:root {
    --primary-color: #2C3E50;
    --secondary-color: #3498DB;
    --accent-color: #E74C3C;
    --text-color: #2C3E50;
    --light-bg: #F8F9FA;
    --white: #FFFFFF;
    --max-width: 1200px;
    --green-color: #27AE60;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--green-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #219653;
}

.btn-secondary {
    background-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
    border: 2px solid var(--white);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    font-weight: 600;
    backdrop-filter: blur(2px);
}

.btn-secondary:hover {
    background-color: var(--green-color);
    color: var(--white);
    border-color: var(--green-color);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
}

.title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
}

.success-message {
    color: #27ae60;
    background-color: #daf2e4;
    padding: 10px 20px;
    border-radius: 5px;
    margin: 10px 0;
    display: none;
}

.error-message {
    color: var(--accent-color);
    background-color: #fad7d3;
    padding: 10px 20px;
    border-radius: 5px;
    margin: 10px 0;
    display: none;
}

@media (max-width: 768px) {
    .title {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .section {
        padding: 60px 0;
    }
}