* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: #f5f7f5;
    color: #1d1d1f;
    line-height: 1.6;
}
.header {
    background: #fff;
    border-bottom: 1px solid #d7ded7;
    padding: 20px 0;
    position: sticky;
    top: 0;
    z-index: 10;
}
.header-inner {
    max-width: 740px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.header h1 { font-size: 20px; font-weight: 600; }
.header span { font-size: 13px; color: #6b756b; }
.nav { margin-left: auto; display: flex; gap: 16px; font-size: 14px; }
.container { max-width: 740px; margin: 0 auto; padding: 40px 24px 80px; }
.meta {
    margin-bottom: 32px;
    padding: 16px 20px;
    background: #fff;
    border-radius: 12px;
    border: 1px solid #d7ded7;
}
.meta p { font-size: 14px; color: #6b756b; margin: 0; }
h2 { font-size: 22px; font-weight: 600; margin: 40px 0 16px; color: #14532d; }
h3 { font-size: 17px; font-weight: 600; margin: 24px 0 12px; color: #1d1d1f; }
p { margin-bottom: 12px; font-size: 15px; color: #424245; }
ul, ol { margin: 0 0 16px 24px; }
li { font-size: 15px; color: #424245; margin-bottom: 6px; }
strong { color: #1d1d1f; }
a { color: #16a34a; text-decoration: none; }
a:hover { text-decoration: underline; }
.section {
    background: #fff;
    border-radius: 12px;
    border: 1px solid #d7ded7;
    padding: 24px;
    margin-bottom: 16px;
}
.section h2 { margin-top: 0; }
.footer { text-align: center; padding: 40px 24px; font-size: 13px; color: #6b756b; }
.footer a { color: #16a34a; }
table { width: 100%; border-collapse: collapse; margin: 12px 0; }
th, td { text-align: left; padding: 8px 12px; font-size: 14px; border-bottom: 1px solid #e6ebe6; }
th { color: #6b756b; font-weight: 500; }
.mark {
    display: inline-block;
    width: 28px; height: 28px;
    border-radius: 7px;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    color: #fff;
    text-align: center;
    line-height: 28px;
    font-weight: 700;
    font-size: 15px;
}