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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #1A1A2E;
    background-color: #EEF0F3;
    margin: 0;
    padding: 0;
}
.container {
    background: #fff;
    max-width: 900px;
    margin: 40px auto;
    padding: 48px 52px;
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.08);
}
header {
    text-align: center;
    margin-bottom: 36px;
    border-bottom: 1px solid #E2E4E8;
    padding-bottom: 24px;
}
header h1 {
    font-size: 2rem;
    font-weight: 800;
    color: #1A1A2E;
    margin-bottom: 8px;
    letter-spacing: -0.5px;
}
.last-updated {
    color: #888899;
    font-size: 0.875rem;
}
section {
    margin-bottom: 32px;
}
h2 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 12px;
    color: #1A1A2E;
}
p {
    margin-bottom: 14px;
    color: #555566;
    line-height: 1.75;
    text-align: justify;
}
ul, ol {
    margin-bottom: 14px;
    padding-left: 22px;
    color: #555566;
    line-height: 1.75;
}
ul li, ol li {
    margin-bottom: 5px;
}
a {
    color: #F0325A;
    text-decoration: none;
}
a:hover {
    text-decoration: underline;
}
.notice-box {
    background-color: #fff8e6;
    border-left: 4px solid #f5a623;
    border-radius: 8px;
    padding: 14px 18px;
    margin-bottom: 14px;
}
.notice-box p {
    color: #7a5700;
    margin-bottom: 0;
}
footer {
    margin-top: 48px;
    border-top: 1px solid #E2E4E8;
    padding-top: 24px;
    text-align: center;
    font-size: 0.875rem;
    color: #888899;
}
footer a {
    color: #F0325A;
}

@media (max-width: 960px) {
    .container { margin: 20px; padding: 32px 28px; }
}
@media (max-width: 600px) {
    .container { margin: 12px; padding: 24px 18px; }
    header h1 { font-size: 1.5rem; }
}