/* ==========================================================================
   PROOF — Kit documentation layout (kit/*.html)
   Sidebar navigation + main column + pager.

   <body class="kit">
     <aside class="kit-nav">…</aside>
     <main class="kit-main"><div class="kit-main__inner">…</div></main>
   </body>
   ========================================================================== */

.kit {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
}

/* ---- Sidebar ---------------------------------------------------------- */
.kit-nav {
  flex: 1 1 248px;
  display: flex;
  flex-direction: column;
  gap: 26px;
  padding: 28px 22px 32px;
  border-right: 1px solid var(--line);
  overflow: auto;
}

@media (min-width: 760px) {
  .kit-nav {
    position: sticky;
    top: 0;
    max-height: 100vh;
  }
}

.kit-nav__brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  color: var(--ink);
  text-decoration: none;
}

.kit-nav__logo {
  font-family: var(--f-display);
  font-weight: var(--d-weight);
  font-size: 26px;
  letter-spacing: .02em;
  text-transform: uppercase;
  line-height: 1;
}

.kit-nav__version {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--muted);
}

.kit-nav__groups {
  display: flex;
  flex-direction: column;
  gap: 22px;
}

.kit-nav__group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.kit-nav__group-label {
  margin-bottom: 6px;
}

.kit-nav__link {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 8px;
  gap: 8px;
  align-items: center;
  min-height: 32px;
  padding: 6px 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.3;
  text-decoration: none;
}

.kit-nav__link:hover {
  color: var(--accent-text);
}

.kit-nav__code {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--muted);
}

/* Current-page dot */
.kit-nav__link::after {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.kit-nav__link[aria-current="page"] {
  font-weight: 600;
}

.kit-nav__link[aria-current="page"]::after {
  background: var(--accent);
}

/* ---- Preset / theme switcher (sidebar) --------------------------------- */
.kit-nav__settings {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.switch-group {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.switch {
  min-height: 36px;
  padding: 6px 9px;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: transparent;
  color: var(--ink);
  font-family: var(--f-mono);
  font-size: 12px;
  cursor: pointer;
}

.switch[aria-pressed="true"] {
  background: var(--ink);
  color: var(--canvas);
}

.switch-group--fill .switch {
  flex: 1;
}

/* ---- Main column ------------------------------------------------------ */
.kit-main {
  flex: 999 1 0;
  min-width: min(100%, 62%);
  padding: clamp(40px, 6vw, 88px) clamp(20px, 4.5vw, 72px) 64px;
}

.kit-main__inner {
  max-width: 1180px;
}

.kit-header__eyebrow {
  margin-bottom: 20px;
  font-size: 13px;
}

.kit-header__lead {
  margin-top: 32px;
}

/* ---- Pager ------------------------------------------------------------ */
.pager {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 24px;
  margin-top: 96px;
  padding-top: 24px;
  border-top: 1px solid var(--ink);
}

.pager__link {
  display: flex;
  flex-direction: column;
  gap: 4px;
  color: var(--ink);
  text-decoration: none;
}

.pager__link--next {
  text-align: right;
}

.pager__code {
  font-family: var(--f-mono);
  font-size: 12px;
  color: var(--muted);
}

.pager__title {
  font-family: var(--f-display);
  font-size: 24px;
}