/* IOS Consulting. Kleuren en letter komen uit de huisstijl van IOS (logo-svg + aangeleverde fonts).
   Xirod, de letter van het woordmerk, staat alleen in het logo (wens van de klant, 10-11-2026). */
@font-face {
  font-family: "Geosans Light";
  src: url("assets/fonts/geosans-light.woff2") format("woff2");
  font-display: swap;
}

:root {
  --rood: #c0241c; /* de letters IOS */
  --steenrood: #be391e; /* de grote figuur */
  --oranje: #e45813; /* voorkant van de treden */
  --lichtoranje: #ec7028; /* bovenkant van de treden */
  --bruin: #41160f; /* de tagline; hier alle tekst */
  --wit: #fff;
  --tint: #fdf1e9; /* lichtoranje, sterk verdund: voor rustige vlakken */
  --lijn: #f0d9cc;
  --tekst: "Geosans Light", "Century Gothic", "Trebuchet MS", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 6rem; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--wit);
  color: var(--bruin);
  font: 1.3125rem/1.5 var(--tekst); /* Geosans is dun en klein op de x-hoogte: daarom 21 px */
  -webkit-text-size-adjust: 100%;
}

.wrap { width: min(100% - 2.5rem, 70rem); margin-inline: auto; }

h1, h2, h3 { font-weight: 400; color: var(--rood); margin: 0; text-wrap: balance; }
/* Geosans Light heeft geen vette snede: een dunne omlijning in de eigen kleur maakt de grote koppen steviger. */
h1, h2, h3, .treden b { -webkit-text-stroke: .032em currentColor; letter-spacing: .01em; }
h1 { font-size: clamp(2.6rem, 6vw, 4.75rem); line-height: 1.08; }
h2 { font-size: clamp(2rem, 3.6vw, 3rem); line-height: 1.15; }
h3 { font-size: 1.7rem; line-height: 1.2; }
p { margin: 0; }
.lead { font-size: 1.5rem; line-height: 1.45; }
.smal { max-width: 34rem; }
h2 + .lead { margin-top: 1rem; }

a { color: var(--rood); text-underline-offset: .2em; }
a:hover { color: var(--bruin); }
:focus-visible { outline: 3px solid var(--bruin); outline-offset: 3px; }

.skip { position: absolute; left: -999rem; }
.skip:focus { left: 1rem; top: 1rem; z-index: 10; background: var(--wit); padding: .75rem 1rem; }

.btn {
  display: inline-flex; align-items: center; min-height: 3.25rem; padding: .5rem 1.6rem;
  background: var(--rood); color: var(--wit); text-decoration: none; border-radius: 2px;
  font-size: 1.3125rem;
}
.btn:hover { background: var(--bruin); color: var(--wit); }
.btn--klein { min-height: 2.75rem; padding-inline: 1.1rem; font-size: 1.15rem; white-space: nowrap; }
.tekstlink { display: inline-flex; align-items: center; min-height: 2.75rem; }

/* Kop */
.top { position: sticky; top: 0; z-index: 5; background: var(--wit); border-bottom: 1px solid var(--lijn); }
.top__inner { display: flex; align-items: center; gap: 2rem; padding-block: .7rem; }
.brand { margin-right: auto; display: block; line-height: 0; }
.brand img { height: 4.25rem; width: auto; }
.nav { display: flex; gap: 1.75rem; }
.nav a { color: var(--bruin); text-decoration: none; padding-block: .6rem; }
.nav a:hover { color: var(--rood); text-decoration: underline; }

/* Hero */
.hero { padding-block: clamp(3rem, 8vw, 6.5rem); }
.hero__grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.hero .lead { margin-top: 1.5rem; max-width: 34rem; }
.hero__acties { display: flex; flex-wrap: wrap; align-items: center; gap: .75rem 1.75rem; margin-top: 2.25rem; }
.hero__trap { width: 100%; max-width: 26rem; height: auto; justify-self: end; }

/* Secties */
.sectie { padding-block: clamp(3.5rem, 7vw, 6rem); }
.sectie--tint { background: var(--tint); }
.sectie--lijn { border-top: 1px solid var(--lijn); }

/* Diensten: de drie figuren uit het logo, op hun eigen grootte en op één grondlijn */
.drie { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(2rem, 5vw, 4rem); margin-top: 2.5rem; }
.figuur { display: block; height: 11rem; width: auto; }
.dienst h3 { margin-top: 1.5rem; padding-top: 1rem; border-top: 3px solid var(--oranje); }
.dienst p { margin-top: .5rem; }

/* Werkwijze: vier treden die oplopen, zoals de trap in het logo */
.treden { list-style: none; margin: 3rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.25rem; counter-reset: trede; }
.treden li { counter-increment: trede; padding-top: 1.25rem; border-top: .9rem solid var(--oranje); box-shadow: 0 -.45rem 0 var(--lichtoranje); }
.treden li:nth-child(1) { margin-top: 7.5rem; }
.treden li:nth-child(2) { margin-top: 5rem; }
.treden li:nth-child(3) { margin-top: 2.5rem; }
.treden b { display: block; font-weight: 400; font-size: 1.55rem; line-height: 1.2; color: var(--rood); }
.treden b::before { content: counter(trede) ". "; }
.treden span { display: block; margin-top: .4rem; }

/* Herken je dit */
.herken { display: grid; grid-template-columns: 1fr 1.6fr; gap: clamp(2rem, 6vw, 5rem); }
.herken ul { list-style: none; margin: 0; padding: 0; }
.herken li { padding-block: 1rem; border-bottom: 1px solid var(--lijn); font-size: 1.5rem; line-height: 1.4; }
.herken li:first-child { padding-top: 0; }

/* Over */
.over { display: grid; grid-template-columns: 15rem 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.over__portret { display: block; width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.over .lead { margin-top: 1.25rem; }
.over p + p { margin-top: 1rem; max-width: 40rem; }

/* Contact */
.contact { background: var(--rood); color: var(--wit); padding-block: clamp(3.5rem, 7vw, 5.5rem); }
.contact h2 { color: var(--wit); }
.contact .lead { margin-top: 1rem; max-width: 28rem; }
.contact__grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 5rem); align-items: center; }
.contact address { font-style: normal; display: grid; gap: .25rem; }
.contact address a { color: var(--wit); font-size: clamp(1.6rem, 3vw, 2.2rem); min-height: 2.75rem; width: fit-content; }
.contact address a:hover { color: var(--wit); text-decoration-thickness: 2px; }
.contact address span { margin-top: .75rem; }
.contact :focus-visible { outline-color: var(--wit); }

/* Voet */
.voet { padding-block: 1.75rem; font-size: 1.1rem; }
.voet__inner { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .5rem 2rem; }
.voet a { color: var(--bruin); }

@media (max-width: 56rem) {
  .nav { display: none; }
  .hero__grid, .herken, .contact__grid { grid-template-columns: 1fr; }
  .hero__trap { max-width: 15rem; justify-self: start; grid-row: 1; }
  .drie { grid-template-columns: 1fr; gap: 3rem; }
  .figuur { height: 8rem; }
  /* Op smal scherm loopt de trap van boven naar beneden: elke trede springt iets verder in. */
  .treden { grid-template-columns: 1fr; gap: 2rem; margin-top: 2.5rem; }
  .treden li:nth-child(n) { margin-top: 0; }
  .treden li:nth-child(1) { margin-right: 4.5rem; }
  .treden li:nth-child(2) { margin-right: 3rem; }
  .treden li:nth-child(3) { margin-right: 1.5rem; }
  .over { grid-template-columns: 1fr; }
  .over__portret { width: 11rem; }
}
@media (max-width: 26rem) {
  .brand img { height: 3.25rem; }
  .top__inner { gap: 1rem; }
  .lead, .herken li { font-size: 1.35rem; }
}