.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 40px 20px;
}

.back-btn {
    display: inline-block;
    color: #28a745;
    text-decoration: none;
    margin-bottom: 30px;
    font-size: 16px;
}

.back-btn:hover {
    text-decoration: underline;
}

h1 {
    font-size: 32px;
    margin-bottom: 30px;
    color: #28a745;
}

h2 {
    font-size: 24px;
    margin: 30px 0 15px;
    color: #fff;
}

h3 {
    color: #28a745;
    margin-bottom: 10px;
    font-size: 20px;
}

p {
    color: #ccc;
    margin-bottom: 15px;
    font-size: 16px;
}

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

ul li {
    padding: 8px 0;
    color: #ccc;
    padding-right: 25px;
    position: relative;
}

ul li::before {
    content: "✓";
    color: #28a745;
    position: absolute;
    right: 0;
}

.update-date {
    color: #888;
    font-size: 14px;
    margin-bottom: 30px;
}

.feature-box {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 25px;
    margin: 20px 0;
}

.highlight-box {
    background: rgba(40, 167, 69, 0.1);
    border: 1px solid rgba(40, 167, 69, 0.3);
    border-radius: 10px;
    padding: 20px;
    margin: 20px 0;
}

.highlight-box p {
    margin-bottom: 0;
}

.footer {
    margin-top: 50px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer img {
    width: 80px;
    opacity: 0.7;
}

[dir="ltr"] ul li {
    padding-right: 0;
    padding-left: 25px;
}

[dir="ltr"] ul li::before {
    right: auto;
    left: 0;
}