:root {
  /* ===== BACKGROUNDS ===== */
  --roi-calc-bg-main: #f3f6f8;
  --roi-calc-bg-secondary: #52606d;
  --roi-calc-bg-dark-primary: #12212f;
  --roi-calc-bg-dark-secondary: #102437;

  /* ===== TEXT ===== */
  --roi-calc-text-primary: #12212f;
  --roi-calc-text-inverse: #52606d;

  /* ===== ACCENTS ===== */
  --roi-calc-accent-gold: #148a83;
  --roi-calc-accent-gold-light: #0f6f69;

  --roi-calc-accent-teal: #1f5d63;
  --roi-calc-accent-teal-light: #2a7a83;

  /* ===== BORDERS ===== */
  --roi-calc-border-card: rgba(15, 32, 48, 0.12);

  /* ===== SHADOWS ===== */
  --roi-calc-shadow-card: 0 16px 38px rgba(9, 20, 33, 0.16);

  /* ===== RADIUS ===== */
  --roi-calc-radius-card: 18px;
  --roi-calc-radius-pill: 999px;
}

.roi-calc {
  padding-block: 6rem;
  background: linear-gradient(140deg, #f5f8ff 0%, #e7eeff 50%, #eef8ff 100%);
  position: relative;
  overflow: hidden;
}

.roi-calc::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(90, 123, 255, 0.14) 1px, transparent 0);
  background-size: 18px 18px;
  pointer-events: none;
}

.roi-calc__container {
  width: min(1160px, 92vw);
  margin-inline: auto;
  padding-inline: 1.5rem;
  position: relative;
  z-index: 10;
}

.roi-calc__grid {
  display: grid;
  gap: 2rem;
  align-items: start;
  max-width: 64rem;
  margin-inline: auto;
}

@media (min-width: 1024px) {
  .roi-calc__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.roi-calc__form {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(90, 123, 255, 0.28);
  border-radius: 16px;
  padding: 1.5rem;
  box-shadow: 0 18px 40px rgba(15, 28, 68, 0.16);
}

@media (min-width: 768px) {
  .roi-calc__form {
    padding: 2.4rem;
  }
}

.roi-calc__field {
  margin-bottom: 2rem;
}

.roi-calc__field:last-child {
  margin-bottom: 0;
}

.roi-calc__label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: #27407e;
  margin-bottom: 1rem;
}

.roi-calc__value {
  font-size: 1.875rem;
  font-weight: 800;
  color: #132042;
  margin-bottom: 1rem;
}

.roi-calc__input-group {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.roi-calc__slider {
  position: relative;
  height: 30px;
  display: flex;
  align-items: center;
}

.roi-calc__slider-bg {
  position: absolute;
  width: 100%;
  height: 8px;
  background: rgba(15, 32, 48, 0.1);
  border-radius: 10px;
  z-index: 1;
}

.roi-calc__slider-progress {
  position: absolute;
  height: 8px;
  background: linear-gradient(90deg, #5a7bff, #19d0ff);
  box-shadow: 0 0 16px rgba(25, 208, 255, 0.6);
  border-radius: 10px;
  z-index: 2;
}

.roi-calc__slider-input {
  position: absolute;
  width: 100%;
  height: 12px;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  outline: none;
  z-index: 3;
  cursor: pointer;
}

.roi-calc__slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ffffff;
  cursor: pointer;
  border: 2px solid #5a7bff;
  box-shadow: 0 0 10px rgba(25, 208, 255, 0.7);
}

.roi-calc__slider-input::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #ffffff;
  cursor: pointer;
  border: 2px solid #5a7bff;
  box-shadow: 0 0 10px rgba(25, 208, 255, 0.7);
}

.roi-calc__slider-details {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.875rem;
  color: #7b90c4;
  font-weight: 600;
}

.roi-calc__results {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.roi-calc__final {
  background: linear-gradient(135deg, #10214b, #243d82);
  border-radius: 16px;
  padding: 1.5rem;
  color: #f5f8ff;
  box-shadow: 0 18px 40px rgba(15, 28, 68, 0.16);
}

@media (min-width: 768px) {
  .roi-calc__final {
    padding: 2rem;
  }
}

.roi-calc__final-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.roi-calc__final-icon {
  width: 1.25rem;
  height: 1.25rem;
  flex-shrink: 0;
  color: #19d0ff;
}

.roi-calc__final-label {
  font-size: 0.875rem;
  font-weight: 600;
  opacity: 0.8;
}

.roi-calc__final-amount {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
  .roi-calc__final-amount {
    font-size: 3rem;
  }
}

.roi-calc__final-subtitle {
  font-size: 1rem;
  opacity: 0.75;
}

.roi-calc__profit {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(90, 123, 255, 0.28);
  border-radius: 16px;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 18px 40px rgba(15, 28, 68, 0.16);
}

@media (min-width: 768px) {
  .roi-calc__profit {
    padding: 2rem;
  }
}

.roi-calc__profit-inner {
  position: relative;
  z-index: 10;
}

.roi-calc__profit-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.roi-calc__profit-icon-wrap {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  background: linear-gradient(130deg, rgba(90, 123, 255, 0.15), rgba(25, 208, 255, 0.15));
  border: 1px solid rgba(90, 123, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.roi-calc__profit-icon {
  width: 1.5rem;
  height: 1.5rem;
  color: #5a7bff;
}

.roi-calc__profit-meta {
  display: flex;
  flex-direction: column;
}

.roi-calc__profit-title {
  font-size: 0.875rem;
  color: #3c4f7f;
  font-weight: 600;
}

.roi-calc__profit-subtitle {
  font-size: 0.75rem;
  color: #7b90c4;
  font-weight: 700;
}

.roi-calc__profit-amount {
  font-size: 1.875rem;
  font-weight: 800;
  color: #132042;

}

@media (min-width: 768px) {
  .roi-calc__profit-amount {
    font-size: 2.25rem;
  }
}

.roi-calc__profit-bar {
  margin-top: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.roi-calc__profit-bar-track {
  height: 0.375rem;
  flex: 1;
  background: rgba(90, 123, 255, 0.17);
  border-radius: 9999px;
  overflow: hidden;
}

.roi-calc__profit-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #5a7bff, #19d0ff);
  box-shadow: 0 0 16px rgba(25, 208, 255, 0.6);
  border-radius: 9999px;
  width: 0;
}

.roi-calc__profit-percent {
  font-size: 0.875rem;
  color: #7b90c4;
  font-weight: 700;
}

.roi-calc__disclaimer {
  background: rgba(90, 123, 255, 0.06);
  border: 1px solid rgba(90, 123, 255, 0.22);
  border-radius: 12px;
  padding: 1rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.roi-calc__disclaimer-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: #5a7bff;
  flex-shrink: 0;
  margin-top: 0.125rem;
  opacity: 0.7;
}

.roi-calc__disclaimer-text {
  font-size: 0.75rem;
  color: #3c4f7f;
  line-height: 1.68;
}

@media screen and (max-width: 768px) {
  .roi-calc {
    padding-block: 2rem;
  }
}

@media (max-width: 360px) {
  .roi-calc__container {
    padding-inline: 0.5rem;
  }
}

@media (max-width: 320px) {
  .roi-calc__value,
  .roi-calc__profit-amount {
    font-size: 1.5rem;
  }
}