:root {
  --course-ink: #132238;
  --course-muted: #5d6b7c;
  --course-brand: #087c47;
  --course-brand-dark: #056239;
  --course-soft: #f2faf6;
  --course-border: #dfe8e3;
  --course-white: #fff;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

.course-landing {
  color: var(--course-ink);
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
}

.course-landing .section {
  margin: 0 auto;
  max-width: 1240px;
  padding: 88px 32px;
}

.course-hero {
  align-items: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 520px;
  position: relative;
  text-align: center;
}

.course-hero::before {
  background: radial-gradient(circle, rgba(8, 124, 71, 0.13) 0, rgba(8, 124, 71, 0) 70%);
  content: "";
  height: 420px;
  left: 50%;
  pointer-events: none;
  position: absolute;
  top: 0;
  transform: translateX(-50%);
  width: min(900px, 100%);
  z-index: -1;
}

.eyebrow {
  color: var(--course-brand);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 14px;
  text-transform: uppercase;
}

.course-hero h1 {
  font-size: clamp(38px, 5vw, 62px);
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin: 0;
  max-width: 980px;
}

.hero-description {
  color: var(--course-muted);
  font-size: 19px;
  line-height: 1.7;
  margin: 26px auto 32px;
  max-width: 850px;
}

.primary-cta,
.plan-button,
.course_addto_cart {
  align-items: center;
  background: var(--course-brand);
  border: 0;
  border-radius: 999px;
  color: var(--course-white);
  cursor: pointer;
  display: inline-flex;
  font-size: 16px;
  font-weight: 700;
  justify-content: center;
  min-height: 48px;
  padding: 12px 24px;
  text-decoration: none;
  transition: background-color 0.2s ease, transform 0.2s ease;
}

.primary-cta:hover,
.plan-button:hover,
.course_addto_cart:hover {
  background: var(--course-brand-dark);
  color: var(--course-white);
  transform: translateY(-2px);
}

.section-heading {
  margin: 0 auto 40px;
  max-width: 800px;
  text-align: center;
}

.section-heading h2 {
  font-size: clamp(30px, 4vw, 44px);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin: 0 0 18px;
}

.section-heading > p:last-child,
.feature-card > p,
.chapters-card > p {
  color: var(--course-muted);
  font-size: 17px;
  line-height: 1.65;
  margin: 0;
}

.features_section { border-top: 1px solid var(--course-border); }

.features-grid {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.feature-card,
.chapters-card {
  background: var(--course-white);
  border: 1px solid var(--course-border);
  border-radius: 20px;
  box-shadow: 0 16px 50px rgba(19, 34, 56, 0.07);
  padding: 34px;
}

.feature-card h3,
.chapters-card h3 {
  font-size: 24px;
  line-height: 1.3;
  margin: 0 0 12px;
}

.features-list,
.chapter-list,
.plan-features {
  list-style: none;
  margin: 24px 0 0;
  padding: 0;
}

.features-list li,
.plan-features li {
  align-items: flex-start;
  display: flex;
  gap: 12px;
  line-height: 1.55;
  margin-top: 15px;
}

.features-list i,
.plan-features i {
  color: var(--course-brand);
  flex: 0 0 auto;
  font-size: 18px;
}

.chapter-list {
  border: 1px solid var(--course-border);
  border-radius: 12px;
  max-height: 420px;
  overflow-y: auto;
}

.chapter-list li {
  border-bottom: 1px solid var(--course-border);
  line-height: 1.45;
  padding: 13px 16px;
}

.chapter-list li:last-child { border-bottom: 0; }
.chapter-list li:nth-child(even) { background: #f8faf9; }

.price_section {
  background: var(--course-soft);
  border-radius: 28px;
  margin-bottom: 88px !important;
  scroll-margin-top: 90px;
}

.price_container {
  display: grid;
  gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

.price_table {
  background: var(--course-white);
  border: 1px solid var(--course-border);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: 28px 22px;
  position: relative;
}

.price_table.recommended {
  border: 2px solid var(--course-brand);
  box-shadow: 0 16px 40px rgba(8, 124, 71, 0.14);
}

.recommended-label {
  background: var(--course-brand);
  border-radius: 999px;
  color: var(--course-white);
  font-size: 12px;
  font-weight: 700;
  left: 50%;
  margin: 0;
  padding: 6px 13px;
  position: absolute;
  text-transform: uppercase;
  top: 0;
  transform: translate(-50%, -50%);
}

.price_portion {
  border-bottom: 1px solid var(--course-border);
  padding-bottom: 24px;
  text-align: center;
}

.price_portion h3 { font-size: 20px; margin: 0; }

.table_price {
  color: var(--course-ink);
  font-size: 31px;
  font-weight: 800;
  margin: 14px 0 3px;
}

.plan-for {
  color: var(--course-muted);
  margin: 0 0 18px;
  min-height: 42px;
}

.price_portion .plan-button,
.price_portion .course_addto_cart { width: 100%; }

.course_addto_cart:disabled {
  background: #8b959f;
  cursor: not-allowed;
  transform: none;
}

.plan-features {
  color: var(--course-muted);
  font-size: 14px;
}

.empty-state {
  color: var(--course-muted);
  padding: 24px;
  text-align: center;
}

.plans-empty { grid-column: 1 / -1; }

@media (max-width: 800px) {
  .course-landing .section { padding: 64px 20px; }
  .course-hero { min-height: auto; padding-top: 90px; }
  .features-grid { grid-template-columns: 1fr; }
  .price_section { border-radius: 0; margin-bottom: 60px !important; }
}

@media (max-width: 480px) {
  .course-hero h1 { font-size: 36px; }
  .hero-description { font-size: 17px; }
  .feature-card, .chapters-card { padding: 24px 20px; }
  .price_container { grid-template-columns: 1fr; }
}