.print-section {
  padding: 2rem 1rem 6rem;
}

.print-container {
  width: 100%;
  max-width: 1250px;
  margin: 0 auto;
}

.print-intro {
  max-width: 800px;
  margin-bottom: 2.5rem;
}

.print-eyebrow {
  display: flex;
  align-items: center;
  gap: .7rem;
  font-family: Cairo,sans-serif;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--bs-primary);
  margin-bottom: 1rem;
}

.print-eyebrow-line {
  width: 35px;
  height: 2px;
  background: var(--bs-primary);
}

.print-intro h1 {
  margin: 0 0 1rem;
  font-family: Cairo,sans-serif;
  font-size: clamp(2.7rem,8vw,5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--bs-secondary);
}

.print-intro p {
  margin: 0;
  font-family: Raleway,sans-serif;
  font-size: clamp(1rem,2vw,1.15rem);
  line-height: 1.8;
  color: var(--bs-secondary);
}

.print-process {
  display: grid;
  grid-template-columns: minmax(0,1fr) 330px;
  gap: 2rem;
  align-items: start;
}

.print-main {
  min-width: 0;
}

.print-card, .progress-card {
  background: #fff;
  border-radius: 22px;
  padding: clamp(1.25rem,3vw,2rem);
  box-shadow: 0 15px 45px rgba(0,0,0,.07);
}

.print-card h2, .print-card h3, .print-card h4, .print-card h5, .print-card h6 {
  font-family: Cairo,sans-serif;
  font-weight: 700;
  color: var(--bs-secondary);
}

.print-card p {
  font-family: Raleway,sans-serif;
  line-height: 1.8;
  color: var(--bs-secondary);
}

.drop-zone {
  min-height: 300px;
  border: 2px dashed rgba(0,0,0,.14);
  border-radius: 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 1.5rem;
  cursor: pointer;
  transition: .2s ease;
}

.drop-zone:hover, .drop-zone.dragover {
  border-color: var(--bs-primary);
  background: rgba(var(--bs-primary-rgb),.035);
}

.drop-zone-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(var(--bs-primary-rgb),.1);
  color: var(--bs-primary);
  font-size: 2rem;
  margin-bottom: 1.25rem;
}

.drop-zone h3 {
  margin-bottom: .6rem;
  font-family: Cairo,sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bs-secondary);
}

.drop-zone p {
  max-width: 520px;
  color: #777;
  margin-bottom: 1.5rem;
  font-family: Raleway,sans-serif;
  line-height: 1.8;
}

.upload-button, .calculate-button, .secondary-button {
  border: 0;
  border-radius: 10px;
  padding: .9rem 1.6rem;
  font-family: Cairo,sans-serif;
  font-weight: 700;
  cursor: pointer;
  transition: .2s ease;
}

.upload-button, .calculate-button {
  background: var(--bs-primary);
  color: #fff;
}

.upload-button:hover, .calculate-button:hover {
  transform: translateY(-1px);
  opacity: .92;
}

.calculate-button {
  width: 100%;
  margin-top: 1.5rem;
}

.calculate-button:disabled {
  opacity: .6;
  cursor: wait;
}

.secondary-button {
  background: #f1f3f5;
  color: #222;
}

.selected-file {
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.15rem;
  border-radius: 14px;
  background: #f7f8fa;
  margin-bottom: 1.5rem;
}

.selected-file-icon {
  width: 45px;
  height: 45px;
  flex: 0 0 45px;
  border-radius: 12px;
  background: rgba(var(--bs-primary-rgb),.1);
  color: var(--bs-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Cairo,sans-serif;
  font-size: .85rem;
  font-weight: 800;
}

.selected-file-info {
  flex: 1;
  min-width: 0;
}

.selected-file-name {
  font-family: Cairo,sans-serif;
  font-weight: 700;
  color: var(--bs-secondary);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.selected-file-meta {
  color: #777;
  font-family: Raleway,sans-serif;
  font-size: .85rem;
  margin-top: .2rem;
}

.remove-file-button {
  border: 0;
  background: transparent;
  color: #dc3545;
  font-family: Cairo,sans-serif;
  font-weight: 600;
  cursor: pointer;
}

.model-viewer-wrapper {
  margin-top: 1.5rem;
}

.model-viewer {
  position: relative;
  width: 100%;
  height: 420px;
  overflow: hidden;
  border-radius: 16px;
  background: #f5f5f5;
}

.model-viewer canvas {
  display: block;
  width: 100%!important;
  height: 100%!important;
  touch-action: none;
  cursor: grab;
}

.model-viewer canvas:active {
  cursor: grabbing;
}

.viewer-help {
  pointer-events: none;
  margin-top: .6rem;
  color: #777;
  font-family: Raleway,sans-serif;
  font-size: .8rem;
  text-align: center;
}

.viewer-loading {
  pointer-events: none;
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,255,255,.7);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 2;
}

.model-information {
  display: grid;
  grid-template-columns: repeat(3,1fr);
  gap: 1rem;
  margin-top: 1rem;
}

.model-info-item {
  padding: 1rem;
  border-radius: 14px;
  background: #f7f8fa;
}

.model-info-label {
  color: #777;
  font-family: Cairo,sans-serif;
  font-size: .78rem;
  font-weight: 700;
  margin-bottom: .35rem;
}

.model-info-value {
  font-family: Raleway,sans-serif;
  font-weight: 700;
  color: var(--bs-secondary);
}

.configuration, .order-step-panel {
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid #eee;
}

.configuration-title {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.configuration-title > span {
  width: 35px;
  height: 35px;
  flex: 0 0 35px;
  border-radius: 50%;
  background: var(--bs-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Cairo,sans-serif;
  font-weight: 700;
}

.configuration-title h3 {
  margin: 0 0 .25rem;
  font-family: Cairo,sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--bs-secondary);
}

.configuration-title p {
  margin: 0;
  font-family: Raleway,sans-serif;
  line-height: 1.7;
  color: #777;
}

.configuration-grid, .customer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.configuration-field label, .form-field label {
  display: block;
  font-family: Cairo,sans-serif;
  font-size: .85rem;
  font-weight: 700;
  color: var(--bs-secondary);
  margin-bottom: .5rem;
}

.configuration-field select, .form-field input {
  width: 100%;
  border: 1px solid #ddd;
  border-radius: 10px;
  padding: .8rem .9rem;
  background: #fff;
  font-family: Raleway,sans-serif;
  outline: none;
}

.configuration-field select:focus, .form-field input:focus {
  border-color: var(--bs-primary);
  box-shadow: 0 0 0 3px rgba(var(--bs-primary-rgb),.08);
}

.range-wrapper {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.range-wrapper input {
  flex: 1;
}

.range-wrapper span {
  min-width: 45px;
  font-family: Cairo,sans-serif;
  font-weight: 700;
  color: var(--bs-secondary);
}

.calculation-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: .7rem;
  margin-top: 1rem;
  color: #666;
  font-family: Raleway,sans-serif;
}

.loading-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid #ddd;
  border-top-color: var(--bs-primary);
  border-radius: 50%;
  animation: spin .8s linear infinite;
}

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

.result {
  margin-top: 2rem;
  padding: 1.5rem;
  border-radius: 18px;
  background: #f7f8fa;
}

.result-header {
  margin-bottom: 1.25rem;
}

.result-eyebrow {
  display: block;
  font-family: Cairo,sans-serif;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--bs-primary);
  margin-bottom: .35rem;
}

.result-header h2 {
  margin: 0;
  font-family: Cairo,sans-serif;
  font-size: clamp(1.5rem,4vw,2rem);
  font-weight: 700;
  color: var(--bs-secondary);
}

.result-grid {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: .75rem;
}

.result-item {
  padding: 1rem;
  background: #fff;
  border-radius: 12px;
}

.result-item span {
  display: block;
  color: #777;
  font-family: Raleway,sans-serif;
  font-size: .78rem;
  margin-bottom: .35rem;
}

.result-price {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 1rem;
  padding: 1rem;
  border-radius: 12px;
  background: #fff;
}

.result-price strong {
  font-family: Cairo,sans-serif;
  font-size: 1.6rem;
  color: var(--bs-primary);
}

.delivery-section {
  margin-top: 1.75rem;
}

.delivery-section h4 {
  margin-bottom: .8rem;
  font-family: Cairo,sans-serif;
  font-weight: 700;
  color: var(--bs-secondary);
}

.delivery-options {
  display: grid;
  gap: .75rem;
}

.delivery-option {
  display: flex;
  gap: .8rem;
  align-items: flex-start;
  padding: 1rem;
  border: 1px solid #ddd;
  border-radius: 12px;
  cursor: pointer;
}

.delivery-option:hover {
  border-color: var(--bs-primary);
}

.delivery-option strong, .delivery-option small {
  display: block;
}

.delivery-option strong {
  font-family: Cairo,sans-serif;
  color: var(--bs-secondary);
}

.delivery-option small {
  color: #777;
  font-family: Raleway,sans-serif;
  margin-top: .2rem;
}

.payment-summary {
  border-radius: 14px;
  background: #f7f8fa;
  padding: 1rem 1.2rem;
}

.payment-summary-row, .payment-summary-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: .7rem 0;
}

.payment-summary-row {
  border-bottom: 1px solid #e5e5e5;
}

.payment-summary-total {
  font-family: Cairo,sans-serif;
  font-size: 1.15rem;
  padding-bottom: 0;
}

.payment-summary-total strong {
  font-size: 1.4rem;
  color: var(--bs-primary);
}

.payment-placeholder {
  text-align: center;
  padding: 2rem 1rem;
  margin-top: 1rem;
  border: 1px dashed #ddd;
  border-radius: 14px;
}

.payment-placeholder svg {
  font-size: 2rem;
  color: var(--bs-primary);
}

.payment-placeholder h4 {
  margin: .75rem 0 .35rem;
  font-family: Cairo,sans-serif;
  font-weight: 700;
  color: var(--bs-secondary);
}

.payment-placeholder p {
  color: #777;
  font-family: Raleway,sans-serif;
  line-height: 1.7;
  margin: 0;
}

.confirmation-panel {
  text-align: center;
}

.confirmation-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.25rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #198754;
  color: #fff;
  font-family: Cairo,sans-serif;
  font-size: 2.3rem;
  font-weight: 700;
}

.confirmation-panel h2 {
  margin-bottom: .5rem;
  font-family: Cairo,sans-serif;
  font-size: clamp(1.8rem,6vw,2.8rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--bs-secondary);
}

.confirmation-panel > p {
  color: #777;
  max-width: 550px;
  margin: 0 auto 1.5rem;
  font-family: Raleway,sans-serif;
  line-height: 1.8;
}

.order-number-box {
  max-width: 400px;
  margin: 0 auto 1.5rem;
  padding: 1.25rem;
  border-radius: 14px;
  background: #f7f8fa;
}

.order-number-box span, .order-number-box strong {
  display: block;
}

.order-number-box span {
  color: #777;
  font-family: Cairo,sans-serif;
  font-size: .8rem;
  font-weight: 700;
  margin-bottom: .4rem;
}

.order-number-box strong {
  color: var(--bs-primary);
  font-family: Cairo,sans-serif;
  font-size: 1.5rem;
}

.confirmation-summary {
  display: grid;
  grid-template-columns: repeat(4,1fr);
  gap: .75rem;
  margin-bottom: 1.5rem;
}

.confirmation-summary div {
  padding: 1rem;
  background: #f7f8fa;
  border-radius: 12px;
}

.confirmation-summary span, .confirmation-summary strong {
  display: block;
}

.confirmation-summary span {
  color: #777;
  font-family: Raleway,sans-serif;
  font-size: .78rem;
  margin-bottom: .3rem;
}

.confirmation-summary strong {
  font-family: Cairo,sans-serif;
  color: var(--bs-secondary);
}

.order-progress {
  position: sticky;
  top: 2rem;
}

.progress-card {
  padding: 1.5rem;
}

.progress-title {
  font-family: Cairo,sans-serif;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: #777;
  margin-bottom: 1.5rem;
}

.progress-steps {
  position: relative;
}

.progress-step {
  position: relative;
  display: flex;
  gap: .9rem;
  min-height: 90px;
  font-family: Cairo,sans-serif;
}

.progress-step:last-child {
  min-height: auto;
}

.progress-circle {
  position: relative;
  z-index: 2;
  width: 38px;
  height: 38px;
  flex: 0 0 38px;
  border-radius: 50%;
  border: 2px solid #d9dde2;
  background: #fff;
  color: #9aa0a6;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: Cairo,sans-serif;
  font-weight: 700;
  transition: .3s ease;
}

.progress-step.active .progress-circle {
  border-color: var(--bs-primary);
  background: var(--bs-primary);
  color: #fff;
  box-shadow: 0 0 0 5px rgba(var(--bs-primary-rgb),.1);
}

.progress-step.completed .progress-circle {
  border-color: #198754;
  background: #198754;
  color: #fff;
}

.step-check {
  display: none;
}

.progress-step.completed .step-number {
  display: none;
}

.progress-step.completed .step-check {
  display: inline;
}

.progress-line {
  position: absolute;
  top: 38px;
  left: 18px;
  width: 2px;
  height: 52px;
  background: #e1e4e8;
  transition: .3s ease;
}

.progress-step.completed .progress-line {
  background: #198754;
}

.progress-content {
  padding-top: .15rem;
}

.progress-content strong, .progress-content span {
  display: block;
}

.progress-content strong {
  font-family: Cairo,sans-serif;
  color: #9aa0a6;
  font-size: .92rem;
  font-weight: 700;
}

.progress-content span {
  color: #aaa;
  font-family: Raleway,sans-serif;
  font-size: .75rem;
  margin-top: .2rem;
  line-height: 1.4;
}

.progress-step.active .progress-content strong {
  color: #222;
}

.progress-step.completed .progress-content strong {
  color: #198754;
}

.progress-step.active .progress-content span, .progress-step.completed .progress-content span {
  color: #777;
}

.error-message {
  margin-top: 1rem;
  padding: .9rem 1rem;
  border-radius: 12px;
  background: #fff0f0;
  color: #b42318;
  font-family: Raleway,sans-serif;
  font-size: .9rem;
}

@media (max-width:991px) {
  .print-process {
    grid-template-columns: 1fr;
  }
}

@media (max-width:991px) {
  .order-progress {
    position: static;
    order: -1;
  }
}

@media (max-width:991px) {
  .progress-card {
    padding: 1rem 1.25rem;
  }
}

@media (max-width:991px) {
  .progress-steps {
    display: grid;
    grid-template-columns: repeat(5,1fr);
    gap: .5rem;
  }
}

@media (max-width:991px) {
  .progress-step {
    display: block;
    min-height: auto;
    text-align: center;
  }
}

@media (max-width:991px) {
  .progress-line {
    top: 18px;
    left: calc(50% + 19px);
    width: calc(100% - 38px);
    height: 2px;
  }
}

@media (max-width:991px) {
  .progress-circle {
    margin: 0 auto .6rem;
  }
}

@media (max-width:991px) {
  .progress-content span {
    display: none;
  }
}

@media (max-width:991px) {
  .progress-content strong {
    font-size: .72rem;
  }
}

@media (max-width:767px) {
  .print-section {
    padding-left: .75rem;
    padding-right: .75rem;
  }
}

@media (max-width:767px) {
  .model-viewer {
    height: 320px;
  }
}

@media (max-width:767px) {
  .model-information, .configuration-grid, .customer-grid, .result-grid, .confirmation-summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width:767px) {
  .progress-card {
    border-radius: 16px;
  }
}

@media (max-width:767px) {
  .progress-content strong {
    display: none;
  }
}

@media (max-width:767px) {
  .progress-circle {
    width: 34px;
    height: 34px;
    flex-basis: 34px;
  }
}

@media (max-width:767px) {
  .progress-line {
    top: 17px;
    left: calc(50% + 17px);
    width: calc(100% - 34px);
  }
}