.roi-calculator {
  padding-top: clamp(1.6rem, 3.4vw, 3rem);
}

.roi-shell {
  position: relative;
  max-width: 68rem;
  margin: 0 auto;
  border: 1px solid rgba(125, 211, 252, 0.22);
  border-radius: 0.75rem;
  background: linear-gradient(150deg, rgba(2, 6, 23, 0.9), rgba(15, 23, 42, 0.88) 58%, rgba(8, 47, 73, 0.78));
  box-shadow: 0 26px 90px rgba(0, 0, 0, 0.42), 0 0 0 1px rgba(14, 165, 233, 0.1);
  overflow: hidden;
  backdrop-filter: blur(18px);
}

.roi-header {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(13.5rem, 0.42fr);
  justify-content: space-between;
  gap: clamp(0.7rem, 1.6vw, 1rem);
  padding: clamp(0.78rem, 1.55vw, 1rem);
  border-bottom: 1px solid rgba(148, 163, 184, 0.16);
}

.roi-header h2 {
  margin: 0.15rem 0 0;
  max-width: 22ch;
  font-size: clamp(1.34rem, 2.05vw, 1.78rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.roi-header p {
  margin: 0.42rem 0 0;
  max-width: 40rem;
  color: #cbd5e1;
  line-height: 1.48;
}

.roi-visual-panel {
  position: relative;
  min-height: 7.7rem;
  overflow: hidden;
  border-left: 1px solid rgba(148, 163, 184, 0.12);
  background:
    radial-gradient(circle at 68% 30%, rgba(34, 211, 238, 0.22), transparent 43%),
    linear-gradient(135deg, rgba(14, 165, 233, 0.03), rgba(2, 6, 23, 0.2));
}

.roi-visual-panel::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(2, 6, 23, 0.9), rgba(2, 6, 23, 0.12) 42%, rgba(2, 6, 23, 0.58) 100%),
    linear-gradient(180deg, transparent 0%, rgba(2, 6, 23, 0.86) 100%);
  pointer-events: none;
}

.roi-visual-panel img {
  position: absolute;
  z-index: 1;
  inset: auto -2rem -4.4rem auto;
  width: min(136%, 21rem);
  max-width: none;
  filter: saturate(0.95) drop-shadow(0 28px 42px rgba(0, 0, 0, 0.5));
  mask-image: linear-gradient(180deg, #000 72%, rgba(0, 0, 0, 0.86) 88%, transparent 100%);
}

.roi-workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(17rem, 0.72fr);
  gap: 0;
}

.roi-concierge {
  display: grid;
  gap: 0.62rem;
  padding: clamp(0.72rem, 1.45vw, 0.95rem) clamp(0.9rem, 1.9vw, 1.15rem);
}

.roi-progress {
  display: flex;
  gap: 0.35rem;
  align-items: center;
}

.roi-dot {
  width: 100%;
  height: 0.28rem;
  border-radius: 999px;
  background: rgba(148, 163, 184, 0.24);
}

.roi-dot.is-active {
  background: #67e8f9;
}

.roi-step {
  display: none;
  gap: 0.58rem;
}

.roi-step.is-active {
  display: grid;
}

.roi-step h3 {
  margin: 0;
  color: #f8fafc;
  font-size: 1rem;
  line-height: 1.25;
}

.roi-help {
  margin: 0;
  color: #cbd5e1;
  font-size: 0.92rem;
  line-height: 1.42;
}

.roi-field {
  display: grid;
  gap: 0.45rem;
}

.roi-field label {
  color: #dbeafe;
  font-size: 0.9rem;
  font-weight: 800;
}

.roi-field input,
.roi-field select {
  width: 100%;
  min-height: 2.72rem;
  border: 1px solid rgba(148, 163, 184, 0.24);
  border-radius: 0.5rem;
  padding: 0.72rem 0.85rem;
  color: #f8fafc;
  background: rgba(2, 6, 23, 0.72);
  font: inherit;
}

.roi-field input:focus,
.roi-field select:focus {
  border-color: rgba(103, 232, 249, 0.58);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(34, 211, 238, 0.14);
}

.roi-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.roi-controls {
  display: flex;
  justify-content: space-between;
  gap: 0.75rem;
  align-items: center;
}

.roi-controls .secondary,
.roi-controls .cta {
  min-width: 7.5rem;
  justify-content: center;
}

.roi-estimate {
  display: grid;
  gap: 0.65rem;
  align-content: start;
  padding: clamp(0.78rem, 1.55vw, 1rem) clamp(0.9rem, 1.9vw, 1.15rem);
  border-left: 1px solid rgba(148, 163, 184, 0.16);
  background: rgba(2, 6, 23, 0.34);
}

.roi-estimate h3 {
  margin: 0;
  color: #f8fafc;
  font-size: 1rem;
}

.roi-pricing-context {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.2rem 0.65rem;
  align-items: baseline;
  padding: 0.72rem 0.82rem;
  border: 1px solid rgba(103, 232, 249, 0.22);
  border-radius: 0.5rem;
  background: rgba(14, 165, 233, 0.1);
}

.roi-pricing-context span {
  color: #bae6fd;
  font-size: 0.82rem;
  font-weight: 850;
  text-transform: uppercase;
}

.roi-pricing-context strong {
  color: #f8fafc;
  font-size: 1.22rem;
  line-height: 1;
}

.roi-pricing-context small {
  grid-column: 1 / -1;
  color: #cbd5e1;
  font-size: 0.8rem;
  line-height: 1.35;
}

.roi-results {
  display: grid;
  gap: 0.5rem;
}

.roi-result {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
  min-height: 3.05rem;
  padding: 0.62rem 0.74rem;
  border: 1px solid rgba(148, 163, 184, 0.16);
  border-radius: 0.5rem;
  background: rgba(2, 6, 23, 0.48);
}

.roi-result span {
  color: #cbd5e1;
  font-size: 0.86rem;
  font-weight: 800;
}

.roi-result strong {
  color: #f8fafc;
  font-size: clamp(1.05rem, 2vw, 1.4rem);
  line-height: 1;
  white-space: nowrap;
}

.roi-result.is-highlight {
  border-color: rgba(103, 232, 249, 0.38);
  background: rgba(14, 165, 233, 0.13);
}

.roi-summary {
  margin: 0;
  color: #dbeafe;
  font-size: 0.88rem;
  line-height: 1.45;
}

.roi-actions {
  display: grid;
  gap: 0.5rem;
}

.roi-actions .cta,
.roi-actions .secondary {
  justify-content: center;
  width: 100%;
}

.roi-source {
  margin: 0;
  color: #94a3b8;
  font-size: 0.78rem;
  line-height: 1.45;
}

.roi-source a {
  color: #bae6fd;
}

@media (max-width: 900px) {
  .roi-header,
  .roi-workspace {
    grid-template-columns: 1fr;
  }

  .roi-header {
    display: grid;
  }

  .roi-visual-panel {
    min-height: 10rem;
    border-left: 0;
    border-top: 1px solid rgba(148, 163, 184, 0.12);
  }

  .roi-visual-panel img {
    right: 0;
    bottom: -4.8rem;
    width: min(100%, 28rem);
  }

  .roi-estimate {
    border-left: 0;
    border-top: 1px solid rgba(148, 163, 184, 0.16);
  }
}

@media (max-width: 640px) {
  .roi-mini-grid {
    grid-template-columns: 1fr;
  }

  .roi-controls {
    align-items: stretch;
  }

  .roi-controls .secondary,
  .roi-controls .cta {
    min-width: 0;
    width: 100%;
  }
}