.online-hero-kicker{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border:1px solid #d8e8bd;border-radius:999px;background:#f6faed;color:#4c8b12}
.online-hero-kicker::before{width:6px;height:6px;border-radius:50%;background:#9ddc16;content:""}
.curriculum-hero-copy .online-hero-subtitle{margin:18px 0 0;color:#4c8b12;font-size:18px;font-weight:850;line-height:1.5}
.curriculum-hero-copy .online-hero-subtitle+p{margin-top:12px}

.online-proof{padding-block:88px;background:#fff}
.online-proof .section-shell{display:grid;grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr);gap:74px;align-items:center}
.online-proof-intro h2{margin:16px 0 22px;color:#1f2824;font-size:clamp(36px,4vw,56px);line-height:1.13;letter-spacing:0}
.online-proof-intro h2 strong{color:#4c8b12}
.online-proof-intro>p:last-child{max-width:560px;margin:0;color:#68736d;font-size:17px;line-height:1.85}
.online-proof-list{margin:0;padding:0;list-style:none;border-top:1px solid #dce3d6}
.online-proof-list li{display:grid;grid-template-columns:48px minmax(0,1fr) 42px;gap:16px;align-items:center;min-height:122px;border-bottom:1px solid #dce3d6}
.online-proof-list li>span{color:#b6d47f;font-size:30px;font-weight:900;line-height:1;font-variant-numeric:tabular-nums}
.online-proof-list strong{display:block;color:#1f2824;font-size:18px;line-height:1.35}
.online-proof-list p{margin:7px 0 0;color:#68736d;font-size:14px;line-height:1.65}
.online-proof-list li>svg{width:20px;height:20px;padding:11px;border-radius:13px;background:#eff8cd;color:#4c8b12;box-sizing:content-box}

.online-materials{padding-block:88px}
.online-materials .detail-heading{max-width:780px;margin-bottom:34px}
.online-course-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.online-course-card{display:flex;min-height:430px;flex-direction:column;padding:28px;border:1px solid #dce3d6;border-radius:18px;background:#fff}
.online-course-card:nth-child(2){background:#f4f8ef}
.online-course-card:nth-child(3){background:#fbfcf9}
.online-course-icon{display:grid;width:50px;height:50px;place-items:center;margin-bottom:24px;border-radius:14px;background:#eff8cd;color:#4c8b12}
.online-course-icon svg{width:24px;height:24px}
.online-course-label{margin:0;color:#4c8b12;font-size:11px;font-weight:900;letter-spacing:.08em}
.online-course-card h3{margin:12px 0 15px;color:#1f2824;font-size:26px;line-height:1.23;letter-spacing:0}
.online-course-origin{display:inline-flex;align-items:center;gap:6px;width:max-content;max-width:100%;margin:0 0 16px;padding:7px 10px;border:1px solid #d8e8bd;border-radius:999px;background:#f6faed;color:#467d11;font-size:12px;font-weight:850;line-height:1.3}
.online-course-origin svg{width:14px;height:14px;flex:0 0 auto}
.online-course-description{min-height:76px;margin:0;color:#68736d;font-size:14px;line-height:1.75}
.online-course-card dl{display:grid;gap:11px;margin:auto 0 0;padding-top:18px;border-top:1px solid #dde5d8}
.online-course-card dl div{display:grid;grid-template-columns:86px minmax(0,1fr);gap:9px;align-items:baseline}
.online-course-card dt{color:#879188;font-size:11px;font-weight:800}
.online-course-card dd{margin:0;color:#37413c;font-size:12px;font-weight:750;line-height:1.45}
.online-material-action{display:flex;justify-content:center;margin-top:26px}
.online-material-action .button{min-height:48px}

.online-use-flow{grid-template-columns:repeat(3,minmax(0,1fr))}
.online-use-flow li:last-child{grid-column:auto}

@media(max-width:980px){
  .online-proof .section-shell{gap:48px}
  .online-course-card{min-height:450px;padding:24px}
  .online-course-card h3{font-size:24px}
  .online-course-card dl div{grid-template-columns:1fr;gap:3px}
}

@media(max-width:900px){
  .online-proof .section-shell{grid-template-columns:1fr;gap:34px}
  .online-proof-intro{text-align:center}
  .online-proof-intro>p:last-child{margin-inline:auto}
  .online-proof-list{max-width:720px;margin-inline:auto}
  .online-course-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .online-course-card:last-child{grid-column:1/-1;min-height:0}
  .online-use-flow{grid-template-columns:repeat(3,minmax(0,1fr))}
  .online-use-flow li:last-child{grid-column:auto}
  .online-use-flow li{min-height:150px;padding:22px 26px 22px 16px}
}

@media(max-width:640px){
  .online-hero-kicker{padding:6px 10px;font-size:11px}
  .curriculum-hero-copy .online-hero-subtitle{margin-top:13px;font-size:15px}
  .curriculum-hero-copy .online-hero-subtitle+p{margin-top:9px}
  .online-proof{padding-block:64px}
  .online-proof-intro h2{font-size:31px;line-height:1.16}
  .online-proof-intro>p:last-child{font-size:15px;line-height:1.75}
  .online-proof-list li{grid-template-columns:38px minmax(0,1fr) 34px;gap:10px;min-height:104px}
  .online-proof-list li>span{font-size:24px}
  .online-proof-list strong{font-size:16px}
  .online-proof-list p{margin-top:5px;font-size:12px;line-height:1.55}
  .online-proof-list li>svg{width:16px;height:16px;padding:9px;border-radius:11px}

  .online-materials{padding-block:64px}
  .online-materials .detail-heading{margin-bottom:26px}
  .online-materials .detail-heading h2{font-size:31px}
  .online-materials .detail-heading>div{font-size:15px;line-height:1.65}
  .online-course-grid{grid-template-columns:1fr;gap:10px}
  .online-course-card,.online-course-card:last-child{grid-column:auto;min-height:0;padding:22px;border-radius:16px}
  .online-course-icon{width:44px;height:44px;margin-bottom:18px;border-radius:12px}
  .online-course-card h3{margin:10px 0 12px;font-size:24px;line-height:1.2}
  .online-course-origin{margin-bottom:13px;font-size:11px}
  .online-course-description{min-height:0;font-size:13px;line-height:1.7}
  .online-course-card dl{gap:9px;margin-top:18px;padding-top:15px}
  .online-course-card dl div{grid-template-columns:78px minmax(0,1fr);gap:7px}
  .online-material-action{margin-top:18px}
  .online-material-action .button{width:100%;font-size:14px}

  .online-use-flow{display:block;margin-top:28px}
  .online-use-flow li{min-height:0;padding:18px 34px 18px 12px}
  .online-use-flow li:last-child{grid-column:auto}
}