/* =============================================
   ROI / Wirtschaftlichkeitsrechner
   Hub page: between product grid and FAQ
   Product page (single-robot mode): between companion and FAQ
   Layout: inputs top (2-col) | results bottom (full-width)
   Prefix: cr-roi-
   ============================================= */

/* ── Self-contained tokens + section layout ──
   Kept scoped to .cr-roi so this stylesheet works on pages that don't
   load cleaning-hub.css (e.g. product pages in single-robot mode). */


.cr-roi {
  --cr-text: #e2eaf3;
  --cr-muted: rgba(226, 234, 243, 0.55);
  --cr-border: rgba(255, 255, 255, 0.16);
  --cr-card: rgba(255, 255, 255, 0.10);
  --cr-primary: #F7931A;
  --cr-primary-rgb: 247, 147, 26;
  --cr-radius: 1.5rem;

  width: min(1200px, calc(100% - 3rem));
  margin: 0 auto;
  padding: clamp(2.5rem, 6vw, 5rem) 0 clamp(5rem, 12vw, 10rem);
  position: relative;
  isolation: isolate;
}

/* Anchor-Scroll zum ROI-Block landet direkt an der Sektionsoberkante
   (bzw. unter dem fixen Header ueber :root scroll-padding-top). Die
   globale Regel section[id] { scroll-margin-top: 80px } aus layout.css
   haette sonst 80px zusaetzlichen Leerraum eingefuegt. ID-Selektor
   braucht hoehere Spezifitaet als die Elementregel. */
#cost-calculator {
  scroll-margin-top: 0;
}

.cr-roi .cr-section-header {
  max-width: 38rem;
  margin-bottom: clamp(1.25rem, 3vw, 2rem);
}

.cr-roi .cr-section-title {
  margin: 0;
  font-family: 'Roboto', system-ui, sans-serif;
  font-weight: 300;
  font-size: clamp(1.6rem, 1.5vw + 1rem, 2.4rem);
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--cr-text);
}

.cr-roi .cr-section-subtitle {
  margin: 0.65rem 0 0;
  color: var(--cr-muted);
  font-size: clamp(0.95rem, 0.4vw + 0.85rem, 1.08rem);
  line-height: 1.62;
  max-width: 38rem;
}

.cr-roi::before {
  content: '';
  position: absolute;
  top: -1rem;
  bottom: -1rem;
  left: calc(50% - 50vw);
  right: calc(50% - 50vw);
  background: linear-gradient(160deg, #091322 0%, #0c1a2e 60%, #091322 100%);
  z-index: -1;
}

/* ── Layout: three equal cards side by side on desktop ─ */

.cr-roi__layout {
  display: flex;
  flex-direction: column;
  gap: clamp(0.75rem, 1.5vw, 1.25rem);
}

.cr-roi__inputs {
  display: flex;
  flex-direction: column;
  gap: clamp(0.75rem, 1.5vw, 1.25rem);
}

.cr-roi__panel {
  background: var(--cr-card);
  border: 1px solid var(--cr-border);
  border-radius: clamp(0.7rem, 1.2vw, 1rem);
  padding: clamp(0.85rem, 1.8vw, 1.2rem) clamp(1rem, 2vw, 1.4rem);
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.25), inset 0 1px 0 rgba(255, 255, 255, 0.10);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

@media (min-width: 901px) {
  .cr-roi__layout {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: clamp(0.75rem, 1.5vw, 1.25rem);
    align-items: start;
  }
  .cr-roi__inputs {
    display: contents;
  }
}

.cr-roi__panel-title {
  margin: 0 0 0.8rem;
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: clamp(0.62rem, 0.3vw + 0.59rem, 0.74rem);
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--cr-muted);
}

.cr-roi__field {
  margin-bottom: clamp(0.9rem, 1.5vw, 1.4rem);
}
.cr-roi__field:last-child {
  margin-bottom: 0;
}

/* Method + variant side-by-side */
.cr-roi__method-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem;
}
.cr-roi__method-row:has(.cr-roi__select--variant[hidden]),
.cr-roi__method-row .cr-roi__select--variant[hidden] ~ * {
  /* no-op guard — variant[hidden] collapses itself */
}
.cr-roi__select--variant[hidden] {
  display: none;
}
.cr-roi__method-row:has(.cr-roi__select--variant[hidden]) {
  grid-template-columns: 1fr;
}

.cr-roi__label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 0.5rem;
}

.cr-roi__label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: clamp(0.8rem, 0.4vw + 0.74rem, 0.95rem);
  font-weight: 500;
  color: var(--cr-text);
}
.cr-roi__label-row .cr-roi__label {
  margin-bottom: 0;
}

.cr-roi__unit {
  font-size: clamp(0.74rem, 0.3vw + 0.71rem, 0.86rem);
  color: var(--cr-muted);
  white-space: nowrap;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}

/* Unit inline inside the slider group (right of number input) */
.cr-roi__slider-group .cr-roi__unit {
  margin-left: -0.15rem;
}

/* Slider + number pair */
.cr-roi__slider-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.cr-roi__range {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 4px;
  background: linear-gradient(
    to right,
    var(--cr-primary) 0%,
    var(--cr-primary) var(--roi-fill, 0%),
    var(--cr-border) var(--roi-fill, 0%),
    var(--cr-border) 100%
  );
  border-radius: 2px;
  cursor: pointer;
  outline: none;
  transition: background 0.1s linear;
}
.cr-roi__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--cr-primary);
  cursor: pointer;
  box-shadow: 0 0 0 3px rgba(var(--cr-primary-rgb), 0.18);
  transition: box-shadow 0.2s;
}
.cr-roi__range::-webkit-slider-thumb:hover,
.cr-roi__range:focus-visible::-webkit-slider-thumb {
  box-shadow: 0 0 0 5px rgba(var(--cr-primary-rgb), 0.24);
}
.cr-roi__range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border: none;
  border-radius: 50%;
  background: var(--cr-primary);
  cursor: pointer;
}

.cr-roi__number {
  width: clamp(4.5rem, 2vw + 4.2rem, 5.5rem);
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--cr-border);
  border-radius: 0.5rem;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(0.82rem, 0.4vw + 0.76rem, 0.96rem);
  color: var(--cr-text);
  text-align: center;
  background: #0f1e30;
  transition: border-color 0.2s, box-shadow 0.2s;
  -moz-appearance: textfield;
}
.cr-roi__number::-webkit-inner-spin-button,
.cr-roi__number::-webkit-outer-spin-button {
  opacity: 0.6;
}
.cr-roi__number:focus {
  outline: none;
  border-color: var(--cr-primary);
  box-shadow: 0 0 0 2px rgba(var(--cr-primary-rgb), 0.12);
}

/* Select */
.cr-roi__select {
  width: 100%;
  padding: 0.55rem 2.2rem 0.55rem 0.75rem;
  border: 1px solid var(--cr-border);
  border-radius: 0.625rem;
  background: #0f1e30 url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23a8b8cc' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E") no-repeat right 0.75rem center;
  color-scheme: dark;
  -webkit-appearance: none;
  appearance: none;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(0.82rem, 0.4vw + 0.76rem, 0.96rem);
  color: var(--cr-text);
  cursor: pointer;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.cr-roi__select option {
  background: #0f1e30;
  color: #e2eaf3;
}
.cr-roi__select:focus {
  outline: none;
  border-color: var(--cr-primary);
  box-shadow: 0 0 0 2px rgba(var(--cr-primary-rgb), 0.12);
}

/* Tab selector (model / financing) */
.cr-roi__tabs {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.cr-roi__tab {
  flex: 1;
  min-width: 0;
  padding: clamp(0.4rem, 0.5vw + 0.35rem, 0.6rem) clamp(0.5rem, 0.5vw + 0.45rem, 0.7rem);
  border: 1px solid var(--cr-border);
  border-radius: 0.5rem;
  background: #0f1e30;
  font-family: 'Inter', system-ui, sans-serif;
  font-size: clamp(0.75rem, 0.4vw + 0.7rem, 0.9rem);
  font-weight: 500;
  color: var(--cr-muted);
  cursor: pointer;
  transition: border-color 0.18s, color 0.18s, background 0.18s;
  text-align: center;
  white-space: nowrap;
  line-height: 1.3;
}
.cr-roi__tab:hover {
  border-color: rgba(var(--cr-primary-rgb), 0.45);
  color: var(--cr-text);
}
.cr-roi__tab.is-active {
  border-color: var(--cr-primary);
  background: rgba(var(--cr-primary-rgb), 0.07);
  color: var(--cr-text);
  font-weight: 600;
}
.cr-roi__tab.is-locked {
  cursor: default;
  flex: 0 0 auto;
  padding-left: 1rem;
  padding-right: 1rem;
}
.cr-roi__tab.is-locked:hover {
  border-color: var(--cr-primary);
  color: var(--cr-text);
}

/* Service-Paket checkbox */
.cr-roi__service-option {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.65rem 0.75rem;
  border: 1px solid var(--cr-border);
  border-radius: 0.625rem;
  background: #0f1e30;
  cursor: pointer;
  transition: border-color 0.18s, background 0.18s;
}
.cr-roi__service-option:hover {
  border-color: rgba(var(--cr-primary-rgb), 0.35);
}
.cr-roi__service-option input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
  accent-color: var(--cr-primary);
  cursor: pointer;
  flex: 0 0 auto;
}
.cr-roi__service-option.is-locked {
  cursor: default;
  opacity: 0.9;
  background: rgba(var(--cr-primary-rgb), 0.05);
  border-color: rgba(var(--cr-primary-rgb), 0.2);
}
.cr-roi__service-option.is-locked input[type="checkbox"] {
  cursor: default;
}
.cr-roi__service-content {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
  min-width: 0;
}
.cr-roi__service-title {
  font-size: clamp(0.81rem, 0.4vw + 0.75rem, 0.94rem);
  font-weight: 500;
  color: var(--cr-text);
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: baseline;
  line-height: 1.3;
}
.cr-roi__service-price {
  color: var(--cr-muted);
  font-weight: 400;
  font-size: clamp(0.73rem, 0.3vw + 0.69rem, 0.84rem);
  white-space: nowrap;
}
.cr-roi__service-locked-note {
  font-size: 0.75rem;
  color: var(--cr-muted);
  line-height: 1.4;
}
.cr-roi__service-locked-note {
  font-style: italic;
  color: var(--cr-primary);
}

.cr-roi__hint {
  margin: 0.45rem 0 0;
  font-size: clamp(0.72rem, 0.3vw + 0.68rem, 0.82rem);
  color: var(--cr-muted);
  line-height: 1.4;
  min-height: 1.2em;
}

.cr-roi__hint--warning {
  color: #f87171;
  font-style: italic;
  min-height: 0;
}
.cr-roi__hint--warning[hidden] { display: none; }

/* ── Results: full width below inputs ────────── */

.cr-roi__results {
  width: 100%;
}

.cr-roi__results-inner {
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.20);
  border-radius: 1.25rem;
  padding: clamp(1rem, 2vw, 1.5rem) clamp(1.1rem, 2.5vw, 1.6rem) clamp(1.1rem, 2.5vw, 1.6rem);
  box-shadow:
    0 4px 24px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.18);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: clamp(0.75rem, 1.5vw, 1.1rem);
}

/* ── Hero savings: prominent result banner ───── */

.cr-roi__hero-result {
  --roi-accent: 74, 222, 128;       /* bright green — readable on dark bg */
  --roi-accent-strong: #4ade80;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  padding: clamp(0.85rem, 1.5vw, 1.2rem) clamp(1rem, 2vw, 1.5rem);
  background: linear-gradient(135deg, rgba(var(--roi-accent), 0.16) 0%, rgba(var(--roi-accent), 0.06) 100%);
  border-radius: calc(var(--cr-radius) - 0.5rem);
  border: 1px solid rgba(var(--roi-accent), 0.45);
  transition: background 0.3s, border-color 0.3s;
  position: relative;
  overflow: hidden;
}
.cr-roi__hero-result::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--roi-accent-strong);
  box-shadow: 0 0 10px rgba(var(--roi-accent), 0.7);
  transition: background 0.3s;
}

.cr-roi__hero-result.is-negative {
  --roi-accent: 248, 113, 113;      /* bright red — readable on dark bg */
  --roi-accent-strong: #f87171;
}

.cr-roi__hero-main {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 0.25rem 0.75rem;
}

.cr-roi__hero-label {
  flex-basis: 100%;
  font-size: clamp(0.64rem, 0.3vw + 0.6rem, 0.76rem);
  font-weight: 600;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: rgba(var(--roi-accent), 0.75);
  margin-bottom: 0.1rem;
}

.cr-roi__hero-value {
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: clamp(1.8rem, 2.4vw, 2.3rem);
  font-weight: 300;
  letter-spacing: -0.035em;
  color: var(--roi-accent-strong);
  line-height: 1;
  transition: color 0.3s;
  font-variant-numeric: tabular-nums;
}

.cr-roi__hero-period {
  font-size: clamp(0.82rem, 0.5vw + 0.76rem, 1rem);
  color: var(--cr-muted);
}

/* Hero meta: percent + secondary headline */
.cr-roi__hero-meta {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: clamp(0.8rem, 0.4vw + 0.74rem, 0.94rem);
  color: var(--cr-text);
  font-weight: 500;
}
.cr-roi__hero-meta[hidden] {
  display: none;
}

.cr-roi__hero-meta-item {
  display: inline;
}
.cr-roi__hero-meta-item:empty {
  display: none;
}
.cr-roi__hero-meta-item:empty + .cr-roi__hero-meta-sep,
.cr-roi__hero-meta-sep:has(+ .cr-roi__hero-meta-item:empty) {
  display: none;
}

.cr-roi__hero-meta-sep {
  color: var(--cr-muted);
  opacity: 0.5;
  font-weight: 400;
}

.cr-roi__hero-note {
  font-size: clamp(0.75rem, 0.3vw + 0.71rem, 0.86rem);
  color: var(--cr-muted);
  line-height: 1.4;
  margin: 0;
}
.cr-roi__hero-note:empty {
  display: none;
}

/* ── Key metric cards (3 compact) ────────────── */

.cr-roi__metrics {
  display: flex;
  flex-direction: column;
  gap: clamp(0.3rem, 0.5vw, 0.45rem);
}

.cr-roi__metric {
  padding: clamp(0.45rem, 0.7vw, 0.6rem) clamp(0.7rem, 1vw, 0.9rem);
  border: 1px solid var(--cr-border);
  border-radius: 0.65rem;
  display: flex;
  flex-direction: row;
  align-items: baseline;
  gap: 0.75rem;
  background: rgba(255, 255, 255, 0.08);
  min-width: 0;
}

.cr-roi__metric-value {
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: clamp(0.82rem, 0.5vw + 0.76rem, 1rem);
  font-weight: 600;
  color: var(--cr-text);
  font-variant-numeric: tabular-nums;
  line-height: 1.15;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cr-roi__metric-label {
  font-size: clamp(0.6rem, 0.2vw + 0.57rem, 0.7rem);
  color: var(--cr-muted);
  line-height: 1.3;
  margin-left: auto;
  text-align: right;
}

/* ── CTA — placed directly under metrics ─────── */

.cr-roi__cta {
  display: block;
  width: 100%;
  padding: clamp(0.65rem, 1vw, 0.9rem) clamp(1rem, 1.5vw, 1.35rem);
  background: var(--cr-primary);
  color: #111;
  border-radius: 0.625rem;
  text-align: center;
  font-family: 'Roboto', system-ui, sans-serif;
  font-size: clamp(0.88rem, 0.3vw + 0.83rem, 1rem);
  font-weight: 600;
  letter-spacing: 0.01em;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
}
.cr-roi__cta:hover {
  background: #e5840f;
}
.cr-roi__cta:active {
  transform: scale(0.98);
}

.cr-roi__cta--ghost {
  margin-top: 0.5rem;
  background: transparent;
  color: var(--cr-text);
  border: 1px solid var(--cr-border);
  font-weight: 500;
}
.cr-roi__cta--ghost:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.28);
}

/* ── Compact breakdown details ───────────────── */

.cr-roi__details {
  margin: 0;
  padding: 0.15rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  border-top: 1px solid var(--cr-border);
  padding-top: 0.85rem;
}

.cr-roi__details-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  font-size: clamp(0.75rem, 0.3vw + 0.71rem, 0.86rem);
  line-height: 1.4;
}
.cr-roi__details-row[hidden] {
  display: none;
}
.cr-roi__details-row dt {
  margin: 0;
  color: var(--cr-muted);
  flex: 1;
}
.cr-roi__details-row dd {
  margin: 0;
  font-family: 'Roboto', system-ui, sans-serif;
  font-weight: 600;
  color: var(--cr-text);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.cr-roi__details-row dd[data-negative="true"] {
  color: var(--cr-muted);
}

/* ── Fine print (merged benefits + disclaimer) ── */

.cr-roi__fineprint {
  margin: 0;
  font-size: clamp(0.67rem, 0.3vw + 0.63rem, 0.78rem);
  color: rgba(180, 196, 214, 0.55);
  line-height: 1.5;
}

/* ── Mobile ─────────────────────────────────── */

@media (max-width: 900px) {
  .cr-roi__hero-value {
    font-size: 1.9rem;
  }

  .cr-roi__panel {
    padding: 1rem 1.1rem;
  }

  .cr-roi__tab {
    font-size: 0.78rem;
    padding: 0.42rem 0.48rem;
  }
}