/* ============================================================
   S4 — Case-band: navy paneel in cream sectie.
   Paneel = deep navy, radius L, shadow-lift; content in 2
   kolommen (intro | 3 stats); oranje lijngrafiek als decor
   over de onderste helft, achter de content.
   ============================================================ */

/* ---------- Paneel ---------- */

.s4 .case-panel {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(80% 140% at 85% -30%, var(--navy-800) 0%, transparent 60%),
    var(--navy-950);
  border-radius: var(--r-lg);
  padding: 36px 56px; /* compacter na schrappen label + sub */
  box-shadow: var(--shadow-lift);
}

/* Content boven de decor-svg; kolommen verticaal gecentreerd
   zodat de stats in het midden van het paneel hangen */
.s4 .case-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(280px, 400px) 1fr;
  gap: var(--gap-lg);
  align-items: center;
}

/* Sectie: strak ritme in het lichte middenrif + anker voor het watermerk */
.s4.section {
  position: relative;
  padding-block: var(--space-section-s);
  /* horizontaal clippen (watermerk steekt rechts uit); verticaal bewust visible
     zodat het watermerk doorloopt richting S5 */
  overflow-x: clip;
  overflow-y: visible;
}

/* Merk-watermerk (navy, mask-techniek) rechts, zakt door richting S5.
   Fors formaat + hogere opacity: aanwezig merk-element achter de
   S5-kop "WAT KLANTEN ZEGGEN" (donkere tekst op cream blijft leesbaar). */
.s4-watermark {
  position: absolute;
  right: -240px;
  bottom: -400px;
  width: 1000px;
  height: 1000px;
  background: var(--navy-950);
  opacity: .09;
  mask: url("../../assets/logo/watermark-beeldmerk.png") no-repeat center / contain;
  -webkit-mask: url("../../assets/logo/watermark-beeldmerk.png") no-repeat center / contain;
  z-index: -1;
  pointer-events: none;
}

/* ---------- Links: intro (compact: alleen kop + CTA) ---------- */

.s4 .case-title {
  font-size: clamp(1.75rem, 2.4vw, 2.125rem);
}

.s4 .case-cta { margin-top: 20px; }

/* ---------- Rechts: stats ---------- */

.s4 .case-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--gap-md) var(--gap-sm);
}

.s4 .case-stat {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.s4 .stat-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  border: 1px solid var(--navy-700);
  color: var(--orange-500);
  flex: none;
  margin-top: 2px;
}

.s4 .stat-icon svg {
  width: 24px;
  height: 24px;
}

.s4 .stat-num {
  display: block;
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(3rem, 4.6vw, 4.25rem);
  line-height: 1;
  letter-spacing: .005em;
  color: var(--text-strong-inv);
}

.s4 .stat-label {
  display: block;
  margin-top: 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
  line-height: 1.55;
}

.s4 .stat-label-strong {
  display: block;
  color: var(--text-strong-inv);
}

.s4 .stat-label-muted {
  display: block;
  max-width: 9.5em; /* breekt na 'GEMIDDELDE', niet in 'TIME-TO-FILL' */
  color: var(--text-muted-inv);
}

/* Dots: mini-cirkel + dikke non-scaling stroke = blijft rond,
   ook al is de svg zelf gestretcht (preserveAspectRatio none). */
.s4 .case-dot {
  fill: var(--orange-500);
  stroke: var(--orange-500);
  stroke-width: 7;
  vector-effect: non-scaling-stroke;
}

/* ---------- Tablet ---------- */

@media (max-width: 880px) {
  .s4 .case-panel { padding: 32px 36px; }

  .s4 .case-inner {
    grid-template-columns: 1fr;
    gap: var(--gap-md);
  }

  .s4 .case-stats { gap: var(--gap-sm); }
}

/* ---------- Mobiel (stats gestapeld, per design-rules < 640px) ---------- */

@media (max-width: 640px) {
  .s4 .case-panel { padding: 28px 24px 32px; }

  .s4 .case-stats {
    grid-template-columns: 1fr;
    gap: 20px;
  }
}

@media (max-width: 640px) {
  .s4-watermark { width: 480px; height: 480px; right: -160px; bottom: -180px; }
}