﻿<style >
body {
    font-family: 'Georgia', serif;
    line-height: 1.7;
    margin: 0;
    padding: 20px;
    background: linear-gradient(to bottom, #f4f5f7 0%, #dfe7ec 40%, #cfd8dc 100%);
    color: #263238;
    max-width: 1000px;
    margin: 0 auto;
}

header {
    text-align: center;
    background: #f8fafc;
    padding: 30px;
    border-radius: 20px;
    margin-bottom: 30px;
    box-shadow: 0 6px 20px rgba(0,0,0,0.08);
    border: 1px solid #cfd8dc;
}

h1 {
    font-size: 3em;
    color: #01579b;
    margin: 0;
}

.subtitle {
    font-size: 1.2em;
    color: #455a64;
    margin: 10px 0;
}

nav {
    background: #f5f7f9;
    padding: 15px;
    border-radius: 15px;
    margin-bottom: 30px;
    box-shadow: 0 4px 14px rgba(0,0,0,0.06);
    border: 1px solid #cfd8dc;
}

    nav ul {
        list-style: none;
        padding: 0;
        display: flex;
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
        margin: 0;
    }

    nav a {
        color: #00695c;
        text-decoration: none;
        padding: 8px 16px;
        border-radius: 20px;
        background: #e0f2f1;
        border: 1px solid #b2dfdb;
        transition: all 0.2s;
        font-size: 0.95em;
    }

        nav a:hover {
            background: #00695c;
            color: white;
            transform: translateY(-1px);
        }

section {
    background: #ffffff;
    margin-bottom: 25px;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 18px rgba(0,0,0,0.06);
    border-left: 5px solid #607d8b;
    border-top: 1px solid #e0e0e0;
}

h2 {
    color: #37474f;
    font-size: 1.6em;
    border-bottom: 2px solid #b0bec5;
    padding-bottom: 8px;
    margin-top: 0;
}

p {
    margin: 0 0 12px 0;
    font-size: 1em;
}

.download-btn {
    display: inline-block;
    background: linear-gradient(45deg, #00796b, #0288d1);
    color: white;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 30px;
    font-size: 1.05em;
    font-weight: bold;
    margin: 18px 0 5px 0;
    box-shadow: 0 6px 18px rgba(0, 121, 107, 0.35);
    transition: all 0.2s;
}

    .download-btn:hover {
        transform: translateY(-1px);
        box-shadow: 0 8px 24px rgba(0, 121, 107, 0.45);
    }

footer {
    text-align: center;
    padding: 18px;
    color: #546e7a;
    font-size: 0.9em;
    background: #f5f7f9;
    border-radius: 10px;
    margin-top: 30px;
    border: 1px solid #cfd8dc;
}

    footer a {
        color: #00695c;
        text-decoration: none;
    }

        footer a:hover {
            text-decoration: underline;
        }

@media (max-width: 768px) {
    body {
        padding: 12px;
    }

    h1 {
        font-size: 2.2em;
    }

    nav ul {
        flex-direction: column;
        align-items: center;
    }
}

</style >
