:root {
  --bg: #0b1020;
  --panel: #121a2f;
  --muted: #95a3c6;
  --text: #ebf1ff;
  --brand: #6aa2ff;
  --brand2: #7ef6c9;
  --ok: #36d399;
  --warn: #ffdd66;
  --radius: 16px;
  --shadow: 0 18px 46px rgba(0, 0, 0, .35);
}

* {
  box-sizing: border-box
}

body {
  margin: 0;
  background: radial-gradient(1200px 600px at 10% -10%, #1b2a57 0%, rgba(27, 42, 87, 0) 60%), 
  radial-gradient(1200px 600px at 100% 10%, #3b2a74 0%, rgba(59, 42, 116, 0) 55%), var(--bg);
  color: var(--text);
  font-family: Inter, system-ui, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6
}

a {
  color: inherit;
  text-decoration: none
}

.wrap {
  max-width: 1120px;
  margin: 0 auto;
  padding: 24px
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0
}

.brand {
  display: flex;
  gap: 10px;
  align-items: center
}

.logo {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  box-shadow: var(--shadow)
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  font-weight: 800;
  letter-spacing: .2px
}

.chip {
  font-size: 12px;
  color: #a9c6ff;
  background: #182a52;
  border: 1px solid #2c4b8a;
  padding: 4px 10px;
  border-radius: 999px
}

.hero {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: 26px;
  align-items: center;
  margin-top: 18px
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .02));
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: var(--radius);
  box-shadow: var(--shadow)
}

.hero .left {
  padding: 28px
}

.title {
  font-size: 34px;
  line-height: 1.2;
  margin: 0 0 12px;
  font-weight: 900
}

.sub {
  color: var(--muted);
  font-size: 16px;
  margin: 0 0 16px
}

.bullets {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 14px 0 22px
}

.tag {
  font-size: 13px;
  background: #0e1a36;
  border: 1px solid #233978;
  color: #cfe0ff;
  padding: 6px 10px;
  border-radius: 10px
}

.cta-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px;
  border-radius: 12px;
  font-weight: 800;
  cursor: pointer;
  transition: transform .08s ease
}

.btn:active {
  transform: translateY(1px)
}

.btn-primary {
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  color: #001329;
  box-shadow: 0 12px 24px rgba(106, 162, 255, .25)
}

.btn-ghost {
  border: 1px solid rgba(255, 255, 255, .18);
  color: #d6e6ff;
  background: transparent
}

.media {
  min-height: 360px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px
}

.placeholder {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 16/10;
  border-radius: 18px;
  border: 1px dashed rgba(255, 255, 255, .22);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #a8b6da
}

.placeholder small {
  opacity: .9
}

.placeholder img {
  max-width: 100%;
  max-height: 100%;
  border-radius: 16px;
  object-fit: contain
}

.grid3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin: 28px 0
}

.item {
  padding: 18px
}

.item h3 {
  margin: 0 0 8px;
  font-size: 16px
}

.item p {
  margin: 0;
  color: var(--muted);
  font-size: 14px
}

.syllabus {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 10px
}

.row {
  padding: 16px
}

.row b {
  color: var(--ok)
}

.note {
  font-size: 12px;
  color: #aab7d7;
  margin-top: 8px
}

.testi {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 12px
}

.bubble {
  padding: 16px;
  border-left: 3px solid var(--brand);
  font-size: 14px;
  color: #dfe7ff
}

.faq {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px
}

.qa {
  padding: 18px
}

.qa h4 {
  margin: 0 0 6px
}

.disclaimer {
  padding: 18px;
  color: #cbd7ff;
  font-size: 13px
}

footer {
  margin: 40px 0 90px;
  color: #9fb0d3;
  font-size: 13px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: space-between
}

/* Floating CTA */
.floating-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--brand), var(--brand2));
  color: #001329;
  font-weight: 800;
  text-align: center;
  padding: 16px;
  font-size: 16px;
  box-shadow: 0 -4px 18px rgba(0, 0, 0, .35);
  z-index: 9999
}

@media (max-width:980px) {
  .hero {
    grid-template-columns: 1fr
  }

  .grid3 {
    grid-template-columns: 1fr
  }

  .syllabus {
    grid-template-columns: 1fr
  }

  .testi {
    grid-template-columns: 1fr
  }

  .faq {
    grid-template-columns: 1fr
  }

  .title {
    font-size: 28px
  }
}