/* 3D quote calculator modal — B.LAB */

.calc-modal {
  position: fixed;
  inset: 0;
  z-index: 1100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 12px;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.calc-modal.is-open {
  opacity: 1;
  visibility: visible;
}

.calc-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  backdrop-filter: blur(4px);
}

.calc-modal__dialog {
  position: relative;
  width: min(1080px, 100%);
  max-height: calc(100vh - 24px);
  background: #fff;
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28);
  transform: translateY(16px) scale(0.98);
  transition: transform 0.3s ease;
}

.calc-modal.is-open .calc-modal__dialog {
  transform: translateY(0) scale(1);
}

.calc-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border: 0;
  border-radius: 50%;
  background: transparent;
  color: #111;
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
  transition: background 0.2s ease;
}

.calc-modal__close:hover {
  background: rgba(0, 0, 0, 0.06);
}

.calc-modal__body {
  max-height: calc(100vh - 24px);
  overflow: hidden;
  padding: 20px 22px 18px;
}

.calc-modal__body.is-scrollable {
  overflow: auto;
}

.calc-modal__header {
  padding-right: 40px;
  margin-bottom: 12px;
}

.calc-modal__brand {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.calc-modal__title {
  margin: 0 0 6px;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 300;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text);
}

.calc-modal__lead {
  margin: 0;
  max-width: 720px;
  font-family: var(--font-desc);
  font-size: 13px;
  line-height: 1.4;
  color: var(--text-muted);
}

.calc-modal__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(220px, 0.75fr);
  gap: 10px;
}

.calc-modal__col {
  display: grid;
  gap: 8px;
  align-content: start;
}

.calc-card {
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px;
}

.calc-card--stat {
  background: #f3f3f3;
}

.calc-card--info p,
.calc-card--info .calc-muted--compact {
  margin: 0;
  line-height: 1.4;
}

.calc-card__title,
.calc-card__label {
  margin: 0 0 8px;
  font-family: var(--font-heading);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text);
}

.calc-card__row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 8px;
}

.calc-card__row .calc-card__label {
  margin-bottom: 0;
}

.calc-stat {
  margin: 0;
  font-family: var(--font-heading);
  font-size: 28px;
  font-weight: 300;
  letter-spacing: 0.04em;
  color: var(--text);
}

.calc-dropzone {
  border: 1px dashed #c8c8c8;
  border-radius: 12px;
  padding: 12px 10px;
  text-align: center;
  background: #fff;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.calc-dropzone.is-dragover {
  border-color: #111;
  background: #f7f7f7;
}

.calc-dropzone__text {
  margin: 0 0 4px;
  font-family: var(--font-desc);
  font-size: 13px;
  color: var(--text);
}

.calc-muted {
  margin: 0;
  font-family: var(--font-desc);
  font-size: 12px;
  line-height: 1.35;
  color: var(--text-muted);
}

.calc-muted--small {
  font-size: 11px;
  margin-top: 6px;
}

.calc-muted--compact {
  font-size: 11px;
  line-height: 1.35;
}

.calc-field {
  display: block;
  margin-bottom: 8px;
}

.calc-field:last-of-type {
  margin-bottom: 0;
}

.calc-field__label {
  display: block;
  margin-bottom: 4px;
  font-family: var(--font-desc);
  font-size: 12px;
  color: var(--text);
}

.calc-field__optional {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: none;
  letter-spacing: 0;
}

.calc-field__req {
  color: #b42318;
}

.calc-input {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid #d9d9d9;
  border-radius: 9px;
  font-family: var(--font-desc);
  font-size: 14px;
  color: var(--text);
  background: #fff;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.calc-input:focus {
  outline: none;
  border-color: #111;
  box-shadow: 0 0 0 3px rgba(17, 17, 17, 0.08);
}

.calc-card--contacts .calc-muted--small {
  margin-top: 4px;
  margin-bottom: 0;
}

.calc-materials {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 6px;
}

.calc-material-btn {
  min-height: 34px;
  padding: 7px 8px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  font-family: var(--font-heading);
  font-size: 11px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.calc-material-btn.is-active {
  border-color: #111;
  background: #111;
  color: #fff;
}

.calc-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 0;
  border-radius: 999px;
  padding: 11px 18px;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, opacity 0.2s ease;
}

.calc-btn--primary {
  background: #111;
  color: #fff;
}

.calc-btn--primary:hover:not(:disabled) {
  background: #333;
}

.calc-btn--secondary {
  background: #111;
  color: #fff;
  cursor: pointer;
  padding: 9px 16px;
  font-size: 11px;
}

.calc-btn--ghost {
  width: 100%;
  margin-top: 6px;
  background: #fff;
  color: var(--text);
  border: 1px solid var(--border);
  padding: 9px 14px;
}

.calc-btn--full {
  width: 100%;
  margin-top: 10px;
}

.calc-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.calc-upload-list {
  display: grid;
  gap: 6px;
  margin-top: 8px;
  max-height: 88px;
  overflow: auto;
}

.calc-upload-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 72px auto auto;
  gap: 6px;
  align-items: center;
  padding: 7px 10px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  font-family: var(--font-desc);
  font-size: 12px;
}

.calc-qty-input {
  width: 100%;
  padding: 5px 6px;
  border: 1px solid #d9d9d9;
  border-radius: 7px;
  font-family: var(--font-desc);
  font-size: 12px;
}

.calc-upload-ok {
  color: #3d7a3d;
  font-weight: 700;
  font-size: 12px;
}

.calc-remove-btn {
  border: 0;
  background: transparent;
  color: var(--text-muted);
  font-size: 16px;
  cursor: pointer;
  line-height: 1;
}

.calc-summary {
  min-height: 52px;
  max-height: 72px;
  overflow: auto;
  padding: 8px 10px;
  border: 1px dashed #d4d4d4;
  border-radius: 10px;
  background: #fff;
  font-family: var(--font-desc);
  font-size: 11px;
  color: var(--text-muted);
}

.calc-summary-item {
  margin-bottom: 4px;
}

.calc-error {
  margin: 6px 0 0;
  font-family: var(--font-desc);
  font-size: 12px;
  color: #b42318;
}

.calc-error:empty {
  display: none;
}

.calc-screen {
  padding: 4px 0;
}

.calc-screen--center {
  text-align: center;
  padding: 16px 10px;
}

.calc-screen__title {
  margin: 0 0 12px;
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 300;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.calc-loader {
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  border: 3px solid #e8e8e8;
  border-top-color: #111;
  animation: calc-spin 0.9s linear infinite;
}

@keyframes calc-spin {
  to { transform: rotate(360deg); }
}

.calc-steps {
  display: grid;
  gap: 6px;
  max-width: 400px;
  margin: 0 auto 12px;
  text-align: left;
}

.calc-step {
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 9px;
  font-family: var(--font-desc);
  font-size: 12px;
  color: var(--text-muted);
  background: #fafafa;
}

.calc-step.is-active {
  border-color: #111;
  color: var(--text);
  background: #f3f3f3;
}

.calc-progress {
  max-width: 400px;
  height: 6px;
  margin: 0 auto;
  border-radius: 999px;
  background: #e8e8e8;
  overflow: hidden;
}

.calc-progress span {
  display: block;
  height: 100%;
  width: 0;
  background: #111;
  transition: width 0.2s linear;
}

.calc-result-table {
  display: grid;
  gap: 0;
  margin-bottom: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.calc-result-table > div {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 9px 12px;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-desc);
  font-size: 13px;
}

.calc-result-table > div:last-child {
  border-bottom: 0;
  background: #f7f7f7;
}

.calc-result-table strong {
  font-family: var(--font-heading);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.calc-success-icon {
  width: 56px;
  height: 56px;
  margin: 0 auto 12px;
  border: 2px solid #111;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-size: 26px;
  color: #111;
}

body.calc-modal-open {
  overflow: hidden;
}

@media (max-width: 900px) {
  .calc-modal__grid {
    grid-template-columns: 1fr;
  }

  .calc-modal__body {
    overflow: auto;
    padding: 18px 16px 16px;
  }

  .calc-modal__title {
    font-size: 22px;
  }

  .calc-materials {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .calc-upload-item {
    grid-template-columns: 1fr;
  }
}

@media (max-height: 760px) {
  .calc-modal__body:not(.is-scrollable) {
    overflow: auto;
  }
}