:root { color-scheme: light; }
#nr-cefr-path, #nr-cefr-note { display: none !important; }
* { box-sizing: border-box; }
body { margin: 0; background: #f4f6f7; color: #15202b; font-family: "Hiragino Sans","Yu Gothic UI","Noto Sans JP",sans-serif; }
.improvements-wrap { width: min(860px, calc(100% - 40px)); margin: 0 auto; padding: 48px 0 80px; }
.eyebrow { font-size: 12px; font-weight: 700; letter-spacing: .08em; color: #187a4c; }
h1 { margin: 8px 0 16px; font-size: clamp(28px, 5vw, 42px); line-height: 1.3; }
h2 { margin: 0 0 20px; font-size: 22px; }
.intro { max-width: 700px; line-height: 1.9; font-size: 16px; }
.process, .updates { margin-top: 32px; padding: 24px; background: #fff; border: 1px solid #d3dae0; border-radius: 8px; }
.process ol { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.process li { border-left: 3px solid #187a4c; padding: 4px 12px; }
.process li strong, .process li span { display: block; }
.process li span, .process p, .improvement-card p { color: #4b5966; line-height: 1.7; }
.process p { margin-bottom: 0; font-size: 13px; }
.improvement-list { display: grid; gap: 12px; }
.improvement-card { border: 1px solid #d3dae0; border-radius: 8px; padding: 20px; }
.improvement-card h3 { margin: 8px 0; font-size: 18px; }
.improvement-card p { margin: 0; }
.improvement-card small { color: #4b5966; }
.improvement-card a, .back a { color: #187a4c; }
.back { margin-top: 32px; }
@media (max-width: 640px) { .improvements-wrap { width: calc(100% - 32px); padding-top: 32px; } .process, .updates { padding: 20px 16px; } .process ol { grid-template-columns: 1fr; } }