/* -- Dagschema: intro links (sticky), tijdlijn met stappen rechts -- */
/* Verticale ruimte en zijmarges komen van de omliggende .vd-sectionWhite */

.sw-start {
  /* StudyWorks semantic tokens (Light) */
  --text-primary: #111827;       /* text/primary */
  --text-secondary: #4B5563;     /* text/secondary */
  --text-brand: #F17435;         /* text/brand */
  --icon-brand: #F17435;         /* icon/brand */
  --bg-surface-primary: #FFFFFF; /* bg-surface/primary */
  --bg-surface-brand: #FFF3EE;   /* bg-surface/brand */
  --border-primary: #D1D5DB;     /* border/primary */
  --btn-bg: #3450BF;             /* button/primary/bg */
  --btn-bg-hover: #4362D2;       /* button/primary/bg-hover */
  --gradient: linear-gradient(to bottom right, #E66A2F 0%, #F17435 55%, #FAA739 100%);
  --sw-shadow-sm: var(--shadow-sm, 0 1px 3px rgba(0, 0, 0, .10));
  --sw-shadow-md: var(--shadow-md, 0 4px 10px rgba(0, 0, 0, .09));
  --marker: 48px;
  box-sizing: border-box;
  max-width: 1140px;
  margin: 0 auto;
  padding: 36px 0;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 64px;
  align-items: start;
  font-family: "Source Sans Pro", "Source Sans 3", sans-serif;
  color: var(--text-primary);
}
.sw-start *, .sw-start *::before, .sw-start *::after { box-sizing: border-box; }

/* Intro: blijft staan terwijl je langs de stappen scrolt */
.sw-start__intro { position: sticky; top: 160px; }
.sw-start__eyebrow {
  margin: 0 0 8px;
  font-size: 14px;
  font-weight: 700;
  color: var(--text-brand);
}
.sw-start .sw-start__title {
  margin: 0 0 12px;
  font-family: inherit;
  font-size: 32px;
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
}
.sw-start__lead {
  margin: 0 0 24px;
  max-width: 420px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-secondary);
}
.sw-start__help {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  max-width: 420px;
  margin: 0 0 28px;
  padding: 16px;
  border-radius: 16px;
  background: var(--bg-surface-brand);
}
.sw-start__help-icon {
  flex: 0 0 40px;
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 9999px;
  background: var(--bg-surface-primary);
  color: var(--icon-brand);
}
.sw-start__help p {
  margin: 0;
  font-size: 15px;
  line-height: 1.5;
  color: var(--text-secondary);
}
.sw-start__help strong { display: block; color: var(--text-primary); }
.sw-start .sw-start__btn {
  display: inline-block;
  padding: 14px 28px;
  border-radius: 9999px;
  background: var(--btn-bg);
  color: #FFFFFF;
  font-size: 16px;
  font-weight: 600;
  line-height: 1.25;
  text-decoration: none;
  transition: background .2s;
}
.sw-start .sw-start__btn:hover { background: var(--btn-bg-hover); color: #FFFFFF; }
.sw-start .sw-start__btn:focus-visible { outline: 3px solid var(--btn-bg); outline-offset: 3px; }

/* Tijdlijn */
.sw-start__steps {
  position: relative;
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
/* Lijn achter de stappen (grijs) met oranje vulling die meegroeit bij scrollen */
.sw-start__steps::before,
.sw-start__steps::after {
  content: "";
  position: absolute;
  top: calc(var(--marker) / 2);
  bottom: calc(var(--marker) / 2);
  left: calc(var(--marker) / 2 - 1.5px);
  width: 3px;
  border-radius: 3px;
  z-index: 0;
}
.sw-start__steps::before { background: #E5E7EB; }
.sw-start__steps::after {
  background: linear-gradient(to bottom, #E66A2F, #FAA739);
  transform-origin: top;
  transform: scaleY(var(--progress, 1));
}
.sw-start__step {
  position: relative;
  display: grid;
  grid-template-columns: var(--marker) minmax(0, 1fr);
  gap: 20px;
  margin: 0;
}
.sw-start__marker {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: var(--marker);
  height: var(--marker);
  border-radius: 9999px;
  background: var(--gradient);
  color: #FFFFFF;
  box-shadow: 0 0 0 6px var(--bg-surface-primary);
  transition: background .4s, color .4s, transform .4s;
}
.sw-start__marker svg { display: block; }

.sw-start__card {
  padding: 20px 24px 24px;
  border: 1px solid var(--border-primary);
  border-radius: 16px;
  background: var(--bg-surface-primary);
  box-shadow: var(--sw-shadow-sm);
  transition: box-shadow .3s, transform .3s;
}
@media (hover: hover) {
  .sw-start__card:hover { box-shadow: var(--sw-shadow-md); transform: translateY(-2px); }
}
.sw-start .sw-start__num {
  margin: 0 0 4px;
  font-size: 14px;
  font-weight: 700;
  line-height: 1.5;
  color: var(--text-brand);
}
.sw-start .sw-start__card h3 {
  margin: 0 0 8px;
  font-family: inherit;
  font-size: 20px;
  font-weight: 700;
  line-height: 1.4;
  color: var(--text-primary);
}
.sw-start__card p {
  margin: 0;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-secondary);
}

/* Labels (chips) */
.sw-start__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}
.sw-start__chips li {
  margin: 0;
  padding: 6px 12px;
  border-radius: 9999px;
  background: var(--bg-surface-brand);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.3;
  color: var(--text-primary);
}
.sw-start .sw-start__note {
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid #E5E7EB;
  font-size: 14px;
}
.sw-start__note a { color: var(--btn-bg); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.sw-start__note a:hover { color: var(--btn-bg-hover); }

/* Checklist */
.sw-start__checks {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}
.sw-start__checks li {
  position: relative;
  margin: 0;
  padding-left: 30px;
  font-size: 16px;
  line-height: 1.5;
  color: var(--text-primary);
}
.sw-start__checks li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 2px;
  width: 20px;
  height: 20px;
  border-radius: 9999px;
  background: var(--bg-surface-brand) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23F17435' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5l10 -10'/%3E%3C/svg%3E") center / 12px no-repeat;
}

/* Laatste stap: lijn stopt bij het laatste rondje */
.sw-start__step--final::before {
  content: "";
  position: absolute;
  z-index: 1;
  left: 0;
  top: calc(var(--marker) / 2);
  bottom: 0;
  width: var(--marker);
  background: var(--bg-surface-primary);
}
/* Laatste stap: uitgelicht */
.sw-start__step--final .sw-start__card {
  border-color: transparent;
  background: var(--gradient);
  box-shadow: var(--sw-shadow-md);
}
.sw-start .sw-start__step--final .sw-start__num,
.sw-start .sw-start__step--final h3,
.sw-start .sw-start__step--final p { color: #FFFFFF; }
.sw-start .sw-start__step--final .sw-start__num { opacity: .9; }

/* Scroll-animatie (alleen als JS draait en beweging is toegestaan) */
.sw-start.is-animated .sw-start__card {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .5s ease, transform .5s ease, box-shadow .3s;
}
.sw-start.is-animated .sw-start__marker {
  background: var(--bg-surface-primary);
  color: var(--text-secondary);
  box-shadow: 0 0 0 6px var(--bg-surface-primary), inset 0 0 0 2px var(--border-primary);
}
.sw-start.is-animated .sw-start__step.is-visible .sw-start__card { opacity: 1; transform: none; }
.sw-start.is-animated .sw-start__step.is-visible .sw-start__marker {
  background: var(--gradient);
  color: #FFFFFF;
  box-shadow: 0 0 0 6px var(--bg-surface-primary);
}

/* Tablet */
@media (max-width: 1024px) {
  .sw-start { grid-template-columns: 1fr; gap: 40px; padding: 32px 0; }
  .sw-start__intro { position: static; }
  .sw-start__lead, .sw-start__help { max-width: 560px; }
}

/* Mobiel */
@media (max-width: 767px) {
  .sw-start { --marker: 40px; gap: 32px; padding: 16px 0; }
  .sw-start .sw-start__title { font-size: 26px; }
  .sw-start .sw-start__btn { display: block; text-align: center; }
  .sw-start__steps { gap: 16px; }
  .sw-start__step { gap: 14px; }
  .sw-start__marker svg { width: 18px; height: 18px; }
  .sw-start__card { padding: 16px 18px 18px; }
  .sw-start .sw-start__card h3 { font-size: 18px; line-height: 1.45; }
}

@media (prefers-reduced-motion: reduce) {
  .sw-start__card, .sw-start__marker { transition: none !important; }
}