:root {
  --pk3s-bg: #f5f7fb;
  --pk3s-surface: #ffffff;
  --pk3s-surface-soft: rgba(255, 255, 255, 0.78);
  --pk3s-text: #132238;
  --pk3s-muted: #607089;
  --pk3s-line: #d8e2f1;
  --pk3s-accent: #3f6df6;
  --pk3s-accent-soft: #eaf0ff;
  --pk3s-shadow: 0 18px 50px rgba(19, 34, 56, 0.08);
  --pk3s-radius: 22px;
}

[data-md-color-scheme="default"] {
  --md-primary-fg-color: #ffffff;
  --md-primary-bg-color: #132238;
  --md-default-bg-color: #f7f9fc;
  --md-default-fg-color: #132238;
  --md-default-fg-color--light: #607089;
  --md-typeset-a-color: #2f6fed;
}

body {
  background:
    radial-gradient(circle at top left, #edf3ff 0, transparent 36%),
    radial-gradient(circle at bottom right, rgba(236, 243, 255, 0.7) 0, transparent 28%),
    linear-gradient(180deg, #fbfcfe 0%, var(--pk3s-bg) 100%);
}

.md-header {
  background: rgba(251, 252, 254, 0.88);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(216, 226, 241, 0.92);
  box-shadow: none;
}

.md-header__inner {
  gap: 1rem;
}

.md-header__title {
  margin-right: auto;
}

.pk3s-header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-left: auto;
  white-space: nowrap;
}

.pk3s-lang-switch a,
.pk3s-lang-switch span {
  color: var(--pk3s-muted);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pk3s-lang-switch a:hover,
.pk3s-lang-switch a.is-active {
  color: var(--pk3s-text);
}

.md-header__source {
  margin-left: 0;
}

.md-source {
  color: var(--pk3s-muted);
}

.md-source:hover {
  color: var(--pk3s-text);
}

.md-source__repository {
  font-weight: 700;
}

.pk3s-lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
}

.md-search__form {
  border-radius: 12px;
  background: rgba(216, 226, 241, 0.55);
}

.md-tabs {
  background: rgba(255, 255, 255, 0.72);
  border-top: 1px solid rgba(216, 226, 241, 0.65);
}

.md-tabs__link {
  color: var(--pk3s-muted);
}

.md-tabs__link--active,
.md-tabs__link:hover {
  color: var(--pk3s-text);
}

.pk3s-footer-slogan {
  width: 100%;
  margin-bottom: 0.18rem;
  color: var(--pk3s-muted);
  font-size: 0.78rem;
  font-weight: 400;
  line-height: 1.45;
}

.md-path {
  margin-bottom: 0.9rem;
}

.md-nav--primary .md-nav[data-md-level="2"] > .md-nav__list > .md-nav__item,
.md-nav--primary .md-nav[data-md-level="3"] > .md-nav__list > .md-nav__item {
  margin-left: 0.55rem;
}

.md-nav--primary .md-nav__item--section > .md-nav__link,
.md-nav--primary .md-nav__item--section > .md-nav__container .md-nav__link {
  font-weight: 700;
}

.md-nav--primary > .md-nav__list > .md-nav__item--nested > .md-nav__container,
.md-nav--primary > .md-nav__list > .md-nav__item--nested > .md-nav__link,
.md-nav--primary > .md-nav__list > .md-nav__item--nested > .md-nav__toggle,
.md-nav--primary > .md-nav__list > .md-nav__item--nested > .md-nav > .md-nav__title {
  display: none;
}

.md-nav--primary > .md-nav__list > .md-nav__item--nested > .md-nav {
  margin-top: 0;
}

.pk3s-container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.pk3s-hero {
  padding: 3.8rem 0 1.4rem;
}

.pk3s-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr);
  gap: 2.2rem;
  align-items: center;
}

.pk3s-eyebrow {
  display: inline-flex;
  align-items: center;
  margin-bottom: 1rem;
  padding: 0.52rem 0.88rem;
  border-radius: 999px;
  background: var(--pk3s-accent-soft);
  color: var(--pk3s-accent);
  font-size: 0.84rem;
  font-weight: 700;
}

.pk3s-hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(2.6rem, 5.5vw, 4.18rem);
  line-height: 0.94;
  letter-spacing: -0.05em;
}

.pk3s-lead,
.pk3s-sublead {
  max-width: 44rem;
  font-size: 1.02rem;
  line-height: 1.66;
}

.pk3s-sublead {
  color: var(--pk3s-muted);
}

.pk3s-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 1.8rem;
}

.pk3s-actions .md-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: auto;
  padding: 12px 16px;
  border: 1px solid rgba(216, 226, 241, 0.96);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--pk3s-text);
  font-size: 0.94rem;
  font-weight: 700;
  line-height: 1;
  text-decoration: none;
  white-space: nowrap;
  transition: transform 120ms ease, box-shadow 120ms ease, border-color 120ms ease;
}

.pk3s-actions .md-button:hover {
  transform: translateY(-1px);
  border-color: rgba(63, 109, 246, 0.35);
  box-shadow: 0 12px 24px rgba(19, 34, 56, 0.08);
}

.pk3s-actions .md-button--primary {
  background: var(--pk3s-accent);
  border-color: var(--pk3s-accent);
  color: #fff;
  box-shadow: 0 16px 30px rgba(63, 109, 246, 0.28);
}

.pk3s-actions .md-button--primary:hover {
  color: #fff;
}

.pk3s-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(216, 226, 241, 0.96);
  border-radius: var(--pk3s-radius);
  box-shadow: var(--pk3s-shadow);
}

.pk3s-hero-card {
  padding: 24px;
}

.pk3s-hero-card h2,
.pk3s-home-section h2 {
  margin-top: 0;
  margin-bottom: 16px;
  font-size: 1.58rem;
  line-height: 1.1;
  letter-spacing: -0.03em;
  font-weight: 800;
}

.pk3s-hero-card h2 {
  font-size: 1.58rem;
}

.pk3s-hero-card ul {
  margin: 0;
  padding-left: 20px;
  font-size: 1.02rem;
  line-height: 1.66;
}

.pk3s-hero-card li {
  margin-bottom: 0.45rem;
}

.pk3s-home-shell {
  width: 100%;
}

.md-content__inner.pk3s-home {
  background: transparent;
  border: 0;
  box-shadow: none;
  padding: 0 0 4rem !important;
}

.pk3s-home-section {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto 2rem;
}

.pk3s-option-grid,
.pk3s-two-col {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.8rem;
}

.pk3s-option-grid {
  grid-template-columns: 1fr auto 1fr;
  align-items: stretch;
}

.pk3s-option-card,
.pk3s-two-col .pk3s-card {
  padding: 20px;
}

.pk3s-option-label {
  margin-bottom: 0.7rem;
  color: var(--pk3s-accent);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pk3s-option-card p,
.pk3s-bridge-note {
  margin: 0;
  font-size: 1.02rem;
}

.pk3s-gap-divider {
  display: grid;
  place-items: center;
  color: var(--pk3s-accent);
  font-size: 1.4rem;
  font-weight: 800;
}

.pk3s-gap-divider__vertical {
  display: none;
}

.pk3s-bridge-note {
  margin: 1rem 0 1.15rem;
  text-align: center;
  font-size: 1.2rem;
  font-weight: 700;
}

.pk3s-pill-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.pk3s-pill {
  padding: 1rem 1.25rem;
  border: 1px solid rgba(216, 226, 241, 0.96);
  border-radius: 18px;
  background: rgba(243, 247, 255, 0.78);
  text-align: center;
  font-weight: 700;
  line-height: 1.4;
}

.pk3s-home ul {
  margin: 0;
  padding-left: 1.25rem;
}

.pk3s-home li {
  margin-bottom: 0.5rem;
  color: var(--pk3s-muted);
}

.pk3s-home li strong,
.pk3s-home li b {
  color: var(--pk3s-text);
}

.pk3s-card-note {
  margin: 1rem 0 0;
  color: var(--pk3s-muted);
  font-size: 1.02rem;
  line-height: 1.66;
}

.pk3s-card-note strong {
  color: var(--pk3s-text);
}

.md-content__inner {
  background: var(--pk3s-surface-soft);
  border: 1px solid rgba(216, 226, 241, 0.72);
  border-radius: 20px;
  box-shadow: var(--pk3s-shadow);
  padding: 2rem !important;
}

.md-footer {
  background: transparent;
}

.md-footer__inner {
  margin-top: 0;
  padding-top: 0.5rem;
  padding-bottom: 0.5rem;
}

.md-footer-meta {
  background: transparent;
  border-top: 1px solid rgba(216, 226, 241, 0.9);
  color: var(--pk3s-text);
}

.md-footer-meta__inner {
  color: var(--pk3s-text);
  min-height: 3.5rem;
}

.md-copyright,
.md-copyright__highlight,
.md-footer-meta .md-copyright,
.md-footer-meta .md-copyright a,
.md-footer-meta .md-copyright a:visited,
.md-footer-meta .md-social__link {
  color: var(--pk3s-text) !important;
}

.md-footer-meta .md-copyright a:hover,
.md-footer-meta .md-social__link:hover {
  color: var(--pk3s-accent) !important;
}

@media (max-width: 1100px) {
  .pk3s-header-actions {
    gap: 0.75rem;
  }

  .pk3s-header-link,
  .pk3s-lang-switch a,
  .pk3s-lang-switch span {
    letter-spacing: 0.04em;
  }
}

@media (max-width: 960px) {
  .pk3s-hero-grid,
  .pk3s-option-grid,
  .pk3s-two-col,
  .pk3s-pill-grid {
    grid-template-columns: 1fr;
  }

  .pk3s-gap-divider {
    min-height: 2rem;
  }

  .pk3s-gap-divider__horizontal {
    display: none;
  }

  .pk3s-gap-divider__vertical {
    display: inline;
  }

  .pk3s-hero {
    padding-top: 3rem;
  }
}

@media (max-width: 760px) {
  .pk3s-header-actions {
    display: none;
  }
}

@media (max-width: 640px) {
  .pk3s-container,
  .pk3s-home-section {
    width: min(100% - 28px, 1120px);
  }

  .md-content__inner {
    padding: 1.3rem !important;
  }

  .pk3s-hero h1 {
    font-size: 3rem;
  }
}