:root {
  --zap-ink: #070d1d;
  --zap-muted: #617092;
  --zap-border: #dfe4f0;
  --zap-surface: #ffffff;
  --zap-soft: #f7f8fd;
  --zap-purple: #5b45ff;
  --zap-purple-dark: #4030cf;
  --zap-cyan: #00a6d6;
  --zap-green: #16a979;
  --zap-amber: #ffb000;
  --zap-shadow: 0 20px 55px rgba(31, 37, 89, 0.11);
  --zap-radius: 8px;
  --zap-nav-font: Manrope, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--zap-ink);
  background: var(--zap-surface);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  letter-spacing: 0;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 1030;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(223, 228, 240, 0.78);
  backdrop-filter: blur(18px);
}

.navbar {
  min-height: 84px;
}

.navbar-brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  color: var(--zap-ink);
}

.navbar-brand img,
.footer-brand img {
  height: auto;
  object-fit: contain;
}

.navbar-brand img {
  width: min(280px, 62vw);
}

.footer-brand img {
  width: min(220px, 70vw);
}

.navbar-nav {
  gap: 1rem;
}

.nav-link {
  color: #18223a;
  font-family: var(--zap-nav-font);
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0;
  padding-block: 0.72rem;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link:focus {
  color: var(--zap-purple);
}

.site-header .btn {
  font-family: var(--zap-nav-font);
}

.btn {
  --bs-btn-border-radius: var(--zap-radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  min-height: 44px;
  padding: 0.68rem 1.1rem;
  font-weight: 700;
}

.btn-zap {
  --bs-btn-color: #fff;
  --bs-btn-bg: var(--zap-purple);
  --bs-btn-border-color: var(--zap-purple);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--zap-purple-dark);
  --bs-btn-hover-border-color: var(--zap-purple-dark);
  --bs-btn-active-color: #fff;
  --bs-btn-active-bg: var(--zap-purple-dark);
  --bs-btn-active-border-color: var(--zap-purple-dark);
  box-shadow: 0 12px 26px rgba(91, 69, 255, 0.22);
}

.btn-ghost {
  --bs-btn-color: var(--zap-ink);
  --bs-btn-bg: transparent;
  --bs-btn-border-color: transparent;
  --bs-btn-hover-color: var(--zap-purple);
  --bs-btn-hover-bg: #f2f0ff;
  --bs-btn-hover-border-color: #f2f0ff;
}

.btn-icon {
  width: 48px;
  height: 48px;
  padding: 0;
  color: var(--zap-ink);
  border: 1px solid var(--zap-border);
  border-radius: 50%;
  background: #fff;
}

.btn-icon:hover,
.btn-icon:focus {
  color: var(--zap-purple);
  border-color: #bdb6ff;
  background: #f7f6ff;
}

.btn-icon-send {
  width: 56px;
  height: 56px;
  min-height: 56px;
  padding: 0;
  border-radius: 50%;
  flex: 0 0 auto;
}

.btn-outline-zap {
  --bs-btn-color: var(--zap-ink);
  --bs-btn-bg: #fff;
  --bs-btn-border-color: var(--zap-border);
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--zap-purple);
  --bs-btn-hover-border-color: var(--zap-purple);
  box-shadow: 0 14px 35px rgba(31, 37, 89, 0.07);
}

.btn-light-zap {
  --bs-btn-color: var(--zap-purple);
  --bs-btn-bg: #fff;
  --bs-btn-border-color: #fff;
  --bs-btn-hover-color: #fff;
  --bs-btn-hover-bg: var(--zap-purple);
  --bs-btn-hover-border-color: var(--zap-purple);
  box-shadow: 0 12px 30px rgba(31, 37, 89, 0.1);
}

.btn-wide {
  min-width: 300px;
}

.hero-section {
  position: relative;
  overflow: hidden;
  padding: 6rem 0 4rem;
}

.hero-section.has-answer {
  padding-top: 1rem;
}

.hero-section .row > .col-lg-6:first-child {
  position: relative;
  z-index: 2;
}

.hero-section::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, #ffffff 0%, #fbfbff 100%);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  max-width: 100%;
  min-height: 48px;
  padding: 0.7rem 1rem;
  color: #26314f;
  border: 1px solid var(--zap-border);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: 0 14px 35px rgba(31, 37, 89, 0.06);
  text-transform: uppercase;
  white-space: nowrap;
}

.eyebrow i,
.eyebrow span:first-of-type {
  color: var(--zap-purple);
}

.dot {
  color: #7b84a0;
}

.hero-title {
  max-width: 700px;
  margin: 3rem 0 1.5rem;
  font-size: 4.7rem;
  line-height: 1.08;
  font-weight: 900;
}

.hero-title span {
  color: var(--zap-purple);
}

.hero-section.has-answer .hero-title {
  margin: 1.65rem 0 1.25rem;
  font-size: 3.55rem;
}

.hero-copy {
  max-width: 640px;
  color: var(--zap-muted);
  font-size: 1.42rem;
  line-height: 1.6;
}

.hero-section.has-answer .hero-copy {
  max-width: 500px;
  font-size: 1.16rem;
}

.hero-search,
.newsletter-form {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: 655px;
  min-height: 78px;
  margin-top: 2rem;
  padding: 0.65rem 0.75rem 0.65rem 1.4rem;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
  box-shadow: 0 18px 45px rgba(31, 37, 89, 0.07);
}

.hero-section.has-answer .hero-search {
  min-height: 66px;
  margin-top: 1.35rem;
}

.hero-section.has-answer .btn-icon-send {
  width: 48px;
  height: 48px;
  min-height: 48px;
}

.hero-search > i,
.newsletter-form > i {
  color: var(--zap-muted);
  font-size: 1.35rem;
  flex: 0 0 auto;
}

.hero-search .form-control,
.newsletter-form .form-control {
  min-width: 0;
  border: 0;
  box-shadow: none;
  color: var(--zap-ink);
  font-size: 1.05rem;
}

.hero-search .form-control::placeholder,
.newsletter-form .form-control::placeholder {
  color: #8993ad;
}

.hero-answer {
  max-width: 655px;
  margin-top: 1rem;
  padding: 1.55rem 1.6rem 1.45rem;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
  box-shadow: 0 18px 45px rgba(31, 37, 89, 0.07);
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.hero-answer[hidden] {
  display: none;
}

.hero-answer.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.hero-answer-copy {
  display: grid;
  grid-template-columns: 26px 1fr;
  gap: 1rem;
}

.hero-answer-copy > i {
  color: var(--zap-purple);
  font-size: 1.75rem;
  line-height: 1.25;
}

.hero-answer-copy p {
  margin: 0;
  color: #26314f;
  font-size: 1.05rem;
  line-height: 1.65;
}

.hero-answer-learning {
  margin-top: 1.65rem;
}

.hero-answer-learning h2 {
  margin: 0 0 0.9rem;
  color: var(--zap-ink);
  font-size: 1rem;
  line-height: 1.2;
  font-weight: 850;
}

.answer-course-card {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
}

.answer-course-icon {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  flex: 0 0 auto;
  color: #fff;
  border-radius: 6px;
  background: linear-gradient(135deg, var(--zap-purple), var(--zap-purple-dark));
  font-size: 1.55rem;
}

.answer-course-copy {
  min-width: 0;
  flex: 1 1 auto;
}

.answer-course-copy strong,
.answer-course-copy span {
  display: block;
}

.answer-course-copy strong {
  color: var(--zap-ink);
  font-size: 0.98rem;
  line-height: 1.25;
  font-weight: 850;
}

.answer-course-copy span {
  margin-top: 0.35rem;
  color: var(--zap-muted);
  font-size: 0.92rem;
}

.answer-course-copy span .dot {
  display: inline;
  margin: 0;
}

.answer-course-link {
  min-height: 42px;
  padding: 0.58rem 1rem;
  color: var(--zap-purple);
  border-color: var(--zap-purple);
  box-shadow: none;
  white-space: nowrap;
}

.answer-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.35rem;
  margin-top: 1.25rem;
  padding: 0 0.85rem;
}

.answer-actions button {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0;
  color: #26314f;
  border: 0;
  background: transparent;
  font-size: 0.92rem;
  font-weight: 750;
}

.answer-actions button:hover,
.answer-actions button:focus {
  color: var(--zap-purple);
}

.answer-actions i {
  color: var(--zap-purple);
}

.answer-followup {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-height: 48px;
  margin-top: 1.6rem;
  padding: 0.35rem 0.55rem 0.35rem 0.8rem;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
}

.answer-followup .form-control {
  min-width: 0;
  border: 0;
  box-shadow: none;
  color: var(--zap-ink);
  font-size: 0.95rem;
}

.answer-followup .form-control::placeholder {
  color: #8993ad;
}

.answer-followup button {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  flex: 0 0 auto;
  color: #aab3c8;
  border: 0;
  border-radius: 50%;
  background: transparent;
}

.answer-followup button:hover,
.answer-followup button:focus {
  color: var(--zap-purple);
  background: #f2f0ff;
}

.trust-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.2rem;
  max-width: 780px;
  margin-top: 2rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: rgba(255, 255, 255, 0.78);
}

.trust-strip div {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: #26314f;
  font-weight: 600;
}

.trust-strip i,
.footer-benefits i {
  color: var(--zap-purple);
}

.hero-visual {
  position: relative;
  z-index: 1;
  min-height: 560px;
  display: grid;
  align-items: center;
  justify-items: end;
}

.hero-visual img {
  width: clamp(820px, 62.5vw, 940px);
  max-width: none;
  margin-inline: 0;
  border-radius: var(--zap-radius);
  transform: translateX(clamp(-220px, -13.9vw, -150px));
}

@media (min-width: 1400px) {
  .site-header .container-xxl,
  .hero-section .container-xxl {
    max-width: 1482px;
  }

  .hero-section {
    padding-top: 5.375rem;
  }

  .hero-title {
    margin: 4rem 0 2.5rem;
  }

  .hero-copy {
    max-width: 500px;
  }

  .trust-strip {
    margin-top: 4.5rem;
  }

  .hero-visual img {
    width: clamp(850px, 56.25vw, 900px);
    transform: translate(clamp(-165px, -9.375vw, -130px), -70px);
  }
}

.section-pad {
  padding: 5.5rem 0;
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2,
.newsletter-panel h2,
.promo-card h2 {
  margin: 0;
  color: var(--zap-ink);
  font-size: 3.1rem;
  line-height: 1.13;
  font-weight: 900;
}

.section-heading h2 span,
.newsletter-panel h2 span {
  color: var(--zap-purple);
}

.section-heading p,
.newsletter-panel p,
.promo-card p {
  margin: 0.9rem 0 0;
  color: var(--zap-muted);
  font-size: 1.28rem;
  line-height: 1.55;
}

.categories-section {
  background: #fff;
}

.category-card {
  display: grid;
  place-items: center;
  gap: 1rem;
  min-height: 214px;
  padding: 1.4rem;
  text-align: center;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
  box-shadow: 0 18px 40px rgba(31, 37, 89, 0.05);
  transition: transform 180ms ease, border-color 180ms ease, box-shadow 180ms ease;
}

.category-card:hover,
.category-card:focus {
  transform: translateY(-4px);
  border-color: #bab2ff;
  box-shadow: 0 22px 45px rgba(91, 69, 255, 0.12);
}

.category-card i {
  color: var(--zap-purple);
  font-size: 3.1rem;
  line-height: 1;
}

.category-card span {
  max-width: 100%;
  color: var(--zap-ink);
  font-size: 1.12rem;
  font-weight: 800;
  line-height: 1.2;
}

.popular-section {
  background: var(--zap-soft);
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  color: var(--zap-purple);
  font-size: 1.15rem;
  font-weight: 800;
}

.link-arrow:hover,
.link-arrow:focus {
  color: var(--zap-purple-dark);
}

.course-card {
  height: 100%;
  overflow: hidden;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
  box-shadow: 0 20px 45px rgba(31, 37, 89, 0.08);
}

.course-card img {
  width: 100%;
  aspect-ratio: 1.08 / 1;
  object-fit: cover;
}

.course-body {
  padding: 1.4rem 1.5rem 1.6rem;
}

.course-body p {
  margin: 0;
  color: var(--zap-muted);
  font-size: 1rem;
}

.course-body .level {
  color: var(--zap-purple);
  font-size: 1.05rem;
  font-weight: 700;
}

.rating {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  color: #8993ad;
  font-size: 1.1rem;
}

.rating i {
  color: var(--zap-amber);
  font-size: 1.35rem;
}

.rating strong {
  color: var(--zap-ink);
}

.course-body hr {
  margin: 1.4rem 0;
  color: var(--zap-border);
  opacity: 1;
}

.benefits-section {
  background: #fff;
}

.benefit-item {
  height: 100%;
}

.benefit-icon {
  display: grid;
  place-items: center;
  width: 86px;
  height: 86px;
  margin-bottom: 1.5rem;
  color: var(--zap-purple);
  border: 1px solid #ece9ff;
  border-radius: 50%;
  background: #f5f2ff;
  font-size: 2.4rem;
}

.benefit-item h3 {
  margin: 0 0 0.75rem;
  color: var(--zap-ink);
  font-size: 1.2rem;
  font-weight: 850;
}

.benefit-item p {
  max-width: 310px;
  margin: 0;
  color: var(--zap-muted);
  font-size: 1.02rem;
  line-height: 1.7;
}

.testimonial-card {
  overflow: hidden;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fff;
  box-shadow: var(--zap-shadow);
}

.testimonial-copy {
  height: 100%;
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.testimonial-copy > i {
  color: var(--zap-purple);
  font-size: 2.7rem;
}

blockquote {
  margin: 1.2rem 0 2rem;
  color: var(--zap-ink);
  font-size: 1.9rem;
  line-height: 1.45;
  font-weight: 500;
}

.avatar-row {
  display: flex;
  align-items: center;
  gap: 0.9rem;
}

.avatar {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  color: #fff;
  border-radius: 50%;
  background: var(--zap-purple);
  font-weight: 900;
}

.avatar-row strong,
.avatar-row span {
  display: block;
}

.avatar-row span {
  color: var(--zap-muted);
}

.testimonial-img {
  width: 100%;
  height: 100%;
  min-height: 380px;
  object-fit: cover;
}

.promo-section {
  background: #fff;
}

.promo-card {
  height: 100%;
  overflow: hidden;
  border-radius: var(--zap-radius);
}

.promo-image-link {
  display: block;
  height: 100%;
  border-radius: var(--zap-radius);
}

.promo-image-link img {
  width: 100%;
  height: auto;
  border-radius: var(--zap-radius);
  object-fit: contain;
}

.promo-card .btn {
  margin-top: 2rem;
}

.newsletter-section {
  padding: 4rem 0 5rem;
}

.newsletter-panel {
  padding: 2rem 4rem;
  overflow: hidden;
  border: 1px solid var(--zap-border);
  border-radius: var(--zap-radius);
  background: #fbfbff;
}

.newsletter-art {
  width: min(100%, 520px);
}

.newsletter-form {
  max-width: 600px;
  min-height: 72px;
}

.newsletter-form .btn {
  min-width: 150px;
}

.site-footer {
  padding: 4rem 0 2rem;
  color: var(--zap-muted);
  background: #fff;
  border-top: 1px solid var(--zap-border);
}

.footer-brand {
  margin-bottom: 1rem;
  font-size: 1.35rem;
}

.site-footer p {
  max-width: 370px;
  margin-bottom: 1.4rem;
  line-height: 1.65;
}

.footer-pill {
  min-height: 42px;
  padding: 0.55rem 0.8rem;
  font-size: 0.82rem;
}

.site-footer h3 {
  margin: 0 0 1.05rem;
  color: var(--zap-ink);
  font-size: 1rem;
  font-weight: 850;
}

.site-footer a:not(.footer-brand) {
  display: block;
  margin: 0.7rem 0;
  color: var(--zap-muted);
}

.site-footer a:hover,
.site-footer a:focus {
  color: var(--zap-purple);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 3rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--zap-border);
}

.footer-benefits {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.4rem;
  font-size: 0.93rem;
}

.footer-benefits span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.social-links {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.site-footer .social-links a {
  display: inline-grid;
  place-items: center;
  width: 42px;
  height: 42px;
  margin: 0;
  color: var(--zap-purple);
  border: 1px solid var(--zap-border);
  border-radius: 50%;
  background: #fff;
  line-height: 1;
}

.site-footer .social-links a i {
  display: block;
  font-size: 1rem;
  line-height: 1;
}

.site-footer .social-links a:hover,
.site-footer .social-links a:focus {
  color: #fff;
  border-color: var(--zap-purple);
  background: var(--zap-purple);
}

@media (max-width: 1199.98px) {
  .hero-title {
    font-size: 4rem;
  }

  .hero-visual {
    min-height: 470px;
  }

  .hero-visual img {
    width: clamp(650px, 58vw, 760px);
    transform: translateX(clamp(-80px, -4.8vw, -45px));
  }

  .promo-card {
    padding: 0;
  }
}

@media (max-width: 991.98px) {
  .navbar {
    min-height: 74px;
  }

  .navbar-collapse {
    padding: 1rem 0 0.5rem;
  }

  .navbar-nav {
    gap: 0.2rem;
  }

  .hero-section {
    padding: 4rem 0 3rem;
  }

  .hero-title {
    margin-top: 2rem;
    font-size: 3.4rem;
  }

  .hero-section.has-answer .hero-title {
    font-size: 3.1rem;
  }

  .hero-copy {
    font-size: 1.18rem;
  }

  .hero-visual {
    min-height: auto;
    justify-items: center;
  }

  .hero-visual img {
    width: min(100%, 720px);
    max-width: 100%;
    margin-inline: auto;
    transform: translateX(-6.4%);
  }

  .section-pad {
    padding: 4rem 0;
  }

  .section-heading h2,
  .newsletter-panel h2,
  .promo-card h2 {
    font-size: 2.5rem;
  }

  .testimonial-copy {
    padding: 2.2rem;
  }

  .promo-image-link img {
    width: 100%;
  }

  .newsletter-panel {
    padding: 2rem;
  }

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

@media (max-width: 767.98px) {
  .navbar-brand img {
    width: min(230px, 58vw);
  }

  .eyebrow {
    align-items: flex-start;
    min-height: 0;
    white-space: normal;
    border-radius: var(--zap-radius);
  }

  .hero-title {
    font-size: 2.65rem;
  }

  .hero-section.has-answer .hero-title {
    font-size: 2.45rem;
  }

  .hero-search,
  .newsletter-form {
    align-items: stretch;
    flex-direction: column;
    min-height: 0;
    padding: 1rem;
  }

  .hero-search > i,
  .newsletter-form > i {
    display: none;
  }

  .hero-search .form-control,
  .newsletter-form .form-control {
    min-height: 48px;
    padding: 0.7rem 0.85rem;
    border: 1px solid var(--zap-border);
    border-radius: var(--zap-radius);
  }

  .btn-icon-send,
  .newsletter-form .btn {
    width: 100%;
    min-width: 0;
    border-radius: var(--zap-radius);
  }

  .hero-answer {
    padding: 1.1rem;
  }

  .hero-answer-copy {
    grid-template-columns: 1fr;
    gap: 0.55rem;
  }

  .answer-course-card {
    align-items: stretch;
    flex-direction: column;
  }

  .answer-course-link {
    width: 100%;
  }

  .answer-actions {
    padding: 0;
  }

  .trust-strip {
    align-items: stretch;
    flex-direction: column;
  }

  .category-card {
    min-height: 170px;
    padding: 1.1rem 0.75rem;
  }

  .category-card i {
    font-size: 2.4rem;
  }

  .category-card span {
    font-size: 1rem;
  }

  .btn-wide {
    width: 100%;
    min-width: 0;
  }

  .section-heading h2,
  .newsletter-panel h2,
  .promo-card h2 {
    font-size: 2.05rem;
  }

  .section-heading p,
  .newsletter-panel p,
  .promo-card p {
    font-size: 1.05rem;
  }

  blockquote {
    font-size: 1.45rem;
  }

  .testimonial-img {
    min-height: 260px;
  }

  .promo-card {
    min-height: 0;
    padding: 0;
  }

  .newsletter-panel {
    padding: 1.2rem;
  }

  .site-footer {
    padding-top: 3rem;
  }
}

@media (max-width: 420px) {
  .hero-title {
    font-size: 2.25rem;
  }

  .hero-section.has-answer .hero-title {
    font-size: 2.15rem;
  }

  .section-heading h2,
  .newsletter-panel h2,
  .promo-card h2 {
    font-size: 1.8rem;
  }
}