:root {
  --bst-bg: #f5f8ff;
  --bst-surface: #ffffff;
  --bst-ink: #10213f;
  --bst-muted: #54637f;
  --bst-dark: #181c2c;
  --bst-dark-soft: #23283a;
  --bst-green: #f3c543;
  --bst-green-deep: #ddb12d;
  --bst-line: #d8e2f0;
  --bst-shadow: 0 18px 50px rgba(24, 28, 44, 0.08);
  --bst-radius: 28px;
}

.bst-page {
  background: var(--bst-bg);
  color: var(--bst-ink);
}

.bst-shell {
  width: min(1280px, calc(100% - 2rem));
  margin: 0 auto;
}

.bst-kicker,
.bst-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--bst-green);
}

.bst-kicker::before,
.bst-eyebrow::before {
  content: "";
  width: 34px;
  height: 2px;
  background: currentColor;
}

.bst-section-head {
  text-align: center;
  max-width: 820px;
  margin: 0 auto 3rem;
}

.bst-section-head h2 {
  margin-top: 1rem;
  font-size: clamp(2.3rem, 3vw, 4rem);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.04em;
  text-transform: uppercase;
}

.bst-section-head p {
  margin-top: 1.2rem;
  font-size: 1.16rem;
  line-height: 1.8;
  color: var(--bst-muted);
}

.bst-hero {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(9, 27, 59, 0.96), rgba(23, 69, 143, 0.9)),
    url("../img/training/security-hero.jfif") center center / cover no-repeat;
}

.bst-hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 180px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.06));
}

.bst-hero-inner {
  position: relative;
  z-index: 1;
  min-height: 620px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 4rem 0;
}

.bst-hero-inner h1 {
  max-width: 980px;
  margin-top: 1.2rem;
  color: #fff;
  font-size: clamp(3rem, 3vw, 6.4rem);
  line-height: 0.94;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.bst-hero-copy {
  max-width: 850px;
  margin-top: 1.8rem;
  color: rgba(255, 255, 255, 0.88);
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1.7;
}

.bst-courses,
.bst-why,
.bst-trainer,
.bst-reviews,
.bst-cta,
.bst-search {
  padding: 4.6rem 0;
}

.bst-course-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}

.bst-course-card {
  background: var(--bst-surface);
  border: 1px solid rgba(17, 24, 39, 0.06);
  box-shadow: var(--bst-shadow);
  overflow: hidden;
  transition:
    transform 0.26s ease,
    box-shadow 0.26s ease;
}

.bst-course-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 24px 56px rgba(17, 24, 39, 0.12);
}

.bst-course-media img {
  width: 100%;
  aspect-ratio: 1.04 / 1;
  object-fit: cover;
  display: block;
}

.bst-course-body {
  display: grid;
  gap: 1.1rem;
  padding: 1.35rem 1.35rem 1.5rem;
}

.bst-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.1rem;
  color: var(--bst-green);
  font-size: 0.9rem;
  font-weight: 700;
}

.bst-meta span {
  position: relative;
  padding-left: 1rem;
}

.bst-meta span::before {
  content: "";
  position: absolute;
  top: 0.42rem;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
}

.bst-course-body h3 {
  font-size: clamp(1.7rem, 3vw, 2.15rem);
  line-height: 1.08;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.bst-course-body p {
  color: var(--bst-muted);
  font-size: 1.02rem;
  line-height: 1.8;
}

.bst-course-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.35rem;
  border-top: 1px solid var(--bst-line);
}

.bst-course-foot strong {
  font-size: 2rem;
  line-height: 1;
  letter-spacing: -0.04em;
}

.bst-course-foot a,
.bst-cta-panel a,
.bst-primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0.9rem 1.45rem;
  background: var(--bst-green);
  color: var(--bst-dark);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  transition:
    transform 0.18s ease,
    background 0.18s ease;
}

.bst-course-foot a:hover,
.bst-cta-panel a:hover,
.bst-primary-link:hover {
  transform: translateY(-2px);
  background: var(--bst-green-deep);
}

.bst-why-panel,
.bst-trainer-card,
.bst-reviews-panel {
  background: var(--bst-surface);
  border-radius: var(--bst-radius);
  box-shadow: var(--bst-shadow);
}

.bst-reviews-panel {
  padding: 3rem 2rem;
}

.bst-why-panel {
  padding: 4rem 2rem;
}

.bst-why-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.3rem;
}

.bst-why-card {
  min-height: 290px;
  padding: 2rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.9rem;
  border-radius: 18px;
}

.bst-why-card span {
  align-self: flex-end;
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1;
  font-weight: 900;
  letter-spacing: -0.06em;
}

.bst-why-card h3 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.04em;
}

.bst-why-card p {
  max-width: 480px;
  font-size: 1.05rem;
  line-height: 1.8;
}

.bst-why-card.is-light {
  background: #f7f8f9;
  color: var(--bst-ink);
}

.bst-why-card.is-light span {
  color: var(--bst-green-deep);
}

.bst-why-card.is-dark {
  background: var(--bst-dark-soft);
  color: #fff;
}

.bst-why-card.is-dark span {
  color: #fff;
}

.bst-trainer-card {
  display: grid;
  grid-template-columns: 0.9fr 1fr;
  overflow: hidden;
}

.bst-trainer-media {
  min-height: 420px;
}

.bst-trainer-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.bst-trainer-copy {
  padding: 3.6rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bst-trainer-copy h2 {
  margin-top: 1rem;
  font-size: clamp(2.1rem, 3vw, 4rem);
  line-height: 0.96;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.05em;
}

.bst-trainer-copy p {
  margin-top: 1.2rem;
  font-size: 1.12rem;
  line-height: 1.9;
  color: var(--bst-muted);
}

.bst-review-viewport {
  overflow: hidden;
}

.bst-review-track {
  display: flex;
  gap: 1.4rem;
  transition: transform 0.38s ease;
}

.bst-review-card {
  flex: 0 0 calc(50% - 0.7rem);
  min-height: 100%;
  padding: 1.6rem;
  background: #fff;
  border: 1px solid var(--bst-line);
}

.bst-review-card p {
  font-size: 1.1rem;
  line-height: 1.9;
  color: var(--bst-muted);
}

.bst-review-person {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 2rem;
}

.bst-review-person img {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  object-fit: cover;
}

.bst-review-person strong {
  display: block;
  font-size: 1.02rem;
}

.bst-review-person span {
  display: block;
  margin-top: 0.2rem;
  color: var(--bst-muted);
  font-size: 0.95rem;
}

.bst-review-dots {
  display: flex;
  justify-content: center;
  gap: 0.65rem;
  margin-top: 2rem;
}

.bst-review-dots button {
  width: 10px;
  height: 10px;
  border: 0;
  border-radius: 50%;
  background: #d4d8df;
  cursor: pointer;
  transition: transform 0.18s ease, background 0.18s ease;
}

.bst-review-dots button.is-active {
  background: var(--bst-ink);
  transform: scale(1.15);
}

.bst-cta-panel {
  position: relative;
  overflow: hidden;
  padding: 4rem 1.4rem;
  border-radius: 30px;
  background: linear-gradient(135deg, var(--bst-dark), var(--bst-dark-soft));
  text-align: center;
  color: #fff;
}

.bst-cta-panel::after {
  content: "WBWS TRAINING";
  position: absolute;
  left: 50%;
  bottom: -0.18em;
  transform: translateX(-50%);
  font-size: clamp(5rem, 16vw, 14rem);
  line-height: 0.8;
  font-weight: 900;
  letter-spacing: -0.06em;
  color: rgba(0, 0, 0, 0.08);
  white-space: nowrap;
}

.bst-cta-panel h2,
.bst-cta-panel p,
.bst-cta-panel a {
  position: relative;
  z-index: 1;
}

.bst-cta-panel h2 {
  max-width: 760px;
  margin: 0 auto;
  font-size: clamp(2.3rem, 6vw, 4.4rem);
  line-height: 0.95;
  font-weight: 900;
  letter-spacing: -0.05em;
  text-transform: uppercase;
}

.bst-cta-panel p {
  max-width: 760px;
  margin: 1.3rem auto 0;
  font-size: 1.16rem;
  line-height: 1.8;
}

.bst-cta-panel a {
  margin-top: 2rem;
  background: var(--bst-green);
  color: var(--bst-dark);
}

.bst-search-panel {
  display: grid;
  gap: 2rem;
}

.bst-search-box {
  display: grid;
  gap: 0.7rem;
}

.bst-search-box span {
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--bst-muted);
}

.bst-search-box input {
  width: 100%;
  min-height: 64px;
  padding: 0 1.2rem;
  border: 1px solid #d3d8df;
  border-radius: 16px;
  background: #fff;
  font-size: 1.04rem;
  color: var(--bst-ink);
}

.bst-results {
  background: #fff;
  border: 1px solid #dbe0e6;
  border-radius: 18px;
  padding: 1.6rem;
  box-shadow: var(--bst-shadow);
}

.bst-results-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.bst-results-head h3 {
  font-size: 1.9rem;
  line-height: 1.1;
  font-weight: 900;
  letter-spacing: -0.04em;
}

.bst-results-head span {
  color: var(--bst-muted);
  font-weight: 700;
}

.bst-results-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.2rem;
}

.bst-result-card {
  padding: 1.2rem;
  border: 1px solid #e4e7ec;
  border-radius: 18px;
  box-shadow: 0 10px 28px rgba(17, 24, 39, 0.06);
}

.bst-result-top,
.bst-result-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.bst-result-top strong {
  font-size: 1.8rem;
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--bst-dark-soft);
}

.bst-chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 0.9rem;
  border-radius: 999px;
  background: rgba(243, 197, 67, 0.16);
  color: var(--bst-dark);
  font-size: 0.86rem;
  font-weight: 800;
}

.bst-result-card h4 {
  margin-top: 1.3rem;
  font-size: 1.7rem;
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.bst-result-card ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1rem;
  list-style: none;
  margin-top: 1rem;
  color: var(--bst-muted);
  font-size: 0.96rem;
}

.bst-result-actions {
  margin-top: 1.5rem;
}

.bst-text-link {
  color: var(--bst-dark-soft);
  text-decoration: none;
  font-weight: 700;
}

@media (max-width: 1180px) {
  .bst-course-grid,
  .bst-results-grid {
    grid-template-columns: 1fr;
  }

  .bst-trainer-card {
    grid-template-columns: 1fr;
  }

  .bst-trainer-media {
    min-height: 320px;
  }
}

@media (max-width: 900px) {
  .bst-shell {
    width: min(100% - 1.4rem, 1280px);
  }

  .bst-courses,
  .bst-why,
  .bst-trainer,
  .bst-reviews,
  .bst-cta,
  .bst-search {
    padding: 3.8rem 0;
  }

  .bst-hero-inner {
    min-height: 520px;
  }

  .bst-why-panel,
  .bst-trainer-copy,
  .bst-reviews-panel {
    padding: 2rem 1.2rem;
  }

  .bst-why-grid {
    grid-template-columns: 1fr;
  }

  .bst-review-card {
    flex-basis: 100%;
  }

  .bst-results-head,
  .bst-result-top,
  .bst-result-actions,
  .bst-course-foot {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 640px) {
  .bst-hero-inner {
    min-height: 460px;
    padding: 3.2rem 0;
  }

  .bst-course-body,
  .bst-why-card,
  .bst-result-card {
    padding: 1.1rem;
  }

  .bst-course-body h3,
  .bst-result-card h4 {
    font-size: 1.45rem;
  }

  .bst-review-card p,
  .bst-section-head p,
  .bst-trainer-copy p,
  .bst-course-body p,
  .bst-why-card p,
  .bst-cta-panel p {
    font-size: 1rem;
  }

  .bst-cta-panel {
    padding: 3rem 1rem;
  }

  .bst-cta-panel::after {
    font-size: 4.8rem;
    bottom: 0.15em;
  }

  .bst-search-box input {
    min-height: 56px;
  }
}