/* ==========================================================================
   Multi-page additions: interior page headers, and a real mobile menu.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Interior page header. Shorter than the homepage hero, same vocabulary.
   -------------------------------------------------------------------------- */

.mi-pagehead { --mi-display: clamp(2.5rem, 7.6vw, 7rem); }

.mi-pagehead__inner {
  position: relative;
  z-index: 2;
  min-height: min(18svh, 170px);
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: auto 1fr;
  gap: var(--mi-sm);
  padding-block: clamp(150px, 13.8vh, 174px) clamp(20px, 2.4vh, 30px);
}
@media (min-width: 900px) {
  .mi-pagehead__inner { grid-template-columns: repeat(12, 1fr); }
}

.mi-pagehead__label {
  grid-column: 1 / -1;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: 0.9em;
}
.mi-pagehead__label::after {
  content: "";
  flex: 0 0 auto;
  width: clamp(36px, 7vw, 110px);
  height: 1px;
  background: var(--mi-rule);
}

.mi-pagehead__title {
  grid-column: 1 / -1;
  grid-row: 2;
  align-self: end;
}
@media (min-width: 900px) { .mi-pagehead__title { grid-column: 1 / 9; } }

.mi-pagehead__intro {
  grid-column: 1 / -1;
  align-self: end;
  border-top: 1px solid var(--mi-rule);
  padding-top: var(--mi-md);
}
@media (min-width: 900px) {
  .mi-pagehead__intro { grid-column: 9 / 13; grid-row: 2; }
}

/* --------------------------------------------------------------------------
   Mobile menu. Below the desktop breakpoint the inline links are hidden,
   so without this there is no navigation at all on a phone.
   -------------------------------------------------------------------------- */

.mi-burger {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 0 9px;
  border: 0;
  border-radius: 0;
  background: transparent;
  cursor: pointer;
}
@media (min-width: 1120px) { .mi-burger { display: none; } }

.mi-burger span {
  display: block;
  height: 1px;
  width: 100%;
  background: var(--mi-ivory);
  transition: transform var(--mi-med) var(--mi-ease), opacity var(--mi-fast) var(--mi-ease);
}
.mi-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(3.5px) rotate(45deg); }
.mi-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.mi-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-3.5px) rotate(-45deg); }
.mi-burger:focus-visible { outline: 2px solid var(--mi-bronze); outline-offset: 2px; }

.mi-drawer {
  position: fixed;
  inset: 0;
  z-index: 890;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--mi-md);
  padding: clamp(80px, 14vh, 130px) var(--mi-gutter) var(--mi-lg);
  background: var(--mi-charcoal);
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform 0.6s var(--mi-ease), visibility 0.6s var(--mi-ease);
  overflow-y: auto;
}
.mi-drawer.is-open { transform: none; visibility: visible; }
@media (min-width: 1120px) { .mi-drawer { display: none; } }

.mi-drawer a {
  display: block;
  padding-block: 0.42em;
  border-bottom: 1px solid rgba(166, 162, 154, 0.16);
  font-size: clamp(1.5rem, 7vw, 2.4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  text-transform: uppercase;
  color: var(--mi-ivory);
  text-decoration: none;
}
.mi-drawer a[aria-current="page"] { color: var(--mi-bronze); }
/* The button is an <a>, so it would otherwise inherit the oversized drawer
   link type and its divider. Reset it back to button typography. */
.mi-drawer .mi-btn {
  align-self: flex-start;
  margin-top: var(--mi-md);
  padding: 1.05em 2.1em;
  border-bottom: 0;
  font-size: var(--mi-small);
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.12em;
  color: var(--mi-charcoal);
}
.mi-drawer .mi-btn:hover { color: var(--mi-bg); }

.mi-drawer__meta {
  margin-top: auto;
  padding-top: var(--mi-md);
  font-size: var(--mi-small);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--mi-stone);
}

/* Lock the page behind the open drawer. */
body.mi-locked { overflow: hidden; }

/* Current page marker on the desktop bar. */
.mi-nav__links a[aria-current="page"] { opacity: 1; }
.mi-nav__links a[aria-current="page"]::after { transform: scaleX(1); }

@media (prefers-reduced-motion: reduce) {
  .mi-drawer { transition: none; }
  .mi-burger span { transition: none; }
}


/* --------------------------------------------------------------------------
   Optional photograph behind a page header.
   The wash opacity is not a taste decision. The intro copy on the right is
   muted grey (#55605A); over a fully black photo pixel a 0.85 wash gives it
   4.40:1, which fails AA, while 0.90 gives 4.95:1 and passes. So 0.90 is the
   floor, and it holds whatever picture is used.
   -------------------------------------------------------------------------- */
.mi-pagehead--media { position: relative; overflow: hidden; }

.mi-pagehead__media {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.mi-pagehead__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.mi-pagehead__media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(244, 250, 246, 0.90);
}