diff --git a/custom_components/cookcli/www/cookcli-card.js b/custom_components/cookcli/www/cookcli-card.js
index 694172a..42e2ea9 100644
--- a/custom_components/cookcli/www/cookcli-card.js
+++ b/custom_components/cookcli/www/cookcli-card.js
@@ -787,9 +787,105 @@ class CookCliChecklistCard extends HTMLElement {
   }
 }
 
+/**
+ * Enrobe circular-timer-card (karlis-vagalis/circular-timer-card) sans la
+ * modifier : superpose un bouton "Démarrer" tant que le minuteur est à
+ * l'état idle, avec la durée voulue (transmise à timer.start). Une fois
+ * démarré, le bouton disparaît et les actions natives de la carte prennent
+ * le relais (tap = pause/reprise, appui long = détail, double-tap = annuler).
+ *
+ * Config :
+ *   type: custom:cookcli-timer-start-card
+ *   entity: timer.xxx
+ *   duration: "00:10:00"        # HH:MM:SS, passé à timer.start au clic
+ *   label: "10 min"             # optionnel, affiché sur le bouton
+ *   timer_card_config: {}       # optionnel, transmis tel quel à
+ *                                # circular-timer-card (bins, color, layout…)
+ */
+class CookCliTimerStartCard extends HTMLElement {
+  setConfig(config) {
+    if (!config || !config.entity) {
+      throw new Error("La carte a besoin d'une `entity` (timer).");
+    }
+    this._config = config;
+    this._state = null;
+
+    if (!this.shadowRoot) this.attachShadow({ mode: "open" });
+    this._buildDom();
+  }
+
+  getCardSize() {
+    return 4;
+  }
+
+  _buildDom() {
+    this.shadowRoot.innerHTML = `
+      <style>
+        .wrap { position: relative; }
+        .overlay {
+          position: absolute;
+          inset: 0;
+          display: flex;
+          flex-direction: column;
+          align-items: center;
+          justify-content: center;
+          gap: 4px;
+          cursor: pointer;
+          background: color-mix(in srgb, var(--card-background-color) 55%, transparent);
+          border-radius: var(--ha-card-border-radius, 12px);
+          transition: opacity 0.2s ease;
+        }
+        .overlay ha-icon { color: var(--primary-color); --mdc-icon-size: 32px; }
+        .overlay span { font-size: 0.9em; color: var(--primary-text-color); }
+        .overlay.hidden { opacity: 0; pointer-events: none; }
+      </style>
+      <div class="wrap">
+        <div class="card-slot"></div>
+        <div class="overlay hidden">
+          <ha-icon icon="mdi:play-circle"></ha-icon>
+          <span></span>
+        </div>
+      </div>
+    `;
+    this._overlay = this.shadowRoot.querySelector(".overlay");
+    this._overlay.querySelector("span").textContent = this._config.label
+      ? `Démarrer ${this._config.label}`
+      : "Démarrer";
+    this._overlay.addEventListener("click", (ev) => this._onStart(ev));
+
+    this._inner = document.createElement("circular-timer-card");
+    this._inner.setConfig({
+      type: "custom:circular-timer-card",
+      entity: this._config.entity,
+      ...(this._config.timer_card_config || {}),
+    });
+    this.shadowRoot.querySelector(".card-slot").appendChild(this._inner);
+  }
+
+  _onStart(ev) {
+    ev.stopPropagation();
+    if (!this._hass || !this._config.duration) return;
+    this._hass.callService("timer", "start", {
+      entity_id: this._config.entity,
+      duration: this._config.duration,
+    });
+  }
+
+  set hass(hass) {
+    this._hass = hass;
+    if (this._inner) this._inner.hass = hass;
+    const state = hass.states[this._config.entity]?.state;
+    if (state !== this._state) {
+      this._state = state;
+      this._overlay.classList.toggle("hidden", state !== "idle");
+    }
+  }
+}
+
 customElements.define("cookcli-card", CookCliCard);
 customElements.define("cookcli-card-editor", CookCliCardEditor);
 customElements.define("cookcli-checklist-card", CookCliChecklistCard);
+customElements.define("cookcli-timer-start-card", CookCliTimerStartCard);
 
 window.customCards = window.customCards || [];
 window.customCards.push({
diff --git a/custom_components/cookcli/www/cookcli-recipe-strategy.js b/custom_components/cookcli/www/cookcli-recipe-strategy.js
index acf89c1..ce4a034 100644
--- a/custom_components/cookcli/www/cookcli-recipe-strategy.js
+++ b/custom_components/cookcli/www/cookcli-recipe-strategy.js
@@ -455,17 +455,11 @@ class CookCliRecipeViewStrategy extends HTMLElement {
         if (!seconds) continue;
         const label = `${timer.duration ?? ""} ${timer.unit ?? ""}`.trim();
         leftCards.push({
-          type: "button",
-          name: `Démarrer ${label}`,
-          icon: "mdi:timer-outline",
-          tap_action: {
-            action: "perform-action",
-            perform_action: "timer.start",
-            target: { entity_id: config.timer_entity },
-            data: { duration: this._secondsToHms(seconds) },
-          },
+          type: "custom:cookcli-timer-start-card",
+          entity: config.timer_entity,
+          duration: this._secondsToHms(seconds),
+          label,
         });
-        leftCards.push({ type: "custom:circular-timer-card", entity: config.timer_entity });
       }
     }