/* ===== ROI Calculator - VR Vision Final CSS ===== */

.vrv-roi {
  max-width: 980px;
  margin: 0 auto;
  font: 16px/1.45 system-ui, -apple-system, Segoe UI, Roboto, Arial;
  color: #0b1220;
}

.vrv-grid {
  display: grid;
  grid-template-columns: repeat(12,1fr);
  gap: 16px;
}

.vrv-card {
  grid-column: 1 / -1;
  background: #ffffff;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  padding: 18px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.04);
}

.vrv-h {
  margin: 6px 0 12px 0;
  font-weight: 700;
  font-size: 1.15rem;
  color: #0b1220;
}

.vrv-2 { grid-column: span 6; }
.vrv-3 { grid-column: span 4; }
.vrv-1 { grid-column: span 12; }

.vrv-row {
  display: flex;
  gap: 10px;
  align-items: center;
  margin: 8px 0;
}

.vrv-row label {
  flex: 1 0 52%;
  font-weight: 500;
  color: #1a1a1a;
}

.vrv-row input {
  flex: 1 0 48%;
  padding: 8px;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  background: #f9fafb;
  transition: border-color 0.2s, background 0.2s;
}

.vrv-row input:focus {
  outline: none;
  border-color: #2276b9;
  background: #ffffff;
}

.vrv-note {
  font-size: 12px;
  color: #6b7280;
  margin-top: 6px;
}

.vrv-actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
}

.vrv-btn {
  cursor: pointer;
  border: none;
  background: linear-gradient(90deg, #2276b9, #1d5f93);
  color: #fff;
  border-radius: 8px;
  padding: 10px 18px;
  font-weight: 600;
  transition: background 0.3s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.vrv-btn:hover {
  background: linear-gradient(90deg, #1d5f93, #174b75);
  transform: translateY(-2px);
  box-shadow: 0 4px 10px rgba(0,0,0,0.12);
}

.vrv-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===== Results Section ===== */

.vrv-results {
  display: none;
  margin-top: 30px;
}

.vrv-kpis {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: 16px;
}

.vrv-results .kpi {
  background: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 18px;
  text-align: center;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.vrv-results .kpi:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.06);
}

.vrv-muted {
  color: #4b5563;
  font-size: 14px;
  font-weight: 500;
}

.kpi-value {
  font-size: 1.4rem;
  font-weight: bold;
  margin-top: 4px;
  color: #2276b9;
}

.kpi-sub {
  font-size: 0.85rem;
  opacity: 0.85;
  margin-top: 4px;
}

/* ===== Responsive ===== */

@media (max-width: 900px) {
  .vrv-2, .vrv-3 {
    grid-column: span 12;
  }
  .vrv-kpis {
    grid-template-columns: repeat(2,1fr);
  }
  .vrv-card {
    padding: 14px;
  }
}