.hx-container {
  width: min(calc(100% - 2rem), var(--hx-container));
  margin-inline: auto;
}

.hx-container--wide {
  width: min(calc(100% - 2rem), var(--hx-container-wide));
}

.hx-container--article {
  width: min(calc(100% - 2rem), 820px);
}

.hx-main {
  min-height: 60vh;
}

.hx-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  min-height: var(--hx-header-height);
  background: color-mix(in srgb, var(--hx-color-bg) 88%, transparent);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(18px);
  transition: border-color var(--hx-transition), box-shadow var(--hx-transition), background var(--hx-transition);
}

.hx-header.is-scrolled {
  border-color: var(--hx-color-border);
  box-shadow: 0 10px 30px rgba(18, 41, 36, 0.06);
}

.hx-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: var(--hx-header-height);
  gap: 2rem;
}

.hx-header__navigation {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.hx-nav__list,
.hx-footer-nav__list,
.hx-footer__legal {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.hx-nav__item {
  position: relative;
}

.hx-nav__link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  color: var(--hx-color-text-soft);
  font-size: 0.94rem;
  font-weight: 650;
  transition: color var(--hx-transition);
}

.hx-nav__link:hover,
.current-menu-item > .hx-nav__link,
.current-menu-ancestor > .hx-nav__link {
  color: var(--hx-color-text);
}

.hx-nav .sub-menu {
  position: absolute;
  top: calc(100% + 0.65rem);
  left: 0;
  min-width: 220px;
  margin: 0;
  padding: 0.75rem;
  list-style: none;
  background: var(--hx-color-surface);
  border: 1px solid var(--hx-color-border);
  border-radius: var(--hx-radius-md);
  box-shadow: var(--hx-shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(0.5rem);
  transition: opacity var(--hx-transition), transform var(--hx-transition), visibility var(--hx-transition);
}

.hx-nav li:hover > .sub-menu,
.hx-nav li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.hx-nav .sub-menu a {
  display: block;
  padding: 0.7rem 0.8rem;
  border-radius: 0.6rem;
  color: var(--hx-color-text-soft);
}

.hx-nav .sub-menu a:hover {
  background: var(--hx-color-surface-soft);
  color: var(--hx-color-text);
}

.hx-nav-toggle {
  display: none;
}

.hx-page__inner,
.hx-article,
.hx-content-grid,
.hx-empty-state,
.hx-error-page {
  padding-block: var(--hx-section-space);
}

.hx-page__header,
.hx-article__header {
  max-width: 900px;
  margin-bottom: 2.5rem;
}

.hx-page-hero {
  width: min(calc(100% - 2rem), var(--hx-container-wide));
  margin: 2rem auto 0;
  overflow: hidden;
  border-radius: var(--hx-radius-lg);
}

.hx-page-hero__image {
  width: 100%;
  max-height: 680px;
  object-fit: cover;
}

.hx-post-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.hx-footer {
  background: var(--hx-color-text);
  color: rgba(255, 255, 255, 0.72);
}

.hx-footer__main {
  display: grid;
  grid-template-columns: minmax(240px, 1.4fr) repeat(2, minmax(180px, 1fr));
  gap: 3rem;
  padding-block: 4rem;
}

.hx-footer__identity {
  max-width: 420px;
}

.hx-footer__description {
  margin-top: 1.25rem;
  color: rgba(255, 255, 255, 0.62);
}

.hx-footer-nav__list {
  align-items: flex-start;
  flex-direction: column;
  gap: 0.7rem;
}

.hx-footer-nav__link {
  color: rgba(255, 255, 255, 0.72);
}

.hx-footer-nav__link:hover {
  color: #fff;
}

.hx-footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-block: 1.35rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.86rem;
}

.hx-footer__bottom p {
  margin: 0;
}

.hx-footer__legal {
  gap: 1rem;
}

@media (max-width: 1024px) {
  .hx-header__cta {
    display: none;
  }

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

@media (max-width: 860px) {
  .hx-nav-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    min-height: 44px;
    padding: 0.55rem 0.8rem;
    background: transparent;
    color: var(--hx-color-text);
    border: 1px solid var(--hx-color-border);
    border-radius: var(--hx-radius-pill);
    cursor: pointer;
  }

  .hx-nav-toggle__label {
    font-size: 0.84rem;
    font-weight: 700;
  }

  .hx-nav-toggle__icon {
    position: relative;
    width: 18px;
    height: 14px;
  }

  .hx-nav-toggle__icon span {
    position: absolute;
    left: 0;
    width: 100%;
    height: 2px;
    background: currentColor;
    border-radius: 2px;
    transition: transform var(--hx-transition), top var(--hx-transition);
  }

  .hx-nav-toggle__icon span:first-child { top: 3px; }
  .hx-nav-toggle__icon span:last-child { top: 9px; }

  .hx-nav-toggle[aria-expanded="true"] .hx-nav-toggle__icon span:first-child {
    top: 6px;
    transform: rotate(45deg);
  }

  .hx-nav-toggle[aria-expanded="true"] .hx-nav-toggle__icon span:last-child {
    top: 6px;
    transform: rotate(-45deg);
  }

  .hx-header__navigation {
    position: fixed;
    top: var(--hx-header-height);
    right: 0;
    bottom: 0;
    width: min(92vw, 390px);
    display: block;
    padding: 1.25rem;
    overflow-y: auto;
    background: var(--hx-color-surface);
    border-left: 1px solid var(--hx-color-border);
    box-shadow: var(--hx-shadow-md);
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 280ms ease, visibility 280ms ease;
  }

  .hx-header__navigation.is-open {
    transform: translateX(0);
    visibility: visible;
  }

  .hx-nav__list {
    display: block;
  }

  .hx-nav__item {
    border-bottom: 1px solid var(--hx-color-border);
  }

  .hx-nav__link {
    width: 100%;
    min-height: 56px;
    font-size: 1rem;
  }

  .hx-nav .sub-menu {
    position: static;
    min-width: 0;
    padding: 0 0 0.75rem 0.75rem;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
  }

  .hx-footer__main {
    grid-template-columns: 1fr 1fr;
  }

  .hx-footer__identity {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .hx-container,
  .hx-container--wide,
  .hx-container--article {
    width: min(calc(100% - 1.25rem), var(--hx-container));
  }

  .hx-post-grid,
  .hx-footer__main {
    grid-template-columns: 1fr;
  }

  .hx-footer__identity {
    grid-column: auto;
  }

  .hx-footer__bottom {
    align-items: flex-start;
    flex-direction: column;
  }

  .hx-footer__legal {
    flex-wrap: wrap;
  }
}