:root {
  --bg: #0c0c0c;
  --bg-soft: #181818;
  --bg-panel: #222526;
  --text: #f5f2e8;
  --muted: rgba(245, 242, 232, 0.78);
  --line: rgba(255, 255, 255, 0.12);
  --accent: #f5c400;
  --accent-strong: #ffd84d;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.34);
  --radius: 28px;
  --radius-sm: 16px;
  --container: 1240px;
  --transition: 0.28s ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  background:
    radial-gradient(circle at top left, rgba(245, 196, 0, 0.16), transparent 28%),
    linear-gradient(180deg, #25292b 0%, #161819 12%, #0c0c0c 100%);
  color: var(--text);
  line-height: 1.6;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

.site-shell {
  min-height: 100vh;
  overflow: hidden;
}

.container {
  width: min(var(--container), calc(100% - 32px));
  margin: 0 auto;
}

.section {
  padding: 72px 0;
}

.section-tight {
  padding: 48px 0;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  color: var(--accent);
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.eyebrow::before {
  content: "";
  width: 32px;
  height: 3px;
  border-radius: 999px;
  background: var(--accent);
}

.section-title {
  margin: 0 0 14px;
  font-size: clamp(2rem, 4vw, 3.9rem);
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.section-copy {
  max-width: 760px;
  margin: 0;
  color: var(--muted);
  font-size: 1.02rem;
}

.button,
.button-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 14px 24px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: transform var(--transition), background var(--transition), border-color var(--transition);
}

.button {
  background: var(--accent);
  color: #111;
}

.button:hover,
.button:focus-visible,
.button-outline:hover,
.button-outline:focus-visible {
  transform: translateY(-2px);
}

.button-outline {
  border: 1px solid rgba(245, 196, 0, 0.5);
  color: var(--text);
  background: transparent;
}

.button i,
.button-outline i {
  font-size: 0.95rem;
}

.skip-link {
  position: absolute;
  left: -9999px;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: rgba(12, 12, 12, 0.88);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  min-height: 88px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand-mark {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
}

.brand-text strong,
.brand-text span {
  display: block;
}

.brand-text strong {
  font-size: 1rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.brand-text span {
  color: var(--muted);
  font-size: 0.78rem;
}

.menu-toggle {
  display: none;
  width: 48px;
  height: 48px;
  border: 0;
  border-radius: 50%;
  background: rgba(245, 196, 0, 0.12);
  color: var(--accent);
}

.nav-wrap {
  display: flex;
  align-items: center;
  gap: 26px;
}

.nav-list,
.social-list,
.footer-links,
.legal-links,
.trust-list,
.timeline-list,
.knowledge-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nav-list a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 16px;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: background var(--transition), color var(--transition);
}

.nav-list a:hover,
.nav-list a:focus-visible,
.nav-list a.is-current {
  background: var(--accent);
  color: #111;
}

.social-list {
  display: flex;
  align-items: center;
  gap: 12px;
}

.social-list a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  color: #111;
  transition: transform var(--transition), background var(--transition);
}

.social-list a:hover,
.social-list a:focus-visible {
  transform: translateY(-2px);
  background: var(--accent-strong);
}

.hero {
  position: relative;
  min-height: 790px;
  display: flex;
  align-items: flex-end;
  padding: 70px 0 60px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(12, 12, 12, 0.88) 0%, rgba(12, 12, 12, 0.58) 46%, rgba(12, 12, 12, 0.78) 100%),
    url("../static/hero-editorial.webp") center/cover no-repeat;
}

.hero::after {
  content: "";
  position: absolute;
  left: -12vw;
  bottom: -18vw;
  width: 44vw;
  height: 44vw;
  border-radius: 50%;
  background: rgba(245, 196, 0, 0.24);
  filter: blur(18px);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(300px, 0.72fr);
  gap: 32px;
  align-items: end;
}

.hero-copy {
  max-width: 760px;
}

.hero-copy p {
  margin: 0 0 22px;
  color: rgba(245, 242, 232, 0.88);
  font-size: 1.08rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.slider-dots {
  display: flex;
  gap: 10px;
  margin-top: 44px;
}

.slider-dots span {
  width: 18px;
  height: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.34);
}

.slider-dots span.is-active {
  width: 42px;
  background: var(--accent);
}

.hero-side {
  display: grid;
  gap: 18px;
}

.hero-card,
.feature-card,
.price-card,
.knowledge-card,
.stat-card,
.contact-panel,
.article-card {
  background: rgba(23, 23, 23, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
}

.hero-card {
  overflow: hidden;
}

.media-thumb {
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: linear-gradient(135deg, rgba(245, 196, 0, 0.35), rgba(255, 255, 255, 0.12));
}

.hero-card-content,
.feature-card-content,
.knowledge-card-content,
.article-card-content {
  padding: 20px 22px 24px;
}

.meta-line {
  margin: 0 0 8px;
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero-card h2,
.feature-card h3,
.price-card h3,
.knowledge-card h3,
.article-card h3 {
  margin: 0 0 10px;
  line-height: 1.18;
}

.hero-card p,
.feature-card p,
.knowledge-card p,
.article-card p,
.price-card p,
.contact-panel p,
.footer-note {
  margin: 0;
  color: var(--muted);
}

.trust-bar {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(34, 37, 38, 0.76);
}

.trust-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.trust-list li {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 92px;
  padding: 16px;
  border-right: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
  font-weight: 700;
}

.trust-list li:last-child {
  border-right: 0;
}

.trust-list i {
  color: var(--accent);
  font-size: 1.2rem;
}

.feature-grid,
.articles-grid,
.pricing-grid,
.knowledge-grid,
.stats-grid,
.footer-grid,
.contact-grid {
  display: grid;
  gap: 20px;
}

.feature-grid,
.articles-grid,
.knowledge-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-card,
.knowledge-card,
.article-card {
  overflow: hidden;
}

.feature-card:hover,
.knowledge-card:hover,
.article-card:hover,
.price-card:hover {
  transform: translateY(-4px);
  transition: transform var(--transition);
}

.feature-card ul,
.knowledge-card ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--muted);
}

.split-callout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, 0.9fr);
  gap: 26px;
  align-items: stretch;
}

.callout-copy,
.callout-panel {
  border-radius: var(--radius);
  overflow: hidden;
}

.callout-copy {
  background: linear-gradient(135deg, rgba(245, 196, 0, 0.16), rgba(255, 255, 255, 0.04));
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 34px;
}

.check-list {
  list-style: none;
  padding: 0;
  margin: 24px 0 0;
  display: grid;
  gap: 14px;
}

.check-list li {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.check-list i {
  color: var(--accent);
  margin-top: 3px;
}

.callout-panel {
  position: relative;
  min-height: 100%;
  background:
    linear-gradient(180deg, rgba(12, 12, 12, 0.3), rgba(12, 12, 12, 0.88)),
    url("../static/course-workflow.webp") center/cover no-repeat;
  border: 1px solid rgba(255, 255, 255, 0.08);
  padding: 34px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.callout-panel h3,
.timeline-card h3,
.contact-panel h3 {
  margin: 0 0 12px;
}

.pricing-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.price-card {
  padding: 26px;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.price-line {
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.price-line strong {
  font-size: 2.6rem;
  color: var(--accent);
  line-height: 1;
}

.price-card ul {
  padding-left: 18px;
  margin: 0;
  color: var(--muted);
}

.badge {
  display: inline-flex;
  align-self: flex-start;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(245, 196, 0, 0.12);
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.shop-grid {
  margin-top: 22px;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.shop-item {
  background: rgba(23, 23, 23, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.shop-item-content {
  padding: 18px 20px 22px;
}

.shop-item h3 {
  margin: 0 0 8px;
}

.shop-item .price-line strong {
  font-size: 1.9rem;
}

.timeline-section {
  position: relative;
  background:
    linear-gradient(180deg, rgba(12, 12, 12, 0.62), rgba(12, 12, 12, 0.9)),
    url("../static/classroom-session.webp") center/cover no-repeat;
}

.timeline-shell {
  background: rgba(12, 12, 12, 0.56);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 36px;
}

.timeline-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
  margin-top: 32px;
}

.timeline-card {
  padding: 24px;
  border-radius: 22px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(245, 196, 0, 0.26);
}

.timeline-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  margin-bottom: 18px;
  background: #fff;
  color: #111;
  font-weight: 900;
}

.faq {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.faq details {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 18px 20px;
}

.faq summary {
  cursor: pointer;
  font-weight: 800;
}

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

.stats-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card {
  padding: 26px 22px;
  text-align: center;
}

.stat-card strong {
  display: block;
  margin-bottom: 8px;
  color: var(--accent);
  font-size: 2.4rem;
  line-height: 1;
}

.page-hero,
.simple-hero {
  padding: 86px 0 38px;
}

.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.75fr);
  gap: 24px;
  align-items: center;
}

.page-panel {
  padding: 28px;
  border-radius: var(--radius);
  background:
    linear-gradient(180deg, rgba(12, 12, 12, 0.3), rgba(12, 12, 12, 0.88)),
    url("../static/pricing-bundle.webp") center/cover no-repeat;
  border: 1px solid rgba(255, 255, 255, 0.08);
  min-height: 320px;
  display: flex;
  align-items: flex-end;
}

.content-columns {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(300px, 0.94fr);
  gap: 22px;
}

.rich-copy {
  color: var(--muted);
}

.rich-copy p {
  margin: 0 0 18px;
}

.rich-copy h2,
.rich-copy h3 {
  color: var(--text);
  margin: 34px 0 14px;
  line-height: 1.15;
}

.rich-copy ul {
  padding-left: 18px;
  margin: 0 0 18px;
}

.aside-stack {
  display: grid;
  gap: 18px;
}

.contact-grid {
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
}

.contact-panel {
  padding: 28px;
}

.contact-items {
  list-style: none;
  padding: 0;
  margin: 26px 0 0;
  display: grid;
  gap: 18px;
}

.contact-items li {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-items i {
  width: 18px;
  color: var(--accent);
  margin-top: 4px;
}

.contact-form {
  background: rgba(23, 23, 23, 0.94);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius);
  padding: 28px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.field,
.field-full {
  display: grid;
  gap: 8px;
}

.field-full {
  grid-column: 1 / -1;
}

label {
  font-weight: 700;
}

input,
textarea,
select {
  width: 100%;
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
}

textarea {
  min-height: 180px;
  resize: vertical;
}

input:focus,
textarea:focus,
select:focus {
  outline: 2px solid rgba(245, 196, 0, 0.3);
  border-color: rgba(245, 196, 0, 0.4);
}

.note-box {
  margin-top: 16px;
  padding: 18px;
  border-radius: 16px;
  background: rgba(245, 196, 0, 0.08);
  color: var(--muted);
}

.site-footer {
  padding: 34px 0 22px;
  background: #111314;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  align-items: start;
  margin-bottom: 26px;
}

.footer-links,
.legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-links a,
.legal-links a {
  display: inline-flex;
  padding: 10px 14px;
  border-radius: 999px;
  color: var(--muted);
  transition: background var(--transition), color var(--transition);
}

.footer-links a:hover,
.legal-links a:hover,
.footer-links a:focus-visible,
.legal-links a:focus-visible {
  background: rgba(245, 196, 0, 0.12);
  color: var(--text);
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  color: rgba(245, 242, 232, 0.62);
  font-size: 0.95rem;
}

.cookie-banner {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 60;
  width: min(420px, calc(100% - 24px));
  padding: 22px;
  border-radius: 24px;
  background: rgba(19, 19, 19, 0.97);
  border: 1px solid rgba(255, 255, 255, 0.1);
  box-shadow: var(--shadow);
}

.cookie-banner[hidden] {
  display: none;
}

.cookie-banner h2 {
  margin: 0 0 10px;
  font-size: 1.2rem;
}

.cookie-banner p {
  margin: 0 0 18px;
  color: var(--muted);
}

.cookie-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.utility-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  align-items: center;
  justify-content: space-between;
  margin-top: 28px;
}

.muted-card {
  padding: 20px;
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

@media (max-width: 1120px) {
  .hero-grid,
  .split-callout,
  .page-hero-grid,
  .content-columns,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .feature-grid,
  .articles-grid,
  .knowledge-grid,
  .timeline-list,
  .stats-grid,
  .pricing-grid,
  .shop-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .trust-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-wrap {
    position: absolute;
    top: calc(100% + 10px);
    left: 16px;
    right: 16px;
    padding: 18px;
    border-radius: 24px;
    background: rgba(18, 18, 18, 0.98);
    border: 1px solid rgba(255, 255, 255, 0.08);
    flex-direction: column;
    align-items: stretch;
    display: none;
  }

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

  .nav-list,
  .social-list {
    justify-content: center;
  }

  .header-inner {
    min-height: 80px;
  }

  .hero {
    min-height: auto;
    padding-top: 54px;
  }

  .hero-copy p,
  .section-copy,
  .rich-copy,
  .contact-panel p,
  .footer-bottom,
  body {
    font-size: 0.98rem;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .section,
  .page-hero,
  .simple-hero {
    padding: 58px 0 30px;
  }

  .feature-grid,
  .articles-grid,
  .knowledge-grid,
  .timeline-list,
  .stats-grid,
  .pricing-grid,
  .shop-grid,
  .trust-list,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .hero-actions,
  .utility-row,
  .cookie-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .timeline-shell,
  .contact-form,
  .contact-panel,
  .callout-copy,
  .page-panel {
    padding: 22px;
  }

  .container {
    width: min(var(--container), calc(100% - 22px));
  }
}