/* Conceptbord Triple Select: in hun kleuren (zwart, kalk, stuc, groen) en letters. */
:root {
  --zwart: #111111; --kalk: #F0EDE7; --stuc: #B1A895; --groen: #4DC543; --groen-diep: #1E6B25; --grijs: #5E5A52;
  --display: "Big Shoulders Display", "Arial Narrow", sans-serif;
  --body: "IBM Plex Sans", "Segoe UI", sans-serif;
  --rand: clamp(18px, 5vw, 72px);
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--kalk); color: var(--zwart); font-family: var(--body); font-size: 17px; line-height: 1.6; overflow-x: hidden; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--groen-diep); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--display); font-weight: 700; text-transform: uppercase; line-height: .92; margin: 0; letter-spacing: .01em; }
.wrap { max-width: 1320px; margin: 0 auto; padding: 0 var(--rand); }

.kop { background: var(--zwart); color: var(--kalk); padding: 56px 0 64px; }
.kop .regel { font-size: 14px; letter-spacing: .08em; color: rgba(240, 237, 231, .7); margin: 0 0 18px; }
.kop h1 { font-size: clamp(52px, 8vw, 118px); }
.kop h1 b { color: var(--groen); font-weight: 700; }
.kop .lede { font-size: clamp(18px, 1.7vw, 22px); max-width: 52ch; margin: 22px 0 0; color: rgba(240, 237, 231, .85); }

.keuze { background: var(--groen); color: var(--zwart); padding: 40px 0; }
.keuze .wrap { display: grid; grid-template-columns: minmax(0, .8fr) minmax(0, 1.6fr); gap: 40px; align-items: start; }
.keuze h2 { font-size: clamp(36px, 4vw, 56px); }
.keuze p { margin: 0 0 10px; font-size: 18px; max-width: 64ch; }
.keuze a { font-weight: 600; }

.blok { padding: clamp(64px, 8vw, 110px) 0; }
.blok + .blok { border-top: 1px solid #D8D1C4; }
.blok h2 { font-size: clamp(40px, 5vw, 72px); margin-bottom: 12px; }
.zin { font-size: clamp(19px, 1.8vw, 24px); max-width: 60ch; margin: 0 0 32px; font-weight: 500; }
.diag { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 28px; }
.diag figure { margin: 0; }
.diag img { border: 1px solid #CFC8BA; }
figcaption { font-size: 14px; color: var(--grijs); margin-top: 8px; }

.frames { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 28px; align-items: start; }
.scherm { position: relative; width: 100%; aspect-ratio: 16 / 10; overflow: hidden; background: #ddd; border: 1px solid var(--zwart); }
.scherm iframe { position: absolute; top: 0; left: 0; width: 1440px; height: 900px; border: 0; transform-origin: 0 0; }
.telefoon { box-sizing: content-box; width: 230px; aspect-ratio: 390 / 844; position: relative; overflow: hidden; border: 10px solid var(--zwart); border-radius: 26px; background: #ddd; }
.telefoon iframe { position: absolute; top: 0; left: 0; width: 390px; height: 844px; border: 0; transform-origin: 0 0; }
.open { display: inline-block; margin-top: 12px; font-weight: 600; font-size: 15px; }

.bronnen { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr) minmax(0, 1.2fr); gap: 28px; margin-top: 36px; }
.bronnen figure { margin: 0; }
.bronnen img { border: 1px solid #CFC8BA; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; width: 100%; }
.bronnen h3 { font-size: 22px; margin-bottom: 8px; }
.bronnen ul { margin: 0; padding-left: 18px; font-size: 15px; }
.bronnen li { margin-bottom: 4px; }
.eerlijk { margin-top: 28px; background: #E6E0D4; padding: 16px 20px; font-size: 15px; max-width: 80ch; }
.eerlijk strong { font-weight: 600; }

.merk { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr); gap: 36px; align-items: center; }
.merk img { background: #000; }
.stap ul { padding-left: 20px; max-width: 70ch; }
.stap li { margin-bottom: 6px; }
.noot { background: var(--zwart); color: rgba(240, 237, 231, .8); padding: 36px 0; font-size: 14px; }
.noot p { margin: 0 0 6px; max-width: 90ch; }

@media (max-width: 980px) {
  .keuze .wrap, .diag, .frames, .bronnen, .merk { grid-template-columns: minmax(0, 1fr); }
  .telefoon { justify-self: center; }
}