.course-alert {
  position: relative;
  z-index: 2;
  background: #075d35;
  color: #fff;
  border-top: 4px solid #f7b916;
}

.course-alert-grid {
  display: grid;
  grid-template-columns: 150px minmax(300px, 1.7fr) minmax(230px, .85fr) auto;
  align-items: center;
  gap: 34px;
  min-height: 178px;
  padding-top: 28px;
  padding-bottom: 28px;
}

.course-alert-mark {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  border-right: 1px solid rgba(255,255,255,.23);
}

.course-alert-mark span,
.course-alert-main > p:first-child {
  color: #ffd26a;
  font: 700 11px/1.3 ui-monospace, SFMono-Regular, Menlo, monospace;
  letter-spacing: .14em;
}

.course-alert-mark b {
  display: block;
  margin-top: 7px;
  font-size: 25px;
  letter-spacing: .05em;
}

.course-alert-main h2 {
  margin: 7px 0;
  max-width: 720px;
  color: #fff;
  font-size: clamp(22px, 2vw, 31px);
  line-height: 1.3;
  letter-spacing: .01em;
}

.course-alert-main .course-summary {
  max-width: 690px;
  color: rgba(255,255,255,.76);
  font-size: 15px;
  line-height: 1.75;
}

.course-facts { margin: 0; }
.course-facts > div + div { margin-top: 13px; padding-top: 13px; border-top: 1px solid rgba(255,255,255,.18); }
.course-facts dt { margin-bottom: 3px; color: rgba(255,255,255,.58); font-size: 11px; letter-spacing: .12em; }
.course-facts dd { margin: 0; color: #fff; font-size: 14px; font-weight: 700; white-space: nowrap; }

.course-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  min-height: 52px;
  padding: 0 20px;
  border: 1px solid rgba(255,255,255,.55);
  border-radius: 999px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
  transition: background .2s ease, color .2s ease, transform .2s ease;
}

.course-link:hover { background: #fff; color: #075d35; transform: translateY(-2px); }
.course-link span { color: #ffd26a; font-size: 18px; }

.course-detail { padding: 86px 0 24px; background: #f8f7ed; }
.course-detail-head { display: flex; align-items: end; justify-content: space-between; gap: 48px; margin-bottom: 28px; }
.course-detail-head h2 { margin: 8px 0 0; color: #075d35; font-size: clamp(34px, 4vw, 54px); line-height: 1.08; }
.course-detail-head > p { max-width: 520px; color: #64766c; line-height: 1.8; }

.course-detail-panel {
  position: relative;
  display: grid;
  grid-template-columns: 1.25fr .8fr .65fr;
  overflow: hidden;
  border-top: 5px solid #f7b916;
  background: #075d35;
  box-shadow: 0 24px 60px rgba(15,62,43,.13);
}

.course-detail-panel::after {
  content: "JAVA";
  position: absolute;
  right: -12px;
  bottom: -38px;
  color: rgba(255,255,255,.035);
  font: 900 150px/1 Arial, sans-serif;
  letter-spacing: -.08em;
  pointer-events: none;
}

.course-detail-title,
.course-detail-facts,
.course-detail-action { position: relative; z-index: 1; padding: 44px; }
.course-detail-title span { display: inline-block; padding: 7px 10px; background: #f7b916; color: #173c2c; font-size: 12px; font-weight: 800; letter-spacing: .08em; }
.course-detail-title > p:nth-of-type(1) { margin: 20px 0 7px; color: #a8c6b7; font: 700 12px/1.3 ui-monospace, SFMono-Regular, Menlo, monospace; letter-spacing: .12em; }
.course-detail-title h3 { margin: 0 0 18px; color: #fff; font-size: clamp(27px, 3vw, 42px); line-height: 1.28; }
.course-detail-title > p:last-child { max-width: 610px; color: rgba(255,255,255,.72); line-height: 1.9; }

.course-detail-facts { margin: 0; background: rgba(0,0,0,.12); border-left: 1px solid rgba(255,255,255,.12); }
.course-detail-facts div { padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.12); }
.course-detail-facts div:first-child { padding-top: 0; }
.course-detail-facts dt { margin-bottom: 5px; color: #ffd26a; font-size: 11px; letter-spacing: .14em; }
.course-detail-facts dd { margin: 0; color: #fff; font-size: 16px; font-weight: 700; }

.course-detail-action { display: flex; flex-direction: column; justify-content: center; background: #f4b617; color: #173c2c; }
.course-detail-action p { line-height: 1.75; }
.course-detail-action p b { display: block; margin-bottom: 4px; font-size: 22px; }
.course-official-btn { margin: 24px 0 15px; background: #fff; color: #075d35; text-align: center; }
.course-official-btn:hover { background: #173c2c; color: #fff; }
.course-detail-action small { line-height: 1.55; opacity: .73; }

@media (max-width: 1100px) {
  .course-alert-grid { grid-template-columns: 125px 1fr 220px; }
  .course-link { grid-column: 2 / -1; justify-self: start; }
  .course-detail-panel { grid-template-columns: 1.3fr .8fr; }
  .course-detail-action { grid-column: 1 / -1; display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 8px 30px; }
  .course-detail-action .course-official-btn { grid-row: 1 / span 2; grid-column: 2; margin: 0; }
}

@media (max-width: 760px) {
  .course-alert-grid { grid-template-columns: 1fr; gap: 20px; padding-top: 32px; padding-bottom: 34px; }
  .course-alert-mark { display: block; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.2); padding-bottom: 18px; }
  .course-alert-mark b { display: inline; margin-left: 10px; font-size: 21px; }
  .course-alert-main h2 { font-size: 25px; }
  .course-link { grid-column: auto; width: 100%; white-space: normal; text-align: center; }
  .course-detail { padding-top: 58px; }
  .course-detail-head { display: block; }
  .course-detail-head > p { margin-top: 18px; }
  .course-detail-panel { grid-template-columns: 1fr; }
  .course-detail-title, .course-detail-facts, .course-detail-action { padding: 30px 24px; }
  .course-detail-facts { border-left: 0; }
  .course-detail-action { grid-column: auto; display: flex; align-items: stretch; }
  .course-detail-action .course-official-btn { margin: 22px 0 14px; }
}