/* Tela operacional da calculadora — isolada das páginas comerciais. */
.page-calculadora {
  min-width: 320px;
  min-height: 100vh;
  overflow-x: hidden;
  background: #f3f6fa;
  color: var(--color-text);
}

.calculator-topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 64px;
  padding: 8px clamp(14px, 2.2vw, 34px);
  border-bottom: 1px solid var(--color-border);
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 2px 12px rgba(15, 44, 92, 0.06);
  backdrop-filter: blur(10px);
}

.calculator-brand {
  display: inline-flex;
  align-items: center;
  color: var(--color-navy);
  text-decoration: none;
}

.calculator-brand {
  gap: 10px;
}

.calculator-brand img {
  width: 46px;
  height: 46px;
  object-fit: contain;
}

.calculator-brand strong {
  font-size: 0.98rem;
  line-height: 1.2;
}

.calculator-header-clear {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 38px;
  padding: 7px 12px;
  border: 1px solid var(--color-border);
  border-radius: 9px;
  background: var(--color-white);
  color: var(--color-navy);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.calculator-header-clear:hover:not(:disabled) {
  border-color: rgba(180, 35, 24, 0.35);
  background: #fff7f6;
  color: var(--color-danger);
}

.calculator-header-clear:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.calculator-header-clear .material-symbols-rounded {
  font-size: 1.05rem;
}

.calculator-workspace {
  width: 100%;
  max-width: 1600px;
  margin: 0 auto;
  padding: 16px clamp(12px, 2vw, 28px) 36px;
}

.calculator-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 16px;
  align-items: start;
}

.calculator-panel {
  min-width: 0;
}

.calculator-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.calculator-toolbar {
  position: sticky;
  top: 73px;
  z-index: 30;
  margin-bottom: 12px;
  padding: 9px 10px;
  border: 1px solid var(--color-border);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
}

.calculator-fulfillment {
  width: 100%;
}

.calculator-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 8px;
}

.calculator-filter {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 32px;
  padding: 5px 9px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  background: var(--color-white);
  color: var(--color-navy);
  font: inherit;
  font-size: 0.7rem;
  font-weight: 700;
  white-space: nowrap;
  cursor: pointer;
}

.calculator-filter .material-symbols-rounded {
  font-size: 0.95rem;
}

.calculator-filter:hover,
.calculator-filter.is-active {
  border-color: var(--color-blue);
  background: var(--color-blue);
  color: var(--color-white);
}

.calculator-products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
  gap: 9px;
}

.calculator-product {
  position: relative;
  min-width: 0;
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: 12px;
  background: var(--color-white);
  box-shadow: 0 1px 2px rgba(15, 44, 92, 0.03);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);
}

.calculator-product:hover {
  border-color: rgba(26, 92, 184, 0.45);
  box-shadow: 0 5px 14px rgba(15, 44, 92, 0.09);
  transform: translateY(-1px);
}

.calculator-product.is-selected {
  border-color: var(--color-blue);
  background: #f7faff;
  box-shadow: 0 0 0 2px rgba(26, 92, 184, 0.12);
}

.calculator-product-select {
  display: grid;
  grid-template-rows: 50px 2.55em auto;
  gap: 5px;
  align-items: center;
  width: 100%;
  min-height: 116px;
  padding: 9px 8px 7px;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: center;
  cursor: pointer;
}

.calculator-product-image {
  width: 50px;
  height: 50px;
  margin: 0 auto;
  object-fit: contain;
}

.calculator-product-name {
  display: -webkit-box;
  overflow: hidden;
  color: var(--color-navy);
  font-size: 0.73rem;
  font-weight: 700;
  line-height: 1.28;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.calculator-product-price {
  color: var(--color-blue);
  font-size: 0.8rem;
  font-weight: 800;
}

.calculator-product-quantity-badge {
  position: absolute;
  top: 7px;
  right: 7px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 25px;
  height: 25px;
  padding: 0 6px;
  border-radius: var(--radius-pill);
  background: var(--color-blue);
  color: var(--color-white);
  font-size: 0.72rem;
  font-weight: 800;
}

.calculator-product-action {
  height: 36px;
  border-top: 1px solid var(--color-border);
}

.calculator-add-product {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  width: 100%;
  height: 100%;
  border: 0;
  background: #f4f8ff;
  color: var(--color-blue);
  font: inherit;
  font-size: 0.7rem;
  font-weight: 800;
  cursor: pointer;
}

.calculator-add-product .material-symbols-rounded {
  font-size: 1rem;
}

.calculator-quantity {
  display: grid;
  grid-template-columns: 38px minmax(38px, 1fr) 38px;
  width: 100%;
  height: 100%;
  background: var(--color-white);
}

.calculator-quantity button,
.calculator-quantity output {
  width: 100%;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--color-navy);
  font: inherit;
  font-size: 0.8rem;
  font-weight: 800;
  text-align: center;
}

.calculator-quantity button {
  color: var(--color-blue);
  font-size: 1rem;
  cursor: pointer;
}

.calculator-quantity button:hover:not(:disabled) {
  background: var(--color-sky);
}

.calculator-quantity button:disabled {
  color: #b8bec8;
  cursor: not-allowed;
}

.calculator-quantity output {
  display: flex;
  align-items: center;
  justify-content: center;
  border-right: 1px solid var(--color-border);
  border-left: 1px solid var(--color-border);
}

.calculator-no-results,
.calculator-error {
  padding: 24px;
  border: 1px dashed var(--color-border);
  border-radius: 12px;
  background: var(--color-white);
  color: var(--color-text-muted);
  text-align: center;
}

.calculator-error {
  border-color: rgba(180, 35, 24, 0.35);
  background: #fff7f6;
  color: var(--color-danger);
}

.calculator-summary {
  position: sticky;
  top: 80px;
  max-height: calc(100vh - 96px);
  overflow-y: auto;
  border: 1px solid var(--color-border);
  border-radius: 14px;
  background: var(--color-white);
  box-shadow: 0 8px 24px rgba(15, 44, 92, 0.09);
  scrollbar-width: thin;
}

.calculator-summary-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px 12px;
  border-bottom: 1px solid var(--color-border);
}

.calculator-summary-heading span:first-child {
  display: block;
  margin-bottom: 1px;
  color: var(--color-text-muted);
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.calculator-summary-heading h2 {
  margin: 0;
  color: var(--color-navy);
  font-size: 1.12rem;
}

.calculator-count-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 29px;
  height: 29px;
  padding: 0 8px;
  border-radius: var(--radius-pill);
  background: var(--color-amber);
  color: var(--color-navy);
  font-size: 0.76rem;
  font-weight: 800;
}

.calculator-selected-items {
  display: grid;
  gap: 8px;
  max-height: 190px;
  padding: 12px 16px;
  overflow-y: auto;
  border-bottom: 1px solid var(--color-border);
  scrollbar-width: thin;
}

.calculator-empty {
  padding: 10px 4px;
  color: var(--color-text-muted);
  text-align: center;
}

.calculator-empty .material-symbols-rounded {
  margin-bottom: 3px;
  color: #a5adba;
  font-size: 1.6rem;
}

.calculator-empty p {
  margin: 0;
  font-size: 0.76rem;
}

.calculator-selected-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding-bottom: 8px;
  border-bottom: 1px solid #edf0f4;
}

.calculator-selected-item:last-child {
  padding-bottom: 0;
  border-bottom: 0;
}

.calculator-selected-item > div:first-child {
  min-width: 0;
}

.calculator-selected-item strong {
  display: block;
  color: var(--color-navy);
  font-size: 0.74rem;
  line-height: 1.3;
}

.calculator-selected-item span {
  display: block;
  margin-top: 1px;
  color: var(--color-text-muted);
  font-size: 0.65rem;
}

.calculator-selected-value {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-shrink: 0;
}

.calculator-selected-value button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 27px;
  height: 27px;
  border: 0;
  border-radius: 7px;
  background: transparent;
  color: #9ca3af;
  cursor: pointer;
}

.calculator-selected-value button:hover {
  background: #fff1f0;
  color: var(--color-danger);
}

.calculator-selected-value .material-symbols-rounded {
  font-size: 1rem;
}

.calculator-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 6px;
  width: 100%;
}

.calculator-choice {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  min-height: 37px;
  padding: 6px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  background: var(--color-white);
  color: var(--color-navy);
  font: inherit;
  font-size: 0.68rem;
  font-weight: 700;
  cursor: pointer;
}

.calculator-choice .material-symbols-rounded {
  font-size: 0.95rem;
}

.calculator-choice:hover,
.calculator-choice.is-active {
  border-color: var(--color-blue);
  background: var(--color-sky);
  color: var(--color-blue-dark);
}

.calculator-totals {
  display: grid;
  gap: 6px;
  padding: 13px 16px;
}

.calculator-total-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--color-text-muted);
  font-size: 0.76rem;
}

.calculator-total-row strong {
  color: var(--color-navy);
}

.calculator-total-row--grand {
  margin-top: 3px;
  padding-top: 10px;
  border-top: 1px solid var(--color-border);
  color: var(--color-navy);
  font-size: 0.88rem;
  font-weight: 800;
}

.calculator-total-row--grand strong {
  color: var(--color-blue);
  font-size: 1.35rem;
}

.calculator-floating-summary {
  display: none;
}

.calculator-confirm-open {
  overflow: hidden;
}

.calculator-confirm-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: grid;
  place-items: center;
  padding: 20px;
  background: rgba(8, 25, 54, 0.62);
  backdrop-filter: blur(3px);
}

.calculator-confirm-modal[hidden] {
  display: none;
}

.calculator-confirm-card {
  width: min(100%, 340px);
  padding: 22px 20px 18px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 16px;
  background: var(--color-white);
  box-shadow: 0 20px 55px rgba(8, 25, 54, 0.3);
  text-align: center;
}

.calculator-confirm-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  margin-bottom: 10px;
  border-radius: 50%;
  background: #fff1f0;
  color: var(--color-danger);
  font-size: 1.45rem;
}

.calculator-confirm-card h2 {
  margin: 0;
  color: var(--color-navy);
  font-size: 1.12rem;
}

.calculator-confirm-card p {
  margin: 7px 0 18px;
  color: var(--color-text-muted);
  font-size: 0.8rem;
  line-height: 1.45;
}

.calculator-confirm-actions {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.calculator-confirm-actions button {
  min-height: 42px;
  border-radius: 9px;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  cursor: pointer;
}

.calculator-confirm-cancel {
  border: 1px solid var(--color-border);
  background: var(--color-white);
  color: var(--color-navy);
}

.calculator-confirm-submit {
  border: 1px solid var(--color-danger);
  background: var(--color-danger);
  color: var(--color-white);
}

.calculator-confirm-cancel:hover {
  border-color: var(--color-blue);
  color: var(--color-blue);
}

.calculator-confirm-submit:hover {
  filter: brightness(0.92);
}

.calculator-filter:focus-visible,
.calculator-product-select:focus-visible,
.calculator-add-product:focus-visible,
.calculator-quantity button:focus-visible,
.calculator-choice:focus-visible,
.calculator-selected-value button:focus-visible,
.calculator-floating-summary:focus-visible,
.calculator-header-clear:focus-visible,
.calculator-confirm-actions button:focus-visible {
  outline: 3px solid rgba(26, 92, 184, 0.25);
  outline-offset: 2px;
}

@media (max-width: 1050px) {
  .page-calculadora {
    padding-bottom: 0;
  }

  .calculator-workspace {
    padding-bottom: calc(var(--calculator-bottom-clearance, 100px) + env(safe-area-inset-bottom, 0px));
    scroll-padding-bottom: calc(var(--calculator-bottom-clearance, 100px) + env(safe-area-inset-bottom, 0px));
    transition: padding-bottom var(--transition-fast);
  }

  .calculator-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .calculator-summary {
    position: fixed;
    top: auto;
    right: 12px;
    bottom: calc(80px + env(safe-area-inset-bottom, 0px));
    left: 12px;
    z-index: 119;
    max-height: calc(100vh - 104px - env(safe-area-inset-bottom, 0px));
    border-color: rgba(255, 255, 255, 0.14);
    background: var(--color-navy);
    color: var(--color-white);
    visibility: hidden;
    opacity: 0;
    transform: translateY(18px);
    pointer-events: none;
    transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
  }

  .calculator-summary.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
  }

  .calculator-summary-heading,
  .calculator-selected-items {
    border-bottom-color: rgba(255, 255, 255, 0.14);
  }

  .calculator-selected-items {
    max-height: 176px;
  }

  .calculator-summary-heading span:first-child,
  .calculator-selected-item span,
  .calculator-total-row,
  .calculator-empty {
    color: rgba(255, 255, 255, 0.72);
  }

  .calculator-summary-heading h2,
  .calculator-selected-item strong,
  .calculator-selected-value strong,
  .calculator-total-row strong,
  .calculator-total-row--grand {
    color: var(--color-white);
  }

  .calculator-selected-item {
    border-bottom-color: rgba(255, 255, 255, 0.1);
  }

  .calculator-empty .material-symbols-rounded {
    color: rgba(255, 255, 255, 0.55);
  }

  .calculator-selected-value button {
    color: rgba(255, 255, 255, 0.68);
  }

  .calculator-selected-value button:hover {
    background: rgba(255, 255, 255, 0.12);
    color: var(--color-white);
  }

  .calculator-total-row--grand {
    border-top-color: rgba(255, 255, 255, 0.18);
  }

  .calculator-total-row--grand strong {
    color: var(--color-amber);
  }

  .calculator-floating-summary {
    position: fixed;
    right: 12px;
    bottom: calc(10px + env(safe-area-inset-bottom, 0px));
    left: 12px;
    z-index: 120;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    min-height: 62px;
    padding: 10px 14px;
    border: 1px solid rgba(26, 92, 184, 0.25);
    border-radius: 14px;
    background: var(--color-navy);
    color: var(--color-white);
    box-shadow: 0 10px 30px rgba(15, 44, 92, 0.3);
    font: inherit;
    text-align: left;
    cursor: pointer;
  }

  .calculator-floating-summary > span:first-child {
    display: grid;
    gap: 1px;
  }

  .calculator-floating-summary small {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.67rem;
  }

  .calculator-floating-summary strong {
    font-size: 1.2rem;
  }

  .calculator-floating-action {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    font-size: 0.74rem;
    font-weight: 700;
  }

  .calculator-floating-action .material-symbols-rounded {
    font-size: 1.1rem;
    transition: transform var(--transition-fast);
  }

  .calculator-floating-summary.is-open .calculator-floating-action .material-symbols-rounded {
    transform: rotate(180deg);
  }
}

@media (max-width: 680px) {
  .calculator-topbar {
    min-height: 58px;
    padding: 6px 12px;
  }

  .calculator-brand img {
    width: 42px;
    height: 42px;
  }

  .calculator-brand strong {
    font-size: 0.86rem;
  }

  .calculator-workspace {
    padding: 12px 10px calc(var(--calculator-bottom-clearance, 100px) + env(safe-area-inset-bottom, 0px));
  }

  .calculator-toolbar {
    top: 65px;
    margin-bottom: 8px;
    padding: 7px 8px;
  }

  .calculator-fulfillment {
    display: block;
  }

  .calculator-choice-grid {
    flex: 1;
  }

  .calculator-filters {
    flex-wrap: nowrap;
    margin-right: -8px;
    margin-left: -8px;
    padding: 0 8px 2px;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .calculator-filters::-webkit-scrollbar {
    display: none;
  }

  .calculator-products-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .calculator-product-select {
    min-height: 112px;
  }

  .calculator-summary-heading,
  .calculator-selected-items,
  .calculator-totals {
    padding-right: 14px;
    padding-left: 14px;
  }

}

@media (max-width: 380px) {
  .calculator-product-name {
    font-size: 0.69rem;
  }

  .calculator-product-price {
    font-size: 0.75rem;
  }
}