/*
  layout.css — header, navigatie, footer, sticky mobiele actiebalk
  Mobile-first: basis = telefoon (hamburger, gestapeld), verrijkt vanaf 64rem (desktop-navigatie).
*/

/* ---------- header / navigatie ---------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: var(--z-header);
  height: var(--header-h);
  display: flex;
  align-items: center;
  transition: background-color var(--dur-base) var(--ease-out),
    box-shadow var(--dur-base) var(--ease-out),
    height var(--dur-base) var(--ease-out),
    backdrop-filter var(--dur-base) var(--ease-out);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
}

.site-header.is-scrolled {
  height: var(--header-h-scrolled);
  background: rgba(247, 243, 234, 0.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
}

/* op pagina's zonder donkere hero staat de balk direct solide */
.site-header.is-static {
  background: rgba(247, 243, 234, 0.97);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-sm);
  position: sticky;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  letter-spacing: 0.03em;
  color: #fff;
  transition: color var(--dur-base) var(--ease-out);
}

.site-header.is-scrolled .brand,
.site-header.is-static .brand {
  color: var(--color-brand);
}

.brand__mark {
  width: 34px;
  height: 34px;
  flex-shrink: 0;
}

.brand__mark circle {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
}

.brand__sub {
  display: block;
  font-family: var(--font-body);
  font-size: 0.6rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-amber);
  margin-top: -2px;
}

/* desktop nav verborgen op mobiel */
.nav-links {
  display: none;
}

.nav-item {
  position: relative;
}

.nav-item > button,
.nav-item > a {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 0.6rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.92);
  transition: color var(--dur-fast) ease;
}

.site-header.is-scrolled .nav-item > button,
.site-header.is-scrolled .nav-item > a,
.site-header.is-static .nav-item > button,
.site-header.is-static .nav-item > a {
  color: var(--color-text);
}

.nav-item > button:hover,
.nav-item > a:hover,
.nav-item:focus-within > button {
  color: var(--color-accent);
}

.nav-item .chev {
  font-size: 0.6rem;
  opacity: 0.7;
  transition: transform var(--dur-fast) ease;
}

.nav-item:hover .chev,
.nav-item:focus-within .chev {
  transform: rotate(180deg);
}

.dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translate(-50%, 6px);
  min-width: 210px;
  background: #fff;
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 0.6rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur-base) var(--ease-out), transform var(--dur-base) var(--ease-out);
}

.nav-item:hover .dropdown,
.nav-item:focus-within .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
}

.dropdown a {
  display: block;
  padding: 0.65rem 0.85rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text);
}

.dropdown a:hover,
.dropdown a:focus-visible {
  background: var(--color-green-soft);
  color: var(--color-brand);
}

.nav-right {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-cta {
  display: none;
}

/* hamburger — 44x44 tikgebied (WCAG), met een compact 26px icoon erbinnen */
.hamburger {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  z-index: calc(var(--z-overlay) + 1);
}

.hamburger span {
  width: 26px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: background var(--dur-fast) ease, transform var(--dur-fast) ease, opacity var(--dur-fast) ease;
}

.site-header.is-scrolled .hamburger span,
.site-header.is-static .hamburger span {
  background: var(--color-brand);
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}
.hamburger[aria-expanded="true"] span {
  background: #fff;
}

/* mobiel uitklapmenu */
.mobile-menu {
  position: fixed;
  inset: 0;
  background: var(--color-green-deep);
  z-index: var(--z-overlay);
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 6rem 1.75rem 3rem;
  transform: translateY(-100%);
  visibility: hidden;
  transition: transform var(--dur-slow) var(--ease-out), visibility 0s var(--dur-slow);
  overflow-y: auto;
}

.mobile-menu.is-open {
  transform: translateY(0);
  visibility: visible;
  transition: transform var(--dur-slow) var(--ease-out), visibility 0s;
}

@media (prefers-reduced-motion: reduce) {
  .mobile-menu {
    transition: transform var(--dur-fast) linear, visibility 0s var(--dur-fast);
  }
  .mobile-menu.is-open {
    transition: transform var(--dur-fast) linear, visibility 0s;
  }
}

.mobile-menu__group + .mobile-menu__group {
  margin-top: 0.5rem;
}

.mobile-menu a {
  display: block;
  color: #fff;
  font-family: var(--font-display);
  font-size: 1.9rem;
  padding: 0.6rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.mobile-menu .sub-link {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.68);
  padding: 0.5rem 0 0.5rem 1rem;
  border: none;
}

@media (min-width: 64rem) {
  .nav-links {
    display: flex;
    align-items: center;
    gap: 0.25rem;
  }
  .nav-cta {
    display: inline-flex;
  }
  .hamburger {
    display: none;
  }
  .mobile-menu {
    display: none;
  }
}

/* ---------- footer ---------- */
.site-footer {
  position: relative;
  overflow: hidden;
  background: var(--color-green-deep);
  color: rgba(247, 243, 234, 0.82);
  padding-block: var(--space-7) var(--space-4);
  margin-top: var(--space-7);
}

@media (min-width: 64rem) {
  .site-footer {
    margin-top: var(--space-9);
    padding-block-start: var(--space-9);
  }
}

.footer-grid {
  display: grid;
  gap: var(--space-5);
  padding-bottom: var(--space-5);
  border-bottom: 1px solid rgba(247, 243, 234, 0.14);
}

@media (min-width: 40rem) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (min-width: 64rem) {
  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  }
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 1.3rem;
  color: #fff;
  margin-bottom: var(--space-2);
}

.footer-brand svg {
  width: 36px;
  height: 36px;
}

.footer-brand svg circle {
  fill: none;
  stroke: currentColor;
  stroke-width: 2.4;
}

.site-footer p.payoff {
  font-size: var(--fs-small);
  max-width: 32ch;
  color: rgba(247, 243, 234, 0.65);
}

.site-footer h2 {
  font-family: var(--font-body);
  font-size: var(--fs-caption);
  font-weight: 700;
  letter-spacing: var(--ls-caption);
  text-transform: uppercase;
  color: var(--color-amber);
  margin-bottom: var(--space-3);
}

.site-footer li {
  margin-bottom: 0.7rem;
  font-size: var(--fs-small);
}

.site-footer a:hover,
.site-footer a:focus-visible {
  color: #fff;
}

.newsletter-form {
  display: flex;
  margin-top: 0.5rem;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  padding: 5px;
}

.newsletter-form input {
  flex: 1;
  min-width: 0;
  background: transparent;
  border: none;
  outline: none;
  color: #fff;
  padding: 0.6rem 1rem;
  font-size: var(--fs-small);
}

.newsletter-form input::placeholder {
  color: rgba(247, 243, 234, 0.5);
}

.newsletter-form button {
  border-radius: var(--radius-pill);
  background: var(--color-amber);
  color: var(--color-green-deep);
  padding: 0.6rem 1.1rem;
  font-weight: 700;
  font-size: var(--fs-small);
  transition: background var(--dur-fast) ease;
  white-space: nowrap;
}

.newsletter-form button:hover {
  background: #fff;
}

.socials {
  display: flex;
  gap: 0.75rem;
  margin-top: var(--space-3);
}

.socials a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(247, 243, 234, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) ease, border-color var(--dur-fast) ease;
}

.socials a:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: #fff;
}

.socials svg {
  width: 16px;
  height: 16px;
  stroke: #fff;
  fill: none;
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-top: var(--space-3);
  font-size: var(--fs-caption);
  color: rgba(247, 243, 234, 0.45);
}

@media (min-width: 40rem) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

.footer-tower {
  position: absolute;
  right: -40px;
  bottom: -20px;
  width: 200px;
  opacity: 0.08;
  pointer-events: none;
}

@media (min-width: 64rem) {
  .footer-tower {
    width: 260px;
  }
}

/* ---------- mobiele sticky actiebalk ---------- */
.mobile-cta {
  position: fixed;
  left: 0.85rem;
  right: 0.85rem;
  bottom: 0.85rem;
  z-index: calc(var(--z-header) - 1);
  background: rgba(15, 61, 46, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-pill);
  padding: 0.4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  box-shadow: var(--shadow-lg);
  transform: translateY(140%);
  transition: transform var(--dur-slow) var(--ease-out);
}

.mobile-cta.is-visible {
  transform: translateY(0);
}

.mobile-cta span {
  color: #fff;
  font-size: 0.8rem;
  font-weight: 600;
  padding-left: 0.75rem;
}

.mobile-cta a {
  background: var(--color-amber);
  color: var(--color-green-deep);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 0.75rem 1.1rem;
  border-radius: var(--radius-pill);
}

@media (min-width: 64rem) {
  .mobile-cta {
    display: none;
  }
}

/* ---------- kruimelpad ---------- */
.breadcrumb {
  font-size: var(--fs-caption);
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: var(--space-2);
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.75);
}

.breadcrumb a:hover {
  color: #fff;
}