100%;
    }

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

    nav ul li {
        margin: 0.5rem 0;
    }

    .services-hero {
        padding: 2rem 0;
    }

    .services-hero h1 {
        font-size: 2rem;
    }

    .service-section {
        margin-bottom: 2rem;
    }

    .service-section h2 {
        font-size: 1.5rem;
    }

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