/* ===== /start: aanvraagpagina van de studiolaag =====
   Bouwt op home.min.css en sub.min.css (kleuren, knoppen, formuliervelden).
   Bedragen en keuzes horen gelijk te blijven met strategie/besluiten.md. */

.start-hero-cta { margin-top: 22px; }

/* Niveaus */
.start-niveaus {
  padding: clamp(56px, 7vw, 90px) 0;
  background: var(--wash);
}
.start-niveaus h2 {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.2vw, 2.4rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--zwart);
  max-width: 720px;
  margin: 0 0 12px;
}
.start-intro {
  color: var(--grijs);
  font-size: 1.05rem;
  line-height: 1.7;
  max-width: 620px;
  margin: 0 0 clamp(28px, 4vw, 40px);
}
.niveau-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 22px);
}
.niveau-card {
  background: var(--kaart);
  border: 1px solid var(--grijs-licht);
  border-radius: 18px;
  padding: clamp(22px, 3vw, 30px);
  box-shadow: var(--shadow-soft);
}
.niveau-card--vol {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--creme-zacht);
}
.niveau-card h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: -0.01em;
  color: var(--zwart);
  margin: 0 0 4px;
}
.niveau-card--vol h3 { color: var(--creme-tekst); }
.niveau-prijs {
  font-weight: 700;
  color: var(--accent-contrast);
  margin: 0 0 14px;
}
.niveau-card--vol .niveau-prijs { color: var(--mint); }
.niveau-card p { line-height: 1.6; margin: 0 0 14px; }
.niveau-card--vol p, .niveau-card--vol li { color: var(--creme-tekst); }
.niveau-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
  border-top: 1px solid var(--grijs-licht);
}
.niveau-card--vol ul { border-top-color: var(--ink-lijn); }
.niveau-card li {
  padding: 10px 0 10px 18px;
  border-bottom: 1px solid var(--grijs-licht);
  position: relative;
  font-size: 0.95rem;
  line-height: 1.5;
}
.niveau-card--vol li { border-bottom-color: var(--ink-lijn); }
.niveau-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 1.05em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
}
.niveau-card--vol li::before { background: var(--koraal); }
.start-noot {
  margin: 22px 0 0;
  color: var(--grijs);
  font-size: 0.95rem;
}
.start-noot a, .start-cases a, .start-privacy a, .start-succes a { color: var(--accent-contrast); font-weight: 600; }

/* Linkerkolom */
.start-col-h {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.4vw, 1.7rem);
  letter-spacing: -0.01em;
  color: var(--zwart);
  margin: 0 0 6px;
}
.start-aanvraag .ct-quote-block .start-col-h { margin-bottom: 18px; }
.start-merkscan {
  margin-top: 28px;
  padding: 22px 24px;
  border-radius: 16px;
  background: var(--koraal-wash);
  border: 1px solid rgba(229, 107, 76, 0.25);
}
.start-merkscan h3 { margin: 0 0 8px; font-size: 1.1rem; color: var(--zwart); }
.start-merkscan p { margin: 0; line-height: 1.65; }
.start-cases { margin-top: 22px; }

/* Keuzegroepen */
.start-fieldset {
  border: 0;
  padding: 0;
  margin: 0 0 22px;
  min-width: 0;
}
.start-fieldset legend {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--zwart);
  padding: 0;
  margin-bottom: 4px;
}
.start-hint {
  font-size: 0.85rem;
  color: var(--grijs);
  margin: 0 0 10px;
  line-height: 1.5;
}
.start-fieldset legend + .start-options { margin-top: 10px; }
.start-options {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}
.start-option {
  position: relative;
  display: block;
  cursor: pointer;
}
.start-option input {
  position: absolute;
  opacity: 0;
  width: 1px;
  height: 1px;
}
.start-option span {
  display: block;
  height: 100%;
  padding: 11px 14px;
  border: 1px solid var(--grijs-licht);
  border-radius: 10px;
  background: var(--wit);
  transition: border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}
.start-option strong { display: block; font-size: 0.93rem; color: var(--zwart); }
.start-option small { display: block; font-size: 0.8rem; color: var(--grijs); margin-top: 2px; line-height: 1.4; }
.start-option:hover span { border-color: var(--accent); }
.start-option input:checked + span {
  border-color: var(--accent);
  background: rgba(14, 147, 132, 0.08);
  box-shadow: inset 0 0 0 1px var(--accent);
}
.start-option input:focus-visible + span {
  outline: 0;
  box-shadow: 0 0 0 3px rgba(14, 147, 132, 0.25);
}
.start-fieldset[aria-invalid="true"] .start-option span { border-color: var(--koraal); }

.start-privacy { font-size: 0.85rem; color: var(--grijs); margin: 4px 0 14px; line-height: 1.5; }
.start-fout { color: var(--koraal-donker); font-size: 0.9rem; margin: 12px 0 0; }
.start-veldfout { color: var(--koraal-donker); font-size: 0.85rem; margin: 6px 0 0; }

/* Bevestiging */
.start-succes:focus { outline: 0; }
.start-succes p { line-height: 1.65; margin: 0 0 12px; }
.start-succes .start-col-h { margin-bottom: 12px; }

@media (max-width: 900px) {
  .niveau-grid { grid-template-columns: 1fr; }
  /* Instagram-bezoekers zitten op hun telefoon: formulier eerst */
  .start-aanvraag .contact-form-col { order: -1; }
}
@media (max-width: 520px) {
  .start-options { grid-template-columns: 1fr; }
  .start-options--rij { grid-template-columns: 1fr 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  .start-option span { transition: none; }
}