/* ========= THEME TOKENS ========= */
:root{
  --maxw:1200px;
  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:22px;

  --space-1:.5rem;
  --space-2:.75rem;
  --space-3:1rem;
  --space-4:1.5rem;
  --space-5:2rem;

  --shadow-sm: 0 6px 16px rgba(0,0,0,.14);
  --shadow-md: 0 8px 22px rgba(0,0,0,.18);
  --shadow-lg: 0 14px 40px rgba(0,0,0,.20);

  --glass-bg:rgba(255,255,255,.08);
  --glass-brd:rgba(255,255,255,.22);

  --txt:#0b1020;
  --muted:#3a4159;
  --bg:#f7f8fb;
  --panel:#ffffff;
  --accent:#6f9bff;
  --accent-2:#9b6fff;

  --grad-1: radial-gradient(1200px 800px at 10% -10%, rgba(111,155,255,.25), transparent 60%),
           radial-gradient(1000px 800px at 110% 0%, rgba(155,111,255,.22), transparent 60%),
           radial-gradient(1000px 1000px at 50% 120%, rgba(76,175,80,.18), transparent 60%);
}

html.light-theme, body.light {
  --bg: #eef1f5;
  --panel: #f8fafc;
  --txt: #0b1020;
  --muted: #4a5166;
  --glass-bg: rgba(255,255,255,.7);
  --glass-brd: rgba(0,0,0,.08);
}

html.dark-theme, body.dark {
  --bg: #070b15;
  --panel: #0f1729;
  --txt: #eef2fb;
  --muted: #b7c0d6;
  --accent: #82aaff;
  --accent-2: #c099ff;
  --glass-bg: rgba(255,255,255,.06);
  --glass-brd: rgba(255,255,255,.16);
}

/* ========= RESET ========= */
*{
  box-sizing:border-box;
  margin:0;
  padding:0;
}

html,body{
  height:100%;
}

img,svg,video{
  display:block;
  max-width:100%;
}

/* ========= GLOBAL LAYOUT ========= */
body{
  color:var(--txt);
  background: var(--grad-1), radial-gradient(1200px 900px at 50% -10%, rgba(255,255,255,.06), transparent 70%), var(--bg);
  background-attachment: scroll;
  font-family: system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  line-height:1.6;
  letter-spacing:.2px;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  display:grid;
  grid-template-rows:auto 1fr;
  justify-content:center;
  padding-top:calc(76px + 1rem);
}

main{
  width:min(100% - 2rem, var(--maxw));
  margin-inline:auto;
  padding:clamp(1rem,2vw,2rem);
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg,var(--panel),var(--panel));
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-md);
}

/* ========= NAV ========= */
nav{
  position:fixed;
  inset-inline:1rem;
  top:1rem;
  height:60px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:.5rem;
  border-radius:999px;
  background:var(--glass-bg);
  border:1px solid var(--glass-brd);
  backdrop-filter: blur(6px) saturate(110%);
  -webkit-backdrop-filter: blur(6px) saturate(110%);
  box-shadow:var(--shadow-sm);
  z-index:1000;
  padding:.3rem;
}

nav a{
  color:var(--txt);
  text-decoration:none;
  font-weight:700;
  letter-spacing:.3px;
  padding:.55rem .9rem;
  border-radius:999px;
  transition:transform .18s ease, background-color .18s ease, color .18s ease;
  outline:none;
}

nav a:hover, nav a:focus-visible{
  background:linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  transform:translateY(-1px);
}

#toggle-theme{
  margin-left:.25rem;
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  border:0;
  background:linear-gradient(180deg,var(--accent),var(--accent-2));
  color:#fff;
  padding:.55rem .9rem;
  border-radius:999px;
  cursor:pointer;
  font-weight:800;
  box-shadow:0 6px 18px rgba(111,155,255,.35);
  transition:transform .18s ease, box-shadow .18s ease, filter .18s ease;
}

#toggle-theme:hover{
  transform:translateY(-1px) scale(1.02);
  filter:brightness(1.03);
}

/* ========= HOME ========= */
#home{
  display:grid;
  grid-template-columns:1fr;
  gap:var(--space-4);
  align-items:center;
  justify-items:center;
  padding-top:.5rem;
}

.profile-pic{
  width:min(40vw,260px);
  aspect-ratio:1/1;
  border-radius:50%;
  object-fit:cover;
  border:4px solid rgba(255,255,255,.6);
  box-shadow:0 15px 50px rgba(0,0,0,.35), inset 0 0 0 1000px rgba(0,0,0,.06);
  transform:translateZ(0);
  transition:transform .25s ease, box-shadow .25s ease, filter .25s ease;
}

.profile-pic:hover{
  transform:translateY(-2px) scale(1.02);
  box-shadow:var(--shadow-lg);
  filter:saturate(1.05);
}

#home ul{
  list-style:none;
  width:min(100%,680px);
  padding:1.25rem 1.5rem;
  border-radius:var(--radius-lg);
  background:linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-sm);
  text-align:center;
}

/* ========= TITLES ========= */
h1{
  font-family:'Playfair Display',serif;
  font-weight:700;
  font-size:clamp(2rem,4vw,3rem);
  line-height:1.15;
  letter-spacing:.5px;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
  margin-bottom:.35rem;
}

h5{
  font-family:'Italianno',cursive;
  font-size:clamp(1.3rem,2.6vw,1.8rem);
  color:var(--muted);
}

h2{
  margin:2rem auto 1.25rem;
  width:fit-content;
  font-family:'Cinzel Decorative',serif;
  font-weight:700;
  font-size:clamp(2rem,5vw,3rem);
  color:transparent;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  -webkit-background-clip:text;
  background-clip:text;
  position:relative;
}

h2::after{
  content:"";
  display:block;
  height:3px;
  border-radius:3px;
  margin:.6rem auto 0;
  width:70%;
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  opacity:.7;
}

h3{
  grid-column:1 / -1;
  justify-self:center;
  font-family:'Langar',cursive;
  font-size:clamp(1.05rem,2vw,1.25rem);
  color:var(--txt);
  background:rgba(255,255,255,.12);
  border:1px dashed var(--glass-brd);
  border-radius:999px;
  padding:.35rem .9rem;
  margin:.25rem 0 .5rem;
}

/* ========= GALLERY GRID ========= */
.gallery{
  display:grid;
  gap:var(--space-4);
}

.durbuydinant2025,
.sluisblankenberge2025,
.zooantwerpen10082025,
.centerparcs2025{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap:var(--space-3);
  align-items:start;
  margin-top:1rem;
}

/* Card */
.durbuydinant2025 > div,
.sluisblankenberge2025 > div,
.zooantwerpen10082025 > div,
.centerparcs2025 > div{
  position:relative;
  border-radius:var(--radius-md);
  overflow:clip;
  background:linear-gradient(180deg, rgba(255,255,255,.15), rgba(255,255,255,.06));
  border:1px solid var(--glass-brd);
  box-shadow:var(--shadow-sm);
  transform:translateZ(0);
  transition:transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.durbuydinant2025 > div:hover,
.sluisblankenberge2025 > div:hover,
.zooantwerpen10082025 > div:hover,
.centerparcs2025 > div:hover{
  transform:translateY(-2px);
  box-shadow:var(--shadow-md);
  border-color:rgba(255,255,255,.25);
}

/* Thumb image */
.durbuydinant2025 > div > img,
.sluisblankenberge2025 > div > img,
.zooantwerpen10082025 > div > img,
.centerparcs2025 > div > img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  filter:contrast(1.02) saturate(1.05);
  transition: transform .28s ease;
}

.durbuydinant2025 > div:hover > img,
.sluisblankenberge2025 > div:hover > img,
.zooantwerpen10082025 > div:hover > img,
.centerparcs2025 > div:hover > img{
  transform:scale(1.02);
  filter:contrast(1.06) saturate(1.08);
}

/* Caption overlay: single source of truth (works on hover & focus-within) */
.durbuydinant2025 > div > p,
.sluisblankenberge2025 > div > p,
.zooantwerpen10082025 > div > p,
.centerparcs2025 > div > p{
  position:absolute;
  inset-inline:.6rem;
  bottom:.6rem;
  background:rgba(0,0,0,.55);
  color:#fff;
  font-family:'Playfair Display',serif;
  font-size:.95rem;
  padding:.5rem .7rem;
  border-radius:999px;
  line-height:1.2;
  text-align:center;
  opacity:0;
  transform:translateY(8px);
  pointer-events:none;
  transition: opacity .22s ease, transform .22s cubic-bezier(.22,.61,.36,1);
  will-change: opacity, transform;
}

.durbuydinant2025 > div:hover > p,
.durbuydinant2025 > div:focus-within > p,
.sluisblankenberge2025 > div:hover > p,
.sluisblankenberge2025 > div:focus-within > p,
.zooantwerpen10082025 > div:hover > p,
.zooantwerpen10082025 > div:focus-within > p,
.centerparcs2025 > div:hover > p,
.centerparcs2025 > div:focus-within > p{
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}

/* small accessibility/performance helpers */
.durbuydinant2025 > div,
.sluisblankenberge2025 > div,
.zooantwerpen10082025 > div,
.centerparcs2025 > div{ content-visibility:auto; contain-intrinsic-size:300px 225px }

/* Reveal util */
.reveal{
  opacity:0;
  transform:translateY(14px);
  filter:saturate(.9);
  transition:opacity 420ms ease, transform 420ms cubic-bezier(.22,.61,.36,1), filter 420ms ease;
  will-change:opacity,transform;
}

.reveal.reveal-in{
  opacity:1;
  transform:none;
  filter:none;
}

/* ========= ACCORDION (GALLERY) ========= */
.gallery-accordion{
  margin-bottom:2rem;
  display:flex;
  flex-direction:column;
  gap:1rem;
}

.accordion-toggle{
  width:100%;
  text-align:left;
  background:linear-gradient(90deg,var(--panel) 80%, var(--accent) 20%);
  color:var(--txt);
  border:none;
  padding:1.1rem 3.5rem 1.1rem 1.5rem;
  font-size:1.18rem;
  font-family:'Cinzel Decorative',serif;
  font-weight:700;
  border-radius:var(--radius-md);
  cursor:pointer;
  box-shadow:var(--shadow-sm);
  letter-spacing:.5px;
  position:relative;
  outline:none;
  transition:background .2s, box-shadow .2s, color .2s;
  display:flex;
  align-items:center;
  word-wrap:break-word;
  overflow-wrap:break-word;
}

.accordion-toggle[aria-expanded="true"]{
  background:linear-gradient(90deg,var(--accent),var(--accent-2));
  color:#fff;
  box-shadow:var(--shadow-md);
}

.accordion-toggle::after{
  content:"▼";
  position:absolute;
  right:1.5rem;
  top:50%;
  transform:translateY(-50%) rotate(0deg);
  font-size:1.1rem;
  color:var(--accent);
  transition:transform .2s;
}

.accordion-toggle[aria-expanded="true"]::after{
  transform:translateY(-50%) rotate(-180deg);
  color:#fff;
}

.accordion-content{
  padding:1.5rem 1.5rem 1rem 1.5rem;
  background:linear-gradient(180deg,var(--panel),var(--bg));
  border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
  margin-bottom:.5rem;
  animation:fadeInAccordion .35s cubic-bezier(.22,.61,.36,1);
}

@keyframes fadeInAccordion{
  from{
    opacity:0;
    transform:translateY(-12px);
  }
  to{
    opacity:1;
    transform:none;
  }
}

#lightbox{
  display:none;
  position:fixed;
  inset:0;
  z-index:1000;
  background:rgba(3,6,20,.75);
  padding:5vh 0;
  align-items:center;
  justify-content:center;
  flex-direction:column;
}

#lightbox-img{
  max-width:min(86vw,1300px);
  max-height:70vh;
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-lg);
  border:1px solid rgba(255,255,255,.2);
}

#caption{
  margin-top:.8rem;
  font-family:'Playfair Display',serif;
  font-size:clamp(1.05rem,2.4vw,1.6rem);
  color:#fff;
  text-align:center;
  text-shadow:0 1px 12px rgba(0,0,0,.6);
  padding:0 .75rem;
  max-width:90vw;
}

.close,.prev,.next{
  position:fixed;
  width:44px;
  height:44px;
  border-radius:999px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  cursor:pointer;
  user-select:none;
  background:rgba(255,255,255,.15);
  border:1px solid rgba(255,255,255,.35);
  color:#fff;
  box-shadow:var(--shadow-sm);
}

.close{
  right:20px;
  top:20px;
  display:grid;
  place-items:center;
  font-size:1.6rem;
  padding-bottom: 2.5rem;
}

.prev{
  left:16px;
  top:50%;
  transform:translateY(-50%);
}

.next{
  right:16px;
  top:50%;
  transform:translateY(-50%);
}

.section-space > p{
  font-size:clamp(1rem,1.6vw,1.05rem);
  line-height:1.9;
  margin:.5rem auto 0;
  width:min(900px,100%);
  color:var(--txt);
  background:linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  border:1px solid var(--glass-brd);
  border-radius:var(--radius-lg);
  padding:1rem 1.25rem;
  box-shadow:var(--shadow-sm);
}

.site-footer{
  margin-top:2rem;
  background:linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.06));
  color:var(--txt);
  border:1px solid var(--glass-brd);
  border-radius:var(--radius-lg);
  padding:1rem 1.25rem;
  box-shadow:var(--shadow-sm);
  font-size:.98rem;
}

.site-footer .container{
  display:grid;
  gap:.25rem;
}

.section-note{
  margin:.5rem auto 0;
  width:min(900px,100%);
  font-size:clamp(1rem,1.6vw,1.05rem);
  line-height:1.9;
  color:var(--txt);
  background: linear-gradient(180deg, rgba(255,255,255,.18), rgba(255,255,255,.08));
  border:1px solid var(--glass-brd);
  border-radius:var(--radius-lg);
  padding:1rem 1.25rem;
  box-shadow:var(--shadow-sm);
  text-align: center;
}

.section-note.small{
  padding:.65rem .9rem;
  font-size:clamp(.95rem,1.4vw,1rem);
  width:min(700px,100%);
}

/* ========= RESPONSIVE NAV FOR SMALL SCREENS ========= */
@media (max-width: 400px) {
  nav {
    gap: .25rem;
    padding: .2rem;
    height: 52px;
  }
  
  nav a {
    font-size: .8rem;
    padding: .4rem .6rem;
    letter-spacing: .1px;
  }
  
  #toggle-theme {
    font-size: .8rem;
    padding: .4rem .6rem;
    margin-left: .15rem;
  }
  
  #toggle-theme svg {
    width: 14px;
    height: 14px;
  }

  .accordion-toggle {
    font-size: .95rem;
    padding: .9rem 3rem .9rem 1rem;
  }

  .accordion-toggle::after {
    right: .8rem;
    font-size: .9rem;
  }

  p, .section-space > p, .section-note {
    font-size: .9rem;
    line-height: 1.7;
  }

  h5 {
    font-size: 1.1rem;
  }

  .durbuydinant2025 > div > p,
  .sluisblankenberge2025 > div > p,
  .zooantwerpen10082025 > div > p,
  .centerparcs2025 > div > p {
    font-size: .8rem;
    padding: .4rem .6rem;
  }
}

@media (max-width: 350px) {
  nav a {
    font-size: .75rem;
    padding: .35rem .5rem;
  }
  
  #toggle-theme {
    font-size: .75rem;
    padding: .35rem .5rem;
  }

  .accordion-toggle {
    font-size: .85rem;
    padding: .8rem 2.5rem .8rem .8rem;
  }

  .accordion-toggle::after {
    right: 1.2rem;
    font-size: 0.6rem;
  }

  .accordion-content {
    padding: 1rem 1rem .8rem 1rem;
  }

  p, .section-space > p, .section-note {
    font-size: .85rem;
  }

  h2 {
    font-size: 1.5rem;
  }
  
  h5{
    font-size: 0.75rem;
  }

  h3{
    font-size: 0.75rem;
    margin-top:-2rem;
    text-align: center;
  }
  
  .durbuydinant2025 > div > p,
  .sluisblankenberge2025 > div > p,
  .zooantwerpen10082025 > div > p,
  .centerparcs2025 > div > p {
    font-size: .75rem;
    padding: .35rem .5rem;
  }
}

/* ========= ACCESSIBILITY / REDUCED MOTION ========= */
@media (prefers-reduced-motion:reduce){
  *{
    transition:none !important;
    animation:none !important;
  }
}

/* Smooth scrolling (native, cheap) */
html { scroll-behavior: smooth; }

/* Back-to-top knop — styled as a colored bol (sphere) rechts, passend bij pagina */
#backToTop{
  position:fixed;
  right:1.5rem;
  bottom:1.5rem;
  width:56px;
  height:56px;
  display:grid;
  place-items:center;
  border-radius:50%;
  background:linear-gradient(180deg, var(--accent), var(--accent-2));
  color:#fff;
  border:1px solid rgba(255,255,255,.14);
  box-shadow: 0 10px 30px rgba(0,0,0,.28), 0 2px 6px rgba(0,0,0,.08);
  z-index:950;
  cursor:pointer;
  transform:translateY(8px);
  opacity:0;
  pointer-events:none;
  transition:opacity .22s ease, transform .28s cubic-bezier(.22,.61,.36,1), box-shadow .18s ease;
  will-change:opacity, transform;
}

/* Visible state (toggled by JS) */
#backToTop.show{
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}

/* Hover / focus affordance — subtle lift, keep cheap transforms */
#backToTop:hover,
#backToTop:focus-visible{
  transform:translateY(-3px) scale(1.04);
  box-shadow: 0 14px 40px rgba(0,0,0,.32), 0 4px 10px rgba(0,0,0,.10);
  outline:none;
}

/* Accessible focus ring */
#backToTop:focus-visible{
  box-shadow: 0 14px 40px rgba(0,0,0,.32), 0 0 0 6px rgba(130,170,255,.12);
}

/* Icon sizing & color */
#backToTop svg{
  width:22px;
  height:22px;
  stroke: currentColor;
  fill: none;
}

@media (prefers-reduced-motion:reduce){
  html{
    scroll-behavior:auto;
  }
  #backToTop{
    transition:none;
    transform:none;
    opacity:1;
    pointer-events:auto;
  }
}

/* ========= FINAL SAFEGUARD OVERRIDES (fix for external overrides) ========= */
/* Ensures caption animation and visibility work even if small overrides exist elsewhere */
.durbuydinant2025 > div > p,
.sluisblankenberge2025 > div > p,
.zooantwerpen10082025 > div > p,
.centerparcs2025 > div > p{
  opacity:0;
  transform:translateY(8px);
  pointer-events:none;
  transition:opacity .25s ease, transform .25s ease;
  will-change:opacity,transform;
}

.durbuydinant2025 > div:hover > p,
.durbuydinant2025 > div:focus-within > p,
.sluisblankenberge2025 > div:hover > p,
.sluisblankenberge2025 > div:focus-within > p,
.zooantwerpen10082025 > div:hover > p,
.zooantwerpen10082025 > div:focus-within > p,
.centerparcs2025 > div:hover > p,
.centerparcs2025 > div:focus-within > p{
  opacity:1;
  transform:translateY(0);
  pointer-events:auto;
}