/* ============================================================
   MI RENOVATION - CONFIGURATEUR v5.0
   ============================================================ */
:root {
  --font-cap: 'Montserrat', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;
  --green: #3CB371;
  --orange: #FF6B35;
  --stone: #8B7355;
  --blue: #00A8E8;
  --dark: #0A0A0A;
  --offwhite: #F4F1EA;
  --ease-sprint: cubic-bezier(0.2, 0.9, 0.3, 1.1);
  --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --trade-color: #3CB371;
  --trade-rgb: 60, 179, 113;
  --shadow-soft: 0 4px 20px rgba(0, 0, 0, 0.08);
  --shadow-medium: 0 8px 40px rgba(0, 0, 0, 0.12);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
html {
  scroll-behavior: smooth;
}
body {
  font-family: var(--font-body);
  background: var(--offwhite);
  color: var(--dark);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}
@keyframes checkmarkCircle {
  0% {
    stroke-dashoffset: 166;
  }
  100% {
    stroke-dashoffset: 0;
  }
}
@keyframes checkmark {
  0% {
    stroke-dashoffset: 50;
  }
  100% {
    stroke-dashoffset: 0;
  }
}
@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}
@keyframes dropBounce {
  0% {
    transform: scale(0.8);
    opacity: 0;
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
    opacity: 1;
  }
}
@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}
@keyframes stepEnter {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes stepExit {
  from {
    opacity: 1;
    transform: translateX(0);
  }
  to {
    opacity: 0;
    transform: translateX(-60px);
  }
}
@keyframes bounceDown {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(4px);
  }
}

/* Skip link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--trade-color);
  color: #fff;
  padding: 8px 16px;
  z-index: 9999;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 12px;
  text-decoration: none;
  border-radius: 0 0 4px 0;
  transition: top 0.3s;
}
.skip-link:focus {
  top: 0;
}

/* Breadcrumb */
.breadcrumb-nav {
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  z-index: 998;
  background: #fff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  padding: 12px 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  animation: fadeIn 0.5s var(--ease-smooth) both;
}
.bc-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 20px;
  font-family: var(--font-cap);
  font-size: 11px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.35);
  transition: all 0.3s var(--ease-smooth);
}
.bc-item.active {
  background: var(--trade-color);
  color: #fff;
  box-shadow: 0 2px 12px rgba(var(--trade-rgb), 0.3);
}
.bc-item.completed {
  color: var(--trade-color);
}
.bc-item.clickable {
  cursor: pointer;
}
.bc-item.clickable:hover {
  background: rgba(var(--trade-rgb), 0.08);
}
.bc-num {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
}
.bc-item.active .bc-num {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.bc-divider {
  width: 24px;
  height: 2px;
  background: rgba(0, 0, 0, 0.08);
  border-radius: 1px;
}

/* Step transitions */
.config-step {
  transition: all 0.4s var(--ease-smooth);
}
.step-enter {
  animation: stepEnter 0.5s var(--ease-sprint) both;
}
.step-exit {
  animation: stepExit 0.4s var(--ease-smooth) both;
}

header.site {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 40px;
  z-index: 1000;
  mix-blend-mode: difference;
  animation: fadeIn 0.6s var(--ease-smooth) both;
}
header.site .logo {
  display: block;
  color: #fff;
}
header.site .logo-img {
  height: 40px;
  width: auto;
}
.lang-switch {
  display: flex;
  gap: 8px;
  animation: fadeIn 0.6s 0.2s var(--ease-smooth) both;
}
.lang-switch button {
  background: none;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 11px;
  padding: 6px 10px;
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
  border-radius: 2px;
}
.lang-switch button.active,
.lang-switch button:hover {
  background: #fff;
  color: #000;
  transform: translateY(-1px);
}

.config-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1001;
  background: #fff;
  box-shadow: 0 1px 10px rgba(0, 0, 0, 0.05);
  animation: fadeIn 0.5s var(--ease-smooth) both;
}
.progress-bar {
  height: 4px;
  background: rgba(0, 0, 0, 0.06);
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  width: 0;
  background: var(--trade-color);
  transition: width 0.6s var(--ease-sprint);
  position: relative;
  overflow: hidden;
}
.progress-fill::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  background-size: 200% 100%;
  animation: shimmer 2s infinite;
}
.progress-label {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 11px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
  padding: 10px 8px;
  color: var(--dark);
}

.configurator {
  display: grid;
  grid-template-columns: 60% 2px 40%;
  min-height: 100vh;
  padding-top: 110px;
}
.config-left {
  background: var(--offwhite);
  padding: clamp(40px, 5vw, 80px);
  position: relative;
  animation: fadeInUp 0.6s 0.1s var(--ease-smooth) both;
}
.config-right {
  background: #f8f9fa;
  padding: clamp(40px, 5vw, 80px);
  animation: fadeInUp 0.6s 0.2s var(--ease-smooth) both;
}
.config-separator {
  background: linear-gradient(180deg, var(--trade-color) 0%, transparent 70%);
  width: 2px;
  position: relative;
}
.config-separator::after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 8px;
  height: 8px;
  background: var(--trade-color);
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 12px rgba(var(--trade-rgb), 0.5);
  animation: float 3s ease-in-out infinite;
}

.config-title {
  font-family: var(--font-cap);
  font-weight: 900;
  font-style: italic;
  transform: skewX(-15deg);
  color: var(--trade-color);
  font-size: clamp(32px, 4vw, 56px);
  margin-bottom: 8px;
  line-height: 1.1;
  animation: slideInLeft 0.5s var(--ease-smooth) both;
}
.config-subtitle {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 14px;
  color: rgba(0, 0, 0, 0.55);
  margin-bottom: 32px;
  animation: fadeIn 0.5s 0.15s var(--ease-smooth) both;
}
.section-label {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--dark);
  margin-bottom: 20px;
  animation: fadeIn 0.4s 0.2s var(--ease-smooth) both;
}

/* ============================================================
   STEP 1 : LE BIEN
   ============================================================ */
.property-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  animation: fadeInUp 0.5s 0.2s var(--ease-smooth) both;
}

/* Sections thématiques (fieldsets) */
.form-section {
  border: none;
  margin: 0;
  padding: 20px 22px 4px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.25) 100%);
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 16px;
  position: relative;
  transition: border-color 0.3s var(--ease-smooth), box-shadow 0.3s var(--ease-smooth);
}
.form-section:focus-within {
  border-color: rgba(var(--trade-rgb), 0.25);
  box-shadow: 0 4px 24px rgba(var(--trade-rgb), 0.08);
}
.form-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0;
  margin-bottom: 18px;
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--dark);
}
.form-section-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: rgba(var(--trade-rgb), 0.1);
  border: 1.5px solid rgba(var(--trade-rgb), 0.3);
  color: var(--trade-color);
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: normal;
  font-size: 10px;
  letter-spacing: 0;
  flex-shrink: 0;
}
.form-section-label {
  font-style: italic;
}
.form-section::after {
  content: "";
  position: absolute;
  left: 22px;
  right: 22px;
  bottom: 14px;
  height: 1px;
  background: linear-gradient(90deg, rgba(var(--trade-rgb), 0.18), transparent);
  opacity: 0;
  transition: opacity 0.3s var(--ease-smooth);
}
.form-section:focus-within::after {
  opacity: 1;
}

.form-group {
  margin-bottom: 18px;
}
.form-group-last {
  margin-bottom: 18px;
}
.form-group .client-label {
  display: block;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.5);
  margin-bottom: 8px;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-bottom: 18px;
}
.form-row-last {
  margin-bottom: 4px;
}
.form-field {
  position: relative;
}
.form-field-full {
  grid-column: 1 / -1;
}
.form-field .client-input {
  width: 100%;
}

.client-input {
  padding: 13px 16px;
  border: 1.5px solid rgba(0, 0, 0, 0.08);
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 14px;
  color: var(--dark);
  background: rgba(255, 255, 255, 0.7);
  transition: all 0.25s var(--ease-smooth);
  width: 100%;
}
.client-input::placeholder {
  color: rgba(0, 0, 0, 0.3);
}
.client-input:hover:not(:focus) {
  border-color: rgba(0, 0, 0, 0.15);
  background: #fff;
}
.client-input:focus {
  outline: none;
  border-color: var(--trade-color);
  background: #fff;
  box-shadow: 0 0 0 3px rgba(var(--trade-rgb), 0.12);
}
.client-input.field-error {
  border-color: #dc2626;
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}
.client-textarea {
  resize: vertical;
  min-height: 80px;
}
select.client-input {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3e%3cpath d='M1 1.5L6 6.5L11 1.5' stroke='%23888' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 18px center;
  background-size: 12px 8px;
  padding-right: 44px;
  cursor: pointer;
}
.field-error-msg {
  display: block;
  font-family: var(--font-body);
  font-size: 12px;
  color: #dc2626;
  margin-top: 4px;
  animation: fadeIn 0.2s var(--ease-smooth) both;
}
.field-error-msg[hidden] {
  display: none;
}

/* Résumé du bien (côté droit) */
.property-summary-card {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 20px;
  padding: 36px;
  animation: scaleIn 0.5s var(--ease-smooth) both;
}
.property-summary-lines {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}
.property-summary-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(0, 0, 0, 0.7);
  animation: fadeIn 0.3s var(--ease-smooth) both;
}
.property-summary-line:last-child {
  border-bottom: none;
}
.property-summary-line span:first-child {
  font-weight: 600;
  color: rgba(0, 0, 0, 0.5);
}
.property-summary-line span:last-child {
  font-family: var(--font-cap);
  font-weight: 700;
  color: var(--dark);
}

.property-coeffs {
  background: rgba(var(--trade-rgb), 0.04);
  border-radius: 12px;
  padding: 16px;
  border: 1px solid rgba(var(--trade-rgb), 0.1);
  animation: fadeIn 0.4s var(--ease-smooth) both;
}
.coeff-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-family: var(--font-body);
  font-size: 12px;
}
.coeff-label {
  color: rgba(0, 0, 0, 0.5);
}
.coeff-value {
  font-family: var(--font-cap);
  font-weight: 700;
  color: var(--trade-color);
  font-size: 13px;
}

/* Boutons de sélection (type, étages, condition) */
.btn-group {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 4px;
}
.btn-option {
  padding: 10px 18px;
  border: 1.5px solid rgba(0, 0, 0, 0.08);
  border-radius: 30px;
  background: rgba(255, 255, 255, 0.7);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  color: rgba(0, 0, 0, 0.6);
  min-width: 44px;
  text-align: center;
}
.btn-option:hover {
  border-color: rgba(var(--trade-rgb), 0.4);
  background: #fff;
  color: var(--trade-color);
  transform: translateY(-1px);
}
.btn-option.active {
  border-color: var(--trade-color);
  background: var(--trade-color);
  color: #fff;
  box-shadow: 0 6px 18px rgba(var(--trade-rgb), 0.28);
  transform: translateY(-1px);
}
.btn-option.active::before {
  content: "✓";
  font-size: 11px;
  margin-right: 2px;
  font-weight: 800;
}

/* Curseur surface */
.range-wrapper {
  display: flex;
  align-items: center;
  gap: 16px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.05);
  border-radius: 12px;
  padding: 14px 18px;
  transition: border-color 0.25s var(--ease-smooth), background 0.25s var(--ease-smooth);
}
.range-wrapper:hover {
  border-color: rgba(var(--trade-rgb), 0.2);
  background: rgba(255, 255, 255, 0.8);
}
.client-range {
  flex: 1;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: linear-gradient(to right, var(--trade-color) 0%, var(--trade-color) var(--range-fill, 30%), rgba(0, 0, 0, 0.12) var(--range-fill, 30%), rgba(0, 0, 0, 0.12) 100%);
  outline: none;
  cursor: pointer;
}
.client-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--trade-color);
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(var(--trade-rgb), 0.35);
  transition: transform 0.2s var(--ease-bounce), box-shadow 0.2s var(--ease-smooth);
}
.client-range::-webkit-slider-thumb:hover {
  transform: scale(1.12);
  box-shadow: 0 2px 14px rgba(var(--trade-rgb), 0.45);
}
.client-range::-moz-range-thumb {
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  border: 3px solid var(--trade-color);
  cursor: pointer;
  box-shadow: 0 2px 10px rgba(var(--trade-rgb), 0.35);
}
.range-value {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 18px;
  color: var(--trade-color);
  min-width: 76px;
  text-align: right;
  white-space: nowrap;
}

/* ============================================================
   STEP 2 : MÉTIERS
   ============================================================ */
.trade-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 20px 0;
}
.trade-card-select {
  background: #fff;
  border: 2px solid rgba(0, 0, 0, 0.08);
  border-radius: 16px;
  padding: 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s var(--ease-sprint);
}
.trade-card-select:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
}
.trade-card-select.active {
  border-color: var(--trade-color);
  background: rgba(var(--trade-rgb), 0.04);
  box-shadow: 0 4px 20px rgba(var(--trade-rgb), 0.12);
}
.trade-card-select .trade-icon {
  font-size: 36px;
  display: block;
  margin-bottom: 8px;
}
.trade-card-select .trade-name {
  font-family: var(--font-cap);
  font-weight: 800;
  font-size: 14px;
}
.trade-card-select .trade-badge {
  display: inline-block;
  margin-top: 8px;
  background: var(--trade-color);
  color: #fff;
  font-size: 10px;
  padding: 2px 12px;
  border-radius: 20px;
  font-weight: 700;
}

/* ============================================================
   STEP 3 : TRAVAUX
   ============================================================ */
.works-by-trade {
  margin-bottom: 24px;
}
.works-by-trade h3 {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  color: var(--trade-color);
  margin-bottom: 12px;
  padding-bottom: 6px;
  border-bottom: 2px solid rgba(var(--trade-rgb), 0.15);
}
.work-item-select {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #fff;
  border: 1.5px solid rgba(0, 0, 0, 0.06);
  border-radius: 12px;
  padding: 12px 16px;
  margin-bottom: 8px;
  cursor: pointer;
  transition: all 0.25s;
}
.work-item-select:hover {
  border-color: rgba(var(--trade-rgb), 0.3);
  transform: translateX(4px);
}
.work-item-select.active {
  border-color: var(--trade-color);
  background: rgba(var(--trade-rgb), 0.04);
}
.work-item-select .work-preview {
  width: 60px;
  height: 60px;
  border-radius: 8px;
  object-fit: cover;
  background: #eee;
  flex-shrink: 0;
}
.work-item-select .work-info {
  flex: 1;
}
.work-item-select .work-title {
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 14px;
}
.work-item-select .work-desc {
  font-size: 12px;
  color: rgba(0, 0, 0, 0.5);
}
.work-item-select .work-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  border: 2px solid rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.25s;
  flex-shrink: 0;
  font-weight: 700;
  font-size: 14px;
}
.work-item-select.active .work-check {
  background: var(--trade-color);
  border-color: var(--trade-color);
  color: #fff;
}

/* ============================================================
   STEP 4 : MATÉRIAUX
   ============================================================ */
.material-grid-images {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
  margin-top: 12px;
}
.material-card-image {
  position: relative;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  border: 2px solid #eaeaea;
  cursor: pointer;
  transition: all 0.25s var(--ease-sprint, ease-out);
  text-align: center;
  display: flex;
  flex-direction: column;
}
.material-card-image:hover {
  transform: translateY(-4px);
  border-color: var(--trade-color, #3CB371);
  box-shadow: 0 8px 22px rgba(0, 0, 0, .12);
}
.material-card-image.active {
  border-color: var(--trade-color, #3CB371);
  box-shadow: 0 6px 20px rgba(var(--trade-rgb, 60, 179, 113), 0.28);
}
.material-card-image.active::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 60%, rgba(var(--trade-rgb, 60, 179, 113), 0.10));
  pointer-events: none;
}
.material-card-image img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: #f0f0f0;
  border-bottom: 1px solid #eee;
}
.material-card-image .mat-img-product,
.material-card-image .mat-img-render {
  position: relative;
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  background: #f0f0f0;
  border-bottom: 1px solid #eee;
  transition: opacity 0.25s ease-out;
}
.material-card-image .mat-img-render {
  position: absolute;
  inset: 0;
  border: 0;
  opacity: 0;
  pointer-events: none;
}
.material-card-image.has-render .mat-img-product { transition: opacity 0.25s ease-out; }
.material-card-image.has-render:hover .mat-img-product { opacity: 0; }
.material-card-image.has-render:hover .mat-img-render { opacity: 1; }
.material-card-image.has-render[data-flipped="1"] .mat-img-product { opacity: 0; }
.material-card-image.has-render[data-flipped="1"] .mat-img-render { opacity: 1; }
.material-card-image .mat-flip-badge {
  position: absolute;
  bottom: 8px; right: 8px;
  width: 26px; height: 26px;
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, .55);
  color: #fff;
  font-size: 14px; font-weight: 700;
  border: 1px solid rgba(255, 255, 255, .35);
  backdrop-filter: blur(4px);
  z-index: 2;
  transition: transform 0.3s ease-out, background 0.2s;
}
.material-card-image .mat-flip-badge:hover { background: rgba(0, 0, 0, .75); }
.material-card-image[data-flipped="1"] .mat-flip-badge { transform: rotate(180deg); background: var(--trade-color, #3CB371); }
.material-card-image .mat-info {
  position: absolute;
  top: 0; right: 0;
  display: flex;
  justify-content: flex-end;
  padding: 8px;
  z-index: 1;
}
.material-card-image .mat-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  font-weight: 700;
  font-size: 14px;
  background: rgba(0, 0, 0, .45);
  color: #fff;
  border: 2px solid #fff;
  backdrop-filter: blur(4px);
}
.material-card-image.active .mat-check {
  background: var(--trade-color, #3CB371);
  box-shadow: 0 4px 10px rgba(var(--trade-rgb, 60, 179, 113), .3);
}
.material-card-image .mat-name {
  padding: 10px 6px;
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 700;
  font-size: 12px;
  color: #1a1a1a;
  line-height: 1.3;
}
.material-card-image .mat-badge {
  display: inline-block;
  background: var(--orange, #FF6B35);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: .05em;
  padding: 3px 10px;
  border-radius: 12px;
  margin-right: 4px;
  text-transform: uppercase;
}

/* ============================================================
   PANEL SURVOL MATERIAU — floating panel (not fullscreen)
   ============================================================ */
.mat-preview {
  position: fixed;
  width: 420px;
  z-index: 99999;
  display: none;
  pointer-events: none;
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.18s ease-out, transform 0.18s ease-out;
}
.mat-preview.is-open {
  display: block;
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.mat-preview-close {
  position: absolute;
  top: 8px; right: 8px;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: rgba(0,0,0,.45);
  border: 1px solid rgba(255,255,255,.18);
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: background 0.18s ease;
}
.mat-preview-close:hover { background: rgba(0,0,0,.78); }
.mat-preview-frame {
  position: relative;
  background: #fff;
  border-radius: 14px;
  box-shadow: 0 18px 50px rgba(0,0,0,.25), 0 2px 8px rgba(0,0,0,.08), 0 0 0 1px rgba(0,0,0,.04);
  overflow: hidden;
  border-top: 4px solid var(--trade-color, #3CB371);
}
.mat-preview-img {
  width: 100%;
  height: 280px;
  object-fit: cover;
  display: block;
  background: #f4f4f4;
}
.mat-preview-caption {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: #fff;
  border-top: 1px solid rgba(0,0,0,.05);
  flex-wrap: wrap;
}
.mat-preview-caption .mp-name {
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 800;
  font-size: 14px;
  color: #1a1a1a;
}
.mat-preview-caption .mp-badge {
  display: inline-block;
  background: var(--trade-color, #3CB371);
  color: #fff;
  padding: 2px 10px;
  border-radius: 10px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.mat-preview-caption .mp-price {
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 700;
  font-size: 12px;
  color: rgba(0,0,0,.6);
}
.mat-preview-caption .mp-mode {
  margin-left: auto;
  font-size: 11px;
  color: var(--trade-color, #3CB371);
  font-style: italic;
  font-weight: 600;
}
@media (hover: none) {
  .mat-preview { display: none !important; }
}
@media (max-width: 480px) {
  .mat-preview { width: 300px; }
  .mat-preview-img { height: 200px; }
}

/* ============================================================
   PANIER MINIATURES — matériaux sélectionnés
   ============================================================ */
.mat-selected-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 8px;
}
.mat-selected-row {
  display: grid;
  grid-template-columns: 64px 1fr auto;
  gap: 12px;
  align-items: center;
  padding: 8px;
  background: rgba(255,255,255,.7);
  border: 1px solid rgba(0,0,0,.06);
  border-left: 3px solid var(--trade-color, #3CB371);
  border-radius: 10px;
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.mat-selected-row:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(0,0,0,.08);
}
.mat-selected-thumb {
  width: 64px;
  height: 64px;
  border-radius: 8px;
  overflow: hidden;
  position: relative;
  background: #f0f0f0;
  cursor: pointer;
}
.mat-selected-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: opacity 0.2s ease;
}
.mat-selected-thumb.has-render::after {
  content: "↻";
  position: absolute;
  bottom: 4px; right: 4px;
  width: 18px; height: 18px;
  background: rgba(0,0,0,.55);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  border: 1px solid rgba(255,255,255,.3);
}
.mat-selected-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.mat-selected-name {
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 700;
  font-size: 13px;
  color: #1a1a1a;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.mat-selected-meta {
  font-size: 11px;
  color: rgba(0,0,0,.5);
  letter-spacing: .02em;
}
.mat-selected-meta .ms-badge {
  display: inline-block;
  background: var(--trade-color, #3CB371);
  color: #fff;
  padding: 1px 7px;
  border-radius: 8px;
  font-size: 9px;
  font-weight: 700;
  text-transform: uppercase;
  margin-right: 6px;
  letter-spacing: .04em;
}
.mat-selected-price {
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 800;
  font-size: 13px;
  color: var(--trade-color, #3CB371);
  white-space: nowrap;
}
.mat-selected-remove {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0,0,0,.06);
  border: 1px solid rgba(0,0,0,.08);
  color: rgba(0,0,0,.6);
  cursor: pointer;
  font-size: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.18s ease;
  margin-top: 4px;
  align-self: end;
}
.mat-selected-remove:hover {
  background: rgba(255, 80, 80, .15);
  color: #c0392b;
  border-color: rgba(192, 57, 43, .3);
}
.mat-selected-summary-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  padding: 0 2px;
}
.mat-selected-count {
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(0,0,0,.5);
}
.mat-selected-clear {
  background: none;
  border: 1px solid rgba(0,0,0,.1);
  border-radius: 12px;
  padding: 4px 10px;
  font-size: 10px;
  color: rgba(0,0,0,.55);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: .04em;
  font-family: var(--font-cap, "Montserrat", sans-serif);
  font-weight: 700;
  transition: all 0.18s ease;
}
.mat-selected-clear:hover {
  background: rgba(255, 80, 80, .12);
  color: #c0392b;
  border-color: rgba(192, 57, 43, .25);
}

/* ============================================================
   STEP 4 — Matériaux par pièce (visuel)
   ============================================================ */
.room-materials-block {
  margin: 24px 0 32px;
  padding: 18px 20px 22px;
  background: linear-gradient(180deg, rgba(255,255,255,0.75) 0%, rgba(248,250,247,0.6) 100%);
  border: 1px solid rgba(0,0,0,.05);
  border-left: 5px solid var(--trade-color, #3CB371);
  border-radius: 14px;
  box-shadow: 0 4px 18px rgba(0,0,0,.04);
}
.room-materials-header {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 1px dashed rgba(0,0,0,.08);
}
.room-materials-header .rmh-name {
  font-family: 'Montserrat', sans-serif;
  font-weight: 800;
  font-size: 18px;
  color: #1a1a1a;
  letter-spacing: .01em;
}
.room-materials-header .rmh-meta {
  font-size: 12px;
  color: rgba(0,0,0,.5);
  font-weight: 500;
  letter-spacing: .04em;
}
.room-trade-mats {
  margin-top: 14px;
  padding-top: 10px;
}
.room-trade-mats + .room-trade-mats { border-top: 1px solid rgba(0,0,0,.05); }
.room-trade-mats .rtm-title {
  font-family: 'Montserrat', sans-serif;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 8px;
}
.work-materials-row {
  margin-top: 14px;
}
.work-materials-row .wmr-label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(0,0,0,.75);
  margin-bottom: 8px;
  padding-left: 8px;
  border-left: 3px solid rgba(0,0,0,.08);
}

@media (max-width: 600px) {
  .material-grid-images { grid-template-columns: repeat(2, 1fr); gap: 10px; }
  .room-materials-block { padding: 14px 12px 16px; }
  .room-materials-header .rmh-name { font-size: 16px; }
}
@media (max-width: 380px) {
  .material-grid-images { grid-template-columns: 1fr; }
}

/* ============================================================
   STEP 5 : RÉCAPITULATIF
   ============================================================ */
.property-recap-mini {
  background: rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(12px);
  border-radius: 12px;
  padding: 16px 20px;
  margin-bottom: 24px;
  border: 1px solid rgba(0, 0, 0, 0.04);
  animation: fadeIn 0.4s var(--ease-smooth) both;
}
.property-recap-mini h4 {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--trade-color);
  margin-bottom: 10px;
}
.property-recap-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.property-recap-item {
  font-family: var(--font-body);
  font-size: 12px;
  color: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  gap: 6px;
}
.property-recap-item strong {
  color: var(--dark);
  font-weight: 600;
}

/* ----- MON PROJET (collapsible panel - top of step 3) ----- */
.my-project-panel {
  background: linear-gradient(180deg, rgba(255,255,255,0.95) 0%, rgba(248,249,250,0.85) 100%);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-left: 4px solid var(--trade-color, var(--green));
  border-radius: 12px;
  margin-bottom: 24px;
  overflow: hidden;
  animation: fadeInUp 0.4s var(--ease-sprint) both;
}
.mpp-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 14px 18px;
  background: transparent;
  border: none;
  cursor: pointer;
  font-family: var(--font-cap);
  transition: background 0.2s var(--ease-sprint);
}
.mpp-toggle:hover { background: rgba(var(--trade-rgb, 60, 179, 113), 0.06); }
.mpp-title {
  font-family: var(--font-cap);
  font-weight: 900;
  font-style: italic;
  font-size: 13px;
  letter-spacing: 0.12em;
  color: var(--trade-color, var(--green));
}
.mpp-chevron {
  font-size: 16px;
  color: rgba(0, 0, 0, 0.55);
  transition: transform 0.3s var(--ease-sprint);
}
.my-project-panel.collapsed .mpp-chevron { transform: rotate(-90deg); }
.mpp-body {
  padding: 4px 18px 18px;
  border-top: 1px dashed rgba(0, 0, 0, 0.06);
  animation: fadeIn 0.3s var(--ease-sprint) both;
}
.my-project-panel.collapsed .mpp-body { display: none; }
.mpp-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px 18px;
  margin-top: 10px;
}
.mpp-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-family: var(--font-body);
  font-size: 12px;
}
.mpp-item .mpp-k {
  font-family: var(--font-cap);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.5);
  font-weight: 700;
}
.mpp-item .mpp-v {
  font-size: 13px;
  color: var(--dark);
  font-weight: 600;
}
.mpp-rooms {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.mpp-room-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: rgba(var(--trade-rgb, 60, 179, 113), 0.1);
  border: 1px solid rgba(var(--trade-rgb, 60, 179, 113), 0.25);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  color: var(--dark);
}
.mpp-room-chip .mpp-surf {
  color: var(--trade-color, var(--green));
  font-weight: 800;
}
.mpp-edit {
  margin-top: 14px;
  padding: 8px 14px;
  background: transparent;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 8px;
  font-family: var(--font-cap);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--trade-color, var(--green));
  cursor: pointer;
  transition: all 0.2s var(--ease-sprint);
}
.mpp-edit:hover {
  background: var(--trade-color, var(--green));
  color: #fff;
  border-color: var(--trade-color, var(--green));
}
@media (max-width: 900px) {
  .mpp-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 480px) {
  .mpp-grid { grid-template-columns: 1fr; }
}

.recap-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 32px;
}
.recap-gallery-item {
  border-radius: 10px;
  overflow: hidden;
  aspect-ratio: 1;
  background: linear-gradient(135deg, #e8d5c4, #c4a77d);
  transition: all 0.3s var(--ease-smooth);
  cursor: pointer;
}
.recap-gallery-item:hover {
  transform: scale(1.03);
  box-shadow: var(--shadow-soft);
}
.recap-gallery-item img,
.recap-gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.recap-materials {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}
.recap-materials-group {
  margin-bottom: 16px;
}
.recap-materials-group-title {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--trade-color);
  margin-bottom: 10px;
  padding-bottom: 6px;
  border-bottom: 1px solid rgba(var(--trade-rgb), 0.15);
}
.recap-material-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px;
  background: #fff;
  border-radius: 10px;
  transition: all 0.25s var(--ease-smooth);
  border: 1px solid rgba(0, 0, 0, 0.04);
  margin-bottom: 8px;
}
.recap-material-item:hover {
  transform: translateX(4px);
  box-shadow: var(--shadow-soft);
  border-color: rgba(var(--trade-rgb), 0.15);
}
.recap-material-thumb {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  flex-shrink: 0;
  object-fit: cover;
  background: #eee;
}
.recap-material-info {
  flex: 1;
}
.recap-material-name {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 13px;
  color: var(--dark);
}
.recap-material-price {
  font-family: var(--font-body);
  font-size: 12px;
  color: rgba(0, 0, 0, 0.5);
  margin-top: 2px;
}

.recap-works {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 24px;
}
.recap-work-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-body);
  font-size: 14px;
  color: rgba(0, 0, 0, 0.7);
  padding: 8px 0;
  animation: fadeIn 0.3s var(--ease-smooth) both;
}
.recap-work-check {
  width: 20px;
  height: 20px;
  color: var(--trade-color);
  flex-shrink: 0;
}

/* Carte récapitulative (côté droit) */
.recap-card {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 20px;
  padding: 36px;
  animation: scaleIn 0.5s var(--ease-smooth) both;
}
.recap-card-title {
  font-family: var(--font-cap);
  font-weight: 900;
  font-style: italic;
  transform: skewX(-15deg);
  font-size: 26px;
  color: var(--dark);
  margin-bottom: 28px;
}
.recap-lines {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.recap-line {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-body);
  font-size: 14px;
  color: rgba(0, 0, 0, 0.65);
}
.recap-line span:last-child {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  color: var(--dark);
}
.recap-estimation {
  margin-bottom: 8px;
}
.recap-est-label {
  display: block;
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: rgba(0, 0, 0, 0.45);
  margin-bottom: 10px;
}
.recap-est-value {
  display: block;
  font-family: var(--font-cap);
  font-weight: 900;
  font-style: italic;
  font-size: clamp(28px, 4vw, 48px);
  color: var(--trade-color);
  line-height: 1.1;
  transition: all 0.4s var(--ease-sprint);
}
.recap-disclaimer {
  font-family: var(--font-body);
  font-size: 11px;
  color: rgba(0, 0, 0, 0.4);
  margin-bottom: 28px;
  line-height: 1.5;
}

/* ============================================================
   FORMULAIRE CLIENT
   ============================================================ */
.client-form-card {
  background: rgba(255, 255, 255, 0.75);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 20px;
  padding: 36px;
  margin-top: 24px;
  animation: fadeInUp 0.5s var(--ease-smooth) both;
}
.client-form-title {
  font-family: var(--font-cap);
  font-weight: 900;
  font-style: italic;
  transform: skewX(-15deg);
  font-size: 20px;
  color: var(--dark);
  margin-bottom: 24px;
}
.client-field {
  margin-bottom: 16px;
}
.budget-field {
  border-top: 1px dashed rgba(0, 0, 0, 0.1);
  padding-top: 12px;
}
.budget-indicator {
  display: block;
  margin-top: 6px;
  font-size: .9em;
  font-weight: 600;
  color: #1f4d3a;
}
.client-label {
  display: block;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.55);
  margin-bottom: 6px;
}
.radio-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}
.radio-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 16px;
  border: 1.5px solid rgba(0, 0, 0, 0.15);
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(0, 0, 0, 0.65);
  background: #fff;
  transition: all 0.25s var(--ease-sprint);
}
.radio-pill input[type="radio"] {
  accent-color: #1f4d3a;
  width: 16px;
  height: 16px;
  cursor: pointer;
}
.radio-pill:has(input:checked) {
  border-color: #1f4d3a;
  background: rgba(31, 77, 58, 0.08);
  color: #1f4d3a;
}

/* ============================================================
   BOUTONS DE NAVIGATION
   ============================================================ */
.config-btn-next {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: #000;
  color: #fff;
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  padding: 16px 28px;
  border: 0;
  cursor: pointer;
  transition: all 0.3s var(--ease-sprint);
  z-index: 100;
  border-radius: 8px;
  box-shadow: var(--shadow-soft);
}
.config-btn-next:hover:not(:disabled) {
  transform: translateX(6px) skewX(-6deg);
  box-shadow: var(--shadow-medium);
}
.config-btn-next.btn-disabled {
  opacity: 0.35;
  pointer-events: none;
  transform: none !important;
}
.config-nav {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 36px;
}
.config-btn-prev {
  background: transparent;
  color: #000;
  border: 2px solid #000;
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 12px;
  padding: 16px 28px;
  cursor: pointer;
  transition: all 0.3s var(--ease-sprint);
  border-radius: 8px;
}
.config-btn-prev:hover {
  background: #000;
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-soft);
}

/* ============================================================
   EMPTY STATE
   ============================================================ */
.empty-state {
  text-align: center;
  padding: 40px 20px;
  color: rgba(0, 0, 0, 0.4);
  font-family: var(--font-body);
  font-size: 14px;
}

/* ============================================================
   TRADE SELECTOR (barre horizontale en bas)
   ============================================================ */
#tradeSelector {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: row;
  gap: 12px;
  padding: 12px 24px;
  z-index: 999;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.75);
  border-radius: 60px;
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.12);
  animation: fadeIn 0.6s 0.3s var(--ease-smooth) both;
  border: 1px solid rgba(255, 255, 255, 0.3);
}
.trade-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 40px;
  border: 2px solid transparent;
  background: transparent;
  cursor: pointer;
  transition: all 0.3s var(--ease-sprint);
  color: rgba(0, 0, 0, 0.5);
}
.trade-card:hover {
  background: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
  border-color: var(--card-color);
  color: var(--card-color);
}
.trade-card.active {
  background: var(--card-color);
  color: #fff;
  border-color: var(--card-color);
  box-shadow: 0 4px 16px rgba(var(--card-rgb), 0.25);
}
.trade-card-icon {
  width: 24px;
  height: 24px;
  color: currentColor;
  transition: transform 0.3s var(--ease-bounce);
}
.trade-card:hover .trade-card-icon {
  transform: scale(1.15);
}
.trade-card-label {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  white-space: nowrap;
}

/* ============================================================
   STEP 1 — LAYOUT PLEINE LARGEUR (desktop ≥ 900px)
   Plan module full width | form + upload + recap below
   ============================================================ */
body[data-active-step="1"] .configurator {
  grid-template-columns: 1fr;
}
body[data-active-step="1"] .config-separator,
body[data-active-step="1"] .config-right {
  display: none;
}
@media (min-width: 901px) {
  body[data-active-step="1"] .config-left {
    width: 100%;
    max-width: 100%;
    margin: 0;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    grid-template-areas:
      "title title"
      "subtitle subtitle"
      "plan plan"
      "form upload"
      "recap recap";
    column-gap: 36px;
    row-gap: 18px;
    align-items: start;
  }
  #step1 .config-title { grid-area: title; }
  #step1 .config-subtitle { grid-area: subtitle; margin-bottom: 4px; }
  #step1 .plan-module { grid-area: plan; }
  #step1 .property-form { grid-area: form; }
  #step1 .upload-panel { grid-area: upload; }
  #step1 .property-summary-card { grid-area: recap; }
}

/* Mobile : upload panel non sticky, stack normal */
@media (max-width: 900px) {
  #step1 .upload-panel {
    position: relative;
    top: auto;
    margin-top: 8px;
  }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 768px) {
  .breadcrumb-nav {
    padding: 8px 16px;
    gap: 4px;
  }
  .bc-item {
    padding: 4px 8px;
    font-size: 9px;
  }
  .bc-label {
    display: none;
  }
  .bc-divider {
    width: 12px;
  }
  .configurator {
    grid-template-columns: 1fr;
    padding-top: 90px;
  }
  .config-separator {
    display: none;
  }
  .gallery-preview {
    grid-template-columns: repeat(2, 1fr);
  }
  .form-section {
    padding: 16px 16px 4px;
  }
  .form-section-title {
    margin-bottom: 14px;
  }
  .upload-panel-header {
    padding: 10px 12px;
    gap: 10px;
  }
  .upload-panel-icon {
    width: 24px;
    height: 24px;
  }
  .drop-zone {
    aspect-ratio: 16 / 9;
  }
  .material-grid {
    grid-template-columns: 1fr;
  }
  .recap-gallery {
    grid-template-columns: repeat(2, 1fr);
  }
  .config-btn-next {
    position: sticky;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    border-radius: 0;
    margin: 0;
  }
  header.site {
    padding: 16px 20px;
  }
  .config-left,
  .config-right {
    padding: 24px 20px;
  }
  .recap-card {
    padding: 24px;
  }
  .step2-estimation {
    flex-direction: column;
    gap: 4px;
  }
  #tradeSelector {
    position: relative;
    bottom: auto;
    left: auto;
    transform: none;
    flex-wrap: wrap;
    justify-content: center;
    background: transparent;
    backdrop-filter: none;
    border-radius: 0;
    box-shadow: none;
    padding: 12px;
    gap: 8px;
    border: none;
    margin-bottom: 16px;
  }
  .trade-card {
    padding: 8px 14px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 30px;
  }
  .trade-card-icon {
    width: 20px;
    height: 20px;
  }
  .btn-group {
    gap: 6px;
  }
  .btn-option {
    padding: 8px 14px;
    font-size: 13px;
  }
  .trade-grid {
    grid-template-columns: 1fr 1fr;
  }
  .material-grid-images {
    grid-template-columns: 1fr 1fr;
  }
  .range-wrapper {
    flex-wrap: wrap;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .property-recap-grid {
    grid-template-columns: 1fr;
  }
  .client-form-card {
    padding: 24px;
  }
  .property-summary-card {
    padding: 24px;
  }
}

@media (max-width: 480px) {
  .config-title {
    font-size: 28px;
  }
  .recap-est-value {
    font-size: 28px;
  }
}

/* ============================================================
   CONFIRMATION (step6)
   ============================================================ */
.config-confirm {
  max-width: 560px;
  margin: 80px auto;
  padding: 48px 40px;
  text-align: center;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}
.confirm-checkmark {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
}
.confirm-checkmark svg {
  width: 100%;
  height: 100%;
  stroke: #2DB06A;
  stroke-width: 3;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
}
.confirm-checkmark circle {
  stroke-dasharray: 166;
  stroke-dashoffset: 0;
  animation: confirmcheck 0.8s ease-out forwards;
}
.confirm-checkmark path {
  stroke-dasharray: 48;
  stroke-dashoffset: 48;
  animation: confirmcheck 0.4s 0.6s ease-out forwards;
}
@keyframes confirmcheck {
  to { stroke-dashoffset: 0; }
}
.config-confirm-title {
  font-family: var(--font-cap);
  font-weight: 900;
  font-style: italic;
  font-size: 28px;
  letter-spacing: 0.04em;
  color: #1A1A1A;
  margin: 0 0 12px;
}
.config-confirm-msg {
  font-size: 15px;
  color: #4B5563;
  line-height: 1.5;
  margin: 0 0 24px;
}
.confirm-recap {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: center;
  margin: 0 0 24px;
}
.confirm-recap-img {
  width: 80px;
  height: 80px;
  object-fit: cover;
  border-radius: 8px;
  border: 1px solid #E5E7EB;
}
.confirm-recap-tag {
  display: inline-flex;
  align-items: center;
  padding: 6px 12px;
  border-radius: 999px;
  background: #F3F4F6;
  color: #1A1A1A;
  font-size: 12px;
  font-weight: 600;
}
.confirm-dossier {
  margin: 0 0 28px;
}
.dossier-badge {
  display: inline-block;
  padding: 8px 18px;
  border-radius: 999px;
  background: #1f4d3a;
  color: #fff;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.06em;
}
.confirm-btn {
  display: inline-block;
  padding: 14px 28px;
  background: #1f4d3a;
  color: #fff;
  text-decoration: none;
  border-radius: 999px;
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: transform 0.3s var(--ease-sprint);
}
.confirm-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(31, 77, 58, 0.35);
}
.confirm-btn-secondary {
  display: inline-block;
  margin-left: 12px;
  padding: 14px 28px;
  background: transparent;
  color: #1f4d3a;
  border: 1.5px solid #1f4d3a;
  border-radius: 999px;
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s var(--ease-sprint);
}
.confirm-btn-secondary:hover {
  background: #1f4d3a;
  color: #fff;
}

@media (max-width: 480px) {
  .lb-nav {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }
  .trade-grid {
    grid-template-columns: 1fr;
  }
  .material-grid-images {
    grid-template-columns: 1fr 1fr;
  }
  .btn-option {
    font-size: 12px;
    padding: 6px 12px;
  }
}

:focus-visible {
  outline: 2px solid var(--trade-color);
  outline-offset: 3px;
  border-radius: 4px;
}
[role="checkbox"]:focus-visible,
[role="tab"]:focus-visible,
[tabindex="0"]:focus-visible {
  outline: 2px solid var(--trade-color);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ============================================================
   DROP ZONE, GALERIE, LIGHTBOX (pour l'étape 1)
   ============================================================ */
.upload-panel {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: sticky;
  top: 24px;
  align-self: start;
}
.upload-panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(var(--trade-rgb), 0.08) 0%, rgba(var(--trade-rgb), 0.02) 100%);
  border: 1px solid rgba(var(--trade-rgb), 0.15);
  position: relative;
}
.upload-panel-icon {
  width: 28px;
  height: 28px;
  color: var(--trade-color);
  flex-shrink: 0;
}
.upload-panel-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.upload-panel-title {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--dark);
}
.upload-panel-sub {
  font-family: var(--font-body);
  font-size: 11px;
  color: rgba(0, 0, 0, 0.45);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.upload-counter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 4px 10px;
  border-radius: 20px;
  background: var(--trade-color);
  color: #fff;
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 0.04em;
  flex-shrink: 0;
}
.upload-counter[hidden] {
  display: none;
}

.drop-zone {
  position: relative;
  border: 2px dashed rgba(var(--trade-rgb), 0.35);
  background: linear-gradient(180deg, rgba(var(--trade-rgb), 0.04) 0%, rgba(var(--trade-rgb), 0.01) 100%);
  border-radius: 18px;
  aspect-ratio: 4 / 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: all 0.4s var(--ease-sprint);
  animation: dropBounce 0.6s 0.2s var(--ease-bounce) both;
  overflow: hidden;
}
.drop-zone::before {
  content: "";
  position: absolute;
  inset: 6px;
  border-radius: 14px;
  border: 1px dashed rgba(var(--trade-rgb), 0.18);
  pointer-events: none;
  transition: border-color 0.4s var(--ease-smooth);
}
.drop-zone:hover {
  border-color: var(--trade-color);
  box-shadow: 0 12px 40px rgba(var(--trade-rgb), 0.18);
  transform: translateY(-3px);
}
.drop-zone:hover::before {
  border-color: rgba(var(--trade-rgb), 0.35);
}
.drop-zone.drag-active {
  background: rgba(var(--trade-rgb), 0.1);
  border-style: solid;
  border-color: var(--trade-color);
  transform: scale(1.02);
  box-shadow: 0 0 0 4px rgba(var(--trade-rgb), 0.15), 0 16px 50px rgba(var(--trade-rgb), 0.25);
}
.drop-icon {
  width: 52px;
  height: 52px;
  color: var(--trade-color);
  transition: transform 0.4s var(--ease-bounce);
  filter: drop-shadow(0 4px 12px rgba(var(--trade-rgb), 0.25));
}
.drop-zone:hover .drop-icon {
  transform: translateY(-6px) scale(1.08);
}
.drop-zone.drag-active .drop-icon {
  transform: scale(1.15);
  animation: bounce 0.6s var(--ease-bounce) infinite;
}
.drop-text {
  font-family: var(--font-body);
  font-size: 12px;
  color: rgba(0, 0, 0, 0.5);
  text-align: center;
  padding: 0 20px;
  line-height: 1.5;
}
.drop-limit {
  font-family: var(--font-cap);
  font-size: 9.5px;
  color: rgba(0, 0, 0, 0.35);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
}

.gallery-preview {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 4px;
  animation: fadeInUp 0.4s var(--ease-smooth) both;
}
.gallery-item {
  border-radius: 12px;
  overflow: hidden;
  aspect-ratio: 1;
  position: relative;
  background: linear-gradient(135deg, #e8d5c4, #c4a77d);
  cursor: pointer;
  transition: all 0.3s var(--ease-sprint);
}
.gallery-item:hover {
  transform: translateY(-4px) scale(1.02);
  box-shadow: var(--shadow-medium);
}
.gallery-item.dragging {
  opacity: 0.5;
  transform: scale(1.05);
  box-shadow: 0 0 20px rgba(var(--trade-rgb), 0.3);
}
.gallery-item img,
.gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s var(--ease-smooth);
}
.gallery-item:hover img,
.gallery-item:hover video {
  transform: scale(1.08);
}
.gallery-remove {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 28px;
  height: 28px;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(4px);
  border-radius: 50%;
  color: #fff;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border: none;
  transition: all 0.2s var(--ease-smooth);
  opacity: 0;
  transform: scale(0.8);
}
.gallery-item:hover .gallery-remove {
  opacity: 1;
  transform: scale(1);
}
.gallery-remove:hover {
  background: #dc2626;
  transform: scale(1.1) !important;
}
.gallery-badge {
  position: absolute;
  bottom: 8px;
  left: 8px;
  background: var(--trade-color);
  color: #fff;
  font-family: var(--font-cap);
  font-size: 9px;
  padding: 4px 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  border-radius: 4px;
  font-weight: 700;
}

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  background: rgba(0, 0, 0, 0.92);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s var(--ease-smooth);
}
.lightbox.active {
  opacity: 1;
  pointer-events: auto;
}
.lb-img,
.lb-video {
  max-width: 90vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.lb-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 28px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lb-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}
.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: 50%;
  color: #fff;
  font-size: 24px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lb-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}
.lb-prev {
  left: 20px;
}
.lb-next {
  right: 20px;
}
.lb-counter {
  position: absolute;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-family: var(--font-cap);
  font-size: 12px;
  letter-spacing: 0.1em;
  background: rgba(0, 0, 0, 0.5);
  padding: 6px 16px;
  border-radius: 20px;
}

/* ============================================================
   TOASTS
   ============================================================ */
.toast-container {
  position: fixed;
  top: 90px;
  right: 24px;
  z-index: 2000;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast {
  background: var(--dark);
  color: #fff;
  padding: 14px 20px;
  border-radius: 10px;
  font-family: var(--font-body);
  font-size: 13px;
  box-shadow: var(--shadow-medium);
  transform: translateX(120%);
  transition: transform 0.4s var(--ease-sprint);
  pointer-events: auto;
  max-width: 320px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.toast.show {
  transform: translateX(0);
}
.toast-success {
  border-left: 3px solid var(--trade-color);
}
.toast-error {
  border-left: 3px solid #dc2626;
}
.spinner {
  width: 20px;
  height: 20px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* ============================================================
   FOOTER
   ============================================================ */
footer.config-footer {
  text-align: center;
  padding: 48px 40px;
  background: var(--dark);
  color: #fff;
  animation: fadeIn 0.5s var(--ease-smooth) both;
}
footer.config-footer .footer-logo {
  height: 36px;
  width: auto;
  margin-bottom: 16px;
  color: #fff;
}
footer.config-footer .footer-slogan {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-bottom: 10px;
  color: rgba(255, 255, 255, 0.9);
}
footer.config-footer .footer-contact {
  font-family: var(--font-body);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
}
footer.config-footer .footer-contact a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color 0.2s;
}
footer.config-footer .footer-contact a:hover {
  color: #fff;
  text-decoration: underline;
}

/* ============================================================
   SECTION: PLAN SVG MODULE (Phase A) — luxe esthétique
   ============================================================ */
.iso-box { transition: filter 0.25s var(--ease-smooth); }
.iso-box:hover { filter: brightness(1.05); }
.iso-box.selected polygon { stroke-width: 2.5; }
.piece-form-surface-row { display: grid; gap: 6px; }
.piece-form-surface-slider .range-wrapper { display: flex; align-items: center; gap: 12px; }
.piece-form-surface-slider .range-value { font-family: var(--font-cap); font-weight: 800; font-style: italic; font-size: 13px; color: var(--trade-color); min-width: 60px; }
.plan-module {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 18px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.85) 0%, rgba(244, 241, 234, 0.5) 100%);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 18px;
  box-shadow: var(--shadow-soft);
  animation: fadeInUp 0.5s 0.1s var(--ease-smooth) both;
}
.plan-module-header {
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.plan-mode-selector {
  display: flex;
  gap: 4px;
  background: rgba(0, 0, 0, 0.05);
  padding: 4px;
  border-radius: 12px;
}
.mode-tab {
  padding: 8px 16px;
  border: none;
  background: transparent;
  border-radius: 8px;
  font-family: var(--font-cap);
  font-weight: 700;
  font-style: italic;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(0, 0, 0, 0.5);
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
}
.mode-tab:hover {
  color: var(--trade-color);
}
.mode-tab.active {
  background: var(--trade-color);
  color: #fff;
  box-shadow: 0 2px 10px rgba(var(--trade-rgb), 0.25);
}
.plan-summary {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.6);
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.05);
}
.plan-summary-stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  min-width: 50px;
}
.plan-summary-num {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 18px;
  color: var(--trade-color);
  line-height: 1;
}
.plan-summary-label {
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.45);
  white-space: nowrap;
}
.plan-floor-tabs {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  padding: 4px 0;
}
.floor-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1.5px solid rgba(0, 0, 0, 0.08);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.6);
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.6);
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
}
.floor-tab:hover {
  border-color: rgba(var(--trade-rgb), 0.4);
  color: var(--trade-color);
}
.floor-tab.active {
  background: var(--trade-color);
  border-color: var(--trade-color);
  color: #fff;
  box-shadow: 0 4px 14px rgba(var(--trade-rgb), 0.22);
}
.floor-tab-count {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: rgba(0, 0, 0, 0.08);
  color: inherit;
  font-size: 10px;
  font-weight: 700;
}
.floor-tab.active .floor-tab-count {
  background: rgba(255, 255, 255, 0.25);
}

/* Plan body : canvas left, side right (palette + piece form) */
.plan-body {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}
@media (max-width: 900px) {
  .plan-body { grid-template-columns: 1fr; }
}
.plan-canvas-wrap {
  position: relative;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.92) 0%, rgba(244,241,234,0.4) 100%);
  border: 1px solid rgba(0, 0, 0, 0.08);
  border-radius: 14px;
  padding: 8px;
  overflow: hidden;
  box-shadow: inset 0 1px 4px rgba(0, 0, 0, 0.04);
}
.plan-canvas {
  width: 100%;
  height: 100%;
  min-height: 360px;
  display: block;
  cursor: default;
  touch-action: none;
}
.piece-group {
  transition: filter 0.2s var(--ease-smooth);
  cursor: grab;
  color: var(--trade-color);
}
.piece-group:active { cursor: grabbing; }
.piece-group.active .piece-rect {
  filter: drop-shadow(0 0 8px rgba(var(--trade-rgb), 0.35));
  stroke-width: 2.5;
}
.piece-group:hover:not(.active) .piece-rect {
  filter: drop-shadow(0 2px 6px rgba(var(--trade-rgb), 0.2));
}
.piece-furniture { pointer-events: none; }
.piece-label-svg, .piece-surface-svg { pointer-events: none; user-select: none; }
.piece-handle {
  cursor: nwse-resize;
  transition: transform 0.15s var(--ease-bounce);
}
.piece-handle:hover { transform: scale(1.15); transform-origin: center; }
.piece-handle[data-handle="ne"], .piece-handle[data-handle="sw"] { cursor: nesw-resize; }
.piece-delete, .piece-delete-icon { cursor: pointer; }
.plan-compass text, .plan-scale text { user-select: none; pointer-events: none; }

/* Side panel : palette + piece form */
.plan-side {
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
}
.plan-palette-section, .piece-form-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
  background: rgba(255, 255, 255, 0.5);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 14px;
  padding: 12px;
}
.plan-side-title {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: rgba(0, 0, 0, 0.55);
  margin: 0;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.piece-palette {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.palette-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 6px 4px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(0, 0, 0, 0.06);
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.25s var(--ease-smooth);
  color: var(--trade-color);
}
.palette-btn:hover {
  border-color: var(--trade-color);
  background: #fff;
  transform: translateY(-2px);
  box-shadow: 0 4px 14px rgba(var(--trade-rgb), 0.18);
}
.palette-btn:active { transform: translateY(0); }
.palette-btn-svg {
  width: 36px;
  height: 36px;
  display: block;
}
.palette-preview-svg {
  width: 100%;
  height: 100%;
  color: var(--trade-color);
}
.palette-btn-label {
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 9px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(0, 0, 0, 0.55);
}
.palette-btn:hover .palette-btn-label { color: var(--trade-color); }

/* Sprint 0.7 — Focus visible accessibilité clavier (manquait dans configurateur.css) */
.btn-primary:focus-visible,
.btn-secondary:focus-visible,
.recap-cta-primary:focus-visible,
.recap-cta-secondary:focus-visible,
.recap-cta-tertiary:focus-visible,
.config-step-cta:focus-visible,
.rooms-stepper-cta:focus-visible,
.skip-link:focus-visible {
  outline: 3px solid var(--green, #3CB371);
  outline-offset: 3px;
  border-radius: 6px;
}
[role="checkbox"]:focus-visible,
[role="tab"]:focus-visible,
[role="button"]:focus-visible,
[tabindex="0"]:focus-visible {
  outline: 3px solid var(--green, #3CB371);
  outline-offset: 2px;
}

/* Sprint 0.7 — Skeleton + success animation sur #btnEmail */
.btn-loading {
  position: relative;
  pointer-events: none;
  opacity: 0.85;
  cursor: progress;
}
.btn-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 2px solid rgba(255, 255, 255, 0.4);
  border-top-color: #fff;
  border-radius: 50%;
  animation: btn-spin 0.7s linear infinite;
  vertical-align: -2px;
  margin-right: 6px;
}
@keyframes btn-spin {
  to { transform: rotate(360deg); }
}
.btn-success {
  background: var(--green, #3CB371) !important;
  border-color: var(--green, #3CB371) !important;
  color: #fff !important;
  animation: btn-success-pop 0.4s ease-out;
}
.btn-success-icon {
  display: inline-block;
  font-weight: 700;
  margin-right: 6px;
  animation: btn-success-check 0.35s ease-out;
}
@keyframes btn-success-pop {
  0% { transform: scale(0.95); }
  60% { transform: scale(1.05); }
  100% { transform: scale(1); }
}
@keyframes btn-success-check {
  0% { transform: scale(0) rotate(-12deg); opacity: 0; }
  70% { transform: scale(1.2) rotate(0deg); opacity: 1; }
  100% { transform: scale(1) rotate(0deg); opacity: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .btn-spinner, .btn-success, .btn-success-icon {
    animation: none !important;
  }
}

/* Piece form panel */
.piece-form-panel {
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-family: var(--font-body);
}
.piece-form-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 22px 12px;
  text-align: center;
  color: rgba(0, 0, 0, 0.4);
  font-family: var(--font-body);
  font-size: 12px;
  font-style: italic;
}
.piece-form-placeholder svg {
  width: 32px;
  height: 32px;
  color: rgba(var(--trade-rgb), 0.45);
}
.piece-form-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}
.piece-form-tint {
  width: 24px;
  height: 24px;
  border-radius: 6px;
  flex-shrink: 0;
  border: 1px solid rgba(0, 0, 0, 0.1);
}
.piece-form-header-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  min-width: 0;
}
.piece-form-type {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 13px;
  color: var(--dark);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.piece-form-id {
  font-family: var(--font-cap);
  font-size: 9px;
  color: rgba(0, 0, 0, 0.35);
  letter-spacing: 0.1em;
}
.piece-form-delete {
  width: 30px;
  height: 30px;
  border-radius: 8px;
  border: 1px solid rgba(220, 38, 38, 0.18);
  background: rgba(220, 38, 38, 0.05);
  color: #dc2626;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s var(--ease-smooth);
  flex-shrink: 0;
}
.piece-form-delete svg { width: 14px; height: 14px; }
.piece-form-delete:hover {
  background: #dc2626;
  color: #fff;
  transform: scale(1.05);
}
.piece-form-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.piece-form-label {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.piece-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.piece-form-surface {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
  background: rgba(var(--trade-rgb), 0.08);
  border: 1px solid rgba(var(--trade-rgb), 0.15);
  border-radius: 10px;
}
.piece-form-surface-label {
  font-family: var(--font-cap);
  font-weight: 700;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.55);
}
.piece-form-surface-value {
  font-family: var(--font-cap);
  font-weight: 800;
  font-style: italic;
  font-size: 16px;
  color: var(--trade-color);
}
.piece-form-mini-zone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  padding: 12px 8px;
  border: 1.5px dashed rgba(var(--trade-rgb), 0.3);
  border-radius: 10px;
  background: rgba(var(--trade-rgb), 0.02);
  cursor: pointer;
  text-align: center;
  transition: all 0.25s var(--ease-smooth);
}
.piece-form-mini-zone svg {
  width: 22px;
  height: 22px;
  color: var(--trade-color);
}
.piece-form-mini-zone:hover, .piece-form-mini-zone.drag-active {
  border-color: var(--trade-color);
  background: rgba(var(--trade-rgb), 0.06);
}
#spaceDropText {
  font-family: var(--font-body);
  font-size: 11px;
  color: rgba(0, 0, 0, 0.5);
  line-height: 1.4;
}
.piece-form-mini-gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.piece-form-mini-gallery[hidden] { display: none; }
.space-gallery-item {
  position: relative;
  aspect-ratio: 1;
  border-radius: 6px;
  overflow: hidden;
  background: rgba(0, 0, 0, 0.05);
}
.space-gallery-item img, .space-gallery-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.space-gallery-remove {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  color: #fff;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}
.space-gallery-remove svg { width: 10px; height: 10px; }
.space-gallery-remove:hover { background: #dc2626; }

/* Hide upload-panel on step 1 if plan module is active (Phase A):
   the per-piece upload replaces it progressively. Kept hidden via display:none.   Until Phase B, keep .upload-panel visible for backward compat. */
@media (max-width: 1300px) {
  .plan-body { grid-template-columns: 1fr; }
  .plan-canvas { min-height: 320px; }
  .piece-palette { grid-template-columns: repeat(6, 1fr); }
}
@media (max-width: 768px) {
  .plan-module { padding: 14px; gap: 10px; }
  .plan-module-header { flex-direction: column; align-items: stretch; }
  .plan-summary { flex-wrap: wrap; gap: 10px; }
  .piece-palette { grid-template-columns: repeat(4, 1fr); gap: 4px; }
  .palette-btn { padding: 4px 2px; }
  .palette-btn-svg { width: 28px; height: 28px; }
  .palette-btn-label { font-size: 8px; }
  .piece-form-row { grid-template-columns: 1fr; }
  .piece-form-mini-gallery { grid-template-columns: repeat(3, 1fr); }
  .plan-canvas { min-height: 260px; }
  .plan-side-title { font-size: 10px; }
}

/* ============================================================
   ANIMATIONS — Refonte Templates architecturaux (§7)
   Réutilise fadeInUp / scaleIn déjà définis plus haut.
   ============================================================ */
#envelopeChoice.fadeInUp { animation: fadeInUp 0.5s var(--ease-smooth) both; }

.envelope-card .envelope-preview.scaleIn { animation: scaleIn 0.45s var(--ease-smooth) both; }

.mini-building-preview { width: 100%; max-width: 220px; margin: 8px auto; }
.mini-building-preview svg { display: block; width: 100%; height: auto; }
#buildingOverviewCanvas .floor-band { animation: fadeInUp 0.35s var(--ease-smooth) both; }
#buildingOverviewCanvas .floor-band:nth-child(2) { animation-delay: 0.05s; }
#buildingOverviewCanvas .floor-band:nth-child(3) { animation-delay: 0.10s; }
#buildingOverviewCanvas .floor-band:nth-child(4) { animation-delay: 0.15s; }
#buildingOverviewCanvas .floor-band:nth-child(5) { animation-delay: 0.20s; }
#buildingOverviewCanvas .building-roof { animation: scaleIn 0.6s 0.30s var(--ease-smooth) both; transform-origin: 50% 100%; }

.mini-building-preview .floor-band { animation: fadeInUp 0.3s var(--ease-smooth) both; }
.mini-building-preview .building-roof { animation: scaleIn 0.45s 0.20s var(--ease-smooth) both; transform-origin: 50% 100%; }

/* ============================================================
   REFONTE TEMPLATES — composants UI (step1.plan + stepBuilding)
   ============================================================ */

.envelope-choice {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 12px;
  margin: 16px 0 24px;
}
.envelope-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  padding: 10px 10px 14px;
  background: #FBF8F1;
  border: 1.5px solid #E2D7BE;
  border-radius: 12px;
  cursor: pointer;
  transition: transform 0.18s var(--ease-smooth), box-shadow 0.18s var(--ease-smooth), border-color 0.18s var(--ease-smooth);
  text-align: center;
  min-height: 180px;
}
.envelope-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 14px rgba(58, 47, 28, 0.10);
  border-color: #b08a4a;
}
.envelope-card.active {
  border-color: #2a6f97;
  box-shadow: 0 0 0 3px rgba(42, 111, 151, 0.18);
  background: #F4F0E9;
}
.envelope-preview {
  width: 100%;
  height: 150px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #FAF6EC 0%, #EEE7D4 100%);
  border-radius: 8px;
  overflow: hidden;
}
.envelope-preview svg {
  width: 100%;
  height: 100%;
  display: block;
}
.envelope-preview .floor-band { cursor: default; pointer-events: none; }
.envelope-label {
  font-size: 13px;
  font-weight: 600;
  color: #3a2f1c;
  font-family: var(--font-body, sans-serif);
}

.plan-floor-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 0;
  border-bottom: 1px solid #E2D7BE;
  align-items: center;
}
.plan-floor-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 8px 0;
  border-bottom: 1px solid #E2D7BE;
  align-items: center;
}
.floor-tab {
  padding: 6px 12px;
  background: #F7F2E8;
  border: 1px solid #E2D7BE;
  border-radius: 999px;
  font-size: 12px;
  color: #3a2f1c;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: background 0.15s, border-color 0.15s, color 0.15s;
}
.floor-tab:hover { border-color: #b08a4a; }
.floor-tab.active {
  background: #2a6f97;
  color: #fff;
  border-color: #2a6f97;
}
.floor-tab-count {
  background: rgba(255, 255, 255, 0.55);
  color: #2a6f97;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
}
.floor-tab.active .floor-tab-count {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}
.floor-tab-add, .floor-tab-rm {
  padding: 4px 10px;
  font-size: 12px;
  line-height: 1.2;
  border-radius: 999px;
  border: 1px solid #b08a4a;
  background: #fff;
  color: #3a2f1c;
  cursor: pointer;
}
.floor-tab-add { background: #b08a4a; color: #fff; border-color: #b08a4a; }
.floor-tab-add:hover { background: #93723a; }
.floor-tab-rm { opacity: 0.6; }
.floor-tab-rm:hover { opacity: 1; background: #fef2f2; border-color: #dc2626; color: #dc2626; }

.mini-building-preview { width: 100%; max-width: 240px; margin: 4px 0 12px; }
.mini-building-preview svg {
  width: 100%;
  height: 220px;
  background: linear-gradient(180deg, #FAF6EC 0%, #EFE7D2 100%);
  border-radius: 8px;
  border: 1px solid #E2D7BE;
}

.floor-criteria-form {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
  background: #FBF8F1;
  border: 1px solid #E2D7BE;
  border-radius: 10px;
}
.floor-criteria-section {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.floor-criteria-section > label {
  font-size: 12px;
  color: #3a2f1c;
  min-width: 100px;
  font-weight: 600;
}
.floor-criteria-section select,
.floor-criteria-section input[type="number"] {
  padding: 4px 8px;
  border: 1px solid #E2D7BE;
  border-radius: 6px;
  font-size: 12px;
  color: #3a2f1c;
  background: #fff;
  flex: 1;
}
.floor-criteria-section input[type="checkbox"] {
  width: 16px;
  height: 16px;
}
.floor-criteria-section.inline-checkbox label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
}

.stepper {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  user-select: none;
}
.stepper-btn {
  width: 24px;
  height: 24px;
  border: 1px solid #b08a4a;
  background: #fff;
  color: #3a2f1c;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
}
.stepper-btn:hover { background: #b08a4a; color: #fff; }
.stepper-btn:disabled { opacity: 0.35; cursor: not-allowed; }
.stepper-val {
  min-width: 22px;
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  color: #3a2f1c;
}
.stepper-label {
  font-size: 12px;
  color: #3a2f1c;
  font-weight: 500;
}

.opt-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  cursor: pointer;
  color: #3a2f1c;
}
.opt-toggle input { width: 16px; height: 16px; cursor: pointer; }

.room-form-panel {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 12px;
  background: #FBF8F1;
  border: 1px solid #E2D7BE;
  border-radius: 10px;
}

/* Onglets pièces verticaux (right of mini-plan in step 1) */
.room-tabs-vertical-wrap {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.room-tabs-vertical {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-height: 320px;
  overflow-y: auto;
  padding: 4px;
  background: #F4F0E5;
  border: 1px solid #E2D7BE;
  border-radius: 10px;
}
.room-tab-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid transparent;
  background: transparent;
  cursor: pointer;
  font-size: 13px;
  color: #3a2f1c;
  text-align: left;
  transition: background .15s ease, border-color .15s ease;
}
.room-tab-btn:hover {
  background: rgba(176, 138, 74, 0.08);
}
.room-tab-btn.active {
  background: var(--trade-color, #b08a4a);
  color: #fff;
  border-color: rgba(0, 0, 0, 0.15);
  font-weight: 700;
}
.room-tab-btn .room-tab-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.room-tab-btn .room-tab-count {
  font-size: 10px;
  background: rgba(0,0,0,0.08);
  padding: 2px 6px;
  border-radius: 8px;
  font-weight: 700;
}
.room-tab-btn.active .room-tab-count { background: rgba(255,255,255,0.25); }
.room-tab-btn[data-included="false"] { opacity: 0.55; text-decoration: line-through; }
.room-tabs-vertical:empty { display: none; }
.room-form-panel .empty {
  font-size: 13px;
  color: #888;
  font-style: italic;
  text-align: center;
  padding: 14px;
}
.room-form-section { display: flex; flex-direction: column; gap: 4px; }
.room-form-section .form-label {
  font-size: 12px;
  font-weight: 600;
  color: #3a2f1c;
}
.room-form-section input[type="text"],
.room-form-section input[type="color"],
.room-form-section select,
.room-form-section textarea {
  width: 100%;
  padding: 6px 8px;
  border: 1px solid #E2D7BE;
  border-radius: 6px;
  font-size: 12px;
  font-family: inherit;
  background: #fff;
  color: #3a2f1c;
  box-sizing: border-box;
}
.room-form-section input[type="color"] { height: 32px; padding: 2px; }
.room-form-section textarea { resize: vertical; min-height: 60px; }

.photo-thumb {
  position: relative;
  display: inline-block;
  margin-top: 4px;
}
.photo-thumb img {
  width: 100px;
  height: 70px;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid #E2D7BE;
  display: block;
}
.photo-thumb button {
  position: absolute;
  top: -6px;
  right: -6px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  border: 1px solid #dc2626;
  background: #fff;
  color: #dc2626;
  cursor: pointer;
  font-size: 11px;
  line-height: 1;
  padding: 0;
}

.works-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.works-trade {
  font-size: 12px;
  font-weight: 700;
  color: #b08a4a;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: 4px;
}
.works-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #3a2f1c;
}
.works-item input[type="checkbox"] { width: 14px; height: 14px; cursor: pointer; }

.building-overview-wrap {
  position: relative;
  width: 100%;
  height: 480px;
  background: linear-gradient(180deg, #FAF6EC 0%, #EFE7D2 100%);
  border-radius: 12px;
  border: 1px solid #E2D7BE;
  overflow: hidden;
}
.building-overview-wrap svg { width: 100%; height: 100%; display: block; }
.building-overview-wrap .floor-band {
  cursor: pointer;
  transition: filter 0.15s;
}
.building-overview-wrap .floor-band:hover { filter: brightness(1.07); }

.floor-band-popover {
  position: absolute;
  background: #fff;
  border: 1px solid #2a6f97;
  border-radius: 8px;
  padding: 10px;
  box-shadow: 0 8px 22px rgba(0, 0, 0, 0.18);
  z-index: 50;
  max-width: 320px;
  pointer-events: none;
  font-size: 12px;
  color: #3a2f1c;
}
.floor-band-popover h4 {
  margin: 8px 0 4px;
  font-size: 13px;
  font-weight: 700;
  color: #2a6f97;
}
.floor-pop-mini svg {
  width: 100%;
  height: 160px;
  display: block;
  background: #F7F2E8;
  border: 1px solid #E2D7BE;
  border-radius: 6px;
}
.floor-pop-rooms {
  margin: 6px 0 0;
  padding: 0 0 0 18px;
  list-style: disc;
}
.floor-pop-rooms li { font-size: 11px; line-height: 1.5; }

.plan-canvas {
  background: #F7F2E8;
  border: 1px solid #E2D7BE;
  border-radius: 8px;
  width: 100%;
  height: 480px;
  display: block;
}
.plan-canvas .room-box { cursor: pointer; transition: filter 0.15s; }
.plan-canvas .room-box:hover { filter: brightness(1.05); }
.plan-canvas text { pointer-events: none; }

/* ============================================================
   REFONTE VISION E-COMMERCE — Carrousel + Panier + Trade frames
   ============================================================ */

/* Carrousel envelopes (scroll natif + flèches externes) */
.envelope-carousel {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 12px 0 18px;
  position: relative;
}
.envelope-carousel-track {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  padding: 4px 2px 8px;
  flex: 1;
  scrollbar-width: thin;
  scrollbar-color: #b08a4a transparent;
}
.envelope-carousel-track::-webkit-scrollbar { height: 6px; }
.envelope-carousel-track::-webkit-scrollbar-thumb { background: #b08a4a; border-radius: 3px; }
.envelope-carousel-track::-webkit-scrollbar-track { background: transparent; }
.envelope-carousel-track > .envelope-card {
  flex: 0 0 auto;
  width: 200px;
  scroll-snap-align: start;
}
.envelope-carousel-arrow {
  flex: 0 0 auto;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid #b08a4a;
  background: #fff;
  color: #3a2f1c;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.15s, color 0.15s;
}
.envelope-carousel-arrow:hover { background: #b08a4a; color: #fff; }
.envelope-carousel-arrow:disabled { opacity: 0.3; cursor: not-allowed; }

/* Panier flottant live (aside top-right) */
.basket-widget {
  position: fixed;
  top: 84px;
  right: 16px;
  width: 248px;
  max-height: calc(100vh - 100px);
  background: #FBF8F1;
  border: 1.5px solid #b08a4a;
  border-radius: 12px;
  box-shadow: 0 6px 22px rgba(58, 47, 28, 0.18);
  z-index: 800;
  overflow: hidden;
  transition: max-height 0.25s var(--ease-smooth);
}
.basket-toggle-min {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
  border: none;
  background: transparent;
  color: #3a2f1c;
  font-size: 12px;
  cursor: pointer;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.basket-toggle-min:hover { background: rgba(176, 138, 74, 0.15); }
.basket-header {
  padding: 10px 36px 8px 14px;
  border-bottom: 1px solid #E2D7BE;
  background: linear-gradient(180deg, #F4E9D8 0%, #FBF8F1 100%);
}
.basket-title {
  font-family: var(--font-display, Montserrat), sans-serif;
  font-weight: 800;
  font-size: 13px;
  letter-spacing: 0.5px;
  color: #3a2f1c;
  text-transform: uppercase;
}
.basket-body {
  padding: 8px 12px 12px;
  max-height: 480px;
  overflow-y: auto;
}
.basket-empty {
  font-size: 12px;
  color: #888;
  font-style: italic;
  text-align: center;
  padding: 14px 0;
}
.basket-lines { list-style: none; margin: 0; padding: 0; }
.basket-line {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: #3a2f1c;
  padding: 4px 0;
  border-bottom: 1px dotted #E2D7BE;
}
.basket-line:last-child { border-bottom: none; }
.basket-line-key {
  font-weight: 600;
  color: #b08a4a;
  text-transform: uppercase;
  letter-spacing: 0.3px;
  font-size: 10px;
}
.basket-line-val { color: #3a2f1c; font-weight: 600; }
.basket-widget[data-min="1"] .basket-body { display: none; }
.basket-widget[data-min="1"] { max-height: 44px; }
.basket-widget[data-min="1"] .basket-toggle-min { transform: rotate(-90deg); }

@media (max-width: 1100px) {
  .basket-widget { width: 220px; }
}
@media (max-width: 768px) {
  .basket-widget {
    top: auto;
    bottom: 12px;
    right: 12px;
    left: 12px;
    width: auto;
    max-height: 64px;
  }
  .basket-widget[data-min="0"] .basket-body {
    max-height: 50vh;
  }
}

/* Overview inline building (sub-étape step 1) */
.inline-building-overview-wrap {
  margin-top: 14px;
  padding: 14px;
  background: #FBF8F1;
  border: 1px solid #E2D7BE;
  border-radius: 12px;
}
.inline-building-overview-wrap[hidden] { display: none; }
#inlineBuildingOverview {
  width: 100%;
  height: 360px;
  display: block;
  background: linear-gradient(180deg, #FAF6EC 0%, #EFE7D2 100%);
  border-radius: 8px;
  border: 1px solid #E2D7BE;
}
#inlineBuildingOverview .floor-band {
  cursor: pointer;
  transition: filter 0.15s;
}
#inlineBuildingOverview .floor-band:hover { filter: brightness(1.07); }

/* Trade frames (step 2 — 4 métiers dépliables) */
.trade-frame-hint {
  font-size: 12px;
  color: #888;
  font-style: italic;
  margin: 0 0 12px;
}
.trade-frame {
  border: 1px solid #E2D7BE;
  border-radius: 10px;
  margin-bottom: 10px;
  background: #FBF8F1;
  overflow: hidden;
}
.trade-frame-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  cursor: pointer;
  background: #F4E9D8;
  font-family: var(--font-display, Montserrat), sans-serif;
  font-weight: 700;
  font-size: 15px;
  color: #3a2f1c;
  list-style: none;
}
.trade-frame-summary::-webkit-details-marker { display: none; }
.trade-frame-summary::before {
  content: '▶';
  font-size: 10px;
  color: #b08a4a;
  transition: transform 0.2s;
}
.trade-frame[open] .trade-frame-summary::before { transform: rotate(90deg); }
.trade-frame-swatch {
  width: 12px;
  height: 12px;
  border-radius: 3px;
  display: inline-block;
}
.trade-frame-count {
  margin-left: auto;
  font-size: 12px;
  color: #b08a4a;
  font-weight: 600;
  font-family: var(--font-body, Inter), sans-serif;
}
.trade-frame-body {
  padding: 12px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.trade-frame-room-group {
  border-left: 3px solid #b08a4a;
  padding-left: 12px;
}
.trade-frame-room-label {
  font-size: 12px;
  font-weight: 700;
  color: #2a6f97;
  text-transform: uppercase;
  letter-spacing: 0.4px;
  margin-bottom: 6px;
}
.trade-frame-work-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #3a2f1c;
  padding: 4px 0;
}
.trade-frame-work-item input[type="checkbox"] {
  width: 16px;
  height: 16px;
  cursor: pointer;
}
.trade-frame-empty {
  font-size: 12px;
  color: #888;
  font-style: italic;
}

/* Marge pour éviter chevauchement panier flottant sur desktop — sauf step 1 (full width demandé) */
@media (min-width: 1100px) {
  body:not([data-active-step="1"]) .configurator:not(.basket-minimized) { margin-right: 264px; }
}

/* ============================================================
   ROOM STEPPER — Step 3 pièce par pièce
   ============================================================ */
.rooms-stepper {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}
.rooms-stepper-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
  background: #fff;
  border: 1px solid #eaeaea;
  border-radius: 12px;
  box-shadow: 0 2px 12px rgba(0,0,0,.04);
}
.rooms-stepper-title {
  font: 700 16px "Montserrat", sans-serif;
  color: #1a1a1a;
  letter-spacing: .04em;
  flex: 1;
  text-align: center;
}
.rs-nav {
  width: 36px;
  height: 36px;
  border: 1px solid #d8d8d8;
  background: #fff;
  border-radius: 50%;
  cursor: pointer;
  font-size: 14px;
  color: var(--trade-color, #3CB371);
  transition: all .2s var(--ease-sprint, ease-out);
}
.rs-nav:hover:not(:disabled) {
  background: var(--trade-color, #3CB371);
  color: #fff;
  border-color: var(--trade-color, #3CB371);
  transform: scale(1.05);
}
.rs-nav:disabled { opacity: .35; cursor: not-allowed; }
.rooms-stepper-progress {
  height: 4px;
  background: #eee;
  border-radius: 4px;
  overflow: hidden;
}
.rooms-stepper-bar {
  height: 100%;
  background: var(--trade-color, #3CB371);
  border-radius: 4px;
  transition: width .4s var(--ease-sprint, ease-out);
}
.rooms-stepper-empty {
  padding: 24px;
  text-align: center;
  background: #fff8e8;
  border: 1px dashed #d4b04a;
  border-radius: 12px;
  color: #1a1a1a;
}
.rs-add-btn {
  margin-top: 10px;
  padding: 8px 18px;
  background: var(--trade-color, #3CB371);
  color: #fff;
  border: none;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}
.rs-add-btn:hover { opacity: .9; }

/* Sprint 2 — Packages + Gammes */
#packageSelector, #gradeSelector, #packageCustomizedNotice {
  margin: 10px 0 14px;
}
.ps-title, .gs-title {
  font-size: .82em;
  font-weight: 700;
  color: #555;
  margin-bottom: 6px;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.package-suggest {
  display: inline-block;
  padding: 6px 12px;
  margin-bottom: 8px;
  border-radius: 999px;
  background: rgba(60, 179, 113, 0.12);
  border: 1px dashed rgba(60, 179, 113, 0.45);
  color: #1f4d3a;
  font-size: .82em;
  font-weight: 600;
}
.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(170px, 1fr));
  gap: 8px;
}
.package-card {
  border: 1.5px solid #e3e3e3;
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff;
  cursor: pointer;
  transition: all .15s ease;
  text-align: left;
  font-family: inherit;
  font-size: .9em;
}
.package-card:hover {
  border-color: #3CB371;
  background: #f4f9f5;
}
.package-card.active {
  border-color: #3CB371;
  background: #3CB371;
  color: #fff;
}
.package-card .pc-name { font-weight: 600; display: block; }
.package-card .pc-meta {
  font-size: .78em;
  opacity: .75;
  display: block;
  margin-top: 2px;
}

.grade-row {
  display: flex;
  gap: 6px;
}
.grade-btn {
  flex: 1;
  padding: 8px 14px;
  border: 1.5px solid #e0e0e0;
  border-radius: 8px;
  background: #fff;
  cursor: pointer;
  font-family: inherit;
  font-size: .88em;
  font-weight: 600;
  transition: all .15s ease;
}
.grade-btn:hover { border-color: #999; }
.grade-btn.active-eco    { background: #4CAF50; color: #fff; border-color: #4CAF50; }
.grade-btn.active-standard { background: #2c3e50; color: #fff; border-color: #2c3e50; }
.grade-btn.active-premium { background: #b8860b; color: #fff; border-color: #b8860b; }

.package-customized-notice {
  padding: 8px 12px;
  background: #fff8e1;
  border-left: 3px solid #ff9800;
  border-radius: 4px;
  font-size: .86em;
  color: #8a6d3b;
  margin-top: 8px;
}

/* Sprint 3 — Warning banner non-bloquant */
.warning-banner {
  position: fixed;
  top: 80px;
  left: 50%;
  transform: translateX(-50%) translateY(-20px);
  background: #ff9800;
  color: #fff;
  padding: 10px 18px;
  border-radius: 6px;
  font-size: .9em;
  z-index: 10000;
  opacity: 0;
  transition: opacity .3s ease, transform .3s ease;
  pointer-events: none;
  box-shadow: 0 4px 14px rgba(0, 0, 0, .15);
  max-width: 90vw;
}
.warning-banner.visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* Sprint 3 — Récap interactif pastilles pièces */
.recap-rooms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 8px;
  margin: 10px 0;
}
.recap-room-card {
  border: 1.5px solid #ddd;
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  font-family: inherit;
  font-size: .88em;
  text-align: left;
  transition: all .15s ease;
}
.recap-room-card:hover { border-color: #3CB371; box-shadow: 0 2px 8px rgba(60,179,113,.15); }
.recap-room-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 20px; height: 20px;
  border-radius: 50%;
  background: #f0f0f0;
  font-weight: 700;
  font-size: .82em;
  color: #555;
}
.recap-room-name { flex: 1; min-width: 0; font-weight: 600; }
.recap-indicator {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: .72em;
  font-weight: 600;
  color: #fff;
}
.recap-indicator.recap-orange { background: #ff9800; }
.recap-indicator.recap-yellow { background: #fdd835; color: #333; }
.recap-indicator.recap-green { background: #4CAF50; }
.recap-room-card.recap-orange { border-color: #ff9800; }
.recap-room-card.recap-yellow { border-color: #fdd835; }
.recap-room-card.recap-green  { border-color: #4CAF50; }

/* Sprint 4 — Breakdown B2C / B2B */
.breakdown-b2c, .breakdown-b2b {
  border: 1px solid #e3e3e3;
  border-radius: 10px;
  padding: 12px 14px;
  background: #fff;
  margin-top: 10px;
}
.breakdown-b2c-header, .breakdown-b2b-header {
  font-size: .82em;
  font-weight: 700;
  letter-spacing: .06em;
  color: #3CB371;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.breakdown-b2b-meta {
  font-size: .84em;
  color: #555;
  margin-bottom: 8px;
}
.breakdown-b2b-table {
  width: 100%;
  border-collapse: collapse;
  font-size: .86em;
  margin-bottom: 10px;
}
.breakdown-b2b-table th {
  text-align: left;
  font-weight: 600;
  color: #555;
  border-bottom: 1px solid #ddd;
  padding: 6px 8px;
}
.breakdown-b2b-table td {
  border-bottom: 1px solid #f0f0f0;
  padding: 6px 8px;
}

/* Sprint 4.2 — Bundle chips : packs groupés suggérés */
.works-bundles {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 8px 0 14px;
  padding: 10px 12px;
  background: linear-gradient(135deg, rgba(60, 179, 113, 0.06), rgba(60, 179, 113, 0.02));
  border: 1px solid rgba(60, 179, 113, 0.18);
  border-radius: 10px;
}
.wb-label {
  font-size: 0.78em;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--green, #3CB371);
  margin-right: 4px;
}
.wb-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.wb-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 11px;
  border: 1.5px solid rgba(60, 179, 113, 0.35);
  border-radius: 999px;
  background: #fff;
  color: #2c3e50;
  font-size: 0.85em;
  cursor: pointer;
  transition: all 0.18s ease;
  font-family: inherit;
}
.wb-chip:hover {
  border-color: var(--green, #3CB371);
  background: rgba(60, 179, 113, 0.06);
  transform: translateY(-1px);
}
.wb-chip.active {
  background: var(--green, #3CB371);
  border-color: var(--green, #3CB371);
  color: #fff;
  box-shadow: 0 2px 8px rgba(60, 179, 113, 0.25);
}
.wb-chip-icon {
  font-size: 1.1em;
  line-height: 1;
}
.wb-chip-count {
  font-size: 0.75em;
  background: rgba(0, 0, 0, 0.08);
  padding: 1px 6px;
  border-radius: 8px;
  font-weight: 600;
}
.wb-chip.active .wb-chip-count {
  background: rgba(255, 255, 255, 0.25);
  color: #fff;
}
/* Sprint 4.3 — SELECT options structurelles dans wri-card */
.wri-option {
  margin-top: 6px;
  padding: 4px 8px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 6px;
  font-size: 0.78em;
  background: #fff;
  color: #2c3e50;
  cursor: pointer;
  font-family: inherit;
  max-width: 100%;
}
.wri-option:hover { border-color: var(--green, #3CB371); }
.wri-option:focus-visible {
  outline: 2px solid var(--green, #3CB371);
  outline-offset: 1px;
}
/* Sprint 4.4 — Sub-surfaces déclaratives inputs */
.wri-subsurfaces {
  margin-top: 6px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 6px;
}
.wri-sub {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.wri-sub-label {
  font-size: 0.72em;
  color: #6b7280;
  font-weight: 500;
}
.wri-sub-input {
  padding: 4px 7px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 5px;
  font-size: 0.85em;
  background: #fff;
  color: #2c3e50;
  width: 100%;
  font-family: inherit;
}
.wri-sub-input:focus-visible {
  outline: 2px solid var(--green, #3CB371);
  outline-offset: 1px;
  border-color: var(--green, #3CB371);
}
@media (max-width: 600px) {
  .works-bundles { padding: 8px 10px; gap: 6px; }
  .wb-label { font-size: 0.7em; }
  .wb-chip { padding: 5px 9px; font-size: 0.8em; }
}

.works-trade-group {
  border: 1px solid #eaeaea;
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
  margin-bottom: 12px;
}
.works-trade-group[open] {
  border-color: var(--trade-color, #3CB371);
  box-shadow: 0 2px 12px rgba(var(--trade-rgb, 60,179,113), .08);
}
.wtg-summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: linear-gradient(90deg, rgba(var(--trade-rgb, 60,179,113), .06), transparent);
}
.wtg-summary::-webkit-details-marker { display: none; }
.wtg-swatch {
  width: 32px; height: 32px;
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 18px;
  background: rgba(var(--trade-rgb, 60,179,113), .12);
  border-radius: 8px;
}
.wtg-name {
  flex: 1;
  font: 700 14px "Montserrat", sans-serif;
  color: var(--trade-color, #3CB371);
  letter-spacing: .03em;
  text-transform: uppercase;
}
.wtg-count {
  font: 700 13px "Montserrat", sans-serif;
  color: #888;
  background: #f5f5f5;
  padding: 3px 10px;
  border-radius: 12px;
}
.wtg-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
  padding: 14px;
}
.wri-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background: #fff;
  border: 1px solid #eaeaea;
  border-radius: 10px;
  padding: 0;
  cursor: pointer;
  text-align: left;
  overflow: hidden;
  font-family: inherit;
  transition: all .25s var(--ease-sprint, ease-out);
}
.wri-card:hover {
  border-color: var(--trade-color, #3CB371);
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0,0,0,.08);
}
.wri-card.active {
  border-color: var(--trade-color, #3CB371);
  background: rgba(var(--trade-rgb, 60,179,113), .04);
  box-shadow: 0 0 0 2px var(--trade-color, #3CB371) inset;
}
.wri-preview {
  width: 100%;
  height: 100px;
  object-fit: cover;
  background: #f0f0f0;
  border-bottom: 1px solid #eee;
}
.wri-info { padding: 8px 10px 12px; flex: 1; }
.wri-title {
  font: 700 13px "Montserrat", sans-serif;
  color: #1a1a1a;
  margin-bottom: 3px;
}
.wri-desc {
  font: 400 11px "Open Sans", sans-serif;
  color: #666;
  line-height: 1.4;
}
.wri-check {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  background: #fff;
  color: var(--trade-color, #3CB371);
  border: 1px solid var(--trade-color, #3CB371);
}
.wri-card { position: relative; }
.wri-card.active .wri-check {
  background: var(--trade-color, #3CB371);
  color: #fff;
}
.rooms-stepper-cta {
  align-self: stretch;
  margin-top: 8px;
  padding: 14px 24px;
  background: var(--trade-color, #3CB371);
  color: #fff;
  border: none;
  border-radius: 12px;
  font: 700 14px "Montserrat", sans-serif;
  letter-spacing: .05em;
  cursor: pointer;
  transition: all .2s var(--ease-sprint, ease-out);
}
.rooms-stepper-cta:hover:not(:disabled) {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(var(--trade-rgb, 60,179,113), .25);
}
.rooms-stepper-cta:disabled { opacity: .5; cursor: not-allowed; }

@media (max-width: 700px) {
  .wtg-grid { grid-template-columns: repeat(2, 1fr); }
  .rooms-stepper-title { font-size: 14px; }
}
@media (max-width: 400px) {
  .wtg-grid { grid-template-columns: 1fr; }
}

/* ============================================================
   STEP 5 — FULL-SCREEN 2 COLONNES INTERNES
   ============================================================ */
body[data-active-step="5"] .configurator {
  grid-template-columns: 1fr;
  max-width: 1500px;
  margin: 0 auto;
  padding: 0 32px;
}
body[data-active-step="5"] .config-separator { display: none; }

.step5-fullscreen {
  width: 100%;
  padding: 24px 0 48px;
}
.step5-fullscreen .step5-title {
  text-align: left;
  margin-bottom: 24px;
  font-size: 32px;
}
.step5-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  align-items: start;
}
.step5-col {
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.step5-col-left .property-recap-mini,
.step5-col-left .recap-gallery,
.step5-col-left .recap-works,
.step5-col-left .recap-materials {
  background: #fff;
  border: 1px solid #eaeaea;
  border-radius: 14px;
  padding: 20px 22px;
  box-shadow: 0 2px 10px rgba(0,0,0,.04);
}
.step5-col-right .recap-card,
.step5-col-right .client-form-card {
  background: #fff;
  border: 1px solid #eaeaea;
  border-radius: 14px;
  padding: 22px 24px;
  box-shadow: 0 2px 10px rgba(0,0,0,.04);
}
.step5-col-right .config-btn-prev {
  align-self: flex-start;
  margin-top: 8px;
}

@media (max-width: 1100px) {
  body[data-active-step="5"] .configurator { padding: 0 18px; }
  .step5-grid { gap: 24px; }
  .step5-fullscreen .step5-title { font-size: 26px; }
}
@media (max-width: 900px) {
  .step5-grid { grid-template-columns: 1fr; }
  body[data-active-step="5"] .configurator:not(.basket-minimized) { margin-right: 0; }
}