* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: #050816;
  color: #e5e7eb;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
header {
  background: radial-gradient(circle at top left, #22c55e33, transparent),
              radial-gradient(circle at top right, #38bdf833, transparent);
  border-bottom: 1px solid #111827;
}
.navbar {
  max-width: 1100px;
  margin: 0 auto;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nav-links a {
  margin-left: 20px;
  font-size: 0.95rem;
  color: #9ca3af;
}
.nav-links a:hover { color: #f97316; }
main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 24px 20px 40px;
}
.hero {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 24px;
  align-items: center;
  padding: 32px 24px;
  margin: 24px 0 32px;
  background: radial-gradient(circle at top, #22c55e11, #020617);
  border-radius: 24px;
  border: 1px solid #1f2937;
  box-shadow: 0 20px 45px rgba(0,0,0,0.55);
}
.hero-badge {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: #a5b4fc;
  margin-bottom: 8px;
}
.hero-title { font-size: 2rem; font-weight: 700; margin-bottom: 12px; }
.hero-subtitle {
  color: #9ca3af;
  margin-bottom: 20px;
  line-height: 1.6;
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.btn-primary, .btn-outline {
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
}
.btn-primary {
  background: linear-gradient(135deg, #22c55e, #4ade80);
  color: #022c22;
  box-shadow: 0 10px 30px rgba(34,197,94,0.45);
}
.btn-primary:hover { filter: brightness(1.05); }
.btn-outline {
  background: transparent;
  border-color: #4b5563;
  color: #e5e7eb;
}
.btn-outline:hover { border-color: #9ca3af; }
.hero-card {
  border-radius: 20px;
  background: radial-gradient(circle at top, #0f172a, #020617);
  border: 1px solid #1f2937;
  padding: 18px 18px 20px;
}
.hero-card h3 { font-size: 1rem; margin-bottom: 10px; }
.hero-card ul { list-style: none; padding-left: 0; margin: 0; }
.hero-card li {
  font-size: 0.86rem;
  color: #9ca3af;
  padding: 4px 0;
}
.section-title { font-size: 1.3rem; font-weight: 600; margin: 24px 0 4px; }
.section-subtitle {
  font-size: 0.9rem;
  color: #9ca3af;
  margin-bottom: 16px;
}
.course-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.course-card {
  background: radial-gradient(circle at top, #020617, #020617);
  border-radius: 20px;
  border: 1px solid #111827;
  padding: 18px 18px 20px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
}
.course-card:hover {
  transform: translateY(-4px);
  border-color: #22c55e;
  box-shadow: 0 14px 35px rgba(0,0,0,0.65);
}
.course-title { font-size: 1rem; font-weight: 600; margin-bottom: 6px; }
.course-tagline { font-size: 0.86rem; color: #9ca3af; margin-bottom: 12px; }
.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 10px; }
.chip {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 999px;
  background: #020617;
  border: 1px solid #1f2937;
  color: #9ca3af;
}
.course-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  margin-top: 6px;
  margin-bottom: 6px;
}
.course-meta span.price { font-weight: 600; color: #4ade80; }
.course-link { font-size: 0.85rem; color: #a5b4fc; margin-top: 6px; }
.price-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-top: 8px;
}
.price-table th, .price-table td {
  border: 1px solid #1f2937;
  padding: 8px 10px;
  text-align: left;
}
.price-table th { background: #020617; font-weight: 600; }
.footer {
  border-top: 1px solid #111827;
  padding: 16px 20px 28px;
  font-size: 0.8rem;
  color: #6b7280;
  text-align: center;
  background: #020617;
}
.track-grid, .cert-grid, .mini-grid, .badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
  margin-top: 16px;
}
.track-card, .cert-card, .mini-card, .badge-card {
  background: #020617;
  border-radius: 20px;
  border: 1px solid #111827;
  padding: 18px 18px 20px;
}
.track-card h2, .cert-card h2, .mini-card h2, .badge-card h2 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}
.track-card p, .cert-card p, .mini-card p, .badge-card p {
  font-size: 0.9rem;
  color: #9ca3af;
}
.track-badge, .cert-code, .mini-code {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: #a5b4fc;
  margin-bottom: 4px;
}
.track-meta, .cert-meta, .mini-meta {
  font-size: 0.8rem;
  color: #9ca3af;
  margin-bottom: 8px;
}
.track-card ul, .cert-card ul, .mini-card ul {
  margin: 6px 0 0;
  padding-left: 18px;
}
.track-card li, .cert-card li, .mini-card li {
  font-size: 0.86rem;
  color: #d1d5db;
  margin: 3px 0;
}
.badge-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.8rem;
  border-radius: 999px;
  border: 1px solid #1f2937;
  padding: 4px 10px;
  background: #020617;
}
.badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #22c55e;
}
.badge-dot.orange { background:#f97316; }
.badge-dot.blue { background:#38bdf8; }
.badge-dot.purple { background:#a855f7; }
.badge-dot.yellow { background:#eab308; }
.badge-dot.pink { background:#ec4899; }
.badge-dot.gray { background:#6b7280; }

.badge-img-large {
  width: 90px;
  margin-bottom: 10px;
}
.badge-img-mini {
  width: 110px;
  margin-bottom: 8px;
}
.badge-gallery-img {
  width: 130px;
  margin: 0 auto 10px;
}

@media (max-width: 840px) {
  .hero { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .navbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
}



/* Premium certification card layout */
.cert-grid {
  display: grid;
  gap: 24px;
}

.cert-card {
  background: radial-gradient(circle at top, #22c55e11, #020617);
  border-radius: 24px;
  border: 1px solid #1f2937;
  padding: 20px 22px;
  box-shadow: 0 18px 40px rgba(15,23,42,0.7);
}

.cert-card-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 24px;
  align-items: center;
}

.cert-badge-col {
  display: flex;
  align-items: center;
  justify-content: center;
}

.badge-hero {
  max-width: 210px;
  height: auto;
  filter: drop-shadow(0 0 18px rgba(56,189,248,0.4));
  transition: transform 0.18s ease-out, filter 0.18s ease-out;
}

.cert-card:hover .badge-hero {
  transform: translateY(-4px);
  filter: drop-shadow(0 0 28px rgba(56,189,248,0.75));
}

.cert-content-col .cert-code {
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #9ca3af;
  margin-bottom: 6px;
}

.cert-content-col h2 {
  margin-top: 0;
}

.cert-cta-row {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 900px) {
  .cert-card-grid {
    grid-template-columns: 1fr;
  }
  .cert-badge-col {
    justify-content: flex-start;
  }
  .badge-hero {
    max-width: 190px;
  }
}



/* Layout container for main content width */
.page-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Two-column grid for certification catalogue on desktop */
.cert-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}

/* On smaller screens, single column */
@media (max-width: 900px) {
  .cert-grid {
    grid-template-columns: 1fr;
  }
}

/* Tweak card layout spacing */
.cert-card {
  margin: 0;
}

/* Ensure badge hero stands out */
.cert-badge-col {
  align-items: flex-start;
}

.badge-hero {
  max-width: 280px;
}



/* === VEXA premium certification card final tuning === */
.badge-hero {
  max-width: 320px;
  margin: 0 auto;
  display: block;
  height: auto;
  filter: drop-shadow(0 0 18px rgba(56,189,248,0.4));
  transition: transform 0.18s ease-out, filter 0.18s ease-out;
}

.cert-card:hover .badge-hero {
  transform: translateY(-4px);
  filter: drop-shadow(0 0 28px rgba(56,189,248,0.75));
}

.cert-badge-col {
  display: flex;
  justify-content: center;
  align-items: center;
  padding-top: 10px;
}

.cert-card {
  background: radial-gradient(circle at top, #22c55e11, #020617);
  border-radius: 24px;
  border: 1px solid #1f2937;
  padding: 14px 16px;
  box-shadow: 0 18px 40px rgba(15,23,42,0.7);
  margin: 0;
}

.cert-card-grid {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: 14px;
  align-items: center;
}

.cert-content-col {
  max-width: 65%;
}



/* === Dedicated course page layout === */
.course-hero {
  max-width: 1100px;
  margin: 24px auto 32px;
  padding: 28px 22px;
  background: radial-gradient(circle at top, #22c55e11, #020617);
  border-radius: 24px;
  border: 1px solid #1f2937;
  box-shadow: 0 20px 45px rgba(15,23,42,0.75);
}

.course-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(0, 2fr);
  gap: 24px;
  align-items: center;
}

.course-hero-badge {
  display: flex;
  justify-content: center;
  align-items: center;
}

.course-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0 16px;
}

.meta-pill {
  font-size: 0.8rem;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid #374151;
  background: #020617;
  color: #e5e7eb;
}

.course-section {
  max-width: 1100px;
  margin: 0 auto 28px;
  padding: 0 22px;
}

.course-bullets {
  margin-top: 10px;
  padding-left: 1.2rem;
  color: #d1d5db;
}

.course-bullets li {
  margin-bottom: 4px;
}

.syllabus-item {
  margin-top: 8px;
  border-radius: 14px;
  background: #020617;
  border: 1px solid #111827;
  padding: 10px 14px;
}

.syllabus-item > summary {
  cursor: pointer;
  font-weight: 500;
}

.syllabus-item ul {
  margin-top: 6px;
  padding-left: 1.2rem;
  color: #d1d5db;
}

@media (max-width: 900px) {
  .course-hero-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}