:root {
    --primary-green: #5A8C6F;
    --secondary-mint: #B2E1C7;
    --neutral-gray: #F0F0F0;
    --accent-purple: #7B61FF;
    --dark-green: #3E5F45;
    --light-gray: #FAFAFA;
    --shadow-color: rgba(0, 0, 0, 0.1);
}

body {
    margin: 0;
    font-family: 'Roboto', sans-serif;
    background: linear-gradient(135deg, var(--neutral-gray), var(--light-gray));
    color: var(--dark-green);
    line-height: 1.6;
}

header {
    text-align: center;
    padding: 40px 20px;
    background: linear-gradient(135deg, var(--primary-green), var(--secondary-mint));
    color: white;
    font-size: 1.5rem;
    font-weight: bold;
}

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

h1, h2, h3 {
    font-family: 'CustomTitleFont', cursive;
    font-weight: bold;
    color: var(--dark-green);
    margin-top: 30px;
}

p {
    font-size: 1rem;
    margin-bottom: 15px;
}

pre {
    background: var(--neutral-gray);
    color: var(--dark-green);
    padding: 15px;
    border-radius: 10px;
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.4;
}

code {
    font-family: 'Courier New', monospace;
    color: var(--accent-purple);
}

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

.module {
    background: var(--secondary-mint);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 4px 6px var(--shadow-color);
    transition: transform 0.3s ease;
}

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

button {
    position: relative;
    overflow: hidden;
    background: var(--primary-green);
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
}

button::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: all 0.5s ease-out;
}

button:hover::before {
    width: 200%;
    height: 200%;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid var(--neutral-gray);
    padding: 10px;
    text-align: left;
}

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

ul {
    list-style: none;
    padding: 0;
}

li {
    margin-bottom: 10px;
    position: relative;
    padding-left: 20px;
}

li::before {
    content: '•';
    color: var(--accent-purple);
    position: absolute;
    left: 0;
}

@media (max-width: 768px) {
    header {
        font-size: 1.2rem;
        padding: 20px;
    }

    h1, h2, h3 {
        font-size: 1.5rem;
    }

    pre {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    header {
        font-size: 1rem;
    }

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