/* ==========================================================================
   SMA Estimating — header.css
   Utility bar, sticky primary nav, desktop dropdown, off-canvas mobile drawer.
   ========================================================================== */

/* --- Utility bar ---------------------------------------------------------- */
.hdr-utility {
  background: var(--blue-900);
  color: var(--on-dark);
  font-family: var(--sans);
  font-size: var(--fs-xs);
}
.hdr-utility__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 40px;
  padding-block: 0.45rem;
}
.hdr-utility__group { display: flex; align-items: center; gap: 1.4rem; }
.hdr-utility a { color: var(--on-dark); text-decoration: none; }
.hdr-utility a:hover { color: var(--gold); }
.hdr-utility__item { display: inline-flex; align-items: center; gap: 0.45rem; }
.hdr-utility__item svg { width: 14px; height: 14px; flex: none; color: var(--gold); }
.hdr-utility__note { color: var(--on-dark-dim); }

@media (max-width: 860px) {
  .hdr-utility__group--secondary { display: none; }
  .hdr-utility__inner { justify-content: center; }
}

/* --- Header shell --------------------------------------------------------- */
.hdr {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--line);
}
.hdr[data-stuck="true"] { box-shadow: 0 10px 30px -22px rgba(7, 26, 60, 0.55); }

.hdr__inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 72px;
  padding-block: 0.6rem;
}

/* --- Logo ----------------------------------------------------------------- */
.hdr-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  flex: none;
}
.hdr-logo__mark {
  width: 40px;
  height: 40px;
  flex: none;
  border-radius: 5px;
  background: var(--blue);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--sans);
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: -0.04em;
  border-bottom: 3px solid var(--gold);
}
.hdr-logo__name {
  font-family: var(--sans);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.03em;
  line-height: 1;
  display: block;
}
.hdr-logo__sub {
  font-family: var(--sans);
  font-weight: 500;
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  color: var(--muted-2);
  display: block;
  margin-top: 3px;
}

/* --- Desktop nav ---------------------------------------------------------- */
.hdr-nav { margin: auto; }
.hdr-nav__list { display: flex; align-items: center; gap: 0.35rem; }

.hdr-nav__link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--sans);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
  padding: 0.6rem 0.6rem;
  border-radius: 4px;
  position: relative;
}
.hdr-nav__link::after {
  content: "";
  position: absolute;
  left: 0.6rem;
  right: 0.6rem;
  bottom: 0.3rem;
  height: 2px;
  background: var(--gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s var(--ease);
}
.hdr-nav__link:hover { color: var(--blue); }
.hdr-nav__link:hover::after,
.hdr-nav__item:focus-within > .hdr-nav__link::after { transform: scaleX(1); }
.hdr-nav__link svg { width: 11px; height: 11px; color: var(--muted-2); }

.hdr-nav__item { position: relative; }

.hdr-drop {
  position: absolute;
  top: calc(100% + 2px);
  left: -0.5rem;
  min-width: 280px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--gold);
  border-radius: 0 0 var(--radius) var(--radius);
  box-shadow: var(--shadow-panel);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.16s var(--ease), transform 0.16s var(--ease), visibility 0.16s;
}
.hdr-nav__item:hover > .hdr-drop,
.hdr-nav__item:focus-within > .hdr-drop {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.hdr-drop a {
  display: block;
  font-family: var(--sans);
  font-size: 0.875rem;
  color: var(--ink);
  text-decoration: none;
  padding: 0.6rem 0.7rem;
  border-radius: 4px;
}
.hdr-drop a:hover { background: var(--paper); color: var(--blue); }
.hdr-drop a span {
  display: block;
  font-size: 0.75rem;
  color: var(--muted-2);
  margin-top: 2px;
}

/* --- Wide two-column panel (Trades) --- */
.hdr-drop--wide {
  /* Left-anchored to its trigger. Right-anchoring pushed the panel off the
     left edge at 1041px, where the nav sits further left. */
  min-width: 540px;
}
.hdr-drop__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 0.5rem;
}
.hdr-drop--wide a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.55rem 0.7rem;
}
.hdr-drop--wide .hdr-drop__n {
  display: inline-block;
  flex: none;
  width: 20px;
  margin-top: 0;
  font-family: var(--sans);
  font-size: 0.72rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  color: var(--gold-700);
}
.hdr-drop__all {
  margin-top: 0.45rem;
  padding-top: 0.75rem !important;
  border-top: 1px solid var(--line);
  font-weight: 600;
  color: var(--blue) !important;
  border-radius: 0 !important;
}
.hdr-drop__all:hover { background: none !important; color: var(--gold-700) !important; }

.hdr__cta { flex: none; margin-left: 0.5rem; }

/* --- Burger --------------------------------------------------------------- */
.hdr-burger {
  display: none;
  margin-left: auto;
  width: 46px;
  height: 42px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  flex: none;
}
.hdr-burger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--blue-900);
  transition: transform 0.22s var(--ease), opacity 0.15s var(--ease);
}
.hdr-burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hdr-burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.hdr-burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Off-canvas drawer (slides in from the right) ------------------------- */
.hdr-scrim {
  position: fixed;
  inset: 0;
  background: rgba(7, 26, 60, 0.55);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--ease), visibility 0.25s;
  z-index: 110;
}
.hdr-drawer {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: min(360px, 88vw);
  background: var(--white);
  border-left: 4px solid var(--gold);
  z-index: 120;
  transform: translateX(100%);
  visibility: hidden;
  transition: transform 0.3s var(--ease), visibility 0.3s;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

body[data-menu="open"] .hdr-scrim { opacity: 1; visibility: visible; }
body[data-menu="open"] .hdr-drawer { transform: translateX(0); visibility: visible; }
body[data-menu="open"] { overflow: hidden; }

.hdr-drawer__top {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem var(--gutter);
  border-bottom: 1px solid var(--line);
}
.hdr-drawer__close {
  width: 40px;
  height: 40px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  display: grid;
  place-items: center;
  color: var(--ink);
}
.hdr-drawer__close svg { width: 18px; height: 18px; }

/* The only scrolling region. min-height:0 is required — without it a flex
   child refuses to shrink below its content and the overflow never engages. */
.hdr-drawer__nav {
  flex: 1 1 auto;
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding: 0.5rem var(--gutter) 1.5rem;
  scrollbar-width: thin;
}
.hdr-drawer__nav a {
  display: block;
  font-family: var(--sans);
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--ink);
  text-decoration: none;
  padding: 0.95rem 0;
  border-bottom: 1px solid var(--line);
}
.hdr-drawer__nav a:hover { color: var(--blue); }
.hdr-drawer__nav a small {
  display: block;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--muted-2);
  margin-top: 2px;
}

.hdr-drawer__foot {
  flex: none;
  padding: 1.35rem var(--gutter) 2rem;
  background: var(--paper);
  border-top: 1px solid var(--line);
}
.hdr-drawer__foot .btn { width: 100%; }
.hdr-drawer__phone {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--sans);
  font-weight: 600;
  color: var(--blue);
  text-decoration: none;
  margin-top: 1rem;
}
.hdr-drawer__phone svg { width: 16px; height: 16px; }

/* --- Drawer accordions (native <details>, no JS) -------------------------- */
.hdr-acc { border-bottom: 1px solid var(--line); }
.hdr-acc > summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  list-style: none;
  cursor: pointer;
  font-family: var(--sans);
  font-size: 1.02rem;
  font-weight: 500;
  color: var(--ink);
  padding: 0.95rem 0;
}
.hdr-acc > summary::-webkit-details-marker { display: none; }
.hdr-acc > summary:hover { color: var(--blue); }
.hdr-acc__label small {
  display: block;
  font-size: 0.78rem;
  font-weight: 400;
  color: var(--muted-2);
  margin-top: 2px;
}
.hdr-acc__chev {
  flex: none;
  width: 26px;
  height: 26px;
  border: 1px solid var(--line);
  border-radius: 5px;
  display: grid;
  place-items: center;
  color: var(--blue);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}
.hdr-acc__chev svg { width: 13px; height: 13px; }
.hdr-acc[open] > summary .hdr-acc__chev {
  transform: rotate(180deg);
  border-color: var(--blue);
}

.hdr-acc__panel { padding: 0 0 0.9rem 0.9rem; border-left: 2px solid var(--gold); margin-bottom: 0.6rem; }
.hdr-drawer__nav .hdr-acc__panel a {
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--muted);
  padding: 0.62rem 0;
  border-bottom: 0;
}
.hdr-drawer__nav .hdr-acc__panel a:hover { color: var(--blue); }

@media (max-width: 1240px) {
  .hdr-nav, .hdr__cta { display: none; }
  .hdr-burger { display: flex; }
}
@media (min-width: 1241px) {
  .hdr-scrim, .hdr-drawer { display: none; }
}