@font-face {
        font-family: 'Barlow';
        src: url('font/Barlow-Regular.ttf') format('opentype');
        font-weight: normal;
        font-style: normal;
    }

    * {
        margin: 0;
        padding: 0;
        box-sizing: border-box;
        font-size: 15px;
    }

    body {
        font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
        background: #f8f9fa;
        color: #1f2937;
        line-height: 1.6;
        display: flex;
        flex-direction: column;
        align-items: center;

    }

    #banner-gen-wrapper {
        max-width: 1200px; 
        margin: 40px auto;
    }

    /* Layout 3 colonnes */
    .bgv2-container {
        display: grid;
        /* On garde tes largeurs fixes mais le '1fr' s'occupe de l'équilibre central */
        grid-template-columns: 300px 1fr 340px; 
        gap: 15px; /* Un peu plus d'espace entre les colonnes pour la clarté */
        align-items: start;
        max-width: 100%;
    }

    .bgv2-controls {
        background: #ffffff;
        padding: 24px;
        border-radius: 12px;
        border: 1px solid #e5e7eb;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        max-height: calc(100vh - 120px);
        overflow-y: auto;
        position: sticky;
        top: 20px;
    }

    .bgv2-section {
        margin-bottom: 20px;
    }

    .bgv2-label {
        display: block;
        font-size: 13px;
        font-weight: 600;
        color: #374151;
        margin-bottom: 8px;
    }

    .bgv2-select,
    .bgv2-input,
    .bgv2-textarea {
        width: 100%;
        padding: 10px 12px;
        border: 1px solid #d1d5db;
        border-radius: 8px;
        font-size: 14px;
        background: #ffffff;
        color: #1f2937;
        font-family: inherit;
        transition: all 0.2s;
    }

    .bgv2-select:focus,
    .bgv2-input:focus,
    .bgv2-textarea:focus {
        outline: none;
        border-color: #667eea;
        box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
    }

    .bgv2-textarea {
        min-height: 80px;
        resize: vertical;
    }

    .bgv2-color-picker {
        display: flex;
        gap: 12px;
        align-items: center;
    }

    .bgv2-color-pastille {
        position: relative;
        flex-shrink: 0;
    }

    .bgv2-color-display {
        width: 50px;
        height: 50px;
        border-radius: 50%;
        border: 3px solid #e5e7eb;
        cursor: pointer;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
        transition: all 0.2s;
        overflow: hidden;
    }

    .bgv2-color-display:hover {
        border-color: #667eea;
        transform: scale(1.05);
    }

    .bgv2-color-input {
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        opacity: 0;
        cursor: pointer;
    }

    .bgv2-color-text {
        flex: 1;
        padding: 10px 12px;
        border: 1px solid #d1d5db;
        border-radius: 8px;
        font-size: 13px;
        font-family: 'Monaco', monospace;
        background: #ffffff;
        color: #1f2937;
        text-transform: uppercase;
    }

    .bgv2-slider-group {
        margin-bottom: 16px;
    }

    .bgv2-slider-label {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 8px;
    }

    .bgv2-slider {
        -webkit-appearance: none;
        appearance: none;
        width: 100%;
        height: 6px;
        border-radius: 3px;
        background: #e5e7eb;
        outline: none;
        cursor: pointer;
    }

    .bgv2-slider::-webkit-slider-track {
        width: 100%;
        height: 6px;
        background: #e5e7eb;
        border-radius: 3px;
    }

    .bgv2-slider::-moz-range-track {
        width: 100%;
        height: 6px;
        background: #e5e7eb;
        border-radius: 3px;
    }

    .bgv2-slider::-webkit-slider-thumb {
        -webkit-appearance: none;
        appearance: none;
        width: 18px;
        height: 18px;
        border-radius: 50%;
        background: #667eea;
        cursor: pointer;
        border: 2px solid #ffffff;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }

    .bgv2-slider::-moz-range-thumb {
        width: 18px;
        height: 18px;
        border-radius: 50%;
        background: #667eea;
        cursor: pointer;
        border: 2px solid #ffffff;
        box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
    }

    .bgv2-slider::-webkit-slider-thumb:hover {
        background: #5a67d8;
    }

    .bgv2-slider::-moz-range-thumb:hover {
        background: #5a67d8;
    }

    .bgv2-slider-value {
        font-size: 13px;
        color: #6b7280;
        font-weight: 500;
        min-width: 50px;
        text-align: right;
    }

    .bgv2-button {
        padding: 10px 16px;
        border-radius: 18px;
        font-weight: 500;
        font-size: 14px;
        cursor: pointer;
        border: none;
        transition: all 0.2s;
        text-align: center;
        display: block;
        width: 100%;
    }

    .bgv2-button-primary {
        background: #ff9320;
        color: #fafafa;
        box-shadow: 0 2px 4px rgba(102, 126, 234, 0.3);
    }

    .bgv2-button-primary:hover {
        transform: translateY(-1px);
        box-shadow: 0 4px 8px rgba(102, 126, 234, 0.4);
    }

    .bgv2-button-secondary {
        background: #f3f4f6;
        color: #374151;
    }

    .bgv2-button-secondary:hover {
        background: #e5e7eb;
    }

    .bgv2-button-danger {
        background: #fee2e2;
        color: #dc2626;
    }

    .bgv2-button-danger:hover {
        background: #fecaca;
    }

    .bgv2-add-buttons {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: 10px;
    }

    .bgv2-hint {
        font-size: 12px;
        color: #9ca3af;
        margin-top: 8px;
        line-height: 1.5;
    }

    .bgv2-preview {
        background: #ffffff;
        padding: 32px;
        border-radius: 12px;
        border: 1px solid #e5e7eb;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        display: flex;
        align-items: center;
        justify-content: center;
        min-height: 500px;
        min-width: 500px;
        overflow: hidden;
    }

    #canvas-container-v2 {
        position: relative;
        display: inline-block;
        box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1);
        border-radius: 4px;
        max-width: 100%;
    }

    #canvas-v2 {
        display: block;
        cursor: default;
        border-radius: 2px;
        max-width: 100%;
        height: auto;
    }

    .bgv2-context-panel {
        background: #ffffff;
        padding: 24px;
        border-radius: 12px;
        border: 1px solid #e5e7eb;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
        position: sticky;
        top: 20px;
        max-height: calc(100vh - 120px);
        overflow-y: auto;
        min-height: 300px;
    }

    .bgv2-context-panel.hidden {
        display: none;
    }

    .bgv2-context-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 20px;
        padding-bottom: 16px;
        border-bottom: 1px solid #e5e7eb;
    }

    .bgv2-context-title {
        font-size: 15px;
        font-weight: 600;
        color: #111827;
    }

    .bgv2-close-btn {
        width: 28px;
        height: 28px;
        background: #f3f4f6;
        color: #6b7280;
        border: none;
        border-radius: 6px;
        cursor: pointer;
        font-size: 18px;
        line-height: 1;
        transition: all 0.2s;
    }

    .bgv2-close-btn:hover {
        background: #e5e7eb;
        color: #374151;
    }

    .bgv2-empty-state {
        text-align: center;
        color: #9ca3af;
        font-size: 14px;
        padding: 60px 20px;
        line-height: 1.6;
    }

    .bgv2-context-actions {
        display: grid;
        gap: 10px;
        margin-top: 20px;
        padding-top: 20px;
        border-top: 1px solid #e5e7eb;
    }

    @media (max-width: 1200px) {
        .bgv2-container {
            grid-template-columns: 280px 1fr 300px;
            gap: 16px;
        }
    }

    @media (max-width: 1024px) {
       .bgv2-container {
            grid-template-columns: 1fr;
        }

        .bgv2-controls,
        .bgv2-context-panel {
            position: relative;
            top: 0;
            max-height: none;
        }
    }

    @media (max-width: 768px) {
        header h1 {
            font-size: 1.8rem;
        }

        header p {
            font-size: 1rem;
        }

        #banner-gen-wrapper {
            padding: 12px;
            margin: 20px auto;
        }

        .bgv2-controls,
        .bgv2-preview,
        .bgv2-context-panel {
            padding: 16px;
            border-radius: 8px;
        }

        .bgv2-add-buttons {
            grid-template-columns: 1fr;
            gap: 12px;
        }
    }

    @media (max-width: 480px) {
        #banner-gen-wrapper {
            padding: 8px;
        }

        .bgv2-controls,
        .bgv2-preview,
        .bgv2-context-panel {
            padding: 12px;
        }
    }

    .bgv2-controls::-webkit-scrollbar,
    .bgv2-context-panel::-webkit-scrollbar {
        width: 6px;
    }

    .bgv2-controls::-webkit-scrollbar-track,
    .bgv2-context-panel::-webkit-scrollbar-track {
        background: #f3f4f6;
    }

    .bgv2-controls::-webkit-scrollbar-thumb,
    .bgv2-context-panel::-webkit-scrollbar-thumb {
        background: #d1d5db;
        border-radius: 3px;
    }

    footer {
        background: #1f2937;
        color: #9ca3af;
        text-align: center;
        padding: 2rem 1rem;
        margin-top: 4rem;
    }

    footer p {
        margin: 0.5rem 0;
    }

    footer a {
        color: #667eea;
        text-decoration: none;
    }

    footer a:hover {
        text-decoration: underline;
    }