commit 81fd9dd717b599f82bf28925a84400f914f12183
Author: Yasser Boulayoune <yasder5@noreply.localhost>
Date:   Tue May 12 10:12:00 2026 +0200

    Premier jet : gabarit SVG et rendu PNG

diff --git a/README.md b/README.md
new file mode 100644
index 0000000..10cee32
--- /dev/null
+++ b/README.md
@@ -0,0 +1,16 @@
+# card-generator
+
+Petite app web auto-hébergée qui produit les visuels (featured images) du portfolio : SVG rendu en PNG avec librsvg.
+
+## Stack
+
+- Python 3 (serveur HTTP de la bibliothèque standard)
+- JavaScript vanilla pour l'aperçu en direct
+- librsvg (`rsvg-convert`) pour le rendu PNG
+- Polices Fraunces, Syne et DM Sans
+
+## Installation
+
+```
+python3 server.py   # puis http://localhost:6789
+```
diff --git a/static/app.js b/static/app.js
new file mode 100644
index 0000000..5ae5e0e
--- /dev/null
+++ b/static/app.js
@@ -0,0 +1,197 @@
+/* Card Generator — frontend */
+
+const $ = (id) => document.getElementById(id);
+const preview = $("preview-frame");
+const status = $("status");
+
+let state = {
+  eyebrow:   "RÉALISATION · SYMFONY",
+  title:     "pokedwwmm",
+  title_2:   "",
+  tagline:   "151 Pokémon · Twig Components · JSON",
+  accent:    "#ef4444",
+  logo_color:"#ef4444",
+  logo_kind: "preset",   // preset | upload | text | none
+  logo_value:"symfony",
+  logo_size: 260,
+};
+
+let renderTimer = null;
+let logoLibrary = [];
+
+/* ── Wire up form ──────────────────────────────────────────────── */
+
+const inputBindings = {
+  eyebrow: "eyebrow",
+  title: "title",
+  title_2: "title_2",
+  tagline: "tagline",
+  accent: "accent",
+  logo_color: "logo_color",
+};
+
+for (const [stateKey, inputId] of Object.entries(inputBindings)) {
+  $(inputId).addEventListener("input", (e) => {
+    state[stateKey] = e.target.value;
+    schedule();
+  });
+}
+
+$("logo_size").addEventListener("input", (e) => {
+  state.logo_size = +e.target.value;
+  $("logo_size_val").value = `${state.logo_size}px`;
+  schedule();
+});
+
+/* Swatches */
+document.querySelectorAll(".swatch").forEach(btn => {
+  const c = btn.dataset.color;
+  btn.style.background = c;
+  btn.addEventListener("click", () => {
+    state.accent = c;
+    state.logo_color = c;
+    $("accent").value = c;
+    $("logo_color").value = c;
+    schedule();
+  });
+});
+
+/* Segmented control: logo source */
+document.querySelectorAll(".seg-btn").forEach(btn => {
+  btn.addEventListener("click", () => {
+    document.querySelectorAll(".seg-btn").forEach(b => b.classList.remove("active"));
+    btn.classList.add("active");
+    state.logo_kind = btn.dataset.kind;
+    document.querySelectorAll(".logo-source").forEach(el => { el.hidden = true; });
+    if (state.logo_kind === "preset")  document.querySelector(".preset-source").hidden = false;
+    if (state.logo_kind === "upload")  document.querySelector(".upload-source").hidden = false;
+    if (state.logo_kind === "text")    document.querySelector(".text-source").hidden = false;
+    schedule();
+  });
+});
+
+/* Text logo input */
+$("logo_text").addEventListener("input", (e) => {
+  if (state.logo_kind === "text") state.logo_value = e.target.value;
+  schedule();
+});
+
+/* Upload */
+$("logo_upload").addEventListener("change", async (e) => {
+  const file = e.target.files[0];
+  if (!file) return;
+  const dataUrl = await new Promise((res, rej) => {
+    const r = new FileReader();
+    r.onload = () => res(r.result);
+    r.onerror = rej;
+    r.readAsDataURL(file);
+  });
+  state.logo_kind = "upload";
+  state.logo_value = dataUrl;
+  const preview = $("upload_preview");
+  preview.hidden = false;
+  preview.innerHTML = `<img src="${dataUrl}" alt="">`;
+  schedule();
+});
+
+/* ── Logo library ──────────────────────────────────────────────── */
+
+async function loadLogoLibrary() {
+  const res = await fetch("/api/logos");
+  logoLibrary = await res.json();
+  const grid = $("logo_grid");
+  grid.innerHTML = "";
+  for (const slug of logoLibrary) {
+    const tile = document.createElement("div");
+    tile.className = "logo-tile";
+    tile.title = slug;
+    if (slug === state.logo_value) tile.classList.add("selected");
+    tile.dataset.slug = slug;
+    const svgRes = await fetch(`/logos/${slug}.svg`);
+    tile.innerHTML = await svgRes.text();
+    tile.addEventListener("click", () => {
+      grid.querySelectorAll(".logo-tile").forEach(t => t.classList.remove("selected"));
+      tile.classList.add("selected");
+      state.logo_kind = "preset";
+      state.logo_value = slug;
+      // Also update segmented control
+      document.querySelectorAll(".seg-btn").forEach(b =>
+        b.classList.toggle("active", b.dataset.kind === "preset"));
+      document.querySelectorAll(".logo-source").forEach(el => { el.hidden = true; });
+      document.querySelector(".preset-source").hidden = false;
+      schedule();
+    });
+    grid.appendChild(tile);
+  }
+}
+
+/* ── Render pipeline ───────────────────────────────────────────── */
+
+function schedule() {
+  if (renderTimer) clearTimeout(renderTimer);
+  status.textContent = "rendu…"; status.className = "status working";
+  renderTimer = setTimeout(render, 120);
+}
+
+async function render() {
+  try {
+    const res = await fetch("/api/svg", {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify(state),
+    });
+    if (!res.ok) throw new Error(`HTTP ${res.status}`);
+    const svgText = await res.text();
+    preview.innerHTML = svgText;
+    status.textContent = "à jour"; status.className = "status ok";
+  } catch (e) {
+    console.error(e);
+    status.textContent = "erreur"; status.className = "status err";
+  }
+}
+
+/* ── Download buttons ──────────────────────────────────────────── */
+
+$("btn-svg").addEventListener("click", async () => {
+  status.textContent = "génération SVG…"; status.className = "status working";
+  const res = await fetch("/api/svg", {
+    method: "POST",
+    headers: { "Content-Type": "application/json" },
+    body: JSON.stringify(state),
+  });
+  const blob = await res.blob();
+  downloadBlob(blob, `${$("filename").value || "card"}.svg`);
+  status.textContent = "SVG téléchargé"; status.className = "status ok";
+});
+
+$("btn-png").addEventListener("click", async () => {
+  status.textContent = "rendu PNG (rsvg-convert)…"; status.className = "status working";
+  const width = +$("export_width").value;
+  const height = Math.round(width / 1.6);
+  try {
+    const res = await fetch("/api/png", {
+      method: "POST",
+      headers: { "Content-Type": "application/json" },
+      body: JSON.stringify({ ...state, export_width: width, export_height: height,
+                             filename: $("filename").value || "card" }),
+    });
+    if (!res.ok) throw new Error(await res.text());
+    const blob = await res.blob();
+    downloadBlob(blob, `${$("filename").value || "card"}.png`);
+    status.textContent = `PNG ${width}×${height} téléchargé`; status.className = "status ok";
+  } catch (e) {
+    console.error(e);
+    status.textContent = "erreur PNG"; status.className = "status err";
+  }
+});
+
+function downloadBlob(blob, filename) {
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement("a");
+  a.href = url; a.download = filename;
+  document.body.appendChild(a); a.click(); a.remove();
+  URL.revokeObjectURL(url);
+}
+
+/* ── Init ──────────────────────────────────────────────────────── */
+loadLogoLibrary().then(render);
diff --git a/static/favicon.svg b/static/favicon.svg
new file mode 100644
index 0000000..80f17c6
--- /dev/null
+++ b/static/favicon.svg
@@ -0,0 +1,4 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
+  <rect width="512" height="512" rx="96" fill="#0a0a0e"/>
+  <path fill="#ef4444" d="M204.3 5C104.9 24.4 24.8 104.3 5.2 203.4c-37 187 131.7 326.4 258.8 306.7 41.2-6.4 61.4-54.6 42.5-91.7-23.1-45.4 9.9-98.4 60.9-98.4h79.7c35.8 0 64.8-29.6 64.9-65.3C511.5 97.1 368-38.1 204.3 5zM96 320c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32zm32-128c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32zm128-64c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32zm128 64c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32z" transform="translate(0, -10)"/>
+</svg>
diff --git a/static/index.html b/static/index.html
new file mode 100644
index 0000000..c9f8f6e
--- /dev/null
+++ b/static/index.html
@@ -0,0 +1,163 @@
+<!doctype html>
+<html lang="fr" data-theme="dark">
+<head>
+<meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<meta name="robots" content="noindex, nofollow">
+<meta name="googlebot" content="noindex, nofollow">
+<link rel="icon" type="image/svg+xml" href="/static/favicon.svg">
+<title>Card Generator · Yasder</title>
+<link rel="stylesheet" href="/static/style.css">
+<link rel="preconnect" href="https://fonts.googleapis.com">
+<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+<link href="https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,700&family=Syne:wght@400;600&family=DM+Sans:wght@400;500;600&family=JetBrains+Mono:wght@400;500&display=swap" rel="stylesheet">
+</head>
+<body>
+
+<header class="app-header">
+  <div class="brand">
+    <svg class="brand-logo" viewBox="0 0 512 512" xmlns="http://www.w3.org/2000/svg" aria-hidden="true">
+      <path d="M204.3 5C104.9 24.4 24.8 104.3 5.2 203.4c-37 187 131.7 326.4 258.8 306.7 41.2-6.4 61.4-54.6 42.5-91.7-23.1-45.4 9.9-98.4 60.9-98.4h79.7c35.8 0 64.8-29.6 64.9-65.3C511.5 97.1 368 -38.1 204.3 5zM96 320c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32zm32-128c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32zm128-64c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32zm128 64c-17.7 0-32-14.3-32-32s14.3-32 32-32 32 14.3 32 32-14.3 32-32 32z"/>
+    </svg>
+    <span class="brand-mark">YB<span class="dot">.</span></span>
+    <span class="brand-name">Card Generator</span>
+  </div>
+  <div class="brand-tagline">Mêmes cartes que sur yasser.boulayoune.com · Fraunces / Syne / DM Sans</div>
+</header>
+
+<main class="app">
+
+  <!-- LEFT: form -->
+  <aside class="panel form-panel">
+    <h2>Contenu</h2>
+
+    <div class="field">
+      <label for="eyebrow">Eyebrow <span class="hint">(petit titre en haut, en majuscules)</span></label>
+      <input id="eyebrow" type="text" value="RÉALISATION · SYMFONY" maxlength="60">
+    </div>
+
+    <div class="field">
+      <label for="title">Titre (ligne 1)</label>
+      <input id="title" type="text" value="pokedwwmm" maxlength="40">
+    </div>
+
+    <div class="field">
+      <label for="title_2">Titre ligne 2 <span class="hint">(optionnel · pour titre sur 2 lignes)</span></label>
+      <input id="title_2" type="text" value="" maxlength="40">
+    </div>
+
+    <div class="field">
+      <label for="tagline">Tagline <span class="hint">(stack, mots-clés)</span></label>
+      <input id="tagline" type="text" value="151 Pokémon · Twig Components · JSON" maxlength="80">
+    </div>
+
+    <h2>Couleurs</h2>
+
+    <div class="field row">
+      <div class="row-col">
+        <label for="accent">Couleur d'accent</label>
+        <input id="accent" type="color" value="#ef4444">
+      </div>
+      <div class="row-col">
+        <label for="logo_color">Couleur du logo <span class="hint">(SVG icônes uniquement)</span></label>
+        <input id="logo_color" type="color" value="#ef4444">
+      </div>
+    </div>
+
+    <div class="field">
+      <label>Palettes rapides</label>
+      <div class="swatches">
+        <button type="button" class="swatch" data-color="#ef4444" title="Rouge Symfony"></button>
+        <button type="button" class="swatch" data-color="#5865f2" title="Discord violet"></button>
+        <button type="button" class="swatch" data-color="#21759b" title="WordPress bleu"></button>
+        <button type="button" class="swatch" data-color="#a855f7" title="Violet"></button>
+        <button type="button" class="swatch" data-color="#22c55e" title="Vert Node"></button>
+        <button type="button" class="swatch" data-color="#fb923c" title="Orange Forgejo"></button>
+        <button type="button" class="swatch" data-color="#3b82f6" title="Bleu"></button>
+        <button type="button" class="swatch" data-color="#06b6d4" title="Cyan"></button>
+        <button type="button" class="swatch" data-color="#f5f5f7" title="Blanc"></button>
+        <button type="button" class="swatch" data-color="#a8e063" title="Lime"></button>
+      </div>
+    </div>
+
+    <h2>Logo</h2>
+
+    <div class="field">
+      <label>Source</label>
+      <div class="seg">
+        <button type="button" class="seg-btn active" data-kind="preset">Bibliothèque</button>
+        <button type="button" class="seg-btn" data-kind="upload">Upload PNG</button>
+        <button type="button" class="seg-btn" data-kind="text">Texte</button>
+        <button type="button" class="seg-btn" data-kind="none">Aucun</button>
+      </div>
+    </div>
+
+    <div class="field logo-source preset-source">
+      <label for="logo_preset">Icône (simpleicons + FontAwesome)</label>
+      <div class="logo-grid" id="logo_grid"></div>
+    </div>
+
+    <div class="field logo-source upload-source" hidden>
+      <label for="logo_upload">Upload une image (PNG transparent recommandé, ou SVG)</label>
+      <input id="logo_upload" type="file" accept="image/png,image/svg+xml,image/webp,image/jpeg">
+      <div id="upload_preview" class="upload-preview" hidden></div>
+    </div>
+
+    <div class="field logo-source text-source" hidden>
+      <label for="logo_text">Texte du logo <span class="hint">(monogramme · ex : YB.)</span></label>
+      <input id="logo_text" type="text" value="YB." maxlength="6">
+    </div>
+
+    <div class="field">
+      <label for="logo_size">Taille du logo <output id="logo_size_val">260px</output></label>
+      <input id="logo_size" type="range" min="120" max="380" step="10" value="260">
+    </div>
+
+    <h2>Export</h2>
+
+    <div class="field">
+      <label for="filename">Nom du fichier</label>
+      <input id="filename" type="text" value="card" maxlength="60">
+    </div>
+
+    <div class="field row">
+      <div class="row-col">
+        <label for="export_width">Largeur PNG</label>
+        <select id="export_width">
+          <option value="800">800 × 500 (1×)</option>
+          <option value="1600" selected>1600 × 1000 (2×, retina)</option>
+          <option value="2400">2400 × 1500 (3×)</option>
+        </select>
+      </div>
+    </div>
+
+    <div class="actions">
+      <button id="btn-png" type="button" class="btn btn-primary">⬇ Télécharger PNG</button>
+      <button id="btn-svg" type="button" class="btn">⬇ Télécharger SVG</button>
+    </div>
+
+  </aside>
+
+  <!-- RIGHT: preview -->
+  <section class="panel preview-panel">
+    <header class="preview-header">
+      <h2>Aperçu</h2>
+      <div class="zoom-info">800 × 500 · preview live</div>
+    </header>
+
+    <div class="preview-wrap">
+      <div id="preview-frame">
+        <!-- SVG is injected here -->
+      </div>
+    </div>
+
+    <footer class="preview-footer">
+      <span id="status" class="status">prêt</span>
+    </footer>
+  </section>
+
+</main>
+
+<script src="/static/app.js"></script>
+</body>
+</html>
diff --git a/static/style.css b/static/style.css
new file mode 100644
index 0000000..c108b35
--- /dev/null
+++ b/static/style.css
@@ -0,0 +1,381 @@
+/* ─── Reset + tokens ────────────────────────────────────────────── */
+*, *::before, *::after { box-sizing: border-box; }
+html, body { margin: 0; padding: 0; }
+
+:root {
+  --bg:         #0a0a0e;
+  --surface:    #14141a;
+  --surface-2:  #1a1a22;
+  --line:       #26262f;
+  --t1:         #f5f5f7;
+  --t2:         #c8c8d0;
+  --t3:         #8a8a92;
+  --accent:     #ef4444;
+  --accent-soft: #ef444433;
+  --radius:     12px;
+  --radius-sm:  6px;
+  --serif: 'Fraunces', Georgia, serif;
+  --sans:  'Syne', system-ui, sans-serif;
+  --body:  'DM Sans', system-ui, sans-serif;
+  --mono:  'JetBrains Mono', ui-monospace, monospace;
+}
+
+body {
+  font-family: var(--body);
+  background: radial-gradient(circle at 10% -10%, #1a1a22, var(--bg) 60%);
+  color: var(--t1);
+  min-height: 100vh;
+  font-size: 15px;
+  line-height: 1.5;
+}
+
+/* ─── Header ────────────────────────────────────────────────────── */
+.app-header {
+  display: flex; align-items: baseline; justify-content: space-between;
+  gap: 24px;
+  padding: 24px 32px;
+  border-bottom: 1px solid var(--line);
+  background: rgba(10, 10, 14, 0.6);
+  backdrop-filter: blur(8px);
+}
+.brand {
+  display: flex; align-items: center; gap: 14px;
+}
+.brand-logo {
+  width: 36px; height: 36px;
+  fill: var(--accent);
+  filter: drop-shadow(0 4px 12px rgba(239, 68, 68, 0.35));
+}
+.brand-mark {
+  font-family: var(--serif); font-weight: 700; font-size: 28px;
+  letter-spacing: -0.02em;
+  line-height: 1;
+}
+.brand-mark .dot { color: var(--accent); }
+.brand-name {
+  font-family: var(--sans); font-weight: 600; font-size: 14px;
+  letter-spacing: 0.18em; text-transform: uppercase; color: var(--t2);
+}
+.brand-tagline {
+  font-size: 13px; color: var(--t3); font-family: var(--mono);
+}
+
+/* ─── Layout ────────────────────────────────────────────────────── */
+.app {
+  display: grid;
+  grid-template-columns: 420px 1fr;
+  gap: 24px;
+  padding: 24px 32px 48px;
+  align-items: start;
+  max-width: 1600px;
+  margin: 0 auto;
+}
+.panel {
+  background: var(--surface);
+  border: 1px solid var(--line);
+  border-radius: var(--radius);
+  padding: 24px;
+}
+.form-panel {
+  position: sticky;
+  top: 24px;
+  max-height: calc(100vh - 48px);
+  overflow-y: auto;
+}
+.form-panel h2 {
+  font-family: var(--sans);
+  font-weight: 600;
+  font-size: 11px;
+  text-transform: uppercase;
+  letter-spacing: 0.22em;
+  color: var(--t3);
+  margin: 24px 0 12px;
+  padding-bottom: 8px;
+  border-bottom: 1px solid var(--line);
+}
+.form-panel h2:first-child { margin-top: 0; }
+
+/* ─── Form fields ───────────────────────────────────────────────── */
+.field { margin-bottom: 16px; }
+.field label {
+  display: block; margin-bottom: 6px;
+  font-size: 13px; font-weight: 500; color: var(--t2);
+}
+.field .hint {
+  font-size: 11px; color: var(--t3); font-weight: 400;
+  margin-left: 4px;
+}
+.field.row {
+  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
+}
+.field.row .row-col { margin: 0; }
+
+input[type="text"], input[type="file"], select {
+  width: 100%;
+  background: var(--bg);
+  color: var(--t1);
+  border: 1px solid var(--line);
+  border-radius: var(--radius-sm);
+  padding: 9px 12px;
+  font-family: var(--body);
+  font-size: 14px;
+  transition: border-color .15s;
+}
+input[type="text"]:focus, select:focus, input[type="file"]:focus {
+  outline: none;
+  border-color: var(--accent);
+}
+input[type="color"] {
+  width: 100%; height: 42px;
+  background: var(--bg);
+  border: 1px solid var(--line);
+  border-radius: var(--radius-sm);
+  cursor: pointer;
+  padding: 4px;
+}
+input[type="range"] {
+  width: 100%; accent-color: var(--accent);
+}
+output {
+  float: right; font-family: var(--mono); font-size: 12px; color: var(--t3);
+}
+
+/* Swatches */
+.swatches {
+  display: flex; flex-wrap: wrap; gap: 8px;
+}
+.swatch {
+  width: 28px; height: 28px;
+  border-radius: 50%;
+  border: 2px solid var(--line);
+  background: var(--color);
+  cursor: pointer;
+  transition: transform .12s, border-color .12s;
+}
+.swatch:hover { transform: scale(1.1); border-color: var(--t2); }
+
+/* Segmented control */
+.seg {
+  display: grid;
+  grid-template-columns: repeat(4, 1fr);
+  background: var(--bg);
+  border: 1px solid var(--line);
+  border-radius: var(--radius-sm);
+  padding: 3px;
+  gap: 2px;
+}
+.seg-btn {
+  background: transparent;
+  color: var(--t3);
+  border: 0;
+  padding: 8px 6px;
+  border-radius: 4px;
+  font-family: var(--body);
+  font-size: 12px;
+  font-weight: 500;
+  cursor: pointer;
+  transition: background .15s, color .15s;
+}
+.seg-btn:hover { color: var(--t2); }
+.seg-btn.active {
+  background: var(--accent);
+  color: white;
+}
+
+/* Logo grid */
+.logo-grid {
+  display: grid;
+  grid-template-columns: repeat(6, 1fr);
+  gap: 6px;
+  max-height: 200px;
+  overflow-y: auto;
+  padding: 6px;
+  background: var(--bg);
+  border: 1px solid var(--line);
+  border-radius: var(--radius-sm);
+}
+.logo-tile {
+  aspect-ratio: 1;
+  background: var(--surface-2);
+  border: 1px solid transparent;
+  border-radius: 4px;
+  cursor: pointer;
+  display: flex; align-items: center; justify-content: center;
+  padding: 6px;
+  transition: border-color .12s, background .12s;
+}
+.logo-tile:hover { background: var(--surface); border-color: var(--t3); }
+.logo-tile.selected { border-color: var(--accent); background: var(--surface); }
+.logo-tile svg { width: 100%; height: 100%; fill: var(--t1); }
+
+/* Upload preview */
+.upload-preview {
+  margin-top: 8px;
+  padding: 12px;
+  background: var(--bg);
+  border: 1px dashed var(--line);
+  border-radius: var(--radius-sm);
+  display: flex; align-items: center; justify-content: center;
+  min-height: 80px;
+}
+.upload-preview img { max-width: 100%; max-height: 80px; }
+
+/* Actions */
+.actions {
+  display: flex; gap: 10px; margin-top: 20px;
+}
+.btn {
+  flex: 1;
+  background: var(--surface-2);
+  color: var(--t1);
+  border: 1px solid var(--line);
+  padding: 12px 16px;
+  border-radius: var(--radius-sm);
+  font-family: var(--body);
+  font-size: 14px;
+  font-weight: 600;
+  cursor: pointer;
+  transition: background .15s, border-color .15s, transform .08s;
+}
+.btn:hover { background: var(--line); border-color: var(--t3); }
+.btn:active { transform: translateY(1px); }
+.btn-primary {
+  background: var(--accent);
+  border-color: var(--accent);
+  color: white;
+}
+.btn-primary:hover {
+  background: #f87171;
+  border-color: #f87171;
+}
+
+/* ─── Preview ───────────────────────────────────────────────────── */
+.preview-panel { padding: 16px; }
+.preview-header {
+  display: flex; align-items: baseline; justify-content: space-between;
+  padding: 8px 8px 16px;
+}
+.preview-header h2 {
+  font-family: var(--sans); font-weight: 600;
+  font-size: 11px; text-transform: uppercase; letter-spacing: 0.22em;
+  color: var(--t3); margin: 0;
+}
+.zoom-info {
+  font-family: var(--mono); font-size: 11px; color: var(--t3);
+}
+.preview-wrap {
+  background: repeating-conic-gradient(#0c0c10 0% 25%, #16161e 0% 50%) 50% / 24px 24px;
+  border-radius: var(--radius-sm);
+  padding: 24px;
+  display: flex; align-items: center; justify-content: center;
+  min-height: 540px;
+}
+#preview-frame {
+  width: 800px; max-width: 100%;
+  aspect-ratio: 8/5;
+  border-radius: 6px;
+  overflow: hidden;
+  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
+}
+#preview-frame svg {
+  width: 100%; height: 100%;
+  display: block;
+}
+.preview-footer {
+  padding: 16px 8px 4px;
+  display: flex; justify-content: flex-end;
+}
+.status {
+  font-family: var(--mono); font-size: 11px;
+  color: var(--t3);
+}
+.status.working { color: #f59e0b; }
+.status.ok { color: #22c55e; }
+.status.err { color: var(--accent); }
+
+/* ─── Responsive ────────────────────────────────────────────────── */
+
+/* Tablette large : on empile form + preview, le form reste large */
+@media (max-width: 1080px) {
+  .app {
+    grid-template-columns: 1fr;
+    padding: 20px 24px 40px;
+    gap: 20px;
+  }
+  .form-panel {
+    position: static;
+    max-height: none;
+    overflow-y: visible;
+  }
+  .preview-wrap { padding: 16px; min-height: 0; }
+  #preview-frame { width: 100%; max-width: 800px; margin: 0 auto; }
+}
+
+/* Tablette : header passe sur 2 lignes, paddings réduits */
+@media (max-width: 720px) {
+  .app-header {
+    flex-direction: column;
+    align-items: flex-start;
+    gap: 8px;
+    padding: 18px 20px;
+  }
+  .brand { gap: 10px; }
+  .brand-logo { width: 28px; height: 28px; }
+  .brand-mark { font-size: 22px; }
+  .brand-name { font-size: 12px; letter-spacing: 0.14em; }
+  .brand-tagline { font-size: 12px; }
+
+  .app {
+    padding: 16px 16px 32px;
+    gap: 16px;
+  }
+  .panel { padding: 18px; }
+  .preview-panel { padding: 12px; }
+  .preview-wrap { padding: 10px; }
+
+  /* Grille des logos plus aérée */
+  .logo-grid { grid-template-columns: repeat(5, 1fr); max-height: 240px; }
+
+  /* Le segmented control reste sur une ligne avec un texte plus court */
+  .seg-btn { padding: 8px 4px; font-size: 11px; }
+}
+
+/* Mobile : on passe en monocolonne pour la ligne couleurs, output sur sa propre ligne */
+@media (max-width: 520px) {
+  .app-header { padding: 14px 16px; }
+  .brand-tagline { display: none; }
+
+  .app {
+    padding: 12px 12px 28px;
+    gap: 12px;
+  }
+  .panel { padding: 14px; border-radius: 10px; }
+  .preview-panel { padding: 10px; }
+  .preview-wrap {
+    padding: 8px;
+    background-size: 16px 16px;
+  }
+
+  .field.row { grid-template-columns: 1fr; gap: 14px; }
+
+  output { float: none; display: block; margin-top: 4px; }
+
+  /* Grille logos : 4 col pour des tuiles plus tappables */
+  .logo-grid { grid-template-columns: repeat(4, 1fr); gap: 8px; }
+  .logo-tile { padding: 10px; }
+
+  /* Boutons d'export empilés pour qu'ils restent lisibles */
+  .actions { flex-direction: column; }
+  .btn { width: 100%; padding: 14px 16px; }
+
+  /* Swatches plus gros, plus faciles au doigt */
+  .swatch { width: 32px; height: 32px; }
+
+  .preview-header { flex-direction: column; align-items: flex-start; gap: 4px; }
+}
+
+/* Très petits écrans : on tasse encore un peu */
+@media (max-width: 360px) {
+  .seg { grid-template-columns: repeat(2, 1fr); }
+  .logo-grid { grid-template-columns: repeat(3, 1fr); }
+}