/* Flextracode application shell, primary regions, and navigation layout. */
.fx-app {
  min-height: 100vh;
  background:
    radial-gradient(ellipse at 85% 0, rgba(34, 197, 94, 0.08), transparent 34rem),
    linear-gradient(145deg, var(--fx-bg), var(--fx-bg-deep));
}

.fx-container {
  width: min(var(--fx-content-width), calc(100% - 2 * var(--fx-page-gutter)));
  margin-inline: auto;
}

.fx-header {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--fx-space-6);
  min-height: 4.5rem;
  padding-block: var(--fx-space-3);
  border-bottom: 1px solid var(--fx-border);
  background: rgba(2, 8, 23, 0.82);
}

.fx-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--fx-space-3);
  flex: 0 0 auto;
  color: var(--fx-text-strong);
  font-size: 1.05rem;
  font-weight: 850;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.fx-brand-mark {
  display: grid;
  place-items: center;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--fx-border-accent);
  border-radius: var(--fx-radius-md);
  background: linear-gradient(145deg, rgba(56, 189, 248, 0.22), var(--fx-accent-soft));
  color: var(--fx-accent);
  font-size: 0.78rem;
  letter-spacing: 0;
}

.fx-header-actions,
.fx-nav {
  display: flex;
  align-items: center;
  gap: var(--fx-space-2);
}

.fx-header-actions {
  flex: 0 0 auto;
}

.fx-nav {
  min-width: 0;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.fx-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.5rem;
  padding: 0.45rem 0.75rem;
  border: 1px solid transparent;
  border-radius: var(--fx-radius-pill);
  color: var(--fx-muted);
  font-size: var(--fx-font-size-sm);
  font-weight: 700;
  text-decoration: none;
  transition: color var(--fx-duration-fast) var(--fx-ease),
    border-color var(--fx-duration-fast) var(--fx-ease),
    background var(--fx-duration-fast) var(--fx-ease);
}

.fx-nav a:hover,
.fx-nav a[aria-current="page"],
.fx-nav a.is-active {
  border-color: var(--fx-border-accent);
  background: var(--fx-accent-soft);
  color: var(--fx-text-strong);
}

.fx-page-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--fx-space-6);
  margin-bottom: var(--fx-space-6);
}

.fx-page-heading > :first-child {
  min-width: 0;
}

.fx-page-heading h1 {
  margin-bottom: var(--fx-space-2);
  font-size: clamp(1.8rem, 3.6vw, 2.75rem);
  letter-spacing: -0.04em;
}

.fx-page-heading p {
  max-width: 48rem;
  margin-bottom: 0;
  color: var(--fx-muted);
}

.fx-workspace {
  display: grid;
  grid-template-columns: minmax(13rem, 17rem) minmax(0, 1fr);
  gap: var(--fx-space-6);
  align-items: start;
}

.fx-sidebar,
.fx-content,
.fx-panel {
  min-width: 0;
}

.fx-sidebar {
  position: sticky;
  top: var(--fx-space-4);
}

.fx-content {
  display: grid;
  gap: var(--fx-space-5);
}

.fx-stage-navigation {
  width: 100%;
  min-width: 0;
  margin-block: var(--fx-space-3) var(--fx-space-5);
}

.fx-stage-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.4rem;
  min-width: 0;
  padding: 0;
  margin: 0;
  list-style: none;
}

.fx-stage-nav li {
  flex: 0 1 auto;
  min-width: 0;
}

.fx-stage-nav a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  min-height: 2.25rem;
  padding: 0.35rem 0.6rem;
  border: 1px solid transparent;
  border-radius: var(--fx-radius-pill);
  color: var(--fx-muted);
  font-size: var(--fx-font-size-xs);
  font-weight: 700;
  white-space: nowrap;
  text-decoration: none;
  transition: color var(--fx-duration-fast) var(--fx-ease),
    border-color var(--fx-duration-fast) var(--fx-ease),
    background var(--fx-duration-fast) var(--fx-ease);
}

.fx-stage-nav a:hover,
.fx-stage-nav a[aria-current="step"],
.fx-stage-nav a.is-active {
  border-color: var(--fx-border-accent);
  background: var(--fx-accent-soft);
  color: var(--fx-text-strong);
}

.fx-stage-nav a[aria-disabled="true"] {
  color: var(--fx-subtle);
  cursor: not-allowed;
}

.fx-stage-nav a:focus-visible {
  outline: 2px solid var(--fx-focus);
  outline-offset: 3px;
}

.fx-stage-number {
  display: grid;
  flex: 0 0 1.5rem;
  place-items: center;
  width: 1.5rem;
  height: 1.5rem;
  border: 1px solid var(--fx-border);
  border-radius: 50%;
  font-size: 0.65rem;
}

.fx-footer {
  padding-block: var(--fx-space-5);
  border-top: 1px solid var(--fx-border);
  color: var(--fx-subtle);
  font-size: var(--fx-font-size-sm);
}

@media (max-width: 900px) {
  .fx-header {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .fx-nav {
    justify-content: flex-start;
    flex-basis: 100%;
    order: 3;
  }

  .fx-workspace {
    grid-template-columns: minmax(0, 1fr);
  }

  .fx-sidebar {
    position: static;
  }
}

@media (max-width: 560px) {
  .fx-main {
    padding-block: var(--fx-space-6) var(--fx-space-8);
  }

  .fx-page-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: var(--fx-space-3);
  }

  .fx-header-actions {
    margin-left: auto;
  }

  .fx-nav {
    gap: var(--fx-space-1);
  }

  .fx-nav a {
    min-height: 2.25rem;
    padding-inline: 0.6rem;
    font-size: var(--fx-font-size-xs);
  }
}