/* ═══════════════════════════════════════════════════════════════════════
   HVACity - gedeelde header/footer/body styling voor statische pagina's
   Dit bestand wordt gelinkt door statische pagina's (premies, blog, juridisch,
   betaling-*) zodat ze dezelfde "chrome" hebben als de gegenereerde
   productpagina's en de homepage. Aanpassingen hier → automatisch overal.
   ════════════════════════════════════════════════════════════════════════ */

/* ─── Variabelen ─── */
:root {
  --hvac-paper: #E8EFF8;
  --hvac-paper-2: #D9E4F2;
  --hvac-ink: #0B1B33;
  --hvac-ink-2: #18325C;
  --hvac-ink-3: #48607F;
  --hvac-line: #D4E0ED;
  --hvac-navy: #0E2E63;
  --hvac-blue: #1D5BD1;
  --hvac-orange: #E95B1F;
  --hvac-cyan: #06B6D4;
  --hvac-lime: #B8E24A;
  --hvac-grid-max: 1440px;
  --hvac-gutter: 24px;
  --hvac-r-xl: 32px;
  --hvac-f-display: "Manrope", system-ui, sans-serif;
  --hvac-f-mono: "Geist Mono", ui-monospace, monospace;
}

/* ─── Body-gradient (alleen als body-class niet al custom is) ─── */
body.hvac-chrome {
  background: var(--hvac-paper);
  color: var(--hvac-ink);
  position: relative;
  overflow-x: hidden;
}
body.hvac-chrome::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  background: linear-gradient(180deg, var(--hvac-paper) 0%, var(--hvac-paper-2) 100%);
  pointer-events: none;
  will-change: transform;
}

/* ─── Announce-strip ─── */
.hvac-announce {
  position: relative;
  background: var(--hvac-navy);
  color: #fff;
  padding: 8px 0;
  font-size: 12px;
  text-align: center;
  font-weight: 500;
  font-family: var(--hvac-f-display);
}
.hvac-announce::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--hvac-navy) 0%, var(--hvac-blue) 50%, var(--hvac-orange) 100%);
}
.hvac-announce-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding: 0 var(--hvac-gutter);
}
.hvac-announce b { color: var(--hvac-orange); font-weight: 600; }
.hvac-announce span { display: flex; align-items: center; gap: 6px; }
.hvac-announce .hvac-dot {
  width: 6px; height: 6px; border-radius: 999px;
  background: var(--hvac-lime);
  animation: hvac-pulse 1.6s infinite;
}
@keyframes hvac-pulse { 0%,100% { opacity: 1; } 50% { opacity: .4; } }
@media (max-width: 640px) {
  .hvac-announce { padding: 6px 0; font-size: 11px; }
  .hvac-announce-wrap { gap: 10px; }
  .hvac-announce-wrap > span[style*="opacity"] { display: none; }
}

/* ─── Nav.top (liquid glass sticky) ─── */
.hvac-nav-top {
  position: sticky; top: 0; z-index: 50;
  background: rgba(243,247,252,.82);
  backdrop-filter: blur(12px) saturate(160%);
  -webkit-backdrop-filter: blur(12px) saturate(160%);
  border-bottom: 1px solid rgba(212,224,237,0.55);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.6) inset,
    0 8px 24px -12px rgba(14,46,99,0.08);
  will-change: backdrop-filter;
  font-family: var(--hvac-f-display);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .hvac-nav-top { background: rgba(243,247,252,.96); }
}
.hvac-nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 14px var(--hvac-gutter);
  max-width: var(--hvac-grid-max);
  margin: 0 auto;
}
.hvac-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--hvac-ink);
  text-decoration: none;
}
.hvac-logo-svg { width: 38px; height: 38px; flex-shrink: 0; display: block; }
.hvac-logo-word {
  font-family: var(--hvac-f-display);
  font-weight: 900;
  font-size: 22px;
  letter-spacing: -0.02em;
  color: var(--hvac-ink);
  line-height: 1;
}
.hvac-logo-word em { font-style: normal; color: var(--hvac-blue); font-weight: 900; }

/* Nav-tagline: merk-statement vast in de top-balk, gecentreerd tussen logo en CTA's.
   Dezelfde structuur en kleurgebruik als op de hoofdpagina, voor consistentie. */
.hvac-nav-tagline {
  flex: 1;
  text-align: center;
  margin: 0;
  padding: 0 16px;
  font-family: var(--hvac-f-display);
  font-size: 14px;
  font-weight: 600;
  color: var(--hvac-ink);
  letter-spacing: -0.01em;
  line-height: 1.3;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.hvac-nav-tagline > span { color: var(--hvac-ink-2); font-weight: 500; }
.hvac-nav-tagline em {
  font-style: normal;
  color: var(--hvac-blue);
  font-weight: 800;
}
.hvac-nav-tagline-hl {
  color: var(--hvac-ink);
  font-weight: 800;
  background: linear-gradient(180deg, transparent 58%, rgba(233,91,31,0.45) 58%, rgba(233,91,31,0.45) 92%, transparent 92%);
  padding: 0 3px;
  border-radius: 2px;
}
@media (max-width: 1100px) { .hvac-nav-tagline { font-size: 13px; padding: 0 10px; } }
@media (max-width: 960px)  { .hvac-nav-tagline { display: none; } }

.hvac-nav-ctas { display: flex; gap: 10px; align-items: center; }
.hvac-b2b-link {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 8px 14px;
  border: 1px solid var(--hvac-line);
  border-radius: 999px;
  background: #fff;
  color: var(--hvac-ink);
  text-decoration: none;
  font-size: 13px; font-weight: 600;
  transition: all .15s;
}
.hvac-b2b-link:hover { border-color: var(--hvac-blue); color: var(--hvac-blue); }
.hvac-cart-btn {
  width: 40px; height: 40px; border-radius: 999px;
  display: grid; place-items: center;
  background: #fff; border: 1px solid var(--hvac-line);
  color: var(--hvac-ink);
  text-decoration: none;
  transition: all .15s;
}
.hvac-cart-btn:hover { border-color: var(--hvac-blue); color: var(--hvac-blue); }
@media (max-width: 640px) {
  .hvac-b2b-link span { display: none; }
  .hvac-b2b-link { padding: 8px; }
}

/* ─── Footer ─── */
footer.hvac-footer {
  background: var(--hvac-ink);
  color: #fff;
  padding: 56px 0 24px;
  margin-top: 80px;
  border-radius: var(--hvac-r-xl) var(--hvac-r-xl) 0 0;
  position: relative;
  z-index: 1;
  font-family: var(--hvac-f-display);
}
footer.hvac-footer a { color: rgba(255,255,255,.8); text-decoration: none; transition: color .15s; }
footer.hvac-footer a:hover { color: var(--hvac-cyan); }
.hvac-footer-inner {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr 1fr;
  gap: 32px;
  max-width: var(--hvac-grid-max);
  margin: 0 auto;
  padding: 0 var(--hvac-gutter);
}
.hvac-footer-inner h3 {
  color: rgba(255,255,255,.65);
  font-size: 11px;
  font-family: var(--hvac-f-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin: 0 0 14px;
  font-weight: 600;
}
.hvac-footer-inner p, .hvac-footer-inner li {
  font-size: 13px;
  color: rgba(255,255,255,.8);
}
.hvac-footer-inner ul { list-style: none; padding: 0; margin: 0; }
.hvac-footer-inner li { margin: 6px 0; }
.hvac-foot-brand .brand-row { display: inline-flex; align-items: center; gap: 10px; }
.hvac-foot-brand .hvac-logo-word { color: #fff; font-size: 28px; font-weight: 900; }
.hvac-foot-brand .hvac-logo-word em { color: var(--hvac-cyan); font-style: normal; }
.hvac-foot-brand .hvac-logo-svg { width: 44px; height: 44px; }
.hvac-foot-brand p { color: rgba(255,255,255,.55); margin-top: 12px; line-height: 1.55; max-width: 40ch; }
.hvac-footer-copyright {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 20px;
  margin-top: 20px;
  font-size: 12px;
  color: rgba(255,255,255,.55);
}
@media (max-width: 780px) {
  .hvac-footer-inner { grid-template-columns: 1fr; }
}