.cyber-course {
  --px-orange: #22d3ee;
  --px-orange-soft: rgba(34, 211, 238, 0.12);
  --px-blue: #60a5fa;
  --px-green: #34d399;
}

.cyber-course .navbar-links a {
  white-space: nowrap;
  overflow-wrap: normal;
}

.cyber-course .cyber-hero {
  background:
    radial-gradient(circle at 82% 22%, rgba(52, 211, 153, 0.16), transparent 27%),
    radial-gradient(circle at 20% 10%, rgba(59, 130, 246, 0.17), transparent 29%),
    linear-gradient(135deg, #050b12 0%, #071522 58%, #0b1020 100%);
}

.cyber-course .px-hero h1 span {
  background: linear-gradient(90deg, #34d399, #22d3ee 48%, #818cf8);
  background-clip: text;
  -webkit-background-clip: text;
}

.cyber-course .px-eyebrow {
  color: #a7f3d0;
  border-color: rgba(52, 211, 153, 0.34);
  background: rgba(52, 211, 153, 0.08);
}

.cyber-course .px-status-dot {
  background: #34d399;
  box-shadow: 0 0 14px #34d399;
}

.cyber-course .px-progress-card,
.cyber-course .px-logo-mark {
  border-color: rgba(52, 211, 153, 0.32);
}

.cyber-course .cyber-logo-mark {
  color: #6ee7b7;
  box-shadow: 0 14px 35px rgba(52, 211, 153, 0.18);
}

.cyber-course .cyber-logo-mark span {
  font-size: 2.2rem;
}

.cyber-course .px-progress-track div {
  background: linear-gradient(90deg, #34d399, #22d3ee, #6366f1);
}

.cyber-course .px-module-number {
  color: #a7f3d0;
  border-color: rgba(52, 211, 153, 0.38);
  background: rgba(52, 211, 153, 0.1);
}

.cyber-course .px-course-nav a:hover,
.cyber-course .px-course-nav a.active {
  background: rgba(52, 211, 153, 0.1);
}

.cyber-course .px-course-nav a.active span,
.cyber-course .px-text-button {
  color: #6ee7b7;
}

.cyber-section-label {
  display: flex;
  gap: 15px;
  align-items: center;
  margin: 18px 0 -8px;
  padding: 17px 20px;
  border: 1px solid rgba(52, 211, 153, 0.22);
  border-radius: 15px;
  background: linear-gradient(90deg, rgba(52, 211, 153, 0.09), rgba(59, 130, 246, 0.06));
}

.cyber-section-label > span {
  display: grid;
  flex: 0 0 34px;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  color: #a7f3d0;
  background: rgba(52, 211, 153, 0.13);
  font: 800 0.75rem var(--font-mono);
}

.cyber-section-label strong {
  display: block;
  color: var(--text-primary);
}

.cyber-section-label p {
  margin: 3px 0 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.cyber-open-lesson {
  display: inline-flex;
  align-items: center;
  padding: 10px 14px;
  border: 1px solid rgba(52, 211, 153, 0.3);
  border-radius: 9px;
  background: rgba(52, 211, 153, 0.07);
}

.cyber-open-lesson:hover {
  color: #fff;
  border-color: #34d399;
  background: rgba(52, 211, 153, 0.14);
}

.cyber-message {
  overflow: hidden;
  border: 1px solid rgba(251, 113, 133, 0.32);
  border-radius: 14px;
  background: rgba(75, 20, 38, 0.16);
}

.cyber-message-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid rgba(251, 113, 133, 0.2);
  color: var(--text-secondary);
  font-size: 0.78rem;
}

.cyber-message-head strong {
  color: #fda4af;
  font: 800 0.68rem var(--font-mono);
}

.cyber-message > p {
  margin: 0;
  padding: 22px 18px 16px;
  color: var(--text-primary);
  font-weight: 700;
}

.cyber-clues {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 0 18px 18px;
}

.cyber-clues span {
  padding: 7px 10px;
  border-radius: 999px;
  color: #fecdd3;
  background: rgba(244, 63, 94, 0.13);
  font: 600 0.68rem var(--font-mono);
}

.cyber-layers,
.cyber-red-flags,
.cyber-checkout {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.cyber-layers > div,
.cyber-red-flags > div,
.cyber-checkout > div {
  padding: 18px;
  border: 1px solid #26364d;
  border-radius: 13px;
  background: rgba(8, 14, 23, 0.52);
}

.cyber-layers span,
.cyber-red-flags span,
.cyber-checkout span {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 6px 9px;
  border-radius: 8px;
  color: #a7f3d0;
  background: rgba(52, 211, 153, 0.12);
  font: 800 0.68rem var(--font-mono);
}

.cyber-layers strong,
.cyber-red-flags strong,
.cyber-checkout strong {
  display: block;
  color: var(--text-primary);
}

.cyber-layers p,
.cyber-red-flags p,
.cyber-checkout p {
  margin: 7px 0 0;
  color: var(--text-muted);
  font-size: 0.82rem;
  line-height: 1.55;
}

.cyber-red-flags span {
  color: #fecdd3;
  background: rgba(244, 63, 94, 0.13);
}

.cyber-vault {
  display: flex;
  gap: 18px;
  align-items: center;
  padding: 20px;
  border: 1px solid rgba(99, 102, 241, 0.3);
  border-radius: 15px;
  background: linear-gradient(120deg, rgba(99, 102, 241, 0.1), rgba(34, 211, 238, 0.05));
}

.cyber-vault-lock {
  display: grid;
  flex: 0 0 52px;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 15px;
  color: #c7d2fe;
  background: rgba(99, 102, 241, 0.18);
  font-size: 1.7rem;
}

.cyber-vault strong {
  color: var(--text-primary);
}

.cyber-vault p {
  margin: 5px 0 0;
  color: var(--text-muted);
  font-size: 0.84rem;
  line-height: 1.55;
}

.cyber-network {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: 10px;
  align-items: center;
  padding: 24px;
  border: 1px dashed #354960;
  border-radius: 14px;
  background: rgba(7, 13, 21, 0.55);
}

.cyber-network div {
  padding: 13px;
  border: 1px solid #31445d;
  border-radius: 9px;
  color: var(--text-secondary);
  background: #101a28;
  font-size: 0.76rem;
  text-align: center;
}

.cyber-network .router {
  color: #a7f3d0;
  border-color: rgba(52, 211, 153, 0.43);
  background: rgba(52, 211, 153, 0.09);
}

.cyber-network .guest {
  color: #bfdbfe;
  border-color: rgba(96, 165, 250, 0.36);
}

.cyber-network > span {
  color: #52677f;
}

@media (max-width: 760px) {
  .cyber-layers,
  .cyber-red-flags,
  .cyber-checkout {
    grid-template-columns: 1fr;
  }

  .cyber-network {
    grid-template-columns: 1fr;
  }

  .cyber-network > span {
    transform: rotate(90deg);
    text-align: center;
  }
}