.roi-calc { 
  box-sizing: border-box;
  width: 100%;
  max-width: 1100px;
  margin: 0 auto;
  padding: 18px;
  background: #ffffff;
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 12px;
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, "Noto Sans", "Helvetica Neue", sans-serif;
}

.roi-calc * { box-sizing: border-box; }

.roi-calc__title { margin: 0 0 12px 0; font-size: 22px; font-weight: 700; }

.roi-calc__form { padding: 8px 0 12px; }
.roi-calc__row {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 12px;
}

@media (max-width: 980px) {
  .roi-calc__row { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .roi-calc__row { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

.roi-calc__field label {
  display: block;
  font-size: 13px;
  margin: 0 0 6px 0;
  color: rgba(0,0,0,.75);
}

.roi-calc__input {
  width: 100%;
  height: 42px;
  border: 1px solid rgba(0,0,0,.14);
  border-radius: 8px;
  padding: 0 12px;
  outline: none;
  background: #fff;
  transition: box-shadow .15s ease, border-color .15s ease;
}

.roi-calc__input:focus {
  border-color: rgba(0,129,255,.55);
  box-shadow: 0 0 0 4px rgba(0,129,255,.12);
}

.roi-calc__actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  padding: 14px 0 6px;
}

.roi-calc__btn {
  border: 0;
  border-radius: 10px;
  padding: 12px 22px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .05s ease, box-shadow .15s ease, opacity .15s ease;
  letter-spacing: .2px;
}

.roi-calc__btn:active { transform: translateY(1px); }

.roi-calc__btn--primary {
  background: linear-gradient(90deg, #0a94ff, #1bb6ff);
  color: #fff;
  box-shadow: 0 8px 18px rgba(12,148,255,.22);
}
.roi-calc__btn--secondary {
  background: linear-gradient(90deg, #ff5a6e, #ff8aa3);
  color: #fff;
  box-shadow: 0 8px 18px rgba(255,90,110,.20);
}

.roi-calc__cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  padding-top: 10px;
}

@media (max-width: 980px) {
  .roi-calc__cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 560px) {
  .roi-calc__cards { grid-template-columns: repeat(1, minmax(0, 1fr)); }
}

.roi-card {
  position: relative;
  min-height: 96px;
  padding: 16px 16px 14px 86px;
  border-radius: 12px;
  color: #fff;
  box-shadow: 0 12px 22px rgba(0,0,0,.10);
  overflow: hidden;
}

.roi-card--wide { grid-column: span 2; }
@media (max-width: 980px) {
  .roi-card--wide { grid-column: span 2; }
}
@media (max-width: 560px) {
  .roi-card--wide { grid-column: span 1; }
}

.roi-card__badge {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 56px;
  height: 56px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  letter-spacing: .5px;
  background: rgba(0,0,0,.18);
  backdrop-filter: blur(3px);
}

.roi-card__value {
  font-size: 28px;
  font-weight: 800;
  line-height: 1.15;
  margin-top: 4px;
  text-align: right;
}

.roi-card__label {
  font-size: 13px;
  opacity: .92;
  text-align: right;
  margin-top: 2px;
}

.roi-card--orange { background: linear-gradient(90deg, #ff7a00, #ff4d00); }
.roi-card--blue1 { background: linear-gradient(90deg, #335bff, #1e9bff); }
.roi-card--blue2 { background: linear-gradient(90deg, #2c7bff, #00b0ff); }
.roi-card--blue3 { background: linear-gradient(90deg, #2a68ff, #3e87ff); }

.roi-card--teal1 { background: linear-gradient(90deg, #00a1ff, #00c6d6); }
.roi-card--teal2 { background: linear-gradient(90deg, #00a6e8, #00a7c7); }
.roi-card--teal3 { background: linear-gradient(90deg, #00b7d8, #12c9cf); }
.roi-card--teal4 { background: linear-gradient(90deg, #00a6d6, #11b0ff); }

.roi-card--purple1 { background: linear-gradient(90deg, #b14dff, #6f8bff); }
.roi-card--purple2 { background: linear-gradient(90deg, #c64fff, #7b7dff); }

.roi-calc__formula {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid rgba(0,0,0,.08);
  color: rgba(0,0,0,.85);
}

.roi-calc__formula h3 {
  margin: 0 0 10px 0;
  font-size: 22px;
  font-weight: 800;
}

.roi-calc__formula p { margin: 0 0 8px 0; line-height: 1.55; }

.roi-calc__notice {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: rgba(255, 206, 0, .16);
  border: 1px solid rgba(255, 206, 0, .35);
  color: rgba(0,0,0,.85);
  font-size: 13px;
  display: none;
}
.roi-calc__notice.is-visible { display: block; }
.roi-calc__currency-wrap{
  display:flex;
  align-items:center;
  gap:10px;
}

.roi-calc__currency-label{
  font-size:13px;
  font-weight:700;
  color: rgba(0,0,0,.75);
}

.roi-calc__currency{
  height: 42px;
  border: 1px solid rgba(0,0,0,.14);
  border-radius: 10px;
  padding: 0 12px;
  background: #fff;
  font-weight: 700;
  outline: none;
  cursor: pointer;
  transition: box-shadow .15s ease, border-color .15s ease;
}

.roi-calc__currency:focus{
  border-color: rgba(0,129,255,.55);
  box-shadow: 0 0 0 4px rgba(0,129,255,.12);
}

@media (max-width: 560px){
  .roi-calc__actions{ flex-direction: column; align-items: stretch; }
  .roi-calc__currency-wrap{ justify-content: space-between; }
  .roi-calc__btn{ width: 100%; }
}