/* Reset and base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}
body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    background: #f9fafb;
    color: #333;
    scroll-behavior: smooth;
}
a {
    color: #008080;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Header */
header {
    background: #004d40;
    color: white;
    padding: 2rem 0;
    text-align: center;
}
.header-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}
.logo {
    height: 200px;
    width: auto;
    display: block;
    margin: 0 auto;
}
nav ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    padding-top: 1rem;
}
nav ul li a {
    font-weight: 600;
    color: white;
}
nav ul li a:hover {
    color: #80cbc4;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(135deg, #009688 0%, #4db6ac 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}
.hero-section h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}
.hero-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
}
.btn-primary {
    background: #004d40;
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 700;
    font-size: 1rem;
    transition: background-color 0.3s ease;
}
.btn-primary:hover,
.btn-primary:focus {
    background: #00251a;
    outline: none;
}
.btn-primary:focus {
    outline: 3px solid #80cbc4;
    outline-offset: 2px;
}

/* Services Section */
.services-section {
    padding: 3rem 0;
    background: white;
    text-align: center;
}
.services-section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #004d40;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.8rem;
}
.service-item {
    background: #e0f2f1;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgb(0 0 0 / 0.1);
}
.service-item h3 {
    margin-bottom: 0.8rem;
    color: #00796b;
}
.service-item p {
    font-size: 1rem;
    color: #004d40;
}

/* About Section */
.about-section {
    padding: 3rem 0;
    background: #f0f4f3;
    text-align: center;
}
.about-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #004d40;
}
.about-section p {
    max-width: 700px;
    margin: 0 auto 1rem auto;
    color: #333;
    font-size: 1.1rem;
}
.about-section a {
    font-weight: 600;
}

/* Contact Section */
.contact-section {
    padding: 3rem 0;
    background: white;
    text-align: center;
}
.contact-section h2 {
    font-size: 2rem;
    margin-bottom: 2rem;
    color: #004d40;
}
form {
    max-width: 600px;
    margin: 0 auto;
    text-align: left;
}
label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #004d40;
}
input[type="text"],
input[type="email"],
textarea {
    width: 100%;
    padding: 0.75rem;
    margin-bottom: 1.5rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    resize: vertical;
}
button.btn-primary {
    display: inline-block;
    width: 100%;
}

/* Form messages */
.form-message {
    max-width: 600px;
    margin: 0 auto 1.5rem auto;
    padding: 1rem;
    border-radius: 4px;
    font-weight: 600;
    text-align: center;
}
.form-message.success {
    background-color: #d0f0e7;
    color: #00796b;
}
.form-message.error {
    background-color: #f8d7da;
    color: #b71c1c;
}

/* Footer */
footer {
    background: #004d40;
    color: white;
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.9rem;
}
footer a {
    color: #80cbc4;
    font-weight: 600;
    margin-left: 0.5rem;
}
footer a:hover {
    text-decoration: underline;
}

/* Responsive */
@media (max-width: 600px) {
    nav ul {
        flex-direction: column;
        gap: 1rem;
    }
}