/* ───────── AI Course landing (theme หลัก) ───────── */

.pg-hero {
  position: relative;
  padding: 96px 0 64px;
  text-align: center;
  overflow: hidden;
}
.pg-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% -10%, #6366f155 0, transparent 55%),
    radial-gradient(circle at 15% 30%, #a78bfa22 0, transparent 45%);
  pointer-events: none;
}
.pg-badge {
  display: inline-block;
  font-size: 12.5px;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: #ddd6fe;
  background: #6366f122;
  border: 1px solid #a78bfa55;
  border-radius: 999px;
  padding: 6px 16px;
}
.pg-title {
  font-size: clamp(34px, 6.2vw, 60px);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin: 18px 0 16px;
}
.pg-hi {
  background: linear-gradient(120deg, var(--c-accent1), #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pg-lead {
  max-width: 680px;
  margin: 0 auto 30px;
  color: var(--muted);
  font-size: 18px;
}
.pg-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}
.pg-trust {
  margin-top: 22px;
  color: var(--muted);
  font-size: 13.5px;
}
.pg-sectionLead {
  color: var(--muted);
  margin: -2px 0 22px;
}

/* การ์ด 4 ช่อง (เหมาะกับใคร) */
.pg-cards4 {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.pg-card {
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  padding: 22px;
  transition: transform 0.12s ease, background 0.12s ease;
}
.pg-card:hover {
  transform: translateY(-3px);
  background: var(--card-hi);
}
.pg-cardIcon {
  font-size: 28px;
  margin-bottom: 10px;
}
.pg-cardTitle {
  font-size: 17px;
  margin-bottom: 6px;
}
.pg-cardText {
  color: var(--muted);
  font-size: 14.5px;
  margin: 0;
}

/* Timeline หลักสูตร 7 วัน */
.pg-timeline {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 16px;
}
.pg-dayCard {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--card);
  padding: 22px;
  position: relative;
  transition: transform 0.12s ease, border-color 0.12s ease;
}
.pg-dayCard:hover {
  transform: translateY(-3px);
  border-color: #a78bfa66;
}
.pg-dayHead {
  margin-bottom: 10px;
}
.pg-dayNum {
  display: inline-block;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: #04121f;
  background: linear-gradient(120deg, var(--c-accent1), var(--c-accent2));
  border-radius: 999px;
  padding: 3px 12px;
  margin-bottom: 10px;
}
.pg-dayTitle {
  font-size: 18px;
  margin: 0;
}
.pg-dayGoal {
  color: var(--text);
  font-size: 14.5px;
  margin: 0 0 12px;
  opacity: 0.92;
}
.pg-dayPoints {
  margin: 0 0 14px;
  padding-left: 18px;
  color: var(--muted);
  font-size: 14px;
}
.pg-dayPoints li {
  margin: 5px 0;
}
.pg-dayMeta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  border-top: 1px solid var(--line);
  padding-top: 12px;
  font-size: 13px;
  color: var(--muted);
}
.pg-dayMeta strong {
  color: var(--gold);
  font-weight: 700;
}

/* ผลลัพธ์ */
.pg-outcomes {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 14px;
}
.pg-outcome {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  padding: 18px 20px;
  font-size: 15.5px;
}
.pg-check {
  display: grid;
  place-items: center;
  flex: 0 0 26px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  font-size: 14px;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(120deg, var(--c-accent1), var(--c-accent2));
}

/* ผู้สอน */
.pg-instructor {
  display: flex;
  gap: 22px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--card);
  padding: 28px;
}
.pg-avatar {
  flex: 0 0 88px;
  width: 88px;
  height: 88px;
  display: grid;
  place-items: center;
  font-size: 40px;
  border-radius: 20px;
  background: #6366f122;
  border: 1px solid #a78bfa44;
}
.pg-instructorName {
  font-size: 22px;
  margin: 2px 0 8px;
}
.pg-instructorBio {
  color: var(--muted);
  margin: 0;
  font-size: 15px;
}

/* FAQ */
.pg-faq {
  margin-top: 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.pg-faqItem {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  padding: 4px 18px;
}
.pg-faqItem[open] {
  background: var(--card-hi);
  border-color: #a78bfa44;
}
.pg-faqQ {
  cursor: pointer;
  list-style: none;
  padding: 14px 0;
  font-weight: 700;
  font-size: 16px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
}
.pg-faqQ::-webkit-details-marker {
  display: none;
}
.pg-faqQ::after {
  content: '+';
  color: var(--c-accent1);
  font-weight: 800;
  font-size: 20px;
  line-height: 1;
}
.pg-faqItem[open] .pg-faqQ::after {
  content: '−';
}
.pg-faqA {
  margin: 0;
  padding: 0 0 16px;
  color: var(--muted);
  font-size: 14.5px;
  line-height: 1.7;
}

/* สมัครเรียน (CTA) */
.pg-enroll {
  text-align: center;
  border: 1px solid #a78bfa44;
  border-radius: 24px;
  background:
    radial-gradient(circle at 50% 0%, #6366f133 0, transparent 60%),
    var(--card);
  padding: 44px 28px;
}
.pg-enrollTitle {
  font-size: clamp(24px, 4vw, 34px);
  margin: 6px 0 18px;
}
.pg-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}
.pg-priceNum {
  font-size: 46px;
  font-weight: 800;
  background: linear-gradient(120deg, var(--c-accent1), #c4b5fd);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.pg-priceNote {
  color: var(--muted);
  font-size: 14px;
}
.pg-soon {
  margin-top: 18px;
  color: var(--gold);
  font-size: 15px;
}

/* ครอสโปรโมตเกม */
.pg-gameStrip {
  margin-top: 20px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 16px;
}
.pg-gameCard {
  display: flex;
  align-items: center;
  gap: 16px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: var(--card);
  padding: 18px 20px;
  color: var(--text);
  transition: transform 0.12s ease, background 0.12s ease;
}
.pg-gameCard:hover {
  text-decoration: none;
  transform: translateY(-3px);
  background: var(--card-hi);
}
.pg-gameSoon {
  opacity: 0.7;
}
.pg-gameIcon {
  font-size: 34px;
}
.pg-gameInfo {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.pg-gameName {
  font-weight: 800;
  font-size: 17px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.pg-gameBadge {
  font-size: 11px;
  font-weight: 700;
  color: var(--gold);
  background: #f5c4511a;
  border: 1px solid #f5c45140;
  border-radius: 999px;
  padding: 2px 9px;
}
.pg-gameTag {
  color: var(--muted);
  font-size: 13.5px;
}

@media (max-width: 560px) {
  .pg-instructor {
    flex-direction: column;
    text-align: center;
  }
}