/* CSS Encapsulado */
.mu-shop-editor-v6 {
    --bg-base: #0f172a;
    --bg-panel: #1e293b;
    --bg-input: #0b1120;
    --bg-hover: #334155;
    
    --accent: #f59e0b;
    --accent-hover: #d97706;
    --primary: #3b82f6;
    --primary-hover: #2563eb;
    --success: #10b981;
    --success-hover: #059669;
    --danger: #ef4444;
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #334155;

    max-width: 1050px;
    margin: 30px auto;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    color: var(--text-main);
    background: var(--bg-base);
    border-radius: 12px;
    box-shadow: 0 25px 50px -12px rgba(0,0,0,0.5);
    border: 1px solid var(--border-color);
    overflow: hidden;
    line-height: 1.5;
    position: relative;
}

.mu-shop-editor-v6 *, .mu-shop-editor-v6 *::before, .mu-shop-editor-v6 *::after { box-sizing: border-box; }

.mu-header {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 25px; background: linear-gradient(to right, #0f172a, #1e293b);
    border-bottom: 1px solid var(--border-color); flex-wrap: wrap; gap: 15px;
}
.mu-header-brand { display: flex; align-items: center; gap: 15px; }
.mu-logo { font-size: 2rem; background: linear-gradient(135deg, var(--accent), #fbbf24); padding: 10px; border-radius: 10px; }
.mu-title-box h1 { margin:0; font-size: 1.4rem; font-weight: 800; }
.mu-title-box h1 span { font-size: 0.85rem; background: rgba(59, 130, 246, 0.2); color: #60a5fa; padding: 2px 8px; border-radius: 6px; }
.mu-title-box p { margin: 2px 0 0; font-size: 0.85rem; color: var(--text-muted); }
.mu-header-actions { display: flex; align-items: center; gap: 12px; }
.mu-badge-version { background: rgba(16, 185, 129, 0.1); color: var(--success); border: 1px solid rgba(16, 185, 129, 0.3); padding: 6px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; }

.mu-panel { background: var(--bg-panel); padding: 20px; border-bottom: 1px solid var(--border-color); }
.mu-panel-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
.mu-panel-header h3 { margin:0; font-size: 1.1rem; font-weight: 600; display: flex; align-items: center; gap: 8px; }

.mu-main-grid { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid var(--border-color); }
@media (max-width: 850px) { .mu-main-grid { grid-template-columns: 1fr; } .mu-library-panel { border-right: none; border-bottom: 1px solid var(--border-color); } }
.mu-library-panel { border-right: 1px solid var(--border-color); }

.mu-control-group { display: flex; flex-direction: column; margin-bottom: 8px; width: 100%; }
.mu-control-group label { font-size: 0.75rem; font-weight: 600; color: var(--text-muted); margin-bottom: 4px; text-transform: uppercase; }
.mu-control-group input, .mu-control-group select {
    background: var(--bg-input); border: 1px solid var(--border-color); color: var(--text-main);
    padding: 8px 10px; border-radius: 6px; font-size: 0.85rem; outline: none; transition: 0.2s; font-family: inherit;
}
.mu-control-group input:focus, .mu-control-group select:focus { border-color: var(--accent); }
.mu-highlight-select { border-color: var(--accent) !important; color: var(--accent) !important; font-weight: bold; }

/* Fila Alineada del Selector de Bloque y Botón */
.mu-block-select-row { display: flex; gap: 8px; align-items: center; }
.mu-block-select-row select { flex: 1; }
.mu-block-select-row button { white-space: nowrap; padding: 8px 12px; font-size: 0.8rem; }

.mu-filters { display: flex; flex-direction: column; gap: 8px; margin-bottom: 15px; }
.mu-item-list { background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 6px; height: 420px; overflow-y: auto; padding: 5px; }

.mu-item-row { display: flex; justify-content: space-between; align-items: center; padding: 8px 12px; border-radius: 4px; cursor: pointer; transition: 0.15s; margin-bottom: 2px; }
.mu-item-row:hover { background: var(--bg-hover); }
.mu-item-row.added { background: rgba(16, 185, 129, 0.15); border-left: 3px solid var(--success); }
.mu-item-id { font-family: monospace; color: var(--accent); font-size: 0.8rem; margin-right: 8px; font-weight: 600; }
.mu-item-name { font-size: 0.85rem; font-weight: 500; }

.mu-global-settings { background: rgba(15, 23, 42, 0.5); border: 1px dashed var(--border-color); padding: 12px; border-radius: 8px; margin-bottom: 15px; }
.mu-global-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.mu-global-header h4 { margin:0; font-size: 0.85rem; color: var(--accent); }
.mu-stats-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 6px; margin-bottom: 8px; }
@media (max-width: 700px) { .mu-stats-grid { grid-template-columns: repeat(4, 1fr); } }
@media (max-width: 480px) { .mu-stats-grid { grid-template-columns: repeat(2, 1fr); } }

.mu-btn-full { width: 100%; margin-top: 5px; }

.mu-draft-list { height: 350px; overflow-y: auto; border: 1px solid var(--border-color); background: var(--bg-input); border-radius: 6px; padding: 10px; }
.mu-block-card { background: var(--bg-panel); border: 1px solid var(--border-color); border-radius: 8px; margin-bottom: 15px; padding: 10px; }
.mu-block-title-bar { display: flex; justify-content: space-between; align-items: center; padding-bottom: 8px; margin-bottom: 8px; border-bottom: 1px solid var(--border-color); }
.mu-block-title { font-weight: bold; font-size: 0.9rem; color: var(--accent); display: flex; align-items: center; gap: 8px; }

.mu-draft-item { background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 6px; padding: 8px 10px; margin-bottom: 6px; display: flex; justify-content: space-between; align-items: center; transition: 0.2s; }
.mu-draft-item:hover { border-color: var(--primary); }
.mu-draft-info { display: flex; flex-direction: column; gap: 2px; }
.mu-draft-title { font-size: 0.85rem; font-weight: 600; color: #fff; cursor: pointer; }
.mu-draft-title:hover { color: var(--accent); text-decoration: underline; }
.mu-draft-meta { font-family: monospace; font-size: 0.72rem; color: var(--text-muted); }
.mu-item-actions { display: flex; gap: 6px; }

/* Modal */
.mu-modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.8); display: none; align-items: center; justify-content: center; z-index: 99999; backdrop-filter: blur(3px); }
.mu-modal-overlay.open { display: flex; }
.mu-modal-card { background: var(--bg-panel); border: 1px solid var(--border-color); border-radius: 10px; width: 90%; max-width: 550px; padding: 20px; box-shadow: 0 20px 30px rgba(0,0,0,0.7); }
.mu-modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; border-bottom: 1px solid var(--border-color); padding-bottom: 10px; }
.mu-modal-header h3 { margin: 0; font-size: 1.1rem; color: var(--accent); }
.mu-modal-close { background: none; border: none; color: var(--text-muted); font-size: 1.2rem; cursor: pointer; }
.mu-modal-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mu-modal-footer { display: flex; justify-content: flex-end; gap: 10px; margin-top: 20px; }

.mu-btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 9px 14px; border-radius: 6px; font-size: 0.85rem; font-weight: 600; cursor: pointer; border: none; transition: 0.2s; font-family: inherit; }
.mu-btn-primary { background: var(--primary); color: #fff; }
.mu-btn-primary:hover { background: var(--primary-hover); }
.mu-btn-accent { background: var(--accent); color: #000; }
.mu-btn-accent:hover { background: var(--accent-hover); }
.mu-btn-success { background: var(--success); color: #fff; }
.mu-btn-success:hover { background: var(--success-hover); }
.mu-btn-secondary { background: var(--bg-hover); color: var(--text-main); }
.mu-btn-secondary:hover { background: #475569; }
.mu-btn-outline { background: transparent; border: 1px solid var(--border-color); color: var(--text-main); }
.mu-btn-outline:hover { background: var(--bg-hover); }
.mu-btn-small { padding: 4px 8px; font-size: 0.75rem; border-radius: 4px; border: none; cursor: pointer;}
.mu-btn-icon-text { background: transparent; border: none; color: var(--text-muted); cursor: pointer; font-size: 0.8rem; }
.mu-btn-icon-text:hover { color: var(--danger); }

.mu-output-panel textarea { width: 100%; height: 220px; background: #020617; border: 1px solid var(--border-color); color: var(--accent); padding: 12px; font-family: monospace; font-size: 0.82rem; border-radius: 6px; resize: vertical; white-space: pre; }
.mu-output-actions { display: flex; gap: 12px; margin-top: 15px; }
.mu-output-actions .mu-btn { flex: 1; }

.mu-footer { text-align: center; padding: 15px; font-size: 0.75rem; color: var(--text-muted); background: var(--bg-panel); border-top: 1px solid var(--border-color); }