/* NERD marketingsite — zelfde huisstijl als de app: paars, zon-geel, ronde kaarten. Mobiel eerst. */
@font-face { font-family: 'Bricolage'; src: url(bricolage-grotesque-latin-wght-normal.woff2) format('woff2'); font-weight: 200 800; font-display: swap; }
@font-face { font-family: 'Atkinson'; src: url(atkinson-hyperlegible-latin-400-normal.woff2) format('woff2'); font-weight: 400; font-display: swap; }
@font-face { font-family: 'Atkinson'; src: url(atkinson-hyperlegible-latin-700-normal.woff2) format('woff2'); font-weight: 700; font-display: swap; }

:root {
  --bg: #f6f4ff; --paper: #fff; --ink: #1d1838; --muted: #6b6787; --line: #e7e3f6;
  --primair: #6d4aff; --primair-zacht: #ede8ff; --primair-ink: #fff; --zon: #ffd23f;
  --toets: #ef4444; --leerblok: #8b5cf6; --taak: #10b981; --sport: #eab308; --gezin: #ec4899; --huiswerk: #3b82f6;
  --schaduw: 0 1px 2px rgb(40 20 120 / .06), 0 14px 34px -16px rgb(40 20 120 / .25);
  --r: 24px;
  --display: 'Bricolage', ui-sans-serif, system-ui, sans-serif;
  --body: 'Atkinson', ui-sans-serif, system-ui, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #110e22; --paper: #1c1833; --ink: #efedfb; --muted: #a39fc0; --line: #2e2950;
    --primair: #9b85ff; --primair-zacht: #2a2350; --primair-ink: #110e22;
    --schaduw: 0 1px 2px rgb(0 0 0 / .3), 0 14px 34px -16px rgb(0 0 0 / .6);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 18px/1.55 var(--body); -webkit-font-smoothing: antialiased; }
img, video { max-width: 100%; display: block; }
a { color: var(--primair); }
h1, h2, h3 { font-family: var(--display); letter-spacing: -.02em; line-height: 1.05; margin: 0; text-wrap: balance; }
h1 { font-size: clamp(2.4rem, 7vw, 4.4rem); font-weight: 800; }
h2 { font-size: clamp(1.8rem, 4.5vw, 2.8rem); font-weight: 800; }
h3 { font-size: 1.3rem; font-weight: 700; }
p { margin: 0; text-wrap: pretty; }
em { font-style: normal; color: var(--primair); }
:focus-visible { outline: 3px solid var(--primair); outline-offset: 3px; border-radius: 8px; }

.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
section { padding: clamp(48px, 9vw, 96px) 0; }
.lead { font-size: clamp(1.1rem, 2.4vw, 1.35rem); color: var(--muted); max-width: 40ch; }
.kicker { font: 700 .85rem/1 var(--body); letter-spacing: .12em; text-transform: uppercase; color: var(--primair); margin-bottom: 14px; }
.stack > * + * { margin-top: 18px; }

/* Kop */
.kop { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--line); }
.kop .wrap { display: flex; align-items: center; gap: 16px; height: 68px; }
.merk { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font: 800 1.5rem/1 var(--display); letter-spacing: .04em; }
.merk img { width: 40px; height: 40px; border-radius: 11px; }
.nav { display: flex; gap: 4px; margin-left: auto; }
.nav a { text-decoration: none; color: var(--ink); font-weight: 700; padding: 8px 14px; border-radius: 999px; }
.nav a:hover { background: var(--primair-zacht); }
.nav a[aria-current] { background: var(--primair-zacht); color: var(--primair); }
@media (max-width: 760px) { .nav { display: none; } .kop .knop { margin-left: auto; } }

/* Knoppen */
.knop { display: inline-flex; align-items: center; gap: 8px; border: 0; cursor: pointer; text-decoration: none;
  background: var(--primair); color: var(--primair-ink); font: 700 1rem/1 var(--body); padding: 14px 22px; border-radius: 999px; box-shadow: var(--schaduw); }
.knop:hover { filter: brightness(1.08); }
.knop.zon { background: var(--zon); color: #1d1838; }
.knop.licht { background: var(--paper); color: var(--ink); border: 1px solid var(--line); }

/* Hero */
.hero { padding-top: clamp(40px, 7vw, 80px); }
.hero .wrap { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .hero .wrap { grid-template-columns: 1.15fr .85fr; } }
.hero .lead { margin-top: 20px; }
.hero-logo { width: min(340px, 50vw); border-radius: 72px; transform: rotate(-4deg); box-shadow: 0 30px 60px -24px rgb(40 20 120 / .55); justify-self: center; }

/* Drie ingangen */
.ingangen { display: grid; gap: 18px; margin-top: 40px; }
@media (min-width: 760px) { .ingangen { grid-template-columns: repeat(3, 1fr); } }
.ingang { --c: var(--primair); display: flex; flex-direction: column; gap: 12px; padding: 28px; border-radius: var(--r); text-decoration: none; color: var(--ink);
  background: var(--paper); border: 1px solid var(--line); box-shadow: var(--schaduw); transition: transform .2s; position: relative; overflow: hidden; }
.ingang::before { content: ''; position: absolute; inset: 0 0 auto; height: 6px; background: var(--c); }
.ingang:hover { transform: translateY(-4px); }
.ingang .emoji { font-size: 2.6rem; }
.ingang p { color: var(--muted); }
.ingang .pijl { margin-top: auto; font-weight: 700; color: var(--c); }

/* Kaarten en rasters */
.raster { display: grid; gap: 18px; margin-top: 36px; }
@media (min-width: 700px) { .raster { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1000px) { .raster.drie { grid-template-columns: repeat(3, 1fr); } }
.kaart { background: var(--paper); border: 1px solid var(--line); border-radius: var(--r); padding: 26px; box-shadow: var(--schaduw); }
.kaart .emoji { font-size: 2rem; margin-bottom: 10px; display: block; }
.kaart p { color: var(--muted); margin-top: 8px; }
.kaart.paars { background: var(--primair); color: #fff; border-color: transparent; }
.kaart.paars p { color: rgb(255 255 255 / .85); }

/* Twee kolommen met beeld */
.duo { display: grid; gap: 40px; align-items: center; }
@media (min-width: 900px) { .duo { grid-template-columns: 1fr 1fr; } .duo.om > :first-child { order: 2; } }

/* Mini-app-mock: leerblokjes in de week */
.mock { background: var(--paper); border: 1px solid var(--line); border-radius: 28px; padding: 18px; box-shadow: var(--schaduw); }
.mock-week { display: grid; grid-template-columns: repeat(7, minmax(0, 1fr)); gap: 6px; }
@media (max-width: 480px) { .mock { padding: 12px; } .mock-week { gap: 4px; } .mock-item { font-size: 0; height: 16px; padding: 0; } .mock-dag { min-height: 90px; } }
.mock-dag { border-radius: 12px; background: var(--bg); padding: 8px 4px; min-height: 120px; display: flex; flex-direction: column; gap: 5px; }
.mock-dag b { font: 800 .8rem/1 var(--display); text-align: center; color: var(--muted); margin-bottom: 2px; }
.mock-item { border-radius: 7px; font: 700 .64rem/1.15 var(--body); padding: 5px 4px; text-align: center; color: #fff; background: var(--c); }
.mock-dag.toets { outline: 2px solid var(--toets); }
.mock-legenda { display: flex; flex-wrap: wrap; gap: 8px 16px; margin-top: 14px; font-size: .85rem; color: var(--muted); }
.mock-legenda i { display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: var(--c); margin-right: 6px; }

/* Achievements */
.badges { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 14px; margin-top: 30px; }
.badge { background: var(--paper); border: 1px solid var(--line); border-radius: 22px; padding: 18px 14px; text-align: center; box-shadow: var(--schaduw); }
.badge .medaille { width: 72px; height: 72px; margin: 0 auto 10px; border-radius: 50%; display: grid; place-items: center; font-size: 2.1rem;
  background: radial-gradient(circle at 35% 30%, #fff6c9, var(--zon) 60%, #e9b200); box-shadow: inset 0 -4px 0 rgb(0 0 0 / .12); }
.badge.dicht .medaille { filter: grayscale(1); opacity: .45; }
.badge b { display: block; font-family: var(--display); font-size: 1.05rem; }
.badge small { color: var(--muted); font-size: .85rem; line-height: 1.3; display: block; margin-top: 4px; }
.schakelrij { display: flex; align-items: center; gap: 14px; margin-top: 22px; font-weight: 700; flex-wrap: wrap; }
.schakel { width: 56px; height: 32px; border-radius: 999px; background: var(--taak); position: relative; flex: none; }
.schakel::after { content: ''; position: absolute; top: 4px; right: 4px; width: 24px; height: 24px; border-radius: 50%; background: #fff; }
.schakel.uit { background: var(--line); }
.schakel.uit::after { right: auto; left: 4px; }
.label-zacht { font: 700 .75rem/1 var(--body); text-transform: uppercase; letter-spacing: .08em; color: var(--primair); background: var(--primair-zacht); padding: 6px 10px; border-radius: 999px; }

/* Magister-melding: duidelijk maar vriendelijk */
.magister { border-radius: var(--r); padding: 28px; display: grid; gap: 18px; align-items: start;
  background: color-mix(in srgb, var(--zon) 22%, var(--paper)); border: 2px dashed color-mix(in srgb, var(--zon) 80%, var(--ink)); }
@media (min-width: 760px) { .magister { grid-template-columns: auto 1fr; } }
.magister .slot { font-size: 2.6rem; line-height: 1; }
.magister h3 { margin-bottom: 8px; }
.magister p + p { margin-top: 10px; }
.magister ol { margin: 12px 0 0; padding-left: 22px; }
.magister li + li { margin-top: 6px; }
.pil-magister { display: inline-flex; align-items: center; gap: 8px; padding: 8px 14px; border-radius: 999px; font: 700 .9rem/1 var(--body);
  background: color-mix(in srgb, var(--zon) 30%, var(--paper)); color: var(--ink); text-decoration: none; margin-top: 22px; }

/* Vertrouwen (ouders) */
.vertrouwen { background: var(--primair); color: #fff; border-radius: 32px; padding: clamp(28px, 5vw, 56px); }
.vertrouwen h2 em { color: var(--zon); }
.vertrouwen .lead { color: rgb(255 255 255 / .85); max-width: 52ch; margin-top: 16px; }
.vertrouwen .raster .kaart { background: rgb(255 255 255 / .1); border-color: rgb(255 255 255 / .2); color: #fff; box-shadow: none; }
.vertrouwen .raster .kaart p { color: rgb(255 255 255 / .82); }

/* Kernboodschap: afvinken is nog geen leren */
.kern { border-radius: 32px; padding: clamp(28px, 5vw, 56px); background: color-mix(in srgb, var(--zon) 22%, var(--paper)); border: 2px dashed color-mix(in srgb, var(--zon) 80%, var(--ink)); }
.kern .lead { color: var(--ink); max-width: 56ch; margin-top: 16px; }
.kern .raster { margin-top: 28px; }

/* Wel / niet lijst */
.welniet { display: grid; gap: 18px; margin-top: 30px; }
@media (min-width: 760px) { .welniet { grid-template-columns: 1fr 1fr; } }
.welniet ul { list-style: none; padding: 0; margin: 12px 0 0; }
.welniet li { padding: 8px 0 8px 34px; position: relative; border-top: 1px solid var(--line); }
.welniet li::before { position: absolute; left: 0; top: 7px; font-weight: 800; font-size: 1.1rem; }
.wel li::before { content: '✓'; color: var(--taak); }
.niet li::before { content: '✗'; color: var(--toets); }

/* Stappen */
.stappen { counter-reset: stap; display: grid; gap: 18px; margin-top: 36px; }
@media (min-width: 900px) { .stappen { grid-template-columns: repeat(3, 1fr); } }
.stap { counter-increment: stap; }
.stap::before { content: counter(stap); display: grid; place-items: center; width: 44px; height: 44px; border-radius: 50%; background: var(--zon); color: #1d1838; font: 800 1.3rem/1 var(--display); margin-bottom: 14px; }

/* Wetenschap-strook */
.bewijs { display: grid; gap: 14px; margin-top: 30px; }
@media (min-width: 760px) { .bewijs { grid-template-columns: repeat(3, 1fr); } }
.meter { height: 10px; border-radius: 999px; background: var(--line); overflow: hidden; margin-top: 12px; }
.meter i { display: block; height: 100%; background: var(--c, var(--taak)); border-radius: inherit; }
.bron { font-size: .85rem; color: var(--muted); margin-top: 18px; }

.video { border-radius: 24px; overflow: hidden; box-shadow: var(--schaduw); background: #000; aspect-ratio: 16 / 9; }
.video video { width: 100%; height: 100%; }

/* Voet */
.voet { border-top: 1px solid var(--line); padding: 36px 0 48px; color: var(--muted); font-size: .95rem; }
.voet .wrap { display: flex; flex-wrap: wrap; gap: 14px 28px; align-items: center; justify-content: space-between; }
.voet nav { display: flex; gap: 18px; flex-wrap: wrap; }
.voet a { color: var(--muted); }

/* Contactformulier (dialoog) */
dialog { border: 0; padding: 0; border-radius: 28px; width: min(560px, 100% - 24px); max-height: calc(100dvh - 24px); background: var(--paper); color: var(--ink); box-shadow: 0 40px 80px -20px rgb(0 0 0 / .45); }
dialog::backdrop { background: rgb(17 14 34 / .55); backdrop-filter: blur(3px); }
.form { padding: 28px; display: grid; gap: 16px; }
.form-kop { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sluit { width: 42px; height: 42px; border-radius: 50%; border: 1px solid var(--line); background: var(--paper); font-size: 1.3rem; cursor: pointer; color: var(--ink); }
.veld { display: grid; gap: 6px; }
.veld > span, fieldset legend { font-weight: 700; font-size: .95rem; }
.veld small { color: var(--muted); font-size: .82rem; }
input, textarea, select { font: inherit; color: inherit; width: 100%; min-width: 0; border: 1px solid var(--line); background: var(--bg); border-radius: 14px; padding: 12px 14px; }
input:focus, textarea:focus { outline: 2px solid var(--primair); outline-offset: 0; }
textarea { min-height: 120px; resize: vertical; }
fieldset { border: 0; padding: 0; margin: 0; }
.rollen { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 6px; }
.rollen label { position: relative; }
.rollen input { position: absolute; opacity: 0; inset: 0; }
.rollen span { display: grid; place-items: center; gap: 4px; text-align: center; padding: 12px 6px; border-radius: 16px; border: 2px solid var(--line); font-weight: 700; font-size: .9rem; cursor: pointer; }
.rollen span i { font-style: normal; font-size: 1.5rem; }
.rollen input:checked + span { border-color: var(--primair); background: var(--primair-zacht); color: var(--primair); }
.rollen input:focus-visible + span { outline: 3px solid var(--primair); outline-offset: 2px; }
.form .knop { justify-content: center; width: 100%; padding: 16px; font-size: 1.05rem; }
.form-melding { font-size: .9rem; color: var(--muted); }
.form-melding.ok { color: var(--taak); font-weight: 700; }
[hidden] { display: none !important; }