/* Cijfervraag — landingspagina (variant A · kasboek) */
:root {
  --groen: #1E5B45;
  --groen-donker: #123B2D;
  --inkt: #17221D;
  --tekst: #3E4B44;
  --zacht: #55635B;
  --papier: #F6F7F4;
  --vlak: #EAEEE8;
  --lijn: #D9DED8;
  --geel: #F2CF3B;
  --rood: #C2410C;
  --kop: 'Schibsted Grotesk', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
[id] { scroll-margin-top: 88px; }
body {
  margin: 0;
  background: var(--papier);
  color: var(--inkt);
  font-family: 'IBM Plex Sans', system-ui, sans-serif;
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--groen); }
a:hover { color: var(--groen-donker); }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid var(--geel); outline-offset: 3px; }
h1, h2, h3 { font-family: var(--kop); text-wrap: balance; margin: 0; }
h2 { font-size: clamp(30px, 3.6vw, 44px); line-height: 1.08; letter-spacing: -0.02em; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.wrap { max-width: 1160px; margin: 0 auto; padding-left: 24px; padding-right: 24px; }
@media (max-width: 480px) { .wrap { padding-left: 16px; padding-right: 16px; } }

.eyebrow { margin: 0; font-size: 14px; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; color: var(--groen); }
.mark { background: linear-gradient(transparent 10%, var(--geel) 10%, var(--geel) 90%, transparent 90%); padding: 0 6px; margin: 0 -6px; border-radius: 6px; }
.mono { font-family: var(--mono); }

/* Knoppen */
.btn { display: inline-block; text-decoration: none; padding: 15px 24px; font-weight: 600; border-radius: 999px; line-height: 1.3; }
.btn-groen { background: var(--groen); color: #fff; }
.btn-groen:hover { background: var(--groen-donker); color: #fff; }
.btn-geel { background: var(--geel); color: var(--inkt); }
.btn-geel:hover { background: #E5C02A; color: var(--inkt); }
.link-sterk { color: var(--inkt); font-weight: 600; padding: 15px 8px; text-decoration: underline; text-underline-offset: 5px; }

/* Header */
.site-header { border-bottom: 1px solid var(--lijn); background: var(--papier); position: sticky; top: 0; z-index: 10; }
.site-header .wrap { padding-top: 16px; padding-bottom: 16px; display: flex; gap: 16px; align-items: center; justify-content: space-between; }
.woordmerk { font-family: var(--kop); font-weight: 800; font-size: 24px; letter-spacing: -0.02em; color: var(--inkt); text-decoration: none; }
.woordmerk span { color: var(--groen); }
.site-header nav { display: flex; gap: 28px; align-items: center; font-size: 15px; }
.site-header nav a:not(.btn) { color: var(--tekst); text-decoration: none; }
.site-header nav a:not(.btn):hover { color: var(--inkt); }
.site-header .btn { padding: 10px 18px; }
@media (max-width: 640px) { .site-header nav a:not(.btn) { display: none; } }

/* Hero */
.hero { padding-top: 72px; padding-bottom: 88px; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 440px), 1fr)); gap: 56px; align-items: center; }
.hero-tekst { display: flex; flex-direction: column; gap: 24px; min-width: 0; }
.hero h1 { font-weight: 800; font-size: clamp(38px, 5.2vw, 64px); line-height: 1.04; letter-spacing: -0.03em; }
.hero .lead { margin: 0; font-size: 19px; color: var(--tekst); max-width: 34em; }
.hero .acties { display: flex; flex-wrap: wrap; gap: 14px; align-items: center; }
.hero .kleine { margin: 0; font-size: 14px; color: var(--zacht); }
@media (max-width: 640px) { .hero { padding-top: 40px; padding-bottom: 56px; gap: 40px; } }

/* Chat-demo */
.chat { min-width: 0; background: #fff; border: 1px solid var(--lijn); border-radius: 28px; box-shadow: 0 32px 64px -32px rgba(23, 34, 29, 0.4); overflow: hidden; }
.chat-kop { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 20px; border-bottom: 1px solid #E3E8E2; background: #FBFCFA; }
.chat-kop div { display: flex; align-items: center; gap: 10px; min-width: 0; font-size: 14px; font-weight: 600; }
.chat-kop small { font-size: 12px; color: var(--zacht); }
.avatar { flex: none; display: inline-flex; align-items: center; justify-content: center; width: 30px; height: 30px; border-radius: 999px; background: var(--vlak); color: var(--groen); font-family: var(--kop); font-weight: 800; font-size: 15px; }
.avatar.vol { background: var(--groen); color: #fff; }
.chat-log { display: flex; flex-direction: column; gap: 14px; padding: 22px 20px; min-height: 360px; }
.vraag { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.vraag p { margin: 0; background: var(--groen); color: #fff; padding: 12px 16px; border-radius: 20px 20px 6px 20px; max-width: 82%; font-size: 15px; line-height: 1.5; }
.vraag small, .antwoord small { font-size: 12px; color: var(--zacht); }
.antwoord { display: flex; gap: 10px; align-items: flex-start; }
.antwoord > div { display: flex; flex-direction: column; gap: 8px; min-width: 0; max-width: 90%; }
.bubbel { background: #F1F4F0; padding: 14px 16px; border-radius: 6px 20px 20px 20px; font-size: 15px; line-height: 1.5; display: flex; flex-direction: column; gap: 10px; }
.bubbel p { margin: 0; }
.bubbel table { width: 100%; border-collapse: collapse; font-size: 14px; font-variant-numeric: tabular-nums; }
.bubbel td { padding: 6px 10px; white-space: nowrap; }
.bubbel td:first-child { padding-left: 0; white-space: normal; }
.bubbel td:last-child { padding-right: 0; text-align: right; }
.bubbel tr + tr { border-top: 1px solid #DCE2DA; }
.bubbel .num { font-family: var(--mono); text-align: right; }
.bubbel .grijs { color: var(--zacht); }
.typen { display: flex; gap: 6px; background: #F1F4F0; padding: 14px 18px; border-radius: 6px 20px 20px 20px; }
.dot { width: 8px; height: 8px; border-radius: 999px; background: #8A988F; animation: dot 1s infinite ease-in-out; }
.dot:nth-child(2) { animation-delay: 0.15s; }
.dot:nth-child(3) { animation-delay: 0.3s; }
@keyframes dot { 0%, 80%, 100% { opacity: 0.3; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-4px); } }
.chat-voet { padding: 0 16px 16px; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 12px; }
.chip { font: inherit; font-size: 13px; padding: 8px 14px; min-height: 36px; border-radius: 999px; cursor: pointer; background: #fff; color: var(--inkt); border: 1px solid var(--lijn); }
.chip:hover { border-color: var(--groen); }
.chip[aria-pressed="true"] { background: var(--groen); color: #fff; border-color: var(--groen); }
.invoer { display: flex; align-items: center; gap: 8px; border: 1px solid var(--lijn); border-radius: 999px; padding: 6px 6px 6px 18px; }
.invoer input { flex: 1; min-width: 0; border: 0; outline: none; background: transparent; font: inherit; font-size: 15px; color: var(--inkt); }
.invoer button { flex: none; width: 40px; height: 40px; border-radius: 999px; border: 0; background: var(--groen); color: #fff; display: inline-flex; align-items: center; justify-content: center; cursor: pointer; }
.voetnoot { margin: 10px 4px 0; font-size: 12px; color: var(--zacht); }

/* Nu vs. met Cijfervraag */
.contrast { background: var(--inkt); color: var(--papier); border-radius: 32px; padding: clamp(40px, 6vw, 72px) clamp(24px, 5vw, 64px); display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 48px; }
.contrast h2 { font-size: clamp(28px, 3.2vw, 38px); line-height: 1.12; margin-bottom: 16px; }
.contrast h2.geel { color: var(--geel); }
.contrast ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 12px; }
.contrast li { display: flex; gap: 12px; }
.contrast li::before { font-family: var(--mono); flex: none; }
.contrast .nu { color: #C9D2CC; }
.contrast .nu li::before { content: '→'; color: #8A988F; }
.contrast .met li::before { content: '✓'; color: var(--geel); }

/* Secties */
.sectie { padding-top: 88px; padding-bottom: 88px; }
.sectie-kop { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 320px), 1fr)); gap: 24px 40px; align-items: end; margin-bottom: 32px; }
.sectie-kop p { margin: 0; color: var(--tekst); }
@media (max-width: 640px) { .sectie { padding-top: 64px; padding-bottom: 64px; } }

/* Signalen */
.signalen { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 40px; align-items: center; }
.signalen-tekst { display: flex; flex-direction: column; gap: 20px; min-width: 0; }
.signalen-tekst ul { margin: 0; padding: 0; list-style: none; display: flex; flex-direction: column; gap: 10px; color: var(--tekst); }
.signalen-tekst li { display: flex; gap: 12px; }
.signalen-tekst li::before { content: ''; flex: none; width: 9px; height: 9px; margin-top: 9px; border-radius: 999px; background: var(--rood); }
.signalen-tekst li.let-op::before { background: var(--geel); }
.screenshot { border-radius: 20px; border: 1px solid var(--lijn); box-shadow: 0 30px 60px -34px rgba(23, 34, 29, 0.45); min-width: 0; }

/* Demo-video */
.video { display: block; position: relative; border-radius: 28px; overflow: hidden; background: var(--inkt); text-decoration: none; }
.video img { width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top left; opacity: 0.82; }
.video span { position: absolute; left: 28px; bottom: 28px; display: flex; gap: 14px; align-items: center; background: var(--geel); color: var(--inkt); padding: 12px 20px 12px 14px; border-radius: 999px; font-weight: 600; }
@media (max-width: 480px) { .video span { left: 16px; bottom: 16px; } }

/* Functies */
.kaarten { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 250px), 1fr)); gap: 16px; }
.kaart { padding: 28px; background: #fff; border-radius: 24px; min-width: 0; }
.kaart h3 { font-size: 20px; margin-bottom: 8px; }
.kaart p { margin: 0; color: var(--tekst); font-size: 16px; }

/* Rekenvoorbeeld */
.reken { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 48px; align-items: start; }
.reken h2 { margin: 12px 0 16px; }
.reken p { margin: 0; color: var(--tekst); }
.kasboek {
  background-color: #fff;
  background-image:
    repeating-linear-gradient(to bottom, transparent 0, transparent 43px, #DCE5EE 43px, #DCE5EE 44px),
    linear-gradient(to right, transparent 0, transparent 71px, #E4A3A3 71px, #E4A3A3 72px, transparent 72px, transparent 75px, #E4A3A3 75px, #E4A3A3 76px, transparent 76px);
  border: 1px solid #C9D3DE; border-radius: 24px; overflow: hidden;
  padding: 22px 28px 26px 96px; font-variant-numeric: tabular-nums; min-width: 0; line-height: 44px; font-size: 16px;
}
.kasboek div { display: flex; justify-content: space-between; gap: 16px; }
.kasboek .mono { white-space: nowrap; }
.kasboek .totaal { font-weight: 700; }
.kasboek .totaal .mono { border-bottom: 3px double var(--inkt); line-height: 36px; }
@media (max-width: 480px) { .kasboek { padding-left: 88px; padding-right: 18px; font-size: 15px; line-height: 44px; } .kasboek div { line-height: 1.35; min-height: 44px; align-items: center; } }

/* Samenwerken */
.stappen-vlak { background: var(--vlak); border-radius: 32px; padding: clamp(40px, 6vw, 80px) clamp(24px, 5vw, 64px); }
.stappen-vlak h2 { margin-bottom: 40px; }
/* Tijdlijn: verticaal op mobiel, horizontaal vanaf 900px; een lijn verbindt de bolletjes */
.stappen { margin: 0; padding: 0; list-style: none; display: grid; gap: 28px; counter-reset: stap; }
.stappen li { position: relative; display: flex; flex-direction: column; gap: 6px; min-width: 0; padding-left: 60px; min-height: 40px; counter-increment: stap; }
.stappen li::before { content: counter(stap); position: absolute; left: 0; top: 0; z-index: 1; display: inline-flex; align-items: center; justify-content: center; width: 40px; height: 40px; border-radius: 999px; background: var(--groen); color: #fff; font-family: var(--mono); font-size: 15px; box-shadow: 0 0 0 6px var(--vlak); }
.stappen li:not(:last-child)::after { content: ""; position: absolute; left: 19px; top: 40px; bottom: -28px; width: 2px; background: var(--groen); opacity: .35; }
.stappen li:last-child::before { background: var(--geel, #F2CF3B); color: var(--groen); }
@media (min-width: 900px) {
  .stappen { grid-template-columns: repeat(5, 1fr); }
  .stappen li { padding-left: 0; padding-top: 56px; }
  .stappen li:not(:last-child)::after { left: 40px; right: -28px; top: 19px; bottom: auto; width: auto; height: 2px; }
}
.stappen strong { font-family: var(--kop); font-size: 19px; }
.stappen span { color: var(--tekst); font-size: 15px; }

/* FAQ */
.faq { margin: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 32px 56px; }
.faq dt { font-weight: 600; margin-bottom: 6px; }
.faq dd { margin: 0; color: var(--tekst); }

/* Afsluiter */
.cta { background: var(--groen); color: #fff; border-radius: 36px; padding: clamp(40px, 6vw, 80px) clamp(24px, 5vw, 64px); display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); gap: 40px; align-items: center; }
.cta h2 { font-size: clamp(32px, 4vw, 50px); line-height: 1.05; margin-bottom: 14px; }
.cta p { margin: 0; color: #E3EEE8; max-width: 30em; }
.cta .acties { display: flex; flex-direction: column; gap: 14px; align-items: flex-start; }
.cta a:not(.btn) { color: #fff; font-weight: 600; text-underline-offset: 5px; }
.cta .klein { font-size: 15px; margin-top: 6px; }

/* Footer */
.site-footer { padding-top: 32px; padding-bottom: 40px; display: flex; flex-wrap: wrap; gap: 12px 28px; justify-content: space-between; font-size: 14px; color: var(--zacht); }
.site-footer .woordmerk { font-size: 17px; }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}