:root {
  --quote-canvas: var(--ops-canvas);
  --quote-surface: var(--ops-paper);
  --quote-surface-strong: var(--ops-paper-strong);
  --quote-ink: var(--ops-ink);
  --quote-muted: var(--ops-muted);
  --quote-line: var(--ops-line);
  --quote-line-soft: var(--ops-line-soft);
  --quote-action: var(--ops-brown);
  --quote-live: var(--ops-brown-soft);
  --quote-danger: #a33a2a;
  --quote-font-ui: var(--ops-font-ui);
  --quote-font-display: var(--ops-font-display);
  --quote-font-mono: var(--ops-font-mono);
}

body,
button,
input,
select,
textarea {
  font-family: var(--quote-font-ui);
}

body {
  background: var(--quote-canvas);
  color: var(--quote-ink);
}

header h1,
#page-curtain .col-nav-header h2,
#page-curtain .card-title,
#page-curtain .step-panel-title,
#page-curtain .col-preview-header,
#page-curtain .preview-heading-name,
#page-curtain .summary-title {
  font-family: var(--quote-font-display);
}

#quoteSerialNo,
#page-curtain .sku-suggestion-code {
  font-family: var(--quote-font-mono);
}

header {
  min-height: 58px;
  padding: 0 24px;
  background: var(--quote-surface);
  color: var(--quote-ink);
  border-bottom: 1px solid var(--quote-line);
  box-shadow: none;
}

header h1 {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: .06em;
}

.tabs {
  min-height: 46px;
  padding: 0 24px;
  background: var(--quote-surface);
  border-bottom: 1px solid var(--quote-line);
  box-shadow: none;
}

.tab {
  padding: 0 20px;
  color: var(--quote-muted);
  border-bottom: 2px solid transparent;
  font-size: 13px;
  font-weight: 600;
}

.tab.active {
  color: var(--quote-ink);
  border-bottom-color: var(--quote-action);
  background: transparent;
}

.tabs .tab:hover:not(.active) {
  color: var(--ops-brown-deep);
  background: rgba(106, 75, 53, .06);
  border-bottom-color: var(--ops-brown);
}

#page-curtain .three-col {
  color: var(--quote-ink);
}

#page-curtain .col-preview {
  color: var(--quote-ink);
}

#page-curtain .fabric-type-card {
  display: none !important;
}

/* Approved D-layout × E-palette quotation workspace. */
#page-curtain .three-col {
  --preview-width: clamp(330px, 27vw, 430px);
  grid-template-columns: 176px minmax(520px, 1fr) 8px var(--preview-width);
  height: calc(100vh - 104px);
  background: var(--quote-canvas);
  border-top: 0;
}

#page-curtain .col-nav {
  padding: 26px 0;
  background: var(--quote-surface);
  color: var(--quote-ink);
  border-right: 1px solid var(--quote-line);
}

#page-curtain .col-nav::before {
  display: none !important;
  content: none !important;
}

#page-curtain .col-nav-header {
  padding: 0 18px 20px;
  border-bottom: 1px solid var(--quote-line);
}

#page-curtain .col-nav-header h2 {
  color: var(--quote-ink);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
}

#page-curtain .col-nav-header p,
#page-curtain .step-desc {
  color: var(--quote-muted);
}

#page-curtain .step-item {
  position: relative;
  margin: 0;
  padding: 16px 18px;
  border: 0;
  border-bottom: 1px solid var(--quote-line-soft);
  border-radius: 0;
  background: transparent;
  transition: background .16s ease, box-shadow .16s ease;
}

#page-curtain .step-item:hover {
  background: rgba(255, 255, 255, .42);
}

#page-curtain .step-item.active {
  border-color: var(--quote-line-soft);
  background: rgba(106, 75, 53, .055);
  box-shadow: inset 3px 0 0 var(--quote-action);
}

#page-curtain .step-num,
#page-curtain .step-item.active .step-num,
#page-curtain .step-item.done .step-num {
  width: 24px;
  height: 24px;
  border: 1px solid var(--quote-action);
  border-radius: 50%;
  background: transparent;
  color: var(--quote-ink);
}

#page-curtain .step-item.active .step-num {
  background: var(--quote-action);
  color: #fff;
}

#page-curtain .step-title,
#page-curtain .step-item.active .step-title {
  color: var(--quote-ink);
  font-size: 12px;
  font-weight: 600;
}

#page-curtain .step-val {
  color: var(--quote-ink);
  background: transparent;
  border: 1px solid var(--quote-line);
  border-radius: 2px;
}

#page-curtain .step-divider {
  display: none;
}

#page-curtain .col-form {
  padding: 24px 28px;
  background: var(--quote-canvas);
  border: 0;
}

#page-curtain .form-step-panel.active {
  animation: none;
}

#page-curtain .step-panel-title {
  margin: 8px 0 16px;
  padding: 0 0 10px;
  border-bottom: 1px solid var(--quote-line);
  color: var(--quote-ink);
  font-size: 18px;
  font-weight: 600;
}

#page-curtain .step-badge {
  padding: 3px 8px;
  border: 1px solid var(--quote-line);
  border-radius: 999px;
  background: transparent;
  color: var(--quote-ink);
  font-family: var(--quote-font-ui);
  font-size: 10px;
  font-weight: 600;
}

#page-curtain .card {
  padding: 18px 20px;
  margin-bottom: 14px;
  border: 1px solid var(--quote-line-soft);
  border-radius: 2px;
  background: rgba(248, 247, 243, .88);
  box-shadow: none;
}

#page-curtain .room-planner-card,
#page-curtain .craft-questionnaire-head,
#page-curtain .craft-question-row {
  background: transparent;
}

#page-curtain .room-planner-card::after,
#page-curtain .card-title::before,
#page-curtain .craft-questionnaire-title::before,
#page-curtain #curtainResult::before {
  display: none;
}

#page-curtain .card-title,
#page-curtain .craft-questionnaire-title,
#page-curtain .craft-question-title,
#page-curtain .accessory-question-title {
  color: var(--quote-ink);
}

#page-curtain .card-title {
  min-height: 0;
  margin-bottom: 14px;
  padding: 0 0 9px;
  border-bottom: 1px solid var(--quote-line-soft);
  font-size: 15px;
  font-weight: 600;
}

#page-curtain .field label {
  color: var(--quote-muted);
  font-size: 12px;
  font-weight: 600;
}

#page-curtain .field input,
#page-curtain .field select {
  min-height: 40px;
  padding: 8px 4px;
  border: 0;
  border-bottom: 1px solid var(--quote-line);
  border-radius: 0;
  background: transparent;
  color: var(--quote-ink);
  box-shadow: none;
}

#page-curtain .field input:hover,
#page-curtain .field select:hover {
  border-bottom-color: var(--quote-ink);
}

#page-curtain .field input:focus,
#page-curtain .field select:focus {
  border-bottom-color: var(--quote-action);
  background: rgba(255, 255, 255, .55);
  box-shadow: 0 1px 0 var(--quote-action);
}

#page-curtain .field .unit,
#page-curtain .craft-question-help,
#page-curtain .fixed-fee-line {
  color: var(--quote-muted);
}

#page-curtain .sku-suggestion-list {
  border: 1px solid var(--quote-line);
  border-radius: 2px;
  background: var(--quote-surface-strong);
  box-shadow: 0 12px 30px rgba(27, 27, 24, .12);
}

#page-curtain .sku-suggestion-option:hover,
#page-curtain .sku-suggestion-option:focus {
  background: var(--quote-canvas);
}

#page-curtain .toggle-btn,
#page-curtain .sku-lookup-btn,
#page-curtain .btn-calc,
#page-curtain .btn-calc-nav {
  min-height: 36px;
  border: 1px solid var(--quote-line);
  border-radius: 2px;
  background: transparent !important;
  color: var(--quote-ink);
  box-shadow: none;
  font-weight: 600;
  transition: background .14s ease, border-color .14s ease, color .14s ease;
}

#page-curtain .toggle-btn:hover:not(:disabled):not(.disabled) {
  border-color: var(--quote-action);
  background: rgba(31, 32, 29, .05) !important;
  color: var(--quote-ink);
  box-shadow: none;
  transform: none;
}

#page-curtain .toggle-btn.active,
#page-curtain .sku-lookup-btn,
#page-curtain .btn-calc,
#page-curtain .btn-calc-nav {
  border-color: var(--quote-action);
  background: var(--quote-action) !important;
  color: #fff;
}

#page-curtain .sku-lookup-btn:hover,
#page-curtain .btn-calc:hover,
#page-curtain .btn-calc-nav:hover {
  border-color: var(--ops-brown-deep);
  background: var(--ops-brown-deep) !important;
  color: #fff;
  box-shadow: none;
  transform: none;
}

#page-curtain .toggle-btn:disabled,
#page-curtain .toggle-btn.disabled {
  border-color: var(--quote-line-soft);
  background: rgba(208, 205, 199, .22) !important;
  color: var(--quote-muted);
}

#page-curtain #bottomHem.locked-input {
  background: var(--ops-paper-strong) !important;
  color: var(--ops-muted) !important;
  border-color: var(--ops-line) !important;
}

#page-curtain #fabricType .toggle-btn.active:disabled {
  opacity: 1;
  filter: none;
  background: var(--ops-brown) !important;
  color: var(--ops-paper-strong);
  border-color: var(--ops-brown-soft);
  box-shadow: none;
}

#page-curtain .craft-questionnaire {
  border-color: var(--quote-line-soft);
}

#page-curtain .craft-questionnaire-head {
  padding: 16px 20px;
  border-bottom: 1px solid var(--quote-line);
}

#page-curtain .craft-questionnaire-title {
  font-family: var(--quote-font-display);
  font-size: 17px;
  font-weight: 600;
}

#page-curtain .craft-question-row {
  grid-template-columns: minmax(132px, 168px) minmax(0, 1fr);
  padding: 17px 20px;
  border-bottom: 1px solid var(--quote-line-soft);
}

#page-curtain .craft-question-title,
#page-curtain .accessory-question-title {
  font-weight: 600;
}

#page-curtain .accessory-question-row {
  border-bottom-color: var(--quote-line-soft);
}

#page-curtain .preview-resizer {
  background: var(--quote-canvas);
}

#page-curtain .preview-resizer::before {
  inset: 22px 3px;
  background: var(--quote-line);
}

#page-curtain .preview-resizer:hover::before,
#page-curtain .preview-resizer:focus-visible::before,
#page-curtain .three-col.is-resizing-preview .preview-resizer::before {
  background: var(--quote-action);
}

/* Complete parameter preview; generated prices remain controlled by #curtainResult. */
#page-curtain .col-preview {
  background: var(--quote-surface);
  border-left: 1px solid var(--quote-line);
}

#page-curtain .col-preview-header {
  position: sticky;
  top: 0;
  z-index: 4;
  padding: 15px 17px;
  background: var(--quote-surface);
  color: var(--quote-ink);
  border-bottom: 1px solid var(--quote-line);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .02em;
}

#page-curtain .col-preview-body {
  padding: 14px 16px 24px;
}

#page-curtain .preview-stack {
  gap: 0;
  margin-bottom: 0;
}

#page-curtain .preview-card,
#page-curtain .summary-card {
  border: 0;
  border-bottom: 1px solid var(--quote-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#page-curtain .preview-card.active {
  border-color: var(--quote-line);
  box-shadow: none;
}

#page-curtain .preview-card-toggle {
  padding: 10px 0;
  background: transparent;
  color: var(--quote-ink);
}

#page-curtain .preview-card-toggle strong,
#page-curtain .preview-heading-name {
  color: var(--quote-ink);
}

#page-curtain .preview-card-body {
  padding: 10px 0 14px;
  border-top: 1px solid var(--quote-line-soft);
}

#page-curtain .preview-caption {
  color: var(--ops-muted);
}

#page-curtain .preview-card-meta {
  color: var(--ops-muted);
}

#page-curtain #skuPreviewCard .sku-param-grid {
  color: var(--ops-ink);
  border-top-color: var(--ops-line-soft);
}

#page-curtain #skuPreviewCard .sku-param-grid b {
  color: var(--ops-brown-deep);
}

#page-curtain .preview-frame,
#page-curtain .preview-img,
#page-curtain .header-empty-preview {
  border: 1px solid var(--quote-line-soft);
  border-radius: 2px;
  background-color: var(--quote-canvas);
}

#page-curtain #headerPreviewCard .preview-heading-name {
  padding: 10px 0;
  border: 0;
  border-bottom: 1px solid var(--quote-line-soft);
  border-radius: 0;
  background: transparent;
}

#page-curtain .preview-desc {
  padding: 10px 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--quote-muted);
}

#page-curtain .summary-card {
  display: block;
  padding: 10px 0;
}

#page-curtain .summary-title {
  margin-bottom: 5px;
  padding: 5px 0 9px;
  border-bottom: 1px solid var(--quote-line);
  color: var(--quote-ink);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .04em;
  text-transform: none;
}

#page-curtain .s-row {
  position: relative;
  overflow: hidden;
  min-height: 29px;
  padding: 6px 0;
  border-bottom: 1px solid var(--quote-line-soft);
  font-size: 13px;
  line-height: 1.45;
}

#page-curtain .s-row.preview-flow-active {
  border-bottom-color: var(--quote-live);
}

#page-curtain .s-row.preview-flow-active::after {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 46%;
  content: "";
  pointer-events: none;
  background: linear-gradient(90deg, rgba(155, 128, 106, 0), rgba(155, 128, 106, .18) 26%, rgba(106, 75, 53, .42) 52%, rgba(225, 207, 185, .2) 76%, rgba(225, 207, 185, 0));
  transform: translateX(-120%);
  animation: quote-preview-flow .9s cubic-bezier(.2, 0, 0, 1) both;
}

@keyframes quote-preview-flow {
  0% { opacity: 0; transform: translateX(-120%); }
  18% { opacity: 1; }
  76% { opacity: .92; }
  100% { opacity: 0; transform: translateX(245%); }
}

#page-curtain .s-label {
  color: var(--quote-muted);
}

#page-curtain .s-val,
#page-curtain .s-val.blue,
#page-curtain .s-val.green {
  color: var(--quote-ink);
  font-weight: 600;
  text-align: right;
}

@media (max-width: 1240px) {
  #page-curtain .three-col {
    --preview-width: clamp(300px, 29vw, 360px);
    grid-template-columns: 146px minmax(460px, 1fr) 6px var(--preview-width);
  }

  #page-curtain .col-form {
    padding: 18px;
  }

  #page-curtain .step-item {
    padding-inline: 13px;
  }

  #page-curtain .craft-question-row {
    grid-template-columns: minmax(120px, 148px) minmax(0, 1fr);
    gap: 16px;
  }
}

@media (max-width: 900px) {
  #page-curtain .three-col {
    display: grid;
    grid-template-columns: 1fr !important;
    height: auto;
    overflow: visible;
  }

  #page-curtain .col-nav {
    display: flex !important;
    flex-direction: row;
    padding: 0;
    overflow-x: auto;
  }

  #page-curtain .col-nav-header,
  #page-curtain .step-divider,
  #page-curtain .preview-resizer {
    display: none !important;
  }

  #page-curtain .step-item {
    min-width: 240px;
    border-right: 1px solid var(--quote-line);
    border-bottom: 1px solid var(--quote-line);
    box-shadow: none;
  }

  #page-curtain .step-item.active {
    box-shadow: inset 0 -3px 0 var(--quote-action);
  }

  #page-curtain .col-form,
  #page-curtain .col-preview {
    min-width: 0;
    width: 100%;
    height: auto;
    overflow: visible;
  }

  #page-curtain .col-preview {
    display: flex !important;
    border-top: 1px solid var(--quote-line);
    border-left: 0;
  }

  #page-curtain .col-preview-header {
    position: static;
  }

}

@media (max-width: 620px) {
  #page-curtain .col-nav {
    flex-direction: column;
    overflow-x: visible;
  }

  #page-curtain .step-item {
    min-width: 0;
    border-right: 0;
  }

  header {
    min-height: 52px;
    padding: 0 16px;
  }

  .tabs {
    padding: 0 8px;
  }

  .tab {
    flex: 1;
    justify-content: center;
    padding: 0 8px;
  }

  #page-curtain .col-form,
  #page-curtain .col-preview-body {
    padding: 14px;
  }

  #page-curtain .customer-info-grid,
  #page-curtain .grid2,
  #page-curtain .grid3,
  #page-curtain .craft-question-row,
  #page-curtain .hem-question-grid,
  #page-curtain .accessory-question-row,
  #page-curtain .accessory-inline-grid {
    grid-template-columns: 1fr;
  }

  #page-curtain .craft-question-row,
  #page-curtain .accessory-question-row {
    gap: 10px;
  }

  #page-curtain .preview-grid.two-up {
    grid-template-columns: 1fr;
  }

  #page-curtain #headerPreviewCard .preview-card-body {
    grid-template-columns: 1fr;
    grid-template-areas:
      "image"
      "title"
      "desc";
  }
}

/* Quote entry and result drawer layout. */
#page-curtain .quote-entry-column {
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  min-width: 0;
  min-height: 0;
  overflow: auto;
}

#page-curtain .quote-entry-column .quote-flow {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  position: relative;
  padding: 14px 22px 10px;
  border-bottom: 1px solid var(--quote-line);
}

#page-curtain .quote-flow .col-nav-header {
  grid-column: 1 / -1;
  padding: 0 0 10px;
  border: 0;
}

#page-curtain .quote-flow .step-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border: none;
  background: none;
  box-shadow: none;
}

#page-curtain .quote-flow .step-item:hover,
#page-curtain .quote-flow .step-item.active {
  border: none;
  background: none;
  box-shadow: none;
}

#page-curtain .quote-flow .step-num {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  border: none;
  border-radius: 50%;
}

#page-curtain .quote-flow .step-item.active .step-num {
  animation: quote-flow-current-step 1.8s ease-in-out infinite;
}

#page-curtain .quote-entry-column .quote-flow::after {
  content: "";
  position: absolute;
  top: 63px;
  left: 24%;
  width: 52%;
  border-top: 1px solid var(--quote-line);
}

#page-curtain .quote-flow .step-info {
  position: relative;
  z-index: 1;
}

#page-curtain .quote-entry-column .col-nav,
#page-curtain .quote-entry-column .col-form {
  min-width: 0;
}

#page-curtain .quote-entry-column .col-nav {
  display: contents;
}

#page-curtain .quote-entry-column .col-form {
  overflow: visible;
}

@keyframes quote-flow-current-step {
  50% { box-shadow: 0 0 0 5px rgba(106, 75, 53, .12); }
}

@media (min-width: 901px) {
  #page-curtain .three-col {
    grid-template-columns: minmax(0, 1fr) 8px var(--preview-width);
  }

  #page-curtain .quote-entry-column {
    height: 100%;
  }
}

@media (max-width: 900px) {
  #page-curtain .quote-entry-column {
    display: block;
    height: auto;
    overflow: visible;
  }

  #page-curtain .quote-flow {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  #page-curtain .s-row.preview-flow-active::after {
    opacity: .18;
    transform: none;
    animation: none;
  }

  #page-curtain .quote-flow {
    animation: none;
    transition: none;
  }

}

/* Original UI refinement: preserve the quotation structure and interactions. */
#page-curtain {
  --quote-live: #506e59;
}

@media (min-width: 901px) {
  #page-curtain .quote-entry-column {
    background: var(--quote-surface);
  }

  #page-curtain .quote-entry-column > .quote-flow {
    min-height: 76px;
    padding: 13px 26px 11px;
  }

  #page-curtain .quote-flow .col-nav-header {
    padding-bottom: 9px;
  }

  #page-curtain .quote-flow .step-item {
    gap: 9px;
    padding: 7px 0;
    border: none;
    background: none;
    box-shadow: none;
  }

  #page-curtain .quote-flow .step-num {
    width: 27px;
    height: 27px;
    flex-basis: 27px;
    border: none;
    border-radius: 50%;
  }

  #page-curtain .quote-entry-column .quote-flow::after {
    top: 61px;
    width: 52%;
    border-top: 1px solid var(--quote-line);
  }

  #page-curtain .col-form {
    padding: 22px 28px 30px;
    background: var(--quote-surface);
  }

  #page-curtain .step-panel-title {
    margin-top: 4px;
    margin-bottom: 15px;
    font-size: 19px;
  }

  #page-curtain .card {
    margin-bottom: 14px;
    padding: 18px 20px;
    border-color: #e5dcd2;
    background: rgba(255, 255, 255, .48);
  }

  #page-curtain .card-title {
    margin-bottom: 15px;
    padding-bottom: 10px;
    font-size: 15px;
  }

  #page-curtain .field label {
    margin-bottom: 6px;
  }

  #page-curtain .field input,
  #page-curtain .field select {
    min-height: 41px;
  }

  #page-curtain .craft-questionnaire-head {
    padding: 17px 20px;
  }

  #page-curtain .craft-questionnaire-title {
    font-size: 18px;
  }

  #page-curtain .craft-question-row {
    grid-template-columns: minmax(138px, 172px) minmax(0, 1fr);
    gap: 17px;
    padding: 18px 20px;
  }

  #page-curtain .craft-question-title,
  #page-curtain .accessory-question-title {
    font-size: 14px;
  }

  #page-curtain .craft-question-help {
    margin-top: 4px;
    font-size: 12px;
  }

  #page-curtain .toggle-row {
    gap: 8px;
  }

  #page-curtain .toggle-btn,
  #page-curtain .sku-lookup-btn,
  #page-curtain .btn-calc,
  #page-curtain .btn-calc-nav {
    min-height: 37px;
    padding-inline: 11px;
    font-size: 13px;
  }

  #page-curtain .accessory-question-row {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  #page-curtain .col-preview-header {
    padding: 19px 22px 15px;
    font-size: 16px;
  }

  #page-curtain .col-preview-body {
    padding: 18px 22px 26px;
  }

  #page-curtain .preview-card-body {
    padding-top: 12px;
    padding-bottom: 16px;
  }

  #page-curtain .summary-card {
    padding-top: 13px;
  }

  #page-curtain .summary-title {
    margin-bottom: 7px;
    font-size: 16px;
  }

  #page-curtain .s-row {
    min-height: 31px;
    padding-block: 7px;
  }
}

#page-curtain .room-size-card-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

#page-curtain .quote-project-manager {
  margin: 16px 18px 0;
  padding: 14px 0;
  border-bottom: 1px solid var(--quote-line);
}

#page-curtain .quote-customer-card {
  margin: 18px 18px 0;
  padding: 18px;
}

#page-curtain .quote-customer-card .card-title { margin-bottom: 14px; }

#page-curtain .quote-project-manager-head,
#page-curtain .quote-project-manager-actions,
#page-curtain .quote-project-tabs {
  display: flex;
  align-items: center;
  gap: 8px;
}

#page-curtain .quote-project-manager-head { justify-content: space-between; }
#page-curtain .quote-project-manager-kicker { display: block; margin-bottom: 3px; color: var(--quote-muted); font-size: 12px; }
#page-curtain .quote-project-manager-head strong { color: var(--quote-ink); font-size: 15px; }
#page-curtain .quote-project-action,
#page-curtain .quote-project-tab,
#page-curtain .quote-project-remove {
  border: 1px solid var(--quote-line);
  border-radius: 2px;
  background: var(--quote-surface);
  color: var(--quote-ink);
  font: 600 12px var(--quote-font-ui);
  cursor: pointer;
}
#page-curtain .quote-project-action { min-height: 32px; padding: 6px 9px; }
#page-curtain .quote-project-tabs { margin-top: 12px; overflow-x: auto; padding-bottom: 2px; }
#page-curtain .quote-project-tab { display: inline-flex; align-items: center; gap: 7px; min-height: 34px; padding: 6px 8px 6px 10px; white-space: nowrap; }
#page-curtain .quote-project-tab.active { border-color: var(--quote-action); background: rgba(106, 75, 53, .08); color: var(--quote-action); }
#page-curtain .quote-project-remove { width: 18px; height: 18px; padding: 0; border: 0; color: var(--quote-muted); background: transparent; line-height: 1; }
#page-curtain .quote-project-remove:hover { color: var(--quote-action); }

/* A quote item is a complete unit: collapsed cards prevent editing the wrong curtain. */
#page-curtain .quote-project-tabs {
  display: grid;
  gap: 8px;
  overflow: visible;
  padding-bottom: 0;
}

#page-curtain .quote-project-card {
  border: 1px solid var(--quote-line-soft);
  background: var(--quote-surface);
}

#page-curtain .quote-project-card.is-active { border-left: 3px solid var(--quote-action); }
#page-curtain .quote-project-card.is-expanded { border-color: var(--quote-action); }

#page-curtain .quote-project-card-header {
  display: flex;
  align-items: stretch;
  min-width: 0;
}

#page-curtain .quote-project-card-trigger {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto auto;
  align-items: center;
  gap: 10px;
  min-width: 0;
  flex: 1;
  padding: 12px 14px;
  border: 0;
  background: transparent;
  color: var(--quote-ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

#page-curtain .quote-project-card-trigger:hover { background: rgba(106, 75, 53, .035); }
#page-curtain .quote-project-card-trigger:focus-visible,
#page-curtain .quote-project-card-action:focus-visible { outline: 2px solid var(--quote-action); outline-offset: -2px; }

#page-curtain .quote-project-index {
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--quote-line);
  border-radius: 50%;
  color: var(--quote-muted);
  font: 700 11px var(--quote-font-mono);
}

#page-curtain .quote-project-card.is-expanded .quote-project-index { border-color: var(--quote-action); background: var(--quote-action); color: var(--quote-surface); }
#page-curtain .quote-project-title { font-family: var(--quote-font-display); font-size: 16px; font-weight: 600; }
#page-curtain .quote-project-state { color: var(--quote-muted); font-size: 12px; font-weight: 600; }
#page-curtain .quote-project-card.is-expanded .quote-project-state { color: var(--quote-action); }
#page-curtain .quote-project-fold { color: var(--quote-action); font-size: 12px; font-weight: 700; }

#page-curtain .quote-project-card-actions {
  display: flex;
  align-items: center;
  gap: 2px;
  padding-right: 10px;
}

#page-curtain .quote-project-card-action {
  min-height: 30px;
  padding: 4px 8px;
  border: 0;
  background: transparent;
  color: var(--quote-muted);
  font: 600 12px var(--quote-font-ui);
  cursor: pointer;
}
#page-curtain .quote-project-card-action:hover { color: var(--quote-action); background: #f5eee6; }
#page-curtain .quote-project-card-action.danger:hover { color: #9a4938; background: #fbefea; }

#page-curtain .quote-project-summary {
  display: grid;
  grid-template-columns: minmax(120px, 1.2fr) minmax(120px, 1fr) minmax(130px, 1.2fr) minmax(88px, .7fr);
  gap: 10px;
  padding: 9px 14px 11px 54px;
  border-top: 1px solid var(--quote-line-soft);
  color: var(--quote-muted);
  font-size: 12px;
}

#page-curtain .quote-project-summary span { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
#page-curtain .quote-project-summary b { color: var(--quote-ink); font-weight: 600; }

#page-curtain .quote-project-editor-host {
  border-top: 1px solid var(--quote-line);
  padding: 0 18px 18px;
  background: #fcfaf6;
}

#page-curtain .quote-project-editor-host .form-step-panel { margin-top: 16px; }

/* Each expanded project shows its complete form. The preview owns the sole quote action. */
#page-curtain .quote-project-editor-host .form-step-panel {
  display: block !important;
}

#page-curtain .quote-project-editor-host .step-badge {
  display: none;
}

#page-curtain .quote-project-editor-host .step-panel-title {
  gap: 0;
}

#page-curtain .preview-quote-action {
  position: sticky;
  bottom: 0;
  z-index: 6;
  flex: 0 0 auto;
  padding: 12px 16px 14px;
  border-top: 1px solid var(--quote-line);
  background: color-mix(in srgb, var(--quote-surface) 94%, transparent);
  box-shadow: 0 -8px 18px rgba(69, 48, 33, .08);
}

#page-curtain .preview-quote-action .btn-calc {
  width: 100%;
  margin: 0;
}

@media (max-width: 620px) {
  #page-curtain .quote-project-manager { margin: 12px 14px 0; }
  #page-curtain .quote-customer-card { margin: 14px 14px 0; }
  #page-curtain .quote-project-manager-head { align-items: flex-start; flex-direction: column; }
  #page-curtain .quote-project-manager-actions { width: 100%; }
  #page-curtain .quote-project-action { flex: 1; }
  #page-curtain .quote-project-card-trigger { grid-template-columns: auto minmax(0, 1fr) auto; gap: 8px; padding: 11px 10px; }
  #page-curtain .quote-project-fold { display: none; }
  #page-curtain .quote-project-card-actions { padding-right: 4px; }
  #page-curtain .quote-project-summary { grid-template-columns: 1fr 1fr; gap: 7px 12px; padding: 9px 10px 11px; }
  #page-curtain .quote-project-editor-host { padding-inline: 10px; }
  #page-curtain .preview-quote-action { padding-inline: 14px; }
}

#page-curtain .room-planner-card {
  position: relative;
  z-index: 5;
  overflow: visible;
}

#page-curtain .size-guidance {
  position: relative;
  display: inline-flex;
  flex: 0 0 auto;
}

#page-curtain .size-guidance-trigger {
  display: inline-grid;
  width: 24px;
  height: 24px;
  place-items: center;
  padding: 0;
  border: 1px solid var(--ops-brown);
  border-radius: 50%;
  background: transparent;
  color: var(--ops-brown);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 15px;
  font-weight: 700;
  line-height: 1;
  cursor: help;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

#page-curtain .size-guidance-trigger:hover,
#page-curtain .size-guidance-trigger:focus-visible {
  background: var(--ops-brown);
  color: var(--ops-paper);
  outline: none;
}

#page-curtain .size-guidance-trigger:focus-visible {
  box-shadow: 0 0 0 3px rgba(106, 75, 53, .2);
}

#page-curtain .size-guidance-tooltip {
  position: absolute;
  z-index: 24;
  bottom: calc(100% + 8px);
  right: 0;
  display: grid;
  width: min(360px, calc(100vw - 56px));
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--quote-line);
  background: var(--ops-paper);
  box-shadow: 0 8px 18px rgba(58, 48, 40, .12);
  color: var(--quote-muted);
  font-family: var(--quote-sans);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.6;
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity 120ms ease-out, transform 120ms ease-out;
}

#page-curtain .size-guidance-tooltip strong {
  margin-top: 4px;
  color: var(--quote-ink);
  font-family: var(--quote-serif);
  font-size: 14px;
  font-weight: 600;
}

#page-curtain .size-guidance-tooltip strong:first-child {
  margin-top: 0;
}

#page-curtain .size-guidance-tooltip ol {
  margin: 0;
  padding-left: 18px;
}

#page-curtain .size-guidance:hover .size-guidance-tooltip,
#page-curtain .size-guidance.is-pinned .size-guidance-tooltip {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  #page-curtain .size-guidance-trigger,
  #page-curtain .size-guidance-tooltip {
    transition: none;
  }
}

#page-curtain .shaping-guidance {
  display: inline-flex;
  margin-left: 6px;
  vertical-align: middle;
}

#page-curtain .shaping-guidance-trigger {
  display: inline-grid;
  width: 22px;
  height: 22px;
  place-items: center;
  padding: 0;
  border: 1px solid var(--ops-brown);
  border-radius: 50%;
  background: transparent;
  color: var(--ops-brown);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  cursor: help;
  transition: background-color 120ms ease-out, color 120ms ease-out;
}

#page-curtain .shaping-guidance-trigger:hover,
#page-curtain .shaping-guidance-trigger:focus-visible {
  background: var(--ops-brown);
  color: var(--ops-paper);
  outline: none;
}

#page-curtain .shaping-guidance-trigger:focus-visible {
  box-shadow: 0 0 0 3px rgba(106, 75, 53, .2);
}

#page-curtain .shaping-guidance-tooltip {
  position: fixed;
  z-index: 32;
  top: 50%;
  left: 50%;
  display: grid;
  width: min(760px, calc(100vw - 40px));
  max-height: calc(100vh - 40px);
  gap: 10px;
  overflow: auto;
  padding: 16px;
  border: 1px solid var(--quote-line);
  background: var(--ops-paper);
  box-shadow: 0 18px 46px rgba(58, 48, 40, .2);
  color: var(--quote-muted);
  font-family: var(--quote-sans);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.55;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, calc(-50% + 8px));
  transition: opacity 140ms ease-out, transform 140ms ease-out;
}

#page-curtain .shaping-guidance-tooltip img {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--quote-line);
}

#page-curtain .shaping-guidance-comparison {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  color: var(--ops-brown);
  font-family: var(--quote-serif);
  font-size: 14px;
  line-height: 1.35;
}

#page-curtain .shaping-guidance-comparison strong:last-child {
  text-align: right;
}

#page-curtain .shaping-guidance-copy {
  padding-top: 8px;
  border-top: 1px solid var(--quote-line);
}

#page-curtain .shaping-guidance:hover .shaping-guidance-tooltip,
#page-curtain .shaping-guidance.is-pinned .shaping-guidance-tooltip {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%);
}

@media (max-width: 560px) {
  #page-curtain .shaping-guidance-tooltip {
    width: calc(100vw - 24px);
    max-height: calc(100vh - 24px);
    padding: 12px;
  }

  #page-curtain .shaping-guidance-comparison {
    font-size: 13px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #page-curtain .shaping-guidance-trigger,
  #page-curtain .shaping-guidance-tooltip {
    transition: none;
  }
}

.required-mark {
  color: var(--ops-brown);
  font-weight: 700;
  margin-left: 2px;
}

.quote-required-attention {
  animation: quote-required-shake 420ms cubic-bezier(.2, 0, 0, 1);
  outline: 2px solid #9b806a;
  outline-offset: 4px;
}

@keyframes quote-required-shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  55% { transform: translateX(5px); }
  78% { transform: translateX(-2px); }
}

@media (prefers-reduced-motion: reduce) {
  .quote-required-attention { animation: none; }
}