/* ===============================================================
   Calculator Module — shared styles
   Default palette: purple (#580091).
   Override result background and title size via $calc_result_bg /
   $calc_title_size params in calculator.php.
   =============================================================== */

.section-calculator {
  margin: 70px auto 100px;
  padding: 0 20px;
}

.section-calculator__title {
  font-size: 36px !important;
  font-weight: 700;
  color: #2f2320;
  text-align: center;
  margin-bottom: 16px;
}

.section-calculator__subtitle {
  font-size: 18px;
  color: #6b6563;
  text-align: center;
  margin-bottom: 60px;
  line-height: 1.6;
}

.calculator {
  width: 100%;
}

.calculator__body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 48px;
}

.calculator__controls {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.calculator__control {
  position: relative;
  height: 100%;
}

.calculator__control-label {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: #6b6563;
  margin-bottom: 0;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.calculator__control-value {
  font-size: 36px;
  font-weight: 700;
  color: #580091;
  margin-bottom: 12px;
  display: flex;
  text-align: center;
  justify-content: center;
  align-items: baseline;
  gap: 8px;
}

.calculator__control-unit {
  font-size: 20px;
  font-weight: 400;
}

.calculator__range {
  width: 100%;
  height: 8px;
  -webkit-appearance: none;
  appearance: none;
  background: transparent;
  outline: none;
  border-radius: 8px;
  position: relative;
  cursor: pointer;
}

.calculator__range::-webkit-slider-track {
  width: 100%;
  height: 8px;
  background: rgba(88, 0, 145, 0.1);
  border-radius: 8px;
}

.calculator__range::-moz-range-track {
  width: 100%;
  height: 8px;
  background: rgba(88, 0, 145, 0.1);
  border-radius: 8px;
}

.calculator__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  background: #580091;
  border-radius: 50%;
  cursor: pointer;
  box-shadow:
    0 0 0 4px rgba(88, 0, 145, 0.2),
    0 4px 12px rgba(88, 0, 145, 0.4);
  transition: all 0.2s ease;
}

.calculator__range::-moz-range-thumb {
  width: 24px;
  height: 24px;
  background: #580091;
  border-radius: 50%;
  cursor: pointer;
  border: none;
  box-shadow:
    0 0 0 4px rgba(88, 0, 145, 0.2),
    0 4px 12px rgba(88, 0, 145, 0.4);
  transition: all 0.2s ease;
}

.calculator__range::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  box-shadow:
    0 0 0 6px rgba(88, 0, 145, 0.3),
    0 6px 16px rgba(88, 0, 145, 0.5);
}

.calculator__range::-moz-range-thumb:hover {
  transform: scale(1.15);
  box-shadow:
    0 0 0 6px rgba(88, 0, 145, 0.3),
    0 6px 16px rgba(88, 0, 145, 0.5);
}

/* RTL: sliders always increase left-to-right */
html[dir="rtl"] .calculator__range {
  direction: ltr;
}

.calculator__range-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 12px;
  font-size: 14px;
  color: #6b6563;
}

.calculator__result {
  position: relative;
  height: 100%;
  background: #580091;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  padding: 28px;
  transition: all 0.3s ease;
}

.calculator__result:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 30px rgba(88, 0, 145, 0.4);
}

.calculator__result-header {
  text-align: center;
  margin-bottom: 40px;
}

.calculator__result-label {
  font-size: 24px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.8);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.calculator__result-total {
  font-size: 42px;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}

.calculator__result-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.calculator__stat {
  padding: 24px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 16px;
  transition: all 0.3s ease;
}

.calculator__stat:hover {
  background: rgba(255, 255, 255, 0.15);
  border-color: rgba(255, 255, 255, 0.25);
  transform: translateY(-2px);
}

.calculator__stat-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.calculator__stat-value {
  font-size: 28px;
  font-weight: 700;
  color: #fff;
}

.calculator__stat-value--accent {
  color: #fff;
}

.calculator__footer {
  text-align: center;
  display: flex;
  justify-content: center;
}

.calculator__button {
  display: block;
  max-width: 350px;
  margin: 0 auto;
  padding: 18px 30px;
  background: #046bd2;
  color: #fff;
  font-size: 18px;
  font-weight: 700;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: 50px;
  cursor: pointer;
  transition: all 0.3s ease;
  box-shadow: 0 4px 20px rgba(88, 0, 145, 0.4);
}

.calculator__button:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 30px rgba(88, 0, 145, 0.6);
  background: #4a0079;
}

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

@media (max-width: 900px) {
  .calculator__body {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .calculator__result {
    order: -1;
  }
}

@media (max-width: 768px) {
  .section-calculator {
    margin-top: 60px;
    margin-bottom: 60px;
  }

  .section-calculator__title {
    font-size: 28px;
  }

  .section-calculator__subtitle {
    font-size: 16px;
    margin-bottom: 40px;
  }

  .calculator__controls {
    gap: 24px;
  }

  .calculator__control-value {
    font-size: 24px;
  }

  .calculator__control-unit {
    font-size: 16px;
  }

  .calculator__result {
    padding: 24px 20px;
  }

  .calculator__result-header {
    margin-bottom: 28px;
  }

  .calculator__result-label {
    font-size: 16px;
    margin-bottom: 12px;
  }

  .calculator__result-total {
    font-size: 32px;
  }

  .calculator__result-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .calculator__stat {
    padding: 16px 12px;
  }

  .calculator__stat-label {
    font-size: 11px;
    margin-bottom: 8px;
  }

  .calculator__stat-value {
    font-size: 22px;
  }

  .calculator__footer {
    margin-top: 32px;
  }

  .calculator__button {
    padding: 16px 32px;
    font-size: 16px;
    width: 100%;
    max-width: 100%;
  }
}