/* Инь-Ян calculator — marketplace style */
.inyan-calc {
  --inyan-primary: #2b7fff;
  --inyan-primary-soft: color-mix(in srgb, var(--inyan-primary) 12%, white);
  --inyan-bg-soft: #f5f7fa;
  --inyan-text: #1a1a1a;
  --inyan-muted: #5c6370;
  --inyan-dim: #8b939f;
  --inyan-border: #e8ecf2;
  --inyan-radius: 20px;
  font-family: Inter, system-ui, -apple-system, Segoe UI, sans-serif;
  color: var(--inyan-text);
}

.inyan-calc__head {
  text-align: center;
  margin-bottom: 28px;
}

.inyan-calc__title {
  margin: 0 0 8px;
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}

.inyan-calc__subtitle {
  margin: 0;
  font-size: 15px;
  color: var(--inyan-muted);
}

.inyan-calc__panel {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 24px;
  align-items: start;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--inyan-border);
  border-radius: var(--inyan-radius);
  box-shadow: 0 4px 20px rgba(26, 26, 26, 0.06);
}

.inyan-calc__form {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.inyan-calc__label {
  display: block;
  margin-bottom: 10px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--inyan-dim);
}

.inyan-calc__input-wrap {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 4px 4px 4px 18px;
  background: var(--inyan-bg-soft);
  border: 2px solid var(--inyan-border);
  border-radius: 12px;
}

.inyan-calc__input-wrap:focus-within {
  border-color: var(--inyan-primary);
}

.inyan-calc__input {
  flex: 1;
  width: 100%;
  min-width: 0;
  padding: 12px 0;
  margin: 0;
  border: 0 !important;
  border-radius: 0;
  background: transparent !important;
  box-shadow: none !important;
  outline: none !important;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--inyan-text);
  -moz-appearance: textfield;
  appearance: textfield;
}

.inyan-calc__input:focus,
.inyan-calc__input:hover,
.inyan-calc__input:active {
  border: 0 !important;
  box-shadow: none !important;
  outline: none !important;
}

.inyan-calc__input::-webkit-outer-spin-button,
.inyan-calc__input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
  display: none;
}

.inyan-calc__unit {
  padding: 10px 14px;
  border-radius: 8px;
  background: #fff;
  font-size: 13px;
  font-weight: 600;
  color: var(--inyan-dim);
}

.inyan-calc__types {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.inyan-calc__type {
  position: relative;
  display: block;
  padding: 16px 14px;
  border: 2px solid var(--inyan-border);
  border-radius: 12px;
  background: var(--inyan-bg-soft);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
}

.inyan-calc__type:hover {
  border-color: color-mix(in srgb, var(--inyan-primary) 40%, white);
}

.inyan-calc__type.is-selected {
  border-color: var(--inyan-primary);
  background: var(--inyan-primary-soft);
}

.inyan-calc__type input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.inyan-calc__type-check {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 16px;
  height: 16px;
  border: 2px solid var(--inyan-dim);
  border-radius: 50%;
}

.inyan-calc__type.is-selected .inyan-calc__type-check {
  border-color: var(--inyan-primary);
  background: var(--inyan-primary);
  box-shadow: inset 0 0 0 3px #fff;
}

.inyan-calc__type-body {
  display: flex;
  flex-direction: column;
  gap: 4px;
  align-items: flex-start;
}

.inyan-calc__type-icon {
  display: block;
  width: 36px;
  height: 36px;
  object-fit: contain;
  margin-bottom: 2px;
}

.inyan-calc__type-name {
  font-size: 14px;
  font-weight: 600;
}

.inyan-calc__type-price {
  font-size: 13px;
  font-weight: 600;
  color: var(--inyan-primary);
}

.inyan-calc__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.inyan-calc__chip {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 2px solid var(--inyan-border);
  border-radius: 999px;
  background: var(--inyan-bg-soft);
  font-size: 13px;
  color: var(--inyan-muted);
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s, color 0.2s;
}

.inyan-calc__chip input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.inyan-calc__chip:hover {
  border-color: color-mix(in srgb, var(--inyan-primary) 40%, white);
}

.inyan-calc__chip.is-selected {
  border-color: var(--inyan-primary);
  background: var(--inyan-primary-soft);
  color: var(--inyan-text);
}

.inyan-calc__chip-price {
  font-size: 11px;
  font-weight: 700;
  color: var(--inyan-primary);
}

.inyan-calc__summary {
  padding: 24px;
  border: 2px solid color-mix(in srgb, var(--inyan-primary) 35%, white);
  border-radius: var(--inyan-radius);
  background: var(--inyan-primary-soft);
}

.inyan-calc__summary-head {
  margin-bottom: 16px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--inyan-primary);
}

.inyan-calc__row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--inyan-muted);
}

.inyan-calc__row span:last-child {
  font-weight: 600;
  color: var(--inyan-text);
}

.inyan-calc__divider {
  height: 1px;
  margin: 10px 0;
  background: var(--inyan-border);
}

.inyan-calc__total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 12px;
  padding: 6px 0 18px;
  font-weight: 600;
}

.inyan-calc__total span:last-child {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--inyan-primary);
  line-height: 1;
}

.inyan-calc__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 14px 20px;
  border: 0;
  border-radius: 999px;
  background: var(--inyan-primary);
  color: #fff;
  font: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: filter 0.2s, opacity 0.2s;
}

.inyan-calc__btn:hover {
  filter: brightness(0.95);
}

@media (max-width: 900px) {
  .inyan-calc__panel {
    grid-template-columns: 1fr;
    padding: 20px;
  }

  .inyan-calc__types {
    grid-template-columns: 1fr;
  }
}