:root {
  --navy: #0b1220;
  --navy-2: #111c32;
  --blue: #2563eb;
  --blue-dark: #1d4ed8;
  --cyan: #06b6d4;
  --green: #10b981;
  --cream: #f8fafc;
  --muted: #64748b;
  --text: #1e293b;
  --line: #e2e8f0;
  --white: #ffffff;
  --shadow: 0 22px 70px rgba(15, 23, 42, 0.14);
  --radius: 22px;
  --radius-sm: 14px;
  --container: 1160px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

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

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(100% - 40px, var(--container));
  margin: 0 auto;
}

.section {
  padding: 96px 0;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: -0.03em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--cyan));
  box-shadow: 0 12px 28px rgba(37, 99, 235, 0.28);
}

.brand-text {
  font-size: 1.02rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.94rem;
  font-weight: 700;
  color: #334155;
}

.main-nav a {
  transition: color 0.2s ease, transform 0.2s ease;
}

.main-nav a:hover {
  color: var(--blue);
}

.nav-cta {
  padding: 10px 16px;
  border-radius: 999px;
  color: var(--white) !important;
  background: var(--navy);
}

.nav-cta:hover {
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--white);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 20px;
  height: 2px;
  margin: 4px auto;
  background: var(--navy);
  border-radius: 2px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 110px 0 92px;
  background:
    radial-gradient(circle at 18% 12%, rgba(37, 99, 235, 0.16), transparent 30%),
    radial-gradient(circle at 88% 20%, rgba(6, 182, 212, 0.16), transparent 34%),
    linear-gradient(180deg, #f8fbff 0%, #ffffff 100%);
}

.hero::before {
  content: "";
  position: absolute;
  inset: auto -10% -24% -10%;
  height: 360px;
  background: linear-gradient(90deg, rgba(37, 99, 235, 0.08), rgba(6, 182, 212, 0.08));
  transform: rotate(-3deg);
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 56px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 0.84rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--green);
  box-shadow: 0 0 0 6px rgba(16, 185, 129, 0.12);
}

.eyebrow.light {
  color: #93c5fd;
}

h1, h2, h3 {
  margin: 0;
  color: var(--navy);
  line-height: 1.08;
  letter-spacing: -0.045em;
}

h1 {
  max-width: 760px;
  font-size: clamp(2.65rem, 6vw, 5.25rem);
}

h2 {
  font-size: clamp(2rem, 3.5vw, 3.35rem);
}

h3 {
  font-size: 1.25rem;
}

.subheadline {
  max-width: 760px;
  margin: 24px 0 0;
  color: #475569;
  font-size: 1.17rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 34px 0 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 850;
  letter-spacing: -0.015em;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  color: var(--white);
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  box-shadow: 0 16px 34px rgba(37, 99, 235, 0.28);
}

.btn-primary:hover {
  box-shadow: 0 20px 42px rgba(37, 99, 235, 0.34);
}

.btn-secondary {
  color: var(--navy);
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: 0 12px 28px rgba(15, 23, 42, 0.06);
}

.btn-large {
  min-height: 60px;
  padding: 0 30px;
  font-size: 1.05rem;
}

.support-line,
.trust-line {
  max-width: 760px;
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 0.96rem;
}

.support-line {
  color: #334155;
  font-weight: 700;
}

.hero-card {
  position: relative;
}

.hero-card::before {
  content: "";
  position: absolute;
  inset: -16px;
  border-radius: 32px;
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(6, 182, 212, 0.14));
  filter: blur(2px);
}

.course-card {
  position: relative;
  padding: 34px;
  border: 1px solid rgba(226, 232, 240, 0.9);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: var(--shadow);
}

.card-topline {
  display: inline-flex;
  padding: 8px 12px;
  border-radius: 999px;
  color: #1d4ed8;
  background: #dbeafe;
  font-size: 0.82rem;
  font-weight: 850;
}

.course-card h2 {
  margin-top: 18px;
  font-size: clamp(1.7rem, 2.4vw, 2.35rem);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 28px 0;
}

.metric-grid div {
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f8fafc;
}

.metric-grid strong {
  display: block;
  color: var(--navy);
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -0.05em;
}

.metric-grid span {
  display: block;
  margin-top: 7px;
  color: var(--muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.check-list {
  padding: 0;
  margin: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  padding-left: 30px;
  margin: 12px 0;
  color: #334155;
  font-weight: 700;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  display: grid;
  place-items: center;
  width: 21px;
  height: 21px;
  border-radius: 999px;
  color: var(--white);
  background: var(--green);
  font-size: 0.78rem;
}

.proof-strip {
  padding: 32px 0;
  background: var(--navy);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.proof-grid div {
  padding: 18px 20px;
  border: 1px solid rgba(148, 163, 184, 0.18);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
}

.proof-label {
  display: block;
  margin-bottom: 4px;
  color: #93c5fd;
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proof-grid strong {
  color: var(--white);
  font-size: 1rem;
}

.split-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 58px;
  align-items: start;
}

.section-intro,
.section-heading p,
.format-grid p,
.cta-card p {
  color: #475569;
  font-size: 1.06rem;
}

.section-intro {
  margin: 22px 0 0;
}

.outcome-list {
  display: grid;
  gap: 16px;
}

.outcome-item {
  display: grid;
  grid-template-columns: 54px 1fr;
  gap: 18px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.05);
}

.outcome-item span {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  color: var(--blue);
  background: #eff6ff;
  font-weight: 900;
}

.outcome-item p {
  margin: 8px 0 0;
  color: var(--muted);
}

.section-muted {
  background: #f8fafc;
}

.section-heading {
  max-width: 780px;
  margin-bottom: 44px;
}

.section-heading.center {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.curriculum-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.module-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--white);
  box-shadow: 0 14px 34px rgba(15, 23, 42, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.module-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 22px 50px rgba(15, 23, 42, 0.1);
}

.module-number {
  margin-bottom: 16px;
  color: var(--blue);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.module-card p {
  margin: 12px 0 16px;
  color: var(--muted);
}

.module-card ul {
  padding-left: 18px;
  margin: 0;
  color: #334155;
  font-size: 0.94rem;
  font-weight: 650;
}

.module-card li {
  margin: 6px 0;
}

.included-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(0, 1.18fr);
  gap: 56px;
  align-items: center;
}

.included-copy .btn {
  margin-top: 28px;
}

.included-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.included-card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: linear-gradient(180deg, #ffffff, #f8fafc);
}

.icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  margin-bottom: 18px;
  border-radius: 14px;
  background: #eff6ff;
  font-size: 1.4rem;
}

.included-card p {
  margin: 10px 0 0;
  color: var(--muted);
}

.section-dark {
  background:
    radial-gradient(circle at 78% 22%, rgba(37, 99, 235, 0.22), transparent 28%),
    linear-gradient(135deg, var(--navy), var(--navy-2));
}

.section-dark h2,
.section-dark h3 {
  color: var(--white);
}

.section-dark p {
  color: #cbd5e1;
}

.format-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 0.75fr);
  gap: 56px;
  align-items: center;
}

.format-panel {
  padding: 28px;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.18);
}

.format-row {
  display: grid;
  gap: 6px;
  padding: 18px 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.2);
}

.format-row:last-child {
  border-bottom: 0;
}

.format-row span {
  color: #93c5fd;
  font-size: 0.82rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.format-row strong {
  color: var(--white);
  font-size: 1.02rem;
}

.faq-wrap {
  max-width: 900px;
}

.accordion {
  display: grid;
  gap: 14px;
}

.accordion-item {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
  box-shadow: 0 12px 30px rgba(15, 23, 42, 0.05);
  overflow: hidden;
}

.accordion-trigger {
  position: relative;
  width: 100%;
  padding: 22px 58px 22px 22px;
  border: 0;
  background: transparent;
  color: var(--navy);
  font: inherit;
  font-weight: 850;
  text-align: left;
  cursor: pointer;
}

.accordion-trigger::after {
  content: "+";
  position: absolute;
  right: 22px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--blue);
  font-size: 1.6rem;
  line-height: 1;
}

.accordion-trigger[aria-expanded="true"]::after {
  content: "−";
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.25s ease;
}

.accordion-panel p {
  margin: 0;
  padding: 0 22px 22px;
  color: var(--muted);
}

.final-cta {
  padding-top: 40px;
}

.cta-card {
  position: relative;
  overflow: hidden;
  max-width: 960px;
  margin: 0 auto;
  padding: 56px;
  border-radius: 34px;
  text-align: center;
  background:
    radial-gradient(circle at 20% 12%, rgba(6, 182, 212, 0.16), transparent 28%),
    linear-gradient(135deg, #eff6ff, #ffffff 58%, #ecfeff);
  border: 1px solid #bfdbfe;
  box-shadow: var(--shadow);
}

.cta-card .eyebrow {
  justify-content: center;
}

.cta-card p {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.price-box {
  display: inline-grid;
  gap: 2px;
  margin: 18px auto 26px;
  padding: 18px 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--white);
}

.price-box span {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.price-box strong {
  color: var(--navy);
  font-size: 2rem;
  letter-spacing: -0.05em;
}

.site-footer {
  padding: 44px 0;
  border-top: 1px solid var(--line);
  background: #f8fafc;
}

.footer-grid {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.footer-brand {
  margin-bottom: 12px;
}

.site-footer p {
  margin: 0;
  color: var(--muted);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  color: #334155;
  font-weight: 750;
}

.footer-links a:hover {
  color: var(--blue);
}

@media (max-width: 1024px) {
  .hero-grid,
  .split-grid,
  .included-grid,
  .format-grid {
    grid-template-columns: 1fr;
  }

  .hero-card {
    max-width: 640px;
  }

  .curriculum-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 820px) {
  .nav-toggle {
    display: block;
  }

  .main-nav {
    position: absolute;
    left: 20px;
    right: 20px;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px;
    border: 1px solid var(--line);
    border-radius: 18px;
    background: var(--white);
    box-shadow: var(--shadow);
  }

  .main-nav.is-open {
    display: flex;
  }

  .main-nav a {
    padding: 13px 14px;
    border-radius: 12px;
  }

  .main-nav a:hover {
    background: #f8fafc;
  }

  .nav-cta {
    text-align: center;
    margin-top: 8px;
  }

  .section {
    padding: 72px 0;
  }

  .hero {
    padding: 78px 0 70px;
  }

  .proof-grid,
  .included-cards {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(100% - 28px, var(--container));
  }

  .brand-text {
    font-size: 0.95rem;
  }

  h1 {
    font-size: clamp(2.4rem, 13vw, 3.6rem);
  }

  .subheadline {
    font-size: 1.04rem;
  }

  .hero-actions,
  .btn {
    width: 100%;
  }

  .course-card,
  .cta-card {
    padding: 26px;
  }

  .metric-grid,
  .curriculum-grid {
    grid-template-columns: 1fr;
  }

  .outcome-item {
    grid-template-columns: 1fr;
  }

  .format-grid {
    gap: 28px;
  }

  .format-panel {
    padding: 22px;
  }

  .footer-links {
    flex-direction: column;
    gap: 10px;
  }
}