/* HeatWiseSW shared site header — matches V2.4 homepage */
:root {
  --hw-hdr-card: #f7fbfc;
  --hw-hdr-ink: #1c1917;
  --hw-hdr-ink-soft: #44403c;
  --hw-hdr-mute: #57534e;
  --hw-hdr-faint: #78716c;
  --hw-hdr-line: #c5d5d8;
  --hw-hdr-wash: #eef6f7;
  --hw-hdr-teal: #0f5c63;
  --hw-hdr-teal-deep: #0a474c;
  --hw-hdr-shadow: 0 0 0 1px rgb(15 92 99 / 0.08), 0 18px 40px -28px rgb(15 92 99 / 0.28), 0 4px 12px -6px rgb(28 25 23 / 0.1);
}
header.hw-site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--hw-hdr-card);
  border-bottom: 1px solid var(--hw-hdr-line);
  font-family: "Source Sans 3", "Segoe UI", system-ui, sans-serif;
}
header.hw-site-header nav {
  max-width: 80rem;
  margin: 0 auto;
  padding: 1rem 1.5rem;
}
header.hw-site-header .nav-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: .75rem;
}
header.hw-site-header .wordmark {
  font-weight: 600;
  font-size: 1.5rem;
  letter-spacing: -0.02em;
  text-decoration: none;
  color: var(--hw-hdr-ink);
}
header.hw-site-header .desk {
  display: none;
  align-items: center;
  gap: 1.5rem;
  font-size: .875rem;
  font-weight: 500;
}
@media (min-width: 1024px) {
  header.hw-site-header .desk { display: flex; }
  header.hw-site-header .burger { display: none; }
}
header.hw-site-header .desk a,
header.hw-site-header .drop > button {
  color: var(--hw-hdr-ink-soft);
  text-decoration: none;
  background: none;
  border: 0;
  font: inherit;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: .25rem;
  cursor: pointer;
  padding: 0;
}
header.hw-site-header .desk a:hover,
header.hw-site-header .drop > button:hover {
  color: var(--hw-hdr-teal);
}
header.hw-site-header .drop { position: relative; }
header.hw-site-header .menu {
  display: none;
  position: absolute;
  left: 0;
  top: 100%;
  padding-top: .75rem;
  z-index: 50;
}
header.hw-site-header .drop:hover .menu,
header.hw-site-header .drop:focus-within .menu {
  display: block;
}
header.hw-site-header .panel {
  background: #fff;
  border: 1px solid var(--hw-hdr-line);
  border-radius: 12px;
  box-shadow: var(--hw-hdr-shadow);
  padding: .75rem 0;
}
header.hw-site-header .w-80 { width: 20rem; }
header.hw-site-header .w-72 { width: 18rem; }
header.hw-site-header .panel a {
  display: block;
  padding: .65rem 1.25rem;
  color: var(--hw-hdr-ink-soft);
  text-decoration: none;
}
header.hw-site-header .panel a:hover {
  background: var(--hw-hdr-wash);
  color: var(--hw-hdr-teal);
}
header.hw-site-header .panel .t { font-weight: 600; color: var(--hw-hdr-ink); }
header.hw-site-header .panel .b {
  font-size: .75rem;
  color: var(--hw-hdr-mute);
  margin-top: 2px;
  line-height: 1.35;
}
header.hw-site-header .cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: .6rem 1.25rem;
  background: var(--hw-hdr-teal);
  color: #fff !important;
  font-weight: 600;
  font-size: .875rem;
  border-radius: 10px;
  text-decoration: none;
  white-space: nowrap;
}
header.hw-site-header .cta:hover {
  background: var(--hw-hdr-teal-deep);
  color: #fff !important;
}
header.hw-site-header .cta-sm { display: none; }
@media (min-width: 640px) {
  header.hw-site-header .cta-sm { display: inline; }
  header.hw-site-header .cta-xs { display: none; }
}
header.hw-site-header .burger {
  border: 0;
  background: none;
  padding: .5rem;
  color: var(--hw-hdr-ink-soft);
  cursor: pointer;
  font-size: 1.25rem;
}
header.hw-site-header #hw-mobile-nav {
  display: none;
  border-top: 1px solid var(--hw-hdr-line);
  margin-top: .75rem;
  padding: .75rem 0 .25rem;
  font-size: .875rem;
}
header.hw-site-header #hw-mobile-nav.open { display: block; }
header.hw-site-header #hw-mobile-nav a {
  display: block;
  padding: .5rem 0;
  color: var(--hw-hdr-ink);
  text-decoration: none;
}
header.hw-site-header #hw-mobile-nav .k {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--hw-hdr-faint);
  padding: .75rem 0 .25rem;
}