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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f8f9fa;
    color: #333;
    line-height: 1.6;
}

.header {
    background: #fff;
    border-bottom: 1px solid #e1e4e8;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0,0,0,0.04);
}

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

.logo {
    font-size: 24px;
    font-weight: 700;
    color: #4E9DF7;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-link {
    color: #666;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.2s;
}

.nav-link:hover {
    color: #4E9DF7;
}

.policy-container {
    max-width: 900px;
    margin: 40px auto;
    padding: 0 20px;
}

.policy-header {
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    margin-bottom: 30px;
}

.policy-title {
    font-size: 32px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 10px;
}

.policy-subtitle {
    color: #666;
    font-size: 16px;
}

.policy-updated {
    color: #999;
    font-size: 14px;
    margin-top: 10px;
}

.policy-nav {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    margin-bottom: 30px;
    top: 100px;
}

.policy-nav-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1a1a1a;
}

.policy-nav-list {
    list-style: none;
}

.policy-nav-item {
    margin-bottom: 10px;
}

.policy-nav-link {
    color: #666;
    text-decoration: none;
    font-size: 14px;
    display: block;
    padding: 8px 12px;
    border-radius: 6px;
    transition: all 0.2s;
}

.policy-nav-link:hover,
.policy-nav-link.active {
    background: #f8f9fa;
    color: #4E9DF7;
}

.policy-content {
    background: #fff;
    padding: 40px;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
}

.policy-section {
    margin-bottom: 50px;
    scroll-margin-top: 120px;
}

.policy-section:last-child {
    margin-bottom: 0;
}

.section-title {
    font-size: 24px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid #4E9DF7;
}

.section-subtitle {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-top: 25px;
    margin-bottom: 15px;
}

.policy-text {
    color: #555;
    margin-bottom: 15px;
    line-height: 1.8;
}

.policy-list {
    margin-left: 20px;
    margin-bottom: 20px;
}

.policy-list li {
    color: #555;
    margin-bottom: 10px;
    line-height: 1.8;
}

.highlight-box {
    background: #fff5f5;
    border-left: 4px solid #4E9DF7;
    padding: 20px;
    margin: 20px 0;
    border-radius: 6px;
}

.highlight-box-title {
    font-weight: 600;
    color: #4E9DF7;
    margin-bottom: 10px;
}

.info-box {
    background: #f8f9fa;
    border: 1px solid #e1e4e8;
    padding: 20px;
    margin: 20px 0;
    border-radius: 8px;
}

.info-box-title {
    font-weight: 600;
    color: #333;
    margin-bottom: 10px;
}

.table-container {
    overflow-x: auto;
    margin: 20px 0;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

th, td {
    border: 1px solid #e1e4e8;
    padding: 12px;
    text-align: left;
}

th {
    background: #f8f9fa;
    font-weight: 600;
    color: #333;
}

td {
    color: #555;
}

.footer {
    background: #1a1a1a;
    color: #999;
    padding: 40px 0;
    margin-top: 60px;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    text-align: center;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 20px;
}

.footer-link {
    color: #999;
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-link:hover {
    color: #fff;
}

.footer-copyright {
    font-size: 14px;
}

@media (max-width: 768px) {
    .policy-header {
        padding: 30px 20px;
    }

    .policy-title {
        font-size: 24px;
    }

    .policy-content {
        padding: 30px 20px;
    }

    .section-title {
        font-size: 20px;
    }

}