/* TachoDrop — één stylesheet, geen framework.
   De site moet het verhaal verkopen: grote kop, rustige vlakken, één
   accentkleur die werk doet, en knoppen die ergens heen gaan. */

:root {
  --inkt: #14202e;
  --grijs: #5c6a7d;
  --lijn: #e2e8f0;
  --vlak: #f4f7fa;
  --accent: #157a5a;
  --accent-donker: #0f5c44;
  --accent-licht: #e4f3ec;
  --papier: #ffffff;
  --waarschuw: #b4530a;
  --waarschuw-licht: #fdf0e3;
}

@media (prefers-color-scheme: dark) {
  :root {
    --inkt: #e9edf4;
    --grijs: #9daaba;
    --lijn: #263142;
    --vlak: #171f2b;
    --accent: #3fae85;
    --accent-donker: #57c79c;
    --accent-licht: #15291f;
    --papier: #0f141c;
    --waarschuw: #e08a3c;
    --waarschuw-licht: #2b2013;
  }
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--inkt);
  background: var(--papier);
}

.binnen {
  max-width: 62rem;
  margin: 0 auto;
  padding: 0 1.4rem;
}

/* ---------- kop ---------- */

header.site {
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--papier) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--lijn);
  z-index: 10;
}

header.site .binnen {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  padding-top: 0.85rem;
  padding-bottom: 0.85rem;
}

.merk {
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: 0.01em;
  color: var(--inkt);
  text-decoration: none;
}
.merk span { color: var(--accent); }

nav.hoofd { display: flex; gap: 1.2rem; flex-wrap: wrap; }
nav.hoofd a {
  color: var(--grijs);
  text-decoration: none;
  font-size: 0.95rem;
}
nav.hoofd a[aria-current="page"],
nav.hoofd a:hover { color: var(--inkt); }

.kop-ruimte { flex: 1; }

/* ---------- knoppen ---------- */

.knop {
  display: inline-block;
  padding: 0.65rem 1.4rem;
  border-radius: 10px;
  font-weight: 600;
  font-size: 0.98rem;
  text-decoration: none;
  background: var(--accent);
  color: #fff;
  border: 1px solid var(--accent);
  transition: background 0.15s;
}
.knop:hover { background: var(--accent-donker); border-color: var(--accent-donker); }

.knop.stil {
  background: transparent;
  color: var(--inkt);
  border: 1px solid var(--lijn);
}
.knop.stil:hover { border-color: var(--grijs); background: var(--vlak); }

.knop.klein { padding: 0.45rem 1rem; font-size: 0.9rem; }

/* ---------- held ---------- */

.held {
  background:
    radial-gradient(60rem 28rem at 85% -10%, var(--accent-licht), transparent),
    var(--papier);
  border-bottom: 1px solid var(--lijn);
}

.held .binnen {
  padding-top: 4.5rem;
  padding-bottom: 4rem;
}

.held .bovenregel {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-licht);
  border-radius: 999px;
  padding: 0.25rem 0.9rem;
  margin-bottom: 1.2rem;
}

.held h1 {
  font-size: clamp(2rem, 5vw, 3.1rem);
  line-height: 1.12;
  letter-spacing: -0.015em;
  margin: 0 0 1rem;
  max-width: 34rem;
}

.held .onder {
  font-size: 1.2rem;
  color: var(--grijs);
  max-width: 36rem;
  margin: 0 0 1.8rem;
}

.held .knoppen { display: flex; gap: 0.8rem; flex-wrap: wrap; }

/* de dekkingsbalk als beeldmerk */
.balkbeeld { margin-top: 3rem; max-width: 40rem; }
.balkbeeld .balk {
  position: relative;
  height: 14px;
  border-radius: 7px;
  background: var(--lijn);
  overflow: hidden;
}
.balkbeeld .vol {
  position: absolute; inset: 0 auto 0 0;
  background: var(--accent);
}
.balkbeeld .gat {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(
    -45deg, var(--waarschuw-licht), var(--waarschuw-licht) 5px,
    var(--waarschuw) 5px, var(--waarschuw) 6px);
}
.balkbeeld .legenda {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--grijs);
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

/* ---------- secties ---------- */

section { padding: 3.6rem 0 0.6rem; }
section.vlak { background: var(--vlak); border-top: 1px solid var(--lijn); border-bottom: 1px solid var(--lijn); padding-bottom: 3rem; margin-top: 3rem; }

.sectiekop { max-width: 38rem; }
.sectiekop h2 {
  font-size: clamp(1.4rem, 3vw, 1.9rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  margin: 0 0 0.6rem;
}
.sectiekop p { color: var(--grijs); margin: 0 0 1.6rem; }

h3 { font-size: 1.08rem; margin: 0 0 0.3rem; }

.drieluik {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr));
  gap: 1rem;
  margin: 1.6rem 0;
}

.kaart {
  border: 1px solid var(--lijn);
  border-radius: 14px;
  padding: 1.3rem 1.4rem;
  background: var(--papier);
}
.kaart .voor {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 0.4rem;
}
.kaart p { color: var(--grijs); font-size: 0.97rem; margin: 0.3rem 0 0; }
.kaart .prijsregel { margin-top: 0.9rem; font-weight: 600; color: var(--inkt); font-size: 0.95rem; }

/* de statusladder */
.ladder {
  display: flex;
  gap: 0;
  flex-wrap: wrap;
  margin: 1.8rem 0 1rem;
  counter-reset: trede;
}
.ladder .trede {
  flex: 1 1 10rem;
  position: relative;
  padding: 0.9rem 1rem 0.9rem 2.6rem;
  border: 1px solid var(--lijn);
  border-left: none;
  background: var(--papier);
}
.ladder .trede:first-child { border-left: 1px solid var(--lijn); border-radius: 12px 0 0 12px; }
.ladder .trede:last-child { border-radius: 0 12px 12px 0; background: var(--accent-licht); }
.ladder .trede::before {
  counter-increment: trede;
  content: counter(trede);
  position: absolute;
  left: 0.8rem; top: 50%;
  transform: translateY(-50%);
  width: 1.35rem; height: 1.35rem;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.ladder .trede strong { display: block; font-size: 0.95rem; }
.ladder .trede small { color: var(--grijs); font-size: 0.82rem; line-height: 1.35; display: block; }

/* normblok */
.norm {
  display: flex;
  gap: 1.2rem;
  align-items: stretch;
  background: var(--waarschuw-licht);
  border: 1px solid var(--waarschuw);
  border-radius: 14px;
  padding: 1.1rem 1.3rem;
  margin: 1.8rem 0;
  flex-wrap: wrap;
}
.norm .getal {
  font-size: 2.3rem;
  font-weight: 750;
  line-height: 1;
  color: var(--waarschuw);
  align-self: center;
  min-width: 4.5rem;
}
.norm .getal small { display: block; font-size: 0.8rem; font-weight: 600; letter-spacing: 0.04em; }
.norm .uitleg { flex: 1 1 16rem; font-size: 0.97rem; }
.norm .uitleg p { margin: 0.2rem 0; }

/* afsluiter */
.afsluiter {
  text-align: center;
  padding: 4rem 0 4.5rem;
}
.afsluiter h2 { font-size: clamp(1.5rem, 3.4vw, 2.1rem); margin: 0 0 0.6rem; letter-spacing: -0.01em; }
.afsluiter p { color: var(--grijs); max-width: 32rem; margin: 0 auto 1.6rem; }
.afsluiter .knoppen { display: flex; gap: 0.8rem; justify-content: center; flex-wrap: wrap; }

/* ---------- tekstpagina's ---------- */

main.tekst { padding: 3rem 0 4rem; }
main.tekst h1 { font-size: clamp(1.8rem, 4vw, 2.5rem); letter-spacing: -0.015em; line-height: 1.15; margin: 0 0 0.6rem; max-width: 34rem; }
main.tekst .intro { color: var(--grijs); font-size: 1.15rem; max-width: 36rem; margin: 0 0 2.2rem; }
main.tekst h2 { font-size: 1.35rem; margin: 2.6rem 0 0.6rem; letter-spacing: -0.01em; }

table { border-collapse: collapse; width: 100%; margin: 1.2rem 0; font-size: 0.97rem; }
th, td { text-align: left; padding: 0.55rem 0.9rem 0.55rem 0; border-bottom: 1px solid var(--lijn); vertical-align: top; }
th { color: var(--grijs); font-weight: 600; font-size: 0.88rem; text-transform: uppercase; letter-spacing: 0.04em; }

/* formulier */
form.interesse { max-width: 30rem; margin-top: 1.4rem; }
form.interesse .veld { margin-bottom: 1rem; }
label { display: block; font-size: 0.88rem; font-weight: 600; color: var(--inkt); margin-bottom: 0.25rem; }
input, select, textarea {
  width: 100%;
  padding: 0.6rem 0.75rem;
  font: inherit;
  color: var(--inkt);
  background: var(--papier);
  border: 1px solid var(--lijn);
  border-radius: 9px;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; border-color: var(--accent); }
button {
  font: inherit;
  font-weight: 600;
  padding: 0.65rem 1.5rem;
  border: 0;
  border-radius: 10px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
}
button:hover { background: var(--accent-donker); }

/* ---------- voet ---------- */

footer.site { border-top: 1px solid var(--lijn); color: var(--grijs); font-size: 0.9rem; }
footer.site .binnen {
  padding-top: 1.5rem; padding-bottom: 2.2rem;
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap;
}
footer.site a { color: var(--grijs); }