/* ═══════════════════════════════════════════════════════════════
   ROI-/KOSTEN-RECHNER · KI-Telefonassistent
   Reines Frontend, nutzt die globalen Brand-Tokens aus style.css
   Eingebunden nur auf ki-telefonassistent.html
═══════════════════════════════════════════════════════════════ */
.roi-section { position: relative; }

.roi-grid {
  display: grid;
  grid-template-columns: 1fr 0.9fr;
  gap: clamp(20px, 4vw, 48px);
  align-items: stretch;
  margin-top: clamp(28px, 5vh, 48px);
}
@media (max-width: 880px) { .roi-grid { grid-template-columns: 1fr; } }

/* ── Eingabe-Karte (Slider) ───────────────────────────────── */
.roi-inputs {
  background: var(--bg-card);
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: clamp(22px, 4vw, 34px);
}
.roi-field { margin-bottom: 26px; }
.roi-field:last-child { margin-bottom: 0; }

.roi-field-top {
  display: flex; justify-content: space-between; align-items: baseline;
  gap: 12px; margin-bottom: 12px;
}
.roi-field label {
  font-family: var(--body); font-weight: 600; font-size: 0.98rem;
  color: var(--cream); line-height: 1.3;
}
.roi-field-val {
  font-family: var(--display); font-size: 1.55rem;
  color: var(--lime); white-space: nowrap; letter-spacing: 0.5px;
}

/* Slider — eigener Look, touch-freundlich */
.roi-range {
  -webkit-appearance: none; appearance: none;
  width: 100%; height: 6px; border-radius: 99px;
  background: var(--bg-elev); outline: none; cursor: pointer;
  margin: 6px 0 4px;
}
.roi-range::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none;
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--lime); border: 4px solid var(--bg);
  box-shadow: 0 0 0 1px var(--lime-soft), 0 4px 12px var(--lime-glow);
  cursor: grab; transition: transform .12s ease;
}
.roi-range::-webkit-slider-thumb:active { cursor: grabbing; transform: scale(1.12); }
.roi-range::-moz-range-thumb {
  width: 28px; height: 28px; border-radius: 50%;
  background: var(--lime); border: 4px solid var(--bg);
  box-shadow: 0 0 0 1px var(--lime-soft); cursor: grab;
}
.roi-range:focus-visible { box-shadow: 0 0 0 3px var(--lime-glow); }
.roi-field-hint { font-size: 0.82rem; color: var(--muted); margin-top: 8px; }

/* ── Ergebnis-Karte ───────────────────────────────────────── */
.roi-result {
  background: linear-gradient(160deg, var(--bg-elev), var(--bg-card));
  border: 1px solid var(--line-2);
  border-radius: var(--radius);
  padding: clamp(24px, 4vw, 36px);
  display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
.roi-result::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(120% 80% at 100% 0%, var(--orange-glow), transparent 60%);
  pointer-events: none;
}
.roi-result-kicker {
  font-family: var(--body); font-weight: 600; font-size: 0.8rem;
  text-transform: uppercase; letter-spacing: 1.5px;
  color: var(--orange); margin-bottom: 6px; position: relative;
}
.roi-big {
  font-family: var(--display); line-height: 0.95;
  font-size: clamp(2.8rem, 9vw, 4.4rem);
  color: var(--cream); letter-spacing: 0.5px;
  position: relative; font-variant-numeric: tabular-nums;
}
.roi-big .roi-cur { color: var(--orange); font-size: 0.6em; vertical-align: 0.12em; margin-right: 2px; }
.roi-per { font-family: var(--body); color: var(--muted); font-size: 0.95rem; margin-top: 2px; position: relative; }
.roi-year {
  margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--line);
  font-family: var(--body); color: rgba(237,234,221,0.78); font-size: 0.96rem; position: relative;
}
.roi-year strong { color: var(--cream); font-weight: 700; font-variant-numeric: tabular-nums; }

.roi-verdict {
  margin-top: auto; padding-top: 20px; position: relative;
}
.roi-verdict p {
  font-family: var(--body); font-size: 0.96rem; line-height: 1.5;
  color: rgba(237,234,221,0.82); margin: 0 0 16px;
}
.roi-verdict .roi-mark { color: var(--lime); font-weight: 600; }

.roi-cta { display: flex; flex-wrap: wrap; gap: 10px; position: relative; }
@media (max-width: 460px) { .roi-cta .btn { width: 100%; justify-content: center; } }

.roi-disclaim {
  margin-top: 18px; font-size: 0.78rem; color: var(--muted);
  text-align: center; line-height: 1.4;
}