@keyframes scrollUp {
      0%   { transform: translateY(0); }
      100% { transform: translateY(-50%); }
    }
    @keyframes scrollDown {
      0%   { transform: translateY(-50%); }
      100% { transform: translateY(0); }
    }
    html { scroll-behavior: smooth; }
    .gate-side-col { display: flex; }
    *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

    :root {
      --green: #1A56C4;
      --green-dark: #0F3D96;
      --green-deeper: #0A2566;
      --green-light: #EEF3FC;
      --green-mid: #93B4E8;
      --green-2: #5B8DE0;
      --accent: #F5C400;
      --accent-dark: #C99E00;
      --accent-light: #FEF9E0;
      --bg: #F6F8FC;
      --bg2: #EEF3FC;
      --bg3: #FFFFFF;
      --text: #0D1B3E;
      --text2: #3A4A6B;
      --text3: #7A8BA8;
      --border: rgba(26,86,196,0.12);
      --border2: rgba(26,86,196,0.22);
      --radius-md: 8px;
      --radius-lg: 12px;
      --radius-xl: 16px;
      --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
    }

    body { font-family: var(--font); background: var(--bg); color: var(--text); min-height: 100vh; position: relative; font-size: 16px; }

    body::before {
      content: '';
      position: absolute;
      inset: 0;
      background-image: url("img/fond.webp");
      background-repeat: repeat;
      background-size: auto;
      opacity: 0.5;
      pointer-events: none;
      z-index: 0;
      /* position:absolute au lieu de fixed = pas de repaint à chaque scroll */
    }

    body > * { position: relative; z-index: 1; }

    header {
      background: var(--green-deeper);
      border-bottom: none;
      padding: 14px 2.5rem;
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 12px;
      position: sticky;
      top: 0;
      z-index: 100;
    }

    header .logo { font-size: 20px; font-weight: 600; color: #FFFFFF; letter-spacing: -0.02em; }
    header .logo span { color: var(--accent); font-weight: 400; }

    .container { max-width: 1400px; margin: 0 auto; padding: 0.5rem 1.5rem 1.5rem; }

    /* ── EMAIL GATE ── */
    .email-gate {
      min-height: 20vh;
      display: flex;
      align-items: center;
      justify-content: center;
    }

    .email-gate-box {
      background: white;
      border: 0.5px solid var(--border);
      border-radius: var(--radius-xl);
      padding: 2.5rem 2rem;
      max-width: 480px;
      width: 100%;
      text-align: center;
    }

    .email-gate-icon { font-size: 48px; margin-bottom: 1rem; }
    .email-gate-title { font-size: 26px; font-weight: 700; margin-bottom: 8px; color: var(--text); }
    .email-gate-sub { font-size: 16px; color: var(--text3); margin-bottom: 1.5rem; line-height: 1.5; }

    .email-input-row {
      display: flex;
      gap: 8px;
      margin-bottom: 1rem;
    }

    .email-input-row input {
      flex: 1;
      padding: 11px 14px;
      border: 0.5px solid var(--border2);
      border-radius: var(--radius-md);
      font-size: 14px;
      font-family: var(--font);
      outline: none;
    }

    .email-input-row input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(29,158,117,0.12); }

    .email-divider { display: flex; align-items: center; gap: 10px; margin: 1rem 0; color: var(--text3); font-size: 12px; }
    .email-divider::before, .email-divider::after { content:''; flex:1; height:1px; background: var(--border); }

    .saved-badge {
      background: var(--green-light);
      border: 0.5px solid var(--green-mid);
      border-radius: var(--radius-md);
      padding: 10px 14px;
      font-size: 13px;
      color: var(--green-deeper);
      display: none;
      text-align: left;
      margin-bottom: 1rem;
    }

    /* ── PROGRESS ── */
    .progress-bar { height: 4px; background: var(--border); border-radius: 0; overflow: hidden; margin: 0; }
    .progress-fill { height: 100%; background: var(--accent); border-radius: 0; transition: width 0.35s cubic-bezier(.25,0,.15,1); width: 16%; will-change: width; }

    .stepper-wrap {
      position: sticky; top: 100px; z-index: 90;
      margin-bottom: 1.25rem;
      background: white;
      border-radius: 0 0 var(--radius-xl) var(--radius-xl);
      box-shadow: 0 6px 24px rgba(26,86,196,0.11);
      overflow: hidden;
    }

    .stepper {
      display: flex; align-items: center; gap: 0; overflow-x: auto;
      padding: 14px 1.5rem 14px;
    }

    .step { display: flex; align-items: center; gap: 8px; cursor: pointer; flex-shrink: 0; }
    .step-num {
      width: 30px; height: 30px; border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 13px; font-weight: 500;
      border: 1px solid var(--border2); background: white; color: var(--text3);
      transition: all 0.2s;
    }
    .step.active .step-num { background: var(--green); border-color: var(--green); color: white; }
    .step.done .step-num { background: var(--green-light); border-color: var(--green-2); color: var(--green-dark); }
    .step-label { font-size: 14px; color: var(--text3); white-space: nowrap; }
    .step.active .step-label { color: var(--text); font-weight: 500; }
    .step.done .step-label { color: var(--green-dark); }
    .step-line { flex: 1; height: 1px; background: var(--border); margin: 0 8px; min-width: 12px; }

    /* ── PANELS ── */
    .panel { display: none; }
    .panel.active {
      display: block;
      background: white;
      border-radius: var(--radius-xl);
      border: 0.5px solid var(--border);
      padding: 0.75rem 1rem;
      box-shadow: 0 4px 24px rgba(26,86,196,0.07);
      animation: panelIn 0.22s cubic-bezier(.25,0,.15,1);
      will-change: opacity, transform;
    }
    .panel.leaving {
      animation: panelOut 0.14s cubic-bezier(.4,0,1,1) forwards;
      pointer-events: none;
    }

    @keyframes panelIn {
      from { opacity: 0; transform: translateY(10px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes panelOut {
      from { opacity: 1; transform: translateY(0); }
      to   { opacity: 0; transform: translateY(-6px); }
    }

    .page-header { margin-bottom: 0.75rem; }
    .page-header h2 { font-size: 20px; font-weight: 700; margin-bottom: 2px; }
    .page-header p { font-size: 14px; color: var(--text3); }

    /* ── LAYOUT ── */
    .grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
    .grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 1.25rem; }
    .grid2-sm { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 1.25rem; }

    /* ════════════════════════════════════════════════════════
       RESPONSIVE — Tablette large (≤1024px)
       ════════════════════════════════════════════════════════ */
    @media (max-width: 1024px) {
      .gate-side-col { display: none !important; }
      #email-gate { justify-content: center; }
      .gate-box {
        max-width: 560px !important;
        padding: 3rem 2.5rem !important;
      }
    }

    /* ════════════════════════════════════════════════════════
       RESPONSIVE — Tablette (≤900px)
       ════════════════════════════════════════════════════════ */
    @media (max-width: 900px) {
      /* Gate */
      .gate-side-col { display: none !important; }
      #email-gate { padding: 1rem 0 0; flex-direction: column; align-items: center; }
      .gate-box {
        border-radius: 20px !important;
        padding: 2rem 1.75rem !important;
        margin: 0 0.75rem;
        max-width: 100% !important;
        width: calc(100% - 1.5rem) !important;
      }
      .gate-hero-img {
        width: min(85vw, 320px) !important;
        height: auto !important;
        aspect-ratio: 3/4;
        margin: 0 auto 1.5rem !important;
      }
      .gate-title { font-size: 28px !important; }
      .gate-sub { font-size: 15px !important; margin-bottom: 1.25rem !important; }
      .gate-input-row { flex-direction: column !important; gap: 10px !important; }
      .gate-input-row button { width: 100% !important; }
    }

    /* ════════════════════════════════════════════════════════
       RESPONSIVE — Mobile (≤768px)  — section principale
       ════════════════════════════════════════════════════════ */
    @media (max-width: 768px) {

      /* ── HEADER ── */
      header { padding: 14px 1rem; min-height: 80px; position: sticky; }
      header img { height: 54px !important; max-height: 54px !important; }
      #header-logo { position: absolute; left: 0; right: 0; display: flex; justify-content: center; pointer-events: none; }
      #header-logo a { pointer-events: auto; }

      /* ── BANDEAU RASSURANCE ── */
      #bandeau-rassurance {
        font-size: 12px !important;
        gap: 0.6rem !important;
        padding: 8px 0.75rem !important;
      }

      /* ── CONTAINER ── */
      /* Sur la gate : pas de barre nav fixe donc padding-bottom réduit */
      .container { padding: 0.5rem 0.75rem 0; }
      /* Dans l'app : padding-bottom pour la barre nav fixe */
      .container.app-mode { padding-bottom: 5.5rem !important; }

      /* ── EMAIL GATE ── */
      #email-gate {
        flex-direction: column !important;
        padding: 0.5rem 0 0 !important;
        gap: 0 !important;
      }
      .gate-box {
        border-radius: 16px !important;
        padding: 1.75rem 1.25rem 1.5rem !important;
        margin: 0 0.5rem 0 !important;
        max-width: 100% !important;
        width: calc(100% - 1rem) !important;
      }
      .gate-hero-img {
        width: min(80vw, 260px) !important;
        height: auto !important;
        aspect-ratio: 3/4;
        margin: 0 auto 1.25rem !important;
      }
      .gate-title { font-size: 24px !important; margin-bottom: 10px !important; }
      .gate-sub { font-size: 14px !important; margin-bottom: 1rem !important; }
      .gate-input-row {
        flex-direction: column !important;
        gap: 10px !important;
      }
      .gate-input-row button { width: 100% !important; flex: none !important; }

      /* ── STEPPER ── */
      .stepper-wrap {
        border-radius: 0 0 12px 12px;
        top: 80px; /* header mobile : padding 14px×2 + img 54px ≈ 82px → arrondi 80px */
      }
      .stepper { padding: 10px 0.75rem; gap: 0; overflow-x: auto; -webkit-overflow-scrolling: touch; }
      .step-label { display: none !important; }
      .step.active .step-label {
        display: inline !important;
        font-size: 12px;
        max-width: 90px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
      }
      .step-num { width: 26px !important; height: 26px !important; font-size: 12px !important; }
      .step-line { min-width: 8px !important; margin: 0 4px !important; }

      /* ── PANELS ── */
      .panel.active {
        padding: 0.75rem 0.75rem 5.5rem !important;
        border-radius: var(--radius-lg);
      }
      .page-header h2 { font-size: 17px; }
      .page-header p { font-size: 13px; }

      /* ── GRILLES GLOBALES ── */
      .grid2 { grid-template-columns: 1fr !important; }
      .grid2-sm { grid-template-columns: 1fr !important; }
      .grid3 { grid-template-columns: 1fr 1fr !important; }

      /* ── ÉTAPE 1 — CHAUSSETTE ── */
      /* Preview en premier, sélection en dessous */
      #p0 .grid2 > div:first-child { order: 2 !important; }
      #p0 .grid2 > div:last-child  { order: 1 !important; }
      #sock-preview-big { width: 55% !important; }

      /* Swatches couleur : 8 colonnes */
      .swatches { grid-template-columns: repeat(8, 1fr) !important; gap: 7px !important; padding: 10px !important; }

      /* Boutons particulier / société en colonne */
      #p0 > .grid2 > div > div[style*="display:flex; gap:8px; margin-bottom:1rem"] {
        flex-direction: column !important;
      }

      /* Blocs taille → fluides */
      #pairs-size-row > div[style*="width:165px"],
      #p0 div[style*="width:165px"] {
        width: auto !important;
        flex: 1 1 0 !important;
        min-width: 0 !important;
      }

      /* Retrait fixe swatches → 0 */
      #color-swatches-container { margin-left: 0 !important; }
      #color-selected-label     { margin-left: 0 !important; }
      #color-target-bar         { margin-left: 0 !important; }

      /* Boutons ciblage couleur modèles → colonne */
      #color-target-bar > div { flex-direction: column !important; }

      /* ── ÉTAPE 2 — TECHNIQUE ── */
      #p1 .grid2 { display: flex !important; flex-direction: column !important; }
      /* Aperçu en premier */
      #p1 div[style*="display:flex; flex-direction:column; align-items:center"] {
        order: -1 !important;
        width: 100% !important;
        align-items: center !important;
      }
      #sock-img-step2 {
        max-height: 200px !important;
        max-width: 50% !important;
        margin: 0 auto 10px !important;
        display: block !important;
      }
      /* Options technique : 1 colonne, cards horizontales */
      #p1 .grid3 {
        grid-template-columns: 1fr !important;
        gap: 8px !important;
        margin-bottom: 0.75rem !important;
      }
      #p1 .grid3 .option-card {
        display: flex !important;
        align-items: center !important;
        gap: 12px !important;
        padding: 10px 14px !important;
        text-align: left !important;
      }
      #p1 .grid3 .option-card img {
        width: 60px !important;
        height: 60px !important;
        border-radius: 8px !important;
        flex-shrink: 0 !important;
        object-fit: cover !important;
        margin-bottom: 0 !important;
      }
      /* Galerie exemples : images moins hautes */
      #p1 .examples-tech-block img,
      #ex-broderie img, #ex-lettrage img, #ex-sticking img {
        height: 130px !important;
      }

      /* ── ÉTAPE 3 — DESIGN ── */
      .design-layout {
        flex-direction: column !important;
        gap: 12px !important;
      }
      .design-col-options {
        width: 100% !important;
        border-right: none !important;
        border-bottom: 0.5px solid var(--border) !important;
        padding-right: 0 !important;
        padding-bottom: 14px !important;
        flex-shrink: unset !important;
      }
      .design-col-preview {
        position: static !important;
        border-right: none !important;
        padding: 0 !important;
        width: 100% !important;
        flex: none !important;
      }
      .design-col-sliders {
        position: static !important;
        width: 100% !important;
        padding-left: 0 !important;
        padding-right: 0 !important;
      }
      /* Canvas mockup */
      #mockup-canvas {
        max-width: 100% !important;
        width: 100% !important;
        aspect-ratio: 800 / 1000 !important;
        max-height: none !important;
        display: block;
        min-height: 200px;
        background: var(--bg2);
      }

      /* ── ÉTAPE 4 — CARTOLINE ── */
      #p3 div[style*="grid-template-columns:1fr 1fr 1fr 1fr"] {
        grid-template-columns: 1fr 1fr !important;
      }
      .cartoline-toggle { flex-direction: column !important; }
      .toggle-btn { padding: 10px 8px !important; font-size: 13px !important; }

      /* ── ÉTAPE 5 — QUANTITÉ ── */
      #p4 .grid2 { display: flex !important; flex-direction: column !important; }
      #p4 .grid2 > div:last-child { order: 3; }
      #p4 div[style*="display:flex; gap:8px; margin-bottom:8px"] {
        flex-direction: column !important;
      }

      /* ── ÉTAPE 6 — INFOS ── */
      #p5 .grid2 { display: flex !important; flex-direction: column !important; }
      #p5 .grid2 > div:last-child { order: 2; }

      /* ── NAVIGATION BUTTONS — cachés dans le flux sur mobile ── */
      .nav-btns { visibility: hidden !important; height: 0 !important; overflow: hidden !important; margin: 0 !important; padding: 0 !important; min-height: 0 !important; }

      /* ── BARRE FIXE MOBILE EN BAS ── */
      #mobile-nav-bar {
        display: flex !important;
        position: fixed !important;
        bottom: 0 !important;
        left: 0 !important;
        right: 0 !important;
        background: var(--bg) !important;
        padding: 10px 1rem !important;
        padding-bottom: calc(10px + env(safe-area-inset-bottom, 0px)) !important;
        border-top: 0.5px solid var(--border) !important;
        z-index: 80 !important;
        box-shadow: 0 -4px 16px rgba(26,86,196,0.10) !important;
        gap: 8px !important;
      }
      #mobile-nav-bar button {
        flex: 1 1 0 !important;
        min-width: 0 !important;
        min-height: 46px !important;
        font-size: 14px !important;
        white-space: normal !important;
        word-break: break-word !important;
        text-align: center !important;
      }

      /* ── SAVE BAR ── */
      .save-sketch-bar {
        flex-direction: column !important;
        align-items: stretch !important;
        gap: 10px !important;
      }
      .save-sketch-bar .label { min-width: 0 !important; }
      #save-bar-no-email > div[style*="display:flex; gap:6px"] {
        flex-direction: column !important;
      }
      #save-bar-email-input { min-width: 0 !important; width: 100% !important; }

      /* ── TABLEAU DÉGRESSIF ── */
      .degreasif { font-size: 11px; }
      .degreasif th, .degreasif td { padding: 5px 6px; }

      /* ── MODAL ── */
      .modal { padding: 1.5rem 1rem; max-width: calc(100vw - 2rem); }

      /* ── ZOOM MODALS ── */
      .img-zoom-close {
        top: 10px !important; right: 10px !important;
        width: 36px !important; height: 36px !important;
        font-size: 16px !important;
      }

      /* ── TRUST BAR ── */
      .trust-bar { font-size: 11px; gap: 0.75rem; }

      /* ── PRICE ── */
      .price-total { font-size: 20px; }

      /* ── CARD COMPACT ── */
      .card { padding: 0.6rem 0.75rem; }
    }

    /* ════════════════════════════════════════════════════════
       RESPONSIVE — Mobile étroit (≤640px)
       ════════════════════════════════════════════════════════ */
    @media (max-width: 640px) {
      .grid2 { grid-template-columns: 1fr !important; }
      .grid3 { grid-template-columns: 1fr 1fr !important; }
      .swatches { grid-template-columns: repeat(8, 1fr) !important; gap: 6px !important; }
      #col-other { grid-template-columns: repeat(8, 1fr) !important; gap: 6px !important; }

      /* Bandeau rassurance */
      .bandeau-desktop { display: none !important; }
      #bandeau-mobile { display: inline !important; }

      /* Bulles toggle particulier / société */
      #type-particulier, #type-societe {
        font-size: 13px !important;
        padding: 9px 10px !important;
      }

      /* Options design texte: grid 1 colonne */
      .section-text-only div[style*="grid-template-columns:1fr 1fr"] {
        grid-template-columns: 1fr !important;
      }

      /* Font chips : plus compacts */
      .text-chip { font-size: 12px !important; padding: 4px 8px !important; }
    }

    /* ════════════════════════════════════════════════════════
       RESPONSIVE — Très petit mobile (≤420px)
       ════════════════════════════════════════════════════════ */
    @media (max-width: 420px) {
      header { min-height: 72px !important; padding: 12px 1rem !important; }
      header img { height: 44px !important; max-height: 44px !important; }

      .container { padding: 0.4rem 0.5rem 0; }
      .container.app-mode { padding-bottom: 5.5rem !important; }

      /* Stepper : plus de label même actif */
      .step.active .step-label { display: none !important; }

      /* Swatches plus serrés */
      .swatches { grid-template-columns: repeat(6, 1fr) !important; gap: 5px !important; padding: 8px !important; }
      #col-other { grid-template-columns: repeat(6, 1fr) !important; gap: 5px !important; }

      /* Aperçu chaussette step 1 */
      #sock-preview-big { width: 62% !important; }

      /* Gate box plus compact */
      .gate-box { padding: 1.5rem 1rem 1.75rem !important; }
      .gate-title { font-size: 22px !important; }
      .gate-hero-img { width: min(78vw, 220px) !important; }

      /* Boutons plus hauts pour touch */
      .nav-btns > button { min-height: 48px !important; font-size: 13px !important; }

      /* Modals plein écran presque */
      .modal { margin: 0.5rem !important; }

      /* Tableau dégressif encore plus compact */
      .degreasif { font-size: 10px; }
      .degreasif th, .degreasif td { padding: 4px 4px; }
    }

    .section-title { font-size: 13px; font-weight: 600; color: var(--text3); text-transform: uppercase; letter-spacing: 0.07em; margin-bottom: 10px; }

    .card { background: white; border: 0.5px solid var(--border); border-radius: var(--radius-lg); padding: 0.65rem 1rem; margin-bottom: 0.75rem; }

    .option-card {
      border: 0.5px solid var(--border); border-radius: var(--radius-md); padding: 0.85rem 0.75rem;
      cursor: pointer; transition: all 0.15s; background: white; user-select: none;
    }
    .option-card:hover { border-color: var(--border2); background: var(--bg2); }
    .option-card.selected { border: 2px solid var(--green); background: var(--green-light); }
    .option-card .icon { font-size: 24px; margin-bottom: 6px; display: block; }
    .option-card .name { font-size: 15px; font-weight: 500; color: var(--text); }
    .option-card .desc { font-size: 13px; color: var(--text3); margin-top: 3px; }

    /* ── SOCK PREVIEW ── */
    .sock-preview {
      background: transparent; border-radius: 0; padding: 1rem;
      display: flex; flex-direction: column; align-items: center; position: relative;
      min-height: 300px; border: none;
    }
    .sock-svg { width: 150px; height: 210px; }
    .preview-badge {
      position: absolute; top: 10px; right: 10px; background: white;
      border: 0.5px solid var(--border); border-radius: 20px; padding: 4px 10px;
      font-size: 11px; color: var(--text3);
    }
    .preview-desc { font-size: 12px; color: var(--text3); margin-top: 10px; }

    /* ── COLORS ── */
    .swatches {
      display: grid;
      grid-template-columns: repeat(13, 1fr);
      gap: 10px;
      margin-top: 10px;
      margin-bottom: 1.1rem;
      padding: 16px;
      background: var(--bg);
      border-radius: var(--radius-lg);
      border: 0.5px solid var(--border);
    }
    .color-swatch {
      width: 100%; aspect-ratio: 1;
      border-radius: 10px;
      border: none;
      cursor: pointer;
      transition: transform 0.13s cubic-bezier(.25,0,.15,1), box-shadow 0.13s cubic-bezier(.25,0,.15,1), outline 0.1s;
      flex-shrink: 0;
      outline: 2.5px solid transparent;
      outline-offset: 2px;
      box-shadow: 0 2px 6px rgba(0,0,0,0.18), inset 0 1px 0 rgba(255,255,255,0.22);
      position: relative;
      will-change: transform;
    }
    .color-swatch:hover {
      transform: translateY(-2px) scale(1.12);
      box-shadow: 0 6px 16px rgba(0,0,0,0.28);
      border-radius: 12px;
      z-index: 1;
    }
    .color-swatch.selected {
      outline: 2.5px solid var(--green);
      transform: translateY(-2px) scale(1.12);
      border-radius: 12px;
      box-shadow: 0 6px 18px rgba(26,86,196,0.30);
      z-index: 1;
    }
    .color-swatch.selected::after {
      content: '✓';
      position: absolute; inset: 0;
      display: flex; align-items: center; justify-content: center;
      font-size: 13px; font-weight: 700;
      color: rgba(255,255,255,0.92);
      text-shadow: 0 1px 4px rgba(0,0,0,0.55);
    }
    .color-swatch.has-badge::after { content: none !important; }

    /* ── VARIANT COLOR SWATCHES (étape quantité) ── */
    .vswatch {
      width: 100%; aspect-ratio: 1;
      border-radius: 8px;
      cursor: pointer;
      transition: all 0.15s;
      outline: 2.5px solid transparent;
      outline-offset: 2px;
      box-shadow: 0 2px 5px rgba(0,0,0,0.18);
      position: relative;
    }
    .vswatch:hover { transform: scale(1.12); box-shadow: 0 4px 12px rgba(0,0,0,0.28); }
    .vswatch.selected { outline: 2.5px solid var(--green); transform: scale(1.12); }
    .vswatch.selected::after {
      content: '✓';
      position: absolute; inset: 0;
      display: flex; align-items: center; justify-content: center;
      font-size: 11px; font-weight: 700;
      color: rgba(255,255,255,0.92);
      text-shadow: 0 1px 3px rgba(0,0,0,0.7);
    }
    .color-label { font-size: 12px; color: var(--text3); margin-bottom: 6px; }

    /* ── QTY ── */
    .qty-picker { display: flex; align-items: center; gap: 16px; margin-bottom: 6px; }
    input[type=number]::-webkit-inner-spin-button,
    input[type=number]::-webkit-outer-spin-button { -webkit-appearance: none; margin: 0; }
    input[type=number] { -moz-appearance: textfield; }

    .qty-btn { 
      width: 36px; height: 36px; border-radius: var(--radius-md); border: 0.5px solid var(--border2);
      background: white; cursor: pointer; font-size: 20px; display: flex; align-items: center;
      justify-content: center; color: var(--text); transition: all 0.15s; line-height: 1;
    }
    .qty-btn:hover { background: var(--bg2); border-color: var(--green); }
    .qty-val { font-size: 22px; font-weight: 500; min-width: 40px; text-align: center; }

    /* ── SIZE ── */
    .size-toggle { display: flex; border: 0.5px solid var(--border2); border-radius: var(--radius-md); overflow: hidden; margin-bottom: 1.25rem; }
    .size-opt { flex: 1; padding: 9px; text-align: center; font-size: 13px; cursor: pointer; color: var(--text3); background: white; transition: all 0.15s; border-right: 0.5px solid var(--border); }
    .size-opt:last-child { border-right: none; }
    .size-opt.sel { background: var(--green); color: white; font-weight: 500; }

    /* ── PRICE ── */
    .price-row { display: flex; justify-content: space-between; align-items: baseline; padding: 8px 0; border-bottom: 0.5px solid var(--border); font-size: 14px; color: var(--text); }
    .price-row:last-child { border-bottom: none; }
    .price-total { font-size: 24px; font-weight: 600; color: var(--green); }

    /* ── UPLOAD ── */
    .upload-zone {
      border: 1.5px dashed var(--border2); border-radius: var(--radius-lg); padding: 1.5rem;
      text-align: center; cursor: pointer; transition: all 0.15s; background: var(--bg);
    }
    .upload-zone:hover { border-color: var(--green); background: var(--green-light); }

    /* ── IMAGE PREVIEW + DETOUR ── */
    .img-preview-wrap {
      position: relative;
      display: none;
      margin-top: 12px;
      border-radius: var(--radius-lg);
      overflow: hidden;
      border: 0.5px solid var(--border);
      background: repeating-conic-gradient(#ddd 0% 25%, white 0% 50%) 0 0 / 16px 16px;
      /* shrink to canvas size, not full width */
      display: none;
      width: fit-content;
      max-width: 100%;
    }
    .img-preview-wrap canvas { display: block; max-width: 100%; height: auto; }
    .detour-controls {
      display: flex; gap: 8px; margin-top: 8px; flex-wrap: wrap;
    }
    .detour-btn {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 7px 14px; border-radius: 20px; font-size: 12px; font-weight: 500;
      cursor: pointer; border: 0.5px solid var(--border2); background: white; color: var(--text);
      transition: all 0.15s; font-family: var(--font);
    }
    .detour-btn:hover { background: var(--green-light); border-color: var(--green); color: var(--green-dark); }
    .detour-btn.active { background: var(--green); border-color: var(--green); color: white; }
    .detour-status { font-size: 11px; color: var(--text3); margin-top: 6px; }

    /* ── IMAGE PREVIEW MODAL ── */
    .img-zoom-overlay {
      display: none; position: fixed; inset: 0; z-index: 999;
      background: rgba(5,10,30,0.92); align-items: center; justify-content: center;
    }
    .img-zoom-overlay.open { display: flex; }
    .img-zoom-overlay img {
      max-width: min(700px, 92vw); max-height: 88vh;
      object-fit: contain; border-radius: 12px;
      box-shadow: 0 24px 80px rgba(0,0,0,0.6);
    }
    .img-zoom-close {
      position: absolute; top: 18px; right: 22px;
      background: white; border: none; border-radius: 50%;
      width: 40px; height: 40px; font-size: 20px; cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 4px 16px rgba(0,0,0,0.3); color: var(--text);
      z-index: 1000;
    }
    .btn-preview-large {
      display: inline-flex; align-items: center; gap: 6px;
      padding: 7px 14px; border-radius: 20px; font-size: 12px; font-weight: 500;
      cursor: pointer; border: 0.5px solid var(--green); background: var(--green-light);
      color: var(--green-dark); transition: all 0.15s; font-family: var(--font); margin-top: 8px;
    }
    .btn-preview-large:hover { background: var(--green); color: white; }

    /* ── BUTTONS ── */
    .btn-primary {
      background: var(--accent); color: var(--green-deeper); border: none; border-radius: var(--radius-md);
      padding: 12px 24px; font-size: 14px; font-weight: 700; cursor: pointer; flex: 2;
      transition: all 0.15s; font-family: var(--font);
    }
    .btn-primary:hover { background: var(--accent-dark); }
    .btn-secondary {
      background: white; color: var(--text); border: 0.5px solid var(--border2); border-radius: var(--radius-md);
      padding: 12px 20px; font-size: 14px; cursor: pointer; flex: 1; transition: all 0.15s; font-family: var(--font);
    }
    .btn-secondary:hover { background: var(--bg2); }
    .nav-btns { display: flex; gap: 10px; margin-top: 1.5rem; }

    /* ── TIP ── */
    .tip {
      background: var(--green-light); border-radius: var(--radius-md); padding: 10px 14px;
      font-size: 12px; color: var(--green-deeper); margin-bottom: 14px;
      display: flex; gap: 8px; align-items: flex-start; border: 0.5px solid var(--green-mid);
    }

    /* ── FORM ── */
    .field { margin-bottom: 12px; }
    .field label { display: block; font-size: 12px; color: var(--text3); margin-bottom: 4px; font-weight: 500; }
    input[type=text], input[type=email], input[type=tel], input[type=date], textarea, select {
      width: 100%; padding: 9px 12px; border: 0.5px solid var(--border2); border-radius: var(--radius-md);
      font-size: 14px; font-family: var(--font); background: white; color: var(--text); outline: none; transition: border-color 0.15s;
    }
    input:focus, textarea:focus, select:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(29,158,117,0.12); }
    textarea { resize: vertical; min-height: 80px; }

    /* ── FONT CHIPS ── */
    .text-chip {
      display: inline-flex; align-items: center; gap: 6px; border: 0.5px solid var(--border2);
      border-radius: 20px; padding: 5px 14px; font-size: 12px; cursor: pointer; margin: 3px;
      transition: all 0.15s; color: var(--text3); background: white; user-select: none;
    }
    .text-chip.sel { background: var(--green); color: white; border-color: var(--green); }

    /* ── PROCESS STEPS ── */
    .process-step { display: flex; align-items: flex-start; gap: 12px; padding: 10px 0; border-bottom: 0.5px solid var(--border); }
    .process-step:last-child { border-bottom: none; }
    .process-num { width: 24px; height: 24px; border-radius: 50%; background: var(--green-light); color: var(--green-dark); font-size: 12px; font-weight: 600; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .process-txt { font-size: 13px; color: var(--text); }
    .process-sub { font-size: 11px; color: var(--text3); margin-top: 2px; }

    /* ── SUCCESS ── */
    .success-banner { display: none; text-align: center; padding: 3rem 1rem; }
    .success-icon { width: 64px; height: 64px; background: var(--green-light); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1.5rem; font-size: 28px; }

    /* ── TABLE ── */
    .degreasif { width: 100%; font-size: 12px; border-collapse: collapse; margin-top: 8px; }
    .degreasif th { background: var(--bg2); color: var(--text3); font-weight: 500; padding: 6px 10px; text-align: left; border: 0.5px solid var(--border); }
    .degreasif td { padding: 6px 10px; border: 0.5px solid var(--border); color: var(--text); }
    .degreasif tr.current td { background: var(--green-light); color: var(--green-deeper); font-weight: 500; }

    /* ── CARTOLINE ── */
    .cartoline-img-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 1.25rem; }
    .cartoline-img-grid img { width: 100%; border-radius: var(--radius-md); object-fit: cover; border: 0.5px solid var(--border); }

    /* ── CARTOLINE EXEMPLE ZOOM HOVER ── */
    .carto-example-img {
      width: 100%;
      border-radius: var(--radius-md);
      border: 0.5px solid var(--border);
      object-fit: cover;
      aspect-ratio: 3/4;
      cursor: zoom-in;
      transition: transform 0.25s cubic-bezier(.4,0,.2,1), box-shadow 0.25s, border-color 0.2s;
      display: block;
      transform-origin: center center;
    }
    .carto-example-img:hover {
      transform: scale(1.08);
      box-shadow: 0 12px 40px rgba(26,86,196,0.22);
      border-color: var(--green);
      z-index: 2;
      position: relative;
    }

    /* ── CARTOLINE LIGHTBOX ── */
    .carto-lightbox {
      display: none;
      position: fixed;
      inset: 0;
      z-index: 1100;
      background: rgba(5,10,30,0.92);
      align-items: center;
      justify-content: center;
      cursor: zoom-out;
      backdrop-filter: blur(4px);
    }
    .carto-lightbox.open { display: flex; }
    .carto-lightbox img {
      max-width: min(600px, 92vw);
      max-height: 88vh;
      object-fit: contain;
      border-radius: var(--radius-lg);
      box-shadow: 0 32px 100px rgba(0,0,0,0.75);
      animation: cartoZoomIn 0.22s cubic-bezier(.4,0,.2,1);
    }
    @keyframes cartoZoomIn {
      from { opacity: 0; transform: scale(0.88); }
      to   { opacity: 1; transform: scale(1); }
    }
    .carto-lightbox-close {
      position: absolute;
      top: 18px; right: 22px;
      background: white;
      border: none;
      border-radius: 50%;
      width: 40px; height: 40px;
      font-size: 20px;
      cursor: pointer;
      display: flex; align-items: center; justify-content: center;
      box-shadow: 0 4px 16px rgba(0,0,0,0.3);
      color: var(--text);
      z-index: 1101;
    }
    .carto-lightbox-hint {
      position: absolute;
      bottom: 22px;
      font-size: 12px;
      color: rgba(255,255,255,0.5);
      letter-spacing: 0.04em;
      pointer-events: none;
    }

    .cartoline-toggle { display: flex; gap: 8px; margin-bottom: 1.25rem; }
    .toggle-btn {
      flex: 1; padding: 10px; text-align: center; border: 1.5px solid var(--border2);
      border-radius: var(--radius-md); cursor: pointer; font-size: 13px; font-weight: 500;
      background: white; color: var(--text3); transition: all 0.15s; font-family: var(--font);
    }
    .toggle-btn:hover { border-color: var(--green); }
    .toggle-btn.active { border-color: var(--green); background: var(--green); color: white; }
    .toggle-btn.inactive { border-color: var(--border2); background: white; color: var(--text3); }

    .cartoline-fields { display: none; }
    .cartoline-fields.visible { display: block; }

    .cost-badge {
      display: inline-block; background: #FFF3CD; color: #856404; border: 0.5px solid #FFEAA7;
      border-radius: 20px; padding: 4px 12px; font-size: 12px; font-weight: 500; margin-top: 6px;
    }

    /* ── COMPTEUR CARACTÈRES ── */
    .char-counter {
      font-size: 10px;
      color: var(--text3);
      margin-top: 2px;
      text-align: right;
      transition: color 0.2s;
    }
    .char-counter.warn  { color: #E07B00; font-weight: 600; }
    .char-counter.full  { color: #E24B4A; font-weight: 600; }
    .char-counter.ok    { color: var(--green-dark); }

    /* ── TOOLTIP GLISSER ── */
    #drag-tooltip {
      position: absolute; bottom: 48px; left: 50%; transform: translateX(-50%);
      background: rgba(10,37,102,0.82); backdrop-filter: blur(6px);
      color: white; border-radius: 20px; padding: 6px 14px;
      font-size: 12px; font-weight: 500; white-space: nowrap;
      pointer-events: none; z-index: 10;
      display: flex; align-items: center; gap: 6px;
      opacity: 1; transition: opacity 0.6s ease;
    }
    #drag-tooltip.hide { opacity: 0; }

    /* ── TEMPS ESTIMÉ ÉTAPES ── */
    .step-time {
      font-size: 10px; color: var(--text3); display: block;
      font-weight: 400; margin-top: 1px;
    }
    .step.active .step-time { color: var(--green-dark); }
    .step.done .step-time { display: none; }

    /* ── SAVE SKETCH BANNER ── */
    .save-sketch-bar {
      background: white; border: 0.5px solid var(--border); border-radius: var(--radius-lg);
      padding: 14px 16px; margin-bottom: 1.5rem;
      display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
    }
    .save-sketch-bar .label { font-size: 13px; color: var(--text2); flex: 1; min-width: 140px; }
    .save-sketch-bar .label strong { color: var(--text); }
    .save-sketch-btn {
      background: var(--green); color: white; border: none; border-radius: var(--radius-md);
      padding: 8px 18px; font-size: 13px; font-weight: 500; cursor: pointer; font-family: var(--font);
      transition: all 0.15s; white-space: nowrap;
    }
    .save-sketch-btn:hover { background: var(--green-dark); }
    .save-sketch-confirm { font-size: 12px; color: var(--green-dark); display: none; }

    /* ── MODAL ── */
    .modal-overlay {
      position: fixed; inset: 0; background: rgba(0,0,0,0.45); z-index: 1000;
      display: none; align-items: center; justify-content: center; padding: 1rem;
    }
    .modal-overlay.open { display: flex; }
    .modal {
      background: white; border-radius: var(--radius-xl); padding: 2rem 1.5rem;
      max-width: 400px; width: 100%; box-shadow: 0 20px 60px rgba(0,0,0,0.2);
    }
    .modal-title { font-size: 18px; font-weight: 700; margin-bottom: 6px; }
    .modal-sub { font-size: 13px; color: var(--text3); margin-bottom: 1.25rem; line-height: 1.5; }
    .modal-btns { display: flex; gap: 8px; margin-top: 1rem; }

    /* ── TECH-CONDITIONAL SECTIONS ── */
    .section-text-only { }
    .section-image-only { }
    body[data-tech="sticking"] .section-text-only { display: none !important; }
    body[data-tech="broderie"] .section-text-only { display: none !important; }
    body[data-tech="lettrage"] .section-image-only { display: none !important; }
    body[data-tech="broderie"] .section-cadrage-xy { display: none !important; }
    body[data-tech="broderie"] #slider-img-zoom-block { display: none !important; }

    /* ── AMÉLIORATIONS UX ── */

    /* Transitions globales fluides sur tous les éléments interactifs */
    button, .option-card, .toggle-btn, .size-opt, .color-swatch, .vswatch,
    input, .upload-zone, .detour-btn, .file-upload-box {
      transition: all 0.15s cubic-bezier(.25,0,.15,1);
    }

    /* Bouton primaire */
    .btn-primary {
      box-shadow: 0 4px 14px rgba(245,196,0,0.35);
      transition: transform 0.15s cubic-bezier(.25,0,.15,1), box-shadow 0.15s cubic-bezier(.25,0,.15,1);
      will-change: transform;
    }
    .btn-primary:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 22px rgba(245,196,0,0.45);
    }
    .btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(245,196,0,0.25); }

    /* Message d'erreur champ */
    .field-error {
      border-color: #E24B4A !important;
      box-shadow: 0 0 0 3px rgba(226,75,74,0.12) !important;
    }
    .field-error-msg {
      font-size: 11px; color: #E24B4A; margin-top: 4px;
    }

    /* Highlight couleur sélectionnée */
    .color-swatch.selected {
      box-shadow: 0 0 0 3px white, 0 0 0 5px var(--green);
    }

    /* Stepper cliquable feedback */
    .step { transition: opacity 0.2s cubic-bezier(.25,0,.15,1); }
    .step:not(.active):not(.done) { opacity: 0.5; pointer-events: none; }
    .step.done { opacity: 1; cursor: pointer; }
    .step.done:hover .step-num { background: var(--green-2); color: white; transition: background 0.15s, color 0.15s; }

    /* Option card selected state plus visible */
    .option-card.selected {
      box-shadow: 0 0 0 2px var(--green);
    }

    /* Champ input validation visuelle */
    input:valid:not(:placeholder-shown) {
      border-color: rgba(26,86,196,0.4);
    }

    /* ── COLOR PICKER ── */
    input[type=color] {
      -webkit-appearance: none;
      appearance: none;
      width: 48px; height: 48px;
      border-radius: 50%;
      border: 2px solid var(--border2);
      cursor: pointer;
      padding: 2px;
      background: none;
    }
    input[type=color]::-webkit-color-swatch-wrapper { padding: 0; border-radius: 50%; }
    input[type=color]::-webkit-color-swatch { border: none; border-radius: 50%; }
    input[type=color]::-moz-color-swatch { border: none; border-radius: 50%; }

    /* ── ZOOM MODAL ── */
    .zoom-overlay {
      position: fixed; inset: 0; background: rgba(0,0,0,0.75); z-index: 2000;
      display: none; align-items: center; justify-content: center; padding: 1.5rem;
      cursor: zoom-out;
    }
    .zoom-overlay.open { display: flex; }
    .zoom-overlay svg { max-width: min(480px, 90vw); max-height: 90vh; filter: drop-shadow(0 20px 60px rgba(0,0,0,0.5)); cursor: default; }
    .zoom-btn {
      display: inline-flex; align-items: center; gap: 5px;
      margin-top: 10px; padding: 6px 14px; border-radius: 20px; font-size: 12px;
      border: 0.5px solid var(--border2); background: white; color: var(--text3);
      cursor: pointer; font-family: var(--font); transition: all 0.15s;
    }
    .zoom-btn:hover { border-color: var(--green); color: var(--green-dark); background: var(--green-light); }

    /* ── UPLOAD CARTOLINE ── */
    .file-upload-box {
      background: var(--bg); border: 1.5px dashed var(--border2); border-radius: var(--radius-md);
      padding: 1.25rem; text-align: center; cursor: pointer; transition: all 0.15s; margin-top: 8px;
    }
    .file-upload-box:hover { border-color: var(--green); background: var(--green-light); }
    .file-upload-box .icon { font-size: 24px; margin-bottom: 4px; }
    .file-upload-box .label { font-size: 12px; color: var(--text3); }

    /* ── CLIENT TYPE ── */
    .price-pro-badge {
      display: inline-flex; align-items: center; gap: 6px;
      background: var(--green-light); color: var(--green-dark); border: 0.5px solid var(--green-mid);
      border-radius: 20px; padding: 3px 10px; font-size: 11px; font-weight: 600;
    }
    .price-row .pro-tag { color: var(--green-dark); font-size: 11px; font-weight: 600; }
    #societe-fields { display: none; }
    #societe-fields.visible { display: block; }

    /* ── NAVIGATION MENU ── */
    .nav-link {
      color: rgba(255,255,255,0.85);
      text-decoration: none;
      font-size: 14px;
      font-weight: 500;
      padding: 8px 14px;
      border-radius: var(--radius-md);
      white-space: nowrap;
      transition: all 0.15s;
      background: none;
      border: none;
      cursor: pointer;
      font-family: var(--font);
    }
    .nav-link:hover { color: white; background: rgba(255,255,255,0.12); }

    .nav-dropdown { position: relative; }
    .nav-dropdown-trigger { display: flex; align-items: center; }
    .nav-dropdown-menu {
      display: none;
      position: absolute;
      top: calc(100% + 8px);
      left: 50%;
      transform: translateX(-50%);
      background: white;
      border-radius: var(--radius-lg);
      box-shadow: 0 12px 40px rgba(26,86,196,0.18);
      border: 0.5px solid var(--border);
      min-width: 220px;
      padding: 6px 0;
      z-index: 150;
    }
    .nav-dropdown.open .nav-dropdown-menu { display: block; animation: panelIn 0.18s cubic-bezier(.25,0,.15,1); }
    .nav-dropdown-item {
      display: block;
      padding: 10px 18px;
      font-size: 14px;
      color: var(--text);
      text-decoration: none;
      transition: background 0.12s;
    }
    .nav-dropdown-item:hover { background: var(--green-light); color: var(--green-dark); }

    .nav-mobile-link {
      display: block;
      color: white;
      text-decoration: none;
      font-size: 18px;
      font-weight: 500;
      padding: 12px 16px;
      border-radius: var(--radius-md);
      transition: background 0.15s;
    }
    .nav-mobile-link:hover { background: rgba(255,255,255,0.1); }
    .nav-mobile-sub { font-size: 15px; font-weight: 400; color: rgba(255,255,255,0.8); }

    @media (max-width: 900px) {
      #main-nav { display: none !important; }
      #main-nav-right { display: none !important; }
      #nav-bar { display: none !important; }
      #burger-btn { display: flex !important; }
    }

    /* ══════════════════════════════════════════════════════════
       FOOTER — Responsive mobile
       ══════════════════════════════════════════════════════════ */
    footer {
      position: relative;
      z-index: 1;
    }

    @media (max-width: 768px) {
      footer {
        padding: 1rem 1rem !important;
        /* Sur mobile avec barre nav fixe en bas, on laisse de l'espace */
        padding-bottom: calc(1.25rem + env(safe-area-inset-bottom, 16px)) !important;
        margin-bottom: 0 !important;
      }
      footer > div {
        flex-direction: column !important;
        gap: 8px !important;
        align-items: center !important;
      }
      footer nav {
        flex-wrap: wrap !important;
        justify-content: center !important;
        gap: 4px 2px !important;
      }
      /* Cacher les séparateurs · sur mobile pour éviter les sauts de ligne moches */
      footer .footer-sep {
        display: none !important;
      }
      /* Modale légale : onglets scrollables sur mobile */
      #legal-tabs > div {
        overflow-x: auto !important;
        -webkit-overflow-scrolling: touch !important;
        flex-wrap: nowrap !important;
        scrollbar-width: none !important;
      }
      #legal-tabs > div::-webkit-scrollbar { display: none; }
      .ltab {
        font-size: 12px !important;
        padding: 10px 10px !important;
        white-space: nowrap !important;
      }
      #legal-body {
        padding: 16px !important;
        font-size: 13px !important;
      }
    }

    @media (max-width: 420px) {
      footer {
        padding: 0.875rem 0.75rem !important;
        padding-bottom: calc(0.875rem + env(safe-area-inset-bottom, 0px)) !important;
      }
      .footer-link {
        font-size: 11px !important;
        padding: 4px 6px !important;
      }
    }