/* pierplushorizon.nl - stijlblad */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,600;1,300;1,400&family=Inter:wght@300;400;500&display=swap');

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --kleur-water: #2a4d6e;
  --kleur-hemel: #8fafc8;
  --kleur-zand: #d4c9b0;
  --kleur-licht: #f4f1ec;
  --kleur-donker: #1a2d3d;
  --kleur-accent: #3a6d96;
  --kleur-wit: #fafaf8;
  --kleur-tekst: #2c3a47;
  --kleur-subtiel: #7a8c99;
  --schrift-serif: 'Cormorant Garamond', Georgia, serif;
  --schrift-sans: 'Inter', system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--schrift-sans);
  font-weight: 300;
  color: var(--kleur-tekst);
  background-color: var(--kleur-wit);
  line-height: 1.7;
  font-size: 16px;
}

/* ============================
   NAVIGATIE
   ============================ */

.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(26, 45, 61, 0.92);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border-bottom: 1px solid rgba(143, 175, 200, 0.15);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  text-decoration: none;
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-hoofd {
  font-family: var(--schrift-serif);
  font-weight: 300;
  font-size: 1.35rem;
  color: var(--kleur-wit);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-logo-sub {
  font-family: var(--schrift-sans);
  font-size: 0.68rem;
  color: var(--kleur-hemel);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 400;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2.2rem;
  align-items: center;
}

.nav-menu a {
  text-decoration: none;
  font-family: var(--schrift-sans);
  font-size: 0.8rem;
  font-weight: 400;
  color: rgba(244, 241, 236, 0.85);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: color 0.25s;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--kleur-hemel);
  transform: scaleX(0);
  transition: transform 0.25s;
}

.nav-menu a:hover {
  color: var(--kleur-wit);
}

.nav-menu a:hover::after {
  transform: scaleX(1);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-hamburger span {
  display: block;
  width: 24px;
  height: 1px;
  background: var(--kleur-wit);
  transition: all 0.3s;
}

/* ============================
   HERO SECTIE
   ============================ */

.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: linear-gradient(160deg, #0f2233 0%, #1a3d58 35%, #2a5a80 65%, #3a7aaa 100%);
}

.hero-svg-achter {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.18;
}

.hero-inhoud {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  width: 100%;
}

.hero-tekst h1 {
  font-family: var(--schrift-serif);
  font-weight: 300;
  font-size: clamp(2.8rem, 6vw, 5.2rem);
  color: var(--kleur-wit);
  line-height: 1.05;
  letter-spacing: 0.04em;
  margin-bottom: 0.3rem;
}

.hero-tekst h1 em {
  font-style: italic;
  color: var(--kleur-hemel);
}

.hero-ondertitel {
  font-family: var(--schrift-sans);
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--kleur-zand);
  margin-bottom: 2rem;
  font-weight: 400;
}

.hero-beschrijving {
  font-family: var(--schrift-sans);
  font-size: 1.05rem;
  color: rgba(244, 241, 236, 0.8);
  max-width: 48ch;
  margin-bottom: 2.8rem;
  line-height: 1.8;
  font-weight: 300;
}

.hero-knoppen {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.knop-primair {
  display: inline-block;
  text-decoration: none;
  background: var(--kleur-accent);
  color: var(--kleur-wit);
  padding: 0.85rem 2rem;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 500;
  transition: background 0.25s, transform 0.2s;
  border: 1px solid transparent;
}

.knop-primair:hover {
  background: #4a87b0;
  transform: translateY(-1px);
}

.knop-secondair {
  display: inline-block;
  text-decoration: none;
  background: transparent;
  color: var(--kleur-zand);
  padding: 0.85rem 2rem;
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 400;
  border: 1px solid rgba(212, 201, 176, 0.4);
  transition: border-color 0.25s, color 0.25s;
}

.knop-secondair:hover {
  border-color: var(--kleur-zand);
  color: var(--kleur-wit);
}

.hero-illustratie {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-svg-pier {
  width: 100%;
  max-width: 480px;
  opacity: 0.9;
}

.hero-scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(244, 241, 236, 0.5);
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  animation: dobberen 2s ease-in-out infinite;
}

.hero-scroll svg {
  opacity: 0.6;
}

@keyframes dobberen {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(6px); }
}

/* ============================
   SECTIE KUNSTWERK
   ============================ */

.sectie-kunstwerk {
  padding: 7rem 2rem;
  background: var(--kleur-licht);
}

.sectie-inner {
  max-width: 1200px;
  margin: 0 auto;
}

.sectie-kop {
  text-align: center;
  margin-bottom: 4rem;
}

.sectie-label {
  display: inline-block;
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--kleur-accent);
  font-weight: 500;
  margin-bottom: 1rem;
  font-family: var(--schrift-sans);
}

.sectie-kop h2 {
  font-family: var(--schrift-serif);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--kleur-donker);
  line-height: 1.2;
}

.sectie-kop p {
  max-width: 65ch;
  margin: 1.2rem auto 0;
  color: var(--kleur-subtiel);
  font-size: 1.05rem;
}

.kunstwerk-raster {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.kunstwerk-tekst p {
  color: var(--kleur-tekst);
  font-size: 1.02rem;
  margin-bottom: 1.2rem;
  line-height: 1.85;
}

.kunstwerk-tekst p:last-child {
  margin-bottom: 0;
}

.kunstwerk-citaat {
  border-left: 3px solid var(--kleur-accent);
  padding-left: 1.5rem;
  margin: 2rem 0;
}

.kunstwerk-citaat blockquote {
  font-family: var(--schrift-serif);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--kleur-water);
  line-height: 1.5;
  font-weight: 300;
}

.kunstwerk-citaat cite {
  display: block;
  font-family: var(--schrift-sans);
  font-style: normal;
  font-size: 0.78rem;
  color: var(--kleur-subtiel);
  margin-top: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.kunstwerk-visuals {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 1.2rem;
  height: 480px;
}

.kunstwerk-kaart {
  background: var(--kleur-water);
  border-radius: 2px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.kunstwerk-kaart svg {
  width: 100%;
  height: 100%;
}

/* ============================
   SEIZOENEN
   ============================ */

.sectie-seizoenen {
  padding: 7rem 2rem;
  background: var(--kleur-donker);
}

.seizoenen-kop {
  text-align: center;
  margin-bottom: 4rem;
}

.seizoenen-kop .sectie-label {
  color: var(--kleur-hemel);
}

.seizoenen-kop h2 {
  font-family: var(--schrift-serif);
  font-weight: 300;
  font-size: clamp(2rem, 4vw, 3.2rem);
  color: var(--kleur-wit);
  line-height: 1.2;
}

.seizoenen-kop p {
  max-width: 65ch;
  margin: 1.2rem auto 0;
  color: rgba(244, 241, 236, 0.55);
  font-size: 1.02rem;
}

.seizoenen-raster {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.seizoen-kaart {
  position: relative;
  aspect-ratio: 3/4;
  overflow: hidden;
  cursor: pointer;
  border-radius: 2px;
}

.seizoen-achter {
  position: absolute;
  inset: 0;
  transition: transform 0.5s ease;
}

.seizoen-kaart:hover .seizoen-achter {
  transform: scale(1.04);
}

.seizoen-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(26,45,61,0.9) 0%, rgba(26,45,61,0.2) 60%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.8rem 1.4rem;
}

.seizoen-naam {
  font-family: var(--schrift-serif);
  font-size: 1.6rem;
  font-weight: 300;
  color: var(--kleur-wit);
  letter-spacing: 0.05em;
  margin-bottom: 0.4rem;
}

.seizoen-beschrijving {
  font-size: 0.82rem;
  color: rgba(244, 241, 236, 0.7);
  line-height: 1.5;
}

/* Seizoen kleuren */
.seizoen-herfst .seizoen-achter { background: linear-gradient(135deg, #8b5e3c 0%, #5a3e28 50%, #2d2015 100%); }
.seizoen-winter .seizoen-achter { background: linear-gradient(135deg, #4a5e72 0%, #2d3d4d 50%, #1a2533 100%); }
.seizoen-lente .seizoen-achter { background: linear-gradient(135deg, #6a8f5a 0%, #4a6e3a 50%, #2d4a22 100%); }
.seizoen-zomer .seizoen-achter { background: linear-gradient(135deg, #4a8ab0 0%, #2d6a90 50%, #1a4a6a 100%); }

.seizoen-svg-motief {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  opacity: 0.3;
}

/* ============================
   TIJDLAPSE SECTIE
   ============================ */

.sectie-tijdlapse {
  padding: 7rem 2rem;
  background: var(--kleur-wit);
}

.tijdlapse-raster {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.tijdlapse-tekst h2 {
  font-family: var(--schrift-serif);
  font-weight: 300;
  font-size: clamp(2rem, 3.5vw, 2.8rem);
  color: var(--kleur-donker);
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.tijdlapse-tekst p {
  color: var(--kleur-tekst);
  margin-bottom: 1.2rem;
  line-height: 1.85;
  font-size: 1.02rem;
}

.tijdlapse-feiten {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.feit {
  border-top: 1px solid var(--kleur-zand);
  padding-top: 1rem;
}

.feit-getal {
  font-family: var(--schrift-serif);
  font-size: 2.4rem;
  font-weight: 300;
  color: var(--kleur-accent);
  line-height: 1;
  margin-bottom: 0.3rem;
}

.feit-label {
  font-size: 0.78rem;
  color: var(--kleur-subtiel);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.tijdlapse-scherm {
  position: relative;
}

.scherm-buitenste {
  background: var(--kleur-donker);
  border-radius: 4px;
  padding: 1rem;
  box-shadow: 0 30px 80px rgba(26,45,61,0.25);
}

.scherm-display {
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, #0d1f2d 0%, #1a3a55 100%);
  border-radius: 2px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.scherm-animatie {
  width: 100%;
  height: 100%;
}

.scherm-tijdstempel {
  position: absolute;
  top: 1rem;
  left: 1rem;
  font-family: var(--schrift-sans);
  font-size: 0.72rem;
  color: rgba(143, 175, 200, 0.8);
  letter-spacing: 0.1em;
}

/* ============================
   LOCATIE SECTIE
   ============================ */

.sectie-locatie {
  padding: 6rem 2rem;
  background: var(--kleur-licht);
}

.locatie-raster {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 4rem;
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}

.locatie-kaart-wrapper {
  height: 380px;
  background: #c8d8e4;
  border-radius: 2px;
  overflow: hidden;
  position: relative;
}

.locatie-kaart-svg {
  width: 100%;
  height: 100%;
}

.locatie-info h3 {
  font-family: var(--schrift-serif);
  font-size: 1.8rem;
  font-weight: 300;
  color: var(--kleur-donker);
  margin-bottom: 1.5rem;
}

.locatie-detail {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.2rem;
  align-items: flex-start;
}

.locatie-icoon {
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  margin-top: 2px;
  color: var(--kleur-accent);
}

.locatie-detail strong {
  display: block;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--kleur-subtiel);
  margin-bottom: 0.2rem;
  font-weight: 500;
}

.locatie-detail p {
  font-size: 0.95rem;
  color: var(--kleur-tekst);
  line-height: 1.6;
}

.locatie-opmerking {
  margin-top: 2rem;
  padding: 1.2rem;
  background: rgba(42, 77, 110, 0.08);
  border-left: 3px solid var(--kleur-accent);
  font-size: 0.88rem;
  color: var(--kleur-tekst);
  line-height: 1.6;
}

/* ============================
   BLOG SECTIE
   ============================ */

.sectie-blog {
  padding: 7rem 2rem;
  background: var(--kleur-wit);
}

.blog-raster {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  max-width: 1200px;
  margin: 0 auto 3rem;
}

.blog-kaart {
  border-top: 2px solid var(--kleur-zand);
  padding-top: 1.5rem;
  display: flex;
  flex-direction: column;
}

.blog-datum {
  font-size: 0.73rem;
  color: var(--kleur-subtiel);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.blog-kaart h3 {
  font-family: var(--schrift-serif);
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--kleur-donker);
  line-height: 1.3;
  margin-bottom: 0.8rem;
}

.blog-kaart h3 a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s;
}

.blog-kaart h3 a:hover {
  color: var(--kleur-accent);
}

.blog-intro {
  font-size: 0.95rem;
  color: var(--kleur-subtiel);
  line-height: 1.75;
  flex: 1;
  margin-bottom: 1.2rem;
}

.blog-intro a {
  color: var(--kleur-accent);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.blog-lees-meer {
  text-decoration: none;
  font-size: 0.8rem;
  color: var(--kleur-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  transition: opacity 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-lees-meer:hover {
  opacity: 0.7;
}

.blog-meer-wrapper {
  text-align: center;
  max-width: 1200px;
  margin: 0 auto;
}

/* ============================
   SPONSORS SECTIE
   ============================ */

.sectie-sponsors {
  padding: 5rem 2rem;
  background: var(--kleur-donker);
  text-align: center;
}

.sponsors-kop {
  font-family: var(--schrift-sans);
  font-size: 0.78rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(143, 175, 200, 0.6);
  margin-bottom: 2.5rem;
}

.sponsors-lijst {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem 2rem;
  max-width: 800px;
  margin: 0 auto;
}

.sponsors-lijst span {
  font-family: var(--schrift-sans);
  font-size: 0.85rem;
  color: rgba(244, 241, 236, 0.45);
  letter-spacing: 0.05em;
}

/* ============================
   FOOTER
   ============================ */

.site-footer {
  background: #0d1f2d;
  padding: 3.5rem 2rem;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-merk h2 {
  font-family: var(--schrift-serif);
  font-weight: 300;
  font-size: 1.5rem;
  color: var(--kleur-wit);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.footer-merk p {
  font-size: 0.88rem;
  color: rgba(244, 241, 236, 0.45);
  line-height: 1.7;
  max-width: 40ch;
}

.footer-kolom h3 {
  font-family: var(--schrift-sans);
  font-size: 0.73rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--kleur-hemel);
  margin-bottom: 1.2rem;
  font-weight: 500;
}

.footer-nav {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-nav a {
  text-decoration: none;
  font-size: 0.88rem;
  color: rgba(244, 241, 236, 0.5);
  transition: color 0.2s;
}

.footer-nav a:hover {
  color: var(--kleur-wit);
}

.footer-bodem {
  max-width: 1200px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(143, 175, 200, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-copyright {
  font-size: 0.78rem;
  color: rgba(244, 241, 236, 0.3);
}

.footer-credits {
  font-size: 0.75rem;
  color: rgba(244, 241, 236, 0.2);
  text-align: right;
}

/* ============================
   COOKIE MELDING
   ============================ */

.cookie-melding {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
  background: var(--kleur-donker);
  border: 1px solid rgba(143, 175, 200, 0.2);
  padding: 1.5rem 1.8rem;
  max-width: 340px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.4);
}

.cookie-tekst {
  font-size: 0.85rem;
  color: rgba(244, 241, 236, 0.75);
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.cookie-tekst a {
  color: var(--kleur-hemel);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.cookie-knoppen {
  display: flex;
  gap: 0.8rem;
}

.cookie-akkoord {
  background: var(--kleur-accent);
  color: var(--kleur-wit);
  border: none;
  padding: 0.6rem 1.2rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  font-family: var(--schrift-sans);
  transition: background 0.2s;
}

.cookie-akkoord:hover {
  background: #4a87b0;
}

.cookie-weigeren {
  background: transparent;
  color: rgba(244, 241, 236, 0.5);
  border: 1px solid rgba(244, 241, 236, 0.2);
  padding: 0.6rem 1.2rem;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  cursor: pointer;
  font-family: var(--schrift-sans);
  transition: color 0.2s, border-color 0.2s;
}

.cookie-weigeren:hover {
  color: var(--kleur-wit);
  border-color: rgba(244, 241, 236, 0.4);
}

/* ============================
   RESPONSIVE
   ============================ */

@media (max-width: 960px) {
  .hero-inhoud {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }

  .hero-beschrijving {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-knoppen {
    justify-content: center;
  }

  .hero-illustratie {
    order: -1;
  }

  .hero-svg-pier {
    max-width: 320px;
  }

  .kunstwerk-raster {
    grid-template-columns: 1fr;
  }

  .kunstwerk-visuals {
    height: 280px;
    grid-template-rows: none;
    grid-template-columns: 1fr 1fr;
  }

  .seizoenen-raster {
    grid-template-columns: repeat(2, 1fr);
  }

  .tijdlapse-raster {
    grid-template-columns: 1fr;
  }

  .locatie-raster {
    grid-template-columns: 1fr;
  }

  .blog-raster {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bodem {
    flex-direction: column;
    text-align: center;
  }

  .footer-credits {
    text-align: center;
  }
}

@media (max-width: 640px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: rgba(26, 45, 61, 0.98);
    flex-direction: column;
    padding: 1.5rem 2rem;
    gap: 1.2rem;
  }

  .nav-menu.open {
    display: flex;
  }

  .nav-hamburger {
    display: flex;
  }

  .seizoenen-raster {
    grid-template-columns: 1fr;
    gap: 0.8rem;
  }

  .seizoen-kaart {
    aspect-ratio: 16/7;
  }

  .tijdlapse-feiten {
    grid-template-columns: 1fr;
  }

  .cookie-melding {
    bottom: 0;
    right: 0;
    left: 0;
    max-width: 100%;
    border-radius: 0;
  }
}