/* ═══════════════════════════════════════════════════════════
   Boaz de Haan — Portfolio
   Design system + motion layer
   ═══════════════════════════════════════════════════════════ */

/* ---------- 1. TOKENS ---------- */
:root {
  --bg:        #08090c;
  --bg-2:      #0d0f14;
  --surface:   rgba(255,255,255,.035);
  --surface-2: rgba(255,255,255,.06);
  --line:      rgba(255,255,255,.09);
  --line-2:    rgba(255,255,255,.16);
  --fg:        #eceef2;
  --fg-dim:    #9aa0ad;
  --fg-faint:  #5d6373;

  --a1: #6e8bff;   /* electric blue */
  --a2: #a98bff;   /* violet       */
  --a3: #4de3c1;   /* mint         */
  --accent: var(--a1);

  --grad: linear-gradient(100deg, var(--a1), var(--a2) 45%, var(--a3));

  --font-sans:  'Space Grotesk', system-ui, -apple-system, sans-serif;
  --font-serif: 'Instrument Serif', Georgia, serif;
  --font-mono:  'JetBrains Mono', ui-monospace, monospace;

  --pad: clamp(1.25rem, 5vw, 6rem);
  --maxw: 1440px;

  --ease:      cubic-bezier(.22,1,.36,1);
  --ease-io:   cubic-bezier(.65,0,.35,1);
  --ease-back: cubic-bezier(.34,1.56,.64,1);

  --grain-o: .045;
  --veil: radial-gradient(120% 80% at 50% 0%, transparent 20%, var(--bg) 78%);
  color-scheme: dark;
}

[data-theme="light"] {
  --bg:        #f4f4f2;
  --bg-2:      #ececeb;
  --surface:   rgba(10,12,20,.032);
  --surface-2: rgba(10,12,20,.055);
  --line:      rgba(10,12,20,.11);
  --line-2:    rgba(10,12,20,.2);
  --fg:        #0e1015;
  --fg-dim:    #4e5462;
  --fg-faint:  #8d94a3;

  --a1: #3455e8;
  --a2: #7a45e0;
  --a3: #0f9e88;

  --grain-o: .035;
  color-scheme: light;
}

/* ---------- 2. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }

html { -webkit-text-size-adjust: 100%; }
html.is-smooth { scrollbar-width: none; }
html.is-smooth::-webkit-scrollbar { width: 0; }

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  transition: background .6s var(--ease), color .6s var(--ease);
}
body.is-locked { overflow: hidden; }

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
ul, ol { list-style: none; }
::selection { background: var(--a1); color: #fff; }

:focus-visible {
  outline: 2px solid var(--a1);
  outline-offset: 4px;
  border-radius: 4px;
}

/* ---------- 3. AMBIENT LAYERS ---------- */
/* De WebGL-achtergrond staat vast achter de héle pagina en reageert op
   muis, klikken en scrollsnelheid. z-index -1 = boven de body-achtergrond,
   onder alle content. */
.bg-canvas, .bg-fallback {
  position: fixed; inset: 0;
  width: 100%; height: 100%;
  z-index: -1; pointer-events: none;
}
.bg-fallback {
  z-index: -2;
  background:
    radial-gradient(90% 70% at 22% 8%,  color-mix(in srgb, var(--a1) 30%, transparent), transparent 60%),
    radial-gradient(70% 60% at 82% 26%, color-mix(in srgb, var(--a2) 24%, transparent), transparent 62%),
    radial-gradient(75% 65% at 55% 92%, color-mix(in srgb, var(--a3) 16%, transparent), transparent 60%),
    var(--bg);
}
.bg-canvas.is-dead { display: none; }

.grain {
  position: fixed; inset: -50%;
  z-index: 9000; pointer-events: none;
  opacity: var(--grain-o);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 6s steps(6) infinite;
  mix-blend-mode: overlay;
}
@keyframes grainShift {
  0%   { transform: translate(0,0); }
  20%  { transform: translate(-3%, 2%); }
  40%  { transform: translate(2%, -3%); }
  60%  { transform: translate(-2%, -2%); }
  80%  { transform: translate(3%, 1%); }
  100% { transform: translate(0,0); }
}

.scanline {
  position: fixed; inset: 0; z-index: 8999; pointer-events: none;
  background: repeating-linear-gradient(to bottom, rgba(255,255,255,.014) 0 1px, transparent 1px 3px);
  opacity: .5;
}
[data-theme="light"] .scanline { display: none; }
[data-theme="light"] .grain { mix-blend-mode: multiply; }

.scroll-progress {
  position: fixed; top: 0; left: 0; right: 0; height: 2px;
  z-index: 8000; pointer-events: none;
  background: var(--line);
}
.scroll-progress i {
  display: block; height: 100%; width: 0%;
  background: var(--grad);
  box-shadow: 0 0 14px color-mix(in srgb, var(--a1) 70%, transparent);
}

/* ---------- 4. PRELOADER ----------
   De panelen zijn zélf de dekking (de loader heeft geen eigen
   achtergrond), zodat de wipe aan het eind de site eronder onthult.  */
.loader {
  position: fixed; inset: 0; z-index: 10000;
  display: grid; place-items: center;
  background: transparent;
}
.loader.is-out { pointer-events: none; }

.loader__panels { position: absolute; inset: 0; display: flex; z-index: 0; }
.loader__panels i {
  position: relative; flex: 1;
  margin-inline: -.5px;              /* voorkomt haarscheurtjes tussen de panelen */
  background: var(--bg);
  transform: translateY(0);
}
.loader__panels i::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--a1), transparent);
  opacity: 0; transition: opacity .3s;
}
.loader.is-out .loader__panels i {
  animation: panelUp .85s cubic-bezier(.76,0,.24,1) forwards;
}
.loader.is-out .loader__panels i::after { opacity: 1; }
.loader.is-out .loader__panels i:nth-child(1) { animation-delay: .28s; }
.loader.is-out .loader__panels i:nth-child(2) { animation-delay: .35s; }
.loader.is-out .loader__panels i:nth-child(3) { animation-delay: .42s; }
.loader.is-out .loader__panels i:nth-child(4) { animation-delay: .49s; }
.loader.is-out .loader__panels i:nth-child(5) { animation-delay: .56s; }
.loader.is-out .loader__panels i:nth-child(6) { animation-delay: .63s; }
@keyframes panelUp { to { transform: translateY(-101%); } }

.loader__inner { position: relative; z-index: 1; width: min(760px, 84vw); }
.loader.is-out .loader__inner {
  animation: loaderInnerOut .55s cubic-bezier(.65,0,.35,1) forwards;
}
@keyframes loaderInnerOut {
  to { opacity: 0; transform: translateY(-26px); filter: blur(6px); }
}

.loader__name {
  display: flex; flex-wrap: wrap; gap: 0 .3em;
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 9vw, 6.5rem);
  line-height: .95; letter-spacing: -.02em;
  margin-bottom: 1.4rem;
}
.loader__mask { display: block; overflow: hidden; padding-bottom: .06em; }
.loader__word {
  display: block; transform: translateY(110%);
  animation: loadWordIn 1s cubic-bezier(.22,1,.36,1) .1s forwards;
}
.loader__mask:nth-child(2) .loader__word { animation-delay: .22s; }
@keyframes loadWordIn { to { transform: translateY(0); } }

.loader__rule {
  display: block; height: 1px; background: var(--line);
  transform: scaleX(0); transform-origin: left;
  animation: ruleIn 1.1s cubic-bezier(.22,1,.36,1) .5s forwards;
  margin-bottom: 1.1rem;
}
@keyframes ruleIn { to { transform: scaleX(1); } }

.loader__meta {
  display: flex; justify-content: space-between; align-items: baseline;
  font-family: var(--font-mono); font-size: .72rem;
  letter-spacing: .16em; text-transform: uppercase;
  color: var(--fg-faint); margin-bottom: .7rem;
  opacity: 0; animation: fadeUp .8s cubic-bezier(.22,1,.36,1) .68s forwards;
}
@keyframes fadeUp { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }

.loader__status { transition: opacity .25s; }
.loader__count { color: var(--fg); font-size: 1.05rem; letter-spacing: .02em; font-variant-numeric: tabular-nums; }
.loader__count i { font-style: normal; color: var(--fg-faint); font-size: .7rem; }

.loader__bar {
  position: relative; height: 2px; background: var(--line); overflow: hidden;
  opacity: 0; animation: fadeUp .8s cubic-bezier(.22,1,.36,1) .78s forwards;
}
.loader__fill {
  position: absolute; inset: 0 auto 0 0; display: block; width: 0%;
  background: var(--grad);
  box-shadow: 0 0 12px color-mix(in srgb, var(--a1) 80%, transparent);
}
/* meelopend lichtpuntje op de kop van de balk */
.loader__fill::after {
  content: ''; position: absolute; right: 0; top: 50%;
  width: 6px; height: 6px; margin-top: -3px; border-radius: 50%;
  background: var(--fg);
  box-shadow: 0 0 10px var(--a1);
}

/* ---------- 5. CURSOR ----------
   Twee lagen, één schrijver: JS lerpt positie én afmeting en zet die
   op hele pixels, zodat de 1px rand scherp blijft. Boven een klikbaar
   element klikt de ring vast op de vorm van dat element. */
.cursor { position: fixed; inset: 0; z-index: 9500; pointer-events: none; }
.cursor__dot, .cursor__ring {
  position: absolute; top: 0; left: 0;
  will-change: transform;
}
.cursor__dot {
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--fg);
  transition: opacity .25s var(--ease), background .35s var(--ease), scale .4s var(--ease-back);
}
.cursor__ring {
  width: 30px; height: 30px; border-radius: 50%;
  border: 1px solid var(--fg-faint);
  transition: border-color .35s var(--ease), opacity .25s var(--ease);
}
.cursor.is-snap .cursor__ring { border-color: var(--a1); }
.cursor.is-snap .cursor__dot  { background: var(--a1); scale: .55; }
.cursor.is-down .cursor__dot  { scale: 1.9; }
.cursor.is-hidden .cursor__ring,
.cursor.is-hidden .cursor__dot { opacity: 0; }
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* op een aanraakscherm geen cursor: daar is een vinger, geen aanwijzer.
   De blauwe systeem-highlight gaat weg, dus krijgen aanraakbare dingen
   hun eigen ingedrukt-stand (zie 20b). */
html.is-touch { -webkit-tap-highlight-color: transparent; }

/* ---------- 6. NAV ---------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 7000;
  display: flex; align-items: center; justify-content: space-between;
  gap: 2rem;
  padding: 1.4rem var(--pad);
  transition: transform .55s var(--ease), background .5s var(--ease),
              backdrop-filter .5s, padding .5s var(--ease), border-color .5s;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: color-mix(in srgb, var(--bg) 72%, transparent);
  backdrop-filter: blur(18px) saturate(150%);
  border-bottom-color: var(--line);
  padding-top: .85rem; padding-bottom: .85rem;
}
.nav.is-hidden { transform: translateY(-110%); }

.nav__brand { display: flex; align-items: center; gap: .7rem; font-weight: 600; letter-spacing: -.01em; }
.nav__mark {
  display: grid; grid-template-columns: 1fr 1fr; gap: 2px;
  width: 18px; height: 18px;
}
.nav__mark i { background: var(--fg); border-radius: 1px; transition: transform .5s var(--ease), background .5s; }
.nav__mark i:nth-child(1) { transition-delay: 0s; }
.nav__mark i:nth-child(2) { transition-delay: .04s; }
.nav__mark i:nth-child(3) { transition-delay: .12s; }
.nav__mark i:nth-child(4) { transition-delay: .08s; }
.nav__brand:hover .nav__mark i { transform: rotate(45deg) scale(.72); background: var(--a1); }
.nav__brandtext { font-size: .92rem; }

.nav__links { display: flex; gap: 2rem; }
.nav__links a {
  position: relative; font-size: .84rem; color: var(--fg-dim);
  padding: .3rem 0; transition: color .35s var(--ease);
  font-family: var(--font-mono); letter-spacing: .02em;
}
.nav__links a::after {
  content: ''; position: absolute; left: 0; bottom: 0;
  width: 100%; height: 1px; background: var(--fg);
  transform: scaleX(0); transform-origin: right;
  transition: transform .5s var(--ease);
}
.nav__links a:hover, .nav__links a.is-active { color: var(--fg); }
.nav__links a:hover::after, .nav__links a.is-active::after { transform: scaleX(1); transform-origin: left; }

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

.theme-toggle { display: grid; place-items: center; }
.theme-toggle__track {
  width: 44px; height: 24px; border-radius: 99px;
  border: 1px solid var(--line-2); background: var(--surface);
  display: block; position: relative; transition: background .4s;
}
.theme-toggle__thumb {
  position: absolute; top: 50%; left: 3px;
  width: 16px; height: 16px; margin-top: -8px; border-radius: 50%;
  background: var(--grad);
  transition: transform .5s var(--ease-back);
}
[data-theme="light"] .theme-toggle__thumb { transform: translateX(20px); }

.burger { display: none; width: 30px; height: 20px; position: relative; }
.burger i {
  position: absolute; left: 0; width: 100%; height: 1.5px; background: var(--fg);
  transition: transform .5s var(--ease), width .4s var(--ease), opacity .3s;
}
.burger i:nth-child(1) { top: 5px; }
.burger i:nth-child(2) { top: 13px; width: 65%; }
.burger.is-open i:nth-child(1) { transform: translateY(4px) rotate(45deg); }
.burger.is-open i:nth-child(2) { transform: translateY(-4px) rotate(-45deg); width: 100%; }

/* ---------- 7. MOBILE MENU ---------- */
.menu {
  position: fixed; inset: 0; z-index: 6900;
  display: flex; flex-direction: column; justify-content: center;
  padding: 6rem var(--pad) 3rem;
  pointer-events: none;
}
.menu__bg {
  position: absolute; inset: 0; background: var(--bg-2);
  clip-path: circle(0% at 92% 4%);
  transition: clip-path .8s var(--ease-io);
}
.menu.is-open { pointer-events: auto; }
.menu.is-open .menu__bg { clip-path: circle(150% at 92% 4%); }
.menu__list { position: relative; display: flex; flex-direction: column; gap: .2rem; }
.menu__item {
  display: flex; align-items: baseline;
  font-family: var(--font-serif);
  font-size: clamp(2.2rem, 11vw, 4rem); line-height: 1.15;
  opacity: 0; transform: translateY(40px);
  transition: opacity .6s var(--ease), transform .7s var(--ease), color .3s;
  border-bottom: 1px solid var(--line); padding: .35em 0;
}
.menu.is-open .menu__item { opacity: 1; transform: translateY(0); }
.menu.is-open .menu__item:nth-child(1) { transition-delay: .2s; }
.menu.is-open .menu__item:nth-child(2) { transition-delay: .27s; }
.menu.is-open .menu__item:nth-child(3) { transition-delay: .34s; }
.menu.is-open .menu__item:nth-child(4) { transition-delay: .41s; }
.menu.is-open .menu__item:nth-child(5) { transition-delay: .48s; }
.menu__item:active { color: var(--a1); }
.menu__foot {
  position: relative; margin-top: 2.5rem;
  display: flex; flex-direction: column; gap: .3rem;
  font-family: var(--font-mono); font-size: .74rem; color: var(--fg-faint);
  opacity: 0; transition: opacity .6s .55s;
}
.menu.is-open .menu__foot { opacity: 1; }

/* ---------- 8. HERO ---------- */
.hero {
  position: relative; min-height: 100svh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 9rem var(--pad) 2.5rem;
  overflow: hidden;
}
/* zachte overgang van het volle hero-effect naar de rustiger content-secties */
.hero__veil {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: linear-gradient(180deg, transparent 55%, color-mix(in srgb, var(--bg) 75%, transparent));
}
.hero__inner { position: relative; z-index: 2; width: 100%; max-width: var(--maxw); margin: 0 auto; }

.hero__eyebrow {
  display: inline-flex; align-items: center; gap: .6rem;
  font-family: var(--font-mono); font-size: .72rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--fg-dim);
  border: 1px solid var(--line); border-radius: 99px;
  padding: .45rem .95rem .45rem .8rem;
  background: color-mix(in srgb, var(--bg) 40%, transparent);
  backdrop-filter: blur(8px);
  margin-bottom: clamp(1.4rem, 3vw, 2.2rem);
}
.pulse {
  width: 7px; height: 7px; border-radius: 50%; background: var(--a3);
  position: relative; flex: none;
}
.pulse::after {
  content: ''; position: absolute; inset: 0; border-radius: 50%;
  background: var(--a3); animation: pulse 2s var(--ease-io) infinite;
}
@keyframes pulse { 0% { transform: scale(1); opacity: .8; } 100% { transform: scale(3.4); opacity: 0; } }

.hero__title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(3.2rem, 13vw, 11rem);
  line-height: .88; letter-spacing: -.03em;
  margin-bottom: clamp(1.8rem, 4vw, 3rem);
}
.hero__title .italic { font-style: italic; }
.line { display: block; overflow: hidden; padding-bottom: .04em; }

.hero__grid {
  display: grid; grid-template-columns: minmax(0,1.15fr) minmax(0,.85fr);
  gap: clamp(1.5rem, 5vw, 5rem); align-items: start;
  padding-top: 1.6rem; border-top: 1px solid var(--line);
}
.hero__lede { font-size: clamp(1rem, 1.35vw, 1.2rem); color: var(--fg-dim); max-width: 56ch; }
.hero__lede strong { color: var(--fg); font-weight: 500; }
.hero__meta { display: flex; flex-direction: column; gap: .9rem; }
.hero__metaitem { display: flex; gap: 1rem; align-items: baseline; }
.hero__metaitem em {
  font-family: var(--font-mono); font-style: normal; font-size: .68rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--fg-faint);
  min-width: 68px; flex: none;
}
.hero__metaitem span { font-size: .92rem; }

.hero__cta { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: clamp(2rem, 4vw, 3rem); }

.hero__bottom {
  position: relative; z-index: 2;
  width: 100%; max-width: var(--maxw); margin: clamp(3rem,7vw,5rem) auto 0;
  display: flex; justify-content: space-between; align-items: flex-end;
  gap: 2rem; flex-wrap: wrap;
}
.hero__scroll {
  display: flex; align-items: center; gap: .8rem;
  font-family: var(--font-mono); font-size: .68rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--fg-faint);
}
.hero__scrollline { display: block; width: 54px; height: 1px; background: var(--line-2); overflow: hidden; }
.hero__scrollline i { display: block; width: 40%; height: 100%; background: var(--fg); animation: scrollLine 2.2s var(--ease-io) infinite; }
@keyframes scrollLine { 0% { transform: translateX(-100%); } 60%,100% { transform: translateX(250%); } }

.hero__stats { display: flex; gap: clamp(1.5rem, 4vw, 3.5rem); flex-wrap: wrap; }
.stat { display: flex; flex-direction: column; gap: .15rem; max-width: 150px; }
.stat b {
  font-family: var(--font-serif); font-size: clamp(1.8rem, 3.4vw, 2.8rem);
  font-weight: 400; line-height: 1;
  background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.stat em {
  font-style: normal; font-size: .7rem; color: var(--fg-faint);
  font-family: var(--font-mono); line-height: 1.4; letter-spacing: .03em;
}

/* ---------- 9. BUTTONS ---------- */
.btn {
  position: relative; display: inline-flex; align-items: center; justify-content: center;
  padding: .95rem 1.9rem; border-radius: 99px;
  font-size: .88rem; font-weight: 500; letter-spacing: .01em;
  overflow: hidden; isolation: isolate;
  border: 1px solid transparent;
  transition: color .4s var(--ease), border-color .4s, background .4s;
}
.btn__label { position: relative; display: block; overflow: hidden; height: 1.3em; }
.btn__label i {
  display: block; font-style: normal; line-height: 1.3em;
  transition: transform .55s var(--ease);
}
.btn:hover .btn__label i { transform: translateY(-100%); }

.btn--primary { background: var(--fg); color: var(--bg); }
.btn--primary::before {
  content: ''; position: absolute; inset: 0; z-index: -1;
  background: var(--grad);
  transform: translateY(101%); transition: transform .6s var(--ease);
}
.btn--primary:hover { color: #fff; }
.btn--primary:hover::before { transform: translateY(0); }
.btn__glow {
  position: absolute; inset: -40%; z-index: -2; opacity: 0;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--a1) 55%, transparent), transparent);
  transition: opacity .5s; filter: blur(18px);
}
.btn--primary:hover .btn__glow { opacity: 1; }

.btn--ghost { border-color: var(--line-2); color: var(--fg); }
.btn--ghost::before {
  content: ''; position: absolute; inset: 0; z-index: -1; background: var(--surface-2);
  transform: scaleY(0); transform-origin: bottom; transition: transform .5s var(--ease);
}
.btn--ghost:hover { border-color: var(--fg); }
.btn--ghost:hover::before { transform: scaleY(1); }

/* ---------- 10. MARQUEE ---------- */
.marquee {
  position: relative; overflow: hidden;
  border-block: 1px solid var(--line);
  padding: 1.15rem 0;
  background: color-mix(in srgb, var(--bg-2) 72%, transparent);
  backdrop-filter: blur(14px) saturate(140%);
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}
.marquee__track {
  display: flex; align-items: center; gap: 2.2rem; width: max-content;
  will-change: transform;
}
.marquee__track span {
  font-family: var(--font-serif); font-size: clamp(1.4rem, 3vw, 2.4rem);
  color: var(--fg-dim); white-space: nowrap;
  transition: color .3s;
}
.marquee__track i { color: var(--a1); font-size: .55rem; font-style: normal; }
.marquee:hover .marquee__track span { color: var(--fg); }

/* ---------- 11. SECTION SHELL ---------- */
.section {
  position: relative;
  width: 100%; max-width: var(--maxw); margin: 0 auto;
  padding: clamp(5rem, 12vw, 10rem) var(--pad);
}
.section__head { margin-bottom: clamp(2.5rem, 6vw, 5rem); }
.label {
  display: inline-flex; align-items: center;
  font-family: var(--font-mono); font-size: .7rem;
  letter-spacing: .2em; text-transform: uppercase; color: var(--fg-dim);
  margin-bottom: 1.2rem;
}
.section__title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(2.4rem, 7.5vw, 6rem); line-height: .95; letter-spacing: -.025em;
}
.section__title .italic { font-style: italic; color: var(--fg-dim); }

/* ---------- 12. ABOUT ---------- */
.about {
  display: grid; grid-template-columns: minmax(0,1.05fr) minmax(0,.95fr);
  gap: clamp(2rem, 6vw, 5rem); align-items: start;
}
.about__body p { color: var(--fg-dim); margin-bottom: 1.2rem; max-width: 60ch; }
.about__lead { font-size: clamp(1.05rem, 1.6vw, 1.35rem); color: var(--fg) !important; line-height: 1.55; }
.about__facts { margin-top: 2.2rem; border-top: 1px solid var(--line); }
.about__facts li {
  display: flex; gap: 1.5rem; align-items: baseline;
  padding: .95rem 0; border-bottom: 1px solid var(--line);
  transition: padding-left .45s var(--ease), border-color .45s;
}
.about__facts li:hover { padding-left: .8rem; border-color: var(--line-2); }
.about__facts em {
  font-style: normal; font-family: var(--font-mono); font-size: .68rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--fg-faint);
  min-width: 110px; flex: none;
}
.about__facts span { font-size: .95rem; }

.about__card {
  position: relative; border: 1px solid var(--line); border-radius: 20px;
  background: color-mix(in srgb, var(--bg) 46%, transparent);
  backdrop-filter: blur(12px) saturate(135%);
  padding: 1.8rem;
  transform-style: preserve-3d;
  overflow: hidden;
}
.about__cardglow {
  position: absolute; width: 380px; height: 380px; border-radius: 50%;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--a1) 22%, transparent), transparent);
  filter: blur(28px); opacity: 0; transition: opacity .5s;
  pointer-events: none; left: var(--mx, 50%); top: var(--my, 50%);
  transform: translate(-50%,-50%);
}
.about__card:hover .about__cardglow { opacity: 1; }
.about__cardinner { position: relative; transform: translateZ(38px); }

/* ── keten: van idee tot productie ── */
.chain__label {
  display: inline-block; margin-bottom: .8rem;
  font-family: var(--font-mono); font-size: .66rem;
  letter-spacing: .18em; text-transform: uppercase; color: var(--fg-faint);
}
.chain__title {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(1.6rem, 2.6vw, 2.2rem); line-height: 1.05;
  letter-spacing: -.02em; margin-bottom: 1.9rem;
}
.chain__title em { font-style: italic; color: var(--fg-dim); }

.chain { position: relative; padding-left: 2.1rem; }
.chain__rail {
  position: absolute; left: 5px; top: .55rem; bottom: .9rem;
  width: 1px; background: var(--line);
}
.chain__fill {
  position: absolute; inset: 0; display: block;
  background: linear-gradient(180deg, var(--a1), var(--a2), var(--a3));
  box-shadow: 0 0 10px color-mix(in srgb, var(--a1) 60%, transparent);
  transform: scaleY(0); transform-origin: top;
  transition: transform 1.5s var(--ease) .25s;
}
.about__card.is-in .chain__fill { transform: scaleY(1); }

.chain__step {
  position: relative; padding: 0 0 1.15rem;
  opacity: 0; translate: 0 14px;
  transition: opacity .7s var(--ease), translate .8s var(--ease), padding-left .45s var(--ease);
  transition-delay: calc(var(--i) * 130ms + 300ms);
}
.about__card.is-in .chain__step { opacity: 1; translate: none; }
.chain__step:last-child { padding-bottom: 0; }
.chain__step:hover { padding-left: .5rem; }

.chain__node {
  position: absolute; left: -2.1rem; top: .35rem;
  width: 11px; height: 11px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--line-2);
  scale: .4; opacity: 0;
  transition: scale .6s var(--ease-back), opacity .4s var(--ease),
              background .4s, border-color .4s, box-shadow .4s;
  transition-delay: calc(var(--i) * 130ms + 420ms);
}
.about__card.is-in .chain__node { scale: 1; opacity: 1; }
.chain__step:hover .chain__node {
  background: var(--a1); border-color: var(--a1);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--a1) 16%, transparent);
}

.chain__step strong {
  display: block; font-size: .98rem; font-weight: 600;
  letter-spacing: -.01em; margin-bottom: .2rem;
  transition: color .35s;
}
.chain__step span { display: block; font-size: .86rem; color: var(--fg-dim); line-height: 1.55; }
.chain__step:hover strong { color: var(--a1); }

/* ---------- 13. CARDS ---------- */
.cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 1.1rem;
}
/* vier kaarten oogt uitgebalanceerder als 2×2 dan als 3+1 */
@media (min-width: 1080px) { .cards { grid-template-columns: repeat(2, 1fr); } }
.card {
  position: relative; padding: 2rem 1.8rem 2.2rem;
  border: 1px solid var(--line); border-radius: 18px;
  background: color-mix(in srgb, var(--bg) 46%, transparent);
  backdrop-filter: blur(12px) saturate(135%);
  overflow: hidden;
  transform-style: preserve-3d;
  transition: border-color .5s var(--ease), background .5s var(--ease);
}
.card::before {
  content: ''; position: absolute; inset: 0; opacity: 0;
  background: radial-gradient(420px circle at var(--mx,50%) var(--my,50%), color-mix(in srgb, var(--a1) 16%, transparent), transparent 65%);
  transition: opacity .5s; pointer-events: none;
}
.card:hover { border-color: var(--line-2); background: var(--surface-2); }
.card:hover::before { opacity: 1; }
.card__icon {
  width: 46px; height: 46px; border-radius: 12px;
  display: grid; place-items: center; margin-bottom: 1.4rem;
  border: 1px solid var(--line); background: var(--surface-2);
  transition: transform .6s var(--ease-back), border-color .5s, background .5s;
}
.card__icon svg { width: 22px; height: 22px; color: var(--a1); transition: color .4s; }
.card:hover .card__icon { transform: translateY(-4px) rotate(-6deg) scale(1.06); border-color: var(--a1); }
.card:hover .card__icon svg { color: var(--a3); }
.card h3 { font-size: 1.18rem; font-weight: 600; margin-bottom: .6rem; letter-spacing: -.01em; }
.card p { font-size: .92rem; color: var(--fg-dim); margin-bottom: 1.3rem; }
.card__tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.card__tags li {
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .04em;
  padding: .3rem .6rem; border-radius: 99px;
  border: 1px solid var(--line); color: var(--fg-dim);
  transition: transform .45s var(--ease), color .35s, border-color .35s;
}
.card:hover .card__tags li { color: var(--fg); border-color: var(--line-2); }
.card:hover .card__tags li:nth-child(odd)  { transform: translateY(-2px); }
.card:hover .card__tags li:nth-child(even) { transform: translateY(2px); }
.card__line {
  position: absolute; left: 0; bottom: 0; height: 2px; width: 100%;
  background: var(--grad); transform: scaleX(0); transform-origin: left;
  transition: transform .7s var(--ease);
}
.card:hover .card__line { transform: scaleX(1); }

/* ---------- 14. PROJECTEN ---------- */
.projects { display: flex; flex-direction: column; gap: 1.2rem; }

.project {
  position: relative; overflow: hidden;
  padding: clamp(1.6rem, 3.5vw, 2.8rem);
  border: 1px solid var(--line); border-radius: 20px;
  background: color-mix(in srgb, var(--bg) 46%, transparent);
  backdrop-filter: blur(12px) saturate(135%);
  transform-style: preserve-3d;
  transition: border-color .5s var(--ease), background .5s var(--ease);
}
.project:hover { border-color: var(--line-2); background: color-mix(in srgb, var(--bg) 56%, transparent); }
.project__glow {
  position: absolute; inset: -30% -10%; pointer-events: none; opacity: 0;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--a1) 20%, transparent), transparent);
  filter: blur(30px); transition: opacity .6s var(--ease);
  left: var(--mx, 50%); width: 60%; transform: translateX(-50%);
}
.project:hover .project__glow { opacity: 1; }


.project__head {
  position: relative; display: flex; flex-wrap: wrap; gap: 1rem 2rem;
  align-items: flex-start; justify-content: space-between;
  margin-bottom: 1.2rem;
}
.project__title {
  font-size: clamp(1.5rem, 3.4vw, 2.4rem); font-weight: 600;
  letter-spacing: -.02em; line-height: 1.15;
  display: flex; flex-wrap: wrap; align-items: center; gap: .7rem;
}
.project__badge {
  font-family: var(--font-mono); font-size: .58rem; font-weight: 400;
  letter-spacing: .1em; text-transform: uppercase;
  padding: .3rem .6rem; border-radius: 99px;
  color: var(--a3); border: 1px solid color-mix(in srgb, var(--a3) 40%, transparent);
  white-space: nowrap;
}
.project__org {
  display: block; margin-top: .35rem;
  font-family: var(--font-mono); font-size: .74rem;
  letter-spacing: .06em; color: var(--fg-dim);
}
.project__link {
  display: inline-flex; align-items: center; gap: .5rem;
  font-family: var(--font-mono); font-size: .74rem; letter-spacing: .04em;
  padding: .55rem 1rem; border-radius: 99px;
  border: 1px solid var(--line-2); color: var(--fg-dim);
  transition: color .4s, border-color .4s, background .4s;
  white-space: nowrap; flex: none;
}
.project__link svg { width: 14px; height: 14px; transition: transform .45s var(--ease); }
.project__link:hover { color: var(--bg); background: var(--fg); border-color: var(--fg); }
.project__link:hover svg { transform: translate(2px,-2px); }

.project__lead {
  position: relative; max-width: 72ch; margin-bottom: 1.6rem;
  font-size: clamp(.98rem, 1.3vw, 1.1rem); color: var(--fg-dim); line-height: 1.62;
}

.project__meta {
  position: relative;
  display: grid; grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
  gap: 1.5rem clamp(1.5rem, 4vw, 3.5rem);
  padding-top: 1.4rem; border-top: 1px solid var(--line);
  margin-bottom: 1.5rem;
}
.project__meta em {
  display: block; margin-bottom: .7rem;
  font-style: normal; font-family: var(--font-mono); font-size: .66rem;
  letter-spacing: .14em; text-transform: uppercase; color: var(--fg-faint);
}
.project__meta p { font-size: .9rem; color: var(--fg-dim); }
.project__meta li {
  position: relative; padding-left: 1.3rem; margin-bottom: .45rem;
  font-size: .92rem; color: var(--fg-dim);
}
.project__meta li::before {
  content: ''; position: absolute; left: 0; top: .62em;
  width: 7px; height: 1px; background: var(--fg-faint);
  transition: width .4s var(--ease), background .4s;
}
.project__meta li:hover::before { width: 14px; background: var(--a1); }

.project__tags { position: relative; display: flex; flex-wrap: wrap; gap: .4rem; }
.project__tags li {
  font-family: var(--font-mono); font-size: .66rem; letter-spacing: .04em;
  padding: .3rem .65rem; border-radius: 99px;
  border: 1px solid var(--line); color: var(--fg-dim);
  transition: transform .45s var(--ease), color .35s, border-color .35s;
}
.project:hover .project__tags li { color: var(--fg); border-color: var(--line-2); }
.project:hover .project__tags li:nth-child(odd)  { transform: translateY(-2px); }
.project:hover .project__tags li:nth-child(even) { transform: translateY(2px); }

@media (max-width: 720px) {
  .project__meta { grid-template-columns: 1fr; }
}

/* ---------- 15. TIMELINE ---------- */
.timeline { position: relative; padding-left: clamp(1.5rem, 4vw, 3.5rem); }
.timeline__rail {
  position: absolute; left: 0; top: .5rem; bottom: 3rem; width: 1px;
  background: var(--line);
}
.timeline__fill {
  position: absolute; inset: 0 auto 0 0; width: 1px; height: 0%;
  background: linear-gradient(180deg, var(--a1), var(--a2), var(--a3));
  box-shadow: 0 0 12px color-mix(in srgb, var(--a1) 60%, transparent);
}
.tl { position: relative; padding: 0 0 clamp(2.8rem, 6vw, 4.5rem); }
.tl__dot {
  position: absolute; left: calc(clamp(1.5rem, 4vw, 3.5rem) * -1); top: .45rem;
  width: 11px; height: 11px; margin-left: -5px; border-radius: 50%;
  background: var(--bg); border: 1px solid var(--line-2);
  transition: background .5s, border-color .5s, box-shadow .5s, transform .5s var(--ease-back);
}
.tl.is-inview .tl__dot {
  background: var(--a1); border-color: var(--a1);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--a1) 16%, transparent);
  transform: scale(1.15);
}
.tl__period { display: flex; align-items: center; gap: .7rem; flex-wrap: wrap; margin-bottom: .5rem; }
.tl__years {
  font-family: var(--font-mono); font-size: .74rem;
  letter-spacing: .1em; color: var(--fg-dim);
}
.chip {
  font-family: var(--font-mono); font-size: .6rem; letter-spacing: .1em;
  text-transform: uppercase; padding: .22rem .55rem; border-radius: 99px;
  border: 1px solid var(--line); color: var(--fg-faint);
}
.chip--live { color: var(--a3); border-color: color-mix(in srgb, var(--a3) 40%, transparent); }
.tl h3 {
  font-size: clamp(1.3rem, 2.5vw, 1.85rem); font-weight: 600;
  letter-spacing: -.015em; margin-bottom: .55rem;
  display: flex; flex-wrap: wrap; align-items: baseline; gap: .7rem;
}
.tl__at {
  font-family: var(--font-mono); font-size: .78rem; font-weight: 400;
  color: var(--a1); letter-spacing: .02em;
}
.tl__at::before { content: '@ '; opacity: .5; }
.tl__intro { color: var(--fg); font-size: 1rem; margin-bottom: .9rem; max-width: 68ch; }
.tl__list { margin-bottom: 1.2rem; max-width: 72ch; }
.tl__list li {
  position: relative; padding-left: 1.4rem; margin-bottom: .5rem;
  color: var(--fg-dim); font-size: .93rem;
}
.tl__list li::before {
  content: ''; position: absolute; left: 0; top: .62em;
  width: 7px; height: 1px; background: var(--fg-faint);
  transition: width .4s var(--ease), background .4s;
}
.tl__list li:hover::before { width: 14px; background: var(--a1); }
.tl__tags { display: flex; flex-wrap: wrap; gap: .4rem; }
.tl__tags li {
  font-family: var(--font-mono); font-size: .66rem;
  padding: .28rem .6rem; border-radius: 6px;
  background: var(--surface-2); color: var(--fg-dim);
  border: 1px solid transparent;
  transition: color .3s, border-color .3s, transform .4s var(--ease);
}
.tl__tags li:hover { color: var(--fg); border-color: var(--line-2); transform: translateY(-2px); }

/* ---------- 16. CONTACT ---------- */
.section--contact { text-align: center; overflow: hidden; }
.contact__glow {
  position: absolute; left: 50%; top: 40%; transform: translate(-50%,-50%);
  width: min(900px, 120vw); aspect-ratio: 1;
  background: radial-gradient(closest-side, color-mix(in srgb, var(--a1) 18%, transparent), transparent 70%);
  filter: blur(20px); pointer-events: none;
  animation: breathe 8s var(--ease-io) infinite alternate;
}
@keyframes breathe { to { transform: translate(-50%,-50%) scale(1.22); opacity: .65; } }
.section--contact .label { justify-content: center; }
.contact__title {
  position: relative;
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(2.6rem, 9vw, 7rem); line-height: .95; letter-spacing: -.03em;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.contact__title .italic { font-style: italic; color: var(--fg-dim); }

.contact__mail {
  position: relative; display: inline-flex; align-items: center; gap: .7rem;
  font-family: var(--font-mono);
  font-size: clamp(.85rem, 2.6vw, 1.5rem); letter-spacing: -.01em;
  padding: .85rem 1.8rem; border-radius: 99px;
  border: 1px solid var(--line-2);
  transition: border-color .45s, background .45s, color .45s;
  margin-bottom: clamp(2.5rem, 6vw, 4rem);
  max-width: 100%;
}
.contact__mailinner { display: block; overflow: hidden; height: 1.4em; }
.contact__mailinner i {
  display: block; font-style: normal; line-height: 1.4em;
  transition: transform .55s var(--ease);
}
.contact__mail:hover { border-color: var(--fg); background: var(--fg); color: var(--bg); }
.contact__mail:hover .contact__mailinner i { transform: translateY(-100%); }
.contact__mail svg { width: 18px; height: 18px; flex: none; transition: transform .5s var(--ease); }
.contact__mail:hover svg { transform: translate(3px,-3px); }

.contact__rows {
  position: relative;
  max-width: 720px; margin: 0 auto; text-align: left;
  border-top: 1px solid var(--line);
}
.contact__row {
  width: 100%; display: flex; align-items: center; gap: 1.2rem;
  padding: 1.1rem .4rem; border-bottom: 1px solid var(--line);
  text-align: left; position: relative; overflow: hidden;
  transition: padding-left .45s var(--ease);
}
.contact__row::before {
  content: ''; position: absolute; inset: 0; background: var(--surface-2);
  transform: scaleX(0); transform-origin: left;
  transition: transform .55s var(--ease); z-index: -1;
}
button.contact__row:hover { padding-left: 1.1rem; }
button.contact__row:hover::before { transform: scaleX(1); }
.contact__row em {
  font-style: normal; font-family: var(--font-mono); font-size: .68rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--fg-faint);
  min-width: 100px; flex: none;
}
.contact__row span { flex: 1; font-size: .95rem; }
.contact__row b {
  font-family: var(--font-mono); font-size: .68rem; font-weight: 400;
  color: var(--fg-faint); letter-spacing: .08em;
}
button.contact__row:hover .contact__copy { color: var(--a1); }

/* ---------- 17. FOOTER ---------- */
.footer {
  border-top: 1px solid var(--line);
  background: color-mix(in srgb, var(--bg-2) 78%, transparent);
  backdrop-filter: blur(18px) saturate(140%);
}
.footer__top {
  padding: clamp(2rem,5vw,4rem) var(--pad) 0;
  max-width: var(--maxw); margin: 0 auto; overflow: hidden;
}
.footer__big {
  display: block; font-family: var(--font-serif);
  font-size: clamp(2.6rem, 15vw, 13rem); line-height: .85;
  letter-spacing: -.04em; white-space: nowrap;
  background: linear-gradient(180deg, var(--fg) 0%, transparent 155%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.footer__big .ch { display: inline-block; transition: transform .5s var(--ease-back), color .3s; }
.footer__big .ch:hover { transform: translateY(-14px) rotate(-6deg); }
.footer__bar {
  max-width: var(--maxw); margin: 0 auto;
  padding: 1.6rem var(--pad) 2rem;
  display: flex; justify-content: space-between; align-items: center; gap: 1.5rem;
  flex-wrap: wrap;
  font-family: var(--font-mono); font-size: .7rem; color: var(--fg-faint);
  letter-spacing: .04em;
}
.footer__center { text-align: center; }
.footer__top-btn { font-family: var(--font-mono); font-size: .7rem; color: var(--fg-dim); transition: color .3s; letter-spacing: .04em; }
.footer__top-btn:hover { color: var(--fg); }

/* ---------- 18. TOAST ---------- */
.toast {
  position: fixed; bottom: 2rem; left: 50%;
  /* ver genoeg naar beneden om ook leeg volledig weg te blijven: op
     100% stak de lege pil nog net onder de schermrand uit */
  transform: translate(-50%, calc(100% + 3rem));
  opacity: 0;
  z-index: 9600;
  padding: .8rem 1.4rem; border-radius: 99px;
  background: var(--fg); color: var(--bg);
  font-family: var(--font-mono); font-size: .76rem; letter-spacing: .04em;
  transition: transform .6s var(--ease-back), opacity .3s var(--ease);
  pointer-events: none; white-space: nowrap;
}
.toast.is-show { transform: translate(-50%, 0); opacity: 1; }

/* ---------- 18b. CINEMATISCHE SCROLL-EFFECTEN ---------- */

/* alle scroll-gestuurde zoom/diepte gebruikt de losse `scale`- en
   `translate`-eigenschappen, zodat ze niet vechten met `transform`
   (die door tilt, parallax en reveals gebruikt wordt). */
.hero__inner, .hero__bottom, .card, .project, .footer__big, .ghost span {
  will-change: transform, scale, opacity;
}
.hero__inner { transform-origin: 20% 40%; }

/* reuzenwoord dat achter elke sectie meebeweegt */
.ghost {
  position: absolute; inset: 0; z-index: 0;
  overflow: hidden; pointer-events: none;
  display: flex; align-items: flex-start; justify-content: center;
}
.ghost span {
  font-family: var(--font-serif); font-weight: 400;
  font-size: clamp(3rem, 11vw, 11rem);
  line-height: .8; letter-spacing: -.03em; white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1.5px color-mix(in srgb, var(--a1) 24%, transparent);
}
[data-theme="light"] .ghost span {
  -webkit-text-stroke-color: color-mix(in srgb, var(--a1) 22%, transparent);
}
.section > *:not(.ghost) { position: relative; z-index: 1; }

/* zijbalk met sectie-indicatoren */
.rail {
  position: fixed; right: clamp(.6rem, 1.6vw, 1.6rem); top: 50%;
  transform: translateY(-50%);
  z-index: 6000;
  display: flex; flex-direction: column; gap: .1rem;
  opacity: 0; pointer-events: none;
  transition: opacity .6s var(--ease);
}
.rail.is-on { opacity: 1; pointer-events: auto; }
.rail a {
  display: flex; align-items: center; justify-content: flex-end;
  gap: .6rem; padding: .42rem 0;
}
.rail__label {
  font-family: var(--font-mono); font-size: .62rem;
  letter-spacing: .12em; text-transform: uppercase; color: var(--fg-dim);
  opacity: 0; transform: translateX(8px);
  transition: opacity .4s var(--ease), transform .5s var(--ease);
  white-space: nowrap;
}
.rail a:hover .rail__label, .rail a.is-on .rail__label { opacity: 1; transform: none; }
.rail__dot {
  width: 22px; height: 2px; border-radius: 2px;
  background: var(--fg-faint);
  transition: width .55s var(--ease), background .45s var(--ease), opacity .4s;
  opacity: .5;
}
.rail a:hover .rail__dot { width: 32px; opacity: 1; }
.rail a.is-on .rail__dot { width: 44px; background: var(--a1); opacity: 1; }
@media (max-width: 900px) { .rail { display: none; } }

/* lichtveeg over een titel zodra hij binnenkomt */
.line { position: relative; }
.line::after {
  content: ''; position: absolute; inset: 0; pointer-events: none;
  background: linear-gradient(100deg,
    transparent 38%,
    color-mix(in srgb, var(--a1) 60%, transparent) 50%,
    transparent 62%);
  opacity: 0; transform: translateX(-130%);
  mix-blend-mode: plus-lighter;
}
[data-theme="light"] .line::after { mix-blend-mode: multiply; }
.line:has(.split.is-in)::after { animation: shine 1.5s var(--ease) .3s both; }
@keyframes shine {
  0%   { transform: translateX(-130%); opacity: 0; }
  22%  { opacity: 1; }
  100% { transform: translateX(130%);  opacity: 0; }
}

/* getallen die binnenkomen met een tik */
.stat.is-in b { animation: popIn .9s var(--ease-back) both; }
@keyframes popIn {
  0%   { scale: .6; opacity: 0; }
  100% { scale: 1;  opacity: 1; }
}

/* zodra een blok is onthuld neemt de scroll-fade het over van de
   reveal-transitie — anders loopt de fade achter de scroll aan */
.card.fx-live, .project.fx-live {
  transition: border-color .5s var(--ease), background .5s var(--ease);
}

/* ---------- 18c. STILSTAND ----------
   Na anderhalve seconde zonder invoer zet JS `is-idle` op <html>. Wat
   hieronder staat vult aan wat de scroll-fx en de shader al doen. */
html.is-idle .cursor__ring { animation: idleRing 3.4s var(--ease-io) infinite; }
@keyframes idleRing { 0%, 100% { scale: 1; } 50% { scale: 1.16; } }

html.is-idle .cursor__dot { animation: idlePulse 3.4s var(--ease-io) infinite; }
@keyframes idlePulse { 0%, 100% { opacity: 1; } 50% { opacity: .45; } }

/* de scrollhint wordt wat dringender */
html.is-idle .hero__scrollline i { animation-duration: 1.3s; }
html.is-idle .hero__scroll { color: var(--fg-dim); }

/* de tijdlijn-nodes ademen */
html.is-idle .tl.is-inview .tl__dot { animation: idleNode 2.6s var(--ease-io) infinite; }
@keyframes idleNode {
  0%, 100% { box-shadow: 0 0 0 5px color-mix(in srgb, var(--a1) 16%, transparent); }
  50%      { box-shadow: 0 0 0 11px color-mix(in srgb, var(--a1) 4%, transparent); }
}

/* de bolletjes van de werkwijze-keten lopen als een golf */
html.is-idle .about__card.is-in .chain__node {
  animation: idleChain 2.8s var(--ease-io) infinite;
  animation-delay: calc(var(--i) * 180ms);
}
@keyframes idleChain {
  0%, 100% { border-color: var(--line-2); background: var(--bg); }
  45%      { border-color: var(--a1);     background: var(--a1); }
}

/* de indicator rechts wijst zichzelf even aan */
html.is-idle .rail a.is-on .rail__dot { animation: idleRail 2.4s var(--ease-io) infinite; }
@keyframes idleRail { 0%, 100% { width: 44px; } 50% { width: 58px; } }

/* de accentstreep onder de knop-glow ademt mee */
html.is-idle .pulse::after { animation-duration: 1.5s; }

/* ---------- 18d. LEESBALK ----------
   Snel aan, traag uit: daardoor loopt er een heldere kop met een
   uitdovende staart door de zin, zonder dat de tekst verspringt. */
.rw {
  border-radius: 3px;
  transition: color .85s var(--ease),
              background-color .85s var(--ease),
              text-shadow .85s var(--ease);
}
.rw.on {
  color: var(--fg);
  background-color: color-mix(in srgb, var(--a1) 22%, transparent);
  text-shadow: 0 0 14px color-mix(in srgb, var(--a1) 45%, transparent);
  transition-duration: .1s;
}
[data-theme="light"] .rw.on {
  background-color: color-mix(in srgb, var(--a1) 16%, transparent);
  text-shadow: none;
}

/* ---------- 19. MOTION PRIMITIVES ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity .9s var(--ease), transform 1.05s var(--ease);
  transition-delay: var(--d, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }

.split { display: inline-block; vertical-align: top; }
.split .ch {
  display: inline-block;
  transform: translateY(115%) rotate(7deg);
  opacity: 0;
  transition: transform 1.05s var(--ease), opacity .7s var(--ease);
  transition-delay: var(--d, 0ms);
  will-change: transform;
}
.split.is-in .ch { transform: none; opacity: 1; }
.split .sp { display: inline-block; width: .28em; }

/* ---------- 20. RESPONSIVE ---------- */
@media (max-width: 1024px) {
  .about { grid-template-columns: 1fr; }
  .hero__grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav__links { display: none; }
  .burger { display: block; }
  .hero { padding-top: 7.5rem; }
  .hero__bottom { flex-direction: column; align-items: flex-start; }
  .hero__stats { width: 100%; justify-content: space-between; gap: 1rem; }
  .stat { max-width: none; flex: 1 1 30%; }
  .footer__bar { justify-content: flex-start; }
  .footer__center { text-align: left; flex-basis: 100%; order: 3; }
  .cursor { display: none; }
}
@media (max-width: 560px) {
  .about__facts em, .contact__row em { min-width: 82px; }
  .contact__row span { font-size: .86rem; }
  .btn { width: 100%; }
  .hero__cta { flex-direction: column; }
}

/* ---------- 20b. AANRAAKSCHERM ----------
   Alles wat op desktop aan :hover hangt heeft hier een tegenhanger. De
   klasse `is-focus` zet JS op het blok dat het dichtst bij het midden van
   het scherm staat, dus scrollen legt dezelfde nadruk als de muis. Wat je
   ingedrukt houdt reageert via :active. */
html.is-touch .card.is-focus { border-color: var(--line-2); background: var(--surface-2); }
html.is-touch .card.is-focus::before { opacity: 1; }
html.is-touch .card.is-focus .card__icon {
  transform: translateY(-4px) rotate(-6deg) scale(1.06); border-color: var(--a1);
}
html.is-touch .card.is-focus .card__icon svg { color: var(--a3); }
html.is-touch .card.is-focus .card__tags li { color: var(--fg); border-color: var(--line-2); }
html.is-touch .card.is-focus .card__tags li:nth-child(odd)  { transform: translateY(-2px); }
html.is-touch .card.is-focus .card__tags li:nth-child(even) { transform: translateY(2px); }
html.is-touch .card.is-focus .card__line { transform: scaleX(1); }

html.is-touch .project.is-focus {
  border-color: var(--line-2); background: color-mix(in srgb, var(--bg) 56%, transparent);
}
html.is-touch .project.is-focus .project__glow { opacity: 1; }
html.is-touch .project.is-focus .project__tags li { color: var(--fg); border-color: var(--line-2); }
html.is-touch .project.is-focus .project__tags li:nth-child(odd)  { transform: translateY(-2px); }
html.is-touch .project.is-focus .project__tags li:nth-child(even) { transform: translateY(2px); }

/* indrukken geeft antwoord — de magnetische knoppen doen dat op desktop */
html.is-touch .btn:active,
html.is-touch .project__link:active,
html.is-touch .footer__top-btn:active { scale: .975; }
html.is-touch .project__link:active { color: var(--bg); background: var(--fg); border-color: var(--fg); }
html.is-touch button.contact__row:active::before { transform: scaleX(1); }
html.is-touch a:active, html.is-touch button:active { opacity: .62; }
html.is-touch .chain__step:active { padding-left: .5rem; }
html.is-touch .chain__step:active strong { color: var(--a1); }
html.is-touch .chain__step:active .chain__node {
  background: var(--a1); border-color: var(--a1);
  box-shadow: 0 0 0 5px color-mix(in srgb, var(--a1) 16%, transparent);
}

/* ---------- 21. REDUCED MOTION ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
  [data-reveal], .split .ch { opacity: 1 !important; transform: none !important; }
  .rw.on { background: none !important; text-shadow: none !important; }
  .hero__inner, .hero__bottom, .card, .project, .footer__big {
    scale: 1 !important; translate: none !important; opacity: 1 !important; filter: none !important;
  }
  .cursor, .grain, .scanline, .ghost { display: none; }
  html.is-idle * { animation: none !important; }
}

/* ---------- 22. PRINT (CV-mode) ---------- */
@media print {
  .loader, .cursor, .grain, .scanline, .nav, .menu, .marquee,
  .bg-canvas, .bg-fallback, .hero__veil, .scroll-progress, .footer__top,
  .toast, .hero__scroll, .contact__glow, .project__glow,
  .ghost, .rail { display: none !important; }
  body { background: #fff; color: #000; }
  #scrollContent { transform: none !important; }
  .section, .hero { padding: 1.2rem 0; page-break-inside: avoid; }
  [data-reveal], .split .ch { opacity: 1 !important; transform: none !important; }
  .rw.on { background: none !important; text-shadow: none !important; }
  .card, .project, .about__card { border-color: #ccc; background: none; backdrop-filter: none; }
}