/* =============================================
       COMPLETE COVERS — DESIGN SYSTEM
       ============================================= */

    /* ── Step 0: Service Selection ── */
    html {
      scroll-behavior: smooth;
      scroll-snap-type: y mandatory;
    }

    .dev-step0 {
      position: relative;
      z-index: 30;
      width: 100%;
      /* Art: sofa-scene background across home + shape config + dashboard */
      background: var(--color-bg-primary) url('dashboard-bg.webp') center/cover no-repeat fixed;
      min-height: 100vh;
      padding: 100px 0 72px;
    }

    /* Art: Step0 content sits on a near-white card over the photo */
    .dev-step0 .dev-container {
      background: rgba(255, 255, 255, 0.94);
      border-radius: var(--radius-lg);
      padding: 40px 24px;
      border: 1px solid rgba(232, 226, 220, 0.9);
      box-shadow: 0 14px 44px rgba(44, 40, 37, 0.22);
    }

    .dev-container {
      width: 100%;
      max-width: 1000px;
      margin: 0 auto;
      padding: 0 24px;
      box-sizing: border-box;
    }

    .dev-section-single {
      display: none !important;
    }

    .dev-section-multi {
      display: block !important;
      min-height: 100vh;
      padding: 120px 0 60px;
      box-sizing: border-box;
    }

    .dev-step0-title {
      font-family: var(--font-display);
      font-size: clamp(24px, 4vw, 36px);
      font-weight: 700;
      color: var(--color-text-primary);
      text-align: center;
      margin-bottom: 8px;
    }

    .dev-step0-subtitle {
      font-family: var(--font-body);
      font-size: 16px;
      color: var(--color-text-secondary);
      text-align: center;
      margin-bottom: 32px;
    }

    .dev-step0-grid {
      display: flex;
      flex-direction: column;
      gap: 10px;
      margin-bottom: 24px;
    }

    .dev-step0-card {
      display: flex;
      align-items: center;
      gap: 16px;
      padding: 16px 24px;
      background: var(--color-bg-card);
      border: 1.5px solid var(--color-border);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-card);
      cursor: pointer;
      transition: all 0.25s var(--ease-out);
      text-align: left;
      font-family: var(--font-body);
      color: inherit;
      outline: none;
    }

    .dev-step0-card:hover,
    .dev-step0-card:focus-visible {
      border-color: var(--color-accent);
      box-shadow: var(--shadow-glow);
      transform: translateY(-2px);
    }

    .dev-step0-card:active {
      transform: scale(0.98);
    }

    .dev-step0-card-icon {
      font-size: 28px;
      flex-shrink: 0;
    }

    .dev-step0-card-body {
      flex: 1;
      min-width: 0;
      display: flex;
      flex-direction: column;
      gap: 2px;
    }

    .dev-step0-card-title {
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 600;
      color: var(--color-text-primary);
    }

    .dev-step0-card-desc {
      font-size: 14px;
      color: var(--color-text-secondary);
      line-height: 1.4;
    }

    .dev-step0-card-arrow {
      flex-shrink: 0;
      font-size: 18px;
      color: var(--color-text-muted);
      transition: all 0.2s var(--ease-out);
    }

    .dev-step0-card:hover .dev-step0-card-arrow {
      color: var(--color-cta);
      transform: translateX(4px);
    }

    /* ════════════════════════════════════════════
       SCROLL BUTTON
       ════════════════════════════════════════════ */

    .dev-btn-scroll-multi {
      display: block;
      width: 100%;
      max-width: 400px;
      margin: 32px auto 0;
      padding: 14px 24px;
      background: #111827;
      color: #ffffff;
      border: none;
      border-radius: 10px;
      font-family: var(--font-body);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
      transition: all 0.2s ease;
    }

    .dev-btn-scroll-multi:hover {
      background: #1f2937;
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }

    /* ── Multi-item Add Form ── */

    .dev-multi-toast {
      padding: 12px 16px;
      margin-bottom: 16px;
      background: #f0fdf4;
      border: 1.5px solid #22c55e;
      border-radius: 8px;
      color: #166534;
      font-size: 14px;
      font-weight: 500;
      text-align: center;
    }

    .dev-multi-add-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 16px;
    }

    .dev-multi-add-title {
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 600;
    }

    .dev-multi-add-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 10px 20px;
      background: #111827;
      color: #ffffff;
      border: none;
      border-radius: 8px;
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
      transition: all 0.2s ease-out;
    }

    .dev-multi-add-btn:hover {
      background: #1f2937;
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    }

    .dev-multi-add-btn.is-hidden {
      display: none;
    }

    /* ── Form expand/collapse ── */
    .dev-multi-add-form {
      max-height: 0;
      opacity: 0;
      overflow: hidden;
      transition: max-height 0.35s ease, opacity 0.25s ease, margin 0.35s ease;
      margin-bottom: 0;
    }

    .dev-multi-add-form.is-open {
      max-height: 1500px;
      opacity: 1;
      margin-bottom: 16px;
    }

    #dev-multiple-mode-section .dev-container {
      max-width: 1200px !important;
      transition: max-width 0.3s ease;
    }

    .dev-multi-split {
      display: grid;
      grid-template-columns: 1fr;
      gap: 32px;
    }

    @media (min-width: 992px) {
      .dev-multi-split {
        grid-template-columns: 5fr 5fr;
        gap: 48px;
        align-items: start;
      }
    }

    .dev-multi-preview-col {
      position: sticky;
      top: 24px;
      z-index: 10;
    }

    .dev-form-3d-container {
      position: relative;
      width: 100%;
      height: 60vh;
      min-height: 400px;
      max-height: 700px;
      border-radius: var(--radius-lg, 12px);
      background: #f5f0eb;
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
      box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.05);
    }

    .dev-form-3d-container #dev-canvas-container {
      position: absolute !important;
      top: 0 !important;
      left: 0 !important;
      right: 0 !important;
      bottom: 0 !important;
      width: 100% !important;
      height: 100% !important;
      z-index: 1;
    }

    .dev-form-3d-container #dev-canvas-container canvas {
      display: block !important;
      width: 100% !important;
      height: 100% !important;
    }

    .dev-form-3d-watermark {
      position: absolute;
      top: 12px;
      left: 12px;
      font-family: var(--font-mono);
      font-size: 9px;
      font-weight: 600;
      letter-spacing: 1.5px;
      color: rgba(0, 0, 0, 0.12);
      pointer-events: none;
      z-index: 3;
    }

    .dev-form-3d-hint {
      position: absolute;
      bottom: 10px;
      left: 50%;
      transform: translateX(-50%);
      font-size: 11px;
      color: rgba(0, 0, 0, 0.3);
      pointer-events: none;
      z-index: 3;
      white-space: nowrap;
    }

    /* Right column: Input Form */
    .dev-multi-form-col {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }

    /* ── Unified form controls — forced override ── */
    .dev-multi-field label {
      display: block;
      font-size: 12px;
      font-weight: 600;
      color: var(--color-text-secondary);
      margin-bottom: 6px;
    }

    .dev-multi-field select,
    .dev-multi-field input,
    .dev-multi-field select:not([type]),
    .dev-multi-form-col select,
    .dev-multi-form-col input {
      width: 100% !important;
      box-sizing: border-box !important;
      height: 48px !important;
      padding: 0 16px !important;
      border: 1px solid #d1d5db !important;
      border-radius: 8px !important;
      font-family: var(--font-mono);
      font-size: 16px !important;
      color: var(--color-text-primary) !important;
      background-color: #ffffff !important;
      background-image: none !important;
      outline: none !important;
      transition: border-color 0.2s, box-shadow 0.2s;
      -webkit-appearance: none !important;
      -moz-appearance: none !important;
      appearance: none !important;
    }

    .dev-multi-field select:focus,
    .dev-multi-field input:focus {
      border-color: #111827 !important;
      box-shadow: 0 0 0 2px rgba(17, 24, 39, 0.1) !important;
    }

    .dev-multi-field input.is-error,
    .dev-multi-field select.is-error {
      border-color: #ef4444 !important;
      box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.15) !important;
    }

    /* ── Actions row — button group ── */
    .dev-multi-actions {
      display: flex !important;
      gap: 12px !important;
      justify-content: flex-end !important;
      margin-top: 24px !important;
      align-items: center;
    }

    .dev-multi-cancel-btn,
    .dev-multi-save-btn {
      height: 44px !important;
      padding: 0 24px !important;
      border-radius: 8px !important;
      font-family: var(--font-body);
      font-size: 15px !important;
      font-weight: 600 !important;
      cursor: pointer;
      transition: all 0.2s ease-out;
      box-sizing: border-box;
    }

    .dev-multi-cancel-btn {
      background: transparent !important;
      color: #6b7280 !important;
      border: 1px solid #d1d5db !important;
    }

    .dev-multi-cancel-btn:hover {
      color: #111827 !important;
      border-color: #9ca3af !important;
      background: #f9fafb !important;
    }

    .dev-multi-save-btn {
      background: #16a34a !important;
      color: #ffffff !important;
      border: none !important;
      box-shadow: 0 2px 8px rgba(22, 163, 74, 0.25) !important;
    }

    .dev-multi-save-btn:hover:not(:disabled) {
      background: #15803d !important;
      transform: translateY(-1px);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2) !important;
    }

    .dev-multi-save-btn.is-disabled,
    .dev-multi-proceed-btn.is-disabled {
      background: #e5e7eb !important;
      color: #9ca3af !important;
      cursor: not-allowed !important;
      box-shadow: none !important;
      transform: none !important;
    }

    .dev-dyn-input:disabled {
      pointer-events: none;
      background-color: #f9fafb !important;
    }

    @keyframes dev-shake {
      0%, 100% { transform: translateX(0); }
      25% { transform: translateX(-4px); }
      75% { transform: translateX(4px); }
    }

    .is-error {
      animation: dev-shake 0.3s ease-in-out;
    }

    @media (max-width: 768px) {
      .dev-multi-split {
        grid-template-columns: 1fr;
        gap: 24px;
      }
      .dev-multi-preview-col {
        position: relative;
        top: auto;
      }
      .dev-form-3d-container {
        height: 40vh;
        min-height: 280px;
        max-height: 400px;
      }
    }

    /* ── Order List ── */
    .dev-multi-order-list {
      margin-top: 16px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .dev-multi-order-empty {
      text-align: center;
      padding: 20px;
      color: var(--color-text-muted);
      font-size: 14px;
    }

    .dev-multi-order-item {
      display: flex !important;
      align-items: center !important;
      justify-content: space-between !important;
      padding: 16px 20px !important;
      background-color: #fff !important;
      border: 1px solid var(--color-border) !important;
      border-radius: 12px !important;
      margin-bottom: 12px !important;
      text-align: left !important;
      box-shadow: 0 1px 3px rgba(0,0,0,0.02) !important;
      transition: all 0.2s ease;
    }
    .dev-multi-order-item:hover {
      background-color: #f9fafb;
      border-color: #d1d5db;
    }
    .dev-multi-order-item.is-editing {
      background-color: #eff6ff;
      border-color: var(--color-cta, #2563eb);
      box-shadow: 0 0 0 1px var(--color-cta, #2563eb);
    }

    .dev-multi-order-item-content {
      display: flex;
      flex-direction: column;
      gap: 10px;
      flex: 1;
    }

    .dev-multi-order-info {
      display: flex !important;
      flex-wrap: nowrap !important;
      align-items: center !important;
      gap: 8px !important;
      color: var(--color-text-secondary);
      font-size: 14px;
    }

    .dev-multi-order-name {
      font-weight: 600;
      color: var(--color-text-primary);
    }

    .dev-multi-order-detail {
      font-size: 12px;
      color: var(--color-text-muted);
      font-family: var(--font-mono);
    }

    .dev-multi-order-qty {
      font-size: 12px;
      color: var(--color-text-secondary);
    }

    .dev-multi-order-remove {
      background: none;
      border: none;
      color: var(--color-error);
      cursor: pointer;
      font-size: 18px;
      padding: 4px 8px;
      border-radius: 4px;
      transition: background 0.2s;
    }

    .dev-multi-order-remove:hover {
      background: rgba(224, 122, 95, 0.1);
    }

    .dev-multi-proceed-btn {
      width: 100%;
      margin-top: 20px;
      padding: 16px;
      background: #111827;
      color: #ffffff;
      border: none;
      border-radius: 10px;
      font-family: var(--font-body);
      font-size: 18px;
      font-weight: 700;
      cursor: pointer;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
      transition: all 0.2s ease-out;
    }

    .dev-multi-proceed-btn:hover {
      background: #1f2937;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
      transform: translateY(-1px);
    }

    /* Hide canvas/3D elements and other fixed-position leaks when Step 0 is active */
    .dev-step0 ~ #dev-canvas-container,
    .dev-step0 ~ .dev-ui-layer,
    .dev-step0 ~ .dev-guide,
    .dev-step0 ~ .dev-price-badge,
    .dev-step0 ~ .dim-label-badge {
      display: none !important;
    }

    /* =============================================
       END STEP 0 OVERRIDES
       ============================================= */

    :root {
      /* ── Palette ── */
      /* Cream + warm taupe system (from art mockup: bg #FDF9F3, primary #C9A088,
         text #3A332D, border #E8E2DC) */
      --color-bg-primary: #FDF9F3;
      --color-bg-card: #FFFFFF;
      --color-bg-inverse: #2C2825;
      --color-text-primary: #3A332D;
      --color-text-secondary: #7A6F6A;
      --color-text-muted: #B8A99A;
      --color-border: #E8E2DC;
      --color-accent: #C9A088;
      --color-cta: #C9A088;
      --color-cta-hover: #B8927A;
      --color-success: #2D6A4F;
      --color-error: #E07A5F;
      --color-wireframe: #C8B8A8;
      --color-wireframe-active: #3A332D;
      --color-wireframe-hover: #C9A088;
      --color-dimension-line: #81B29A;

      /* ── Shadows ── */
      --shadow-card: 0 2px 16px rgba(26, 26, 46, 0.06);
      --shadow-elevated: 0 8px 32px rgba(26, 26, 46, 0.10);
      --shadow-glow: 0 0 24px rgba(212, 165, 116, 0.25);

      /* ── Radii ── */
      --radius-sm: 8px;
      --radius-md: 12px;
      --radius-lg: 16px;
      --radius-full: 100px;

      /* ── Typography ── */
      --font-display: 'Playfair Display', Georgia, serif;
      --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      --font-mono: 'JetBrains Mono', 'SF Mono', 'Courier New', monospace;

      /* ── Spacing ── */
      --space-xs: 4px;
      --space-sm: 8px;
      --space-md: 16px;
      --space-lg: 24px;
      --space-xl: 40px;
      --space-2xl: 64px;

      /* ── Transitions ── */
      --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
      --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
      --ease-smooth: cubic-bezier(0.25, 0.1, 0.25, 1);
    }

    /* ── Reset & Base ── */
    *, *::before, *::after {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html, body {
      width: 100%;
      height: 100%;
      overflow-x: hidden;
      font-family: var(--font-body);
      font-weight: 400;
      color: var(--color-text-primary);
      background: var(--color-bg-primary);
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      -webkit-tap-highlight-color: transparent;
      touch-action: manipulation;
    }

    /* ── Dev Canvas Container ── */
    #dev-canvas-container {
      position: fixed;
      inset: 0;
      z-index: 1;
    }

    #dev-canvas-container canvas {
      display: block;
    }

    /* ── UI Overlay Layer ── */
    .dev-ui-layer {
      position: fixed;
      inset: 0;
      z-index: 10;
      pointer-events: none;
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: flex-end;
    }

    .dev-ui-layer > * {
      pointer-events: auto;
    }

    /* ── Top Bar ── */
    .dev-topbar {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 20;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 8px 24px;
      pointer-events: auto;
      /* Art: frosted glass bar over the scene background */
      background: rgba(255, 255, 255, 0.82);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: 0 2px 16px rgba(44, 40, 37, 0.10);
      border-bottom: 1px solid rgba(232, 226, 220, 0.7);
    }

    .dev-logo {
      font-family: var(--font-display);
      font-size: 22px;
      font-weight: 600;
      color: var(--color-text-primary);
      letter-spacing: -0.3px;
      text-decoration: none;
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .dev-logo-dot {
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: linear-gradient(135deg, #D4A574, #C9A088);
      box-shadow: 0 0 8px rgba(201, 160, 136, 0.5);
      display: inline-block;
    }

    .dev-logo-text {
      font-size: 20px;
      font-weight: 600;
    }
      gap: 8px;
    }

    .dev-logo-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-cta);
      display: inline-block;
    }

    .dev-topbar-actions {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .dev-btn-ghost {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 8px 18px;
      border-radius: var(--radius-full);
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-primary);
      background: rgba(255,255,255,0.7);
      backdrop-filter: blur(8px);
      border: 1px solid var(--color-border);
      cursor: pointer;
      text-decoration: none;
      transition: all 0.2s var(--ease-out);
    }

    .dev-btn-ghost:hover {
      background: rgba(255,255,255,0.95);
      border-color: var(--color-accent);
      box-shadow: var(--shadow-card);
    }

    /* ── Title ── */
    .dev-hero-title {
      position: fixed;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
      z-index: 5;
      text-align: center;
      pointer-events: none;
      transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
    }

    .dev-hero-title.fade-up {
      opacity: 0;
      transform: translate(-50%, -60%);
    }

    .dev-hero-title h1 {
      font-family: var(--font-display);
      font-size: clamp(28px, 5vw, 48px);
      font-weight: 700;
      color: var(--color-text-primary);
      letter-spacing: -0.5px;
      line-height: 1.15;
      margin-bottom: 8px;
    }

    .dev-hero-title p {
      font-family: var(--font-body);
      font-size: clamp(14px, 2vw, 18px);
      color: var(--color-text-secondary);
      font-weight: 400;
    }

    /* ── Bottom Indicator Dots ── */
    .dev-indicator-dots {
      position: fixed;
      bottom: 180px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 15;
      display: flex;
      gap: 8px;
      pointer-events: auto;
    }

    .dev-indicator-dot {
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: var(--color-border);
      transition: all 0.3s var(--ease-out);
      cursor: pointer;
      border: none;
      padding: 0;
    }

    .dev-indicator-dot.active {
      background: var(--color-cta);
      width: 24px;
      border-radius: 4px;
    }



    /* ── Shape Name Label ── */
    .dev-shape-name {
      position: fixed;
      bottom: 250px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 15;
      font-family: var(--font-display);
      font-size: 18px;
      font-weight: 600;
      color: var(--color-text-primary);
      pointer-events: none;
      transition: all 0.4s var(--ease-out);
      text-align: center;
    }

    .dev-shape-name .shape-index {
      font-family: var(--font-mono);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-text-muted);
      display: block;
      margin-bottom: 4px;
    }

    /* ── Select Shape Button ── */
    .btn-select-shape {
      position: fixed;
      bottom: 120px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 16;
      background: #111827;
      color: #ffffff;
      border: none;
      border-radius: 10px;
      padding: 14px 36px;
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 700;
      cursor: pointer;
      pointer-events: auto;
      box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
      transition: all 0.2s ease-out;
    }

    .btn-select-shape:hover {
      background: #1f2937;
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
      transform: translateX(-50%) translateY(-1px);
    }

    /* ── Navigation Arrows ── */
    .dev-nav-arrow {
      position: fixed;
      top: 50%;
      transform: translateY(-50%);
      z-index: 16;
      background: transparent;
      border: none;
      color: #9ca3af;
      font-size: 32px;
      font-weight: 300;
      line-height: 1;
      cursor: pointer;
      pointer-events: auto;
      padding: 12px;
      border-radius: 8px;
      transition: all 0.2s ease-out;
      user-select: none;
    }

    .dev-nav-arrow:hover {
      color: #111827;
      background: rgba(255, 255, 255, 0.6);
    }

    .dev-nav-arrow--left {
      left: 24px;
    }

    .dev-nav-arrow--right {
      right: 24px;
    }

    /* ── Param Panel (bottom sheet) ── */
    .dev-param-panel {
      position: fixed;
      bottom: 0;
      left: 0;
      right: 0;
      z-index: 25;
      background: var(--color-bg-card);
      border-radius: 24px 24px 0 0;
      box-shadow: 0 -4px 32px rgba(26, 26, 46, 0.12);
      padding: 12px 24px 40px;
      transform: translateY(100%);
      transition: transform 0.5s var(--ease-spring);
      pointer-events: auto;
      max-height: 60vh;
      overflow-y: auto;
    }

    .dev-param-panel.open {
      transform: translateY(0);
    }

    .dev-param-handle {
      width: 36px;
      height: 5px;
      border-radius: 3px;
      background: var(--color-border);
      margin: 0 auto 20px;
    }

    .dev-param-title {
      font-family: var(--font-display);
      font-size: 22px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 20px;
      text-align: center;
    }

    .dev-param-group {
      margin-bottom: 16px;
    }

    .dev-param-label {
      display: flex;
      align-items: center;
      justify-content: space-between;
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-secondary);
      margin-bottom: 6px;
    }

    .dev-param-unit {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--color-text-muted);
    }

    .dev-param-input {
      width: 100%;
      height: 52px;
      padding: 0 16px;
      font-family: var(--font-mono);
      font-size: 16px;
      color: var(--color-text-primary);
      background: var(--color-bg-primary);
      border: 1.5px solid var(--color-border);
      border-radius: var(--radius-md);
      outline: none;
      transition: all 0.2s var(--ease-out);
    }

    .dev-param-input:focus {
      border-color: var(--color-accent);
      box-shadow: 0 0 0 3px rgba(212, 165, 116, 0.15);
      background: var(--color-bg-card);
    }

    .dev-param-input::placeholder {
      color: var(--color-text-muted);
    }

    .dev-param-confirm {
      display: flex;
      width: 100%;
      justify-content: center;
      align-items: center;
      gap: 12px;
      margin-top: 24px;
      padding: 16px;
      border-radius: var(--radius-full);
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 500;
      color: #FFFFFF;
      background: var(--color-cta);
      border: none;
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
      box-shadow: 0 4px 20px rgba(195, 125, 74, 0.35);
    }

    .dev-param-confirm:hover {
      background: var(--color-cta-hover);
    }

    .dev-param-confirm:active {
      transform: scale(0.97);
    }

    .dev-param-back {
      display: flex;
      width: 100%;
      justify-content: center;
      align-items: center;
      padding: 12px;
      margin-top: 8px;
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-secondary);
      background: transparent;
      border: none;
      cursor: pointer;
      transition: color 0.2s var(--ease-out);
    }

    .dev-param-back:hover {
      color: var(--color-text-primary);
    }

    /* ── Price Display ── */
    .dev-price-badge {
      position: fixed;
      top: 100px;
      right: 24px;
      z-index: 25;
      background: var(--color-bg-card);
      border-radius: var(--radius-lg);
      padding: 16px 20px;
      box-shadow: var(--shadow-elevated);
      pointer-events: auto;
      display: flex;
      flex-direction: column;
      align-items: center;
      opacity: 0;
      visibility: hidden;
      transform: translateX(calc(100% + 32px));
      transition: opacity 0.4s var(--ease-out), visibility 0.4s var(--ease-out), transform 0.5s var(--ease-spring);
    }

    .dev-price-badge.visible {
      opacity: 1;
      visibility: visible;
      transform: translateX(0);
    }

    .dev-price-label {
      font-family: var(--font-body);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-text-muted);
      text-transform: uppercase;
      letter-spacing: 0.5px;
      margin-bottom: 4px;
    }

    .dev-price-value {
      font-family: var(--font-mono);
      font-size: 28px;
      font-weight: 500;
      color: var(--color-text-primary);
    }

    .dev-price-approx {
      font-family: var(--font-body);
      font-size: 11px;
      color: var(--color-text-muted);
      margin-top: 2px;
    }

    /* ── Onboarding Guide ── */
    .dev-guide {
      position: fixed;
      bottom: 100px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 20;
      background: rgba(26, 26, 46, 0.88);
      backdrop-filter: blur(12px);
      color: #F5F0EB;
      padding: 14px 24px;
      border-radius: var(--radius-full);
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 500;
      white-space: nowrap;
      pointer-events: none;
      opacity: 0;
      transition: opacity 0.5s var(--ease-out);
      display: flex;
      align-items: center;
      gap: 10px;
    }

    .dev-guide.visible {
      opacity: 1;
    }

    .dev-guide-icon {
      font-size: 20px;
      animation: dev-guide-pulse 1.5s ease-in-out infinite;
    }

    @keyframes dev-guide-pulse {
      0%, 100% { opacity: 0.6; transform: translateX(0); }
      50% { opacity: 1; transform: translateX(4px); }
    }

    /* ── Dimension Label Badges (on 3D model) ── */
    .dim-label-badge {
      position: fixed;
      z-index: 8;
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px 14px;
      border-radius: 100px;
      background: rgba(255,255,255,0.92);
      backdrop-filter: blur(8px);
      border: 1.5px solid rgba(195,125,74,0.3);
      box-shadow: 0 2px 12px rgba(26,26,46,0.08);
      cursor: pointer;
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-primary);
      transition: all 0.2s var(--ease-out), opacity 0.3s, transform 0.3s;
      pointer-events: auto;
      transform: translate(-50%, -50%) scale(1);
      white-space: nowrap;
      user-select: none;
      -webkit-tap-highlight-color: transparent;
    }
    .dim-label-badge:hover {
      border-color: var(--color-cta);
      box-shadow: 0 4px 20px rgba(195,125,74,0.2);
      transform: translate(-50%, -50%) scale(1.05);
    }
    .dim-label-badge .dim-icon {
      width: 20px; height: 20px;
      border-radius: 50%;
      background: var(--color-cta);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 11px;
      font-weight: 600;
      flex-shrink: 0;
    }
    .dim-label-badge .dim-value {
      font-family: var(--font-mono);
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-primary);
      min-width: 40px;
      text-align: center;
    }
    .dim-label-badge .dim-value.unset {
      color: var(--color-text-muted);
      font-style: italic;
      font-weight: 400;
    }
    .dim-label-badge .dim-unit {
      font-size: 11px;
      color: var(--color-text-muted);
      font-family: var(--font-body);
    }
    .dim-label-badge.hidden {
      opacity: 0;
      pointer-events: none;
    }
    .dim-label-badge.set {
      border-color: var(--color-success);
      background: rgba(45,106,79,0.08);
    }
    .dim-label-badge.set .dim-value { color: var(--color-success); }

    /* ── Floating Input Popup ── */
    .dim-float-input {
      position: fixed;
      z-index: 30;
      background: #fff;
      border-radius: 16px;
      box-shadow: 0 8px 40px rgba(26,26,46,0.18), 0 2px 8px rgba(0,0,0,0.06);
      padding: 20px 24px 16px;
      min-width: 240px;
      pointer-events: auto;
      opacity: 0;
      transform: translateY(8px) scale(0.96);
      transition: opacity 0.25s var(--ease-out), transform 0.3s var(--ease-spring);
    }
    .dim-float-input.open {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
    .dim-float-input .dim-fi-title {
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 12px;
    }
    .dim-float-input .dim-fi-input-row {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-bottom: 10px;
    }
    .dim-float-input .dim-fi-input {
      flex: 1;
      height: 44px;
      padding: 0 14px;
      font-family: var(--font-mono);
      font-size: 18px;
      border: 1.5px solid var(--color-border);
      border-radius: 10px;
      outline: none;
      transition: border-color 0.2s;
      background: var(--color-bg-primary);
      color: var(--color-text-primary);
      width: 80px;
    }
    .dim-float-input .dim-fi-input:focus {
      border-color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.12);
      background: #fff;
    }
    .dim-float-input .dim-fi-select {
      height: 44px;
      padding: 0 10px;
      font-family: var(--font-mono);
      font-size: 14px;
      border: 1.5px solid var(--color-border);
      border-radius: 10px;
      outline: none;
      background: var(--color-bg-primary);
      color: var(--color-text-primary);
      cursor: pointer;
      transition: border-color 0.2s;
      flex-shrink: 0;
      min-width: 90px;
      appearance: auto;
      -webkit-appearance: auto;
    }
    .dim-float-input .dim-fi-select:focus {
      border-color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.12);
      background: #fff;
    }
    .dim-float-input .dim-fi-select option {
      font-family: var(--font-mono);
      font-size: 13px;
    }
    .dim-float-input .dim-fi-actions {
      display: flex;
      justify-content: flex-end;
      gap: 8px;
      margin-top: 4px;
    }
    .dim-float-input .dim-fi-btn {
      padding: 8px 18px;
      border-radius: 8px;
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      border: none;
      cursor: pointer;
      transition: all 0.15s;
    }
    .dim-float-input .dim-fi-cancel {
      background: transparent;
      color: var(--color-text-secondary);
    }
    .dim-float-input .dim-fi-cancel:hover {
      color: var(--color-text-primary);
      background: var(--color-bg-primary);
    }
    .dim-float-input .dim-fi-ok {
      background: var(--color-cta);
      color: #fff;
    }
    .dim-float-input .dim-fi-ok:hover {
      background: var(--color-cta-hover);
    }
    .dim-float-input .dim-fi-ok:disabled {
      background: var(--color-text-muted);
      cursor: not-allowed;
      opacity: 0.5;
    }
    .dim-float-input .dim-fi-ok:disabled:hover {
      background: var(--color-text-muted);
    }

    /* ── Quantity Flow (bottom) ── */
    .qty-flow {
      position: fixed;
      bottom: 40px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 15;
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.5s var(--ease-out);
    }
    .qty-flow.visible {
      opacity: 1;
      pointer-events: auto;
    }
    .qty-step {
      display: flex;
      justify-content: center;
    }
    .qty-row {
      display: flex;
      align-items: center;
      gap: 10px;
      background: #fff;
      padding: 10px 20px;
      border-radius: 16px;
      box-shadow: 0 4px 24px rgba(26,26,46,0.12);
    }
    .qty-label {
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 500;
      color: var(--color-text-primary);
    }
    .qty-input {
      width: 64px;
      height: 44px;
      padding: 0 12px;
      font-family: var(--font-mono);
      font-size: 18px;
      font-weight: 500;
      text-align: center;
      border: 1.5px solid var(--color-border);
      border-radius: 10px;
      outline: none;
      background: var(--color-bg-primary);
      color: var(--color-text-primary);
      transition: border-color 0.2s;
    }
    .qty-input:focus {
      border-color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.12);
      background: #fff;
    }
    .qty-save {
      padding: 10px 28px;
      border-radius: 10px;
      font-family: var(--font-body);
      font-size: 15px;
      font-weight: 500;
      border: none;
      color: #fff;
      background: var(--color-text-muted);
      cursor: not-allowed;
      transition: all 0.2s var(--ease-out);
    }
    .qty-save.ready {
      background: var(--color-cta);
      cursor: pointer;
      box-shadow: 0 4px 16px rgba(195,125,74,0.3);
    }
    .qty-save.ready:hover {
      background: var(--color-cta-hover);
      transform: translateY(-1px);
    }
    .qty-save.ready:active {
      transform: scale(0.97);
    }
    .qty-saved-text {
      font-family: var(--font-body);
      font-size: 18px;
      font-weight: 500;
      color: var(--color-success);
      background: #fff;
      padding: 14px 40px;
      border-radius: 16px;
      box-shadow: 0 4px 24px rgba(26,26,46,0.12);
    }
    .qty-choices {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      justify-content: center;
    }
    .qty-choice-btn {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 4px;
      padding: 14px 22px;
      border-radius: 14px;
      border: 1.5px solid var(--color-border);
      background: #fff;
      cursor: pointer;
      transition: all 0.25s var(--ease-out);
      box-shadow: 0 2px 12px rgba(26,26,46,0.06);
      min-width: 130px;
    }
    .qty-choice-btn:hover {
      border-color: var(--color-cta);
      box-shadow: 0 4px 20px rgba(195,125,74,0.15);
      transform: translateY(-2px);
    }
    .qty-choice-btn:active {
      transform: scale(0.97);
    }
    .qty-choice-icon {
      font-size: 24px;
      line-height: 1.2;
    }
    .qty-choice-label {
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 600;
      color: var(--color-text-primary);
    }
    .qty-choice-sub {
      font-family: var(--font-body);
      font-size: 11px;
      color: var(--color-text-muted);
      text-align: center;
    }

    /* ── Multi-mode actions (Add to Order / Add Another) ── */
    #dev-phase-shape #qty-step3,
    #dev-phase-shape #qty-multi-actions {
      display: none;
    }
    .qty-multi-actions {
      display: flex;
      gap: 12px;
      flex-direction: column;
      align-items: center;
    }
    .qty-add-to-order,
    .qty-add-another {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 14px 32px;
      border-radius: 14px;
      border: 1.5px solid var(--color-border);
      background: #fff;
      cursor: pointer;
      transition: all 0.25s var(--ease-out);
      box-shadow: 0 2px 12px rgba(26,26,46,0.08);
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 600;
      min-width: 240px;
      justify-content: center;
    }
    .qty-add-to-order {
      background: var(--color-success);
      color: #fff;
      border-color: var(--color-success);
    }
    .qty-add-to-order:hover {
      background: #245a40;
      box-shadow: 0 4px 20px rgba(45,106,79,0.3);
      transform: translateY(-2px);
    }
    .qty-add-another {
      background: var(--color-cta);
      color: #fff;
      border-color: var(--color-cta);
    }
    .qty-add-another:hover {
      background: var(--color-cta-hover);
      box-shadow: 0 4px 20px rgba(195,125,74,0.3);
      transform: translateY(-2px);
    }
    .qty-add-icon {
      font-size: 20px;
      line-height: 1;
    }

    /* ── Multi-item counter ── */
    .dev-multi-counter {
      position: fixed;
      top: 80px;
      left: 50%;
      transform: translateX(-50%);
      z-index: 20;
      background: rgba(255,255,255,0.95);
      backdrop-filter: blur(8px);
      padding: 8px 20px;
      border-radius: 100px;
      box-shadow: 0 2px 16px rgba(26,26,46,0.1);
      border: 1.5px solid var(--color-border);
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-secondary);
      transition: all 0.3s var(--ease-out);
    }
    .dev-multi-counter-text {
      white-space: nowrap;
    }

    /* ════════════════════════════════════════════
       DASHBOARD — Multi-item progress dashboard
       ════════════════════════════════════════════ */

    .dev-dashboard {
      position: fixed;
      inset: 0;
      z-index: 35;
      overflow-y: auto;
      /* Art: sofa-scene background (dashboard-bg.webp, 109KB webp) */
      background: var(--color-bg-primary) url('dashboard-bg.webp') center/cover no-repeat fixed;
      padding: 100px 20px 40px;
    }

    /* Art: content floats on a near-white card for readability over the photo */
    .dev-dashboard-inner {
      max-width: 700px;
      margin: 0 auto;
      background: rgba(255, 255, 255, 0.92);
      border-radius: var(--radius-lg);
      box-shadow: 0 8px 32px rgba(44, 40, 37, 0.18);
      padding: 28px 28px 32px;
    }

    .dev-dashboard-header {
      text-align: center;
      margin-bottom: 24px;
    }

    .dev-dashboard-title {
      font-family: var(--font-display);
      font-size: clamp(22px, 4vw, 32px);
      font-weight: 700;
      color: var(--color-text-primary);
      margin: 0 0 8px;
    }

    .dev-dashboard-subtitle {
      font-size: 14px;
      color: var(--color-text-muted);
      margin: 0;
    }

    /* Progress bar */
    .dev-dashboard-progress-bar {
      width: 100%;
      height: 6px;
      background: var(--color-border);
      border-radius: 3px;
      margin-bottom: 24px;
      overflow: hidden;
    }

    .dev-dashboard-progress-fill {
      height: 100%;
      width: 0%;
      background: linear-gradient(90deg, var(--color-accent), #4ade80);
      border-radius: 3px;
      transition: width 0.5s var(--ease-out);
    }

    /* Item rows */
    .dev-dashboard-list {
      display: flex;
      flex-direction: column;
      gap: 12px;
      margin-bottom: 32px;
    }

    .dev-dashboard-item {
      background: var(--color-bg-secondary);
      border: 1.5px solid var(--color-border);
      border-radius: var(--radius-md);
      padding: 16px;
      transition: border-color 0.3s, box-shadow 0.3s;
    }

    .dev-dashboard-item:hover {
      border-color: var(--color-accent);
      box-shadow: 0 2px 12px rgba(197, 146, 92, 0.12);
    }

    .dev-dashboard-item-all-done {
      border-color: #4ade80;
      box-shadow: 0 2px 12px rgba(74, 222, 128, 0.15);
    }

    /* Item header row */
    .dev-dashboard-item-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      margin-bottom: 12px;
    }

    .dev-dashboard-item-label {
      font-family: var(--font-display);
      font-size: 15px;
      font-weight: 600;
      color: var(--color-text-primary);
    }

    .dev-dashboard-item-dims {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--color-text-muted);
      background: var(--color-bg-primary);
      padding: 3px 8px;
      border-radius: 4px;
    }

    /* Config status chips */
    .dev-dashboard-item-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .dev-dashboard-chip {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 6px 12px;
      border-radius: 100px;
      font-size: 13px;
      font-weight: 500;
      cursor: default;
      transition: all 0.2s;
    }

    /* ✅ Done chip */
    .dev-dashboard-chip--done {
      background: rgba(74, 222, 128, 0.12);
      color: #16a34a;
      border: 1px solid rgba(74, 222, 128, 0.25);
      cursor: pointer !important;
      transition: transform 0.2s ease, box-shadow 0.2s ease !important;
    }
    .dev-dashboard-chip--done:hover {
      transform: translateY(-2px) !important;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.08) !important;
      background-color: #dcfce7 !important;
    }

    /* ⏳ Pending chip (clickable) */
    .dev-dashboard-chip--pending {
      background: rgba(251, 191, 36, 0.1);
      color: #d97706;
      border: 1px solid rgba(251, 191, 36, 0.25);
      cursor: pointer;
    }

    .dev-dashboard-chip--pending:hover {
      background: rgba(251, 191, 36, 0.18);
      border-color: rgba(251, 191, 36, 0.4);
    }

    /* — N/A chip */
    .dev-dashboard-chip--na {
      background: var(--color-bg-primary);
      color: var(--color-text-muted);
      border: 1px solid var(--color-border);
    }

    .dev-dashboard-chip-icon {
      font-size: 14px;
      line-height: 1;
    }

    /* Action buttons */
    .dev-dashboard-actions {
      display: flex;
      flex-direction: row;
      justify-content: space-between;
      align-items: center;
      padding: 20px;
      gap: 12px;
    }

    .dev-dashboard-add-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 14px 24px;
      border: 2px solid #374151;
      border-radius: var(--radius-md);
      background: transparent;
      color: #374151;
      font-family: var(--font-body);
      font-size: 15px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
    }

    .dev-dashboard-add-btn:hover {
      background: #374151;
      color: #fff;
      transform: translateY(-1px);
    }

    .dev-dashboard-add-icon {
      font-size: 18px;
      line-height: 1;
    }

    .dev-dashboard-review-btn {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      padding: 16px 32px;
      border: none;
      border-radius: var(--radius-md);
      background: #111827;
      color: #ffffff;
      font-family: var(--font-body);
      font-size: 16px;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.2s;
      opacity: 0.4;
      pointer-events: none;
    }

    .dev-dashboard-review-btn:not(:disabled) {
      opacity: 1;
      pointer-events: auto;
    }

    .dev-dashboard-review-btn:not(:disabled):hover {
      background: #1f2937;
      transform: translateY(-1px);
      box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
    }

    .dev-dashboard-review-arrow {
      font-size: 18px;
    }
    /* ── Overlay backdrop ── */
    /* ── Overlay backdrop ── */

    /* ════════════════════════════════════════════
       CONFIGURATOR CONTEXT BAR
       ════════════════════════════════════════════ */

    .dev-config-context-bar {
      position: sticky;
      top: 104px;
      z-index: 100;
      display: flex;
      align-items: center;
      gap: 12px;
      padding: 12px 20px;
      background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
      border-bottom: 2px solid var(--color-primary);
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
      font-size: 14px;
      color: #fff;
    }

    .dev-config-context-icon {
      font-size: 20px;
      flex-shrink: 0;
    }

.dev-config-context-text {
  flex: 1;
  padding-top: 3px;
}

    .dev-config-context-text strong {
      color: var(--color-primary);
    }

    .dev-config-context-type {
      padding: 4px 10px;
      border-radius: 12px;
      background: rgba(255, 255, 255, 0.1);
      font-size: 12px;
      font-weight: 600;
      flex-shrink: 0;
    }

    .dev-config-context-back {
      padding: 6px 14px;
      border-radius: 8px;
      border: 1px solid rgba(255, 255, 255, 0.3);
      background: transparent;
      color: #fff;
      font-size: 13px;
      cursor: pointer;
      transition: all 0.2s ease;
      flex-shrink: 0;
    }

    .dev-config-context-back:hover {
      background: rgba(255, 255, 255, 0.15);
      border-color: var(--color-primary);
    }

    /* ── Overlay backdrop ── */
    .dev-overlay-backdrop {
      position: fixed;
      inset: 0;
      z-index: 22;
      background: rgba(26, 26, 46, 0.3);
      backdrop-filter: blur(4px);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.4s var(--ease-out);
    }

    .dev-overlay-backdrop.active {
      opacity: 1;
      pointer-events: auto;
    }

    /* ── Responsive ── */
    @media (max-width: 767px) {
      .dev-topbar {
        padding: 12px 16px;
      }
      .dev-logo {
        font-size: 18px;
      }
      .dev-btn-ghost {
        padding: 6px 14px;
        font-size: 13px;
      }
      .dev-btn-primary {
        padding: 14px 32px;
        font-size: 15px;
      }
      .dev-shape-name {
        bottom: 175px;
        font-size: 16px;
      }
      .dev-indicator-dots {
        bottom: 100px;
      }
      .btn-select-shape {
        bottom: 56px;
        padding: 12px 28px;
        font-size: 14px;
      }
      .dev-nav-arrow {
        display: none;
      }
      .dev-hero-title h1 {
        font-size: 26px;
      }
      .dev-price-badge {
        top: 80px;
        right: 12px;
        padding: 12px 16px;
      }
      .dev-price-value {
        font-size: 24px;
      }
      .dev-param-panel {
        border-radius: 20px 20px 0 0;
        padding: 8px 16px 32px;
      }
    }

    @media (min-width: 768px) and (max-width: 1023px) {
      .dev-param-panel {
        max-width: 480px;
        left: 50%;
        transform: translate(-50%, 100%);
        border-radius: 24px;
        bottom: 24px;
      }
      .dev-param-panel.open {
        transform: translate(-50%, 0);
      }
    }

    @media (min-width: 1024px) {
      .dev-param-panel {
        max-width: 480px;
        left: 50%;
        transform: translate(-50%, 100%);
        border-radius: 24px;
        bottom: 24px;
      }
      .dev-param-panel.open {
        transform: translate(-50%, 0);
      }

      /* ════════════════════════════════════════════
         DESKTOP ≥ 1024px — Floating Preview + Full-Width Grid
         ════════════════════════════════════════════ */

      /* ── 3D: Floating black-box widget (bottom-right) ── */
      .dev-fabric-canvas-sticky {
        position: fixed !important;
        top: auto !important;
        left: auto !important;
        right: 24px;
        bottom: 24px;
        width: 320px;
        height: 320px;
        min-height: auto;
        max-height: none;
        z-index: 9999 !important;
        border-radius: 16px;
        background: #fff;
        box-shadow: 0 8px 32px rgba(26,26,46,0.15), 0 2px 8px rgba(0,0,0,0.06);
        overflow: hidden;
        border: 1px solid var(--color-border);
        transition: right 0.35s var(--ease-spring);
      }

      /* Shortlist open → shift floating preview left */
      .dev-fabric-canvas-sticky.shortlist-open {
        right: 340px;
      }

      #dev-fabric-canvas-container {
        width: 100%;
        height: 100%;
      }

      #dev-fabric-canvas-container canvas {
        display: block;
      }

      /* Dimension status bar: compact, at top of floating widget */
      #dev-dim-status-bar {
        display: flex !important;
        font-size: 11px !important;
        padding: 6px 10px !important;
        background: linear-gradient(to bottom, rgba(0,0,0,0.6) 0%, transparent 100%) !important;
      }

      /* Preview indicator moves to top of widget */
      #dev-pool-fabric-indicator {
        bottom: auto !important;
        top: 8px !important;
        left: 8px !important;
        right: auto !important;
        font-size: 11px !important;
        padding: 4px 10px !important;
      }

      /* ── Content: explode to full width ── */
      .dev-fabric-content,
      #dev-phase-fabric .dev-fabric-content {
        margin: 0 !important;
        padding: 24px 40px 120px !important;
        max-width: 100% !important;
        width: 100% !important;
        min-height: 100vh !important;
      }

      /* ── Pool layout: sidebar + grid side by side, no gap waste ── */
      .dev-pool-layout {
        gap: 24px !important;
      }

      /* ── Collection grid: aggressive fill — 220px min = 4-6 cols on 1440+ ── */
      .dev-collection-grid {
        grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)) !important;
        gap: 16px;
      }

      .dev-collection-pool-card-thumb {
        aspect-ratio: 16/10;
      }

      .dev-collection-pool-card-info {
        padding: 14px 14px 16px;
      }

      .dev-collection-pool-card-name {
        font-size: 17px;
      }

      .dev-collection-pool-card-desc {
        font-size: 13px;
        margin-bottom: 10px;
      }

      .dev-collection-pool-card-colours {
        font-size: 12px;
        padding: 5px 12px;
      }

      /* ── Sidebar filter: snug ── */
      .dev-pool-sidebar {
        width: 220px;
        padding: 20px;
        top: 24px;
        flex-shrink: 0;
      }

      /* ── Coverflow & swatches ── */
      .dev-collection-slide {
        width: 240px !important;
      }

      .dev-collection-swiper {
        max-width: 960px;
        padding: 24px 0 12px;
      }

      .dev-color-grid-area .fabric-grid {
        grid-template-columns: repeat(6, 1fr) !important;
        gap: 10px;
      }

      .fabric-grid {
        grid-template-columns: repeat(5, 1fr) !important;
        gap: 14px;
      }

      /* ── Scene gateway ── */
      .scene-gate-btn {
        padding: 32px 48px;
        min-width: 180px;
      }

      .scene-gate-icon {
        font-size: 44px;
      }

      .scene-gate-label {
        font-size: 18px;
      }

      /* ── Modal ── */
      .dev-modal-grid {
        grid-template-columns: repeat(4, 1fr) !important;
      }

      .dev-modal {
        max-width: 800px;
      }

      /* ── Section titles ── */
      .fabric-section-title {
        font-size: 24px;
      }

      #dev-phase-fabric {
        overflow-y: auto;
      }
    }

    /* ════════════════════════════════════════════
       PHASE 2 — FABRIC SELECTION
       ════════════════════════════════════════════ */

    /* Phase 1 (shape selection): fullscreen canvas */
    #dev-phase-shape {
      width: 100%; height: 100%; position: absolute; inset: 0; z-index: 1;
    }
    #dev-phase-shape #dev-canvas-container {
      position: fixed; inset: 0; z-index: 1;
    }

    /* Phase 2 (fabric selection): fixed 1/3 canvas + scrollable content */
    #dev-phase-fabric {
      position: fixed; z-index: 2;
      inset: 0;
      padding-top: 56px;
      overflow-y: auto; overflow-x: hidden;
      -webkit-overflow-scrolling: touch;
      background: var(--color-bg-primary);
    }
    #dev-phase-fabric #dev-canvas-container {
      position: relative;
    }

    /* Fixed 3D preview panel — locks to top of viewport */
    .dev-fabric-canvas-sticky {
      position: fixed;
      top: 0;
      left: 0;
      right: 0;
      z-index: 15;
      height: 33vh;
      min-height: 220px;
      max-height: 280px;
      background: var(--color-bg-primary);
      overflow: hidden;
    }

    #dev-fabric-canvas-container {
      width: 100%;
      height: 100%;
    }

    #dev-fabric-canvas-container canvas {
      display: block;
    }

    /* Scrollable content below the fixed 3D panel */
    .dev-fabric-content {
      margin: 33vh auto 0;
      padding: 24px 16px 80px;
      max-width: 1100px;
      width: 100%;
    }

    #dev-phase-fabric .dev-fabric-content {
      min-height: calc(100vh - 33vh + 400px);
    }

    /* ── Fabric Section ── */
    .fabric-section {
      margin-bottom: 40px;
    }

    .fabric-section-title {
      font-family: var(--font-display);
      font-size: 22px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 16px;
    }

    .fabric-section-header {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      margin-bottom: 16px;
      flex-wrap: wrap;
      gap: 8px;
    }

    .fabric-section-sub {
      font-family: var(--font-body);
      font-size: 13px;
      color: var(--color-text-muted);
    }

    /* ── Scene Gateway ── */
    .scene-gate-section {
      text-align: center;
      padding: 32px 0;
    }

    .scene-gate-buttons {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }

    .scene-gate-btn {
      display: flex;
      flex-direction: column;
      align-items: center;
      gap: 8px;
      padding: 28px 40px;
      border-radius: var(--radius-lg);
      border: 2px solid var(--color-border);
      background: var(--color-bg-card);
      cursor: pointer;
      transition: all 0.25s var(--ease-out);
      min-width: 160px;
      box-shadow: var(--shadow-card);
    }

    .scene-gate-btn:hover {
      border-color: var(--color-cta);
      box-shadow: var(--shadow-elevated);
      transform: translateY(-4px);
    }

    .scene-gate-btn:active {
      transform: scale(0.97);
    }

    .scene-gate-btn.selected {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.06);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.15);
    }

    .scene-gate-icon {
      display: flex;
      align-items: center;
      justify-content: center;
      width: 64px;
      height: 64px;
      color: var(--color-cta, #8b6f47);
      border-radius: 18px;
      background: rgba(139, 111, 71, 0.10);
      margin-bottom: 2px;
    }
    .scene-gate-icon svg { display: block; }
      line-height: 1;
    }

    .scene-gate-label {
      font-family: var(--font-body);
      font-size: 18px;
      font-weight: 600;
      color: var(--color-text-primary);
    }

    .scene-gate-sub {
      font-family: var(--font-body);
      font-size: 13px;
      color: var(--color-text-muted);
      text-align: center;
    }

    /* ── Fabric Grid ── */
    .fabric-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
      gap: 12px;
    }

    .fabric-card {
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--color-bg-card);
      border: 2px solid transparent;
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
      box-shadow: var(--shadow-card);
    }

    .fabric-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-elevated);
    }

    .fabric-card:active {
      transform: scale(0.97);
    }

    .fabric-card.active {
      border-color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.2), var(--shadow-elevated);
    }

    .fabric-card-img {
      width: 100%;
      aspect-ratio: 1;
      background: var(--color-bg-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 24px;
      color: var(--color-text-muted);
      overflow: hidden;
    }

    .fabric-card-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      display: block;
    }

    .fabric-card-info {
      padding: 8px 10px 10px;
    }

    .fabric-card-name {
      font-family: var(--font-body);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-text-primary);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      margin-bottom: 2px;
    }

    .fabric-card-meta {
      font-family: var(--font-body);
      font-size: 11px;
      color: var(--color-text-muted);
    }

    /* ── Fabric Card Actions (hover) ── */
    .fabric-card-actions {
      display: flex;
      gap: 4px;
      padding: 4px 8px 8px;
      opacity: 0;
      transition: opacity 0.2s;
    }

    .fabric-card:hover .fabric-card-actions {
      opacity: 1;
    }

    .fabric-card-action-btn {
      flex: 1;
      padding: 6px 4px;
      border-radius: 6px;
      border: none;
      font-family: var(--font-body);
      font-size: 11px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
      text-align: center;
    }

    .fab-action-apply {
      background: var(--color-cta);
      color: #fff;
    }

    .fab-action-apply:hover {
      background: var(--color-cta-hover);
    }

    .fab-action-save {
      background: var(--color-bg-primary);
      color: var(--color-text-secondary);
    }

    .fab-action-save:hover {
      background: var(--color-border);
    }

    /* ── Expand Hint ── */

    /* ── Filter Pills ── */
    .filter-pills {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-bottom: 20px;
    }

    .filter-pill {
      padding: 8px 18px;
      border-radius: var(--radius-full);
      border: 1.5px solid var(--color-border);
      background: var(--color-bg-card);
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-secondary);
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
    }

    .filter-pill:hover {
      border-color: var(--color-accent);
      color: var(--color-text-primary);
    }

    .filter-pill.active {
      background: var(--color-text-primary);
      color: #fff;
      border-color: var(--color-text-primary);
    }

    /* ── Collection Carousel ── */
    .filter-collections {
      display: flex;
      gap: 12px;
      overflow-x: auto;
      padding-bottom: 12px;
      scrollbar-width: thin;
      scrollbar-color: var(--color-border) transparent;
      -webkit-overflow-scrolling: touch;
    }

    .filter-collection-card {
      flex-shrink: 0;
      width: 140px;
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--color-bg-card);
      border: 1.5px solid var(--color-border);
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
    }

    .filter-collection-card:hover {
      border-color: var(--color-accent);
      transform: translateY(-2px);
      box-shadow: var(--shadow-card);
    }

    .filter-collection-thumb {
      width: 100%;
      height: 100px;
      background: var(--color-bg-primary);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 32px;
      color: var(--color-text-muted);
    }

    .filter-collection-name {
      padding: 8px 10px;
      font-family: var(--font-body);
      font-size: 11px;
      font-weight: 500;
      color: var(--color-text-primary);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    /* ── Shortlist Floating Bag ── */
    .dev-shortlist-float {
      position: fixed;
      bottom: 80px;
      right: 16px;
      z-index: 40;
      width: 300px;
      max-height: 400px;
      background: var(--color-bg-card);
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-elevated);
      border: 1px solid var(--color-border);
      display: flex;
      flex-direction: column;
      overflow: hidden;
      transition: all 0.35s var(--ease-spring);
      transform-origin: bottom right;
    }

    .dev-shortlist-float.closed {
      transform: scale(0.8);
      opacity: 0;
      pointer-events: none;
    }

    .shortlist-float-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 12px 16px;
      border-bottom: 1px solid var(--color-border);
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 600;
      color: var(--color-text-primary);
    }

    .shortlist-float-header button {
      background: none;
      border: none;
      font-size: 18px;
      cursor: pointer;
      color: var(--color-text-muted);
      padding: 4px;
    }

    .shortlist-float-items {
      flex: 1;
      overflow-y: auto;
      padding: 8px;
      display: flex;
      flex-direction: column;
      gap: 8px;
    }

    .shortlist-item {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 8px;
      border-radius: var(--radius-sm);
      border: 1.5px solid transparent;
      cursor: pointer;
      transition: all 0.15s;
    }

    .shortlist-item:hover {
      background: var(--color-bg-primary);
    }

    .shortlist-item.active {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.06);
    }

    .shortlist-item-thumb {
      width: 44px;
      height: 44px;
      border-radius: var(--radius-sm);
      background: var(--color-bg-primary);
      flex-shrink: 0;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 18px;
    }

    .shortlist-item-info {
      flex: 1;
      min-width: 0;
    }

    .shortlist-item-name {
      font-family: var(--font-body);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-text-primary);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }

    .shortlist-item-meta {
      font-family: var(--font-body);
      font-size: 11px;
      color: var(--color-text-muted);
    }

    .shortlist-item-remove {
      background: none;
      border: none;
      color: var(--color-text-muted);
      cursor: pointer;
      font-size: 14px;
      padding: 4px;
    }

    .shortlist-float-footer {
      padding: 12px 16px;
      border-top: 1px solid var(--color-border);
    }

    .shortlist-confirm-btn {
      width: 100%;
      padding: 10px;
      border-radius: var(--radius-sm);
      border: none;
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
      background: var(--color-text-muted);
      color: #fff;
    }

    .shortlist-confirm-btn:disabled {
      cursor: not-allowed;
      opacity: 0.5;
    }

    .shortlist-confirm-btn:not(:disabled) {
      background: var(--color-cta);
    }

    .shortlist-confirm-btn:not(:disabled):hover {
      background: var(--color-cta-hover);
    }

    /* ── Mobile: tighter grid ── */
    @media (max-width: 767px) {
      .fabric-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
      }

      .dev-fabric-content {
        padding: 16px 12px 80px;
      }

      #dev-phase-fabric .dev-fabric-content {
        min-height: calc(100vh - 33vh + 400px);
      }

      .scene-gate-btn {
        padding: 20px 24px;
        min-width: 120px;
      }

      .dev-shortlist-float {
        width: calc(100% - 32px);
        right: 16px;
        left: 16px;
        bottom: 70px;
      }
    }

    /* ── Tablet ── */
    @media (min-width: 768px) and (max-width: 1023px) {
      .dev-fabric-content {
        margin: 33vh auto 0;
        padding: 24px 24px 80px;
        max-width: 1000px;
      }

      #dev-phase-fabric .dev-fabric-content {
        min-height: calc(100vh - 33vh + 400px);
      }

      .fabric-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
      }

      .dev-color-grid-area .fabric-grid {
        grid-template-columns: repeat(3, 1fr);
      }

      .dev-collection-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)) !important;
      }

      .dev-pool-sidebar {
        width: 200px;
      }
    }

    /* ════════════════════════════════════════════
       SWIPER 3D COVERFLOW — COLLECTION RING
       ════════════════════════════════════════════ */

    .dev-collection-swiper {
      width: 100%;
      max-width: 800px;
      margin: 0 auto;
      padding: 20px 0 10px;
      overflow: visible;
    }
    .dev-collection-swiper .swiper-wrapper {
      /* Ensure left-side slides are clickable — swiper may clip them */
      -webkit-transform: translate3d(0,0,0);
      transform: translate3d(0,0,0);
    }
    .dev-collection-swiper .swiper-slide {
      cursor: pointer;
      z-index: 1;
    }
    .dev-collection-swiper .swiper-slide.swiper-slide-active {
      z-index: 2;
    }

    .dev-collection-slide {
      width: 200px;
      height: auto;
      padding: 8px 0;
      display: flex;
      justify-content: center;
      align-items: center;
      cursor: pointer;
      transition: transform 0.3s ease;
    }

    .dev-collection-slide.swiper-slide-active {
      transform: scale(1.08);
    }

    /* Allow click events on all slides (Swiper loop blocks them by default) */
    .swiper-slide {
      pointer-events: auto !important;
      cursor: pointer;
    }

    .dev-collection-inner {
      width: 100%;
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--color-bg-card);
      box-shadow: 0 4px 20px rgba(26,26,46,0.12);
      transition: all 0.3s var(--ease-out);
      text-align: center;
      padding: 21px 12px 19px;
      border: 2px solid transparent;
    }

    .swiper-slide-active .dev-collection-inner {
      border-color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.15), var(--shadow-elevated);
    }

    .dev-collection-icon {
      font-size: 36px;
      line-height: 1.2;
      margin-bottom: 8px;
      opacity: 0.8;
    }

    .dev-collection-name {
      font-family: var(--font-display);
      font-size: 15px;
      font-weight: 600;
      color: #fff;
      text-shadow: 0 1px 4px rgba(0,0,0,0.3);
      margin-bottom: 4px;
      line-height: 1.3;
    }

    .dev-collection-desc {
      font-family: var(--font-body);
      font-size: 11px;
      color: rgba(255,255,255,0.75);
      text-shadow: 0 1px 3px rgba(0,0,0,0.2);
    }

    /* ── Color Grid Area (transform + opacity for reliable animation) ── */
    .dev-color-grid-area {
      transform: scaleY(0);
      transform-origin: top center;
      opacity: 0;
      height: 0;
      overflow: hidden;
      transition: transform 0.4s cubic-bezier(0.25, 1, 0.5, 1), opacity 0.35s ease;
      margin-top: 0;
      will-change: transform, opacity;
    }
    .dev-color-grid-area.grid-expanded {
      transform: scaleY(1);
      opacity: 1;
      height: auto;
    }
    .dev-color-grid-wrapper {
      padding: 0 4px;
      margin-top: 16px;
    }

    .dev-color-grid-area .fabric-grid {
      grid-template-columns: repeat(4, 1fr);
      gap: 10px;
    }

    /* ── Responsive ── */
    @media (max-width: 767px) {
      .dev-collection-slide {
        width: 150px;
      }
      .dev-collection-name {
        font-size: 13px;
      }
      .dev-collection-icon {
        font-size: 28px;
      }
      .dev-color-grid-area .fabric-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
      }
    }

    @media (min-width: 1024px) {
      .fabric-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 16px;
      }

      .fabric-card-info {
        padding: 10px 12px 12px;
      }

      .fabric-card-name {
        font-size: 13px;
      }
    }

    /* ════════════════════════════════════════════
       PHASE 3 — FULL FABRIC POOL + ADVANCED FILTER
       ════════════════════════════════════════════ */

    /* ── Pool Layout: sidebar + main ── */
    .dev-pool-layout {
      display: flex;
      gap: 32px;
      align-items: flex-start;
    }

    /* ── Sidebar Filter ── */
    .dev-pool-sidebar {
      width: 220px;
      flex-shrink: 0;
      background: var(--color-bg-card);
      border-radius: var(--radius-lg);
      padding: 20px;
      box-shadow: var(--shadow-card);
      border: 1px solid var(--color-border);
      position: sticky;
      top: calc(33vh + 24px);
    }

    .dev-pool-sidebar-title {
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 20px;
      text-transform: uppercase;
      letter-spacing: 0.5px;
    }

    .dev-filter-group {
      margin-bottom: 20px;
      padding-bottom: 16px;
      border-bottom: 1px solid var(--color-border);
    }

    .dev-filter-group:last-of-type {
      border-bottom: none;
    }

    .dev-filter-group-title {
      font-family: var(--font-body);
      font-size: 11px;
      font-weight: 600;
      color: var(--color-text-muted);
      text-transform: uppercase;
      letter-spacing: 0.8px;
      margin-bottom: 10px;
    }

    .dev-filter-options {
      display: flex;
      flex-direction: column;
      gap: 6px;
    }

    .dev-filter-chip {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 6px 10px;
      border-radius: var(--radius-sm);
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-secondary);
      cursor: pointer;
      transition: all 0.15s var(--ease-out);
      user-select: none;
    }

    .dev-filter-chip:hover {
      background: var(--color-bg-primary);
      color: var(--color-text-primary);
    }

    .dev-filter-chip.active {
      background: rgba(195,125,74,0.08);
      color: var(--color-cta);
    }

    .dev-colour-swatch {
      width: 14px;
      height: 14px;
      border-radius: 50%;
      border: 1px solid var(--color-border);
      flex-shrink: 0;
    }

    .dev-filter-reset {
      width: 100%;
      padding: 10px;
      border-radius: var(--radius-sm);
      border: 1.5px solid var(--color-border);
      background: transparent;
      font-family: var(--font-body);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-text-muted);
      cursor: pointer;
      transition: all 0.15s;
      text-align: center;
    }

    .dev-filter-reset:hover {
      border-color: var(--color-cta);
      color: var(--color-cta);
    }

    /* ── Pool Main Area ── */
    .dev-pool-main {
      flex: 1;
      min-width: 0;
    }

    .dev-pool-header {
      display: flex;
      align-items: baseline;
      justify-content: space-between;
      margin-bottom: 16px;
    }

    .dev-pool-count {
      font-family: var(--font-mono);
      font-size: 13px;
      color: var(--color-text-muted);
    }

    /* ── Collection Cards (Warwick-style) ── */
    .dev-collection-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 16px;
    }

    .dev-collection-pool-card {
      border-radius: var(--radius-lg);
      overflow: hidden;
      background: var(--color-bg-card);
      border: 1.5px solid var(--color-border);
      cursor: pointer;
      transition: all 0.25s var(--ease-out);
      box-shadow: var(--shadow-card);
    }

    .dev-collection-pool-card:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-elevated);
      border-color: var(--color-accent);
    }

    .dev-collection-pool-card:active {
      transform: scale(0.97);
    }

    .dev-collection-pool-card-thumb {
      width: 100%;
      aspect-ratio: 16/9;
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      overflow: hidden;
    }

    .dev-collection-pool-card-thumb .thumb-overlay {
      position: absolute;
      inset: 0;
      /* full opacity: at 0.25 the card background (#F5F0EB warm cream)
         bled through 75% and washed every fabric photo grey/yellow */
      opacity: 1;
    }

    .dev-collection-pool-card-thumb .thumb-icon {
      position: relative;
      z-index: 2;
      font-size: 40px;
      filter: drop-shadow(0 2px 8px rgba(0,0,0,0.2));
    }

    .dev-collection-pool-card-info {
      padding: 14px 14px 16px;
    }

    .dev-collection-pool-card-name {
      font-family: var(--font-display);
      font-size: 16px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 2px;
    }

    .dev-collection-pool-card-desc {
      font-family: var(--font-body);
      font-size: 12px;
      color: var(--color-text-muted);
      margin-bottom: 10px;
      line-height: 1.4;
    }

    .dev-collection-pool-card-colours {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 5px 12px;
      border-radius: var(--radius-full);
      background: var(--color-bg-primary);
      font-family: var(--font-mono);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-cta);
    }

    .dev-collection-pool-card-colours .colour-dots {
      display: flex;
      gap: -2px;
    }

    .dev-collection-pool-card-colours .colour-dot {
      width: 12px; height: 12px;
      border-radius: 50%;
      border: 1.5px solid var(--color-bg-card);
      flex-shrink: 0;
    }

    .dev-pool-empty {
      grid-column: 1 / -1;
      text-align: center;
      padding: 48px 24px;
      font-family: var(--font-body);
      font-size: 15px;
      color: var(--color-text-muted);
      background: var(--color-bg-card);
      border-radius: var(--radius-lg);
      border: 1px dashed var(--color-border);
    }

    /* ── Collection Modal (Warwick-style deep select) ── */
    .dev-modal-overlay {
      position: fixed;
      inset: 0;
      z-index: 10000;
      background: rgba(26,26,46,0.5);
      backdrop-filter: blur(6px);
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 24px;
      animation: dev-modal-fadein 0.2s ease;
    }

    @keyframes dev-modal-fadein {
      from { opacity: 0; }
      to { opacity: 1; }
    }

    .dev-modal {
      background: var(--color-bg-card);
      border-radius: var(--radius-lg);
      max-width: 720px;
      width: 100%;
      max-height: 80vh;
      overflow-y: auto;
      box-shadow: 0 16px 64px rgba(26,26,46,0.2);
      padding: 32px;
      animation: dev-modal-slidein 0.25s var(--ease-spring);
      position: relative;
    }

    @keyframes dev-modal-slidein {
      from { opacity: 0; transform: translateY(20px) scale(0.96); }
      to { opacity: 1; transform: translateY(0) scale(1); }
    }

    .dev-modal-close {
      position: absolute;
      top: 16px;
      right: 16px;
      width: 36px;
      height: 36px;
      border-radius: 50%;
      border: none;
      background: var(--color-bg-primary);
      color: var(--color-text-secondary);
      font-size: 16px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.15s;
    }

    .dev-modal-close:hover {
      background: var(--color-error);
      color: #fff;
    }

    .dev-modal-header {
      margin-bottom: 24px;
    }

    .dev-modal-title {
      font-family: var(--font-display);
      font-size: 24px;
      font-weight: 700;
      color: var(--color-text-primary);
      margin-bottom: 4px;
    }

    .dev-modal-sub {
      font-family: var(--font-body);
      font-size: 14px;
      color: var(--color-text-muted);
    }

    .dev-modal-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
      gap: 12px;
    }

    .dev-modal-swatch {
      border-radius: var(--radius-md);
      overflow: hidden;
      background: var(--color-bg-card);
      border: 2px solid transparent;
      cursor: pointer;
      transition: all 0.2s var(--ease-out);
      box-shadow: var(--shadow-card);
      position: relative;
    }

    .dev-modal-swatch:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-elevated);
      border-color: var(--color-accent);
    }

    .dev-modal-swatch.active-preview {
      border-color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.2);
    }

    .dev-modal-swatch-colour {
      width: 100%;
      aspect-ratio: 1;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 32px;
    }

    .dev-modal-swatch-info {
      padding: 8px 10px;
      display: flex;
      align-items: center;
      justify-content: space-between;
    }

    .dev-modal-swatch-name {
      font-family: var(--font-body);
      font-size: 12px;
      font-weight: 500;
      color: var(--color-text-primary);
    }

    .dev-modal-swatch-save {
      width: 28px;
      height: 28px;
      border-radius: 50%;
      border: 1.5px solid var(--color-border);
      background: transparent;
      color: var(--color-text-muted);
      font-size: 14px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.15s;
      flex-shrink: 0;
    }

    .dev-modal-swatch-save:hover {
      border-color: var(--color-cta);
      color: var(--color-cta);
      background: rgba(195,125,74,0.06);
    }

    .dev-modal-swatch-save.saved {
      border-color: var(--color-success);
      color: var(--color-success);
      background: rgba(45,106,79,0.08);
    }

    .dev-modal-empty {
      text-align: center;
      padding: 32px;
      color: var(--color-text-muted);
      font-family: var(--font-body);
      font-size: 14px;
    }

    /* ── Mobile: transform sidebar to top bar ── */
    @media (max-width: 767px) {
      .dev-pool-layout {
        flex-direction: column;
        gap: 16px;
      }
      .dev-pool-sidebar {
        width: 100%;
        position: static;
        padding: 16px;
      }
      .dev-pool-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
      }
      .dev-filter-options {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 4px;
      }
      .dev-filter-chip {
        padding: 4px 8px;
        font-size: 12px;
      }
    }

    /* ════════════════════════════════════════════
       PHASE 4 — SEWING & CRAFT OPTIONS
       ════════════════════════════════════════════ */

#dev-phase-sewing {
  position: fixed;
  inset: 0;
  z-index: 50;
  padding-top: 56px !important;
  background: var(--color-bg-primary);
}

    .dev-sewing-layout {
      display: flex;
      width: 100%;
      height: 100%;
    }

    /* Left: 3D canvas */
    .dev-sewing-canvas {
      flex: 1;
      min-width: 0;
      position: relative;
      background: var(--color-bg-primary);
      overflow: hidden;
    }

    .dev-sewing-canvas-inner {
      width: 100%;
      height: 100%;
    }

    .dev-sewing-canvas-inner canvas {
      display: block;
    }

    /* Edge hotspots (zipper placement — click 3D edge) */
    .dev-edge-hotspots { position: absolute; inset: 0; pointer-events: none; z-index: 6; }
    .dev-edge-hotspot {
      position: absolute; pointer-events: auto; transform: translate(-50%, -50%);
      display: flex; align-items: center; justify-content: center; gap: 4px;
      padding: 6px 12px; border-radius: 30px; cursor: pointer;
      background: rgba(255,255,255,0.92); border: 2px solid #C9C2B8; color: #6B6256;
      font-size: 12px; font-weight: 600; box-shadow: 0 3px 12px rgba(0,0,0,0.18);
      transition: all 0.15s; white-space: nowrap;
    }
    .dev-edge-hotspot:hover { transform: translate(-50%,-50%) scale(1.06); border-color: #C37D4A; color: #C37D4A; }
    .dev-edge-hotspot.sel { background: #C37D4A; border-color: #C37D4A; color: #fff; box-shadow: 0 0 0 4px rgba(195,125,74,0.25); }
    .dev-edge-hotspot .zip-icon { font-size: 14px; }
    .dev-edge-hotspot .zip-lbl { font-size: 11px; font-weight: 600; }

    /* Right: config panel */
    .dev-sewing-panel {
      width: 380px;
      flex-shrink: 0;
      background: var(--color-bg-card);
      border-left: 1px solid var(--color-border);
      overflow-y: auto;
      padding: 32px 24px;
    }

    .dev-sewing-scroll {
      display: flex;
      flex-direction: column;
      gap: 24px;
      padding-bottom: 40px;
    }

    /* Fabric banner */
    .dev-sewing-banner {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 16px;
      border-radius: var(--radius-md);
      background: var(--color-bg-primary);
      border: 1px solid var(--color-border);
    }

    .dev-sewing-banner-swatch {
      width: 48px;
      height: 48px;
      border-radius: var(--radius-sm);
      border: 1.5px solid var(--color-border);
      flex-shrink: 0;
    }

    .dev-sewing-banner-info {
      flex: 1;
      min-width: 0;
    }

    .dev-sewing-banner-name {
      font-family: var(--font-body);
      font-size: 15px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 2px;
    }

    .dev-sewing-banner-collection {
      font-family: var(--font-body);
      font-size: 12px;
      color: var(--color-text-muted);
    }

    /* Sections */
    .dev-sewing-section-title {
      font-family: var(--font-body);
      font-size: 12px;
      font-weight: 600;
      color: var(--color-text-muted);
      text-transform: uppercase;
      letter-spacing: 0.8px;
      margin-bottom: 10px;
    }

    .dev-sewing-dims {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }

    .dev-sewing-dim-tag {
      padding: 6px 14px;
      border-radius: var(--radius-sm);
      background: var(--color-bg-primary);
      font-family: var(--font-mono);
      font-size: 14px;
      font-weight: 500;
      color: var(--color-text-primary);
      border: 1px solid var(--color-border);
      transition: all 0.25s var(--ease-out);
      display: inline-flex;
      align-items: center;
      gap: 0;
    }
    .dev-sewing-dim-tag.zipper {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.08);
      color: var(--color-cta);
      box-shadow: 0 0 0 2px rgba(195,125,74,0.12);
    }
    .dim-z-badge {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 18px;
      height: 18px;
      border-radius: 4px;
      background: var(--color-cta);
      color: #fff;
      font-family: var(--font-mono);
      font-size: 11px;
      font-weight: 700;
      margin-right: 6px;
      letter-spacing: 0;
      line-height: 1;
      flex-shrink: 0;
    }
    .dev-sewing-dim-tag.zipper .dim-z-badge {
      background: var(--color-cta);
    }

    /* Qty */
    .dev-sewing-qty {
      display: flex;
      align-items: center;
      gap: 0;
    }

    .dev-sewing-qty-btn {
      width: 44px;
      height: 44px;
      border: 1.5px solid var(--color-border);
      background: var(--color-bg-card);
      color: var(--color-text-primary);
      font-size: 20px;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: all 0.15s;
    }

    .dev-sewing-qty-btn:first-child {
      border-radius: var(--radius-sm) 0 0 var(--radius-sm);
    }

    .dev-sewing-qty-btn:last-child {
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    }

    .dev-sewing-qty-btn:hover {
      background: var(--color-bg-primary);
      border-color: var(--color-cta);
    }

    .dev-sewing-qty-value {
      width: 64px;
      height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      border: 1.5px solid var(--color-border);
      border-left: none;
      border-right: none;
      font-family: var(--font-mono);
      font-size: 18px;
      font-weight: 500;
      color: var(--color-text-primary);
      background: var(--color-bg-card);
    }

    /* Options */
    .dev-sewing-options {
      display: flex;
      flex-wrap: wrap;
      gap: 8px;
    }

    .dev-sewing-option {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 8px 14px;
      border-radius: var(--radius-sm);
      border: 1.5px solid var(--color-border);
      background: var(--color-bg-card);
      cursor: pointer;
      font-family: var(--font-body);
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-secondary);
      transition: all 0.15s;
    }

    .dev-sewing-option:has(input:checked) {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.12);
      color: var(--color-cta);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.15);
    }

    .dev-sewing-option input {
      accent-color: var(--color-cta);
    }

    /* Actions */
    .dev-sewing-actions {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-top: 8px;
    }

    .dev-sewing-btn {
      width: 100%;
      padding: 12px;
      border-radius: var(--radius-sm);
      border: none;
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
      text-align: center;
    }

    .dev-sewing-btn-back {
      background: transparent;
      color: var(--color-text-secondary);
      border: 1.5px solid var(--color-border);
    }

    .dev-sewing-btn-back:hover {
      border-color: var(--color-cta);
      color: var(--color-cta);
    }

    .dev-sewing-btn-reset {
      background: transparent;
      color: var(--color-error);
      border: 1.5px solid transparent;
    }

    .dev-sewing-btn-reset:hover {
      border-color: var(--color-error);
    }

    .dev-sewing-btn-next {
      background: var(--color-cta);
      color: #fff;
      box-shadow: 0 4px 16px rgba(195,125,74,0.3);
    }

    .dev-sewing-btn-next:hover {
      background: var(--color-cta-hover);
    }

    .dev-sewing-btn-next:disabled {
      background: var(--color-text-muted);
      cursor: not-allowed;
      box-shadow: none;
    }

    .dev-sewing-btn-zipper {
      width: 100%;
    }
    .dev-sewing-btn-zipper:hover {
      background: var(--color-cta-hover) !important;
    }
    .dev-sewing-btn-zipper.confirmed {
      background: var(--color-success) !important;
    }

    /* Simplified zipper result display */
    .dev-sewing-zipper-result {
      display: flex;
      align-items: center;
      gap: 14px;
      padding: 14px 16px;
      border-radius: var(--radius-md);
      background: var(--color-bg-card);
      border: 1.5px dashed var(--color-border);
      transition: all 0.3s var(--ease-out);
      opacity: 0.7;
    }
    .dev-sewing-zipper-result.selected {
      border-color: var(--color-cta);
      border-style: solid;
      background: rgba(195,125,74,0.04);
      box-shadow: 0 0 0 2px rgba(195,125,74,0.08);
      opacity: 1;
    }
    .dev-sewing-zipper-result.confirmed {
      border-color: var(--color-success);
      border-style: solid;
      background: rgba(45,106,79,0.06);
      box-shadow: 0 0 0 2px rgba(45,106,79,0.08);
      opacity: 1;
    }
    .dev-sewing-zipper-icon {
      font-size: 28px;
      line-height: 1;
      flex-shrink: 0;
      width: 44px;
      height: 44px;
      display: flex;
      align-items: center;
      justify-content: center;
      border-radius: 10px;
      background: var(--color-bg-primary);
    }
    .dev-sewing-zipper-info {
      flex: 1;
      min-width: 0;
    }
    .dev-sewing-zipper-label {
      font-family: var(--font-body);
      font-size: 14px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 2px;
    }
    .dev-sewing-zipper-edge {
      font-family: var(--font-mono);
      font-size: 12px;
      color: var(--color-text-muted);
    }

    #dev-zipper-choices {
      display: flex;
      flex-direction: column;
      gap: 8px;
      margin-top: 12px;
    }
    .dev-zipper-choice-btn {
      width: 100%;
      padding: 14px 16px;
      border: 1.5px solid var(--color-border);
      border-radius: var(--radius-md);
      background: var(--color-bg-card);
      cursor: pointer;
      transition: all 0.2s ease;
      text-align: left;
      font: 600 14px/1.4 var(--font-body);
      color: var(--color-text-primary);
    }
    .dev-zipper-choice-btn:hover {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.04);
    }
    /* ════════════════════════════════════════════
       PHASE 5 — INSERT CONFIG
       ════════════════════════════════════════════ */
    #dev-phase-insert {
      position: fixed;
      inset: 0;
      z-index: 60;
      background: var(--color-bg-primary);
    }
    .dev-insert-layout {
      display: flex;
      width: 100%;
      height: 100%;
    }
    .dev-insert-canvas {
      flex: 1;
      min-width: 0;
      position: relative;
      background: var(--color-bg-primary);
      overflow: hidden;
    }
    .dev-insert-canvas-inner {
      width: 100%;
      height: 100%;
    }
    .dev-insert-canvas-inner canvas { display: block; }
    .dev-insert-panel {
      width: 380px;
      flex-shrink: 0;
      background: var(--color-bg-card);
      border-left: 1px solid var(--color-border);
      overflow-y: auto;
      padding: 32px 24px;
    }
    .dev-insert-scroll {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .dev-insert-title {
      font-family: var(--font-display);
      font-size: 24px;
      font-weight: 600;
      color: var(--color-text-primary);
    }
    .dev-insert-actions {}
    .dev-insert-mode-toggle {
      display: flex;
      gap: 0;
      border: 1.5px solid var(--color-border);
      border-radius: 10px;
      overflow: hidden;
      margin-bottom: 16px;
    }
    .dev-mode-btn {
      flex: 1;
      padding: 10px 16px;
      border: none;
      background: var(--color-bg-card);
      color: var(--color-text-muted);
      font-size: 13px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.2s;
    }
    .dev-mode-btn + .dev-mode-btn {
      border-left: 1.5px solid var(--color-border);
    }
    .dev-mode-btn.active {
      background: var(--color-primary);
      color: #fff;
    }
    .dev-mode-btn:not(.active):hover {
      background: var(--color-bg-hover, #f3f4f6);
    }
    .insert-mode-panel {
      display: flex;
      flex-direction: column;
      gap: 16px;
    }
    .dev-insert-recommend {
      padding: 6px 10px;
      background: var(--color-bg-secondary, #f3f4f6);
      border-radius: 6px;
      font-size: 13px;
      color: var(--color-text-muted);
    }
    .dev-insert-dacron-select {
      width: 100%;
      padding: 10px 12px;
      border: 1.5px solid var(--color-border);
      border-radius: 8px;
      background: #fff;
      font-size: 14px;
      color: var(--color-text-primary);
      cursor: pointer;
      appearance: auto;
    }
    .dev-insert-usage-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 8px;
    }
    .dev-insert-usage-btn {
      padding: 14px 12px;
      border: 1.5px solid var(--color-border);
      border-radius: 12px;
      background: #fff;
      cursor: pointer;
      font-family: var(--font-body), sans-serif;
      font-size: 13px;
      font-weight: 500;
      color: var(--color-text-primary);
      transition: all 0.2s var(--ease-out);
      text-align: center;
      line-height: 1.4;
    }
    .dev-insert-usage-btn:hover {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.04);
    }
    .dev-insert-usage-btn.selected {
      border-color: var(--color-cta);
      background: rgba(195,125,74,0.1);
      box-shadow: 0 0 0 3px rgba(195,125,74,0.12);
    }
    .dev-insert-grade-options {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .dev-insert-dacron-options {
      display: flex;
      flex-direction: column;
      gap: 8px;
    }
    .dev-sewing-section-desc {
      font-size: 13px;
      color: var(--color-text-muted);
      margin-bottom: 10px;
    }
    @media (max-width: 767px) {
      .dev-insert-layout { flex-direction: column; }
      .dev-insert-canvas { height: 40vh; flex: none; }
      .dev-insert-panel { width: 100%; border-left: none; border-top: 1px solid var(--color-border); padding: 20px 16px 48px; flex: 1; }
    }

    /* ── Phase transition animation ── */
    .dev-phase {
      transition: opacity 0.5s var(--ease-out), transform 0.5s var(--ease-out);
    }

    /* Art: shape-config phase also sits on the scene photo */
    #dev-phase-shape {
      background: var(--color-bg-primary) url('dashboard-bg.webp') center/cover no-repeat fixed;
      min-height: 100vh;
      padding-bottom: 40px;
    }

    /* Art: the config form floats on a near-white card */
    #dev-phase-shape .dev-multi-form {
      background: rgba(255, 255, 255, 0.92);
      border-radius: var(--radius-lg);
      padding: 24px;
      box-shadow: 0 8px 32px rgba(44, 40, 37, 0.15);
    }
    .dev-phase.fade-out {
      opacity: 0;
      transform: translateY(20px);
      pointer-events: none;
    }
    .dev-phase.fade-in {
      opacity: 1;
      transform: translateY(0);
    }

    /* Desktop: floating widget hidden, 3D goes full left */
    @media (min-width: 1024px) {
      .dev-sewing-panel {
        width: 400px;
        padding: 40px 32px;
      }
    }

    /* Mobile: top/bottom stack */
    @media (max-width: 767px) {
      .dev-sewing-layout {
        flex-direction: column;
      }
      .dev-sewing-canvas {
        height: 40vh;
        flex: none;
      }
      .dev-sewing-panel {
        width: 100%;
        border-left: none;
        border-top: 1px solid var(--color-border);
        padding: 20px 16px max(20px, env(safe-area-inset-bottom, 16px));
        flex: 1;
      }
    }

    /* ════════════════════════════════════════════
       PHASE 6 — REVIEW PAGE
       ════════════════════════════════════════════ */

    .dev-review {
      position: fixed;
      inset: 0;
      z-index: 50;
      background: var(--color-bg-primary);
      overflow-y: auto;
    }

    .dev-review-inner {
      max-width: 800px;
      margin: 0 auto;
      padding: 40px 24px 100px;
    }

    .dev-review-header {
      text-align: center;
      margin-bottom: 32px;
    }

    .dev-review-title {
      font-family: var(--font-heading);
      font-size: 28px;
      font-weight: 700;
      color: var(--color-text-primary);
      margin-bottom: 8px;
    }

    .dev-review-subtitle {
      font-size: 14px;
      color: var(--color-text-muted);
    }

    /* Error summary */
    .dev-review-errors {
      background: #fef2f2;
      border: 1px solid #fecaca;
      border-radius: var(--radius-md);
      padding: 16px 20px;
      margin-bottom: 24px;
    }

    .dev-review-errors h4 {
      margin: 0 0 8px;
      font-size: 14px;
      color: #991b1b;
    }

    .dev-review-errors ul {
      margin: 0;
      padding-left: 20px;
      font-size: 13px;
      color: #7f1d1d;
    }

    /* Item list */
    .dev-review-list {
      display: flex;
      flex-direction: column;
      gap: 16px;
      margin-bottom: 32px;
    }

    .dev-review-item {
      background: var(--color-bg-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 20px;
      display: flex;
      gap: 16px;
    }

    .dev-review-item-number {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: var(--color-accent);
      color: #fff;
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: var(--font-mono);
      font-size: 14px;
      font-weight: 700;
      flex-shrink: 0;
    }

    .dev-review-item-body {
      flex: 1;
      min-width: 0;
    }

    .dev-review-item-label {
      font-family: var(--font-heading);
      font-size: 16px;
      font-weight: 600;
      color: var(--color-text-primary);
      margin-bottom: 8px;
    }

    .dev-review-item-details {
      display: grid;
      grid-template-columns: auto 1fr;
      gap: 4px 12px;
      font-size: 13px;
    }

    .dev-review-item-details dt {
      color: var(--color-text-muted);
      font-weight: 500;
    }

    .dev-review-item-details dd {
      color: var(--color-text-primary);
      margin: 0;
    }

    .dev-review-item-price {
      text-align: right;
      flex-shrink: 0;
      min-width: 80px;
    }

    .dev-review-item-price-value {
      font-family: var(--font-mono);
      font-size: 18px;
      font-weight: 700;
      color: var(--color-text-primary);
    }

    .dev-review-item-price-note {
      font-size: 11px;
      color: var(--color-text-muted);
    }

    /* Summary section */
    .dev-review-summary {
      background: var(--color-bg-card);
      border: 1px solid var(--color-border);
      border-radius: var(--radius-lg);
      padding: 24px;
      margin-bottom: 24px;
    }

    .dev-review-summary-row {
      display: flex;
      justify-content: space-between;
      padding: 8px 0;
      font-size: 14px;
      color: var(--color-text-secondary);
    }

    .dev-review-summary-total {
      border-top: 1px solid var(--color-border);
      margin-top: 8px;
      padding-top: 16px;
      font-size: 16px;
      font-weight: 700;
      color: var(--color-text-primary);
    }

    .dev-review-disclaimer {
      font-size: 11px;
      color: var(--color-text-muted);
      margin-top: 12px;
      font-style: italic;
    }

    /* Actions */
    .dev-review-actions {
      display: flex;
      gap: 12px;
      justify-content: flex-end;
    }

    .dev-review-btn-back,
    .dev-review-btn-submit {
      padding: 8px 24px;
      border-radius: var(--radius-md);
      font-family: var(--font-heading);
      font-size: 14px;
      font-weight: 600;
      cursor: pointer;
      border: none;
      transition: all 0.15s ease;
    }

    .dev-review-btn-back {
      background: var(--color-bg-primary);
      color: var(--color-text-secondary);
      border: 1px solid var(--color-border);
    }

    .dev-review-btn-back:hover {
      background: var(--color-bg-card);
    }

    .dev-review-btn-submit {
      background: var(--color-cta);
      color: #fff;
    }

    .dev-review-btn-submit:hover {
      background: var(--color-success);
    }

    .dev-review-btn-submit:disabled {
      opacity: 0.5;
      cursor: not-allowed;
    }

    /* Fabric color indicator */
    .dev-review-fabric-swatch {
      display: inline-block;
      width: 14px;
      height: 14px;
      border-radius: 3px;
      vertical-align: middle;
      margin-right: 6px;
      border: 1px solid var(--color-border);
    }

/* 压缩胶囊本身的体积，使其更加精致 */
.dev-dashboard-chip {
  padding: 4px 10px !important;
  font-size: 13px !important;
  border-radius: 6px !important;
}

.dev-chip-detail {
  font-weight: 400;
  opacity: 0.85;
  margin-left: 4px;
  white-space: nowrap;
}
.dev-chip-collection {
  opacity: 0.75;
}
.dev-chip-swatch {
  display: inline-block;
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 1px solid rgba(0,0,0,0.12);
  vertical-align: middle;
  margin: 0 4px;
  flex-shrink: 0;
}
.dev-chip-color {
  font-weight: 400;
}

/* 增强版呼吸灯动效（颜色更深，扩散更大） */
@keyframes dev-pulse-glow {
  0% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0.7); }
  70% { box-shadow: 0 0 0 8px rgba(245, 158, 11, 0); }
  100% { box-shadow: 0 0 0 0 rgba(245, 158, 11, 0); }
}

/* 普通的 pending 状态：保持安静的黄色，去除默认动画，降低视觉噪音 */
.dev-dashboard-chip--pending {
  background-color: #fffbeb !important;
  border: 1px solid #fcd34d !important;
  color: #b45309 !important;
  cursor: pointer !important;
  transition: all 0.2s ease !important;
}

/* Hover 依然保留微浮雕感 */
.dev-dashboard-chip--pending:hover {
  transform: translateY(-2px) !important;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1) !important;
  background-color: #fef3c7 !important;
  border-color: #f59e0b !important; 
}

/* 绝对的下一步动作：享受高频脉冲与轻微放大，吸引全部注意力 */
.dev-dashboard-chip--pending.is-next-action {
  animation: dev-pulse-glow 1.5s infinite !important;
  transform: scale(1.05);
  font-weight: 700 !important;
  box-shadow: 0 4px 12px rgba(245, 158, 11, 0.2);
}
.dev-dashboard-chip--pending.is-next-action:hover {
  animation: none !important;
  transform: scale(1.05) translateY(-2px) !important;
}

/* 为所有后续配置阶段预留顶部导航栏的安全空间 */
#dev-phase-fabric,
#dev-phase-sewing,
#dev-phase-insert {
  padding-top: 56px !important;
  box-sizing: border-box;
  min-height: 100vh;
}

/* 索取免费小样按钮升级：清新赠品绿底色 */
.fab-action-sample {
  background-color: #f0fdf4 !important;
  border: 1px solid #bbf7d0 !important;
  color: #166534 !important;
  flex: 1;
  padding: 8px 4px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
}
.fab-action-sample:hover {
  background-color: #dcfce7 !important;
  border-color: #86efac !important;
}

/* Shortlist 悬浮大底座的权重与深度阴影，防冲突 */
#dev-shortlist-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 320px;
  background: #fff;
  border-radius: 16px;
  box-shadow: 0 10px 40px rgba(0,0,0,0.2), 0 0 0 1px rgba(0,0,0,0.05);
  z-index: 99999 !important;
  display: flex;
  flex-direction: column;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 极简图标按钮样式 */
.fabric-card-actions {
  display: flex;
  gap: 12px;
  padding: 8px;
  justify-content: center;
}
.fab-icon-btn {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--color-border);
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 4px rgba(0,0,0,0.05);
}
.fab-icon-btn:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}
.fab-action-sample {
  background-color: #f0fdf4 !important;
  border-color: #bbf7d0 !important;
  color: #166534 !important;
}
.fab-action-keep:not(.is-saved) {
  color: #9ca3af;
  animation: dev-pulse-glow 1.5s infinite;
}
.fab-action-keep.is-saved {
  background-color: #fef3c7;
  border-color: #f59e0b;
  color: #b45309;
  animation: none;
}

/* 抛物线动画的飞行元素与垃圾桶 */
.dev-flying-wrapper {
  position: fixed;
  z-index: 999999;
  pointer-events: none;
  transition: left 0.6s linear;
}
.dev-flying-inner {
  font-size: 24px;
  transition: top 0.6s cubic-bezier(0.5, -0.5, 1, 1), transform 0.6s ease-in, opacity 0.6s;
}
.dev-trash-bin {
  position: fixed;
  z-index: 999998;
  font-size: 80px;
  pointer-events: none;
  transform: translate(-50%, -50%);
  animation: trashPopAndEat 0.9s ease-in-out forwards;
  filter: drop-shadow(0 10px 25px rgba(0,0,0,0.3));
}

@keyframes trashPopAndEat {
  0% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
  15% { transform: translate(-50%, -50%) scale(1.3); opacity: 1; }
  30% { transform: translate(-50%, -50%) scale(1); opacity: 1; }
  50% { transform: translate(-50%, -50%) scale(1.1) rotate(-10deg); opacity: 1; }
  70% { transform: translate(-50%, -50%) scale(1.1) rotate(10deg); opacity: 1; }
  85% { transform: translate(-50%, -50%) scale(1) rotate(0deg); opacity: 1; }
  100% { transform: translate(-50%, -50%) scale(0); opacity: 0; }
}

/* 彻底隐藏工艺页内重复配置的数量组件 */
#dev-phase-sewing .dev-sewing-section:has(#dev-sewing-qty-minus) {
  display: none !important;
}

/* 隐藏工艺页顶部上下文条中的返回大盘按钮 */
#dev-phase-sewing .dev-config-context-back {
  display: none !important;
}

/* 优化右侧面料名片横向布局，增加精致切角边框 */
.dev-sewing-banner {
  background: rgba(0, 0, 0, 0.02) !important;
  border: 1px solid var(--color-border) !important;
  border-radius: 12px !important;
  padding: 14px !important;
}

/* ============================================================
   PHASE 2: 3D Canvas Clean Architecture (Mobile-First)
   ============================================================ */

/* 默认状态 (Mobile & Tablet): Sticky 吸顶 + Flex 实体防遮挡 */
.dev-fabric-canvas-sticky {
  position: sticky !important;
  top: 70px !important;
  z-index: 90 !important;
  background-color: var(--color-bg-primary, #f9f9f8) !important;
  height: 42vh !important;
  min-height: 320px !important;
  max-height: 420px !important;
  display: flex !important;
  flex-direction: column !important;
  border-bottom: 1px solid rgba(0,0,0,0.05) !important;
}

#dev-fabric-canvas-area {
  flex: 1 !important;
  display: flex !important;
  flex-direction: column !important;
  position: relative !important;
}

#dev-fabric-canvas-container {
  flex: 1 !important;
  position: relative !important;
}

/* 移动端信息牌：实体占位，安全下推 3D 模型 */
#dev-pool-fabric-indicator {
  position: relative !important;
  margin: 12px 16px 0 16px !important;
  padding: 10px 14px !important;
  background: rgba(255, 255, 255, 0.96) !important;
  border: 1px solid rgba(0, 0, 0, 0.06) !important;
  border-radius: 12px !important;
  box-shadow: 0 4px 12px rgba(0,0,0,0.05) !important;
  z-index: 10 !important;
  display: flex !important;
  flex-direction: column !important;
  gap: 4px !important;
  pointer-events: none !important;
}

/* 确保下方列表无缝衔接 */
.dev-fabric-content {
  margin-top: 0 !important;
  padding-top: 16px !important;
}

/* 桌面端环境 (>= 1024px): 彻底打破 Flex，恢复右下角悬浮 */
@media (min-width: 1024px) {
  .dev-fabric-canvas-sticky {
    position: fixed !important;
    top: auto !important;
    left: auto !important;
    right: 32px !important;
    bottom: 32px !important;
    width: 320px !important;
    height: 320px !important;
    border-radius: 16px !important;
    box-shadow: 0 12px 48px rgba(0,0,0,0.15) !important;
    display: block !important;
    border-bottom: none !important;
  }

  #dev-fabric-canvas-area {
    display: block !important;
    height: 100% !important;
  }

  /* 桌面端信息牌：绝对悬浮在小窗内部，极致紧凑 */
  #dev-pool-fabric-indicator {
    position: absolute !important;
    top: 12px !important;
    left: 12px !important;
    margin: 0 !important;
    width: calc(100% - 24px) !important;
    box-sizing: border-box !important;
  }
}

/* 全局顶栏实体化 + 阶段容器顶部避让 */
.dev-topbar {
  background-color: var(--color-bg-primary, #ffffff) !important;
  z-index: 99999 !important;
  border-bottom: 1px solid rgba(0, 0, 0, 0.05) !important;
}

.dev-phase {
  box-sizing: border-box !important;
  overflow: visible !important;
}

/* ============================================================
   根因靶向清除 (Root Cause Fixes)
   ============================================================ */

/* 修复根因 ② & ③：拯救移动端 Sticky */
html, body {
  scroll-snap-type: none !important;
  overflow-x: clip !important;
}

/* 修复根因 ①：解决 CSS ID 特异性权重污染 */
div#dev-fabric-canvas-area.dev-fabric-canvas-sticky {
  position: sticky !important;
  top: 70px !important;
  z-index: 90 !important;
  display: flex !important;
}

@media (min-width: 1024px) {
  div#dev-fabric-canvas-area.dev-fabric-canvas-sticky {
    position: fixed !important;
    top: auto !important;
    left: auto !important;
    bottom: 32px !important;
    width: 320px !important;
    height: 320px !important;
    border-radius: 16px !important;
    box-shadow: 0 12px 48px rgba(0,0,0,0.15) !important;
    display: block !important;
    border-bottom: none !important;
  }
}

/* ============================================================
   终极回归：向老代码致敬的 Fixed 强隔离架构
   ============================================================ */

/* 移动端/默认：回归 Fixed + 强推 Margin，彻底根治穿模 */
.dev-fabric-canvas-sticky {
  position: fixed !important;
  top: 70px !important;
  left: 0 !important;
  right: 0 !important;
  z-index: 999 !important;
  height: 200px !important;
  background-color: var(--color-bg-primary) !important;
  display: block !important;
  border-bottom: 1px solid rgba(0,0,0,0.08) !important;
}

#dev-fabric-canvas-area,
#dev-fabric-canvas-container {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  position: relative !important;
}

/* 强行把下方内容区往下推，留出 3D 画布 + 导航栏 的空间 */
.dev-fabric-content {
  margin-top: calc(200px + 70px) !important;
  padding-top: 16px !important;
}

/* 信息牌恢复成老版本的绝对定位（悬浮在左上角），不再挤压 3D 模型 */
#dev-pool-fabric-indicator {
  position: absolute !important;
  top: 12px !important;
  left: 12px !important;
  margin: 0 !important;
  z-index: 100 !important;
  width: auto !important;
}

/* 桌面端 (>= 1024px)：找回灵魂！右下角悬浮 + 弹窗避让动画 */
@media (min-width: 1024px) {
  .dev-fabric-canvas-sticky {
    top: auto !important;
    left: auto !important;
    right: 24px !important;
    bottom: 24px !important;
    width: 320px !important;
    height: 320px !important;
    border-radius: 16px !important;
    box-shadow: 0 8px 32px rgba(26,26,46,0.15) !important;
    border-bottom: none !important;
    /* 找回老代码的灵魂动画！ */
    transition: right 0.35s var(--ease-spring) !important;
  }

  /* 当短名单/收藏夹打开时，向左避让 340px */
  .dev-fabric-canvas-sticky.shortlist-open {
    right: 340px !important;
  }

  .dev-fabric-content {
    margin-top: 0 !important;
  }
}

/* 1. 隐藏右上角多余的返回按钮（这个保留，没问题） */
#dev-phase-sewing .dev-config-context-back,
#dev-phase-insert .dev-config-context-back {
  display: none !important;
}

/* 2. Phase 4/5 移动端滚动修复：约束 Panel 和 Layout 高度 */
#dev-phase-sewing .dev-sewing-panel,
#dev-phase-insert .dev-insert-panel {
  min-height: 0 !important;
}

#dev-phase-sewing .dev-sewing-layout,
#dev-phase-insert .dev-insert-layout {
  min-height: 0 !important;
  overflow: hidden !important;
}

/* ── Cart / Checkout (dev2) ── */
.dev-cart-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.dev-cart-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #475569;
  margin-bottom: 5px;
  letter-spacing: 0.3px;
}
.dev-cart-input {
  width: 100%;
  padding: 11px 14px;
  border: 1.5px solid #e2e8f0;
  border-radius: 10px;
  font-size: 14px;
  color: #1e293b;
  background: #fff;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-sizing: border-box;
}
.dev-cart-input:focus {
  outline: none;
  border-color: #2d6a4f;
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.12);
}

/* ── PayPal brand button ── */
#dev-cart-pay-btn {
  background: #0070ba;
  border: 1.5px solid #0070ba;
  color: #fff;
  border-radius: 24px;
  box-shadow: 0 2px 8px rgba(0, 112, 186, 0.25);
  transition: background 0.2s, transform 0.1s;
}
#dev-cart-pay-btn:hover {
  background: #003087;
  border-color: #003087;
  transform: translateY(-1px);
}
#dev-cart-pay-btn:disabled {
  background: #9fc3e0;
  border-color: #9fc3e0;
  cursor: not-allowed;
}

/* ═══ Art phase-2: shape icon picker ═══ */
#dev-shape-icons {
  margin-top: 2px;
}
.dev-shape-icon {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 10px 4px 8px;
  background: #FFFFFF;
  border: 2px solid #E8E2DC;
  border-radius: 12px;
  cursor: pointer;
  color: #7A6F6A;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.15;
  transition: all 0.2s var(--ease-out);
}
.dev-shape-icon svg {
  color: #B8A99A;
  transition: color 0.2s;
}
.dev-shape-icon:hover {
  border-color: #C9A088;
  color: #3A332D;
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(201, 160, 136, 0.18);
}
.dev-shape-icon:hover svg {
  color: #C9A088;
}
.dev-shape-icon.active {
  border-color: #C9A088;
  background: #FDF6EE;
  color: #3A332D;
  box-shadow: 0 0 0 3px rgba(201, 160, 136, 0.18);
}
.dev-shape-icon.active::after {
  content: '✓';
  position: absolute;
  top: 5px;
  right: 5px;
  width: 17px;
  height: 17px;
  background: #C9A088;
  color: #FFFFFF;
  border-radius: 50%;
  font-size: 11px;
  font-weight: 700;
  line-height: 17px;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18);
}
.dev-shape-icon.active svg {
  color: #B8927A;
}

/* ═══ My Account / Orders ═══ */
.dev-account {
  position: fixed;
  inset: 0;
  z-index: 40;
  overflow-y: auto;
  background: var(--color-bg-primary) url('dashboard-bg.webp') center/cover no-repeat fixed;
  padding: 100px 20px 40px;
}
.dev-account-inner {
  max-width: 720px;
  margin: 0 auto;
  background: rgba(255, 255, 255, 0.95);
  border-radius: var(--radius-lg);
  border: 1px solid rgba(232, 226, 220, 0.9);
  box-shadow: 0 14px 44px rgba(44, 40, 37, 0.22);
  padding: 28px;
}
.dev-account-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}
.dev-account-title {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: var(--color-text-primary);
}
.dev-account-sub {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-top: 2px;
}
.dev-account-close {
  border: none;
  background: none;
  font-size: 20px;
  cursor: pointer;
  color: var(--color-text-secondary);
  line-height: 1;
}
.dev-account-loading {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 40px 0;
}
/* order card */
.dev-order-card {
  border: 1px solid var(--color-border);
  border-radius: 12px;
  padding: 16px 18px;
  margin-bottom: 12px;
  cursor: pointer;
  transition: box-shadow 0.2s;
  background: #FFFFFF;
}
.dev-order-card:hover {
  box-shadow: 0 4px 16px rgba(44, 40, 37, 0.10);
}
.dev-order-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}
.dev-order-id {
  font-weight: 700;
  font-size: 15px;
  color: var(--color-text-primary);
}
.dev-order-date {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-top: 2px;
}
.dev-order-amount {
  font-weight: 700;
  font-size: 16px;
  color: var(--color-text-primary);
}
/* status badges */
.dev-order-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  color: #FFFFFF;
  white-space: nowrap;
}
.dev-badge-valid { background: #2D6A4F; }
.dev-badge-pending { background: #C9A227; }
.dev-badge-cancelled { background: #C25B4A; }
.dev-badge-waiting-payment { background: #D97B29; }
.dev-badge-finished { background: #4A6FA5; }
.dev-badge-further { background: #7A6F6A; }
.dev-badge-draft { background: #B8A99A; }
.dev-badge-default { background: #8B93A7; }
/* order detail (expanded) */
.dev-order-detail {
  margin-top: 12px;
  border-top: 1px dashed var(--color-border);
  padding-top: 12px;
  font-size: 13px;
}
.dev-order-detail table {
  width: 100%;
  border-collapse: collapse;
}
.dev-order-detail td {
  padding: 5px 0;
  color: var(--color-text-secondary);
}
.dev-order-detail td:last-child {
  text-align: right;
  font-weight: 600;
  color: var(--color-text-primary);
}
.dev-order-empty {
  text-align: center;
  color: var(--color-text-secondary);
  padding: 50px 0;
}
.dev-order-empty .icon { font-size: 40px; margin-bottom: 10px; }
/* login panel */
.dev-login-panel {
  max-width: 360px;
  margin: 20px auto;
  text-align: center;
}
.dev-login-panel .dev-login-icon {
  font-size: 44px;
  margin-bottom: 8px;
}
.dev-login-panel h3 {
  font-size: 18px;
  color: var(--color-text-primary);
  margin-bottom: 4px;
}
.dev-login-panel p {
  font-size: 13px;
  color: var(--color-text-secondary);
  margin-bottom: 16px;
}
.dev-login-field {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--color-border);
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 10px;
  box-sizing: border-box;
}
.dev-login-btn {
  width: 100%;
  padding: 12px;
  background: #C9A088;
  color: #FFFFFF;
  border: none;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
}
.dev-login-btn:hover { background: #B8927A; }
.dev-login-err {
  color: #C25B4A;
  font-size: 13px;
  margin-top: 8px;
  display: none;
}
.dev-login-hint {
  margin-top: 14px;
  font-size: 12px;
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* Sample Bag in header */
.dev-sample-bag-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  white-space: nowrap;
}
.dev-sample-bag-count {
  background: #16a34a;
  color: #fff;
  border-radius: 999px;
  padding: 1px 8px;
  font-size: 11px;
  font-weight: 700;
  min-width: 18px;
  text-align: center;
  display: inline-block;
}

/* Cart item select + remove */
.dev-review-item {
  position: relative;
}
.dev-review-item-check {
  display: flex;
  align-items: center;
  padding: 0 4px 0 2px;
}
.dev-review-item-check input {
  width: 17px;
  height: 17px;
  accent-color: #C9A088;
  cursor: pointer;
}
.dev-review-item-del {
  position: absolute;
  top: 8px;
  right: 8px;
  border: none;
  background: none;
  color: #B8A99A;
  font-size: 15px;
  cursor: pointer;
  padding: 4px 6px;
  border-radius: 6px;
  line-height: 1;
}
.dev-review-item-del:hover {
  color: #C25B4A;
  background: rgba(194, 91, 74, 0.10);
}
.dev-review-item.is-unselected {
  opacity: 0.5;
}
.dev-review-item.is-unselected .dev-review-item-price-value {
  text-decoration: line-through;
}

/* Checkout page clears the fixed frosted header */
#dev-phase-cart .dev-review-inner {
  padding-top: 100px;
}

/* Review page clears the fixed header (plan A) */
#dev-review .dev-review-inner {
  padding-top: 100px;
}
/* Collapsed config form (items exist) — keep header row visible */
.dev-multi-add-form:not(.is-open) {
  display: none;
}
.dev-multi-add-header {
  margin-bottom: 12px;
}

/* Plan A backgrounds: craft + insert + checkout pages share the scene photo */
#dev-phase-sewing,
#dev-phase-insert,
#dev-phase-cart {
  background: var(--color-bg-primary) url('dashboard-bg.webp') center/cover no-repeat fixed;
  min-height: 100vh;
  padding-bottom: 40px;
}
/* fabric stays on clean beige — photo would distort fabric colour perception */

/* Workspace item checkbox (select items for postage) */
.dev-multi-order-check {
  display: flex;
  align-items: center;
  padding: 0 6px 0 2px;
}
.dev-multi-order-check input {
  width: 16px;
  height: 16px;
  accent-color: #C9A088;
  cursor: pointer;
}
.dev-multi-order-item {
  display: flex;
  align-items: flex-start;
}
.dev-multi-order-item-content {
  flex: 1;
  min-width: 0;
}

/* Cart/checkout form area sits on a translucent card so labels stay readable over the scene photo */
#dev-cart-checkout {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(232, 226, 220, 0.9);
  border-radius: 14px;
  padding: 22px;
  margin-top: 18px;
  box-shadow: 0 6px 24px rgba(44, 40, 37, 0.10);
}
.dev-cart-label {
  color: #334155;
}
/* summary row also gets a soft card */
.dev-cart-summary, #dev-cart-summary {
  background: rgba(255, 255, 255, 0.70);
  border-radius: 10px;
  padding: 10px 14px;
  margin-top: 10px;
}

/* Readability pass: darker summary rows + clear placeholders */
.dev-review-summary-row {
  color: #334155;
}
.dev-review-summary-row span:last-child {
  font-weight: 600;
  color: #1e293b;
}
.dev-review-summary-total {
  color: #1e293b;
}
.dev-review-summary-total span {
  font-size: 17px;
  font-weight: 800;
  color: #111827;
}
.dev-cart-input::placeholder {
  color: #64748b;
  opacity: 0.9;
}
.dev-review-item-label {
  color: #1e293b;
  font-weight: 600;
}
.dev-review-item-details dt {
  color: #475569;
}
.dev-review-item-details dd {
  color: #1e293b;
  font-weight: 500;
}

/* Checkout page: whole content on a translucent card so titles/labels never
   sit directly on the scene photo */
#dev-phase-cart .dev-review-inner {
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(232, 226, 220, 0.9);
  border-radius: 16px;
  padding: 36px 28px 100px;
  box-shadow: 0 12px 40px rgba(44, 40, 37, 0.18);
}
#dev-cart-address,
#dev-cart-contact {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(232, 226, 220, 0.8);
  border-radius: 12px;
  padding: 18px 20px;
}
#dev-phase-cart .dev-review-title {
  color: #1e293b;
}
#dev-phase-cart .dev-review-subtitle {
  color: #475569;
}

/* Contact step readability — darker/larger labels, more solid card */
#dev-cart-contact {
  background: rgba(255, 255, 255, 0.72);
}
#dev-cart-address .dev-cart-label,
#dev-cart-contact .dev-cart-label {
  font-size: 13px;
  font-weight: 700;
  color: #1e293b;
}
#dev-cart-contact h3,
#dev-cart-address h3 {
  color: #1e293b;
  font-weight: 700;
}
#dev-cart-contact div[style*="font-size:13px"] {
  color: #334155 !important;
}

/* Consent checklist (payment gate) */
.dev-cart-consent {
  background: rgba(255, 255, 255, 0.85);
  border: 1px solid rgba(232, 226, 220, 0.9);
  border-radius: 12px;
  padding: 16px 18px;
  margin-top: 14px;
}
.dev-consent-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 8px 0;
  font-size: 13.5px;
  line-height: 1.5;
  color: #1e293b;
  cursor: pointer;
}
.dev-consent-item input {
  width: 17px;
  height: 17px;
  margin-top: 2px;
  accent-color: #8b6f47;
  flex-shrink: 0;
  cursor: pointer;
}
.dev-consent-item b {
  color: #111827;
}

/* Item card with fabric thumbnail */
.dev-review-item {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}
.dev-review-item-thumb {
  width: 76px;
  height: 76px;
  border-radius: 10px;
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid #e8e2dc;
  background: #faf7f4;
}
.dev-review-item-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.dev-review-item-body {
  flex: 1;
  min-width: 0;
}

/* Order view (after PayPal return) */
.dev-order-hello {
  font-size: 26px;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 2px;
}
.dev-order-email {
  font-size: 13.5px;
  color: #64748b;
  margin-bottom: 18px;
}
.dev-order-card {
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid #e8e2dc;
  border-radius: 16px;
  padding: 24px 22px;
  box-shadow: 0 10px 32px rgba(44, 40, 37, 0.12);
}
.dev-order-head {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.dev-order-id {
  font-size: 19px;
  font-weight: 800;
  color: #111827;
}
.dev-order-badge {
  font-size: 12px;
  font-weight: 700;
  padding: 3px 12px;
  border-radius: 999px;
  letter-spacing: 0.4px;
  text-transform: uppercase;
}
.dev-order-badge.valid { background: #dcfce7; color: #15803d; }
.dev-order-badge.pending { background: #fef9c3; color: #a16207; }
.dev-order-badge.cancelled { background: #fee2e2; color: #b91c1c; }
.dev-order-badge.draft { background: #e2e8f0; color: #475569; }
.dev-order-badge.waiting { background: #e0e7ff; color: #4338ca; }
.dev-order-badge.finished { background: #dbeafe; color: #1d4ed8; }
.dev-order-date {
  font-size: 12.5px;
  color: #94a3b8;
  margin: 6px 0 4px;
}
.dev-order-addr {
  font-size: 13.5px;
  color: #334155;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 10px;
  padding: 10px 14px;
  margin: 10px 0 16px;
}
.dev-order-items {
  margin: 12px 0 18px;
}

/* Last-order banner (no payment needed to view) */
#dev-last-order-bar {
  position: fixed;
  top: 64px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 90;
  background: #0f766e;
  color: #fff;
  font-size: 14px;
  padding: 10px 18px;
  border-radius: 999px;
  box-shadow: 0 6px 20px rgba(15, 118, 110, 0.35);
}
#dev-last-order-bar a {
  color: #fff;
  font-weight: 700;
  text-decoration: underline;
  margin-left: 4px;
}

/* Order status badges — aligned to live site (ordersts 1-7) */
.dev-badge-waiting-confirm { background: #fee2e2; color: #b91c1c; }
.dev-order-badge.waiting-confirm { background: #fee2e2; color: #b91c1c; }
.dev-order-badge.waiting-payment { background: #fee2e2; color: #b91c1c; }

/* Order items inside My Orders detail */
.dev-order-item {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 0;
  border-bottom: 1px solid #f1ece7;
}
.dev-order-item-body { flex: 1; min-width: 0; }
.dev-order-item-name { font-size: 14px; font-weight: 700; color: #1e293b; }
.dev-order-item-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
  font-size: 12.5px;
  color: #475569;
  margin-top: 3px;
}
.dev-order-item-total { font-weight: 700; color: #1e293b; font-size: 14px; white-space: nowrap; }
.dev-order-addr-line {
  font-size: 13px;
  color: #334155;
  background: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 8px 12px;
  margin-bottom: 8px;
}
.dev-order-totals { width: 100%; margin-top: 10px; font-size: 13.5px; }
.dev-order-totals td { padding: 4px 0; color: #475569; }
.dev-order-totals td:last-child { text-align: right; color: #1e293b; }
.dev-order-card.is-open .dev-order-card-top { border-bottom: 1px dashed #e8e2dc; padding-bottom: 10px; margin-bottom: 10px; }

/* My Orders account head */
.dev-account-head {
  padding: 2px 4px 12px;
  border-bottom: 1px dashed #e8e2dc;
  margin-bottom: 12px;
}
.dev-account-hello {
  font-size: 20px;
  font-weight: 800;
  color: #1e293b;
}
.dev-account-email {
  font-size: 13px;
  color: #64748b;
  margin-top: 2px;
}

/* Login progressive disclosure */
.dev-login-option-title {
  font-size: 13px;
  font-weight: 700;
  color: #334155;
  margin: 14px 0 8px;
}
.dev-login-link-btn {
  background: #8b6f47 !important;
}
.dev-login-pw-btn {
  background: #f1ece7 !important;
  color: #1e293b !important;
  margin-top: 8px;
}
#dev-login-options .dev-login-btn {
  display: block;
  width: 100%;
  margin: 6px 0;
}
#dev-login-pw-area { margin-top: 10px; }

/* Draft claim view */
.dev-claim-title {
  font-size: 17px;
  font-weight: 800;
  color: #1e293b;
  margin-bottom: 2px;
}
.dev-claim-note {
  font-size: 13px;
  color: #64748b;
  margin-bottom: 12px;
}

/* Phase top bar (workspace link + prominent confirm) */
.dev-phase-topbar {
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  z-index: 120;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 18px;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid #e8e2dc;
}
.dev-phase-back {
  background: #f1ece7;
  border: 1px solid #e2d8cf;
  color: #3a332d;
  font-size: 14px;
  font-weight: 700;
  padding: 9px 16px;
  border-radius: 10px;
  cursor: pointer;
}
.dev-phase-back:hover { background: #e8e0d8; }
.dev-phase-title {
  font-size: 14px;
  font-weight: 800;
  color: #1e293b;
  letter-spacing: 0.3px;
}
.dev-phase-confirm {
  background: #8b6f47;
  color: #fff;
  border: none;
  font-size: 14px;
  font-weight: 800;
  padding: 10px 22px;
  border-radius: 10px;
  cursor: pointer;
  box-shadow: 0 4px 14px rgba(139, 111, 71, 0.35);
}
.dev-phase-confirm:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  box-shadow: none;
}
/* push phase content below the fixed bar */
#dev-phase-fabric .dev-fabric-canvas-sticky { padding-top: 48px; }

/* Phase 4/5 content clears the fixed top bar */
#dev-phase-sewing .dev-sewing-layout { padding-top: 54px; }
#dev-phase-insert .dev-insert-layout { padding-top: 54px; }

/* Scene gate as scene-photo cards (click → carousel) */
.scene-gate-buttons {
  display: flex;
  flex-direction: row;
  gap: 20px;
  justify-content: center;
  align-items: flex-start;
  flex-wrap: nowrap;
  max-width: 980px;
  margin: 0 auto;
}
/* Pure photo cards — full artwork shown as-is (no crop, no text overlay) */
.scene-gate-btn.scene-gate-photo {
  flex: 1 1 0;
  min-width: 0;
  padding: 0;
  border: none;
  background: none;
  border-radius: 14px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.scene-gate-btn.scene-gate-photo img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 14px;
}
.scene-gate-btn.scene-gate-photo:hover {
  transform: scale(1.02);
  box-shadow: 0 12px 30px rgba(44,40,37,0.22);
}
.scene-gate-btn.scene-gate-photo.selected {
  box-shadow: 0 0 0 3px var(--color-cta, #8b6f47);
}

/* Expand hint: clearer CTA to enter the fabric pool */
.fabric-section-sub {
  font-size: 13.5px;
  color: #64748b;
  margin: -6px 0 18px;
}

/* Progressive disclosure guards: visibility keeps layout intact */
.dev-pool-layout { visibility: hidden; }
#dev-recommended-flow { display: none; }

/* Scene lock hint */
.fabric-section-lock {
  font-size: 13.5px;
  font-weight: 700;
  color: #b45309;
  background: #fffbeb;
  border: 1px solid #fcd34d;
  border-radius: 10px;
  padding: 8px 14px;
  display: inline-block;
  margin: -4px auto 16px;
}

/* Pool name search */
.dev-filter-search {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid #e2d8cf;
  border-radius: 10px;
  font-size: 14px;
  background: #fff;
  color: #1e293b;
  outline: none;
  transition: border-color 0.2s;
}
.dev-filter-search:focus {
  border-color: #8b6f47;
}

/* ══════════════════════════════════════════════
   Scene ambience: phase-entry animations (TODO 11)
   Backgrounds are PLACEHOLDERS (workspace photo) — swap the
   URL per scene when real scene art arrives (TODO 12).
   ══════════════════════════════════════════════ */
:root {
  --scene-bg-measure: url('dashboard-bg.webp');  /* ① measure room */
  --scene-bg-fabric:  url('scene-fabric.webp');  /* ② fabric warehouse */
  --scene-bg-sewing:  url('scene-sewing.webp');  /* ③ sewing workshop */
  --scene-bg-cut:     url('dashboard-bg.webp');  /* ④ foam cutting */
  --scene-bg-pay:     url('dashboard-bg.webp');  /* ⑤ payment office */
}

/* Phase entry: the scene fades in first (ambience) */
.dev-phase,
#dev-step0 {
  animation: sceneFadeIn 0.45s ease-out;
}
@keyframes sceneFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* Then the main content floats up (form appears on the scene) */
#dev-step0 > .dev-step0-hero,
#dev-phase-fabric .dev-fabric-content,
#dev-phase-sewing .dev-sewing-layout,
#dev-phase-insert .dev-insert-layout,
#dev-phase-cart .dev-review-inner {
  animation: contentFloatIn 0.55s ease-out 0.28s both;
}
@keyframes contentFloatIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* Scene backgrounds (placeholder = workspace photo until real art) */
#dev-phase-sewing { background: var(--scene-bg-sewing) center/cover no-repeat fixed, var(--color-bg-primary); }
#dev-phase-insert { background: var(--scene-bg-cut) center/cover no-repeat fixed, var(--color-bg-primary); }
#dev-phase-cart   { background: var(--scene-bg-pay) center/cover no-repeat fixed, var(--color-bg-primary); }
#dev-phase-fabric { background: var(--scene-bg-fabric) center/cover no-repeat fixed, var(--color-bg-primary); }

/* Inner cards stay readable over the scene (glass panels) */
#dev-phase-sewing .dev-sewing-layout,
#dev-phase-insert .dev-insert-layout,
#dev-phase-cart .dev-review-inner {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(10px);
  border-radius: 18px;
  box-shadow: 0 10px 40px rgba(30, 30, 30, 0.12);
}

/* Respect reduced-motion */
@media (prefers-reduced-motion: reduce) {
  .dev-phase,
  #dev-step0,
  #dev-step0 > .dev-step0-hero,
  #dev-phase-fabric .dev-fabric-content,
  #dev-phase-sewing .dev-sewing-layout,
  #dev-phase-insert .dev-insert-layout,
  #dev-phase-cart .dev-review-inner {
    animation: none;
  }
}

/* Scene gate floats up from below after the scene fades in (TODO 13) */
.scene-gate-buttons .scene-gate-btn {
  opacity: 0;
  animation: gateFloatUp 0.65s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}
.scene-gate-buttons .scene-gate-btn[data-scene="indoor"]  { animation-delay: 0.32s; }
.scene-gate-buttons .scene-gate-btn[data-scene="outdoor"] { animation-delay: 0.42s; }
@keyframes gateFloatUp {
  from { opacity: 0; transform: translateY(36px); }
  to   { opacity: 1; transform: translateY(0); }
}
@media (prefers-reduced-motion: reduce) {
  .scene-gate-buttons .scene-gate-btn { opacity: 1; animation: none; }
}

/* Scene gate glass panel (TODO: readable text over busy warehouse bg) */
#dev-scene-gate {
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 22px;
  padding: 26px 30px 30px;
  box-shadow: 0 12px 40px rgba(30, 30, 30, 0.14);
  margin: 8px auto 0;
  max-width: 1080px;
}
#dev-scene-gate .fabric-section-title {
  color: #1e293b;
  margin-bottom: 4px;
}
#dev-scene-gate .fabric-section-sub {
  color: #475569;
}
#dev-scene-gate .fabric-section-lock {
  margin-top: 4px;
}
@media (prefers-reduced-motion: reduce) {
  .scene-gate-buttons .scene-gate-btn { opacity: 1; animation: none; }
}

/* Glass panels for carousel & fabric pool (match scene gate) */
#dev-recommended-flow {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 22px;
  padding: 20px 24px 22px;
  box-shadow: 0 10px 36px rgba(30, 30, 30, 0.12);
  margin: 14px auto 0;
  width: calc(100vw - 40px);
  max-width: 1720px;
}
.dev-pool-layout {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 22px;
  padding: 20px 24px;
  box-shadow: 0 10px 36px rgba(30, 30, 30, 0.12);
  margin: 14px auto 0;
  width: calc(100vw - 40px);
  max-width: 1720px;
}

/* Outdoor badge on fabric pool cards (DB-driven: is_outdoor=true) */
.dev-outdoor-badge {
  position: absolute;
  top: 8px;
  right: 8px;
  background: rgba(255, 152, 0, 0.92);
  color: #fff;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.4px;
  padding: 3px 8px;
  border-radius: 20px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.18);
  z-index: 3;
  pointer-events: none;
}

/* ── Coachmark "?" trigger button ── */
.dev-coachmark-q {
  display:inline-flex;align-items:center;justify-content:center;
  width:22px;height:22px;margin-left:8px;padding:0;
  border-radius:50%;border:1.5px solid rgba(0,255,136,0.6);
  background:rgba(0,255,136,0.08);color:#00FF88;
  font-weight:800;font-size:13px;line-height:1;cursor:pointer;
  vertical-align:middle;transition:all 0.2s ease;
}
.dev-coachmark-q:hover { background:rgba(0,255,136,0.22); box-shadow:0 0 10px rgba(0,255,136,0.4); }
.dev-coachmark-q:active { transform:scale(0.92); }

/* ── Mobile header compression (v321) ── */
@media (max-width: 767px) {
  .dev-logo-text { font-size: 15px; }
  .dev-topbar-actions { gap: 6px; }
  .dev-btn-ghost { padding: 6px 10px; font-size: 12px; gap: 4px; white-space: nowrap; }
}
@media (max-width: 420px) {
  .dev-logo-text { font-size: 13px; }
  .dev-btn-ghost { padding: 5px 8px; font-size: 11px; }
  .dev-topbar-actions { gap: 4px; }
}

/* ── v322: ultra-narrow → icon-only buttons ── */
@media (max-width: 400px) {
  .dev-btn-label { display: none; }
  .dev-btn-ghost { padding: 6px 10px; font-size: 14px; }
}

/* ── v323: hide Google Maps load-failure overlay (covers address form) ── */
.gm-err-container, .gm-err-message, .gm-err-title,
.gm-style .gm-err, .gm-err {
  display: none !important;
  visibility: hidden !important;
}

/* ── v328: unified header/footer (landing page styles) ── */
.topbar {
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.05);
}
.topbar .logo { display: flex; align-items: center; gap: 10px; text-decoration: none; }
.topbar .logo-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: linear-gradient(135deg, #D4A574, #C9A088);
  box-shadow: 0 0 8px rgba(201,160,136,0.5);
}
.topbar .logo-text { font-size: 22px; font-weight: 600; color: #1A1F2E; letter-spacing: -0.3px; }
.topbar .topbar-ghost {
  background: transparent; color: #1A1F2E; font-size: 14px; font-weight: 600;
  padding: 8px 16px; border-radius: 40px; text-decoration: none;
  border: 1.5px solid rgba(0,0,0,0.12); transition: background 0.2s, border-color 0.2s;
  font-family: var(--font-body);
}
.topbar .topbar-ghost:hover { background: rgba(0,0,0,0.05); border-color: rgba(0,0,0,0.25); }

/* trust bar (landing style) */
.trust-bar {
  display: flex; justify-content: center; gap: 28px; flex-wrap: wrap;
  padding: 10px 16px; background: #F5EFE6; font-size: 13px; color: #6B6156;
}
.trust-bar span { display: inline-flex; align-items: center; gap: 6px; }

/* footer (landing style) */
footer { background: #1E1A15; color: #CFC6B8; padding: 56px 24px 28px; font-size: 13.5px; margin-top: 40px; }
.foot-grid { max-width: 1120px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 32px; }
.foot-grid h4 { color: #F5EFE6; font-size: 14px; margin-bottom: 14px; letter-spacing: 0.5px; }
.foot-grid a { color: #CFC6B8; text-decoration: none; display: block; margin-bottom: 8px; }
.foot-grid a:hover { color: #fff; }
.foot-brand .logo { font-size: 17px; font-weight: 800; color: #F5EFE6; margin-bottom: 10px; letter-spacing: 0.4px; }
.foot-bottom { max-width: 1120px; margin: 40px auto 0; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; color: #9C9284; font-size: 12.5px; }