/* ==========================================================================
   Layout: header, footer, hero, grids en paginastructuur
   ========================================================================== */

/* --------------------- Top bar --------------------- */
.top-bar {
  background: linear-gradient(180deg, var(--color-navy-dark) 0%, var(--color-navy) 100%);
  color: var(--color-white);
  font-size: var(--fs-xs);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.top-bar a,
.top-bar span {
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

.top-bar a:hover {
  color: var(--color-accent);
}

.top-bar-left,
.top-bar-right {
  display: flex;
  gap: var(--sp-6);
  align-items: center;
  flex-wrap: wrap;
}

/* --------------------- Main header --------------------- */
.site-header {
  position: sticky;
  top: 0;
  background-color: rgba(251, 249, 245, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(0, 42, 78, 0.05);
  z-index: 100;
  transition: box-shadow var(--transition-base), background-color var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: 0 1px 0 rgba(0, 42, 78, 0.04), 0 6px 16px rgba(0, 42, 78, 0.05);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--sp-3);
  gap: var(--sp-10);
  min-height: 76px;
}

.site-logo {
  display: flex;
  align-items: center;
  line-height: 0;
}

.site-logo img {
  height: 44px;
  width: auto;
  display: block;
  transition: transform var(--transition-fast);
}

.site-logo:hover img {
  transform: scale(1.03);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}

.site-nav-list {
  display: flex;
  gap: var(--sp-6);
  list-style: none;
  margin: 0;
  padding: 0;
  align-items: center;
}

.site-nav-list > li {
  display: flex;
  align-items: center;
  margin: 0;
}

.site-nav-list > li > a {
  position: relative;
  display: inline-flex;
  align-items: center;
  font-weight: var(--fw-semibold);
  color: var(--color-navy);
  font-size: var(--fs-sm);
  line-height: 1.3;
  padding: var(--sp-2) 0;
  transition: color var(--transition-fast);
}

.site-nav-list > li > a:not(.btn)::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  border-radius: 2px;
  transform: translateX(-50%);
  transition: width var(--transition-base);
}

.site-nav-list > li > a:not(.btn):hover,
.site-nav-list > li > a:not(.btn):focus-visible,
.site-nav-list > li > a.is-active {
  color: var(--color-accent);
}

.site-nav-list > li > a:not(.btn):hover::after,
.site-nav-list > li > a:not(.btn):focus-visible::after,
.site-nav-list > li > a.is-active::after {
  width: 18px;
}

/* Offerte-knop in de nav krijgt volledige btn-styling, niet de default nav-link styling */
.site-nav-list a.btn {
  padding: var(--sp-3) var(--sp-5);
  color: var(--color-white);
  border: 1.5px solid var(--color-accent);
  border-radius: var(--radius-md);
  background-color: var(--color-accent);
  line-height: 1;
  font-weight: var(--fw-bold);
  box-shadow: 0 4px 12px rgba(242, 138, 46, 0.22);
  transition: background-color var(--transition-base), border-color var(--transition-base),
              box-shadow var(--transition-base), transform var(--transition-fast);
}

.site-nav-list a.btn:hover,
.site-nav-list a.btn:focus-visible {
  background-color: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  color: var(--color-white);
  box-shadow: 0 6px 16px rgba(242, 138, 46, 0.32);
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  padding: var(--sp-2);
  cursor: pointer;
  color: var(--color-navy);
}

.nav-toggle svg {
  width: 28px;
  height: 28px;
}

/* --------------------- Hero --------------------- */
.hero {
  position: relative;
  color: var(--color-white);
  background-color: var(--color-navy);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url('../images/hero.jpg');
  background-size: cover;
  background-position: center;
  opacity: 0.18;
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,32,64,0.92) 0%, rgba(0,32,64,0.75) 100%);
  pointer-events: none;
}

.hero .container {
  position: relative;
  z-index: 1;
  padding-block: var(--sp-24);
  max-width: 820px;
}

.hero h1 {
  color: var(--color-white);
  font-size: clamp(2.25rem, 4vw + 1rem, 3.75rem);
  line-height: var(--lh-tight);
  margin-bottom: var(--sp-6);
}

.hero p.lead {
  font-size: var(--fs-lg);
  line-height: var(--lh-base);
  color: rgba(255, 255, 255, 0.9);
  max-width: 650px;
  margin-bottom: var(--sp-8);
}

.hero-actions {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
  margin-bottom: var(--sp-10);
}

.hero-meta {
  display: flex;
  gap: var(--sp-6);
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--fs-sm);
}

.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}

/* Subpagina hero */
.page-hero {
  background-color: var(--color-navy);
  color: var(--color-white);
  padding-block: var(--sp-16);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  opacity: 0.9;
  pointer-events: none;
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  color: var(--color-white);
  font-size: clamp(1.75rem, 3vw + 1rem, 2.75rem);
}

.page-hero p {
  font-size: var(--fs-lg);
  max-width: 700px;
  color: rgba(255, 255, 255, 0.9);
}

/* --------------------- Grids --------------------- */
.grid {
  display: grid;
  gap: var(--sp-6);
}

.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }

.grid-gap-lg { gap: var(--sp-8); }

/* Services grid: vaste 4 kolommen op desktop, met 1 feature card die 2 kolommen breed is */
.services-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-6);
}

.services-grid > .is-feature {
  grid-column: span 2;
}

@media (max-width: 1100px) {
  .services-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .services-grid > .is-feature {
    grid-column: span 2;
  }
}

@media (max-width: 600px) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .services-grid > .is-feature {
    grid-column: span 1;
  }
}

/* Variant: 3-kolom grid voor 6 service-cards (3+3 layout). */
.services-grid.services-grid-three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

@media (max-width: 1024px) {
  .services-grid.services-grid-three {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .services-grid.services-grid-three {
    grid-template-columns: 1fr;
  }
}

/* Ontzorging items: 6 voordelen in 3-koloms grid. */
.ontzorging-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-6);
  margin-top: var(--sp-10);
  margin-bottom: var(--sp-12);
}

@media (max-width: 1024px) {
  .ontzorging-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 600px) {
  .ontzorging-grid {
    grid-template-columns: 1fr;
  }
}

/* Feature card: foto links, tekst rechts, donkere accent achtergrond.
   Hoogte volgt automatisch mee met de andere cards in dezelfde rij. */
.services-grid > .is-feature.card {
  flex-direction: row;
  background: linear-gradient(135deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-white);
  border-color: transparent;
  position: relative;
  overflow: hidden;
}

.services-grid > .is-feature.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 70% 20%, rgba(32, 144, 208, 0.25) 0%, transparent 60%),
    radial-gradient(ellipse at 10% 100%, rgba(242, 138, 46, 0.2) 0%, transparent 55%);
  pointer-events: none;
}

.services-grid > .is-feature .card-image {
  flex: 0 0 45%;
  aspect-ratio: auto;
  min-height: 100%;
  background-color: transparent;
  position: relative;
  z-index: 1;
}

.services-grid > .is-feature .card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.services-grid > .is-feature .card-body {
  flex: 1 1 55%;
  padding: var(--sp-8);
  position: relative;
  z-index: 1;
}

.services-grid > .is-feature .card-body .kicker {
  color: var(--color-accent);
}

.services-grid > .is-feature .card-body h3 {
  color: var(--color-white);
  font-size: var(--fs-2xl);
}

.services-grid > .is-feature .card-body p {
  color: rgba(255, 255, 255, 0.9);
}

.services-grid > .is-feature .card-link {
  color: var(--color-accent);
}

.services-grid > .is-feature .card-link:hover,
.services-grid > .is-feature .card-link:focus-visible {
  color: var(--color-white);
}

@media (max-width: 700px) {
  .services-grid > .is-feature.card {
    flex-direction: column;
  }

  .services-grid > .is-feature .card-image {
    flex: 0 0 auto;
    aspect-ratio: 4 / 3;
    min-height: 0;
  }

  .services-grid > .is-feature .card-body {
    padding: var(--sp-6);
  }
}

/* --------------------- Split / two-column sections --------------------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
}

.split-narrow {
  grid-template-columns: 1fr 1.2fr;
}

.split img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

/* Modifier: foto en tekst op gelijke hoogte.
   De tekstkolom bepaalt de hoogte, de foto vult zich daarnaar via
   absolute positioning binnen een relatieve container. */
.split.split-equal {
  align-items: stretch;
}

.split.split-equal .split-image {
  position: relative;
  min-height: 360px;
}

.split.split-equal .split-image img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 65%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  margin: 0;
}

@media (max-width: 1024px) {
  .split.split-equal .split-image {
    position: static;
    min-height: 0;
    aspect-ratio: 4 / 3;
    order: -1;
  }

  .split.split-equal .split-image img {
    position: static;
    inset: auto;
  }
}

/* --------------------- Section headings --------------------- */
.section-head {
  text-align: center;
  max-width: 720px;
  margin-inline: auto;
  margin-bottom: var(--sp-12);
}

.section-head h2 {
  margin-bottom: var(--sp-4);
}

.section-head p {
  color: var(--color-text-secondary);
  font-size: var(--fs-lg);
  line-height: 1.6;
}

.bg-gradient-navy .section-head p {
  color: rgba(255, 255, 255, 0.85);
}

.section-head .section-subtitle {
  font-family: var(--font-heading);
  font-weight: var(--fw-semibold);
  font-size: var(--fs-lg);
  color: var(--color-accent);
  margin-bottom: var(--sp-4);
  line-height: 1.4;
}

.bg-gradient-navy .section-head .section-subtitle {
  color: var(--color-accent);
}

/* --------------------- CTA band --------------------- */
.cta-band {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-light) 100%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--sp-12);
  text-align: center;
  box-shadow: var(--shadow-xl);
}

.cta-band h2 {
  color: var(--color-white);
  margin-bottom: var(--sp-4);
  font-size: clamp(1.75rem, 2vw + 1rem, 2.5rem);
}

.cta-band p {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--fs-lg);
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--sp-8);
}

.cta-band-actions {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
  justify-content: center;
}

/* --------------------- Footer --------------------- */
.site-footer {
  background-color: var(--color-navy);
  color: rgba(255, 255, 255, 0.85);
  padding-block: var(--sp-16) var(--sp-8);
}

.site-footer h4 {
  color: var(--color-white);
  font-size: var(--fs-md);
  margin-bottom: var(--sp-4);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--sp-10);
  margin-bottom: var(--sp-12);
}

.footer-logo img {
  height: 48px;
  width: auto;
  filter: brightness(0) invert(1);
  margin-bottom: var(--sp-4);
}

.footer-description {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--fs-sm);
  line-height: var(--lh-base);
}

.footer-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-list li {
  margin-bottom: var(--sp-2);
}

.footer-list a {
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--fs-sm);
}

.footer-list a:hover {
  color: var(--color-accent);
}

.footer-contact {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-contact li {
  display: flex;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
  font-size: var(--fs-sm);
  color: rgba(255, 255, 255, 0.85);
}

.footer-contact a {
  color: inherit;
}

.footer-contact a:hover {
  color: var(--color-accent);
}

.footer-icon {
  flex-shrink: 0;
  color: var(--color-accent);
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: var(--sp-6);
  display: flex;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.6);
}

.footer-bottom a {
  color: inherit;
}

.footer-bottom a:hover {
  color: var(--color-accent);
}

.footer-socials {
  display: flex;
  gap: var(--sp-3);
  margin-top: var(--sp-4);
}

.footer-socials a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-round);
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-base), color var(--transition-base);
}

.footer-socials a:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.footer-socials svg {
  width: 18px;
  height: 18px;
}

/* --------------------- Projects gallery --------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-4);
}

@media (max-width: 900px) {
  .projects-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 560px) {
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

.project-item {
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background-color: var(--color-soft);
  position: relative;
}

.project-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.project-item:hover img {
  transform: scale(1.05);
}

/* --------------------- Highlight band (burenkorting, nieuwbouw) --------------------- */
.highlight-band {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
  color: var(--color-white);
  border-radius: var(--radius-xl);
  padding: var(--sp-10) var(--sp-12);
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--sp-8);
  align-items: center;
}

.highlight-band h2,
.highlight-band h3 {
  color: var(--color-white);
}

.highlight-band p {
  color: rgba(255, 255, 255, 0.95);
  margin: 0;
}

.highlight-band .big-number {
  font-family: var(--font-heading);
  font-weight: var(--fw-extrabold);
  font-size: clamp(3.5rem, 8vw, 6rem);
  line-height: 1;
  color: var(--color-white);
  text-align: center;
}

.highlight-band .big-number small {
  display: block;
  font-size: var(--fs-xl);
  font-weight: var(--fw-bold);
  opacity: 0.9;
  margin-top: var(--sp-2);
}


/* --------------------- Menu open state (mobiel): header solide maken --------------------- */
/* Als .site-nav.is-open wordt toegevoegd door de nav-toggle script,
   maken we de header volledig opaak zodat de donkere backdrop er niet doorheen schijnt. */
@media (max-width: 820px) {
  body:has(.site-nav.is-open) .site-header {
    background-color: var(--color-warm-white);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  /* Zorg dat het menu netjes boven de header komt tijdens open state,
     zodat de nav-close knop in het menu staat en niet verstopt zit onder de header. */
  .site-nav {
    z-index: 110;
  }
}