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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

/* Header styles */
header {
    background: linear-gradient(135deg, #2c7a7b 0%, #38b2ac 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title {
    font-size: 1.5rem;
    font-weight: 600;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    margin: 0;
}
nav ul li {
    margin: 0;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    transition: opacity 0.3s;
    padding: 0.5rem 1rem;
    border-radius: 5px;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
    opacity: 0.9;
}

/* Main content */
main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 20px;
}

/* Hero section */
.hero {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, #e6fffa 0%, #b2f5ea 100%);
    border-radius: 15px;
    margin-bottom: 3rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.hero h1 {
    font-size: 2.5rem;
    color: #234e52;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero p {
    font-size: 1.1rem;
    color: #2c7a7b;
    max-width: 800px;
    margin: 0 auto;
}

/* Content sections */
.content-section {
    background: white;
    padding: 2.5rem;
    margin-bottom: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

.content-section h2 {
    color: #2c7a7b;
    font-size: 1.8rem;
    margin-bottom: 1rem;
    border-left: 4px solid #38b2ac;
    padding-left: 1rem;
}

.content-section h3 {
    color: #319795;
    font-size: 1.4rem;
    margin: 1.5rem 0 1rem 0;
}

.content-section p {
    margin-bottom: 1rem;
    text-align: justify;
    color: #4a5568;
}

blockquote {
    background-color: #e6fffa;
    border-left: 4px solid #38b2ac;
    padding: 1rem 1.5rem;
    margin: 1.5rem 0;
    font-style: italic;
    color: #2c7a7b;
    border-radius: 5px;
}

ul {
    margin: 1rem 0 1rem 2rem;
    color: #4a5568;
}

ul li {
    margin-bottom: 0.5rem;
}

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

.method-card {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.method-card h3 {
    color: #2c7a7b;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.method-card p {
    color: #4a5568;
    line-height: 1.6;
}

/* Contact form */
.contact-form {
    max-width: 600px;
    margin: 2rem auto;
    background: white;
    padding: 2.5rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #2c7a7b;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e2e8f0;
    border-radius: 5px;
    font-size: 1rem;
    transition: border-color 0.3s;
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #38b2ac;
}

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

.submit-btn {
    background: linear-gradient(135deg, #2c7a7b 0%, #38b2ac 100%);
    color: white;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(56, 178, 172, 0.3);
}

/* Contact info */
.contact-info {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 2px 15px rgba(0,0,0,0.05);
    margin-bottom: 2rem;
}

.contact-info h3 {
    color: #2c7a7b;
    margin-bottom: 1rem;
}

.contact-info p {
    color: #4a5568;
    margin-bottom: 0.5rem;
}

.contact-info a {
    color: #38b2ac;
    text-decoration: none;
}

.contact-info a:hover {
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: #2c7a7b;
    color: white;
    text-align: center;
    padding: 2rem;
    margin-top: 4rem;
}

footer p {
    margin: 0;
    opacity: 0.9;
}

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

    nav ul {
        gap: 1rem;
        text-align: center;
    }

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

    .content-section {
        padding: 1.5rem;
    }

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

    main {
        padding: 2rem 15px;
    }
}